:root {
    --bg: #0E0E0F;
    --bg-2: #161617;
    --bg-3: #1F1F21;
    --ink: #F5F1EA;
    --ink-dim: #B8B3A8;
    --ink-mute: #6B6862;
    --gold: #C9A961;
    --gold-dim: #8F7843;
    --green: #7A8F6B;
    --line: #2A2A2C;
    --serif: 'General Sans', system-ui, sans-serif;
    --sans: 'General Sans', system-ui, sans-serif;
  }

  * { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }
  body {
    font-family: var(--sans);
    background: var(--bg);
    color: var(--ink);
    font-weight: 400;
    line-height: 1.6;
    letter-spacing: -0.005em;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
  }

  /* ANNOUNCEMENT BAR */
  .announce {
    background: var(--bg-3);
    border-bottom: 1px solid var(--line);
    overflow: hidden;
    font-size: 11px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--ink-dim);
    padding: 11px 0;
  }
  .announce-track {
    display: flex;
    gap: 60px;
    white-space: nowrap;
    animation: scroll 40s linear infinite;
    width: max-content;
  }
  .announce-track span::before {
    content: "◆";
    color: var(--gold);
    margin-right: 12px;
    font-size: 8px;
    vertical-align: middle;
  }
  @keyframes scroll {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
  }

  /* NAV */
  nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(14, 14, 15, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--line);
  }
  .nav-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 18px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  .logo {
    font-family: var(--sans);
    font-size: 18px;
    font-weight: 600;
    letter-spacing: 0.32em;
    color: var(--ink);
    text-decoration: none;
  }
  .logo-mark { color: var(--gold); }
  .nav-links {
    display: flex;
    gap: 36px;
    list-style: none;
  }
  .nav-links a {
    color: var(--ink-dim);
    text-decoration: none;
    font-size: 13px;
    font-weight: 400;
    letter-spacing: 0.04em;
    transition: color 0.2s;
  }
  .nav-links a:hover { color: var(--ink); }
  .cart-btn {
    background: transparent;
    border: 1px solid var(--line);
    color: var(--ink);
    padding: 9px 18px;
    font-family: var(--sans);
    font-size: 12px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 8px;
  }
  .cart-btn:hover { border-color: var(--gold); color: var(--gold); }
  .cart-count {
    background: var(--gold);
    color: var(--bg);
    border-radius: 50%;
    width: 18px;
    height: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-weight: 600;
  }

  /* HERO */
  .hero {
    min-height: 92vh;
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    align-items: center;
    max-width: 1280px;
    margin: 0 auto;
    padding: 80px 32px 60px;
    gap: 60px;
    position: relative;
  }
  .hero::before {
    content: "";
    position: absolute;
    top: 20%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(201, 169, 97, 0.08) 0%, transparent 70%);
    z-index: 0;
    pointer-events: none;
  }
  .hero-content { position: relative; z-index: 1; }
  .eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 11px;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 32px;
  }
  .eyebrow::before {
    content: "";
    width: 24px;
    height: 1px;
    background: var(--gold);
  }
  h1 {
    font-family: var(--sans);
    font-weight: 300;
    font-size: clamp(44px, 5.5vw, 76px);
    line-height: 1.02;
    letter-spacing: -0.035em;
    margin-bottom: 28px;
  }
  h1 em {
    font-style: normal;
    font-weight: 400;
    color: var(--gold);
  }
  .hero-sub {
    font-size: 18px;
    color: var(--ink-dim);
    max-width: 480px;
    margin-bottom: 40px;
    line-height: 1.6;
  }
  .hero-meta {
    display: flex;
    gap: 32px;
    margin-bottom: 44px;
    padding-top: 28px;
    border-top: 1px solid var(--line);
  }
  .meta-item {
    flex: 1;
  }
  .meta-label {
    font-size: 10px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--ink-mute);
    margin-bottom: 6px;
  }
  .meta-value {
    font-family: var(--sans);
    font-weight: 300;
    font-size: 22px;
    color: var(--ink);
    letter-spacing: -0.01em;
  }
  .cta-row {
    display: flex;
    gap: 16px;
    align-items: center;
  }
  .btn-primary {
    background: var(--ink);
    color: var(--bg);
    border: none;
    padding: 18px 36px;
    font-family: var(--sans);
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.2s;
  }
  .btn-primary:hover {
    background: var(--gold);
    transform: translateY(-1px);
  }
  .btn-ghost {
    background: transparent;
    color: var(--ink);
    border: 1px solid var(--line);
    padding: 18px 28px;
    font-size: 12px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s;
  }
  .btn-ghost:hover { border-color: var(--gold); color: var(--gold); }

