:root {
    --primary: #008a9a;
    --primary-dark: #006d7a;
    --hero-bg: linear-gradient(135deg, #006d7a 0%, #008a9a 50%, #00a3b5 100%);
    --text-dark: #1a2b3c;
    --border: #dee2e6;
    --bg-light: #f8f9fa;
    --error: #dc3545;
    --success: #198754;
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Tajawal', sans-serif;
    background-color: #eef4f6;
    color: var(--text-dark);
    line-height: 1.7;
}

.page-brand {
    padding: 1.35rem 0 1rem;
}

.logo-img {
    max-height: 90px;
    width: auto;
}

.logo-emblem {
    display: block;
    max-height: 120px;
    margin: 0 auto 0.65rem;
    object-fit: contain;
}

.brand-org {
    font-weight: 800;
    font-size: 1.15rem;
    color: var(--primary-dark);
    margin: 0;
}

.brand-sub {
    color: var(--primary);
    font-size: 1.05rem;
    font-weight: 700;
}

.registration-hero {
    background: var(--hero-bg);
    color: #fff;
    padding: 2.25rem 0 2.5rem;
}

.hero-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.16);
    border: 1px solid rgba(255, 255, 255, 0.28);
    color: #fff;
    font-size: 0.9rem;
    font-weight: 600;
    padding: 0.35rem 0.9rem;
    border-radius: 999px;
    margin-bottom: 0.85rem;
}

.registration-hero h1 {
    font-size: clamp(1.2rem, 3.6vw, 1.75rem);
    font-weight: 800;
    line-height: 1.55;
    margin-bottom: 0.85rem;
}

.registration-hero .lead {
    font-size: 1rem;
    opacity: 0.95;
}

.section {
    padding: 2rem 0 3rem;
}

.registration-container {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 105, 122, 0.12);
    padding: 2rem 1.5rem;
}

.form-section {
    margin-bottom: 1.75rem;
}

.form-section + .form-section {
    padding-top: 1.5rem;
    border-top: 2px solid var(--bg-light);
}

.form-header {
    margin-bottom: 1.35rem;
    padding-bottom: 0.85rem;
    border-bottom: 2px solid var(--bg-light);
}

.form-header h2 {
    color: var(--primary);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.2rem;
}

.form-header p {
    color: #6c757d;
    margin: 0;
    font-size: 0.95rem;
}

.form-label {
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.q-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.45rem;
    height: 1.45rem;
    padding: 0 0.3rem;
    margin-left: 0.35rem;
    border-radius: 6px;
    background: rgba(0, 138, 154, 0.12);
    color: var(--primary-dark);
    font-size: 0.8rem;
    font-weight: 800;
    vertical-align: middle;
}

.req {
    color: var(--error);
}

.form-hint {
    font-size: 0.8rem;
    color: #7a8a9a;
    margin-top: 0.25rem;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 0.2rem rgba(0, 138, 154, 0.2);
}

.choice-fieldset {
    border: none;
    margin: 0;
    padding: 0;
}

.choice-fieldset legend {
    float: none;
    width: 100%;
}

.choice-stack {
    display: grid;
    gap: 0.5rem;
}

.choice-stack.choice-inline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.choice-option {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    padding: 0.7rem 0.9rem;
    border: 1px solid var(--border);
    border-radius: 10px;
    cursor: pointer;
    font-weight: 500;
    margin: 0;
    background: #fff;
    transition: border-color 0.15s, background 0.15s;
}

.choice-option:hover {
    background: rgba(0, 138, 154, 0.06);
    border-color: var(--primary);
}

.choice-option:has(input:checked) {
    background: rgba(0, 138, 154, 0.1);
    border-color: var(--primary);
}

.choice-option input {
    margin-top: 0.2rem;
    flex-shrink: 0;
}

.choice-fieldset.is-invalid .choice-option {
    border-color: var(--error);
}

.conditional-block {
    background: var(--bg-light);
    border-radius: 10px;
    padding: 1rem 1.15rem;
    margin-top: 0.75rem;
    border: 1px solid var(--border);
}

.phone-input-group {
    display: flex;
    flex-direction: row;
    direction: ltr;
    align-items: stretch;
}

.phone-input-group .phone-country-select {
    flex-shrink: 0;
    width: auto;
    min-width: 10.5rem;
    max-width: 16rem;
    direction: ltr;
    text-align: left;
    padding: 0.375rem 2.75rem 0.375rem 0.5rem !important;
    font-size: 0.875rem;
    border-radius: 0.375rem 0 0 0.375rem;
    border-inline-end: 0;
}

.phone-input-group .form-control {
    flex: 1;
    border-radius: 0 0.375rem 0.375rem 0;
}

.whatsapp-input-group .form-control {
    width: 10.25rem;
}

.word-counter {
    color: #6c757d;
    font-weight: 600;
    white-space: nowrap;
}

.word-counter.is-over {
    color: var(--error);
}

.notice-box {
    display: flex;
    gap: 0.85rem;
    align-items: flex-start;
    background: #fff8e6;
    border: 1px solid #f0d48a;
    border-right: 4px solid #e0a800;
    border-radius: 12px;
    padding: 1rem 1.15rem;
    color: #5c4a12;
    line-height: 1.8;
}

.notice-box i {
    color: #c79200;
    font-size: 1.25rem;
    margin-top: 0.15rem;
}

.notice-box strong {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 1.05rem;
}

.notice-list {
    margin: 0;
    padding-right: 1.15rem;
}

.notice-list li {
    margin-bottom: 0.45rem;
}

.notice-list li:last-child {
    margin-bottom: 0;
}

.btn-custom {
    background: var(--primary);
    border: none;
    color: #fff;
    padding: 0.7rem 2rem;
    border-radius: 10px;
    font-weight: 700;
    transition: background 0.2s;
}

.btn-custom:hover,
.btn-custom:focus {
    background: var(--primary-dark);
    color: #fff;
}

.btn-custom:disabled {
    opacity: 0.7;
}

.invalid-feedback:empty {
    display: none !important;
}

@media (max-width: 576px) {
    .logo-emblem {
        max-height: 96px;
    }

    .registration-container {
        padding: 1.25rem 1rem;
    }

    .choice-stack.choice-inline {
        grid-template-columns: 1fr;
    }

    .phone-input-group .phone-country-select {
        min-width: 8.5rem;
        max-width: 42%;
    }
}