* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary-color: #a78bfa;
    --accent-color: #10b981;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    
    /* Dark Theme Colors */
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --border-color: #334155;
    --border-hover: #475569;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.3);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.4);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.5);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.6);
    --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.3);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', sans-serif;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
    background-attachment: fixed;
    min-height: 100vh;
    padding: 2rem 1rem;
    color: var(--text-primary);
    line-height: 1.6;
    position: relative;
    overflow-x: hidden;
}

/* Animated background particles */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 50%, rgba(99, 102, 241, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(167, 139, 250, 0.1) 0%, transparent 50%);
    animation: pulse 8s ease-in-out infinite;
    pointer-events: none;
    z-index: 0;
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.5;
    }
    50% {
        opacity: 1;
    }
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 24px;
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    border: 1px solid var(--border-color);
    position: relative;
    z-index: 1;
}

/* Header Styles */
header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 3rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

header::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 0.5rem;
    position: relative;
    z-index: 1;
}

.logo i {
    font-size: 3rem;
    animation: float 3s ease-in-out infinite;
    filter: drop-shadow(0 0 20px rgba(255, 255, 255, 0.5));
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-10px) rotate(5deg);
    }
}

header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    position: relative;
    z-index: 1;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.tagline {
    font-size: 1.125rem;
    opacity: 0.95;
    font-weight: 400;
    position: relative;
    z-index: 1;
    animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 0.95;
        transform: translateY(0);
    }
}

/* Admin Header Styles */
.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
    position: relative;
    z-index: 1;
}

.admin-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn-secondary,
.btn-logout {
    padding: 0.75rem 1.5rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.btn-logout {
    background: rgba(239, 68, 68, 0.2);
    color: #fca5a5;
    border-color: rgba(239, 68, 68, 0.3);
}

.btn-logout:hover {
    background: rgba(239, 68, 68, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.4);
}

/* Alert Styles */
.alert {
    margin: 1.5rem 2rem;
    padding: 1rem 1.5rem;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 1rem;
    font-weight: 500;
    animation: slideInDown 0.5s ease-out;
    backdrop-filter: blur(10px);
}

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

.alert i {
    font-size: 1.25rem;
    animation: bounceIn 0.6s ease-out;
}

@keyframes bounceIn {
    0% {
        transform: scale(0);
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
    }
}

.alert-success {
    background: rgba(16, 185, 129, 0.15);
    color: #6ee7b7;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.alert-info {
    background: rgba(99, 102, 241, 0.15);
    color: #a5b4fc;
    border: 1px solid rgba(99, 102, 241, 0.3);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.15);
    color: #fcd34d;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.alert-danger {
    background: rgba(239, 68, 68, 0.15);
    color: #fca5a5;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

/* Main Content */
main {
    padding: 2rem;
}

h2 {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    position: relative;
    display: inline-block;
}

h2::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
    animation: expand 1s ease-out;
}

@keyframes expand {
    from {
        width: 0;
    }
    to {
        width: 60px;
    }
}

h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

/* Stats Grid (Admin Dashboard) */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    animation: fadeInUp 0.6s ease-out;
    animation-fill-mode: both;
}

.stat-card:nth-child(1) { animation-delay: 0.1s; }
.stat-card:nth-child(2) { animation-delay: 0.2s; }
.stat-card:nth-child(3) { animation-delay: 0.3s; }
.stat-card:nth-child(4) { animation-delay: 0.4s; }

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.1), transparent);
    transition: left 0.5s ease;
}

.stat-card:hover::before {
    left: 100%;
}

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

.stat-icon {
    width: 64px;
    height: 64px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    flex-shrink: 0;
    transition: all 0.4s ease;
}

.stat-profit .stat-icon {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
}

.stat-sales .stat-icon {
    background: linear-gradient(135deg, #6366f1, #4f46e5);
    color: white;
}

.stat-sold .stat-icon {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
    color: white;
}

.stat-available .stat-icon {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: white;
}

.stat-card:hover .stat-icon {
    transform: scale(1.1) rotate(5deg);
}

.stat-info {
    flex: 1;
}

.stat-info h3 {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    line-height: 1;
}

