/* ============================================
   High-Tech Payment Management System
   Futuristic Dark Theme with Glassmorphism
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Heebo:wght@300;400;500;600;700;800&display=swap');

:root {
    /* Primary Colors - Cyan/Turquoise Theme */
    --primary-color: #00d4ff;
    --primary-hover: #00b8e6;
    --primary-glow: rgba(0, 212, 255, 0.4);
    --primary-soft: rgba(0, 212, 255, 0.1);
    
    /* Status Colors */
    --success-color: #00ff88;
    --success-hover: #00e67a;
    --success-glow: rgba(0, 255, 136, 0.4);
    
    --danger-color: #ff4757;
    --danger-hover: #ff3344;
    --danger-glow: rgba(255, 71, 87, 0.4);
    
    --warning-color: #ffa502;
    --warning-hover: #ff9500;
    --warning-glow: rgba(255, 165, 2, 0.4);
    
    --info-color: #3b82f6;
    --info-glow: rgba(59, 130, 246, 0.4);
    
    /* Background Colors - Deep Space Theme */
    --bg-primary: #0a0a0f;
    --bg-secondary: rgba(20, 25, 40, 0.8);
    --bg-tertiary: rgba(35, 45, 65, 0.6);
    --bg-hover: rgba(50, 65, 90, 0.7);
    --bg-glass: rgba(15, 20, 35, 0.7);
    
    /* Text Colors */
    --text-primary: #f0f4ff;
    --text-secondary: #a0b0cc;
    --text-muted: #6b7a99;
    
    /* Border Colors */
    --border-color: rgba(0, 212, 255, 0.15);
    --border-hover: rgba(0, 212, 255, 0.3);
    --border-glow: rgba(0, 212, 255, 0.5);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 15px 60px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 30px var(--primary-glow);
    --shadow-glow-sm: 0 0 15px var(--primary-glow);
    
    /* Glassmorphism */
    --glass-blur: blur(20px);
    --glass-border: 1px solid rgba(255, 255, 255, 0.08);
    
    /* Accent Gradient */
    --gradient-primary: linear-gradient(135deg, #00d4ff 0%, #a855f7 50%, #ec4899 100%);
    --gradient-secondary: linear-gradient(135deg, #0a0a0f 0%, #1a1a2e 50%, #0a0a0f 100%);
    --gradient-card: linear-gradient(145deg, rgba(20, 25, 40, 0.9) 0%, rgba(10, 15, 25, 0.95) 100%);
}

/* Light Theme Support */
[data-theme="light"] {
    /* אפור-לבן נעים עם גוון תכלת עדין */
    --bg-primary: #fafbfe;
    --bg-secondary: rgba(255, 255, 255, 0.95);
    --bg-tertiary: rgba(248, 250, 255, 0.9);
    --bg-hover: rgba(240, 245, 255, 0.95);
    --bg-glass: rgba(255, 255, 255, 0.85);

    /* Comfortable text colors - not too dark */
    --text-primary: #2d3748;
    --text-secondary: #4a5568;
    --text-muted: #718096;

    /* Soft, subtle borders */
    --border-color: rgba(160, 180, 220, 0.25);
    --border-hover: rgba(120, 150, 200, 0.35);
    --border-glow: rgba(100, 140, 200, 0.3);

    /* Pleasant primary colors - soft teal */
    --primary-color: #38b2ac;
    --primary-hover: #319795;
    --primary-glow: rgba(56, 178, 172, 0.25);
    --primary-soft: rgba(56, 178, 172, 0.1);

    /* Softer status colors */
    --success-color: #48bb78;
    --success-hover: #38a169;
    --success-glow: rgba(72, 187, 120, 0.25);

    --danger-color: #fc8181;
    --danger-hover: #f56565;
    --danger-glow: rgba(252, 129, 129, 0.25);

    --warning-color: #f6ad55;
    --warning-hover: #ed8936;
    --warning-glow: rgba(246, 173, 85, 0.25);

    --info-color: #63b3ed;
    --info-glow: rgba(99, 179, 237, 0.25);

    /* Soft, pleasant shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 12px 36px rgba(0, 0, 0, 0.12);
    --shadow-glow: 0 0 20px var(--primary-glow);
    --shadow-glow-sm: 0 0 10px var(--primary-glow);

    /* Light gradient for cards */
    --gradient-primary: linear-gradient(135deg, #38b2ac 0%, #4fd1c5 50%, #81e6d9 100%);
    --gradient-secondary: linear-gradient(135deg, #fafbfe 0%, #f0f4ff 50%, #fafbfe 100%);
    --gradient-card: linear-gradient(145deg, rgba(255, 255, 255, 0.98) 0%, rgba(248, 250, 255, 0.95) 100%);
}

