/* =========================================================
   POP-UP PROMOSI & KEUNGGULAN AKADEMIK OTOMATIS (WELCOME PROMO)
   RenataSkripsi UKMC Edition
   ========================================================= */

.promo-modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 99998;
    background: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: none;
    align-items: center;
    justify-content: center;
    padding: 16px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.promo-modal-overlay.show {
    display: flex !important;
    opacity: 1 !important;
    pointer-events: auto !important;
}

.promo-modal-card {
    position: relative;
    width: 100%;
    max-width: min(680px, calc(100vw - 32px));
    background: #ffffff;
    border-radius: 24px;
    box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(124, 58, 237, 0.15);
    overflow: hidden;
    transform: scale(0.92) translateY(20px);
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    max-height: calc(100vh - 32px);
    max-height: calc(100dvh - 32px);
    display: flex;
    flex-direction: column;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

.promo-modal-overlay.show .promo-modal-card {
    transform: scale(1) translateY(0);
}

[data-theme="dark"] .promo-modal-card {
    background: #0f172a;
    border: 1.5px solid #334155;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(124, 58, 237, 0.3);
}

/* Header Banner dengan Desain Visual Mewah & Kredibel */
.promo-header-banner {
    background: linear-gradient(135deg, #0b0824 0%, #1e1b4b 55%, #4338ca 100%);
    color: #ffffff;
    padding: 28px 28px 24px;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
}

.promo-badge-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: 999px;
    background: rgba(251, 191, 36, 0.18);
    border: 1px solid rgba(251, 191, 36, 0.4);
    color: #fef08a;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.promo-title {
    font-family: 'Outfit', 'Sora', sans-serif;
    font-size: clamp(20px, 4vw, 24px);
    font-weight: 900;
    line-height: 1.25;
    margin: 0;
    letter-spacing: -0.02em;
    color: #ffffff;
}

.promo-subtitle {
    font-size: 13px;
    color: #cbd5e1;
    margin: 6px 0 0;
    line-height: 1.5;
    max-width: 520px;
}

/* Close Button */
.promo-close-btn {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.18);
    border: none;
    color: #ffffff;
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s ease, transform 0.15s ease;
    z-index: 10;
}

.promo-close-btn:hover {
    background: rgba(255, 255, 255, 0.28);
    transform: scale(1.05);
}

/* Body Modal Scrollable */
.promo-body {
    padding: 22px 28px;
    overflow-y: auto;
    flex: 1 1 auto;
    display: flex;
    flex-direction: column;
    gap: 18px;
    background: #ffffff;
}

[data-theme="dark"] .promo-body {
    background: #0f172a;
}

/* Grid 4 Keunggulan Utama */
.promo-features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

@media (max-width: 580px) {
    .promo-features-grid {
        grid-template-columns: 1fr;
    }
}

.promo-feat-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 14px;
    border-radius: 14px;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    transition: transform 0.18s ease, border-color 0.18s ease;
}

.promo-feat-item:hover {
    transform: translateY(-2px);
    border-color: #c4b5fd;
}

[data-theme="dark"] .promo-feat-item {
    background: #1e293b;
    border-color: #334155;
}

.promo-feat-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.promo-feat-text h4 {
    margin: 0;
    font-size: 13px;
    font-weight: 800;
    color: var(--c-fg, #0f172a);
    line-height: 1.3;
}

[data-theme="dark"] .promo-feat-text h4 {
    color: #f8fafc;
}

.promo-feat-text p {
    margin: 3px 0 0;
    font-size: 11.5px;
    color: var(--c-muted, #64748b);
    line-height: 1.45;
}

/* Highlight Box Penawaran Khusus Langganan */
.promo-offer-box {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.1) 0%, rgba(124, 58, 237, 0.08) 100%);
    border: 1.5px solid #fde68a;
    border-radius: 16px;
    padding: 16px 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    flex-wrap: wrap;
}

[data-theme="dark"] .promo-offer-box {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.18) 0%, rgba(30, 41, 59, 0.9) 100%);
    border-color: #d97706;
}

.promo-offer-text strong {
    display: block;
    font-size: 13.5px;
    font-weight: 800;
    color: #92400e;
}

[data-theme="dark"] .promo-offer-text strong {
    color: #fbbf24;
}

.promo-offer-text span {
    font-size: 12px;
    color: #78350f;
    line-height: 1.4;
}

[data-theme="dark"] .promo-offer-text span {
    color: #cbd5e1;
}

/* Footer Modal */
.promo-footer {
    padding: 16px 28px max(16px, env(safe-area-inset-bottom, 16px));
    background: #f8fafc;
    border-top: 1px solid #e2e8f0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-shrink: 0;
    flex-wrap: wrap;
}

[data-theme="dark"] .promo-footer {
    background: #1e293b;
    border-top-color: #334155;
}

.promo-btn-primary {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: #0f172a;
    font-weight: 800;
    padding: 11px 22px;
    border-radius: 12px;
    font-size: 13px;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
    display: inline-flex;
    align-items: center;
    gap: 7px;
    transition: transform 0.18s ease;
}

.promo-btn-primary:hover {
    transform: translateY(-1px);
}

.promo-btn-secondary {
    background: transparent;
    color: var(--c-muted, #64748b);
    font-weight: 700;
    padding: 11px 18px;
    border-radius: 12px;
    font-size: 13px;
    border: 1px solid #cbd5e1;
    cursor: pointer;
    transition: all 0.18s ease;
}

[data-theme="dark"] .promo-btn-secondary {
    border-color: #475569;
    color: #cbd5e1;
}

.promo-btn-secondary:hover {
    background: rgba(124, 58, 237, 0.08);
    color: #7c3aed;
    border-color: #7c3aed;
}

[data-theme="dark"] .promo-btn-secondary:hover {
    background: rgba(124, 58, 237, 0.22);
    color: #c4b5fd;
    border-color: #a78bfa;
}