:root {
    --navy: #faf7f2;
    --navy-mid: #f2ede4;
    --ink: #0b1e3a;
    --blue: #1658c5;
    --blue-light: #1e72f0;
    --accent: #00d4aa;
    --accent-dark: #00a886;
    --white: #ffffff;
    --offwhite: #f4f6fb;
    --gray: #8899b4;
    --gray-light: #e8edf7;
    --text: #1a2c4e;
    --text-muted: #5a6f8c;
    --border: rgba(22,88,197,0.15);
    --radius: 14px;
    --radius-sm: 8px;
  }

  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

  html { scroll-behavior: smooth; }

  body {
    font-family: 'DM Sans', sans-serif;
    background: var(--navy);
    color: var(--text);
    overflow-x: hidden;
  }

  /* ─── NAV ─── */
  nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 5vw;
    height: 72px;
    background: rgba(250,247,242,0.88);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(11,30,58,0.07);
  }

  .nav-logo {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 28px;
    letter-spacing: 3px;
    color: var(--text);
    text-decoration: none;
  }
  .nav-logo span { color: var(--accent); }

  .nav-links {
    display: flex; align-items: center; gap: 32px;
    list-style: none;
  }
  .nav-links a {
    color: rgba(11,30,58,0.65);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.3px;
    transition: color 0.2s;
  }
  .nav-links a:hover { color: var(--text); }

  .nav-cta {
    display: flex; align-items: center; gap: 10px;
    background: var(--accent);
    color: var(--ink) !important;
    font-weight: 600 !important;
    padding: 10px 20px;
    border-radius: 50px;
    font-size: 14px !important;
    text-decoration: none;
    transition: background 0.2s, transform 0.15s;
  }
  .nav-cta:hover { background: var(--accent-dark); transform: translateY(-1px); color: var(--ink) !important; }

  /* ─── HERO ─── */
  .hero {
    min-height: 100vh;
    display: flex; flex-direction: column; justify-content: center;
    padding: 120px 5vw 80px;
    position: relative;
    overflow: hidden;
  }

  .hero-bg {
    position: absolute; inset: 0; z-index: 0;
    background:
      radial-gradient(ellipse 70% 60% at 80% 50%, rgba(22,88,197,0.22) 0%, transparent 70%),
      radial-gradient(ellipse 40% 40% at 10% 80%, rgba(0,212,170,0.12) 0%, transparent 60%);
  }

  .hero-content { position: relative; z-index: 1; max-width: 780px; }

  .hero-badge {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(0,212,170,0.12);
    border: 1px solid rgba(0,212,170,0.3);
    color: var(--accent);
    font-size: 12px; font-weight: 600;
    letter-spacing: 1.5px; text-transform: uppercase;
    padding: 6px 14px; border-radius: 50px;
    margin-bottom: 28px;
  }
  .hero-badge::before { content: '●'; font-size: 8px; }

  h1 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: clamp(56px, 9vw, 110px);
    line-height: 0.92;
    letter-spacing: 1px;
    margin-bottom: 28px;
  }
  h1 .line-accent { color: var(--accent); }
  h1 .line-blue { color: var(--blue-light); }

  .hero-sub {
    font-size: 18px;
    font-weight: 300;
    color: rgba(11,30,58,0.7);
    line-height: 1.6;
    max-width: 540px;
    margin-bottom: 40px;
  }

  .hero-actions {
    display: flex; flex-wrap: wrap; align-items: center; gap: 16px;
    margin-bottom: 60px;
  }

  .btn-primary {
    display: inline-flex; align-items: center; gap: 10px;
    background: var(--accent);
    color: var(--ink);
    font-weight: 700; font-size: 16px;
    padding: 16px 32px; border-radius: 50px;
    text-decoration: none;
    transition: all 0.2s;
    box-shadow: 0 4px 24px rgba(0,212,170,0.3);
  }
  .btn-primary:hover { background: #00f0c0; transform: translateY(-2px); box-shadow: 0 8px 32px rgba(0,212,170,0.4); }

  .btn-phone {
    display: inline-flex; align-items: center; gap: 10px;
    background: rgba(11,30,58,0.05);
    border: 1px solid rgba(11,30,58,0.16);
    color: var(--text);
    font-weight: 600; font-size: 16px;
    padding: 16px 28px; border-radius: 50px;
    text-decoration: none;
    transition: all 0.2s;
  }
  .btn-phone:hover { background: rgba(11,30,58,0.09); }
  .btn-phone svg { width: 18px; height: 18px; fill: var(--accent); }

