.opportunity-hero {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: white;
        padding: 1.5rem 0 1rem;
        position: relative;
        overflow: hidden;
    }

    .opportunity-hero::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="40" height="40" patternUnits="userSpaceOnUse"><path d="M 40 0 L 0 0 0 40" fill="none" stroke="white" stroke-width="0.5" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
        opacity: 0.3;
    }

    .hero-content {
        position: relative;
        z-index: 1;
    }

    .hero-badges {
        display: flex;
        flex-wrap: wrap;
        gap: 0.5rem;
        margin-bottom: 0.75rem;
    }

    .hero-badge {
        background: rgba(255, 255, 255, 0.2);
        backdrop-filter: blur(10px);
        border: 1px solid rgba(255, 255, 255, 0.3);
        padding: 4px 12px;
        border-radius: 50px;
        display: inline-flex;
        align-items: center;
        gap: 0.3rem;
        font-size: 0.75rem;
        font-weight: 500;
    }

    .hero-badge.urgent {
        background: rgba(255, 107, 107, 0.9);
        border-color: rgba(255, 255, 255, 0.5);
        animation: pulse 2s infinite;
    }

    @keyframes pulse {
        0%, 100% { opacity: 1; }
        50% { opacity: 0.8; }
    }

    .hero-title {
        font-size: 2.25rem;
        font-weight: 700;
        margin-bottom: 0.5rem;
        line-height: 1.2;
    }

    .hero-meta {
        display: flex;
        flex-wrap: wrap;
        gap: 1.25rem;
        margin: 0.75rem 0;
        font-size: 0.9rem;
    }

    .meta-item {
        display: flex;
        align-items: center;
        gap: 0.4rem;
    }

    .meta-item i {
        font-size: 1rem;
        color: #ffd700;
    }

    /* NGO Card */
    .ngo-info-card {
        background: rgba(255, 255, 255, 0.15);
        backdrop-filter: blur(10px);
        border: 1px solid rgba(255, 255, 255, 0.2);
        border-radius: 12px;
        padding: 0.75rem;
        display: flex;
        align-items: center;
        gap: 0.75rem;
        margin-top: 0.75rem;
    }

    .ngo-logo {
        width: 50px;
        height: 50px;
        border-radius: 10px;
        object-fit: cover;
        border: 2px solid rgba(255, 255, 255, 0.3);
    }

    .ngo-logo-placeholder {
        width: 50px;
        height: 50px;
        border-radius: 10px;
        background: rgba(255, 255, 255, 0.2);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.25rem;
    }

    .verified-badge {
        display: inline-flex;
        align-items: center;
        gap: 0.3rem;
        background: linear-gradient(135deg, #FFD700, #FFA500);
        color: #000;
        font-size: 0.8rem;
        font-weight: 600;
        padding: 4px 10px;
        border-radius: 12px;
    }

    /* Stats Cards */
    .stats-container {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
        gap: 0.5rem;
        margin-top: 0.75rem;
    }

    .stat-card {
        background: rgba(255, 255, 255, 0.15);
        backdrop-filter: blur(10px);
        border: 1px solid rgba(255, 255, 255, 0.2);
        border-radius: 10px;
        padding: 0.75rem 0.5rem;
        text-align: center;
    }

    .stat-icon {
        font-size: 1.25rem;
        margin-bottom: 0.25rem;
        color: #ffd700;
    }

    .stat-number {
        font-size: 1.25rem;
        font-weight: 700;
        display: block;
        margin-bottom: 0.15rem;
    }

    .stat-label {
        font-size: 0.7rem;
        opacity: 0.9;
    }

    /* Action Buttons */
    .apply-btn {
        background: linear-gradient(135deg, #ffd700 0%, #ffed4a 100%);
        color: #333;
        font-weight: 600;
        padding: 0.65rem 1.5rem;
        border-radius: 50px;
        border: none;
        font-size: 0.95rem;
        display: inline-flex;
        align-items: center;
        gap: 0.4rem;
        transition: all 0.3s ease;
        text-decoration: none;
        box-shadow: 0 3px 10px rgba(255, 215, 0, 0.3);
    }

