@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&family=Manrope:wght@600;700;800;900&display=swap");

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

/* ===== RESET ===== */
@layer reset {
  *, *::before, *::after { box-sizing: border-box; }
  html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
  body, h1, h2, h3, h4, h5, p, figure, ul, ol { margin: 0; padding: 0; }
  ul, ol { list-style: none; }
  img, svg { display: block; max-width: 100%; height: auto; }
  button, input, select, textarea { font: inherit; color: inherit; }
  button { background: none; border: 0; cursor: pointer; }
  a { color: inherit; text-decoration: none; }
}

/* ===== TOKENS ===== */
@layer tokens {
  :root {
    color-scheme: light;
    --navy: #0b2545;
    --navy-2: #122c56;
    --navy-3: #1b3a6a;
    --navy-900: #06192f;
    --red: #e1142a;
    --red-2: #c30e22;
    --red-soft: #fde6e9;
    --ink: #0a1424;
    --steel: #5b6b85;
    --muted: #8a96ab;
    --line: #e6ebf2;
    --line-2: #d8dfeb;
    --bg: #f6f8fb;
    --bg-2: #eef2f8;
    --white: #ffffff;
    --success: #1f9d6a;
    --shadow-sm: 0 2px 6px rgba(11, 37, 69, 0.06);
    --shadow-md: 0 8px 24px rgba(11, 37, 69, 0.09);
    --shadow-lg: 0 20px 50px rgba(11, 37, 69, 0.14);
    --shadow-red: 0 14px 28px rgba(225, 20, 42, 0.22);
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 22px;
    --radius-xl: 32px;
    --container: 1440px;
    --container-wide: 1560px;
    --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
    --header-h: 88px;
  }
}

/* ===== BASE ===== */
@layer base {
  body {
    min-width: 320px;
    background: var(--white);
    color: var(--ink);
    font-family: Inter, system-ui, -apple-system, "Segoe UI", sans-serif;
    font-size: 16px;
    line-height: 1.6;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
  }
  body.menu-open { overflow: hidden; }
  p { color: var(--steel); }
  h1, h2, h3, h4, h5 {
    color: var(--navy);
    font-family: Manrope, Inter, system-ui, sans-serif;
    line-height: 1.12;
    letter-spacing: -0.01em;
  }
  h1 { font-size: clamp(2.25rem, 4vw, 3.5rem); font-weight: 800; }
  h2 { font-size: clamp(1.75rem, 2.8vw, 2.6rem); font-weight: 800; }
  h3 { font-size: clamp(1.15rem, 1.4vw, 1.4rem); font-weight: 800; }
  h4 { font-size: 1.05rem; font-weight: 800; }
  :focus-visible {
    outline: 3px solid color-mix(in srgb, var(--red), white 30%);
    outline-offset: 3px;
    border-radius: 6px;
  }
  ::selection { background: var(--red); color: #fff; }
}

/* ===== LAYOUT ===== */
@layer layout {
  .container {
    width: min(var(--container), 100% - clamp(24px, 4vw, 64px));
    margin-inline: auto;
  }
  .container--wide {
    width: min(var(--container-wide), 100% - clamp(24px, 3vw, 56px));
  }
  .page-shell { overflow-x: clip; }
  .section { padding-block: clamp(48px, 6vw, 96px); }
  .section-tight { padding-block: clamp(32px, 4vw, 64px); }
  .section-soft { background: var(--bg); }
  .section-navy { background: var(--navy); color: #fff; }

  .two-col {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(28px, 4vw, 64px);
    align-items: center;
  }
  .two-col--text-wide {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }
  .grid-2, .grid-3, .grid-4, .grid-5 {
    display: grid;
    gap: clamp(16px, 1.6vw, 22px);
  }
  .grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .grid-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .stack { display: grid; gap: 16px; }
  .stack-lg { display: grid; gap: 26px; }
  .stack-sm { display: grid; gap: 10px; }
  .inline-actions, .pill-row {
    display: flex; flex-wrap: wrap; gap: 12px; align-items: center;
  }
}

/* ===== COMPONENTS ===== */
@layer components {
  /* skip link */
  .skip-link {
    position: fixed; z-index: 200; top: 12px; left: 12px;
    translate: 0 -180%;
    border-radius: 999px; background: var(--navy); color: #fff;
    padding: 10px 16px; transition: translate 160ms var(--ease);
  }
  .skip-link:focus { translate: 0; }

  /* header */
  .site-header {
    position: sticky; z-index: 50; top: 0;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 2px 8px rgba(11, 37, 69, 0.04);
  }
  .nav-wrap {
    display: grid;
    grid-template-columns: 200px 1fr auto;
    align-items: center;
    min-height: var(--header-h);
    gap: 24px;
  }
  .brand img { width: 190px; height: auto; }
  .main-nav {
    display: flex; justify-content: center;
    gap: clamp(14px, 1.8vw, 32px);
    color: var(--navy); font-size: 0.95rem; font-weight: 700;
  }
  .main-nav a {
    position: relative; padding-block: 32px;
    transition: color 160ms var(--ease);
  }
  .main-nav a::after {
    content: ""; position: absolute; left: 50%; bottom: 20px;
    width: 28px; height: 3px; border-radius: 999px;
    background: var(--red);
    transform: translateX(-50%) scaleX(0);
    transition: transform 200ms var(--ease);
  }
  .main-nav a:hover, .main-nav a[aria-current="page"] { color: var(--red); }
  .main-nav a:hover::after, .main-nav a[aria-current="page"]::after { transform: translateX(-50%) scaleX(1); }
  .nav-actions { display: flex; align-items: center; gap: 14px; }
  .phone-link { color: var(--navy); font-weight: 800; white-space: nowrap; }
  .menu-toggle {
    display: none; width: 44px; height: 44px;
    align-items: center; justify-content: center;
    border: 1px solid var(--line); border-radius: 10px; background: #fff;
    color: var(--navy);
  }
  .menu-toggle span,
  .menu-toggle span::before,
  .menu-toggle span::after {
    display: block; width: 20px; height: 2px; border-radius: 999px;
    background: currentColor; content: "";
  }
  .menu-toggle span::before { translate: 0 -7px; }
  .menu-toggle span::after { translate: 0 5px; }

