/* ============================================================
   Aloseis Labs — premium light canvas
   tokens → base → layout → components → pages → utilities
   ============================================================ */

@layer tokens, base, layout, components, pages, utilities;

/* ============================================================
   tokens
   ============================================================ */
@layer tokens {
  :root {
    /* canvas */
    --color-bg:           #ffffff;
    --color-surface:      #f8f8fb;
    --color-surface-2:    #f0f0f5;
    --color-surface-3:    #e7e7ee;
    --color-hairline:        rgba(20, 22, 40, 0.08);
    --color-hairline-strong: rgba(20, 22, 40, 0.16);

    /* text */
    --color-text:        #14162a;
    --color-text-muted:  #4a4d63;
    --color-text-soft:   #777a90;
    --color-text-faint:  #a4a7ba;

    /* brand — deep ink-indigo + warm amber accent */
    --color-accent:        #3a3d8f;     /* deep indigo */
    --color-accent-dark:   #2a2d75;
    --color-accent-soft:   #e3e3f7;
    --color-accent-ink:    #1c1e55;

    --color-tertiary:      #b88746;     /* refined amber */
    --color-tertiary-soft: #f5e9d0;
    --color-tertiary-ink:  #6a4a18;

    /* ambient glow stops */
    --color-glow-a: rgba(58, 61, 143, 0.10);
    --color-glow-b: rgba(184, 135, 70, 0.07);
    --color-glow-c: rgba(120, 124, 200, 0.10);

    /* gradients */
    --gradient-brand: linear-gradient(135deg, #3a3d8f 0%, #5b5fb8 60%, #7e6cc6 100%);
    --gradient-brand-soft: linear-gradient(135deg,
      rgba(58, 61, 143, 0.14) 0%, rgba(126, 108, 198, 0.08) 100%);
    --gradient-ember: linear-gradient(120deg, #b88746 0%, #d8a96a 100%);
    --gradient-stage:
      radial-gradient(1100px 600px at 16% -8%, var(--color-glow-a), transparent 65%),
      radial-gradient(900px 520px at 92% 14%, var(--color-glow-b), transparent 70%),
      radial-gradient(900px 600px at 50% 48%, var(--color-glow-c), transparent 70%),
      radial-gradient(700px 480px at 22% 82%, var(--color-glow-a), transparent 65%),
      radial-gradient(900px 700px at 88% 96%, var(--color-glow-c), transparent 65%);

    --color-success: #0e7c5a;
    --color-warning: #b45309;

    /* shape */
    --radius-xs: 4px;
    --radius-sm: 8px;
    --radius:    12px;
    --radius-md: 16px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    /* elevation */
    --elevation-1: 0 1px 2px rgba(20, 22, 40, 0.05),
                   0 1px 3px 1px rgba(20, 22, 40, 0.04);
    --elevation-2: 0 1px 2px rgba(20, 22, 40, 0.06),
                   0 2px 6px 2px rgba(20, 22, 40, 0.06);
    --elevation-3: 0 4px 8px 3px rgba(20, 22, 40, 0.06),
                   0 1px 3px rgba(20, 22, 40, 0.08);
    --elevation-4: 0 6px 12px 4px rgba(20, 22, 40, 0.06),
                   0 2px 3px rgba(20, 22, 40, 0.10);
    --elevation-5: 0 8px 16px 6px rgba(20, 22, 40, 0.08),
                   0 4px 4px rgba(20, 22, 40, 0.10);

    --shadow-sm: var(--elevation-1);
    --shadow:    var(--elevation-2);
    --shadow-lg: var(--elevation-4);
    --shadow-xl: var(--elevation-5);
    --shadow-accent: 0 12px 32px -10px rgba(58, 61, 143, 0.42),
                     0 2px 8px rgba(58, 61, 143, 0.22);

    /* type stacks */
    --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI",
      Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-serif: "Instrument Serif", "Iowan Old Style", "Palatino Linotype",
      "URW Palladio L", P052, Georgia, serif;
    --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, "SF Mono",
      Menlo, Consolas, monospace;

    /* layout */
    --container: 1240px;
    --container-narrow: 820px;
    --container-reading: 720px;

    /* spacing (8dp) */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;
    --space-12: 48px;
    --space-16: 64px;
    --space-20: 80px;
    --space-24: 96px;
    --space-30: 120px;

    /* motion */
    --motion-standard: cubic-bezier(0.2, 0, 0, 1);
    --motion-emphasized: cubic-bezier(0.2, 0, 0, 1);
    --motion-emphasized-decel: cubic-bezier(0.05, 0.7, 0.1, 1);
    --motion-emphasized-accel: cubic-bezier(0.3, 0, 0.8, 0.15);
    --motion-spring: cubic-bezier(0.34, 1.56, 0.64, 1);

    --duration-1: 100ms;
    --duration-2: 200ms;
    --duration-3: 300ms;
    --duration-4: 400ms;
    --duration-5: 500ms;
    --duration-6: 700ms;

    --ease-out: var(--motion-emphasized-decel);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
    --ease-emphasis: var(--motion-spring);

    --scroll: 0;
    --section-i: 0;
  }
}

/* ============================================================
   base
   ============================================================ */
@layer base {
  *, *::before, *::after { box-sizing: border-box; }

  html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
    background: var(--color-bg);
  }

  body {
    margin: 0;
    min-height: 100vh;
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-optical-sizing: auto;
    font-feature-settings: "cv11", "ss01", "ss03", "calt";
    text-rendering: optimizeLegibility;
    text-wrap: pretty;
    position: relative;
    overflow-x: hidden;
  }