    .apply-btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 6px 25px rgba(255, 215, 0, 0.5);
        color: #333;
    }

    .apply-btn.disabled {
        background: #ccc;
        cursor: not-allowed;
        box-shadow: none;
    }

    .share-btn {
        background: rgba(255, 255, 255, 0.2);
        backdrop-filter: blur(10px);
        border: 1px solid rgba(255, 255, 255, 0.3);
        color: white;
        padding: 0.65rem 1.25rem;
        border-radius: 50px;
        font-weight: 500;
        font-size: 0.95rem;
        display: inline-flex;
        align-items: center;
        gap: 0.4rem;
        transition: all 0.3s ease;
        text-decoration: none;
    }

    .share-btn:hover {
        background: rgba(255, 255, 255, 0.3);
        color: white;
    }

    /* Main Content */
    .main-content {
        margin-top: 1rem;
        position: relative;
        z-index: 2;
        padding-bottom: 2rem;
    }

    .content-card {
        background: white;
        border-radius: 12px;
        box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
        padding: 1.25rem;
        margin-bottom: 1rem;
    }

    .section-title {
        font-size: 1.15rem;
        font-weight: 700;
        color: #333;
        margin-bottom: 0.75rem;
        display: flex;
        align-items: center;
        gap: 0.5rem;
    }

    .section-title i {
        color: #667eea;
        font-size: 1.15rem;
    }

    .description-text {
        font-size: 0.95rem;
        line-height: 1.6;
        color: #555;
        white-space: pre-line;
    }

    /* Requirements & Responsibilities */
    .requirements-list, .responsibilities-list {
        list-style: none;
        padding: 0;
        margin: 0;
    }

    .requirements-list li, .responsibilities-list li {
        padding: 0.6rem;
        margin-bottom: 0.5rem;
        background: #f8f9fa;
        border-left: 3px solid #667eea;
        border-radius: 6px;
        display: flex;
        align-items: start;
        gap: 0.6rem;
        font-size: 0.9rem;
        color: #555;
        transition: all 0.2s ease;
    }

    .requirements-list li:hover, .responsibilities-list li:hover {
        background: #e8ecff;
        transform: translateX(5px);
    }

    .requirements-list i, .responsibilities-list i {
        color: #667eea;
        margin-top: 0.1rem;
        font-size: 1rem;
        flex-shrink: 0;
    }

    /* Info Grid */
    .info-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: 0.75rem;
        margin: 1rem 0;
    }

    .info-item {
        background: linear-gradient(135deg, #f8f9fa 0%, #e8ecff 100%);
        border-radius: 10px;
        padding: 0.75rem;
        border-left: 3px solid #667eea;
        transition: all 0.3s ease;
    }

    .info-item:hover {
        transform: translateY(-3px);
        box-shadow: 0 5px 20px rgba(102, 126, 234, 0.2);
    }

    .info-label {
        font-size: 0.75rem;
        color: #666;
        margin-bottom: 0.35rem;
        display: flex;
        align-items: center;
        gap: 0.35rem;
        font-weight: 500;
    }

    .info-value {
        font-size: 0.95rem;
        font-weight: 600;
        color: #333;
    }

    /* Skills Tags */
    .skills-tags {
        display: flex;
        flex-wrap: wrap;
        gap: 0.5rem;
        margin-top: 0.5rem;
    }

    .skill-tag {
        background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
        color: #667eea;
        padding: 0.4rem 0.85rem;
        border-radius: 20px;
        font-size: 0.8rem;
        font-weight: 600;
        border: 1.5px solid rgba(102, 126, 234, 0.2);
        transition: all 0.3s ease;
    }