  /* buttons */
  .btn {
    display: inline-flex; align-items: center; justify-content: center;
    gap: 10px; min-height: 48px; padding: 0 22px;
    border: 1px solid transparent; border-radius: 10px;
    font-weight: 800; line-height: 1; white-space: nowrap;
    transition: transform 160ms var(--ease), box-shadow 160ms var(--ease),
                background 160ms var(--ease), border-color 160ms var(--ease),
                color 160ms var(--ease);
  }
  .btn:hover { transform: translateY(-1px); }
  .btn-primary {
    background: linear-gradient(180deg, var(--red), var(--red-2));
    color: #fff; box-shadow: var(--shadow-red);
  }
  .btn-primary:hover { box-shadow: 0 18px 32px rgba(225, 20, 42, 0.28); }
  .btn-navy {
    background: var(--navy); color: #fff;
    box-shadow: 0 10px 22px rgba(11, 37, 69, 0.22);
  }
  .btn-navy:hover { background: var(--navy-2); }
  .btn-outline {
    border-color: var(--line-2); background: #fff; color: var(--navy);
  }
  .btn-outline:hover { border-color: var(--navy); }
  .btn-outline-light {
    border-color: rgba(255, 255, 255, 0.5); background: transparent; color: #fff;
  }
  .btn-outline-light:hover { background: rgba(255, 255, 255, 0.1); border-color: #fff; }
  .btn-subtle {
    border-color: var(--line); background: var(--bg); color: var(--navy);
  }
  .btn-lg { min-height: 54px; padding: 0 28px; font-size: 1.02rem; }
  .btn-sm { min-height: 38px; padding: 0 16px; font-size: 0.86rem; }
  .btn-block { width: 100%; }

  /* HERO – light variant */
  .hero {
    position: relative; overflow: hidden;
    background:
      radial-gradient(circle at 62% 30%, rgba(11, 37, 69, 0.06), transparent 36rem),
      linear-gradient(180deg, #fff, var(--bg));
    border-bottom: 1px solid var(--line);
  }
  .hero-inner {
    position: relative; z-index: 1;
    padding-block: clamp(48px, 6vw, 88px);
  }

  /* HERO – dark variant */
  .dark-hero {
    position: relative; overflow: hidden; color: #fff;
    background:
      radial-gradient(circle at 70% 30%, rgba(43, 110, 200, 0.32), transparent 28rem),
      linear-gradient(135deg, #0a2244 0%, #0b2545 55%, #06192f 100%);
  }
  .dark-hero::before {
    content: ""; position: absolute; inset: 0;
    background-image:
      radial-gradient(rgba(255, 255, 255, 0.2) 1px, transparent 1px);
    background-size: 22px 22px;
    opacity: 0.35;
    mask-image: radial-gradient(circle at 65% 40%, #000 0, transparent 60%);
    pointer-events: none;
  }
  .dark-hero h1, .dark-hero h2, .dark-hero h3,
  .dark-hero h4, .dark-hero p, .dark-hero .eyebrow,
  .dark-hero .crumbs, .dark-hero .crumbs a { color: #fff; }
  .dark-hero p { color: rgba(255, 255, 255, 0.84); }

  /* red wedge — diagonal corner accent */
  .wedge-red {
    position: absolute; right: 0; bottom: 0;
    width: clamp(180px, 24vw, 320px);
    height: clamp(120px, 16vw, 220px);
    background: var(--red);
    clip-path: polygon(100% 0, 100% 100%, 0 100%);
    z-index: 0;
    pointer-events: none;
  }
  .wedge-red--top-right {
    top: 0; right: 0; bottom: auto;
    clip-path: polygon(20% 0, 100% 0, 100% 80%);
  }
  .hero .wedge-red, .dark-hero .wedge-red { z-index: 0; }

  /* dot grid background helper */
  .dot-grid {
    background-image: radial-gradient(rgba(255, 255, 255, 0.18) 1px, transparent 1px);
    background-size: 22px 22px;
  }

  /* eyebrow / crumbs */
  .eyebrow {
    color: var(--red);
    font-size: 0.8rem; font-weight: 800;
    letter-spacing: 0.08em; text-transform: uppercase;
  }
  .crumbs {
    display: flex; flex-wrap: wrap; gap: 8px; align-items: center;
    color: var(--steel); font-size: 0.85rem; font-weight: 600;
  }
  .crumbs a { color: var(--steel); }
  .crumbs a:hover { color: var(--navy); }
  .crumbs span.sep { opacity: 0.5; }

  /* section heading */
  .section-head {
    display: grid; gap: 10px; max-width: 760px; margin: 0 auto 36px;
    text-align: center;
  }
  .section-head h2::after {
    content: ""; display: block;
    width: 56px; height: 4px; margin: 14px auto 0;
    background: var(--red); border-radius: 999px;
  }
  .section-head--left { margin-inline: 0; text-align: left; }
  .section-head--left h2::after { margin-inline: 0; }

  /* hero copy / hero stage */
  .hero-copy { max-width: 620px; display: grid; gap: 22px; }
  .hero-copy p { font-size: clamp(1.02rem, 1.3vw, 1.18rem); max-width: 540px; }
  .hero-stage {
    position: relative; min-height: 380px;
    display: grid; place-items: center;
  }
  .hero-stage img {
    max-height: 460px; object-fit: contain;
    filter: drop-shadow(0 26px 28px rgba(11, 37, 69, 0.25));
  }
  .hero-stage::before {
    content: ""; position: absolute;
    inset: 12% 8% 8% 12%;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(43, 110, 200, 0.18), transparent 70%);
    z-index: 0;
  }
  .dark-hero .hero-stage::before {
    background: radial-gradient(circle, rgba(120, 180, 255, 0.22), transparent 70%);
  }
  .hero-stage > img, .hero-stage > .spec-chip { position: relative; z-index: 2; }

