/* Cyber Hive - Core Design System & Styling (Vanilla CSS) */

@import url('https://fonts.googleapis.com/css2?family=Courier+Prime:ital,wght@0,400;0,700;1,400;1,700&family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
    /* Color Palette */
    --bg-dark: #0a0b10;
    --bg-card: #121526;
    --bg-card-glass: rgba(18, 21, 38, 0.7);
    --border-color: rgba(255, 255, 255, 0.08);
    
    --primary: #8b5cf6;         /* Cyber Purple */
    --primary-glow: rgba(139, 92, 246, 0.4);
    --secondary: #06b6d4;       /* Neon Cyan */
    --secondary-glow: rgba(6, 182, 212, 0.4);
    --success: #10b981;         /* Cyber Green */
    --success-glow: rgba(16, 185, 129, 0.4);
    --warning: #f59e0b;         /* Amber Warning */
    --danger: #ef4444;          /* Cyber Red */
    --danger-glow: rgba(239, 68, 68, 0.4);
    
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --text-dark: #1f2937;
    
    /* Typography & Sizing */
    --font-sans: 'Outfit', sans-serif;
    --font-mono: 'Courier Prime', monospace;
    --border-radius: 12px;
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-sans);
    line-height: 1.6;
    overflow-x: hidden;
    background-image: 
        radial-gradient(at 10% 20%, rgba(139, 92, 246, 0.15) 0px, transparent 50%),
        radial-gradient(at 90% 80%, rgba(6, 182, 212, 0.15) 0px, transparent 50%);
    background-attachment: fixed;
    min-height: 100vh;
}

a {
    color: var(--secondary);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover {
    color: var(--text-main);
    text-shadow: 0 0 8px var(--secondary-glow);
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: 0.5em;
    color: #fff;
}

/* Layout Framework */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar Styles */
.sidebar {
    width: 260px;
    background-color: rgba(10, 11, 16, 0.95);
    border-right: 1px solid var(--border-color);
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    z-index: 100;
}

.brand {
    font-size: 1.5rem;
    font-weight: 800;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 2.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    text-shadow: 0 0 10px rgba(139, 92, 246, 0.3);
}

.brand span {
    color: var(--secondary);
}

.nav-menu {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex-grow: 1;
}

.nav-item a {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 1rem;
    color: var(--text-muted);
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: var(--transition-fast);
}

.nav-item a:hover, 
.nav-item.active a {
    color: #fff;
    background-color: rgba(255, 255, 255, 0.05);
    border-left: 3px solid var(--secondary);
}

.nav-item.active a {
    background-color: rgba(6, 182, 212, 0.1);
    border-left-color: var(--secondary);
}

.user-profile-menu {
    border-top: 1px solid var(--border-color);
    padding-top: 1.5rem;
    margin-top: auto;
}

.user-info {
    display: flex;
    flex-direction: column;
    margin-bottom: 1rem;
}

.user-name {
    font-weight: 600;
    color: #fff;
    font-size: 0.95rem;
}

.user-role-badge {
    align-self: flex-start;
    font-size: 0.75rem;
    font-weight: 700;
    background-color: var(--primary);
    color: #fff;
    padding: 0.15rem 0.5rem;
    border-radius: 20px;
    margin-top: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    box-shadow: 0 0 5px var(--primary-glow);
}

/* Main Content Area */
.main-wrapper {
    flex-grow: 1;
    margin-left: 260px;
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2.5rem;
}

/* Card Components */
.card {
    background: var(--bg-card-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
}

.card:hover {
    transform: translateY(-4px);
    border-color: rgba(6, 182, 212, 0.2);
    box-shadow: 0 8px 30px rgba(6, 182, 212, 0.1);
}

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

/* Form Styles */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 500;
}

.form-control {
    width: 100%;
    background-color: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    color: #fff;
    border-radius: var(--border-radius);
    padding: 0.75rem 1rem;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--secondary);
    box-shadow: 0 0 10px rgba(6, 182, 212, 0.2);
    background-color: rgba(255, 255, 255, 0.08);
}

select.form-control option {
    background-color: var(--bg-card);
    color: #fff;
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: var(--font-sans);
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    border: none;
    cursor: pointer;
    transition: var(--transition-smooth);
    font-size: 0.95rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), #a855f7);
    color: #fff;
    box-shadow: 0 4px 14px var(--primary-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(139, 92, 246, 0.6);
}