.stat-note {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.5rem;
    color: var(--text-muted);
    font-size: 0.825rem;
}

.stat-note i {
    font-size: 0.75rem;
}

/* Plans Section */
.plans-section {
    margin-bottom: 3rem;
}

.plan-card {
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    margin-bottom: 1rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    animation: fadeInUp 0.6s ease-out;
    animation-fill-mode: both;
}

.plan-card:nth-child(1) { animation-delay: 0.1s; }
.plan-card:nth-child(2) { animation-delay: 0.2s; }
.plan-card:nth-child(3) { animation-delay: 0.3s; }

.plan-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.1), transparent);
    transition: left 0.5s ease;
}

.plan-card:hover::before {
    left: 100%;
}

.plan-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-glow);
    transform: translateY(-4px) scale(1.02);
    background: var(--bg-tertiary);
}

.plan-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
}

.plan-header h3 {
    font-size: 1.5rem;
    margin: 0;
    background: linear-gradient(135deg, var(--primary-light), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.price {
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.8;
    }
}

.currency {
    font-size: 1.5rem;
    font-weight: 600;
}

.plan-details {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-secondary);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.plan-card:hover .detail-item {
    color: var(--text-primary);
    transform: translateX(5px);
}

.detail-item i {
    width: 24px;
    color: var(--primary-light);
    font-size: 1.25rem;
    transition: all 0.3s ease;
}

.plan-card:hover .detail-item i {
    transform: scale(1.2) rotate(5deg);
    color: var(--secondary-color);
}

.detail-item strong {
    color: var(--text-primary);
}

/* Purchase Form */
.purchase-form {
    background: var(--bg-secondary);
    border-radius: 16px;
    padding: 2rem;
    margin-bottom: 3rem;
    border: 2px solid var(--border-color);
    animation: fadeInUp 0.8s ease-out;
    position: relative;
    overflow: hidden;
}

.purchase-form::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color), var(--primary-color));
    background-size: 200% 100%;
    animation: gradientMove 3s ease infinite;
}

@keyframes gradientMove {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

.form-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.form-header i {
    font-size: 1.5rem;
    color: var(--primary-light);
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-5px);
    }
}

.form-header h2 {
    margin: 0;
}

.form-group {
    margin-bottom: 1.5rem;
    animation: fadeIn 1s ease-out;
    animation-fill-mode: both;
}

.form-group:nth-child(1) { animation-delay: 0.2s; }
.form-group:nth-child(2) { animation-delay: 0.3s; }
.form-group:nth-child(3) { animation-delay: 0.4s; }

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

.form-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
    transition: color 0.3s ease;
}

.form-group label i {
    color: var(--primary-light);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group:focus-within label {
    color: var(--primary-light);
}

.form-group:focus-within label i {
    transform: scale(1.2);
    color: var(--secondary-color);
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s ease;
    background: var(--bg-primary);
    color: var(--text-primary);
}

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

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.2);
    background: var(--bg-secondary);
    transform: translateY(-2px);
}

.form-group select {
    cursor: pointer;
}

.form-group select option {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.form-group small {
    display: block;
    margin-top: 0.5rem;
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Button Styles */
.btn-primary {
    width: 100%;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-primary:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary:hover {
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px) scale(1.02);
}

.btn-primary:active {
    transform: translateY(0) scale(0.98);
}

.btn-primary i {
    font-size: 1rem;
    z-index: 1;
    transition: transform 0.3s ease;
}

.btn-primary:hover i {
    transform: rotate(10deg);
}

.btn-primary span {
    z-index: 1;
}

/* Sales Table */
.sales-table-container {
    background: var(--bg-secondary);
    border-radius: 16px;
    padding: 2rem;
    margin-bottom: 2rem;
    border: 2px solid var(--border-color);
    animation: fadeInUp 0.8s ease-out;
}

.section-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.section-header h2 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin: 0;
}

.section-header i {
    color: var(--primary-light);
}

.table-responsive {
    overflow-x: auto;
    border-radius: 12px;
}

.sales-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-primary);
    border-radius: 12px;
    overflow: hidden;
}

.sales-table thead {
    background: var(--bg-tertiary);
}

.sales-table th {
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 2px solid var(--border-color);
}