  /* HERO PRODUCT */
  .hero-product {
    position: relative;
    aspect-ratio: 1/1;
    background: #EBE3D2;
    border: 1px solid var(--line);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
  }
  .hero-product::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
      radial-gradient(circle at 30% 20%, rgba(201, 169, 97, 0.08) 0%, transparent 55%);
    pointer-events: none;
    z-index: 1;
  }
  .hero-product img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center center;
    position: relative;
    z-index: 0;
  }
  .hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center center;
    position: relative;
    z-index: 0;
    display: block;
  }
  .hero-video img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  /* Legacy CSS mockup — fallback */
  .product-vessel {
    width: 55%;
    aspect-ratio: 1/1.6;
    background: linear-gradient(180deg, #1A1A1C 0%, #0A0A0B 100%);
    border-radius: 8px;
    position: relative;
    box-shadow: 0 40px 80px rgba(0,0,0,0.5), inset 0 1px 0 rgba(255,255,255,0.08);
  }
  /* hero-badge styles */
  .hero-badge {
    position: absolute;
    bottom: 24px;
    left: 24px;
    font-size: 10px;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--bg);
    border: 1px solid rgba(14, 14, 15, 0.15);
    padding: 8px 14px;
    background: rgba(245, 241, 234, 0.85);
    backdrop-filter: blur(10px);
    z-index: 2;
  }
  .hero-badge.tr { left: auto; right: 24px; bottom: auto; top: 24px; color: var(--gold-dim); border-color: rgba(201, 169, 97, 0.4); background: rgba(245, 241, 234, 0.85); }

  /* TRUST STRIP */
  .trust {
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    padding: 32px 32px;
  }
  .trust-inner {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 32px;
    align-items: center;
  }
  .trust-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 11px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink-dim);
  }
  .trust-icon {
    width: 24px;
    height: 24px;
    border: 1px solid var(--gold);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    font-size: 10px;
  }

  /* SECTION DEFAULT */
  section { padding: 100px 32px; }
  .container { max-width: 1280px; margin: 0 auto; }
  .section-tag {
    display: inline-block;
    font-size: 11px;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 20px;
  }
  h2 {
    font-family: var(--sans);
    font-weight: 300;
    font-size: clamp(36px, 4vw, 56px);
    line-height: 1.05;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
    max-width: 800px;
  }
  h2 em {
    font-style: normal;
    font-weight: 400;
    color: var(--gold);
  }
  h3 {
    font-family: var(--sans);
    font-weight: 400;
    font-size: 28px;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 12px;
  }
  .section-lead {
    font-size: 18px;
    color: var(--ink-dim);
    max-width: 640px;
    line-height: 1.65;
  }

  /* PROBLEM SECTION */
  .problem {
    background: var(--bg-2);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }
  .problem-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
  }
  .problem-list {
    list-style: none;
    margin-top: 32px;
  }
  .problem-list li {
    padding: 22px 0;
    border-top: 1px solid var(--line);
    display: flex;
    align-items: flex-start;
    gap: 20px;
    font-size: 17px;
    color: var(--ink-dim);
  }
  .problem-list li:last-child { border-bottom: 1px solid var(--line); }
  .problem-list li::before {
    content: counter(item, decimal-leading-zero);
    counter-increment: item;
    font-family: var(--sans);
    font-weight: 500;
    color: var(--gold);
    font-size: 14px;
    letter-spacing: 0.1em;
    flex-shrink: 0;
    width: 32px;
    margin-top: 4px;
  }
  .problem-list { counter-reset: item; }

  /* COMPARE TABLE */
  .compare-wrap {
    margin-top: 60px;
    border: 1px solid var(--line);
    overflow: hidden;
  }
  .compare-table {
    width: 100%;
    border-collapse: collapse;
  }
  .compare-table th,
  .compare-table td {
    padding: 20px 24px;
    text-align: left;
    border-bottom: 1px solid var(--line);
    font-size: 14px;
  }
  .compare-table th {
    font-family: var(--sans);
    font-weight: 500;
    font-size: 11px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--ink-mute);
    background: var(--bg-2);
  }
  .compare-table th.featured,
  .compare-table td.featured {
    background: rgba(201, 169, 97, 0.06);
    color: var(--ink);
    border-left: 1px solid rgba(201, 169, 97, 0.3);
    border-right: 1px solid rgba(201, 169, 97, 0.3);
  }
  .compare-table th.featured { color: var(--gold); }
  .check { color: var(--green); font-size: 16px; }
  .x { color: var(--ink-mute); font-size: 16px; }
  .compare-table tr:last-child td { border-bottom: none; }

  /* SCIENCE / HOW IT WORKS */
  .science {
    background: var(--bg);
    position: relative;
  }
  .science-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 40px;
    margin-top: 60px;
  }
  .science-card {
    border: 1px solid var(--line);
    padding: 40px 32px;
    background: var(--bg-2);
    transition: border-color 0.3s;
  }
  .science-card:hover { border-color: var(--gold); }
  .science-num {
    font-family: var(--sans);
    font-weight: 300;
    font-size: 14px;
    color: var(--gold);
    line-height: 1;
    margin-bottom: 32px;
    letter-spacing: 0.32em;
    text-transform: uppercase;
  }
  .science-card p {
    color: var(--ink-dim);
    font-size: 15px;
    line-height: 1.6;
  }

