/* css/style.css */
:root {
    --color-bg-primary: #0a0a0f;
    --color-bg-secondary: #12121a;
    --color-bg-tertiary: #1a1a25;
    --color-accent-primary: #00f3ff;
    --color-accent-secondary: #9d4edd;
    --color-accent-tertiary: #ff006e;
    --color-text-primary: #e0e0e0;
    --color-text-secondary: #a0a0b0;
    --color-text-muted: #606070;
    --color-border: #252535;
    --color-glow: rgba(0, 243, 255, 0.7);
    --shadow-glow: 0 0 15px var(--color-glow);
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Exo 2', sans-serif;
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Mobile Header */
.mobile-header {
    display: flex;
    align-items: center;
    padding: 1rem;
    background-color: var(--color-bg-secondary);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.menu-toggle {
    background: none;
    border: none;
    width: 24px;
    height: 24px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    cursor: pointer;
    margin-right: 1rem;
}

.menu-toggle span {
    display: block;
    height: 2px;
    width: 100%;
    background-color: var(--color-text-primary);
    transition: var(--transition);
}

.mobile-logo {
    font-family: 'Orbitron', monospace;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-accent-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Side Navigation */
.sidenav {
    position: fixed;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100vh;
    background-color: var(--color-bg-secondary);
    border-right: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    padding: 1.5rem 1rem;
    z-index: 2000;
    transition: left 0.3s ease;
    overflow-y: auto;
}

.sidenav.active {
    left: 0;
}

.nav-header {
    margin-bottom: 2rem;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.logo {
    font-family: 'Orbitron', monospace;
    font-size: 1.6rem;
    font-weight: 900;
    color: var(--color-accent-primary);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.close-menu {
    background: none;
    border: none;
    color: var(--color-text-secondary);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.close-menu:hover {
    color: var(--color-text-primary);
}

.nav-subtitle {
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    font-family: 'Share Tech Mono', monospace;
    letter-spacing: 1px;
}

.nav-topics {
    flex-grow: 1;
    overflow-y: auto;
    margin-bottom: 2rem;
}

.nav-links-container {
    max-height: calc(100vh - 200px);
    overflow-y: auto;
    padding-right: 4px;
}

.nav-link {
    display: block;
    padding: 0.6rem 0.8rem;
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    transition: var(--transition);
    border-radius: var(--border-radius);
    margin-bottom: 0.25rem;
    border: 1px solid transparent;
}

.nav-link:hover {
    color: var(--color-text-primary);
    background-color: var(--color-bg-tertiary);
    border-color: var(--color-border);
}

.nav-link.active {
    color: var(--color-accent-primary);
    background-color: rgba(0, 243, 255, 0.1);
    border-color: var(--color-accent-primary);
    font-weight: 600;
}

.nav-footer {
    border-top: 1px solid var(--color-border);
    padding-top: 1rem;
}

.system-status {
    display: flex;
    align-items: center;
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: #00ff88;
    margin-right: 0.5rem;
    box-shadow: 0 0 6px #00ff88;
    animation: pulse 2s infinite;
}

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

.status-text {
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    font-family: 'Share Tech Mono', monospace;
}

/* Main Content */
.main-content {
    flex: 1;
    padding: 1.5rem;
    background-color: var(--color-bg-primary);
}

/* Home Hero Section */
.home-hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 2rem 0;
    margin-bottom: 3rem;
}

.hero-content {
    margin-bottom: 2rem;
}

.hero-title {
    font-family: 'Orbitron', monospace;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(90deg, var(--color-accent-primary), var(--color-accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.title-line {
    display: block;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    max-width: 500px;
    line-height: 1.6;
}

.hero-visual {
    position: relative;
    width: 100%;
    max-width: 400px;
    height: 300px;
}

.floating-quote {
    position: absolute;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 1rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    transition: var(--transition);
    opacity: 0;
    animation: floatIn 1s ease forwards;
}

.floating-quote:nth-child(1) {
    top: 20%;
    left: 10%;
    animation-delay: 0.2s;
}

.floating-quote:nth-child(2) {
    top: 50%;
    right: 10%;
    animation-delay: 0.5s;
}

.floating-quote:nth-child(3) {
    bottom: 20%;
    left: 20%;
    animation-delay: 0.8s;
}

@keyframes floatIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.quote-content p {
    font-style: italic;
    color: var(--color-text-primary);
    margin: 0;
    font-size: 0.9rem;
}

