Merge pull request #13 from fullsizemalt/claude/setup-web-foundation-01U2Zo7smNxkTBwUR8A6rZsk

Set up web project and begin foundation components

web/.next/app-build-manifest.json

@@ -0,0 +1,3 @@
+{
+  "pages": {}
+}

web/.next/build-manifest.json

@@ -0,0 +1,16 @@
+{
+  "polyfillFiles": [
+    "static/chunks/polyfills.js"
+  ],
+  "devFiles": [],
+  "ampDevFiles": [],
+  "lowPriorityFiles": [
+    "static/development/_buildManifest.js",
+    "static/development/_ssgManifest.js"
+  ],
+  "rootMainFiles": [],
+  "pages": {
+    "/_app": []
+  },
+  "ampFirstPages": []
+}

web/.next/cache/config.json

@@ -0,0 +1,7 @@
+{
+	"telemetry": {
+		"notifiedAt": "1763427314021",
+		"anonymousId": "70c983e3a214885f150e4f5a0f0894388c5b95a67ab9be573a2ea0500313ea48",
+		"salt": "834e7078c6f3d753930f132743a3f917"
+	}
+}

web/.next/package.json

@@ -0,0 +1 @@
+{"type": "commonjs"}

web/.next/react-loadable-manifest.json

@@ -0,0 +1 @@
+{}

web/.next/server/app-paths-manifest.json

@@ -0,0 +1 @@
+{}

web/.next/server/interception-route-rewrite-manifest.js

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+self.__INTERCEPTION_ROUTE_REWRITE_MANIFEST="[]"

web/.next/server/middleware-build-manifest.js

@@ -0,0 +1,18 @@
+self.__BUILD_MANIFEST = {
+  "polyfillFiles": [
+    "static/chunks/polyfills.js"
+  ],
+  "devFiles": [],
+  "ampDevFiles": [],
+  "lowPriorityFiles": [],
+  "rootMainFiles": [],
+  "pages": {
+    "/_app": []
+  },
+  "ampFirstPages": []
+};
+self.__BUILD_MANIFEST.lowPriorityFiles = [
+"/static/" + process.env.__NEXT_BUILD_ID + "/_buildManifest.js",
+,"/static/" + process.env.__NEXT_BUILD_ID + "/_ssgManifest.js",
+
+];

web/.next/server/middleware-manifest.json

@@ -0,0 +1,6 @@
+{
+  "version": 3,
+  "middleware": {},
+  "functions": {},
+  "sortedMiddleware": []
+}

web/.next/server/middleware-react-loadable-manifest.js

@@ -0,0 +1 @@
+self.__REACT_LOADABLE_MANIFEST="{}"

web/.next/server/next-font-manifest.js

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+self.__NEXT_FONT_MANIFEST="{\"pages\":{},\"app\":{},\"appUsingSizeAdjust\":false,\"pagesUsingSizeAdjust\":false}"

web/.next/server/next-font-manifest.json

@@ -0,0 +1 @@
+{"pages":{},"app":{},"appUsingSizeAdjust":false,"pagesUsingSizeAdjust":false}

web/.next/server/pages-manifest.json

@@ -0,0 +1 @@
+{}

web/.next/server/server-reference-manifest.js

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+self.__RSC_SERVER_MANIFEST="{\n  \"node\": {},\n  \"edge\": {},\n  \"encryptionKey\": \"process.env.NEXT_SERVER_ACTIONS_ENCRYPTION_KEY\"\n}"

web/.next/server/server-reference-manifest.json

@@ -0,0 +1,5 @@
+{
+  "node": {},
+  "edge": {},
+  "encryptionKey": "su0GaTomCNeS6ZeJVTDKYwMbD/s56Dn1rGzRZrrq7Qs="
+}

web/.next/static/development/_buildManifest.js

@@ -0,0 +1 @@
+self.__BUILD_MANIFEST = {__rewrites:{afterFiles:[],beforeFiles:[],fallback:[]},sortedPages:["\u002F_app"]};self.__BUILD_MANIFEST_CB && self.__BUILD_MANIFEST_CB()

web/.next/static/development/_ssgManifest.js

@@ -0,0 +1 @@
+self.__SSG_MANIFEST=new Set;self.__SSG_MANIFEST_CB&&self.__SSG_MANIFEST_CB()

web/.next/types/package.json

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+{"type": "module"}

web/app/(auth)/login/page.tsx

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+'use client'
+
+import React, { useState } from 'react'
+import { AuthLayout } from '@/components/layouts/AuthLayout'
+import { Input } from '@/components/common/Input'
+import { Button } from '@/components/common/Button'
+import { Checkbox } from '@/components/common/Checkbox'
+import { Link } from '@/components/common/Link'
+import { useAuth } from '@/lib/hooks/useAuth'
+
+export default function LoginPage() {
+  const { login, isLoading, error } = useAuth()
+  const [formData, setFormData] = useState({
+    email: '',
+    password: '',
+    rememberMe: false,
+  })
+  const [formErrors, setFormErrors] = useState<Record<string, string>>({})
+
+  const validateForm = () => {
+    const errors: Record<string, string> = {}
+
+    if (!formData.email) {
+      errors.email = 'Email is required'
+    } else if (!/\S+@\S+\.\S+/.test(formData.email)) {
+      errors.email = 'Email is invalid'
+    }
+
+    if (!formData.password) {
+      errors.password = 'Password is required'
+    } else if (formData.password.length < 8) {
+      errors.password = 'Password must be at least 8 characters'
+    }
+
+    setFormErrors(errors)
+    return Object.keys(errors).length === 0
+  }
+
+  const handleSubmit = async (e: React.FormEvent) => {
+    e.preventDefault()
+
+    if (!validateForm()) {
+      return
+    }
+
+    await login({
+      email: formData.email,
+      password: formData.password,
+    })
+  }
+
+  const handleChange = (e: React.ChangeEvent<HTMLInputElement>) => {
+    const { name, value, type, checked } = e.target
+    setFormData((prev) => ({
+      ...prev,
+      [name]: type === 'checkbox' ? checked : value,
+    }))
+
+    // Clear error for this field
+    if (formErrors[name]) {
+      setFormErrors((prev) => {
+        const newErrors = { ...prev }
+        delete newErrors[name]
+        return newErrors
+      })
+    }
+  }
+
+  return (
+    <AuthLayout
+      title="Welcome back"
+      subtitle="Sign in to your account to continue"
+    >
+      <form onSubmit={handleSubmit} className="space-y-6">
+        {error && (
+          <div
+            className="bg-error-50 border border-error-200 text-error-800 px-4 py-3 rounded-md"
+            role="alert"
+          >
+            <p className="text-sm">
+              {error.message || 'Login failed. Please check your credentials and try again.'}
+            </p>
+          </div>
+        )}
+
+        <Input
+          type="email"
+          name="email"
+          label="Email address"
+          placeholder="you@example.com"
+          value={formData.email}
+          onChange={handleChange}
+          error={formErrors.email}
+          required
+          fullWidth
+          autoComplete="email"
+        />
+
+        <Input
+          type="password"
+          name="password"
+          label="Password"
+          placeholder="••••••••"
+          value={formData.password}
+          onChange={handleChange}
+          error={formErrors.password}
+          required
+          fullWidth
+          autoComplete="current-password"
+        />
+
+        <div className="flex items-center justify-between">
+          <Checkbox
+            name="rememberMe"
+            label="Remember me"
+            checked={formData.rememberMe}
+            onChange={handleChange}
+          />
+
+          <Link
+            href="/auth/reset-password"
+            variant="primary"
+            className="text-sm"
+          >
+            Forgot password?
+          </Link>
+        </div>
+
+        <Button
+          type="submit"
+          variant="primary"
+          size="lg"
+          fullWidth
+          isLoading={isLoading}
+          disabled={isLoading}
+        >
+          Sign in
+        </Button>
+
+        <div className="text-center text-sm text-gray-600 dark:text-gray-400">
+          Don't have an account?{' '}
+          <Link href="/auth/signup" variant="primary">
+            Sign up
+          </Link>
+        </div>
+      </form>
+    </AuthLayout>
+  )
+}

web/app/(auth)/reset-password/confirm/page.tsx

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+'use client'
+
+import React, { useState, useEffect } from 'react'
+import { useSearchParams, useRouter } from 'next/navigation'
+import { AuthLayout } from '@/components/layouts/AuthLayout'
+import { Input } from '@/components/common/Input'
+import { Button } from '@/components/common/Button'
+import { Link } from '@/components/common/Link'
+import { useApi } from '@/lib/hooks/useApi'
+
+export default function ResetPasswordConfirmPage() {
+  const searchParams = useSearchParams()
+  const router = useRouter()
+  const { execute, isLoading, error } = useApi()
+  const [token, setToken] = useState('')
+  const [formData, setFormData] = useState({
+    password: '',
+    confirmPassword: '',
+  })
+  const [formErrors, setFormErrors] = useState<Record<string, string>>({})
+  const [success, setSuccess] = useState(false)
+
+  useEffect(() => {
+    const tokenParam = searchParams.get('token')
+    if (tokenParam) {
+      setToken(tokenParam)
+    } else {
+      // Redirect to reset password page if no token
+      router.push('/auth/reset-password')
+    }
+  }, [searchParams, router])
+
+  const validateForm = () => {
+    const errors: Record<string, string> = {}
+
+    if (!formData.password) {
+      errors.password = 'Password is required'
+    } else if (formData.password.length < 8) {
+      errors.password = 'Password must be at least 8 characters'
+    } else if (!/(?=.*[a-z])(?=.*[A-Z])(?=.*\d)/.test(formData.password)) {
+      errors.password = 'Password must contain uppercase, lowercase, and number'
+    }
+
+    if (!formData.confirmPassword) {
+      errors.confirmPassword = 'Please confirm your password'
+    } else if (formData.password !== formData.confirmPassword) {
+      errors.confirmPassword = 'Passwords do not match'
+    }
+
+    setFormErrors(errors)
+    return Object.keys(errors).length === 0
+  }
+
+  const handleSubmit = async (e: React.FormEvent) => {
+    e.preventDefault()
+
+    if (!validateForm()) {
+      return
+    }
+
+    const data = await execute({
+      method: 'POST',
+      url: '/auth/reset-password/confirm',
+      data: {
+        token,
+        password: formData.password,
+      },
+    })
+
+    if (data) {
+      setSuccess(true)
+    }
+  }
+
+  const handleChange = (e: React.ChangeEvent<HTMLInputElement>) => {
+    const { name, value } = e.target
+    setFormData((prev) => ({
+      ...prev,
+      [name]: value,
+    }))
+
+    // Clear error for this field
+    if (formErrors[name]) {
+      setFormErrors((prev) => {
+        const newErrors = { ...prev }
+        delete newErrors[name]
+        return newErrors
+      })
+    }
+  }
+
+  if (success) {
+    return (
+      <AuthLayout
+        title="Password reset successful"
+        subtitle="Your password has been updated"
+      >
+        <div className="text-center space-y-4">
+          <div className="w-16 h-16 bg-success-100 rounded-full flex items-center justify-center mx-auto">
+            <svg
+              className="w-8 h-8 text-success-600"
+              fill="none"
+              stroke="currentColor"
+              viewBox="0 0 24 24"
+            >
+              <path
+                strokeLinecap="round"
+                strokeLinejoin="round"
+                strokeWidth={2}
+                d="M5 13l4 4L19 7"
+              />
+            </svg>
+          </div>
+
+          <p className="text-gray-600 dark:text-gray-400">
+            Your password has been successfully reset. You can now sign in with your new password.
+          </p>
+
+          <div className="pt-4">
+            <Link href="/auth/login">
+              <Button variant="primary" size="lg" fullWidth>
+                Go to login
+              </Button>
+            </Link>
+          </div>
+        </div>
+      </AuthLayout>
+    )
+  }
+
+  return (
+    <AuthLayout
+      title="Set new password"
+      subtitle="Enter your new password below"
+    >
+      <form onSubmit={handleSubmit} className="space-y-6">
+        {error && (
+          <div
+            className="bg-error-50 border border-error-200 text-error-800 px-4 py-3 rounded-md"
+            role="alert"
+          >
+            <p className="text-sm">
+              {error.message || 'Failed to reset password. The link may have expired.'}
+            </p>
+          </div>
+        )}
+
+        <Input
+          type="password"
+          name="password"
+          label="New password"
+          placeholder="••••••••"
+          value={formData.password}
+          onChange={handleChange}
+          error={formErrors.password}
+          helperText="At least 8 characters with uppercase, lowercase, and number"
+          required
+          fullWidth
+          autoComplete="new-password"
+        />
+
+        <Input
+          type="password"
+          name="confirmPassword"
+          label="Confirm new password"
+          placeholder="••••••••"
+          value={formData.confirmPassword}
+          onChange={handleChange}
+          error={formErrors.confirmPassword}
+          required
+          fullWidth
+          autoComplete="new-password"
+        />
+
+        <Button
+          type="submit"
+          variant="primary"
+          size="lg"
+          fullWidth
+          isLoading={isLoading}
+          disabled={isLoading}
+        >
+          Reset password
+        </Button>
+
+        <div className="text-center text-sm text-gray-600 dark:text-gray-400">
+          Remember your password?{' '}
+          <Link href="/auth/login" variant="primary">
+            Sign in
+          </Link>
+        </div>
+      </form>
+    </AuthLayout>
+  )
+}