  ::selection {
    background: var(--color-accent-soft);
    color: var(--color-accent-ink);
  }

  img, svg { max-width: 100%; display: block; }

  a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color var(--duration-1) var(--motion-standard);
  }
  a:hover { color: var(--color-accent-dark); }
  a:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 3px;
    border-radius: 6px;
    box-shadow: 0 0 0 4px rgba(58, 61, 143, 0.18);
  }

  h1, h2, h3, h4, h5 {
    margin: 0 0 0.5em;
    color: var(--color-text);
    font-weight: 500;
    line-height: 1.1;
    letter-spacing: -0.025em;
    text-wrap: balance;
  }
  h1 {
    font-size: clamp(2.75rem, 5vw + 1rem, 5.25rem);
    line-height: 0.98;
    letter-spacing: -0.04em;
    font-weight: 500;
  }
  h2 {
    font-size: clamp(2rem, 2.6vw + 1rem, 3.5rem);
    letter-spacing: -0.03em;
    line-height: 1.05;
    font-weight: 500;
  }
  h3 {
    font-size: 1.15rem;
    letter-spacing: -0.015em;
    font-weight: 600;
  }
  h4 { font-size: 0.95rem; font-weight: 600; letter-spacing: -0.01em; }

  p { margin: 0 0 1em; color: var(--color-text-muted); text-wrap: pretty; }

  code, kbd, samp {
    font-family: var(--font-mono);
    font-size: 0.88em;
    background: var(--color-surface-2);
    padding: 0.1em 0.4em;
    border-radius: 4px;
    color: var(--color-text);
  }

  hr {
    border: 0;
    border-top: 1px solid var(--color-hairline);
    margin: 3rem 0;
  }

  .display-serif {
    font-family: var(--font-serif);
    font-style: italic;
    font-weight: 400;
    letter-spacing: -0.01em;
  }

  .muted { color: var(--color-text-soft); }
  .center { text-align: center; }
  .mt-3 { margin-top: 2rem; }
  .mt-4 { margin-top: 3rem; }
}

/* ============================================================
   ambient stage (fixed canvas)
   ============================================================ */
.stage {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}
.stage::before {
  content: "";
  position: absolute;
  inset: -10%;
  background: var(--gradient-stage);
  opacity: 1;
  transform: translate3d(
    calc((var(--scroll) * -40px)),
    calc((var(--scroll) * -120px)),
    0
  );
  transition: transform 0.15s linear;
  will-change: transform;
}
.stage::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.06  0 0 0 0 0.06  0 0 0 0 0.14  0 0 0 0.035 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  background-size: 200px 200px;
  opacity: 0.9;
  mix-blend-mode: multiply;
}
.stage__grid {
  position: absolute;
  inset: -10%;
  background-image:
    linear-gradient(to right, rgba(58, 61, 143, 0.045) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(58, 61, 143, 0.045) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 35%, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 35%, black 30%, transparent 75%);
  transform: translate3d(0, calc(var(--scroll) * -60px), 0);
  transition: transform 0.15s linear;
}

main, header, footer { position: relative; z-index: 1; }

/* ============================================================
   layout
   ============================================================ */
@layer layout {
  .container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 1.75rem;
  }
  .container--narrow { max-width: var(--container-narrow); }
  .container--reading { max-width: var(--container-reading); }

  .section { padding: var(--space-30) 0; position: relative; }
  .section--tight { padding: var(--space-20) 0; }
  .section--flush { padding-top: 0; }

  .section__header {
    max-width: 740px;
    margin: 0 auto var(--space-12);
  }
  .section__header--center { text-align: center; }

  .eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 1.25rem;
  }
  .eyebrow::before {
    content: "";
    width: 22px;
    height: 1px;
    background: currentColor;
    opacity: 0.55;
  }

  .section__lead {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    max-width: 620px;
    line-height: 1.55;
  }
  .section__header--center .section__lead {
    margin-left: auto;
    margin-right: auto;
  }

  .section__numeral {
    font-family: var(--font-serif);
    font-style: italic;
    font-weight: 400;
    font-size: clamp(8rem, 14vw, 14rem);
    line-height: 0.9;
    letter-spacing: -0.05em;
    color: transparent;
    -webkit-text-stroke: 1px rgba(58, 61, 143, 0.14);
    position: absolute;
    top: -2rem;
    right: 2rem;
    opacity: 0.55;
    pointer-events: none;
    user-select: none;
  }
  .section__header--center .section__numeral {
    left: 50%;
    right: auto;
    transform: translateX(-50%);
  }
}

/* ============================================================
   components
   ============================================================ */
@layer components {

  /* ---------- buttons ---------- */
  .btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    padding: 0.9rem 1.4rem;
    border-radius: 999px;
    font-family: var(--font-sans);
    font-weight: 500;
    font-size: 0.95rem;
    line-height: 1;
    border: 1px solid transparent;
    cursor: pointer;
    isolation: isolate;
    transition: transform var(--duration-2) var(--motion-emphasized),
                background-color var(--duration-2) var(--motion-emphasized),
                border-color var(--duration-2) var(--motion-emphasized),
                box-shadow var(--duration-3) var(--motion-emphasized),
                color var(--duration-1) var(--motion-standard);
    text-decoration: none;
    white-space: nowrap;
  }
  .btn:hover { transform: translateY(-2px); }
  .btn:active { transform: translateY(0); transition-duration: var(--duration-1); }
  .btn svg {
    width: 16px;
    height: 16px;
    transition: transform var(--duration-2) var(--motion-emphasized);
  }
  .btn:hover svg { transform: translateX(2px); }

