/*
Theme Name: Nuocetech Corporate
Theme URI: https://nuocekeji.cn
Author: Nuocetech
Description: 车牌识别与智慧停车行业官网主题，包含产品、解决方案、案例、资料下载与线索转化模块。
Version: 1.0.0
Requires at least: 6.4
Requires PHP: 7.4
Text Domain: nuocetech
*/

:root {
    --navy: #0a1f44;
    --navy-2: #123268;
    --blue: #1668ff;
    --blue-dark: #0d4fd6;
    --cyan: #22d3ee;
    --ink: #16202f;
    --muted: #5b6779;
    --line: #e4e9f2;
    --bg: #ffffff;
    --bg-soft: #f5f7fb;
    --radius: 14px;
    --shadow: 0 10px 30px rgba(10, 31, 68, .08);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    color: var(--ink);
    background: var(--bg);
    line-height: 1.7;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; }
a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--blue-dark); }

.wrap { width: 100%; max-width: 1680px; margin: 0 auto; padding: 0 32px; }

.screen-reader-text {
    position: absolute; width: 1px; height: 1px; overflow: hidden;
    clip: rect(1px, 1px, 1px, 1px); clip-path: inset(50%); white-space: nowrap;
}

/* Header */
.site-header {
    position: sticky; top: 0; z-index: 50;
    background: rgba(255, 255, 255, .96);
    backdrop-filter: saturate(180%) blur(8px);
    border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; gap: 28px; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 20px; color: var(--navy); letter-spacing: .5px; }
.brand:hover { color: var(--navy); }
.brand-mark {
    width: 34px; height: 34px; border-radius: 9px;
    background: linear-gradient(135deg, var(--blue), var(--cyan));
    display: grid; place-items: center; color: #fff; font-size: 17px; font-weight: 800;
}
.main-nav { margin-left: auto; }
.main-nav ul { list-style: none; display: flex; gap: 26px; margin: 0; padding: 0; }
.main-nav a { color: var(--ink); font-size: 15px; font-weight: 500; }
.main-nav a:hover { color: var(--blue); }
.main-nav .current-menu-item > a { color: var(--blue); }
.header-actions { display: flex; align-items: center; gap: 14px; }
.header-phone { font-weight: 700; color: var(--navy); font-size: 15px; }

.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 11px 22px; border-radius: 10px; font-weight: 600; font-size: 15px;
    border: 1px solid transparent; cursor: pointer; transition: .2s ease; white-space: nowrap;
}
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--blue-dark); color: #fff; transform: translateY(-1px); }
.btn-ghost { border-color: rgba(255, 255, 255, .45); color: #fff; }
.btn-ghost:hover { background: rgba(255, 255, 255, .12); color: #fff; }
.btn-outline { border-color: var(--line); color: var(--navy); background: #fff; }
.btn-outline:hover { border-color: var(--blue); color: var(--blue); }
.btn-sm { padding: 8px 16px; font-size: 14px; }

.menu-toggle { display: none; background: none; border: 0; font-size: 24px; color: var(--navy); cursor: pointer; }

/* Hero */
.hero {
    position: relative; overflow: hidden;
    background-color: var(--navy);
    background-image:
        linear-gradient(100deg, rgba(5, 18, 42, .97) 0%, rgba(5, 18, 42, .93) 40%, rgba(5, 18, 42, .52) 70%, rgba(5, 18, 42, .2) 100%),
        url("assets/hero-scene.svg"),
        linear-gradient(135deg, var(--navy), var(--navy-2));
    background-size: cover, cover, cover;
    background-position: center, 72% center, center;
    background-repeat: no-repeat;
    color: #fff; padding: 96px 0 84px;
}
.hero::after {
    content: ""; position: absolute; inset: 0;
    background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
                      linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
    background-size: 56px 56px; mask-image: linear-gradient(to bottom, rgba(0,0,0,.5), transparent 75%);
    pointer-events: none;
}
.hero .wrap { position: relative; z-index: 1; }
.hero-tag {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(34, 211, 238, .14); border: 1px solid rgba(34, 211, 238, .35);
    color: #a5f3fc; padding: 6px 14px; border-radius: 999px; font-size: 13px; margin-bottom: 22px;
}
.hero h1 { font-size: 54px; line-height: 1.24; margin: 0 0 20px; letter-spacing: -.8px; }
.hero h1 span { color: var(--cyan); }
.hero-sub { font-size: 19px; color: #c8d6ef; max-width: 860px; margin: 0 0 34px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 54px; }
.hero-stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; max-width: 900px; }
.stat { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.14); border-radius: 12px; padding: 18px 20px; }
.stat-num { font-size: 28px; font-weight: 800; color: #fff; line-height: 1.2; }
.stat-label { font-size: 13px; color: #a9bad6; margin-top: 4px; }

