:root {
    --bg: #f7f9fc;
    --bg-alt: #eef3f9;
    --panel: #ffffff;
    --ink: #10233f;
    --ink-soft: #51617a;
    --blue-700: #1b3f73;
    --blue-600: #24518f;
    --blue-500: #3671b3;
    --blue-200: #cddcee;
    --gold-500: #b3872f;
    --line: rgba(16, 35, 63, 0.12);
    --max-w: 1180px;
  }

  * { box-sizing: border-box; }

  html { scroll-behavior: smooth; }

  body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font-family: 'Space Grotesk', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
  }

  h1, h2, h3 {
    font-family: 'Instrument Serif', serif;
    font-weight: 400;
    letter-spacing: 0.01em;
    margin: 0;
    color: var(--blue-700);
  }

  a { color: inherit; }

  .wrap {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 32px;
  }

  .letterbox-top, .letterbox-bottom {
    height: 3px;
    background: linear-gradient(90deg, var(--blue-700), var(--blue-500) 55%, var(--gold-500));
  }

  /* ---------- NAV ---------- */

  header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(247, 249, 252, 0.88);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--line);
  }

  nav.wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 20px;
    padding-bottom: 20px;
  }

  .logo {
    font-family: 'Instrument Serif', serif;
    font-size: 2.1rem;
    display: flex;
    align-items: baseline;
    gap: 10px;
    color: var(--blue-700);
    letter-spacing: 0.01em;
  }

  .logo span {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.7rem;
    color: var(--blue-500);
    letter-spacing: 0.1em;
  }

  nav ul {
    list-style: none;
    display: flex;
    gap: 36px;
    margin: 0;
    padding: 0;
    font-size: 0.92rem;
  }

  nav a {
    text-decoration: none;
    color: var(--ink-soft);
    transition: color 0.2s ease;
  }

  nav a:hover, nav a:focus-visible { color: var(--blue-600); }

  .btn {
    display: inline-block;
    padding: 12px 26px;
    border-radius: 2px;
    text-decoration: none;
    font-size: 0.92rem;
    font-weight: 500;
    transition: transform 0.15s ease, background 0.2s ease, color 0.2s ease;
  }

  .btn-primary {
    background: var(--blue-700);
    color: #ffffff;
  }

  .btn-primary:hover { transform: translateY(-1px); background: var(--blue-600); }

  .btn-ghost {
    border: 1px solid var(--line);
    color: var(--ink);
  }

  .btn-ghost:hover { border-color: var(--blue-500); color: var(--blue-600); }

  .btn:focus-visible, a:focus-visible, button:focus-visible {
    outline: 2px solid var(--blue-500);
    outline-offset: 3px;
  }

  /* ---------- HERO ---------- */

  .hero {
    position: relative;
    height: 88vh;
    min-height: 560px;
    overflow: hidden;
    display: flex;
    align-items: flex-end;
  }

  .hero video, .hero .hero-image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: saturate(1.02) contrast(1.01);
  }

  .hero::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(16,35,63,0.35) 0%, rgba(16,35,63,0.15) 40%, rgba(16,35,63,0.82) 100%);
  }

  .hero-content {
    position: relative;
    z-index: 2;
    padding-bottom: 72px;
    width: 100%;
  }

  .hero-content .eyebrow {
    font-size: 0.85rem;
    color: #cddcee;
    margin-bottom: 18px;
    max-width: 480px;
  }

  .hero-content h1 {
    font-size: clamp(2.4rem, 5.4vw, 4.4rem);
    line-height: 1.05;
    max-width: 780px;
    color: #ffffff;
  }

  .hero-content p.sub {
    max-width: 480px;
    margin-top: 22px;
    color: #dce6f3;
    font-size: 1.05rem;
  }

  .hero-cta {
    display: flex;
    gap: 16px;
    margin-top: 36px;
  }

  .hero .btn-ghost {
    border: 1px solid rgba(255,255,255,0.5);
    color: #ffffff;
  }

  .hero .btn-ghost:hover { border-color: #ffffff; color: #ffffff; }

  /* ---------- INTRO STRIP ---------- */

  .intro {
    padding: 96px 0 40px;
  }

  .intro .wrap {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 64px;
    align-items: start;
  }

  .intro h2 {
    font-size: 2.1rem;
    line-height: 1.2;
  }

  .intro p {
    color: var(--ink-soft);
    max-width: 46ch;
  }

  /* ---------- PORTFOLIO ---------- */

  .work {
    padding: 40px 0 110px;
  }

  .section-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 44px;
    gap: 24px;
    flex-wrap: wrap;
  }

  .section-head h2 { font-size: 2rem; }

  .section-head p {
    color: var(--ink-soft);
    max-width: 40ch;
    font-size: 0.95rem;
  }

  .reel {
    border: 1px solid var(--line);
    background: var(--panel);
    box-shadow: 0 12px 32px rgba(16, 35, 63, 0.06);
  }

  .reel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 24px;
    border-bottom: 1px solid var(--line);
    font-size: 0.85rem;
    color: var(--ink-soft);
  }

  .reel-header .tag {
    color: var(--blue-600);
  }

  .frames {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 1px;
    background: var(--line);
  }

  .frame {
    position: relative;
    background: var(--bg-alt);
    aspect-ratio: 16/10;
    overflow: hidden;
    cursor: pointer;
  }

  .frame video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
  }

  .frame::before {
    content: "";
    position: absolute;
    inset: 0;
    border: 1px solid rgba(16,35,63,0.06);
    pointer-events: none;
  }

