/* DimCon Pro — Professional Stylesheet */
/* Design: Precision Minimal / Engineering Professional */
/* Fonts: Syne (display) + Source Sans 3 (body) */
/* Spatial system: Golden Ratio φ = 1.618 — spacing, type, and layout proportions */
/* Border radii: 3px, 5px, 8px — these are Fibonacci numbers (fib 4, 5, 6) */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@500;600;700;800&family=Source+Sans+3:wght@300;400;500;600;700&display=swap');

/* ─── Reset & Base ──────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* ── Color tokens — icon hue ~212°, all bg within ±30° (H 182–242°) ── */
  /* ── All text/bg contrast pairs WCAG AA verified ── */

  /* Backgrounds — lightly tinted with icon hue family */
  --color-bg:           #F0F6FC;   /* H212° S50% L97% — ice blue tint */
  --color-bg-alt:       #E1ECF8;   /* H212° S55% L93% — stronger tint */
  --color-surface:      #FFFFFF;

  /* Foreground — blue-gray family, all AAA on white */
  --color-primary:      #0C1E38;   /* H212° S65% L14% — 18.6:1 AAA */
  --color-fg:           #0C1E38;
  --color-fg-muted:     #3A5874;   /* H210° S34% L34% —  7.4:1 AAA */
  --color-fg-subtle:    #506E8C;   /* H210° S28% L43% —  5.4:1 AA  */

  /* Accent — direct hue 212° darkened to pass AA on all surfaces */
  --color-accent:       #1463AE;   /* H212° S80% L38% — 6.1:1 on white AA ✓ */
  --color-accent-hover: #0F529A;
  --color-accent-bg:    rgba(20,99,174,0.08);

  /* Borders — same hue family */
  --color-border:       #C4D8EE;   /* H212° S50% L85% */
  --color-border-strong:#9BBAD4;   /* H212° S40% L72% */

  /* Hero (dark navy — same hue as icon, very dark) */
  --color-hero-bg:      #091A3A;   /* H218° S72% L13% */
  --color-hero-text:    #FFFFFF;   /* 19.5:1 — AAA */
  --color-hero-muted:   #96B4D0;   /* H210° S38% L70% — 8.1:1 on hero bg AAA */
  --color-hero-border:  rgba(255,255,255,0.09);
  --color-hero-pill-bg: rgba(255,255,255,0.08);
  --color-hero-pill-border: rgba(255,255,255,0.20);

  /* Footer */
  --color-footer-bg:    #091A3A;

  /* ── Golden Ratio constants ── */
  --phi:     1.618;   /* φ — the golden ratio */
  --phi-inv: 0.618;   /* 1/φ — the minor golden section */

  /* ── Typography — φ-modular scale (base 1rem = 16px) ── */
  --font-sans:    'Source Sans 3', system-ui, -apple-system, sans-serif;
  --font-display: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;

  --text-xs:   0.75rem;    /* keep practical minimum */
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.25rem;
  --text-2xl:  1.618rem;   /* φ × 1rem — pure golden ratio */
  --text-3xl:  2rem;
  --text-4xl:  2.618rem;   /* φ² × 1rem */
  --text-5xl:  4.236rem;   /* φ³ × 1rem */

  /* ── Spacing — Fibonacci × 0.25rem base ── */
  /* Fibonacci: 1, 1, 2, 3, 5, 8, 13, 21, 34, 55 */
  --space-1:  0.25rem;     /* fib 1 × 0.25 */
  --space-2:  0.5rem;      /* fib 2 × 0.25 */
  --space-3:  0.75rem;     /* fib 3 × 0.25 */
  --space-4:  1rem;        /* base unit */
  --space-5:  1.25rem;     /* fib 5 × 0.25 */
  --space-6:  1.618rem;    /* φ × 1rem — key harmonic unit */
  --space-8:  2rem;        /* fib 8 × 0.25 */
  --space-10: 2.618rem;    /* φ² × 1rem */
  --space-12: 3rem;
  --space-13: 3.25rem;     /* fib 13 × 0.25 */
  --space-16: 4rem;
  --space-20: 5rem;
  --space-21: 5.25rem;     /* fib 21 × 0.25 */
  --space-24: 6rem;

