/* ============================================================
   CabMfg — Marketing Site
   Dark-first, orange-accent design language matched to the app
   ============================================================ */

:root {
  /* Type scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1.2rem + 4vw, 5rem);
  --text-hero: clamp(2.75rem, 1rem + 6vw, 6.5rem);

  /* Spacing — 4px scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.25rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 400ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Content widths */
  --content-narrow: 720px;
  --content-default: 1080px;
  --content-wide: 1280px;

  /* Fonts — Inter + JetBrains Mono via Google Fonts */
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-display: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
}

/* ============================================================
   COLOR — Dark mode default, light mode override
   ============================================================ */

:root,
[data-theme='dark'] {
  /* Surfaces — Match CabMfg app dark gray */
  --color-bg: #0e0d0c;
  --color-surface: #161514;
  --color-surface-2: #1d1c1a;
  --color-surface-3: #252321;
  --color-surface-elevated: #2a2826;
  --color-divider: #2a2826;
  --color-border: #3a3835;
  --color-border-strong: #4a4845;

  /* Text */
  --color-text: #f5f3ef;
  --color-text-muted: #a09e98;
  --color-text-faint: #6a6864;
  --color-text-inverse: #0e0d0c;

  /* Primary — CabMfg Orange (matches app sign-in button) */
  --color-primary: #f97316;
  --color-primary-hover: #ea580c;
  --color-primary-active: #c2410c;
  --color-primary-soft: rgba(249, 115, 22, 0.12);
  --color-primary-glow: rgba(249, 115, 22, 0.4);

  /* Accents */
  --color-success: #22c55e;
  --color-success-soft: rgba(34, 197, 94, 0.12);
  --color-warning: #eab308;
  --color-warning-soft: rgba(234, 179, 8, 0.14);
  --color-error: #ef4444;
  --color-error-soft: rgba(239, 68, 68, 0.12);
  --color-blue: #38bdf8;
  --color-purple: #a855f7;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35), 0 2px 6px rgba(0, 0, 0, 0.25);
  --shadow-lg: 0 24px 64px rgba(0, 0, 0, 0.5), 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-glow: 0 0 0 1px rgba(249, 115, 22, 0.2), 0 12px 40px rgba(249, 115, 22, 0.18);
}

[data-theme='light'] {
  --color-bg: #fafaf9;
  --color-surface: #ffffff;
  --color-surface-2: #f5f5f4;
  --color-surface-3: #ebeae8;
  --color-surface-elevated: #ffffff;
  --color-divider: #e7e5e4;
  --color-border: #d6d3d1;
  --color-border-strong: #a8a29e;

  --color-text: #1c1917;
  --color-text-muted: #57534e;
  --color-text-faint: #a8a29e;
  --color-text-inverse: #fafaf9;

  --color-primary: #ea580c;
  --color-primary-hover: #c2410c;
  --color-primary-active: #9a3412;
  --color-primary-soft: rgba(234, 88, 12, 0.08);
  --color-primary-glow: rgba(234, 88, 12, 0.3);

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08), 0 2px 6px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 24px 64px rgba(0, 0, 0, 0.12), 0 8px 24px rgba(0, 0, 0, 0.08);
  --shadow-glow: 0 0 0 1px rgba(234, 88, 12, 0.15), 0 12px 40px rgba(234, 88, 12, 0.15);
}

/* ============================================================
   BASE
   ============================================================ */

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

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  min-height: 100dvh;
  line-height: 1.6;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

ul[role='list'],
ol[role='list'] {
  list-style: none;
}

input,
button,
textarea,
select {
  font: inherit;
  color: inherit;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

p {
  text-wrap: pretty;
}

a {
  color: inherit;
  text-decoration: none;
  transition:
    color var(--transition-interactive),
    background var(--transition-interactive),
    border-color var(--transition-interactive);
}

button {
  cursor: pointer;
  background: none;
  border: none;
  font-family: inherit;
  transition:
    color var(--transition-interactive),
    background var(--transition-interactive),
    border-color var(--transition-interactive),
    box-shadow var(--transition-interactive),
    transform var(--transition-interactive);
}

::selection {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

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

.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;
}

/* ============================================================
   LAYOUT — Container, sections, grid
   ============================================================ */

