:root {
    --background: 0 0% 100%;
    --background-elevated: 240 16% 96%;
    --foreground: 240 12% 10%;
    --card: 0 0% 100%;
    --card-elevated: 240 16% 96%;
    --muted: 240 16% 96%;
    --muted-foreground: 240 5% 40%;
    --border: 240 14% 91%;
    --border-hover: 240 11% 86%;
  }
  html.dark {
    --background: 240 18% 3%;
    --background-elevated: 240 14% 9%;
    --foreground: 240 15% 95%;
    --card: 240 15% 6%;
    --card-elevated: 240 14% 10%;
    --muted: 240 13% 9%;
    --muted-foreground: 240 4% 62%;
    --border: 240 13% 15%;
    --border-hover: 240 12% 21%;
  }
  :root, html.dark {
    --primary: 258 90% 66%;
    --secondary: 330 81% 60%;
    --accent: 188 86% 53%;
    --success: 142 71% 45%;
    --warning: 38 92% 50%;
    --grad: linear-gradient(120deg, #8b5cf6, #ec4899, #f59e0b, #ec4899, #8b5cf6);
  }

  * { box-sizing: border-box; }
  html, body { margin: 0; padding: 0; }
  body {
    background: hsl(var(--background));
    color: hsl(var(--foreground));
    font-family: 'Inter', ui-sans-serif, system-ui, -apple-system, sans-serif;
    -webkit-font-smoothing: antialiased;
    transition: background .25s, color .25s;
    overflow-x: hidden;
  }
  a { color: inherit; text-decoration: none; }
  .wrap { max-width: 1180px; margin: 0 auto; padding: 0 24px; }
  .muted { color: hsl(var(--muted-foreground)); }
  ::selection { background: hsl(var(--primary) / .3); }

  /* Nav */
  header {
    position: sticky; top: 0; z-index: 50;
    background: hsl(var(--background) / .78);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid hsl(var(--border));
  }
  nav { display: flex; align-items: center; justify-content: space-between; padding: 15px 0; }
  .brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 19px; letter-spacing: -.02em; }
  .brand img { height: 28px; width: 28px; object-fit: contain; }
  .navlinks { display: flex; align-items: center; gap: 28px; font-size: 14px; font-weight: 500; }
  .navlinks a { color: hsl(var(--muted-foreground)); transition: color .15s; }
  .navlinks a:hover { color: hsl(var(--foreground)); }
  .nav-cta { display: flex; align-items: center; gap: 10px; }
  @media (max-width: 860px) { .navlinks { display: none; } }

  .lang-switch {
    height: 38px; padding: 0 12px; border-radius: 10px; border: 1px solid hsl(var(--border));
    background: hsl(var(--card)); color: hsl(var(--muted-foreground)); font-size: 13px; font-weight: 600;
    display: flex; align-items: center; transition: .15s; flex-shrink: 0;
  }
  .lang-switch:hover { color: hsl(var(--foreground)); border-color: hsl(var(--border-hover)); }

  .theme-toggle {
    width: 38px; height: 38px; border-radius: 10px; border: 1px solid hsl(var(--border));
    background: hsl(var(--card)); color: hsl(var(--muted-foreground)); cursor: pointer;
    display: flex; align-items: center; justify-content: center; transition: .15s; flex-shrink: 0;
  }
  .theme-toggle:hover { color: hsl(var(--foreground)); border-color: hsl(var(--border-hover)); }
  .theme-toggle svg { width: 17px; height: 17px; }
  .theme-toggle .sun { display: none; }
  html.dark .theme-toggle .sun { display: block; }
  html.dark .theme-toggle .moon { display: none; }

  .btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    height: 40px; padding: 0 18px; border-radius: 10px; font-size: 14px; font-weight: 600;
    cursor: pointer; border: 0; transition: filter .15s, transform .15s, background .15s, border-color .15s;
    white-space: nowrap;
  }
  .btn-gradient {
    color: #fff; background: var(--grad); background-size: 280% 280%;
    animation: gradshift 8s ease infinite;
    box-shadow: 0 8px 24px -8px rgba(236,72,153,.5);
  }
  .btn-gradient:hover { filter: brightness(1.08); }
  .btn-outline { background: transparent; border: 1px solid hsl(var(--border)); color: hsl(var(--foreground)); }
  .btn-outline:hover { border-color: hsl(var(--border-hover)); background: hsl(var(--card)); }
  @keyframes gradshift { 0%,100% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } }

