/**
 * EduSetu Student Login - Frontend Stylesheet
 * Responsive, clean light aesthetic for online education platforms
 */

:root {
    --edusetu-primary: #1d4ed8;
    --edusetu-primary-hover: #1e40af;
    --edusetu-primary-light: #eff6ff;
    --edusetu-text-main: #0f172a;
    --edusetu-text-muted: #64748b;
    --edusetu-border: #e2e8f0;
    --edusetu-border-focus: #3b82f6;
    --edusetu-bg: #f8fafc;
    --edusetu-card-bg: #ffffff;
    --edusetu-danger: #dc2626;
    --edusetu-danger-bg: #fef2f2;
    --edusetu-danger-border: #fecaca;
    --edusetu-success: #16a34a;
    --edusetu-success-bg: #f0fdf4;
    --edusetu-success-border: #bbf7d0;
    --edusetu-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --edusetu-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.07), 0 4px 6px -4px rgba(0, 0, 0, 0.07);
    --edusetu-radius: 12px;
}

/* Wrapper */
.edusetu-auth-wrapper {
    width: 100%;
    max-width: 480px;
    margin: 32px auto;
    padding: 0 16px;
    box-sizing: border-box;
    font-family: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--edusetu-text-main);
}

/* Card */
.edusetu-card {
    background: var(--edusetu-card-bg);
    border: 1px solid var(--edusetu-border);
    border-radius: var(--edusetu-radius);
    padding: 32px 28px;
    box-shadow: var(--edusetu-shadow-lg);
    box-sizing: border-box;
}

/* Card Header */
.edusetu-card-header {
    text-align: center;
    margin-bottom: 24px;
}

.edusetu-brand-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 12px;
    background: var(--edusetu-primary-light);
    color: var(--edusetu-primary);
    margin-bottom: 16px;
}

.edusetu-icon-alert {
    background: #fff7ed;
    color: #ea580c;
}

.edusetu-card-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--edusetu-text-main);
    margin: 0 0 8px 0;
    letter-spacing: -0.02em;
}

.edusetu-card-subtitle {
    font-size: 14px;
    color: var(--edusetu-text-muted);
    margin: 0;
    line-height: 1.5;
}

/* Alerts */
.edusetu-alert {
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 20px;
}

.edusetu-alert-danger {
    background: var(--edusetu-danger-bg);
    border: 1px solid var(--edusetu-danger-border);
    color: var(--edusetu-danger);
}

.edusetu-alert-success {
    background: var(--edusetu-success-bg);
    border: 1px solid var(--edusetu-success-border);
    color: var(--edusetu-success);
}

/* Form Styles */
.edusetu-form {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.edusetu-form-row {
    display: flex;
    gap: 12px;
}

.edusetu-col {
    flex: 1;
}

.edusetu-form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.edusetu-label-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.edusetu-label {
    font-size: 13px;
    font-weight: 600;
    color: #334155;
}

.edusetu-required {
    color: var(--edusetu-danger);
}

.edusetu-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.edusetu-input-icon {
    position: absolute;
    left: 12px;
    display: flex;
    align-items: center;
    color: #94a3b8;
    pointer-events: none;
}

.edusetu-input {
    width: 100%;
    height: 44px;
    padding: 10px 14px 10px 40px;
    border: 1px solid var(--edusetu-border);
    border-radius: 8px;
    font-size: 14px;
    color: var(--edusetu-text-main);
    background: #ffffff;
    box-sizing: border-box;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.edusetu-input:focus {
    outline: none;
    border-color: var(--edusetu-border-focus);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.edusetu-toggle-password {
    position: absolute;
    right: 12px;
    background: none;
    border: none;
    cursor: pointer;
    color: #94a3b8;
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
}

.edusetu-toggle-password:hover {
    color: #475569;
}

/* Buttons */
.edusetu-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 11px 22px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.15s ease;
    border: none;
    box-sizing: border-box;
}

