:root {
      --bg: #f6f9fd;
      --surface: #ffffff;
      --line: #dce6f2;
      --text: #0f172a;
      --sub: #607086;
      --point: #1172ff;
      --point-dark: #0a55c5;
      --point-soft: #eef5ff;
      --shadow: 0 18px 40px rgba(15, 23, 42, 0.08);
      --hero-shadow: 0 28px 70px rgba(17, 114, 255, 0.16);
      --radius-xl: 36px;
      --radius-lg: 30px;
      --radius-md: 20px;
      --max: 1120px;
    }

    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; overflow-x: hidden; }
    body {
      margin: 0;
      width: 100%;
      overflow-x: hidden;
      font-family: 'Pretendard Variable', Pretendard, 'Apple SD Gothic Neo', 'Malgun Gothic', sans-serif;
      color: var(--text);
      background: linear-gradient(180deg, #ffffff 0%, #f7fbff 100%);
      word-break: keep-all;
      letter-spacing: -0.02em;
    }

    a { color: inherit; text-decoration: none; }
    img { display: block; max-width: 100%; }
    button, input, textarea, select { font: inherit; }

    .container {
      width: min(calc(100% - 24px), var(--max));
      margin: 0 auto;
    }

    .topbar {
      position: fixed;
      inset: 0 0 auto 0;
      z-index: 50;
      backdrop-filter: blur(14px);
      background: rgba(255,255,255,0.88);
      border-bottom: 1px solid rgba(220, 230, 242, 0.92);
    }

    .topbar-inner {
      min-height: 76px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
    }

    .brand {
      display: flex;
      align-items: center;
      gap: 12px;
      min-width: 0;
      max-width: 100%;
    }

    .brand-mark {
      width: 44px;
      height: 44px;
      border-radius: 14px;
      background: linear-gradient(135deg, #1172ff 0%, #53c2ff 100%);
      box-shadow: 0 12px 24px rgba(17, 114, 255, 0.24);
      position: relative;
      overflow: hidden;
      flex-shrink: 0;
    }

    .brand-mark::before,
    .brand-mark::after {
      content: "";
      position: absolute;
      background: rgba(255,255,255,0.92);
      border-radius: 999px;
    }

    .brand-mark::before {
      width: 18px;
      height: 18px;
      top: 8px;
      right: 7px;
    }

    .brand-mark::after {
      width: 30px;
      height: 10px;
      left: 7px;
      bottom: 10px;
    }

    .brand-name {
      font-size: 20px;
      font-weight: 900;
      letter-spacing: -0.04em;
    }

    .brand-sub {
      margin-top: 2px;
      font-size: 13px;
      color: var(--sub);
      font-weight: 600;
      line-height: 1.35;
    }

    .topbar-actions {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-wrap: wrap;
      justify-content: flex-end;
    }

    .chip {
      display: inline-flex;
      align-items: center;
      padding: 9px 12px;
      border-radius: 999px;
      background: #fff;
      border: 1px solid var(--line);
      color: var(--sub);
      font-size: 13px;
      font-weight: 700;
      white-space: nowrap;
    }

    .btn {
      appearance: none;
      border: none;
      cursor: pointer;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 58px;
      padding: 0 26px;
      border-radius: 18px;
      font-size: 16px;
      font-weight: 800;
      letter-spacing: -0.02em;
      transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease, opacity .18s ease;
    }

    .btn:hover { transform: translateY(-2px); }

    .btn-primary {
      background: linear-gradient(135deg, var(--point) 0%, #46b5ff 100%);
      color: #fff;
      box-shadow: 0 14px 28px rgba(17, 114, 255, 0.22);
    }

    .btn-secondary {
      background: rgba(255,255,255,0.12);
      color: #fff;
      border: 1px solid rgba(255,255,255,0.18);
      backdrop-filter: blur(8px);
    }

    .btn-call {
      background: #fff;
      color: var(--text);
      border: 1px solid var(--line);
      box-shadow: 0 8px 18px rgba(15, 23, 42, 0.08);
    }

    .section {
      padding: 140px 0;
      text-align: center;
    }

    .section-head {
      max-width: 760px;
      margin: 0 auto 34px;
    }

    .section-tag {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 15px;
      border-radius: 999px;
      background: #eef5ff;
      color: var(--point-dark);
      font-size: 13px;
      font-weight: 800;
      letter-spacing: -0.02em;
    }