.container {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-4), 4vw, var(--space-8));
}

.container--narrow {
  max-width: var(--content-narrow);
}

.container--default {
  max-width: var(--content-default);
}

section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-32));
  position: relative;
}

.section-tight {
  padding-block: clamp(var(--space-12), 6vw, var(--space-20));
}

.section-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border) 20%, var(--color-border) 80%, transparent);
  border: none;
  margin-block: 0;
}

/* ============================================================
   HEADER / NAV
   ============================================================ */

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in oklab, var(--color-bg) 80%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-interactive), background var(--transition-interactive);
}

.header--scrolled {
  border-bottom-color: var(--color-border);
  background: color-mix(in oklab, var(--color-bg) 92%, transparent);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-4), 4vw, var(--space-8));
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: -0.01em;
  color: var(--color-text);
}

.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: var(--color-primary);
  color: white;
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 0.875rem;
  letter-spacing: -0.02em;
  box-shadow: 0 4px 12px var(--color-primary-glow);
}

.nav-links {
  display: none;
  align-items: center;
  gap: var(--space-8);
  list-style: none;
}

@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }
}

.nav-links a {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-weight: 500;
}

.nav-links a:hover {
  color: var(--color-text);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.theme-toggle {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: grid;
  place-items: center;
  color: var(--color-text-muted);
  border: 1px solid transparent;
}

.theme-toggle:hover {
  color: var(--color-text);
  border-color: var(--color-border);
  background: var(--color-surface);
}

/* ============================================================
   BUTTONS
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.75rem 1.25rem;
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  white-space: nowrap;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.btn--primary {
  background: var(--color-primary);
  color: white;
  box-shadow: 0 4px 16px var(--color-primary-glow);
}

.btn--primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px var(--color-primary-glow);
}

.btn--primary:active {
  transform: translateY(0);
  background: var(--color-primary-active);
}

.btn--secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn--secondary:hover {
  background: var(--color-surface-2);
  border-color: var(--color-border-strong);
}

.btn--ghost {
  color: var(--color-text-muted);
}

.btn--ghost:hover {
  color: var(--color-text);
  background: var(--color-surface);
}

.btn--lg {
  padding: 0.95rem 1.75rem;
  font-size: var(--text-base);
}

.btn--block {
  width: 100%;
}

/* ============================================================
   HERO
   ============================================================ */

.hero {
  padding-block: clamp(var(--space-16), 10vw, var(--space-32)) clamp(var(--space-12), 8vw, var(--space-24));
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 20%, var(--color-primary-soft), transparent 50%),
    radial-gradient(circle at 80% 0%, var(--color-primary-soft), transparent 40%);
  pointer-events: none;
  z-index: 0;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--color-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-border) 1px, transparent 1px);
  background-size: 64px 64px;
  background-position: -1px -1px;
  mask-image: radial-gradient(ellipse 60% 50% at 50% 0%, black, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 60% 50% at 50% 0%, black, transparent 80%);
  opacity: 0.5;
  pointer-events: none;
  z-index: 0;
}

.hero-inner {
  position: relative;
  z-index: 1;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.4rem 0.85rem;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: var(--color-primary-soft);
  border: 1px solid color-mix(in oklab, var(--color-primary) 30%, transparent);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
}

.eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
  box-shadow: 0 0 8px var(--color-primary);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.85); }
}

.hero h1 {
  font-size: var(--text-hero);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.0;
  margin-bottom: var(--space-6);
  max-width: 16ch;
}

.hero h1 .accent {
  color: var(--color-primary);
}

.hero-sub {
  font-size: clamp(1.125rem, 1rem + 0.6vw, 1.4rem);
  color: var(--color-text-muted);
  max-width: 56ch;
  margin-bottom: var(--space-10);
  line-height: 1.5;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
  margin-bottom: var(--space-12);
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6) var(--space-8);
  align-items: center;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.hero-meta-item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.check-icon {
  color: var(--color-success);
  flex-shrink: 0;
}

/* Hero screenshot */
.hero-screenshot {
  margin-top: var(--space-16);
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  box-shadow: var(--shadow-lg);
  aspect-ratio: 16 / 10;
}