  .hero-trust {
    display: flex; flex-wrap: wrap; gap: 28px;
  }
  .trust-item {
    display: flex; align-items: center; gap: 10px;
    font-size: 14px; color: rgba(11,30,58,0.6);
    font-weight: 400;
  }
  .trust-item svg { width: 18px; height: 18px; color: var(--accent); flex-shrink: 0; }

  /* ─── SECTION WRAPPER ─── */
  section { padding: 100px 5vw; }

  .section-label {
    display: inline-block;
    font-size: 11px; font-weight: 700;
    letter-spacing: 2.5px; text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 12px;
  }

  .section-title {
    font-family: 'Bebas Neue', sans-serif;
    font-size: clamp(40px, 5vw, 64px);
    line-height: 1;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
  }

  .section-sub {
    font-size: 17px;
    font-weight: 300;
    color: rgba(11,30,58,0.6);
    max-width: 480px;
    line-height: 1.6;
    margin-bottom: 56px;
  }

  /* ─── PRODUCTS ─── */
  #produits { background: var(--navy-mid); }

  .products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
  }

  .product-card {
    background: #ffffff;
    border: 1px solid rgba(11,30,58,0.08);
    border-radius: var(--radius);
    padding: 32px 28px;
    display: flex; flex-direction: column;
    position: relative;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(11,30,58,0.05);
    transition: transform 0.25s, border-color 0.25s;
  }
  .product-image-wrap {
    margin: -32px -28px 20px;
    height: 200px;
    display: flex; align-items: center; justify-content: center;
    background: linear-gradient(160deg, #ffffff 0%, #e9edf6 100%);
    border-bottom: 1px solid rgba(11,30,58,0.08);
  }
  .product-image-wrap img {
    max-height: 170px; max-width: 80%;
    object-fit: contain;
    filter: drop-shadow(0 12px 18px rgba(0,0,0,0.35));
  }
  .product-card:hover { transform: translateY(-4px); border-color: rgba(22,88,197,0.5); }
  .product-card::before {
    content: ''; position: absolute;
    top: 0; left: 0; right: 0; height: 3px;
    background: linear-gradient(90deg, var(--blue), var(--accent));
    opacity: 0; transition: opacity 0.25s;
  }
  .product-card:hover::before { opacity: 1; }

  .product-card.featured {
    border-color: rgba(0,212,170,0.35);
    background: #f2fbf9;
  }
  .product-card.featured::before { opacity: 1; background: var(--accent); }

  .product-badge-pop {
    position: absolute; top: 20px; right: 20px;
    background: var(--accent);
    color: var(--navy);
    font-size: 10px; font-weight: 700;
    letter-spacing: 1px; text-transform: uppercase;
    padding: 4px 10px; border-radius: 20px;
  }

  .product-size {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 52px; line-height: 1;
    letter-spacing: 1px;
    color: rgba(11,30,58,0.08);
    margin-bottom: 8px;
  }

  .product-name {
    font-size: 20px; font-weight: 600;
    margin-bottom: 6px;
  }

  .product-capacity {
    font-size: 13px; color: var(--accent);
    font-weight: 500; margin-bottom: 4px;
  }

  .product-surface {
    font-size: 13px; color: rgba(11,30,58,0.5);
    margin-bottom: 24px;
  }

  .price-row {
    display: flex; align-items: baseline; gap: 6px;
    margin-bottom: 6px;
  }
  .price-amount {
    font-size: 28px; font-weight: 700;
    color: var(--text);
  }
  .price-unit {
    font-size: 13px; color: rgba(11,30,58,0.5);
  }
  .price-tvac {
    font-size: 12px; color: rgba(11,30,58,0.4);
    margin-bottom: 20px;
  }

  .price-details {
    background: rgba(11,30,58,0.045);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
    margin-bottom: 24px;
  }
  .price-details table { width: 100%; }
  .price-details td {
    font-size: 13px; padding: 3px 0;
    color: rgba(11,30,58,0.65);
  }
  .price-details td:last-child { text-align: right; font-weight: 500; color: rgba(11,30,58,0.9); }

