.gcd-page main { padding-bottom: 0; }
.gcd-breadcrumbs { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; padding-block: 24px; color: #61718b; font-size: 13px; }
.gcd-breadcrumbs a { color: #315080; text-decoration: none; }
.gcd-breadcrumbs a:hover { text-decoration: underline; }
.gcd-breadcrumbs [aria-current] { color: #102754; }
.gcd-hero { display: grid; grid-template-columns: 1.08fr .92fr; min-height: 460px; overflow: hidden; border: 1px solid #dbe7f4; border-radius: 20px; background: linear-gradient(132deg, #f8fbff 0%, #e8f4ff 100%); }
.gcd-hero__copy { display: flex; flex-direction: column; align-items: flex-start; justify-content: center; padding: clamp(32px, 3vw, 54px); }
.gcd-hero h1 { max-width: 800px; margin: 20px 0 22px; font-size: clamp(42px, 3vw, 58px); line-height: 1.04; letter-spacing: -.055em; }
.gcd-hero__copy > p:not(.gc-index):not(.gcd-alert) { max-width: 650px; margin: 0; color: #334966; font-size: clamp(18px, 1.4vw, 22px); line-height: 1.45; }
.gcd-alert { margin: 21px 0 0; padding: 10px 14px; border: 1px solid #eac8a5; border-radius: 8px; background: #fff8ed; color: #8b4e16; font-size: 14px; font-weight: 700; }
.gcd-hero__actions { display: flex; flex-wrap: wrap; gap: 11px; margin-top: 32px; }
.gcd-hero__visual { display: flex; align-items: center; justify-content: center; min-width: 0; padding: 42px; background: radial-gradient(circle at 52% 45%, #fff 0%, #edf5fc 72%); }
.gcd-hero__visual img { max-width: 100%; width: 100%; max-height: 420px; object-fit: contain; filter: drop-shadow(0 20px 20px rgb(37 69 104 / 14%)); }
.gcd-overview { padding-block: 94px; }
.gcd-description { padding-block: 94px 76px; }
.gcd-description__text { max-width: 1080px; margin-bottom: 34px; columns: 2; column-gap: 54px; }
.gcd-description__text p { break-inside: avoid; margin: 0 0 18px; color: #344a68; font-size: 18px; line-height: 1.65; }
.gcd-specs, .gcd-equipment, .gcd-media, .gcd-gallery { padding-block: 70px; border-top: 1px solid #dce6f3; }
.gcd-section-note { max-width: 850px; margin: 0 0 25px; color: #687992; font-size: 14px; line-height: 1.55; }
.gcd-specs__wrap { overflow-x: auto; border: 1px solid #d7e3f0; border-radius: 14px; }
.gcd-specs table { width: 100%; border-collapse: collapse; background: #fff; }
.gcd-specs th, .gcd-specs td { width: 50%; padding: 16px 22px; border-bottom: 1px solid #e4edf5; font-size: 16px; line-height: 1.4; text-align: left; vertical-align: top; }
.gcd-specs tr:last-child th, .gcd-specs tr:last-child td { border-bottom: 0; }
.gcd-specs th { color: #435b7a; font-weight: 600; }
.gcd-specs td { color: #102f5f; font-weight: 650; }
.gcd-specs tr:nth-child(even) { background: #f5f9fd; }
.gcd-equipment ul { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 11px 32px; padding: 0; margin: 0 0 20px; list-style: none; }
.gcd-equipment li { position: relative; padding: 13px 16px 13px 31px; border: 1px solid #dae5f1; border-radius: 9px; color: #244263; font-size: 15px; line-height: 1.4; }
.gcd-equipment li::before { content: ''; position: absolute; top: 22px; left: 14px; width: 6px; height: 6px; border-radius: 50%; background: #2375e8; }
.gcd-media__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-bottom: 20px; }
.gcd-video { overflow: hidden; border: 1px solid #d9e5f0; border-radius: 14px; background: #f4f8fc; }
.gcd-video__frame { position: relative; aspect-ratio: 16 / 9; background: #dceaf7; }
.gcd-video__frame > img { width: 100%; height: 100%; object-fit: contain; }
.gcd-video__frame > button { position: absolute; inset: 0; display: grid; place-items: center; width: 100%; border: 0; background: rgb(8 36 82 / 18%); cursor: pointer; }
.gcd-video__frame > button span { display: grid; place-items: center; width: 72px; height: 72px; padding-left: 4px; border-radius: 50%; background: #0a4fc1; color: #fff; font-size: 26px; box-shadow: 0 10px 28px rgb(7 39 91 / 22%); }
.gcd-video__frame > button:hover span { background: #2877e8; }
.gcd-video__frame iframe { width: 100%; height: 100%; border: 0; }
.gcd-video strong { display: block; padding: 15px 18px; color: #153966; font-size: 16px; }
.gcd-gallery__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.gcd-gallery__grid button { overflow: hidden; min-width: 0; aspect-ratio: 16 / 9; padding: 0; border: 1px solid #d5e3f0; border-radius: 12px; background: #f1f7fc; cursor: zoom-in; }
.gcd-gallery__grid button:hover { border-color: #5e9be9; box-shadow: 0 12px 30px rgb(30 70 120 / 10%); }
.gcd-gallery__grid img { display: block; width: 100%; height: 100%; object-fit: contain; }
.gcd-lightbox { width: min(94vw, 1300px); max-width: none; max-height: 94vh; padding: 50px 18px 18px; border: 0; border-radius: 14px; background: #fff; box-shadow: 0 25px 80px rgb(0 20 60 / 30%); }