/* Hero grid & visual */
.hero-grid { display: block; }
.hero-copy { max-width: 780px; min-width: 0; }
.hero-visual { position: relative; min-width: 0; }

.hv-card {
    border-radius: 18px; padding: 22px;
    background: linear-gradient(160deg, rgba(255, 255, 255, .13), rgba(255, 255, 255, .04));
    border: 1px solid rgba(255, 255, 255, .18);
    box-shadow: 0 30px 60px rgba(3, 12, 30, .45);
    backdrop-filter: blur(10px);
}
.hv-head { display: flex; align-items: center; gap: 9px; color: #cfe1ff; font-size: 13px; margin-bottom: 16px; }
.hv-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 0 4px rgba(34, 211, 238, .18); }
.hv-live { margin-left: auto; font-size: 11px; font-weight: 700; letter-spacing: 1px; color: #06223f; background: var(--cyan); border-radius: 999px; padding: 2px 9px; }

.hv-plate-row { display: flex; align-items: center; gap: 14px; margin-bottom: 16px; }
.hv-plate {
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    font-size: 19px; font-weight: 800; letter-spacing: 1.5px; color: #fff;
    background: #1d4ed8; border: 1px solid rgba(255, 255, 255, .35);
    border-radius: 8px; padding: 6px 12px; white-space: nowrap;
}
.hv-meta { display: flex; flex-direction: column; min-width: 0; }
.hv-meta strong { color: #fff; font-size: 14px; }
.hv-meta span { color: #a9bad6; font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.hv-frame {
    position: relative; height: 180px; border-radius: 12px; overflow: hidden; margin-bottom: 16px;
    background: linear-gradient(135deg, rgba(3, 12, 30, .9), rgba(13, 44, 94, .85));
    border: 1px solid rgba(255, 255, 255, .08);
}
.hv-scan {
    position: absolute; left: 0; right: 0; height: 2px;
    background: linear-gradient(90deg, transparent, var(--cyan), transparent);
    animation: hv-scan 3.2s linear infinite;
}
@keyframes hv-scan { 0% { top: 8%; } 100% { top: 92%; } }
.hv-corner { position: absolute; width: 18px; height: 18px; border: 2px solid var(--cyan); opacity: .85; }
.hv-corner.tl { top: 14px; left: 14px; border-right: 0; border-bottom: 0; border-radius: 4px 0 0 0; }
.hv-corner.tr { top: 14px; right: 14px; border-left: 0; border-bottom: 0; border-radius: 0 4px 0 0; }
.hv-corner.bl { bottom: 14px; left: 14px; border-right: 0; border-top: 0; border-radius: 0 0 0 4px; }
.hv-corner.br { bottom: 14px; right: 14px; border-left: 0; border-top: 0; border-radius: 0 0 4px 0; }

.hv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 16px; }
.hv-grid div { background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .1); border-radius: 10px; padding: 10px 12px; }
.hv-grid strong { display: block; color: #fff; font-size: 17px; line-height: 1.3; }
.hv-grid span { color: #9fb0cc; font-size: 11.5px; }

.hv-bars { display: flex; align-items: flex-end; gap: 5px; height: 54px; }
.hv-bars span { flex: 1; height: var(--h); border-radius: 3px 3px 0 0; background: linear-gradient(to top, rgba(34, 211, 238, .22), rgba(34, 211, 238, .9)); }