web/app/(auth)/reset-password/page.tsx

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+'use client'
+
+import React, { useState } from 'react'
+import { AuthLayout } from '@/components/layouts/AuthLayout'
+import { Input } from '@/components/common/Input'
+import { Button } from '@/components/common/Button'
+import { Link } from '@/components/common/Link'
+import { useApi } from '@/lib/hooks/useApi'
+
+export default function ResetPasswordPage() {
+  const { execute, isLoading, error } = useApi()
+  const [email, setEmail] = useState('')
+  const [emailError, setEmailError] = useState('')
+  const [success, setSuccess] = useState(false)
+
+  const validateEmail = () => {
+    if (!email) {
+      setEmailError('Email is required')
+      return false
+    } else if (!/\S+@\S+\.\S+/.test(email)) {
+      setEmailError('Email is invalid')
+      return false
+    }
+    setEmailError('')
+    return true
+  }
+
+  const handleSubmit = async (e: React.FormEvent) => {
+    e.preventDefault()
+
+    if (!validateEmail()) {
+      return
+    }
+
+    const data = await execute({
+      method: 'POST',
+      url: '/auth/reset-password/request',
+      data: { email },
+    })
+
+    if (data) {
+      setSuccess(true)
+    }
+  }
+
+  if (success) {
+    return (
+      <AuthLayout
+        title="Check your email"
+        subtitle="We've sent you a password reset link"
+      >
+        <div className="text-center space-y-4">
+          <div className="w-16 h-16 bg-success-100 rounded-full flex items-center justify-center mx-auto">
+            <svg
+              className="w-8 h-8 text-success-600"
+              fill="none"
+              stroke="currentColor"
+              viewBox="0 0 24 24"
+            >
+              <path
+                strokeLinecap="round"
+                strokeLinejoin="round"
+                strokeWidth={2}
+                d="M5 13l4 4L19 7"
+              />
+            </svg>
+          </div>
+
+          <p className="text-gray-600 dark:text-gray-400">
+            We've sent a password reset link to{' '}
+            <strong className="text-gray-900 dark:text-white">{email}</strong>
+          </p>
+
+          <p className="text-sm text-gray-500 dark:text-gray-400">
+            Please check your email and click the link to reset your password.
+            The link will expire in 24 hours.
+          </p>
+
+          <div className="pt-4">
+            <Link href="/auth/login" variant="primary">
+              <Button variant="ghost" fullWidth>
+                Back to login
+              </Button>
+            </Link>
+          </div>
+        </div>
+      </AuthLayout>
+    )
+  }
+
+  return (
+    <AuthLayout
+      title="Reset your password"
+      subtitle="Enter your email address and we'll send you a reset link"
+    >
+      <form onSubmit={handleSubmit} className="space-y-6">
+        {error && (
+          <div
+            className="bg-error-50 border border-error-200 text-error-800 px-4 py-3 rounded-md"
+            role="alert"
+          >
+            <p className="text-sm">
+              {error.message || 'Failed to send reset email. Please try again.'}
+            </p>
+          </div>
+        )}
+
+        <Input
+          type="email"
+          name="email"
+          label="Email address"
+          placeholder="you@example.com"
+          value={email}
+          onChange={(e) => {
+            setEmail(e.target.value)
+            if (emailError) setEmailError('')
+          }}
+          error={emailError}
+          required
+          fullWidth
+          autoComplete="email"
+        />
+
+        <Button
+          type="submit"
+          variant="primary"
+          size="lg"
+          fullWidth
+          isLoading={isLoading}
+          disabled={isLoading}
+        >
+          Send reset link
+        </Button>
+
+        <div className="text-center text-sm text-gray-600 dark:text-gray-400">
+          Remember your password?{' '}
+          <Link href="/auth/login" variant="primary">
+            Sign in
+          </Link>
+        </div>
+      </form>
+    </AuthLayout>
+  )
+}

web/app/(auth)/signup/page.tsx

@@ -0,0 +1,194 @@
+'use client'
+
+import React, { useState } from 'react'
+import { AuthLayout } from '@/components/layouts/AuthLayout'
+import { Input } from '@/components/common/Input'
+import { Button } from '@/components/common/Button'
+import { Checkbox } from '@/components/common/Checkbox'
+import { Link } from '@/components/common/Link'
+import { useAuth } from '@/lib/hooks/useAuth'
+
+export default function SignupPage() {
+  const { signup, isLoading, error } = useAuth()
+  const [formData, setFormData] = useState({
+    email: '',
+    password: '',
+    confirmPassword: '',
+    display_name: '',
+    acceptTerms: false,
+  })
+  const [formErrors, setFormErrors] = useState<Record<string, string>>({})
+
+  const validateForm = () => {
+    const errors: Record<string, string> = {}
+
+    if (!formData.email) {
+      errors.email = 'Email is required'
+    } else if (!/\S+@\S+\.\S+/.test(formData.email)) {
+      errors.email = 'Email is invalid'
+    }
+
+    if (!formData.password) {
+      errors.password = 'Password is required'
+    } else if (formData.password.length < 8) {
+      errors.password = 'Password must be at least 8 characters'
+    } else if (!/(?=.*[a-z])(?=.*[A-Z])(?=.*\d)/.test(formData.password)) {
+      errors.password = 'Password must contain uppercase, lowercase, and number'
+    }
+
+    if (!formData.confirmPassword) {
+      errors.confirmPassword = 'Please confirm your password'
+    } else if (formData.password !== formData.confirmPassword) {
+      errors.confirmPassword = 'Passwords do not match'
+    }
+
+    if (!formData.acceptTerms) {
+      errors.acceptTerms = 'You must accept the terms and conditions'
+    }
+
+    setFormErrors(errors)
+    return Object.keys(errors).length === 0
+  }
+
+  const handleSubmit = async (e: React.FormEvent) => {
+    e.preventDefault()
+
+    if (!validateForm()) {
+      return
+    }
+
+    await signup({
+      email: formData.email,
+      password: formData.password,
+      display_name: formData.display_name || undefined,
+    })
+  }
+
+  const handleChange = (e: React.ChangeEvent<HTMLInputElement>) => {
+    const { name, value, type, checked } = e.target
+    setFormData((prev) => ({
+      ...prev,
+      [name]: type === 'checkbox' ? checked : value,
+    }))
+
+    // Clear error for this field
+    if (formErrors[name]) {
+      setFormErrors((prev) => {
+        const newErrors = { ...prev }
+        delete newErrors[name]
+        return newErrors
+      })
+    }
+  }
+
+  return (
+    <AuthLayout
+      title="Create your account"
+      subtitle="Join the MoreThanADiagnosis community"
+    >
+      <form onSubmit={handleSubmit} className="space-y-6">
+        {error && (
+          <div
+            className="bg-error-50 border border-error-200 text-error-800 px-4 py-3 rounded-md"
+            role="alert"
+          >
+            <p className="text-sm">
+              {error.message || 'Signup failed. Please try again.'}
+            </p>
+          </div>
+        )}
+
+        <Input
+          type="email"
+          name="email"
+          label="Email address"
+          placeholder="you@example.com"
+          value={formData.email}
+          onChange={handleChange}
+          error={formErrors.email}
+          required
+          fullWidth
+          autoComplete="email"
+        />
+
+        <Input
+          type="text"
+          name="display_name"
+          label="Display name (optional)"
+          placeholder="How should we call you?"
+          value={formData.display_name}
+          onChange={handleChange}
+          helperText="This will be your public display name"
+          fullWidth
+          autoComplete="name"
+        />
+
+        <Input
+          type="password"
+          name="password"
+          label="Password"
+          placeholder="••••••••"
+          value={formData.password}
+          onChange={handleChange}
+          error={formErrors.password}
+          helperText="At least 8 characters with uppercase, lowercase, and number"
+          required
+          fullWidth
+          autoComplete="new-password"
+        />
+
+        <Input
+          type="password"
+          name="confirmPassword"
+          label="Confirm password"
+          placeholder="••••••••"
+          value={formData.confirmPassword}
+          onChange={handleChange}
+          error={formErrors.confirmPassword}
+          required
+          fullWidth
+          autoComplete="new-password"
+        />
+
+        <div>
+          <Checkbox
+            name="acceptTerms"
+            checked={formData.acceptTerms}
+            onChange={handleChange}
+            error={formErrors.acceptTerms}
+            label={
+              <span>
+                I accept the{' '}
+                <Link href="/legal/terms" external variant="primary">
+                  Terms of Service
+                </Link>{' '}
+                and{' '}
+                <Link href="/legal/privacy" external variant="primary">
+                  Privacy Policy
+                </Link>
+              </span>
+            }
+          />
+        </div>
+
+        <Button
+          type="submit"
+          variant="primary"
+          size="lg"
+          fullWidth
+          isLoading={isLoading}
+          disabled={isLoading}
+        >
+          Create account
+        </Button>
+
+        <div className="text-center text-sm text-gray-600 dark:text-gray-400">
+          Already have an account?{' '}
+          <Link href="/auth/login" variant="primary">
+            Sign in
+          </Link>
+        </div>
+      </form>
+    </AuthLayout>
+  )
+}

