/* ========================================
   GGSIPU Result Fetch - Formal & Sophisticated Design
   Color Palette: White (#FFFFFF) & Navy Blue (#1a365d)
   ======================================== */

/* CSS Reset & Base Styles */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    /* Primary Colors */
    --navy-dark: #0f172a;
    --navy: #1a365d;
    --navy-light: #2d4a6f;
    --navy-lighter: #3d5a80;
    
    /* Neutral Colors */
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    
    /* Accent */
    --accent-blue: #3b82f6;
    --accent-light: #60a5fa;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
    --shadow: 0 1px 3px 0 rgba(15, 23, 42, 0.1), 0 1px 2px -1px rgba(15, 23, 42, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.1), 0 2px 4px -2px rgba(15, 23, 42, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.1), 0 4px 6px -4px rgba(15, 23, 42, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.1);
    
    /* Typography */
    --font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Roboto', 'Oxygen', 'Ubuntu', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    
    /* Spacing */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Transitions */
    --transition: all 0.2s ease;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--gray-100) 100%);
    min-height: 100vh;
    color: var(--gray-700);
    line-height: 1.6;
}

/* ========================================
   LOGIN PAGE STYLES
   ======================================== */

.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-4);
    background: linear-gradient(160deg, var(--navy-dark) 0%, var(--navy) 50%, var(--navy-light) 100%);
}

.login-wrapper {
    width: 100%;
    max-width: 420px;
}

.login-header {
    text-align: center;
    margin-bottom: var(--spacing-8);
}

.login-logo {
    width: 64px;
    height: 64px;
    background: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-4);
    box-shadow: var(--shadow-lg);
}

.login-logo svg {
    width: 32px;
    height: 32px;
    color: var(--navy);
}

.login-header h1 {
    color: var(--white);
    font-size: var(--font-size-2xl);
    font-weight: 600;
    margin-bottom: var(--spacing-2);
    letter-spacing: -0.025em;
}

.login-header p {
    color: var(--gray-300);
    font-size: var(--font-size-sm);
}

.login-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-8);
    box-shadow: var(--shadow-xl);
}

.form-group {
    margin-bottom: var(--spacing-5);
}

.form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: var(--spacing-2);
}

.form-input {
    width: 100%;
    padding: var(--spacing-3) var(--spacing-4);
    font-size: var(--font-size-base);
    font-family: inherit;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    background: var(--white);
    color: var(--gray-700);
    transition: var(--transition);
    outline: none;
}

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

.password-input-wrapper .form-input {
    padding-right: 3rem;
}

.btn-password-toggle {
    position: absolute;
    right: var(--spacing-2);
    padding: var(--spacing-2);
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-500);
    transition: var(--transition);
    outline: none;
}

.btn-password-toggle:hover {
    color: var(--navy);
    background: var(--gray-100);
}

.btn-password-toggle:focus-visible {
    outline: 2px solid var(--accent-blue);
    outline-offset: 2px;
}

.btn-password-toggle svg {
    width: 20px;
    height: 20px;
}

.form-input::placeholder {
    color: var(--gray-400);
}

.form-input:hover {
    border-color: var(--gray-300);
}

.form-input:focus {
    border-color: var(--navy);
    box-shadow: 0 0 0 3px rgba(26, 54, 93, 0.1);
}

.captcha-container {
    display: flex;
    gap: var(--spacing-3);
    align-items: stretch;
    margin-bottom: var(--spacing-5);
}

.captcha-image {
    flex: 1;
    min-height: 50px;
    max-height: 60px;
    background: var(--gray-100);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

.captcha-loader {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-1);
    padding: var(--spacing-2);
    color: var(--gray-600);
    font-size: var(--font-size-xs);
}

.captcha-loader .spinner {
    width: 20px;
    height: 20px;
    animation: spin 1s linear infinite;
    color: var(--navy);
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.captcha-image img {
    max-width: 100%;
    height: auto;
    display: block;
}

.btn-reload {
    padding: var(--spacing-3) var(--spacing-4);
    background: var(--gray-100);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-600);
}

.btn-reload:hover {
    background: var(--gray-200);
    color: var(--navy);
}

.btn-reload svg {
    width: 20px;
    height: 20px;
}


.btn-primary {
    width: 100%;
    padding: var(--spacing-4);
    background: var(--navy);
    color: var(--white);
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
    margin-top: var(--spacing-2);
}

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

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

.status-message {
    text-align: center;
    margin-top: var(--spacing-4);
    font-size: var(--font-size-sm);
    color: var(--gray-600);
    min-height: 20px;
}

.status-message.error {
    color: #dc2626;
}

.status-message.loading {
    color: var(--navy);
}

/* ========================================
   DASHBOARD PAGE STYLES
   ======================================== */

.dashboard {
    min-height: 100vh;
    background: var(--gray-50);
}

/* Header */
.dashboard-header {
    background: var(--navy);
    color: var(--white);
    padding: var(--spacing-4) var(--spacing-6);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-4);
}

