/* ==============================================
   SPOTISTATS - GLASSMORPHISM UI v3.0
   Modern Dark Theme with Premium Glass Effects
   ============================================== */

/* ---------------------------------
   CSS VARIABLES
   --------------------------------- */
:root {
    /* Background */
    --bg: #0a0a1a;
    --bg-gradient-1: #0a0a1a;
    --bg-gradient-2: #1a0a2e;
    --bg-gradient-3: #0a1a2e;

    /* Cards & Panels — True Glassmorphism */
    --card-bg: rgba(255, 255, 255, 0.04);
    --card-bg-solid: #12121f;
    --card-border: rgba(255, 255, 255, 0.08);
    --card-border-hover: rgba(124, 58, 237, 0.4);

    /* Accent Colors — Violet/Blue Gradient */
    --accent: #7c3aed;
    --accent-dark: #6d28d9;
    --accent-light: #8b5cf6;
    --accent-glow: rgba(124, 58, 237, 0.4);
    --accent-rgb: 124, 58, 237;
    --accent-light-rgb: 139, 92, 246;
    --accent-gradient: linear-gradient(135deg, #7c3aed 0%, #3b82f6 100%);

    /* Secondary Accents */
    --blue: #3b82f6;
    --blue-glow: rgba(59, 130, 246, 0.4);
    --purple: #8b5cf6;
    --purple-glow: rgba(139, 92, 246, 0.3);
    --orange: #f97316;
    --orange-glow: rgba(249, 115, 22, 0.3);
    --cyan: #06b6d4;
    --cyan-glow: rgba(6, 182, 212, 0.3);

    /* Text */
    --text-main: #e2e8f0;
    --text-muted: rgba(255, 255, 255, 0.5);
    --text-bright: #ffffff;

    /* Status Colors */
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #f43f5e;
    --info: #3b82f6;

    /* Shadows — Colored */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4), 0 0 40px rgba(124, 58, 237, 0.03);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5), 0 0 60px rgba(124, 58, 237, 0.05);
    --shadow-glow: 0 0 30px var(--accent-glow);
    --shadow-inner: inset 0 1px 3px rgba(0, 0, 0, 0.5);

    /* Glass */
    --glass-blur: blur(20px);
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: 1px solid rgba(255, 255, 255, 0.1);

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

    /* Border Radius */
    --radius-sm: 10px;
    --radius-md: 14px;
    --radius-lg: 18px;
    --radius-xl: 22px;
}

/* ---------------------------------
   RESET & BASE
   --------------------------------- */
* {
    box-sizing: border-box;
    outline: none;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text-main);
    font-size: 14px;
    line-height: 1.6;
    letter-spacing: -0.01em;
    padding-bottom: 80px;
    min-height: 100vh;
    overflow-x: hidden;
}

/* ---------------------------------
   ANIMATED BACKGROUND — Multi-layer
   --------------------------------- */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse 600px 600px at 20% 20%, rgba(124, 58, 237, 0.15) 0%, transparent 70%),
        radial-gradient(ellipse 500px 500px at 80% 80%, rgba(59, 130, 246, 0.12) 0%, transparent 70%),
        radial-gradient(ellipse 400px 400px at 60% 30%, rgba(6, 182, 212, 0.08) 0%, transparent 70%),
        radial-gradient(ellipse 300px 300px at 30% 70%, rgba(244, 63, 94, 0.06) 0%, transparent 70%),
        linear-gradient(180deg, var(--bg-gradient-1) 0%, var(--bg-gradient-2) 50%, var(--bg-gradient-3) 100%);
    animation: auroraShift 25s ease-in-out infinite alternate;
    z-index: -2;
    pointer-events: none;
}

/* Floating light orbs */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle 200px at 15% 50%, rgba(124, 58, 237, 0.08) 0%, transparent 100%),
        radial-gradient(circle 250px at 85% 30%, rgba(59, 130, 246, 0.06) 0%, transparent 100%),
        radial-gradient(circle 180px at 50% 80%, rgba(6, 182, 212, 0.05) 0%, transparent 100%);
    animation: orbFloat 30s ease-in-out infinite alternate-reverse;
    z-index: -1;
    pointer-events: none;
}

@keyframes auroraShift {
    0% {
        background-position: 0% 0%, 100% 100%, 50% 50%, 0% 100%, 0% 0%;
        filter: hue-rotate(0deg);
    }
    33% {
        background-position: 30% 20%, 70% 80%, 60% 40%, 40% 60%, 0% 0%;
    }
    66% {
        background-position: 50% 40%, 40% 60%, 30% 70%, 60% 30%, 0% 0%;
    }
    100% {
        background-position: 70% 30%, 20% 50%, 50% 20%, 30% 80%, 0% 0%;
        filter: hue-rotate(15deg);
    }
}

