/* === BASE TOKENS === */
:root {
  --bg: #FAFAF8;
  --bg-alt: #F2F0EB;
  --surface: #FFFFFF;
  --primary: #0B1D3A;
  --accent: #C9973B;
  --accent-light: #F5E9CC;
  --text: #0B1D3A;
  --text-secondary: #4A5568;
  --text-muted: #718096;
  --border: #E2E0D9;
  --success: #2D7D46;
}

/* === RESET & BASE === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Fraunces', serif;
  font-weight: 600;
  line-height: 1.2;
  color: var(--primary);
}

/* === HERO === */
.hero {
  padding: 80px 0 60px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}

.hero-grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-eyebrow {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
  font-family: 'DM Sans', sans-serif;
}

.hero-headline {
  font-size: 3.2rem;
  font-weight: 700;
  font-family: 'Fraunces', serif;
  color: var(--primary);
  margin-bottom: 24px;
  line-height: 1.1;
}

.hero-lede {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 28px;
  max-width: 440px;
}

.hero-proof {
  display: flex;
  align-items: center;
  gap: 10px;
}

.proof-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success);
  flex-shrink: 0;
}

.proof-text {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-style: italic;
  font-family: 'Fraunces', serif;
}

/* === PRODUCT MOCKUP === */
.product-mockup {
  background: var(--primary);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 32px 80px rgba(11,29,58,0.25), 0 0 0 1px rgba(255,255,255,0.06);
  display: flex;
  height: 420px;
  font-size: 0.8rem;
}

.mockup-sidebar {
  width: 200px;
  background: #0F2547;
  border-right: 1px solid rgba(255,255,255,0.06);
  padding: 16px 12px;
  overflow-y: auto;
  flex-shrink: 0;
}

.sidebar-section { margin-bottom: 20px; }

.sidebar-label {
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #7A8FA8;
  margin-bottom: 8px;
  font-family: 'DM Sans', sans-serif;
}

.sidebar-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 8px;
  padding: 10px 10px 8px;
  margin-bottom: 6px;
  cursor: pointer;
  transition: all 0.15s;
}

.sidebar-card:hover { background: rgba(255,255,255,0.08); }

.sidebar-card.active {
  background: rgba(201,151,59,0.15);
  border-color: rgba(201,151,59,0.3);
}

.card-name {
  color: #E8ECF1;
  font-size: 0.7rem;
  font-weight: 500;
  margin-bottom: 5px;
  line-height: 1.3;
}

.card-meta {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.62rem;
  color: #7A8FA8;
  margin-bottom: 4px;
}

.meta-file, .meta-email, .meta-reminder {
  display: flex;
  align-items: center;
  gap: 3px;
}

.card-subtasks {
  font-size: 0.62rem;
  color: #7A8FA8;
}

.card-subtasks .done { color: var(--accent); }
.card-subtasks .total { color: #E8ECF1; }

/* === MOCKUP MAIN === */
.mockup-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.mockup-header {
  padding: 16px 16px 12px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  background: rgba(255,255,255,0.02);
}

.header-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: #E8ECF1;
  margin-bottom: 3px;
}

.header-segment {
  font-size: 0.65rem;
  color: var(--accent);
  font-weight: 500;
}

.mockup-body {
  padding: 14px 16px;
  overflow-y: auto;
  flex: 1;
}

.mockup-section { margin-bottom: 16px; }

.section-label {
  font-size: 8px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #5A7190;
  margin-bottom: 8px;
}

.step {
  font-size: 0.68rem;
  color: #8899AC;
  padding: 5px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  line-height: 1.4;
}

.done-step {
  color: #A0B0C4;
  text-decoration: line-through;
}

.done-step::before { content: none; }

.attachment-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.file-icon { font-size: 0.7rem; }

.file-name {
  font-size: 0.68rem;
  color: #C0C8D4;
  flex: 1;
}

.file-badge {
  font-size: 0.55rem;
  font-weight: 600;
  color: var(--accent);
  background: rgba(201,151,59,0.12);
  padding: 2px 5px;
  border-radius: 3px;
}

.email-preview {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 6px;
  padding: 8px 10px;
}

.email-from {
  font-size: 0.65rem;
  color: #7A8FA8;
  margin-bottom: 2px;
}

.email-subject {
  font-size: 0.68rem;
  color: #A0B0C4;
}

/* === PROBLEM === */
.problem {
  background: var(--primary);
  padding: 80px 0;
}

.problem-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 40px;
  align-items: start;
}

.problem-number {
  font-family: 'Fraunces', serif;
  font-size: 4rem;
  font-weight: 700;
  color: rgba(201,151,59,0.2);
  line-height: 1;
  padding-top: 6px;
}

.problem-headline {
  font-family: 'Fraunces', serif;
  font-size: 2.2rem;
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: 20px;
  line-height: 1.2;
}

.problem-body {
  font-size: 1.05rem;
  color: #A0B8CC;
  line-height: 1.7;
  margin-bottom: 40px;
  max-width: 640px;
}

.problem-stat-row {
  display: flex;
  gap: 40px;
}

.problem-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-num {
  font-family: 'Fraunces', serif;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  font-size: 0.875rem;
  color: #7A8FA8;
  line-height: 1.4;
  max-width: 200px;
}