  /* PRODUCT SHOWCASE */
  .product-showcase {
    background: var(--bg-2);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }
  .product-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
  }
  .product-visual {
    aspect-ratio: 1/1;
    border: 1px solid var(--line);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
  }
  .product-visual.dark {
    background: #0A0A0B;
  }
  .product-visual.light {
    background: #EBE3D2;
  }
  .product-visual::after {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 50%, rgba(201, 169, 97, 0.10) 0%, transparent 65%);
    pointer-events: none;
    z-index: 2;
  }
  .product-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center center;
    position: relative;
    z-index: 1;
  }
  /* Legacy CSS mockup — fallback ako slike ne učitaju */
  .product-mockup {
    width: 50%;
    aspect-ratio: 1/1.4;
    background: linear-gradient(180deg, var(--bg-3) 0%, var(--bg) 100%);
    border: 1px solid rgba(255,255,255,0.05);
    box-shadow: 0 30px 60px rgba(0,0,0,0.6);
    border-radius: 6px;
    position: relative;
    z-index: 1;
  }
  .product-mockup-label {
    position: absolute;
    top: 15%;
    left: 12%;
    right: 12%;
    height: 35%;
    background: var(--ink);
    border-radius: 3px;
    color: var(--bg);
    padding: 16px 12px;
    font-family: var(--sans);
    font-weight: 500;
    text-align: center;
    font-size: 10px;
    letter-spacing: 0.22em;
    line-height: 1.6;
  }
  .product-mockup-label::before {
    content: "THREON";
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--gold);
    letter-spacing: 0.36em;
    margin-bottom: 8px;
  }
  .product-info { padding: 20px 0; }
  .product-info h3 { margin-bottom: 16px; font-size: 36px; }
  .product-info p { color: var(--ink-dim); margin-bottom: 28px; font-size: 16px; }

  .specs {
    list-style: none;
    margin-bottom: 32px;
    border-top: 1px solid var(--line);
  }
  .specs li {
    padding: 16px 0;
    border-bottom: 1px solid var(--line);
    display: flex;
    justify-content: space-between;
    font-size: 14px;
  }
  .specs .spec-label { color: var(--ink-mute); letter-spacing: 0.04em; }
  .specs .spec-value { color: var(--ink); font-weight: 400; }

  .price-block {
    display: flex;
    align-items: baseline;
    gap: 16px;
    margin-bottom: 24px;
  }
  .price {
    font-family: var(--sans);
    font-weight: 300;
    font-size: 42px;
    color: var(--ink);
    letter-spacing: -0.025em;
  }
  .price-tax {
    font-size: 12px;
    color: var(--ink-mute);
    letter-spacing: 0.12em;
    text-transform: uppercase;
  }

  /* INGREDIENT / DOSING */
  .dose-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 60px;
  }
  .dose-card {
    border: 1px solid var(--line);
    padding: 32px 24px;
    text-align: center;
  }
  .dose-icon {
    font-family: var(--sans);
    font-weight: 500;
    font-size: 11px;
    color: var(--gold);
    margin-bottom: 20px;
    letter-spacing: 0.32em;
    text-transform: uppercase;
  }
  .dose-card h4 {
    font-family: var(--sans);
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--ink);
    margin-bottom: 10px;
  }
  .dose-card p { font-size: 13px; color: var(--ink-dim); }

  /* TESTIMONIALS */
  .testimonials {
    background: var(--bg);
    border-top: 1px solid var(--line);
  }
  .test-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 60px;
  }
  .test-card {
    padding: 36px 32px;
    border: 1px solid var(--line);
    background: var(--bg-2);
    position: relative;
  }
  .stars { color: var(--gold); margin-bottom: 16px; letter-spacing: 4px; font-size: 14px; }
  .test-quote {
    font-family: var(--sans);
    font-weight: 400;
    font-size: 18px;
    line-height: 1.5;
    letter-spacing: -0.015em;
    color: var(--ink);
    margin-bottom: 28px;
  }
  .test-author {
    font-size: 13px;
    color: var(--ink-dim);
    border-top: 1px solid var(--line);
    padding-top: 20px;
  }
  .test-author strong { color: var(--ink); font-weight: 500; }

  /* FAQ */
  .faq-list { margin-top: 60px; max-width: 900px; }
  .faq-item {
    border-bottom: 1px solid var(--line);
  }
  .faq-q {
    padding: 28px 0;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--sans);
    font-weight: 400;
    font-size: 19px;
    letter-spacing: -0.015em;
    color: var(--ink);
    transition: color 0.2s;
  }
  .faq-q:hover { color: var(--gold); }
  .faq-toggle {
    font-size: 22px;
    color: var(--gold);
    transition: transform 0.3s;
    flex-shrink: 0;
    margin-left: 24px;
  }
  .faq-item.open .faq-toggle { transform: rotate(45deg); }
  .faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.3s;
    color: var(--ink-dim);
    font-size: 16px;
    line-height: 1.7;
  }
  .faq-item.open .faq-a {
    max-height: 600px;
    padding-bottom: 28px;
  }