@keyframes orbFloat {
    0% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(30px, -20px) scale(1.1); }
    50% { transform: translate(-20px, 30px) scale(0.95); }
    75% { transform: translate(20px, 20px) scale(1.05); }
    100% { transform: translate(-10px, -30px) scale(1); }
}

/* ---------------------------------
   CUSTOM SCROLLBAR
   --------------------------------- */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.02);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--accent) 0%, var(--blue) 100%);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-light);
}

/* Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--accent) rgba(255, 255, 255, 0.02);
}

/* ---------------------------------
   HEADER & NAVIGATION (Floating Glass)
   --------------------------------- */
header {
    background: rgba(10, 10, 26, 0.6);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    padding: 14px 25px;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3), 0 1px 0 rgba(255, 255, 255, 0.05) inset;
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.brand {
    font-weight: 800;
    font-size: 20px;
    color: var(--text-bright);
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    letter-spacing: -0.03em;
}

.brand-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    background: var(--accent-gradient);
    border-radius: 10px;
    font-size: 16px;
    font-weight: 800;
    color: white;
    animation: pulse-glow 3s ease-in-out infinite;
    box-shadow: 0 0 20px var(--accent-glow);
}

@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 0 15px var(--accent-glow);
    }
    50% {
        box-shadow: 0 0 30px var(--accent-glow), 0 0 60px rgba(124, 58, 237, 0.15);
    }
}

.version-badge {
    font-size: 10px;
    font-weight: 600;
    color: var(--accent-light);
    background: rgba(124, 58, 237, 0.12);
    padding: 3px 10px;
    border-radius: 20px;
    border: 1px solid rgba(124, 58, 237, 0.25);
    margin-left: 4px;
    text-decoration: none;
    transition: all var(--transition-normal);
}

.version-badge:hover {
    background: rgba(124, 58, 237, 0.2);
    border-color: rgba(124, 58, 237, 0.4);
}

.nav {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}

.nav a, .nav-link {
    text-decoration: none;
    color: var(--text-muted);
    font-weight: 500;
    font-size: 13px;
    padding: 9px 14px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-normal);
    background: transparent;
    border: 1px solid transparent;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    position: relative;
    overflow: hidden;
}

.nav a::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.06), transparent);
    transition: left 0.5s ease;
}

.nav a:hover::before {
    left: 100%;
}

.nav a:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.08);
    transform: translateY(-1px);
}

.nav a.active {
    background: var(--accent-gradient);
    color: white;
    border-color: transparent;
    font-weight: 600;
    box-shadow: 0 0 25px var(--accent-glow), 0 4px 15px rgba(124, 58, 237, 0.3);
}

.nav a.active:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 40px var(--accent-glow), 0 6px 25px rgba(124, 58, 237, 0.4);
}

/* Logout button */
.nav a.logout-btn {
    color: var(--danger);
    border-color: rgba(244, 63, 94, 0.15);
}

.nav a.logout-btn:hover {
    background: rgba(244, 63, 94, 0.1);
    border-color: rgba(244, 63, 94, 0.3);
}

/* ---------------------------------
   LAYOUT & CONTAINERS
   --------------------------------- */
.container {
    max-width: 1400px;
    margin: 30px auto;
    padding: 0 25px;
}

/* Staggered cascade entrance */
.container > * {
    animation: cascadeIn 0.6s cubic-bezier(0.16, 1, 0.3, 1) both;
}
.container > *:nth-child(1) { animation-delay: 0.05s; }
.container > *:nth-child(2) { animation-delay: 0.1s; }
.container > *:nth-child(3) { animation-delay: 0.15s; }
.container > *:nth-child(4) { animation-delay: 0.2s; }
.container > *:nth-child(5) { animation-delay: 0.25s; }
.container > *:nth-child(6) { animation-delay: 0.3s; }
.container > *:nth-child(7) { animation-delay: 0.35s; }
.container > *:nth-child(8) { animation-delay: 0.4s; }
.container > *:nth-child(9) { animation-delay: 0.45s; }
.container > *:nth-child(10) { animation-delay: 0.5s; }

@keyframes cascadeIn {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.98);
        filter: blur(4px);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
        filter: blur(0);
    }
}

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

.grid-2 {
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: 25px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

/* ---------------------------------
   PANELS & CARDS (True Glassmorphism)
   --------------------------------- */
.panel, .card {
    background: var(--card-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-xl);
    padding: 25px;
    margin-bottom: 25px;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