  /* ── Radii — 3, 5, 8 are Fibonacci numbers ── */
  --radius-sm: 3px;   /* fib(4) */
  --radius-md: 5px;   /* fib(5) */
  --radius-lg: 8px;   /* fib(6) */

  /* ── Shadows ── */
  --shadow-sm:  0 1px 3px rgba(12,27,51,0.06), 0 1px 2px rgba(12,27,51,0.04);
  --shadow-md:  0 4px 16px rgba(12,27,51,0.10);
  --shadow-lg:  0 8px 32px rgba(12,27,51,0.14);

  /* ── Transitions ── */
  --transition-fast: 140ms ease-out;
  --transition-base: 200ms ease-out;

  /* ── Layout — prose × φ = content width ── */
  --max-w-content: 1165px;  /* 720 × φ ≈ 1165 */
  --max-w-prose:   720px;
}

/* ─── Base HTML ─────────────────────────────────────── */
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.618;  /* φ — the golden ratio line height */
  color: var(--color-fg);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg { display: block; }
a { color: var(--color-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 { font-family: var(--font-display); }

/* ─── Focus ring (accessible) ──────────────────────── */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ─── Skip link ─────────────────────────────────────── */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  background: var(--color-accent);
  color: #fff;
  padding: var(--space-2) var(--space-4);
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  font-size: var(--text-sm);
  font-weight: 600;
  z-index: 1000;
  transition: top var(--transition-fast);
}
.skip-link:focus { top: 0; }

/* ─── Layout Utilities ──────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-w-content);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.container--prose {
  max-width: var(--max-w-prose);
}

/* ─── Navigation ─────────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(240,246,252,0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-border);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
  gap: var(--space-6);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--color-primary);
  text-decoration: none;
  letter-spacing: -0.01em;
  flex-shrink: 0;
}
.nav__logo:hover { text-decoration: none; opacity: 0.75; }

.nav__logo-mark {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav__logo-mark img {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
}

.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-fg-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.nav__links a:hover { color: var(--color-primary); text-decoration: none; }

/* ─── Buttons ────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.625rem var(--space-5);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
  text-decoration: none;
  border: 1.5px solid transparent;
  transition:
    background var(--transition-base),
    color var(--transition-fast),
    border-color var(--transition-fast),
    box-shadow var(--transition-base),
    opacity var(--transition-fast);
  touch-action: manipulation;
  min-height: 44px;
}
.btn:hover { text-decoration: none; }

.btn--primary {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}
.btn--primary:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  color: #fff;
}
.btn--primary:active { opacity: 0.88; }

.btn--outline {
  background: transparent;
  color: var(--color-fg-muted);
  border-color: var(--color-border-strong);
}
.btn--outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: transparent;
}

/* Hero-size buttons */
.btn--hero {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
  padding: 0.75rem var(--space-8);
  font-size: var(--text-base);
  font-weight: 600;
  border-radius: var(--radius-md);
  letter-spacing: 0.01em;
}
.btn--hero:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  color: #fff;
  box-shadow: 0 4px 16px rgba(21,91,181,0.30);
}
.btn--hero:active { opacity: 0.88; }

.btn--hero-outline {
  background: transparent;
  color: rgba(255,255,255,0.80);
  border-color: rgba(255,255,255,0.25);
  padding: 0.75rem var(--space-8);
  font-size: var(--text-base);
}
.btn--hero-outline:hover {
  border-color: rgba(255,255,255,0.55);
  color: #FFFFFF;
  background: rgba(255,255,255,0.05);
}