.hero-screenshot::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-2xl);
  background: linear-gradient(135deg, var(--color-primary-glow), transparent 50%);
  opacity: 0.4;
  z-index: -1;
  pointer-events: none;
}

.hero-screenshot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
}

.hero-screenshot-placeholder {
  width: 100%;
  height: 100%;
  display: grid;
  place-items: center;
  background:
    linear-gradient(135deg, var(--color-surface-2), var(--color-surface));
  position: relative;
}

/* ============================================================
   SOCIAL PROOF / LOGO ROW
   ============================================================ */

.proof-row {
  padding-block: var(--space-12);
  border-block: 1px solid var(--color-border);
  background: var(--color-surface);
}

.proof-label {
  text-align: center;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-faint);
  margin-bottom: var(--space-6);
}

.competitor-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-4);
}

.competitor-card {
  padding: var(--space-4);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  text-align: center;
}

.competitor-name {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.competitor-price {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.competitor-price strong {
  color: var(--color-primary);
  font-weight: 700;
}

/* ============================================================
   SECTION HEADER
   ============================================================ */

.section-header {
  text-align: center;
  max-width: 56ch;
  margin: 0 auto var(--space-16);
}

.section-header .eyebrow {
  margin-bottom: var(--space-4);
}

.section-header h2 {
  font-size: var(--text-2xl);
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: var(--space-4);
}

.section-header p {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* ============================================================
   PROBLEM / SOLUTION SECTION
   ============================================================ */

.problem-stack {
  display: grid;
  gap: var(--space-4);
  max-width: 56rem;
  margin: 0 auto;
}

.problem-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  padding: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  align-items: start;
}

@media (min-width: 768px) {
  .problem-row {
    grid-template-columns: 1.1fr auto 1fr;
    gap: var(--space-8);
    padding: var(--space-8);
    align-items: center;
  }
}

.problem-pain {
  display: flex;
  align-items: start;
  gap: var(--space-3);
  color: var(--color-text-muted);
  font-size: var(--text-base);
  text-decoration: line-through;
  text-decoration-color: var(--color-error);
  text-decoration-thickness: 2px;
}

.problem-pain svg {
  color: var(--color-error);
  flex-shrink: 0;
  margin-top: 2px;
}

.problem-arrow {
  color: var(--color-primary);
  display: none;
}

@media (min-width: 768px) {
  .problem-arrow {
    display: block;
  }
}

.problem-fix {
  display: flex;
  align-items: start;
  gap: var(--space-3);
  color: var(--color-text);
  font-weight: 500;
  font-size: var(--text-base);
}

.problem-fix svg {
  color: var(--color-success);
  flex-shrink: 0;
  margin-top: 2px;
}

/* ============================================================
   FEATURES — Big visual feature blocks
   ============================================================ */

.features {
  background: var(--color-surface);
  border-block: 1px solid var(--color-border);
}

.feature-block {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
}

.feature-block + .feature-block {
  border-top: 1px solid var(--color-border);
}

@media (min-width: 900px) {
  .feature-block {
    grid-template-columns: 0.9fr 1.1fr;
    gap: var(--space-16);
  }

  .feature-block--reverse .feature-content {
    order: 2;
  }

  .feature-block--reverse .feature-visual {
    order: 1;
  }
}

.feature-content .eyebrow {
  margin-bottom: var(--space-4);
}

.feature-content h3 {
  font-size: var(--text-2xl);
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: var(--space-4);
  line-height: 1.05;
}

.feature-content p {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  line-height: 1.55;
  margin-bottom: var(--space-6);
}

.feature-list {
  list-style: none;
  display: grid;
  gap: var(--space-3);
  margin-bottom: var(--space-2);
}

.feature-list li {
  display: flex;
  align-items: start;
  gap: var(--space-3);
  font-size: var(--text-base);
  color: var(--color-text);
}

.feature-list svg {
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 4px;
}

.feature-visual {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  aspect-ratio: 4 / 3;
}

.feature-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}

.feature-visual-placeholder {
  width: 100%;
  height: 100%;
  display: grid;
  place-items: center;
  color: var(--color-text-faint);
  font-size: var(--text-sm);
  background:
    radial-gradient(circle at 30% 20%, var(--color-primary-soft), transparent 60%),
    var(--color-surface-2);
}

/* ============================================================
   COMPARISON TABLE
   ============================================================ */

