/* ================================================
   GLASSMORPHISM DARK THEME - SPORTSMAN ADS
   ================================================ */

/* ================================================
   1. CSS VARIABLES
   ================================================ */
:root {
    /* Primary Colors */
    --primary-color: #fecc01;
    --primary-hover: #e6b800;
    --primary-light: rgba(254, 204, 1, 0.15);
    --primary-gradient: linear-gradient(135deg, #fecc01 0%, #d9ad00 100%);

    /* Background Colors */
    --bg-primary: #0f0f1a;
    --bg-secondary: #161625;
    --bg-tertiary: #1e1e2f;
    --bg-card: rgba(30, 30, 47, 0.7);
    --bg-card-hover: rgba(40, 40, 60, 0.8);

    /* Glass Effect Colors */
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-bg-light: rgba(255, 255, 255, 0.08);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-border-light: rgba(255, 255, 255, 0.15);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    --glass-blur: blur(16px);

    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.8);
    --text-muted: rgba(255, 255, 255, 0.5);
    --text-accent: #fecc01;

    /* Status Colors */
    --success: #22c55e;
    --success-bg: rgba(34, 197, 94, 0.15);
    --warning: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.15);
    --danger: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.15);
    --info: #06b6d4;
    --info-bg: rgba(6, 182, 212, 0.15);

    /* Form Colors */
    --input-bg: rgba(255, 255, 255, 0.05);
    --input-border: rgba(255, 255, 255, 0.1);
    --input-focus-border: var(--primary-color);
    --input-focus-shadow: 0 0 0 3px rgba(254, 204, 1, 0.25);

    /* Spacing & Sizing */
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 16px;
    --border-radius-xl: 24px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.25);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 20px rgba(254, 204, 1, 0.3);
}

/* ================================================
   2. BASE STYLES
   ================================================ */
* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background: var(--bg-primary) !important;
    background-image:
        radial-gradient(ellipse at top left, rgba(254, 204, 1, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at bottom right, rgba(254, 204, 1, 0.05) 0%, transparent 50%) !important;
    background-attachment: fixed !important;
    color: var(--text-secondary) !important;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif !important;
    font-size: 0.9375rem !important;
    font-weight: 400 !important;
    line-height: 1.6 !important;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6,
.h1, .h2, .h3, .h4, .h5, .h6 {
    color: var(--text-primary) !important;
    font-weight: 600 !important;
    margin-bottom: 0.75rem !important;
    line-height: 1.4 !important;
}

h1, .h1 { font-size: 2rem !important; }
h2, .h2 { font-size: 1.75rem !important; }
h3, .h3 { font-size: 1.5rem !important; }
h4, .h4 { font-size: 1.25rem !important; }
h5, .h5 { font-size: 1.125rem !important; }
h6, .h6 { font-size: 1rem !important; }

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

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

/* Container */
.container, .container-fluid {
    padding-top: 2rem;
    padding-bottom: 2rem;
}

/* ================================================
   3. NAVBAR - GLASSMORPHISM
   ================================================ */
.navbar {
    background: var(--glass-bg) !important;
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: var(--shadow-md);
    padding: 0.75rem 1.5rem;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar .container-fluid {
    padding-top: 0;
    padding-bottom: 0;
}

.navbar-brand,
.navbar a,
.navbar .nav-link {
    color: var(--text-primary) !important;
    font-weight: 500;
    transition: all var(--transition-fast);
    position: relative;
}

.navbar .nav-link {
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-sm);
    margin: 0 0.25rem;
}

.navbar .nav-link:hover {
    background: var(--glass-bg-light);
    color: var(--primary-color) !important;
}

.navbar .nav-link.active {
    background: var(--primary-light);
    color: var(--primary-color) !important;
}

/* Active indicator animation */
.navbar .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: all var(--transition-normal);
    transform: translateX(-50%);
}

.navbar .nav-link:hover::after,
.navbar .nav-link.active::after {
    width: 60%;
}

/* Logo styling */
.site-logo {
    max-width: 48px;
    margin-right: 1rem;
    filter: drop-shadow(0 0 8px rgba(254, 204, 1, 0.3));
    transition: filter var(--transition-normal);
}