  /* spec chips — floating mini cards on hero */
  .spec-chips {
    position: absolute; inset: 0; pointer-events: none; z-index: 3;
  }
  .spec-chip {
    position: absolute; pointer-events: auto;
    display: grid; gap: 4px; min-width: 180px;
    padding: 14px 16px;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: #fff;
    box-shadow: var(--shadow-md);
  }
  .spec-chip strong { color: var(--navy); font-size: 0.92rem; font-weight: 800; }
  .spec-chip span { color: var(--steel); font-size: 0.78rem; font-weight: 600; }
  .spec-chip.c1 { top: 8%; right: 0; }
  .spec-chip.c2 { top: 42%; right: -20px; }
  .spec-chip.c3 { bottom: 12%; right: 10%; }
  .dark-hero .spec-chip { border-color: rgba(255, 255, 255, 0.16); }

  /* pills */
  .pill {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 8px 14px;
    border: 1px solid var(--line); border-radius: 999px;
    background: #fff; color: var(--navy);
    font-size: 0.82rem; font-weight: 700;
  }
  .pill--red {
    border-color: transparent;
    background: var(--red-soft); color: var(--red-2);
  }
  .pill--navy {
    border-color: transparent;
    background: var(--navy); color: #fff;
  }
  .pill--dark { background: rgba(255, 255, 255, 0.1); border-color: rgba(255, 255, 255, 0.18); color: #fff; }

  /* TRUST strip (4-up benefit row under hero) */
  .trust-strip {
    display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
    border-block: 1px solid var(--line); background: #fff;
  }
  .trust-item {
    display: grid; gap: 12px; align-content: center;
    padding: 28px 30px;
    border-right: 1px solid var(--line);
  }
  .trust-item:last-child { border-right: 0; }
  .trust-item .icon-tile { margin-bottom: 4px; }

  /* icon tile (navy filled square) */
  .icon-tile {
    display: grid; place-items: center;
    width: 52px; height: 52px;
    border-radius: 12px;
    background: linear-gradient(180deg, var(--navy-2), var(--navy));
    color: #fff;
    box-shadow: 0 8px 18px rgba(11, 37, 69, 0.18);
  }
  .icon-tile svg { width: 24px; height: 24px; }
  .icon-tile--red {
    background: linear-gradient(180deg, var(--red), var(--red-2));
    box-shadow: var(--shadow-red);
  }
  .icon-tile--light {
    background: #fff; color: var(--navy);
    border: 1px solid var(--line);
    box-shadow: var(--shadow-sm);
  }
  .icon-tile--lg { width: 64px; height: 64px; border-radius: 16px; }
  .icon-tile--lg svg { width: 30px; height: 30px; }

  /* feature card (icon + title + paragraph) */
  .feature-card {
    display: grid; gap: 14px;
    padding: 26px;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: #fff;
    box-shadow: var(--shadow-sm);
    transition: transform 200ms var(--ease), box-shadow 200ms var(--ease), border-color 200ms var(--ease);
  }
  .feature-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--line-2);
  }
  .feature-card p { font-size: 0.94rem; }
  .feature-card .meta { color: var(--red); font-size: 0.78rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.06em; }

  /* product card */
  .product-card {
    display: grid; gap: 14px;
    padding: 20px;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: #fff;
    box-shadow: var(--shadow-sm);
    transition: transform 200ms var(--ease), box-shadow 200ms var(--ease), border-color 200ms var(--ease);
    min-height: 100%;
  }
  .product-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--line-2);
  }
  .product-media {
    display: grid; place-items: center;
    min-height: 170px;
    border-radius: 12px;
    background: linear-gradient(180deg, #fafbfd, #eef2f8);
  }
  .product-media img { max-height: 150px; object-fit: contain; }
  .product-card .brand-chip {
    color: var(--steel); font-size: 0.74rem; font-weight: 700;
    letter-spacing: 0.06em; text-transform: uppercase;
  }
  .product-card h3 {
    font-size: 1.25rem; margin: 0;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--red);
    display: inline-block; width: 100%;
  }
  .product-card .kind {
    color: var(--steel); font-size: 0.86rem; font-weight: 600;
    margin-top: -8px;
  }
  .product-card .actions {
    display: grid; grid-template-columns: 1fr 1fr; gap: 10px;
    margin-top: auto;
  }
  .product-card .actions .btn { padding: 0 10px; font-size: 0.84rem; }

  /* spec list (checkmark icon rows) */
  .spec-list {
    display: grid; gap: 8px;
    color: var(--navy);
    font-size: 0.88rem; font-weight: 600;
  }
  .spec-list li {
    display: flex; gap: 10px; align-items: flex-start;
  }
  .spec-list li::before {
    content: ""; flex: 0 0 auto;
    width: 18px; height: 18px;
    border-radius: 50%; background: var(--red-soft);
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23e1142a' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><polyline points='4 12 10 18 20 6'/></svg>");
    background-repeat: no-repeat; background-position: center;
    background-size: 12px;
  }

  /* step card (numbered) */
  .step-card {
    position: relative;
    display: grid; gap: 14px;
    padding: 28px;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: #fff;
    box-shadow: var(--shadow-sm);
  }
  .step-card .num {
    display: grid; place-items: center;
    width: 48px; height: 48px;
    border-radius: 50%;
    background: var(--red); color: #fff;
    font-family: Manrope, Inter, sans-serif;
    font-weight: 900; font-size: 1.05rem;
    box-shadow: var(--shadow-red);
  }
  .step-card .num--navy { background: var(--navy); box-shadow: 0 10px 22px rgba(11, 37, 69, 0.22); }