/* Top shine line */
.panel::before, .card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.12), transparent);
}

.panel:hover, .card:hover {
    border-color: var(--card-border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg), 0 0 40px rgba(124, 58, 237, 0.08);
}

.panel h2, .card h2 {
    margin: 0 0 20px;
    font-size: 16px;
    color: var(--text-main);
    font-weight: 700;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    padding-bottom: 15px;
    letter-spacing: -0.02em;
}

.card h1 {
    margin: 0 0 15px;
    font-size: 22px;
    color: var(--text-bright);
    font-weight: 800;
    letter-spacing: -0.03em;
}

/* Card variants */
.card-glow {
    border-color: rgba(124, 58, 237, 0.3);
    box-shadow: var(--shadow-md), 0 0 50px rgba(124, 58, 237, 0.08);
}

.card-blue {
    border-color: rgba(59, 130, 246, 0.25);
}

.card-blue:hover {
    box-shadow: var(--shadow-lg), 0 0 40px var(--blue-glow);
    border-color: rgba(59, 130, 246, 0.4);
}

.card-purple {
    border-color: rgba(139, 92, 246, 0.25);
}

.card-purple:hover {
    box-shadow: var(--shadow-lg), 0 0 40px var(--purple-glow);
    border-color: rgba(139, 92, 246, 0.4);
}

/* ---------------------------------
   STAT CARDS — Premium
   --------------------------------- */
.stat-card {
    background: var(--card-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: 22px;
    text-align: center;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

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

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg), 0 0 30px rgba(124, 58, 237, 0.08);
    border-color: rgba(124, 58, 237, 0.25);
}

.stat-icon {
    font-size: 28px;
    margin-bottom: 10px;
}

.stat-value {
    font-size: 32px;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-family: 'Inter', monospace;
    letter-spacing: -0.03em;
    line-height: 1.2;
}

.stat-label {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-top: 6px;
    font-weight: 500;
}

.stat-trend {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    margin-top: 8px;
    padding: 3px 10px;
    border-radius: 20px;
    font-weight: 600;
}

.stat-trend.up {
    color: var(--success);
    background: rgba(16, 185, 129, 0.12);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.stat-trend.down {
    color: var(--danger);
    background: rgba(244, 63, 94, 0.12);
    border: 1px solid rgba(244, 63, 94, 0.2);
}

/* ---------------------------------
   TABS — Glass Style
   --------------------------------- */
.tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 25px;
    padding: 4px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(10px);
}

.tab-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 600;
    padding: 12px 20px;
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all var(--transition-normal);
    position: relative;
    font-family: inherit;
}

.tab-btn:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.05);
}

.tab-btn.active {
    color: white;
    background: var(--accent-gradient);
    box-shadow: 0 0 20px var(--accent-glow), 0 4px 12px rgba(124, 58, 237, 0.3);
}

.tab-content {
    display: none;
    animation: fadeIn 0.3s ease;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ---------------------------------
   FORM ELEMENTS
   --------------------------------- */
label {
    display: block;
    font-size: 13px;
    margin-bottom: 8px;
    color: var(--text-muted);
    font-weight: 500;
}

input[type="text"],
input[type="number"],
input[type="password"],
input[type="email"],
input[type="date"],
select,
textarea {
    width: 100%;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text-main);
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 14px;
    transition: all var(--transition-normal);
    backdrop-filter: blur(5px);
}

input:focus, select:focus, textarea:focus {
    border-color: var(--accent);
    background: rgba(124, 58, 237, 0.06);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.12), 0 0 20px rgba(124, 58, 237, 0.08);
}

input::placeholder {
    color: var(--text-muted);
    opacity: 0.6;
}

.row-inputs {
    display: flex;
    gap: 10px;
    align-items: center;
}

/* Mode Switch */
.mode-switch {
    background: rgba(255, 255, 255, 0.03);
    padding: 4px;
    border-radius: var(--radius-md);
    display: flex;
    gap: 4px;
    margin-bottom: 20px;
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.mode-label {
    flex: 1;
    text-align: center;
    padding: 10px;
    cursor: pointer;
    border-radius: var(--radius-sm);
    font-weight: 600;
    color: var(--text-muted);
    transition: all var(--transition-normal);
    font-size: 13px;
}

