/* ========================
   PREMIUM DESIGN SYSTEM - MODERN COLOR PALETTE
   ======================== */

:root {
    /* Premium Indigo - Primary Brand */
    --primary-50: #eef2ff;
    --primary-100: #e0e7ff;
    --primary-200: #c7d2fe;
    --primary-300: #a5b4fc;
    --primary-400: #818cf8;
    --primary-500: #6366f1;
    --primary-600: #4f46e5;
    --primary-700: #4338ca;
    --primary-800: #3730a3;
    --primary-900: #312e81;
    
    /* Warm Coral - Accent (Complementary) */
    --accent-50: #fff7ed;
    --accent-100: #ffedd5;
    --accent-200: #fed7aa;
    --accent-300: #fdba74;
    --accent-400: #fb923c;
    --accent-500: #f97316;
    --accent-600: #ea580c;
    --accent-700: #c2410c;
    
    /* Emerald - Success */
    --success-50: #ecfdf5;
    --success-100: #d1fae5;
    --success-500: #10b981;
    --success-600: #059669;
    --success-700: #047857;
    
    /* Rose - Danger */
    --danger-50: #fff1f2;
    --danger-500: #f43f5e;
    --danger-600: #e11d48;
    
    /* Amber - Warning */
    --warning-50: #fffbeb;
    --warning-500: #f59e0b;
    --warning-600: #d97706;
    
    /* Sky - Info */
    --info-50: #f0f9ff;
    --info-500: #0ea5e9;
    --info-600: #0284c7;
    
    /* Premium Neutrals */
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    
    /* Layout */
    --sidebar-width: 260px;
    --sidebar-mini: 80px;
    
    /* Premium Shadows */
    --shadow-xs: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
    --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.04), 0 1px 2px rgba(15, 23, 42, 0.06);
    --shadow-md: 0 4px 16px rgba(15, 23, 42, 0.08), 0 2px 4px rgba(15, 23, 42, 0.1);
    --shadow-lg: 0 8px 24px rgba(15, 23, 42, 0.12), 0 4px 8px rgba(15, 23, 42, 0.12);
    --shadow-xl: 0 16px 40px rgba(15, 23, 42, 0.16), 0 8px 16px rgba(15, 23, 42, 0.14);
    --shadow-2xl: 0 24px 64px rgba(15, 23, 42, 0.2);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-2xl: 24px;
    
    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.75);
    --glass-border: rgba(255, 255, 255, 0.2);
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Legacy Support */
    --primary-color: var(--primary-500);
    --primary-dark: var(--primary-600);
    --accent-color: var(--accent-500);
    --success-color: var(--success-500);
    --danger-color: var(--danger-500);
    --warning-color: var(--warning-500);
    --info-color: var(--info-500);
    --light-bg: var(--gray-50);
    --card-shadow: var(--shadow-md);
    --card-shadow-lg: var(--shadow-lg);
    --color-primary: var(--primary-500);
    --color-primary-light: var(--primary-100);
    --color-primary-dark: var(--primary-600);
    --color-accent: var(--accent-500);
    --color-accent-light: var(--accent-100);
}

/* ========================
   PREMIUM TYPOGRAPHY
   ======================== */

body {
    font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--gray-800);
    background: linear-gradient(135deg, var(--gray-50) 0%, #ffffff 100%);
    font-size: 15px;
    line-height: 1.6;
    letter-spacing: -0.01em;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: "Poppins", sans-serif;
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--gray-900);
    line-height: 1.3;
}

h1 { font-size: 2.25rem; font-weight: 700; }
h2 { font-size: 1.875rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

/* ========================
   PREMIUM FORM STYLING
   ======================== */

.form-control,
.form-select {
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    padding: 0.875rem 1.125rem;
    background: white;
    transition: all var(--transition-base);
    font-size: 0.9375rem;
    color: var(--gray-800);
    box-shadow: var(--shadow-xs);
}

.form-control:hover,
.form-select:hover {
    border-color: var(--gray-300);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary-500);
    box-shadow: 0 0 0 4px var(--primary-100);
    outline: none;
}

.form-control::placeholder {
    color: var(--gray-400);
}

.form-label {
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 0.625rem;
    font-size: 0.875rem;
    letter-spacing: -0.01em;
}

.form-text {
    color: var(--gray-500);
    font-size: 0.8125rem;
    margin-top: 0.375rem;
}

/* ========================
   PREMIUM BUTTONS
   ======================== */

.btn {
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 0.9375rem;
    letter-spacing: -0.01em;
    transition: all var(--transition-base);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    position: relative;
    overflow: hidden;
    padding: 0.75rem 1.5rem;
    border: none;
    box-shadow: var(--shadow-sm);
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.25), transparent);
    transition: left var(--transition-slow);
}

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

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

.btn:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-600), var(--primary-800));
    color: white;
}

.btn-success {
    background: linear-gradient(135deg, var(--success-500), var(--success-700));
    color: white;
}

.btn-success:hover {
    background: linear-gradient(135deg, var(--success-600), #065f46);
    color: white;
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-500), var(--danger-600));
    color: white;
}

.btn-danger:hover {
    background: linear-gradient(135deg, var(--danger-600), #be123c);
    color: white;
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning-500), var(--warning-600));
    color: white;
}

.btn-warning:hover {
    background: linear-gradient(135deg, var(--warning-600), #b45309);
    color: white;
}

.btn-info {
    background: linear-gradient(135deg, var(--info-500), var(--info-600));
    color: white;
}

.btn-info:hover {
    background: linear-gradient(135deg, var(--info-600), #0369a1);
    color: white;
}

.btn-outline-primary {
    border: 2px solid var(--primary-500);
    color: var(--primary-600);
    background: transparent;
    box-shadow: none;
}

.btn-outline-primary:hover {
    background: var(--primary-500);
    color: white;
    border-color: var(--primary-500);
}

.btn-light {
    background: white;
    color: var(--gray-700);
    border: 1px solid var(--gray-200);
}

.btn-light:hover {
    background: var(--gray-50);
    color: var(--gray-900);
    border-color: var(--gray-300);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.0625rem;
}

/* ========================
   PREMIUM CARDS
   ======================== */

.card {
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    background: white;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-500), var(--accent-400), var(--success-500));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
    border-color: var(--gray-300);
}

