@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+Thai:wght@300;400;500;600&display=swap');

:root {
    --primary: #0a0a0a;
    --secondary: #1f1f1f;
    --accent: #757575;
    --white: #ffffff;
    --danger: #f44336;
    --success: #00b894;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: radial-gradient(circle at top, #f5f5f5, #dcdcdc);
    color: var(--primary);
    font-family: 'Noto Sans Thai', 'Prompt', sans-serif;
    min-height: 100vh;
}

.hero {
    background: linear-gradient(135deg, rgba(0,0,0,0.9), rgba(44,44,44,0.9)), url('https://images.unsplash.com/photo-1507525428034-b723cf961d3e?auto=format&fit=crop&w=2000&q=60') center/cover;
    color: var(--white);
    padding: 3rem 1rem;
    text-align: center;
    position: relative;
}

.hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('https://upload.wikimedia.org/wikipedia/commons/8/8a/Thai_pattern.svg');
    opacity: 0.05;
    mix-blend-mode: screen;
}

.hero h1 {
    margin: 0;
    font-weight: 600;
    font-size: clamp(2rem, 4vw, 3rem);
}

.hero p {
    margin-top: 1rem;
    font-size: 1.1rem;
    color: #e0e0e0;
}

.main-wrapper {
    max-width: 1200px;
    margin: -60px auto 0;
    padding: 0 1rem 4rem;
}

.card {
    background: var(--white);
    border-radius: 18px;
    padding: 1.75rem;
    box-shadow: 0 20px 45px rgba(0,0,0,0.1);
    margin-bottom: 1.5rem;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('https://upload.wikimedia.org/wikipedia/commons/b/b4/Traditional_thai_pattern.svg');
    opacity: 0.02;
    pointer-events: none;
}

.card h2 {
    margin-top: 0;
    font-weight: 600;
    color: var(--primary);
}

.grid {
    display: grid;
    gap: 1rem;
}

@media (min-width: 900px) {
    .grid.two-columns {
        grid-template-columns: repeat(2, 1fr);
    }
    .grid.three-columns {
        grid-template-columns: repeat(3, 1fr);
    }
}

.button {
    border: none;
    padding: 0.85rem 1.6rem;
    border-radius: 999px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.button.primary {
    background: var(--primary);
    color: var(--white);
}

.button.secondary {
    background: var(--secondary);
    color: var(--white);
}

.button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.button:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 14px rgba(0, 0, 0, 0.15);
}

.status-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.3rem 0.9rem;
    border-radius: 999px;
    font-size: 0.85rem;
}

.status-open {
    background: rgba(0, 184, 148, 0.15);
    color: var(--success);
}

.status-closed {
    background: rgba(244, 67, 54, 0.15);
    color: var(--danger);
}

.table-responsive {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

thead {
    background: var(--primary);
    color: var(--white);
}

td, th {
    padding: 0.75rem 0.9rem;
    border-bottom: 1px solid #e0e0e0;
    font-size: 0.95rem;
}

.auth-forms {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.auth-forms label {
    color: var(--accent);
    font-size: 0.9rem;
}

input[type="email"],
input[type="password"],
input[type="text"] {
    width: 100%;
    border: 1px solid #dedede;
    border-radius: 10px;
    padding: 0.75rem;
    font-size: 1rem;
}

.banner-alert {
    border-radius: 16px;
    padding: 1rem 1.4rem;
    color: var(--white);
    background: linear-gradient(120deg, #ba000d, #f44336);
    box-shadow: 0 10px 30px rgba(244,67,54,0.3);
    margin-bottom: 1rem;
}

.banner-alert.hidden {
    display: none;
}

.flag-panel {
    background: #111;
    color: #eee;
    padding: 1.5rem;
    border-radius: 16px;
    border: 1px dashed rgba(255,255,255,0.25);
    margin-top: 1rem;
    display: none;
}

.flag-panel.active {
    display: block;
}

.badge-role {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #a0a0a0;
    border: 1px solid #1c1c1c;
    border-radius: 999px;
    padding: 0.2rem 0.6rem;
}

.profile-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.site-footer {
    text-align: center;
    padding: 2rem 1rem 3rem;
    color: var(--accent);
    font-size: 0.9rem;
}

.notice {
    color: #757575;
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

#stations-body tr:hover {
    background: rgba(0, 0, 0, 0.02);
}