/* =========================================================
  TBC 여자골프대회 - main.css
  index.html 메인페이지 전용 CSS
  원본 index.html의 디자인을 유지하면서 style 태그에서 분리
========================================================= */

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

    :root {
      --black: #05070a;
      --navy: #08111f;
      --blue: #F05F22;
      --blue-light: #ff8a4f;
      --white: #ffffff;
      --gray-100: #f5f7fa;
      --gray-200: #e7ebf0;
      --gray-500: #8c97a3;
      --gray-700: #3c4652;
      --green: #0f5f3f;
      --line: rgba(255, 255, 255, 0.16);
      --shadow: 0 24px 70px rgba(0, 0, 0, 0.32);
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: "Pretendard", "Noto Sans KR", Arial, sans-serif;
      color: var(--white);
      background: var(--black);
      line-height: 1.55;
      letter-spacing: -0.035em;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    button,
    input {
      font: inherit;
    }

    .page {
      min-height: 100vh;
      overflow: hidden;
      background:
        radial-gradient(circle at 76% 10%, rgba(240, 95, 34, 0.24), transparent 34%),
        linear-gradient(180deg, #05070a 0%, #07111d 54%, #f5f7fa 54%, #f5f7fa 100%);
    }

    .topbar {
      position: fixed;
      top: 0;
      left: 0;
      z-index: 100;
      width: 100%;
      background: rgba(5, 7, 10, 0.72);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .topbar-inner {
      max-width: 1280px;
      margin: 0 auto;
      padding: 18px 32px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 28px;
    }

    .brand {
      display: flex;
      align-items: center;
      gap: 12px;
      font-weight: 900;
      letter-spacing: -0.045em;
      white-space: nowrap;
    }

    .brand-logo {
      width: auto;
      height: 42px;
      display: block;
      object-fit: contain;
    }

    .brand small {
      display: block;
      color: var(--gray-500);
      font-size: 11px;
      font-weight: 800;
      letter-spacing: 0.12em;
      margin-bottom: -2px;
    }

    .brand span:last-child {
      display: block;
      font-size: 18px;
    }

    .nav {
      display: flex;
      align-items: center;
      gap: 32px;
      color: rgba(255,255,255,0.72);
      font-size: 14px;
      font-weight: 800;
    }

    .nav a {
      position: relative;
      padding: 6px 0;
    }

    .nav a::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: 0;
      width: 0;
      height: 2px;
      background: var(--blue-light);
      transition: width 0.22s ease;
    }

    .nav a:hover {
      color: var(--white);
    }

    .nav a:hover::after {
      width: 100%;
    }

    .header-btn {
      padding: 12px 20px;
      background: var(--blue);
      color: var(--white);
      font-size: 14px;
      font-weight: 900;
      border-radius: 2px;
      transition: 0.2s;
      white-space: nowrap;
    }

    .header-btn:hover {
      background: #d94f18;
    }

    .hero {
      position: relative;
      min-height: 920px;
      padding: 126px 32px 90px;
      display: flex;
      align-items: center;
    }

    .hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(90deg, rgba(5, 7, 10, 0.92) 0%, rgba(5, 7, 10, 0.74) 38%, rgba(5, 7, 10, 0.2) 76%, rgba(5, 7, 10, 0.68) 100%),
        url("https://images.unsplash.com/photo-1592919505780-303950717480?auto=format&fit=crop&w=2200&q=85") center/cover no-repeat;
      opacity: 0.92;
    }

    .hero::after {
      content: "";
      position: absolute;
      left: 0;
      right: 0;
      bottom: -1px;
      height: 210px;
      background: linear-gradient(180deg, transparent, #f5f7fa 88%);
    }

    .hero-grid {
      position: relative;
      z-index: 2;
      max-width: 1280px;
      width: 100%;
      margin: 0 auto;
      display: grid;
      grid-template-columns: minmax(0, 1.12fr) 430px;
      gap: 56px;
      align-items: center;
    }

