/* Base Styles - 4FansLy Platform */
/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    width: 100%;
    overflow-x: hidden;
}

body {
    font-family: 'Segoe UI', 'Roboto', 'Inter', 'Arial', sans-serif;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    line-height: 1.5;
    color: #2c3e50;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Layout System */
.main-container {
    padding: 0;
    background: #f8f9fa;
    display: grid;
    grid-template-columns: 260px 1fr 300px;
    min-height: calc(100vh - 100px);
    width: 100%;
}

.main-container .container {
    display: contents;
}

/* Button Base Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 20px;
    border: none;
    border-radius: 25px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    font-size: 12px;
    backdrop-filter: blur(10px);
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
}

.btn-danger {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 100%);
    color: white;
}

/* Form Base Styles */
.form-input {
    padding: 12px 16px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-size: 14px;
    transition: all 0.3s ease;
    background: #f9f9f9;
    width: 100%;
    box-sizing: border-box;
}

.form-input:focus {
    outline: none;
    border-color: #667eea;
    background: white;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

/* Animation Keyframes */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOutRight {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes glow {
    0%, 100% { 
        box-shadow: 0 0 0 0 rgba(102, 126, 234, 0.7);
        opacity: 1;
    }
    50% { 
        box-shadow: 0 0 0 10px rgba(102, 126, 234, 0);
        opacity: 0.8;
    }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mt-5 { margin-top: 3rem; }

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.mb-5 { margin-bottom: 3rem; }

.p-1 { padding: 0.25rem; }
.p-2 { padding: 0.5rem; }
.p-3 { padding: 1rem; }
.p-4 { padding: 1.5rem; }
.p-5 { padding: 3rem; }

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

.flex-column { flex-direction: column; }
.flex-row { flex-direction: row; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.align-center { align-items: center; }

.w-100 { width: 100%; }
.h-100 { height: 100%; }

.position-relative { position: relative; }
.position-absolute { position: absolute; }
.position-fixed { position: fixed; }

.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }

/* Responsive Grid System */
.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -15px;
}

.col {
    flex: 1;
    padding: 0 15px;
}

.col-1 { flex: 0 0 8.333333%; max-width: 8.333333%; }
.col-2 { flex: 0 0 16.666667%; max-width: 16.666667%; }
.col-3 { flex: 0 0 25%; max-width: 25%; }
.col-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
.col-6 { flex: 0 0 50%; max-width: 50%; }
.col-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
.col-9 { flex: 0 0 75%; max-width: 75%; }
.col-12 { flex: 0 0 100%; max-width: 100%; }

/* Responsive Breakpoints */
@media (max-width: 1200px) {
    .container {
        max-width: 1140px;
    }
    
    .main-container {
        grid-template-columns: 240px 1fr 280px;
    }
}

@media (max-width: 992px) {
    .container {
        max-width: 960px;
    }
    
    .main-container {
        grid-template-columns: 220px 1fr 260px;
    }
}

@media (max-width: 768px) {
    .container {
        max-width: 720px;
        padding: 0 15px;
    }
    
    .main-container {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto 1fr;
    }
    
    .col-md-6 { flex: 0 0 50%; max-width: 50%; }
    .col-md-12 { flex: 0 0 100%; max-width: 100%; }
}

@media (max-width: 576px) {
    .container {
        max-width: 540px;
        padding: 0 12px;
    }
    
    .col-sm-12 { flex: 0 0 100%; max-width: 100%; }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    body {
        background: linear-gradient(135deg, #1a1a1a 0%, #2c2c2c 100%);
        color: #e0e0e0;
    }
    
    .form-input {
        background: #2c2c2c;
        border-color: #404040;
        color: #e0e0e0;
    }
    
    .form-input:focus {
        background: #3c3c3c;
        border-color: #667eea;
    }
}

/* Print Styles */
@media print {
    .main-container {
        grid-template-columns: 1fr !important;
    }
    
    .sidebar,
    .right-sidebar,
    .header-buttons,
    .nav-actions {
        display: none !important;
    }
    
    body {
        background: white !important;
        color: black !important;
    }
}