:root {
    --deep-blue: #0A1A3F;
    --mid-blue: #1E3A8A;
    --electric-blue: #00D4FF;
    --orange: #FF6B35;
    --white: #FFFFFF;
    --light-gray: #F5F7FA;
    --amber: #FBBF24;
    --green: #10B981;
    --text-primary: #0A1A3F;
    --text-secondary: #41547b;
    --border-color: rgba(0, 212, 255, 0.25);
    --header-height: 72px;
    --nav-track-width: 300px;
    --container-max: 1440px;
    --font-body: 'Inter', system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif;
    --font-heading: 'Archivo Black', 'Inter', system-ui, -apple-system, 'PingFang SC', sans-serif;
    --font-number: 'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;
}

*, *::before, *::after {
    box-sizing: border-box;
}

* {
    margin: 0;
    padding: 0;
}

html, body {
    height: 100%;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--deep-blue);
    color: #ffffff;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    padding-top: var(--header-height);
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    z-index: 9999;
}

img, picture, video, canvas, svg {
    display: block;
    max-width: 100%;
}

input, button, textarea, select {
    font: inherit;
    color: inherit;
}

button {
    background: none;
    border: none;
    cursor: pointer;
}

a {
    color: var(--electric-blue);
    text-decoration: none;
    transition: color 0.2s ease, background 0.2s ease, border 0.2s ease;
}

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

ul, ol {
    list-style: none;
}

:focus-visible {
    outline: 3px solid var(--electric-blue);
    outline-offset: 4px;
    border-radius: 4px;
}

main {
    display: block;
    background: var(--light-gray);
    color: var(--text-primary);
    min-height: calc(100vh - var(--header-height));
}

@media (min-width: 1025px) {
    main,
    .site-footer {
        margin-left: var(--nav-track-width);
    }
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 clamp(20px, 4vw, 48px);
}

.container--narrow {
    max-width: 960px;
}

.visually-hidden {
    position: absolute !important;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.skip-link {
    position: fixed;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10000;
    background: var(--orange);
    color: #fff;
    padding: 12px 24px;
    border-radius: 0 0 8px 8px;
    transition: top 0.2s ease;
    font-weight: 600;
}

.skip-link:focus-visible {
    top: 0;
    color: #fff;
}

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    z-index: 1000;
    background: rgba(10, 26, 63, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
}

@media (min-width: 1025px) {
    .site-header {
        left: var(--nav-track-width);
    }
}

.header-grid {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    height: 100%;
    padding: 0 clamp(16px, 3vw, 48px);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: clamp(16px, 3vw, 40px);
}

.header-contact {
    display: flex;
    flex-direction: column;
    gap: 2px;
    text-align: right;
}

.header-contact__label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--electric-blue);
}

.header-contact__number {
    font-family: var(--font-number);
    font-size: 16px;
    font-weight: 600;
    color: #fff;
}

@media (max-width: 640px) {
    .header-contact {
        display: none;
    }
}

.live-clock {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-number);
    font-size: 13px;
    font-weight: 600;
    color: var(--green);
    background: rgba(16, 185, 129, 0.1);
    padding: 6px 14px;
    border-radius: 30px;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.live-pulse {
    width: 8px;
    height: 8px;
    background: var(--green);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.6); }
    70% { box-shadow: 0 0 0 10px rgba(16, 185, 129, 0); }
    100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.brand-mark {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--nav-track-width);
    height: var(--header-height);
    z-index: 1002;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 24px;
    background: var(--deep-blue);
    border-right: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.brand-mark__logo {
    font-family: var(--font-heading);
    font-size: 24px;
    color: #fff;
    line-height: 1;
    white-space: nowrap;
}

.brand-mark__logo span {
    color: var(--orange);
}

.brand-mark__meta {
    display: flex;
    flex-direction: column;
    font-family: var(--font-number);
    font-size: 10px;
    color: var(--electric-blue);
    letter-spacing: 0.1em;
    line-height: 1.4;
}

.brand-mark__line {
    width: 16px;
    height: 2px;
    background: var(--orange);
    margin-bottom: 2px;
}

@media (max-width: 1024px) {
    .brand-mark {
        width: 200px;
        height: 64px;
        padding: 0 16px;
    }

    .brand-mark__logo {
        font-size: 20px;
    }

    .brand-mark__meta {
        font-size: 9px;
    }
}

.mobile-nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
}

.toggle-bar {
    display: block;
    width: 20px;
    height: 2px;
    background: #fff;
    transition: transform 0.2s ease, opacity 0.2s ease;
}

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

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

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

@media (max-width: 1024px) {
    .mobile-nav-toggle {
        display: inline-flex;
    }

    body {
        padding-top: 64px;
    }

    .site-header {
        height: 64px;
    }
}

@media (min-width: 1025px) {
    .mobile-nav-toggle {
        display: none;
    }
}

.nav-track {
    position: fixed;
    top: var(--header-height);
    left: 0;
    bottom: 0;
    width: var(--nav-track-width);
    z-index: 1001;
    display: flex;
    flex-direction: column;
    background: var(--deep-blue);
    border-right: 1px solid var(--border-color);
    padding: 24px 0;
    transition: transform 0.3s ease;
}

@media (max-width: 1024px) {
    .nav-track {
        transform: translateX(-100%);
        top: 64px;
        width: min(320px, 80vw);
        box-shadow: 4px 0 24px rgba(0, 0, 0, 0.3);
        overflow-y: auto;
    }

    .nav-track[data-open="true"] {
        transform: translateX(0);
    }
}

.nav-track__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-track__hint {
    font-family: var(--font-number);
    font-size: 10px;
    color: var(--text-secondary);
    letter-spacing: 0.1em;
}