  /* kpi strip */
  .kpi-strip {
    display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: #fff;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
  }
  .kpi-strip .kpi {
    padding: 26px 22px;
    border-right: 1px solid var(--line);
    display: grid; gap: 4px;
  }
  .kpi-strip .kpi:last-child { border-right: 0; }
  .kpi .num {
    color: var(--navy);
    font-family: Manrope, Inter, sans-serif;
    font-size: clamp(1.7rem, 2.4vw, 2.2rem); font-weight: 900;
    letter-spacing: -0.02em;
  }
  .kpi .num em { color: var(--red); font-style: normal; }
  .kpi .lbl { color: var(--steel); font-size: 0.86rem; font-weight: 600; }

  /* ring badge — concentric circle for "30+" */
  .ring-badge {
    position: relative;
    display: grid; place-items: center;
    width: clamp(220px, 26vw, 320px);
    aspect-ratio: 1;
    border-radius: 50%;
    border: 2px dashed rgba(225, 20, 42, 0.35);
    background:
      radial-gradient(circle, transparent 56%, rgba(11, 37, 69, 0.06) 56.5%, transparent 60%),
      linear-gradient(135deg, var(--navy), var(--navy-2));
    color: #fff;
    text-align: center;
    box-shadow: var(--shadow-lg);
  }
  .ring-badge::before {
    content: ""; position: absolute; inset: 12px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.15);
  }
  .ring-badge .big {
    font-family: Manrope, Inter, sans-serif;
    font-size: clamp(3.2rem, 5vw, 5rem);
    font-weight: 900;
    line-height: 1;
  }
  .ring-badge .lbl {
    color: rgba(255, 255, 255, 0.84);
    font-size: 0.9rem; font-weight: 700;
    margin-top: 8px;
  }
  .ring-badge .years {
    position: absolute; top: -8px; left: 50%; transform: translateX(-50%);
    background: var(--red); color: #fff;
    padding: 4px 14px; border-radius: 999px;
    font-size: 0.78rem; font-weight: 800; letter-spacing: 0.04em;
  }

  /* timeline track */
  .timeline-track {
    position: relative;
    display: grid; grid-template-columns: repeat(4, 1fr);
    gap: 24px; padding: 36px 0 8px;
  }
  .timeline-track::before {
    content: ""; position: absolute; left: 6%; right: 6%; top: 60px;
    height: 2px;
    background: repeating-linear-gradient(90deg, var(--line-2) 0 8px, transparent 8px 16px);
  }
  .timeline-node {
    display: grid; gap: 10px; place-items: start;
    padding: 0 4px;
  }
  .timeline-node .dot {
    display: grid; place-items: center;
    width: 46px; height: 46px; border-radius: 50%;
    background: #fff; border: 2px solid var(--red); color: var(--red);
    font-weight: 900;
    box-shadow: var(--shadow-sm);
  }
  .timeline-node h4 { font-size: 1rem; }
  .timeline-node p { font-size: 0.84rem; }

  /* tier table (Standart/Plus/Kurumsal) */
  .tier-table {
    display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }
  .tier {
    display: grid; gap: 14px;
    padding: 28px 24px;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: #fff;
    box-shadow: var(--shadow-sm);
  }
  .tier--feature {
    border-color: var(--red);
    background: linear-gradient(180deg, #fff, var(--bg));
    box-shadow: var(--shadow-md);
    transform: translateY(-6px);
  }
  .tier .tier-name {
    color: var(--navy);
    font-family: Manrope, Inter, sans-serif;
    font-size: 1.3rem; font-weight: 900;
  }
  .tier--feature .tier-name { color: var(--red); }
  .tier .price { color: var(--steel); font-size: 0.9rem; font-weight: 600; }
  .tier ul { display: grid; gap: 8px; }
  .tier ul li {
    display: flex; gap: 10px; align-items: flex-start;
    font-size: 0.9rem; color: var(--navy);
  }
  .tier ul li::before {
    content: ""; flex: 0 0 auto; width: 16px; height: 16px;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231f9d6a' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><polyline points='4 12 10 18 20 6'/></svg>");
    background-repeat: no-repeat; background-position: center;
    background-size: contain;
    margin-top: 4px;
  }
  .tier ul li.off { color: var(--muted); }
  .tier ul li.off::before {
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238a96ab' stroke-width='3' stroke-linecap='round'><line x1='6' y1='12' x2='18' y2='12'/></svg>");
  }

  /* compare table (3-product comparison) */
  .compare-table {
    display: grid; gap: 0;
    border: 1px solid var(--line); border-radius: var(--radius-md);
    background: #fff; overflow: hidden;
  }
  .compare-row {
    display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr;
    border-bottom: 1px solid var(--line);
  }
  .compare-row:last-child { border-bottom: 0; }
  .compare-row > * {
    padding: 14px 18px;
    border-right: 1px solid var(--line);
    font-size: 0.9rem; color: var(--navy);
  }
  .compare-row > *:last-child { border-right: 0; }
  .compare-row.head { background: var(--bg); font-weight: 800; }
  .compare-row.head .col-prod {
    color: var(--navy); font-family: Manrope, Inter, sans-serif; font-size: 1rem;
  }

  /* partner logo grid */
  .partner-logo-grid {
    display: grid; grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 14px;
  }
  .partner-logo-grid .logo-cell {
    display: grid; place-items: center;
    min-height: 84px;
    padding: 16px;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: var(--bg);
    color: var(--navy);
    font-family: Manrope, Inter, sans-serif;
    font-weight: 900; font-size: 0.96rem;
    letter-spacing: 0.04em;
    text-align: center;
  }