.sales-table th i {
    margin-right: 0.5rem;
    color: var(--primary-light);
    font-size: 0.875rem;
}

.sales-table tbody tr {
    border-bottom: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.sales-table tbody tr:hover {
    background: var(--bg-secondary);
    transform: scale(1.01);
}

.sales-table td {
    padding: 1rem;
    color: var(--text-secondary);
}

.date-badge {
    display: inline-block;
    padding: 0.375rem 0.75rem;
    background: var(--bg-tertiary);
    border-radius: 6px;
    font-size: 0.875rem;
    color: var(--text-primary);
    font-family: 'Courier New', monospace;
}

.email-cell {
    color: var(--primary-light);
}

.phone-cell {
    font-family: 'Courier New', monospace;
}

.voucher-code {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-hover);
    border-radius: 8px;
    font-family: 'Courier New', monospace;
    font-size: 0.875rem;
    color: var(--accent-color);
    font-weight: 600;
}

.voucher-code i {
    color: var(--primary-light);
}

.plan-badge {
    display: inline-block;
    padding: 0.375rem 0.875rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 20px;
    font-size: 0.825rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.amount {
    font-weight: 700;
    color: var(--accent-color);
    font-size: 1.05rem;
}

.reference-code {
    font-family: 'Courier New', monospace;
    font-size: 0.825rem;
    color: var(--text-muted);
}

.no-data {
    text-align: center;
    padding: 3rem;
    color: var(--text-muted);
}

.no-data i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.no-data p {
    font-size: 1.125rem;
}

/* Admin Info Section */
.admin-info {
    background: var(--bg-secondary);
    border-radius: 16px;
    padding: 2rem;
    border: 2px solid var(--border-color);
    animation: fadeInUp 1s ease-out;
}

.info-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.info-header i {
    font-size: 1.5rem;
    color: var(--primary-light);
}

.info-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.info-list li {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-primary);
    border-radius: 10px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.info-list li:hover {
    border-color: var(--primary-color);
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
}

.info-list li i {
    width: 24px;
    font-size: 1.25rem;
    color: var(--primary-light);
    flex-shrink: 0;
}

.info-list li span {
    color: var(--text-secondary);
}

.info-list li strong {
    color: var(--text-primary);
}

/* Info Section (How It Works) */
.info-section {
    background: var(--bg-secondary);
    border-radius: 16px;
    padding: 2rem;
    border: 2px solid var(--border-color);
    animation: fadeInUp 1s ease-out;
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.step {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    animation: fadeInUp 0.8s ease-out;
    animation-fill-mode: both;
    transition: transform 0.3s ease;
}

.step:nth-child(1) { animation-delay: 0.2s; }
.step:nth-child(2) { animation-delay: 0.3s; }
.step:nth-child(3) { animation-delay: 0.4s; }
.step:nth-child(4) { animation-delay: 0.5s; }

.step:hover {
    transform: translateX(10px);
}

.step-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
    box-shadow: var(--shadow-md);
    transition: all 0.4s ease;
    position: relative;
}

.step:hover .step-icon {
    transform: rotate(360deg) scale(1.1);
    box-shadow: var(--shadow-glow);
}

.step-icon::after {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color), var(--primary-color));
    border-radius: 16px;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.4s ease;
    animation: rotate 3s linear infinite;
}

.step:hover .step-icon::after {
    opacity: 1;
}

.step-content h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
    transition: color 0.3s ease;
}

.step:hover .step-content h4 {
    color: var(--primary-light);
}

.step-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
}

/* Footer */
footer {
    background: var(--bg-secondary);
    padding: 2rem;
    border-top: 2px solid var(--border-color);
    position: relative;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary-color), var(--secondary-color), transparent);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.contact-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1rem;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.contact-info:hover {
    color: var(--text-primary);
}

.contact-info i {
    color: var(--primary-light);
    font-size: 1.25rem;
    animation: ring 2s ease-in-out infinite;
}

@keyframes ring {
    0%, 100% {
        transform: rotate(0deg);
    }
    10%, 30% {
        transform: rotate(-10deg);
    }
    20%, 40% {
        transform: rotate(10deg);
    }
}