.card:hover::before {
    transform: scaleX(1);
}

.card-header {
    background: linear-gradient(135deg, var(--gray-50), white);
    border-bottom: 1px solid var(--gray-200);
    font-weight: 600;
    padding: 1.25rem 1.75rem;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    color: var(--gray-900);
    font-size: 1.0625rem;
}

.card-body {
    padding: 1.75rem;
}

.card-footer {
    background: linear-gradient(135deg, white, var(--gray-50));
    border-top: 1px solid var(--gray-200);
    padding: 1.25rem 1.75rem;
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
}

/* Glassmorphism Card */
.card-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(16px) saturate(180%);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-lg);
}

/* Premium Stat Card */
.stat-card {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, white 0%, var(--gray-50) 100%);
}

.stat-card::after {
    content: '';
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 140px;
    height: 140px;
    background: radial-gradient(circle, var(--primary-100) 0%, transparent 70%);
    border-radius: 50%;
    opacity: 0.5;
    transition: all var(--transition-base);
}

.stat-card:hover::after {
    transform: translate(-10px, -10px) scale(1.1);
    opacity: 0.7;
}

/* Card with Icon */
.card-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: 1.25rem;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
}

.card:hover .card-icon {
    transform: scale(1.08) rotate(-5deg);
    box-shadow: var(--shadow-lg);
}

/* ========================
   PREMIUM BADGES
   ======================== */

.badge {
    border-radius: 100px;
    padding: 0.5rem 1rem;
    font-weight: 600;
    font-size: 0.8125rem;
    letter-spacing: 0.02em;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-xs);
}

.badge:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.badge-primary {
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    color: white;
}

.badge-success {
    background: linear-gradient(135deg, var(--success-500), var(--success-600));
    color: white;
}

.badge-danger {
    background: linear-gradient(135deg, var(--danger-500), var(--danger-600));
    color: white;
}

.badge-warning {
    background: linear-gradient(135deg, var(--warning-500), var(--warning-600));
    color: white;
}

.badge-info {
    background: linear-gradient(135deg, var(--info-500), var(--info-600));
    color: white;
}

.badge-light {
    background: var(--gray-100);
    color: var(--gray-700);
    border: 1px solid var(--gray-200);
}

/* ========================
   PREMIUM ALERTS
   ======================== */

.alert {
    border: 1px solid;
    border-radius: var(--radius-lg);
    border-left: 4px solid;
    padding: 1.25rem 1.5rem;
    animation: slideInDown var(--transition-base) ease;
    box-shadow: var(--shadow-sm);
    backdrop-filter: blur(8px);
}

.alert-success {
    background: linear-gradient(135deg, var(--success-50), white);
    border-color: var(--success-100);
    border-left-color: var(--success-500);
    color: var(--success-700);
}

.alert-danger {
    background: linear-gradient(135deg, var(--danger-50), white);
    border-color: #fecdd3;
    border-left-color: var(--danger-500);
    color: #991b1b;
}

.alert-info {
    background: linear-gradient(135deg, var(--info-50), white);
    border-color: #bae6fd;
    border-left-color: var(--info-500);
    color: #075985;
}

.alert-warning {
    background: linear-gradient(135deg, var(--warning-50), white);
    border-color: var(--warning-100);
    border-left-color: var(--warning-500);
    color: #92400e;
}

@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================
   PREMIUM TABLES
   ======================== */

.table {
    background: white;
    margin-bottom: 0;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.table thead {
    background: linear-gradient(135deg, var(--gray-50), white);
    border-bottom: 2px solid var(--gray-200);
}

.table thead th {
    font-weight: 600;
    color: var(--gray-700);
    padding: 1.125rem 1.25rem;
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: none;
}

.table tbody td {
    padding: 1.125rem 1.25rem;
    vertical-align: middle;
    border-bottom: 1px solid var(--gray-100);
    color: var(--gray-700);
    font-size: 0.9375rem;
}

.table tbody tr {
    transition: all var(--transition-fast);
}

.table tbody tr:hover {
    background: linear-gradient(90deg, var(--primary-50) 0%, transparent 100%);
    box-shadow: inset 3px 0 0 var(--primary-500);
}

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

/* ========================
   MODALS
   ======================== */

.modal-content {
    border: none;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.modal-header {
    background: linear-gradient(
        135deg,
        var(--primary-color),
        var(--accent-color)
    );
    color: white;
    border: none;
}

.modal-header .btn-close {
    filter: brightness(0) invert(1);
}

/* ========================
   UTILITIES
   ======================== */

.rounded-12 {
    border-radius: 12px;
}

.rounded-16 {
    border-radius: 16px;
}

.shadow-sm-custom {
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.gradient-primary {
    background: linear-gradient(
        135deg,
        var(--primary-color),
        var(--accent-color)
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-muted-light {
    color: #94a3b8;
}

.bg-gradient-light {
    background: linear-gradient(135deg, #f8fafc, #f1f5f9);
}

/* ========================
   ANIMATIONS
   ======================== */

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

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

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

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

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

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Loading Spinner */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(99, 102, 241, 0.2);
    border-top-color: #6366f1;
    border-radius: 50%;
    animation: rotate 1s linear infinite;
}

.spinner-sm {
    width: 20px;
    height: 20px;
    border-width: 2px;
}

.spinner-lg {
    width: 60px;
    height: 60px;
    border-width: 6px;
}

/* Skeleton Loader */
.skeleton {
    background: linear-gradient(90deg, #f1f5f9 25%, #e2e8f0 50%, #f1f5f9 75%);
    background-size: 2000px 100%;
    animation: shimmer 2s infinite;
    border-radius: 8px;
}

.skeleton-text {
    height: 16px;
    margin-bottom: 8px;
}

.skeleton-title {
    height: 24px;
    width: 60%;
    margin-bottom: 12px;
}

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

.skeleton-card {
    height: 200px;
}

/* Animation Classes */
.animate-fade-in-up {
    animation: fadeInUp 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-slide-in-left {
    animation: slideInLeft 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-slide-in-right {
    animation: slideInRight 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-bounce {
    animation: bounce 2s ease-in-out infinite;
}

