:root {
    --color-ink: #081b32;
    --color-ink-soft: #314053;
    --color-navy: #061a33;
    --color-navy-2: #0d2744;
    --color-pearl: #f7f3eb;
    --color-paper: #fbfaf7;
    --color-white: #ffffff;
    --color-gold: #c99a45;
    --color-gold-deep: #a87422;
    --color-gold-soft: #e4cc92;
    --color-border: #ded6c8;
    --color-muted: #6a7280;
    --shadow-soft: 0 20px 55px rgba(8, 27, 50, 0.11);
    --shadow-card: 0 12px 30px rgba(8, 27, 50, 0.08);
    --font-sans: Inter, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
    --font-serif: Georgia, "Times New Roman", serif;
    --container: 1180px;
    --header-height: 88px;
    --radius: 8px;
    --ease: 180ms ease;
}

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

html {
    overflow-x: hidden;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    overflow-x: hidden;
    background: var(--color-paper);
    color: var(--color-ink);
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    text-rendering: optimizeLegibility;
}

body.nav-open {
    overflow: hidden;
}

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

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

a:focus-visible,
button:focus-visible {
    outline: 3px solid var(--color-gold-soft);
    outline-offset: 4px;
}

p,
h1,
h2,
h3 {
    margin-top: 0;
}

h1,
h2,
h3 {
    line-height: 1.05;
    letter-spacing: 0;
}

h1 {
    max-width: 780px;
    margin-bottom: 26px;
    color: var(--color-white);
    font-size: clamp(3rem, 6.5vw, 6.25rem);
    font-weight: 760;
}

h2 {
    margin-bottom: 20px;
    color: var(--color-ink);
    font-size: clamp(2.15rem, 4vw, 4.2rem);
    font-weight: 720;
}

h3 {
    margin-bottom: 14px;
    font-size: 1.35rem;
    font-weight: 720;
}

.container {
    width: min(var(--container), calc(100% - 48px));
    margin-inline: auto;
}

.skip-link,
.screen-reader-text {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.skip-link:focus {
    z-index: 100;
    top: 16px;
    left: 16px;
    width: auto;
    height: auto;
    padding: 10px 14px;
    clip: auto;
    background: var(--color-white);
    color: var(--color-ink);
}

.site-header {
    position: sticky;
    z-index: 50;
    top: 0;
    min-height: var(--header-height);
    border-bottom: 1px solid rgba(222, 214, 200, 0.8);
    background: rgba(251, 250, 247, 0.95);
    backdrop-filter: blur(18px);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: var(--header-height);
    gap: 28px;
}

.brand {
    flex: 0 0 auto;
}

.brand img {
    width: clamp(210px, 20vw, 300px);
}

.primary-nav {
    display: flex;
    align-items: center;
    gap: clamp(18px, 2vw, 34px);
    color: var(--color-ink);
    font-size: 0.94rem;
    font-weight: 680;
}

.primary-nav > a {
    position: relative;
    padding-block: 12px;
    white-space: nowrap;
}

.primary-nav > a::after {
    position: absolute;
    right: 0;
    bottom: 5px;
    left: 0;
    height: 2px;
    transform: scaleX(0);
    transform-origin: center;
    background: var(--color-gold);
    content: "";
    transition: transform var(--ease);
}

.primary-nav > a:hover::after,
.primary-nav > a:focus-visible::after {
    transform: scaleX(1);
}

.language-switch {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
}

.language-switch a[aria-current="true"] {
    color: var(--color-gold-deep);
}

.nav-toggle {
    display: none;
}

.hero {
    position: relative;
    min-height: calc(100svh - var(--header-height));
    overflow: hidden;
    display: grid;
    align-items: center;
    isolation: isolate;
    background: var(--color-navy);
}