.mode-switch input { display: none; }

.mode-switch input:checked + .mode-label {
    background: var(--card-bg);
    color: var(--text-main);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Sliders */
input[type=range] {
    -webkit-appearance: none;
    width: 100%;
    background: transparent;
    cursor: pointer;
    margin: 5px 0;
}

input[type=range]::-webkit-slider-runnable-track {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 3px;
}

input[type=range]::-webkit-slider-thumb {
    height: 18px;
    width: 18px;
    border-radius: 50%;
    background: var(--accent-gradient);
    -webkit-appearance: none;
    margin-top: -6px;
    box-shadow: 0 0 10px var(--accent-glow), 0 2px 8px rgba(0,0,0,0.4);
    transition: transform var(--transition-fast);
}

input[type=range]:hover::-webkit-slider-thumb {
    transform: scale(1.2);
    box-shadow: 0 0 20px var(--accent-glow), 0 2px 8px rgba(0,0,0,0.4);
}

.slider-green::-webkit-slider-thumb {
    background: linear-gradient(135deg, var(--success) 0%, #059669 100%);
    box-shadow: 0 0 10px rgba(16, 185, 129, 0.4);
}

.slider-red::-webkit-slider-thumb {
    background: linear-gradient(135deg, #fb7185 0%, var(--danger) 100%);
    box-shadow: 0 0 10px rgba(244, 63, 94, 0.4);
}

input:disabled {
    opacity: 0.35;
    cursor: not-allowed;
}

/* ---------------------------------
   BUTTONS — Glass Gradient
   --------------------------------- */
.btn {
    padding: 11px 22px;
    border-radius: var(--radius-sm);
    border: none;
    font-weight: 600;
    cursor: pointer;
    font-size: 13px;
    font-family: inherit;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    letter-spacing: -0.01em;
}

/* Ripple */
.btn::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background: radial-gradient(circle, rgba(255,255,255,0.25) 0%, transparent 70%);
    transform: scale(0);
    opacity: 0;
    transition: transform 0.5s ease, opacity 0.3s ease;
}

.btn:active::after {
    transform: scale(2.5);
    opacity: 1;
    transition: 0s;
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: 0 4px 15px rgba(124, 58, 237, 0.3), 0 0 20px rgba(124, 58, 237, 0.1);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(124, 58, 237, 0.4), 0 0 40px rgba(124, 58, 237, 0.15);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger) 0%, #e11d48 100%);
    color: #fff;
    box-shadow: 0 4px 15px rgba(244, 63, 94, 0.3);
}

.btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(244, 63, 94, 0.4);
}

.btn-blue {
    background: linear-gradient(135deg, var(--blue) 0%, #2563eb 100%);
    color: #fff;
    box-shadow: 0 4px 15px var(--blue-glow);
}

.btn-blue:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px var(--blue-glow);
}

.btn-icon {
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.btn-icon:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.15);
}

.btn-green {
    background: linear-gradient(135deg, var(--success) 0%, #059669 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.btn-green:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(16, 185, 129, 0.4);
}

/* Loading state */
.btn.loading {
    pointer-events: none;
    opacity: 0.7;
}

.btn.loading::before {
    content: '';
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-right: 8px;
}

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

/* ---------------------------------
   TABLES — Glass Tables
   --------------------------------- */
.table-wrap {
    flex: 1;
    overflow-y: auto;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-md);
    background: rgba(0, 0, 0, 0.15);
    max-height: 550px;
    backdrop-filter: blur(5px);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

th {
    text-align: left;
    color: var(--text-muted);
    padding: 14px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    background: rgba(0, 0, 0, 0.2);
    position: sticky;
    top: 0;
    z-index: 5;
    text-transform: uppercase;
    font-size: 11px;
    letter-spacing: 0.06em;
    font-weight: 600;
}

td {
    padding: 12px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    vertical-align: middle;
    transition: background var(--transition-fast);
}

tr:nth-child(even) td {
    background: rgba(255, 255, 255, 0.015);
}

tr:hover td {
    background: rgba(124, 58, 237, 0.06);
}

/* Table inputs */
#artistsTable input {
    padding: 8px 10px;
    border-radius: 8px;
    font-size: 13px;
}

.limit-input {
    background: rgba(244, 63, 94, 0.08) !important;
    border: 1px solid rgba(244, 63, 94, 0.25) !important;
    color: var(--danger) !important;
    font-weight: bold;
    text-align: center;
    width: 100%;
    padding: 8px !important;
    border-radius: 8px !important;
    font-size: 14px !important;
}

.limit-input:focus {
    border-color: var(--danger) !important;
    box-shadow: 0 0 0 3px rgba(244, 63, 94, 0.12) !important;
}

.est-val {
    color: var(--accent-light);
    font-family: 'Inter', monospace;
    font-weight: bold;
    text-align: right;
    font-size: 14px;
}

/* ---------------------------------
   STATUS BADGES — Neon
   --------------------------------- */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.status-badge.bg-ok,
.badge-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.25);
    box-shadow: 0 0 10px rgba(16, 185, 129, 0.08);
}

