/* style.css — Kinetix Physio design tokens + components */

/* ============ FONTS ============ */
/* Clash Display (Fontshare) — headings, sporty geometric authority */
/* General Sans (Fontshare) — body, clean and legible */

/* ============ DESIGN TOKENS ============ */
:root,
[data-theme='light'] {
  /* Surfaces */
  --color-bg: #ffffff;
  --color-surface: #f6f7f9;
  --color-surface-2: #eef0f3;
  --color-surface-offset: #e7e9ed;
  --color-surface-dynamic: #dee1e6;
  --color-divider: #e4e6ea;
  --color-border: #d8dbe0;

  /* Text */
  --color-text: #0a0a0b;
  --color-text-muted: #53565c;
  --color-text-faint: #93969d;
  --color-text-inverse: #ffffff;

  /* Primary Accent — Electric Blue */
  --color-primary: #1f51ff;
  --color-primary-hover: #173fcb;
  --color-primary-active: #122f9c;
  --color-primary-highlight: #e3e9ff;

  /* Fixed ink — always-black / always-white surfaces (spotlight sections) */
  --color-ink: #0a0a0b;
  --color-ink-surface: #131316;
  --color-ink-surface-2: #1b1b1f;
  --color-ink-border: oklch(1 0 0 / 0.12);
  --color-ink-text: #f5f5f7;
  --color-ink-text-muted: #a3a5ac;

  /* Success / warning kept minimal + on-brand */
  --color-success: #1f8a4c;
  --color-error: #d13b3b;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.875rem;
  --radius-xl: 1.25rem;
  --radius-full: 9999px;

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

  /* Shadows — cool neutral tone */
  --shadow-sm: 0 1px 2px oklch(0.15 0.02 260 / 0.07);
  --shadow-md: 0 4px 16px oklch(0.15 0.02 260 / 0.10);
  --shadow-lg: 0 16px 40px oklch(0.15 0.02 260 / 0.16);

  /* Content widths */
  --content-narrow: 640px;
  --content-default: 1040px;
  --content-wide: 1240px;
  --content-full: 100%;

  /* Fonts */
  --font-display: 'Clash Display', 'Helvetica Neue', sans-serif;
  --font-body: 'General Sans', 'Helvetica Neue', sans-serif;
}

[data-theme='dark'] {
  --color-bg: #0a0a0b;
  --color-surface: #131316;
  --color-surface-2: #1a1a1e;
  --color-surface-offset: #202024;
  --color-surface-dynamic: #26262b;
  --color-divider: #232327;
  --color-border: #2c2c31;

  --color-text: #f5f5f7;
  --color-text-muted: #a3a5ac;
  --color-text-faint: #6b6d75;
  --color-text-inverse: #0a0a0b;

  --color-primary: #5c82ff;
  --color-primary-hover: #7b9aff;
  --color-primary-active: #97afff;
  --color-primary-highlight: #1b2340;

  --color-ink-border: oklch(1 0 0 / 0.14);

  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
  --shadow-md: 0 4px 16px oklch(0 0 0 / 0.35);
  --shadow-lg: 0 16px 40px oklch(0 0 0 / 0.45);
}

/* ============ TYPE SCALE ============ */
:root {
  --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, 1rem + 4vw, 5rem);
  --text-hero: clamp(2.75rem, 0.8rem + 6vw, 6.5rem);

  --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;
}

/* ============ LAYOUT PRIMITIVES ============ */
.container {
  max-width: var(--content-default);
  margin-inline: auto;
  padding-inline: var(--space-6);
}
.container--wide {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-6);
}
@media (min-width: 768px) {
  .container,
  .container--wide {
    padding-inline: var(--space-8);
  }
}

section {
  position: relative;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
}
.eyebrow::before {
  content: '';
  width: 18px;
  height: 2px;
  background: var(--color-primary);
  display: inline-block;
}
.eyebrow--inverse {
  color: #7b9aff;
}
.eyebrow--inverse::before {
  background: #7b9aff;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  letter-spacing: -0.01em;
}

