/* /assets/css/main.css */

/* ========================================
   ROOT VARIABLES & THEME - NEW COLORS
   ======================================== */
:root {
    /* Primary Colors - White, Red, Blue Theme */
    --primary-white: #FFFFFF;
    --primary-red: #C41E24;
    --primary-red-dark: #8B0000;
    --primary-red-light: #E53935;
    --primary-blue: #1A2A5E;
    --primary-blue-light: #2C4A7C;
    --primary-blue-dark: #0F1A3A;
    
    /* Accent - Minimal Gold (for highlights only) */
    --accent-gold: #C9A94E;
    --accent-gold-light: #E8D5A3;
    --accent-gold-dark: #A8892A;
    
    /* Neutral Colors */
    --white: #FFFFFF;
    --off-white: #F8F6F2;
    --light-gray: #E5E3E0;
    --medium-gray: #B0ADAA;
    --dark-gray: #4A4744;
    --black: #1A1817;
    
    /* Status Colors */
    --success: #10B981;
    --success-light: #D1FAE5;
    --error: #EF4444;
    --error-light: #FEE2E2;
    --warning: #F59E0B;
    --warning-light: #FEF3C7;
    --info: #3B82F6;
    --info-light: #DBEAFE;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-red: 0 4px 14px 0 rgba(196, 30, 36, 0.4);
    --shadow-blue: 0 4px 14px 0 rgba(26, 42, 94, 0.4);
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-2xl: 2rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
    
    /* Spacing */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --spacing-20: 5rem;
    --spacing-24: 6rem;
    
    /* Font Sizes */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    --text-6xl: 3.75rem;
    
    /* Font Weights */
    --font-light: 300;
    --font-normal: 400;
    --font-medium: 500;
    --font-semibold: 600;
    --font-bold: 700;
    --font-extrabold: 800;
}

/* ========================================
   RESET & BASE STYLES
   ======================================== */
*, *::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: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--off-white);
    color: var(--primary-blue);
    line-height: 1.6;
    min-height: 100vh;
}

/* ========================================
   TYPOGRAPHY
   ======================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-semibold);
    line-height: 1.25;
    color: var(--primary-blue);
}

h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }

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

a:hover {
    color: var(--primary-red);
}

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

ul, ol {
    list-style: none;
}

/* ========================================
   CONTAINER
   ======================================== */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
}

@media (min-width: 640px) {
    .container {
        padding: 0 var(--spacing-6);
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 var(--spacing-8);
    }
}

/* ========================================
   BUTTONS - UPDATED
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-6);
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    cursor: pointer;
    transition: all var(--transition-normal);
    text-align: center;
    text-decoration: none;
    position: relative;
    overflow: hidden;
    min-height: 48px;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* Primary Button - Red */
.btn-primary {
    background: linear-gradient(135deg, var(--primary-red), var(--primary-red-dark));
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-red);
}

.btn-primary:active:not(:disabled) {
    transform: translateY(0px);
}

/* Secondary Button - Blue */
.btn-secondary {
    background: var(--primary-blue);
    color: var(--white);
    border: none;
}

.btn-secondary:hover:not(:disabled) {
    background: var(--primary-blue-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-blue);
}

/* Outline Red */
.btn-outline-red {
    background: transparent;
    color: var(--primary-red);
    border: 2px solid var(--primary-red);
}

.btn-outline-red:hover:not(:disabled) {
    background: var(--primary-red);
    color: var(--white);
    transform: translateY(-2px);
}

/* Outline Blue */
.btn-outline-blue {
    background: transparent;
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
}

.btn-outline-blue:hover:not(:disabled) {
    background: var(--primary-blue);
    color: var(--white);
    transform: translateY(-2px);
}

/* Gold accent button (minimal use) */
.btn-gold {
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-dark));
    color: var(--white);
}

.btn-gold:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
}

/* White button */
.btn-white {
    background: var(--white);
    color: var(--primary-blue);
    border: 1px solid var(--light-gray);
}

.btn-white:hover:not(:disabled) {
    background: var(--off-white);
    transform: translateY(-2px);
}