.edusetu-btn-block {
    width: 100%;
    margin-top: 6px;
}

.edusetu-btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}

.edusetu-btn-primary {
    background: var(--edusetu-primary);
    color: #ffffff;
}

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

.edusetu-btn-secondary {
    background: #f1f5f9;
    color: #334155;
}

.edusetu-btn-secondary:hover {
    background: #e2e8f0;
}

.edusetu-btn-logout {
    background: #ffffff;
    border: 1px solid #cbd5e1;
    color: #475569;
}

.edusetu-btn-logout:hover {
    background: #f8fafc;
    color: var(--edusetu-danger);
    border-color: var(--edusetu-danger-border);
}

.edusetu-btn-danger-outline {
    background: transparent;
    border: 1px solid var(--edusetu-danger-border);
    color: var(--edusetu-danger);
}

.edusetu-btn-danger-outline:hover {
    background: var(--edusetu-danger-bg);
}

.edusetu-link-btn {
    background: none;
    border: none;
    padding: 0;
    font-size: 12px;
    color: var(--edusetu-primary);
    font-weight: 500;
    cursor: pointer;
    text-decoration: underline;
}

.edusetu-link-btn:hover {
    color: var(--edusetu-primary-hover);
}

/* Spinner */
.edusetu-spinner {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: edusetu-spin 0.6s linear infinite;
}

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

/* Footer Links */
.edusetu-card-footer {
    text-align: center;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--edusetu-border);
}

.edusetu-footer-text {
    font-size: 13px;
    color: var(--edusetu-text-muted);
    margin: 0;
}

.edusetu-highlight-link {
    color: var(--edusetu-primary);
    font-weight: 700;
    text-decoration: none;
    margin-left: 4px;
}

.edusetu-highlight-link:hover {
    text-decoration: underline;
}

/* Forgot Password Panel */
.edusetu-forgot-panel {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px dashed var(--edusetu-border);
}

.edusetu-divider {
    text-align: center;
    font-size: 12px;
    font-weight: 600;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 12px;
}

.edusetu-helper-text {
    font-size: 12px;
    color: var(--edusetu-text-muted);
    line-height: 1.5;
    margin-bottom: 14px;
}

.edusetu-action-group {
    display: flex;
    gap: 10px;
    margin-top: 10px;
}

/* Badge */
.edusetu-badge {
    display: inline-block;
    padding: 4px 10px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #0369a1;
    background: #e0f2fe;
    border-radius: 9999px;
    margin-bottom: 12px;
}

/* ==================================================
   ASTRA THEME & WORDPRESS DASHBOARD SIDEBAR REMOVAL
   Strictly targets only the Student Dashboard to prevent
   theme right-sidebars from breaking full-width layout.
   ================================================== */
.page-id-student-dashboard #secondary,
.page-template-student-dashboard #secondary,
.page-slug-student-dashboard #secondary,
body:has(.edusetu-dashboard-container) #secondary,
body:has(.edusetu-dashboard-container) aside#secondary,
body:has(.edusetu-dashboard-container) .ast-sidebar-layout,
body:has(.edusetu-dashboard-container) .sidebar-main,
body:has(.edusetu-dashboard-container) .widget-area {
    display: none !important;
    visibility: hidden !important;
    width: 0 !important;
    height: 0 !important;
    margin: 0 !important;
    padding: 0 !important;
    border: none !important;
}

body:has(.edusetu-dashboard-container) #primary,
body:has(.edusetu-dashboard-container) .content-area,
body:has(.edusetu-dashboard-container) .site-main,
body:has(.edusetu-dashboard-container) .ast-container,
body:has(.edusetu-dashboard-container) .entry-content {
    width: 100% !important;
    max-width: 100% !important;
    float: none !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
    padding-left: 0 !important;
    padding-right: 0 !important;
}