  /* CTA bands */
  .cta-band {
    display: grid; grid-template-columns: 1fr auto;
    gap: 24px; align-items: center;
    padding: clamp(28px, 4vw, 48px);
    border-radius: var(--radius-lg);
    background:
      radial-gradient(circle at 85% 20%, rgba(43, 110, 200, 0.22), transparent 22rem),
      linear-gradient(135deg, var(--navy), var(--navy-900));
    color: #fff;
  }
  .cta-band h2, .cta-band p { color: #fff; }
  .cta-band p { color: rgba(255, 255, 255, 0.82); }
  .cta-band--red {
    background:
      radial-gradient(circle at 18% 30%, rgba(255, 255, 255, 0.18), transparent 22rem),
      linear-gradient(135deg, var(--red), var(--red-2));
  }
  .cta-band--red h2, .cta-band--red p { color: #fff; }

  /* faq accordion */
  .faq { display: grid; gap: 10px; }
  .faq-item {
    border: 1px solid var(--line); border-radius: var(--radius-md);
    background: #fff;
    overflow: hidden;
    transition: border-color 160ms var(--ease), box-shadow 160ms var(--ease);
  }
  .faq-item:hover { border-color: var(--line-2); }
  .faq-item > button {
    display: flex; align-items: center; justify-content: space-between;
    gap: 16px; width: 100%;
    padding: 18px 22px;
    color: var(--navy); font-weight: 800; text-align: left;
  }
  .faq-item > button .chev {
    flex: 0 0 auto; width: 22px; height: 22px;
    transition: transform 200ms var(--ease);
  }
  .faq-item > button[aria-expanded="true"] .chev { transform: rotate(180deg); }
  .faq-panel {
    display: grid; grid-template-rows: 0fr;
    transition: grid-template-rows 250ms var(--ease);
  }
  .faq-panel > div { overflow: hidden; padding: 0 22px; }
  .faq-item > button[aria-expanded="true"] + .faq-panel { grid-template-rows: 1fr; }
  .faq-item > button[aria-expanded="true"] + .faq-panel > div { padding: 0 22px 20px; }

  /* forms */
  .form-card {
    padding: clamp(24px, 3vw, 36px);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: #fff;
    box-shadow: var(--shadow-sm);
  }
  .form-grid {
    display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
  .field { display: grid; gap: 6px; }
  .field.full { grid-column: 1 / -1; }
  label { color: var(--navy); font-size: 0.86rem; font-weight: 700; }
  input, select, textarea {
    width: 100%;
    border: 1px solid var(--line); border-radius: 10px;
    background: #fff; color: var(--ink);
    padding: 12px 14px;
    transition: border-color 160ms var(--ease), box-shadow 160ms var(--ease);
  }
  input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--navy);
    box-shadow: 0 0 0 3px rgba(11, 37, 69, 0.1);
  }
  input[aria-invalid="true"], select[aria-invalid="true"], textarea[aria-invalid="true"] {
    border-color: var(--red);
    box-shadow: 0 0 0 3px rgba(225, 20, 42, 0.12);
  }
  textarea { min-height: 130px; resize: vertical; }
  .form-status {
    min-height: 22px; font-size: 0.9rem; font-weight: 700;
    color: var(--red);
  }
  .form-status.success { color: var(--success); }

  /* floating helper (legacy on home) */
  .floating-helper {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 18px; align-items: center;
    margin: 36px auto;
    padding: 20px 24px;
    width: min(var(--container), 100% - clamp(24px, 4vw, 64px));
    border: 1px solid var(--line); border-radius: var(--radius-lg);
    background: #fff; box-shadow: var(--shadow-md);
  }
  .helper-actions {
    display: flex; flex-wrap: wrap; gap: 10px;
  }
  .helper-actions a {
    padding: 10px 14px;
    border: 1px solid var(--line); border-radius: 10px;
    color: var(--navy); font-weight: 700; font-size: 0.86rem;
  }
  .helper-actions a:hover { border-color: var(--navy); }

  /* floating AI bubble */
  .floating-ai {
    position: fixed; left: 22px; bottom: 22px; z-index: 80;
    display: grid; gap: 10px;
  }
  .floating-ai-toggle {
    display: grid; place-items: center;
    width: 60px; height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--navy), var(--navy-2));
    color: #fff;
    box-shadow: var(--shadow-lg);
    border: 2px solid #fff;
    font-family: Manrope, sans-serif; font-weight: 900; font-size: 1.1rem;
    transition: transform 200ms var(--ease);
  }
  .floating-ai-toggle:hover { transform: scale(1.05); }
  .floating-ai-card {
    width: 280px;
    padding: 18px;
    border-radius: var(--radius-md);
    background: #fff;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--line);
    display: grid; gap: 10px;
    transform-origin: bottom left;
    transition: transform 200ms var(--ease), opacity 200ms var(--ease);
  }
  .floating-ai[aria-expanded="false"] .floating-ai-card {
    transform: scale(0.85) translateY(20px);
    opacity: 0; pointer-events: none;
  }
  .floating-ai-card h4 { font-size: 0.96rem; }
  .floating-ai-card p { font-size: 0.82rem; }
  .floating-ai-card .links {
    display: grid; gap: 6px; font-size: 0.84rem; font-weight: 700;
  }
  .floating-ai-card .links a {
    color: var(--navy);
    padding: 8px 10px;
    border: 1px solid var(--line); border-radius: 8px;
  }
  .floating-ai-card .links a:hover { border-color: var(--navy); background: var(--bg); }