  .grad-text {
    background: var(--grad); background-size: 280% 280%; animation: gradshift 8s ease infinite;
    -webkit-background-clip: text; background-clip: text; color: transparent;
  }

  /* Hero */
  .hero { position: relative; padding: 88px 0 40px; overflow: hidden; }
  .hero-video-wrap { position: absolute; inset: 0; z-index: 0; overflow: hidden; }
  .hero-video-wrap video { width: 100%; height: 100%; object-fit: cover; opacity: .16; filter: grayscale(35%); }
  html.dark .hero-video-wrap video { opacity: .22; }
  .hero-video-wrap::after {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(180deg, hsl(var(--background) / .4) 0%, hsl(var(--background) / .85) 75%, hsl(var(--background)) 100%);
  }
  .glow { position: absolute; inset: 0; pointer-events: none; z-index: 0; overflow: hidden; }
  .glow i { position: absolute; border-radius: 50%; filter: blur(100px); opacity: .3; }
  html.dark .glow i { opacity: .45; }
  .glow .b1 { width: 520px; height: 520px; background: radial-gradient(circle, #8b5cf6, transparent 62%); top: -26%; left: -6%; }
  .glow .b2 { width: 460px; height: 460px; background: radial-gradient(circle, #ec4899, transparent 62%); top: -18%; right: -4%; }
  .glow .b3 { width: 400px; height: 400px; background: radial-gradient(circle, #22d3ee, transparent 64%); top: 12%; left: 40%; }
  .hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; align-items: center; }
  @media (max-width: 980px) { .hero-grid { grid-template-columns: 1fr; } }
  .eyebrow {
    display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600;
    padding: 6px 14px; border-radius: 999px; border: 1px solid hsl(var(--border));
    background: hsl(var(--card)); color: hsl(var(--muted-foreground)); margin-bottom: 26px;
  }
  .eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: hsl(var(--success)); }
  h1.headline { font-size: clamp(36px, 4.6vw, 58px); line-height: 1.06; font-weight: 900; letter-spacing: -.03em; margin: 0 0 22px; }
  .sub { font-size: 18px; line-height: 1.6; color: hsl(var(--muted-foreground)); max-width: 520px; margin: 0 0 32px; }
  .hero-ctas { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-bottom: 34px; }
  .btn-lg { height: 48px; padding: 0 26px; font-size: 15px; }
  .hero-stats { display: flex; gap: 32px; flex-wrap: wrap; }
  .hero-stat b { display: block; font-size: 24px; font-weight: 800; letter-spacing: -.02em; }
  .hero-stat span { font-size: 13px; color: hsl(var(--muted-foreground)); }