  .btn-card {
    display: block; text-align: center;
    padding: 12px;
    background: rgba(22,88,197,0.12);
    border: 1px solid rgba(22,88,197,0.35);
    color: var(--blue);
    border-radius: var(--radius-sm);
    font-size: 14px; font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
    margin-top: auto;
  }
  .btn-card:hover { background: var(--blue); border-color: var(--blue); color: #fff; }
  .btn-card-accent {
    background: var(--accent); border-color: var(--accent); color: var(--ink);
  }
  .btn-card-accent:hover { background: var(--accent-dark); border-color: var(--accent-dark); color: var(--ink); }

  /* ─── CHAUFFAGE ─── */
  #chauffage { background: var(--navy); }

  .heating-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
  }

  .heating-card {
    background: #ffffff;
    border: 1px solid rgba(11,30,58,0.08);
    border-radius: var(--radius);
    padding: 32px 28px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 2px 10px rgba(11,30,58,0.05);
    transition: transform 0.25s;
  }
  .heating-card:hover { transform: translateY(-4px); border-color: rgba(22,88,197,0.4); }

  .heating-image-wrap {
    margin: -32px -28px 24px;
    height: 170px;
    display: flex; align-items: center; justify-content: center;
    background: linear-gradient(160deg, #ffffff 0%, #e9edf6 100%);
    border-bottom: 1px solid rgba(11,30,58,0.08);
  }
  .heating-image-wrap img {
    max-height: 140px; max-width: 70%;
    object-fit: contain;
    filter: drop-shadow(0 10px 14px rgba(0,0,0,0.3));
  }

  .heating-icon {
    width: 48px; height: 48px;
    background: rgba(22,88,197,0.15);
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 20px;
  }
  .heating-icon svg { width: 26px; height: 26px; color: var(--blue-light); }

  .heating-name {
    font-size: 18px; font-weight: 600; margin-bottom: 4px;
  }
  .heating-kw {
    font-size: 13px; color: var(--accent); font-weight: 500; margin-bottom: 20px;
  }

  .heating-specs {
    margin-bottom: 24px;
  }
  .spec-row {
    display: flex; justify-content: space-between;
    font-size: 13px; padding: 6px 0;
    border-bottom: 1px solid rgba(11,30,58,0.08);
    color: rgba(11,30,58,0.65);
  }
  .spec-row span:last-child { color: rgba(11,30,58,0.9); font-weight: 500; }

  .heating-price-grid {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 8px; margin-bottom: 24px;
  }
  .heat-price-box {
    background: rgba(11,30,58,0.045);
    border-radius: var(--radius-sm);
    padding: 10px 12px; text-align: center;
  }
  .heat-price-box .label { font-size: 11px; color: rgba(11,30,58,0.5); margin-bottom: 4px; }
  .heat-price-box .value { font-size: 15px; font-weight: 600; }

  /* ─── CTA BAND ─── */
  .cta-band {
    background: linear-gradient(135deg, var(--blue) 0%, #0e3d8c 100%);
    padding: 80px 5vw;
    display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
    gap: 32px;
  }
  .cta-band-text h2 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: clamp(36px, 4vw, 56px);
    line-height: 1;
    margin-bottom: 10px;
    color: #fff;
  }
  .cta-band-text p {
    font-size: 16px; font-weight: 300; opacity: 0.75;
    max-width: 420px; line-height: 1.5;
    color: #fff;
  }
  .cta-band-actions { display: flex; flex-wrap: wrap; gap: 14px; }

  .btn-white {
    display: inline-flex; align-items: center; gap: 10px;
    background: var(--white);
    color: var(--ink);
    font-weight: 700; font-size: 16px;
    padding: 16px 30px; border-radius: 50px;
    text-decoration: none;
    transition: all 0.2s;
  }
  .btn-white:hover { background: var(--offwhite); transform: translateY(-2px); }
  .btn-white svg { width: 18px; height: 18px; }

  .btn-outline-white {
    display: inline-flex; align-items: center; gap: 10px;
    background: transparent;
    border: 2px solid rgba(255,255,255,0.45);
    color: var(--white);
    font-weight: 600; font-size: 16px;
    padding: 14px 28px; border-radius: 50px;
    text-decoration: none;
    transition: all 0.2s;
  }
  .btn-outline-white:hover { border-color: var(--white); background: rgba(255,255,255,0.1); }