/* Sections */
.section { padding: 70px 0; }
.section-soft { background: var(--bg-soft); }
.section-head { max-width: 760px; margin-bottom: 40px; }
.section-kicker { color: var(--blue); font-weight: 700; font-size: 13px; letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 10px; }
.section-head h2 { font-size: 32px; line-height: 1.3; margin: 0 0 12px; color: var(--navy); letter-spacing: -.3px; }
.section-head p { color: var(--muted); margin: 0; font-size: 16px; }
.section-foot { margin-top: 34px; }

/* Cards */
.grid { display: grid; gap: 22px; }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }

.card {
    position: relative; overflow: hidden;
    background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
    padding: 26px; transition: .2s ease; display: flex; flex-direction: column;
}
.card::before {
    content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: linear-gradient(90deg, var(--blue), var(--cyan));
    opacity: 0; transition: opacity .2s ease;
}
.card:hover::before { opacity: 1; }
.card:hover { box-shadow: var(--shadow); transform: translateY(-3px); border-color: #d3dcec; }
.card-icon {
    width: 46px; height: 46px; border-radius: 12px; margin-bottom: 16px;
    background: linear-gradient(135deg, rgba(22,104,255,.12), rgba(34,211,238,.16));
    display: grid; place-items: center; color: var(--blue); font-size: 20px; font-weight: 800;
}
.card h3 { font-size: 18px; margin: 0 0 10px; color: var(--navy); }
.card p { color: var(--muted); font-size: 14.5px; margin: 0 0 16px; flex: 1; }
.card-link { font-weight: 600; font-size: 14px; }

/* Solutions */
.solution {
    display: flex; gap: 18px; align-items: flex-start; background: #fff;
    border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 24px;
}
.solution-num { font-weight: 800; color: var(--blue); font-size: 14px; letter-spacing: 1px; min-width: 34px; }
.solution h3 { font-size: 17px; margin: 0 0 6px; color: var(--navy); }
.solution p { margin: 0; color: var(--muted); font-size: 14px; }

/* Case */
.case-card { padding: 0; overflow: hidden; }
.case-thumb {
    height: 150px; position: relative;
    background-color: var(--navy);
    background-image:
        linear-gradient(135deg, rgba(10, 31, 68, .15), rgba(34, 211, 238, .25)),
        repeating-linear-gradient(45deg, rgba(255, 255, 255, .05) 0 2px, transparent 2px 14px),
        linear-gradient(135deg, var(--navy), #1d4ea8 60%, var(--cyan));
    display: flex; align-items: flex-end; padding: 16px 20px; color: #fff;
}
.case-thumb span { background: rgba(255,255,255,.18); border-radius: 999px; padding: 4px 12px; font-size: 12px; }
.case-body { padding: 20px 22px 22px; }
.case-body h3 { font-size: 17px; margin: 0 0 8px; color: var(--navy); }
.case-meta { display: flex; flex-wrap: wrap; gap: 14px; color: var(--muted); font-size: 13px; margin-bottom: 10px; }
.case-meta strong { color: var(--ink); }

/* Downloads */
.download-list { display: flex; flex-direction: column; gap: 12px; }
.download-item {
    display: flex; align-items: center; gap: 16px; padding: 16px 20px;
    border: 1px solid var(--line); border-radius: 12px; background: #fff;
}
.download-item:hover { border-color: var(--blue); }
.download-icon {
    width: 40px; height: 40px; border-radius: 10px; background: var(--bg-soft);
    display: grid; place-items: center; color: var(--blue); font-size: 12px; font-weight: 800;
}
.download-main { flex: 1; min-width: 0; }
.download-main h3 { margin: 0 0 2px; font-size: 15.5px; color: var(--navy); }
.download-main p { margin: 0; font-size: 13px; color: var(--muted); }
.download-meta { font-size: 13px; color: var(--muted); }
.download-action .btn { padding: 8px 16px; font-size: 14px; }

/* Trust */
.trust-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
.trust-item { text-align: center; padding: 24px 16px; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
.trust-item strong { display: block; font-size: 26px; color: var(--navy); }
.trust-item span { font-size: 13px; color: var(--muted); }