  /* Dashboard mockup */
  .mock {
    background: hsl(var(--card)); border: 1px solid hsl(var(--border)); border-radius: 20px;
    box-shadow: 0 30px 70px -30px rgba(0,0,0,.35); overflow: hidden; transform: rotate(1deg);
    transition: transform .4s;
  }
  .mock:hover { transform: rotate(0deg); }
  .mock-head { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; border-bottom: 1px solid hsl(var(--border)); }
  .mock-head .dots { display: flex; gap: 6px; }
  .mock-head .dots i { width: 9px; height: 9px; border-radius: 50%; background: hsl(var(--border-hover)); }
  .mock-title { font-size: 12px; font-weight: 700; color: hsl(var(--muted-foreground)); }
  .mock-live { display: flex; align-items: center; gap: 6px; font-size: 11px; font-weight: 700; color: hsl(var(--success)); }
  .mock-live .dot { width: 6px; height: 6px; border-radius: 50%; background: hsl(var(--success)); animation: pulse 1.6s ease-in-out infinite; }
  @keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .35; } }
  .mock-body { padding: 18px 20px 22px; }
  .mock-row {
    display: grid; grid-template-columns: 28px 1fr auto 60px; gap: 12px; align-items: center;
    padding: 11px 0; border-bottom: 1px solid hsl(var(--border));
  }
  .mock-row:last-child { border-bottom: 0; }
  .mock-avatar { width: 28px; height: 28px; border-radius: 50%; background: var(--grad); background-size: 280% 280%; animation: gradshift 8s ease infinite; }
  .mock-name { font-size: 13px; font-weight: 600; }
  .mock-pos { font-size: 11px; color: hsl(var(--muted-foreground)); }
  .mock-bar-track { width: 84px; height: 6px; border-radius: 999px; background: hsl(var(--muted)); overflow: hidden; }
  .mock-bar { height: 100%; border-radius: 999px; }
  .mock-pct { font-size: 12px; font-weight: 700; text-align: right; }
  .mock-foot { display: flex; align-items: center; justify-content: space-between; padding: 14px 20px; background: hsl(var(--background-elevated)); border-top: 1px solid hsl(var(--border)); }
  .mock-foot span { font-size: 11px; color: hsl(var(--muted-foreground)); }
  .mock-badge { font-size: 10px; font-weight: 700; padding: 3px 8px; border-radius: 6px; background: hsl(var(--warning) / .15); color: hsl(var(--warning)); }

  /* Sections */
  section { padding: 84px 0; position: relative; }
  .section-head { text-align: center; max-width: 660px; margin: 0 auto 52px; }
  .section-head.left { text-align: left; margin: 0 0 44px; max-width: 560px; }
  .kicker { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: hsl(var(--primary)); margin-bottom: 12px; }
  h2 { font-size: clamp(28px, 3.6vw, 40px); font-weight: 800; letter-spacing: -.02em; margin: 0 0 14px; }
  .section-sub { font-size: 16px; color: hsl(var(--muted-foreground)); line-height: 1.6; }

  .grid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
  @media (max-width: 980px) { .grid4 { grid-template-columns: repeat(2, 1fr); } }
  @media (max-width: 560px) { .grid4 { grid-template-columns: 1fr; } }
  .grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
  @media (max-width: 860px) { .grid3 { grid-template-columns: 1fr; } }

  /* Multi-sport photo mosaic */
  .sport-mosaic {
    display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px;
  }
  @media (max-width: 860px) { .sport-mosaic { grid-template-columns: repeat(2, 1fr); } }
  @media (max-width: 520px) { .sport-mosaic { grid-template-columns: 1fr; } }
  .sport-tile {
    position: relative; border-radius: 16px; overflow: hidden; aspect-ratio: 3/4;
    border: 1px solid hsl(var(--border));
  }
  .sport-tile img { width: 100%; height: 100%; object-fit: cover; display: block; filter: saturate(1.05); transition: transform .5s; }
  .sport-tile:hover img { transform: scale(1.06); }
  .sport-tile::after {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(180deg, hsl(var(--background) / 0) 45%, hsl(var(--background) / .92) 100%),
                linear-gradient(200deg, rgba(139,92,246,.25), rgba(236,72,153,.1) 45%, transparent 70%);
  }
  .sport-tile span {
    position: absolute; left: 14px; bottom: 12px; z-index: 1;
    font-size: 13px; font-weight: 700; color: hsl(var(--foreground));
  }

  .card { background: hsl(var(--card)); border: 1px solid hsl(var(--border)); border-radius: 16px; padding: 26px; transition: border-color .2s, transform .2s; }
  .card:hover { border-color: hsl(var(--border-hover)); transform: translateY(-2px); }
  .icon-badge { width: 44px; height: 44px; border-radius: 12px; display: flex; align-items: center; justify-content: center; margin-bottom: 18px; color: #fff; }
  .icon-badge svg { width: 20px; height: 20px; }
  .card h3 { font-size: 17px; font-weight: 700; margin: 0 0 8px; }
  .card p { font-size: 14px; line-height: 1.6; color: hsl(var(--muted-foreground)); margin: 0; }