.contact-info strong {
    color: var(--primary-light);
}

.copyright {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.copyright i {
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .admin-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .admin-actions {
        width: 100%;
        justify-content: flex-start;
    }
}

@media (max-width: 768px) {
    body {
        padding: 1rem 0.5rem;
    }

    .container {
        border-radius: 16px;
    }

    header {
        padding: 2rem 1.5rem;
    }

    .logo i {
        font-size: 2rem;
    }

    header h1 {
        font-size: 1.875rem;
    }

    .tagline {
        font-size: 1rem;
    }

    main {
        padding: 1.5rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .plan-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }

    .price {
        font-size: 1.75rem;
    }

    .purchase-form,
    .info-section,
    .sales-table-container,
    .admin-info {
        padding: 1.5rem;
    }

    .steps {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        text-align: center;
    }

    .sales-table {
        font-size: 0.875rem;
    }

    .sales-table th,
    .sales-table td {
        padding: 0.75rem 0.5rem;
    }

    /* Manual Send Page Responsive */
    .manual-send-info {
        grid-template-columns: 1fr;
    }

    .stock-value {
        font-size: 2.5rem;
    }

    /* Checkout Page Responsive */
    .checkout-grid {
        grid-template-columns: 1fr;
    }

    .payment-methods {
        justify-content: center;
    }

    .total-amount {
        font-size: 1.5rem !important;
    }

    .success-icon {
        font-size: 3rem;
    }

    .voucher-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .voucher-item code {
        width: 100%;
        text-align: center;
    }

    /* Success Page Responsive */
    .success-icon-large {
        font-size: 5rem;
    }

    .success-content h2 {
        font-size: 2rem;
    }

    .step-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .step-item:hover {
        transform: translateY(-5px) translateX(0);
    }

    .support-card {
        flex-direction: column;
        text-align: center;
    }

    /* 404 Error Page Responsive */
    .error-code-large,
    .glitch-overlay {
        font-size: 8rem;
    }

    .error-title {
        font-size: 1.75rem;
        flex-direction: column;
    }

    .error-title i {
        font-size: 2rem;
    }

    .links-grid {
        grid-template-columns: 1fr;
    }

    .wifi-signal > i {
        font-size: 4rem;
    }
}

@media (max-width: 480px) {
    .logo {
        flex-direction: column;
        gap: 0.5rem;
    }

    header h1 {
        font-size: 1.5rem;
    }

    .step {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .step:hover {
        transform: translateX(0) translateY(-5px);
    }

    .admin-actions {
        flex-direction: column;
    }

    .btn-secondary,
    .btn-logout {
        width: 100%;
        justify-content: center;
    }

    .stat-card {
        flex-direction: column;
        text-align: center;
    }

    .stat-value {
        font-size: 1.75rem;
    }
}

/* 404 Error Page Styles */
.error-container {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.error-animation {
    position: relative;
    margin: 2rem 0;
    animation: fadeInUp 0.6s ease-out;
}

.error-code-large {
    font-size: 12rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color), var(--danger-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    letter-spacing: -0.05em;
    animation: fadeInScale 0.8s ease-out;
    position: relative;
}

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

.glitch-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    font-size: 12rem;
    font-weight: 900;
    color: var(--danger-color);
    opacity: 0;
    z-index: -1;
    pointer-events: none;
    animation: glitchAnimation 0.3s infinite;
}

@keyframes glitchAnimation {
    0%, 100% {
        transform: translate(0);
        opacity: 0;
    }
    25% {
        transform: translate(-3px, 3px);
        opacity: 0.7;
    }
    50% {
        transform: translate(3px, -3px);
        opacity: 0.5;
    }
    75% {
        transform: translate(-3px, -3px);
        opacity: 0.8;
    }
}

.error-content {
    margin: 2rem 0;
    animation: fadeInUp 0.8s ease-out;
}

.error-title {
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.error-title::after {
    display: none;
}

.error-title i {
    color: var(--warning-color);
    font-size: 2.5rem;
}

.error-message {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 600px;
    margin: 0 auto;
}

.error-illustration {
    margin: 3rem 0;
    padding: 2rem;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    animation: fadeInUp 1s ease-out;
}