/* ==================================================
   STUDENT DASHBOARD STYLES (SINGLE MAIN CONTENT 1200px)
   ================================================== */
.edusetu-dashboard-container {
    width: 100%;
    max-width: 1200px;
    margin: 28px auto;
    padding: 0 20px;
    box-sizing: border-box;
    font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
    display: flex;
    flex-direction: column;
    gap: 28px;
    color: var(--edusetu-text-main);
}

.edusetu-dashboard-section {
    width: 100%;
    box-sizing: border-box;
}

/* 1. Welcome Card */
.edusetu-welcome-card {
    background: #ffffff;
    border: 1px solid var(--edusetu-border);
    border-radius: 16px;
    padding: 24px 28px;
    box-shadow: 0 4px 16px rgba(15, 23, 42, 0.04);
}

.edusetu-welcome-header {
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.edusetu-welcome-avatar {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    color: var(--edusetu-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border: 1px solid #bfdbfe;
}

.edusetu-welcome-content {
    flex: 1;
    min-width: 0;
}

.edusetu-badge-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
    flex-wrap: wrap;
}

.edusetu-portal-badge {
    display: inline-block;
    padding: 3px 10px;
    font-size: 11px;
    font-weight: 700;
    color: var(--edusetu-primary);
    background: var(--edusetu-primary-light);
    border-radius: 9999px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.edusetu-status-chip {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    background: #dcfce7;
    color: #15803d;
    font-size: 11px;
    font-weight: 700;
    border-radius: 9999px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.edusetu-welcome-heading {
    font-size: 24px;
    font-weight: 800;
    color: var(--edusetu-text-main);
    margin: 0 0 6px 0;
    letter-spacing: -0.02em;
}

.edusetu-welcome-desc {
    font-size: 14px;
    color: var(--edusetu-text-muted);
    margin: 0 0 16px 0;
    line-height: 1.5;
}

.edusetu-student-credentials-strip {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    padding: 12px 16px;
    background: #f8fafc;
    border: 1px solid #f1f5f9;
    border-radius: 10px;
}

.edusetu-cred-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
}

.edusetu-cred-label {
    font-weight: 600;
    color: #64748b;
}

.edusetu-cred-val {
    font-weight: 600;
    color: var(--edusetu-text-main);
}

.edusetu-cred-tag {
    background: #e2e8f0;
    color: #1e293b;
    padding: 2px 6px;
    border-radius: 4px;
    font-family: monospace;
    font-size: 12px;
}

.edusetu-welcome-actions {
    flex-shrink: 0;
}

.edusetu-btn-logout {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: #ffffff;
    border: 1px solid #cbd5e1;
    color: #475569;
    border-radius: 8px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-decoration: none;
    transition: all 0.15s ease;
}

.edusetu-btn-logout:hover {
    background: #fef2f2;
    border-color: #fca5a5;
    color: #dc2626;
}

/* Titles & Headers */
.edusetu-section-title-wrap {
    margin-bottom: 16px;
}

.edusetu-section-title {
    font-size: 19px;
    font-weight: 800;
    color: var(--edusetu-text-main);
    margin: 0 0 4px 0;
    letter-spacing: -0.01em;
}

.edusetu-section-desc {
    font-size: 13px;
    color: var(--edusetu-text-muted);
    margin: 0;
}

.edusetu-flex-between {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 12px;
    flex-wrap: wrap;
}

.edusetu-link-action {
    font-size: 13px;
    font-weight: 700;
    color: var(--edusetu-primary);
    text-decoration: none;
    transition: color 0.15s;
}

.edusetu-link-action:hover {
    color: var(--edusetu-primary-hover);
    text-decoration: underline;
}

.edusetu-records-count {
    font-size: 12px;
    font-weight: 600;
    color: #64748b;
    background: #f1f5f9;
    padding: 4px 10px;
    border-radius: 6px;
}

/* 2. Statistics Grid */
.edusetu-stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    width: 100%;
}

.edusetu-stat-card {
    background: #ffffff;
    border: 1px solid var(--edusetu-border);
    border-radius: 12px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.03);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.edusetu-stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(15, 23, 42, 0.06);
}

