/* Portal — بوابة الاختيارات */

.portal-wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    background: var(--bg-0);
    position: relative;
    overflow: hidden;
}

.portal-wrapper::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 20% 20%, #1E3A8A30 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, #C9A22725 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

/* Header */
.portal-header {
    text-align: center;
    margin-bottom: 40px;
    position: relative;
    z-index: 1;
    animation: fadeInDown 0.6s var(--ease);
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

.portal-logo {
    width: 110px;
    height: 110px;
    margin: 0 auto 20px;
    border-radius: 50%;
    padding: 4px;
    background: var(--bg-1);
    border: 3px solid var(--accent);
    box-shadow: 0 0 40px var(--accent-glow);
    animation: logoPulse 3s infinite;
}

@keyframes logoPulse {
    0%, 100% { box-shadow: 0 0 40px var(--accent-glow); }
    50% { box-shadow: 0 0 60px rgba(201, 162, 39, 0.6); }
}

.portal-header h1 {
    font-size: clamp(20px, 4vw, 28px);
    font-weight: 800;
    color: var(--text-hi);
    margin-bottom: 8px;
}

.portal-header h1 .gold {
    color: var(--accent);
}

.portal-header h2 {
    font-size: clamp(16px, 3vw, 20px);
    font-weight: 600;
    color: var(--text-md);
    margin-bottom: 16px;
}

.portal-badge {
    display: inline-block;
    padding: 8px 22px;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
    color: var(--bg-0);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.5px;
    box-shadow: 0 6px 20px var(--accent-glow);
}

/* Welcome */
.portal-welcome {
    text-align: center;
    margin-bottom: 32px;
    position: relative;
    z-index: 1;
    animation: fadeIn 0.8s var(--ease);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.portal-welcome h3 {
    font-size: clamp(22px, 4vw, 32px);
    font-weight: 900;
    background: linear-gradient(135deg, var(--text-hi) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 10px;
}

.portal-welcome p {
    color: var(--text-md);
    font-size: 15px;
}

/* Choices */
.portal-choices {
    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 100%;
    max-width: 500px;
    position: relative;
    z-index: 1;
}

.portal-card {
    position: relative;
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 22px 24px;
    background: linear-gradient(155deg, var(--bg-1) 0%, var(--bg-2) 100%);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all 0.35s var(--ease);
    cursor: pointer;
    text-decoration: none;
    animation: cardSlide 0.6s var(--ease) both;
    overflow: hidden;
}

.portal-card:nth-child(1) { animation-delay: 0.1s; }
.portal-card:nth-child(2) { animation-delay: 0.2s; }
.portal-card:nth-child(3) { animation-delay: 0.3s; }

@keyframes cardSlide {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}

.portal-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-lg);
    padding: 1px;
    background: linear-gradient(135deg, var(--accent) 0%, transparent 40%, transparent 60%, var(--accent) 100%);
    -webkit-mask:
        linear-gradient(#000 0 0) content-box,
        linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
            mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.4s var(--ease);
    pointer-events: none;
}

.portal-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-hi);
    box-shadow: var(--shadow-lg), var(--glow);
}

.portal-card:hover::before {
    opacity: 1;
}

.portal-icon {
    flex-shrink: 0;
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    border-radius: 16px;
    background: var(--bg-0);
    border: 1px solid var(--border);
    box-shadow: inset 0 0 20px rgba(201, 162, 39, 0.1);
    transition: transform 0.3s var(--ease);
}

.portal-card:hover .portal-icon {
    transform: scale(1.1) rotate(-5deg);
}

.student-icon {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.15) 0%, rgba(30, 58, 138, 0.15) 100%);
    border-color: rgba(37, 99, 235, 0.35);
}

.teacher-icon {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.15) 0%, rgba(5, 150, 105, 0.15) 100%);
    border-color: rgba(16, 185, 129, 0.35);
}

.admin-icon {
    background: linear-gradient(135deg, rgba(201, 162, 39, 0.2) 0%, rgba(139, 111, 30, 0.2) 100%);
    border-color: var(--accent);
    box-shadow: inset 0 0 20px rgba(201, 162, 39, 0.15);
}

.portal-content {
    flex: 1;
    text-align: right;
}

.portal-content h4 {
    font-size: 18px;
    font-weight: 800;
    color: var(--text-hi);
    margin-bottom: 4px;
}

.portal-content p {
    font-size: 13px;
    color: var(--text-lo);
    line-height: 1.5;
}

.portal-arrow {
    flex-shrink: 0;
    font-size: 24px;
    color: var(--accent);
    opacity: 0.5;
    transition: all 0.3s var(--ease);
}

.portal-card:hover .portal-arrow {
    opacity: 1;
    transform: translateX(-6px);
}

/* Footer */
.portal-footer {
    text-align: center;
    margin-top: 40px;
    color: var(--text-lo);
    font-size: 13px;
    position: relative;
    z-index: 1;
}

.portal-footer p {
    margin-bottom: 8px;
}

.dev-credit-footer {
    font-size: 12px;
    opacity: 0.7;
}

.gold-author {
    color: var(--accent);
    font-weight: 700;
}

.portal-contacts {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 12px;
    flex-wrap: wrap;
}

.portal-contacts a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: rgba(201, 162, 39, 0.08);
    border: 1px solid var(--border-hi);
    border-radius: 10px;
    color: var(--text-md);
    font-size: 12px;
    font-weight: 600;
    transition: all 0.3s var(--ease);
}

.portal-contacts a:hover {
    background: rgba(201, 162, 39, 0.2);
    color: var(--accent);
    transform: translateY(-2px);
}

/* Responsive */
@media (max-width: 480px) {
    .portal-logo { width: 90px; height: 90px; }
    .portal-card { padding: 18px 20px; gap: 14px; }
    .portal-icon { width: 56px; height: 56px; font-size: 28px; }
    .portal-content h4 { font-size: 16px; }
    .portal-content p { font-size: 12px; }
}