/* === MODERN DARK THEME - ENHANCED === */

:root {
    /* Deep Dark Palette */
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a24;
    --surface: #1e1e2e;
    --surface-elevated: #252538;

    /* Accent Colors */
    --accent-primary: #00e5ff;
    --accent-secondary: #7c3aed;
    --accent-gradient: linear-gradient(135deg, #00e5ff 0%, #7c3aed 100%);
    --accent-glow: 0 0 20px rgba(0, 229, 255, 0.3);

    /* Semantic Colors */
    --success: #00f5a0;
    --warning: #fbbf24;
    --danger: #f87171;
    --info: #60a5fa;

    /* Text Colors */
    --text-primary: #e4e4e7;
    --text-secondary: #a1a1aa;
    --text-tertiary: #71717a;
    --text-highlight: #fafafa;

    /* Border & Shadow */
    --border: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.15);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 40px rgba(0, 229, 255, 0.15);

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* === GLOBAL STYLES === */

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    background-image:
        radial-gradient(circle at 20% 30%, rgba(124, 58, 237, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(0, 229, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(0, 229, 255, 0.02) 0%, transparent 100%);
    color: var(--text-primary);
    font-size: 16px;
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* === TYPOGRAPHY === */

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.2;
    color: var(--text-highlight);
}

h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h2 {
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    margin-bottom: 1.5rem;
    position: relative;
}

h2::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -8px;
    width: 60px;
    height: 3px;
    background: var(--accent-gradient);
    border-radius: 2px;
}

h3 {
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
    color: var(--accent-primary);
    margin-bottom: 1rem;
}

h4 {
    font-size: 1.125rem;
    color: var(--text-highlight);
    margin-bottom: 0.75rem;
}

p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

strong,
b {
    color: var(--text-highlight);
    font-weight: 600;
}

em,
i {
    color: var(--accent-primary);
    font-style: italic;
}

code {
    font-family: var(--font-mono);
    background: var(--surface);
    padding: 0.2em 0.4em;
    border-radius: 4px;
    font-size: 0.875em;
    color: var(--accent-primary);
    border: 1px solid var(--border);
}

/* === MARKDOWN CONTENT === */

.markdown-content {
    line-height: 1.8;
}

.markdown-content h1,
.markdown-content h2,
.markdown-content h3 {
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.markdown-content ul,
.markdown-content ol {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.markdown-content li {
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

.markdown-content li::marker {
    color: var(--accent-primary);
}

.markdown-content a {
    color: var(--accent-primary);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: var(--transition-fast);
}

.markdown-content a:hover {
    border-bottom-color: var(--accent-primary);
}

.markdown-content blockquote {
    border-left: 3px solid var(--accent-primary);
    padding-left: 1rem;
    margin: 1.5rem 0;
    color: var(--text-secondary);
    font-style: italic;
}

/* === LAYOUT === */

.app-container {
    display: grid;
    grid-template-columns: 280px 1fr;
    min-height: 100vh;
}

/* === SIDEBAR === */

.sidebar {
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    padding: 2rem 1.5rem;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
}

.sidebar::-webkit-scrollbar {
    width: 6px;
}

.sidebar::-webkit-scrollbar-track {
    background: transparent;
}

.sidebar::-webkit-scrollbar-thumb {
    background: var(--surface);
    border-radius: 3px;
}

.app-header {
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border);
}

.app-header h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.app-header p {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-tertiary);
    font-weight: 600;
}

.main-nav ul {
    list-style: none;
}

.main-nav li {
    margin-bottom: 0.5rem;
}

.nav-link {
    display: flex;
    align-items: center;
    padding: 0.875rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 10px;
    font-weight: 500;
    font-size: 0.9375rem;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.nav-link::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 3px;
    background: var(--accent-gradient);
    transform: scaleY(0);
    transition: var(--transition-base);
}

.nav-link:hover {
    background: var(--surface);
    color: var(--text-highlight);
    transform: translateX(4px);
}

.nav-link.active {
    background: var(--surface-elevated);
    color: var(--accent-primary);
    font-weight: 600;
}

.nav-link.active::before {
    transform: scaleY(1);
}

/* === MAIN CONTENT === */

.main-content {
    padding: 2rem 3rem;
    overflow-y: auto;
    height: 100vh;
}

