/* ============================================================
   T&M Marketing — Material Design 3 Shared Styles
   ============================================================ */

/* --- Imports --- */
@import url('https://fonts.googleapis.com/css2?family=Google+Sans:wght@400;500;700&display=swap');

/* --- CSS Variables (MD3 Dark Theme) --- */
:root {
  --md-sys-color-primary: #a4c9ff;
  --md-sys-color-on-primary: #00315d;
  --md-sys-color-primary-container: #004881;
  --md-sys-color-on-primary-container: #d4e3ff;
  --md-sys-color-tertiary: #dcb8ff;
  --md-sys-color-on-tertiary: #480081;
  --md-sys-color-background: #131317;
  --md-sys-color-on-background: #e5e1e7;
  --md-sys-color-surface: #131317;
  --md-sys-color-on-surface: #e5e1e7;
  --md-sys-color-surface-variant: #424246;
  --md-sys-color-on-surface-variant: #c1c7d3;
  --md-sys-color-surface-container-lowest: #0e0e12;
  --md-sys-color-surface-container-low: #1b1b1f;
  --md-sys-color-surface-container: #1f1f23;
  --md-sys-color-surface-container-high: #2a292e;
  --md-sys-color-surface-container-highest: #353439;
  --md-sys-color-outline: #8b919d;
  --md-sys-color-outline-variant: #414751;
  --md-sys-color-secondary: #e6c364;
  --md-sys-color-on-secondary: #3d2e00;

  /* MD3 Elevation tonal overlays (dark theme uses primary tint) */
  --md-elevation-1: rgba(164, 201, 255, 0.05);
  --md-elevation-2: rgba(164, 201, 255, 0.08);
  --md-elevation-3: rgba(164, 201, 255, 0.11);

  /* MD3 Shape tokens */
  --md-shape-xs: 4px;
  --md-shape-sm: 8px;
  --md-shape-md: 12px;
  --md-shape-lg: 16px;
  --md-shape-xl: 28px;
  --md-shape-full: 9999px;

  /* MD3 Motion */
  --md-motion-standard: cubic-bezier(0.2, 0, 0, 1);
  --md-motion-enter: cubic-bezier(0.05, 0.7, 0.1, 1);
  --md-motion-exit: cubic-bezier(0.3, 0, 0.8, 0.15);
}

/* --- Base Reset --- */
*, *::before, *::after { box-sizing: border-box; }

body {
  background-color: var(--md-sys-color-background);
  color: var(--md-sys-color-on-background);
  font-family: 'Space Grotesk', 'Google Sans', 'Inter', sans-serif;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { text-decoration: none; color: inherit; }

/* --- Material Symbols --- */
.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  vertical-align: middle;
}

/* --- MD3 Typography Scale --- */
.md-display-large  { font-family: 'Space Grotesk', sans-serif; font-size: clamp(2.8rem, 7vw, 3.5625rem); font-weight: 700; letter-spacing: -0.025em; line-height: 1.08; }
.md-display-medium { font-family: 'Space Grotesk', sans-serif; font-size: clamp(2.2rem, 5vw, 2.8125rem); font-weight: 700; letter-spacing: -0.02em; line-height: 1.1; }
.md-display-small  { font-family: 'Space Grotesk', sans-serif; font-size: clamp(1.8rem, 4vw, 2.25rem); font-weight: 700; letter-spacing: -0.015em; line-height: 1.12; }
.md-headline-large  { font-family: 'Space Grotesk', sans-serif; font-size: 2rem; font-weight: 600; line-height: 1.2; letter-spacing: -0.01em; }
.md-headline-medium { font-family: 'Space Grotesk', sans-serif; font-size: 1.75rem; font-weight: 600; line-height: 1.2; }
.md-headline-small  { font-family: 'Space Grotesk', sans-serif; font-size: 1.5rem; font-weight: 600; line-height: 1.25; }
.md-title-large   { font-family: 'Space Grotesk', sans-serif; font-size: 1.375rem; font-weight: 600; line-height: 1.3; }
.md-title-medium  { font-family: 'Space Grotesk', sans-serif; font-size: 1rem; font-weight: 600; letter-spacing: 0.009em; line-height: 1.5; }
.md-title-small   { font-family: 'Space Grotesk', sans-serif; font-size: 0.875rem; font-weight: 600; letter-spacing: 0.006em; line-height: 1.5; }
.md-body-large    { font-size: 1rem; font-weight: 400; letter-spacing: 0.031em; line-height: 1.6; }
.md-body-medium   { font-size: 0.875rem; font-weight: 400; letter-spacing: 0.016em; line-height: 1.6; }
.md-body-small    { font-size: 0.75rem; font-weight: 400; letter-spacing: 0.025em; line-height: 1.6; }
.md-label-large   { font-size: 0.875rem; font-weight: 600; letter-spacing: 0.006em; line-height: 1.4; }
.md-label-medium  { font-size: 0.75rem; font-weight: 600; letter-spacing: 0.031em; line-height: 1.4; }
.md-label-small   { font-size: 0.6875rem; font-weight: 600; letter-spacing: 0.031em; line-height: 1.4; }