/* Button Sizes */
.btn-sm {
    padding: var(--spacing-2) var(--spacing-4);
    font-size: var(--text-sm);
    min-height: 36px;
}

.btn-lg {
    padding: var(--spacing-4) var(--spacing-8);
    font-size: var(--text-lg);
    min-height: 56px;
}

.btn-icon {
    gap: var(--spacing-2);
}

.btn-icon i {
    font-size: 1.25em;
}

/* ========================================
   CARDS
   ======================================== */
.card {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.card-header {
    padding: var(--spacing-4) var(--spacing-6);
    border-bottom: 1px solid var(--light-gray);
    background: var(--off-white);
}

.card-body {
    padding: var(--spacing-6);
}

.card-footer {
    padding: var(--spacing-4) var(--spacing-6);
    border-top: 1px solid var(--light-gray);
    background: var(--off-white);
}

/* ========================================
   BOOK CARDS
   ======================================== */
.book-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    cursor: pointer;
    position: relative;
}

.book-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.book-card-cover {
    position: relative;
    padding-top: 140%;
    background: var(--light-gray);
    overflow: hidden;
}

.book-card-cover img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.book-card:hover .book-card-cover img {
    transform: scale(1.05);
}

.book-card-badge {
    position: absolute;
    top: var(--spacing-2);
    right: var(--spacing-2);
    padding: var(--spacing-1) var(--spacing-3);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: var(--primary-red);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.book-card-badge.subscriber {
    background: var(--primary-blue);
}

.book-card-badge.bestseller {
    background: var(--primary-red-dark);
}

.book-card-badge.new {
    background: var(--success);
}

.book-card-body {
    padding: var(--spacing-4);
}

.book-card-title {
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    margin-bottom: var(--spacing-1);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.3;
}

.book-card-author {
    font-size: var(--text-sm);
    color: var(--medium-gray);
    margin-bottom: var(--spacing-2);
}

.book-card-price {
    font-size: var(--text-lg);
    font-weight: var(--font-bold);
    color: var(--primary-red);
}

.book-card-price .original {
    font-size: var(--text-sm);
    color: var(--medium-gray);
    text-decoration: line-through;
    margin-right: var(--spacing-2);
}

/* ========================================
   NAVIGATION - UPDATED
   ======================================== */
.navbar {
    background: var(--white);
    color: var(--primary-blue);
    padding: 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    border-bottom: 3px solid var(--primary-red);
}

.navbar-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--primary-blue);
}

.navbar-brand img {
    height: 40px;
    width: auto;
}

.navbar-brand span:last-child {
    color: var(--primary-red);
}

.navbar-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-6);
}

.navbar-links a {
    color: var(--primary-blue);
    font-weight: var(--font-medium);
    padding: var(--spacing-2) var(--spacing-3);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    position: relative;
}

.navbar-links a:hover {
    color: var(--primary-red);
    background: rgba(196, 30, 36, 0.05);
}

.navbar-links a.active {
    color: var(--primary-red);
}

.navbar-links a.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    background: var(--primary-red);
    border-radius: var(--radius-full);
}

/* Navbar Dropdown */
.navbar-dropdown {
    position: relative;
}

.navbar-dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    min-width: 200px;
    padding: var(--spacing-2);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-normal);
    z-index: 1001;
}

.navbar-dropdown:hover .navbar-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.navbar-dropdown-menu a {
    display: block;
    padding: var(--spacing-2) var(--spacing-4);
    color: var(--primary-blue);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.navbar-dropdown-menu a:hover {
    background: var(--off-white);
    color: var(--primary-red);
}

/* Mobile Menu */
.navbar-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--primary-blue);
    font-size: var(--text-2xl);
    cursor: pointer;
    padding: var(--spacing-2);
}

@media (max-width: 768px) {
    .navbar-toggle {
        display: block;
    }
    
    .navbar-links {
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: var(--spacing-4);
        gap: var(--spacing-2);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-normal);
        box-shadow: var(--shadow-lg);
        border-top: 3px solid var(--primary-red);
    }
    
    .navbar-links.open {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .navbar-links a {
        width: 100%;
        padding: var(--spacing-3) var(--spacing-4);
        color: var(--primary-blue);
    }
    
