/* WWW — 1MinuteBrain Marketing Site Styles */
/* Theme variables are injected from App/config/theme.json at build time */

/* ============================================================
   Design Tokens (see root CLAUDE.md UI/UX Standards)
   ============================================================ */

:root {
  /* Colors */
  --color-primary: #6C5CE7;
  --color-primary-light: #A29BFE;
  --color-primary-dark: #5A4BD1;
  --color-secondary: #00CEC9;
  --color-accent: #FD79A8;
  --color-background: #FAFAFA;
  --color-surface: #FFFFFF;
  --color-text: #2D3436;
  --color-text-light: #636E72;
  --color-success: #00B894;
  --color-warning: #FDCB6E;
  --color-danger: #E17055;
  --color-border: #DFE6E9;

  /* Typography */
  --font-family: 'Poppins', sans-serif;
  --font-size-display: 2.5rem;
  --font-size-h1: 2rem;
  --font-size-h2: 1.5rem;
  --font-size-h3: 1.25rem;
  --font-size-body: 1rem;
  --font-size-small: 0.875rem;
  --font-size-caption: 0.75rem;

  /* Spacing (8px grid) */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;

  /* Layout */
  --max-content-width: 1200px;
  --border-radius: 8px;
  --border-radius-lg: 12px;
  --transition-fast: 150ms ease;
  --transition-normal: 200ms ease;
}

/* ============================================================
   Base / Reset
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-family);
  font-size: var(--font-size-body);
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-background);
  -webkit-font-smoothing: antialiased;
}

/* ============================================================
   Accessibility
   ============================================================ */

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--border-radius);
  z-index: 1000;
  font-size: var(--font-size-small);
  text-decoration: none;
}
.skip-link:focus { top: var(--space-2); }

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* ============================================================
   Typography
   ============================================================ */

h1 { font-size: var(--font-size-h1); font-weight: 700; line-height: 1.25; }
h2 { font-size: var(--font-size-h2); font-weight: 600; line-height: 1.3; }
h3 { font-size: var(--font-size-h3); font-weight: 600; line-height: 1.4; }

a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ============================================================
   Buttons
   ============================================================ */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  font-family: var(--font-family); font-size: var(--font-size-small); font-weight: 500;
  border: none; border-radius: var(--border-radius); cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none; line-height: 1;
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover:not(:disabled) { background: var(--color-primary-dark); }
.btn-secondary { background: transparent; color: var(--color-primary); border: 1px solid var(--color-primary); }
.btn-ghost { background: transparent; color: var(--color-text-light); }
.btn-sm { padding: var(--space-2) var(--space-3); font-size: var(--font-size-caption); }
.btn-lg { padding: var(--space-4) var(--space-6); font-size: var(--font-size-body); }
.btn-full { width: 100%; }

/* ============================================================
   Forms
   ============================================================ */

.form-group { margin-bottom: var(--space-5); }
.form-label { display: block; margin-bottom: var(--space-1); font-size: var(--font-size-small); font-weight: 500; }
.form-input, .form-select {
  width: 100%; padding: var(--space-3);
  font-family: var(--font-family); font-size: var(--font-size-body);
  border: 1px solid var(--color-border); border-radius: var(--border-radius);
  background: var(--color-surface); color: var(--color-text);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.form-input:focus, .form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.15);
  outline: none;
}
.form-input.is-error { border-color: var(--color-danger); }
.form-error { color: var(--color-danger); font-size: var(--font-size-caption); margin-top: var(--space-1); min-height: 1em; }

.checkbox-label {
  display: flex; align-items: flex-start; gap: var(--space-2);
  font-size: var(--font-size-small); cursor: pointer;
}
.checkbox-label input[type="checkbox"] { margin-top: 3px; accent-color: var(--color-primary); }

/* ============================================================
   Header
   ============================================================ */

.site-header {
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
}
.header-inner {
  max-width: var(--max-content-width);
  margin: 0 auto;
  padding: var(--space-4) var(--space-5);
  display: flex; align-items: center; justify-content: space-between;
}
.logo { font-size: var(--font-size-h3); font-weight: 700; color: var(--color-text); text-decoration: none; }

/* ============================================================
   Footer
   ============================================================ */

.site-footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-6) var(--space-5);
  text-align: center;
}
.site-footer nav { display: flex; justify-content: center; gap: var(--space-5); margin-bottom: var(--space-3); }
.site-footer nav a { color: var(--color-text-light); font-size: var(--font-size-small); }
.footer-meta { color: var(--color-text-light); font-size: var(--font-size-caption); }

/* ============================================================
   Content pages (privacy, terms)
   ============================================================ */

.content-page {
  max-width: 720px;
  margin: 0 auto;
  padding: var(--space-7) var(--space-5);
}
.content-page h1 { margin-bottom: var(--space-6); }
.content-page h2 { margin-top: var(--space-6); margin-bottom: var(--space-3); }
.content-page p { margin-bottom: var(--space-4); }

/* ============================================================
   Toast notifications
   ============================================================ */

.toast-container {
  position: fixed; top: var(--space-4); right: var(--space-4);
  z-index: 1100; display: flex; flex-direction: column; gap: var(--space-2);
  pointer-events: none;
}
.toast {
  pointer-events: auto;
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface); border-radius: var(--border-radius);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  font-size: var(--font-size-small);
  display: flex; align-items: center; gap: var(--space-3);
  animation: toast-in var(--transition-normal) ease;
  border-left: 4px solid var(--color-border);
}
.toast-success { border-left-color: var(--color-success); }
.toast-error { border-left-color: var(--color-danger); }
.toast-warning { border-left-color: var(--color-warning); }
.toast-dismiss { background: none; border: none; cursor: pointer; color: var(--color-text-light); font-size: 1.2em; }

@keyframes toast-in { from { opacity: 0; transform: translateX(100%); } to { opacity: 1; transform: translateX(0); } }

/* ============================================================
   Responsive
   ============================================================ */

@media (max-width: 767px) {
  :root { --font-size-display: 1.75rem; --font-size-h1: 1.5rem; --font-size-h2: 1.25rem; }
  .header-inner { padding: var(--space-3) var(--space-4); }
}

/* TODO: Build out marketing-specific section styles (hero, how-it-works, features grid, opt-in form) */