/* ============================================================
   KINGMATE · 宁波金益泰国际物流 — 落地页样式
   海墨水 / 港雾白 / 集装箱橙 / 高可见黄
   ============================================================ */

:root {
    --ink: #0B1A1D;
    --deep: #143139;
    --deep-2: #0E2329;
    --paper: #F2F4F3;
    --paper-soft: #E7EBE9;
    --line: #C7D0CE;
    --steel: #55656A;
    --signal: #E8652B;
    --amber: #F0B23F;
    --mist: #DCE5E3;

    --font-cn: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
    --font-lat: "Barlow Condensed", "Arial Narrow", "Microsoft YaHei", sans-serif;
    --font-mono: ui-monospace, "Cascadia Code", "SF Mono", Consolas, "Courier New", monospace;

    --max: 1120px;
    --pad: clamp(1.25rem, 5vw, 3rem);
    --radius: 6px;
    --topbar-h: 90px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 76px;
}

body {
    font-family: var(--font-cn);
    color: var(--ink);
    background: var(--paper);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

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

img {
    max-width: 100%;
    display: block;
}

.mono {
    font-family: var(--font-mono);
    letter-spacing: 0.02em;
}

.eyebrow {
    font-family: var(--font-lat);
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--signal);
    margin-bottom: 0.75rem;
}

/* ---------- 顶栏 ---------- */

.topbar {
    position: sticky;
    top: 0;
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.9rem var(--pad);
    background: var(--ink);
    color: var(--paper);
    border-bottom: 1px solid rgba(220, 229, 227, 0.15);
    transition: background 0.2s ease, box-shadow 0.2s ease;
}

.topbar.is-scrolled {
    background: rgba(11, 26, 29, 0.95);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
}

.brand {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
}

.brand-mark {
    font-family: var(--font-cn);
    font-weight: 900;
    font-size: 1.35rem;
    letter-spacing: 0.04em;
    color: var(--amber);
}

.brand-sub {
    font-size: 0.7rem;
    color: var(--mist);
    opacity: 0.8;
}

.nav {
    display: flex;
    align-items: center;
    gap: 1.4rem;
}

.nav a {
    font-size: 0.95rem;
    color: var(--mist);
    transition: color 0.15s ease;
}

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

.nav-cta {
    font-family: var(--font-lat);
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--ink) !important;
    background: var(--signal);
    padding: 0.45rem 1.1rem;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
}

.nav-cta:hover {
    background: var(--amber);
    color: var(--ink) !important;
}

.nav-toggle {
    display: none;
}

/* ---------- Hero ---------- */

.hero {
    position: relative;
    min-height: calc(100vh - var(--topbar-h));
    min-height: calc(100svh - var(--topbar-h));
    display: flex;
    flex-direction: column;
    color: var(--ink);
    background:
        radial-gradient(900px 460px at 88% -12%, rgba(232, 101, 43, 0.12), transparent 60%),
        var(--paper);
    overflow: hidden;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(11, 26, 29, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(11, 26, 29, 0.05) 1px, transparent 1px);
    background-size: 64px 64px;
    pointer-events: none;
    -webkit-mask-image: linear-gradient(180deg, #000 30%, transparent 95%);
    mask-image: linear-gradient(180deg, #000 30%, transparent 95%);
}

.hero-inner {
    position: relative;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    max-width: var(--max);
    width: 100%;
    margin: 0 auto;
    padding: clamp(3rem, 8vw, 4.5rem) var(--pad);
}

.hero-title {
    font-family: var(--font-cn);
    font-weight: 900;
    font-size: clamp(2.1rem, 6.5vw, 4rem);
    line-height: 1.18;
    letter-spacing: 0.01em;
    margin-bottom: 1.25rem;
}

.hero-sub {
    max-width: 34em;
    font-size: clamp(1rem, 2vw, 1.1rem);
    color: var(--steel);
    margin-bottom: 2rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.9rem;
    margin-bottom: 3.5rem;
}