.header-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

.header-logo {
    width: 40px;
    height: 40px;
    background: var(--white);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.header-logo svg {
    width: 24px;
    height: 24px;
    color: var(--navy);
}

.header-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    letter-spacing: -0.025em;
}

.header-subtitle {
    font-size: var(--font-size-xs);
    color: var(--gray-300);
    display: none;
}

@media (min-width: 640px) {
    .header-subtitle {
        display: block;
    }
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
}

.print-btn {
    padding: var(--spacing-2) var(--spacing-4);
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    color: #1a365d;
    border: 2px solid #f59e0b;
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 14px rgba(245, 158, 11, 0.4);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    animation: pulse 2s infinite;
}

.print-btn:hover {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: white;
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 6px 20px rgba(245, 158, 11, 0.6);
    animation: none;
}

.print-btn:active {
    transform: translateY(0) scale(1);
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 4px 14px rgba(245, 158, 11, 0.4);
    }
    50% {
        box-shadow: 0 4px 20px rgba(245, 158, 11, 0.7);
    }
}

.logout-btn {
    padding: var(--spacing-2) var(--spacing-4);
    background: var(--accent-blue); /* A nice blue color for the button */
    color: var(--white);
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.logout-btn:hover {
    background: var(--accent-light);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

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

/* Main Content */
.dashboard-main {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-6);
}

@media (max-width: 640px) {
    .dashboard-main {
        padding: var(--spacing-4);
    }
}

/* Student Profile Card - Compact */
.profile-card {
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow);
    margin-bottom: var(--spacing-4);
    overflow: hidden;
    color: var(--white);
}

.profile-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-3) var(--spacing-4);
    gap: var(--spacing-4);
}

.profile-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    flex: 1;
    min-width: 0;
}

.profile-avatar {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.profile-avatar svg {
    width: 20px;
    height: 20px;
    color: var(--white);
}

.profile-info {
    flex: 1;
    min-width: 0;
}

.profile-name {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin: 0;
    color: var(--white);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.3;
}

.profile-subtitle {
    font-size: var(--font-size-xs);
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.3;
}

.profile-details {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
    flex-wrap: wrap;
    flex-shrink: 0;
}

.profile-detail-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.detail-label {
    font-size: var(--font-size-xs);
    font-weight: 500;
    color: rgba(255, 255, 255, 0.7);
}

.detail-value {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--white);
    white-space: nowrap;
}

@media (max-width: 768px) {
    .profile-content {
        flex-direction: column;
        align-items: flex-start;
        padding: var(--spacing-3);
        gap: var(--spacing-2);
    }

    .profile-details {
        width: 100%;
        gap: var(--spacing-2);
    }

    .profile-detail-item {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-1);
    }
}

/* Tabs Navigation */
.tabs-nav {
    display: flex;
    flex-wrap: wrap; /* Allow items to wrap */
    gap: var(--spacing-1);
    background: var(--white);
    padding: var(--spacing-1);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    margin-bottom: var(--spacing-6);
    justify-content: flex-start; /* Align buttons to the start of the container */
}

.tab-btn {
    flex: 1 1 auto; /* Allow to grow and shrink with initial auto sizing */
    padding: var(--spacing-3) var(--spacing-5);
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 500;
    font-family: inherit;
    color: var(--gray-600);
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
    text-align: center; /* Center the text in the button */
    max-width: 150px; /* Set a reasonable maximum width in pixels to prevent them from becoming too wide on very large screens */
}

.tab-btn:hover {
    color: var(--navy);
    background: var(--gray-50);
}

.tab-btn.active {
    background: var(--navy);
    color: var(--white);
    box-shadow: var(--shadow-sm);
}

/* Cards */
.card {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    margin-bottom: var(--spacing-6);
    overflow: hidden;
}

.card-header {
    padding: var(--spacing-5) var(--spacing-6);
    border-bottom: 1px solid var(--gray-100);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-4);
}

.card-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--navy-dark);
    margin: 0;
}

.card-body {
    padding: var(--spacing-6);
}

@media (max-width: 640px) {
    .card-header,
    .card-body {
        padding: var(--spacing-4);
    }
}

/* Summary Grid */
.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-4);
}

.summary-item {
    display: flex;
    flex-direction: column;
    padding: var(--spacing-4);
    background: var(--gray-50);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--navy);
}

.summary-label {
    font-size: var(--font-size-xs);
    font-weight: 500;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-1);
}

.summary-value {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--navy-dark);
}

.summary-item.highlight {
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
    border-left: none;
}