  .btn--primary {
    background-color: var(--color-accent);
    background-image: var(--gradient-brand);
    background-size: 160% 100%;
    background-position: 0% 50%;
    color: #fff;
    box-shadow: var(--shadow-accent);
  }
  .btn--primary:hover {
    background-color: var(--color-accent-dark);
    color: #fff;
    background-position: 100% 50%;
    box-shadow: 0 18px 44px -12px rgba(58, 61, 143, 0.5),
                0 4px 12px rgba(58, 61, 143, 0.28);
  }
  .btn--primary:visited,
  .btn--primary:active { color: #fff; }

  .btn--ghost {
    background: var(--color-bg);
    color: var(--color-text);
    border-color: var(--color-hairline-strong);
    box-shadow: var(--shadow-sm);
  }
  .btn--ghost:hover {
    background: var(--color-surface);
    color: var(--color-text);
    border-color: var(--color-accent);
    box-shadow: var(--shadow);
  }

  .btn--quiet {
    background: transparent;
    color: var(--color-text-muted);
  }
  .btn--quiet:hover { color: var(--color-text); }

  .btn--lg { padding: 1.1rem 1.75rem; font-size: 1rem; }

  /* ---------- header ---------- */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: saturate(160%) blur(18px);
    -webkit-backdrop-filter: saturate(160%) blur(18px);
    border-bottom: 1px solid transparent;
    transition: border-color var(--duration-3) var(--motion-emphasized),
                background var(--duration-3) var(--motion-emphasized),
                box-shadow var(--duration-3) var(--motion-emphasized);
  }
  .site-header.is-scrolled {
    border-bottom-color: var(--color-hairline);
    background: rgba(255, 255, 255, 0.88);
    box-shadow: var(--elevation-1);
  }
  .site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
  }
  .brand {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    font-weight: 500;
    font-size: 1rem;
    color: var(--color-text);
    letter-spacing: -0.02em;
  }
  .brand:hover { color: var(--color-text); }
  .brand__mark {
    width: 32px;
    height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border-radius: 8px;
    background: var(--gradient-brand);
    color: #fff;
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 18px;
    font-weight: 400;
    letter-spacing: -0.04em;
    box-shadow: 0 2px 8px -2px rgba(58, 61, 143, 0.45);
  }
  .brand__mark--cc {
    background: linear-gradient(135deg, #2a2d75 0%, #3a3d8f 50%, #b88746 130%);
  }
  .brand__name {
    display: inline-flex;
    flex-direction: column;
    line-height: 1.1;
  }
  .brand__name small {
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-text-soft);
    font-weight: 400;
    margin-top: 1px;
  }

  .nav {
    display: flex;
    align-items: center;
    gap: 2rem;
  }
  .nav a {
    position: relative;
    color: var(--color-text);
    font-weight: 500;
    font-size: 0.92rem;
    transition: color var(--duration-2) var(--motion-standard);
  }
  .nav a:not(.is-cta)::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -6px;
    height: 1px;
    background: currentColor;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--duration-3) var(--motion-emphasized);
  }
  .nav a:not(.is-cta):hover::after { transform: scaleX(1); }
  .nav a:hover { color: var(--color-accent); }
  .nav a.is-cta { margin-left: 0.5rem; color: #fff; }
  .nav a.is-cta:hover { color: #fff; }

  .nav__toggle {
    display: none;
    background: var(--color-bg);
    border: 1px solid var(--color-hairline-strong);
    border-radius: 8px;
    padding: 7px 12px;
    cursor: pointer;
    color: var(--color-text);
    font-size: 0.9rem;
  }

  /* ---------- hero ---------- */
  .hero {
    position: relative;
    padding: 7rem 0 5rem;
    overflow: hidden;
  }
  .hero__inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
    gap: 4.5rem;
    align-items: center;
  }
  .hero--centered .hero__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero--centered .hero__copy { margin: 0 auto; }
  .hero--centered .hero__sub { margin-left: auto; margin-right: auto; }
  .hero--centered .hero__ctas { justify-content: center; }
  .hero--centered .hero__trust { justify-content: center; }

  .hero__copy { max-width: 680px; }

  .hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.42rem 0.95rem 0.42rem 0.75rem;
    background: var(--color-bg);
    border: 1px solid var(--color-hairline-strong);
    border-radius: 999px;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 400;
    letter-spacing: 0.08em;
    color: var(--color-text-muted);
    margin-bottom: 2.25rem;
    box-shadow: var(--shadow-sm);
  }
  .hero__badge .dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--color-success);
    box-shadow: 0 0 0 0 rgba(14, 124, 90, 0.45);
    animation: pulse 2.2s infinite;
  }
  @keyframes pulse {
    0%   { box-shadow: 0 0 0 0 rgba(14, 124, 90, 0.4); }
    70%  { box-shadow: 0 0 0 11px rgba(14, 124, 90, 0); }
    100% { box-shadow: 0 0 0 0 rgba(14, 124, 90, 0); }
  }

  .hero h1 {
    font-size: clamp(2.75rem, 5.2vw + 1rem, 5.5rem);
    line-height: 0.97;
    letter-spacing: -0.045em;
    font-weight: 500;
    margin-bottom: 1.75rem;
    color: var(--color-text);
  }
  .hero h1 .em {
    font-family: var(--font-serif);
    font-style: italic;
    font-weight: 400;
    background: linear-gradient(
      100deg,
      #3a3d8f 0%,
      #5b5fb8 25%,
      #7e6cc6 50%,
      #5b5fb8 75%,
      #3a3d8f 100%
    );
    background-size: 220% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.02em;
    animation: shimmer 8s linear infinite;
  }
  @keyframes shimmer {
    0%   { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
  }