.animate-scale-in {
    animation: scaleIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Delay Classes */
.delay-100 { animation-delay: 100ms; }
.delay-200 { animation-delay: 200ms; }
.delay-300 { animation-delay: 300ms; }
.delay-400 { animation-delay: 400ms; }
.delay-500 { animation-delay: 500ms; }

/* Hover Effects */
.hover-lift {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hover-lift:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
}

.hover-glow {
    transition: all 0.3s ease;
}

.hover-glow:hover {
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.4);
}

.hover-scale {
    transition: transform 0.3s ease;
}

.hover-scale:hover {
    transform: scale(1.05);
}

.hover-rotate {
    transition: transform 0.3s ease;
}

.hover-rotate:hover {
    transform: rotate(5deg);
}

/* ========================
   RESPONSIVE
   ======================== */

@media (max-width: 768px) {
    .navbar {
        padding: 0.75rem 0;
    }

    .navbar-brand {
        font-size: 1.25rem;
    }

    .container-fluid {
        padding: 1rem;
    }

    .card {
        margin-bottom: 1rem;
    }

    .btn {
        padding: 0.6rem 1rem;
        font-size: 0.9rem;
    }
}

/* ========================
   PREMIUM SCROLLBAR
   ======================== */

::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
    border-radius: 100px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--primary-400), var(--primary-600));
    border-radius: 100px;
    border: 2px solid var(--gray-100);
    transition: all var(--transition-base);
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--primary-500), var(--primary-700));
    box-shadow: 0 0 8px rgba(99, 102, 241, 0.4);
}

::-webkit-scrollbar-corner {
    background: var(--gray-100);
}
/* ========================
   PREMIUM UPLOAD PAGE STYLES
   ======================== */

.hero-section {
    background: linear-gradient(135deg, var(--primary-600) 0%, var(--primary-800) 50%, var(--accent-600) 100%);
    border-radius: var(--radius-2xl);
    padding: 3.5rem;
    color: white;
    margin-bottom: 2.5rem;
    box-shadow: var(--shadow-xl);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-section::before {
    content: "";
    position: absolute;
    top: -50%;
    right: -30%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.15), transparent);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(-20px, 20px); }
}
    right: -10%;
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.card-interactive {
    border: none;
    border-radius: 12px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: white;
    position: relative;
    overflow: hidden;
}

.card-interactive::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.1),
        transparent
    );
    transition: left 0.5s ease;
}

.card-interactive:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

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

.upload-area {
    border: 2px dashed #6366f1;
    border-radius: 12px;
    padding: 3rem 2rem;
    text-align: center;
    background: linear-gradient(
        135deg,
        rgba(99, 102, 241, 0.05),
        rgba(249, 115, 22, 0.05)
    );
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
}

.upload-area:hover {
    border-color: #f97316;
    background: linear-gradient(
        135deg,
        rgba(99, 102, 241, 0.1),
        rgba(249, 115, 22, 0.1)
    );
    transform: scale(1.02);
}

.upload-area.drag-over {
    border-color: #f97316;
    background: linear-gradient(135deg, #e0e7ff, #ffedd5);
    transform: scale(1.02);
}

.icon-badge {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin: 0 auto 1rem;
}

.icon-badge-primary {
    background: linear-gradient(135deg, #e0e7ff, #f1f5f9);
    color: #6366f1;
}

.icon-badge-success {
    background: linear-gradient(135deg, #dcfce7, #f0fdf4);
    color: #10b981;
}

.btn-upload {
    background: linear-gradient(135deg, #6366f1, #4f46e5);
    border: none;
    color: white;
    font-weight: 600;
    padding: 0.75rem 2rem;
    border-radius: 25px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.btn-upload:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.4);
    color: white;
}

.btn-upload:active {
    transform: translateY(-1px);
}

.info-box {
    background: linear-gradient(
        135deg,
        rgba(59, 130, 246, 0.05),
        rgba(59, 130, 246, 0.02)
    );
    border-left: 4px solid #3b82f6;
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1rem;
}

.feature-list {
    list-style: none;
    padding: 0;
}

.feature-list li {
    padding: 0.75rem 0;
    padding-left: 2rem;
    position: relative;
    color: #475569;
}

.feature-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #10b981;
    font-weight: bold;
    font-size: 1.2rem;
}

/* ========================
   PEMROSESAN FILE PAGE STYLES
   ======================== */

.tree-visualization-container {
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    background: white;
}

#treeSvg {
    display: block;
    margin: 0 auto;
    max-width: 100%;
    background: white;
    border-radius: 8px;
}

.root-node {
    color: #667eea;
}

.branch-node {
    color: #667eea;
}

.leaf-node {
    color: #f5576c;
}

/* ========================
   PRODUCT ROW STYLES
   ======================== */

.product-row {
    display: grid;
    grid-template-columns: 60px 2fr 1fr 1.5fr 2fr;
    gap: 1rem;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid #f1f5f9;
}

/* ========================
   RESPONSIVE - UPLOAD PAGE
   ======================== */

@media (max-width: 768px) {
    .hero-section {
        padding: 2rem;
    }

    .upload-area {
        padding: 2rem 1rem;
    }

    .icon-badge {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }

    #treeSvg {
        min-height: 800px !important;
    }

    .tree-visualization-container {
        overflow-x: auto;
    }

    .product-row {
        grid-template-columns: 1fr;
        padding: 1rem;
    }

    .card-interactive {
        margin-bottom: 1rem;
    }
}

/* ========================
   LAYOUT STYLES
   ======================== */

body {
    font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont,
        "Segoe UI", sans-serif;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    min-height: 100vh;
    overflow-x: hidden;
    color: #1e293b;
}

/* === NAVBAR STYLE === */
.navbar {
    background: linear-gradient(90deg, #1e293b 0%, #0f172a 100%);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    padding: 1rem 0;
    position: relative;
    overflow: hidden;
}

.navbar::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(99, 102, 241, 0.5),
        transparent
    );
}

.navbar-brand {
    font-family: "Poppins", sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(90deg, #6366f1, #f97316);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: transform 0.3s ease;
}

.navbar-brand:hover {
    transform: scale(1.05);
}

.navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.8) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    transition: all 0.3s ease;
    position: relative;
}

