@import url('variables.css');

/* --- Reset & Base --- */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: var(--font-size-base);
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family-body);
    line-height: 1.7;
    color: var(--color-text-dark);
    background: var(--color-bg-warm);
}

a {
    color: var(--color-link);
    text-decoration: none;
    transition: all 0.25s ease;
}

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

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

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

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

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

.section-head .eyebrow {
    display: inline-block;
    padding: var(--spacing-2xs) var(--spacing-sm);
    background: var(--theme-soft);
    color: var(--theme-color);
    border-radius: var(--border-radius-full);
    font-size: 0.85rem;
    letter-spacing: 0.02em;
}

.section-head h2 {
    margin-top: var(--spacing-sm);
    font-size: var(--font-size-h2);
    color: var(--color-primary);
}

.section-head p {
    margin-top: var(--spacing-xs);
    color: var(--color-muted);
}

/* --- Grid --- */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}
.grid-2-col { grid-template-columns: repeat(2, 1fr); }
.grid-3-col { grid-template-columns: repeat(3, 1fr); }
.grid-4-col { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 900px) {
    .grid-2-col, .grid-3-col, .grid-4-col {
        grid-template-columns: 1fr;
    }
    .container { padding: 0 var(--spacing-sm); }
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius-full);
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    background: var(--theme-gradient);
    color: var(--theme-contrast);
    box-shadow: var(--box-shadow-sm);
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--box-shadow-md);
}

.btn-ghost {
    background: transparent;
    border: 1px solid var(--theme-color);
    color: var(--theme-color);
    box-shadow: none;
}

.btn-ghost:hover {
    background: var(--theme-soft);
}

.btn-plain {
    background: transparent;
    color: var(--theme-color);
    padding: var(--spacing-xs) 0;
    box-shadow: none;
}

/* --- Header --- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(13, 33, 64, 0.9);
    backdrop-filter: blur(10px);
    box-shadow: var(--box-shadow-sm);
    z-index: 1200;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nav-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
}

.logo a {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: #fff;
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.logo a span {
    padding: 4px 10px;
    background: var(--theme-gradient);
    border-radius: var(--border-radius-full);
}

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

.nav-item {
    position: relative;
}

.nav-item > a {
    color: rgba(255, 255, 255, 0.86);
    font-weight: 500;
    padding: var(--spacing-xs) 0;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2xs);
    border-bottom: 2px solid transparent;
}

.nav-item > a:hover,
.nav-item > a.active {
    color: var(--theme-contrast);
    border-bottom-color: var(--theme-color);
}

.dropdown-menu {
    list-style: none;
    position: absolute;
    top: 110%;
    left: 0;
    min-width: 210px;
    background: #0f1f3a;
    padding: var(--spacing-sm) 0;
    border-radius: var(--border-radius-md);
    box-shadow: var(--box-shadow-md);
    display: none;
}

.dropdown-menu li a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-xs) var(--spacing-lg);
    color: rgba(255, 255, 255, 0.85);
}

.dropdown-menu li a:hover {
    background: rgba(255, 255, 255, 0.06);
    color: #fff;
}

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

.theme-switch {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.theme-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.6);
    cursor: pointer;
    transition: transform 0.2s ease;
}

.theme-dot:hover { transform: translateY(-2px); }
.theme-dot.health { background: var(--color-health); }
.theme-dot.energy { background: var(--color-energy); }
.theme-dot.culture { background: var(--color-culture); }

.menu-toggle {
    display: none;
    color: #fff;
    font-size: 1.5rem;
    cursor: pointer;
}

@media (max-width: 992px) {
    .nav-menu {
        position: absolute;
        top: 76px;
        left: 0;
        width: 100%;
        flex-direction: column;
        background: #0f1f3a;
        padding: var(--spacing-md);
        gap: var(--spacing-sm);
        display: none;
    }
    .nav-menu.active { display: flex; }
    .nav-item { width: 100%; }
    .nav-item > a {
        width: 100%;
        justify-content: space-between;
        padding: var(--spacing-xs) 0;
    }
    .dropdown-menu {
        position: relative;
        top: 0;
        box-shadow: none;
        background: rgba(255, 255, 255, 0.04);
        border-radius: var(--border-radius-sm);
    }
    .dropdown-menu li a { color: #dfe7f4; }
    .nav-item:hover .dropdown-menu { display: none; }
    .menu-toggle { display: block; }
}

/* --- Hero & Banner --- */
.page-hero {
    position: relative;
    padding: var(--spacing-3xl) 0 var(--spacing-xxl);
    margin-top: 76px;
    color: #fff;
    overflow: hidden;
    background: radial-gradient(circle at 20% 20%, rgba(255,255,255,0.08), transparent 35%), var(--theme-gradient);
}

.page-hero .container {
    position: relative;
    z-index: 2;
}

.page-hero .eyebrow {
    display: inline-block;
    padding: var(--spacing-2xs) var(--spacing-sm);
    background: rgba(255, 255, 255, 0.12);
    border-radius: var(--border-radius-full);
    font-size: 0.9rem;
}

.page-hero h1 {
    margin-top: var(--spacing-sm);
    font-size: var(--font-size-h1);
    letter-spacing: 0.01em;
}

.page-hero p {
    margin-top: var(--spacing-sm);
    max-width: 700px;
    color: rgba(255, 255, 255, 0.9);
}

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

.hero-tri-split {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.split-panel {
    position: relative;
    min-height: 320px;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--box-shadow-md);
    isolation: isolate;
    background: #0f1f3a;
}

.split-panel img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.72);
    z-index: 1;
}

.split-panel::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 2;
    background: linear-gradient(180deg, rgba(0,0,0,0) 30%, rgba(0,0,0,0.5) 100%);
}

