/* ============================================================
   Portal WebGIS — Landing Page
   ============================================================ */

:root {
    --bg-dark:       #0a0e17;
    --bg-card:       #121826;
    --bg-card-hover: #181f30;
    --border:        rgba(255, 255, 255, 0.07);
    --border-hover:  rgba(255, 255, 255, 0.14);
    --text-primary:  #f1f5f9;
    --text-secondary:#94a3b8;
    --text-muted:    #64748b;
    --accent-orange: #f97316;
    --accent-indigo: #6366f1;
    --accent-purple: #a855f7;
    --radius-lg:     16px;
    --radius-md:     10px;
    --shadow:        0 8px 32px rgba(0, 0, 0, 0.45);
}

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

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow-x: hidden;
}

/* ── Background effects ── */
.bg-grid {
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
    background-size: 48px 48px;
    pointer-events: none;
    z-index: 0;
}

.bg-glow {
    position: fixed;
    border-radius: 50%;
    filter: blur(120px);
    pointer-events: none;
    z-index: 0;
}

.bg-glow-1 {
    width: 600px;
    height: 600px;
    background: rgba(99, 102, 241, 0.12);
    top: -200px;
    right: -100px;
}

.bg-glow-2 {
    width: 500px;
    height: 500px;
    background: rgba(168, 85, 247, 0.08);
    bottom: -150px;
    left: -100px;
}

/* ── Header ── */
.site-header {
    position: relative;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 40px;
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(12px);
    background: rgba(10, 14, 23, 0.8);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    font-size: 28px;
}

.logo strong {
    display: block;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.logo span {
    font-size: 12px;
    color: var(--text-muted);
}

.header-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    padding: 6px 14px;
    border-radius: 999px;
}

.pulse-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #22c55e;
    box-shadow: 0 0 8px #22c55e;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50%       { opacity: 0.6; transform: scale(0.85); }
}

/* ── Main ── */
main {
    position: relative;
    z-index: 10;
    flex: 1;
    max-width: 1100px;
    width: 100%;
    margin: 0 auto;
    padding: 48px 24px 64px;
}

/* ── Hero ── */
.hero {
    text-align: center;
    margin-bottom: 48px;
}

.hero-label {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent-indigo);
    background: rgba(99, 102, 241, 0.12);
    border: 1px solid rgba(99, 102, 241, 0.25);
    padding: 4px 14px;
    border-radius: 999px;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 16px;
}

.gradient-text {
    background: linear-gradient(135deg, #818cf8, #a855f7, #f97316);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-size: 15px;
    color: var(--text-secondary);
    max-width: 560px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ── Cards Grid ── */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    opacity: 0.8;
}

.project-card[data-accent="orange"]::before { background: linear-gradient(90deg, var(--accent-orange), #fb923c); }
.project-card[data-accent="indigo"]::before { background: linear-gradient(90deg, var(--accent-indigo), #818cf8); }
.project-card[data-accent="purple"]::before { background: linear-gradient(90deg, var(--accent-purple), #c084fc); }

.project-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-hover);
    box-shadow: var(--shadow);
    background: var(--bg-card-hover);
}

.card-wide {
    grid-column: 1 / -1;
}

.card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-icon {
    font-size: 32px;
    line-height: 1;
}

.card-tag {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    padding: 3px 10px;
    border-radius: 999px;
}

.project-card h2 {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.project-card > p {
    font-size: 13.5px;
    color: var(--text-secondary);
    line-height: 1.65;
}

.card-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex: 1;
}

.card-features li {
    font-size: 12.5px;
    color: var(--text-muted);
    padding-left: 16px;
    position: relative;
}

.card-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    font-size: 11px;
    font-weight: 700;
}

.project-card[data-accent="orange"] .card-features li::before { color: var(--accent-orange); }
.project-card[data-accent="indigo"] .card-features li::before { color: var(--accent-indigo); }
.project-card[data-accent="purple"] .card-features li::before { color: var(--accent-purple); }

.card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: 4px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.card-footer-multi {
    flex-wrap: wrap;
}

.tech-stack {
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 500;
}

.btn-primary,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-md);
    padding: 9px 16px;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.btn-primary {
    color: #fff;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    border: none;
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.35);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5);
}

.project-card[data-accent="orange"] .btn-primary {
    background: linear-gradient(135deg, #ea580c, #f97316);
    box-shadow: 0 4px 14px rgba(249, 115, 22, 0.35);
}

.project-card[data-accent="orange"] .btn-primary:hover {
    box-shadow: 0 6px 20px rgba(249, 115, 22, 0.5);
}

.project-card[data-accent="indigo"] .btn-primary {
    background: linear-gradient(135deg, #4f46e5, #6366f1);
    box-shadow: 0 4px 14px rgba(79, 70, 229, 0.35);
}

.project-card[data-accent="indigo"] .btn-primary:hover {
    box-shadow: 0 6px 20px rgba(79, 70, 229, 0.5);
}

.project-card[data-accent="purple"] .btn-primary {
    background: linear-gradient(135deg, #7c3aed, #a855f7);
    box-shadow: 0 4px 14px rgba(124, 58, 237, 0.35);
}

.project-card[data-accent="purple"] .btn-primary:hover {
    box-shadow: 0 6px 20px rgba(124, 58, 237, 0.5);
}

.btn-secondary {
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    color: var(--text-primary);
    border-color: var(--border-hover);
    background: rgba(255, 255, 255, 0.08);
}

.btn-group {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

/* ── Info Bar ── */
.info-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px 32px;
    flex-wrap: wrap;
    gap: 8px 0;
}

.info-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    padding: 0 28px;
}

.info-num {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
}

.info-label {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.info-divider {
    width: 1px;
    height: 36px;
    background: var(--border);
}

/* ── Footer ── */
.site-footer {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: 20px;
    border-top: 1px solid var(--border);
    font-size: 12px;
    color: var(--text-muted);
}

/* ── Responsive ── */
@media (max-width: 768px) {
    .site-header {
        padding: 16px 20px;
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }

    main {
        padding: 32px 16px 48px;
    }

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

    .card-wide {
        grid-column: auto;
    }

    .card-footer {
        flex-direction: column;
        align-items: flex-start;
    }

    .info-bar {
        padding: 16px;
    }

    .info-item {
        padding: 8px 16px;
    }

    .info-divider {
        display: none;
    }
}