.site-logo:hover {
    filter: drop-shadow(0 0 12px rgba(254, 204, 1, 0.5));
}

.brand-text {
    font-weight: 700;
    font-size: 1.25rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Mobile toggle */
.navbar-toggler {
    border: 1px solid var(--glass-border) !important;
    padding: 0.5rem;
    border-radius: var(--border-radius-sm);
}

.navbar-toggler:focus {
    box-shadow: var(--input-focus-shadow) !important;
}

.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%28255, 255, 255, 0.8%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

/* Logout link */
.navbar .nav-link[href*="out"],
.navbar .nav-link.logout-link {
    color: var(--danger) !important;
}

.navbar .nav-link[href*="out"]:hover,
.navbar .nav-link.logout-link:hover {
    background: var(--danger-bg);
}

/* ================================================
   4. CARDS - GLASSMORPHISM
   ================================================ */
.card {
    background: var(--glass-bg) !important;
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--border-radius-lg) !important;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
}


.card-header {
    background: rgba(255, 255, 255, 0.03) !important;
    border-bottom: 1px solid var(--glass-border) !important;
    padding: 1.25rem 1.5rem;
    border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0 !important;
}

.card-header .card-title,
.card-header h4,
.card-header h5 {
    color: var(--text-primary) !important;
    font-weight: 600 !important;
    font-size: 1.125rem !important;
    margin: 0 !important;
}

.card-body {
    background: transparent !important;
    padding: 1.5rem;
    color: var(--text-secondary) !important;
}

.card-title {
    color: var(--text-primary) !important;
    margin-bottom: 1rem;
}

.card label {
    color: var(--text-muted);
    font-size: 0.8125rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.5rem;
}

/* Stats cards */
.card.text-white.bg-dark {
    background: var(--glass-bg) !important;
    border: 1px solid var(--primary-color) !important;
}

.card.text-white.bg-dark .card-header {
    background: var(--primary-light) !important;
    border-color: transparent !important;
}

/* ================================================
   5. FORM CONTROLS - GLASSMORPHISM
   ================================================ */
.form-control,
.form-select {
    background: var(--input-bg) !important;
    border: 1px solid var(--input-border) !important;
    border-radius: var(--border-radius-md) !important;
    color: var(--text-primary) !important;
    font-size: 0.9375rem !important;
    padding: 0.75rem 1rem !important;
    height: auto !important;
    transition: all var(--transition-fast) !important;
}

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

.form-control:focus,
.form-select:focus {
    background: rgba(255, 255, 255, 0.08) !important;
    border-color: var(--input-focus-border) !important;
    box-shadow: var(--input-focus-shadow) !important;
    outline: none;
}

.form-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23ffffff80' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e") !important;
    background-repeat: no-repeat !important;
    background-position: right 1rem center !important;
    background-size: 16px 12px !important;
    padding-right: 2.5rem !important;
    cursor: pointer;
}

/* Form labels */
.form-label,
label:not(.form-check-label):not(.btn) {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
    display: block;
}

/* Form groups */
.form-group {
    margin-bottom: 1.25rem;
    position: relative;
}

/* Checkbox & Radio */
.form-check-input {
    background-color: var(--input-bg) !important;
    border: 2px solid var(--glass-border-light) !important;
    width: 1.25rem !important;
    height: 1.25rem !important;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.form-check-input:checked {
    background-color: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
}

.form-check-input:focus {
    box-shadow: var(--input-focus-shadow) !important;
    border-color: var(--primary-color) !important;
}

.form-check-label {
    color: var(--text-secondary);
    cursor: pointer;
    padding-left: 0.5rem;
    line-height: 1.5;
}

.form-check-inline {
    margin-right: 1.5rem;
}

.form-check {
    padding-left: 1.75rem;
}

.form-check .form-check-input {
    margin-left: -1.75rem;
}

/* File input */
input[type="file"] {
    color: var(--text-secondary) !important;
    padding: 0.75rem !important;
    background: var(--input-bg);
    border: 2px dashed var(--glass-border) !important;
    border-radius: var(--border-radius-md) !important;
    cursor: pointer;
    transition: all var(--transition-fast);
}

input[type="file"]:hover {
    border-color: var(--primary-color) !important;
    background: var(--primary-light);
}

input[type="file"]::-webkit-file-upload-button {
    visibility: hidden;
    width: 0;
}

input[type="file"]::before {
    content: 'Vybrat soubor';
    display: inline-block;
    background: var(--primary-gradient);
    color: #1a1a1a !important;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    margin-right: 1rem;
    transition: all var(--transition-fast);
}

input[type="file"]:hover::before {
    transform: scale(1.02);
    box-shadow: var(--shadow-glow);
}