.edusetu-stat-icon-wrap {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.edusetu-stat-icon-blue {
    background: #eff6ff;
    color: #2563eb;
}

.edusetu-stat-icon-amber {
    background: #fffbeb;
    color: #d97706;
}

.edusetu-stat-icon-emerald {
    background: #ecfdf5;
    color: #059669;
}

.edusetu-stat-icon-indigo {
    background: #eef2ff;
    color: #4f46e5;
}

.edusetu-stat-data {
    display: flex;
    flex-direction: column;
}

.edusetu-stat-num {
    font-size: 26px;
    font-weight: 800;
    color: var(--edusetu-text-main);
    line-height: 1.1;
}

.edusetu-stat-label {
    font-size: 13px;
    color: var(--edusetu-text-muted);
    font-weight: 600;
    margin-top: 4px;
}

.edusetu-stat-pill {
    align-self: flex-start;
    padding: 3px 8px;
    font-size: 11px;
    font-weight: 700;
    border-radius: 6px;
}

.edusetu-pill-blue { background: #dbeafe; color: #1e40af; }
.edusetu-pill-amber { background: #fef3c7; color: #b45309; }
.edusetu-pill-emerald { background: #d1fae5; color: #047857; }
.edusetu-pill-indigo { background: #e0e7ff; color: #4338ca; }

/* 3. Available Test Series */
.edusetu-series-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    width: 100%;
}

.edusetu-series-card {
    background: #ffffff;
    border: 1px solid var(--edusetu-border);
    border-radius: 14px;
    padding: 22px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.03);
    transition: all 0.15s ease;
}

.edusetu-series-card:hover {
    border-color: #93c5fd;
    box-shadow: 0 8px 24px rgba(37, 99, 235, 0.08);
}

.edusetu-series-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.edusetu-tag {
    padding: 3px 8px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.edusetu-tag-blue { background: #dbeafe; color: #1e40af; }
.edusetu-tag-emerald { background: #d1fae5; color: #065f46; }
.edusetu-tag-purple { background: #f3e8ff; color: #6b21a8; }

.edusetu-series-tests-count {
    font-size: 12px;
    font-weight: 600;
    color: #64748b;
}

.edusetu-series-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--edusetu-text-main);
    margin: 0 0 8px 0;
    line-height: 1.4;
}

.edusetu-series-meta {
    font-size: 13px;
    color: var(--edusetu-text-muted);
    margin: 0 0 18px 0;
}

.edusetu-series-footer {
    margin-top: auto;
}

.edusetu-progress-indicator {
    width: 100%;
    height: 6px;
    background: #f1f5f9;
    border-radius: 9999px;
    overflow: hidden;
    margin-bottom: 12px;
}

.edusetu-progress-bar {
    height: 100%;
    background: var(--edusetu-primary);
    border-radius: 9999px;
}

.edusetu-series-btn-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.edusetu-progress-text {
    font-size: 12px;
    color: #64748b;
    font-weight: 600;
}

/* 4. Attempts Table */
.edusetu-attempts-table-wrap {
    width: 100%;
    background: #ffffff;
    border: 1px solid var(--edusetu-border);
    border-radius: 14px;
    overflow-x: auto;
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.03);
}

.edusetu-attempts-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 13px;
}

.edusetu-attempts-table th {
    background: #f8fafc;
    padding: 14px 18px;
    font-weight: 700;
    color: #475569;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border-bottom: 1px solid var(--edusetu-border);
}

.edusetu-attempts-table td {
    padding: 16px 18px;
    border-bottom: 1px solid #f1f5f9;
    vertical-align: middle;
}

.edusetu-attempts-table tr:last-child td {
    border-bottom: none;
}

.edusetu-row-active {
    background: #fdfefe;
}

.edusetu-test-info {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.edusetu-test-title {
    font-weight: 700;
    color: var(--edusetu-text-main);
    font-size: 14px;
}