  .hero__sub {
    font-size: 1.125rem;
    line-height: 1.6;
    color: var(--color-text-muted);
    max-width: 560px;
    margin: 0 0 2.5rem;
  }

  .hero__ctas {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 3rem;
  }

  .hero__trust {
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem 1.85rem;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text-soft);
    font-variant-numeric: tabular-nums;
  }
  .hero__trust span {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
  }
  .hero__trust span::before {
    content: "";
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--color-accent);
  }

  /* hero visual — laptop / browser */
  .hero__visual {
    position: relative;
    min-height: 420px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .browser {
    position: relative;
    width: 100%;
    max-width: 520px;
    aspect-ratio: 4 / 3;
    background: linear-gradient(180deg, #1c1f3d 0%, #0c0e22 100%);
    border-radius: 18px;
    border: 1px solid rgba(20, 22, 40, 0.16);
    box-shadow:
      0 36px 80px -20px rgba(20, 22, 40, 0.45),
      0 8px 20px -8px rgba(20, 22, 40, 0.22),
      0 0 0 1px rgba(255, 255, 255, 0.04) inset,
      0 0 100px -10px rgba(58, 61, 143, 0.35);
    padding: 12px;
    transform: rotate(-1.5deg);
    transition: transform var(--duration-5) var(--motion-emphasized);
  }
  .browser:hover { transform: rotate(0deg) translateY(-4px); }
  .browser__bar {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 0 6px 10px;
  }
  .browser__bar i {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.18);
    display: block;
  }
  .browser__bar i:nth-child(1) { background: #ff5f57; }
  .browser__bar i:nth-child(2) { background: #febc2e; }
  .browser__bar i:nth-child(3) { background: #28c840; }
  .browser__bar .browser__url {
    margin-left: 12px;
    flex: 1;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 6px;
    padding: 4px 10px;
    font-family: var(--font-mono);
    font-size: 10px;
    color: rgba(255, 255, 255, 0.5);
    letter-spacing: 0.04em;
    text-align: left;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .browser__screen {
    background: #0a0c1d;
    border-radius: 10px;
    height: calc(100% - 40px);
    padding: 14px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    overflow: hidden;
  }
  .browser__post {
    background: rgba(255, 255, 255, 0.035);
    border: 1px solid rgba(255, 255, 255, 0.07);
    border-radius: 8px;
    padding: 10px 12px;
    color: #d8dbf0;
    font-size: 11px;
    line-height: 1.5;
  }
  .browser__post-author {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 6px;
  }
  .browser__post-avatar {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: linear-gradient(135deg, #5b5fb8, #b88746);
  }
  .browser__post-name {
    font-weight: 500;
    color: #eef0fc;
    font-size: 10.5px;
  }
  .browser__post-meta {
    color: rgba(255, 255, 255, 0.45);
    font-family: var(--font-mono);
    font-size: 8.5px;
    letter-spacing: 0.08em;
  }
  .browser__cc-card {
    margin-top: auto;
    background:
      linear-gradient(180deg, rgba(58, 61, 143, 0.24) 0%, rgba(184, 135, 70, 0.10) 100%);
    border: 1px solid rgba(126, 108, 198, 0.42);
    border-radius: 10px;
    padding: 10px 12px;
    color: #f3f4ff;
    font-size: 10.5px;
    line-height: 1.55;
    box-shadow: 0 12px 32px -10px rgba(58, 61, 143, 0.55);
  }
  .browser__cc-card-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 6px;
  }
  .browser__cc-card-tag {
    font-family: var(--font-mono);
    font-size: 8.5px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.62);
  }
  .browser__cc-card-tone {
    font-family: var(--font-mono);
    font-size: 8.5px;
    letter-spacing: 0.12em;
    color: #d8a96a;
  }
  .browser__cc-card-actions {
    display: flex;
    gap: 6px;
    margin-top: 8px;
  }
  .browser__cc-pill {
    font-size: 9.5px;
    padding: 3px 8px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.10);
    color: #eef0fc;
  }
  .browser__cc-pill--primary {
    background: rgba(255, 255, 255, 0.92);
    color: #1c1e55;
    border-color: transparent;
    font-weight: 500;
  }

  /* ---------- marquee ---------- */
  .marquee {
    position: relative;
    padding: 2.25rem 0;
    overflow: hidden;
    mask-image: linear-gradient(to right, transparent 0, black 12%, black 88%, transparent 100%);
    -webkit-mask-image: linear-gradient(to right, transparent 0, black 12%, black 88%, transparent 100%);
    border-top: 1px solid var(--color-hairline);
    border-bottom: 1px solid var(--color-hairline);
  }
  .marquee__track {
    display: flex;
    gap: 3.5rem;
    width: max-content;
    animation: marquee 50s linear infinite;
  }
  .marquee__item {
    font-family: var(--font-serif);
    font-style: italic;
    font-weight: 400;
    font-size: clamp(1.75rem, 3vw, 2.75rem);
    letter-spacing: -0.025em;
    color: var(--color-text-soft);
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: 3.5rem;
    opacity: 0.85;
  }
  .marquee__item::after {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-accent);
    opacity: 0.5;
  }
  .marquee__item.is-accent {
    color: transparent;
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    background-clip: text;
    font-style: normal;
    font-family: var(--font-sans);
    font-weight: 400;
    letter-spacing: -0.02em;
  }
  @keyframes marquee {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
  }