web/app/globals.css

@@ -0,0 +1,91 @@
+@tailwind base;
+@tailwind components;
+@tailwind utilities;
+
+:root {
+  /* Light mode colors */
+  --color-primary: #3B82F6;
+  --color-secondary: #8B5CF6;
+  --color-error: #EF4444;
+  --color-success: #10B981;
+  --color-warning: #F59E0B;
+
+  --color-bg: #FFFFFF;
+  --color-bg-secondary: #F9FAFB;
+  --color-text: #111827;
+  --color-text-secondary: #6B7280;
+  --color-border: #D1D5DB;
+
+  /* Spacing base unit */
+  --spacing-unit: 4px;
+}
+
+.dark {
+  /* Dark mode colors */
+  --color-bg: #1F2937;
+  --color-bg-secondary: #111827;
+  --color-text: #F9FAFB;
+  --color-text-secondary: #D1D5DB;
+  --color-border: #4B5563;
+}
+
+* {
+  box-sizing: border-box;
+  padding: 0;
+  margin: 0;
+}
+
+html,
+body {
+  max-width: 100vw;
+  overflow-x: hidden;
+}
+
+body {
+  color: var(--color-text);
+  background: var(--color-bg);
+  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+}
+
+/* Focus styles for keyboard navigation */
+*:focus-visible {
+  outline: 2px solid var(--color-primary);
+  outline-offset: 2px;
+}
+
+/* Reduced motion support */
+@media (prefers-reduced-motion: reduce) {
+  *,
+  *::before,
+  *::after {
+    animation-duration: 0.01ms !important;
+    animation-iteration-count: 1 !important;
+    transition-duration: 0.01ms !important;
+  }
+}
+
+/* High contrast mode support */
+@media (prefers-contrast: high) {
+  :root {
+    --color-border: #000000;
+  }
+
+  .dark {
+    --color-border: #FFFFFF;
+  }
+}
+
+/* Screen reader only class */
+.sr-only {
+  position: absolute;
+  width: 1px;
+  height: 1px;
+  padding: 0;
+  margin: -1px;
+  overflow: hidden;
+  clip: rect(0, 0, 0, 0);
+  white-space: nowrap;
+  border-width: 0;
+}

web/app/layout.tsx

@@ -0,0 +1,22 @@
+import type { Metadata } from 'next'
+import { Inter } from 'next/font/google'
+import './globals.css'
+
+const inter = Inter({ subsets: ['latin'] })
+
+export const metadata: Metadata = {
+  title: 'MoreThanADiagnosis',
+  description: 'Community platform for health advocacy and support',
+}
+
+export default function RootLayout({
+  children,
+}: {
+  children: React.ReactNode
+}) {
+  return (
+    <html lang="en">
+      <body className={inter.className}>{children}</body>
+    </html>
+  )
+}

web/app/page.tsx

@@ -0,0 +1,14 @@
+export default function Home() {
+  return (
+    <main className="min-h-screen flex items-center justify-center bg-gray-50">
+      <div className="text-center">
+        <h1 className="text-4xl font-bold text-gray-900 mb-4">
+          MoreThanADiagnosis
+        </h1>
+        <p className="text-lg text-gray-600">
+          Web frontend implementation in progress...
+        </p>
+      </div>
+    </main>
+  )
+}

web/components/common/Avatar.tsx

@@ -0,0 +1,72 @@
+'use client'
+
+import React from 'react'
+
+export type AvatarSize = 'xs' | 'sm' | 'md' | 'lg' | 'xl'
+
+export interface AvatarProps {
+  src?: string
+  alt: string
+  size?: AvatarSize
+  fallbackText?: string
+  className?: string
+}
+
+const sizeStyles: Record<AvatarSize, string> = {
+  xs: 'w-6 h-6 text-xs',
+  sm: 'w-8 h-8 text-sm',
+  md: 'w-10 h-10 text-base',
+  lg: 'w-12 h-12 text-lg',
+  xl: 'w-16 h-16 text-xl',
+}
+
+export const Avatar = ({
+  src,
+  alt,
+  size = 'md',
+  fallbackText,
+  className = '',
+}: AvatarProps) => {
+  const [imageError, setImageError] = React.useState(false)
+
+  const initials = React.useMemo(() => {
+    if (fallbackText) {
+      return fallbackText
+        .split(' ')
+        .map((word) => word[0])
+        .join('')
+        .toUpperCase()
+        .slice(0, 2)
+    }
+    return alt
+      .split(' ')
+      .map((word) => word[0])
+      .join('')
+      .toUpperCase()
+      .slice(0, 2)
+  }, [fallbackText, alt])
+
+  const showFallback = !src || imageError
+
+  const baseStyles = 'inline-flex items-center justify-center rounded-full overflow-hidden'
+  const fallbackStyles = 'bg-gradient-to-br from-primary-400 to-secondary-500 text-white font-semibold'
+
+  const combinedClassName = `${baseStyles} ${sizeStyles[size]} ${showFallback ? fallbackStyles : ''} ${className}`.trim()
+
+  if (showFallback) {
+    return (
+      <div className={combinedClassName} role="img" aria-label={alt}>
+        {initials}
+      </div>
+    )
+  }
+
+  return (
+    <img
+      src={src}
+      alt={alt}
+      className={combinedClassName}
+      onError={() => setImageError(true)}
+    />
+  )
+}

web/components/common/Badge.tsx

@@ -0,0 +1,45 @@
+'use client'
+
+import React from 'react'
+
+export type BadgeVariant = 'primary' | 'secondary' | 'success' | 'warning' | 'error' | 'neutral'
+export type BadgeSize = 'sm' | 'md' | 'lg'
+
+export interface BadgeProps {
+  variant?: BadgeVariant
+  size?: BadgeSize
+  children: React.ReactNode
+  className?: string
+}
+
+const variantStyles: Record<BadgeVariant, string> = {
+  primary: 'bg-primary-100 text-primary-800 dark:bg-primary-900 dark:text-primary-200',
+  secondary: 'bg-secondary-100 text-secondary-800 dark:bg-secondary-900 dark:text-secondary-200',
+  success: 'bg-success-100 text-success-800 dark:bg-success-900 dark:text-success-200',
+  warning: 'bg-warning-100 text-warning-800 dark:bg-warning-900 dark:text-warning-200',
+  error: 'bg-error-100 text-error-800 dark:bg-error-900 dark:text-error-200',
+  neutral: 'bg-gray-100 text-gray-800 dark:bg-gray-700 dark:text-gray-200',
+}
+
+const sizeStyles: Record<BadgeSize, string> = {
+  sm: 'px-2 py-0.5 text-xs',
+  md: 'px-2.5 py-1 text-sm',
+  lg: 'px-3 py-1.5 text-base',
+}
+
+export const Badge = ({
+  variant = 'neutral',
+  size = 'md',
+  children,
+  className = '',
+}: BadgeProps) => {
+  const baseStyles = 'inline-flex items-center font-medium rounded-full'
+
+  const combinedClassName = `${baseStyles} ${variantStyles[variant]} ${sizeStyles[size]} ${className}`.trim()
+
+  return (
+    <span className={combinedClassName}>
+      {children}
+    </span>
+  )
+}

web/components/common/Button.tsx

@@ -0,0 +1,86 @@
+'use client'
+
+import React from 'react'
+
+export type ButtonVariant = 'primary' | 'secondary' | 'ghost' | 'danger'
+export type ButtonSize = 'sm' | 'md' | 'lg'
+
+export interface ButtonProps extends React.ButtonHTMLAttributes<HTMLButtonElement> {
+  variant?: ButtonVariant
+  size?: ButtonSize
+  isLoading?: boolean
+  fullWidth?: boolean
+  children: React.ReactNode
+}
+
+const variantStyles: Record<ButtonVariant, string> = {
+  primary: 'bg-primary-500 hover:bg-primary-600 active:bg-primary-700 text-white shadow-sm disabled:bg-primary-300',
+  secondary: 'bg-secondary-500 hover:bg-secondary-600 active:bg-secondary-700 text-white shadow-sm disabled:bg-secondary-300',
+  ghost: 'bg-transparent hover:bg-gray-100 active:bg-gray-200 text-gray-700 dark:hover:bg-gray-800 dark:active:bg-gray-700 dark:text-gray-200',
+  danger: 'bg-error-500 hover:bg-error-600 active:bg-error-700 text-white shadow-sm disabled:bg-error-300',
+}
+
+const sizeStyles: Record<ButtonSize, string> = {
+  sm: 'px-3 py-1.5 text-sm',
+  md: 'px-4 py-2 text-base',
+  lg: 'px-6 py-3 text-lg',
+}
+
+export const Button = React.forwardRef<HTMLButtonElement, ButtonProps>(
+  (
+    {
+      variant = 'primary',
+      size = 'md',
+      isLoading = false,
+      fullWidth = false,
+      className = '',
+      disabled,
+      children,
+      ...props
+    },
+    ref
+  ) => {
+    const baseStyles = 'inline-flex items-center justify-center font-semibold rounded-md transition-colors duration-150 focus:outline-none focus-visible:ring-2 focus-visible:ring-primary-500 focus-visible:ring-offset-2 disabled:cursor-not-allowed disabled:opacity-60'
+
+    const widthStyles = fullWidth ? 'w-full' : ''
+
+    const combinedClassName = `${baseStyles} ${variantStyles[variant]} ${sizeStyles[size]} ${widthStyles} ${className}`.trim()
+
+    return (
+      <button
+        ref={ref}
+        className={combinedClassName}
+        disabled={disabled || isLoading}
+        aria-busy={isLoading}
+        {...props}
+      >
+        {isLoading && (
+          <svg
+            className="animate-spin -ml-1 mr-2 h-4 w-4"
+            xmlns="http://www.w3.org/2000/svg"
+            fill="none"
+            viewBox="0 0 24 24"
+            aria-hidden="true"
+          >
+            <circle
+              className="opacity-25"
+              cx="12"
+              cy="12"
+              r="10"
+              stroke="currentColor"
+              strokeWidth="4"
+            />
+            <path
+              className="opacity-75"
+              fill="currentColor"
+              d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4zm2 5.291A7.962 7.962 0 014 12H0c0 3.042 1.135 5.824 3 7.938l3-2.647z"
+            />
+          </svg>
+        )}
+        {children}
+      </button>
+    )
+  }
+)
+
+Button.displayName = 'Button'