.edusetu-test-sub {
    font-size: 12px;
    color: #64748b;
}

.edusetu-date-text {
    color: #64748b;
    font-weight: 500;
}

.edusetu-score-badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 6px;
    font-weight: 700;
    font-size: 12px;
}

.edusetu-score-pending {
    background: #fef3c7;
    color: #b45309;
}

.edusetu-score-flex {
    display: flex;
    align-items: baseline;
    gap: 6px;
}

.edusetu-score-high {
    font-weight: 700;
    color: #059669;
    font-size: 14px;
}

.edusetu-score-med {
    font-weight: 700;
    color: #2563eb;
    font-size: 14px;
}

.edusetu-score-sub {
    font-size: 12px;
    color: #64748b;
}

.edusetu-status-progress {
    background: #fef3c7;
    color: #92400e;
}

.edusetu-status-complete {
    background: #dcfce7;
    color: #166534;
}

.edusetu-text-right {
    text-align: right;
}

/* Buttons */
.edusetu-btn-sm {
    padding: 6px 14px;
    font-size: 12px;
    font-weight: 700;
    border-radius: 6px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.edusetu-btn-amber {
    background: #f59e0b;
    color: #ffffff;
    border: none;
    transition: background 0.15s ease;
}

.edusetu-btn-amber:hover {
    background: #d97706;
}

.edusetu-btn-secondary {
    background: #f1f5f9;
    color: #1e293b;
    border: 1px solid #cbd5e1;
    transition: all 0.15s ease;
}

.edusetu-btn-secondary:hover {
    background: #e2e8f0;
    color: var(--edusetu-primary);
}

/* 5. Performance Grid */
.edusetu-performance-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    width: 100%;
}

.edusetu-perf-card {
    background: #ffffff;
    border: 1px solid var(--edusetu-border);
    border-radius: 14px;
    padding: 22px;
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.03);
}

.edusetu-perf-card-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--edusetu-text-main);
    margin: 0 0 16px 0;
}

.edusetu-perf-bars {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.edusetu-perf-label-row {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 6px;
}

.edusetu-perf-val {
    color: var(--edusetu-primary);
}

.edusetu-track {
    width: 100%;
    height: 8px;
    background: #f1f5f9;
    border-radius: 9999px;
    overflow: hidden;
}

.edusetu-fill {
    height: 100%;
    border-radius: 9999px;
}

.edusetu-fill-purple { background: #9333ea; }
.edusetu-fill-blue { background: #2563eb; }
.edusetu-fill-emerald { background: #059669; }

.edusetu-perf-metrics-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.edusetu-perf-metric {
    display: flex;
    flex-direction: column;
    background: #f8fafc;
    padding: 12px 14px;
    border-radius: 10px;
    border: 1px solid #f1f5f9;
}

.edusetu-metric-num {
    font-size: 20px;
    font-weight: 800;
    color: var(--edusetu-primary);
}

.edusetu-metric-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--edusetu-text-main);
    margin: 2px 0;
}

.edusetu-metric-sub {
    font-size: 11px;
    color: #64748b;
}

.edusetu-perf-milestone {
    background: linear-gradient(135deg, #f8fafc 0%, #eff6ff 100%);
    border-color: #bfdbfe;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.edusetu-milestone-text {
    font-size: 13px;
    line-height: 1.6;
    color: #334155;
    margin: 0 0 16px 0;
}

.edusetu-milestone-footer {
    margin-top: auto;
}

/* 6. Quick Actions Grid */
.edusetu-actions-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    width: 100%;
}

.edusetu-action-tile {
    background: #ffffff;
    border: 1px solid var(--edusetu-border);
    border-radius: 12px;
    padding: 16px;
    display: flex;
    align-items: center;
    gap: 14px;
    text-decoration: none;
    box-shadow: 0 2px 6px rgba(15, 23, 42, 0.03);
    transition: all 0.15s ease;
}