.btn-secondary {
    background: linear-gradient(135deg, var(--secondary), #0891b2);
    color: #fff;
    box-shadow: 0 4px 14px var(--secondary-glow);
}

.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(6, 182, 212, 0.6);
}

.btn-success {
    background: linear-gradient(135deg, var(--success), #059669);
    color: #fff;
    box-shadow: 0 4px 14px var(--success-glow);
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.6);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger), #dc2626);
    color: #fff;
    box-shadow: 0 4px 14px var(--danger-glow);
}

.btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(239, 68, 68, 0.6);
}

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

.btn-outline:hover {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: var(--text-main);
}

/* Grid Layout Utilities */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

/* Dashboard Widgets & Progress Bars */
.stat-widget {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
}

.stat-icon.primary { background-color: rgba(139, 92, 246, 0.15); color: var(--primary); }
.stat-icon.secondary { background-color: rgba(6, 182, 212, 0.15); color: var(--secondary); }
.stat-icon.success { background-color: rgba(16, 185, 129, 0.15); color: var(--success); }

.stat-value {
    font-size: 1.75rem;
    font-weight: 800;
    color: #fff;
    line-height: 1.1;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* Progress Tracker */
.progress-bar-container {
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    height: 8px;
    width: 100%;
    overflow: hidden;
    margin: 0.5rem 0;
}

.progress-bar-fill {
    background: linear-gradient(90deg, var(--secondary), var(--primary));
    height: 100%;
    border-radius: 10px;
    transition: width var(--transition-smooth);
}

/* Auth Screens */
.auth-container {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem;
}

.auth-card {
    max-width: 450px;
    width: 100%;
    background: var(--bg-card-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2.5rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-logo {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    color: #fff;
}

.auth-logo span {
    color: var(--secondary);
}

/* Monospace simulated pentest console */
.terminal-window {
    background-color: #05060b;
    border: 1px solid #1f2438;
    border-radius: 8px;
    font-family: var(--font-mono);
    color: #38bdf8; /* cyan terminal */
    padding: 1.5rem;
    margin: 1.5rem 0;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5), inset 0 0 15px rgba(6, 182, 212, 0.15);
    height: 400px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.terminal-header {
    display: flex;
    justify-content: space-between;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding-bottom: 0.5rem;
    margin-bottom: 1rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.terminal-bullets {
    display: flex;
    gap: 5px;
}

.bullet {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}
.bullet-red { background-color: #ef4444; }
.bullet-yellow { background-color: #f59e0b; }
.bullet-green { background-color: #10b981; }

.terminal-line {
    opacity: 0;
    transform: translateY(4px);
    animation: terminalFadeIn 0.3s forwards;
    line-height: 1.4;
}

.terminal-line.info { color: #38bdf8; }
.terminal-line.success { color: #4ade80; }
.terminal-line.warning { color: #fbbf24; }
.terminal-line.danger { color: #f87171; }

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

.terminal-prompt::before {
    content: "$ ";
    color: #a78bfa;
}

.blink {
    animation: cursorBlink 1s infinite step-end;
}

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

/* Alert Notification classes */
.alert {
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-bottom: 1.5rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    border: 1px solid transparent;
}

.alert-success {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--success);
    border-color: rgba(16, 185, 129, 0.2);
}

.alert-danger {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    border-color: rgba(239, 68, 68, 0.2);
}

.alert-warning {
    background-color: rgba(245, 158, 11, 0.1);
    color: var(--warning);
    border-color: rgba(245, 158, 11, 0.2);
}

/* Tables styling */
table.table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

table.table th, table.table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

table.table th {
    font-weight: 600;
    color: var(--text-muted);
    font-size: 0.9rem;
}

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

/* Badges */
.badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.badge-success { background-color: rgba(16, 185, 129, 0.15); color: var(--success); }
.badge-warning { background-color: rgba(245, 158, 11, 0.15); color: var(--warning); }
.badge-danger { background-color: rgba(239, 68, 68, 0.15); color: var(--danger); }
.badge-secondary { background-color: rgba(6, 182, 212, 0.15); color: var(--secondary); }

/* Course Details Viewer Grid */
.course-detail-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 2rem;
    align-items: start;
}