.status-badge.bg-err,
.badge-danger {
    background: rgba(244, 63, 94, 0.1);
    color: var(--danger);
    border: 1px solid rgba(244, 63, 94, 0.25);
    box-shadow: 0 0 10px rgba(244, 63, 94, 0.08);
}

.status-badge.bg-warn,
.badge-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.25);
    box-shadow: 0 0 10px rgba(245, 158, 11, 0.08);
}

.badge-info {
    background: rgba(59, 130, 246, 0.1);
    color: var(--info);
    border: 1px solid rgba(59, 130, 246, 0.25);
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.08);
}

/* ---------------------------------
   FOOTER BAR
   --------------------------------- */
.footer-actions {
    background: rgba(10, 10, 26, 0.85);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    padding: 16px 25px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 50;
    box-shadow: 0 -4px 30px rgba(0, 0, 0, 0.3);
}

#configStatus {
    font-size: 12px;
    color: var(--text-muted);
    margin-left: 15px;
}

/* ---------------------------------
   LIBRARY LAYOUT
   --------------------------------- */
.lib-layout {
    display: flex;
    gap: 20px;
    height: 600px;
}

.lib-sidebar {
    width: 250px;
    background: var(--card-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.lib-content {
    flex: 1;
    background: var(--card-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.cat-item {
    padding: 14px 16px;
    cursor: pointer;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    display: flex;
    justify-content: space-between;
    transition: all var(--transition-fast);
}

.cat-item:hover {
    background: rgba(255, 255, 255, 0.04);
}

.cat-item.active {
    background: rgba(124, 58, 237, 0.1);
    color: var(--text-main);
    font-weight: bold;
    border-left: 3px solid var(--accent);
}

/* Category Widgets */
#catWeightsContainer {
    display: none;
    margin-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding-top: 20px;
}

.cat-box {
    background: rgba(0, 0, 0, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.06);
    padding: 15px;
    border-radius: var(--radius-md);
    margin-bottom: 10px;
}

.cat-box-head {
    display: flex;
    justify-content: space-between;
    font-weight: bold;
    margin-bottom: 10px;
    font-size: 13px;
}

.bar-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 6px;
}

.bar-label {
    width: 45px;
    font-size: 11px;
    color: var(--text-muted);
}

.val-display {
    width: 40px;
    text-align: right;
    font-size: 12px;
    font-family: monospace;
    color: var(--text-main);
}

/* ---------------------------------
   MODALS — Glass Modal
   --------------------------------- */
.overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 999;
}

.overlay.visible {
    display: flex;
    animation: fadeIn 0.2s ease;
}

.modal {
    background: rgba(18, 18, 31, 0.95);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    width: 650px;
    max-width: 95vw;
    max-height: 85vh;
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    flex-direction: column;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.6), 0 0 80px rgba(124, 58, 237, 0.06);
    animation: modalSlideIn 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: scale(0.92) translateY(-30px);
        filter: blur(4px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
        filter: blur(0);
    }
}

.modal-head {
    padding: 20px 25px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-body {
    padding: 25px;
    overflow-y: auto;
    flex: 1;
}

.modal-foot {
    padding: 18px 25px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

/* Import Items */
.grp-box {
    margin-bottom: 15px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.grp-head {
    background: rgba(0, 0, 0, 0.2);
    padding: 12px 15px;
    font-weight: bold;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.imp-item {
    padding: 12px 15px;
    border-top: 1px solid rgba(255, 255, 255, 0.03);
    display: flex;
    gap: 15px;
    align-items: center;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.imp-item:hover {
    background: rgba(255, 255, 255, 0.04);
}

.imp-item input[type="checkbox"] {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.15);
    border-radius: 6px;
    background: rgba(0, 0, 0, 0.2);
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
}

.imp-item input[type="checkbox"]:checked {
    background: var(--accent-gradient);
    border-color: var(--accent);
    box-shadow: 0 0 10px var(--accent-glow);
}

.imp-item input[type="checkbox"]:checked::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

/* ---------------------------------
   TOAST NOTIFICATIONS
   --------------------------------- */
.toast-container {
    position: fixed;
    bottom: 90px;
    right: 25px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    background: rgba(18, 18, 31, 0.9);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    padding: 14px 20px;
    min-width: 280px;
    max-width: 400px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: var(--shadow-lg);
    animation: toastSlideIn 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.toast.toast-exit {
    animation: toastSlideOut 0.3s ease forwards;
}