.section-title {
  font-size: var(--text-xl);
  font-weight: 600;
  margin-top: var(--space-3);
  max-width: 24ch;
}
.stars-inline {
  color: #f5b400;
  font-size: 0.72em;
  letter-spacing: 2px;
  white-space: nowrap;
}

.section-body {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 62ch;
  line-height: 1.65;
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-md);
  min-height: 48px;
  white-space: nowrap;
  text-decoration: none;
}
.btn-primary {
  background: var(--color-primary);
  color: #ffffff;
}
.btn-primary:hover {
  background: var(--color-primary-hover);
}
.btn-primary:active {
  background: var(--color-primary-active);
}
.btn-ghost {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.btn-ghost:hover {
  border-color: var(--color-text);
  background: var(--color-surface);
}
.btn-ghost--inverse {
  color: var(--color-ink-text);
  border: 1px solid var(--color-ink-border);
}
.btn-ghost--inverse:hover {
  border-color: var(--color-ink-text);
  background: oklch(1 0 0 / 0.06);
}
.btn-full {
  width: 100%;
}
.btn-tel {
  text-decoration: underline;
  text-decoration-color: currentColor;
  text-underline-offset: 2px;
}
.btn-micro {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-3);
  text-align: center;
}
.btn-micro--inverse {
  color: var(--color-ink-text-muted);
}

/* ============ NAV ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: oklch(from var(--color-bg) l c h / 0.85);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition:
    border-color var(--transition-interactive),
    box-shadow var(--transition-interactive);
}
.site-header.is-scrolled {
  border-bottom-color: var(--color-divider);
  box-shadow: var(--shadow-sm);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  padding-block: var(--space-4);
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text);
  text-decoration: none;
}
.nav-logo svg,
.nav-logo .logo-mark {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: block;
}
.nav-wordmark {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.02em;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  list-style: none;
}
.nav-links a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
}
.nav-links a:hover {
  color: var(--color-text);
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
}
.theme-toggle:hover {
  color: var(--color-text);
  background: var(--color-surface);
}
.theme-toggle svg {
  width: 18px;
  height: 18px;
}
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
}
.nav-toggle svg {
  width: 22px;
  height: 22px;
}

.nav-cta-mobile-only {
  display: none;
}

@media (max-width: 860px) {
  .nav-cta-mobile-only {
    display: block;
    border-bottom: none !important;
    padding-top: var(--space-6) !important;
  }
  .nav-links {
    position: fixed;
    top: 64px;
    left: 0;
    width: 100vw;
    height: calc(100dvh - 64px);
    overflow-y: auto;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
    background: var(--color-bg);
    padding: var(--space-6);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition:
      opacity var(--transition-interactive),
      transform var(--transition-interactive);
  }
  .nav-links a {
    display: block;
    width: 100%;
    padding: var(--space-4) 0;
    border-bottom: 1px solid var(--color-divider);
    font-size: var(--text-lg);
    color: var(--color-text);
  }
  .nav-cta-mobile-only a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: var(--space-4) var(--space-6);
    border-bottom: none;
    font-size: var(--text-sm);
    color: #ffffff;
  }
  .nav-links.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }
  .nav-toggle {
    display: inline-flex;
  }
  .nav-cta-desktop {
    display: none;
  }
}