    .section-title {
      margin: 18px 0 14px;
      font-size: clamp(34px, 4.8vw, 62px);
      line-height: 1.1;
      letter-spacing: -0.05em;
    }

    .section-desc {
      margin: 0;
      font-size: clamp(17px, 1.8vw, 19px);
      line-height: 1.82;
      color: var(--sub);
      font-weight: 500;
    }

    .hero {
      min-height: 100svh;
      padding: 112px 0 74px;
      display: flex;
      align-items: center;
      text-align: center;
    }

    .hero-card {
      position: relative;
      overflow: hidden;
      border-radius: var(--radius-xl);
      min-height: 820px;
      padding: 72px 36px;
      display: flex;
      align-items: center;
      justify-content: center;
      background:
        linear-gradient(rgba(10, 24, 44, 0.46), rgba(10, 24, 44, 0.56)),
        url('https://images.unsplash.com/photo-1581578731548-c64695cc6952?auto=format&fit=crop&w=1400&q=80') center/cover no-repeat;
      box-shadow: var(--hero-shadow);
      color: #fff;
    }

    .hero-card::before {
      content: "";
      position: absolute;
      inset: 0;
      background: radial-gradient(circle at 50% 20%, rgba(255,255,255,0.12), transparent 36%);
      pointer-events: none;
    }

    .hero-content {
      position: relative;
      z-index: 1;
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 16px;
      border-radius: 999px;
      background: rgba(255,255,255,0.14);
      color: #edf6ff;
      font-size: 14px;
      font-weight: 800;
      letter-spacing: -0.02em;
      backdrop-filter: blur(8px);
    }

    .hero-title {
      margin: 24px 0 18px;
      font-size: clamp(44px, 6vw, 86px);
      line-height: 1.02;
      letter-spacing: -0.06em;
    }

    .hero-desc {
      margin: 0;
      max-width: 700px;
      font-size: clamp(18px, 2vw, 21px);
      line-height: 1.84;
      color: rgba(255,255,255,0.9);
      font-weight: 500;
    }

    .hero-price {
      margin-top: 20px;
      font-size: clamp(28px, 3vw, 40px);
      font-weight: 900;
      letter-spacing: -0.05em;
      color: #ffffff;
    }

    .hero-price span {
      color: #bfe3ff;
    }

    .hero-actions {
      display: flex;
      gap: 14px;
      flex-wrap: wrap;
      justify-content: center;
      margin-top: 34px;
    }

    .hero-note {
      margin-top: 22px;
      font-size: 15px;
      line-height: 1.8;
      color: rgba(255,255,255,0.82);
      font-weight: 600;
    }

    .reasons-card,
    .single-card,
    .price-card,
    .steps-card,
    .lead-form-card {
      max-width: 1040px;
      margin: 0 auto;
      padding: 54px 28px;
      border-radius: 34px;
      background: #fff;
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .reasons-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 22px;
    }

    .reason-item {
      min-height: 280px;
      padding: 34px 24px;
      border-radius: 28px;
      background: linear-gradient(180deg, #fcfdff 0%, #f7fbff 100%);
      border: 1px solid #e4edf8;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      text-align: center;
    }

    .reason-icon,
    .type-icon {
      width: 84px;
      height: 84px;
      margin: 0 auto 24px;
      border-radius: 28px;
      background: linear-gradient(135deg, #eef5ff 0%, #f9fbff 100%);
      box-shadow: inset 0 0 0 1px #dbe9ff;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .reason-icon svg,
    .type-icon svg {
      width: 42px;
      height: 42px;
      stroke: var(--point-dark);
      fill: none;
      stroke-width: 2;
      stroke-linecap: round;
      stroke-linejoin: round;
    }

    .reason-item h3 {
      margin: 0 0 12px;
      font-size: clamp(18px, 2.2vw, 26px);
      line-height: 1.25;
      letter-spacing: -0.04em;
    }

    .single-card h3,
    .price-card h3,
    .steps-card h3 {
      margin: 0 0 12px;
      font-size: clamp(30px, 4vw, 48px);
      line-height: 1.12;
      letter-spacing: -0.05em;
    }