.hero::after {
    position: absolute;
    inset: 0;
    z-index: -1;
    background:
        linear-gradient(90deg, rgba(6, 26, 51, 0.95) 0%, rgba(6, 26, 51, 0.76) 42%, rgba(6, 26, 51, 0.28) 100%),
        radial-gradient(circle at 82% 20%, rgba(201, 154, 69, 0.26), transparent 28%),
        radial-gradient(circle at 70% 75%, rgba(255, 255, 255, 0.1), transparent 26%);
    content: "";
}

.hero-media {
    position: absolute;
    inset: 0;
    z-index: -2;
    display: grid;
    place-items: center;
    background:
        linear-gradient(120deg, rgba(6, 26, 51, 0.98), rgba(13, 39, 68, 0.88)),
        var(--color-navy);
}

.hero-video-placeholder {
    position: absolute;
    right: max(28px, calc((100vw - var(--container)) / 2));
    bottom: 13%;
    width: min(47vw, 640px);
    aspect-ratio: 16 / 10;
    border: 1px solid rgba(228, 204, 146, 0.32);
    border-radius: var(--radius);
    background:
        linear-gradient(135deg, rgba(201, 154, 69, 0.2), rgba(255, 255, 255, 0.03)),
        repeating-linear-gradient(135deg, rgba(255, 255, 255, 0.06) 0 1px, transparent 1px 26px);
    box-shadow: 0 30px 70px rgba(0, 0, 0, 0.25);
}

.hero-video,
.hero-poster {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-video-placeholder span {
    position: absolute;
    right: 22px;
    bottom: 18px;
    left: 22px;
    color: rgba(255, 255, 255, 0.78);
    font-size: 0.82rem;
}

.hero-network-lines {
    position: absolute;
    inset: 10% -10% 8% 35%;
    opacity: 0.42;
    background:
        linear-gradient(24deg, transparent 49.6%, rgba(228, 204, 146, 0.34) 50%, transparent 50.4%),
        linear-gradient(155deg, transparent 49.6%, rgba(228, 204, 146, 0.25) 50%, transparent 50.4%),
        radial-gradient(circle at 30% 35%, rgba(228, 204, 146, 0.9) 0 3px, transparent 4px),
        radial-gradient(circle at 68% 30%, rgba(228, 204, 146, 0.75) 0 3px, transparent 4px),
        radial-gradient(circle at 72% 70%, rgba(228, 204, 146, 0.8) 0 3px, transparent 4px),
        radial-gradient(circle at 43% 78%, rgba(228, 204, 146, 0.75) 0 3px, transparent 4px);
}

.hero-content {
    position: relative;
    z-index: 1;
    padding-block: clamp(92px, 12vh, 170px);
}

.eyebrow {
    margin-bottom: 18px;
    color: var(--color-gold);
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.hero-copy {
    max-width: 640px;
    margin-bottom: 34px;
    color: rgba(255, 255, 255, 0.86);
    font-size: clamp(1.05rem, 1.5vw, 1.3rem);
}

.hero-actions,
.button {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}

.button {
    justify-content: center;
    min-height: 52px;
    padding: 13px 24px;
    border: 1px solid transparent;
    border-radius: 6px;
    font-weight: 780;
    line-height: 1.1;
    transition: transform var(--ease), box-shadow var(--ease), background var(--ease), border-color var(--ease);
}

.button:hover {
    transform: translateY(-1px);
}

.button-primary {
    background: linear-gradient(135deg, var(--color-gold-soft), var(--color-gold));
    box-shadow: 0 12px 26px rgba(201, 154, 69, 0.28);
    color: var(--color-navy);
}

.button-secondary {
    border-color: rgba(255, 255, 255, 0.52);
    color: var(--color-white);
}

.intro-band {
    border-bottom: 1px solid var(--color-border);
    background: var(--color-pearl);
    padding-block: clamp(56px, 7vw, 92px);
}

.intro-grid {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: clamp(36px, 7vw, 88px);
    align-items: start;
}

.intro-grid p:last-child {
    margin: 44px 0 0;
    color: var(--color-ink-soft);
    font-size: clamp(1.08rem, 1.6vw, 1.28rem);
}