    .kicker {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      color: rgba(255,255,255,0.76);
      font-size: 13px;
      font-weight: 900;
      letter-spacing: 0.18em;
      text-transform: uppercase;
      margin-bottom: 30px;
    }

    .kicker::before {
      content: "";
      width: 44px;
      height: 2px;
      background: var(--blue-light);
    }

    .hero h1 {
      max-width: 850px;
      font-size: clamp(54px, 8vw, 116px);
      line-height: 0.94;
      letter-spacing: -0.085em;
      font-weight: 950;
      margin-bottom: 28px;
    }

    .hero h1 span {
      color: transparent;
      -webkit-text-stroke: 1px rgba(255,255,255,0.72);
    }

    .hero-desc {
      max-width: 670px;
      color: rgba(255,255,255,0.76);
      font-size: 20px;
      line-height: 1.72;
      margin-bottom: 38px;
    }

    .hero-actions {
      display: flex;
      gap: 12px;
      flex-wrap: wrap;
      margin-bottom: 42px;
    }

    .btn {
      min-height: 56px;
      padding: 0 28px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border-radius: 2px;
      font-weight: 950;
      border: 1px solid transparent;
      transition: 0.22s ease;
      cursor: pointer;
    }

    .btn-blue {
      background: var(--blue);
      color: var(--white);
    }

    .btn-blue:hover {
      background: #d94f18;
      transform: translateY(-2px);
    }

    .btn-ghost {
      border-color: rgba(255,255,255,0.36);
      background: rgba(255,255,255,0.04);
      color: var(--white);
    }

    .btn-ghost:hover {
      border-color: rgba(255,255,255,0.7);
      background: rgba(255,255,255,0.1);
      transform: translateY(-2px);
    }

    .hero-meta {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      max-width: 780px;
      border-top: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
    }

    .meta-item {
      padding: 20px 22px;
      border-right: 1px solid var(--line);
    }

    .meta-item:last-child {
      border-right: none;
    }

    .meta-item small {
      display: block;
      color: var(--gray-500);
      font-size: 12px;
      font-weight: 900;
      letter-spacing: 0.1em;
      margin-bottom: 7px;
    }

    .meta-item strong {
      display: block;
      font-size: 19px;
      font-weight: 950;
      color: var(--white);
    }

    .lookup-card {
      align-self: stretch;
      min-height: 560px;
      background: rgba(8, 17, 31, 0.82);
      border: 1px solid rgba(255,255,255,0.16);
      box-shadow: var(--shadow);
      backdrop-filter: blur(18px);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .lookup-image {
      height: 210px;
      background:
        linear-gradient(180deg, rgba(8,17,31,0.08), rgba(8,17,31,0.82)),
        url("https://images.unsplash.com/photo-1535131749006-b7f58c99034b?auto=format&fit=crop&w=1000&q=85") center/cover no-repeat;
    }

    .lookup-content {
      padding: 32px;
    }

    .lookup-content .tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--blue-light);
      font-size: 13px;
      font-weight: 950;
      letter-spacing: 0.08em;
      margin-bottom: 16px;
    }

    .lookup-content .tag::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--blue-light);
    }

    .lookup-content h2 {
      font-size: 30px;
      line-height: 1.18;
      letter-spacing: -0.065em;
      margin-bottom: 14px;
    }

    .lookup-content p {
      color: rgba(255,255,255,0.62);
      font-size: 15px;
      margin-bottom: 24px;
    }

    .lookup-form {
      display: grid;
      grid-template-columns: 1fr auto;
      border: 1px solid rgba(255,255,255,0.22);
      background: rgba(255,255,255,0.06);
    }

    .lookup-form input {
      min-width: 0;
      border: none;
      outline: none;
      background: transparent;
      color: var(--white);
      padding: 0 16px;
      font-weight: 800;
    }

    .lookup-form input::placeholder {
      color: rgba(255,255,255,0.38);
    }

    .lookup-form button {
      border: none;
      background: var(--blue);
      color: var(--white);
      padding: 15px 18px;
      font-weight: 950;
      cursor: pointer;
    }