.navbar-nav .nav-link::after {
    content: "";
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #6366f1, #f97316);
    transition: width 0.3s ease;
}

.navbar-nav .nav-link:hover {
    color: #fff !important;
    transform: translateY(-2px);
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
    width: 100%;
}

.navbar-nav .nav-link.active {
    color: #fff !important;
}

/* ========================
   PREMIUM SIDEBAR & NAVIGATION
   ======================== */

/* Sidebar Overlay for Mobile */
.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(8px);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    pointer-events: none;
}

.sidebar-overlay.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

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

/* Premium Sidebar */
#sidebar-wrapper {
    min-height: 100vh;
    width: var(--sidebar-width);
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
    color: #1e293b;
    position: fixed;
    left: 0;
    top: 0;
    transition: transform var(--transition-base), width var(--transition-base);
    z-index: 999;
    box-shadow: 2px 0 12px rgba(0, 0, 0, 0.08);
    overflow-y: auto;
    overflow-x: hidden;
    border-right: 2px solid #e2e8f0;
}

/* Sidebar Header */
.sidebar-header {
    padding: 2rem 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-bottom: 2px solid #e2e8f0;
    background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
    position: sticky;
    top: 0;
    z-index: 10;
    backdrop-filter: blur(12px);
}

.brand-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    transition: all var(--transition-base);
    padding-left: 1rem;
}

.brand-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--primary-500) 0%, var(--primary-700) 50%, var(--accent-500) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.625rem;
    color: white;
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.5);
    position: relative;
    overflow: hidden;
}

.brand-icon::before {
    content: '';
    position: absolute;
    inset: -50%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shine 3s linear infinite;
}

@keyframes shine {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

.brand-text {
    background: linear-gradient(135deg, #ffffff 0%, var(--primary-200) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.brand-subtitle {
    font-size: 0.75rem;
    opacity: 0.6;
    font-weight: 400;
    color: var(--gray-400);
}

/* Premium Menu Items */
#sidebar-wrapper .list-group-item {
    border: none;
    padding: 1rem 2rem;
    background-color: transparent;
    color: #475569;
    display: flex;
    align-items: center;
    white-space: nowrap;
    overflow: hidden;
    font-size: 0.9375rem;
    font-weight: 500;
    transition: all var(--transition-base);
    position: relative;
    margin: 0.25rem 1rem;
    border-radius: var(--radius-md);
    letter-spacing: -0.01em;
}

#sidebar-wrapper .list-group-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 0;
    background: linear-gradient(180deg, var(--primary-400), var(--accent-400));
    border-radius: 0 4px 4px 0;
    transition: height var(--transition-base);
}

#sidebar-wrapper .list-group-item::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-md);
    background: linear-gradient(90deg, var(--primary-500), var(--primary-600));
    opacity: 0;
    transition: opacity var(--transition-base);
    z-index: -1;
}

#sidebar-wrapper .list-group-item i {
    font-size: 1.25rem;
    min-width: 40px;
    text-align: center;
    transition: all var(--transition-base);
    color: #64748b;
}

#sidebar-wrapper .list-group-item:hover {
    color: #6366f1;
    transform: translateX(6px);
    background: #f1f5f9;
}

#sidebar-wrapper .list-group-item:hover::before {
    height: 60%;
}

#sidebar-wrapper .list-group-item:hover::after {
    opacity: 0.08;
}

#sidebar-wrapper .list-group-item:hover i {
    transform: scale(1.15);
    color: #6366f1;
}

#sidebar-wrapper .list-group-item.active {
    background: linear-gradient(90deg, rgba(99, 102, 241, 0.15), rgba(99, 102, 241, 0.05));
    color: #6366f1;
    font-weight: 600;
    box-shadow: inset 0 0 20px rgba(99, 102, 241, 0.1);
}

#sidebar-wrapper .list-group-item.active::before {
    height: 100%;
    background: linear-gradient(180deg, #6366f1, #4f46e5);
}

#sidebar-wrapper .list-group-item.active i {
    color: #6366f1;
    transform: scale(1.1);
}

/* Menu Text */
.menu-text {
    transition: opacity var(--transition-base);
}

/* Premium Top Navbar */
nav.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(16px) saturate(180%);
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid var(--gray-200);
    transition: all var(--transition-base);
    z-index: 1020 !important;
    position: relative !important;
    overflow: visible !important;
}

nav.navbar:hover {
    box-shadow: var(--shadow-md);
}

/* Premium Burger Button */
.navbar-toggler {
    width: 46px;
    height: 46px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    border: none;
    box-shadow: var(--shadow-sm);
}

.navbar-toggler::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transform: translateX(-100%);
    transition: transform var(--transition-slow);
}

.navbar-toggler:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
    background: linear-gradient(135deg, var(--primary-600), var(--primary-800));
}

.navbar-toggler:hover::before {
    transform: translateX(100%);
}

.navbar-toggler:active {
    transform: translateY(0);
    box-shadow: var(--shadow-xs);
}
    box-shadow: 0 4px 16px rgba(99, 102, 241, 0.4);
}

.navbar-toggler:hover::before {
    transform: translateX(100%);
}

.navbar-toggler:active {
    transform: scale(0.95);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255, 255, 255, 1)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2.5' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    width: 24px;
    height: 24px;
}

/* Content Wrapper */
#page-content-wrapper {
    width: 100%;
    margin-left: var(--sidebar-width);
    transition: margin-left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    min-height: 100vh;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    position: relative;
    z-index: 1;
}

/* Desktop Toggle State */
@media (min-width: 769px) {
    body.sb-sidenav-toggled #sidebar-wrapper {
        width: var(--sidebar-mini);
    }

    body.sb-sidenav-toggled #page-content-wrapper {
        margin-left: var(--sidebar-mini);
    }

    /* Minimized sidebar header styling */
    body.sb-sidenav-toggled .sidebar-header {
        padding: 1.5rem 0;
        border-bottom: 1px solid #e2e8f0;
    }

    body.sb-sidenav-toggled .brand-container {
        flex-direction: column;
        gap: 0;
        justify-content: center;
        align-items: center;
    }

    body.sb-sidenav-toggled .brand-container img {
        width: 40px !important;
        height: 40px !important;
        margin: 0 auto !important;
        display: block;
    }

    body.sb-sidenav-toggled .brand-container > div {
        display: none;
    }

    body.sb-sidenav-toggled .menu-text,
    body.sb-sidenav-toggled .brand-text,
    body.sb-sidenav-toggled .brand-subtitle {
        display: none !important;
    }