  /* How it works */
  .steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; position: relative; }
  @media (max-width: 860px) { .steps { grid-template-columns: 1fr; gap: 28px; } }
  .step { padding: 0 24px; position: relative; }
  .step:first-child { padding-left: 0; }
  .step:last-child { padding-right: 0; }
  .step-num {
    width: 40px; height: 40px; border-radius: 12px; display: flex; align-items: center; justify-content: center;
    font-weight: 800; font-size: 16px; color: #fff; background: var(--grad); background-size: 280% 280%;
    animation: gradshift 8s ease infinite; margin-bottom: 18px;
  }
  .step h3 { font-size: 17px; font-weight: 700; margin: 0 0 8px; }
  .step p { font-size: 14px; color: hsl(var(--muted-foreground)); line-height: 1.6; margin: 0; }
  .step-arrow { display: none; position: absolute; right: -6px; top: 8px; color: hsl(var(--border-hover)); }
  @media (min-width: 861px) { .step:not(:last-child) .step-arrow { display: block; } }

  /* Positioning / differentiation */
  .diff-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
  @media (max-width: 860px) { .diff-grid { grid-template-columns: 1fr; } }
  .diff-card { border-radius: 18px; padding: 30px; border: 1px solid hsl(var(--border)); }
  .diff-card.dim { background: hsl(var(--muted)); }
  .diff-card.lit { background: hsl(var(--card)); border-color: hsl(var(--primary) / .35); box-shadow: 0 0 0 1px hsl(var(--primary) / .1); }
  .diff-tag { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; margin-bottom: 18px; }
  .diff-card.dim .diff-tag { color: hsl(var(--muted-foreground)); }
  .diff-card.lit .diff-tag { color: hsl(var(--primary)); }
  .diff-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 14px; }
  .diff-list li { display: flex; align-items: flex-start; gap: 10px; font-size: 14.5px; line-height: 1.5; }
  .diff-card.dim .diff-list li { color: hsl(var(--muted-foreground)); }
  .diff-list .ic { flex-shrink: 0; width: 18px; height: 18px; margin-top: 1px; }
  .diff-card.lit .ic { color: hsl(var(--success)); }
  .diff-card.dim .ic { color: hsl(var(--muted-foreground)); }

  /* Trust / Security */
  .trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
  @media (max-width: 980px) { .trust-grid { grid-template-columns: repeat(2, 1fr); } }
  @media (max-width: 560px) { .trust-grid { grid-template-columns: 1fr; } }
  .trust-card { padding: 24px; border-radius: 16px; border: 1px solid hsl(var(--border)); background: hsl(var(--card)); }
  .trust-card svg { width: 22px; height: 22px; color: hsl(var(--primary)); margin-bottom: 14px; }
  .trust-card h3 { font-size: 15px; font-weight: 700; margin: 0 0 8px; }
  .trust-card p { font-size: 13.5px; color: hsl(var(--muted-foreground)); line-height: 1.6; margin: 0; }

  /* AI Vision Engine */
  .vision-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
  @media (max-width: 900px) { .vision-grid { grid-template-columns: 1fr; } }
  .vision-panel {
    background: hsl(var(--card)); border: 1px solid hsl(var(--border)); border-radius: 18px;
    overflow: hidden; box-shadow: 0 24px 60px -30px rgba(0,0,0,.3);
  }
  .vision-canvas { position: relative; aspect-ratio: 4/3; background: hsl(var(--background-elevated)); overflow: hidden; }
  .vision-caption { padding: 18px 22px; border-top: 1px solid hsl(var(--border)); }
  .vision-caption h3 { font-size: 15.5px; font-weight: 700; margin: 0 0 4px; }
  .vision-caption p { font-size: 13px; color: hsl(var(--muted-foreground)); margin: 0; line-height: 1.5; }
  .vision-tag {
    position: absolute; font-size: 10.5px; font-weight: 700; padding: 4px 9px; border-radius: 6px;
    background: hsl(var(--background) / .92); border: 1px solid hsl(var(--border)); color: hsl(var(--foreground));
    white-space: nowrap; backdrop-filter: blur(4px);
  }
  .vision-dot { position: absolute; width: 7px; height: 7px; border-radius: 50%; transform: translate(-50%,-50%); }
  .vision-line { position: absolute; background: currentColor; transform-origin: 0 0; height: 1.5px; opacity: .65; }

