/* ==================== DCM ADMIN PAGE STYLES ==================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 24px;
}

/* Main Header - Matches Transcend Tools pattern */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    margin-bottom: 0;
    border-bottom: 2px solid var(--border-color);
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 16px;
}

.logo-section a {
    display: flex;
    align-items: center;
}

.logo {
    height: 32px;
    width: auto;
}

.logo-divider {
    width: 1px;
    height: 24px;
    background: var(--border-color);
}

.logo-subtitle {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
}

.logo-subtitle:hover {
    color: var(--transcend-blue);
}

/* DCM Sub-Navigation */
.dcm-subnav {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 0;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(to bottom, var(--bg-primary) 0%, transparent 100%);
}

.dcm-subnav-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    margin-right: 8px;
}

.dcm-nav-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.2s ease;
    border: 1px solid transparent;
}

.dcm-nav-link:hover {
    color: var(--transcend-blue);
    background: var(--transcend-light);
}

.dcm-nav-link.active {
    color: #059669;
    background: #d1fae5;
    border-color: #059669;
    font-weight: 600;
}

.dcm-nav-icon {
    font-size: 1rem;
}

.header-badge {
    font-size: 0.7rem;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 12px;
    background: var(--transcend-light);
    color: var(--transcend-blue);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ==================== HERO ==================== */
.hero {
    text-align: center;
    padding: 48px 24px;
    border-radius: var(--radius-lg);
    color: white;
    margin-bottom: 32px;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, var(--transcend-blue) 0%, var(--transcend-blue-dark) 100%);
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 60%);
    pointer-events: none;
}

.hero h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 8px;
    position: relative;
    z-index: 1;
}

.hero p {
    font-size: 1rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    background: rgba(255,255,255,0.2);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-top: 12px;
    position: relative;
    z-index: 1;
}

.tool-brief {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
    margin: -8px 0 24px;
}

.tool-brief > div {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px 14px;
    min-width: 0;
}

.brief-label {
    display: block;
    color: var(--transcend-blue);
    font-size: 0.66rem;
    font-weight: 700;
    letter-spacing: 0.7px;
    margin-bottom: 5px;
    text-transform: uppercase;
}

.tool-brief strong {
    display: block;
    font-size: 0.82rem;
    line-height: 1.35;
}

/* ==================== MAIN CONTENT ==================== */
.main-content {
    display: grid;
    gap: 24px;
}

/* ==================== CARDS ==================== */
.card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.card-header {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-body {
    padding: 20px;
}

/* ==================== CONFIG PANEL ==================== */
.config-panel {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    margin-bottom: 24px;
    overflow: hidden;
}

.config-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    background: linear-gradient(135deg, var(--transcend-blue) 0%, var(--transcend-blue-dark) 100%);
    color: white;
}

.config-header h3 {
    font-size: 0.95rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0;
}

.config-header .config-badge {
    font-size: 0.7rem;
    background: rgba(255,255,255,0.2);
    padding: 3px 8px;
    border-radius: 10px;
    font-weight: 500;
}

.config-body {
    padding: 20px 24px;
}

.config-section {
    margin-bottom: 20px;
}

.config-section:last-child {
    margin-bottom: 0;
}

.config-section-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.config-section-label::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border-color);
    margin-left: 10px;
}

.config-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
}

@media (max-width: 900px) {
    .config-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 600px) {
    .config-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.config-item {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.config-item label {
    font-weight: 500;
    color: var(--text-secondary);
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    gap: 4px;
}

.config-item label .info-icon {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--border-color);
    color: var(--text-secondary);
    font-size: 0.65rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: help;
    transition: all 0.15s ease;
    position: relative;
}

.config-item label .info-icon:hover {
    background: var(--transcend-blue);
    color: white;
}

/* Custom Tooltip */
.config-item label .info-icon::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    background: #1f2937;
    color: white;
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 400;
    line-height: 1.5;
    white-space: normal;
    width: 260px;
    text-align: left;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
    z-index: 1000;
    pointer-events: none;
}

.config-item label .info-icon::before {
    content: '';
    position: absolute;
    bottom: calc(100% + 2px);
    left: 50%;
    transform: translateX(-50%);
    border: 6px solid transparent;
    border-top-color: #1f2937;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
    z-index: 1001;
}

.config-item label .info-icon:hover::after,
.config-item label .info-icon:hover::before {
    opacity: 1;
    visibility: visible;
}

/* Tooltip positioning adjustments for edge items */
.config-item:last-child .info-icon::after {
    left: auto;
    right: 0;
    transform: none;
}

.config-item:last-child .info-icon::before {
    left: auto;
    right: 10px;
    transform: none;
}