.compare-wrap {
  max-width: var(--content-default);
  margin: 0 auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--color-surface);
  box-shadow: var(--shadow-md);
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.compare-table thead {
  background: var(--color-surface-2);
  border-bottom: 1px solid var(--color-border);
}

.compare-table th {
  text-align: left;
  padding: var(--space-4) var(--space-5);
  font-weight: 600;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
}

.compare-table th.us {
  color: var(--color-primary);
  background: var(--color-primary-soft);
}

.compare-table td {
  padding: var(--space-4) var(--space-5);
  border-top: 1px solid var(--color-border);
  vertical-align: middle;
}

.compare-table tbody tr:first-child td {
  border-top: none;
}

.compare-table td.feature {
  font-weight: 600;
  color: var(--color-text);
}

.compare-table td.us {
  background: var(--color-primary-soft);
  color: var(--color-text);
}

.compare-cell-yes {
  color: var(--color-success);
  font-weight: 600;
}

.compare-cell-no {
  color: var(--color-text-faint);
}

.compare-cell-partial {
  color: var(--color-warning);
  font-size: var(--text-xs);
}

@media (max-width: 720px) {
  .compare-table {
    font-size: var(--text-xs);
  }
  .compare-table th,
  .compare-table td {
    padding: var(--space-3) var(--space-3);
  }
}

/* ============================================================
   PRICING
   ============================================================ */

.pricing {
  background: var(--color-bg);
}

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
  max-width: var(--content-default);
  margin: 0 auto;
}

@media (min-width: 768px) {
  .pricing-grid {
    grid-template-columns: repeat(3, 1fr);
    align-items: stretch;
  }
}

.price-card {
  padding: var(--space-8);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform var(--transition-interactive), border-color var(--transition-interactive);
}

.price-card:hover {
  border-color: var(--color-border-strong);
}

.price-card--featured {
  border-color: var(--color-primary);
  background: linear-gradient(180deg, var(--color-surface), var(--color-surface));
  box-shadow: var(--shadow-glow);
  position: relative;
}

.price-card--featured::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, var(--color-primary), transparent 50%);
  z-index: -1;
  opacity: 0.5;
}

.price-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: white;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.3rem 0.85rem;
  border-radius: var(--radius-full);
  white-space: nowrap;
  box-shadow: 0 4px 12px var(--color-primary-glow);
}

.price-tier {
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.price-card--featured .price-tier {
  color: var(--color-primary);
}

.price-cost {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

.price-amount {
  font-size: 3.5rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--color-text);
}

.price-period {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.price-tagline {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  margin-bottom: var(--space-6);
  min-height: 2.6em;
}

.price-features {
  list-style: none;
  display: grid;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
  flex: 1;
}

.price-features li {
  display: flex;
  align-items: start;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text);
  line-height: 1.5;
}

.price-features svg {
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 4px;
}

.price-features li.muted {
  color: var(--color-text-faint);
}

.price-features li.muted svg {
  color: var(--color-text-faint);
}

.price-note {
  text-align: center;
  margin-top: var(--space-8);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.price-note strong {
  color: var(--color-text);
}

/* ============================================================
   ROI CALCULATOR
   ============================================================ */

.roi {
  background: var(--color-surface);
  border-block: 1px solid var(--color-border);
}

.roi-card {
  max-width: var(--content-default);
  margin: 0 auto;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-6), 4vw, var(--space-12));
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}

@media (min-width: 900px) {
  .roi-card {
    grid-template-columns: 1.1fr 1fr;
    gap: var(--space-16);
    align-items: center;
  }
}

.roi-inputs {
  display: grid;
  gap: var(--space-5);
}

.roi-field {
  display: grid;
  gap: var(--space-2);
}

.roi-field label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}

.roi-field-help {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.roi-input-row {
  display: flex;
  gap: var(--space-3);
  align-items: center;
}

.roi-input-row input[type='range'] {
  flex: 1;
  accent-color: var(--color-primary);
}

.roi-value {
  font-family: var(--font-mono);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-primary);
  min-width: 70px;
  text-align: right;
}

.roi-result {
  text-align: center;
  padding: var(--space-8);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.roi-label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
  font-weight: 600;
}