  /* ---------- how-it-works ---------- */
  .how {
    display: grid;
    gap: 1.25rem;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    position: relative;
  }
  .how__step {
    position: relative;
    padding: 2rem 1.9rem;
    background: var(--color-bg);
    border: 1px solid var(--color-hairline);
    border-radius: var(--radius-lg);
    box-shadow: var(--elevation-1);
    transition: border-color var(--duration-3) var(--motion-emphasized),
                transform var(--duration-3) var(--motion-emphasized),
                box-shadow var(--duration-3) var(--motion-emphasized);
    overflow: hidden;
  }
  .how__step::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(600px 200px at 0% 0%, rgba(58, 61, 143, 0.06), transparent 60%);
    opacity: 0;
    transition: opacity var(--duration-3) var(--motion-emphasized);
    pointer-events: none;
  }
  .how__step:hover {
    border-color: var(--color-accent);
    transform: translateY(-4px);
    box-shadow: var(--elevation-4);
  }
  .how__step:hover::before { opacity: 1; }
  .how__num {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.14em;
    color: var(--color-accent);
    margin-bottom: 1.5rem;
    display: block;
    text-transform: uppercase;
    font-variant-numeric: tabular-nums;
  }
  .how__icon {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    background: var(--color-accent-soft);
    color: var(--color-accent);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    border: 1px solid rgba(58, 61, 143, 0.18);
  }
  .how__icon svg { width: 22px; height: 22px; }
  .how__step h3 {
    font-size: 1.35rem;
    margin-bottom: 0.6rem;
    letter-spacing: -0.025em;
    color: var(--color-text);
    font-weight: 500;
  }
  .how__step p { font-size: 0.95rem; margin: 0; color: var(--color-text-muted); }

  /* ---------- featured product (homepage) ---------- */
  .featured {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: 4rem;
    align-items: center;
    padding: 3rem;
    background:
      radial-gradient(700px 400px at 100% 0%, rgba(184, 135, 70, 0.08), transparent 60%),
      radial-gradient(500px 350px at 0% 100%, rgba(58, 61, 143, 0.10), transparent 60%),
      var(--color-bg);
    border: 1px solid var(--color-hairline-strong);
    border-radius: var(--radius-xl);
    box-shadow: var(--elevation-3);
    position: relative;
    overflow: hidden;
  }
  .featured::before {
    content: "";
    position: absolute;
    inset: 0 0 auto 0;
    height: 3px;
    background: var(--gradient-brand);
  }
  .featured__label {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--color-tertiary);
    margin-bottom: 1rem;
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
  }
  .featured__label::before {
    content: "";
    width: 22px;
    height: 1px;
    background: currentColor;
    opacity: 0.5;
  }
  .featured h2 {
    font-size: clamp(1.75rem, 2.4vw + 0.6rem, 2.75rem);
    margin-bottom: 1rem;
  }
  .featured p {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    line-height: 1.6;
  }
  .featured__chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 1.5rem 0 2rem;
    list-style: none;
    padding: 0;
  }
  .featured__chips li {
    padding: 0.32rem 0.75rem;
    background: var(--color-surface);
    border: 1px solid var(--color-hairline);
    border-radius: 999px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.06em;
    color: var(--color-text-muted);
  }
  .featured__ctas {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
  }
  .featured__visual {
    position: relative;
    min-height: 360px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  /* ---------- pillars (Why Aloseis) ---------- */
  .pillars {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
  }
  .pillar {
    padding: 2rem 1.9rem;
    background: var(--color-bg);
    border: 1px solid var(--color-hairline);
    border-radius: var(--radius-lg);
    transition: border-color var(--duration-3) var(--motion-emphasized),
                transform var(--duration-3) var(--motion-emphasized);
  }
  .pillar:hover {
    border-color: var(--color-accent);
    transform: translateY(-3px);
  }
  .pillar__icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: var(--color-accent-soft);
    color: var(--color-accent);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    border: 1px solid rgba(58, 61, 143, 0.16);
  }
  .pillar__icon svg { width: 22px; height: 22px; }
  .pillar h3 {
    font-size: 1.2rem;
    font-weight: 500;
    letter-spacing: -0.02em;
    margin-bottom: 0.55rem;
  }
  .pillar p { font-size: 0.95rem; margin: 0; color: var(--color-text-muted); }

  /* ---------- bento (product features) ---------- */
  .bento {
    display: grid;
    gap: 1.25rem;
    grid-template-columns: repeat(6, 1fr);
    grid-auto-rows: minmax(220px, auto);
  }
  .bento__cell {
    position: relative;
    padding: 1.85rem;
    background: var(--color-bg);
    border: 1px solid var(--color-hairline);
    border-radius: var(--radius-lg);
    box-shadow: var(--elevation-1);
    transition: border-color var(--duration-3) var(--motion-emphasized),
                transform var(--duration-3) var(--motion-emphasized),
                box-shadow var(--duration-3) var(--motion-emphasized);
    overflow: hidden;
    display: flex;
    flex-direction: column;
  }
  .bento__cell:hover {
    border-color: var(--color-accent);
    transform: translateY(-3px);
    box-shadow: var(--elevation-4);
  }
  .bento__cell--hero { grid-column: span 4; grid-row: span 2; }
  .bento__cell--md { grid-column: span 2; grid-row: span 1; }
  .bento__cell--md-tall { grid-column: span 2; grid-row: span 2; }
  .bento__cell--sm { grid-column: span 2; grid-row: span 1; }
  .bento__cell--wide { grid-column: span 3; grid-row: span 1; }

  .bento__icon {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    background: var(--color-accent-soft);
    color: var(--color-accent);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.1rem;
    border: 1px solid rgba(58, 61, 143, 0.16);
  }
  .bento__icon svg { width: 20px; height: 20px; }
  .bento__cell h3 {
    font-size: 1.2rem;
    font-weight: 500;
    letter-spacing: -0.025em;
    margin-bottom: 0.5rem;
    color: var(--color-text);
  }
  .bento__cell p {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    margin: 0 0 1rem;
  }
  .bento__cell--hero h3 { font-size: 1.5rem; }