.btn {
    display: inline-block;
    font-family: var(--font-lat);
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: 0.06em;
    padding: 0.8rem 1.8rem;
    border-radius: var(--radius);
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform 0.12s ease, background 0.15s ease, color 0.15s ease;
}

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

.btn-signal {
    background: var(--signal);
    color: var(--ink);
}

.btn-signal:hover {
    background: var(--amber);
}

.btn-ghost {
    border-color: rgba(220, 229, 227, 0.4);
    color: var(--paper);
}

.btn-ghost:hover {
    border-color: var(--amber);
    color: var(--amber);
}

.hero .btn-ghost {
    border-color: var(--ink);
    color: var(--ink);
}

.hero .btn-ghost:hover {
    border-color: var(--signal);
    color: var(--signal);
}

.hero-stats {
    display: flex;
    flex-wrap: wrap;
    gap: clamp(1.5rem, 6vw, 4rem);
}

.stat dt {
    font-family: var(--font-lat);
    font-weight: 700;
    font-size: clamp(1.6rem, 4vw, 2.2rem);
    color: var(--signal);
    line-height: 1.1;
}

.stat-num {
    display: inline-block;
    min-width: 3ch;
    text-align: left;
    font-variant-numeric: tabular-nums;
}

.stat dd {
    font-size: 0.85rem;
    color: var(--steel);
}

/* 签名：集装箱编码钢印带（流动） */
.stencil {
    position: relative;
    overflow: hidden;
    padding: 0.7rem 0;
    background: var(--ink);
    border-top: 1px solid rgba(232, 101, 43, 0.4);
    white-space: nowrap;
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
    mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}

.stencil-track {
    display: flex;
    width: max-content;
    animation: stencil-marquee 42s linear infinite;
    will-change: transform;
}

.stencil:hover .stencil-track {
    animation-play-state: paused;
}

.stencil-group {
    display: flex;
    gap: 3rem;
    padding-right: 3rem;
}

.stencil span {
    font-family: var(--font-cn);
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: 0.2em;
    color: rgba(220, 229, 227, 0.55);
    white-space: nowrap;
}

.stencil span:nth-child(odd) {
    color: rgba(240, 178, 63, 0.7);
}

@keyframes stencil-marquee {
    to {
        transform: translateX(-50%);
    }
}

/* Hero 入场序列 */
@keyframes rise {
    from {
        opacity: 0;
        transform: translateY(26px);
    }
    to {
        opacity: 1;
        transform: none;
    }
}

.hero-inner > .eyebrow {
    animation: rise 0.7s ease both;
}

.hero-inner > .hero-title {
    animation: rise 0.7s ease 0.12s both;
}

.hero-inner > .hero-sub {
    animation: rise 0.7s ease 0.24s both;
}

.hero-inner > .hero-actions {
    animation: rise 0.7s ease 0.36s both;
}

.hero-inner > .hero-stats {
    animation: rise 0.55s ease 0.4s both;
}

/* ---------- 通用章节 ---------- */

section {
    padding: clamp(3.5rem, 9vw, 6.5rem) var(--pad);
    max-width: var(--max);
    margin: 0 auto;
}

.section-head {
    margin-bottom: 2.5rem;
}

.section-title {
    font-weight: 900;
    font-size: clamp(1.6rem, 4.5vw, 2.4rem);
    line-height: 1.2;
    margin-bottom: 0.6rem;
}

.section-sub {
    color: var(--steel);
    max-width: 34em;
}

/* ---------- 关于我们 ---------- */

.about-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(1.5rem, 4vw, 3rem);
    max-width: 52em;
    margin-bottom: 2.5rem;
}

.about-intro p {
    color: var(--steel);
    font-size: 1rem;
}

.about-values {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 2.5rem;
}

.value-card {
    background: #fff;
    border: 1px solid var(--line);
    border-left: 3px solid var(--signal);
    border-radius: var(--radius);
    padding: 1.4rem 1.3rem;
}