.config-item input[type="number"] {
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-weight: 500;
    transition: all 0.15s ease;
    background: white;
    color: var(--text-primary);
    width: 100%;
    -moz-appearance: textfield;
}

.config-item input[type="number"]::-webkit-inner-spin-button,
.config-item input[type="number"]::-webkit-outer-spin-button {
    opacity: 1;
    height: 28px;
}

.config-item input:focus {
    outline: none;
    border-color: var(--transcend-blue);
    box-shadow: 0 0 0 3px var(--transcend-light);
}

.config-item select {
    padding: 10px 32px 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.15s ease;
    background: white url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M2 4l4 4 4-4'/%3E%3C/svg%3E") no-repeat right 12px center;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    cursor: pointer;
    color: var(--text-primary);
}

.config-item select:focus {
    outline: none;
    border-color: var(--transcend-blue);
    box-shadow: 0 0 0 3px var(--transcend-light);
}

/* Market Pills */
.market-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.market-pill {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    background: white;
    cursor: pointer;
    transition: all 0.15s ease;
    user-select: none;
}

.market-pill:hover {
    border-color: var(--transcend-blue);
    background: var(--transcend-light);
}

.market-pill.selected {
    border-color: var(--transcend-blue);
    background: var(--transcend-light);
}

.market-pill input[type="checkbox"] {
    display: none;
}

.market-pill .pill-check {
    width: 18px;
    height: 18px;
    border-radius: 4px;
    border: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s ease;
    flex-shrink: 0;
}

.market-pill.selected .pill-check {
    background: var(--transcend-blue);
    border-color: var(--transcend-blue);
}

.market-pill .pill-check svg {
    width: 12px;
    height: 12px;
    stroke: white;
    stroke-width: 3;
    opacity: 0;
    transition: opacity 0.15s ease;
}

.market-pill.selected .pill-check svg {
    opacity: 1;
}

.market-pill .pill-label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
}

.market-pill .pill-count {
    font-size: 0.75rem;
    color: var(--text-secondary);
    background: var(--bg-primary);
    padding: 2px 6px;
    border-radius: 4px;
}

.market-pill.selected .pill-count {
    background: rgba(44, 90, 160, 0.15);
    color: var(--transcend-blue-dark);
}

/* ==================== FILE UPLOAD ==================== */
.file-upload {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-md);
    padding: 32px;
    text-align: center;
    background: var(--bg-primary);
    cursor: pointer;
    transition: all 0.2s ease;
    margin-bottom: 24px;
}

.file-upload:hover {
    border-color: var(--transcend-blue);
    background: var(--transcend-light);
}

.file-upload.dragover {
    border-color: var(--transcend-blue);
    background: var(--transcend-light);
    border-style: solid;
}

.file-icon {
    font-size: 2.5rem;
    margin-bottom: 12px;
    color: var(--transcend-blue);
}

.file-text {
    font-size: 1rem;
    color: var(--text-primary);
    font-weight: 500;
    margin-bottom: 6px;
}

.file-subtext {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* ==================== VALIDATION ==================== */
.validation-panel {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    margin-bottom: 20px;
    overflow: hidden;
    display: none;
}

.validation-header {
    background: var(--bg-primary);
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.validation-content {
    padding: 16px;
}

.validation-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    margin-bottom: 8px;
    font-size: 0.9rem;
}

.validation-item.success {
    background: var(--green-light);
    border: 1px solid var(--metric-green);
}

.validation-item.warning {
    background: var(--amber-light);
    border: 1px solid var(--warning-amber);
}

.validation-item.error {
    background: var(--red-light);
    border: 1px solid var(--danger-red);
}

.validation-icon { font-size: 1rem; }
.validation-icon.success { color: var(--metric-green); }
.validation-icon.warning { color: var(--warning-amber); }
.validation-icon.error { color: var(--danger-red); }

.validation-loading {
    padding: 20px;
    text-align: center;
}

.validation-title {
    font-weight: 600;
}

.validation-description {
    color: #718096;
    font-size: 0.9rem;
}

/* ==================== BUTTONS ==================== */
.btn {
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
}

.btn-primary {
    background: var(--transcend-blue);
    color: white;
}

.btn-primary:hover {
    background: var(--transcend-blue-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.btn-success {
    background: var(--metric-green);
    color: white;
}

.btn-success:hover {
    background: #219653;
}

.btn-secondary {
    background: white;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-primary);
}

.process-btn {
    background: var(--transcend-blue);
    color: white;
    border: none;
    padding: 14px 28px;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    width: 100%;
    margin-bottom: 20px;
}