/* Form grid layout */
.form-three-columns {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.form-three-columns .form-group {
    display: flex;
    flex-direction: column;
}

/* ================================================
   6. BUTTONS - GLASSMORPHISM
   ================================================ */
.btn {
    font-weight: 600;
    font-size: 0.875rem;
    padding: 0.625rem 1.5rem;
    border-radius: var(--border-radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

/* Primary Button */
.btn-primary {
    background: var(--primary-gradient) !important;
    color: #1a1a1a !important;
    border: none !important;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md), var(--shadow-glow) !important;
}

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

/* Success Button */
.btn-success {
    background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%) !important;
    color: white !important;
    border: none !important;
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 20px rgba(34, 197, 94, 0.3) !important;
}

/* Warning Button */
.btn-warning {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%) !important;
    color: white !important;
    border: none !important;
}

.btn-warning:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 20px rgba(245, 158, 11, 0.3) !important;
}

/* Danger Button */
.btn-danger {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%) !important;
    color: white !important;
    border: none !important;
}

.btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 20px rgba(239, 68, 68, 0.3) !important;
}

/* Info Button */
.btn-info {
    background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%) !important;
    color: white !important;
    border: none !important;
}

.btn-info:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.3) !important;
}

/* Secondary/Outline Buttons */
.btn-secondary,
.btn-outline-primary,
.btn-outline-secondary {
    background: var(--glass-bg) !important;
    color: var(--text-primary) !important;
    border: 1px solid var(--glass-border) !important;
}

.btn-secondary:hover,
.btn-outline-primary:hover,
.btn-outline-secondary:hover {
    background: var(--glass-bg-light) !important;
    border-color: var(--primary-color) !important;
    color: var(--primary-color) !important;
}

/* Small Buttons */
.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.8125rem;
    border-radius: var(--border-radius-sm);
}

/* Submit button */
input[type="submit"],
button[type="submit"] {
    width: 100%;
    padding: 0.875rem 2rem !important;
    font-size: 1rem;
    font-weight: 600;
    margin-top: 1rem;
}

/* Button icons */
.btn i {
    margin-right: 0.25rem;
}

.btn-sm i {
    margin-right: 0;
}

/* ================================================
   7. TABLES - GLASSMORPHISM
   ================================================ */
.table-responsive {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.table {
    background: transparent !important;
    border-collapse: separate;
    border-spacing: 0;
    margin-bottom: 0;
}

.table-dark {
    --bs-table-bg: transparent !important;
    --bs-table-striped-bg: rgba(255, 255, 255, 0.02) !important;
}

.table thead {
    background: rgba(255, 255, 255, 0.05);
}

.table thead th {
    color: var(--text-primary) !important;
    font-weight: 600;
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 1rem 1.25rem;
    border: none !important;
    border-bottom: 1px solid var(--glass-border) !important;
}

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

.table tbody tr:hover {
    background: var(--glass-bg-light) !important;
}

.table tbody td {
    color: var(--text-secondary) !important;
    padding: 1rem 1.25rem;
    border: none !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03) !important;
    vertical-align: middle;
}

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

/* Striped variant */
.table-striped tbody tr:nth-of-type(odd) {
    background: rgba(255, 255, 255, 0.02);
}

.table-striped tbody tr:nth-of-type(odd):hover {
    background: var(--glass-bg-light) !important;
}

/* ================================================
   8. BADGES
   ================================================ */
.badge {
    font-weight: 600;
    font-size: 0.75rem;
    padding: 0.375rem 0.75rem;
    border-radius: var(--border-radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge.bg-success,
.bg-success {
    background: var(--success-bg) !important;
    color: var(--success) !important;
    border: 1px solid var(--success);
}