    .reason-item p,
    .single-card p,
    .price-card p,
    .steps-card p {
      margin: 0;
      font-size: clamp(17px, 1.8vw, 19px);
      line-height: 1.85;
      color: var(--sub);
      font-weight: 500;
    }

    .intro-card {
      text-align: center;
      background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
    }

    .intro-text {
      text-align: center !important;
      max-width: 900px !important;
      margin-left: auto !important;
      margin-right: auto !important;
      font-size: clamp(18px, 1.95vw, 21px) !important;
      line-height: 2 !important;
      letter-spacing: -0.025em;
    }

    .intro-text strong {
      color: var(--text);
      font-weight: 900;
    }

    .hero-card,
    .single-card,
    .reasons-card,
    .price-card,
    .steps-card,
    .lead-form-card,
    .reason-item,
    .type-chip,
    .price-item,
    .step-item,
    .btn,
    .chip {
      transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease, opacity .35s ease;
    }

    .single-card:hover,
    .reasons-card:hover,
    .price-card:hover,
    .steps-card:hover,
    .lead-form-card:hover {
      transform: translateY(-6px);
      box-shadow: 0 26px 54px rgba(15, 23, 42, 0.11);
    }

    .reason-item:hover,
    .type-chip:hover,
    .price-item:hover,
    .step-item:hover {
      transform: translateY(-8px);
      box-shadow: 0 22px 44px rgba(15, 23, 42, 0.10);
    }

    .hero-badge,
    .section-tag,
    .chip {
      animation: floatSoft 4.8s ease-in-out infinite;
    }

    .hero-title,
    .section-title,
    .hero-price {
      animation: glowIn .9s ease both;
    }

    .hero-desc,
    .hero-actions,
    .hero-note {
      animation: fadeUp .9s ease both;
    }

    .hero-desc { animation-delay: .12s; }
    .hero-actions { animation-delay: .22s; }
    .hero-note { animation-delay: .32s; }

    .reveal-up {
      opacity: 0;
      transform: translateY(26px);
      transition: opacity .7s ease, transform .7s ease;
      will-change: transform, opacity;
    }

    .reveal-up.is-visible {
      opacity: 1;
      transform: translateY(0);
    }

    @keyframes fadeUp {
      from {
        opacity: 0;
        transform: translateY(24px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    @keyframes glowIn {
      from {
        opacity: 0;
        transform: translateY(28px) scale(.985);
        filter: blur(8px);
      }
      to {
        opacity: 1;
        transform: translateY(0) scale(1);
        filter: blur(0);
      }
    }

    @keyframes floatSoft {
      0%, 100% {
        transform: translateY(0);
      }
      50% {
        transform: translateY(-6px);
      }
    }

    .type-list {
      margin-top: 34px;
      display: grid;
      grid-template-columns: repeat(5, minmax(0, 1fr));
      gap: 16px;
    }

    .type-chip {
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      min-height: 164px;
      padding: 18px 12px;
      border-radius: 28px;
      background: #f9fbff;
      border: 1px solid #d9e8ff;
      color: var(--text);
      font-size: 16px;
      font-weight: 800;
      gap: 10px;
    }

    .price-card h3 span {
      color: var(--point);
    }

    .price-chart {
      margin: 42px auto 0;
      max-width: 720px;
      padding: 24px 18px 12px;
    }

    .chart-label {
      margin-bottom: 24px;
      font-size: 14px;
      font-weight: 700;
      color: #8a97aa;
    }

    .chart-wrap {
      position: relative;
      height: 270px;
      display: flex;
      justify-content: center;
      align-items: end;
      gap: 44px;
      padding: 0 10px 46px;
      border-bottom: 3px solid #e5edf6;
    }

    .chart-line {
      position: absolute;
      left: 20%;
      right: 20%;
      top: 54px;
      height: 120px;
      pointer-events: none;
    }

    .chart-line svg {
      width: 100%;
      height: 100%;
      overflow: visible;
    }

    .chart-col {
      width: 140px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: end;
      gap: 14px;
      position: relative;
      z-index: 1;
      overflow: visible;
    }

    .chart-badge {
      position: absolute;
      left: 50%;
      top: -66px;
      transform: translateX(-50%);
      padding: 14px 18px;
      background: var(--point);
      color: #fff;
      border-radius: 18px;
      font-size: 18px;
      font-weight: 900;
      box-shadow: 0 12px 24px rgba(17,114,255,0.24);
      white-space: nowrap;
    }

