/* LoopGpt - CSS Variables & Theme System */
:root,
html.theme-light {
    --bg-color: #f8fafc;
    --bg-panel: #ffffff;
    --bg-input: #f1f5f9;
    --bg-hover: #f1f5f9;
    
    --text-main: #0f172a;
    --text-muted: #64748b;
    --text-light: #94a3b8;
    
    --primary-color: #3b82f6;
    --primary-hover: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #eff6ff;
    
    --success-color: #22c55e;
    --success-bg: #dcfce7;
    --error-color: #ef4444;
    --error-bg: #fee2e2;
    --warning-color: #f59e0b;
    --warning-bg: #fef3c7;
    --info-color: #0ea5e9;
    --info-bg: #e0f2fe;
    
    --border-color: #e2e8f0;
    --border-focus: #93c5fd;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-blue: 0 4px 14px 0 rgba(59, 130, 246, 0.39);
}

html.theme-dark {
    --bg-color: #0f172a;
    --bg-panel: #1e293b;
    --bg-input: #0f172a;
    --bg-hover: #334155;
    
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --text-light: #64748b;
    
    --primary-color: #3b82f6;
    --primary-hover: #60a5fa;
    --primary-dark: #2563eb;
    --primary-light: rgba(59, 130, 246, 0.1);
    
    --success-color: #4ade80;
    --success-bg: rgba(74, 222, 128, 0.1);
    --error-color: #f87171;
    --error-bg: rgba(248, 113, 113, 0.1);
    --warning-color: #fbbf24;
    --warning-bg: rgba(251, 191, 36, 0.1);
    --info-color: #38bdf8;
    --info-bg: rgba(56, 189, 248, 0.1);
    
    --border-color: #334155;
    --border-focus: #3b82f6;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
    --shadow-blue: 0 4px 14px 0 rgba(59, 130, 246, 0.2);
}

/* Global Transitions */
* {
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

body {
    overflow-x: hidden;
}

/* Global particle background (website theme) */
body.has-theme-particles {
    position: relative;
    min-height: 100vh;
    isolation: isolate;
    background-color: var(--bg-color);
}

#theme-particles-js {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background: transparent;
    overflow: hidden;
}

.theme-content-layer {
    position: relative;
    z-index: 1;
    min-height: 100vh;
}

#theme-particles-js .particles-js-canvas-el {
    transform: translate3d(0, var(--particles-scroll-offset, 0px), 0) scale(1.08);
    transform-origin: center center;
    will-change: transform;
}

button,
input,
select,
textarea {
    font: inherit;
}

img {
    max-width: 100%;
    height: auto;
}

table {
    max-width: 100%;
}

pre {
    max-width: 100%;
    overflow-x: auto;
}

main,
section,
article,
aside,
.container,
.card,
.grid,
.flex {
    min-width: 0;
}

/* Base resets & typography */
h1, h2, h3, h4, h5, h6 {
    margin-top: 0;
    color: var(--text-main);
    font-weight: 600;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.2s;
}

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

/* Utility Classes */
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }
.text-primary { color: var(--primary-color); }
.text-error { color: var(--error-color); }
.text-success { color: var(--success-color); }
.text-warning { color: var(--warning-color); }
.text-info { color: var(--info-color); }
.text-muted { color: var(--text-muted); }
.text-main { color: var(--text-main); }
.text-sm { font-size: 0.875rem; }
.text-lg { font-size: 1.125rem; }
.text-xl { font-size: 1.25rem; }
.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }
.block { display: block; }
.hidden { display: none !important; }

.mt-1 { margin-top: 0.25rem; } .mb-1 { margin-bottom: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }  .mb-2 { margin-bottom: 0.5rem; }
.mt-3 { margin-top: 1rem; }    .mb-3 { margin-bottom: 1rem; }
.mt-4 { margin-top: 1.5rem; }  .mb-4 { margin-bottom: 1.5rem; }
.mt-5 { margin-top: 2rem; }    .mb-5 { margin-bottom: 2rem; }
.mt-8 { margin-top: 4rem; }    .mb-8 { margin-bottom: 4rem; }