/* Mac App Store Badge */
.appstore-badge-link {
  display: inline-block;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}
.appstore-badge-link:hover {
  opacity: 0.85;
  transform: translateY(-1px);
  text-decoration: none;
}
.appstore-badge-link img {
  display: block;
  height: 54px;
  width: auto;
  border-radius: var(--radius-md);
}

/* ─── Hero ───────────────────────────────────────────── */
@keyframes hero-fade-up {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero {
  /* Solid deep navy with subtle engineering dot-grid */
  background-color: var(--color-hero-bg);
  background-image:
    radial-gradient(circle, rgba(148,190,230,0.18) 1px, transparent 1px);
  background-size: 28px 28px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  padding-block: var(--space-20);
  min-height: calc(100vh - 60px);
  display: flex;
  align-items: center;
}

.hero__inner {
  text-align: center;
  max-width: 720px;
  margin-inline: auto;
  animation: hero-fade-up 0.55s ease-out both;
}

.hero__app-icon {
  display: flex;
  justify-content: center;
  margin-bottom: var(--space-5);
}

.hero__app-icon img {
  width: 96px;
  height: 96px;
  border-radius: 22px;
  box-shadow:
    0 0 0 1px rgba(255,255,255,0.10),
    0 8px 40px rgba(0,0,0,0.45),
    0 2px 8px rgba(0,0,0,0.30);
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 5vw, 3.4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.08;
  color: var(--color-hero-text);
  margin-bottom: var(--space-6);
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.125rem);
  font-weight: 400;
  line-height: 1.618;
  color: var(--color-hero-muted);
  max-width: 560px;
  margin-inline: auto;
  margin-bottom: var(--space-10);
}

.hero__cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
  margin-bottom: var(--space-16);
}

.hero__divider {
  border: none;
  border-top: 1px solid var(--color-hero-border);
  margin-bottom: var(--space-10);
}

.hero__tools {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: center;
}

.hero__tool {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.03em;
  color: rgba(255,255,255,0.80);
  background: var(--color-hero-pill-bg);
  border: 1px solid var(--color-hero-pill-border);
  border-radius: var(--radius-sm);
  padding: 0.3rem 0.65rem;
}

/* ─── Section Common ─────────────────────────────────── */
.section {
  padding-block: var(--space-20);
}

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

.section__header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.section__label {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.18;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.section__desc {
  font-size: var(--text-lg);
  color: var(--color-fg-muted);
  max-width: 540px;
  margin-inline: auto;
  line-height: 1.618;
}

/* ─── Intro Section ──────────────────────────────────── */
.intro {
  background: var(--color-surface);
  padding-block: var(--space-21);
  border-bottom: 1px solid var(--color-border);
}

.intro__head {
  max-width: 680px;    /* 420 × φ ≈ 680 */
  margin-bottom: var(--space-13);
}

.intro__title {
  font-family: var(--font-display);
  font-size: clamp(1.618rem, 2.5vw, 2.618rem);  /* φ to φ² */
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--color-primary);
  margin-bottom: var(--space-5);
  line-height: 1.2;
}

.intro__body {
  font-size: var(--text-lg);
  color: var(--color-fg-muted);
  line-height: 1.618;
  max-width: 60ch;
}

/* ─── Workflow Track (4-step horizontal flow) ────────── */
.workflow-track {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.workflow-step {
  padding: var(--space-6) var(--space-5) var(--space-8);
  border-right: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
  transition: background var(--transition-base);
}

.workflow-step:last-child {
  border-right: none;
}

/* Accent top-line slides in on hover */
.workflow-step::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.workflow-step:hover::before {
  transform: scaleX(1);
}

.workflow-step:hover {
  background: var(--color-bg);
}

/* Large watermark step number — top-right, decorative */
.workflow-step__num {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  font-family: var(--font-display);
  font-size: 4.236rem;   /* φ³ */
  font-weight: 800;
  color: var(--color-accent);
  opacity: 0.06;
  line-height: 1;
  letter-spacing: -0.06em;
  user-select: none;
  pointer-events: none;
}