.wifi-signal {
    position: relative;
    display: inline-block;
    margin-bottom: 1rem;
}

.wifi-signal > i {
    font-size: 5rem;
    color: var(--text-muted);
    opacity: 0.3;
}

.signal-bars {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    gap: 0.5rem;
    align-items: flex-end;
}

.bar {
    width: 8px;
    background: var(--danger-color);
    border-radius: 4px;
    transition: opacity 0.3s ease;
}

.bar-1 {
    height: 20px;
}

.bar-2 {
    height: 35px;
}

.bar-3 {
    height: 50px;
}

.error-subtext {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    color: var(--text-muted);
    font-size: 1.125rem;
    font-style: italic;
}

.error-subtext i {
    font-size: 1.5rem;
    color: var(--danger-color);
}

.error-actions {
    margin: 3rem 0;
    animation: fadeInUp 1.2s ease-out;
}

.helpful-links {
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    margin: 3rem 0;
    animation: fadeInUp 1.4s ease-out;
}

.links-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.links-header i {
    font-size: 1.5rem;
    color: var(--primary-light);
}

.links-header h3 {
    margin: 0;
    font-size: 1.5rem;
    color: var(--text-primary);
}

.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.help-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.3s ease;
    text-align: left;
}

.help-link:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.help-link .link-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    flex-shrink: 0;
    transition: all 0.3s ease;
}

.help-link:hover .link-icon {
    transform: scale(1.2) rotate(10deg);
}

.link-content {
    flex: 1;
}

.link-content strong {
    display: block;
    color: var(--text-primary);
    font-size: 1.05rem;
    margin-bottom: 0.25rem;
}

.link-content small {
    display: block;
    color: var(--text-muted);
    font-size: 0.875rem;
}

.common-issues {
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    text-align: left;
    animation: fadeInUp 1.6s ease-out;
}

.issues-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.issues-header i {
    font-size: 1.5rem;
    color: var(--warning-color);
}

.issues-header h4 {
    margin: 0;
    font-size: 1.25rem;
    color: var(--text-primary);
}

.issues-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.issues-list li {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-primary);
    border-radius: 8px;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.issues-list li:hover {
    transform: translateX(10px);
    background: var(--bg-tertiary);
}

.issues-list li i {
    width: 20px;
    color: var(--primary-light);
    font-size: 1rem;
    flex-shrink: 0;
    margin-top: 2px;
}

/* Success Page Styles */
.success-container {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.success-animation {
    position: relative;
    margin-bottom: 2rem;
    animation: fadeInUp 0.6s ease-out;
}

.success-icon-large {
    font-size: 8rem;
    color: var(--accent-color);
    margin: 2rem 0;
    animation: successPop 0.8s ease-out;
}

@keyframes successPop {
    0% {
        transform: scale(0);
        opacity: 0;
    }
    50% {
        transform: scale(1.2);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.success-confetti {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.confetti {
    position: absolute;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    animation: confettiFall 3s ease-out infinite;
}

@keyframes confettiFall {
    0% {
        transform: translateY(-100px) rotate(0deg);
        opacity: 1;
    }
    100% {
        transform: translateY(400px) rotate(720deg);
        opacity: 0;
    }
}

.success-content {
    margin-bottom: 3rem;
    animation: fadeInUp 0.8s ease-out;
}

.success-content h2 {
    font-size: 2.5rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.success-content h2::after {
    display: none;
}

.success-message {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.success-message i {
    font-size: 2rem;
    color: var(--accent-color);
}

.email-reminder {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(16, 185, 129, 0.1);
    border: 2px solid rgba(16, 185, 129, 0.3);
    border-radius: 12px;
    text-align: left;
    max-width: 500px;
    margin: 0 auto;
    animation: fadeInUp 1s ease-out;
}

.email-reminder i {
    font-size: 2rem;
    color: var(--accent-color);
    flex-shrink: 0;
}

.email-reminder strong {
    display: block;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
    font-size: 1.05rem;
}

.email-reminder p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.next-steps-card {
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    margin-bottom: 2rem;
    animation: fadeInUp 1.2s ease-out;
}

.next-steps-card .card-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.next-steps-card .card-header i {
    font-size: 1.5rem;
    color: var(--primary-light);
}