web/components/common/Card.tsx

@@ -0,0 +1,75 @@
+'use client'
+
+import React from 'react'
+
+export type CardVariant = 'elevated' | 'outlined' | 'flat'
+
+export interface CardProps {
+  variant?: CardVariant
+  className?: string
+  padding?: boolean
+  children: React.ReactNode
+}
+
+export interface CardHeaderProps {
+  className?: string
+  children: React.ReactNode
+}
+
+export interface CardBodyProps {
+  className?: string
+  children: React.ReactNode
+}
+
+export interface CardFooterProps {
+  className?: string
+  children: React.ReactNode
+}
+
+const variantStyles: Record<CardVariant, string> = {
+  elevated: 'bg-white dark:bg-gray-800 shadow-md',
+  outlined: 'bg-white dark:bg-gray-800 border border-gray-200 dark:border-gray-700',
+  flat: 'bg-gray-50 dark:bg-gray-900',
+}
+
+export const Card = ({
+  variant = 'elevated',
+  className = '',
+  padding = true,
+  children,
+}: CardProps) => {
+  const baseStyles = 'rounded-lg'
+  const paddingStyles = padding ? 'p-6' : ''
+
+  const combinedClassName = `${baseStyles} ${variantStyles[variant]} ${paddingStyles} ${className}`.trim()
+
+  return (
+    <div className={combinedClassName}>
+      {children}
+    </div>
+  )
+}
+
+export const CardHeader = ({ className = '', children }: CardHeaderProps) => {
+  return (
+    <div className={`mb-4 ${className}`.trim()}>
+      {children}
+    </div>
+  )
+}
+
+export const CardBody = ({ className = '', children }: CardBodyProps) => {
+  return (
+    <div className={className}>
+      {children}
+    </div>
+  )
+}
+
+export const CardFooter = ({ className = '', children }: CardFooterProps) => {
+  return (
+    <div className={`mt-4 ${className}`.trim()}>
+      {children}
+    </div>
+  )
+}

web/components/common/Checkbox.tsx

@@ -0,0 +1,50 @@
+'use client'
+
+import React from 'react'
+
+export interface CheckboxProps extends Omit<React.InputHTMLAttributes<HTMLInputElement>, 'type'> {
+  label?: string
+  error?: string
+}
+
+export const Checkbox = React.forwardRef<HTMLInputElement, CheckboxProps>(
+  ({ label, error, className = '', id, ...props }, ref) => {
+    const checkboxId = id || `checkbox-${Math.random().toString(36).substr(2, 9)}`
+    const errorId = `${checkboxId}-error`
+
+    const hasError = Boolean(error)
+
+    const baseStyles = 'h-4 w-4 rounded border-gray-300 text-primary-600 focus:ring-primary-500 dark:border-gray-600 dark:bg-gray-800 dark:ring-offset-gray-900'
+    const errorStyles = hasError ? 'border-error-500' : ''
+
+    return (
+      <div className="flex items-start">
+        <div className="flex items-center h-5">
+          <input
+            ref={ref}
+            type="checkbox"
+            id={checkboxId}
+            className={`${baseStyles} ${errorStyles} ${className}`.trim()}
+            aria-invalid={hasError}
+            aria-describedby={hasError ? errorId : undefined}
+            {...props}
+          />
+        </div>
+        {label && (
+          <div className="ml-3 text-sm">
+            <label htmlFor={checkboxId} className="text-gray-700 dark:text-gray-200">
+              {label}
+            </label>
+            {error && (
+              <p className="text-error-500 mt-1" id={errorId} role="alert">
+                {error}
+              </p>
+            )}
+          </div>
+        )}
+      </div>
+    )
+  }
+)
+
+Checkbox.displayName = 'Checkbox'

web/components/common/Footer.tsx

@@ -0,0 +1,66 @@
+'use client'
+
+import React from 'react'
+import { Link } from './Link'
+
+export const Footer = () => {
+  const currentYear = new Date().getFullYear()
+
+  const footerLinks = {
+    'About': [
+      { label: 'Mission', href: '/about/mission' },
+      { label: 'Team', href: '/about/team' },
+      { label: 'Contact', href: '/about/contact' },
+    ],
+    'Community': [
+      { label: 'Blog', href: '/blog' },
+      { label: 'Forum', href: '/forum' },
+      { label: 'Podcast', href: '/podcast' },
+    ],
+    'Resources': [
+      { label: 'Knowledge Base', href: '/resources' },
+      { label: 'Support', href: '/support' },
+      { label: 'FAQ', href: '/faq' },
+    ],
+    'Legal': [
+      { label: 'Privacy Policy', href: '/legal/privacy' },
+      { label: 'Terms of Service', href: '/legal/terms' },
+      { label: 'Code of Conduct', href: '/legal/conduct' },
+    ],
+  }
+
+  return (
+    <footer className="bg-gray-50 dark:bg-gray-900 border-t border-gray-200 dark:border-gray-700">
+      <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-12">
+        <div className="grid grid-cols-2 md:grid-cols-4 gap-8">
+          {Object.entries(footerLinks).map(([category, links]) => (
+            <div key={category}>
+              <h3 className="text-sm font-semibold text-gray-900 dark:text-white uppercase tracking-wider mb-4">
+                {category}
+              </h3>
+              <ul className="space-y-2">
+                {links.map((link) => (
+                  <li key={link.href}>
+                    <Link
+                      href={link.href}
+                      variant="neutral"
+                      className="text-gray-600 hover:text-gray-900 dark:text-gray-400 dark:hover:text-white text-sm no-underline hover:underline"
+                    >
+                      {link.label}
+                    </Link>
+                  </li>
+                ))}
+              </ul>
+            </div>
+          ))}
+        </div>
+
+        <div className="mt-8 pt-8 border-t border-gray-200 dark:border-gray-700">
+          <p className="text-center text-sm text-gray-600 dark:text-gray-400">
+            &copy; {currentYear} MoreThanADiagnosis. All rights reserved.
+          </p>
+        </div>
+      </div>
+    </footer>
+  )
+}

web/components/common/FormField.tsx

@@ -0,0 +1,58 @@
+'use client'
+
+import React from 'react'
+
+export interface FormFieldProps {
+  label?: string
+  error?: string
+  helperText?: string
+  required?: boolean
+  htmlFor?: string
+  children: React.ReactNode
+  className?: string
+}
+
+export const FormField = ({
+  label,
+  error,
+  helperText,
+  required,
+  htmlFor,
+  children,
+  className = '',
+}: FormFieldProps) => {
+  const errorId = htmlFor ? `${htmlFor}-error` : undefined
+  const helperId = htmlFor ? `${htmlFor}-helper` : undefined
+
+  return (
+    <div className={`mb-4 ${className}`.trim()}>
+      {label && (
+        <label
+          htmlFor={htmlFor}
+          className="block text-sm font-medium text-gray-700 dark:text-gray-200 mb-1"
+        >
+          {label}
+          {required && (
+            <span className="text-error-500 ml-1" aria-label="required">
+              *
+            </span>
+          )}
+        </label>
+      )}
+
+      {children}
+
+      {error && (
+        <p className="mt-1 text-sm text-error-500" id={errorId} role="alert">
+          {error}
+        </p>
+      )}
+
+      {helperText && !error && (
+        <p className="mt-1 text-sm text-gray-500 dark:text-gray-400" id={helperId}>
+          {helperText}
+        </p>
+      )}
+    </div>
+  )
+}