@keyframes toastSlideIn {
    from {
        opacity: 0;
        transform: translateX(100%) scale(0.9);
        filter: blur(4px);
    }
    to {
        opacity: 1;
        transform: translateX(0) scale(1);
        filter: blur(0);
    }
}

@keyframes toastSlideOut {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(100%);
    }
}

.toast-icon {
    font-size: 20px;
    flex-shrink: 0;
}

.toast-content {
    flex: 1;
}

.toast-title {
    font-weight: 600;
    font-size: 14px;
    color: var(--text-main);
}

.toast-message {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 2px;
}

.toast-close {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    font-size: 16px;
    opacity: 0.5;
    transition: opacity var(--transition-fast);
}

.toast-close:hover {
    opacity: 1;
}

.toast.toast-success {
    border-left: 3px solid var(--success);
    box-shadow: var(--shadow-lg), -3px 0 20px rgba(16, 185, 129, 0.08);
}

.toast.toast-error {
    border-left: 3px solid var(--danger);
    box-shadow: var(--shadow-lg), -3px 0 20px rgba(244, 63, 94, 0.08);
}

.toast.toast-warning {
    border-left: 3px solid var(--warning);
    box-shadow: var(--shadow-lg), -3px 0 20px rgba(245, 158, 11, 0.08);
}

.toast.toast-info {
    border-left: 3px solid var(--info);
    box-shadow: var(--shadow-lg), -3px 0 20px rgba(59, 130, 246, 0.08);
}

/* ---------------------------------
   SKELETON LOADERS
   --------------------------------- */
.skeleton {
    background: linear-gradient(90deg,
        rgba(255, 255, 255, 0.03) 25%,
        rgba(255, 255, 255, 0.08) 50%,
        rgba(255, 255, 255, 0.03) 75%
    );
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-sm);
}

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

.skeleton-text {
    height: 14px;
    margin-bottom: 8px;
}

.skeleton-title {
    height: 12px;
    width: 50%;
    margin-bottom: 12px;
}

.skeleton-value {
    height: 24px;
    width: 70%;
}

.skeleton-card {
    padding: 16px;
    background: var(--card-bg);
    border-radius: var(--radius-md);
    border: 1px solid var(--card-border);
    height: 120px;
}

.skeleton-row td {
    padding: 12px;
}

/* ---------------------------------
   MISC UTILITIES
   --------------------------------- */
.small {
    font-size: 12px;
    color: var(--text-muted);
}

.row {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 15px;
}

.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }

.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }

.hidden { display: none !important; }
.visible { display: block !important; }

/* Pulse animation — Neon */
.pulse {
    animation: pulse 2s ease-in-out infinite;
}

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

/* Status dot — Neon pulsing */
.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
    background: var(--text-muted);
}

.status-dot.on, .status-dot.active {
    background: var(--success);
    box-shadow: 0 0 8px rgba(16, 185, 129, 0.6), 0 0 20px rgba(16, 185, 129, 0.3);
    animation: neonPulse 2s ease-in-out infinite;
}

.status-dot.warning {
    background: var(--warning);
    box-shadow: 0 0 8px rgba(245, 158, 11, 0.6);
    animation: neonPulseWarn 2s ease-in-out infinite;
}

.status-dot.off, .status-dot.error {
    background: var(--danger);
    box-shadow: 0 0 8px rgba(244, 63, 94, 0.6);
    animation: neonPulseErr 2s ease-in-out infinite;
}

@keyframes neonPulse {
    0%, 100% { box-shadow: 0 0 6px rgba(16, 185, 129, 0.5), 0 0 15px rgba(16, 185, 129, 0.2); }
    50% { box-shadow: 0 0 12px rgba(16, 185, 129, 0.8), 0 0 30px rgba(16, 185, 129, 0.4); }
}

@keyframes neonPulseWarn {
    0%, 100% { box-shadow: 0 0 6px rgba(245, 158, 11, 0.5); }
    50% { box-shadow: 0 0 12px rgba(245, 158, 11, 0.8), 0 0 25px rgba(245, 158, 11, 0.3); }
}

@keyframes neonPulseErr {
    0%, 100% { box-shadow: 0 0 6px rgba(244, 63, 94, 0.5); }
    50% { box-shadow: 0 0 12px rgba(244, 63, 94, 0.8), 0 0 25px rgba(244, 63, 94, 0.3); }
}

/* Glow effects */
.glow-green {
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.3);
}

.glow-blue {
    box-shadow: 0 0 20px var(--blue-glow);
}

/* ---------------------------------
   TABLE CONTROLS (Sort & Filter)
   --------------------------------- */
.table-controls {
    display: flex;
    gap: 10px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}