.next-steps-card .card-header h3 {
    margin: 0;
    font-size: 1.75rem;
}

.steps-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.step-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--bg-primary);
    border-radius: 12px;
    text-align: left;
    transition: all 0.3s ease;
    border: 2px solid var(--border-color);
}

.step-item:hover {
    border-color: var(--primary-color);
    transform: translateX(10px);
    box-shadow: var(--shadow-glow);
}

.step-number {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    flex-shrink: 0;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.step-item:hover .step-number {
    transform: rotate(360deg) scale(1.1);
}

.step-text {
    flex: 1;
}

.step-text strong {
    display: block;
    color: var(--text-primary);
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.step-text p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.actions {
    margin-bottom: 3rem;
    animation: fadeInUp 1.4s ease-out;
}

.btn-large {
    padding: 1.25rem 3rem;
    font-size: 1.25rem;
    display: inline-flex;
    align-items: center;
    gap: 1rem;
}

.btn-large i {
    font-size: 1.5rem;
    transition: transform 0.3s ease;
}

.btn-large:hover i {
    transform: rotate(90deg);
}

.support-card {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 2rem;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    text-align: left;
    animation: fadeInUp 1.6s ease-out;
}

.support-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    flex-shrink: 0;
    box-shadow: var(--shadow-glow);
    animation: pulse 2s ease-in-out infinite;
}

.support-content {
    flex: 1;
}

.support-content h4 {
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.support-content p {
    margin: 0 0 1rem 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.contact-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 20px;
    font-weight: 600;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.contact-badge:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.contact-badge i {
    font-size: 1.125rem;
}

/* Checkout Page Styles */
.checkout-container {
    max-width: 1200px;
    margin: 0 auto;
}

.checkout-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.order-summary-card,
.payment-card {
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    animation: fadeInUp 0.6s ease-out;
}

.order-summary-card {
    animation-delay: 0.1s;
}

.payment-card {
    animation-delay: 0.2s;
}

.card-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
}

.card-header i {
    font-size: 1.5rem;
    color: var(--primary-light);
}

.card-header h2,
.card-header h3 {
    margin: 0;
    font-size: 1.5rem;
}

.card-header h2::after {
    display: none;
}

.summary-details,
.pricing-details {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.summary-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem;
    background: var(--bg-primary);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.summary-item:hover {
    transform: translateX(5px);
    background: var(--bg-tertiary);
}

.item-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-secondary);
}

.item-label i {
    width: 20px;
    color: var(--primary-light);
    font-size: 1rem;
}

.summary-item strong {
    color: var(--text-primary);
    font-weight: 600;
}

.email-text {
    color: var(--primary-light) !important;
    font-size: 0.95rem;
}

.phone-text {
    font-family: 'Courier New', monospace;
}

.fee-item {
    opacity: 0.8;
    font-size: 0.95rem;
}

.divider {
    height: 2px;
    background: var(--border-color);
    margin: 1rem 0;
}

.total-item {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(167, 139, 250, 0.1));
    border: 2px solid var(--primary-color);
    padding: 1.25rem;
    margin-top: 0.5rem;
}

.total-item .item-label {
    font-weight: 600;
    font-size: 1.125rem;
}

.total-amount {
    font-size: 1.75rem !important;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.payment-info-box {
    background: var(--bg-primary);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.payment-provider {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.payment-provider i {
    font-size: 2rem;
    color: var(--accent-color);
}

.payment-provider p {
    margin: 0;
    color: var(--text-secondary);
}

.payment-provider strong {
    color: var(--text-primary);
}

.payment-provider small {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.payment-methods {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.method-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.method-badge:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.method-badge i {
    color: var(--primary-light);
    font-size: 1.125rem;
}

.btn-checkout {
    width: 100%;
    padding: 1.25rem 2rem;
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
}

.payment-status {
    display: none;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    animation: slideInDown 0.4s ease-out;
}

.status-info {
    background: rgba(99, 102, 241, 0.1);
    border: 2px solid rgba(99, 102, 241, 0.3);
    color: var(--primary-light);
}