.process-btn:hover {
    background: var(--transcend-blue-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.process-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* ==================== PROGRESS ==================== */
.progress-section {
    display: none;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    padding: 20px;
    margin-bottom: 20px;
}

.progress-bar {
    background: var(--border-color);
    border-radius: 20px;
    height: 6px;
    overflow: hidden;
    margin-bottom: 12px;
}

.progress-fill {
    background: var(--transcend-blue);
    height: 100%;
    width: 0%;
    transition: width 0.3s ease;
}

.progress-text {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

/* ==================== RESULTS ==================== */
.results-section {
    display: none;
    background: var(--green-light);
    border: 2px solid var(--metric-green);
    border-radius: var(--radius-md);
    padding: 24px;
}

.results-title {
    color: var(--metric-green);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.download-btn {
    background: var(--metric-green);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    margin-right: 12px;
    transition: all 0.2s ease;
}

.download-btn:hover {
    background: #219653;
}

.preview-download-btn {
    background: #3182ce;
}

.result-actions {
    margin: 20px 0;
}

.save-cloud-section {
    border-top: 1px solid #e5e7eb;
    margin: 24px 0;
    padding-top: 20px;
}

.file-input-hidden {
    display: none;
}

.signin-secondary,
.footer-note,
.comments-empty-help {
    margin-top: 8px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    gap: 12px;
    margin-top: 20px;
}

.stat-item {
    background: white;
    padding: 16px 12px;
    border-radius: var(--radius-sm);
    text-align: center;
    border: 1px solid var(--border-color);
}

.stat-number {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--transcend-blue);
}

.stat-item.highlight-green,
.stat-item.highlight-blue,
.stat-item.highlight-red {
    border-width: 2px;
}

.stat-item.highlight-green {
    border-color: #38a169;
}

.stat-item.highlight-green .stat-number {
    color: #38a169;
}

.stat-item.highlight-blue {
    border-color: #3182ce;
}

.stat-item.highlight-blue .stat-number {
    color: #3182ce;
}

.stat-item.highlight-red {
    border-color: #e53e3e;
}

.stat-item.highlight-red .stat-number {
    color: #e53e3e;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* ==================== FOOTER ==================== */
.site-footer {
    text-align: center;
    padding: 32px 20px;
    color: var(--text-secondary);
    font-size: 0.85rem;
    border-top: 1px solid var(--border-color);
    margin-top: 40px;
}

.site-footer a {
    color: var(--transcend-blue);
    text-decoration: none;
}

.site-footer a:hover {
    text-decoration: underline;
}

/* ==================== UTILITIES ==================== */
.hidden {
    display: none !important;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.processing {
    animation: pulse 2s infinite;
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 768px) {
    .site-header {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

    .hero h1 {
        font-size: 1.5rem;
    }

    .config-grid {
        grid-template-columns: 1fr;
    }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .tool-brief {
                grid-template-columns: repeat(2, minmax(0, 1fr));
            }

            .dcm-subnav {
                align-items: stretch;
                flex-wrap: wrap;
            }

            .dcm-subnav-label {
                width: 100%;
            }

            .dcm-nav-link {
                flex: 1 1 calc(33.333% - 8px);
                justify-content: center;
                min-width: 0;
            }
        }

@media (max-width: 480px) {
    .tool-brief {
        grid-template-columns: 1fr;
    }
}

/* ==================== AUTH UI ==================== */
.auth-section {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.user-photo {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 2px solid var(--border-color);
}

.user-name {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
}

.btn {
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
}

.btn-primary {
    background: var(--transcend-blue);
    color: white;
}

.btn-primary:hover {
    background: var(--transcend-blue-dark);
}

.btn-secondary {
    background: white;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-primary);
}

/* Auth States */
.loading-state, .auth-required, .dcm-access-denied {
    text-align: center;
    padding: 60px 20px;
    background: white;
    border-radius: var(--radius-lg);
    margin-bottom: 20px;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-color);
    border-top-color: var(--transcend-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

.loading-spinner-small {
    border-width: 2px;
    height: 16px;
    margin: 0;
    width: 16px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.dcm-access-denied {
    background: var(--red-light);
    border: 1px solid var(--danger-red);
}

.dcm-access-denied h2 {
    color: var(--danger-red);
}

.hidden {
    display: none !important;
}

/* Save to Cloud Button */
.save-cloud-btn {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    color: white;
    border: none;
    padding: 14px 28px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s ease;
}

.save-cloud-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(5, 150, 105, 0.3);
}

.save-cloud-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.save-status {
    margin-top: 12px;
    padding: 10px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
}

.save-status.success {
    background: var(--green-light);
    color: #047857;
}

.save-status.error {
    background: var(--red-light);
    color: var(--danger-red);
}