web/components/common/Header.tsx

@@ -0,0 +1,192 @@
+'use client'
+
+import React from 'react'
+import { Link } from './Link'
+import { Button } from './Button'
+import { Avatar } from './Avatar'
+
+export interface HeaderProps {
+  isAuthenticated?: boolean
+  userDisplayName?: string
+  onLogin?: () => void
+  onLogout?: () => void
+}
+
+export const Header = ({
+  isAuthenticated = false,
+  userDisplayName,
+  onLogin,
+  onLogout,
+}: HeaderProps) => {
+  const [mobileMenuOpen, setMobileMenuOpen] = React.useState(false)
+
+  const navItems = [
+    { label: 'Blog', href: '/blog' },
+    { label: 'Forum', href: '/forum' },
+    { label: 'Podcast', href: '/podcast' },
+    { label: 'Resources', href: '/resources' },
+    { label: 'Merch', href: '/merch' },
+    { label: 'Tribute', href: '/tribute' },
+  ]
+
+  return (
+    <header className="bg-white dark:bg-gray-800 shadow-sm border-b border-gray-200 dark:border-gray-700">
+      <nav className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8" aria-label="Main navigation">
+        <div className="flex justify-between h-16">
+          {/* Logo */}
+          <div className="flex items-center">
+            <Link href="/" variant="neutral" className="no-underline">
+              <span className="text-xl font-bold text-primary-600 dark:text-primary-400">
+                MoreThanADiagnosis
+              </span>
+            </Link>
+          </div>
+
+          {/* Desktop Navigation */}
+          <div className="hidden md:flex md:items-center md:space-x-6">
+            {navItems.map((item) => (
+              <Link
+                key={item.href}
+                href={item.href}
+                variant="neutral"
+                className="text-gray-700 hover:text-gray-900 dark:text-gray-300 dark:hover:text-white no-underline hover:underline"
+              >
+                {item.label}
+              </Link>
+            ))}
+          </div>
+
+          {/* Auth Section */}
+          <div className="hidden md:flex md:items-center md:space-x-4">
+            {isAuthenticated ? (
+              <>
+                <Link href="/dashboard" variant="neutral" className="no-underline">
+                  <div className="flex items-center space-x-2">
+                    <Avatar
+                      alt={userDisplayName || 'User'}
+                      fallbackText={userDisplayName}
+                      size="sm"
+                    />
+                    <span className="text-gray-700 dark:text-gray-300">
+                      {userDisplayName}
+                    </span>
+                  </div>
+                </Link>
+                <Button variant="ghost" size="sm" onClick={onLogout}>
+                  Logout
+                </Button>
+              </>
+            ) : (
+              <>
+                <Button variant="ghost" size="sm" onClick={onLogin}>
+                  Login
+                </Button>
+                <Link href="/auth/signup">
+                  <Button variant="primary" size="sm">
+                    Sign Up
+                  </Button>
+                </Link>
+              </>
+            )}
+          </div>
+
+          {/* Mobile menu button */}
+          <div className="flex items-center md:hidden">
+            <button
+              type="button"
+              className="text-gray-700 dark:text-gray-300 hover:text-gray-900 dark:hover:text-white p-2"
+              onClick={() => setMobileMenuOpen(!mobileMenuOpen)}
+              aria-expanded={mobileMenuOpen}
+              aria-label="Toggle mobile menu"
+            >
+              <svg
+                className="h-6 w-6"
+                fill="none"
+                stroke="currentColor"
+                viewBox="0 0 24 24"
+              >
+                {mobileMenuOpen ? (
+                  <path
+                    strokeLinecap="round"
+                    strokeLinejoin="round"
+                    strokeWidth={2}
+                    d="M6 18L18 6M6 6l12 12"
+                  />
+                ) : (
+                  <path
+                    strokeLinecap="round"
+                    strokeLinejoin="round"
+                    strokeWidth={2}
+                    d="M4 6h16M4 12h16M4 18h16"
+                  />
+                )}
+              </svg>
+            </button>
+          </div>
+        </div>
+
+        {/* Mobile menu */}
+        {mobileMenuOpen && (
+          <div className="md:hidden py-4 border-t border-gray-200 dark:border-gray-700">
+            <div className="space-y-2">
+              {navItems.map((item) => (
+                <Link
+                  key={item.href}
+                  href={item.href}
+                  variant="neutral"
+                  className="block px-4 py-2 text-gray-700 hover:bg-gray-100 dark:text-gray-300 dark:hover:bg-gray-700 rounded-md no-underline"
+                  onClick={() => setMobileMenuOpen(false)}
+                >
+                  {item.label}
+                </Link>
+              ))}
+              <div className="border-t border-gray-200 dark:border-gray-700 pt-2 mt-2">
+                {isAuthenticated ? (
+                  <>
+                    <Link
+                      href="/dashboard"
+                      variant="neutral"
+                      className="block px-4 py-2 text-gray-700 hover:bg-gray-100 dark:text-gray-300 dark:hover:bg-gray-700 rounded-md no-underline"
+                      onClick={() => setMobileMenuOpen(false)}
+                    >
+                      Dashboard
+                    </Link>
+                    <button
+                      className="w-full text-left px-4 py-2 text-gray-700 hover:bg-gray-100 dark:text-gray-300 dark:hover:bg-gray-700 rounded-md"
+                      onClick={() => {
+                        onLogout?.()
+                        setMobileMenuOpen(false)
+                      }}
+                    >
+                      Logout
+                    </button>
+                  </>
+                ) : (
+                  <>
+                    <button
+                      className="w-full text-left px-4 py-2 text-gray-700 hover:bg-gray-100 dark:text-gray-300 dark:hover:bg-gray-700 rounded-md"
+                      onClick={() => {
+                        onLogin?.()
+                        setMobileMenuOpen(false)
+                      }}
+                    >
+                      Login
+                    </button>
+                    <Link
+                      href="/auth/signup"
+                      variant="neutral"
+                      className="block px-4 py-2 text-gray-700 hover:bg-gray-100 dark:text-gray-300 dark:hover:bg-gray-700 rounded-md no-underline"
+                      onClick={() => setMobileMenuOpen(false)}
+                    >
+                      Sign Up
+                    </Link>
+                  </>
+                )}
+              </div>
+            </div>
+          </div>
+        )}
+      </nav>
+    </header>
+  )
+}

web/components/common/Input.tsx

@@ -0,0 +1,124 @@
+'use client'
+
+import React from 'react'
+
+export type InputType = 'text' | 'email' | 'password' | 'number' | 'tel' | 'url'
+
+export interface InputProps extends Omit<React.InputHTMLAttributes<HTMLInputElement>, 'type' | 'size'> {
+  type?: InputType
+  label?: string
+  error?: string
+  helperText?: string
+  fullWidth?: boolean
+  leftIcon?: React.ReactNode
+  rightIcon?: React.ReactNode
+}
+
+export const Input = React.forwardRef<HTMLInputElement, InputProps>(
+  (
+    {
+      type = 'text',
+      label,
+      error,
+      helperText,
+      fullWidth = false,
+      leftIcon,
+      rightIcon,
+      className = '',
+      id,
+      required,
+      disabled,
+      ...props
+    },
+    ref
+  ) => {
+    const inputId = id || `input-${Math.random().toString(36).substr(2, 9)}`
+    const errorId = `${inputId}-error`
+    const helperId = `${inputId}-helper`
+
+    const hasError = Boolean(error)
+
+    const baseInputStyles = 'block w-full rounded-md border transition-colors duration-150 focus:outline-none focus:ring-2 focus:ring-offset-0'
+    const normalStyles = 'border-gray-300 focus:border-primary-500 focus:ring-primary-500 dark:border-gray-600 dark:bg-gray-800 dark:text-white'
+    const errorStyles = 'border-error-500 focus:border-error-500 focus:ring-error-500'
+    const disabledStyles = 'disabled:bg-gray-100 disabled:cursor-not-allowed disabled:opacity-60 dark:disabled:bg-gray-900'
+    const paddingStyles = leftIcon || rightIcon ? 'px-10 py-2' : 'px-4 py-2'
+
+    const inputClassName = `${baseInputStyles} ${hasError ? errorStyles : normalStyles} ${disabledStyles} ${paddingStyles} ${className}`.trim()
+    const containerWidth = fullWidth ? 'w-full' : ''
+
+    return (
+      <div className={containerWidth}>
+        {label && (
+          <label
+            htmlFor={inputId}
+            className="block text-sm font-medium text-gray-700 dark:text-gray-200 mb-1"
+          >
+            {label}
+            {required && <span className="text-error-500 ml-1" aria-label="required">*</span>}
+          </label>
+        )}
+
+        <div className="relative">
+          {leftIcon && (
+            <div className="absolute inset-y-0 left-0 pl-3 flex items-center pointer-events-none text-gray-400">
+              {leftIcon}
+            </div>
+          )}
+
+          <input
+            ref={ref}
+            type={type}
+            id={inputId}
+            className={inputClassName}
+            aria-invalid={hasError}
+            aria-describedby={
+              hasError ? errorId : helperText ? helperId : undefined
+            }
+            required={required}
+            disabled={disabled}
+            {...props}
+          />
+
+          {rightIcon && (
+            <div className="absolute inset-y-0 right-0 pr-3 flex items-center pointer-events-none text-gray-400">
+              {rightIcon}
+            </div>
+          )}
+
+          {hasError && (
+            <div className="absolute inset-y-0 right-0 pr-3 flex items-center pointer-events-none">
+              <svg
+                className="h-5 w-5 text-error-500"
+                xmlns="http://www.w3.org/2000/svg"
+                viewBox="0 0 20 20"
+                fill="currentColor"
+                aria-hidden="true"
+              >
+                <path
+                  fillRule="evenodd"
+                  d="M18 10a8 8 0 11-16 0 8 8 0 0116 0zm-7 4a1 1 0 11-2 0 1 1 0 012 0zm-1-9a1 1 0 00-1 1v4a1 1 0 102 0V6a1 1 0 00-1-1z"
+                  clipRule="evenodd"
+                />
+              </svg>
+            </div>
+          )}
+        </div>
+
+        {error && (
+          <p className="mt-1 text-sm text-error-500" id={errorId} role="alert">
+            {error}
+          </p>
+        )}
+
+        {helperText && !error && (
+          <p className="mt-1 text-sm text-gray-500 dark:text-gray-400" id={helperId}>
+            {helperText}
+          </p>
+        )}
+      </div>
+    )
+  }
+)
+
+Input.displayName = 'Input'

web/components/common/Link.tsx

@@ -0,0 +1,49 @@
+'use client'
+
+import NextLink from 'next/link'
+import React from 'react'
+
+export interface LinkProps {
+  href: string
+  children: React.ReactNode
+  variant?: 'primary' | 'secondary' | 'neutral'
+  external?: boolean
+  className?: string
+}
+
+const variantStyles = {
+  primary: 'text-primary-600 hover:text-primary-700 dark:text-primary-400 dark:hover:text-primary-300',
+  secondary: 'text-secondary-600 hover:text-secondary-700 dark:text-secondary-400 dark:hover:text-secondary-300',
+  neutral: 'text-gray-700 hover:text-gray-900 dark:text-gray-300 dark:hover:text-gray-100',
+}
+
+export const Link = ({
+  href,
+  children,
+  variant = 'primary',
+  external = false,
+  className = '',
+}: LinkProps) => {
+  const baseStyles = 'underline decoration-1 underline-offset-2 hover:decoration-2 transition-all focus:outline-none focus-visible:ring-2 focus-visible:ring-primary-500 focus-visible:ring-offset-2 rounded-sm'
+
+  const combinedClassName = `${baseStyles} ${variantStyles[variant]} ${className}`.trim()
+
+  if (external) {
+    return (
+      <a
+        href={href}
+        className={combinedClassName}
+        target="_blank"
+        rel="noopener noreferrer"
+      >
+        {children}
+      </a>
+    )
+  }
+
+  return (
+    <NextLink href={href} className={combinedClassName}>
+      {children}
+    </NextLink>
+  )
+}