  .bento__cell.accent-amber .bento__icon {
    background: var(--color-tertiary-soft);
    color: var(--color-tertiary-ink);
    border-color: rgba(184, 135, 70, 0.22);
  }
  .bento__badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-family: var(--font-mono);
    font-size: 0.62rem;
    font-weight: 500;
    letter-spacing: 0.16em;
    color: var(--color-tertiary-ink);
    background: var(--color-tertiary-soft);
    border: 1px solid rgba(184, 135, 70, 0.3);
    padding: 0.18rem 0.55rem;
    border-radius: 999px;
    text-transform: uppercase;
  }

  /* generic widget micro-illustrations */
  .widget {
    margin-top: auto;
    padding: 0.85rem;
    background: var(--color-surface);
    border: 1px solid var(--color-hairline);
    border-radius: 10px;
    font-family: var(--font-mono);
    font-size: 0.76rem;
    color: var(--color-text-muted);
  }
  .widget--chain {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
  }
  .widget--chain .chain__node {
    background: var(--color-bg);
    border: 1px solid var(--color-hairline-strong);
    padding: 0.32rem 0.65rem;
    border-radius: 8px;
    color: var(--color-text);
    font-size: 0.72rem;
    letter-spacing: 0.04em;
  }
  .widget--chain .chain__link {
    width: 16px;
    height: 1px;
    background: var(--color-text-faint);
  }
  .widget--chain .chain__node--out {
    background: var(--gradient-brand);
    color: #fff;
    border-color: transparent;
  }
  .widget--log .log__line {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    line-height: 1.4;
  }
  .widget--log .log__ok { color: var(--color-success); font-weight: 500; }
  .widget--keys {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
  }
  .key-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.25rem 0.55rem;
    background: var(--color-bg);
    border: 1px solid var(--color-hairline-strong);
    border-radius: 999px;
    font-size: 0.72rem;
    color: var(--color-text);
  }
  .key-pill__dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-success);
  }

  /* tone chips for "How it works" sample comments */
  .tone-grid {
    display: grid;
    gap: 0.75rem;
    margin-top: 1rem;
  }
  .tone-card {
    padding: 0.85rem 1rem;
    border: 1px solid var(--color-hairline);
    border-radius: 12px;
    background: var(--color-bg);
    font-size: 0.92rem;
    color: var(--color-text-muted);
    line-height: 1.5;
  }
  .tone-card__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.45rem;
  }
  .tone-card__tag {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-accent);
    font-weight: 500;
  }
  .tone-card__chars {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--color-text-faint);
    letter-spacing: 0.08em;
  }

  /* ---------- pricing ---------- */
  .pricing {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.5rem;
    max-width: 880px;
    margin: 0 auto;
  }
  .price-card {
    position: relative;
    padding: 2.25rem 2rem 2rem;
    background: var(--color-bg);
    border: 1px solid var(--color-hairline-strong);
    border-radius: var(--radius-xl);
    box-shadow: var(--elevation-2);
    display: flex;
    flex-direction: column;
    overflow: hidden;
  }
  .price-card--featured {
    border-color: transparent;
    background:
      radial-gradient(500px 350px at 100% 0%, rgba(184, 135, 70, 0.08), transparent 60%),
      radial-gradient(500px 350px at 0% 100%, rgba(58, 61, 143, 0.10), transparent 60%),
      var(--color-bg);
    box-shadow: var(--elevation-4);
  }
  .price-card--featured::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: var(--radius-xl);
    padding: 1px;
    background: var(--gradient-brand);
    -webkit-mask: linear-gradient(#000, #000) content-box,
                  linear-gradient(#000, #000);
    -webkit-mask-composite: xor;
            mask-composite: exclude;
    pointer-events: none;
  }
  .price-card__tag {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 1rem;
  }
  .price-card__amount {
    display: baseline;
    font-family: var(--font-sans);
    margin-bottom: 0.25rem;
  }
  .price-card__amount .num {
    font-size: 3rem;
    font-weight: 500;
    letter-spacing: -0.04em;
    color: var(--color-text);
    line-height: 1;
  }
  .price-card__amount .per {
    font-size: 0.95rem;
    color: var(--color-text-soft);
    margin-left: 0.4rem;
  }
  .price-card__sub {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin: 0 0 1.4rem;
  }
  .price-card ul {
    list-style: none;
    padding: 0;
    margin: 0 0 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
  }
  .price-card li {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    display: flex;
    align-items: flex-start;
    gap: 0.55rem;
  }
  .price-card li::before {
    content: "";
    width: 14px;
    height: 14px;
    margin-top: 4px;
    border-radius: 50%;
    background: var(--color-accent-soft);
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'><path fill='none' stroke='%233a3d8f' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' d='M2.5 6.2 5 8.7l4.5-5'/></svg>");
    background-repeat: no-repeat;
    background-position: center;
    flex-shrink: 0;
  }
  .price-card .btn { margin-top: auto; }

