/* ==========================================================================
   国潮专题 · 国潮入陇（guochao.html）
   —— 只服务本页；导航/页脚/图标沿用全站 gansu.css + gansu.js
   ========================================================================== */

.gc-page { background-color: transparent; }

/* ---------- 首屏 ---------- */
.gc-hero {
    position: relative;
    min-height: 440px;
    max-height: 480px;
    display: flex; align-items: center;
    padding: 6.8rem 0 2.6rem;
    background: #1b1510 url("../guochao/hero.jpg") center 44% / cover no-repeat;
    isolation: isolate;
    overflow: hidden;
}
.gc-hero::after {
    content: ""; position: absolute; inset: 0; z-index: -1;
    background:
        linear-gradient(90deg, rgba(18, 14, 9, .70) 0%, rgba(18, 14, 9, .45) 38%, rgba(18, 14, 9, .10) 68%, rgba(18, 14, 9, 0) 100%),
        linear-gradient(0deg, rgba(18, 14, 9, .42), rgba(18, 14, 9, 0) 42%);
}
.gc-hero__inner { max-width: 44rem; }
.gc-hero__eyebrow {
    display: inline-flex; align-items: center; gap: .6rem;
    font-size: .74rem; letter-spacing: .34em; color: rgba(240, 224, 186, .84);
    padding: .34rem .9rem; border: 1px solid rgba(216, 180, 116, .38);
    border-radius: 9999px; margin-bottom: 1.5rem;
}
.gc-hero h1 {
    margin: 0;
    font-family: var(--font-serif, "Noto Serif SC", serif);
    font-size: clamp(2.8rem, 6.4vw, 5rem);
    line-height: 1.1; letter-spacing: .1em;
    color: #fdf6e6;
    text-shadow: 0 8px 36px rgba(0, 0, 0, .5);
}
.gc-hero__sub {
    margin: 1.1rem 0 0;
    font-size: clamp(1rem, 1.5vw, 1.18rem);
    letter-spacing: .22em;
    color: rgba(246, 231, 198, .94);
}
.gc-hero__desc {
    margin: 1.2rem 0 0; max-width: 34rem;
    font-size: .95rem; line-height: 2;
    color: rgba(246, 240, 226, .8);
}
.gc-hero__actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2.1rem; }

/* 通用按钮 */
.gc-btn {
    display: inline-flex; align-items: center; gap: .5rem;
    padding: .82rem 1.5rem;
    border-radius: 9999px;
    font-size: .93rem; font-weight: 600; letter-spacing: .04em;
    text-decoration: none; cursor: pointer;
    border: 1px solid transparent;
    transition: transform .22s ease, background .22s ease, color .22s ease, border-color .22s ease;
}
.gc-btn svg { width: 15px; height: 15px; }
.gc-btn--gold {
    background: linear-gradient(135deg, #E7C98C, #D8B474);
    color: #22302b;
    box-shadow: 0 14px 32px rgba(0, 0, 0, .26);
}
.gc-btn--gold:hover { transform: translateY(-2px); }
.gc-btn--ghost {
    background: rgba(255, 255, 255, .08);
    color: #f7efdc;
    border-color: rgba(255, 255, 255, .45);
    backdrop-filter: blur(8px);
}
.gc-btn--ghost:hover { background: rgba(255, 255, 255, .16); }
.gc-btn--ink {
    background: var(--primary); color: #fff;
    box-shadow: 0 10px 26px rgba(25, 59, 56, .22);
}
.gc-btn--ink:hover { transform: translateY(-2px); background: var(--primary-light); }
.gc-btn--line {
    background: transparent; color: var(--primary);
    border-color: rgba(38, 61, 56, .28);
}
.gc-btn--line:hover { border-color: var(--ochre); color: var(--ochre); }