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

/* Full-bleed photo hero */
.hero--photo {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: 100vh;
  min-height: 100dvh;
  overflow: visible;
  padding-block: clamp(var(--space-16), 10vw, var(--space-24)) clamp(var(--space-8), 5vw, var(--space-12));
  color: #ffffff;
}
.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-media picture {
  position: absolute;
  inset: 0;
  display: block;
}
.hero-media-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  display: block;
}
.hero-media-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(4, 5, 11, 0.4) 0%, rgba(4, 5, 11, 0.4) 30%, rgba(3, 4, 9, 0.94) 100%),
    linear-gradient(90deg, rgba(3, 4, 9, 0.72) 0%, rgba(3, 4, 9, 0.3) 55%, rgba(3, 4, 9, 0.05) 82%);
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: 42rem;
}
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #4d7bff;
  text-shadow: 0 1px 12px rgba(0, 0, 0, 0.45);
}
.hero-kicker::before {
  content: '';
  width: 18px;
  height: 2px;
  background: #4d7bff;
  display: inline-block;
}
.hero-kicker .accent-dot {
  color: #ffffff;
}
.hero-headline.hero-headline--photo {
  font-size: clamp(2.25rem, 1.35rem + 3.4vw, 4.5rem) !important;
  font-weight: 700 !important;
  color: #ffffff !important;
  line-height: 1.02 !important;
  letter-spacing: -0.02em !important;
  margin-top: var(--space-3);
  max-width: 14ch;
  text-shadow: 0 4px 28px rgba(0, 0, 0, 0.4);
}
.hero-subheading {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  font-weight: 500;
  color: #ffffff;
  margin-top: var(--space-2);
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.35);
}
.hero-sub.hero-sub--photo {
  color: rgba(255, 255, 255, 0.96) !important;
  margin-top: var(--space-4) !important;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.6);
}
.hero-tagline--photo {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  color: #ffffff;
  margin-top: var(--space-3);
  letter-spacing: -0.005em;
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.45);
}
.hero-tagline--photo em {
  font-style: italic;
  font-weight: 700;
  color: #7b9aff;
}
.hero-secondary-link.hero-secondary-link--photo {
  color: #ffffff !important;
  border-bottom: none;
  background: rgba(6, 7, 12, 0.92);
  padding: 0.6rem 1.1rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.5);
  font-weight: 700;
}
.hero-secondary-link.hero-secondary-link--photo:hover {
  background: #000000;
  border-color: rgba(255, 255, 255, 0.7);
  color: #ffffff !important;
}
.hero--photo .hero-actions {
  margin-top: var(--space-6);
}
.hero-trust.hero-trust--photo {
  border-top: 1px solid rgba(255, 255, 255, 0.25) !important;
  color: rgba(255, 255, 255, 0.85) !important;
  margin-top: var(--space-5);
}
.hero-trust.hero-trust--photo .stars {
  color: #7b9aff;
}
.btn-micro--photo {
  color: rgba(255, 255, 255, 0.7);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: var(--space-16);
  align-items: center;
}
.hero-headline {
  font-size: var(--text-3xl);
  font-weight: 600;
  line-height: 1.02;
  letter-spacing: -0.015em;
}
.hero-headline .accent-dot {
  color: var(--color-primary);
}
.hero-sub {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  margin-top: var(--space-6);
  max-width: 46ch;
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.5;
}
.hero-support {
  font-size: var(--text-base);
  color: var(--color-text);
  margin-top: var(--space-6);
  max-width: 48ch;
  line-height: 1.65;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-6);
  margin-top: var(--space-10);
}
.hero-secondary-link {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  border-bottom: 1px solid var(--color-text);
  padding-bottom: 2px;
}
.hero-trust {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3) var(--space-4);
  margin-top: var(--space-12);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.stars {
  color: var(--color-primary);
  letter-spacing: 0.05em;
  font-size: var(--text-sm);
}

.hero-visual {
  position: relative;
  aspect-ratio: 9 / 16;
  max-width: 400px;
  margin-inline: auto;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  background: var(--color-ink-surface);
}
.hero-visual-media {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  pointer-events: none;
}
.hero-visual-badge {
  position: absolute;
  left: var(--space-5);
  top: var(--space-5);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  background: oklch(0.1 0.02 260 / 0.55);
  backdrop-filter: blur(10px);
  color: #ffffff;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.01em;
}
.hero-visual-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
  box-shadow: 0 0 0 3px oklch(0.55 0.24 264 / 0.35);
  flex-shrink: 0;
}