/* ============================================
   Reset & Base Styles
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Heebo', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--bg-primary);
    background-image: 
        radial-gradient(ellipse at top right, rgba(0, 212, 255, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at bottom left, rgba(168, 85, 247, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse at center, rgba(236, 72, 153, 0.04) 0%, transparent 70%);
    background-attachment: fixed;
    color: var(--text-primary);
    direction: rtl;
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Animated Background Grid */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: -1;
}

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

/* ============================================
   Header - Glassmorphism Navigation
   ============================================ */
.header {
    background: var(--bg-glass);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--border-color);
    padding: 0.75rem 0; /* הקטנתי מעט את ה-padding */
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-md), 0 1px 0 rgba(0, 212, 255, 0.1);
}

.header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
    opacity: 0.5;
}

.header-content {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    flex-direction: column; /* ✅ שתי שורות */
    gap: 0.75rem; /* מרווח בין השורות */
}

/* שורה עליונה - לוגו וכותרת + משתמש */
.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.header-branding {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-shrink: 0; /* מונע התכווצות */
}

.header-logo-placeholder {
    width: 50px;
    height: 50px;
    background: var(--bg-tertiary);
    border: 2px solid var(--primary-color);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: 0 0 20px var(--primary-glow);
}

.header-logo-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 6px;
}

.header-user-section {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex: 1; /* ✅ תופס את כל המקום שנותר */
    justify-content: flex-end; /* ✅ יישור לצד ימין */
}

/* שורה תחתונה - ניווט וכפתורי פעולה */
.header-bottom {
    display: flex;
    justify-content: center; /* ✅ מרכז את כל התוכן */
    align-items: center;
    position: relative; /* ✅ לצורך מיקום אבסולוטי של הכפתורים */
    padding: 0 150px; /* ✅ שמור מקום לכפתורים משני הצדדים */
}

.logo {
    font-size: 1.4rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px var(--primary-glow);
    letter-spacing: -0.5px;
    position: relative;
    white-space: nowrap;
}

.logo::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: 2px;
    opacity: 0.6;
}

.nav {
    display: flex;
    gap: 0.75rem;
    justify-content: center;
    flex-wrap: wrap;
    /* הסרתי flex: 1 כדי שלא יתפוס את כל הרוחב */
}

.nav-link {
    display: inline-block;
    padding: 0.75rem 1.5rem; /* ✅ הגדלתי */
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    font-weight: 500;
    border: 1px solid transparent;
    white-space: nowrap;
    font-size: 1rem; /* ✅ הגדלתי מ-0.95rem */
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 8px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: all 0.3s ease;
    transform: translateX(-50%);
    border-radius: 2px;
    box-shadow: 0 0 10px var(--primary-glow);
}

.nav-link:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
    border-color: var(--border-color);
}

.nav-link:hover::before {
    width: 60%;
}

.nav-link.active {
    color: var(--primary-color);
    background: var(--primary-soft);
    border-color: var(--border-hover);
    text-shadow: 0 0 20px var(--primary-glow);
}

.nav-link.active::before {
    width: 80%;
}

.user-menu {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
    position: absolute; /* ✅ מיקום אבסולוטי */
    left: 20px; /* ✅ מצד שמאל (RTL) */
}

.user-info {
    color: var(--text-secondary);
    font-size: 1rem; /* ✅ הגדלתי מ-0.9rem */
    padding: 0.6rem 1rem; /* ✅ הגדלתי */
    background: var(--bg-tertiary);
    border-radius: 20px;
    border: 1px solid var(--border-color);
    white-space: nowrap;
    font-weight: 500; /* ✅ הוספתי */
}

/* ============================================
   Cards - Glass Effect
   ============================================ */
.card {
    background: var(--gradient-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-md);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
}

.card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-lg), var(--shadow-glow-sm);
    transform: translateY(-2px);
}

.card-header {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.card-header::before {
    content: '';
    width: 4px;
    height: 20px;
    background: var(--gradient-primary);
    border-radius: 4px;
}

.card-body {
    padding: 0.5rem 0;
}

/* ============================================
   Grid System
   ============================================ */
.grid {
    display: grid;
    gap: 1.5rem;
}

.grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 1024px) {
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }
    
    .nav {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }
}

/* ============================================
   Buttons - Gradient & Glow Effects
   ============================================ */
.btn {
    padding: 0.6rem 1.25rem;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 600;
    font-family: inherit;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, #0099cc 100%);
    color: #0a0a0f;
    box-shadow: 0 4px 15px var(--primary-glow);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-hover) 0%, #007aa3 100%);
    box-shadow: 0 6px 25px var(--primary-glow);
    transform: translateY(-2px);
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color) 0%, #00cc6a 100%);
    color: #0a0a0f;
    box-shadow: 0 4px 15px var(--success-glow);
}