    .lookup-result {
      margin-top: 12px;
      padding: 14px 16px;
      background: rgba(240, 95, 34, 0.1);
      border-left: 3px solid var(--blue-light);
      color: rgba(255,255,255,0.76);
      font-size: 14px;
    }

    .content {
      position: relative;
      z-index: 5;
      color: #101820;
      background: var(--gray-100);
    }

    .section {
      max-width: 1280px;
      margin: 0 auto;
      padding: 110px 32px;
    }

    .section-head {
      display: grid;
      grid-template-columns: 0.7fr 1.3fr;
      gap: 40px;
      align-items: end;
      margin-bottom: 48px;
    }

    .section-label {
      color: var(--blue);
      font-size: 13px;
      font-weight: 950;
      letter-spacing: 0.18em;
      text-transform: uppercase;
    }

    .section-head h2 {
      font-size: clamp(36px, 5vw, 66px);
      line-height: 1;
      letter-spacing: -0.08em;
      font-weight: 950;
    }

    .section-head p {
      margin-top: 18px;
      max-width: 720px;
      color: #5f6b76;
      font-size: 18px;
      line-height: 1.72;
    }

    .process-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      border-top: 1px solid #d8dee6;
      border-left: 1px solid #d8dee6;
    }

    .process-card {
      min-height: 270px;
      padding: 34px;
      background: var(--white);
      border-right: 1px solid #d8dee6;
      border-bottom: 1px solid #d8dee6;
      position: relative;
      transition: 0.22s ease;
    }

    .process-card:hover {
      transform: translateY(-8px);
      box-shadow: 0 18px 38px rgba(8, 17, 31, 0.1);
      z-index: 2;
    }

    .process-card .num {
      color: var(--blue);
      font-size: 14px;
      font-weight: 950;
      letter-spacing: 0.14em;
      margin-bottom: 72px;
    }

    .process-card h3 {
      font-size: 25px;
      letter-spacing: -0.06em;
      margin-bottom: 12px;
    }

    .process-card p {
      color: #6b7682;
      font-size: 15px;
    }

    .split {
      display: grid;
      grid-template-columns: 1fr 1fr;
      min-height: 620px;
      background: #101820;
      color: var(--white);
    }

    .split-visual {
      background:
        linear-gradient(180deg, rgba(16,24,32,0.06), rgba(16,24,32,0.54)),
        url("https://images.unsplash.com/photo-1587174486073-ae5e5cff23aa?auto=format&fit=crop&w=1400&q=85") center/cover no-repeat;
    }

    .split-content {
      padding: 72px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .split-content h2 {
      font-size: clamp(36px, 5vw, 64px);
      line-height: 1.02;
      letter-spacing: -0.08em;
      margin-bottom: 26px;
    }

    .timeline {
      display: grid;
      gap: 0;
      border-top: 1px solid rgba(255,255,255,0.16);
    }

    .timeline-item {
      display: grid;
      grid-template-columns: 110px 1fr;
      gap: 28px;
      padding: 24px 0;
      border-bottom: 1px solid rgba(255,255,255,0.16);
    }

    .timeline-time {
      color: var(--blue-light);
      font-weight: 950;
      letter-spacing: -0.02em;
    }

    .timeline-title {
      font-size: 20px;
      font-weight: 950;
      margin-bottom: 4px;
    }

    .timeline-desc {
      color: rgba(255,255,255,0.58);
      font-size: 15px;
    }

    .info-band {
      background: var(--white);
      border: 1px solid #d8dee6;
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      min-height: 430px;
    }

    .info-band-text {
      padding: 64px;
    }

    .info-band-text h2 {
      font-size: clamp(34px, 4vw, 56px);
      line-height: 1.05;
      letter-spacing: -0.08em;
      margin-bottom: 22px;
    }

    .info-band-text p {
      color: #5f6b76;
      font-size: 18px;
      line-height: 1.74;
      max-width: 660px;
      margin-bottom: 32px;
    }