.section {
    padding-block: clamp(72px, 8vw, 126px);
}

.section-heading {
    max-width: 760px;
    margin-bottom: 42px;
}

.section-heading p:last-child {
    color: var(--color-muted);
    font-size: 1.05rem;
}

.process-section {
    background:
        linear-gradient(180deg, var(--color-paper), #ffffff 58%, var(--color-paper)),
        var(--color-paper);
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 12px;
}

.process-card {
    position: relative;
    min-width: 0;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.86);
    box-shadow: var(--shadow-card);
    overflow: hidden;
}

.process-card::before {
    position: absolute;
    top: 38px;
    right: -18px;
    width: 36px;
    height: 1px;
    background: var(--color-gold);
    content: "";
}

.process-card:last-child::before {
    content: none;
}

.process-toggle {
    display: grid;
    width: 100%;
    min-height: 220px;
    padding: 24px 18px 20px;
    border: 0;
    background: transparent;
    color: var(--color-ink);
    font: inherit;
    text-align: left;
    cursor: pointer;
}

.process-step {
    display: inline-grid;
    place-items: center;
    width: 46px;
    height: 46px;
    margin-bottom: 30px;
    border: 1px solid rgba(201, 154, 69, 0.42);
    border-radius: 50%;
    background: var(--color-navy);
    color: var(--color-gold-soft);
    font-size: 0.78rem;
    font-weight: 800;
}

.process-title {
    margin-bottom: 10px;
    color: var(--color-ink);
    font-weight: 840;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.process-summary {
    color: var(--color-ink-soft);
    font-size: 0.94rem;
    line-height: 1.45;
}

.process-detail {
    padding: 0 18px 22px;
    color: var(--color-muted);
    font-size: 0.93rem;
}

.process-detail p {
    margin: 0;
    padding-top: 18px;
    border-top: 1px solid var(--color-border);
}

.pathways {
    padding-block: clamp(72px, 8vw, 120px);
    background:
        linear-gradient(135deg, rgba(6, 26, 51, 0.96), rgba(13, 39, 68, 0.98)),
        var(--color-navy);
    color: var(--color-white);
}

.section-heading-light h2,
.section-heading-light p {
    color: var(--color-white);
}

.pathway-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}

.pathway-card {
    display: flex;
    min-height: 300px;
    flex-direction: column;
    justify-content: space-between;
    padding: clamp(24px, 3vw, 34px);
    border: 1px solid rgba(228, 204, 146, 0.28);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.055);
    box-shadow: 0 20px 48px rgba(0, 0, 0, 0.16);
}

.pathway-card h3 {
    color: var(--color-white);
    font-size: clamp(1.35rem, 2vw, 1.8rem);
}

.pathway-card p {
    color: rgba(255, 255, 255, 0.76);
}

.pathway-card a {
    width: fit-content;
    border-bottom: 1px solid var(--color-gold);
    color: var(--color-gold-soft);
    font-weight: 780;
}

.site-footer {
    padding-block: 44px;
    border-top: 1px solid rgba(228, 204, 146, 0.2);
    background: #04162c;
    color: rgba(255, 255, 255, 0.78);
}

.footer-inner {
    display: grid;
    grid-template-columns: 1fr 1.2fr 1fr;
    gap: 30px;
    align-items: start;
}

.footer-brand img {
    width: 220px;
    margin-bottom: 16px;
}

.footer-brand p,
.footer-contact p {
    margin-bottom: 0;
}

.footer-nav {
    display: grid;
    gap: 10px;
}

.footer-nav a:hover,
.footer-nav a:focus-visible {
    color: var(--color-gold-soft);
}

.exact-home-preview {
    background: var(--color-pearl);
}

.exact-home-preview img {
    display: block;
    width: 100%;
    height: auto;
}

@media (max-width: 1180px) {
    .primary-nav {
        gap: 18px;
        font-size: 0.86rem;
    }