/* Section Titles */
.section-title {
    font-family: 'Orbitron', monospace;
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 2rem;
    text-align: center;
    color: var(--color-text-primary);
}

/* Featured Themes */
.featured-themes {
    margin-bottom: 3rem;
}

.themes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.theme-card {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    text-decoration: none;
    color: var(--color-text-primary);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.theme-card:hover {
    border-color: var(--color-accent-primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.theme-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.theme-card h3 {
    font-family: 'Orbitron', monospace;
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--color-accent-primary);
}

.theme-card p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* Quote Showcase */
.quote-showcase {
    margin-bottom: 3rem;
}

.showcase-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.showcase-item {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.showcase-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: linear-gradient(to bottom, var(--color-accent-primary), var(--color-accent-secondary));
}

.showcase-item:hover {
    border-color: var(--color-accent-primary);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.showcase-item .quote-text p {
    font-size: 1rem;
    line-height: 1.5;
    color: var(--color-text-primary);
    font-style: italic;
    margin: 0;
}

/* Content Header */
.content-header {
    margin-bottom: 1.5rem;
}

.breadcrumb {
    display: flex;
    align-items: center;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    flex-wrap: wrap;
    gap: 0.25rem;
}

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

.breadcrumb a:hover {
    color: var(--color-accent-primary);
}

.breadcrumb-item.active {
    color: var(--color-accent-primary);
    font-weight: 500;
}

.breadcrumb-divider {
    color: var(--color-text-muted);
}

/* Topic Hero */
.topic-hero {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--color-border);
}

.topic-title {
    font-family: 'Orbitron', monospace;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: linear-gradient(90deg, var(--color-accent-primary), var(--color-accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.topic-description {
    font-size: 1rem;
    color: var(--color-text-secondary);
    max-width: 500px;
}

/* Quotes Container */
.quotes-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin: 0 auto;
}

/* Quote Cards */
.quote-card {
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    min-height: 140px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.quote-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: linear-gradient(to bottom, var(--color-accent-primary), var(--color-accent-secondary));
}

.quote-card:hover {
    border-color: var(--color-accent-primary);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.quote-card .quote-text {
    margin: 0;
}

.quote-card .quote-text p {
    font-size: 0.95rem;
    line-height: 1.5;
    color: var(--color-text-primary);
    font-style: italic;
    margin: 0;
}

/* Highlight Card */
.quote-card.highlight {
    background: linear-gradient(135deg, var(--color-bg-secondary) 0%, rgba(255, 0, 110, 0.08) 100%);
    border-color: var(--color-accent-tertiary);
    padding: 2rem;
}

.quote-card.highlight::before {
    background: linear-gradient(to bottom, var(--color-accent-tertiary), #ff6b9c);
    width: 4px;
}

.quote-card.highlight .quote-text p {
    color: var(--color-accent-tertiary);
    font-weight: 600;
    font-size: 1.1rem;
    text-align: center;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-primary);
}

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

::-webkit-scrollbar-thumb:hover {
    background: var(--color-accent-primary);
}

/* Desktop Styles */
@media (min-width: 768px) {
    .container {
        flex-direction: row;
    }

    .mobile-header {
        display: none;
    }

    .sidenav {
        position: fixed;
        left: 0;
        width: 280px;
        height: 100vh;
    }

    .main-content {
        margin-left: 280px;
        padding: 2rem 3rem;
    }

    .home-hero {
        flex-direction: row;
        text-align: left;
        justify-content: space-between;
    }

    .hero-content {
        flex: 1;
        margin-bottom: 0;
        margin-right: 2rem;
    }

    .hero-visual {
        flex: 1;
        max-width: none;
    }

    .quotes-container {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }

    .quote-card.highlight {
        grid-column: 1 / -1;
    }

    .topic-title {
        font-size: 2.2rem;
    }
}

@media (min-width: 1024px) {
    .sidenav {
        width: 300px;
    }
    
    .main-content {
        margin-left: 300px;
    }
    
    .quotes-container {
        grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    }

    .themes-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Print Styles */
@media print {
    .mobile-header,
    .sidenav {
        display: none;
    }
    
    .main-content {
        margin-left: 0;
        padding: 1rem;
    }
    
    .quote-card {
        break-inside: avoid;
        border: 1px solid #000;
        box-shadow: none;
    }
}