.roi-savings {
  font-size: clamp(2.5rem, 1.5rem + 4vw, 4.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-2);
}

.roi-period {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

.roi-breakdown {
  display: grid;
  gap: var(--space-2);
  text-align: left;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-border);
}

.roi-breakdown div {
  display: flex;
  justify-content: space-between;
}

.roi-breakdown strong {
  color: var(--color-text);
  font-weight: 600;
}

/* ============================================================
   FAQ
   ============================================================ */

.faq-grid {
  max-width: var(--content-narrow);
  margin: 0 auto;
  display: grid;
  gap: var(--space-3);
}

.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.faq-item summary {
  padding: var(--space-5) var(--space-6);
  cursor: pointer;
  font-weight: 600;
  font-size: var(--text-base);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  list-style: none;
  user-select: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-icon {
  flex-shrink: 0;
  color: var(--color-text-muted);
  transition: transform var(--transition-interactive), color var(--transition-interactive);
}

.faq-item[open] .faq-icon {
  transform: rotate(45deg);
  color: var(--color-primary);
}

.faq-body {
  padding: 0 var(--space-6) var(--space-5);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ============================================================
   FINAL CTA
   ============================================================ */

.cta-final {
  text-align: center;
  padding-block: clamp(var(--space-20), 10vw, var(--space-32));
  position: relative;
  overflow: hidden;
}

.cta-final::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, var(--color-primary-soft), transparent 60%);
  pointer-events: none;
}

.cta-final-inner {
  position: relative;
  max-width: var(--content-narrow);
  margin: 0 auto;
}

.cta-final h2 {
  font-size: var(--text-2xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-5);
}

.cta-final p {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
}

.cta-final-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
}

/* ============================================================
   FOOTER
   ============================================================ */

.footer {
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-12) var(--space-8);
  background: var(--color-surface);
}

.footer-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding-inline: clamp(var(--space-4), 4vw, var(--space-8));
  display: grid;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .footer-inner {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

.footer-brand {
  max-width: 28rem;
}

.footer-brand p {
  margin-top: var(--space-3);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.5;
}

.footer-col h4 {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  font-weight: 600;
  font-family: var(--font-body);
  letter-spacing: 0.08em;
}

.footer-col ul {
  list-style: none;
  display: grid;
  gap: var(--space-3);
}

.footer-col a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.footer-col a:hover {
  color: var(--color-text);
}

.footer-bottom {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding-inline: clamp(var(--space-4), 4vw, var(--space-8));
  margin-top: var(--space-12);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: space-between;
  align-items: center;
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* ============================================================
   PRICING / SIGNUP PAGE
   ============================================================ */

.signup-wrap {
  max-width: 32rem;
  margin: 0 auto;
  padding-block: var(--space-16);
}

.signup-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-6), 4vw, var(--space-10));
  box-shadow: var(--shadow-md);
}

.signup-card h1 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-2);
}

.signup-card p.lede {
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
}

.signup-tier-select {
  display: grid;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.signup-tier-option {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-5);
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  align-items: start;
  transition: all var(--transition-interactive);
}

.signup-tier-option:hover {
  border-color: var(--color-border-strong);
}

.signup-tier-option input[type='radio'] {
  appearance: none;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  border: 2px solid var(--color-border-strong);
  border-radius: 50%;
  flex-shrink: 0;
  cursor: pointer;
  position: relative;
  transition: all var(--transition-interactive);
}

.signup-tier-option input[type='radio']:checked {
  border-color: var(--color-primary);
}

.signup-tier-option input[type='radio']:checked::after {
  content: '';
  position: absolute;
  inset: 3px;
  background: var(--color-primary);
  border-radius: 50%;
}

.signup-tier-option:has(input:checked) {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
}

.signup-tier-info {
  flex: 1;
  display: grid;
  gap: var(--space-1);
}

.signup-tier-name {
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--color-text);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.signup-tier-price {
  color: var(--color-primary);
  font-weight: 700;
}

.signup-tier-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.signup-form {
  display: grid;
  gap: var(--space-4);
}

.signup-form-row {
  display: grid;
  gap: var(--space-4);
}

@media (min-width: 480px) {
  .signup-form-row {
    grid-template-columns: 1fr 1fr;
  }
}