  /* FINAL CTA */
  .final-cta {
    text-align: center;
    padding: 140px 32px;
    background: var(--bg-2);
    border-top: 1px solid var(--line);
    position: relative;
    overflow: hidden;
  }
  .final-cta::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 50%, rgba(201, 169, 97, 0.08) 0%, transparent 60%);
  }
  .final-cta h2 { margin: 0 auto 24px; }
  .final-cta .section-lead { margin: 0 auto 40px; }
  .final-cta .cta-row { justify-content: center; }

  /* FOOTER */
  footer {
    background: var(--bg);
    border-top: 1px solid var(--line);
    padding: 80px 32px 40px;
  }
  .footer-grid {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
  }
  .footer-brand .logo { display: inline-block; margin-bottom: 20px; }
  .footer-brand p { color: var(--ink-dim); font-size: 14px; max-width: 320px; line-height: 1.6; }
  .footer-col h5 {
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--ink-mute);
    margin-bottom: 20px;
  }
  .footer-col ul { list-style: none; }
  .footer-col ul li { margin-bottom: 12px; }
  .footer-col a {
    color: var(--ink-dim);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s;
  }
  .footer-col a:hover { color: var(--gold); }
  .footer-bottom {
    max-width: 1280px;
    margin: 0 auto;
    padding-top: 32px;
    border-top: 1px solid var(--line);
    display: flex;
    justify-content: space-between;
    color: var(--ink-mute);
    font-size: 12px;
  }

  /* ORDER MODAL */
  .modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 200;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
    overflow-y: auto;
    padding: 40px 20px;
  }
  .modal-overlay.open { opacity: 1; pointer-events: auto; }

  .modal {
    background: var(--bg);
    border: 1px solid var(--line);
    max-width: 560px;
    margin: 0 auto;
    transform: translateY(20px);
    opacity: 0;
    transition: opacity 0.4s ease, transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
  }
  .modal-overlay.open .modal {
    opacity: 1;
    transform: translateY(0);
  }

  .modal-header {
    padding: 28px 32px;
    border-bottom: 1px solid var(--line);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    background: var(--bg);
    z-index: 1;
  }
  .modal-header h3 { font-size: 22px; margin: 0; font-weight: 400; }
  .modal-close {
    background: none;
    border: none;
    color: var(--ink);
    font-size: 28px;
    cursor: pointer;
    padding: 4px 12px;
    line-height: 1;
  }
  .modal-close:hover { color: var(--gold); }

  .modal-body {
    padding: 24px 32px 32px;
  }

  /* PRODUCT SELECT BLOCK */
  .product-select-block {
    border: 1px solid var(--line);
    padding: 20px;
    margin-bottom: 12px;
    background: var(--bg-2);
    transition: border-color 0.2s;
  }
  .product-select-block.active { border-color: var(--gold); }

  .product-select-row {
    display: flex;
    align-items: center;
    gap: 14px;
  }
  .product-checkbox {
    width: 22px;
    height: 22px;
    border: 1px solid var(--line);
    background: var(--bg);
    flex-shrink: 0;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    position: relative;
    transition: all 0.2s;
  }
  .product-checkbox:checked {
    background: var(--gold);
    border-color: var(--gold);
  }
  .product-checkbox:checked::after {
    content: "✓";
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg);
    font-size: 14px;
    font-weight: 700;
  }

  .product-select-info {
    flex: 1;
  }
  .product-select-name {
    font-size: 15px;
    font-weight: 500;
    color: var(--ink);
    margin-bottom: 2px;
  }
  .product-select-desc {
    font-size: 12px;
    color: var(--ink-mute);
  }
  .product-select-price {
    font-size: 16px;
    color: var(--gold);
    font-weight: 500;
    margin-left: auto;
  }

  .qty-control {
    display: flex;
    align-items: center;
    gap: 0;
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid var(--line);
  }
  .qty-control-label {
    font-size: 11px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink-mute);
    margin-right: auto;
  }
  .qty-btn {
    background: transparent;
    border: 1px solid var(--line);
    color: var(--ink);
    width: 32px;
    height: 32px;
    cursor: pointer;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .qty-btn:hover { border-color: var(--gold); color: var(--gold); }
  .qty-display {
    width: 44px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    font-size: 14px;
  }

  /* MODAL PACK SELECTOR */
  .modal-pack-control {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid var(--line);
  }
  .modal-pack-option {
    border: 1px solid var(--line);
    padding: 14px 12px;
    background: var(--bg);
    cursor: pointer;
    position: relative;
    transition: all 0.2s;
  }
  .modal-pack-option:hover {
    border-color: var(--ink-dim);
  }
  .modal-pack-option.active {
    border-color: var(--gold);
    background: rgba(201, 169, 97, 0.06);
  }
  .modal-pack-badge {
    position: absolute;
    top: -7px;
    right: 8px;
    background: var(--gold);
    color: var(--bg);
    font-size: 9px;
    font-weight: 600;
    letter-spacing: 0.1em;
    padding: 3px 7px;
  }
  .modal-pack-label {
    font-size: 13px;
    font-weight: 500;
    color: var(--ink);
    margin-bottom: 3px;
  }
  .modal-pack-sublabel {
    font-size: 11px;
    color: var(--ink-mute);
    margin-bottom: 8px;
    line-height: 1.3;
  }
  .modal-pack-price {
    font-size: 15px;
    font-weight: 500;
    color: var(--gold);
    letter-spacing: -0.01em;
  }
  .modal-pack-option.active .modal-pack-price {
    color: var(--ink);
  }