/* ============ SECTION: PROBLEM ============ */
.problem {
  background: var(--color-surface);
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
}
.problem-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: var(--space-16);
}
.problem-ledger {
  display: flex;
  flex-direction: column;
}
.ledger-row {
  display: grid;
  grid-template-columns: 12ch 1fr;
  gap: var(--space-6);
  padding-block: var(--space-6);
  border-top: 1px solid var(--color-divider);
}
.ledger-row:first-child {
  border-top: none;
}
.ledger-label {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
}
.ledger-label--brand {
  color: var(--color-primary);
}
.ledger-desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ============ SECTION: SYSTEM ============ */
.system {
  /* Light surface — kept bright/athletic, not a dark spotlight block */
  --color-ink-surface: var(--color-surface);
  --color-ink-surface-2: var(--color-surface-2);
  --color-ink-border: var(--color-divider);
  --color-ink-text: var(--color-text);
  --color-ink-text-muted: var(--color-text-muted);
  background: var(--color-ink-surface);
  color: var(--color-ink-text);
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
  padding-block: clamp(var(--space-16), 9vw, var(--space-32));
}
.system-intro {
  max-width: 62ch;
  font-size: var(--text-base);
  color: var(--color-ink-text-muted);
  margin-top: var(--space-6);
  line-height: 1.65;
}
.phase-list {
  margin-top: var(--space-12);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}
.phase-card {
  display: flex;
  flex-direction: column;
  padding: var(--space-8);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-ink-border);
  background: var(--color-ink-surface-2);
}
.phase-number {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-primary);
}
.phase-title-group {
  margin-top: var(--space-4);
}
.phase-title-group h3 {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-ink-text);
}
.phase-age {
  display: block;
  font-size: var(--text-xs);
  color: var(--color-ink-text-muted);
  letter-spacing: 0.04em;
  text-transform: none;
  margin-top: var(--space-1);
}
.phase-desc {
  font-size: var(--text-sm);
  color: var(--color-ink-text-muted);
  line-height: 1.6;
  margin-top: var(--space-4);
}
.system-close {
  margin-top: var(--space-12);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-ink-text);
  max-width: 56ch;
  font-family: var(--font-body);
}

/* ============ SECTION: PROOF (Vitality Score) ============ */
.proof {
  padding-block: clamp(var(--space-16), 9vw, var(--space-24));
}
.proof-grid {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  gap: var(--space-16);
  align-items: center;
}
.proof-visual-col {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}
.proof-body {
  margin-top: var(--space-6);
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 56ch;
  line-height: 1.65;
}
.proof-highlight {
  color: var(--color-text);
  font-weight: 600;
}
.proof-subline {
  margin-top: var(--space-6);
  font-size: var(--text-sm);
  color: var(--color-text-faint);
  border-top: 1px solid var(--color-divider);
  padding-top: var(--space-5);
  max-width: 52ch;
}