.value-card dt {
    font-family: var(--font-lat);
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--signal);
    margin-bottom: 0.4rem;
}

.value-card dd {
    font-weight: 700;
    font-size: 1.05rem;
}

.about-advantages {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
}

.about-advantages li {
    background: var(--paper);
    padding: 1.3rem 1.2rem;
}

.about-advantages h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.35rem;
}

.about-advantages p {
    font-size: 0.85rem;
    color: var(--steel);
}

/* ---------- 服务优势 ---------- */

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.adv-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 1.5rem 1.4rem;
}

.adv-card h3 {
    font-size: 1.08rem;
    font-weight: 700;
    margin-bottom: 0.9rem;
    padding-left: 0.8rem;
    border-left: 3px solid var(--signal);
}

.adv-card ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 0.5rem;
}

.adv-card li {
    position: relative;
    padding-left: 1rem;
    font-size: 0.9rem;
    color: var(--steel);
    line-height: 1.55;
}

.adv-card li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--amber);
}

/* ---------- 服务网格 ---------- */

.service-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
}

.card {
    background: var(--paper);
    padding: 1.6rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    position: relative;
    transition: background 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}

.card::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--signal);
    transform: scaleY(0);
    transform-origin: top;
    transition: transform 0.25s ease;
}

.card:hover {
    background: #fff;
    transform: translateY(-3px);
    box-shadow: 0 12px 24px rgba(11, 26, 29, 0.08);
}

.card:hover::before {
    transform: scaleY(1);
}

.card:hover .card-code {
    color: var(--amber);
}

.card-code {
    font-family: var(--font-lat);
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.14em;
    color: var(--signal);
    transition: color 0.15s ease;
}

/* 主营业务卡：集装箱拖车 */
.card-featured {
    grid-column: 1 / -1;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    flex-wrap: wrap;
    background: var(--ink);
    color: var(--paper);
    padding: 2rem 1.8rem;
}

.card-featured .card-code {
    color: var(--amber);
}

.card-featured h3 {
    font-size: 1.5rem;
    margin-bottom: 0.4rem;
}

.card-featured p {
    color: var(--mist);
    max-width: 40em;
}

.card-featured:hover {
    background: var(--deep);
}

.featured-stats {
    display: flex;
    gap: clamp(1.5rem, 4vw, 3rem);
}

.featured-stats div {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.featured-stats strong {
    font-family: var(--font-lat);
    font-weight: 700;
    font-size: clamp(1.8rem, 4vw, 2.4rem);
    color: var(--amber);
}

.featured-stats span {
    font-size: 0.82rem;
    color: var(--mist);
    opacity: 0.85;
}

.card h3 {
    font-size: 1.08rem;
    font-weight: 700;
}

.card p {
    font-size: 0.88rem;
    color: var(--steel);
}

.services-note {
    margin-top: 1.4rem;
    font-size: 0.8rem;
    color: var(--steel);
    text-align: center;
}

/* 报关网络详情块 */
.clearance {
    margin-top: 1.75rem;
    background: #fff;
    border: 1px solid var(--line);
    border-left: 3px solid var(--signal);
    border-radius: var(--radius);
    padding: 1.75rem 1.75rem 1.5rem;
}

.clearance-head .card-code {
    display: inline-block;
    margin-bottom: 0.5rem;
}

.clearance-head h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.4rem;
}

.clearance-head p {
    font-size: 0.9rem;
    color: var(--steel);
    max-width: 46em;
}

.clearance-list {
    list-style: none;
    margin: 1.25rem 0 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
}

.clearance-list li {
    background: var(--paper);
    padding: 1rem 1.1rem;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.clearance-list strong {
    font-size: 0.95rem;
    font-weight: 700;
}

.clearance-list span {
    font-size: 0.82rem;
    color: var(--steel);
    line-height: 1.5;
}