/* ---------- 版块骨架 ---------- */
.gc-sec { padding: clamp(3rem, 5.5vw, 4.8rem) 0; }
#inspire { padding-top: clamp(1.8rem, 3vw, 2.6rem); }
#inspire .gc-head { margin-bottom: 1.5rem; }
.gc-sec--paper { background: var(--light); }
.gc-sec--white { background: #fbf8f1; }
.gc-sec--deep { background: #172f2b; color: #f3ead6; }

.gc-head { margin-bottom: clamp(1.6rem, 3vw, 2.4rem); }
.gc-head__no {
    display: inline-flex; align-items: center; gap: .6rem;
    font-size: .68rem; letter-spacing: .3em; color: var(--ochre);
    text-transform: uppercase; margin-bottom: .7rem;
}
.gc-head__no::before { content: ""; width: 26px; height: 1px; background: currentColor; opacity: .6; }
.gc-head h2 {
    margin: 0;
    font-family: var(--font-serif, "Noto Serif SC", serif);
    font-size: clamp(1.5rem, 3vw, 2.15rem);
    letter-spacing: .06em; color: var(--dark);
    line-height: 1.35;
}
.gc-sec--deep .gc-head h2 { color: #f7eeda; }
.gc-head p { margin: .65rem 0 0; font-size: .93rem; line-height: 1.85; color: var(--gray-500); max-width: 46rem; }
.gc-sec--deep .gc-head p { color: rgba(247, 238, 218, .7); }

/* ---------- 灵感卡：5 张 ---------- */
.gc-inspire__grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: clamp(.7rem, 1.1vw, 1rem);
}
.gc-insp {
    position: relative; overflow: hidden; border-radius: .6rem;
    aspect-ratio: 3 / 4; text-decoration: none; display: block;
    box-shadow: 0 12px 28px rgba(30, 24, 16, .12);
    grid-column: auto;
}
.gc-insp:nth-child(4) { grid-column: auto; aspect-ratio: 3 / 4; }
.gc-insp img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .9s cubic-bezier(.2,.7,.2,1); }
.gc-insp::after {
    content: ""; position: absolute; inset: 0;
    background: linear-gradient(0deg, rgba(16, 12, 8, .93) 0%, rgba(16, 12, 8, .52) 46%, rgba(16, 12, 8, .10) 78%);
}
.gc-insp:hover img { transform: scale(1.05); }
/* 透明抠图（铜奔马）：深色底 + contain，不用裁切 */
.gc-insp:has(.gc-insp__cutout) { background: radial-gradient(80% 70% at 50% 45%, #2a3a33 0%, #16211d 100%); }
.gc-insp__cutout { object-fit: contain !important; padding: 8% 10% 22%; filter: drop-shadow(0 18px 30px rgba(0,0,0,.45)); }
.gc-insp__t { position: absolute; left: 0; right: 0; bottom: 0; z-index: 2; padding: 1rem 1.05rem 1.05rem; }
.gc-insp__t b { display: block; font-family: var(--font-serif, serif); font-size: 1.08rem; letter-spacing: .12em; color: #fdf5e4;
    text-shadow: 0 2px 10px rgba(0, 0, 0, .55); }
.gc-insp__t span { display: block; margin-top: .35rem; font-size: .76rem; line-height: 1.7; color: rgba(253, 245, 228, .74); }
.gc-insp__go {
    display: inline-flex; align-items: center; gap: .3rem;
    margin-top: .6rem; font-size: .74rem; letter-spacing: .06em;
    color: var(--accent);
}
.gc-insp__go svg { width: 11px; height: 11px; }

