@import url('variables.css');

/* ========== Reset ========== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-family-primary);
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--color-text-dark);
    background: radial-gradient(circle at top, rgba(0, 163, 255, 0.08), transparent 45%) fixed,
                var(--color-surface-muted);
    min-height: 100vh;
}

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

a {
    text-decoration: none;
    color: var(--color-link);
    transition: color var(--transition-normal);
}

a:hover {
    color: var(--color-link-hover);
}

p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-muted);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-secondary);
    font-weight: var(--font-weight-bold);
    color: var(--color-ink);
    line-height: 1.25;
}

h1 { font-size: var(--font-size-h1); }
h2 { font-size: var(--font-size-h2); }
h3 { font-size: var(--font-size-h3); }
h4 { font-size: var(--font-size-h4); }

/* ========== Layout Helpers ========== */
.container {
    width: min(var(--layout-max-width), 100%);
    margin: 0 auto;
    padding: 0 var(--layout-content-padding);
}

.section {
    padding: var(--spacing-xxl) 0;
}

.section-heading {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-heading p {
    max-width: 640px;
    margin: var(--spacing-sm) auto 0;
}

.grid {
    display: grid;
    gap: var(--layout-grid-gap);
}
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }

@media (min-width: 768px) {
    .grid-lg-3 { grid-template-columns: repeat(3, 1fr); }
    .grid-lg-4 { grid-template-columns: repeat(4, 1fr); }
    .grid-lg-5 { grid-template-columns: repeat(5, 1fr); }
}

.stack {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.section-padding {
    padding: var(--spacing-xxl) 0;
}

.bg-light {
    background: var(--color-surface-muted);
}

.bg-primary {
    background: var(--color-primary);
    color: var(--color-text-light);
}

.card {
    background: var(--color-surface);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
}

.card ul {
    list-style: none;
    padding-left: 0;
    margin: var(--spacing-sm) 0 0;
}

.card ul li {
    margin-bottom: 8px;
    color: var(--color-text-muted);
}

.bg-ink {
    background: var(--color-ink);
    color: var(--color-text-light);
}

.text-center { text-align: center; }
.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-secondary); }
.text-light { color: var(--color-text-light); }
.text-muted { color: var(--color-text-muted); }
.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: var(--border-radius-pill);
    background: rgba(0, 163, 255, 0.12);
    color: var(--color-accent);
    font-size: var(--font-size-small);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: var(--border-radius-pill);
    font-weight: var(--font-weight-semibold);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--gradient-gold);
    color: var(--color-ink);
    box-shadow: var(--shadow-sm);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }

.btn-outline {
    border: 1px solid var(--color-border);
    background: transparent;
    color: var(--color-text-dark);
}
.btn-outline:hover { border-color: var(--color-accent); color: var(--color-accent); }

.btn-ghost {
    background: rgba(255, 255, 255, 0.12);
    color: var(--color-text-light);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.35);
    color: var(--color-text-light);
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1.125rem;
}

/* ========== Header & Navigation ========== */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(12px);
    background: rgba(2, 16, 46, 0.8);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--shadow-sm);
}

.navbar {
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
}

.logo a {
    color: var(--color-text-light);
    font-weight: var(--font-weight-bold);
    font-size: 1.5rem;
    letter-spacing: 1px;
}

.nav-menu {
    list-style: none;
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-item {
    position: relative;
}

.nav-link {
    color: var(--color-text-light);
    font-weight: var(--font-weight-medium);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -6px;
    height: 2px;
    width: 0;
    background: var(--color-secondary);
    transition: width var(--transition-fast);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.dropdown-menu {
    list-style: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: #02102E;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    min-width: 220px;
    padding: 16px;
    display: none;
}

.dropdown-item a {
    color: var(--color-text-light);
    padding: 10px;
    display: block;
    border-radius: var(--border-radius-sm);
}

.dropdown-item a:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--color-secondary);
}

.nav-item:hover > .dropdown-menu {
    display: block;
}

.dropdown-menu.is-open {
    display: block;
}

.menu-toggle {
    display: none;
    color: var(--color-text-light);
    font-size: 1.75rem;
    cursor: pointer;
}

@media (max-width: 1023px) {
    .nav-menu {
        position: absolute;
        inset: 80px 16px auto;
        flex-direction: column;
        padding: 24px;
        background: rgba(2, 16, 46, 0.95);
        border-radius: var(--border-radius-md);
        border: 1px solid rgba(255, 255, 255, 0.1);
        display: none;
    }
    .nav-menu.active {
        display: flex;
    }
    .dropdown-menu {
        position: static;
        background: transparent;
        border: none;
        box-shadow: none;
        padding: 0;
    }
    .dropdown-item a {
        padding-left: 0;
    }
    .menu-toggle {
        display: block;
    }
}

/* ========== Hero ========== */
.hero {
    position: relative;
    padding: var(--spacing-xxl) 0;
    background: var(--gradient-hero);
    color: var(--color-text-light);
    overflow: hidden;
}

.hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 20%, rgba(0, 163, 255, 0.35), transparent 50%),
                radial-gradient(circle at 80% 0%, rgba(255, 179, 0, 0.25), transparent 45%);
    pointer-events: none;
}

.hero .container {
    position: relative;
    z-index: 1;
    display: grid;
    gap: var(--spacing-xl);
}

@media (min-width: 900px) {
    .hero .container {
        grid-template-columns: 1.3fr 1fr;
        align-items: center;
    }
}

.hero h1 {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

.hero p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.125rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.hero-stat {
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-stat strong {
    display: block;
    font-size: 2rem;
    color: var(--color-secondary);
}

/* ========== 特殊模块 ========== */
.floating-panel {
    background: rgba(4, 9, 30, 0.65);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: var(--shadow-glow);
    color: var(--color-text-light);
}

.floating-panel h3,
.floating-panel h4 {
    color: var(--color-text-light);
}

.floating-panel p,
.floating-panel span {
    color: rgba(255, 255, 255, 0.85);
}

.exchange-board {
    display: grid;
    gap: var(--spacing-sm);
}

.exchange-row {
    display: grid;
    grid-template-columns: 1.5fr repeat(3, 1fr);
    gap: var(--spacing-sm);
    align-items: center;
    padding-bottom: 6px;
    border-bottom: 1px dashed rgba(255, 255, 255, 0.15);
}

.exchange-row strong {
    color: var(--color-text-light);
    font-size: 1rem;
}

.exchange-row span {
    text-align: right;
}

.exchange-row .trend-up {
    color: #53FFA9;
}
.exchange-row .trend-down {
    color: #FF7C7C;
}

.exchange-row--head {
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.08em;
    color: rgba(255, 255, 255, 0.65);
    border-bottom: 1px solid rgba(255, 255, 255, 0.25);
}

.global-network {
    position: relative;
    border-radius: var(--border-radius-lg);
    background: #04102B;
    padding: var(--spacing-xl);
    overflow: hidden;
}

.network-map {
    position: relative;
    height: 320px;
    border-radius: var(--border-radius-md);
    background: url('../images/vQ6UViM6R2Mh.jpg') center/cover no-repeat;
    filter: brightness(0.7);
}

.route {
    position: absolute;
    border: 1px dashed rgba(255, 255, 255, 0.6);
    border-radius: 999px;
    animation: routePulse 4s ease-in-out infinite;
}

.route::after {
    content: '';
    position: absolute;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--color-secondary);
    box-shadow: var(--shadow-glow);
    animation: float-dot 4s ease-in-out infinite;
}

.floating-card {
    position: absolute;
    padding: 16px 20px;
    background: rgba(0, 61, 165, 0.85);
    border-radius: var(--border-radius-md);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--color-text-light);
    box-shadow: var(--shadow-md);
    animation: float 6s ease-in-out infinite;
}

.container-visual {
    margin-top: var(--spacing-lg);
}

.container-shell {
    width: 100%;
    padding-top: 60%;
    position: relative;
    border-radius: var(--border-radius-md);
    border: 1px solid rgba(255, 255, 255, 0.35);
    background: rgba(255, 255, 255, 0.08);
    overflow: hidden;
    transform-style: preserve-3d;
    transform: rotateX(12deg) rotateY(-15deg);
}

.container-stack {
    position: absolute;
    inset: 12px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-auto-rows: 1fr;
    gap: 8px;
}

.container-stack span {
    display: block;
    border-radius: 6px;
    background: linear-gradient(135deg, #FFB300, #FF7A00);
    box-shadow: 0 6px 14px rgba(0, 0, 0, 0.25);
    animation: cargoPulse 4s ease-in-out infinite;
}

.container-stack span:nth-child(odd) {
    background: linear-gradient(135deg, #00B0FF, #0061FF);
}

.container-meta {
    display: flex;
    justify-content: space-between;
    margin-top: var(--spacing-md);
    color: rgba(255, 255, 255, 0.85);
}

.container-meta strong {
    font-size: 1.75rem;
    color: var(--color-secondary);
}

.customs-flow {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.flow-step {
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    position: relative;
}

.flow-step::after {
    content: '';
    position: absolute;
    right: -12px;
    top: 50%;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--color-secondary);
    transform: translateY(-50%);
}

.flow-step:last-child::after {
    display: none;
}

@media (max-width: 768px) {
    .flow-step::after {
        display: none;
    }
}

.service-card {
    background: var(--gradient-card);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid rgba(0, 61, 165, 0.12);
}

.service-card h3 {
    margin-bottom: var(--spacing-sm);
}

.service-card ul {
    list-style: none;
    color: var(--color-text-muted);
}

.service-card ul li {
    padding-left: 20px;
    position: relative;
    margin-bottom: 10px;
}

.service-card ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-secondary);
}

.data-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--border-radius-pill);
    background: rgba(0, 61, 165, 0.08);
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
}

.logistics-map {
    background: url('../images/9Mugj6buXqyH.webp') center/cover no-repeat;
    height: 320px;
    border-radius: var(--border-radius-lg);
    position: relative;
    overflow: hidden;
}

