:root {
    --primary: #1d4d2b;
    --primary-light: #2c6e40;
    --primary-dark: #0f2c18;
    --accent: #d89b28;
    --accent-light: #f7b731;
    --accent-dark: #b57a14;
    --bg-main: #0b1a11;
    --bg-card: rgba(18, 43, 27, 0.85);
    --bg-card-border: rgba(216, 155, 40, 0.35);
    --text-main: #f3f7f4;
    --text-muted: #a6c0b0;
    --text-gold: #f2cb73;
    --danger: #e74c3c;
    --success: #27ae60;
    --warning: #f39c12;
    --font-heading: 'Cinzel', 'Outfit', serif;
    --font-body: 'Inter', system-ui, -apple-system, sans-serif;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 22px;
    --shadow-glow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 0 20px rgba(216, 155, 40, 0.2);
}

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

body {
    background-color: var(--bg-main);
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(44, 110, 64, 0.35) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(216, 155, 40, 0.2) 0%, transparent 45%),
        linear-gradient(180deg, rgba(11, 26, 17, 0.95) 0%, rgba(5, 15, 9, 0.98) 100%);
    background-attachment: fixed;
    color: var(--text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    min-height: 100vh;
    padding-bottom: 60px;
}

/* Header Banner */
.camp-header {
    text-align: center;
    padding: 35px 20px 20px;
    background: linear-gradient(180deg, rgba(15, 44, 24, 0.9) 0%, transparent 100%);
    border-bottom: 1px solid rgba(216, 155, 40, 0.2);
    position: relative;
}

.logo-badge {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: rgba(0, 0, 0, 0.3);
    padding: 8px 20px;
    border-radius: 50px;
    border: 1px solid var(--bg-card-border);
    margin-bottom: 14px;
}

.logo-badge span {
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--text-gold);
}

.main-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3.2rem);
    font-weight: 800;
    letter-spacing: 2px;
    background: linear-gradient(135deg, #fff 20%, var(--accent-light) 60%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
    margin-bottom: 5px;
}

.subtitle {
    font-size: clamp(0.95rem, 2.5vw, 1.25rem);
    color: var(--text-muted);
    font-style: italic;
    letter-spacing: 0.5px;
    margin-bottom: 15px;
}

.container {
    max-width: 950px;
    margin: 0 auto;
    padding: 20px;
}

/* Zone Overview Grid */
.zone-overview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 16px;
    margin-bottom: 30px;
}

.zone-chip {
    background: var(--bg-card);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--radius-md);
    padding: 16px;
    backdrop-filter: blur(10px);
    transition: transform 0.25s ease, border-color 0.25s ease;
    box-shadow: 0 6px 18px rgba(0,0,0,0.3);
}

.zone-chip:hover {
    transform: translateY(-3px);
    border-color: var(--accent);
}

.zone-chip-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.zone-chip-title {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    color: var(--text-gold);
    font-weight: 700;
}

.zone-chip-badge {
    font-size: 0.75rem;
    padding: 3px 10px;
    border-radius: 20px;
    background: rgba(39, 174, 96, 0.2);
    color: #4cd137;
    border: 1px solid rgba(76, 209, 55, 0.4);
    font-weight: 600;
}

.zone-chip-detail {
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 6px;
}

/* Main Form Card */
.reg-card {
    background: var(--bg-card);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--radius-lg);
    padding: clamp(20px, 4vw, 36px);
    backdrop-filter: blur(15px);
    box-shadow: var(--shadow-glow);
    position: relative;
    overflow: hidden;
}

.reg-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-light), var(--accent), var(--primary-light));
}

.card-title {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    color: #fff;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 25px;
}

/* Form Groups */
.form-section {
    margin-bottom: 24px;
}

.form-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-gold);
    margin-bottom: 8px;
    letter-spacing: 0.5px;
}

.form-control {
    width: 100%;
    background: rgba(10, 24, 15, 0.7);
    border: 1px solid rgba(216, 155, 40, 0.3);
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    font-size: 1rem;
    color: #fff;
    font-family: inherit;
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
}

.form-control:focus {
    border-color: var(--accent);
    box-shadow: 0 0 10px rgba(216, 155, 40, 0.3);
}

select.form-control option {
    background: #0d2114;
    color: #fff;
    padding: 8px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
}