.score-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
}
.proof-media-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  aspect-ratio: 9 / 16;
  max-height: 460px;
  margin-inline: auto;
  width: 100%;
  max-width: 260px;
}
.proof-media-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  pointer-events: none;
}
.proof-media-tag {
  position: absolute;
  left: var(--space-3);
  top: 50%;
  right: var(--space-3);
  transform: translateY(-50%);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-lg);
  background: oklch(0.1 0.02 260 / 0.55);
  backdrop-filter: blur(8px);
  color: #ffffff;
  font-size: var(--text-xs);
  font-weight: 600;
  line-height: 1.5;
}
.proof-media-tag strong {
  display: block;
  font-size: var(--text-sm);
  color: #7dd3fc;
}
.score-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}
.score-card-label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-faint);
}
.score-dial-wrap {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}
.score-dial {
  width: 108px;
  height: 108px;
  flex-shrink: 0;
}
.score-value {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  line-height: 1;
}
.score-caption {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}
.score-metrics {
  margin-top: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}
.metric-row {
  display: grid;
  grid-template-columns: 9ch 1fr 4ch;
  align-items: center;
  gap: var(--space-4);
}
.metric-name {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}
.metric-track {
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--color-surface-2);
  overflow: hidden;
}
.metric-fill {
  height: 100%;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  transform-origin: left;
  transform: scaleX(0);
  transition: transform 900ms cubic-bezier(0.16, 1, 0.3, 1);
}
.metric-value {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text);
  text-align: right;
  font-variant-numeric: tabular-nums;
}
.score-ring {
  transition: stroke-dashoffset 1200ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* ============ SECTION: RETENTION ============ */
.retention {
  /* Light electric-blue tint — a color break, not a black block */
  --color-ink-surface: var(--color-primary-highlight);
  --color-ink-surface-2: var(--color-surface-2);
  --color-ink-border: oklch(0.4 0.2 264 / 0.14);
  --color-ink-text: var(--color-text);
  --color-ink-text-muted: var(--color-text-muted);
  background: var(--color-ink-surface);
  color: var(--color-ink-text);
  padding-block: clamp(var(--space-16), 9vw, var(--space-24));
  position: relative;
}
.retention-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.8fr;
  gap: var(--space-16);
  align-items: center;
}
.retention-stat {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 600;
  color: var(--color-ink-text);
  line-height: 1;
}
.retention-stat .accent-dot {
  color: var(--color-primary);
}
.retention-body {
  font-size: var(--text-base);
  color: var(--color-ink-text-muted);
  margin-top: var(--space-6);
  max-width: 50ch;
  line-height: 1.65;
}
.trust-row {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: var(--space-8);
}
.trust-item {
  display: flex;
  align-items: baseline;
  gap: var(--space-4);
  padding-block: var(--space-5);
  border-top: 1px solid var(--color-ink-border);
  font-size: var(--text-base);
  color: var(--color-ink-text);
}
.trust-item:first-child {
  border-top: none;
}
.trust-item::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
  flex-shrink: 0;
  transform: translateY(-2px);
}
.retention-photo-col {
  display: flex;
  justify-content: center;
}
.retention-photo-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  /* Matches the photo's native 1600x2133 dimensions — shown in full, never cropped */
  aspect-ratio: 1600 / 2133;
  width: 100%;
  max-width: 380px;
}
.retention-photo-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ============ SECTION: VIDEO TESTIMONIAL ============ */
.video-testimonial {
  padding-block: clamp(var(--space-12), 7vw, var(--space-20));
}
.video-testimonial-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-3);
}
.video-testimonial-inner .section-title {
  max-width: 22ch;
}
.video-testimonial-card {
  position: relative;
  display: block;
  width: 100%;
  max-width: 300px;
  aspect-ratio: 9 / 16;
  margin-top: var(--space-6);
  border: none;
  padding: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  background: var(--color-surface-2);
  box-shadow: var(--shadow-md);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.video-testimonial-card:hover,
.video-testimonial-card:focus-visible {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}
.video-testimonial-card:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}
.video-testimonial-poster {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.video-play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 60px;
  height: 60px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px oklch(0.15 0.02 260 / 0.35);
  transition: transform 0.25s ease, background 0.25s ease;
}
.video-play-btn svg {
  margin-left: 2px;
}
.video-testimonial-card:hover .video-play-btn,
.video-testimonial-card:focus-visible .video-play-btn {
  transform: translate(-50%, -50%) scale(1.08);
  background: var(--color-primary-hover);
}
.video-testimonial-caption {
  margin-top: var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.video-testimonial-caption strong {
  color: var(--color-text);
  font-weight: 600;
}

/* ---- Video modal / lightbox ---- */
.video-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
}
.video-modal[hidden] {
  display: none;
}
.video-modal-backdrop {
  position: absolute;
  inset: 0;
  background: oklch(0.1 0.01 260 / 0.86);
  backdrop-filter: blur(4px);
}
.video-modal-inner {
  position: relative;
  z-index: 1;
  width: auto;
  max-width: min(90vw, 480px);
  max-height: 90vh;
  aspect-ratio: 9 / 16;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  background: #000;
}
.video-modal-player {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
  background: #000;
}
.video-modal-close {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  z-index: 2;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  border: none;
  background: oklch(0.1 0.01 260 / 0.55);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.2s ease;
}
.video-modal-close:hover,
.video-modal-close:focus-visible {
  background: oklch(0.1 0.01 260 / 0.8);
}

/* ============ SECTION: TESTIMONIALS ============ */
.testimonials {
  padding-block: clamp(var(--space-16), 9vw, var(--space-24));
}
.quote-secondary-label {
  margin-top: var(--space-4);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-faint);
}