.summary-item.highlight .summary-label {
    color: var(--gray-300);
}

.summary-item.highlight .summary-value {
    color: var(--white);
}

/* Charts Container */
.charts-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-6);
    margin-bottom: var(--spacing-6);
}

@media (max-width: 768px) {
    .charts-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-4);
    }
}

.chart-wrapper {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-5);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
}

.chart-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--navy-dark);
    margin-bottom: var(--spacing-4);
    text-align: center;
}

.performance-chart {
    width: 100% !important;
    height: 300px !important;
}

/* Subject Visualization Styles */
.subjects-visualization {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-2);
}

@media (max-width: 768px) {
    .subjects-visualization {
        grid-template-columns: 1fr;
    }
}

.subject-card {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: var(--spacing-3);
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    max-height: 180px;
    overflow: hidden;
}

/* Removed hover effect for compact design */

.subject-header {
    margin-bottom: var(--spacing-2);
}

.subject-title {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--navy-dark);
    margin: 0 0 var(--spacing-1) 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.3;
}

.subject-code {
    font-size: 10px;
    color: var(--gray-500);
    font-weight: 500;
    margin: 0;
}

.subject-type-badge {
    font-size: 8px;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.theory-badge {
    background: var(--navy-light);
    color: white;
}

.lab-badge {
    background: #10b981;
    color: white;
}

.extras-badge {
    background: #f59e0b;
    color: white;
}

.marks-container {
    margin-bottom: var(--spacing-2);
}

.marks-row {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-1);
}

.marks-label {
    width: 60px;
    font-size: 11px;
    color: var(--gray-600);
    font-weight: 500;
}

.marks-bar-container {
    flex: 1;
    height: 12px;
    background: var(--gray-100);
    border-radius: 6px;
    overflow: hidden;
    position: relative;
    margin: 0 var(--spacing-1);
}

.marks-bar {
    height: 100%;
    border-radius: 6px;
    transition: width 0.3s ease;
}

.internal-bar {
    background: linear-gradient(90deg, #3b82f6 0%, #60a5fa 100%);
}

.external-bar {
    background: linear-gradient(90deg, #10b981 0%, #34d399 100%);
}

.total-bar {
    background: linear-gradient(90deg, #8b5cf6 0%, #a78bfa 100%);
}

.marks-value {
    width: 30px;
    text-align: right;
    font-size: 11px;
    font-weight: 600;
    color: var(--navy-dark);
}

.grade-display {
    text-align: center;
    padding: var(--spacing-1) var(--spacing-2);
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: var(--font-size-base);
}

.grade-excellent {
    background: rgba(34, 197, 94, 0.1);
    color: #166534;
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.grade-good {
    background: rgba(59, 130, 246, 0.1);
    color: #1e40af;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.grade-average {
    background: rgba(245, 158, 11, 0.1);
    color: #92400e;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.grade-below-average {
    background: rgba(239, 68, 68, 0.1);
    color: #991b1b;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.no-data-message {
    text-align: center;
    padding: var(--spacing-6);
    color: var(--gray-500);
    font-style: italic;
}

/* Toggle Switch */
.toggle-controls {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-4);
}

.toggle-switch {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    cursor: pointer;
    user-select: none;
}

.toggle-switch input {
    display: none;
}

.toggle-slider {
    position: relative;
    width: 44px;
    height: 24px;
    background: var(--gray-300);
    border-radius: 12px;
    transition: var(--transition);
    flex-shrink: 0;
}

.toggle-slider::before {
    content: '';
    position: absolute;
    width: 18px;
    height: 18px;
    background: var(--white);
    border-radius: 50%;
    top: 3px;
    left: 3px;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.toggle-switch input:checked + .toggle-slider {
    background: var(--navy);
}

.toggle-switch input:checked + .toggle-slider::before {
    transform: translateX(20px);
}

.toggle-label {
    font-size: var(--font-size-sm);
    color: var(--gray-600);
}

/* Tables */
.table-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.table-container + .table-container {
    margin-top: var(--spacing-6);
    padding-top: var(--spacing-6);
    border-top: 1px solid var(--gray-100);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
    table-layout: fixed;
    margin: 0;
}

/* Ensure consistent alignment and equal spacing for all table cells */
table td,
table th {
    vertical-align: middle;
}

thead {
    background: var(--navy);
}

th {
    padding-top: var(--spacing-4);
    padding-bottom: var(--spacing-4);
    padding-left: var(--spacing-3);
    padding-right: var(--spacing-3);
    text-align: left;
    font-weight: 600;
    color: var(--white);
    white-space: nowrap;
}