  /* PRODUCT CARD PACK TOGGLE (on showcase) */
  .pack-toggle {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-bottom: 24px;
    margin-top: 8px;
  }
  .pack-option {
    border: 1px solid var(--line);
    padding: 18px 16px;
    background: var(--bg-2);
    cursor: pointer;
    position: relative;
    transition: all 0.2s;
  }
  .pack-option:hover {
    border-color: var(--ink-dim);
  }
  .pack-option.active {
    border-color: var(--gold);
    background: rgba(201, 169, 97, 0.05);
  }
  .pack-option-badge {
    position: absolute;
    top: -9px;
    right: 12px;
    background: var(--gold);
    color: var(--bg);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.12em;
    padding: 4px 9px;
    text-transform: uppercase;
  }
  .pack-option-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--ink);
    margin-bottom: 4px;
    letter-spacing: -0.01em;
  }
  .pack-option-sublabel {
    font-size: 12px;
    color: var(--ink-mute);
    margin-bottom: 12px;
    line-height: 1.4;
    min-height: 32px;
  }
  .pack-option-price {
    font-size: 22px;
    font-weight: 400;
    color: var(--gold);
    letter-spacing: -0.02em;
  }
  .pack-option.active .pack-option-price {
    color: var(--ink);
  }
  .pack-option-old-price {
    font-size: 12px;
    color: var(--ink-mute);
    text-decoration: line-through;
    margin-left: 6px;
    font-weight: 300;
  }

  /* FORM FIELDS */
  .form-section-title {
    font-size: 11px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--ink-mute);
    margin: 28px 0 16px;
  }
  .form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }
  .form-grid.full {
    grid-template-columns: 1fr;
  }
  .form-field {
    margin-bottom: 12px;
  }
  .form-field.full {
    grid-column: 1 / -1;
  }
  .form-field label {
    display: block;
    font-size: 11px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink-mute);
    margin-bottom: 6px;
  }
  .form-field label .required {
    color: var(--gold);
  }
  .form-field input,
  .form-field textarea,
  .form-field select {
    width: 100%;
    background: var(--bg-2);
    border: 1px solid var(--line);
    color: var(--ink);
    padding: 13px 14px;
    font-size: 14px;
    font-family: var(--sans);
    transition: border-color 0.2s;
    outline: none;
  }
  .form-field input:focus,
  .form-field textarea:focus,
  .form-field select:focus {
    border-color: var(--gold);
  }
  .form-field textarea {
    resize: vertical;
    min-height: 80px;
    line-height: 1.5;
  }

  /* PAYMENT METHOD */
  .payment-options {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .payment-option {
    border: 1px solid var(--line);
    padding: 14px 16px;
    background: var(--bg-2);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: border-color 0.2s;
  }
  .payment-option:hover {
    border-color: var(--ink-dim);
  }
  .payment-option.active {
    border-color: var(--gold);
    background: rgba(201, 169, 97, 0.04);
  }
  .payment-option input[type="radio"] {
    appearance: none;
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border: 1px solid var(--line);
    border-radius: 50%;
    margin: 0;
    position: relative;
    cursor: pointer;
  }
  .payment-option input[type="radio"]:checked {
    border-color: var(--gold);
  }
  .payment-option input[type="radio"]:checked::after {
    content: "";
    position: absolute;
    inset: 3px;
    background: var(--gold);
    border-radius: 50%;
  }
  .payment-option-label {
    flex: 1;
    font-size: 14px;
    color: var(--ink);
  }
  .payment-option-desc {
    font-size: 12px;
    color: var(--ink-mute);
    margin-top: 2px;
  }

  /* TOTAL BLOCK */
  .total-block {
    margin-top: 28px;
    padding: 20px;
    background: var(--bg-2);
    border: 1px solid var(--line);
  }
  .total-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 0;
    font-size: 14px;
    color: var(--ink-dim);
  }
  .total-row.grand {
    font-size: 18px;
    color: var(--ink);
    border-top: 1px solid var(--line);
    margin-top: 12px;
    padding-top: 14px;
  }
  .total-row.grand .total-amount {
    font-size: 24px;
    font-weight: 400;
    color: var(--gold);
    letter-spacing: -0.02em;
  }
  .shipping-progress {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--line);
    font-size: 12px;
    color: var(--ink-dim);
  }
  .shipping-progress.qualified {
    color: var(--green);
  }
  .progress-bar {
    height: 3px;
    background: var(--bg-3);
    margin-top: 8px;
    overflow: hidden;
  }
  .progress-fill {
    height: 100%;
    background: var(--gold);
    transition: width 0.4s;
  }

