/* ================================
   SISU Simulator — Frontend Styles
   ================================ */

.sisu-simulator-wrap {
    font-family: inherit;
    max-width: 960px;
    margin: 0 auto;
    padding: 20px;
    color: #333;
}

/* ---- Search Form ---- */
.sisu-search-form {
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 16px;
    padding: 32px;
    margin-bottom: 24px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}

.sisu-title {
    font-size: 28px;
    font-weight: 700;
    margin: 0 0 4px;
    color: #111827;
}

.sisu-subtitle {
    font-size: 15px;
    color: #6b7280;
    margin: 0 0 24px;
}

.sisu-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 16px;
    margin-bottom: 20px;
}

.sisu-form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: #374151;
    margin-bottom: 6px;
}

.sisu-form-group input,
.sisu-form-group select {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid #d1d5db;
    border-radius: 10px;
    font-size: 15px;
    background: #f9fafb;
    transition: all 0.2s;
    box-sizing: border-box;
}

.sisu-form-group input:focus,
.sisu-form-group select:focus {
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.12);
    outline: none;
    background: #fff;
}

.sisu-btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 14px 24px;
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    color: #fff;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    letter-spacing: 0.3px;
}

.sisu-btn-primary:hover {
    background: linear-gradient(135deg, #1d4ed8, #1e40af);
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
    transform: translateY(-1px);
}

.sisu-btn-primary:active {
    transform: translateY(0);
}

/* ---- Results ---- */
.sisu-results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 12px;
}

.sisu-results-header h3 {
    margin: 0;
    font-size: 20px;
    font-weight: 700;
    color: #111827;
}

.sisu-results-stats {
    display: flex;
    gap: 12px;
}

.sisu-stat {
    padding: 4px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

.sisu-stat.approved {
    background: #dcfce7;
    color: #166534;
}

.sisu-stat.rejected {
    background: #fee2e2;
    color: #991b1b;
}

/* ---- Result Cards ---- */
.sisu-results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.sisu-result-card {
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 14px;
    padding: 20px;
    transition: all 0.25s ease;
    position: relative;
    overflow: hidden;
}

.sisu-result-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    border-radius: 14px 0 0 14px;
}

.sisu-result-card.approved {
    border-color: #bbf7d0;
}

.sisu-result-card.approved::before {
    background: linear-gradient(to bottom, #22c55e, #16a34a);
}

.sisu-result-card.approved:hover {
    box-shadow: 0 8px 24px rgba(34, 197, 94, 0.12);
    border-color: #86efac;
}

.sisu-result-card.rejected {
    border-color: #fecaca;
}

.sisu-result-card.rejected::before {
    background: linear-gradient(to bottom, #ef4444, #dc2626);
}

.sisu-result-card.rejected:hover {
    box-shadow: 0 8px 24px rgba(239, 68, 68, 0.1);
    border-color: #fca5a5;
}

.sisu-card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
}

.sisu-uni-logo {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    object-fit: contain;
    background: #f3f4f6;
    padding: 4px;
    flex-shrink: 0;
}

.sisu-uni-logo-placeholder {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: #e5e7eb;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.sisu-card-uni-info {
    flex: 1;
    min-width: 0;
}

.sisu-uni-name {
    font-size: 14px;
    font-weight: 700;
    color: #111827;
    margin: 0;
    line-height: 1.3;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sisu-uni-location {
    font-size: 12px;
    color: #9ca3af;
    margin: 2px 0 0;
}

.sisu-course-name {
    font-size: 17px;
    font-weight: 700;
    color: #1f2937;
    margin: 0 0 12px;
}

.sisu-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 12px;
}

.sisu-score-badge {
    font-size: 13px;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 8px;
    background: #f3f4f6;
    color: #374151;
}

.sisu-score-badge span {
    font-size: 11px;
    font-weight: 400;
    color: #6b7280;
}

.sisu-status-area {
    text-align: right;
}

.sisu-status {
    font-size: 14px;
    font-weight: 700;
    display: block;
}

.sisu-status.approved {
    color: #16a34a;
}

.sisu-status.rejected {
    color: #dc2626;
}

.sisu-diff {
    font-size: 12px;
    color: #6b7280;
    margin-top: 2px;
}

.sisu-diff.positive {
    color: #16a34a;
}

.sisu-diff.negative {
    color: #dc2626;
}

/* ---- No Results ---- */
.sisu-no-results {
    text-align: center;
    padding: 48px 24px;
    color: #6b7280;
}

.sisu-empty-icon {
    font-size: 48px;
    margin-bottom: 12px;
}

.sisu-no-results p {
    font-size: 15px;
    max-width: 400px;
    margin: 0 auto;
}

/* ---- Responsive ---- */
@media (max-width: 640px) {
    .sisu-simulator-wrap {
        padding: 12px;
    }

    .sisu-search-form {
        padding: 20px;
        border-radius: 12px;
    }

    .sisu-form-row {
        grid-template-columns: 1fr;
    }

    .sisu-title {
        font-size: 22px;
    }

    .sisu-results-grid {
        grid-template-columns: 1fr;
    }

    .sisu-results-header {
        flex-direction: column;
        align-items: flex-start;
    }
}