.course-navigation {
    position: sticky;
    top: 2rem;
}

.course-lesson-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.course-lesson-item a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius);
    color: var(--text-muted);
    border: 1px solid var(--border-color);
    background-color: rgba(255, 255, 255, 0.02);
}

.course-lesson-item a:hover {
    color: #fff;
    border-color: rgba(6, 182, 212, 0.3);
    background-color: rgba(255, 255, 255, 0.05);
}

.course-lesson-item.active a {
    color: #fff;
    background-color: rgba(6, 182, 212, 0.15);
    border-color: var(--secondary);
}

.course-lesson-item.completed a::after {
    content: "✓";
    margin-left: auto;
    color: var(--success);
    font-weight: 700;
}

.lesson-player {
    background-color: #000;
    border-radius: var(--border-radius);
    aspect-ratio: 16/9;
    width: 100%;
    overflow: hidden;
    margin-bottom: 1.5rem;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.lesson-player video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.audio-player-wrapper {
    background-color: rgba(255, 255, 255, 0.04);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.audio-player-wrapper audio {
    width: 100%;
}

/* Certificate Screen */
.certificate-preview-area {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem;
    background-color: rgba(0, 0, 0, 0.2);
    border-radius: var(--border-radius);
    margin-bottom: 2rem;
}

.certificate-svg-container {
    max-width: 800px;
    width: 100%;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    background-color: #fff;
    border-radius: 4px;
}

/* Quiz styling */
.quiz-question-card {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1.5rem;
    margin-bottom: 1.5rem;
}

.quiz-options-list {
    list-style: none;
    margin-top: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.quiz-option-item label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1rem;
    cursor: pointer;
    transition: var(--transition-fast);
}

.quiz-option-item label:hover {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: rgba(6, 182, 212, 0.3);
}

.quiz-option-item input[type="radio"] {
    appearance: none;
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border: 2px solid var(--text-muted);
    border-radius: 50%;
    outline: none;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.quiz-option-item input[type="radio"]:checked {
    border-color: var(--secondary);
}

.quiz-option-item input[type="radio"]:checked::before {
    content: "";
    width: 10px;
    height: 10px;
    background-color: var(--secondary);
    border-radius: 50%;
}

.quiz-option-item input[type="radio"]:checked + span {
    color: #fff;
    font-weight: 500;
}

/* Tabs system */
.tabs-nav {
    display: flex;
    gap: 1rem;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 2rem;
}

.tab-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 600;
    padding: 0.75rem 1rem;
    cursor: pointer;
    position: relative;
    transition: var(--transition-fast);
}

.tab-btn:hover {
    color: #fff;
}

.tab-btn.active {
    color: var(--secondary);
}

.tab-btn.active::after {
    content: "";
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--secondary);
    box-shadow: 0 0 8px var(--secondary-glow);
}

.tab-content-panel {
    display: none;
}

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

/* Star ratings display */
.star-rating {
    color: #f59e0b;
    font-size: 1.1rem;
}

/* Tool/Company logo placeholders */
.logo-placeholder {
    width: 50px;
    height: 50px;
    border-radius: var(--border-radius);
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--secondary);
    font-size: 1.5rem;
}

/* Admin Grid Layout Adjustments */
.admin-manage-grid {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 2rem;
}

/* Media Queries for Responsiveness */
@media (max-width: 1024px) {
    .grid-4, .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .course-detail-layout {
        grid-template-columns: 1fr;
    }
    
    .course-navigation {
        position: static;
        margin-bottom: 2rem;
    }
    
    .admin-manage-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .sidebar {
        width: 100%;
        height: auto;
        position: relative;
        padding: 1.5rem;
    }
    
    .app-container {
        flex-direction: column;
    }
    
    .main-wrapper {
        margin-left: 0;
        padding: 1.5rem;
    }
    
    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
    }
    
    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .page-header .btn {
        width: 100%;
    }
}

/* Printable certificate CSS */
@media print {
    body {
        background: #fff !important;
        color: #000 !important;
    }
    .sidebar, .btn, .page-header, .alert {
        display: none !important;
    }
    .main-wrapper {
        margin-left: 0 !important;
        padding: 0 !important;
    }
    .certificate-preview-area {
        background: transparent !important;
        padding: 0 !important;
    }
    .certificate-svg-container {
        box-shadow: none !important;
        max-width: 100% !important;
    }
}