.clearance-promise {
    margin-top: 1.1rem;
    font-size: 0.9rem;
    color: var(--steel);
    padding-left: 0.8rem;
    border-left: 3px solid var(--amber);
}

/* ---------- 公司档案 ---------- */

.profile {
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    gap: clamp(2rem, 5vw, 4rem);
    align-items: center;
}

.manifest {
    border-top: 3px solid var(--ink);
}

.manifest-row {
    display: grid;
    grid-template-columns: 8.5em 1fr;
    gap: 1rem;
    padding: 0.9rem 0;
    border-bottom: 1px solid var(--line);
}

.manifest-row dt {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--steel);
}

.manifest-row dd {
    font-size: 0.95rem;
}

/* 经营范围：公司档案右侧 */
.scope-card {
    background: #fff;
    border: 1px solid var(--line);
    border-top: 3px solid var(--ink);
    border-radius: var(--radius);
    padding: 1.5rem 1.5rem 1.3rem;
}

.scope-card .card-code {
    display: block;
    margin-bottom: 0.9rem;
}

.scope-card p {
    font-size: 0.9rem;
    color: var(--steel);
    line-height: 1.7;
    text-align: justify;
}

.scope-license {
    margin-top: 0.9rem;
    padding-top: 0.9rem;
    border-top: 1px dashed var(--line);
    color: var(--signal);
    font-weight: 600;
}

/* ---------- 联系 ---------- */

.contact {
    background: var(--ink);
    color: var(--paper);
    max-width: none;
    border-top: 4px solid var(--signal);
}

.contact-inner {
    max-width: var(--max);
    margin: 0 auto;
    text-align: center;
}

.contact .section-sub {
    color: var(--mist);
    margin: 0 auto 2rem;
}

.contact .hero-actions {
    justify-content: center;
    margin-bottom: 2rem;
}

.contact-list {
    display: grid;
    gap: 0.25rem;
    max-width: 34em;
    margin: 0 auto;
    text-align: left;
}

.contact-row {
    display: grid;
    grid-template-columns: 8.5em 1fr;
    gap: 1rem;
    padding: 0.7rem 0;
    border-bottom: 1px solid rgba(220, 229, 227, 0.15);
}

.contact-row dt {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--mist);
    opacity: 0.7;
}

.contact-row dd {
    font-size: 0.95rem;
}

.contact-row .mailto {
    color: var(--amber);
    border-bottom: 1px solid rgba(240, 178, 63, 0.4);
    transition: color 0.15s ease, border-color 0.15s ease;
}

.contact-row .mailto:hover {
    color: var(--signal);
    border-color: var(--signal);
}

.contact-row .wechat-row {
    border: none;
    background: none;
    padding: 0;
    font: inherit;
    color: inherit;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.contact-row .wechat-row:hover {
    color: var(--amber);
}

/* ---------- 页脚 ---------- */

.footer {
    background: var(--deep-2);
    color: var(--mist);
    padding: 2rem var(--pad);
    text-align: center;
    font-size: 0.85rem;
    border-top: 1px solid rgba(220, 229, 227, 0.1);
}

.footer p + p {
    margin-top: 0.4rem;
}

.footer .mono {
    color: var(--amber);
    opacity: 0.9;
}

.footer-note {
    font-size: 0.72rem;
    opacity: 0.6;
}

/* ---------- 响应式 ---------- */

@media (max-width: 860px) {
    .profile {
        grid-template-columns: 1fr;
    }

    .service-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .clearance-list {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 620px) {
    .brand-sub {
        display: none;
    }

    /* 汉堡按钮 */
    .nav-toggle {
        display: inline-flex;
        flex-direction: column;
        justify-content: center;
        gap: 5px;
        width: 44px;
        height: 44px;
        padding: 0;
        background: none;
        border: none;
        cursor: pointer;
    }

    .nav-toggle span {
        display: block;
        width: 22px;
        height: 2px;
        margin: 0 auto;
        background: var(--mist);
        transition: transform 0.2s ease, opacity 0.2s ease;
    }