  /* ---------- screenshot placeholder ---------- */
  .shot-grid {
    display: grid;
    gap: 1.25rem;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .shot {
    position: relative;
    aspect-ratio: 4/3;
    background:
      linear-gradient(180deg, var(--color-surface) 0%, var(--color-surface-2) 100%);
    border: 1px solid var(--color-hairline);
    border-radius: var(--radius-lg);
    box-shadow: var(--elevation-1);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    text-align: center;
  }
  .shot::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(to right, rgba(58, 61, 143, 0.05) 1px, transparent 1px),
      linear-gradient(to bottom, rgba(58, 61, 143, 0.05) 1px, transparent 1px);
    background-size: 24px 24px;
    mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, black 30%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, black 30%, transparent 80%);
    pointer-events: none;
  }
  .shot__num {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 0.6rem;
    z-index: 1;
  }
  .shot h4 {
    font-size: 1rem;
    color: var(--color-text);
    margin-bottom: 0.35rem;
    font-weight: 500;
    z-index: 1;
  }
  .shot p {
    font-size: 0.85rem;
    color: var(--color-text-soft);
    margin: 0;
    z-index: 1;
    max-width: 280px;
  }
  .shot__mark {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: var(--gradient-brand);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.85rem;
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 18px;
    z-index: 1;
    box-shadow: var(--shadow-accent);
  }

  /* ---------- FAQ ---------- */
  .faq {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
  }
  .faq details {
    background: var(--color-bg);
    border: 1px solid var(--color-hairline);
    border-radius: var(--radius-md);
    padding: 1.25rem 1.5rem;
    transition: border-color var(--duration-3) var(--motion-emphasized),
                box-shadow var(--duration-3) var(--motion-emphasized);
  }
  .faq details[open] {
    border-color: var(--color-accent);
    box-shadow: var(--elevation-2);
  }
  .faq summary {
    cursor: pointer;
    font-weight: 500;
    font-size: 1rem;
    color: var(--color-text);
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
  }
  .faq summary::-webkit-details-marker { display: none; }
  .faq summary::after {
    content: "";
    width: 14px;
    height: 14px;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14'><path fill='none' stroke='%234a4d63' stroke-width='1.6' stroke-linecap='round' d='M7 2v10M2 7h10'/></svg>");
    background-size: contain;
    flex-shrink: 0;
    transition: transform var(--duration-2) var(--motion-emphasized);
  }
  .faq details[open] summary::after {
    transform: rotate(45deg);
  }
  .faq p {
    margin: 0.85rem 0 0;
    color: var(--color-text-muted);
    font-size: 0.97rem;
    line-height: 1.65;
  }

  /* ---------- final CTA ---------- */
  .final-cta {
    padding: var(--space-30) 0;
    text-align: center;
  }
  .final-cta__headline {
    font-size: clamp(2.5rem, 5vw + 1rem, 4.75rem);
    line-height: 1.0;
    letter-spacing: -0.04em;
    font-weight: 500;
    margin: 0 0 2rem;
  }
  .final-cta__headline .em {
    font-family: var(--font-serif);
    font-style: italic;
    font-weight: 400;
    background: linear-gradient(100deg, #3a3d8f 0%, #5b5fb8 50%, #7e6cc6 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
  }
  .final-cta__ctas {
    display: flex;
    gap: 0.75rem;
    justify-content: center;
    flex-wrap: wrap;
  }
  .final-cta__meta {
    margin-top: 2rem;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-text-soft);
  }

  /* ---------- footer ---------- */
  .site-footer {
    border-top: 1px solid var(--color-hairline);
    padding: var(--space-16) 0 var(--space-10);
    background: linear-gradient(180deg, transparent 0%, var(--color-surface) 100%);
  }
  .site-footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
  }
  .site-footer__intro p {
    margin: 1rem 0 0;
    max-width: 360px;
    font-size: 0.92rem;
  }
  .site-footer h4 {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--color-text-soft);
    margin-bottom: 1.2rem;
  }
  .site-footer ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
  }
  .site-footer li a {
    color: var(--color-text-muted);
    font-size: 0.92rem;
  }
  .site-footer li a:hover { color: var(--color-text); }
  .site-footer__meta {
    border-top: 1px solid var(--color-hairline);
    padding-top: 1.5rem;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    color: var(--color-text-soft);
    text-transform: uppercase;
  }

  /* ---------- doc (legal pages) ---------- */
  .doc {
    max-width: 1080px;
    margin: 0 auto;
    padding: 5rem 1.75rem 6rem;
    display: grid;
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 3.5rem;
    align-items: start;
  }
  .doc__toc {
    position: sticky;
    top: 100px;
    border-left: 1px solid var(--color-hairline);
    padding-left: 1.25rem;
  }
  .doc__toc-title {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--color-text-soft);
    margin-bottom: 1rem;
  }
  .doc__toc ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
  }
  .doc__toc a {
    color: var(--color-text-muted);
    font-size: 0.85rem;
    line-height: 1.45;
    display: block;
  }
  .doc__toc a:hover { color: var(--color-accent); }
  .doc__toc a.is-active {
    color: var(--color-accent);
    font-weight: 500;
  }

  .doc__body {
    max-width: var(--container-reading);
  }
  .doc__body h1 {
    font-size: clamp(2.25rem, 3.5vw + 0.5rem, 3.5rem);
    margin-bottom: 0.5rem;
    letter-spacing: -0.035em;
  }
  .doc__meta {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    color: var(--color-text-soft);
    text-transform: uppercase;
    margin-bottom: 2.5rem;
  }
  .doc__body h2 {
    font-size: 1.55rem;
    margin: 2.75rem 0 0.85rem;
    letter-spacing: -0.02em;
    font-weight: 500;
  }
  .doc__body h3 {
    font-size: 1.15rem;
    margin: 1.85rem 0 0.6rem;
    font-weight: 600;
  }
  .doc__body p { font-size: 1rem; line-height: 1.7; }
  .doc__body ul, .doc__body ol {
    padding-left: 1.4rem;
    margin: 0.5rem 0 1.25rem;
    color: var(--color-text-muted);
  }
  .doc__body li { line-height: 1.7; margin-bottom: 0.35rem; }
  .doc__body strong { color: var(--color-text); font-weight: 600; }
  .doc__body a {
    color: var(--color-accent);
    border-bottom: 1px solid rgba(58, 61, 143, 0.25);
    padding-bottom: 1px;
  }
  .doc__body a:hover {
    color: var(--color-accent-dark);
    border-bottom-color: currentColor;
  }