.badge.bg-warning,
.bg-warning {
    background: var(--warning-bg) !important;
    color: var(--warning) !important;
    border: 1px solid var(--warning);
}

.badge.bg-danger,
.bg-danger {
    background: var(--danger-bg) !important;
    color: var(--danger) !important;
    border: 1px solid var(--danger);
}

.badge.bg-info,
.bg-info {
    background: var(--info-bg) !important;
    color: var(--info) !important;
    border: 1px solid var(--info);
}

.badge.bg-secondary,
.bg-secondary {
    background: rgba(255, 255, 255, 0.1) !important;
    color: var(--text-secondary) !important;
    border: 1px solid var(--glass-border);
}

.badge.bg-dark,
.bg-dark {
    background: rgba(0, 0, 0, 0.3) !important;
    color: var(--text-secondary) !important;
    border: 1px solid var(--glass-border);
}

.badge.bg-light,
.bg-light {
    background: rgba(255, 255, 255, 0.1) !important;
    color: var(--text-primary) !important;
    border: 1px solid var(--glass-border);
}

.badge.bg-primary,
.bg-primary:not(.btn) {
    background: var(--primary-light) !important;
    color: var(--primary-color) !important;
    border: 1px solid var(--primary-color);
}

/* ================================================
   9. ALERTS - GLASSMORPHISM
   ================================================ */
.alert {
    background: var(--glass-bg) !important;
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-radius: var(--border-radius-md) !important;
    padding: 1rem 1.25rem !important;
    margin: 1rem !important;
    border: 1px solid;
    color: var(--text-primary) !important;
    font-weight: 500;
}

.alert-primary {
    background: var(--primary-light) !important;
    border-color: var(--primary-color) !important;
}

.alert-success {
    background: var(--success-bg) !important;
    border-color: var(--success) !important;
}

.alert-warning {
    background: var(--warning-bg) !important;
    border-color: var(--warning) !important;
}

.alert-danger {
    background: var(--danger-bg) !important;
    border-color: var(--danger) !important;
}

.alert-info {
    background: var(--info-bg) !important;
    border-color: var(--info) !important;
}

.alert .btn-close {
    filter: invert(1) brightness(0.8);
    opacity: 0.7;
    transition: opacity var(--transition-fast);
}

.alert .btn-close:hover {
    opacity: 1;
}

.alert-dismissible .btn-close {
    position: absolute;
    top: 50%;
    right: 1rem;
    transform: translateY(-50%);
    padding: 0.5rem !important;
}

/* ================================================
   10. LOGIN PAGE
   ================================================ */
.login-page {
    min-height: calc(100vh - 4rem);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: 1rem;
    margin: -2rem;
}

.login-container {
    width: 100%;
    max-width: 420px;
    z-index: 10;
}

.login-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.login-header {
    text-align: center;
    padding: 2.5rem 2rem 1.5rem;
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid var(--glass-border);
}

.login-logo {
    width: 80px;
    height: auto;
    margin-bottom: 1rem;
    filter: drop-shadow(0 0 20px rgba(254, 204, 1, 0.4));
}

.login-title {
    color: var(--text-primary);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.login-subtitle {
    color: var(--text-muted);
    font-size: 0.9375rem;
    margin: 0;
}

.login-body {
    padding: 2rem;
}

.login-body .form-group {
    margin-bottom: 1.5rem;
}

.login-body input[type="submit"] {
    margin-top: 1.5rem;
    padding: 1rem !important;
    font-size: 1rem;
}

.login-footer {
    text-align: center;
    padding: 1.25rem;
    background: rgba(0, 0, 0, 0.1);
    border-top: 1px solid var(--glass-border);
}

.login-footer p {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.8125rem;
}

/* Animated background orbs */
.login-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: float 15s ease-in-out infinite;
}

.orb-1 {
    width: 400px;
    height: 400px;
    background: var(--primary-color);
    top: -100px;
    right: -100px;
    animation-delay: 0s;
}

.orb-2 {
    width: 300px;
    height: 300px;
    background: #8b5cf6;
    bottom: -50px;
    left: -50px;
    animation-delay: -5s;
}