/* CTA */
.cta {
    background: linear-gradient(135deg, var(--navy), #16408f);
    color: #fff; border-radius: 18px; padding: 44px; display: flex; flex-wrap: wrap;
    align-items: center; justify-content: space-between; gap: 24px;
}
.cta h2 { margin: 0 0 8px; font-size: 28px; }
.cta p { margin: 0; color: #c8d6ef; }
.cta-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* Entry content */
.page-head { background: var(--bg-soft); border-bottom: 1px solid var(--line); padding: 46px 0; }
.page-head h1 { margin: 0 0 8px; font-size: 32px; color: var(--navy); }
.page-head p { margin: 0; color: var(--muted); }
.entry { padding: 52px 0 72px; }
.entry .content { max-width: 820px; }
.entry h2 { font-size: 24px; margin-top: 36px; }
.entry h3 { font-size: 19px; margin-top: 28px; }
.entry table { border-collapse: collapse; width: 100%; margin: 18px 0; }
.entry th, .entry td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; font-size: 14.5px; }
.entry th { background: var(--bg-soft); }

/* Footer */
.site-footer { background: #071733; color: #9fb0cc; padding: 56px 0 26px; font-size: 14px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 32px; margin-bottom: 38px; }
.site-footer h3 { color: #fff; font-size: 15px; margin: 0 0 14px; }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin-bottom: 9px; }
.site-footer a { color: #9fb0cc; }
.site-footer a:hover { color: #fff; }
.footer-brand { color: #fff; font-weight: 700; font-size: 19px; margin-bottom: 12px; display: flex; align-items: center; gap: 10px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding-top: 22px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; font-size: 13px; color: #7f92b0; }

/* Media */
.card-media {
    margin: -26px -26px 18px; border-radius: var(--radius) var(--radius) 0 0;
    overflow: hidden; aspect-ratio: 16 / 9;
    background: linear-gradient(135deg, var(--navy), #1d4ea8 60%, var(--cyan));
}
.card-media img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .4s ease; }
.card:hover .card-media img { transform: scale(1.05); }

.case-thumb { position: relative; overflow: hidden; }
.case-thumb img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.case-card:hover .case-thumb img { transform: scale(1.05); }
.case-thumb::after {
    content: ""; position: absolute; inset: 0;
    background: linear-gradient(to top, rgba(10, 31, 68, .78), rgba(10, 31, 68, .08));
}
.case-thumb span { position: relative; z-index: 1; }
.case-thumb .case-thumb-label { position: relative; z-index: 1; }

.entry-media { margin: 0 0 28px; border-radius: var(--radius); overflow: hidden; }
.entry-media img { display: block; width: 100%; height: auto; }

/* Pagination */
.pagination { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 32px; }
.pagination .page-numbers { padding: 8px 14px; border: 1px solid var(--line); border-radius: 8px; color: var(--ink); background: #fff; }
.pagination .current { background: var(--blue); color: #fff; border-color: var(--blue); }

/* Responsive */
@media (max-width: 1024px) {
    .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .trust-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .hero h1 { font-size: 38px; }
    .hero-grid { grid-template-columns: 1fr; gap: 36px; }
    .hero-visual { display: none; }
}
@media (max-width: 760px) {
    .header-inner { flex-wrap: wrap; height: auto; padding: 12px 0; }
    .main-nav { order: 3; width: 100%; display: none; margin-left: 0; }
    .main-nav.open { display: block; }
    .main-nav ul { flex-direction: column; gap: 0; padding: 10px 0; }
    .main-nav li { padding: 10px 0; border-bottom: 1px solid var(--line); }
    .menu-toggle { display: block; margin-left: auto; }
    .header-actions .header-phone { display: none; }
    .hero { padding: 60px 0 54px; background-position: center, 62% center, center; }
    .hero h1 { font-size: 30px; }
    .hero-sub { font-size: 16px; }
    .hero-stats { grid-template-columns: 1fr; max-width: none; }
    .section { padding: 54px 0; }
    .section-head h2 { font-size: 25px; }
    .grid-4, .grid-3, .grid-2, .trust-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .cta { padding: 30px 24px; }
    .download-item { flex-wrap: wrap; }
}