/* Testimonial marquee — native horizontal scroll, driven by JS auto-increment
   in app.js so it seamlessly loops AND stays swipeable by hand at all times. */
.marquee-wrap {
  margin-top: var(--space-10);
  width: 100%;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}
.marquee-wrap::-webkit-scrollbar {
  display: none;
}
.marquee-track {
  display: flex;
  align-items: flex-start;
  width: max-content;
}
.marquee-card {
  flex: 0 0 320px;
  margin-right: var(--space-6);
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
}
.marquee-card-head {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}
.marquee-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  border: 1px solid var(--color-border);
}
.marquee-card-head figcaption {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text);
}
.review-stars {
  display: block;
  font-size: 0.8125rem;
  line-height: 1;
  letter-spacing: 2px;
  color: #f5b400;
  margin-top: 2px;
}
.marquee-role {
  display: block;
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  line-height: 1.3;
  margin-top: 3px;
}
.marquee-card blockquote {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 5;
  overflow: hidden;
}
.marquee-card.is-expanded blockquote {
  -webkit-line-clamp: unset;
  overflow: visible;
}
.marquee-expand {
  display: none;
  align-self: flex-start;
  margin-top: var(--space-2);
  padding: 0;
  background: none;
  border: none;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--color-primary);
  cursor: pointer;
}
.marquee-expand:hover,
.marquee-expand:focus-visible {
  text-decoration: underline;
}
.marquee-card.is-truncated .marquee-expand {
  display: inline-block;
}
.marquee-card .quote-tenure {
  margin-top: var(--space-3);
}
.quote-tenure {
  display: block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-primary);
}
@media (max-width: 640px) {
  .marquee-card {
    flex: 0 0 270px;
    padding: var(--space-5);
  }
}
.testimonial-footer-note {
  margin-top: var(--space-10);
  font-size: var(--text-sm);
  font-style: italic;
  color: var(--color-text-faint);
  border-top: 1px solid var(--color-divider);
  padding-top: var(--space-6);
}

/* ============ SECTION: PRICING ============ */
.pricing {
  background: var(--color-surface);
  padding-block: clamp(var(--space-16), 9vw, var(--space-24));
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
}
.pricing-body {
  margin-top: var(--space-6);
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 54ch;
  line-height: 1.65;
}
.price-tiers {
  margin-top: var(--space-12);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  align-items: stretch;
}
.price-tier {
  position: relative;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}
.price-tier--featured {
  background: var(--color-ink);
  border-color: var(--color-ink);
  color: #ffffff;
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}
.price-tier-tag {
  display: inline-flex;
  align-self: flex-start;
  background: var(--color-primary);
  color: #ffffff;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
}
.price-tier-label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-faint);
}
.price-tier--featured .price-tier-label {
  color: oklch(1 0 0 / 0.6);
}
.price-tier-value {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  margin-top: var(--space-3);
}
.price-tier-amount {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-text);
}
.price-tier--featured .price-tier-amount {
  color: #ffffff;
}
.price-tier-period {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.price-tier--featured .price-tier-period {
  color: oklch(1 0 0 / 0.6);
}
.price-tier-rate {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-top: var(--space-2);
}
.price-tier--featured .price-tier-rate {
  color: #ffffff;
}
.price-tier-divider {
  height: 1px;
  background: var(--color-divider);
  margin-block: var(--space-5);
}
.price-tier--featured .price-tier-divider {
  background: oklch(1 0 0 / 0.16);
}
.price-tier-note {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.55;
  margin-top: auto;
}
.price-tier--featured .price-tier-note {
  color: oklch(1 0 0 / 0.75);
}
.pricing-footer {
  margin-top: var(--space-10);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
  flex-wrap: wrap;
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-divider);
}
.pricing-footer .price-tier-note {
  max-width: 50ch;
  margin-top: 0;
}

