/* ========== DETAIL PAGE BASE ========== */
.detail-page-body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

.detail-page-body::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
        radial-gradient(circle at 15% 15%, rgba(0, 212, 255, 0.08), transparent 45%),
        radial-gradient(circle at 85% 25%, rgba(255, 0, 110, 0.08), transparent 40%),
        radial-gradient(circle at 50% 100%, rgba(160, 32, 240, 0.08), transparent 45%);
    z-index: -2;
}

.detail-page-shell {
    max-width: 1200px;
    margin: 0 auto;
    padding: 110px 20px 80px;
}

.detail-back {
    position: fixed;
    top: 92px;
    left: 24px;
    z-index: 40;
    text-decoration: none;
    color: var(--primary);
    border: 1px solid rgba(0, 212, 255, 0.35);
    background: rgba(8, 14, 38, 0.9);
    border-radius: 999px;
    padding: 10px 16px;
    letter-spacing: 0.8px;
    font-size: 12px;
    font-weight: 700;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    backdrop-filter: blur(10px);
}

.detail-back:hover {
    border-color: rgba(0, 212, 255, 0.8);
    box-shadow: 0 0 24px rgba(0, 212, 255, 0.35);
    transform: translateY(-2px);
}

.detail-hero {
    position: relative;
    border: 1px solid rgba(0, 212, 255, 0.24);
    border-radius: 28px;
    padding: 36px;
    background: linear-gradient(150deg, rgba(8, 14, 38, 0.9), rgba(12, 20, 52, 0.85));
    box-shadow: 0 0 60px rgba(0, 212, 255, 0.12), inset 0 0 40px rgba(0, 212, 255, 0.05);
    overflow: hidden;
    margin-bottom: 30px;
    animation: detailFadeUp 0.8s ease;
}

.detail-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, rgba(0, 212, 255, 0.18), transparent 40%, rgba(255, 0, 110, 0.14));
    opacity: 0.55;
    pointer-events: none;
}

.detail-hero > * {
    position: relative;
    z-index: 2;
}

.detail-kicker {
    font-size: 12px;
    letter-spacing: 2.2px;
    color: var(--primary);
    margin-bottom: 14px;
    text-transform: uppercase;
    font-weight: 700;
}

.detail-title {
    font-size: clamp(32px, 5vw, 52px);
    line-height: 1.14;
    font-weight: 900;
    margin-bottom: 14px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.detail-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 18px;
    max-width: 900px;
}

.detail-status-row {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.detail-pill {
    border-radius: 999px;
    padding: 7px 12px;
    font-size: 11px;
    letter-spacing: 1px;
    text-transform: uppercase;
    font-weight: 700;
    border: 1px solid rgba(0, 212, 255, 0.4);
    color: var(--primary);
    background: rgba(0, 212, 255, 0.1);
}

.detail-pill.success {
    color: #00ffb0;
    border-color: rgba(0, 255, 176, 0.45);
    background: rgba(0, 255, 176, 0.14);
}

.detail-pill.warning {
    color: #ffd166;
    border-color: rgba(255, 209, 102, 0.5);
    background: rgba(255, 209, 102, 0.14);
}

.detail-pill.pink {
    color: #ffb5df;
    border-color: rgba(255, 181, 223, 0.55);
    background: rgba(255, 0, 110, 0.18);
}

.detail-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
    margin-bottom: 24px;
}

.detail-card {
    background: linear-gradient(145deg, rgba(7, 13, 34, 0.92), rgba(5, 10, 27, 0.95));
    border: 1px solid rgba(45, 53, 97, 0.9);
    border-radius: 18px;
    padding: 22px;
    box-shadow: inset 0 0 24px rgba(0, 212, 255, 0.03);
    transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
    animation: detailFadeUp 0.85s ease;
}

.detail-card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 212, 255, 0.56);
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.15);
}

.detail-card h2 {
    font-size: 20px;
    margin-bottom: 12px;
    color: var(--primary);
}

.detail-card p {
    color: var(--text-secondary);
    line-height: 1.75;
    font-size: 14px;
}

.detail-list {
    list-style: none;
    display: grid;
    gap: 10px;
}

.detail-list li {
    color: var(--text-secondary);
    position: relative;
    padding-left: 20px;
    line-height: 1.6;
    font-size: 14px;
}

.detail-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary);
    box-shadow: 0 0 10px rgba(0, 212, 255, 0.6);
}

.info-tiles {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin-top: 14px;
}

.info-tile {
    border: 1px solid rgba(0, 212, 255, 0.25);
    background: rgba(0, 212, 255, 0.08);
    border-radius: 12px;
    padding: 12px;
}

.info-tile .tile-label {
    font-size: 10px;
    text-transform: uppercase;
    color: rgba(182, 198, 240, 0.92);
    margin-bottom: 6px;
    letter-spacing: 1px;
}

.info-tile .tile-value {
    font-size: 13px;
    color: var(--text-primary);
    line-height: 1.4;
}

.certificate-preview {
    border: 1px dashed rgba(0, 212, 255, 0.45);
    background: linear-gradient(140deg, rgba(0, 212, 255, 0.08), rgba(255, 0, 110, 0.08));
    border-radius: 16px;
    padding: 20px;
    text-align: center;
}

.certificate-preview .preview-title {
    font-size: 14px;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: 10px;
}

.certificate-preview p {
    margin: 0;
    color: var(--text-secondary);
}

.detail-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 20px;
}

.detail-actions .btn {
    min-width: 220px;
    justify-content: center;
}

.detail-actions .btn:disabled {
    opacity: 0.65;
    cursor: not-allowed;
    filter: saturate(0.85);
}

.detail-footer-note {
    margin-top: 18px;
    color: rgba(184, 197, 232, 0.9);
    font-size: 12px;
    letter-spacing: 0.6px;
}

@keyframes detailFadeUp {
    from {
        opacity: 0;
        transform: translateY(25px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 960px) {
    .detail-grid {
        grid-template-columns: 1fr;
    }

    .info-tiles {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .detail-back {
        position: static;
        display: inline-flex;
        margin: 14px 0 0 20px;
    }

    .detail-page-shell {
        padding: 30px 20px 60px;
    }

    .detail-hero {
        padding: 24px 20px;
    }
}

@media (max-width: 540px) {
    .info-tiles {
        grid-template-columns: 1fr;
    }

    .detail-actions .btn {
        width: 100%;
        min-width: 0;
    }
}