.logistics-map::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0,0,0,0.25), rgba(0,0,0,0.65));
}

.progress-track {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.progress-step {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-md);
    border: 1px solid var(--color-border);
}

.progress-bar {
    width: 100%;
    height: 6px;
    border-radius: var(--border-radius-pill);
    background: rgba(0, 61, 165, 0.12);
    overflow: hidden;
    margin-top: 6px;
}

.progress-bar span {
    display: block;
    height: 100%;
    border-radius: inherit;
    background: var(--gradient-gold);

}

.finance-matrix {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--spacing-lg);
}

.finance-card {
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
}

.finance-card header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
}

.finance-card strong {
    font-size: 2rem;
    color: var(--color-primary);
}

.finance-card ul {
    list-style: none;
    margin: var(--spacing-md) 0 0;
    padding: 0;
}

.finance-card li {
    margin-bottom: 8px;
    color: var(--color-text-muted);
}

.insight-card {
    border-left: 4px solid var(--color-secondary);
    padding: var(--spacing-md);
    background: #fff;
    border-radius: var(--border-radius-md);
}

/* ========== 页面 Hero & Layout ========== */
.page-hero {
    position: relative;
    padding: var(--spacing-xl) 0;
    color: var(--color-text-light);
    background-color: #02102E;
    background-image: url('../images/QUdiPWZ92M8n.jpg');
    background-size: cover;
    background-position: center;
    overflow: hidden;
}
.page-hero .container {
    position: relative;
    z-index: 1;
    text-align: center;
}
.page-hero p {
    color: rgba(255, 255, 255, 0.9);
}
.page-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(145deg, rgba(0, 61, 165, 0.65), rgba(0, 0, 0, 0.55));
    z-index: 0;
}
.page-hero h1, .page-hero h2 {
    color: var(--color-text-light);
    position: relative;
}
.page-hero .badge {
    background: rgba(255, 255, 255, 0.12);
    color: var(--color-secondary);
}

.page-section {
    padding: var(--spacing-xxl) 0;
}

.page-grid {
    display: grid;
    gap: var(--spacing-xl);
}

.page-grid.two-column {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

/* ========== 列表/文章 ========== */
.news-card, .case-card {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
    background: #fff;
}

.news-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.news-card .content {
    padding: var(--spacing-lg);
}

.article {
    background: #fff;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    border: 1px solid var(--color-border);
}

.article h2, .article h3 {
    margin: var(--spacing-lg) 0 var(--spacing-sm);
}

.article blockquote {
    border-left: 4px solid var(--color-accent);
    padding-left: var(--spacing-md);
    color: var(--color-text-dark);
    background: rgba(0, 163, 255, 0.05);
}

.article figure {
    margin: var(--spacing-xl) auto;
}

.article figure img {
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
}

.article-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.news-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.content-detail {
    background: #fff;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}

.content-detail hr {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: var(--spacing-lg) 0;
}

.content-detail .news-body p {
    color: var(--color-text-muted);
}

/* ========== Footer ========== */
.footer {
    background: #010A1E;
    color: rgba(255, 255, 255, 0.8);
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

.footer .grid {
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding-bottom: var(--spacing-xl);
}

.footer-col {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-col ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer h3, .footer h4 {
    color: var(--color-text-light);
}

.footer ul {
    list-style: none;
}

.footer li {
    margin-bottom: 10px;
}

.footer a {
    color: rgba(255, 255, 255, 0.75);
}

.footer a:hover {
    color: var(--color-secondary);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    font-size: var(--font-size-small);
}

/* ========== Utility ========== */
.shadow {
    box-shadow: var(--shadow-md);
}

.chips {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: var(--border-radius-pill);
    background: rgba(0, 61, 165, 0.08);
    color: var(--color-primary);
    font-size: var(--font-size-small);
}

.accent {
    color: var(--color-secondary);
}

.muted {
    color: var(--color-text-muted);
}

.highlight-card {
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.04);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    color: var(--color-text-light);
}

.form-grid {
    display: grid;
    gap: var(--spacing-md);
}

.form-grid.two-column {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.input-field {
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--border-radius-md);
    border: 1px solid var(--color-border);
    font-size: 1rem;
    background: #fff;
    transition: border var(--transition-fast), box-shadow var(--transition-fast);
}

.input-field:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(0, 163, 255, 0.15);
}

textarea.input-field {
    min-height: 140px;
    resize: vertical;
}

/* ========== Animations ========== */
@keyframes float {
    0%,100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

@keyframes routePulse {
    0%,100% { opacity: 0.2; }
    50% { opacity: 1; }
}

@keyframes float-dot {
    0% { transform: translate(0, 0); }
    50% { transform: translate(15px, -10px); }
    100% { transform: translate(0,0); }
}

@keyframes cargoPulse {
    0% { transform: translateZ(0) scale(0.98); opacity: 0.7; }
    50% { transform: translateZ(12px) scale(1.02); opacity: 1; }
    100% { transform: translateZ(0) scale(0.98); opacity: 0.7; }
}