    .navbar-links a:hover {
        background: rgba(196, 30, 36, 0.05);
    }
    
    .navbar-dropdown-menu {
        position: static;
        background: var(--off-white);
        box-shadow: none;
        padding: var(--spacing-2) 0 0 var(--spacing-4);
        opacity: 1;
        visibility: visible;
        transform: none;
    }
    
    .navbar-dropdown-menu a {
        color: var(--primary-blue);
    }
    
    .navbar-dropdown-menu a:hover {
        background: rgba(196, 30, 36, 0.1);
        color: var(--primary-red);
    }
}

/* ========================================
   HERO SECTION - UPDATED
   ======================================== */
.hero {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
    color: var(--white);
    padding: var(--spacing-20) 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: radial-gradient(circle at 70% 50%, rgba(196, 30, 36, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 600px;
}

.hero h1 {
    font-size: var(--text-5xl);
    font-weight: var(--font-extrabold);
    margin-bottom: var(--spacing-4);
    color: var(--white);
}

.hero h1 span {
    color: var(--primary-red);
}

.hero p {
    font-size: var(--text-lg);
    opacity: 0.9;
    margin-bottom: var(--spacing-6);
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-4);
    flex-wrap: wrap;
}

@media (max-width: 768px) {
    .hero {
        padding: var(--spacing-12) 0;
        text-align: center;
    }
    
    .hero-content {
        max-width: 100%;
    }
    
    .hero h1 {
        font-size: var(--text-3xl);
    }
    
    .hero-buttons {
        justify-content: center;
    }
}

/* ========================================
   SECTION HEADERS
   ======================================== */
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-6);
    flex-wrap: wrap;
    gap: var(--spacing-4);
}

.section-header h2 {
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
}

.section-header h2 span {
    color: var(--primary-red);
}

.section-header .view-all {
    color: var(--primary-red);
    font-weight: var(--font-medium);
    display: flex;
    align-items: center;
    gap: var(--spacing-1);
    transition: all var(--transition-fast);
}

.section-header .view-all:hover {
    gap: var(--spacing-3);
}

/* ========================================
   GRID LAYOUTS
   ======================================== */
.grid-books {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-6);
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-6);
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-6);
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-6);
}

@media (max-width: 1024px) {
    .grid-4 { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
    .grid-books { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
    .grid-2 { grid-template-columns: 1fr; }
    .grid-3 { grid-template-columns: 1fr; }
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
    .grid-4 { grid-template-columns: 1fr; }
}

/* ========================================
   TOAST NOTIFICATIONS
   ======================================== */
.toast-container {
    position: fixed;
    top: var(--spacing-4);
    right: var(--spacing-4);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
    max-width: 400px;
    width: 100%;
}

.toast {
    background: var(--white);
    padding: var(--spacing-4) var(--spacing-6);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    border-left: 4px solid var(--success);
    animation: slideInRight 0.3s ease-out;
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

.toast.error {
    border-left-color: var(--error);
}

.toast.warning {
    border-left-color: var(--warning);
}

.toast.info {
    border-left-color: var(--info);
}

.toast-icon {
    font-size: var(--text-xl);
    flex-shrink: 0;
}

.toast-content {
    flex: 1;
}

.toast-title {
    font-weight: var(--font-semibold);
    font-size: var(--text-sm);
}

.toast-message {
    font-size: var(--text-sm);
    color: var(--dark-gray);
}

.toast-close {
    background: none;
    border: none;
    font-size: var(--text-xl);
    cursor: pointer;
    color: var(--medium-gray);
    padding: var(--spacing-1);
    transition: color var(--transition-fast);
}

.toast-close:hover {
    color: var(--dark-gray);
}

@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;
    }
}

.toast.removing {
    animation: slideOutRight 0.3s ease-in forwards;
}

/* ========================================
   MODAL
   ======================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 9998;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-4);
    animation: fadeIn 0.2s ease-out;
}

.modal {
    background: var(--white);
    border-radius: var(--radius-xl);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalSlideIn 0.3s ease-out;
}

.modal-header {
    padding: var(--spacing-4) var(--spacing-6);
    border-bottom: 1px solid var(--light-gray);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-header h3 {
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--primary-blue);
}