/* ---------- 非遗卡 ---------- */
.gc-craft__grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: clamp(.8rem, 1.2vw, 1.1rem); }
.gc-craft {
    background: #fff; border: 1px solid rgba(38, 61, 56, .1);
    border-radius: .7rem; overflow: hidden;
    display: flex; flex-direction: column;
    transition: transform .25s ease, box-shadow .25s ease;
}
.gc-craft:hover { transform: translateY(-4px); box-shadow: 0 18px 36px rgba(30, 24, 16, .12); }
.gc-craft__media { position: relative; aspect-ratio: 4 / 3; overflow: hidden; background: #efe6d5; }
.gc-craft__media img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .8s ease; }
.gc-craft:hover .gc-craft__media img { transform: scale(1.05); }
.gc-craft__body { padding: .85rem .95rem 1rem; display: flex; flex-direction: column; gap: .45rem; flex: 1 1 auto; }
.gc-craft__body h3 { margin: 0; font-size: .98rem; letter-spacing: .06em; color: var(--dark); }
.gc-craft__body p { margin: 0; font-size: .82rem; line-height: 1.8; color: var(--gray-600); }
.gc-craft__meta { margin-top: auto; padding-top: .5rem; font-size: .72rem; color: var(--gray-500); }
.gc-craft__btn {
    margin-top: .55rem; align-self: flex-start;
    background: none; border: 0; padding: 0; cursor: pointer;
    font-size: .78rem; font-weight: 600; letter-spacing: .04em;
    color: var(--primary); border-bottom: 1px solid rgba(25, 59, 56, .3);
    transition: color .2s ease, border-color .2s ease;
}
.gc-craft__btn:hover { color: var(--ochre); border-color: var(--ochre); }

/* 纹样占位（无实拍时使用，明确标注） */
.gc-art {
    position: relative; width: 100%; height: 100%;
    display: grid; place-items: center;
    background:
        radial-gradient(circle at 30% 30%, rgba(216, 180, 116, .22), transparent 55%),
        repeating-linear-gradient(45deg, rgba(168, 124, 62, .12) 0 2px, transparent 2px 12px),
        #f1e7d4;
}
.gc-art svg { width: 52%; height: auto; max-height: 62%; color: rgba(168, 124, 62, .6); }
.gc-art span {
    position: absolute; left: 0; right: 0; bottom: .5rem;
    text-align: center; font-size: .66rem; letter-spacing: .12em;
    color: rgba(38, 61, 56, .55);
}

/* ---------- 文创 ---------- */
.gc-goods__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(.8rem, 1.2vw, 1.1rem); }
.gc-good {
    border: 1px solid rgba(38, 61, 56, .1); border-radius: .7rem;
    overflow: hidden; background: #fff;
    display: flex; flex-direction: column;
    transition: transform .25s ease, box-shadow .25s ease;
}
.gc-good:hover { transform: translateY(-4px); box-shadow: 0 18px 36px rgba(30, 24, 16, .12); }
.gc-good__media { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: #f1e7d4; }
.gc-good__media img { width: 100%; height: 100%; object-fit: cover; display: block; }
.gc-good__tag {
    position: absolute; left: .7rem; top: .7rem; z-index: 2;
    padding: .2rem .55rem; border-radius: 9999px;
    font-size: .66rem; letter-spacing: .1em;
    color: #f7efdc; background: rgba(23, 47, 43, .72);
    border: 1px solid rgba(255, 255, 255, .2);
}
.gc-good__body { padding: .9rem 1rem 1.05rem; display: flex; flex-direction: column; gap: .4rem; flex: 1 1 auto; }
.gc-good__body h3 { margin: 0; font-size: .96rem; color: var(--dark); letter-spacing: .04em; }
.gc-good__body p { margin: 0; font-size: .82rem; line-height: 1.8; color: var(--gray-600); }
.gc-good__src { font-size: .74rem; color: var(--gray-500); }
.gc-good__btn {
    margin-top: auto; align-self: flex-start;
    background: none; border: 0; padding: .45rem 0 0; cursor: pointer;
    font-size: .78rem; font-weight: 600; color: var(--primary);
    border-bottom: 1px solid rgba(25, 59, 56, .3);
}
.gc-good__btn:hover { color: var(--ochre); border-color: var(--ochre); }