/* --- MD3 Gradient Accent (kept for hero headlines) --- */
.gradient-text {
  background: linear-gradient(135deg, var(--md-sys-color-primary) 0%, var(--md-sys-color-tertiary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.gradient-bg {
  background: linear-gradient(135deg, var(--md-sys-color-primary) 0%, var(--md-sys-color-tertiary) 100%);
}

/* --- MD3 Cards --- */
/* Filled Card */
.md3-card {
  background: var(--md-sys-color-surface-container);
  border-radius: var(--md-shape-md);
  overflow: hidden;
  transition: box-shadow 200ms var(--md-motion-standard);
}
/* Elevated Card */
.md3-card--elevated {
  background: color-mix(in srgb, var(--md-sys-color-surface) 95%, var(--md-sys-color-primary) 5%);
  border-radius: var(--md-shape-md);
  box-shadow: 0 1px 2px rgba(0,0,0,0.3), 0 2px 6px 2px rgba(0,0,0,0.15);
  overflow: hidden;
  transition: box-shadow 200ms var(--md-motion-standard);
}
.md3-card--elevated:hover {
  box-shadow: 0 2px 4px rgba(0,0,0,0.3), 0 4px 8px 3px rgba(0,0,0,0.15);
}
/* Outlined Card */
.md3-card--outlined {
  background: var(--md-sys-color-surface);
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--md-shape-md);
  overflow: hidden;
  transition: background 200ms var(--md-motion-standard);
}
.md3-card--outlined:hover {
  background: rgba(255,255,255,0.04);
}

/* High surface container card (for contrast sections) */
.md3-card--high {
  background: var(--md-sys-color-surface-container-high);
  border-radius: var(--md-shape-md);
  overflow: hidden;
}

/* --- MD3 Buttons --- */
/* Filled Button */
.md3-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 24px;
  border-radius: var(--md-shape-full);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.006em;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: box-shadow 200ms var(--md-motion-standard), transform 100ms var(--md-motion-standard);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}
.md3-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: currentColor;
  opacity: 0;
  transition: opacity 150ms var(--md-motion-standard);
  border-radius: inherit;
}
.md3-btn:hover::before { opacity: 0.08; }
.md3-btn:active::before { opacity: 0.12; }

.md3-btn--filled {
  background: var(--md-sys-color-primary);
  color: var(--md-sys-color-on-primary);
  box-shadow: 0 1px 2px rgba(0,0,0,0.3);
}
.md3-btn--filled:hover {
  box-shadow: 0 2px 6px rgba(164, 201, 255, 0.35);
}

.md3-btn--tonal {
  background: var(--md-sys-color-surface-container-high);
  color: var(--md-sys-color-on-surface);
}
.md3-btn--tonal:hover {
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

.md3-btn--outlined {
  background: transparent;
  color: var(--md-sys-color-primary);
  border: 1px solid var(--md-sys-color-outline);
}

.md3-btn--text {
  background: transparent;
  color: var(--md-sys-color-primary);
  padding: 10px 12px;
}

.md3-btn--lg {
  padding: 14px 32px;
  font-size: 1rem;
}

.md3-btn--full { width: 100%; }

/* FAB */
.md3-fab {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 24px;
  border-radius: var(--md-shape-lg);
  background: var(--md-sys-color-primary-container);
  color: var(--md-sys-color-on-primary-container);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.006em;
  cursor: pointer;
  border: none;
  text-decoration: none;
  box-shadow: 0 3px 8px rgba(0,0,0,0.4);
  transition: box-shadow 200ms var(--md-motion-standard);
  position: relative;
  overflow: hidden;
}
.md3-fab::before {
  content: '';
  position: absolute;
  inset: 0;
  background: currentColor;
  opacity: 0;
  transition: opacity 150ms;
}
.md3-fab:hover::before { opacity: 0.08; }
.md3-fab:hover { box-shadow: 0 6px 14px rgba(0,0,0,0.4); }