.split-panel .panel-content {
    position: absolute;
    inset: 0;
    z-index: 3;
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    color: #fff;
}

.split-panel .icon {
    width: 46px;
    height: 46px;
    display: grid;
    place-items: center;
    border-radius: var(--border-radius-full);
    margin-bottom: var(--spacing-sm);
    font-size: 1.2rem;
    background: rgba(255, 255, 255, 0.14);
}

.split-panel h2 {
    font-size: 1.35rem;
    margin-bottom: var(--spacing-2xs);
}

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

.split-panel .btn {
    margin-top: var(--spacing-sm);
    align-self: flex-start;
}

.split-panel.health::after { background: linear-gradient(180deg, rgba(0,0,0,0) 30%, rgba(255,140,0,0.55) 100%); }
.split-panel.energy::after { background: linear-gradient(180deg, rgba(0,0,0,0) 30%, rgba(34,139,34,0.55) 100%); }
.split-panel.culture::after { background: linear-gradient(180deg, rgba(0,0,0,0) 30%, rgba(139,0,0,0.55) 100%); }

/* --- Cards --- */
.card {
    background: var(--color-surface);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow-sm);
    padding: var(--spacing-lg);
    border: 1px solid var(--color-border);
    transition: all 0.25s ease;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--box-shadow-md);
}

.card h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.tag {
    display: inline-block;
    padding: 6px 12px;
    background: var(--theme-soft);
    color: var(--theme-color);
    border-radius: var(--border-radius-full);
    font-size: 0.85rem;
}

.pill {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2xs);
    padding: 6px 10px;
    background: rgba(0,0,0,0.04);
    border-radius: var(--border-radius-full);
    color: var(--color-muted);
    font-size: 0.9rem;
}

/* --- Tabs --- */
.tab-nav {
    display: inline-flex;
    gap: var(--spacing-xs);
    padding: 6px;
    background: #e7ecf5;
    border-radius: var(--border-radius-full);
    margin-bottom: var(--spacing-md);
}

.tab-btn {
    border: none;
    background: transparent;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-full);
    font-weight: 600;
    color: var(--color-muted);
    cursor: pointer;
    transition: all 0.2s ease;
}

.tab-btn.active {
    background: var(--theme-gradient);
    color: #fff;
    box-shadow: var(--box-shadow-sm);
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* --- Timeline --- */
.timeline {
    position: relative;
    padding-left: var(--spacing-xl);
}

.timeline::before {
    content: "";
    position: absolute;
    top: 0;
    left: 20px;
    width: 2px;
    height: 100%;
    background: linear-gradient(180deg, var(--theme-color), rgba(0,0,0,0));
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-lg);
    padding-left: var(--spacing-md);
}

.timeline-item::before {
    content: "";
    position: absolute;
    left: -2px;
    top: 6px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-surface);
    border: 4px solid var(--theme-color);
    box-shadow: var(--box-shadow-sm);
}

.timeline-year {
    font-weight: 700;
    color: var(--theme-color);
    margin-bottom: var(--spacing-2xs);
}

/* --- Data & Stats --- */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-lg);
}

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

.stat-value {
    font-size: 2rem;
    color: var(--theme-color);
    font-weight: 700;
}

.stat-label {
    color: var(--color-muted);
    margin-top: var(--spacing-2xs);
}

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

.data-card {
    background: #0f1f3a;
    color: #dfe7f4;
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    border: 1px solid rgba(255, 255, 255, 0.06);
    box-shadow: var(--box-shadow-sm);
}

.progress {
    width: 100%;
    height: 8px;
    background: rgba(255, 255, 255, 0.12);
    border-radius: 999px;
    overflow: hidden;
    margin-top: var(--spacing-sm);
}

.progress .bar {
    height: 100%;
    background: var(--theme-gradient);
    border-radius: inherit;
    width: 60%;
}

/* --- Tables & Lists --- */
table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--box-shadow-sm);
}

thead {
    background: var(--theme-soft);
}

th, td {
    padding: var(--spacing-sm);
    border-bottom: 1px solid var(--color-border);
    text-align: left;
}

/* --- Forms --- */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-md);
}

input, textarea, select {
    width: 100%;
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--color-border);
    background: #fff;
    font-family: var(--font-family-body);
    font-size: 1rem;
}

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

/* --- Footer --- */
.footer {
    background: #0d2140;
    color: rgba(255, 255, 255, 0.86);
    padding: var(--spacing-xxl) 0 var(--spacing-xl);
    margin-top: var(--spacing-3xl);
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.06), transparent 35%);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-lg);
    position: relative;
    z-index: 2;
}

.footer-section h4 {
    color: #fff;
    margin-bottom: var(--spacing-sm);
}

.footer-section p, .footer-section ul {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.75);
}

.footer-section ul { list-style: none; }
.footer-section ul li { margin-bottom: var(--spacing-xs); }
.footer-section ul li a { color: rgba(255, 255, 255, 0.8); }
.footer-section ul li a:hover { color: #fff; }

.copyright {
    text-align: center;
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    position: relative;
    z-index: 2;
}

@media (max-width: 768px) {
    .page-hero { padding: var(--spacing-xxl) 0 var(--spacing-xl); }
    .page-hero h1 { font-size: 2rem; }
    .hero-actions { flex-direction: column; align-items: flex-start; }
}

/* --- Animations --- */
@keyframes pulse {
    0% { transform: scale(1); opacity: 1; }
    100% { transform: scale(1.12); opacity: 0; }
}

.pulse {
    position: relative;
}

.pulse::after {
    content: "";
    position: absolute;
    inset: -6px;
    border-radius: 50%;
    border: 2px solid var(--theme-color);
    animation: pulse 1.6s infinite;
    opacity: 0.6;
}