/* ---------- 色彩 ---------- */
.gc-color__grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(.8rem, 1.2vw, 1.1rem); }
.gc-swatch { border-radius: .7rem; overflow: hidden; border: 1px solid rgba(38, 61, 56, .1); background: #fff; }
.gc-swatch__chip { height: 92px; }
.gc-swatch__body { padding: .8rem .9rem 1rem; }
.gc-swatch__body b { display: block; font-size: .92rem; color: var(--dark); letter-spacing: .04em; }
.gc-swatch__hex { font-family: ui-monospace, monospace; font-size: .74rem; color: var(--gray-500); margin-top: .15rem; }
.gc-swatch__body p { margin: .5rem 0 0; font-size: .8rem; line-height: 1.75; color: var(--gray-600); }

.gc-motif { margin-top: 1.6rem; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(.8rem, 1.2vw, 1.1rem); }
.gc-motif__item {
    padding: 1rem; border-radius: .7rem;
    background: #fff; border: 1px solid rgba(38, 61, 56, .1);
    text-align: center;
}
.gc-motif__item svg { width: 100%; height: 64px; color: var(--ochre); opacity: .8; }
.gc-motif__item b { display: block; margin-top: .5rem; font-size: .84rem; color: var(--dark); }
.gc-motif__item small { display: block; margin-top: .2rem; font-size: .74rem; color: var(--gray-500); }

.gc-note { margin-top: 1.2rem; font-size: .78rem; line-height: 1.8; color: var(--gray-500); }

/* ---------- 路线 ---------- */
.gc-route__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(.9rem, 1.4vw, 1.2rem); }
.gc-route {
    background: rgba(255, 255, 255, .06);
    border: 1px solid rgba(216, 180, 116, .26);
    border-radius: .8rem; padding: 1.3rem 1.3rem 1.15rem;
    display: flex; flex-direction: column; gap: .6rem;
}
.gc-route__no {
    font-family: var(--font-serif, serif); font-size: .8rem; letter-spacing: .2em;
    color: var(--accent);
}
.gc-route h3 { margin: 0; font-size: 1.1rem; letter-spacing: .06em; color: #f7eeda; }
.gc-route p { margin: 0; font-size: .85rem; line-height: 1.85; color: rgba(247, 238, 218, .76); }
.gc-route .gc-route__meta {
    font-size: .72rem;
    letter-spacing: .04em;
    color: rgba(247, 238, 218, .55);
}
.gc-sec--deep .gc-note { color: rgba(247, 238, 218, .58); }
.gc-route__stops { margin: .2rem 0 0; padding: 0; list-style: none; display: flex; flex-wrap: wrap; gap: .35rem; }
.gc-route__stops li {
    font-size: .74rem; padding: .18rem .55rem; border-radius: 9999px;
    border: 1px solid rgba(216, 180, 116, .35); color: rgba(247, 238, 218, .85);
}
.gc-route__stops a { color: inherit; text-decoration: none; border-bottom: 1px solid transparent; }
.gc-route__stops a:hover { color: var(--accent); border-bottom-color: rgba(216, 180, 116, .5); }
.gc-route__go {
    margin-top: auto; align-self: flex-start;
    display: inline-flex; align-items: center; gap: .35rem;
    padding: .46rem .92rem;
    border: 1px solid rgba(216, 180, 116, .38);
    border-radius: 9999px;
    font-size: .8rem; font-weight: 600; color: var(--accent); text-decoration: none;
    transition: background .2s ease, border-color .2s ease, color .2s ease;
}
.gc-route__go svg { width: 12px; height: 12px; }
.gc-route__go:hover {
    color: #fff;
    background: rgba(216, 180, 116, .12);
    border-color: rgba(216, 180, 116, .72);
}