  /* footer */
  .site-footer {
    position: relative;
    background:
      radial-gradient(circle at 12% 18%, rgba(43, 110, 200, 0.18), transparent 30rem),
      linear-gradient(135deg, #061d3b, #0a2c5a 60%, #061d3b);
    color: #fff;
  }
  .footer-grid {
    display: grid;
    grid-template-columns: 1.35fr 0.9fr 1fr 1fr;
    gap: 40px;
    padding-block: 56px 36px;
  }
  .footer-brand img {
    width: 200px; padding: 8px 10px;
    background: #fff; border-radius: 10px;
    margin-bottom: 16px;
  }
  .footer-brand p { color: rgba(255, 255, 255, 0.7); }
  .site-footer h4 { color: #fff; margin-bottom: 14px; font-size: 1rem; }
  .footer-list { display: grid; gap: 10px; color: rgba(255, 255, 255, 0.78); }
  .footer-list a { color: rgba(255, 255, 255, 0.78); }
  .footer-list a:hover { color: #fff; }
  .footer-icon {
    display: flex; gap: 10px; align-items: center;
    color: rgba(255, 255, 255, 0.82); font-size: 0.94rem;
  }
  .footer-icon svg { flex: 0 0 auto; width: 18px; height: 18px; color: var(--red); }
  .newsletter {
    display: grid; grid-template-columns: 1fr 52px;
    margin-top: 14px; overflow: hidden;
    border-radius: 10px; background: #fff;
  }
  .newsletter input { border: 0; padding: 0 16px; min-width: 0; }
  .newsletter button {
    background: var(--red); color: #fff; font-weight: 900;
  }
  .footer-bottom {
    display: flex; flex-wrap: wrap; justify-content: space-between; gap: 18px;
    padding-block: 18px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    color: rgba(255, 255, 255, 0.6); font-size: 0.86rem;
  }
  .footer-bottom nav { display: flex; flex-wrap: wrap; gap: 22px; }
  .footer-bottom nav a { color: rgba(255, 255, 255, 0.7); }
  .footer-bottom nav a:hover { color: #fff; }
}

/* ===== PAGES ===== */
@layer pages {
  /* CATALOG layout — fixes "too narrow" */
  .catalog-layout {
    display: grid;
    grid-template-columns: 250px minmax(0, 1fr) 320px;
    gap: 24px;
    align-items: start;
  }
  .filter-panel, .request-panel {
    position: sticky; top: calc(var(--header-h) + 16px);
    padding: 22px;
    border: 1px solid var(--line); border-radius: var(--radius-md);
    background: #fff;
    box-shadow: var(--shadow-sm);
  }
  .filter-panel h3 { margin-bottom: 8px; }
  .filter-group {
    display: grid; gap: 10px;
    padding-top: 14px; margin-top: 14px;
    border-top: 1px solid var(--line);
  }
  .filter-group:first-of-type {
    border-top: 0; padding-top: 0; margin-top: 0;
  }
  .filter-group strong {
    color: var(--navy); font-weight: 800; font-size: 0.9rem;
  }
  .check-row {
    display: flex; align-items: center; gap: 10px;
    color: var(--navy); font-size: 0.9rem; font-weight: 600;
    cursor: pointer;
  }
  .check-row input {
    width: 18px; height: 18px; flex: 0 0 auto;
    accent-color: var(--red);
  }
  .catalog-head {
    display: flex; justify-content: space-between; align-items: center;
    flex-wrap: wrap; gap: 12px;
    margin-bottom: 20px;
  }
  .catalog-head select { width: auto; min-width: 200px; }
  .catalog-grid {
    display: grid; gap: 18px;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .pagination {
    display: flex; justify-content: center; align-items: center; gap: 10px;
    margin-top: 36px;
  }
  .pagination a, .pagination span {
    display: grid; place-items: center;
    min-width: 38px; height: 38px;
    padding: 0 10px;
    border: 1px solid var(--line); border-radius: 8px;
    color: var(--navy); font-weight: 800; font-size: 0.9rem;
    background: #fff;
  }
  .pagination .current { background: var(--navy); color: #fff; border-color: var(--navy); }
  .pagination a:hover { border-color: var(--navy); }

  /* request panel (right) */
  .request-panel { display: grid; gap: 16px; }
  .request-panel h3 { font-size: 1.15rem; }
  .request-list {
    display: grid; gap: 10px; max-height: 280px; overflow-y: auto;
    padding: 4px;
  }
  .request-list li {
    display: grid; grid-template-columns: 48px 1fr auto;
    gap: 10px; align-items: center;
    padding: 8px; border: 1px solid var(--line); border-radius: 10px;
    background: #fff;
  }
  .request-list img { width: 48px; height: 40px; object-fit: contain; }
  .request-list strong { color: var(--navy); font-size: 0.84rem; }
  .request-list span { color: var(--steel); font-size: 0.72rem; }
  .request-list button {
    color: var(--red); font-weight: 900; font-size: 1.2rem;
    width: 28px; height: 28px; border-radius: 8px;
  }
  .request-list button:hover { background: var(--red-soft); }

  /* PRODUCT DETAIL */
  .detail-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1.05fr) 260px;
    gap: 32px; align-items: start;
  }
  .gallery-main {
    display: grid; place-items: center; min-height: 380px;
    border: 1px solid var(--line); border-radius: var(--radius-lg);
    background: linear-gradient(180deg, #fff, #eef2f8);
    box-shadow: var(--shadow-sm);
    position: relative;
  }
  .gallery-main img { max-height: 340px; object-fit: contain; }
  .gallery-arrows {
    position: absolute; left: 14px; right: 14px; top: 50%; transform: translateY(-50%);
    display: flex; justify-content: space-between; pointer-events: none;
  }
  .gallery-arrows button {
    pointer-events: auto;
    width: 40px; height: 40px;
    border-radius: 50%;
    background: #fff; box-shadow: var(--shadow-sm);
    color: var(--navy);
    display: grid; place-items: center;
  }
  .gallery-arrows button:hover { background: var(--navy); color: #fff; }
  .thumb-row {
    display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px;
    margin-top: 12px;
  }
  .thumb-row button {
    display: grid; place-items: center;
    min-height: 70px; padding: 8px;
    border: 1px solid var(--line); border-radius: 10px;
    background: #fff;
  }
  .thumb-row button.is-active { border-color: var(--red); box-shadow: 0 0 0 2px rgba(225, 20, 42, 0.15); }
  .thumb-row img { max-height: 56px; object-fit: contain; }