    .nav-toggle[aria-expanded="true"] span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .nav-toggle[aria-expanded="true"] span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle[aria-expanded="true"] span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    /* 下拉导航面板 */
    .nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 0.25rem var(--pad) 0.9rem;
        background: var(--ink);
        border-bottom: 1px solid rgba(220, 229, 227, 0.15);
        box-shadow: 0 10px 24px rgba(0, 0, 0, 0.3);
    }

    .nav.open {
        display: flex;
    }

    .nav a {
        padding: 0.85rem 0;
        border-bottom: 1px solid rgba(220, 229, 227, 0.1);
    }

    .nav a:last-child {
        border-bottom: none;
    }

    .nav-cta {
        text-align: center;
        margin-top: 0.5rem;
        padding: 0.7rem;
    }

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

    .clearance-list {
        grid-template-columns: 1fr;
    }

    .card-featured {
        flex-direction: column;
        align-items: flex-start;
        padding: 1.5rem 1.3rem;
    }

    .about-intro {
        grid-template-columns: 1fr;
    }

    .about-values {
        grid-template-columns: 1fr;
    }

    .about-advantages {
        grid-template-columns: 1fr;
    }

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

    .manifest-row,
    .contact-row {
        grid-template-columns: 1fr;
        gap: 0.2rem;
    }

    .hero-stats {
        gap: 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero-inner {
        padding-top: 3rem;
    }

    .hero-actions .btn,
    .contact .hero-actions .btn {
        flex: 1 1 100%;
        text-align: center;
    }

    .hero-stats {
        flex-direction: column;
        gap: 1.25rem;
    }

    .card {
        padding: 1.3rem 1.2rem;
    }

    .section-head {
        margin-bottom: 1.75rem;
    }
}

/* ---------- 获取报价弹窗 ---------- */

.modal {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: grid;
    place-items: center;
    padding: 1rem;
}

.modal[hidden] {
    display: none;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(11, 26, 29, 0.65);
    -webkit-backdrop-filter: blur(2px);
    backdrop-filter: blur(2px);
}

.modal-panel {
    position: relative;
    width: 100%;
    max-width: 420px;
    background: var(--paper);
    color: var(--ink);
    border-radius: var(--radius);
    border-top: 4px solid var(--signal);
    padding: 1.75rem 1.5rem 1.5rem;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.4);
}

.modal-close {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    width: 36px;
    height: 36px;
    border: none;
    background: none;
    color: var(--steel);
    font-size: 1.6rem;
    line-height: 1;
    cursor: pointer;
    border-radius: 50%;
    display: grid;
    place-items: center;
}

.modal-close:hover {
    color: var(--signal);
    background: var(--paper-soft);
}

.modal-title {
    font-size: 1.4rem;
    font-weight: 900;
    margin-bottom: 0.25rem;
}

.modal-sub {
    color: var(--steel);
    font-size: 0.9rem;
    margin-bottom: 1.25rem;
}

.modal-list {
    list-style: none;
    display: grid;
    gap: 0.6rem;
}

.modal-item {
    display: grid;
    grid-template-columns: 4em 1fr;
    align-items: center;
    gap: 0.75rem;
    padding: 0.8rem 0.9rem;
    border: 1px solid var(--line);
    border-radius: var(--radius);
}

.modal-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--steel);
}

.modal-value {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--ink);
    border: none;
    background: none;
    padding: 0;
    text-align: left;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
}

a.modal-value:hover {
    color: var(--signal);
}

.modal-copy-tip {
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--signal);
    white-space: nowrap;
}

body.no-scroll {
    overflow: hidden;
}

@media (max-width: 620px) {
    .modal-item-qq {
        display: none;
    }
}

/* ---------- 无障碍 ---------- */

:focus-visible {
    outline: 2px solid var(--signal);
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }

    .stencil-track {
        animation: none !important;
    }
}