  /* ─── PACKS ─── */
  #packs { background: var(--navy-mid); }

  .packs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
  }

  .pack-card {
    background: #ffffff;
    border: 1px solid rgba(11,30,58,0.08);
    border-radius: var(--radius);
    padding: 32px 28px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(11,30,58,0.05);
    transition: transform 0.25s;
  }
  .pack-card:hover { transform: translateY(-4px); }
  .pack-card.popular { border-color: rgba(0,212,170,0.4); }

  .pack-visual {
    display: flex; align-items: center; justify-content: center;
    gap: 4px;
    margin: -32px -28px 18px;
    height: 160px;
    background: linear-gradient(160deg, #ffffff 0%, #e9edf6 100%);
    border-bottom: 1px solid rgba(11,30,58,0.08);
  }
  .pack-visual img {
    max-height: 140px; object-fit: contain;
    filter: drop-shadow(0 10px 14px rgba(0,0,0,0.35));
  }
  .pack-visual img.pv-fan { max-height: 100px; align-self: center; }
  .pack-visual .pv-plus {
    font-size: 20px; font-weight: 700; color: rgba(11,30,58,0.3);
  }
  .pack-popular-badge {
    position: absolute; top: 0; right: 0;
    background: var(--accent); color: var(--ink);
    font-size: 10px; font-weight: 700;
    padding: 6px 16px;
    border-radius: 0 var(--radius) 0 var(--radius);
  }
  .pack-number {
    font-size: 11px; font-weight: 700; letter-spacing: 2px;
    text-transform: uppercase; color: rgba(11,30,58,0.4);
    margin-bottom: 8px;
  }
  .pack-title { font-size: 19px; font-weight: 600; margin-bottom: 6px; }
  .pack-desc { font-size: 13px; color: rgba(11,30,58,0.55); margin-bottom: 20px; line-height: 1.5; }
  .pack-capacity { font-size: 13px; color: var(--accent); font-weight: 500; margin-bottom: 4px; }
  .pack-surface { font-size: 13px; color: rgba(11,30,58,0.45); margin-bottom: 20px; }
  .pack-price-big {
    font-size: 32px; font-weight: 700; margin-bottom: 4px;
  }
  .pack-price-sub { font-size: 12px; color: rgba(11,30,58,0.45); margin-bottom: 20px; }

  /* ─── ZONES DESSERVIES ─── */
  #zones { background: var(--navy); }

  .zones-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
  }

  .zone-card {
    background: #ffffff;
    border: 1px solid rgba(11,30,58,0.08);
    border-radius: var(--radius-sm);
    padding: 20px 22px;
    box-shadow: 0 2px 10px rgba(11,30,58,0.05);
  }
  .zone-card h3 {
    font-size: 15px; font-weight: 700;
    color: var(--text);
    margin-bottom: 8px;
    display: flex; align-items: center; gap: 8px;
  }
  .zone-card h3 svg { width: 16px; height: 16px; color: var(--accent); flex-shrink: 0; }
  .zone-card p {
    font-size: 13px; color: rgba(11,30,58,0.55);
    line-height: 1.55;
  }

  .zones-note {
    margin-top: 28px;
    font-size: 14px; color: rgba(11,30,58,0.55);
    max-width: 640px; line-height: 1.6;
  }

  /* ─── FAQ ─── */
  #faq { background: var(--navy-mid); }

  .faq-list { max-width: 780px; }

  .faq-item {
    background: #ffffff;
    border: 1px solid rgba(11,30,58,0.08);
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
    overflow: hidden;
  }
  .faq-item summary {
    cursor: pointer;
    list-style: none;
    padding: 20px 24px;
    font-size: 16px; font-weight: 600;
    color: var(--text);
    display: flex; align-items: center; justify-content: space-between;
    gap: 16px;
  }
  .faq-item summary::-webkit-details-marker { display: none; }
  .faq-item summary::after {
    content: '+';
    font-size: 22px; font-weight: 400;
    color: var(--accent);
    flex-shrink: 0;
    transition: transform 0.2s;
  }
  .faq-item[open] summary::after { transform: rotate(45deg); }
  .faq-item p {
    padding: 0 24px 22px;
    font-size: 15px; font-weight: 300;
    color: rgba(11,30,58,0.65);
    line-height: 1.65;
  }

  /* ─── CONTACT ─── */
  #contact { background: var(--navy); }

  .contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 60px;
    align-items: start;
  }

  .contact-info h3 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 36px; margin-bottom: 16px;
  }