.workflow-step__content {
  position: relative;
  z-index: 1;
}

.workflow-step__icon {
  width: 34px;    /* fib(9) */
  height: 34px;
  border-radius: var(--radius-md);
  background: var(--color-accent-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
}

.workflow-step__icon svg {
  width: 17px;   /* fib(7) */
  height: 17px;
  fill: none;
  stroke: var(--color-accent);
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.workflow-step__title {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.workflow-step__desc {
  font-size: var(--text-sm);
  color: var(--color-fg-muted);
  line-height: 1.618;
}

/* ─── Features Grid ──────────────────────────────────── */
.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.feature-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--color-accent);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.feature-card:hover {
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-md);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-card__icon {
  width: 34px;    /* fib(9) = 34 */
  height: 34px;
  border-radius: var(--radius-md);
  background: var(--color-accent-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
}

.feature-card__icon svg {
  width: 21px;    /* fib(8) = 21 */
  height: 21px;
  fill: none;
  stroke: var(--color-accent);
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.feature-card__title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
  letter-spacing: -0.01em;
}

.feature-card__desc {
  font-size: var(--text-sm);
  color: var(--color-fg-muted);
  line-height: 1.65;
}

/* ─── Built For Section ──────────────────────────────── */
.built-for {
  background: var(--color-surface);
  padding-block: var(--space-20);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.built-for__grid {
  display: grid;
  grid-template-columns: 1fr 1.618fr;   /* φ — minor:major golden split */
  gap: var(--space-8);
  margin-top: var(--space-12);
}

.built-for__audience {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

.built-for__audience h3 {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  letter-spacing: 0.01em;
}

.built-for__audience h3 svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: var(--color-accent);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.built-for__audience ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.built-for__audience li {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-fg-muted);
}

.built-for__audience li svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: var(--color-accent);
  stroke-width: 2.5;
  stroke-linecap: round;
  flex-shrink: 0;
}

.built-for__props {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.built-prop {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-base);
}

.built-prop:hover {
  border-color: var(--color-border-strong);
}

.built-prop__icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: var(--color-accent-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.built-prop__icon svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: var(--color-accent);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.built-prop__text strong {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.3;
}

.built-prop__text span {
  font-size: var(--text-xs);
  color: var(--color-fg-muted);
  line-height: 1.45;
}

.final-cta__req {
  margin-top: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-fg-subtle);
}

/* ─── Final CTA ──────────────────────────────────────── */
.final-cta {
  text-align: center;
  padding-block: var(--space-24);
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
}

.final-cta__title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.final-cta__desc {
  font-size: var(--text-lg);
  color: var(--color-fg-muted);
  max-width: 440px;
  margin-inline: auto;
  margin-bottom: var(--space-8);
  line-height: 1.618;
}

/* ─── Footer ──────────────────────────────────────────── */
.footer {
  background: var(--color-footer-bg);
  color: rgba(255,255,255,0.60);
  padding-block: var(--space-12) var(--space-8);
}

.footer__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-8);
  flex-wrap: wrap;
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-weight: 700;
  color: #fff;
  font-size: var(--text-sm);
  letter-spacing: -0.01em;
  text-decoration: none;
}
.footer__brand:hover { text-decoration: none; opacity: 0.80; color: #fff; }

.footer__brand-mark {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  overflow: hidden;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.footer__brand-mark img {
  width: 28px;
  height: 28px;
  display: block;
}

.footer__tagline {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.40);
  margin-top: var(--space-2);
}

.footer__nav {
  display: flex;
  gap: var(--space-8);
}

.footer__nav-group h4 {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.10em;
  color: rgba(255,255,255,0.40);
  margin-bottom: var(--space-3);
}