web/components/common/Modal.tsx

@@ -0,0 +1,137 @@
+'use client'
+
+import React, { useEffect, useRef } from 'react'
+import { createPortal } from 'react-dom'
+
+export interface ModalProps {
+  isOpen: boolean
+  onClose: () => void
+  title?: string
+  children: React.ReactNode
+  size?: 'sm' | 'md' | 'lg' | 'xl'
+  closeOnOverlayClick?: boolean
+  closeOnEscape?: boolean
+  showCloseButton?: boolean
+}
+
+const sizeStyles: Record<string, string> = {
+  sm: 'max-w-sm',
+  md: 'max-w-md',
+  lg: 'max-w-lg',
+  xl: 'max-w-xl',
+}
+
+export const Modal = ({
+  isOpen,
+  onClose,
+  title,
+  children,
+  size = 'md',
+  closeOnOverlayClick = true,
+  closeOnEscape = true,
+  showCloseButton = true,
+}: ModalProps) => {
+  const modalRef = useRef<HTMLDivElement>(null)
+  const previousActiveElement = useRef<HTMLElement | null>(null)
+
+  // Handle escape key
+  useEffect(() => {
+    if (!isOpen || !closeOnEscape) return
+
+    const handleEscape = (e: KeyboardEvent) => {
+      if (e.key === 'Escape') {
+        onClose()
+      }
+    }
+
+    document.addEventListener('keydown', handleEscape)
+    return () => document.removeEventListener('keydown', handleEscape)
+  }, [isOpen, closeOnEscape, onClose])
+
+  // Handle focus trap and return focus
+  useEffect(() => {
+    if (isOpen) {
+      previousActiveElement.current = document.activeElement as HTMLElement
+      modalRef.current?.focus()
+
+      // Prevent body scroll
+      document.body.style.overflow = 'hidden'
+    } else {
+      // Restore body scroll
+      document.body.style.overflow = ''
+
+      // Return focus to previous element
+      previousActiveElement.current?.focus()
+    }
+
+    return () => {
+      document.body.style.overflow = ''
+    }
+  }, [isOpen])
+
+  if (!isOpen) return null
+
+  const handleOverlayClick = (e: React.MouseEvent<HTMLDivElement>) => {
+    if (closeOnOverlayClick && e.target === e.currentTarget) {
+      onClose()
+    }
+  }
+
+  const modal = (
+    <div
+      className="fixed inset-0 z-50 flex items-center justify-center p-4 bg-black bg-opacity-50 backdrop-blur-sm"
+      onClick={handleOverlayClick}
+      role="dialog"
+      aria-modal="true"
+      aria-labelledby={title ? 'modal-title' : undefined}
+    >
+      <div
+        ref={modalRef}
+        className={`relative bg-white dark:bg-gray-800 rounded-lg shadow-lg w-full ${sizeStyles[size]} max-h-[90vh] overflow-y-auto`}
+        tabIndex={-1}
+      >
+        {/* Header */}
+        {(title || showCloseButton) && (
+          <div className="flex items-center justify-between p-6 border-b border-gray-200 dark:border-gray-700">
+            {title && (
+              <h2
+                id="modal-title"
+                className="text-xl font-semibold text-gray-900 dark:text-white"
+              >
+                {title}
+              </h2>
+            )}
+            {showCloseButton && (
+              <button
+                onClick={onClose}
+                className="ml-auto text-gray-400 hover:text-gray-600 dark:hover:text-gray-200 transition-colors p-1 rounded-md hover:bg-gray-100 dark:hover:bg-gray-700"
+                aria-label="Close modal"
+              >
+                <svg
+                  className="w-6 h-6"
+                  fill="none"
+                  stroke="currentColor"
+                  viewBox="0 0 24 24"
+                >
+                  <path
+                    strokeLinecap="round"
+                    strokeLinejoin="round"
+                    strokeWidth={2}
+                    d="M6 18L18 6M6 6l12 12"
+                  />
+                </svg>
+              </button>
+            )}
+          </div>
+        )}
+
+        {/* Body */}
+        <div className="p-6">
+          {children}
+        </div>
+      </div>
+    </div>
+  )
+
+  return createPortal(modal, document.body)
+}

web/components/common/Select.tsx

@@ -0,0 +1,107 @@
+'use client'
+
+import React from 'react'
+
+export interface SelectOption {
+  value: string
+  label: string
+  disabled?: boolean
+}
+
+export interface SelectProps extends Omit<React.SelectHTMLAttributes<HTMLSelectElement>, 'size'> {
+  label?: string
+  error?: string
+  helperText?: string
+  options: SelectOption[]
+  placeholder?: string
+  fullWidth?: boolean
+}
+
+export const Select = React.forwardRef<HTMLSelectElement, SelectProps>(
+  (
+    {
+      label,
+      error,
+      helperText,
+      options,
+      placeholder,
+      fullWidth = false,
+      className = '',
+      id,
+      required,
+      disabled,
+      ...props
+    },
+    ref
+  ) => {
+    const selectId = id || `select-${Math.random().toString(36).substr(2, 9)}`
+    const errorId = `${selectId}-error`
+    const helperId = `${selectId}-helper`
+
+    const hasError = Boolean(error)
+
+    const baseStyles = 'block w-full rounded-md border transition-colors duration-150 focus:outline-none focus:ring-2 focus:ring-offset-0 px-4 py-2'
+    const normalStyles = 'border-gray-300 focus:border-primary-500 focus:ring-primary-500 dark:border-gray-600 dark:bg-gray-800 dark:text-white'
+    const errorStyles = 'border-error-500 focus:border-error-500 focus:ring-error-500'
+    const disabledStyles = 'disabled:bg-gray-100 disabled:cursor-not-allowed disabled:opacity-60 dark:disabled:bg-gray-900'
+
+    const selectClassName = `${baseStyles} ${hasError ? errorStyles : normalStyles} ${disabledStyles} ${className}`.trim()
+    const containerWidth = fullWidth ? 'w-full' : ''
+
+    return (
+      <div className={containerWidth}>
+        {label && (
+          <label
+            htmlFor={selectId}
+            className="block text-sm font-medium text-gray-700 dark:text-gray-200 mb-1"
+          >
+            {label}
+            {required && <span className="text-error-500 ml-1" aria-label="required">*</span>}
+          </label>
+        )}
+
+        <select
+          ref={ref}
+          id={selectId}
+          className={selectClassName}
+          aria-invalid={hasError}
+          aria-describedby={
+            hasError ? errorId : helperText ? helperId : undefined
+          }
+          required={required}
+          disabled={disabled}
+          {...props}
+        >
+          {placeholder && (
+            <option value="" disabled>
+              {placeholder}
+            </option>
+          )}
+          {options.map((option) => (
+            <option
+              key={option.value}
+              value={option.value}
+              disabled={option.disabled}
+            >
+              {option.label}
+            </option>
+          ))}
+        </select>
+
+        {error && (
+          <p className="mt-1 text-sm text-error-500" id={errorId} role="alert">
+            {error}
+          </p>
+        )}
+
+        {helperText && !error && (
+          <p className="mt-1 text-sm text-gray-500 dark:text-gray-400" id={helperId}>
+            {helperText}
+          </p>
+        )}
+      </div>
+    )
+  }
+)
+
+Select.displayName = 'Select'

web/components/common/Textarea.tsx

@@ -0,0 +1,84 @@
+'use client'
+
+import React from 'react'
+
+export interface TextareaProps extends React.TextareaHTMLAttributes<HTMLTextAreaElement> {
+  label?: string
+  error?: string
+  helperText?: string
+  fullWidth?: boolean
+}
+
+export const Textarea = React.forwardRef<HTMLTextAreaElement, TextareaProps>(
+  (
+    {
+      label,
+      error,
+      helperText,
+      fullWidth = false,
+      className = '',
+      id,
+      required,
+      disabled,
+      rows = 4,
+      ...props
+    },
+    ref
+  ) => {
+    const textareaId = id || `textarea-${Math.random().toString(36).substr(2, 9)}`
+    const errorId = `${textareaId}-error`
+    const helperId = `${textareaId}-helper`
+
+    const hasError = Boolean(error)
+
+    const baseStyles = 'block w-full rounded-md border transition-colors duration-150 focus:outline-none focus:ring-2 focus:ring-offset-0 px-4 py-2'
+    const normalStyles = 'border-gray-300 focus:border-primary-500 focus:ring-primary-500 dark:border-gray-600 dark:bg-gray-800 dark:text-white'
+    const errorStyles = 'border-error-500 focus:border-error-500 focus:ring-error-500'
+    const disabledStyles = 'disabled:bg-gray-100 disabled:cursor-not-allowed disabled:opacity-60 dark:disabled:bg-gray-900'
+
+    const textareaClassName = `${baseStyles} ${hasError ? errorStyles : normalStyles} ${disabledStyles} ${className}`.trim()
+    const containerWidth = fullWidth ? 'w-full' : ''
+
+    return (
+      <div className={containerWidth}>
+        {label && (
+          <label
+            htmlFor={textareaId}
+            className="block text-sm font-medium text-gray-700 dark:text-gray-200 mb-1"
+          >
+            {label}
+            {required && <span className="text-error-500 ml-1" aria-label="required">*</span>}
+          </label>
+        )}
+
+        <textarea
+          ref={ref}
+          id={textareaId}
+          className={textareaClassName}
+          aria-invalid={hasError}
+          aria-describedby={
+            hasError ? errorId : helperText ? helperId : undefined
+          }
+          required={required}
+          disabled={disabled}
+          rows={rows}
+          {...props}
+        />
+
+        {error && (
+          <p className="mt-1 text-sm text-error-500" id={errorId} role="alert">
+            {error}
+          </p>
+        )}
+
+        {helperText && !error && (
+          <p className="mt-1 text-sm text-gray-500 dark:text-gray-400" id={helperId}>
+            {helperText}
+          </p>
+        )}
+      </div>
+    )
+  }
+)
+
+Textarea.displayName = 'Textarea'

web/components/layouts/AuthLayout.tsx

@@ -0,0 +1,62 @@
+'use client'
+
+import React from 'react'
+import { Link } from '../common/Link'
+
+export interface AuthLayoutProps {
+  children: React.ReactNode
+  title?: string
+  subtitle?: string
+}
+
+export const AuthLayout = ({ children, title, subtitle }: AuthLayoutProps) => {
+  return (
+    <div className="min-h-screen flex flex-col bg-gray-50 dark:bg-gray-900">
+      {/* Simple header with logo */}
+      <header className="py-6">
+        <div className="max-w-md mx-auto px-4 sm:px-6 lg:px-8">
+          <Link href="/" variant="neutral" className="no-underline">
+            <h1 className="text-2xl font-bold text-primary-600 dark:text-primary-400 text-center">
+              MoreThanADiagnosis
+            </h1>
+          </Link>
+        </div>
+      </header>
+
+      {/* Main content */}
+      <main className="flex-1 flex items-center justify-center py-12 px-4 sm:px-6 lg:px-8">
+        <div className="w-full max-w-md space-y-8">
+          {/* Title and subtitle */}
+          {(title || subtitle) && (
+            <div className="text-center">
+              {title && (
+                <h2 className="text-3xl font-bold text-gray-900 dark:text-white">
+                  {title}
+                </h2>
+              )}
+              {subtitle && (
+                <p className="mt-2 text-sm text-gray-600 dark:text-gray-400">
+                  {subtitle}
+                </p>
+              )}
+            </div>
+          )}
+
+          {/* Form container */}
+          <div className="bg-white dark:bg-gray-800 py-8 px-6 shadow-lg rounded-lg">
+            {children}
+          </div>
+        </div>
+      </main>
+
+      {/* Simple footer */}
+      <footer className="py-6">
+        <div className="max-w-md mx-auto px-4 sm:px-6 lg:px-8">
+          <p className="text-center text-sm text-gray-600 dark:text-gray-400">
+            &copy; {new Date().getFullYear()} MoreThanADiagnosis. All rights reserved.
+          </p>
+        </div>
+      </footer>
+    </div>
+  )
+}