.btn-success:hover {
    background: linear-gradient(135deg, var(--success-hover) 0%, #00b35c 100%);
    box-shadow: 0 6px 25px var(--success-glow);
    transform: translateY(-2px);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-color) 0%, #cc3344 100%);
    color: white;
    box-shadow: 0 4px 15px var(--danger-glow);
}

.btn-danger:hover {
    background: linear-gradient(135deg, var(--danger-hover) 0%, #aa2233 100%);
    box-shadow: 0 6px 25px var(--danger-glow);
    transform: translateY(-2px);
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning-color) 0%, #cc8500 100%);
    color: #0a0a0f;
    box-shadow: 0 4px 15px var(--warning-glow);
}

.btn-warning:hover {
    background: linear-gradient(135deg, var(--warning-hover) 0%, #b37700 100%);
    box-shadow: 0 6px 25px var(--warning-glow);
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-hover);
    border-color: var(--border-hover);
    box-shadow: var(--shadow-glow-sm);
}

.btn-sm {
    padding: 0.4rem 0.85rem;
    font-size: 0.85rem;
}

.btn-lg {
    padding: 0.85rem 1.75rem;
    font-size: 1.05rem;
}

/* ============================================
   Forms - Futuristic Inputs
   ============================================ */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.9rem;
}

.form-control {
    width: 100%;
    padding: 0.7rem 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-soft), var(--shadow-glow-sm);
    background: var(--bg-secondary);
}

select.form-control {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2300d4ff' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: left 1rem center;
    padding-left: 2.5rem;
}

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

/* ============================================
   Tables - Futuristic Data Display
   ============================================ */
.table-container {
    overflow-x: auto;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: var(--bg-glass);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
}

table {
    width: 100%;
    border-collapse: collapse;
}

thead {
    background: linear-gradient(180deg, var(--bg-tertiary) 0%, var(--bg-secondary) 100%);
}

th {
    padding: 1rem 1.25rem;
    text-align: right;
    font-weight: 600;
    color: var(--primary-color);
    border-bottom: 2px solid var(--border-hover);
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.5px;
}

td {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
    transition: all 0.2s ease;
}

tbody tr {
    transition: all 0.3s ease;
}

tbody tr:hover {
    background: var(--bg-hover);
}

tbody tr:hover td {
    color: var(--text-primary);
}

tbody tr:last-child td {
    border-bottom: none;
}

/* ============================================
   Badges - Glowing Status Indicators
   ============================================ */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.3rem 0.85rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.3px;
    border: 1px solid transparent;
}

.badge-success {
    background: rgba(0, 255, 136, 0.15);
    color: var(--success-color);
    border-color: rgba(0, 255, 136, 0.3);
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.2);
}

.badge-danger {
    background: rgba(255, 71, 87, 0.15);
    color: var(--danger-color);
    border-color: rgba(255, 71, 87, 0.3);
    box-shadow: 0 0 10px rgba(255, 71, 87, 0.2);
}

.badge-warning {
    background: rgba(255, 165, 2, 0.15);
    color: var(--warning-color);
    border-color: rgba(255, 165, 2, 0.3);
    box-shadow: 0 0 10px rgba(255, 165, 2, 0.2);
}

.badge-info {
    background: rgba(59, 130, 246, 0.15);
    color: var(--info-color);
    border-color: rgba(59, 130, 246, 0.3);
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.2);
}

/* ============================================
   Toggle Switch - Futuristic Design
   ============================================ */
.toggle-switch {
    position: relative;
    display: inline-block;
    width: 52px;
    height: 28px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-tertiary);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 28px;
    border: 1px solid var(--border-color);
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 20px;
    width: 20px;
    right: 3px;
    bottom: 3px;
    background: linear-gradient(135deg, #fff 0%, #e0e0e0 100%);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 50%;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.toggle-switch input:checked + .toggle-slider {
    background: linear-gradient(135deg, var(--success-color) 0%, #00cc6a 100%);
    border-color: var(--success-color);
    box-shadow: 0 0 15px var(--success-glow);
}

.toggle-switch input:checked + .toggle-slider:before {
    transform: translateX(-24px);
}

/* ============================================
   Modal - Glass Overlay
   ============================================ */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(5, 5, 10, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
    animation: modalFadeIn 0.3s ease;
}