.modal-close {
    background: none;
    border: none;
    font-size: var(--text-2xl);
    cursor: pointer;
    color: var(--medium-gray);
    padding: var(--spacing-1);
    transition: color var(--transition-fast);
}

.modal-close:hover {
    color: var(--dark-gray);
}

.modal-body {
    padding: var(--spacing-6);
}

.modal-footer {
    padding: var(--spacing-4) var(--spacing-6);
    border-top: 1px solid var(--light-gray);
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-3);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes modalSlideIn {
    from {
        transform: scale(0.9) translateY(20px);
        opacity: 0;
    }
    to {
        transform: scale(1) translateY(0);
        opacity: 1;
    }
}

/* ========================================
   FORM ELEMENTS
   ======================================== */
.form-group {
    margin-bottom: var(--spacing-4);
}

.form-label {
    display: block;
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--dark-gray);
    margin-bottom: var(--spacing-1);
}

.form-label .required {
    color: var(--error);
    margin-left: var(--spacing-1);
}

.form-control {
    width: 100%;
    padding: var(--spacing-3) var(--spacing-4);
    border: 2px solid var(--light-gray);
    border-radius: var(--radius-md);
    font-size: var(--text-base);
    transition: all var(--transition-fast);
    background: var(--white);
    color: var(--primary-blue);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-red);
    box-shadow: 0 0 0 4px rgba(196, 30, 36, 0.1);
}

.form-control.error {
    border-color: var(--error);
}

.form-control.error:focus {
    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.1);
}

.form-control.success {
    border-color: var(--success);
}

.form-control:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.form-hint {
    font-size: var(--text-sm);
    color: var(--medium-gray);
    margin-top: var(--spacing-1);
}

.form-error {
    font-size: var(--text-sm);
    color: var(--error);
    margin-top: var(--spacing-1);
    display: none;
}

.form-error.visible {
    display: block;
}

/* ========================================
   LOADING STATES
   ======================================== */
.loading-spinner {
    display: inline-block;
    width: 24px;
    height: 24px;
    border: 3px solid var(--light-gray);
    border-top-color: var(--primary-red);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.loading-spinner-sm {
    width: 16px;
    height: 16px;
    border-width: 2px;
}

.loading-spinner-lg {
    width: 40px;
    height: 40px;
    border-width: 4px;
}

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

/* Skeleton Loaders */
.skeleton {
    background: linear-gradient(90deg, var(--light-gray) 25%, var(--off-white) 50%, var(--light-gray) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s ease-in-out infinite;
    border-radius: var(--radius-sm);
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-text {
    height: 1em;
    margin-bottom: var(--spacing-2);
}

.skeleton-text:last-child {
    margin-bottom: 0;
}

.skeleton-text-sm { height: 0.875em; }
.skeleton-text-lg { height: 1.25em; }
.skeleton-text-xl { height: 1.5em; }

.skeleton-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
}

.skeleton-card {
    border-radius: var(--radius-lg);
    padding: var(--spacing-4);
}

/* ========================================
   AUTH PAGES
   ======================================== */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
    padding: var(--spacing-4);
}

.auth-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-8);
    max-width: 440px;
    width: 100%;
    box-shadow: var(--shadow-2xl);
}

.auth-card .logo {
    text-align: center;
    margin-bottom: var(--spacing-6);
}

.auth-card .logo h1 {
    font-size: var(--text-2xl);
    font-weight: var(--font-extrabold);
    color: var(--primary-blue);
}

.auth-card .logo h1 span {
    color: var(--primary-red);
}

.auth-card .logo p {
    color: var(--medium-gray);
    font-size: var(--text-sm);
}

.auth-card .auth-divider {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
    margin: var(--spacing-6) 0;
}

.auth-card .auth-divider::before,
.auth-card .auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--light-gray);
}

.auth-card .auth-divider span {
    color: var(--medium-gray);
    font-size: var(--text-sm);
}

.auth-card .auth-footer {
    text-align: center;
    margin-top: var(--spacing-6);
    font-size: var(--text-sm);
    color: var(--medium-gray);
}

