/* ======================
   COTVISION - SIMPLIFIED CSS
   Only what you actually use
   ====================== */

/* Variables & Reset */
:root {
    --primary: #00D4FF;
    --secondary: #0066FF;
    --gradient-primary: #00D4FF;
    --gradient-secondary: #0066FF;
    --dark: #0a0e27;
    --darker: #050714;
    --bg: var(--darker);
    --bg-secondary: rgba(20, 24, 35, 0.8);
    --card-bg: rgba(20, 24, 35, 0.9);
    --light: #ffffff;
    --text: var(--light);
    --gray: #8892b0;
    --border: rgba(255, 255, 255, 0.1);
    --gradient: linear-gradient(135deg, #00D4FF 0%, #0066FF 100%);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg);
    color: var(--text);
    overflow-x: hidden;
    line-height: 1.6;
}

/* Utility Classes */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: 12px;
    font-weight: 600;
    text-decoration: none;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: var(--gradient);
    color: white;
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #0099CC, #0077AA);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 212, 255, 0.4);
}

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

.btn-secondary:hover {
    background: var(--primary);
    color: var(--dark);
    transform: translateY(-2px);
}

/* Navigation - exactly what you have */
nav {
    position: fixed;
    width: 100%;
    padding: 1.5rem 5%;
    background: rgba(5, 7, 20, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
}

nav.scrolled {
    padding: 1rem 5%;
    box-shadow: 0 5px 30px rgba(0, 212, 255, 0.1);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-size: 1.25rem;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: var(--gray);
    font-weight: 500;
    transition: 0.2s ease;
    position: relative;
    text-decoration: none;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary);
}

.nav-links a.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--gradient);
    border-radius: 2px;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.language-switcher {
    display: flex;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border);
}

.lang-btn {
    background: none;
    border: none;
    color: var(--gray);
    padding: 0.5rem 1rem;
    cursor: pointer;
    transition: 0.2s ease;
    font-size: 0.875rem;
    font-weight: 500;
}

.lang-btn.active,
.lang-btn:hover {
    background: var(--primary);
    color: var(--dark);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text);
    border-radius: 2px;
    transition: 0.2s ease;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 2rem;
    right: 2rem;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    pointer-events: none;
}

.toast {
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1rem 1.5rem;
    min-width: 300px;
    max-width: 400px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    transform: translateX(100%);
    opacity: 0;
    transition: all 0.3s ease;
    pointer-events: auto;
    position: relative;
    overflow: hidden;
}

.toast.show {
    transform: translateX(0);
    opacity: 1;
}

.toast.success {
    border-left: 4px solid #27ca3f;
    background: linear-gradient(135deg, 
        rgba(39, 202, 63, 0.1) 0%, 
        var(--card-bg) 100%);
}

.toast.error {
    border-left: 4px solid #ff6b6b;
    background: linear-gradient(135deg, 
        rgba(255, 107, 107, 0.1) 0%, 
        var(--card-bg) 100%);
}

.toast.warning {
    border-left: 4px solid #ffa726;
    background: linear-gradient(135deg, 
        rgba(255, 167, 38, 0.1) 0%, 
        var(--card-bg) 100%);
}

.toast.info {
    border-left: 4px solid var(--primary);
    background: linear-gradient(135deg, 
        rgba(0, 212, 255, 0.1) 0%, 
        var(--card-bg) 100%);
}

.toast-content {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.toast-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
    margin-top: 0.125rem;
}

.toast.success .toast-icon { color: #27ca3f; }
.toast.error .toast-icon { color: #ff6b6b; }
.toast.warning .toast-icon { color: #ffa726; }
.toast.info .toast-icon { color: var(--primary); }

.toast-message {
    flex: 1;
}

.toast-title {
    font-weight: 600;
    color: var(--text);
    margin-bottom: 0.25rem;
    font-size: 0.95rem;
}

.toast-description {
    color: var(--gray);
    font-size: 0.875rem;
    line-height: 1.4;
    margin: 0;
}

.toast-close {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: none;
    border: none;
    color: var(--gray);
    cursor: pointer;
    font-size: 1.25rem;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s ease;
}

.toast-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text);
}

.toast-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--primary));
    border-radius: 0 0 12px 12px;
    animation: toastProgress 5s linear forwards;
}

@keyframes toastProgress {
    from { width: 100%; }
    to { width: 0%; }
}

/* Mobile responsiveness */
@media (max-width: 768px) {
    .toast-container {
        top: 1rem;
        right: 1rem;
        left: 1rem;
    }
    
    .toast {
        min-width: unset;
        max-width: unset;
        width: 100%;
    }
}

/* Rest of your existing styles... */