  /* Ecosystem */
  .eco-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
  @media (max-width: 860px) { .eco-grid { grid-template-columns: 1fr; } }
  .eco-card { border: 1px dashed hsl(var(--border-hover)); border-radius: 16px; padding: 24px; background: hsl(var(--card)); }
  .eco-card .icon-badge { background: hsl(var(--muted)); color: hsl(var(--primary)); }
  .eco-status { display: inline-block; font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; padding: 3px 8px; border-radius: 6px; background: hsl(var(--accent) / .12); color: hsl(var(--accent)); margin-top: 12px; }

  /* Use cases secondary */
  .usecase-strip { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
  .usecase-pill { font-size: 13px; font-weight: 600; padding: 10px 18px; border-radius: 999px; border: 1px solid hsl(var(--border)); background: hsl(var(--card)); color: hsl(var(--muted-foreground)); }

  /* Integrations */
  .integrations { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
  .pill { font-size: 13px; font-weight: 600; padding: 9px 16px; border-radius: 999px; border: 1px solid hsl(var(--border)); background: hsl(var(--card)); color: hsl(var(--muted-foreground)); }
  .pill.soon { opacity: .6; font-style: italic; }

  /* CTA split */
  .cta-split { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
  @media (max-width: 860px) { .cta-split { grid-template-columns: 1fr; } }
  .cta-triple { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
  @media (max-width: 980px) { .cta-triple { grid-template-columns: 1fr; } }
  .cta-card { background: hsl(var(--card)); border: 1px solid hsl(var(--border)); border-radius: 20px; padding: 34px; }
  .cta-card.feat { border-color: hsl(var(--primary) / .4); box-shadow: 0 0 0 1px hsl(var(--primary) / .12); }
  .cta-card h3 { font-size: 20px; font-weight: 700; margin: 0 0 10px; }
  .cta-card p { font-size: 14px; color: hsl(var(--muted-foreground)); line-height: 1.6; margin: 0 0 22px; }
  .cta-card ul { list-style: none; padding: 0; margin: 0 0 24px; display: flex; flex-direction: column; gap: 10px; }
  .cta-card li { font-size: 14px; display: flex; align-items: center; gap: 10px; }
  .cta-card li .dot { width: 6px; height: 6px; border-radius: 50%; background: hsl(var(--primary)); flex-shrink: 0; }

  footer { border-top: 1px solid hsl(var(--border)); padding: 56px 0 32px; background: hsl(var(--background-elevated)); }
  .footer-grid { display: grid; grid-template-columns: 1.4fr repeat(4, 1fr); gap: 32px; margin-bottom: 40px; }
  @media (max-width: 860px) { .footer-grid { grid-template-columns: repeat(2, 1fr); } }
  .footer-col h4 { font-size: 12px; text-transform: uppercase; letter-spacing: .06em; color: hsl(var(--muted-foreground)); margin: 0 0 14px; }
  .footer-col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
  .footer-col a { font-size: 14px; color: hsl(var(--muted-foreground)); transition: color .15s; }
  .footer-col a:hover { color: hsl(var(--foreground)); }
  .footer-bottom { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; padding-top: 24px; border-top: 1px solid hsl(var(--border)); font-size: 13px; color: hsl(var(--muted-foreground)); }