.table-search {
    flex: 1;
    min-width: 150px;
    padding: 10px 14px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-sm);
    color: var(--text-main);
    font-size: 13px;
    transition: all var(--transition-normal);
    font-family: inherit;
}

.table-search:focus {
    border-color: var(--accent);
    background: rgba(124, 58, 237, 0.05);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
}

.table-search::placeholder {
    color: var(--text-muted);
}

th.sortable {
    cursor: pointer;
    user-select: none;
    transition: background var(--transition-fast);
}

th.sortable:hover {
    background: rgba(255, 255, 255, 0.04);
}

.sort-icon {
    margin-left: 6px;
    opacity: 0.3;
    font-size: 11px;
}

.sort-icon::after {
    content: '\2195';
}

th.sort-asc .sort-icon::after {
    content: '\2191';
    opacity: 1;
    color: var(--accent-light);
}

th.sort-desc .sort-icon::after {
    content: '\2193';
    opacity: 1;
    color: var(--accent-light);
}

th.sort-asc .sort-icon,
th.sort-desc .sort-icon {
    opacity: 1;
}

/* ---------------------------------
   NAVIGATION DROPDOWN
   --------------------------------- */
.nav-dropdown {
    position: relative;
    display: inline-block;
}

.nav-dropdown-toggle {
    text-decoration: none;
    color: var(--text-muted);
    font-weight: 500;
    font-size: 13px;
    padding: 9px 14px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-normal);
    background: transparent;
    border: 1px solid transparent;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    font-family: inherit;
}

.nav-dropdown-toggle:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.08);
}

.nav-dropdown-toggle.active {
    background: var(--accent-gradient);
    color: white;
    border-color: transparent;
    font-weight: 600;
    box-shadow: 0 0 25px var(--accent-glow);
}

.dropdown-arrow {
    transition: transform var(--transition-normal);
    opacity: 0.6;
}

.nav-dropdown.open .dropdown-arrow {
    transform: rotate(180deg);
}

.nav-dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    min-width: 200px;
    background: rgba(18, 18, 31, 0.95);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg), 0 0 40px rgba(124, 58, 237, 0.05);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-normal);
    padding: 6px;
}

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

.nav-dropdown-menu a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    border: none !important;
    background: transparent !important;
}

.nav-dropdown-menu a:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.06) !important;
}

.nav-dropdown-menu a.active {
    color: var(--accent-light);
    background: rgba(124, 58, 237, 0.1) !important;
}

/* Mobile dropdown */
@media (max-width: 900px) {
    .nav-dropdown {
        width: 100%;
    }

    .nav-dropdown-toggle {
        width: 100%;
        justify-content: space-between;
        padding: 14px 25px;
        border-radius: 0;
        border: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        background: transparent;
    }

    .nav-dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        max-height: 0;
        overflow: hidden;
        padding: 0;
        border: none;
        border-radius: 0;
        background: rgba(0, 0, 0, 0.2);
        box-shadow: none;
        transition: max-height 0.3s ease;
    }

    .nav-dropdown.open .nav-dropdown-menu {
        max-height: 300px;
        padding: 6px 0;
    }

    .nav-dropdown-menu a {
        padding: 12px 35px;
        border-radius: 0;
    }
}

/* ==============================================
   MOBILE BOTTOM NAVIGATION BAR
   ============================================== */
.bottom-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 64px;
    background: rgba(10, 10, 26, 0.92);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    z-index: 1000;
    padding: 0 8px;
    padding-bottom: env(safe-area-inset-bottom, 0);
    box-shadow: 0 -4px 30px rgba(0, 0, 0, 0.4);
    justify-content: space-around;
    align-items: center;
}

.bottom-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
    max-width: 80px;
    height: 100%;
    text-decoration: none;
    color: var(--text-muted);
    transition: all var(--transition-fast);
    padding: 8px 4px;
    border-radius: var(--radius-sm);
    -webkit-tap-highlight-color: transparent;
}

.bottom-nav-item:active {
    background: rgba(255, 255, 255, 0.05);
    transform: scale(0.95);
}

.bottom-nav-icon {
    font-size: 22px;
    line-height: 1;
    margin-bottom: 4px;
    transition: transform var(--transition-fast);
}

.bottom-nav-label {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
}

.bottom-nav-item.active {
    color: var(--accent-light);
}

.bottom-nav-item.active .bottom-nav-icon {
    transform: scale(1.15);
    filter: drop-shadow(0 0 8px var(--accent-glow));
}

/* ==============================================
   RESPONSIVE TABLES
   ============================================== */
.table-responsive {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: var(--radius-md);
    margin-bottom: 16px;
}

