/* 
   Modern High-Tech Theme for FuncSite / DailyArt
   Aesthetic: Dark Mode, Cyberpunk/Sci-Fi accents, Glassmorphism, Card-based
*/

:root {
    /* Color Palette */
    --bg-primary: #0a0b10;
    --bg-secondary: #14161f;
    --bg-card: rgba(20, 22, 31, 0.7);
    --bg-glass: rgba(255, 255, 255, 0.03);
    
    --text-primary: #f0f0f0;
    --text-secondary: #a0a0b0;
    --text-accent: #00f2ff; /* Cyan */
    --text-highlight: #bc13fe; /* Neon Purple */

    --border-color: #2a2d3d;
    --border-active: #00f2ff;

    --btn-primary-bg: #2b3040;
    --btn-primary-hover: #3a4055;
    --btn-accent-bg: rgba(0, 242, 255, 0.1);
    --btn-accent-border: #00f2ff;
    --btn-accent-hover: rgba(0, 242, 255, 0.2);

    /* Spacing */
    --gap-sm: 0.5rem;
    --gap-md: 1rem;
    --gap-lg: 2rem;

    /* Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    
    /* Shadows */
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 15px rgba(0, 242, 255, 0.15);
}

* {
    box-sizing: border-box;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    margin: 0;
    line-height: 1.6;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(188, 19, 254, 0.05) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(0, 242, 255, 0.05) 0%, transparent 20%);
    background-attachment: fixed;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    margin: 0 0 1rem 0;
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
}

h1 {
    font-size: 2.5rem;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 2rem;
}

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

a {
    color: var(--text-accent);
    text-decoration: none;
    transition: all 0.2s ease;
}

a:hover {
    color: var(--text-highlight);
    text-shadow: 0 0 8px rgba(188, 19, 254, 0.4);
}

/* Layout Containers */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

.content-wrapper {
    flex: 1;
    padding: 40px 0;
}

/* Navbar */
.navbar {
    background: rgba(10, 11, 16, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0,0,0,0.2);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
}

.nav-link:hover {
    color: var(--text-active);
}

.nav-link.active {
    color: var(--text-accent);
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: auto;
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-card);
    transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
    border-color: var(--border-active);
}

.card-glass {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
    line-height: 1;
}

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

.btn-primary:hover {
    background: var(--btn-accent-hover);
    box-shadow: 0 0 15px rgba(0, 242, 255, 0.3);
}

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

.btn-secondary:hover {
    background: var(--btn-primary-hover);
    color: var(--text-primary);
}

/* Language Switcher */
.language-switcher {
    display: flex;
    gap: 8px;
    margin-left: 20px;
    padding-left: 20px;
    border-left: 1px solid var(--border-color);
}

.lang-btn {
    background: transparent;
    border: 1px solid var(--text-secondary);
    color: var(--text-secondary);
    padding: 4px 8px;
    font-size: 0.75rem;
    border-radius: 4px;
    cursor: pointer;
    opacity: 0.7;
    transition: all 0.2s;
}

.lang-btn:hover {
    opacity: 1;
    border-color: var(--text-accent);
    color: var(--text-accent);
}

.lang-btn.active {
    opacity: 1;
    background: rgba(0, 242, 255, 0.1);
    border-color: var(--text-accent);
    color: var(--text-accent);
    box-shadow: 0 0 8px rgba(0, 242, 255, 0.2);
}

/* Alerts / Messages */
.messages {
    list-style: none;
    padding: 0;
    margin-bottom: 2rem;
}

.messages li {
    padding: 12px 16px;
    border-radius: var(--radius-md);
    margin-bottom: 10px;
    font-size: 0.9rem;
    border-left: 4px solid;
    display: flex;
    align-items: center;
}

.messages .success {
    background: rgba(16, 185, 129, 0.1);
    color: #34d399;
    border-color: #10b981;
}

.messages .error {
    background: rgba(239, 68, 68, 0.1);
    color: #f87171;
    border-color: #ef4444;
}

.messages .info {
    background: rgba(59, 130, 246, 0.1);
    color: #60a5fa;
    border-color: #3b82f6;
}

/* Utilities */
.text-gradient {
    background: linear-gradient(135deg, var(--text-accent), var(--text-highlight));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}