  .contact-info p {
    font-size: 16px; font-weight: 300;
    color: rgba(11,30,58,0.65);
    line-height: 1.7; margin-bottom: 36px;
  }

  .contact-item {
    display: flex; align-items: flex-start; gap: 16px;
    margin-bottom: 24px;
  }
  .contact-item-icon {
    width: 44px; height: 44px; flex-shrink: 0;
    background: rgba(22,88,197,0.15);
    border: 1px solid rgba(22,88,197,0.3);
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
  }
  .contact-item-icon svg { width: 20px; height: 20px; color: var(--blue-light); }
  .contact-item-body label {
    font-size: 11px; font-weight: 700;
    letter-spacing: 1.5px; text-transform: uppercase;
    color: rgba(11,30,58,0.45);
    display: block; margin-bottom: 4px;
  }
  .contact-item-body a, .contact-item-body span {
    font-size: 16px; font-weight: 500; color: var(--text);
    text-decoration: none;
  }
  .contact-item-body a:hover { color: var(--accent); }

  /* ─── FORM ─── */
  .contact-form-card {
    background: #ffffff;
    border: 1px solid rgba(11,30,58,0.09);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 2px 14px rgba(11,30,58,0.06);
  }

  .form-title {
    font-size: 20px; font-weight: 600; margin-bottom: 6px;
  }
  .form-sub {
    font-size: 14px; color: rgba(11,30,58,0.5);
    margin-bottom: 28px;
  }

  .form-row {
    display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
    margin-bottom: 16px;
  }
  .form-group { display: flex; flex-direction: column; margin-bottom: 16px; }
  .form-group label {
    font-size: 12px; font-weight: 600;
    letter-spacing: 0.5px;
    color: rgba(11,30,58,0.55);
    margin-bottom: 8px;
    text-transform: uppercase;
  }
  .form-group input,
  .form-group select,
  .form-group textarea {
    background: rgba(11,30,58,0.03);
    border: 1px solid rgba(11,30,58,0.15);
    border-radius: var(--radius-sm);
    padding: 13px 16px;
    color: var(--text);
    font-family: 'DM Sans', sans-serif;
    font-size: 15px;
    outline: none;
    transition: border-color 0.2s, background 0.2s;
  }
  .form-group input::placeholder,
  .form-group textarea::placeholder { color: rgba(11,30,58,0.35); }
  .form-group input:focus,
  .form-group select:focus,
  .form-group textarea:focus {
    border-color: var(--accent);
    background: rgba(0,212,170,0.04);
  }
  .form-group select option { background: var(--navy); }
  .form-group textarea { resize: vertical; min-height: 120px; }

  .btn-submit {
    width: 100%;
    display: flex; align-items: center; justify-content: center; gap: 10px;
    background: var(--accent);
    color: var(--ink);
    font-weight: 700; font-size: 16px;
    padding: 16px 32px; border-radius: var(--radius-sm);
    border: none; cursor: pointer;
    font-family: 'DM Sans', sans-serif;
    transition: all 0.2s;
    margin-top: 8px;
  }
  .btn-submit:hover { background: var(--accent-dark); transform: translateY(-1px); }
  .btn-submit svg { width: 18px; height: 18px; }

  .form-note {
    text-align: center;
    font-size: 12px; color: rgba(11,30,58,0.45);
    margin-top: 14px;
    line-height: 1.5;
  }

  .form-success {
    display: none;
    background: rgba(0,212,170,0.1);
    border: 1px solid rgba(0,212,170,0.3);
    border-radius: var(--radius-sm);
    padding: 20px; text-align: center;
    color: var(--accent);
    margin-top: 16px;
    font-weight: 500;
  }