.nav-list {
    flex: 1;
    padding: 16px 0;
}

.nav-item {
    margin: 4px 0;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 10px 24px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 15px;
    font-weight: 500;
    border-left: 3px solid transparent;
    transition: all 0.2s ease;
}

.nav-link:hover {
    background: rgba(0, 212, 255, 0.08);
    color: #fff;
    border-left-color: var(--electric-blue);
}

.nav-link__index {
    font-family: var(--font-number);
    font-size: 12px;
    color: var(--orange);
    opacity: 0.8;
    width: 20px;
}

.nav-link[aria-current="page"] {
    border-left-color: var(--orange);
    background: linear-gradient(270deg, rgba(255, 107, 53, 0.12), transparent);
    color: #fff;
}

.nav-link[aria-current="page"] .nav-link__index {
    opacity: 1;
    color: var(--orange);
}

.nav-track__footer {
    padding: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-track__footer p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.5;
    margin-bottom: 16px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 24px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 15px;
    line-height: 1;
    border-radius: 8px;
    border: 1px solid transparent;
    transition: background 0.2s ease, border 0.2s ease, color 0.2s ease, transform 0.1s ease;
    text-decoration: none;
    cursor: pointer;
}

.btn:active {
    transform: translateY(1px);
}

.btn-primary {
    background: var(--orange);
    color: #fff;
}

.btn-primary:hover {
    background: #e85a26;
    color: #fff;
}

.btn-ghost {
    background: transparent;
    border: 1px solid var(--electric-blue);
    color: var(--electric-blue);
}

.btn-ghost:hover {
    background: rgba(0, 212, 255, 0.1);
    color: var(--electric-blue);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}

.site-footer {
    background: var(--deep-blue);
    color: #fff;
    border-top: 1px solid var(--border-color);
    padding: 64px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
}

@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 640px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

.footer-brand .brand-mark {
    position: static;
    width: auto;
    height: auto;
    padding: 0;
    background: transparent;
    border: none;
    margin-bottom: 16px;
}

.footer-brand .brand-mark__logo {
    font-size: 20px;
}

.footer-brand p {
    font-size: 14px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.7);
    max-width: 360px;
}

.footer-trust {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-family: var(--font-number);
    font-size: 12px;
    color: var(--electric-blue);
}

.footer-heading {
    font-family: var(--font-heading);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #fff;
    margin-bottom: 20px;
}

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

.footer-nav a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
}

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

.footer-address {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
    margin-top: 16px;
    line-height: 1.6;
}

.footer-bottom {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    align-items: center;
    justify-content: space-between;
    padding: 24px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-family: var(--font-number);
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
}

.footer-copy span {
    color: var(--orange);
}

.back-to-top {
    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 999;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--orange);
    color: #fff;
    font-size: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px rgba(255, 107, 53, 0.4);
    opacity: 0;
    pointer-events: none;
    transform: translateY(8px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.back-to-top.is-visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-4px);
}

.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    margin-bottom: 24px;
}

.breadcrumb ol {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.breadcrumb li {
    display: flex;
    align-items: center;
    gap: 8px;
}

.breadcrumb li:not(:last-child)::after {
    content: '/';
    color: var(--text-secondary);
}

.breadcrumb a {
    color: var(--mid-blue);
    font-weight: 500;
}

.breadcrumb a:hover {
    color: var(--orange);
}

.breadcrumb [aria-current="page"] {
    color: var(--text-secondary);
    text-decoration: none;
}

.section-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-number);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--orange);
    font-weight: 600;
}

.section-kicker::before {
    content: '';
    width: 24px;
    height: 1px;
    background: var(--orange);
}

.glass-panel {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 16px;
    padding: 32px;
}

.data-card {
    background: var(--white);
    color: var(--text-primary);
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border-top: 3px solid var(--electric-blue);
}

.status-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: 30px;
    font-size: 12px;
    font-weight: 600;
    font-family: var(--font-number);
    background: rgba(16, 185, 129, 0.1);
    color: var(--green);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.image-placeholder {
    width: 100%;
    aspect-ratio: 16 / 9;
    background: linear-gradient(135deg, var(--mid-blue), var(--deep-blue));
    border: 1px solid var(--border-color);
    border-radius: 12px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.image-placeholder--portrait {
    aspect-ratio: 3 / 4;
}

.image-placeholder--square {
    aspect-ratio: 1 / 1;
}

.image-placeholder::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(0, 212, 255, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 255, 0.1) 1px, transparent 1px);
    background-size: 32px 32px;
}

.image-placeholder::after {
    content: attr(data-label);
    font-family: var(--font-number);
    font-size: 12px;
    color: var(--electric-blue);
    background: rgba(10, 26, 63, 0.7);
    padding: 6px 12px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    z-index: 1;
}

.section {
    padding: 80px 0;
}

@media (max-width: 640px) {
    .section {
        padding: 48px 0;
    }
}

.section-header {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 32px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(28px, 4vw, 48px);
    line-height: 1.1;
    color: var(--text-primary);
    margin-top: 8px;
}

.content-body h1,
.content-body h2,
.content-body h3,
.content-body h4 {
    font-family: var(--font-heading);
    color: var(--text-primary);
    line-height: 1.2;
    margin-bottom: 16px;
}

.content-body p {
    margin-bottom: 16px;
    line-height: 1.8;
}

.content-body ul {
    list-style: disc;
    padding-left: 24px;
    margin-bottom: 16px;
}

.content-body ol {
    list-style: decimal;
    padding-left: 24px;
    margin-bottom: 16px;
}

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

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        transition-delay: 0ms !important;
        scroll-behavior: auto !important;
    }
}

.reduced-motion *,
.reduced-motion *::before,
.reduced-motion *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0ms !important;
    scroll-behavior: auto !important;
}