  /* ---------- PROCESS ---------- */

  .process {
    padding: 110px 0;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    background: var(--bg-alt);
  }

  .process .wrap {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 48px;
  }

  .step .num {
    font-family: 'Instrument Serif', serif;
    font-size: 2.6rem;
    color: var(--blue-500);
    display: block;
    margin-bottom: 14px;
  }

  .step h3 { font-size: 1.3rem; margin-bottom: 10px; }

  .step p { color: var(--ink-soft); font-size: 0.95rem; max-width: 32ch; }

  /* ---------- CONTACT ---------- */

  .contact {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 620px;
  }

  .contact-panel {
    padding: 96px 56px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background:
      radial-gradient(circle at 20% 20%, rgba(54,113,179,0.14), transparent 55%),
      radial-gradient(circle at 80% 80%, rgba(179,135,47,0.10), transparent 55%),
      var(--bg-alt);
  }

  .contact-panel h2 { font-size: 2.4rem; max-width: 12ch; }
  .contact-panel p { color: var(--ink-soft); margin-top: 20px; max-width: 34ch; }

  .contact-panel .direct {
    margin-top: 48px;
    font-size: 0.95rem;
  }

  .contact-panel .direct a {
    color: var(--blue-600);
    text-decoration: none;
    border-bottom: 1px solid transparent;
  }
  .contact-panel .direct a:hover { border-color: var(--blue-600); }

  .contact-form {
    padding: 96px 56px;
    background: var(--panel);
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 20px;
  }

  .field label {
    display: block;
    font-size: 0.85rem;
    color: var(--ink-soft);
    margin-bottom: 8px;
  }

  .field input, .field textarea {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--blue-200);
    color: var(--ink);
    font-family: inherit;
    font-size: 1rem;
    padding: 10px 2px;
    transition: border-color 0.2s ease;
  }

  .field input:focus, .field textarea:focus {
    outline: none;
    border-color: var(--blue-500);
  }

  .contact-form button {
    align-self: flex-start;
    margin-top: 12px;
    border: none;
    cursor: pointer;
    font-family: inherit;
  }

  .form-note {
    font-size: 0.8rem;
    color: var(--ink-soft);
    opacity: 0.8;
  }

  /* ---------- BLOG ---------- */

  .blog {
    padding: 100px 0 110px;
    border-top: 1px solid var(--line);
  }

  .blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
  }

  .post-card {
    background: var(--panel);
    border: 1px solid var(--line);
    padding: 28px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    box-shadow: 0 12px 32px rgba(16, 35, 63, 0.05);
  }

  .post-card .meta {
    font-size: 0.78rem;
    color: var(--blue-500);
  }

  .post-card h3 {
    font-size: 1.35rem;
    line-height: 1.25;
  }

  .post-card p {
    color: var(--ink-soft);
    font-size: 0.92rem;
    flex-grow: 1;
  }

  .post-card .read-more {
    font-size: 0.85rem;
    color: var(--blue-600);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    align-self: flex-start;
  }

  .post-card .read-more:hover { border-color: var(--blue-600); }

  /* ---------- FOOTER ---------- */

  footer {
    border-top: 1px solid var(--line);
    padding: 32px 0;
  }

  footer .wrap {
    display: flex;
    justify-content: space-between;
    font-size: 0.82rem;
    color: var(--ink-soft);
    flex-wrap: wrap;
    gap: 12px;
  }

  /* ---------- RESPONSIVE ---------- */

  @media (max-width: 860px) {
    nav ul { display: none; }
    .intro .wrap { grid-template-columns: 1fr; gap: 28px; }
    .frames { grid-template-columns: 1fr; }
    .process .wrap { grid-template-columns: 1fr; gap: 44px; }
    .contact { grid-template-columns: 1fr; }
    .contact-panel, .contact-form { padding: 64px 28px; }
    .blog-grid { grid-template-columns: 1fr; }
  }

  @media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    * { transition: none !important; }
  }


  /* ---------- ARTICLE PAGE ---------- */

  .article-hero {
    padding: 64px 0 20px;
    border-bottom: 1px solid var(--line);
  }

  .article-hero .meta {
    font-size: 0.85rem;
    color: var(--blue-500);
    margin-bottom: 18px;
  }

  .article-hero h1 {
    font-size: clamp(2rem, 4.5vw, 3rem);
    line-height: 1.15;
    max-width: 22ch;
  }

  .article-hero .dek {
    color: var(--ink-soft);
    max-width: 56ch;
    margin-top: 20px;
    font-size: 1.05rem;
  }

  .back-link {
    display: inline-block;
    margin-bottom: 28px;
    font-size: 0.85rem;
    color: var(--blue-600);
    text-decoration: none;
  }

  .back-link:hover { text-decoration: underline; }

  .article-body {
    padding: 56px 0 100px;
    max-width: 720px;
    margin: 0 auto;
  }

  .article-body h2 {
    font-size: 1.6rem;
    margin-top: 44px;
    margin-bottom: 16px;
  }

  .article-body p {
    color: var(--ink-soft);
    margin-bottom: 18px;
    font-size: 1.02rem;
  }

  .article-body ul {
    color: var(--ink-soft);
    padding-left: 22px;
    margin-bottom: 18px;
  }

  .article-body li { margin-bottom: 8px; }

  .article-cta {
    margin-top: 56px;
    padding: 32px;
    background: var(--bg-alt);
    border-left: 3px solid var(--gold-500);
  }

  .article-cta p { margin-bottom: 16px; color: var(--ink); }