  /* ─── FOOTER ─── */
  footer {
    background: #060f1e;
    padding: 60px 5vw 40px;
  }
  .footer-top {
    display: flex; flex-wrap: wrap; gap: 48px; justify-content: space-between;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.07);
    margin-bottom: 32px;
  }
  .footer-brand .logo {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 32px; letter-spacing: 3px;
    color: var(--white); margin-bottom: 12px;
  }
  .footer-brand .logo span { color: var(--accent); }
  .footer-brand p {
    font-size: 14px; color: rgba(255,255,255,0.4);
    max-width: 260px; line-height: 1.6;
  }
  .footer-links h4 {
    font-size: 12px; font-weight: 700;
    letter-spacing: 2px; text-transform: uppercase;
    color: rgba(255,255,255,0.4);
    margin-bottom: 16px;
  }
  .footer-links ul { list-style: none; }
  .footer-links li { margin-bottom: 10px; }
  .footer-links a {
    color: rgba(255,255,255,0.6); text-decoration: none;
    font-size: 14px; transition: color 0.2s;
  }
  .footer-links a:hover { color: var(--accent); }
  .footer-bottom {
    display: flex; flex-wrap: wrap; justify-content: space-between;
    align-items: center; gap: 12px;
    font-size: 13px; color: rgba(255,255,255,0.3);
  }
  .footer-bottom a { color: rgba(255,255,255,0.4); text-decoration: none; }
  .footer-bottom a:hover { color: var(--white); }

  /* ─── BLOG ─── */
  #blog { background: var(--navy-mid); }

  .blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-bottom: 48px;
  }

  .blog-grid.blog-grid-page { margin-bottom: 0; }

  .blog-card {
    background: #ffffff;
    border: 1px solid rgba(11,30,58,0.08);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(11,30,58,0.05);
    transition: transform 0.25s, border-color 0.25s;
    cursor: pointer;
    display: flex; flex-direction: column;
    text-decoration: none;
    color: inherit;
  }
  .blog-card:hover { transform: translateY(-4px); border-color: rgba(22,88,197,0.4); }

  .blog-card-img {
    height: 180px;
    background: linear-gradient(135deg, var(--navy) 0%, #1a3a6e 100%);
    display: flex; align-items: center; justify-content: center;
    position: relative; overflow: hidden;
  }
  .blog-card-img svg { width: 64px; height: 64px; opacity: 0.25; }
  .blog-card-img .blog-tag {
    position: absolute; top: 14px; left: 14px;
    background: rgba(0,212,170,0.15);
    border: 1px solid rgba(0,212,170,0.3);
    color: var(--accent);
    font-size: 10px; font-weight: 700;
    letter-spacing: 1.5px; text-transform: uppercase;
    padding: 4px 10px; border-radius: 20px;
  }
  .blog-card-img .blog-num {
    position: absolute; bottom: 14px; right: 14px;
    font-family: 'Bebas Neue', sans-serif;
    font-size: 48px; line-height: 1;
    color: rgba(255,255,255,0.06);
  }

  .blog-card-body { padding: 24px 24px 28px; flex: 1; display: flex; flex-direction: column; }
  .blog-meta {
    font-size: 12px; color: rgba(11,30,58,0.4);
    margin-bottom: 10px; display: flex; gap: 12px; align-items: center;
  }
  .blog-meta span::before { content: '·'; margin-right: 12px; }
  .blog-meta span:first-child::before { content: none; }

  .blog-card-title {
    font-size: 18px; font-weight: 600; line-height: 1.3;
    margin-bottom: 12px; color: var(--text);
  }
  .blog-card-excerpt {
    font-size: 14px; font-weight: 300;
    color: rgba(11,30,58,0.55); line-height: 1.65;
    margin-bottom: 20px; flex: 1;
  }
  .blog-read-more {
    display: inline-flex; align-items: center; gap: 6px;
    font-size: 13px; font-weight: 600;
    color: var(--accent); text-decoration: none;
    transition: gap 0.2s;
  }
  .blog-read-more:hover { gap: 10px; }
  .blog-read-more svg { width: 14px; height: 14px; }

  .blog-section-more {
    text-align: center;
  }
  .blog-section-more a {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 14px; font-weight: 600;
    color: var(--blue); text-decoration: none;
  }
  .blog-section-more a svg { width: 15px; height: 15px; }
  .blog-section-more a:hover { color: var(--blue-light); }

  /* ─── BREADCRUMB ─── */
  .breadcrumb {
    padding: 100px 5vw 0;
    font-size: 13px;
    color: rgba(11,30,58,0.45);
  }
  .breadcrumb a { color: rgba(11,30,58,0.55); text-decoration: none; }
  .breadcrumb a:hover { color: var(--accent); }
  .breadcrumb span[aria-current] { color: rgba(11,30,58,0.75); }