    /* Center menu icons when minimized */
    body.sb-sidenav-toggled .list-group-item {
        justify-content: center;
        padding: 1rem 0;
        margin: 0.25rem 0.5rem;
        text-align: center;
    }

    body.sb-sidenav-toggled .list-group-item i {
        margin: 0 !important;
        min-width: auto;
        width: 100%;
        display: flex;
        justify-content: center;
        align-items: center;
    }

    /* Show toggle button on desktop */
    #sidebarToggle {
        display: inline-flex !important;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        border-radius: 8px;
        transition: all 0.3s ease;
    }

    #sidebarToggle:hover {
        background-color: var(--gray-100);
    }
}

/* Mobile Responsive */
@media (max-width: 768px) {
    /* Show overlay on mobile */
    .sidebar-overlay {
        display: block;
    }

    /* Hide sidebar by default */
    #sidebar-wrapper {
        transform: translateX(-100%);
        box-shadow: none;
    }

    /* Show sidebar when toggled */
    body.sb-sidenav-toggled #sidebar-wrapper {
        transform: translateX(0);
        box-shadow: 8px 0 32px rgba(0, 0, 0, 0.5);
    }

    /* Make sure brand text is visible on mobile */
    body.sb-sidenav-toggled .brand-container > div,
    body.sb-sidenav-toggled .brand-text,
    body.sb-sidenav-toggled .brand-subtitle,
    body.sb-sidenav-toggled .menu-text {
        display: flex !important;
        opacity: 1 !important;
        visibility: visible !important;
    }

    body.sb-sidenav-toggled .brand-container {
        flex-direction: row !important;
        gap: 0.875rem !important;
    }

    body.sb-sidenav-toggled .brand-container img {
        width: 45px !important;
        height: 45px !important;
        margin-right: 0.5rem !important;
    }

    body.sb-sidenav-toggled .list-group-item {
        justify-content: flex-start !important;
        padding: 1rem 1.5rem !important;
    }

    /* Content takes full width */
    #page-content-wrapper {
        margin-left: 0 !important;
        width: 100%;
    }

    /* Navbar always visible */
    nav.navbar {
        position: sticky;
        top: 0;
        z-index: 997;
        margin-left: 0;
    }

    /* Adjust sidebar header for mobile */
    .sidebar-header {
        padding: 1.25rem;
    }

    .brand-icon {
        width: 40px;
        height: 40px;
        font-size: 1.25rem;
    }

    .brand-text {
        font-size: 1.25rem;
    }

    /* Menu items slightly smaller */
    #sidebar-wrapper .list-group-item {
        padding: 0.875rem 1.25rem;
        font-size: 0.9rem;
    }

    #sidebar-wrapper .list-group-item i {
        font-size: 1.2rem;
        min-width: 35px;
    }
}

/* Tablet responsive */
@media (max-width: 992px) and (min-width: 769px) {
    :root {
        --sidebar-width: 220px;
        --sidebar-mini: 70px;
    }

    .brand-text {
        font-size: 1.25rem;
    }

    #sidebar-wrapper .list-group-item {
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
    }
}

/* Small mobile devices */
@media (max-width: 480px) {
    .navbar-toggler {
        width: 40px;
        height: 40px;
    }

    .navbar-toggler-icon {
        width: 20px;
        height: 20px;
    }

    .brand-text {
        font-size: 1.1rem;
    }

    .brand-icon {
        width: 36px;
        height: 36px;
    }
}

/* ========================
   UTILITY CLASSES (untuk menggantikan inline styles)
   ======================== */

/* Profile Dropdown Styling */
.profile-dropdown .profile-avatar {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-100), var(--primary-50));
    color: var(--primary-600);
    font-size: 1.5rem;
    flex-shrink: 0;
    transition: all var(--transition-base);
}

.profile-dropdown:hover .profile-avatar {
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    color: white;
    transform: scale(1.05);
}

.profile-dropdown.active .profile-avatar {
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    color: white;
}

.profile-info {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.profile-name {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--gray-800);
    line-height: 1.3;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.profile-role {
    font-size: 0.75rem;
    color: var(--gray-500);
    line-height: 1.2;
    font-weight: 500;
}

.profile-dropdown.active .profile-name {
    color: var(--primary-600);
}

.profile-dropdown.active .profile-role {
    color: var(--primary-400);
}

/* Profile Avatar Large (for dropdown header) */
.profile-avatar-large {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
    color: white;
    font-size: 2.2rem;
    flex-shrink: 0;
    box-shadow: 0 4px 16px rgba(99, 102, 241, 0.3);
    border: 3px solid white;
}

/* Profile Menu Styling */
.profile-menu {
    min-width: 320px !important;
    max-width: 350px !important;
    border-radius: 16px !important;
    border: none !important;
    padding: 0 !important;
    margin-top: 0.5rem !important;
    overflow: hidden !important;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15) !important;
    z-index: 99999 !important;
    background: white !important;
    position: absolute !important;
}

.profile-menu.show {
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
}

/* Navbar Profile Trigger */
.nav-profile-trigger {
    padding: 0.5rem 0.75rem !important;
    border-radius: 50px !important;
    transition: all 0.3s ease;
    background: white !important;
    border: 2px solid var(--gray-200) !important;
    cursor: pointer !important;
    position: relative !important;
    z-index: 1021 !important;
}

.nav-profile-trigger:hover {
    background: var(--primary-50) !important;
    border-color: var(--primary-300) !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.2) !important;
}

.nav-profile-trigger:focus,
.nav-profile-trigger:active {
    outline: none !important;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2) !important;
}

.nav-profile-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    overflow: hidden;
    flex-shrink: 0;
}

.nav-profile-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.nav-profile-info {
    line-height: 1.2;
}

.nav-profile-name {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-800);
}

.nav-profile-role {
    font-size: 0.75rem;
    color: var(--gray-500);
    font-weight: 500;
}