.gcd-lightbox::backdrop { background: rgb(5 17 38 / 78%); }
.gcd-lightbox > img { display: block; width: 100%; max-height: calc(94vh - 70px); object-fit: contain; }
.gcd-lightbox > button { position: absolute; top: 6px; right: 13px; width: 38px; height: 38px; border: 0; border-radius: 50%; background: #edf4fc; color: #173b67; font-size: 29px; cursor: pointer; }
.gcd-section-head h2 { margin: 13px 0 27px; font-size: clamp(32px, 3.3vw, 50px); line-height: 1.12; letter-spacing: -.045em; }
.gcd-points { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.gcd-points article { min-height: 170px; padding: 27px; border: 1px solid #dce7f3; border-radius: 14px; background: #fff; }
.gcd-points span { color: #1462d5; font-size: 13px; font-weight: 700; }
.gcd-points p { max-width: 390px; margin: 22px 0 0; color: #283d5f; font-size: 18px; line-height: 1.42; }
.gcd-selection { width: min(calc(100% - 40px), var(--shell, 1160px)); margin-inline: auto; padding-block: 66px; border-radius: 17px; background: #e7f3ff; }
.gcd-selection > .gc-shell { width: calc(100% - 48px); }
.gcd-selection__inner { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(250px, .6fr); gap: 45px; align-items: center; }
.gcd-selection h2 { margin: 12px 0 14px; font-size: clamp(32px, 3.2vw, 48px); line-height: 1.12; letter-spacing: -.045em; }
.gcd-selection p:not(.gc-index) { max-width: 680px; margin: 0; color: #4c617d; font-size: 17px; line-height: 1.55; }
.gcd-selection__action { display: grid; justify-items: start; gap: 15px; }
.gcd-selection__action .gc-button { min-width: 255px; }
.gcd-selection__action p { font-size: 13px !important; }
.gcd-source { display: flex; justify-content: space-between; align-items: center; gap: 35px; padding-block: 80px; border-bottom: 1px solid #dce6f3; }
.gcd-source h2 { margin: 12px 0; font-size: clamp(27px, 2.5vw, 36px); letter-spacing: -.035em; }
.gcd-source p:not(.gc-index) { max-width: 720px; margin: 0; color: #586b87; font-size: 15px; line-height: 1.55; }
.gcd-source a { color: #0b51bd; }
.gcd-source__link { flex: 0 0 auto; font-weight: 700; text-decoration: none; }
.gcd-source__link:hover { text-decoration: underline; }
.gcd-related { padding-block: 76px 90px; }
.gcd-related__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.gcd-related__card { display: flex; flex-direction: column; overflow: hidden; border: 1px solid #dbe6f2; border-radius: 14px; background: #fff; color: #0a1c3c; text-decoration: none; }
.gcd-related__card:hover { border-color: #9abbe7; box-shadow: 0 15px 30px rgb(30 65 107 / 9%); }
.gcd-related__image { display: flex; align-items: center; justify-content: center; height: 200px; background: #f0f6fb; }
.gcd-related__image img { width: 100%; height: 100%; padding: 16px; object-fit: contain; }
.gcd-related__card strong { min-height: 68px; padding: 17px 18px 5px; font-size: 20px; line-height: 1.25; }
.gcd-related__card > span:last-child { padding: 0 18px 20px; color: #0b51bd; font-size: 14px; font-weight: 700; }
.gcd-back { display: inline-block; margin-top: 25px; color: #0b51bd; font-size: 15px; font-weight: 700; text-decoration: none; }
.gcd-back:hover { text-decoration: underline; }
.gcd-back-wrap { padding-top: 30px; }
@media (max-width: 900px) { .gcd-hero { grid-template-columns: 1fr; } .gcd-hero__visual { min-height: 300px; } .gcd-points { grid-template-columns: 1fr; } .gcd-selection__inner { grid-template-columns: 1fr; } .gcd-related__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 640px) { .gcd-breadcrumbs { padding-block: 18px; font-size: 12px; } .gcd-hero { border-radius: 14px; } .gcd-hero__copy { padding: 30px 24px; } .gcd-hero h1 { font-size: clamp(38px, 10vw, 52px); } .gcd-hero__copy > p:not(.gc-index):not(.gcd-alert) { font-size: 16px; } .gcd-hero__actions, .gcd-hero__actions .gc-button { width: 100%; } .gcd-hero__visual { min-height: 230px; padding: 15px; } .gcd-hero__visual img { max-height: 220px; } .gcd-description { padding-block: 64px; } .gcd-description__text { columns: 1; } .gcd-description__text p { font-size: 16px; } .gcd-points article { min-height: 0; padding: 22px; } .gcd-points p { margin-top: 15px; font-size: 16px; } .gcd-specs, .gcd-equipment, .gcd-media, .gcd-gallery { padding-block: 55px; } .gcd-specs th, .gcd-specs td { padding: 14px; font-size: 14px; } .gcd-equipment ul, .gcd-media__grid, .gcd-gallery__grid { grid-template-columns: 1fr; } .gcd-selection { padding-block: 56px; } .gcd-related { padding-block: 58px 70px; } .gcd-related__grid { grid-template-columns: 1fr; } .gcd-related__image { height: 180px; } }
@media (max-width: 640px) {
  .gcd-selection { width: calc(100% - 32px); }
  .gcd-selection > .gc-shell { width: calc(100% - 34px); }
}