/* === FEATURES === */
.features {
  padding: 80px 0;
  background: var(--bg-alt);
}

.features-header {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 40px;
  align-items: start;
  margin-bottom: 60px;
}

.features-number {
  font-family: 'Fraunces', serif;
  font-size: 4rem;
  font-weight: 700;
  color: var(--border);
  line-height: 1;
  padding-top: 6px;
}

.features-headline {
  font-family: 'Fraunces', serif;
  font-size: 2.2rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 12px;
  line-height: 1.2;
}

.features-sub {
  font-size: 1rem;
  color: var(--text-secondary);
}

.features-grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 20px;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  transition: all 0.2s;
}

.feature-card:hover {
  box-shadow: 0 8px 32px rgba(11,29,58,0.08);
  transform: translateY(-2px);
}

.feature-card-large {
  grid-row: span 2;
}

.feature-icon-wrap {
  margin-bottom: 16px;
}

.feature-icon-dual {
  display: flex;
  align-items: center;
  gap: 8px;
}

.icon-gmail, .icon-outlook {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: white;
}

.icon-gmail { background: #EA4335; }
.icon-outlook { background: #0078D4; }

.icon-m365, .icon-seg, .icon-subtask, .icon-bell {
  font-size: 1.5rem;
}

.feature-title {
  font-family: 'Fraunces', serif;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 10px;
}

.feature-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* === PHILOSOPHY === */
.philosophy {
  background: var(--primary);
  padding: 80px 0;
}

.philosophy-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 40px;
  align-items: start;
}

.philosophy-number {
  font-family: 'Fraunces', serif;
  font-size: 4rem;
  font-weight: 700;
  color: rgba(201,151,59,0.2);
  line-height: 1;
  padding-top: 6px;
}

.philosophy-headline {
  font-family: 'Fraunces', serif;
  font-size: 2.2rem;
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: 20px;
  line-height: 1.2;
}

.philosophy-body {
  font-size: 1.05rem;
  color: #A0B8CC;
  line-height: 1.7;
  margin-bottom: 32px;
}

.philosophy-quote {
  border-left: 3px solid var(--accent);
  padding-left: 24px;
}

.philosophy-quote blockquote {
  font-family: 'Fraunces', serif;
  font-size: 1.1rem;
  font-style: italic;
  color: #C0D0E0;
  line-height: 1.6;
  margin-bottom: 10px;
}

.philosophy-quote cite {
  font-size: 0.8rem;
  color: #7A8FA8;
  font-style: normal;
}

/* === CLOSING === */
.closing {
  padding: 100px 0;
  background: var(--bg);
}

.closing-inner {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
  padding: 0 40px;
}

.closing-headline {
  font-family: 'Fraunces', serif;
  font-size: 2.6rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 24px;
  line-height: 1.2;
}

.closing-body {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 40px;
}

.closing-badge {
  display: inline-block;
}

.badge-text {
  font-family: 'Fraunces', serif;
  font-size: 0.9rem;
  font-style: italic;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 8px 20px;
}

/* === FOOTER === */
.footer {
  background: var(--primary);
  padding: 40px 0;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
  text-align: center;
}

.footer-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 12px;
}

.footer-logo {
  width: 32px;
  height: 32px;
  background: var(--accent);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo-athena {
  font-family: 'Fraunces', serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: white;
}

.footer-name {
  font-family: 'Fraunces', serif;
  font-size: 1.1rem;
  font-weight: 600;
  color: #FFFFFF;
}

.footer-tagline {
  font-size: 0.875rem;
  color: #7A8FA8;
  margin-bottom: 16px;
}

.footer-copy {
  font-size: 0.75rem;
  color: #4A6278;
}

/* === RESPONSIVE === */
@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-headline { font-size: 2.4rem; }

  .product-mockup { height: 320px; }
  .mockup-sidebar { width: 160px; }

  .features-header {
    grid-template-columns: 60px 1fr;
  }

  .features-grid {
    grid-template-columns: 1fr 1fr;
  }

  .feature-card-large {
    grid-column: 1 / -1;
    grid-row: auto;
  }

  .problem-inner,
  .philosophy-inner {
    grid-template-columns: 60px 1fr;
    gap: 24px;
  }

  .problem-number,
  .philosophy-number,
  .features-number {
    font-size: 2.5rem;
  }

  .problem-headline,
  .features-headline,
  .philosophy-headline {
    font-size: 1.7rem;
  }

  .closing-headline { font-size: 1.9rem; }

  .problem-stat-row { flex-direction: column; gap: 20px; }
}

@media (max-width: 600px) {
  .hero { padding: 60px 0 40px; }
  .hero-grid { padding: 0 24px; }
  .hero-headline { font-size: 2rem; }

  .features-grid {
    grid-template-columns: 1fr;
    padding: 0 24px;
  }

  .features-header { padding: 0 24px; }

  .problem-inner,
  .philosophy-inner {
    grid-template-columns: 1fr;
    padding: 0 24px;
  }

  .problem-number,
  .philosophy-number,
  .features-number {
    font-size: 2rem;
    margin-bottom: 16px;
  }

  .closing { padding: 60px 0; }
  .closing-inner { padding: 0 24px; }
  .closing-headline { font-size: 1.6rem; }
}