  .detail-info { display: grid; gap: 20px; }
  .detail-info .brand-chip {
    color: var(--steel); font-size: 0.78rem; font-weight: 700;
    letter-spacing: 0.08em; text-transform: uppercase;
  }
  .detail-info h1 {
    font-size: clamp(1.8rem, 2.6vw, 2.4rem);
    padding-bottom: 12px;
    border-bottom: 3px solid var(--red);
  }
  .detail-spec-grid {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px;
  }
  .detail-spec-grid .cell {
    display: grid; grid-template-columns: 42px 1fr; gap: 12px; align-items: center;
    padding: 14px;
    border: 1px solid var(--line); border-radius: 10px;
    background: #fff;
  }
  .detail-spec-grid .cell .lbl { color: var(--steel); font-size: 0.74rem; font-weight: 700; text-transform: uppercase; }
  .detail-spec-grid .cell .val { color: var(--navy); font-weight: 800; font-size: 0.94rem; }

  .detail-side {
    display: grid; gap: 14px;
    padding: 22px;
    border: 1px solid var(--line); border-radius: var(--radius-md);
    background: linear-gradient(180deg, #fff, #f6f8fb);
    box-shadow: var(--shadow-sm);
    position: sticky; top: calc(var(--header-h) + 16px);
  }
  .detail-side h3 { font-size: 1.05rem; }
  .detail-side p { font-size: 0.86rem; }

  .specs-table {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    border: 1px solid var(--line); border-radius: var(--radius-md);
    background: #fff;
    overflow: hidden;
  }
  .specs-table .row {
    display: grid; grid-template-columns: 1fr 1fr;
    border-bottom: 1px solid var(--line);
  }
  .specs-table .row > * {
    padding: 14px 18px; font-size: 0.9rem;
  }
  .specs-table .row .k { color: var(--steel); font-weight: 700; background: var(--bg); }
  .specs-table .row .v { color: var(--navy); font-weight: 700; }
  .specs-table .row:nth-last-child(-n+2) { border-bottom: 0; }

  /* SOLUTIONS */
  .solution-row {
    display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(28px, 5vw, 64px); align-items: center;
    padding-block: 32px;
  }
  .solution-row.alt .image { order: 2; }
  .solution-row .image {
    overflow: hidden;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, #eef2f8, #fff);
    box-shadow: var(--shadow-md);
    min-height: 280px;
    display: grid; place-items: center;
  }
  .solution-row .image img {
    width: 100%; height: 100%; min-height: 280px; object-fit: cover;
  }
  .solution-row .num {
    display: inline-grid; place-items: center;
    width: 44px; height: 44px; border-radius: 50%;
    background: var(--red); color: #fff;
    font-family: Manrope, Inter, sans-serif; font-weight: 900;
    box-shadow: var(--shadow-red);
  }

  /* KURUMSAL hero ring layout */
  .kurumsal-hero-stage {
    position: relative;
    display: grid; place-items: center;
    min-height: 420px;
  }
  .kurumsal-hero-stage::before {
    content: ""; position: absolute; inset: 4%;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(43, 110, 200, 0.14), transparent 70%);
  }

  /* CONTACT */
  .contact-layout {
    display: grid; grid-template-columns: minmax(280px, 0.9fr) minmax(0, 1.1fr);
    gap: 28px; align-items: start;
  }
  .info-card {
    display: grid; grid-template-columns: 50px 1fr; gap: 16px; align-items: start;
    padding: 22px;
    border: 1px solid var(--line); border-radius: var(--radius-md);
    background: #fff;
    box-shadow: var(--shadow-sm);
  }
  .info-card h4 { font-size: 0.96rem; margin-bottom: 4px; }
  .info-card p { font-size: 0.92rem; }
  .map-panel {
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--line);
    background:
      linear-gradient(90deg, rgba(11, 37, 69, 0.06) 1px, transparent 1px),
      linear-gradient(rgba(11, 37, 69, 0.06) 1px, transparent 1px),
      linear-gradient(135deg, #eef4fa, #fff);
    background-size: 32px 32px, 32px 32px, 100% 100%;
    min-height: 260px;
    position: relative;
  }
  .map-panel::after {
    content: ""; position: absolute;
    left: 50%; top: 50%; transform: translate(-50%, -100%);
    width: 28px; height: 36px;
    background: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 32' fill='%23e1142a'><path d='M12 0C5.4 0 0 5.4 0 12c0 9 12 20 12 20s12-11 12-20C24 5.4 18.6 0 12 0zm0 16a4 4 0 1 1 0-8 4 4 0 0 1 0 8z'/></svg>") no-repeat center / contain;
  }

  /* SBM calculator */
  .calc-widget {
    display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 0.8fr);
    gap: 22px;
    padding: 26px;
    border: 1px solid var(--line); border-radius: var(--radius-md);
    background: linear-gradient(180deg, #fff, var(--bg));
    box-shadow: var(--shadow-md);
  }
  .calc-result {
    display: grid; gap: 8px; align-content: center;
    padding: 22px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--navy), var(--navy-2));
    color: #fff;
  }
  .calc-result h4 { color: #fff; font-size: 0.94rem; opacity: 0.84; }
  .calc-result .savings {
    font-family: Manrope, Inter, sans-serif;
    font-size: clamp(2rem, 3vw, 2.8rem); font-weight: 900;
    color: #fff; letter-spacing: -0.02em;
  }
  .calc-result .savings em { color: var(--red); font-style: normal; }
  .calc-result p { color: rgba(255, 255, 255, 0.82); font-size: 0.86rem; }

  /* TESTIMONIAL */
  .testimonial {
    padding: 28px;
    border: 1px solid var(--line); border-radius: var(--radius-md);
    background: #fff; box-shadow: var(--shadow-sm);
    display: grid; gap: 14px;
  }
  .testimonial blockquote {
    color: var(--navy); font-size: 1.02rem; line-height: 1.55;
    margin: 0;
    font-style: italic;
  }
  .testimonial .who {
    display: flex; gap: 12px; align-items: center;
    color: var(--steel); font-size: 0.86rem;
  }
  .testimonial .who strong { color: var(--navy); font-weight: 800; }