    .skill-tag:hover {
        background: linear-gradient(135deg, #667eea, #764ba2);
        color: white;
        border-color: #667eea;
        transform: scale(1.05);
    }

    /* Urgency Banner */
    .urgency-banner {
        background: linear-gradient(135deg, #ff6b6b, #ee5a6f);
        color: white;
        padding: 0.75rem;
        border-radius: 10px;
        margin-bottom: 1rem;
        display: flex;
        align-items: center;
        gap: 0.75rem;
        animation: slideDown 0.5s ease;
        font-size: 0.9rem;
    }

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

    .urgency-banner i {
        font-size: 1.25rem;
    }

    /* Application Status */
    .application-status {
        background: linear-gradient(135deg, #51cf66, #37b24d);
        color: white;
        padding: 0.75rem;
        border-radius: 10px;
        margin-bottom: 1rem;
        display: flex;
        align-items: center;
        gap: 0.75rem;
        font-size: 0.9rem;
    }

    .application-status i {
        font-size: 1.25rem;
    }

    /* Sidebar */
    .sidebar-sticky {
        position: sticky;
        top: 80px;
    }

    .apply-card {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: white;
        border-radius: 12px;
        padding: 1.25rem;
        text-align: center;
        box-shadow: 0 5px 20px rgba(102, 126, 234, 0.3);
    }

    .apply-card-title {
        font-size: 1.1rem;
        font-weight: 700;
        margin-bottom: 0.75rem;
    }

    .apply-card-spots {
        background: rgba(255, 255, 255, 0.2);
        padding: 0.75rem;
        border-radius: 8px;
        margin-bottom: 1rem;
    }

    .spots-remaining {
        font-size: 1.75rem;
        font-weight: 700;
        display: block;
    }

    .apply-card .apply-btn {
        width: 100%;
        justify-content: center;
    }

    .apply-card .share-btn {
        width: 100%;
        justify-content: center;
        margin-top: 1rem;
    }

    /* Deadline Countdown */
    .deadline-card {
        background: white;
        border-radius: 12px;
        padding: 1rem;
        margin-top: 1rem;
        box-shadow: 0 3px 15px rgba(0, 0, 0, 0.1);
    }

    /* NGO Sidebar Card */
    .ngo-sidebar-card {
        background: white;
        border-radius: 12px;
        padding: 1rem;
        box-shadow: 0 3px 15px rgba(0, 0, 0, 0.1);
        transition: all 0.3s ease;
        border: 1px solid transparent;
    }

    .ngo-sidebar-card:hover {
        transform: translateY(-2px);
        box-shadow: 0 5px 20px rgba(102, 126, 234, 0.2);
        border-color: #667eea;
    }

    .apply-card {
        margin-top: 1rem;
    }

    .countdown-title {
        font-size: 0.9rem;
        color: #333;
        font-weight: 600;
        margin-bottom: 0.75rem;
        text-align: center;
    }

    .countdown-timer {
        display: flex;
        justify-content: space-around;
        gap: 0.5rem;
    }

    .time-block {
        background: linear-gradient(135deg, #667eea, #764ba2);
        color: white;
        border-radius: 8px;
        padding: 0.65rem 0.35rem;
        flex: 1;
        text-align: center;
    }

    .time-number {
        font-size: 1.25rem;
        font-weight: 700;
        display: block;
        line-height: 1;
    }

    .time-label {
        font-size: 0.65rem;
        opacity: 0.9;
        margin-top: 0.35rem;
        display: block;
    }

    /* Reviews Section */
    .reviews-section {
        margin-top: 1rem;
    }

    .review-card {
        background: #f8f9fa;
        border-radius: 8px;
        padding: 0.85rem;
        margin-bottom: 0.75rem;
        border-left: 3px solid #ffd700;
    }

    .review-header {
        display: flex;
        justify-content: space-between;
        align-items: start;
        margin-bottom: 0.5rem;
    }

