/* D:\dva\DVA-Volleyball-Website\assets\css\main.css */
/* PREVENT RESPONSIVE CONFLICTS */
body {
    width: 100vw !important;
    max-width: 100vw !important;
    overflow-x: hidden !important;
}

.syncsoft-module {
    width: 100% !important;
    max-width: none !important;
    min-width: auto !important;
}

/* DVA Volleyball - Main CSS với Loading */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body.dva-body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--gray-800, #1F2937);
    background: linear-gradient(135deg, #FFFFFF 0%, var(--gray-50, #F9FAFB) 100%);
    overflow-x: hidden;
}

/* Skip Link cho Accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--dva-orange, #FF6B35);
    color: white;
    padding: 8px 16px;
    text-decoration: none;
    border-radius: 4px;
    z-index: 10001;
    font-weight: 600;
    transition: top 0.3s ease;
}

.skip-link:focus {
    top: 6px;
}

/* Main Content Layout - STANDARDIZED PADDING */
.main-content {
    min-height: 100vh;
    padding-top: 72px; /* FIXED: Match header height exactly */
    position: relative;
}

/* Loading Container */
.loading-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 60vh;
    width: 100%;
}

.loading-spinner {
    text-align: center;
    padding: 2rem;
}

.spinner-circle {
    width: 50px;
    height: 50px;
    margin: 0 auto 1rem;
    border: 4px solid rgba(255, 107, 53, 0.2);
    border-left: 4px solid var(--dva-orange, #FF6B35);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-text {
    font-size: 18px;
    color: var(--dva-orange, #FF6B35);
    font-weight: 600;
    margin: 0;
}

/* Container System - STANDARDIZED */
.container {
    max-width: 1200px; /* STANDARDIZED: Match header container */
    margin: 0 auto;
    padding: 0 24px; /* STANDARDIZED: Match header padding */
}

.container-sm {
    max-width: 640px;
    margin: 0 auto;
    padding: 0 24px; /* STANDARDIZED */
}

.container-lg {
    max-width: 1200px; /* STANDARDIZED */
    margin: 0 auto;
    padding: 0 24px; /* STANDARDIZED */
}

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

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

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

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

/* Margin/Padding Utilities */
.m-0 { margin: 0; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

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

/* Section Spacing */
.section {
    padding: 4rem 0;
}

.section-sm {
    padding: 2rem 0;
}

.section-lg {
    padding: 6rem 0;
}

/* Responsive Design - STANDARDIZED */
@media (max-width: 1024px) {
    .container,
    .container-sm,
    .container-lg {
        padding: 0 20px; /* STANDARDIZED */
    }
}

@media (max-width: 768px) {
    .container,
    .container-sm,
    .container-lg {
        padding: 0 16px; /* STANDARDIZED: Match header responsive padding */
    }
    
    .main-content {
        padding-top: 64px; /* FIXED: Match header mobile height exactly */
    }
    
    .section {
        padding: 3rem 0;
    }
    
    .section-lg {
        padding: 4rem 0;
    }
}

@media (max-width: 480px) {
    .container,
    .container-sm,
    .container-lg {
        padding: 0 16px; /* STANDARDIZED */
    }
    
    .section {
        padding: 2rem 0;
    }
}

/* Print Styles */
@media print {
    .loading-container,
    .loading-spinner {
        display: none;
    }
    
    body {
        background: white;
    }
}

/* ===== ROUTER LOADING & ERROR STATES ===== */

.route-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 60vh;
    padding: 40px 20px;
}

.route-loading .loading-spinner {
    width: 48px;
    height: 48px;
    margin-bottom: 20px;
}

.route-loading .spinner-circle {
    width: 100%;
    height: 100%;
    border: 3px solid rgba(255, 107, 53, 0.2);
    border-left-color: var(--dva-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.route-loading .loading-text {
    font-size: 16px;
    color: var(--syncsoft-gray);
    margin: 0;
}

.route-error,
.route-404 {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 60vh;
    padding: 40px 20px;
    text-align: center;
}

.route-error .error-icon,
.route-404 .error-icon {
    font-size: 4rem;
    margin-bottom: 24px;
    opacity: 0.8;
}

.route-error h2,
.route-404 h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--syncsoft-white);
    margin: 0 0 16px 0;
}

.route-error p,
.route-404 p {
    font-size: 16px;
    color: var(--syncsoft-gray);
    margin: 0 0 12px 0;
    max-width: 500px;
    line-height: 1.5;
}

.error-details {
    background: rgba(255, 107, 53, 0.1);
    border: 1px solid rgba(255, 107, 53, 0.3);
    border-radius: 8px;
    padding: 12px 16px;
    font-family: monospace;
    font-size: 14px;
    color: var(--dva-primary);
    margin-top: 20px !important;
}

.retry-btn,
.home-btn {
    margin-top: 24px;
    padding: 12px 24px;
    background: var(--dva-gradient);
    border: none;
    border-radius: 12px;
    color: white;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 16px rgba(255, 107, 53, 0.3);
}

.retry-btn:hover,
.home-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 107, 53, 0.4);
}

/* =============================================================================
   GLOBAL SMOOTH PAGE TRANSITIONS - NO WHITE FLASH
   ============================================================================= */

/* Prevent white background flash */
html, body {
    background: #0A0E1A !important; /* Dark background always */
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

/* Smooth page container */
#app, .app-container, main {
    background: linear-gradient(135deg, #0A0E1A 0%, #1A1F2E 50%, #0A0E1A 100%);
    min-height: 100vh;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Page transition overlay */
.page-transition-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #0A0E1A 0%, #1A1F2E 50%, #0A0E1A 100%);
    z-index: 9999;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.page-transition-overlay.active {
    opacity: 1;
    pointer-events: all;
}

/* Loading animation */
.page-transition-overlay .loading-spinner {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.page-transition-overlay .spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(255, 107, 53, 0.2);
    border-left: 3px solid #FF6B35;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.page-transition-overlay .loading-text {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Page content fade transitions */
.page-content {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.page-content.loading {
    opacity: 0;
    transform: translateY(20px);
}

.page-content.loaded {
    opacity: 1;
    transform: translateY(0);
}

/* Specific module containers - ADDED INFORMATION */
.dva-home, 
.dva-players, 
.dva-contact, 
.dva-about, 
.dva-information, 
.dva-tournament, 
.dva-ranking {
    background: linear-gradient(135deg, #0A0E1A 0%, #1A1F2E 50%, #0A0E1A 100%) !important;
    min-height: 100vh;
    opacity: 1;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.dva-home.page-entering,
.dva-players.page-entering,
.dva-contact.page-entering,
.dva-about.page-entering,
.dva-information.page-entering,
.dva-tournament.page-entering,
.dva-ranking.page-entering {
    opacity: 0;
    transform: translateY(30px);
}

/* Header and Footer stay consistent */
header, footer {
    background: rgba(26, 31, 46, 0.95) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 1000;
}

/* Prevent flash during navigation */
.navigation-loading body {
    overflow: hidden;
}

/* Smooth scroll behavior */
html {
    scroll-behavior: smooth;
}