  /* SECTOR TAB pills (references) */
  .sector-tabs {
    display: flex; flex-wrap: wrap; gap: 8px; justify-content: center;
    margin-bottom: 28px;
  }
  .sector-tabs .tab {
    padding: 10px 16px;
    border: 1px solid var(--line); border-radius: 999px;
    background: #fff; color: var(--navy);
    font-size: 0.86rem; font-weight: 700;
  }
  .sector-tabs .tab.active, .sector-tabs .tab:hover {
    background: var(--navy); color: #fff; border-color: var(--navy);
  }

  /* DARK security panel (digital-archive) */
  .secure-panel {
    padding: 32px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--navy), var(--navy-900));
    color: #fff;
  }
  .secure-panel h2 { color: #fff; }
  .secure-panel p { color: rgba(255, 255, 255, 0.84); }
  .secure-panel .badges {
    display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px;
  }
  .secure-panel .badges span {
    padding: 6px 14px; border-radius: 999px;
    background: rgba(255, 255, 255, 0.1); border: 1px solid rgba(255, 255, 255, 0.18);
    font-size: 0.82rem; font-weight: 700;
  }
}

/* ===== UTILITIES ===== */
@layer utilities {
  .muted { color: var(--steel); }
  .navy-c { color: var(--navy); }
  .red-c { color: var(--red); }
  .center { text-align: center; }
  .hidden { display: none !important; }
  .bg-soft { background: var(--bg); }
  .bg-white { background: #fff; }
  .mt-0 { margin-top: 0; }
  .mt-24 { margin-top: 24px; }
  .mt-32 { margin-top: 32px; }
  .mt-40 { margin-top: 40px; }
  .text-balance { text-wrap: balance; }
}

/* ===== RESPONSIVE ===== */
@layer responsive {
  @media (max-width: 1240px) {
    .nav-wrap { grid-template-columns: 180px 1fr auto; gap: 18px; }
    .main-nav { gap: 16px; font-size: 0.9rem; }
    .catalog-layout { grid-template-columns: 220px minmax(0, 1fr) 280px; gap: 18px; }
    .detail-layout { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) 220px; gap: 22px; }
    .catalog-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .grid-5 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .partner-logo-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
    .timeline-track::before { display: none; }
  }
  @media (max-width: 960px) {
    .nav-wrap { min-height: 72px; grid-template-columns: 1fr auto auto; }
    .brand img { width: 160px; }
    .menu-toggle { display: inline-flex; }
    .nav-actions .btn { display: none; }
    .phone-link { display: none; }
    .main-nav {
      position: fixed; inset: 72px 0 auto;
      display: none; flex-direction: column; gap: 0;
      max-height: calc(100vh - 72px); overflow: auto;
      background: #fff;
      border-top: 1px solid var(--line);
      padding: 12px 24px 24px;
    }
    body.menu-open .main-nav { display: flex; }
    .main-nav a { padding-block: 18px; border-bottom: 1px solid var(--line); }
    .main-nav a::after { display: none; }

    .two-col, .grid-2, .grid-3, .grid-4, .grid-5,
    .footer-grid, .contact-layout, .cta-band,
    .solution-row, .calc-widget,
    .catalog-layout, .detail-layout {
      grid-template-columns: 1fr;
    }
    .solution-row.alt .image { order: 0; }
    .trust-strip { grid-template-columns: repeat(2, 1fr); }
    .trust-item:nth-child(2) { border-right: 0; }
    .trust-item:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
    .kpi-strip { grid-template-columns: repeat(2, 1fr); }
    .kpi-strip .kpi:nth-child(2) { border-right: 0; }
    .kpi-strip .kpi:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
    .tier-table { grid-template-columns: 1fr; }
    .tier--feature { transform: none; }
    .compare-row { grid-template-columns: 1fr; }
    .compare-row > * { border-right: 0; border-bottom: 1px solid var(--line); }
    .compare-row > *:last-child { border-bottom: 0; }
    .partner-logo-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .timeline-track { grid-template-columns: 1fr 1fr; }
    .filter-panel, .request-panel, .detail-side { position: static; }
    .hero-stage { min-height: 0; gap: 20px; }
    .hero-stage > img {
      width: min(100%, 440px); height: auto; max-height: 360px;
    }
    .hero-stage .spec-chips {
      position: static; display: grid; width: 100%; gap: 12px;
      grid-template-columns: repeat(3, minmax(0, 1fr));
    }
    .hero-stage .spec-chip {
      position: static; inset: auto; min-width: 0;
    }
    .ring-badge { width: 220px; margin-inline: auto; }
    .secure-panel { padding: 22px; }
  }
  @media (max-width: 620px) {
    .hero-stage > img { max-height: 300px; }
    .hero-stage .spec-chips { grid-template-columns: 1fr; }
    .grid-4, .grid-5 { grid-template-columns: 1fr; }
    .trust-strip, .kpi-strip { grid-template-columns: 1fr; }
    .trust-item, .kpi-strip .kpi { border-right: 0 !important; border-bottom: 1px solid var(--line); }
    .trust-item:last-child, .kpi-strip .kpi:last-child { border-bottom: 0; }
    .catalog-grid { grid-template-columns: 1fr; }
    .form-grid { grid-template-columns: 1fr; }
    .specs-table .row { grid-template-columns: 1fr; }
    .specs-table .row .k { border-bottom: 1px solid var(--line); }
    .thumb-row { grid-template-columns: repeat(4, 1fr); }
    .partner-logo-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .timeline-track { grid-template-columns: 1fr; }
    .cta-band { text-align: center; }
    .cta-band .btn { width: 100%; }
    .floating-helper { grid-template-columns: 1fr; text-align: center; }
    .helper-actions { justify-content: center; }
    .floating-ai-card { width: min(280px, calc(100vw - 60px)); }
    .btn { width: 100%; }
    .inline-actions, .hero-actions { flex-direction: column; align-items: stretch; }
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
  }
}