    .chart-badge::after {
      content: "";
      position: absolute;
      left: 50%;
      bottom: -9px;
      width: 18px;
      height: 18px;
      margin-left: -9px;
      background: var(--point);
      transform: rotate(45deg);
      border-radius: 3px;
    }

    .chart-bar {
      width: 100%;
      max-width: 96px;
      border-radius: 18px 18px 0 0;
      background: #e9edf3;
      position: relative;
    }

    .chart-col.active .chart-bar {
      background: var(--point);
      box-shadow: 0 14px 24px rgba(17,114,255,0.18);
    }

    .chart-dot {
      position: absolute;
      top: -10px;
      left: 50%;
      width: 18px;
      height: 18px;
      margin-left: -9px;
      border-radius: 999px;
      background: #6b7280;
    }

    .chart-col.active .chart-dot {
      background: var(--point);
    }

    .chart-month {
      font-size: 16px;
      font-weight: 900;
      color: #6b7280;
    }

    .chart-price {
      font-size: 15px;
      font-weight: 800;
      color: #8a97aa;
    }

    .chart-col.active .chart-month,
    .chart-col.active .chart-price {
      color: var(--point);
    }

    .steps-grid {
      margin-top: 30px;
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 16px;
    }

    .step-item {
      padding: 28px 18px;
      border-radius: 26px;
      background: #f8fbff;
      border: 1px solid #dfeaf7;
    }

    .step-num {
      width: 54px;
      height: 54px;
      border-radius: 18px;
      margin: 0 auto 16px;
      background: linear-gradient(135deg, #1172ff 0%, #46b5ff 100%);
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      font-weight: 900;
      box-shadow: 0 12px 24px rgba(17,114,255,0.18);
    }

    .step-item h4 {
      margin: 0 0 10px;
      font-size: 20px;
      letter-spacing: -0.04em;
    }

    .step-item p {
      margin: 0;
      font-size: 15px;
      line-height: 1.75;
      color: var(--sub);
      font-weight: 500;
    }

    .form-section {
      padding-top: 130px;
      padding-bottom: 140px;
      text-align: center;
    }

    .form-intro {
      max-width: 760px;
      margin: 0 auto 34px;
    }

    .form-intro h2 {
      margin: 0 0 14px;
      font-size: clamp(36px, 5vw, 64px);
      line-height: 1.08;
      letter-spacing: -0.05em;
    }

    .form-intro p {
      margin: 0;
      font-size: clamp(17px, 1.8vw, 19px);
      line-height: 1.82;
      color: var(--sub);
      font-weight: 500;
    }

    .lead-form-card {
      max-width: 920px;
      text-align: left;
      padding: 38px;
    }

    .lead-form-head {
      text-align: center;
      margin-bottom: 28px;
    }

    .lead-form-head h3 {
      margin: 0;
      font-size: 34px;
      letter-spacing: -0.05em;
    }

    .lead-form-head p {
      margin: 12px 0 0;
      color: var(--sub);
      font-size: 16px;
      line-height: 1.74;
    }

    .form-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 18px;
    }

    .field,
    .field.full,
    .aircon-box,
    .agree-box,
    .error-msg,
    .form-actions,
    .submit-success,
    .form-submit-note {
      min-width: 0;
    }

    .field {
      display: flex;
      flex-direction: column;
      gap: 9px;
    }

    .field.full { grid-column: 1 / -1; }

    .field label {
      font-size: 14px;
      font-weight: 800;
      letter-spacing: -0.02em;
    }

    .field input {
      width: 100%;
      max-width: 100%;
      min-height: 58px;
      border-radius: 18px;
      border: 1px solid var(--line);
      background: #fbfdff;
      color: var(--text);
      padding: 0 18px;
      outline: none;
      transition: border-color .18s ease, box-shadow .18s ease, background .18s ease;
    }

    .field input:focus,
    .ac-type-select:focus,
    .selected-qty:focus {
      border-color: var(--point);
      background: #fff;
      box-shadow: 0 0 0 4px rgba(17,114,255,0.08);
    }

    .aircon-box {
      grid-column: 1 / -1;
      padding: 20px;
      border-radius: 24px;
      border: 1px solid var(--line);
      background: #f7fbff;
    }