.table-responsive table {
    min-width: 600px;
}

.table-responsive::-webkit-scrollbar {
    height: 6px;
}

.table-responsive::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 3px;
}

.table-responsive::-webkit-scrollbar-thumb {
    background: var(--accent);
    border-radius: 3px;
}

.table-scroll-hint {
    display: none;
    text-align: center;
    font-size: 11px;
    color: var(--text-muted);
    padding: 8px;
    background: rgba(124, 58, 237, 0.08);
    border-radius: var(--radius-sm);
    margin-bottom: 8px;
    border: 1px solid rgba(124, 58, 237, 0.15);
}

/* ==============================================
   RESPONSIVE — Large (< 1200px)
   ============================================== */
@media (max-width: 1200px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

/* ==============================================
   RESPONSIVE — Tablet (< 900px)
   ============================================== */
@media (max-width: 900px) {
    .grid-2 { grid-template-columns: 1fr; }
    .grid-3 { grid-template-columns: 1fr; }
    .grid-4 { grid-template-columns: 1fr; }
    .lib-layout { flex-direction: column; height: auto; }
    .lib-sidebar { width: 100%; }

    .nav {
        justify-content: center;
    }

    .nav a {
        padding: 8px 12px;
        font-size: 12px;
    }

    .footer-actions {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }

    /* Show bottom navigation */
    .bottom-nav {
        display: flex;
    }

    body {
        padding-bottom: calc(64px + env(safe-area-inset-bottom, 0) + 20px);
    }

    .toast-container {
        bottom: calc(80px + env(safe-area-inset-bottom, 0));
        left: 15px;
        right: 15px;
    }

    .table-scroll-hint {
        display: block;
    }

    .hide-on-mobile {
        display: none !important;
    }

    .btn {
        min-height: 44px;
        padding: 12px 20px;
    }

    .btn-icon {
        min-width: 44px;
        min-height: 44px;
    }

    input[type="text"],
    input[type="number"],
    input[type="password"],
    input[type="email"],
    input[type="date"],
    select,
    textarea {
        min-height: 44px;
        font-size: 16px;
    }

    .nav a, .nav-link {
        min-height: 44px;
        padding: 14px 16px;
    }

    .container {
        padding: 0 16px;
        margin: 16px auto;
    }

    .panel, .card {
        padding: 16px;
        margin-bottom: 16px;
    }

    .panel h2, .card h2 {
        font-size: 15px;
        margin-bottom: 16px;
        padding-bottom: 12px;
    }

    h1 { font-size: 20px; }
    h2 { font-size: 16px; }
    .brand { font-size: 16px; }
    .version-badge { font-size: 9px; padding: 2px 6px; }

    table { font-size: 12px; }
    th { font-size: 10px; padding: 10px 12px; }
    td { padding: 10px 12px; }

    .tabs { flex-wrap: wrap; gap: 4px; }
    .tab-btn {
        font-size: 12px;
        flex: 1;
        min-width: fit-content;
        min-height: 44px;
        padding: 12px 16px;
    }

    .lib-layout { flex-direction: column; height: auto; gap: 16px; }
    .lib-sidebar { width: 100%; max-height: 200px; overflow-y: auto; }

    .kpi-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .kpi-card { padding: 16px; }
    .kpi-value { font-size: 24px; }
}

/* ==============================================
   HAMBURGER MENU
   ============================================== */
.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    padding: 8px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.nav-toggle:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent);
}

.nav-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--text-main);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

@media (max-width: 900px) {
    .nav-toggle {
        display: flex;
    }

    .nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background: rgba(10, 10, 26, 0.98);
        backdrop-filter: var(--glass-blur);
        -webkit-backdrop-filter: var(--glass-blur);
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    }

    .nav.open {
        max-height: 600px;
    }

    .nav a {
        padding: 14px 25px;
        border-radius: 0;
        border: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        background: transparent;
        width: 100%;
    }

    .nav a:hover {
        background: rgba(124, 58, 237, 0.08);
    }

    .header-content {
        position: relative;
    }
}

/* ==============================================
   SMALL MOBILE (< 600px)
   ============================================== */
@media (max-width: 600px) {
    .container {
        padding: 0 12px;
    }

    .panel, .card {
        padding: 14px;
    }

    .toast {
        min-width: auto;
        width: 100%;
    }

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

    .hide-on-small {
        display: none !important;
    }

    .filters {
        flex-direction: column;
        align-items: stretch;
    }

    .filters select,
    .filters input[type="date"],
    .filters .btn {
        width: 100%;
    }

    .action-bar {
        flex-direction: column;
        gap: 10px;
    }

    .action-bar .btn {
        width: 100%;
        justify-content: center;
    }
}