/* ---------- 文化故事 ---------- */
.gc-story__grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(.8rem, 1.2vw, 1.1rem); }
.gc-story {
    background: #fff; border: 1px solid rgba(38, 61, 56, .1);
    border-radius: .7rem; overflow: hidden; display: flex; flex-direction: column;
}
.gc-story__media { aspect-ratio: 16 / 10; overflow: hidden; }
.gc-story__media img { width: 100%; height: 100%; object-fit: cover; display: block; }
.gc-story__body { padding: .85rem .95rem 1rem; display: flex; flex-direction: column; gap: .45rem; flex: 1 1 auto; }
.gc-story__body h3 { margin: 0; font-size: .95rem; color: var(--dark); }
.gc-story__body p { margin: 0; font-size: .81rem; line-height: 1.8; color: var(--gray-600); }
.gc-story__btn {
    margin-top: auto; align-self: flex-start; padding-top: .5rem;
    background: none; border: 0; cursor: pointer;
    font-size: .78rem; font-weight: 600; color: var(--primary);
    border-bottom: 1px solid rgba(25, 59, 56, .3);
}
.gc-story__btn:hover { color: var(--ochre); border-color: var(--ochre); }

/* ---------- 底部 CTA ---------- */
.gc-cta {
    position: relative; overflow: hidden;
    padding: clamp(3rem, 5vw, 4.4rem) 0;
    background: #14302c url("../guochao/hero.jpg") center 62% / cover no-repeat;
    isolation: isolate;
}
.gc-cta::after {
    content: ""; position: absolute; inset: 0; z-index: -1;
    background: linear-gradient(90deg, rgba(16, 30, 27, .94), rgba(16, 30, 27, .72) 55%, rgba(16, 30, 27, .5));
}
.gc-cta h2 {
    margin: 0 0 .7rem;
    font-family: var(--font-serif, serif);
    font-size: clamp(1.6rem, 3.4vw, 2.4rem); letter-spacing: .1em; color: #fdf6e6;
}
.gc-cta p { margin: 0 0 1.6rem; font-size: .95rem; line-height: 1.9; color: rgba(247, 238, 218, .78); max-width: 40rem; }
.gc-cta__actions { display: flex; flex-wrap: wrap; gap: .8rem; }

/* ---------- 弹窗 ---------- */
.gc-modal {
    width: min(640px, 92vw); max-height: 84vh;
    padding: 0; border: 0; border-radius: .9rem;
    background: #fbf8f1; color: var(--dark);
    box-shadow: 0 30px 80px rgba(0, 0, 0, .35);
}
.gc-modal::backdrop { background: rgba(14, 20, 18, .62); backdrop-filter: blur(3px); }
.gc-modal__head {
    padding: 1.2rem 1.4rem .9rem;
    border-bottom: 1px solid rgba(38, 61, 56, .12);
    display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem;
}
.gc-modal__head h3 { margin: 0; font-family: var(--font-serif, serif); font-size: 1.2rem; letter-spacing: .06em; }
.gc-modal__head p { margin: .3rem 0 0; font-size: .78rem; color: var(--gray-500); }
.gc-modal__close {
    border: 0; background: none; cursor: pointer; font-size: 1.4rem; line-height: 1;
    color: var(--gray-500); padding: .2rem .4rem;
}
.gc-modal__close:hover { color: var(--ochre); }
.gc-modal__body { padding: 1.1rem 1.4rem 1.4rem; font-size: .9rem; line-height: 1.95; color: var(--secondary); }
.gc-modal__body p { margin: 0 0 .8rem; }
.gc-modal__body p:last-child { margin-bottom: 0; }
.gc-modal__body b { color: var(--dark); }

/* ---------- 响应式 ---------- */
@media (max-width: 1100px) {
    .gc-craft__grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .gc-goods__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .gc-story__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .gc-motif { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .gc-route__grid { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
    .gc-hero { min-height: 0; max-height: none; padding: 6rem 0 2.4rem; }
    .gc-inspire__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .gc-insp, .gc-insp:nth-child(4) { grid-column: auto; aspect-ratio: 3 / 4; }
    .gc-craft__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .gc-color__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .gc-story__grid { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
    .gc-goods__grid { grid-template-columns: 1fr; }
    .gc-craft__grid { grid-template-columns: 1fr; }
    .gc-hero h1 { font-size: clamp(2.3rem, 11vw, 3rem); }
}
@media (prefers-reduced-motion: reduce) {
    .gc-insp img, .gc-craft img { transition: none !important; }
}