.status-success {
    background: rgba(16, 185, 129, 0.1);
    border: 2px solid rgba(16, 185, 129, 0.3);
    color: var(--accent-color);
}

.status-error {
    background: rgba(239, 68, 68, 0.1);
    border: 2px solid rgba(239, 68, 68, 0.3);
    color: var(--danger-color);
}

.payment-status i {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.success-content {
    width: 100%;
    text-align: center;
}

.success-icon {
    font-size: 4rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
    animation: bounceIn 0.6s ease-out;
}

.success-content h3 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.success-content p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.voucher-details {
    background: var(--bg-primary);
    border: 2px solid var(--accent-color);
    border-radius: 12px;
    padding: 1.5rem;
    margin: 1.5rem 0;
    text-align: left;
}

.voucher-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.voucher-header i {
    color: var(--accent-color);
    font-size: 1.25rem;
}

.voucher-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem;
    background: var(--bg-secondary);
    border-radius: 8px;
    margin-bottom: 0.75rem;
}

.voucher-item span {
    color: var(--text-secondary);
    font-weight: 500;
}

.voucher-item code {
    font-family: 'Courier New', monospace;
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--accent-color);
    background: var(--bg-tertiary);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    border: 1px solid var(--border-hover);
}

.voucher-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.9rem;
}

.voucher-note i {
    color: var(--primary-light);
}

.redirect-notice {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1rem;
    padding: 0.75rem;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 8px;
    color: var(--primary-light);
    font-size: 0.95rem;
}

.security-badges {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    padding: 1rem;
    background: var(--bg-primary);
    border-radius: 8px;
}

.badge-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.badge-item i {
    font-size: 1.5rem;
    color: var(--accent-color);
}

.info-banner {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(99, 102, 241, 0.1);
    border: 2px solid rgba(99, 102, 241, 0.2);
    border-radius: 12px;
    animation: fadeInUp 0.8s ease-out;
}

.info-banner i {
    font-size: 2rem;
    color: var(--primary-light);
    flex-shrink: 0;
}

.info-banner strong {
    color: var(--text-primary);
    display: block;
    margin-bottom: 0.25rem;
}

.info-banner p {
    color: var(--text-secondary);
    margin: 0;
    font-size: 0.95rem;
}

/* Manual Send Page Styles */
.manual-send-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.info-box {
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    animation: fadeInUp 0.6s ease-out;
}

.info-box-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.info-box-header i {
    font-size: 1.5rem;
    color: var(--primary-light);
}

.info-box-header h2 {
    margin: 0;
    font-size: 1.25rem;
}

.info-box-header h2::after {
    display: none;
}

.use-cases-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.use-cases-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-secondary);
    padding: 0.75rem;
    background: var(--bg-primary);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.use-cases-list li:hover {
    transform: translateX(5px);
    background: var(--bg-tertiary);
}

.use-cases-list li i {
    width: 24px;
    color: var(--accent-color);
    font-size: 1.125rem;
    flex-shrink: 0;
}

.use-cases-list li strong {
    color: var(--text-primary);
}

.stock-info {
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    text-align: center;
    animation: fadeInUp 0.6s ease-out;
    animation-delay: 0.1s;
    animation-fill-mode: both;
}

.stock-info.stock-low {
    border-color: var(--warning-color);
    background: rgba(245, 158, 11, 0.05);
}

.stock-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.stock-header i {
    font-size: 1.5rem;
    color: var(--primary-light);
}

.stock-header h3 {
    margin: 0;
    font-size: 1.25rem;
}

.stock-value {
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent-color);
    line-height: 1;
    margin: 1rem 0;
    animation: pulse 2s ease-in-out infinite;
}

.stock-low .stock-value {
    color: var(--warning-color);
}

.stock-warning {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: var(--warning-color);
    font-size: 0.95rem;
    font-weight: 500;
    margin-top: 1rem;
    padding: 0.75rem;
    background: rgba(245, 158, 11, 0.1);
    border-radius: 8px;
}

.stock-warning i {
    font-size: 1.125rem;
}

.payment-confirmation {
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.confirmation-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.confirmation-header i {
    font-size: 1.5rem;
    color: var(--warning-color);
}