    .process-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .process-card::before {
        content: none;
    }
}

@media (max-width: 900px) {
    :root {
        --header-height: 76px;
    }

    .container {
        width: min(var(--container), calc(100% - 36px));
    }

    .brand img {
        width: 220px;
    }

    .nav-toggle {
        position: relative;
        z-index: 61;
        display: inline-grid;
        place-items: center;
        width: 44px;
        height: 44px;
        border: 1px solid var(--color-border);
        border-radius: 50%;
        background: var(--color-white);
        cursor: pointer;
    }

    .nav-toggle-lines,
    .nav-toggle-lines::before,
    .nav-toggle-lines::after {
        display: block;
        width: 18px;
        height: 2px;
        border-radius: 99px;
        background: var(--color-ink);
        content: "";
        transition: transform var(--ease), opacity var(--ease);
    }

    .nav-toggle-lines::before {
        transform: translateY(-6px);
    }

    .nav-toggle-lines::after {
        transform: translateY(4px);
    }

    .nav-toggle[aria-expanded="true"] .nav-toggle-lines {
        transform: rotate(45deg);
    }

    .nav-toggle[aria-expanded="true"] .nav-toggle-lines::before {
        opacity: 0;
    }

    .nav-toggle[aria-expanded="true"] .nav-toggle-lines::after {
        transform: translateY(-2px) rotate(-90deg);
    }

    .primary-nav {
        position: fixed;
        inset: 0;
        z-index: 60;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: stretch;
        gap: 0;
        padding: 88px 28px 34px;
        visibility: hidden;
        transform: translateX(100%);
        background: var(--color-paper);
        color: var(--color-ink);
        font-size: 1.28rem;
        opacity: 0;
        transition: transform 240ms ease, opacity 240ms ease, visibility 240ms ease;
    }

    .primary-nav.is-open {
        visibility: visible;
        transform: translateX(0);
        opacity: 1;
    }

    .primary-nav > a {
        padding: 18px 4px;
        border-bottom: 1px solid var(--color-border);
        white-space: normal;
    }

    .primary-nav > a::after {
        content: none;
    }

    .language-switch {
        padding-top: 22px;
        font-size: 1rem;
    }

    .hero {
        min-height: auto;
    }

    .hero::after {
        background:
            linear-gradient(180deg, rgba(6, 26, 51, 0.98) 0%, rgba(6, 26, 51, 0.9) 56%, rgba(6, 26, 51, 0.72) 100%),
            radial-gradient(circle at 75% 12%, rgba(201, 154, 69, 0.22), transparent 34%);
    }

    .hero-content {
        padding-block: 78px 260px;
    }

    .hero-video-placeholder {
        right: 18px;
        bottom: 26px;
        left: 18px;
        width: auto;
        aspect-ratio: 16 / 8.5;
    }

    .hero-network-lines {
        inset: 45% -36% 4% 8%;
    }

    .intro-grid {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .intro-grid p:last-child {
        margin-top: 0;
    }

    .process-grid,
    .pathway-grid,
    .footer-inner {
        grid-template-columns: 1fr;
    }

    .pathway-card {
        min-height: 230px;
    }
}

@media (max-width: 560px) {
    .container {
        width: min(var(--container), calc(100% - 28px));
    }

    h1 {
        font-size: 2.85rem;
    }

    h2 {
        font-size: 2.15rem;
    }

    .brand img {
        width: 190px;
    }

    .hero-content {
        padding-block: 58px 218px;
    }

    .hero-copy {
        font-size: 1rem;
    }

    .hero-actions {
        display: grid;
        gap: 12px;
    }

    .button {
        width: 100%;
        min-height: 50px;
        padding-inline: 18px;
    }

    .hero-video-placeholder {
        aspect-ratio: 4 / 3;
    }

    .process-toggle {
        min-height: 0;
        padding: 20px;
    }

    .process-step {
        margin-bottom: 20px;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}