  .callout {
    background: var(--color-surface);
    border: 1px solid var(--color-hairline);
    border-left: 3px solid var(--color-accent);
    border-radius: var(--radius);
    padding: 1.15rem 1.4rem;
    margin: 1.5rem 0;
  }
  .callout p { margin: 0; font-size: 0.97rem; }
  .callout strong { color: var(--color-text); }

  /* tagged-list (homepage product highlight reasons) */
  .reasons {
    display: grid;
    gap: 1rem;
  }
  .reason {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    padding: 1rem 0;
    border-bottom: 1px solid var(--color-hairline);
  }
  .reason:last-child { border-bottom: 0; }
  .reason__num {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.14em;
    color: var(--color-accent);
    flex-shrink: 0;
    width: 36px;
    margin-top: 4px;
  }
  .reason__body strong {
    display: block;
    color: var(--color-text);
    font-weight: 500;
    margin-bottom: 0.2rem;
    font-size: 1rem;
    letter-spacing: -0.01em;
  }
  .reason__body p {
    margin: 0;
    font-size: 0.94rem;
    color: var(--color-text-muted);
  }
}

/* ============================================================
   pages — small page-scoped tweaks
   ============================================================ */
@layer pages {
  .product-hero h1 .em { font-size: 1.05em; }

  .product-mockup {
    position: relative;
    padding: 1.25rem;
    border-radius: var(--radius-xl);
    background: var(--color-surface);
    border: 1px solid var(--color-hairline);
    box-shadow: var(--elevation-3);
    overflow: hidden;
  }

  .product-feature-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 4rem;
    align-items: center;
    margin-bottom: 4rem;
  }
  .product-feature-row:nth-child(even) {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
  .product-feature-row:nth-child(even) .product-feature-row__visual { order: -1; }

  .product-feature-row h3 {
    font-size: 1.65rem;
    font-weight: 500;
    letter-spacing: -0.025em;
    margin-bottom: 0.85rem;
  }
  .product-feature-row p {
    font-size: 1.05rem;
    line-height: 1.65;
    color: var(--color-text-muted);
    max-width: 460px;
  }
}

/* ============================================================
   utilities + responsive
   ============================================================ */
@layer utilities {
  .reveal {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity var(--duration-5) var(--motion-emphasized-decel),
                transform var(--duration-5) var(--motion-emphasized-decel);
  }
  .reveal.is-in { opacity: 1; transform: translateY(0); }
  .reveal--delay-1 { transition-delay: 80ms; }
  .reveal--delay-2 { transition-delay: 160ms; }
  .reveal--delay-3 { transition-delay: 240ms; }

  .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;
  }
}

/* ---------- responsive ---------- */
@media (max-width: 1080px) {
  .bento {
    grid-template-columns: repeat(4, 1fr);
  }
  .bento__cell--hero { grid-column: span 4; }
  .bento__cell--md { grid-column: span 2; }
  .bento__cell--md-tall { grid-column: span 2; grid-row: span 2; }
  .bento__cell--sm { grid-column: span 2; }
  .bento__cell--wide { grid-column: span 4; }

  .featured {
    grid-template-columns: 1fr;
    padding: 2.25rem;
    gap: 2.5rem;
  }
  .doc {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 4rem 1.5rem 5rem;
  }
  .doc__toc {
    position: static;
    border-left: 0;
    border-top: 1px solid var(--color-hairline);
    padding: 1.25rem 0 0;
  }
}

@media (max-width: 880px) {
  .nav { display: none; gap: 1rem; }
  .nav.is-open {
    display: flex;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-hairline);
    padding: 1.25rem 1.75rem 1.5rem;
    gap: 1rem;
    box-shadow: var(--elevation-3);
  }
  .nav.is-open a { font-size: 1rem; }
  .nav.is-open a.is-cta { margin-left: 0; }
  .nav__toggle { display: inline-flex; align-items: center; gap: 0.5rem; }

  .hero { padding: 4rem 0 3rem; }
  .hero__inner {
    grid-template-columns: 1fr;
    gap: 3rem;
    text-align: left;
  }
  .hero__visual { min-height: 320px; }

  .section { padding: var(--space-20) 0; }
  .how, .pillars, .pricing, .shot-grid {
    grid-template-columns: 1fr;
  }
  .shot-grid { grid-template-columns: repeat(2, 1fr); gap: 1rem; }

  .bento {
    grid-template-columns: 1fr;
    grid-auto-rows: auto;
  }
  .bento__cell--hero,
  .bento__cell--md,
  .bento__cell--md-tall,
  .bento__cell--sm,
  .bento__cell--wide {
    grid-column: span 1;
    grid-row: auto;
  }

  .product-feature-row,
  .product-feature-row:nth-child(even) {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .product-feature-row:nth-child(even) .product-feature-row__visual { order: 0; }

  .site-footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
  .site-footer__intro { grid-column: span 2; }
  .site-footer__meta {
    flex-direction: column;
    align-items: flex-start;
  }

  .featured__visual { min-height: 280px; }
}

@media (max-width: 520px) {
  .shot-grid { grid-template-columns: 1fr; }
  .featured { padding: 1.75rem; }
  .doc { padding: 3rem 1.25rem 4rem; }
  .price-card { padding: 1.75rem 1.5rem; }
}

@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;
  }
  .reveal { opacity: 1; transform: none; }
}