/* --- MD3 Chips --- */
.md3-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border-radius: var(--md-shape-full);
  background: var(--md-sys-color-surface-container-high);
  color: var(--md-sys-color-on-surface-variant);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.006em;
  border: none;
  cursor: default;
}
.md3-chip--outlined {
  background: transparent;
  border: 1px solid var(--md-sys-color-outline-variant);
  color: var(--md-sys-color-on-surface-variant);
}
.md3-chip--primary {
  background: rgba(164, 201, 255, 0.12);
  color: var(--md-sys-color-primary);
}
.md3-chip--tertiary {
  background: rgba(220, 184, 255, 0.12);
  color: var(--md-sys-color-tertiary);
}
.md3-chip--success {
  background: rgba(69, 255, 128, 0.1);
  color: #45ff80;
}

/* Pulse dot */
.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #4ade80;
  animation: pulse-dot 2s ease-in-out infinite;
  flex-shrink: 0;
}
@keyframes pulse-dot { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.5;transform:scale(.85)} }

/* --- MD3 Section Label (replaces eyebrow) --- */
.md3-section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}
.md3-section-label span {
  color: var(--md-sys-color-primary);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
}
.md3-section-label::before {
  content: '';
  display: block;
  width: 20px;
  height: 2px;
  background: var(--md-sys-color-primary);
  border-radius: 2px;
}

/* --- MD3 Divider --- */
.md3-divider {
  height: 1px;
  background: var(--md-sys-color-outline-variant);
  border: none;
  margin: 0;
}

/* --- MD3 Form Inputs (Outlined style) --- */
.md3-input-wrapper { position: relative; }
.md3-input-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.031em;
  color: var(--md-sys-color-on-surface-variant);
  margin-bottom: 6px;
  font-family: 'Space Grotesk', sans-serif;
}
.md3-input-label .required { color: var(--md-sys-color-primary); margin-left: 2px; }

.md3-input {
  width: 100%;
  background: var(--md-sys-color-surface-container);
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--md-shape-xs);
  color: var(--md-sys-color-on-surface);
  padding: 14px 16px;
  font-size: 0.9375rem;
  font-family: 'Space Grotesk', sans-serif;
  transition: border-color 150ms var(--md-motion-standard);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}
.md3-input:focus {
  border-color: var(--md-sys-color-primary);
  border-width: 2px;
  padding: 13px 15px;
}
.md3-input::placeholder { color: var(--md-sys-color-outline); }
.md3-input:focus::placeholder { color: transparent; }
select.md3-input option { background: #1f1f23; }

/* Legacy compat (for existing form elements) */
.tm-input {
  width: 100%;
  background: var(--md-sys-color-surface-container);
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--md-shape-xs);
  color: var(--md-sys-color-on-surface);
  padding: 14px 16px;
  font-size: 0.9375rem;
  font-family: 'Space Grotesk', sans-serif;
  transition: border-color 150ms var(--md-motion-standard);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}
.tm-input:focus {
  border-color: var(--md-sys-color-primary);
  border-width: 2px;
}
.tm-input::placeholder { color: var(--md-sys-color-outline); }
select.tm-input option { background: #1f1f23; }

/* Legacy buttons */
.tm-btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--md-shape-full);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--md-sys-color-on-primary);
  background: var(--md-sys-color-primary);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: box-shadow 200ms, transform 100ms;
  position: relative;
  overflow: hidden;
}
.tm-btn-primary::before { content:''; position:absolute; inset:0; background:currentColor; opacity:0; transition:opacity 150ms; }
.tm-btn-primary:hover::before { opacity:0.08; }
.tm-btn-primary:hover { box-shadow: 0 2px 8px rgba(164,201,255,0.3); }
.tm-btn-primary:active { transform:scale(0.98); }

.tm-btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--md-shape-full);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--md-sys-color-primary);
  background: transparent;
  border: 1px solid var(--md-sys-color-outline);
  cursor: pointer;
  text-decoration: none;
  transition: background 150ms;
}
.tm-btn-outline:hover { background: rgba(164,201,255,0.08); }

/* --- Ticker --- */
@keyframes ticker { 0%{transform:translateX(0)} 100%{transform:translateX(-50%)} }

/* --- MD3 Navigation (Top App Bar) --- */
/* The nav injected from shared.js */
#md3-top-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  transition: background 200ms var(--md-motion-standard), box-shadow 200ms var(--md-motion-standard);
}
#md3-top-bar.scrolled {
  box-shadow: 0 2px 8px rgba(0,0,0,0.4);
}

/* --- MD3 Status Ticker --- */
.md3-ticker-bar {
  width: 100%;
  overflow: hidden;
  background: var(--md-sys-color-surface-container-lowest);
  border-bottom: 1px solid var(--md-sys-color-outline-variant);
  padding: 6px 0;
  white-space: nowrap;
}
.md3-ticker-track {
  display: inline-flex;
  gap: 40px;
  align-items: center;
  animation: ticker 50s linear infinite;
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--md-sys-color-primary);
  font-family: 'Space Grotesk', sans-serif;
}
.md3-ticker-dot {
  color: var(--md-sys-color-outline-variant);
}

