:root {
    --primary: #1a5f7a;
    --secondary: #159895;
    --accent: #00d7ff;
    --background: #0f172a;
    --card-bg: #1e293b;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --success: #22c55e;
    --warning: #f59e0b;
    --danger: #ef4444;
    --glass: rgba(255, 255, 255, 0.05);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', 'Prompt', sans-serif;
}

body {
    background-color: var(--background);
    color: var(--text-primary);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--glass);
    margin-bottom: 3rem;
}

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    background: linear-gradient(to right, var(--accent), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Map Section */
.map-wrapper {
    position: relative;
    width: 100%;
    max-width: 1000px;
    margin: 0 auto 3rem auto;
    background: white;
    border-radius: 10px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--glass);
    overflow: hidden;
}

.map-wrapper img {
    width: 100%;
    height: auto;
    display: block;
}

.map-svg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none; /* Let clicks pass through where there is no polygon */
}

.plot {
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    fill: rgba(255, 0, 0, 0.1); /* ไฮไลต์สีแดงอ่อนๆ ตลอดเวลา เพื่อให้รู้ว่าเป้าหมายอยู่ไหน! */
    stroke: red; /* ขอบสีแดงสด ให้มองเห็นได้ชัดเจน */
    stroke-width: 3;
    pointer-events: auto;
}

.plot.interactive-plot:hover {
    fill: rgba(0, 215, 255, 0.3);
    stroke: #00d7ff;
    stroke-width: 4;
    filter: drop-shadow(6px 6px 8px rgba(0,0,0,0.8));
    transform: translate(-4px, -4px);
}

.plot.reserved {
    fill: var(--warning);
    stroke: var(--warning);
}

.plot.sold {
    fill: var(--danger);
    stroke: #b91c1c;
}

/* Lot Details Modal-like Card */
.details-card {
    background: var(--glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass);
    border-radius: 15px;
    padding: 1.5rem;
}

.btn {
    padding: 0.8rem 1.5rem;
    border-radius: 10px;
    border: none;
    font-weight: 600;
    cursor: pointer;
    transition: 0.3s;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
}

.btn-primary:hover {
    box-shadow: 0 0 20px rgba(0, 215, 255, 0.4);
    transform: translateY(-2px);
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate {
    animation: fadeIn 0.8s ease forwards;
}