  /* SUBMIT BUTTON */
  .modal-submit {
    width: 100%;
    background: var(--gold);
    color: var(--bg);
    border: none;
    padding: 18px;
    font-size: 12px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    margin-top: 24px;
    font-family: var(--sans);
  }
  .modal-submit:hover:not(:disabled) {
    background: var(--ink);
  }
  .modal-submit:disabled {
    opacity: 0.5;
    cursor: not-allowed;
  }
  .modal-submit.sending {
    background: var(--bg-3);
    color: var(--ink-dim);
  }

  .modal-disclaimer {
    margin-top: 16px;
    font-size: 12px;
    color: var(--ink-mute);
    line-height: 1.5;
    text-align: center;
  }

  /* SUCCESS STATE */
  .success-state {
    text-align: center;
    padding: 60px 20px;
  }
  .success-icon {
    width: 64px;
    height: 64px;
    border: 1px solid var(--gold);
    border-radius: 50%;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    font-size: 28px;
  }
  .success-state h3 {
    font-size: 26px;
    margin-bottom: 14px;
    font-weight: 300;
    letter-spacing: -0.02em;
  }
  .success-state p {
    color: var(--ink-dim);
    font-size: 15px;
    line-height: 1.6;
    max-width: 380px;
    margin: 0 auto 28px;
  }
  .success-detail {
    display: inline-block;
    margin-top: 12px;
    padding: 14px 20px;
    background: var(--bg-2);
    border: 1px solid var(--line);
    font-size: 13px;
    color: var(--ink);
    letter-spacing: 0.04em;
  }

  /* TOAST */
  .toast {
    position: fixed;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--ink);
    color: var(--bg);
    padding: 16px 28px;
    font-size: 13px;
    letter-spacing: 0.08em;
    z-index: 300;
    transition: transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
    border: 1px solid var(--gold);
  }
  .toast.show { transform: translateX(-50%) translateY(0); }

  /* ANIMATIONS */
  .reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease, transform 0.8s ease;
  }
  .reveal.in { opacity: 1; transform: translateY(0); }

  /* MOBILE */
  @media (max-width: 880px) {
    .nav-links { display: none; }
    .nav-inner { padding: 14px 20px; }
    section { padding: 64px 20px; }
    .hero {
      grid-template-columns: 1fr;
      padding: 40px 20px 60px;
      gap: 40px;
      min-height: auto;
    }
    .hero-meta { flex-wrap: wrap; gap: 20px; }
    .meta-item { flex: 1 1 40%; }
    .trust-inner { grid-template-columns: 1fr 1fr; gap: 16px; }
    .problem-grid, .product-row { grid-template-columns: 1fr; gap: 40px; }
    .science-grid, .test-grid { grid-template-columns: 1fr; }
    .dose-grid { grid-template-columns: 1fr 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
    .compare-table { font-size: 12px; }
    .compare-table th, .compare-table td { padding: 12px; }
    .modal { max-width: 100%; }
    .modal-overlay { padding: 0; }
    .modal-header { padding: 20px; }
    .modal-body { padding: 20px; }
    .form-grid { grid-template-columns: 1fr; }
    .cta-row { flex-wrap: wrap; }
    .btn-primary, .btn-ghost { flex: 1; text-align: center; padding: 16px 20px; }
  }

  /* ============================================ */
  /* BLOG STYLES                                  */
  /* ============================================ */

  .blog-hero {
    padding: 100px 32px 80px;
    border-bottom: 1px solid var(--line);
    background: var(--bg);
  }
  .blog-hero-inner {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
  }
  .blog-meta {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 16px;
    margin-bottom: 32px;
    font-size: 11px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--ink-mute);
  }
  .blog-meta-divider {
    width: 1px;
    height: 12px;
    background: var(--line);
  }
  .blog-meta a {
    color: var(--gold);
    text-decoration: none;
  }
  .blog-meta a:hover { color: var(--ink); }

  .blog-hero h1 {
    font-family: var(--sans);
    font-weight: 300;
    font-size: clamp(36px, 5vw, 60px);
    line-height: 1.05;
    letter-spacing: -0.03em;
    margin-bottom: 28px;
    color: var(--ink);
  }
  .blog-hero h1 em {
    font-style: normal;
    font-weight: 400;
    color: var(--gold);
  }
  .blog-hero-lead {
    font-size: 18px;
    color: var(--ink-dim);
    line-height: 1.6;
    max-width: 700px;
    margin: 0 auto;
  }

  /* BLOG LIST GRID */
  .blog-list {
    padding: 80px 32px;
    max-width: 1280px;
    margin: 0 auto;
  }
  .blog-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }
  .blog-card {
    background: var(--bg-2);
    border: 1px solid var(--line);
    text-decoration: none;
    color: inherit;
    transition: border-color 0.3s, transform 0.3s;
    display: flex;
    flex-direction: column;
  }
  .blog-card:hover {
    border-color: var(--gold);
    transform: translateY(-2px);
  }
  .blog-card-img {
    aspect-ratio: 16/10;
    background: linear-gradient(135deg, var(--bg-3) 0%, var(--bg-2) 100%);
    position: relative;
    overflow: hidden;
  }
  .blog-card-img::after {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 30%, rgba(201, 169, 97, 0.15) 0%, transparent 60%);
    pointer-events: none;
    z-index: 2;
  }
  .blog-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center center;
    position: relative;
    z-index: 1;
    transition: transform 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
  }
  .blog-card:hover .blog-card-img img {
    transform: scale(1.04);
  }