/* Right-align numeric columns for overall result tables */
table#resultBreakdownTable th:nth-child(2),
table#resultBreakdownTable th:nth-child(3),
table#resultBreakdownTable th:nth-child(4),
table#yearwiseResultTable th:nth-child(2),
table#yearwiseResultTable th:nth-child(3),
table#yearwiseResultTable th:nth-child(4) {
    text-align: right;
}

th:first-child {
    border-radius: var(--radius-md) 0 0 0;
}

th:last-child {
    border-radius: 0 var(--radius-md) 0 0;
}

td {
    padding-top: var(--spacing-4);
    padding-bottom: var(--spacing-4);
    padding-left: var(--spacing-3);
    padding-right: var(--spacing-3);
    border-bottom: 1px solid var(--gray-100);
    color: var(--gray-700);
}

/* Right-align numeric columns in overall result tables */
table#resultBreakdownTable td:nth-child(2),
table#resultBreakdownTable td:nth-child(3),
table#resultBreakdownTable td:nth-child(4),
table#yearwiseResultTable td:nth-child(2),
table#yearwiseResultTable td:nth-child(3),
table#yearwiseResultTable td:nth-child(4) {
    text-align: right;
    font-variant-numeric: tabular-nums;
}

/* Semester subject tables - equal spacing with balanced widths */
table.modern-table {
    table-layout: fixed;
}

/* Paper Code column */
table.modern-table th:nth-child(1),
table.modern-table td:nth-child(1) {
    width: 14%;
}

/* Subject Name column - wider for content */
table.modern-table th:nth-child(2),
table.modern-table td:nth-child(2) {
    width: 26%;
}

/* Numeric columns - equal width for consistent spacing */
table.modern-table th:nth-child(3),
table.modern-table td:nth-child(3),
table.modern-table th:nth-child(4),
table.modern-table td:nth-child(4),
table.modern-table th:nth-child(5),
table.modern-table td:nth-child(5),
table.modern-table th:nth-child(6),
table.modern-table td:nth-child(6) {
    text-align: right;
    width: 13%;
}

/* Grade column */
table.modern-table th:nth-child(7),
table.modern-table td:nth-child(7) {
    text-align: center;
    width: 11%;
}

table.modern-table td:nth-child(3),
table.modern-table td:nth-child(4),
table.modern-table td:nth-child(5),
table.modern-table td:nth-child(6) {
    text-align: right;
    font-variant-numeric: tabular-nums;
}

table.modern-table td:nth-child(7) {
    text-align: center;
    font-weight: 600;
}

tbody tr:hover {
    background: var(--gray-50);
}

tbody tr:last-child td {
    border-bottom: none;
}

tbody tr:last-child td:first-child {
    border-radius: 0 0 0 var(--radius-md);
}

tbody tr:last-child td:last-child {
    border-radius: 0 0 var(--radius-md) 0;
}

/* Balanced column widths for overall result tables - ensures equal spacing */
table#resultBreakdownTable th:nth-child(1),
table#resultBreakdownTable td:nth-child(1),
table#yearwiseResultTable th:nth-child(1),
table#yearwiseResultTable td:nth-child(1) {
    width: 20%;
}

table#resultBreakdownTable th:nth-child(2),
table#resultBreakdownTable td:nth-child(2),
table#yearwiseResultTable th:nth-child(2),
table#yearwiseResultTable td:nth-child(2) {
    width: 26.67%;
}

table#resultBreakdownTable th:nth-child(3),
table#resultBreakdownTable td:nth-child(3),
table#yearwiseResultTable th:nth-child(3),
table#yearwiseResultTable td:nth-child(3) {
    width: 26.67%;
}

table#resultBreakdownTable th:nth-child(4),
table#resultBreakdownTable td:nth-child(4),
table#yearwiseResultTable th:nth-child(4),
table#yearwiseResultTable td:nth-child(4) {
    width: 26.66%;
}

/* Tab Content */
.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .card-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .toggle-controls {
        width: 100%;
    }
    
    .summary-grid {
        grid-template-columns: 1fr;
    }
    
    th, td {
        padding: var(--spacing-3) var(--spacing-4);
        font-size: var(--font-size-xs);
    }
    
    /* Maintain alignment on mobile */
    table#resultBreakdownTable td:nth-child(2),
    table#resultBreakdownTable td:nth-child(3),
    table#resultBreakdownTable td:nth-child(4),
    table#yearwiseResultTable td:nth-child(2),
    table#yearwiseResultTable td:nth-child(3),
    table#yearwiseResultTable td:nth-child(4),
    table.modern-table td:nth-child(3),
    table.modern-table td:nth-child(4),
    table.modern-table td:nth-child(5),
    table.modern-table td:nth-child(6) {
        text-align: right;
    }
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-400);
}

/* Focus States for Accessibility */
:focus-visible {
    outline: 2px solid var(--accent-blue);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .dashboard-header,
    .tabs-nav,
    .toggle-controls {
        display: none;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid var(--gray-200);
        break-inside: avoid;
    }
}