/* Auto-Assigned Zone Banner */
.zone-alert-card {
    display: none;
    background: linear-gradient(135deg, rgba(29, 77, 43, 0.9) 0%, rgba(15, 44, 24, 0.95) 100%);
    border: 1px solid var(--accent);
    border-radius: var(--radius-md);
    padding: 18px 22px;
    margin: 20px 0;
    box-shadow: 0 8px 20px rgba(0,0,0,0.4);
    animation: fadeInSlide 0.4s ease-out forwards;
}

@keyframes fadeInSlide {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.zone-alert-badge {
    display: inline-block;
    background: var(--accent);
    color: #0b1a11;
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: 20px;
    margin-bottom: 8px;
    letter-spacing: 1px;
}

.zone-alert-name {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    color: #fff;
    font-weight: 700;
    margin-bottom: 6px;
}

.zone-alert-meta {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* Gender Toggle Buttons */
.gender-selector {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.gender-btn {
    background: rgba(10, 24, 15, 0.7);
    border: 1px solid rgba(216, 155, 40, 0.3);
    border-radius: var(--radius-sm);
    padding: 14px;
    color: var(--text-main);
    font-size: 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    cursor: pointer;
    transition: all 0.2s;
}

.gender-btn:hover {
    border-color: var(--accent-light);
    background: rgba(29, 77, 43, 0.4);
}

.gender-btn.active {
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    border-color: var(--accent);
    box-shadow: 0 0 12px rgba(216, 155, 40, 0.35);
    color: #fff;
}

/* T-shirt size options */
.tshirt-selector {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tshirt-btn {
    flex: 1;
    min-width: 55px;
    background: rgba(10, 24, 15, 0.7);
    border: 1px solid rgba(216, 155, 40, 0.3);
    border-radius: var(--radius-sm);
    padding: 10px 6px;
    color: var(--text-main);
    font-weight: 700;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
}

.tshirt-btn:hover {
    border-color: var(--accent-light);
}

.tshirt-btn.active {
    background: var(--accent);
    color: #0b1a11;
    border-color: var(--accent-light);
    font-weight: 800;
}

/* Submit Button */
.btn-submit {
    width: 100%;
    background: linear-gradient(135deg, var(--accent) 0%, #e5a93b 50%, var(--accent-dark) 100%);
    color: #0d2114;
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 800;
    letter-spacing: 1.5px;
    padding: 16px 24px;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    box-shadow: 0 6px 20px rgba(216, 155, 40, 0.4);
    transition: all 0.25s ease;
    margin-top: 15px;
    text-transform: uppercase;
}

.btn-submit:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(216, 155, 40, 0.6);
}

.btn-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Modal Popup */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-card {
    background: #0d2114;
    border: 2px solid var(--accent);
    border-radius: var(--radius-lg);
    max-width: 550px;
    width: 100%;
    padding: 30px;
    box-shadow: 0 15px 40px rgba(0,0,0,0.8), 0 0 25px rgba(216, 155, 40, 0.3);
    text-align: center;
    position: relative;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-icon {
    font-size: 3.5rem;
    color: var(--accent);
    margin-bottom: 10px;
}

.modal-title {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    color: #fff;
    margin-bottom: 6px;
}

.seat-box {
    background: rgba(29, 77, 43, 0.6);
    border: 1px dashed var(--accent);
    border-radius: var(--radius-md);
    padding: 16px;
    margin: 18px 0;
}

.seat-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    color: var(--text-gold);
    letter-spacing: 1px;
}

.seat-code {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    color: #fff;
    letter-spacing: 2px;
}

.modal-detail-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 0.9rem;
}

.modal-detail-row span:first-child {
    color: var(--text-muted);
}

.modal-detail-row span:last-child {
    font-weight: 600;
    color: #fff;
}

.payment-notice {
    background: rgba(216, 155, 40, 0.15);
    border-left: 4px solid var(--accent);
    padding: 12px 16px;
    text-align: left;
    font-size: 0.85rem;
    color: #f7e6be;
    margin: 18px 0;
    border-radius: 4px;
}

.modal-actions {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.btn-secondary {
    flex: 1;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-sm);
    padding: 12px;
    font-weight: 600;
    cursor: pointer;
}

.btn-whatsapp {
    flex: 2;
    background: #25D366;
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    padding: 12px;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

/* Admin Link */
.footer-admin {
    text-align: center;
    margin-top: 30px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-admin a {
    color: var(--text-gold);
    text-decoration: none;
    font-weight: 600;
}

.footer-admin a:hover {
    text-decoration: underline;
}