  /* Inner pages (integrations, etc.) */
  .breadcrumb { font-size: 13px; color: hsl(var(--muted-foreground)); padding: 20px 0 0; }
  .breadcrumb a { color: hsl(var(--muted-foreground)); }
  .breadcrumb a:hover { color: hsl(var(--foreground)); }
  .page-hero { padding: 40px 0 20px; }
  .page-hero .badge-row { display: flex; align-items: center; gap: 14px; margin-bottom: 22px; }
  .provider-badge {
    width: 52px; height: 52px; border-radius: 14px; background: hsl(var(--card)); border: 1px solid hsl(var(--border));
    display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 20px; color: hsl(var(--primary));
  }
  .method-pill {
    display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 700; text-transform: uppercase;
    letter-spacing: .04em; padding: 5px 12px; border-radius: 999px; background: hsl(var(--accent) / .12); color: hsl(var(--accent));
  }
  .page-hero h1 { font-size: clamp(30px, 4vw, 46px); font-weight: 900; letter-spacing: -.02em; margin: 0 0 16px; }
  .page-hero .sub { font-size: 17px; max-width: 640px; }

  .metric-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
  @media (max-width: 860px) { .metric-grid { grid-template-columns: repeat(2, 1fr); } }
  @media (max-width: 560px) { .metric-grid { grid-template-columns: 1fr; } }
  .metric-item {
    display: flex; align-items: center; gap: 10px; padding: 14px 16px; border-radius: 12px;
    border: 1px solid hsl(var(--border)); background: hsl(var(--card)); font-size: 14px; font-weight: 600;
  }
  .metric-item svg { width: 16px; height: 16px; color: hsl(var(--success)); flex-shrink: 0; }

  .quirks-box {
    border-radius: 16px; border: 1px solid hsl(var(--border)); background: hsl(var(--card)); padding: 28px;
  }
  .quirks-box ul { margin: 0; padding-left: 20px; display: flex; flex-direction: column; gap: 10px; }
  .quirks-box li { font-size: 14.5px; line-height: 1.6; color: hsl(var(--muted-foreground)); }
  .quirks-box li strong { color: hsl(var(--foreground)); }

  .code-block {
    background: hsl(var(--card)); border: 1px solid hsl(var(--border)); border-radius: 14px; overflow: hidden;
  }
  .code-block .code-head {
    display: flex; align-items: center; gap: 8px; padding: 12px 16px; border-bottom: 1px solid hsl(var(--border));
    font-size: 12px; font-weight: 600; color: hsl(var(--muted-foreground));
  }
  .code-block pre {
    margin: 0; padding: 18px 20px; overflow-x: auto; font-family: ui-monospace, 'SF Mono', Consolas, monospace;
    font-size: 13px; line-height: 1.6; color: hsl(var(--foreground));
  }

  .faq-item { border-bottom: 1px solid hsl(var(--border)); padding: 20px 0; }
  .faq-item:first-child { padding-top: 0; }
  .faq-item:last-child { border-bottom: 0; }
  .faq-item h3 { font-size: 15.5px; font-weight: 700; margin: 0 0 8px; }
  .faq-item p { font-size: 14.5px; color: hsl(var(--muted-foreground)); line-height: 1.6; margin: 0; }

  .integration-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
  @media (max-width: 860px) { .integration-grid { grid-template-columns: repeat(2, 1fr); } }
  @media (max-width: 520px) { .integration-grid { grid-template-columns: 1fr; } }
  .integration-tile {
    display: flex; flex-direction: column; gap: 12px; padding: 22px; border-radius: 14px;
    border: 1px solid hsl(var(--border)); background: hsl(var(--card)); transition: border-color .2s, transform .2s;
  }
  .integration-tile:hover { border-color: hsl(var(--border-hover)); transform: translateY(-2px); }
  .integration-tile .provider-badge { width: 40px; height: 40px; font-size: 15px; border-radius: 10px; }
  .integration-tile h3 { font-size: 15px; font-weight: 700; margin: 0; }
  .integration-tile p { font-size: 12.5px; color: hsl(var(--muted-foreground)); margin: 0; }

  /* Use-case pages */
  .problem-box {
    border-radius: 18px; border: 1px solid hsl(var(--border)); background: hsl(var(--muted));
    padding: 32px; max-width: 780px;
  }
  .problem-box p { font-size: 16px; line-height: 1.7; color: hsl(var(--muted-foreground)); margin: 0; }