.main-content::-webkit-scrollbar {
    width: 8px;
}

.main-content::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

.main-content::-webkit-scrollbar-thumb {
    background: var(--surface);
    border-radius: 4px;
}

.main-content::-webkit-scrollbar-thumb:hover {
    background: var(--surface-elevated);
}

/* === TOP BAR === */

.top-bar {
    display: flex;
    gap: 1.5rem;
    align-items: flex-end;
    background: var(--surface);
    backdrop-filter: blur(16px);
    padding: 1.5rem 2rem;
    border-radius: 16px;
    margin-bottom: 2.5rem;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-md);
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex: 1;
}

.input-group label {
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-tertiary);
}

/* === INPUTS & BUTTONS === */

input[type="text"],
select {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 0.875rem 1rem;
    border-radius: 10px;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    transition: var(--transition-base);
    min-width: 280px;
}

input[type="text"]:focus,
select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.1);
}

input[type="text"]::placeholder {
    color: var(--text-tertiary);
}

.btn {
    padding: 0.875rem 1.5rem;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.9375rem;
    cursor: pointer;
    transition: var(--transition-base);
    letter-spacing: 0.01em;
    font-family: var(--font-sans);
    white-space: nowrap;
}

.btn-primary {
    background: var(--accent-gradient);
    color: var(--bg-primary);
    box-shadow: var(--accent-glow);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 229, 255, 0.4);
}

.btn-secondary {
    background: var(--surface-elevated);
    color: var(--text-highlight);
    border: 1px solid var(--border-hover);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--surface);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* === CARDS === */

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    backdrop-filter: blur(8px);
}

.card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

/* === STUDENT PROFILE === */

.student-profile-card {
    background: var(--surface-elevated);
}

.student-header {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.student-photo img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--accent-primary);
    box-shadow: var(--accent-glow);
}

.student-info h2 {
    margin: 0 0 0.5rem 0;
    font-size: 2rem;
}

.student-id {
    color: var(--text-tertiary);
    font-size: 0.9375rem;
    font-weight: 500;
    margin-bottom: 1rem;
}

.student-contact {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.contact-item .icon {
    font-size: 1.25rem;
    filter: grayscale(0.3);
}

/* === TABS === */

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}

.section-header h2 {
    margin-bottom: 0;
}

.section-header h2::after {
    display: none;
}

.report-tabs,
.suggestion-tabs {
    display: flex;
    gap: 0.5rem;
    background: var(--bg-secondary);
    padding: 0.375rem;
    border-radius: 10px;
}

.tab-btn {
    padding: 0.625rem 1.25rem;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 8px;
    font-weight: 500;
    font-size: 0.875rem;
    transition: var(--transition-fast);
    font-family: var(--font-sans);
}

.tab-btn:hover {
    color: var(--text-highlight);
    background: var(--surface);
}

.tab-btn.active {
    background: var(--accent-primary);
    color: var(--bg-primary);
    font-weight: 600;
}

.tab-content {
    display: none;
    animation: fadeIn 0.3s ease-in-out;
}

.tab-content.active {
    display: block;
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* === SUMMARY TAB === */

.summary-content {
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--bg-secondary);
    border-radius: 12px;
    border-left: 4px solid var(--accent-primary);
}

.summary-content h4 {
    color: var(--accent-primary);
    margin-bottom: 1rem;
    font-size: 1.125rem;
}

.summary-content p {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.strengths-weaknesses {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.strengths,
.weaknesses {
    padding: 1.5rem;
    background: var(--bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--border);
}

.strengths {
    border-left: 4px solid var(--success);
}

.weaknesses {
    border-left: 4px solid var(--danger);
}

.strengths h4 {
    color: var(--success);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.weaknesses h4 {
    color: var(--danger);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.strengths ul,
.weaknesses ul {
    list-style: none;
    padding: 0;
}

.strengths li,
.weaknesses li {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-secondary);
    line-height: 1.6;
}

.strengths li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: bold;
}

.weaknesses li::before {
    content: '!';
    position: absolute;
    left: 0.25rem;
    color: var(--danger);
    font-weight: bold;
}