.field {
  display: grid;
  gap: var(--space-2);
}

.field label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
  color: var(--color-text-muted);
}

.field input,
.field select {
  padding: 0.75rem 0.85rem;
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  color: var(--color-text);
  transition: all var(--transition-interactive);
}

.field input:focus,
.field select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-soft);
}

.signup-divider {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-block: var(--space-2);
  color: var(--color-text-faint);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.signup-divider::before,
.signup-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

.signup-summary {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  margin-bottom: var(--space-4);
  font-size: var(--text-sm);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
}

.signup-summary .label {
  color: var(--color-text-muted);
}

.signup-summary .total {
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--color-text);
}

.signup-trial {
  color: var(--color-success);
  font-weight: 600;
  font-size: var(--text-sm);
}

.signup-meta {
  margin-top: var(--space-4);
  text-align: center;
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  line-height: 1.5;
}

.signup-meta a {
  color: var(--color-text-muted);
  text-decoration: underline;
  text-decoration-color: var(--color-border);
  text-underline-offset: 2px;
}

.signup-meta a:hover {
  color: var(--color-primary);
  text-decoration-color: var(--color-primary);
}

.alert {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  border: 1px solid transparent;
  display: flex;
  align-items: start;
  gap: var(--space-2);
}

.alert--success {
  background: var(--color-success-soft);
  border-color: color-mix(in oklab, var(--color-success) 40%, transparent);
  color: var(--color-success);
}

.alert--error {
  background: var(--color-error-soft);
  border-color: color-mix(in oklab, var(--color-error) 40%, transparent);
  color: var(--color-error);
}

.alert--info {
  background: var(--color-primary-soft);
  border-color: color-mix(in oklab, var(--color-primary) 40%, transparent);
  color: var(--color-primary);
}

/* Stripe element wrapper */
#payment-element {
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
}

.stripe-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-3);
}

/* Marquee scroll for trust strip */
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* Reveal animations */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   SIGNUP — additional utilities
   ============================================================ */

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

.back-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-weight: 500;
  text-decoration: none;
  margin-bottom: var(--space-6);
  transition: color var(--transition-interactive);
}

.back-link:hover {
  color: var(--color-primary);
}

.btn--full {
  width: 100%;
  justify-content: center;
}

.checkbox-row {
  display: flex;
  align-items: start;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  cursor: pointer;
  line-height: 1.5;
  margin-block: var(--space-2);
}

.checkbox-row input[type='checkbox'] {
  appearance: none;
  width: 18px;
  height: 18px;
  margin-top: 2px;
  border: 1.5px solid var(--color-border-strong);
  border-radius: 4px;
  background: var(--color-bg);
  cursor: pointer;
  flex-shrink: 0;
  position: relative;
  transition: all var(--transition-interactive);
}

.checkbox-row input[type='checkbox']:checked {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.checkbox-row input[type='checkbox']:checked::after {
  content: '';
  position: absolute;
  left: 4px;
  top: 0px;
  width: 6px;
  height: 11px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.checkbox-row a {
  color: var(--color-text);
  text-decoration: underline;
  text-decoration-color: var(--color-border);
  text-underline-offset: 2px;
}

.checkbox-row a:hover {
  color: var(--color-primary);
  text-decoration-color: var(--color-primary);
}

.signup-meta-link {
  color: var(--color-text);
  text-decoration: underline;
  text-decoration-color: var(--color-border);
  text-underline-offset: 2px;
}

.signup-meta-link:hover {
  color: var(--color-primary);
}

/* Tier badge */
.badge {
  display: inline-block;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  vertical-align: middle;
  margin-left: var(--space-2);
}

.badge--primary {
  background: var(--color-primary);
  color: white;
}

/* Inline code in alerts */
.alert code {
  background: rgba(0, 0, 0, 0.25);
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 0.875em;
}

/* Page-signup body background tweak */
.page-signup main {
  min-height: calc(100vh - 80px);
  background:
    radial-gradient(ellipse at 50% 0%, color-mix(in oklab, var(--color-primary) 8%, transparent) 0%, transparent 60%),
    var(--color-bg);
}

/* Success mark for signup confirmation */
.success-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 88px;
  height: 88px;
  border-radius: 50%;
  background: var(--color-primary-soft);
  color: var(--color-primary);
}