.edusetu-action-tile:hover {
    border-color: var(--edusetu-primary);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(37, 99, 235, 0.08);
}

.edusetu-tile-icon {
    width: 38px;
    height: 38px;
    border-radius: 8px;
    background: #eff6ff;
    color: var(--edusetu-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.edusetu-tile-highlight .edusetu-tile-icon {
    background: #fef3c7;
    color: #b45309;
}

.edusetu-tile-danger .edusetu-tile-icon {
    background: #fef2f2;
    color: #dc2626;
}

.edusetu-tile-info {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.edusetu-tile-title {
    font-size: 13px;
    font-weight: 700;
    color: var(--edusetu-text-main);
}

.edusetu-tile-sub {
    font-size: 11px;
    color: #64748b;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* 7. Footer with Strict EduSetu / By Mohar Singh / EduSetu9.com Branding */
.edusetu-dashboard-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 24px;
    background: #ffffff;
    border: 1px solid var(--edusetu-border);
    border-radius: 12px;
    margin-top: 12px;
    gap: 16px;
    flex-wrap: wrap;
}

.edusetu-footer-brand-info {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
}

.edusetu-brand-title {
    font-weight: 800;
    color: var(--edusetu-text-main);
    letter-spacing: -0.01em;
}

.edusetu-brand-sep {
    color: #94a3b8;
}

.edusetu-author-credit {
    font-weight: 600;
    color: #475569;
}

.edusetu-official-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 700;
    color: var(--edusetu-primary);
    text-decoration: none;
    transition: color 0.15s ease;
}

.edusetu-official-link:hover {
    color: var(--edusetu-primary-hover);
    text-decoration: underline;
}

/* ==================================================
   MOBILE RESPONSIVENESS (360px, 375px, 390px, 414px)
   Zero horizontal scroll, touch targets >= 44px,
   vertical stacking of all cards.
   ================================================== */
@media (max-width: 1024px) {
    .edusetu-stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .edusetu-series-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .edusetu-performance-grid {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 768px) {
    .edusetu-dashboard-container {
        padding: 0 14px;
        margin: 16px auto;
        gap: 20px;
    }

    .edusetu-welcome-card {
        padding: 18px 16px;
    }

    .edusetu-welcome-header {
        flex-direction: column;
        align-items: stretch;
    }

    .edusetu-welcome-avatar {
        width: 46px;
        height: 46px;
    }

    .edusetu-welcome-heading {
        font-size: 20px;
    }

    .edusetu-welcome-actions {
        margin-top: 12px;
        width: 100%;
    }

    .edusetu-btn-logout {
        width: 100%;
        justify-content: center;
        padding: 12px;
    }

    .edusetu-student-credentials-strip {
        flex-direction: column;
        gap: 8px;
    }

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

    .edusetu-series-grid {
        grid-template-columns: 1fr;
    }

    .edusetu-actions-grid {
        grid-template-columns: 1fr;
    }

    .edusetu-action-tile {
        padding: 14px;
        min-height: 48px;
    }

    .edusetu-dashboard-footer {
        flex-direction: column;
        align-items: flex-start;
        padding: 16px;
        gap: 10px;
    }
}

.edusetu-empty-state {
    background: #ffffff;
    border: 1px dashed var(--edusetu-border);
    border-radius: 12px;
    padding: 36px 20px;
    text-align: center;
    color: #64748b;
}

.edusetu-empty-text {
    margin: 0;
    font-size: 14px;
    color: #64748b;
    font-weight: 600;
}

@media (max-width: 480px) {
    .edusetu-auth-wrapper {
        margin: 12px auto;
        padding: 0 8px;
    }

    .edusetu-card {
        padding: 20px 14px;
    }

    .edusetu-form-row {
        flex-direction: column;
        gap: 16px;
    }

    .edusetu-attempts-table th,
    .edusetu-attempts-table td {
        padding: 12px 10px;
    }

    .edusetu-btn-sm {
        padding: 8px 12px;
        font-size: 11px;
    }
}