/* Chatari Theme - Reusable CSS Variables and Styles */

/* CSS Variables */
:root {
    --chatari-primary: #dc2626;
    --chatari-primary-dark: #991b1b;
    --chatari-primary-light: #ef4444;
    --chatari-secondary: #f59e0b;
    --chatari-bg-dark: #0a0a0a;
    --chatari-bg-darker: #000000;
    --chatari-bg-card: #18181b;
    --chatari-bg-card-hover: #27272a;
    --chatari-text-primary: #fafafa;
    --chatari-text-secondary: #a1a1aa;
    --chatari-text-muted: #71717a;
    --chatari-border-dark: #27272a;
    --chatari-border-light: #3f3f46;
    --chatari-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
    --chatari-shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.4);
    --chatari-shadow-glow: 0 0 30px rgba(220, 38, 38, 0.3);
}

/* Base Styles */
body.chatari-theme {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--chatari-text-primary);
    background-color: var(--chatari-bg-dark);
    overflow-x: hidden;
}

/* Container */
.chatari-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.chatari-navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--chatari-border-dark);
    z-index: 1000;
    transition: all 0.3s ease;
}

.chatari-navbar .chatari-container {
    padding: 1rem 20px;
}

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

.chatari-nav-brand {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--chatari-primary);
    letter-spacing: -0.02em;
    text-decoration: none;
}

.chatari-nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
    margin: 0;
    padding: 0;
}

.chatari-nav-menu a {
    text-decoration: none;
    color: var(--chatari-text-secondary);
    font-weight: 500;
    transition: color 0.3s ease;
}

.chatari-nav-menu a:hover {
    color: var(--chatari-primary);
}

.chatari-btn-nav {
    background: var(--chatari-primary);
    color: white !important;
    padding: 0.5rem 1.5rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.chatari-btn-nav:hover {
    background: var(--chatari-primary-light);
    box-shadow: var(--chatari-shadow-glow);
}

/* Buttons */
.chatari-btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    text-align: center;
}

.chatari-btn-primary {
    background: var(--chatari-primary);
    color: white;
    position: relative;
    overflow: hidden;
}

.chatari-btn-primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.chatari-btn-primary:hover::before {
    width: 300px;
    height: 300px;
}

.chatari-btn-primary:hover {
    background: var(--chatari-primary-light);
    transform: translateY(-2px);
    box-shadow: var(--chatari-shadow-glow);
}

.chatari-btn-secondary {
    background: transparent;
    color: var(--chatari-primary);
    border: 2px solid var(--chatari-primary);
}

.chatari-btn-secondary:hover {
    background: var(--chatari-primary);
    color: white;
    box-shadow: var(--chatari-shadow-glow);
}

.chatari-btn-outline {
    background: transparent;
    border: 2px solid var(--chatari-primary);
    color: var(--chatari-primary);
}

.chatari-btn-outline:hover {
    background: var(--chatari-primary);
    color: white;
    box-shadow: var(--chatari-shadow-glow);
}

/* Cards */
.chatari-card {
    padding: 2.5rem;
    background: var(--chatari-bg-card);
    border-radius: 16px;
    border: 1px solid var(--chatari-border-dark);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.chatari-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(220, 38, 38, 0.05) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.chatari-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--chatari-shadow-lg);
    border-color: var(--chatari-primary);
    background: var(--chatari-bg-card-hover);
}

.chatari-card:hover::before {
    opacity: 1;
}

/* Form Elements */
.chatari-input {
    width: 100%;
    padding: 1rem 1.5rem;
    font-size: 1rem;
    border: 2px solid var(--chatari-border-dark);
    background: var(--chatari-bg-dark);
    color: var(--chatari-text-primary);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.chatari-input::placeholder {
    color: var(--chatari-text-muted);
}

.chatari-input:focus {
    outline: none;
    border-color: var(--chatari-primary);
    background: var(--chatari-bg-darker);
}

/* Footer */
.chatari-footer {
    padding: 80px 0 30px;
    background: var(--chatari-bg-darker);
    color: white;
    border-top: 1px solid var(--chatari-border-dark);
}

.chatari-footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.chatari-footer-brand h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--chatari-primary);
}

.chatari-footer-brand p {
    opacity: 0.8;
}

.chatari-footer-links h4 {
    margin-bottom: 1rem;
}

.chatari-footer-links ul {
    list-style: none;
    padding: 0;
}

.chatari-footer-links li {
    margin-bottom: 0.5rem;
}

.chatari-footer-links a {
    color: white;
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.chatari-footer-links a:hover {
    opacity: 1;
}

.chatari-footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.8;
}

/* Hamburger Menu */
.chatari-hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.chatari-hamburger span {
    width: 25px;
    height: 3px;
    background: var(--chatari-text-primary);
    margin: 3px 0;
    transition: 0.3s;
}

/* Responsive Design */
@media (max-width: 768px) {
    .chatari-nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--chatari-bg-darker);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--chatari-shadow-lg);
        padding: 2rem 0;
        border-top: 1px solid var(--chatari-border-dark);
    }

    .chatari-nav-menu.active {
        left: 0;
    }

    .chatari-hamburger {
        display: flex;
    }

    .chatari-footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

/* Animations */
@keyframes chatari-pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.3; }
}

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

/* Utility Classes */
.chatari-text-center { text-align: center; }
.chatari-text-primary { color: var(--chatari-primary); }
.chatari-text-secondary { color: var(--chatari-text-secondary); }
.chatari-mt-1 { margin-top: 0.5rem; }
.chatari-mt-2 { margin-top: 1rem; }
.chatari-mt-3 { margin-top: 1.5rem; }
.chatari-mt-4 { margin-top: 2rem; }
.chatari-mb-1 { margin-bottom: 0.5rem; }
.chatari-mb-2 { margin-bottom: 1rem; }
.chatari-mb-3 { margin-bottom: 1.5rem; }
.chatari-mb-4 { margin-bottom: 2rem; }