    .reviewer-info {
        display: flex;
        align-items: center;
        gap: 0.6rem;
    }

    .reviewer-avatar {
        width: 35px;
        height: 35px;
        border-radius: 50%;
        background: linear-gradient(135deg, #667eea, #764ba2);
        color: white;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 600;
        font-size: 0.9rem;
    }

    .star-rating {
        color: #ffd700;
        font-size: 0.8rem;
    }

    .review-text {
        color: #555;
        line-height: 1.5;
        font-size: 0.85rem;
    }

    .review-date {
        font-size: 0.75rem;
        color: #999;
        margin-top: 0.4rem;
    }

    .avg-rating {
        display: inline-flex;
        align-items: center;
        gap: 0.4rem;
        background: linear-gradient(135deg, #ffd700, #ffed4a);
        color: #333;
        padding: 0.4rem 0.85rem;
        border-radius: 20px;
        font-weight: 600;
        font-size: 0.85rem;
        margin-bottom: 0.75rem;
    }

    /* Similar Opportunities */
    .similar-opportunities {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 0.85rem;
        margin-top: 1rem;
    }

    .opportunity-card {
        background: white;
        border: 1px solid #e0e0e0;
        border-radius: 10px;
        padding: 1rem;
        transition: all 0.3s ease;
        text-decoration: none;
        color: inherit;
        display: block;
    }

    .opportunity-card:hover {
        transform: translateY(-3px);
        box-shadow: 0 5px 20px rgba(102, 126, 234, 0.2);
        border-color: #667eea;
    }

    .opportunity-card-title {
        font-size: 1rem;
        font-weight: 600;
        color: #333;
        margin-bottom: 0.5rem;
    }

    .opportunity-card-meta {
        display: flex;
        flex-wrap: wrap;
        gap: 0.75rem;
        font-size: 0.75rem;
        color: #666;
        margin-top: 0.75rem;
    }

    .opportunity-card-meta i {
        color: #667eea;
        margin-right: 0.2rem;
    }

    /* Responsive */
    @media (max-width: 768px) {
        .hero-title {
            font-size: 1.5rem;
        }

        .hero-meta {
            font-size: 0.85rem;
            gap: 0.85rem;
        }

        .content-card {
            padding: 1rem;
        }

        .main-content {
            margin-top: 0;
        }

        .sidebar-sticky {
            position: relative;
            top: 0;
        }

        .stats-container {
            grid-template-columns: 1fr 1fr;
        }

        .similar-opportunities {
            grid-template-columns: 1fr;
        }

        .section-title {
            font-size: 1rem;
        }
    }

    /* Dark Theme Support */
    [data-theme="dark"] .content-card {
        background: var(--card-bg);
        box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    }

    [data-theme="dark"] .section-title {
        color: var(--text-primary);
    }

    [data-theme="dark"] .description-text,
    [data-theme="dark"] .requirements-list li,
    [data-theme="dark"] .responsibilities-list li {
        color: var(--text-secondary);
    }

    [data-theme="dark"] .requirements-list li,
    [data-theme="dark"] .responsibilities-list li {
        background: var(--bg-secondary);
    }

    [data-theme="dark"] .info-item {
        background: var(--bg-secondary);
        border-left-color: #764ba2;
    }

    [data-theme="dark"] .info-label {
        color: var(--text-secondary);
    }

    [data-theme="dark"] .info-value {
        color: var(--text-primary);
    }

    [data-theme="dark"] .deadline-card {
        background: var(--card-bg);
    }

    [data-theme="dark"] .countdown-title {
        color: var(--text-primary);
    }

    [data-theme="dark"] .review-card {
        background: var(--bg-secondary);
    }

    [data-theme="dark"] .review-text {
        color: var(--text-secondary);
    }

    [data-theme="dark"] .opportunity-card {
        background: var(--card-bg);
        border-color: var(--border-color);
    }

    [data-theme="dark"] .opportunity-card-title {
        color: var(--text-primary);