.auth-card .auth-footer a {
    color: var(--primary-red);
    font-weight: var(--font-semibold);
}

.auth-card .auth-footer a:hover {
    text-decoration: underline;
}

@media (max-width: 480px) {
    .auth-card {
        padding: var(--spacing-6);
    }
}

/* ========================================
   PROFILE PAGE
   ======================================== */
.profile-header {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-6);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-6);
    margin-bottom: var(--spacing-6);
}

.profile-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-red), var(--primary-red-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    color: var(--white);
    flex-shrink: 0;
}

.profile-info h2 {
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
}

.profile-info p {
    color: var(--medium-gray);
    font-size: var(--text-sm);
}

@media (max-width: 480px) {
    .profile-header {
        flex-direction: column;
        text-align: center;
    }
}

/* ========================================
   ADMIN DASHBOARD
   ======================================== */
.admin-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-6);
}

.admin-stat-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-4);
    box-shadow: var(--shadow-md);
    text-align: center;
}

.admin-stat-card .stat-value {
    font-size: var(--text-3xl);
    font-weight: var(--font-extrabold);
    color: var(--primary-blue);
}

.admin-stat-card .stat-label {
    font-size: var(--text-sm);
    color: var(--medium-gray);
    margin-top: var(--spacing-1);
}

.admin-stat-card .stat-icon {
    font-size: var(--text-2xl);
    margin-bottom: var(--spacing-2);
    color: var(--primary-red);
}

/* ========================================
   UTILITY CLASSES
   ======================================== */
.text-red { color: var(--primary-red); }
.text-blue { color: var(--primary-blue); }
.text-gold { color: var(--accent-gold); }
.text-white { color: var(--white); }
.text-success { color: var(--success); }
.text-error { color: var(--error); }
.text-warning { color: var(--warning); }

.bg-red { background: var(--primary-red); }
.bg-blue { background: var(--primary-blue); }
.bg-white { background: var(--white); }
.bg-off-white { background: var(--off-white); }
.bg-gold { background: var(--accent-gold); }

.border-red { border-color: var(--primary-red); }
.border-blue { border-color: var(--primary-blue); }

.shadow-red { box-shadow: var(--shadow-red); }
.shadow-blue { box-shadow: var(--shadow-blue); }

.rounded-full { border-radius: var(--radius-full); }

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

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-1 { margin-top: var(--spacing-1); }
.mt-2 { margin-top: var(--spacing-2); }
.mt-3 { margin-top: var(--spacing-3); }
.mt-4 { margin-top: var(--spacing-4); }
.mt-6 { margin-top: var(--spacing-6); }
.mt-8 { margin-top: var(--spacing-8); }

.mb-1 { margin-bottom: var(--spacing-1); }
.mb-2 { margin-bottom: var(--spacing-2); }
.mb-3 { margin-bottom: var(--spacing-3); }
.mb-4 { margin-bottom: var(--spacing-4); }
.mb-6 { margin-bottom: var(--spacing-6); }
.mb-8 { margin-bottom: var(--spacing-8); }

.p-4 { padding: var(--spacing-4); }
.p-6 { padding: var(--spacing-6); }
.p-8 { padding: var(--spacing-8); }

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

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

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

.gap-1 { gap: var(--spacing-1); }
.gap-2 { gap: var(--spacing-2); }
.gap-3 { gap: var(--spacing-3); }
.gap-4 { gap: var(--spacing-4); }
.gap-6 { gap: var(--spacing-6); }

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

/* ========================================
   RESPONSIVE HELPERS
   ======================================== */
.hide-desktop {
    display: none;
}

.hide-mobile {
    display: block;
}

@media (max-width: 768px) {
    .hide-mobile {
        display: none;
    }
    .hide-desktop {
        display: block;
    }
}

/* ========================================
   SCROLLBAR STYLING
   ======================================== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--off-white);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-red);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-red-dark);
}

/* ========================================
   PRINT STYLES
   ======================================== */
@media print {
    .navbar,
    .toast-container,
    .modal-overlay {
        display: none !important;
    }
    
    body {
        background: white;
    }
    
    .card {
        box-shadow: none !important;
        border: 1px solid #ddd;
    }
}