/* --- MD3 Live Status Widget --- */
.md3-live-widget {
  position: fixed;
  top: 128px;
  right: 16px;
  z-index: 50;
  background: var(--md-sys-color-surface-container);
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--md-shape-lg);
  padding: 16px;
  width: 200px;
  display: none;
}
@media (min-width: 1280px) {
  .md3-live-widget { display: flex; flex-direction: column; gap: 10px; }
}

/* --- MD3 Mobile Nav --- */
#md3-mobile-menu {
  display: none;
  flex-direction: column;
}
#md3-mobile-menu.open {
  display: flex !important;
}

/* --- Scrollbar --- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--md-sys-color-background); }
::-webkit-scrollbar-thumb { background: var(--md-sys-color-outline-variant); border-radius: 3px; }

/* --- MD3 Page Header (inner pages) --- */
.md3-page-hero {
  padding: 80px 24px 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

/* --- MD3 Toast --- */
.tm-toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(80px);
  z-index: 999;
  padding: 12px 24px;
  border-radius: var(--md-shape-full);
  font-size: 0.875rem;
  font-weight: 600;
  font-family: 'Space Grotesk', sans-serif;
  opacity: 0;
  transition: all 300ms var(--md-motion-enter);
  pointer-events: none;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(0,0,0,0.4);
}
.tm-toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}
.tm-toast.success { background: #065f46; color: #d1fae5; border: 1px solid #059669; }
.tm-toast.error { background: #450a0a; color: #fee2e2; border: 1px solid #dc2626; }

/* --- Utility --- */
.text-primary { color: var(--md-sys-color-primary); }
.text-tertiary { color: var(--md-sys-color-tertiary); }
.text-on-surface { color: var(--md-sys-color-on-surface); }
.text-on-surface-variant { color: var(--md-sys-color-on-surface-variant); }

/* surface-container backgrounds */
.bg-surface { background: var(--md-sys-color-surface); }
.bg-surface-container-low { background: var(--md-sys-color-surface-container-low); }
.bg-surface-container { background: var(--md-sys-color-surface-container); }
.bg-surface-container-high { background: var(--md-sys-color-surface-container-high); }

/* --- Stats Row style --- */
.md3-stat-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--md-sys-color-outline-variant);
  border-radius: var(--md-shape-md);
  overflow: hidden;
}
@media (min-width: 768px) {
  .md3-stat-row { grid-template-columns: repeat(4, 1fr); }
}
.md3-stat-cell {
  background: var(--md-sys-color-surface-container);
  padding: 24px 20px;
  text-align: center;
}

/* --- Comparison Table --- */
.md3-compare-table { border-radius: var(--md-shape-md); overflow: hidden; border: 1px solid var(--md-sys-color-outline-variant); }
.md3-compare-row { display: grid; grid-template-columns: 1fr 1fr 1fr; }
.md3-compare-row:not(:last-child) { border-bottom: 1px solid var(--md-sys-color-outline-variant); }
.md3-compare-cell { padding: 16px 20px; }
.md3-compare-cell:not(:last-child) { border-right: 1px solid var(--md-sys-color-outline-variant); }
.md3-compare-header { background: var(--md-sys-color-surface-container-high); }
.md3-compare-alt { background: rgba(255,255,255,0.015); }

/* --- Progress / Bot Status items --- */
.md3-list-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 0;
}
.md3-list-item + .md3-list-item {
  border-top: 1px solid var(--md-sys-color-outline-variant);
}

/* --- Tonal surface sections --- */
.section-surface { background: var(--md-sys-color-surface); }
.section-container-low { background: var(--md-sys-color-surface-container-low); }
.section-container { background: var(--md-sys-color-surface-container); }

/* --- FAQ Accordion --- */
.md3-faq-item { border-radius: var(--md-shape-md); overflow: hidden; border: 1px solid var(--md-sys-color-outline-variant); }
.md3-faq-body { max-height: 0; overflow: hidden; transition: max-height 350ms var(--md-motion-standard); }
.md3-faq-item.open .md3-faq-body { max-height: 400px; }
.md3-faq-item.open .md3-faq-icon { transform: rotate(180deg); }
.md3-faq-icon { transition: transform 250ms var(--md-motion-standard); }

/* --- Billing Toggle --- */
.price-yr { display: none; }
.billing-annual .price-yr { display: inline; }
.billing-annual .price-mo { display: none; }
.billing-annual .save-badge { display: block; }
.save-badge { display: none; }

/* --- Selection color --- */
::selection { background: rgba(164,201,255,0.25); color: #e5e1e7; }