/* ============ SECTION: FINAL CTA (single deliberate color band, not black) ============ */
.final-cta {
  /* Electric-blue accent band — the one bold color moment on the page */
  --color-ink-surface: var(--color-primary);
  --color-ink-border: oklch(1 0 0 / 0.28);
  --color-ink-text: #ffffff;
  --color-ink-text-muted: oklch(1 0 0 / 0.8);
  background: var(--color-ink-surface);
  color: var(--color-ink-text);
  padding-block: clamp(var(--space-20), 12vw, var(--space-32));
  text-align: center;
  overflow: hidden;
}
.final-cta .eyebrow--inverse {
  color: #ffffff;
}
.final-cta .eyebrow--inverse::before {
  background: #ffffff;
}
.final-cta .btn-primary {
  background: #ffffff;
  color: var(--color-primary);
}
.final-cta .btn-primary:hover {
  background: var(--color-primary-highlight);
}
.final-cta-inner {
  max-width: 760px;
  margin-inline: auto;
}
.final-cta h2 {
  font-size: var(--text-3xl);
  font-weight: 600;
  color: var(--color-ink-text);
}
.final-cta p {
  font-size: var(--text-lg);
  color: var(--color-ink-text-muted);
  margin-top: var(--space-6);
  max-width: 52ch;
  margin-inline: auto;
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.5;
}
.final-cta .hero-actions {
  justify-content: center;
  margin-top: var(--space-10);
}

/* ============ FOOTER ============ */
.site-footer {
  background: var(--color-ink-surface);
  color: var(--color-ink-text-muted);
  padding-block: var(--space-16) var(--space-10);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: var(--space-10);
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-ink-text);
  text-decoration: none;
  margin-bottom: var(--space-4);
}
.footer-brand svg,
.footer-brand .logo-mark {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: block;
}
.footer-tagline {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-sm);
  letter-spacing: 0.02em;
}
.footer-desc {
  font-size: var(--text-sm);
  max-width: 34ch;
  line-height: 1.6;
}
.footer-heading {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-ink-text);
  margin-bottom: var(--space-4);
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  font-size: var(--text-sm);
}
.footer-links a {
  color: var(--color-ink-text-muted);
  text-decoration: none;
}
.footer-links a:hover {
  color: var(--color-ink-text);
}
.footer-contact-item {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  flex-wrap: wrap;
}
.footer-micro {
  font-size: var(--text-xs);
  color: var(--color-ink-text-muted);
  opacity: 0.7;
  font-style: italic;
}
.footer-bottom {
  margin-top: var(--space-16);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-ink-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
  font-size: var(--text-xs);
}

/* ============ SCROLL REVEAL ============ */
[data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition:
    opacity 700ms cubic-bezier(0.16, 1, 0.3, 1),
    transform 700ms cubic-bezier(0.16, 1, 0.3, 1);
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ============ RESPONSIVE ============ */
@media (max-width: 960px) {
  .hero-grid,
  .problem-grid,
  .proof-grid,
  .retention-grid {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }
  .hero-visual {
    order: -1;
    max-width: 300px;
    margin-inline: auto;
  }
  .retention-photo-card {
    max-width: 320px;
    margin-inline: auto;
  }
  .phase-list {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  .price-tiers {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }
  .price-tier--featured {
    transform: none;
  }
  .pricing-footer {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
  }
  .pricing-footer .btn {
    width: 100%;
  }
  .proof-visual-col {
    flex-direction: column-reverse;
  }
  .proof-media-card {
    max-width: 220px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }
  .ledger-row {
    grid-template-columns: 1fr;
    gap: var(--space-2);
  }
}

@media (max-width: 600px) {
  .hero-headline {
    font-size: var(--text-2xl);
  }
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
  }
  .hero-actions .btn {
    width: 100%;
  }
  .hero-secondary-link {
    text-align: center;
    justify-content: center;
  }
}

/* Mobile hero--photo: the collage sits as a top band (moderate crop, chosen
   to minimize magnification/blur) with text overlaid directly on it. The
   overlay gradient fades to the same solid color as the section background
   below the image, so text that extends past the photo continues seamlessly
   rather than hitting a hard-edged panel. */
@media (max-width: 640px) {
  .hero--photo {
    display: block;
    min-height: auto;
    padding-block: var(--space-8) var(--space-10);
    background: var(--color-ink);
    overflow: hidden;
  }
  .hero-media {
    position: absolute;
    inset: auto;
    top: 0;
    left: 0;
    right: 0;
    height: 52vh;
  }
  .hero-media-img {
    object-position: center 38%;
  }
  .hero-media-overlay {
    background: linear-gradient(180deg, rgba(4, 5, 11, 0.12) 0%, rgba(4, 5, 11, 0.45) 55%, var(--color-ink) 100%);
  }
  .hero-content {
    position: relative;
    z-index: 1;
  }
}