    .aircon-title {
      margin: 0 0 16px;
      font-size: 18px;
      letter-spacing: -0.03em;
      font-weight: 800;
    }

    .ac-selector-wrap {
      display: grid;
      gap: 14px;
    }

    .ac-select-row {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 140px;
      gap: 12px;
      align-items: center;
    }

    .ac-type-select {
      width: 100%;
      min-height: 58px;
      border-radius: 18px;
      border: 1px solid var(--line);
      background: #fff;
      color: var(--text);
      padding: 0 18px;
      outline: none;
      font-size: 16px;
      font-weight: 700;
      appearance: none;
      background-image:
        linear-gradient(45deg, transparent 50%, #64748b 50%),
        linear-gradient(135deg, #64748b 50%, transparent 50%);
      background-position:
        calc(100% - 24px) calc(50% - 3px),
        calc(100% - 18px) calc(50% - 3px);
      background-size: 6px 6px, 6px 6px;
      background-repeat: no-repeat;
      padding-right: 46px;
    }

    .add-option-btn {
      min-height: 58px;
      border-radius: 18px;
      border: 1px solid #cfe0f7;
      background: #eef5ff;
      color: var(--point-dark);
      font-size: 15px;
      font-weight: 800;
      cursor: pointer;
      transition: transform .18s ease, background .18s ease, border-color .18s ease;
    }

    .add-option-btn:hover {
      background: #e4efff;
      border-color: #bfd7fb;
      transform: translateY(-1px);
    }

    .selected-list {
      display: grid;
      gap: 12px;
    }

    .selected-item {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 140px 48px;
      gap: 10px;
      align-items: center;
      padding: 14px;
      border-radius: 18px;
      background: #fff;
      border: 1px solid var(--line);
    }

    .selected-name {
      font-size: 15px;
      font-weight: 800;
      color: var(--text);
      min-width: 0;
    }

    .selected-qty {
      width: 100%;
      min-height: 48px;
      border-radius: 14px;
      border: 1px solid var(--line);
      background: #fbfdff;
      text-align: center;
      font-size: 17px;
      font-weight: 800;
      color: var(--text);
      padding: 0 12px;
      outline: none;
    }

    .remove-option-btn {
      width: 48px;
      height: 48px;
      border-radius: 14px;
      border: 1px solid #ffd4d8;
      background: #fff5f5;
      color: #d92d20;
      font-size: 24px;
      font-weight: 800;
      cursor: pointer;
      transition: transform .18s ease, background .18s ease;
    }

    .remove-option-btn:hover {
      background: #ffeaea;
      transform: translateY(-1px);
    }

    .agree-box {
      grid-column: 1 / -1;
      display: flex;
      gap: 12px;
      align-items: flex-start;
      padding: 16px 18px;
      border-radius: 18px;
      border: 1px solid var(--line);
      background: #fbfdff;
    }

    .agree-box input {
      width: 18px;
      height: 18px;
      margin-top: 2px;
      accent-color: var(--point);
      flex-shrink: 0;
    }

    .agree-box label {
      margin: 0;
      font-size: 14px;
      line-height: 1.7;
      color: var(--sub);
    }

    .error-msg {
      display: none;
      grid-column: 1 / -1;
      padding: 14px 16px;
      border-radius: 16px;
      background: #fff1f2;
      color: #be123c;
      border: 1px solid #fecdd3;
      font-size: 14px;
      font-weight: 700;
      text-align: center;
    }

    .submit-success {
      display: none;
      grid-column: 1 / -1;
      padding: 14px 16px;
      border-radius: 16px;
      background: #effcf6;
      color: #166534;
      border: 1px solid #bbf7d0;
      font-size: 14px;
      font-weight: 700;
      text-align: center;
    }

    .form-actions {
      grid-column: 1 / -1;
      display: flex;
      justify-content: center;
      margin-top: 10px;
    }

    .form-submit-note {
      grid-column: 1 / -1;
      text-align: center;
      font-size: 13px;
      line-height: 1.7;
      color: #6b7280;
      margin-top: -2px;
    }

    .is-submitting {
      pointer-events: none;
      opacity: 0.86;
    }

    .footer {
      padding: 32px 0 120px;
      color: var(--sub);
      font-size: 14px;
      line-height: 1.8;
      border-top: 1px solid rgba(220, 230, 242, 0.9);
      background: rgba(255,255,255,0.72);
      text-align: center;
    }