/* === SKILLS TABLE === */

.skills-table {
    margin-top: 1rem;
}

.table-header {
    display: grid;
    grid-template-columns: 2fr 1.5fr 2fr;
    gap: 1rem;
    padding: 1rem 1.5rem;
    background: var(--bg-secondary);
    border-radius: 10px;
    margin-bottom: 0.5rem;
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.skill-row {
    display: grid;
    grid-template-columns: 2fr 1.5fr 2fr;
    gap: 1rem;
    padding: 1.25rem 1.5rem;
    background: var(--surface-elevated);
    border-radius: 10px;
    margin-bottom: 0.5rem;
    transition: var(--transition-base);
}

.skill-row:hover {
    background: var(--bg-secondary);
    transform: translateX(4px);
}

.skill-cell {
    display: flex;
    align-items: center;
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.skill-cell:first-child {
    color: var(--text-highlight);
    font-weight: 500;
}

.skill-cell:last-child {
    gap: 1rem;
}

.progress-bar {
    flex: 1;
    height: 8px;
    background: var(--bg-secondary);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.progress {
    height: 100%;
    background: var(--accent-gradient);
    border-radius: 4px;
    transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 0 10px rgba(0, 229, 255, 0.5);
}

.percentage {
    font-weight: 600;
    color: var(--accent-primary);
    min-width: 45px;
    text-align: right;
    font-size: 0.875rem;
}

/* === PERFORMANCE CHARTS === */

.performance-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.chart-container {
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    min-height: 320px;
}

.chart-container h4 {
    margin-bottom: 1.5rem;
    color: var(--accent-primary);
}

/* === ACTION ITEMS === */

.action-item,
.path-item {
    margin-bottom: 2rem;
    padding: 2rem;
    background: var(--surface-elevated);
    border-radius: 16px;
    border: 1px solid var(--border);
    transition: var(--transition-base);
}

.action-item:hover,
.path-item:hover {
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-glow);
}

.action-item h4,
.path-item h4 {
    color: var(--accent-primary);
    margin-bottom: 1rem;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.action-item p,
.path-item p {
    margin-bottom: 1.5rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

/* === FLOWCHART === */

.flowchart-container {
    width: 100%;
    height: 650px;
    min-height: 650px;
    position: relative;
    border: 2px solid var(--accent-primary);
    border-radius: 16px;
    margin: 2rem 0;
    background: var(--bg-primary);
    overflow: hidden;
    box-shadow: var(--shadow-glow);
}

.flowchart-canvas {
    width: 100% !important;
    height: 100% !important;
    position: relative;
    overflow: hidden;
}

.flowchart-canvas svg {
    width: 100% !important;
    height: 100% !important;
    max-width: none !important;
    max-height: none !important;
    display: block;
    position: absolute;
    top: 0;
    left: 0;
}

.flowchart-instructions {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--accent-primary);
    color: var(--bg-primary);
    padding: 0.75rem 1.25rem;
    border-radius: 10px;
    font-size: 0.8125rem;
    font-weight: 600;
    z-index: 1000;
    pointer-events: none;
    box-shadow: var(--shadow-md);
    letter-spacing: 0.02em;
}

/* === LEARNING RESOURCES === */

.recommended-resources {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
}

.recommended-resources h5 {
    margin-bottom: 1.25rem;
    color: var(--text-highlight);
    font-size: 1rem;
}

.resource-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
    padding: 1.25rem;
    background: var(--bg-secondary);
    border-radius: 12px;
    margin-bottom: 1rem;
    border: 1px solid var(--border);
    transition: var(--transition-base);
}

.resource-item:hover {
    border-color: var(--accent-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.resource-info h6 {
    margin-bottom: 0.5rem;
    color: var(--text-highlight);
    font-size: 0.9375rem;
    font-weight: 600;
}

.resource-info p {
    color: var(--text-tertiary);
    font-size: 0.875rem;
    margin: 0;
}

.start-learning-btn {
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
    white-space: nowrap;
}

/* === LOADING SPINNER === */

.loading-overlay {
    position: fixed;
    inset: 0;
    background: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(8px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.spinner {
    width: 60px;
    height: 60px;
    border: 4px solid var(--surface);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-bottom: 1.5rem;
}

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

.loading-overlay p {
    color: var(--text-primary);
    font-size: 1.125rem;
    font-weight: 500;
}

/* === CHAT === */

.chat-container {
    display: flex;
    flex-direction: column;
    height: 70vh;
    padding: 0;
    overflow: hidden;
}