  /* ─── ARTICLE PAGE ─── */
  .blog-article {
    max-width: 760px; margin: 0 auto;
    padding: 40px 5vw 80px;
  }
  .blog-article-back {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 14px; color: rgba(11,30,58,0.55);
    cursor: pointer; margin-bottom: 36px;
    background: none; border: none;
    font-family: 'DM Sans', sans-serif;
    text-decoration: none;
    transition: color 0.2s;
  }
  .blog-article-back:hover { color: var(--text); }
  .blog-article-tag {
    display: inline-block;
    background: rgba(0,212,170,0.1);
    border: 1px solid rgba(0,212,170,0.25);
    color: var(--accent);
    font-size: 11px; font-weight: 700;
    letter-spacing: 1.5px; text-transform: uppercase;
    padding: 5px 12px; border-radius: 20px;
    margin-bottom: 20px;
  }
  .blog-article h1 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: clamp(32px, 5vw, 54px);
    line-height: 1.05; letter-spacing: 0.5px;
    margin-bottom: 20px; color: var(--text);
  }
  .blog-article-meta {
    font-size: 13px; color: rgba(11,30,58,0.45);
    margin-bottom: 36px; display: flex; gap: 16px; flex-wrap: wrap;
  }
  .blog-article-divider {
    height: 1px; background: rgba(11,30,58,0.1);
    margin-bottom: 36px;
  }
  .blog-article-content { line-height: 1.8; color: rgba(11,30,58,0.8); font-size: 16px; font-weight: 300; }
  .blog-article-content h2 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 28px; color: var(--text);
    margin: 36px 0 14px; letter-spacing: 0.5px;
  }
  .blog-article-content h3 {
    font-size: 17px; font-weight: 600; color: var(--text);
    margin: 28px 0 10px;
  }
  .blog-article-content p { margin-bottom: 18px; }
  .blog-article-content ul { margin: 0 0 18px 20px; }
  .blog-article-content li { margin-bottom: 8px; }
  .blog-article-content strong { color: var(--text); font-weight: 600; }
  .blog-article-content a { color: var(--blue); }
  .blog-article-content .highlight-box {
    background: rgba(22,88,197,0.08);
    border-left: 3px solid var(--blue-light);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    padding: 16px 20px; margin: 24px 0;
    color: rgba(11,30,58,0.85);
    font-style: italic;
  }
  .blog-article-cta {
    margin-top: 48px;
    background: linear-gradient(135deg, rgba(22,88,197,0.2), rgba(0,212,170,0.08));
    border: 1px solid rgba(0,212,170,0.2);
    border-radius: var(--radius);
    padding: 32px;
    text-align: center;
  }
  .blog-article-cta h3 { font-size: 20px; font-weight: 600; margin-bottom: 10px; }
  .blog-article-cta p { font-size: 15px; color: rgba(11,30,58,0.6); margin-bottom: 20px; }

  .related-articles {
    margin-top: 56px;
    padding-top: 40px;
    border-top: 1px solid rgba(11,30,58,0.1);
  }
  .related-articles h3 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 22px; letter-spacing: 0.5px;
    margin-bottom: 20px; color: var(--text);
  }
  .related-articles ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
  .related-articles a {
    color: var(--blue); text-decoration: none;
    font-size: 15px; font-weight: 500;
  }
  .related-articles a:hover { color: var(--blue-light); }

  /* ─── FLOATING CTA ─── */
  .float-call {
    position: fixed; bottom: 28px; right: 28px; z-index: 99;
    display: flex; align-items: center; gap: 12px;
    background: var(--accent);
    color: var(--ink);
    font-weight: 700; font-size: 15px;
    padding: 16px 24px;
    border-radius: 50px;
    text-decoration: none;
    box-shadow: 0 8px 32px rgba(0,212,170,0.4);
    transition: all 0.2s;
    animation: pulse 3s ease infinite;
  }
  .float-call:hover { transform: scale(1.05); box-shadow: 0 12px 40px rgba(0,212,170,0.5); }
  .float-call svg { width: 20px; height: 20px; }

  @keyframes pulse {
    0%, 100% { box-shadow: 0 8px 32px rgba(0,212,170,0.4); }
    50% { box-shadow: 0 8px 44px rgba(0,212,170,0.65); }
  }

  /* ─── RESPONSIVE ─── */
  @media (max-width: 768px) {
    .nav-links { display: none; }
    .contact-wrapper { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .contact-form-card { padding: 28px 20px; }
    .cta-band { text-align: center; justify-content: center; }
    .cta-band-text p { margin: 0 auto; }
  }