web/components/layouts/DashboardLayout.tsx

@@ -0,0 +1,157 @@
+'use client'
+
+import React, { useState } from 'react'
+import { Header } from '../common/Header'
+import { useAuth } from '@/lib/hooks/useAuth'
+import { useRouter, usePathname } from 'next/navigation'
+import { Link } from '../common/Link'
+
+export interface DashboardLayoutProps {
+  children: React.ReactNode
+}
+
+export const DashboardLayout = ({ children }: DashboardLayoutProps) => {
+  const { user, isAuthenticated, logout } = useAuth()
+  const router = useRouter()
+  const pathname = usePathname()
+  const [sidebarOpen, setSidebarOpen] = useState(false)
+
+  // Redirect to login if not authenticated
+  React.useEffect(() => {
+    if (!isAuthenticated) {
+      router.push('/auth/login')
+    }
+  }, [isAuthenticated, router])
+
+  const handleLogin = () => {
+    router.push('/auth/login')
+  }
+
+  const sidebarItems = [
+    { label: 'Overview', href: '/dashboard', icon: '📊' },
+    { label: 'Profile', href: '/dashboard/profile', icon: '👤' },
+    { label: 'Preferences', href: '/dashboard/preferences', icon: '⚙️' },
+    { label: 'Security', href: '/dashboard/security', icon: '🔒' },
+    { label: 'Privacy', href: '/dashboard/privacy', icon: '🛡️' },
+  ]
+
+  if (!isAuthenticated) {
+    return null // or a loading spinner
+  }
+
+  return (
+    <div className="min-h-screen flex flex-col bg-gray-50 dark:bg-gray-900">
+      <Header
+        isAuthenticated={isAuthenticated}
+        userDisplayName={user?.display_name || user?.email}
+        onLogin={handleLogin}
+        onLogout={logout}
+      />
+
+      <div className="flex-1 flex">
+        {/* Sidebar for desktop */}
+        <aside className="hidden md:flex md:flex-shrink-0">
+          <div className="w-64 flex flex-col border-r border-gray-200 dark:border-gray-700 bg-white dark:bg-gray-800">
+            <nav className="flex-1 px-4 py-6 space-y-1" aria-label="Dashboard navigation">
+              {sidebarItems.map((item) => {
+                const isActive = pathname === item.href
+                return (
+                  <Link
+                    key={item.href}
+                    href={item.href}
+                    variant="neutral"
+                    className={`
+                      flex items-center px-4 py-2 text-sm font-medium rounded-md no-underline
+                      ${
+                        isActive
+                          ? 'bg-primary-100 text-primary-900 dark:bg-primary-900 dark:text-primary-100'
+                          : 'text-gray-700 hover:bg-gray-100 dark:text-gray-300 dark:hover:bg-gray-700'
+                      }
+                    `}
+                  >
+                    <span className="mr-3 text-xl" aria-hidden="true">
+                      {item.icon}
+                    </span>
+                    {item.label}
+                  </Link>
+                )
+              })}
+            </nav>
+          </div>
+        </aside>
+
+        {/* Mobile sidebar */}
+        {sidebarOpen && (
+          <div className="fixed inset-0 z-40 md:hidden">
+            <div
+              className="fixed inset-0 bg-gray-600 bg-opacity-75"
+              onClick={() => setSidebarOpen(false)}
+            />
+            <div className="fixed inset-y-0 left-0 flex flex-col w-64 bg-white dark:bg-gray-800 border-r border-gray-200 dark:border-gray-700">
+              <div className="flex items-center justify-between h-16 px-4 border-b border-gray-200 dark:border-gray-700">
+                <span className="text-lg font-semibold text-gray-900 dark:text-white">
+                  Dashboard
+                </span>
+                <button
+                  onClick={() => setSidebarOpen(false)}
+                  className="text-gray-500 hover:text-gray-700 dark:text-gray-400 dark:hover:text-gray-200"
+                  aria-label="Close sidebar"
+                >
+                  <svg className="h-6 w-6" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                    <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M6 18L18 6M6 6l12 12" />
+                  </svg>
+                </button>
+              </div>
+              <nav className="flex-1 px-4 py-6 space-y-1">
+                {sidebarItems.map((item) => {
+                  const isActive = pathname === item.href
+                  return (
+                    <Link
+                      key={item.href}
+                      href={item.href}
+                      variant="neutral"
+                      className={`
+                        flex items-center px-4 py-2 text-sm font-medium rounded-md no-underline
+                        ${
+                          isActive
+                            ? 'bg-primary-100 text-primary-900 dark:bg-primary-900 dark:text-primary-100'
+                            : 'text-gray-700 hover:bg-gray-100 dark:text-gray-300 dark:hover:bg-gray-700'
+                        }
+                      `}
+                      onClick={() => setSidebarOpen(false)}
+                    >
+                      <span className="mr-3 text-xl" aria-hidden="true">
+                        {item.icon}
+                      </span>
+                      {item.label}
+                    </Link>
+                  )
+                })}
+              </nav>
+            </div>
+          </div>
+        )}
+
+        {/* Main content */}
+        <main className="flex-1">
+          {/* Mobile sidebar toggle */}
+          <div className="md:hidden px-4 py-4 border-b border-gray-200 dark:border-gray-700 bg-white dark:bg-gray-800">
+            <button
+              onClick={() => setSidebarOpen(true)}
+              className="text-gray-500 hover:text-gray-700 dark:text-gray-400 dark:hover:text-gray-200"
+              aria-label="Open sidebar"
+            >
+              <svg className="h-6 w-6" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M4 6h16M4 12h16M4 18h16" />
+              </svg>
+            </button>
+          </div>
+
+          <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-8">
+            {children}
+          </div>
+        </main>
+      </div>
+    </div>
+  )
+}

web/components/layouts/MainLayout.tsx

@@ -0,0 +1,37 @@
+'use client'
+
+import React from 'react'
+import { Header } from '../common/Header'
+import { Footer } from '../common/Footer'
+import { useAuth } from '@/lib/hooks/useAuth'
+import { useRouter } from 'next/navigation'
+
+export interface MainLayoutProps {
+  children: React.ReactNode
+}
+
+export const MainLayout = ({ children }: MainLayoutProps) => {
+  const { user, isAuthenticated, logout } = useAuth()
+  const router = useRouter()
+
+  const handleLogin = () => {
+    router.push('/auth/login')
+  }
+
+  return (
+    <div className="min-h-screen flex flex-col bg-gray-50 dark:bg-gray-900">
+      <Header
+        isAuthenticated={isAuthenticated}
+        userDisplayName={user?.display_name || user?.email}
+        onLogin={handleLogin}
+        onLogout={logout}
+      />
+
+      <main className="flex-1">
+        {children}
+      </main>
+
+      <Footer />
+    </div>
+  )
+}

web/lib/api.ts

@@ -0,0 +1,77 @@
+import axios, { AxiosInstance, AxiosRequestConfig, AxiosError } from 'axios'
+
+const API_BASE_URL = process.env.NEXT_PUBLIC_API_BASE_URL || 'http://localhost:8000/api/v1'
+
+// Create axios instance
+export const apiClient: AxiosInstance = axios.create({
+  baseURL: API_BASE_URL,
+  headers: {
+    'Content-Type': 'application/json',
+  },
+  timeout: 30000, // 30 seconds
+})
+
+// Request interceptor to add auth token
+apiClient.interceptors.request.use(
+  (config) => {
+    // Get token from localStorage (will be replaced with proper auth context)
+    if (typeof window !== 'undefined') {
+      const token = localStorage.getItem('access_token')
+      if (token && config.headers) {
+        config.headers.Authorization = `Bearer ${token}`
+      }
+    }
+    return config
+  },
+  (error) => {
+    return Promise.reject(error)
+  }
+)
+
+// Response interceptor to handle token refresh
+apiClient.interceptors.response.use(
+  (response) => response,
+  async (error: AxiosError) => {
+    const originalRequest = error.config as AxiosRequestConfig & { _retry?: boolean }
+
+    // If 401 and we haven't retried yet, try to refresh token
+    if (error.response?.status === 401 && !originalRequest._retry) {
+      originalRequest._retry = true
+
+      try {
+        const refreshToken = localStorage.getItem('refresh_token')
+        if (!refreshToken) {
+          throw new Error('No refresh token available')
+        }
+
+        const response = await axios.post(`${API_BASE_URL}/auth/refresh`, {
+          refresh_token: refreshToken,
+        })
+
+        const { access_token } = response.data
+        localStorage.setItem('access_token', access_token)
+
+        // Retry original request with new token
+        if (originalRequest.headers) {
+          originalRequest.headers.Authorization = `Bearer ${access_token}`
+        }
+
+        return apiClient(originalRequest)
+      } catch (refreshError) {
+        // Refresh failed, clear tokens and redirect to login
+        localStorage.removeItem('access_token')
+        localStorage.removeItem('refresh_token')
+
+        if (typeof window !== 'undefined') {
+          window.location.href = '/auth/login'
+        }
+
+        return Promise.reject(refreshError)
+      }
+    }
+
+    return Promise.reject(error)
+  }
+)
+
+export default apiClient

web/lib/hooks/useApi.ts

@@ -0,0 +1,73 @@
+'use client'
+
+import { useState, useCallback } from 'react'
+import { AxiosError, AxiosRequestConfig } from 'axios'
+import { apiClient } from '../api'
+
+export interface UseApiOptions {
+  onSuccess?: (data: any) => void
+  onError?: (error: Error) => void
+}
+
+export interface UseApiReturn<T> {
+  data: T | null
+  error: Error | null
+  isLoading: boolean
+  execute: (config: AxiosRequestConfig) => Promise<T | null>
+  reset: () => void
+}
+
+export function useApi<T = any>(options?: UseApiOptions): UseApiReturn<T> {
+  const [data, setData] = useState<T | null>(null)
+  const [error, setError] = useState<Error | null>(null)
+  const [isLoading, setIsLoading] = useState(false)
+
+  const execute = useCallback(
+    async (config: AxiosRequestConfig): Promise<T | null> => {
+      setIsLoading(true)
+      setError(null)
+
+      try {
+        const response = await apiClient.request<T>(config)
+        setData(response.data)
+
+        if (options?.onSuccess) {
+          options.onSuccess(response.data)
+        }
+
+        return response.data
+      } catch (err) {
+        const error = err as AxiosError
+        const errorMessage = error.response?.data
+          ? JSON.stringify(error.response.data)
+          : error.message
+
+        const finalError = new Error(errorMessage)
+        setError(finalError)
+
+        if (options?.onError) {
+          options.onError(finalError)
+        }
+
+        return null
+      } finally {
+        setIsLoading(false)
+      }
+    },
+    [options]
+  )
+
+  const reset = useCallback(() => {
+    setData(null)
+    setError(null)
+    setIsLoading(false)
+  }, [])
+
+  return {
+    data,
+    error,
+    isLoading,
+    execute,
+    reset,
+  }
+}