/* Ensure navbar dropdown is visible */
nav.navbar {
    z-index: 1020 !important;
    position: relative;
    overflow: visible !important;
}

nav.navbar .dropdown {
    position: relative;
    z-index: 1021 !important;
}

nav.navbar .dropdown-menu {
    z-index: 99999 !important;
    position: absolute !important;
}

/* Remove overflow restrictions from sidebar */
#sidebar-wrapper {
    overflow-y: auto;
}

#sidebar-wrapper .list-group {
    overflow: visible;
}

.profile-menu-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
}

.profile-menu-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1.5" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.4;
}

.profile-menu-name {
    font-size: 1rem;
    font-weight: 700;
    color: white;
    line-height: 1.3;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.profile-menu-email {
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.2;
}

.badge-role {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(10px);
    border-radius: 50px;
    font-size: 0.6875rem;
    font-weight: 600;
    color: white;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.profile-menu .dropdown-header {
    padding: 0;
    background: transparent;
    border: none;
}

.profile-menu-item {
    padding: 0.875rem 1rem !important;
    border-radius: 10px !important;
    display: flex;
    align-items: center;
    gap: 0.875rem;
    transition: all 0.2s ease;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--gray-700);
    margin: 0;
    background: white;
    border: none;
}

.profile-menu-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    background: var(--primary-50);
    color: var(--primary-600);
    font-size: 1.125rem;
    transition: all 0.2s ease;
}

.profile-menu-item:hover {
    background: var(--primary-50);
    color: var(--primary-700) !important;
    transform: translateX(4px);
}

.profile-menu-item:hover .profile-menu-icon {
    background: var(--primary-500);
    color: white;
    transform: scale(1.1);
}

.profile-menu-logout .profile-menu-icon {
    background: var(--danger-50);
    color: var(--danger-600);
}

.profile-menu-logout:hover {
    background: var(--danger-50) !important;
    color: var(--danger-700) !important;
}

.profile-menu-logout:hover .profile-menu-icon {
    background: var(--danger-500);
    color: white;
}

.profile-menu .dropdown-divider {
    margin: 0.5rem 1rem;
    border-color: var(--gray-200);
    opacity: 0.5;
}

/* Styling untuk sidebar minimized */
body.sb-sidenav-toggled .profile-dropdown .profile-avatar {
    width: 40px;
    height: 40px;
    margin: 0 auto;
}

body.sb-sidenav-toggled .profile-info {
    display: none !important;
}

body.sb-sidenav-toggled .profile-dropdown .dropdown-toggle::after {
    display: none !important;
}

/* Disable dropdown behavior saat minimized */
@media (min-width: 769px) {
    body.sb-sidenav-toggled .profile-dropdown .dropdown-menu {
        display: none !important;
    }
    
    body.sb-sidenav-toggled .profile-dropdown .dropdown-toggle {
        pointer-events: auto !important;
        cursor: pointer;
    }
    
    /* Prevent bootstrap dropdown from opening */
    body.sb-sidenav-toggled .profile-dropdown.show .dropdown-menu {
        display: none !important;
    }
}

/* Icon Colors */
.icon-primary {
    color: #6366f1;
}
.icon-accent {
    color: #f97316;
}
.icon-success {
    color: #10b981;
}
.icon-danger {
    color: #ef4444;
}
.icon-warning {
    color: #f59e0b;
}
.icon-info {
    color: #3b82f6;
}

/* Text Colors */
.text-primary-custom {
    color: #6366f1;
}
.text-accent-custom {
    color: #f97316;
}
.text-success-custom {
    color: #10b981;
}
.text-danger-custom {
    color: #ef4444;
}
.text-warning-custom {
    color: #f59e0b;
}
.text-muted-custom {
    color: #94a3b8;
}
.text-dark-custom {
    color: #1e293b;
}
.text-secondary-custom {
    color: #64748b;
}

/* Background Gradients */
.bg-gradient-primary {
    background: linear-gradient(135deg, #6366f1, #4f46e5);
}
.bg-gradient-success {
    background: linear-gradient(135deg, #10b981, #059669);
}
.bg-gradient-danger {
    background: linear-gradient(135deg, #ef4444, #dc2626);
}
.bg-gradient-warning {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}
.bg-gradient-info {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
}

/* Stats Card Values */
.stat-value-primary {
    color: #6366f1;
    font-size: 2rem;
    font-weight: 700;
    transition: all 0.3s ease;
}
.stat-value-accent {
    color: #f97316;
    font-size: 2rem;
    font-weight: 700;
    transition: all 0.3s ease;
}
.stat-value-success {
    color: #10b981;
    font-size: 2rem;
    font-weight: 700;
    transition: all 0.3s ease;
}
.stat-value-danger {
    color: #ef4444;
    font-size: 2rem;
    font-weight: 700;
    transition: all 0.3s ease;
}

.stat-card:hover .stat-value-primary,
.stat-card:hover .stat-value-accent,
.stat-card:hover .stat-value-success,
.stat-card:hover .stat-value-danger {
    transform: scale(1.1);
}

/* Badge Styles */
.badge {
    padding: 0.5rem 0.875rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.875rem;
    transition: all 0.3s ease;
}

.badge:hover {
    transform: scale(1.05);
}

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

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

.badge-warning {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: white;
}

.badge-danger {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: white;
}

.badge-info {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: white;
}

/* Product Row Grid */
.product-row-grid {
    display: grid;
    grid-template-columns: 60px 2fr 1fr 1.5fr 2fr;
    gap: 1rem;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid #f1f5f9;
    transition: all 0.3s ease;
}

.product-row-grid:hover {
    background: #f8fafc;
    border-left: 4px solid #6366f1;
    padding-left: calc(1.5rem - 4px);
}

/* Product Cell Styles */
.product-cell-index {
    text-align: center;
    color: #94a3b8;
    font-weight: 600;
    font-size: 1.1rem;
}

.product-cell-name {
    font-weight: 600;
    color: #1e293b;
    transition: color 0.3s ease;
}

.product-row-grid:hover .product-cell-name {
    color: #6366f1;
}

.product-cell-category {
    background: #f8fafc;
    padding: 0.5rem;
    border-radius: 8px;
    text-align: center;
    font-size: 0.85rem;
    transition: all 0.3s ease;
}

