/* ============================================
   Ustoz ko'makchi - Global Styles
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Outfit:wght@400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500&display=swap');
@import url('./variables.css');

/* Reset */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    background-color: var(--surface-bg);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
    user-select: text !important;
    -webkit-user-select: text !important;
    -moz-user-select: text !important;
    -ms-user-select: text !important;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-base);
}

img {
    max-width: 100%;
    display: block;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
    font-size: inherit;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
    outline: none;
}

ul, ol { list-style: none; }

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    color: var(--heading-color);
    line-height: 1.2;
}

/* ============================================
   Utility Classes
   ============================================ */

.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

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

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

.glass {
    background: var(--surface-glass);
    border: 1px solid var(--surface-glass-border);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

/* ============================================
   Button System
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: var(--text-sm);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(rgba(255,255,255,0.1), transparent);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.btn:hover::before { opacity: 1; }

.btn-primary {
    background: var(--gradient-primary);
    color: var(--btn-text);
    box-shadow: var(--shadow-glow-primary);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 60px rgba(59, 130, 246, 0.25);
}

.btn-secondary {
    background: var(--surface-glass);
    border: 1px solid var(--surface-glass-border);
    color: var(--gray-300);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.15);
    color: var(--heading-color);
    transform: translateY(-2px);
}

.btn-accent {
    background: var(--gradient-accent);
    color: var(--btn-text);
    box-shadow: var(--shadow-glow-accent);
}

.btn-accent:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 60px rgba(16, 185, 129, 0.25);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-base);
    border-radius: var(--radius-xl);
}

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-xs);
}

.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: var(--radius-md);
}

/* ============================================
   Card System
   ============================================ */

.card {
    background: var(--surface-card);
    border: 1px solid var(--surface-glass-border);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    transition: all var(--transition-base);
}

.card:hover {
    border-color: rgba(59, 130, 246, 0.2);
    box-shadow: var(--shadow-glow-primary);
    transform: translateY(-2px);
}

.card-glass {
    background: var(--surface-glass);
    border: 1px solid var(--surface-glass-border);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
}

/* ============================================
   Form System
   ============================================ */

.form-group {
    margin-bottom: var(--space-5);
}

.form-label {
    display: block;
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--gray-400);
    margin-bottom: var(--space-2);
}

.form-input {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    background: var(--input-bg);
    border: 1px solid var(--surface-glass-border);
    border-radius: var(--radius-lg);
    color: var(--input-color);
    font-size: var(--text-base);
    transition: all var(--transition-base);
}

.form-input:focus {
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.form-input::placeholder {
    color: var(--gray-600);
}

textarea.form-input {
    resize: vertical;
    min-height: 100px;
}

select.form-input {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 40px;
}

/* ============================================
   Badge System
   ============================================ */

.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 600;
}

.badge-primary {
    background: rgba(59, 130, 246, 0.15);
    color: var(--primary-400);
}

.badge-accent {
    background: rgba(16, 185, 129, 0.15);
    color: var(--accent-400);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning-400);
}

.badge-error {
    background: rgba(244, 63, 94, 0.15);
    color: var(--error-400);
}

/* ============================================
   Animation Keyframes
   ============================================ */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 20px rgba(59, 130, 246, 0.1); }
    50% { box-shadow: 0 0 40px rgba(59, 130, 246, 0.25); }
}

@keyframes gradient-shift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-30px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(30px); }
    to { opacity: 1; transform: translateX(0); }
}

.animate-fade-in-up { animation: fadeInUp 0.6s ease both; }
.animate-fade-in-down { animation: fadeInDown 0.5s ease both; }
.animate-scale-in { animation: scaleIn 0.5s ease both; }
.animate-float { animation: float 3s ease-in-out infinite; }

/* Stagger delays */
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }
.delay-6 { animation-delay: 0.6s; }

/* ============================================
   Scrollbar Styles
   ============================================ */

::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--gray-700);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-600);
}

/* ============================================
   Responsive Breakpoints
   ============================================ */

@media (max-width: 768px) {
    :root {
        --text-5xl: 2.25rem;
        --text-6xl: 2.5rem;
    }
    
    .container {
        padding: 0 var(--space-4);
    }
}

@media (max-width: 480px) {
    :root {
        --text-4xl: 1.75rem;
        --text-5xl: 2rem;
    }
}