web/lib/hooks/useAuth.ts

@@ -0,0 +1,93 @@
+'use client'
+
+import { useAuthStore } from '../store/authStore'
+import { useApi } from './useApi'
+import { useRouter } from 'next/navigation'
+
+export interface LoginCredentials {
+  email: string
+  password: string
+}
+
+export interface SignupData {
+  email: string
+  password: string
+  display_name?: string
+}
+
+export interface AuthResponse {
+  access_token: string
+  refresh_token: string
+  user: {
+    id: string
+    email: string
+    display_name?: string
+    is_verified: boolean
+  }
+}
+
+export function useAuth() {
+  const router = useRouter()
+  const { user, isAuthenticated, setAuth, clearAuth, updateUser } = useAuthStore()
+  const loginApi = useApi<AuthResponse>()
+  const signupApi = useApi<AuthResponse>()
+
+  const login = async (credentials: LoginCredentials) => {
+    const data = await loginApi.execute({
+      method: 'POST',
+      url: '/auth/login',
+      data: credentials,
+    })
+
+    if (data) {
+      setAuth(data.user, data.access_token, data.refresh_token)
+      router.push('/dashboard')
+      return true
+    }
+
+    return false
+  }
+
+  const signup = async (signupData: SignupData) => {
+    const data = await signupApi.execute({
+      method: 'POST',
+      url: '/auth/signup',
+      data: signupData,
+    })
+
+    if (data) {
+      setAuth(data.user, data.access_token, data.refresh_token)
+      router.push('/dashboard')
+      return true
+    }
+
+    return false
+  }
+
+  const logout = async () => {
+    try {
+      // Call logout endpoint
+      await loginApi.execute({
+        method: 'POST',
+        url: '/auth/logout',
+      })
+    } catch (error) {
+      console.error('Logout error:', error)
+    } finally {
+      // Clear auth state regardless of API result
+      clearAuth()
+      router.push('/')
+    }
+  }
+
+  return {
+    user,
+    isAuthenticated,
+    login,
+    signup,
+    logout,
+    updateUser,
+    isLoading: loginApi.isLoading || signupApi.isLoading,
+    error: loginApi.error || signupApi.error,
+  }
+}

web/lib/hooks/useLocalStorage.ts

@@ -0,0 +1,63 @@
+'use client'
+
+import { useState, useEffect } from 'react'
+
+export function useLocalStorage<T>(key: string, initialValue: T) {
+  // State to store our value
+  // Pass initial state function to useState so logic is only executed once
+  const [storedValue, setStoredValue] = useState<T>(() => {
+    if (typeof window === 'undefined') {
+      return initialValue
+    }
+
+    try {
+      // Get from local storage by key
+      const item = window.localStorage.getItem(key)
+      // Parse stored json or if none return initialValue
+      return item ? JSON.parse(item) : initialValue
+    } catch (error) {
+      console.error(`Error loading localStorage key "${key}":`, error)
+      return initialValue
+    }
+  })
+
+  // Return a wrapped version of useState's setter function that
+  // persists the new value to localStorage.
+  const setValue = (value: T | ((val: T) => T)) => {
+    try {
+      // Allow value to be a function so we have same API as useState
+      const valueToStore =
+        value instanceof Function ? value(storedValue) : value
+
+      // Save state
+      setStoredValue(valueToStore)
+
+      // Save to local storage
+      if (typeof window !== 'undefined') {
+        window.localStorage.setItem(key, JSON.stringify(valueToStore))
+      }
+    } catch (error) {
+      console.error(`Error setting localStorage key "${key}":`, error)
+    }
+  }
+
+  // Listen for changes to this key in other tabs/windows
+  useEffect(() => {
+    if (typeof window === 'undefined') return
+
+    const handleStorageChange = (e: StorageEvent) => {
+      if (e.key === key && e.newValue !== null) {
+        try {
+          setStoredValue(JSON.parse(e.newValue))
+        } catch (error) {
+          console.error(`Error parsing storage event for key "${key}":`, error)
+        }
+      }
+    }
+
+    window.addEventListener('storage', handleStorageChange)
+    return () => window.removeEventListener('storage', handleStorageChange)
+  }, [key])
+
+  return [storedValue, setValue] as const
+}

web/lib/store/authStore.ts

@@ -0,0 +1,75 @@
+import { create } from 'zustand'
+import { persist } from 'zustand/middleware'
+
+export interface User {
+  id: string
+  email: string
+  display_name?: string
+  is_verified: boolean
+}
+
+export interface AuthState {
+  user: User | null
+  accessToken: string | null
+  refreshToken: string | null
+  isAuthenticated: boolean
+
+  // Actions
+  setAuth: (user: User, accessToken: string, refreshToken: string) => void
+  updateUser: (user: Partial<User>) => void
+  clearAuth: () => void
+}
+
+export const useAuthStore = create<AuthState>()(
+  persist(
+    (set) => ({
+      user: null,
+      accessToken: null,
+      refreshToken: null,
+      isAuthenticated: false,
+
+      setAuth: (user, accessToken, refreshToken) => {
+        // Store tokens in localStorage for API client
+        if (typeof window !== 'undefined') {
+          localStorage.setItem('access_token', accessToken)
+          localStorage.setItem('refresh_token', refreshToken)
+        }
+
+        set({
+          user,
+          accessToken,
+          refreshToken,
+          isAuthenticated: true,
+        })
+      },
+
+      updateUser: (updates) => {
+        set((state) => ({
+          user: state.user ? { ...state.user, ...updates } : null,
+        }))
+      },
+
+      clearAuth: () => {
+        // Clear tokens from localStorage
+        if (typeof window !== 'undefined') {
+          localStorage.removeItem('access_token')
+          localStorage.removeItem('refresh_token')
+        }
+
+        set({
+          user: null,
+          accessToken: null,
+          refreshToken: null,
+          isAuthenticated: false,
+        })
+      },
+    }),
+    {
+      name: 'auth-storage',
+      partialize: (state) => ({
+        user: state.user,
+        // Don't persist tokens in zustand, only in localStorage
+      }),
+    }
+  )
+)

web/next-env.d.ts

@@ -0,0 +1,5 @@
+/// <reference types="next" />
+/// <reference types="next/image-types/global" />
+
+// NOTE: This file should not be edited
+// see https://nextjs.org/docs/app/building-your-application/configuring/typescript for more information.

web/tailwind.config.ts

@@ -0,0 +1,110 @@
+import type { Config } from 'tailwindcss'
+
+const config: Config = {
+  content: [
+    './pages/**/*.{js,ts,jsx,tsx,mdx}',
+    './components/**/*.{js,ts,jsx,tsx,mdx}',
+    './app/**/*.{js,ts,jsx,tsx,mdx}',
+  ],
+  darkMode: 'class',
+  theme: {
+    extend: {
+      colors: {
+        primary: {
+          DEFAULT: '#3B82F6',
+          50: '#EFF6FF',
+          100: '#DBEAFE',
+          200: '#BFDBFE',
+          300: '#93C5FD',
+          400: '#60A5FA',
+          500: '#3B82F6',
+          600: '#2563EB',
+          700: '#1D4ED8',
+          800: '#1E40AF',
+          900: '#1E3A8A',
+        },
+        secondary: {
+          DEFAULT: '#8B5CF6',
+          50: '#F5F3FF',
+          100: '#EDE9FE',
+          200: '#DDD6FE',
+          300: '#C4B5FD',
+          400: '#A78BFA',
+          500: '#8B5CF6',
+          600: '#7C3AED',
+          700: '#6D28D9',
+          800: '#5B21B6',
+          900: '#4C1D95',
+        },
+        error: {
+          DEFAULT: '#EF4444',
+          50: '#FEF2F2',
+          100: '#FEE2E2',
+          200: '#FECACA',
+          300: '#FCA5A5',
+          400: '#F87171',
+          500: '#EF4444',
+          600: '#DC2626',
+          700: '#B91C1C',
+          800: '#991B1B',
+          900: '#7F1D1D',
+        },
+        success: {
+          DEFAULT: '#10B981',
+          50: '#ECFDF5',
+          100: '#D1FAE5',
+          200: '#A7F3D0',
+          300: '#6EE7B7',
+          400: '#34D399',
+          500: '#10B981',
+          600: '#059669',
+          700: '#047857',
+          800: '#065F46',
+          900: '#064E3B',
+        },
+        warning: {
+          DEFAULT: '#F59E0B',
+          50: '#FFFBEB',
+          100: '#FEF3C7',
+          200: '#FDE68A',
+          300: '#FCD34D',
+          400: '#FBBF24',
+          500: '#F59E0B',
+          600: '#D97706',
+          700: '#B45309',
+          800: '#92400E',
+          900: '#78350F',
+        },
+      },
+      fontFamily: {
+        sans: ['Inter', 'system-ui', 'sans-serif'],
+      },
+      fontSize: {
+        xs: ['12px', { lineHeight: '1.5' }],
+        sm: ['14px', { lineHeight: '1.5' }],
+        base: ['16px', { lineHeight: '1.5' }],
+        lg: ['18px', { lineHeight: '1.5' }],
+        xl: ['20px', { lineHeight: '1.5' }],
+        '2xl': ['24px', { lineHeight: '1.25' }],
+        '3xl': ['32px', { lineHeight: '1.25' }],
+        '4xl': ['48px', { lineHeight: '1.25' }],
+      },
+      borderRadius: {
+        sm: '4px',
+        DEFAULT: '8px',
+        md: '8px',
+        lg: '12px',
+        full: '9999px',
+      },
+      boxShadow: {
+        sm: '0 1px 2px rgba(0, 0, 0, 0.05)',
+        DEFAULT: '0 4px 6px rgba(0, 0, 0, 0.1)',
+        md: '0 4px 6px rgba(0, 0, 0, 0.1)',
+        lg: '0 10px 15px rgba(0, 0, 0, 0.15)',
+      },
+    },
+  },
+  plugins: [],
+}
+
+export default config

web/tsconfig.json

@@ -2,7 +2,11 @@
   "compilerOptions": {
     "target": "ES2020",
     "useDefineForClassFields": true,
-    "lib": ["ES2020", "DOM", "DOM.Iterable"],
+    "lib": [
+      "ES2020",
+      "DOM",
+      "DOM.Iterable"
+    ],
     "module": "ESNext",
     "skipLibCheck": true,
     "esModuleInterop": true,
@@ -16,10 +20,28 @@
     "allowImportingTsExtensions": true,
     "baseUrl": ".",
     "paths": {
-      "@/*": ["./*"]
+      "@/*": [
+        "./*"
+      ]
     },
-    "jsx": "react-jsx"
+    "jsx": "preserve",
+    "allowJs": true,
+    "noEmit": true,
+    "incremental": true,
+    "isolatedModules": true,
+    "plugins": [
+      {
+        "name": "next"
+      }
+    ]
   },
-  "include": ["next-env.d.ts", "**/*.ts", "**/*.tsx"],
+  "include": [
-  "exclude": ["node_modules"]
+    "next-env.d.ts",
+    "**/*.ts",
+    "**/*.tsx",
+    ".next/types/**/*.ts"
+  ],
+  "exclude": [
+    "node_modules"
+  ]
 }