.orb-3 {
    width: 200px;
    height: 200px;
    background: #06b6d4;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -10s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    25% {
        transform: translate(20px, -20px) scale(1.05);
    }
    50% {
        transform: translate(-10px, 20px) scale(0.95);
    }
    75% {
        transform: translate(-20px, -10px) scale(1.02);
    }
}

/* ================================================
   11. ERROR PAGES
   ================================================ */
.error-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem;
}

.error-container {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-xl);
    padding: 3rem;
    max-width: 500px;
}

.error-code {
    font-size: 6rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1;
    margin-bottom: 1rem;
    text-shadow: 0 0 40px rgba(254, 204, 1, 0.3);
}

.error-message {
    color: var(--text-secondary);
    font-size: 1.125rem;
    margin-bottom: 2rem;
}

/* ================================================
   12. MODALS
   ================================================ */
.modal-content {
    background: var(--bg-secondary) !important;
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--border-radius-lg) !important;
}

.modal-header {
    border-bottom: 1px solid var(--glass-border) !important;
    padding: 1.25rem 1.5rem;
}

.modal-title {
    color: var(--text-primary) !important;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    border-top: 1px solid var(--glass-border) !important;
    padding: 1rem 1.5rem;
}

.btn-close {
    filter: invert(1) brightness(0.8);
}

/* ================================================
   13. UTILITIES
   ================================================ */

/* Glass panel utility */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
}

/* Glow effects */
.glow-primary {
    box-shadow: var(--shadow-glow);
}

.glow-success {
    box-shadow: 0 0 20px rgba(34, 197, 94, 0.3);
}

/* Text utilities */
.text-gradient {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Hover lift effect */
.hover-lift {
    transition: transform var(--transition-fast);
}

.hover-lift:hover {
    transform: translateY(-4px);
}

/* Loading spinner */
.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--glass-border);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

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

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

::-webkit-scrollbar-thumb {
    background: var(--glass-border-light);
    border-radius: 4px;
}

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

/* Selection styling */
::selection {
    background: var(--primary-color);
    color: white;
}

/* Testing bar */
.testing-bar {
    background: linear-gradient(90deg, var(--danger) 0%, #b91c1c 100%);
    color: white;
    text-align: center;
    padding: 0.5rem;
    font-weight: 600;
    font-size: 0.875rem;
    letter-spacing: 1px;
}

/* ================================================
   14. RESPONSIVE
   ================================================ */

/* Large screens */
@media (min-width: 1200px) {
    .container {
        max-width: 1140px;
    }
}

/* Tablets */
@media (max-width: 992px) {
    .navbar .navbar-collapse {
        background: var(--bg-secondary);
        border-radius: var(--border-radius-md);
        padding: 1rem;
        margin-top: 1rem;
        border: 1px solid var(--glass-border);
    }

    .navbar .nav-link {
        padding: 0.75rem 1rem;
        border-radius: var(--border-radius-sm);
    }

    .navbar .nav-link::after {
        display: none;
    }

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

/* Mobile */
@media (max-width: 768px) {
    body {
        font-size: 0.875rem !important;
    }

    .container, .container-fluid {
        padding-left: 1rem;
        padding-right: 1rem;
    }

    .card {
        border-radius: var(--border-radius-md) !important;
    }

    .card-header,
    .card-body {
        padding: 1rem;
    }

    .table td,
    .table th {
        padding: 0.75rem;
        font-size: 0.8125rem;
    }

    .btn {
        padding: 0.5rem 1rem;
    }

    .btn-sm {
        padding: 0.25rem 0.5rem;
    }

    /* Stack action buttons on mobile */
    .table td:last-child {
        white-space: nowrap;
    }

    .table td .btn {
        margin-bottom: 0.25rem;
    }
}

/* Small mobile */
@media (max-width: 576px) {
    .login-card {
        border-radius: var(--border-radius-lg);
    }

    .login-header,
    .login-body {
        padding: 1.5rem;
    }

    .gradient-orb {
        opacity: 0.3;
    }

    .form-three-columns {
        grid-template-columns: 1fr;
    }

    h1, .h1 { font-size: 1.5rem !important; }
    h2, .h2 { font-size: 1.375rem !important; }
    h3, .h3 { font-size: 1.25rem !important; }
    h4, .h4 { font-size: 1.125rem !important; }
}