.confirmation-header h3 {
    margin: 0;
    font-size: 1.125rem;
    color: var(--text-primary);
}

.confirmation-box {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.confirmation-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 1rem;
    background: var(--bg-secondary);
    border-radius: 8px;
}

.confirmation-item i {
    width: 24px;
    color: var(--primary-light);
    font-size: 1.25rem;
}

.confirmation-item strong {
    color: var(--text-secondary);
    margin-right: 0.5rem;
}

.amount-value {
    color: var(--accent-color);
    font-weight: 700;
    font-size: 1.125rem;
}

.warning-message {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    border-radius: 8px;
    color: var(--warning-color);
}

.warning-message i {
    font-size: 1.25rem;
    flex-shrink: 0;
}

.warning-message p {
    margin: 0;
    font-weight: 500;
    font-size: 0.95rem;
}

.btn-disabled {
    opacity: 0.5;
    cursor: not-allowed !important;
}

.btn-disabled:hover {
    transform: none !important;
    box-shadow: var(--shadow-md) !important;
}

.no-stock-message {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 1rem;
    padding: 1rem;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: 12px;
    color: var(--danger-color);
    text-align: center;
}

.no-stock-message i {
    font-size: 1.25rem;
}

.no-stock-message p {
    margin: 0;
    font-weight: 500;
}

.important-notes {
    background: var(--bg-primary);
    border-radius: 12px;
    padding: 1.5rem;
    margin-top: 1.5rem;
    border: 2px solid var(--border-color);
}

.notes-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.notes-header i {
    font-size: 1.25rem;
    color: var(--primary-light);
}

.notes-header h4 {
    margin: 0;
    font-size: 1.125rem;
    color: var(--text-primary);
}

.notes-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.notes-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    color: var(--text-secondary);
    padding: 0.75rem;
    background: var(--bg-secondary);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.notes-list li:hover {
    transform: translateX(5px);
    border-left: 3px solid var(--primary-color);
}

.notes-list li i {
    width: 20px;
    color: var(--accent-color);
    font-size: 1rem;
    flex-shrink: 0;
    margin-top: 2px;
}

/* Login Page Styles */
.login-container {
    max-width: 500px;
    margin: 0 auto;
    padding: 2rem 0;
}

.login-card {
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 20px;
    padding: 3rem 2rem;
    animation: fadeInUp 0.8s ease-out;
    position: relative;
    overflow: hidden;
}

.login-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color), var(--primary-color));
    background-size: 200% 100%;
    animation: gradientMove 3s ease infinite;
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.lock-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    box-shadow: var(--shadow-glow);
    animation: pulse 2s ease-in-out infinite;
    position: relative;
}

.lock-icon::after {
    content: '';
    position: absolute;
    top: -4px;
    left: -4px;
    right: -4px;
    bottom: -4px;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color), var(--primary-color));
    border-radius: 50%;
    z-index: -1;
    opacity: 0.5;
    animation: rotate 3s linear infinite;
}

.login-header h2 {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.login-header h2::after {
    display: none;
}

.login-header p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.login-form {
    margin-bottom: 2rem;
}

.password-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.password-input {
    width: 100%;
    padding-right: 3rem !important;
}

.toggle-password {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.5rem 1rem;
    transition: all 0.3s ease;
    font-size: 1.125rem;
}

.toggle-password:hover {
    color: var(--primary-light);
}

.form-group.focused label {
    color: var(--primary-light);
}

.form-group.focused label i {
    transform: scale(1.2);
    color: var(--secondary-color);
}

.login-footer {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 8px;
}

.back-link:hover {
    color: var(--primary-light);
    background: var(--bg-primary);
    transform: translateX(-5px);
}

.back-link i {
    transition: transform 0.3s ease;
}

.back-link:hover i {
    transform: translateX(-3px);
}

.security-note {
    margin-top: 2rem;
    padding: 1rem 1.5rem;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 1rem;
    animation: fadeIn 1.2s ease-out;
}

.security-note i {
    color: var(--primary-light);
    font-size: 1.25rem;
    flex-shrink: 0;
}

.security-note p {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin: 0;
    line-height: 1.5;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

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

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--primary-color), var(--secondary-color));
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--primary-light), var(--secondary-color));
}