  /* ARTICLE HERO IMAGE */
  .article-hero-image {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 32px;
  }
  .article-hero-image img {
    width: 100%;
    height: auto;
    aspect-ratio: 16/10;
    object-fit: cover;
    object-position: center center;
    border: 1px solid var(--line);
    display: block;
  }
  .blog-card-body {
    padding: 32px;
    flex: 1;
    display: flex;
    flex-direction: column;
  }
  .blog-card-meta {
    font-size: 11px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 16px;
  }
  .blog-card h3 {
    font-family: var(--sans);
    font-weight: 400;
    font-size: 24px;
    line-height: 1.25;
    letter-spacing: -0.02em;
    margin-bottom: 14px;
    color: var(--ink);
  }
  .blog-card-excerpt {
    font-size: 15px;
    color: var(--ink-dim);
    line-height: 1.55;
    flex: 1;
    margin-bottom: 20px;
  }
  .blog-card-readmore {
    font-size: 12px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink);
    border-top: 1px solid var(--line);
    padding-top: 18px;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  .blog-card:hover .blog-card-readmore {
    color: var(--gold);
  }

  /* ARTICLE BODY */
  .article {
    max-width: 760px;
    margin: 0 auto;
    padding: 80px 32px;
  }
  .article p {
    font-size: 18px;
    line-height: 1.75;
    color: var(--ink);
    margin-bottom: 26px;
  }
  .article p:first-of-type {
    font-size: 20px;
    color: var(--ink);
    line-height: 1.6;
  }
  .article h2 {
    font-family: var(--sans);
    font-weight: 400;
    font-size: 32px;
    letter-spacing: -0.02em;
    margin-top: 60px;
    margin-bottom: 24px;
    color: var(--ink);
    line-height: 1.15;
  }
  .article h3 {
    font-family: var(--sans);
    font-weight: 500;
    font-size: 22px;
    letter-spacing: -0.015em;
    margin-top: 40px;
    margin-bottom: 16px;
    color: var(--ink);
  }
  .article ul, .article ol {
    margin: 0 0 26px 0;
    padding-left: 24px;
  }
  .article li {
    font-size: 17px;
    line-height: 1.7;
    color: var(--ink);
    margin-bottom: 10px;
  }
  .article li::marker { color: var(--gold); }
  .article strong {
    color: var(--ink);
    font-weight: 500;
  }
  .article em {
    font-style: italic;
    color: var(--gold);
  }
  .article a {
    color: var(--gold);
    text-decoration: underline;
    text-decoration-color: rgba(201, 169, 97, 0.3);
    text-underline-offset: 3px;
  }
  .article a:hover {
    text-decoration-color: var(--gold);
  }
  .article blockquote {
    border-left: 2px solid var(--gold);
    padding: 8px 0 8px 24px;
    margin: 36px 0;
    font-style: normal;
    color: var(--ink-dim);
    font-size: 19px;
    line-height: 1.55;
  }

  /* INLINE CTA BOX IN ARTICLES */
  .article-cta {
    background: var(--bg-2);
    border: 1px solid var(--line);
    padding: 36px 32px;
    margin: 50px 0;
    text-align: center;
  }
  .article-cta .eyebrow {
    display: inline-block;
    margin-bottom: 14px;
    font-size: 11px;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--gold);
  }
  .article-cta h4 {
    font-family: var(--sans);
    font-weight: 300;
    font-size: 26px;
    letter-spacing: -0.02em;
    margin-bottom: 14px;
    line-height: 1.2;
  }
  .article-cta p {
    font-size: 15px !important;
    color: var(--ink-dim);
    margin-bottom: 22px !important;
    line-height: 1.55;
  }
  .article-cta .btn-primary {
    display: inline-block;
    text-decoration: none;
  }

  /* TABLE IN ARTICLES */
  .article table {
    width: 100%;
    border-collapse: collapse;
    margin: 30px 0;
    font-size: 15px;
    border: 1px solid var(--line);
  }
  .article table th,
  .article table td {
    padding: 14px 16px;
    text-align: left;
    border-bottom: 1px solid var(--line);
  }
  .article table th {
    background: var(--bg-2);
    font-weight: 500;
    font-size: 12px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink-dim);
  }
  .article table tr:last-child td {
    border-bottom: none;
  }

  /* AUTHOR / FOOTER */
  .article-end {
    max-width: 760px;
    margin: 60px auto 0;
    padding: 40px 32px;
    border-top: 1px solid var(--line);
    text-align: center;
  }
  .article-end p {
    color: var(--ink-mute);
    font-size: 13px;
    line-height: 1.6;
  }

  /* RELATED ARTICLES */
  .related {
    background: var(--bg-2);
    border-top: 1px solid var(--line);
    padding: 80px 32px;
  }
  .related-inner {
    max-width: 1280px;
    margin: 0 auto;
  }
  .related h3 {
    font-family: var(--sans);
    font-weight: 300;
    font-size: 32px;
    letter-spacing: -0.02em;
    text-align: center;
    margin-bottom: 48px;
  }