    .footer strong { color: var(--text); }

    .footer-info {
      max-width: 780px;
      margin: 0 auto;
      display: grid;
      gap: 6px;
    }

    .mobile-action-bar {
      display: none;
    }

    .submit-overlay {
      position: fixed;
      inset: 0;
      background: rgba(15, 23, 42, 0.54);
      display: none;
      align-items: center;
      justify-content: center;
      z-index: 9999;
      padding: 20px;
    }

    .submit-overlay.show {
      display: flex;
    }

    .submit-modal {
      width: min(100%, 360px);
      background: #fff;
      border-radius: 24px;
      padding: 28px 22px;
      text-align: center;
      box-shadow: 0 24px 80px rgba(15,23,42,0.25);
    }

    .spinner {
      width: 48px;
      height: 48px;
      margin: 0 auto 16px;
      border-radius: 50%;
      border: 4px solid #dbeafe;
      border-top-color: var(--point);
      animation: spin .8s linear infinite;
    }

    .submit-modal h4 {
      margin: 0 0 8px;
      font-size: 20px;
      letter-spacing: -0.04em;
    }

    .submit-modal p {
      margin: 0;
      color: var(--sub);
      font-size: 14px;
      line-height: 1.7;
    }

    @keyframes spin {
      to { transform: rotate(360deg); }
    }

    @media (max-width: 980px) {
      .reasons-grid,
      .type-list,
      .steps-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .chart-wrap {
        gap: 28px;
      }

      .chart-col {
        width: 110px;
      }
    }

    @media (max-width: 760px) {
      body {
        padding-bottom: 96px;
      }

      .topbar-inner {
        min-height: auto;
        padding: 14px 0;
        justify-content: center;
      }

      .brand {
        width: 100%;
        justify-content: center;
        gap: 10px;
      }

      .brand-mark {
        width: 40px;
        height: 40px;
        border-radius: 12px;
      }

      .brand-name {
        font-size: 18px;
      }

      .brand-sub {
        font-size: 12px;
        white-space: normal;
      }

      .topbar-actions {
        display: none;
      }

      .section,
      .form-section {
        padding-top: 96px;
        padding-bottom: 96px;
      }

      .hero {
        min-height: auto;
        padding-top: 98px;
        padding-bottom: 62px;
      }

      .hero-card {
        min-height: 680px;
        padding: 44px 20px;
      }

      .hero-title {
        font-size: clamp(38px, 13vw, 60px);
      }

      .hero-desc {
        font-size: 17px;
        line-height: 1.75;
      }

      .hero-actions {
        width: 100%;
        gap: 12px;
      }

      .hero-actions .btn {
        flex: 1 1 calc(50% - 6px);
        min-width: 0;
        padding: 0 12px;
        font-size: 15px;
      }

      .reasons-card,
      .single-card,
      .price-card,
      .steps-card,
      .lead-form-card {
        padding: 22px;
      }

      .reasons-grid,
      .type-list,
      .steps-grid,
      .form-grid {
        grid-template-columns: 1fr;
      }

      .type-chip {
        min-height: 132px;
      }

      .chart-wrap {
        gap: 12px;
        padding: 0 0 38px;
      }

      .chart-col {
        width: 88px;
      }

      .chart-bar {
        max-width: 72px;
      }

      .chart-badge {
        top: -58px;
        font-size: 14px;
        padding: 12px 14px;
      }

      .lead-form-card {
        padding: 20px;
      }

      .aircon-box {
        padding: 14px;
      }

      .ac-select-row {
        grid-template-columns: 1fr;
      }

      .selected-item {
        grid-template-columns: 1fr;
      }

      .selected-name {
        text-align: center;
      }

      .selected-qty {
        min-height: 50px;
        font-size: 18px;
      }

      .remove-option-btn {
        width: 100%;
        height: 46px;
      }

      .form-actions .btn {
        width: 100%;
      }

      .mobile-action-bar {
        position: fixed;
        left: 12px;
        right: 12px;
        bottom: 12px;
        z-index: 60;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 10px;
      }

      .mobile-action-bar .btn {
        min-height: 56px;
        border-radius: 18px;
        padding: 0 14px;
      }

      .footer {
        padding-bottom: 120px;
      }
    }