    .info-list {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 10px;
    }

    .info-list li {
      list-style: none;
      padding: 16px 18px;
      background: var(--gray-100);
      border-left: 3px solid var(--blue);
      font-weight: 850;
    }

    .info-band-visual {
      background:
        linear-gradient(120deg, rgba(240,95,34,0.16), rgba(5,7,10,0.58)),
        url("https://images.unsplash.com/photo-1622396481328-95b5efdd89fa?auto=format&fit=crop&w=1000&q=85") center/cover no-repeat;
    }

    .application {
      text-align: center;
      padding-bottom: 130px;
    }

    .application-box {
      background: #08111f;
      color: var(--white);
      padding: 76px 32px;
      border-radius: 0;
      position: relative;
      overflow: hidden;
    }

    .application-box::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        radial-gradient(circle at 18% 20%, rgba(240,95,34,0.22), transparent 24%),
        radial-gradient(circle at 84% 72%, rgba(240,95,34,0.18), transparent 24%);
    }

    .application-box > * {
      position: relative;
      z-index: 2;
    }

    .application-box h2 {
      font-size: clamp(38px, 6vw, 76px);
      letter-spacing: -0.08em;
      line-height: 1;
      margin-bottom: 20px;
    }

    .application-box p {
      max-width: 680px;
      margin: 0 auto 34px;
      color: rgba(255,255,255,0.68);
      font-size: 18px;
    }

    .footer {
      background: #05070a;
      color: rgba(255,255,255,0.58);
      padding: 46px 32px 60px;
      border-top: 1px solid rgba(255,255,255,0.12);
    }

    .footer-inner {
      max-width: 1280px;
      margin: 0 auto;
      display: flex;
      justify-content: space-between;
      gap: 24px;
      flex-wrap: wrap;
    }

    .footer strong {
      color: var(--white);
      font-size: 19px;
    }

    .footer p {
      margin-top: 8px;
      font-size: 14px;
    }

    .mobile-menu {
      display: none;
      border: none;
      color: var(--white);
      background: transparent;
      font-size: 26px;
      cursor: pointer;
    }

    @media (max-width: 1020px) {
      .nav,
      .header-btn {
        display: none;
      }

      .mobile-menu {
        display: block;
      }

      .hero {
        min-height: auto;
        padding-top: 112px;
      }

      .hero-grid {
        grid-template-columns: 1fr;
      }

      .lookup-card {
        min-height: auto;
      }

      .hero-meta {
        grid-template-columns: 1fr;
      }

      .meta-item {
        border-right: none;
        border-bottom: 1px solid var(--line);
      }

      .meta-item:last-child {
        border-bottom: none;
      }

      .section-head {
        grid-template-columns: 1fr;
        gap: 16px;
      }

      .process-grid {
        grid-template-columns: 1fr 1fr;
      }

      .split,
      .info-band {
        grid-template-columns: 1fr;
      }

      .split-visual,
      .info-band-visual {
        min-height: 360px;
      }

      .split-content,
      .info-band-text {
        padding: 48px 32px;
      }
    }

    @media (max-width: 620px) {
      .topbar-inner {
        padding: 14px 18px;
      }

      .brand-logo {
        height: 34px;
      }

      .brand span:last-child {
        font-size: 16px;
      }

      .hero {
        padding: 104px 18px 72px;
      }

      .hero h1 {
        font-size: 54px;
      }

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

      .hero-actions,
      .lookup-form {
        grid-template-columns: 1fr;
        flex-direction: column;
      }

      .btn {
        width: 100%;
      }

      .lookup-form {
        display: grid;
      }

      .lookup-form input {
        min-height: 52px;
      }

      .section {
        padding: 76px 18px;
      }

      .process-grid,
      .info-list {
        grid-template-columns: 1fr;
      }

      .process-card {
        min-height: 230px;
      }

      .process-card .num {
        margin-bottom: 46px;
      }

      .split-content,
      .info-band-text {
        padding: 42px 24px;
      }

      .timeline-item {
        grid-template-columns: 1fr;
        gap: 6px;
      }
    }