  /* BLOG MOBILE */
  @media (max-width: 880px) {
    .blog-hero { padding: 60px 20px 50px; }
    .blog-list { padding: 50px 20px; }
    .blog-grid { grid-template-columns: 1fr; gap: 24px; }
    .blog-card-body { padding: 24px; }
    .article { padding: 50px 20px; }
    .article p { font-size: 17px; }
    .article p:first-of-type { font-size: 18px; }
    .article h2 { font-size: 26px; margin-top: 44px; }
    .article h3 { font-size: 19px; }
    .article li { font-size: 16px; }
    .article-cta { padding: 28px 22px; }
    .article-cta h4 { font-size: 22px; }
    .related { padding: 50px 20px; }
    .related h3 { font-size: 24px; margin-bottom: 32px; }
    .article table { font-size: 13px; }
    .article table th, .article table td { padding: 10px 8px; }
    .article-hero-image { padding: 0 20px; }
  }

  /* LEGAL AGREEMENT CHECKBOX IN ORDER MODAL */
  .legal-checkbox-row {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px;
    background: var(--bg);
    border: 1px solid var(--line);
    margin: 20px 0 16px;
    cursor: pointer;
    font-size: 13px;
    line-height: 1.5;
    color: var(--ink-dim);
    transition: border-color 0.2s;
  }
  .legal-checkbox-row:hover {
    border-color: var(--ink-mute);
  }
  .legal-checkbox-row input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: 1px;
    flex-shrink: 0;
    cursor: pointer;
    accent-color: var(--gold);
  }
  .legal-checkbox-row span {
    flex: 1;
  }
  .legal-checkbox-row a {
    color: var(--gold);
    text-decoration: underline;
    text-underline-offset: 2px;
  }
  .legal-checkbox-row a:hover {
    color: var(--ink);
  }

  /* ============================================
     GUARANTEE BLOCK
     ============================================ */
  .guarantee {
    padding: 40px 0 80px;
  }
  .guarantee-box {
    display: flex;
    align-items: center;
    gap: 48px;
    background: linear-gradient(135deg, var(--bg-2) 0%, var(--bg-3) 100%);
    border: 1px solid var(--gold-dim);
    border-radius: 4px;
    padding: 56px 64px;
    position: relative;
    overflow: hidden;
  }
  .guarantee-box::before {
    content: "";
    position: absolute;
    top: 0; left: 0;
    width: 3px; height: 100%;
    background: var(--gold);
  }
  .guarantee-badge {
    flex-shrink: 0;
    width: 130px;
    height: 130px;
    border: 2px solid var(--gold);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(201, 169, 97, 0.06);
  }
  .guarantee-days {
    font-size: 52px;
    font-weight: 600;
    color: var(--gold);
    line-height: 1;
  }
  .guarantee-days-label {
    font-size: 15px;
    color: var(--ink-dim);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-top: 4px;
  }
  .guarantee-content {
    flex: 1;
  }
  .guarantee-content h3 {
    font-size: 26px;
    font-weight: 500;
    margin: 12px 0 14px;
    line-height: 1.3;
    color: var(--ink);
  }
  .guarantee-content p {
    color: var(--ink-dim);
    line-height: 1.65;
    margin-bottom: 20px;
    max-width: 620px;
  }
  .guarantee-points {
    display: flex;
    gap: 28px;
    flex-wrap: wrap;
  }
  .guarantee-points span {
    color: var(--gold);
    font-size: 15px;
    font-weight: 500;
  }

  @media (max-width: 768px) {
    .guarantee-box {
      flex-direction: column;
      gap: 28px;
      padding: 40px 28px;
      text-align: center;
    }
    .guarantee-content h3 { font-size: 22px; }
    .guarantee-points {
      justify-content: center;
      gap: 16px 24px;
    }
  }

  /* ============================================
     STICKY MOBILE ORDER BAR
     ============================================ */
  .sticky-order-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 900;
    display: none;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 12px 16px;
    background: rgba(14, 14, 15, 0.96);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-top: 1px solid var(--line);
    transform: translateY(100%);
    transition: transform 0.3s ease;
  }
  .sticky-order-bar.visible {
    transform: translateY(0);
  }
  .sticky-order-info {
    display: flex;
    flex-direction: column;
    min-width: 0;
  }
  .sticky-order-label {
    font-size: 12px;
    color: var(--ink-dim);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .sticky-order-price {
    font-size: 16px;
    font-weight: 600;
    color: var(--gold);
  }
  .sticky-order-btn {
    flex-shrink: 0;
    background: var(--gold);
    color: var(--bg);
    border: none;
    padding: 14px 32px;
    font-size: 15px;
    font-weight: 600;
    font-family: var(--sans);
    border-radius: 3px;
    cursor: pointer;
  }
  /* Only show sticky bar on mobile/tablet */
  @media (max-width: 768px) {
    .sticky-order-bar {
      display: flex;
    }
  }