#chat-history {
    flex: 1;
    overflow-y: auto;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

#chat-history::-webkit-scrollbar {
    width: 6px;
}

#chat-history::-webkit-scrollbar-thumb {
    background: var(--surface);
    border-radius: 3px;
}

#chat-form {
    display: flex;
    gap: 1rem;
    padding: 1.5rem;
    border-top: 1px solid var(--border);
    background: var(--bg-secondary);
}

.chat-message {
    padding: 1rem 1.25rem;
    border-radius: 16px;
    max-width: 80%;
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.user-message {
    background: var(--accent-gradient);
    color: var(--bg-primary);
    align-self: flex-end;
    border-bottom-right-radius: 4px;
    font-weight: 500;
}

.ai-message {
    background: var(--surface-elevated);
    color: var(--text-primary);
    align-self: flex-start;
    border-bottom-left-radius: 4px;
    border: 1px solid var(--border);
}

.ai-message strong {
    color: var(--accent-primary);
}

/* === UTILITIES === */

.hidden {
    display: none !important;
}

.metric {
    font-size: 3rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* === RESPONSIVE === */

@media (max-width: 1200px) {
    .app-container {
        grid-template-columns: 240px 1fr;
    }

    .main-content {
        padding: 2rem;
    }
}

@media (max-width: 992px) {
    .app-container {
        grid-template-columns: 1fr;
    }

    .sidebar {
        display: none;
    }

    .top-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .student-header {
        flex-direction: column;
        text-align: center;
    }

    .strengths-weaknesses,
    .performance-grid {
        grid-template-columns: 1fr;
    }

    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
}

@media (max-width: 640px) {
    .main-content {
        padding: 1rem;
    }

    .card {
        padding: 1.5rem;
    }

    .table-header,
    .skill-row {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
}

/* === CHAT LAYOUT === */
.chat-layout {
    display: flex;
    gap: 1.5rem;
    height: 600px;
}

.chat-sidebar {
    width: 280px;
    display: flex;
    flex-direction: column;
    padding: 1rem;
    background: var(--surface);
    border-radius: 16px;
    border: 1px solid var(--border);
}

.chat-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    height: 100%;
    margin-bottom: 0;
    /* Override previous margin */
}

.chat-sessions-list {
    flex: 1;
    overflow-y: auto;
    margin-top: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.session-item {
    padding: 0.75rem 1rem;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition-base);
    border: 1px solid transparent;
}

.session-item:hover {
    background: var(--bg-secondary);
}

.session-item.active {
    background: rgba(0, 229, 255, 0.1);
    border-color: var(--accent-primary);
}

.session-title {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.session-date {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    margin-top: 0.25rem;
}

.full-width {
    width: 100%;
}

/* Responsive Chat */
@media (max-width: 768px) {
    .chat-layout {
        flex-direction: column;
        height: auto;
    }

    .chat-sidebar {
        width: 100%;
        height: 200px;
    }

    .chat-container {
        height: 500px;
    }
}

.chart-container {
    position: relative;
    height: 300px;
    width: 100%;
    margin-bottom: 2rem;
}

/* === REPORT HISTORY MODAL === */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(5px);
}

.modal.hidden {
    display: none;
}

.modal-content {
    background: var(--surface);
    padding: 2rem;
    border-radius: 16px;
    width: 90%;
    max-width: 500px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    position: relative;
    max-height: 80vh;
    overflow-y: auto;
}

.close-modal {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-tertiary);
    transition: var(--transition-base);
}

.close-modal:hover {
    color: var(--accent-primary);
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

#report-history-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.report-item {
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: 8px;
    cursor: pointer;
    border: 1px solid var(--border);
    transition: var(--transition-base);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.report-item:hover {
    border-color: var(--accent-primary);
    transform: translateY(-2px);
}

.report-title {
    font-weight: 500;
    color: var(--text-primary);
}

.report-date {
    font-size: 0.8rem;
    color: var(--text-tertiary);
}

/* === APPLY & RESUME MODALS === */
.large-modal {
    max-width: 800px;
    width: 90%;
    height: 90vh;
    display: flex;
    flex-direction: column;
}

.job-description-scroll {
    max-height: 300px;
    overflow-y: auto;
    background: var(--bg-secondary);
    padding: 1rem;
    border-radius: 8px;
    margin: 1rem 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