.product-row-grid:hover .product-cell-category {
    background: #e0e7ff;
    color: #4f46e5;
}

.product-cell-info {
    color: #64748b;
    font-size: 0.85rem;
}

/* Stat Box Styles */
.stat-box {
    max-width: 260px;
}

/* Empty State Icon */
.empty-state-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    opacity: 0.3;
    animation: pulse 2s ease-in-out infinite;
}

/* Form Filters */
.form-filter {
    min-width: 200px;
    transition: all 0.3s ease;
}

.form-filter:focus {
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
    border-color: #6366f1;
}

/* Input Styles */
.form-control,
.form-select {
    border-radius: 10px;
    border: 2px solid #e2e8f0;
    padding: 0.75rem 1rem;
    transition: all 0.3s ease;
}

.form-control:focus,
.form-select:focus {
    border-color: #6366f1;
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}

/* Shadow Utilities */
.shadow-sm-custom {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.shadow-md-custom {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.shadow-lg-custom {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.shadow-xl-custom {
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
}

/* Transition Utilities */
.transition-all {
    transition: all 0.3s ease;
}

.transition-fast {
    transition: all 0.15s ease;
}

.transition-slow {
    transition: all 0.5s ease;
}

/* Cursor Utilities */
.cursor-pointer {
    cursor: pointer;
}

.cursor-not-allowed {
    cursor: not-allowed;
    opacity: 0.6;
}

/* Ripple Effect */
.ripple {
    position: relative;
    overflow: hidden;
}

.ripple::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.ripple:active::before {
    width: 300px;
    height: 300px;
}

/* === RESPONSIVE LAYOUT === */
@media (max-width: 768px) {
    #sidebar-wrapper {
        margin-left: calc(-1 * var(--sidebar-width));
        box-shadow: 0 0 30px rgba(15, 23, 42, 0.9);
    }

    #page-content-wrapper {
        margin-left: 0;
    }

    body.sb-sidenav-toggled #sidebar-wrapper {
        margin-left: 0;
    }

    nav.navbar {
        padding-inline: 1rem !important;
    }

    .container-fluid.px-4 {
        padding-inline: 1rem !important;
    }

    .product-row-grid {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
}

/* ========================
   SIDEBAR LOGO TREATMENT
   ======================== */
/* Jadikan logo di sidebar berwarna putih tanpa mengubah logo di tempat lain */
#sidebar-wrapper .brand-container img {
    /* Hilangkan warna lalu ubah ke putih */
    filter: saturate(0) brightness(0) invert(1);
}

/* ========================
   PROFILE DROPDOWN IN SIDEBAR
   ======================== */

#sidebar-wrapper .dropdown-menu {
    background-color: white;
    border: 1px solid #e5e7eb;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border-radius: 10px;
}

#sidebar-wrapper .dropdown-item {
    color: #374151;
    padding: 0.75rem 1rem;
    transition: all 0.2s;
    border-radius: 6px;
    margin: 0.25rem 0.5rem;
}

#sidebar-wrapper .dropdown-item:hover {
    background: linear-gradient(90deg, rgba(99, 102, 241, 0.1), rgba(99, 102, 241, 0.05));
    color: #4f46e5;
}

#sidebar-wrapper .dropdown-item.text-danger:hover {
    background: linear-gradient(90deg, rgba(239, 68, 68, 0.1), rgba(239, 68, 68, 0.05));
    color: #dc2626;
}

#sidebar-wrapper .dropdown-item i {
    opacity: 0.8;
}

#sidebar-wrapper .dropdown-item:hover i {
    opacity: 1;
}

#sidebar-wrapper .dropdown-divider {
    border-color: #e5e7eb;
    margin: 0.5rem 0;
}

/* ========================
   LOGIN PAGE STYLES
   ======================== */

/* Login Body Background */
body.login-page {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Login Container */
.login-container {
    max-width: 450px;
    width: 100%;
    padding: 20px;
}

/* Login Card */
.login-card {
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    overflow: hidden;
}

/* Login Header */
.login-header {
    background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
    color: white;
    padding: 2.5rem 2rem;
    text-align: center;
}

.login-header img {
    width: 80px;
    height: 80px;
    margin-bottom: 1rem;
    filter: brightness(0) invert(1);
}

.login-header h2 {
    margin: 0;
    font-weight: 700;
    font-size: 1.8rem;
    color: white;
}

.login-header p {
    margin: 0.5rem 0 0 0;
    opacity: 0.9;
}

/* Login Body */
.login-body {
    padding: 2.5rem 2rem;
}

.login-body .form-label {
    font-weight: 600;
    color: #374151;
    margin-bottom: 0.5rem;
}

.login-body .form-control {
    border-radius: 10px;
    border: 2px solid #e5e7eb;
    padding: 0.75rem 1rem;
    transition: all 0.3s;
}

.login-body .form-control:focus {
    border-color: #6366f1;
    box-shadow: 0 0 0 0.25rem rgba(99, 102, 241, 0.15);
}

.login-body .input-group-text {
    background: white;
    border: 2px solid #e5e7eb;
    border-right: none;
    border-radius: 10px 0 0 10px;
    color: #6b7280;
}

.login-body .input-group .form-control {
    border-left: none;
    border-radius: 0 10px 10px 0;
}

.login-body .input-group:focus-within .input-group-text {
    border-color: #6366f1;
}

/* Login Button */
.btn-login {
    background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
    border: none;
    border-radius: 10px;
    padding: 0.875rem;
    font-weight: 600;
    font-size: 1.1rem;
    width: 100%;
    margin-top: 1.5rem;
    transition: all 0.3s;
}

.btn-login:hover {
    background: linear-gradient(135deg, #4f46e5 0%, #4338ca 100%);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(99, 102, 241, 0.3);
}

/* Login Form Elements */
.login-body .form-check-label {
    color: #6b7280;
    font-size: 0.95rem;
}

.login-body .alert {
    border-radius: 10px;
    border: none;
    padding: 1rem;
}

.login-body .invalid-feedback {
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

/* Login Footer */
.login-footer-text {
    color: white;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