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

.modal-content {
    background: var(--gradient-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-hover);
    border-radius: 20px;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl), var(--shadow-glow);
    animation: modalSlideIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(180deg, var(--bg-tertiary) 0%, transparent 100%);
}

.modal-title {
    font-size: 1.3rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modal-close {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    font-size: 1.25rem;
    cursor: pointer;
    color: var(--text-muted);
    padding: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.modal-close:hover {
    background: var(--danger-color);
    border-color: var(--danger-color);
    color: white;
    transform: rotate(90deg);
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    padding: 1.25rem 1.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 0.75rem;
    justify-content: flex-start;
    background: linear-gradient(0deg, var(--bg-tertiary) 0%, transparent 100%);
}

/* ============================================
   Stats Cards - Glowing Metrics
   ============================================ */
.stat-card {
    background: var(--gradient-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
}

.stat-card::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
    opacity: 0.3;
    transition: all 0.4s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--border-hover);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.stat-card:hover::after {
    opacity: 0.5;
    width: 150px;
    height: 150px;
}

.stat-value {
    font-size: 2.25rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
    line-height: 1.2;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
}

/* ============================================
   Loading Spinner - Gradient Animation
   ============================================ */
.spinner {
    width: 50px;
    height: 50px;
    margin: 2rem auto;
    border-radius: 50%;
    background: conic-gradient(from 0deg, transparent 0%, var(--primary-color) 100%);
    animation: spin 1s linear infinite;
    position: relative;
}

.spinner::before {
    content: '';
    position: absolute;
    top: 4px;
    left: 4px;
    right: 4px;
    bottom: 4px;
    background: var(--bg-primary);
    border-radius: 50%;
}

.spinner::after {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    width: 8px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 50%;
    transform: translateX(-50%);
    box-shadow: 0 0 10px var(--primary-color), 0 0 20px var(--primary-glow);
}

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

/* ============================================
   Alerts - Glass Notifications
   ============================================ */
.alert {
    padding: 1rem 1.25rem;
    border-radius: 12px;
    margin-bottom: 1rem;
    border-right: 4px solid;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.alert-success {
    background: rgba(0, 255, 136, 0.1);
    border-color: var(--success-color);
    color: var(--success-color);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.1);
}

.alert-danger {
    background: rgba(255, 71, 87, 0.1);
    border-color: var(--danger-color);
    color: var(--danger-color);
    box-shadow: 0 0 20px rgba(255, 71, 87, 0.1);
}

.alert-warning {
    background: rgba(255, 165, 2, 0.1);
    border-color: var(--warning-color);
    color: var(--warning-color);
    box-shadow: 0 0 20px rgba(255, 165, 2, 0.1);
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    border-color: var(--info-color);
    color: var(--info-color);
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.1);
}

/* ============================================
   Utilities
   ============================================ */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.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; }

.flex { display: flex; }

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

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

.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }

.hidden { display: none !important; }

/* ============================================
   Scrollbar Styling
   ============================================ */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 4px;
    border: 2px solid var(--bg-primary);
}

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

/* ============================================
   Selection Styling
   ============================================ */
::selection {
    background: var(--primary-color);
    color: var(--bg-primary);
}

/* ============================================
   Additional Animations
   ============================================ */
@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 20px var(--primary-glow);
    }
    50% {
        box-shadow: 0 0 40px var(--primary-glow), 0 0 60px var(--primary-glow);
    }
}

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

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

@keyframes pulseRing {
    0% {
        transform: scale(0.8);
        opacity: 1;
    }
    100% {
        transform: scale(1.5);
        opacity: 0;
    }
}

/* Utility classes for animations */
.animate-glow {
    animation: glow 2s ease-in-out infinite;
}

.animate-float {
    animation: float 3s ease-in-out infinite;
}

.animate-shimmer {
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    background-size: 200% 100%;
    animation: shimmer 2s linear infinite;
}
/* ============================================
   Scroll to Top Button
   ============================================ */

.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--bg-secondary);
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
    box-shadow: 0 4px 20px var(--primary-glow),
                0 0 30px var(--primary-glow);
    backdrop-filter: blur(10px);
}

.scroll-to-top:hover {
    background: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: 0 6px 30px var(--primary-glow),
                0 0 50px var(--primary-glow);
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top::before {
    content: '↑';
    font-size: 24px;
    font-weight: bold;
    color: var(--primary-color);
    transition: color 0.3s ease;
}

.scroll-to-top:hover::before {
    color: var(--bg-primary);
}

/* Animation for scroll button */
@keyframes bounce-up {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.scroll-to-top.visible {
    animation: bounce-up 2s ease-in-out infinite;
}

.scroll-to-top:hover {
    animation: none;
}