.markdown-content {
    flex: 1;
    overflow-y: auto;
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: 8px;
    margin: 1rem 0;
    font-family: 'Inter', sans-serif;
    color: var(--text-primary);
    line-height: 1.6;
}

.markdown-content h1 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--accent-primary);
    border-bottom: 1px solid var(--border);
    padding-bottom: 0.5rem;
}

.markdown-content h2 {
    font-size: 1.4rem;
    margin-top: 1.5rem;
    margin-bottom: 0.8rem;
    color: var(--text-primary);
}

.markdown-content ul {
    padding-left: 1.5rem;
    margin-bottom: 1rem;
}

.markdown-content li {
    margin-bottom: 0.5rem;
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 1rem;
}

/* === JOB LISTINGS GRID === */
.job-listings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

/* === DETAILED JOB MODAL === */
.modal-header {
    border-bottom: 1px solid var(--border);
    padding-bottom: 1rem;
    margin-bottom: 1rem;
}

.modal-header h2 {
    font-size: 1.8rem;
    margin-bottom: 0.2rem;
    color: var(--text-primary);
}

/* === DASHBOARD OVERVIEW STYLES === */
.metric-card {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.5rem;
}

.metric-icon {
    font-size: 2.5rem;
    background: rgba(0, 229, 255, 0.1);
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
}

.metric-info h3 {
    font-size: 0.9rem;
    color: var(--text-tertiary);
    margin-bottom: 0.2rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.metric-info .metric {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.table-container {
    margin-top: 2rem;
    padding: 1.5rem;
}

.student-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

.student-table th {
    text-align: left;
    padding: 1rem;
    color: var(--text-secondary);
    font-weight: 600;
    border-bottom: 1px solid var(--border);
}

.student-table td {
    padding: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    vertical-align: middle;
}

.student-table tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

.student-name-cell {
    font-weight: 500;
    color: var(--text-primary);
}

.badge {
    padding: 0.35rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    display: inline-block;
}

.badge-success {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-pending {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-tertiary);
    border: 1px solid var(--border);
}

.badge-neutral {
    background: rgba(0, 229, 255, 0.1);
    color: var(--accent-primary);
    border: 1px solid rgba(0, 229, 255, 0.3);
}

.skill-tag-mini {
    display: inline-block;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    margin-right: 0.3rem;
    border: 1px solid var(--border);
}

.text-success {
    color: var(--success);
}

.text-warning {
    color: #F59E0B;
}

.text-danger {
    color: #EF4444;
}

.company-name {
    font-size: 1.1rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* === VIDEO RECOMMENDATIONS STYLES === */
.video-topic-section {
    margin-bottom: 2rem;
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border);
}

.video-topic-title {
    font-size: 1.2rem;
    color: var(--accent-primary);
    margin-bottom: 0.5rem;
    border-left: 3px solid var(--accent-primary);
    padding-left: 0.75rem;
}

.video-topic-reason {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-style: italic;
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.youtube-card {
    background: var(--surface);
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border);
    transition: var(--transition-base);
}

.youtube-card:hover {
    transform: translateY(-3px);
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-md);
}

.video-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    /* 16:9 Aspect Ratio */
    height: 0;
    overflow: hidden;
    background: #000;
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

.video-info {
    padding: 1rem;
}

.video-info h5 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    line-height: 1.4;
}

.video-info p {
    font-size: 0.85rem;
    color: var(--text-tertiary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.salary-tag {
    display: inline-block;
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-top: 0.5rem;
}

.modal-body-scroll {
    flex: 1;
    overflow-y: auto;
    padding-right: 0.5rem;
}

.job-section {
    margin-bottom: 1.5rem;
}

.job-section h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    border-left: 3px solid var(--accent-primary);
    padding-left: 0.5rem;
}

.job-section p,
.job-section li {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.95rem;
}

.job-section ul {
    padding-left: 1.2rem;
}

.job-section li {
    margin-bottom: 0.3rem;
}

.sticky-footer {
    border-top: 1px solid var(--border);
    padding-top: 1rem;
    margin-top: auto;
    background: var(--surface);
}

/* === JOB CARD UPDATES === */
.card-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
}

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

.btn-outline:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.salary-preview {
    font-size: 0.9rem;
    color: var(--success);
    font-weight: 600;
    margin-bottom: 0.5rem;
}