/* Responsive Login */
@media (max-width: 576px) {
    .login-container {
        padding: 10px;
    }
    
    .login-header {
        padding: 2rem 1.5rem;
    }
    
    .login-body {
        padding: 2rem 1.5rem;
    }
}

/* ========================
   INPUT-UPLOAD PAGE STYLES
   ======================== */

/* Upload Page Title */
.upload-title {
    color: #10b981;
}

/* Template Download Alert */
.template-download-alert {
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
}

.template-download-title {
    color: #065f46;
}

.template-download-btn {
    background: #10b981;
    color: white;
    font-weight: 600;
}

/* Upload Icon */
.upload-icon-primary {
    color: #6366f1;
}

/* Compact Section Styles */
.section-title-sm {
    font-size: 0.95rem;
}

.section-icon-primary {
    color: #6366f1;
}

.section-icon-success {
    color: #10b981;
}

.section-icon-warning {
    color: #f59e0b;
}

.text-content-sm {
    font-size: 0.813rem;
    line-height: 1.6;
}

.feature-list-sm {
    font-size: 0.813rem;
}

/* Accordion Styles */
.accordion-compact {
    font-size: 0.813rem;
}

.accordion-item-compact {
    background: #f8fafc;
}

.accordion-button-compact {
    font-size: 0.813rem;
    background: #f8fafc;
}

.accordion-body-sm {
    font-size: 0.75rem;
}

.badge-compact {
    font-size: 0.7rem;
}

/* Analysis Results */
.results-list-icon {
    color: #6366f1;
}

.results-scroll-container {
    max-height: 600px;
    overflow-y: auto;
}

.results-grid-row {
    display: grid;
    grid-template-columns: 60px 2fr 1fr 1.5fr 2fr;
    gap: 1rem;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid #f1f5f9;
}

.results-row-number {
    text-align: center;
    color: #94a3b8;
    font-weight: 600;
}

.results-row-product {
    font-weight: 600;
    color: #1e293b;
}

.results-row-sold {
    background: #f8fafc;
    padding: 0.5rem;
    border-radius: 8px;
    text-align: center;
    font-size: 0.85rem;
}

.results-row-suggestion {
    color: #64748b;
    font-size: 0.85rem;
}

/* ========================
   PEMROSESAN-FILE PAGE STYLES
   ======================== */

/* Tree Visualization Card */
.tree-card-body {
    min-height: 500px;
    overflow: auto;
    background-image: radial-gradient(#e5e7eb 1px, transparent 1px);
    background-size: 20px 20px;
}

.tree-svg-container {
    width: 100%;
    height: 100%;
    min-height: 500px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.tree-svg {
    max-width: 100%;
    height: auto;
    min-height: 500px;
}

/* Data Check Card */
.data-check-card {
    max-height: 500px;
    display: flex;
    flex-direction: column;
}

.data-check-body {
    overflow-y: auto;
    flex-grow: 1;
}

.data-check-table {
    font-size: 0.8rem;
}

.data-check-thead {
    top: 0;
    z-index: 2;
}

.data-check-product {
    max-width: 100px;
}

/* ========================
   HASIL-ANALISA PAGE STYLES
   ======================== */

/* File Filter */
.file-filter-group {
    max-width: 280px;
}

/* Empty State Icon */
.empty-state-icon-rotate {
    transform: rotate(15deg);
}

/* Suggestion Text */
.suggestion-text-compact {
    line-height: 1.4;
}

/* ========================
   RIWAYAT PAGE STYLES
   ======================== */

/* File List Item Transition */
.file-list-item-transition {
    transition: all 0.2s;
}

/* Table Container */
.table-scroll-container {
    max-height: 600px;
}

/* Modal Icons */
.modal-icon-lg {
    font-size: 4rem;
}

/* ========================
   LAYOUT/MAIN STYLES
   ======================== */

/* Logo Sizes */
.logo-sidebar {
    width: 45px;
    height: 45px;
    object-fit: contain;
}

.logo-navbar {
    width: 32px;
    height: 32px;
    object-fit: contain;
}

/* Profile Dropdown */
.profile-dropdown {
    position: relative;
}

.profile-dropdown-trigger {
    cursor: pointer;
}

.profile-dropdown-menu {
    display: none;
    position: absolute;
    right: 0;
    top: 100%;
    margin-top: 0.5rem;
}

.profile-avatar-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

/* Footer */
.footer-primary-text {
    color: var(--color-primary);
}

/* ========================
   PROFILE PAGE STYLES
   ======================== */

/* Profile Name Input */
.profile-name-gradient {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Profile Form Hidden */
.profile-form-hidden {
    display: none;
}

/* Modal Styles */
.modal-rounded {
    border-radius: 20px;
    overflow: hidden;
}

.modal-header-gradient-purple {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.modal-header-gradient-pink {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

/* Preview Container */
.preview-container-circle {
    width: 200px;
    height: 200px;
    margin: 0 auto;
    border-radius: 50%;
    overflow: hidden;
    border: 5px solid #667eea;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.preview-img-cover {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Modal Delete Icon */
.modal-delete-icon {
    font-size: 4rem;
    color: #f5576c;
}

/* ========================
   ADMIN/USERS STYLES
   ======================== */

/* User Info Compact */
.user-info-compact {
    line-height: 1.4;
}

/* Action Buttons Container */
.action-buttons-container {
    min-height: 38px;
}

/* Empty State */
.empty-state-icon {
    font-size: 4rem;
    color: #ccc;
}

/* Delete Modal Icon Container */
.delete-icon-container {
    width: 80px;
    height: 80px;
}

.delete-icon-lg {
    font-size: 2.5rem;
}

/* Form Display Inline */
.form-inline {
    display: inline;
}

/* ========================
   CUSTOM MODAL SYSTEM
   ======================== */

.custom-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.custom-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1;
    cursor: pointer;
}

.custom-modal-content {
    position: relative;
    z-index: 2;
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    max-width: 500px;
    width: 90%;
    animation: modalSlideIn 0.3s ease-out;
    pointer-events: auto;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================
   UTILITY CLASSES
   ======================== */

/* Hidden Elements */
.hidden,
.d-none {
    display: none !important;
}

.d-block {
    display: block !important;
}

.d-flex {
    display: flex !important;
}