/* Form error styling */
#form-error {
  margin-top: var(--space-3);
}
#form-error[hidden] {
  display: none !important;
}
.alert[hidden] {
  display: none !important;
}

/* ============================================================
   Hero stack rotator
   ============================================================ */
.stack-rotator {
  display: inline-flex;
  align-items: baseline;
  gap: 0.35em;
  padding: 0.05em 0.55em;
  margin-inline: 0.15em;
  border-radius: var(--radius-md);
  background: color-mix(in oklab, var(--color-primary) 12%, transparent);
  border: 1px solid color-mix(in oklab, var(--color-primary) 28%, transparent);
  vertical-align: baseline;
  white-space: nowrap;
  line-height: 1.2;
}

.stack-rotator [data-stack-design],
.stack-rotator [data-stack-cut] {
  display: inline-block;
  color: var(--color-primary);
  font-weight: 700;
  letter-spacing: -0.01em;
  transition: opacity 220ms ease, transform 220ms ease;
}

.stack-rotator .is-swapping {
  opacity: 0;
  transform: translateY(-2px);
}

.stack-rotator .stack-plus {
  color: color-mix(in oklab, var(--color-primary) 70%, var(--color-text-muted));
  font-weight: 600;
  opacity: 0.85;
}

@media (max-width: 540px) {
  .stack-rotator {
    padding: 0.05em 0.4em;
    margin-block: 0.15em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .stack-rotator [data-stack-design],
  .stack-rotator [data-stack-cut] {
    transition: none;
  }
}

/* Mobile header tightening */
@media (max-width: 540px) {
  .header .nav { padding-inline: var(--space-4); }
  .header .nav-actions .btn { padding-inline: var(--space-3); font-size: var(--text-xs); }
  .header .brand span:not(.brand-mark) { font-size: var(--text-base); }
}

/* ============================================================
   Real App Screenshots Section
   ============================================================ */
.screenshots-section {
  padding-block: var(--space-24);
  background: var(--color-surface);
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
}

/* Hero/money-shot screenshot */
.screenshot-hero {
  margin-block-end: var(--space-12);
}

.screenshot-hero .screenshot-browser {
  max-width: 1000px;
  margin-inline: auto;
}

/* Browser chrome wrapper */
.screenshot-browser {
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border-strong);
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(249, 115, 22, 0.08);
  background: var(--color-surface-3);
}

.screenshot-browser-bar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface-elevated);
  border-bottom: 1px solid var(--color-border);
  min-height: 36px;
}

.screenshot-browser-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-border-strong);
  flex-shrink: 0;
}

.screenshot-browser-dot:nth-child(1) { background: #ff5f57; }
.screenshot-browser-dot:nth-child(2) { background: #febc2e; }
.screenshot-browser-dot:nth-child(3) { background: #28c840; }

.screenshot-browser-url {
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  color: var(--color-text-faint);
  margin-left: var(--space-2);
  letter-spacing: 0;
  line-height: 1;
}

.screenshot-img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 0;
}

.screenshot-caption {
  margin-block-start: var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
}

/* 4-up grid */
.screenshot-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
}

.screenshot-item {
  display: flex;
  flex-direction: column;
}

.screenshot-item .screenshot-caption {
  text-align: left;
  margin-inline: 0;
  max-width: none;
}

/* Smaller browser bar for grid items */
.screenshot-browser--sm .screenshot-browser-bar {
  min-height: 30px;
  padding-block: var(--space-2);
}

.screenshot-browser--sm .screenshot-browser-dot {
  width: 8px;
  height: 8px;
}

/* Light mode adjustments */
[data-theme='light'] .screenshot-browser {
  border-color: var(--color-border);
  box-shadow: 0 8px 32px rgba(0,0,0,0.12), 0 2px 8px rgba(0,0,0,0.08);
}

[data-theme='light'] .screenshot-browser-bar {
  background: var(--color-surface-2);
}

/* Mobile */
@media (max-width: 768px) {
  .screenshot-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .screenshot-item .screenshot-caption {
    text-align: left;
  }
}

@media (max-width: 540px) {
  .screenshots-section {
    padding-block: var(--space-16);
  }

  .screenshot-browser-url {
    display: none;
  }
}