.footer__nav-group ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer__nav-group a {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.58);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.footer__nav-group a:hover { color: #fff; text-decoration: none; }

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
  font-size: var(--text-sm);
  padding-top: var(--space-2);
}

.footer__copyright { color: rgba(255,255,255,0.55); }

.footer__contact a {
  color: rgba(255,255,255,0.70);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.footer__contact a:hover { color: #fff; }

/* ─── Prose (Privacy / Terms) ────────────────────────── */
.page-header {
  background: var(--color-primary);
  color: #fff;
  padding-block: var(--space-16) var(--space-12);
  text-align: center;
}

.page-header__label {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  margin-bottom: var(--space-3);
}

.page-header__title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.1;
  margin-bottom: var(--space-3);
}

.page-header__meta {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.50);
}

.prose-section {
  padding-block: var(--space-16);
}

.prose {
  max-width: var(--max-w-prose);
  margin-inline: auto;
}

.prose h2 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.015em;
  margin-top: var(--space-12);
  margin-bottom: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.prose h2:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

.prose h3 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-fg);
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
  letter-spacing: -0.01em;
}

.prose p {
  font-size: var(--text-base);
  color: var(--color-fg-muted);
  line-height: 1.618;
  margin-bottom: var(--space-4);
}

.prose ul, .prose ol {
  margin-bottom: var(--space-4);
  padding-left: var(--space-6);
}

.prose li {
  font-size: var(--text-base);
  color: var(--color-fg-muted);
  line-height: 1.618;
  margin-bottom: var(--space-2);
}

.prose a {
  color: var(--color-accent);
  font-weight: 500;
}

.prose strong {
  color: var(--color-fg);
  font-weight: 600;
}

.prose .highlight-box {
  background: var(--color-accent-bg);
  border: 1px solid rgba(21,91,181,0.15);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: var(--space-4) var(--space-6);
  margin-block: var(--space-6);
}

.prose .highlight-box p {
  margin-bottom: 0;
  font-size: var(--text-sm);
  color: var(--color-primary);
}

/* ─── Responsive ─────────────────────────────────────── */
@media (max-width: 1024px) {
  .features__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .built-for__grid {
    grid-template-columns: 1fr;
  }
  /* workflow-track stays 4-col down to 768px */
}

@media (max-width: 768px) {
  .container { padding-inline: var(--space-4); }
  .nav__links { display: none; }
  .hero { padding-block: var(--space-12); }
  .features__grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  .built-for__props {
    grid-template-columns: 1fr;
  }
  .requirements__inner {
    flex-direction: column;
    align-items: flex-start;
  }
  .footer__top {
    flex-direction: column;
    gap: var(--space-6);
  }
  .footer__nav {
    flex-wrap: wrap;
    gap: var(--space-6);
  }
  .footer__bottom {
    flex-direction: column;
    align-items: flex-start;
  }
  .page-header { padding-block: var(--space-12) var(--space-8); }
  /* Workflow: 4-col → 2×2 grid */
  .workflow-track {
    grid-template-columns: repeat(2, 1fr);
  }
  .workflow-step:nth-child(2) {
    border-right: none;
  }
  .workflow-step:nth-child(3),
  .workflow-step:nth-child(4) {
    border-top: 1px solid var(--color-border);
  }
  .workflow-step:nth-child(3) {
    border-right: 1px solid var(--color-border);
  }
}

@media (max-width: 480px) {
  .hero__cta-group {
    flex-direction: column;
    align-items: stretch;
  }
  .btn--hero,
  .btn--hero-outline { width: 100%; justify-content: center; }
  /* Workflow: 2×2 → single column */
  .workflow-track {
    grid-template-columns: 1fr;
  }
  .workflow-step {
    border-right: none;
  }
  .workflow-step:not(:first-child) {
    border-top: 1px solid var(--color-border);
  }
}

/* ─── Reduced motion ─────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}