.pt-2 { padding-top: 0.5rem; } .pb-2 { padding-bottom: 0.5rem; }
.pt-4 { padding-top: 1.5rem; } .pb-4 { padding-bottom: 1.5rem; }

/* Flex Utilities */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.w-full { width: 100%; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.625rem 1.25rem;
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: 0.5rem;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    line-height: 1.2;
}

.btn i { margin-right: 0.5rem; }
.btn i:only-child { margin-right: 0; }

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
    box-shadow: var(--shadow-blue);
    color: white;
    transform: translateY(-1px);
}

.btn-outline {
    background-color: transparent;
    color: var(--text-main);
    border-color: var(--border-color);
}

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

.btn-success {
    background-color: var(--success-color);
    color: white;
}
.btn-success:hover { background-color: #16a34a; color: white; }

.btn-danger {
    background-color: var(--error-color);
    color: white;
}
.btn-danger:hover { background-color: #dc2626; color: white; }

.btn-icon {
    width: 2.5rem;
    height: 2.5rem;
    padding: 0;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-panel);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    transition: all 0.2s;
}

.btn-icon:hover {
    color: var(--primary-color);
    border-color: var(--primary-color);
    background: var(--primary-light);
}

/* Form Controls */
.form-group {
    margin-bottom: 1.25rem;
}

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

.form-control {
    display: block;
    width: 100%;
    padding: 0.625rem 1rem;
    font-size: 1rem;
    font-family: inherit;
    line-height: 1.5;
    color: var(--text-main);
    background-color: var(--bg-input);
    background-clip: padding-box;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
    box-sizing: border-box;
}

.form-control:focus {
    color: var(--text-main);
    background-color: var(--bg-input);
    border-color: var(--border-focus);
    outline: 0;
    box-shadow: 0 0 0 3px var(--primary-light);
}

.form-control::placeholder {
    color: var(--text-muted);
    opacity: 0.7;
}

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

/* Alerts */
.alert {
    padding: 1rem 1.25rem;
    margin-bottom: 1.5rem;
    border: 1px solid transparent;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.75rem;
    font-size: 0.95rem;
}

.alert-success {
    color: var(--success-color);
    background-color: var(--success-bg);
    border-color: rgba(34, 197, 94, 0.2);
}

.alert-error {
    color: var(--error-color);
    background-color: var(--error-bg);
    border-color: rgba(239, 68, 68, 0.2);
}

.alert-warning {
    color: var(--warning-color);
    background-color: var(--warning-bg);
    border-color: rgba(245, 158, 11, 0.2);
}

.alert-info {
    color: var(--info-color);
    background-color: var(--info-bg);
    border-color: rgba(14, 165, 233, 0.2);
}

/* Layout structural */
.app-layout {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.main-content {
    flex: 1;
    padding: 2rem 0;
}

.table-responsive {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

/* Navbar */
.navbar {
    background-color: var(--bg-panel);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 4rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-main);
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-muted);
    font-weight: 500;
    font-size: 1rem;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--text-main);
}

/* Footer */
.footer {
    background-color: var(--bg-panel);
    border-top: 1px solid var(--border-color);
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
}

.footer-brand-col {
    grid-column: span 2;
}

.footer-col h3 {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

.footer-col a {
    display: block;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
}

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

/* Shared utilities/components used across templates */
.nav-actions { display: flex; align-items: center; gap: 0.75rem; }
.nav-user-name {
    display: inline-block;
    max-width: 140px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    vertical-align: bottom;
}
.search-form.mini-search { position: relative; }
.search-form.mini-search input {
    width: 220px;
    padding: 0.5rem 2rem 0.5rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 9999px;
    background: var(--bg-input);
    color: var(--text-main);
}
.search-form.mini-search button {
    position: absolute;
    right: 0.5rem;
    top: 50%;
    transform: translateY(-50%);
    border: 0;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
}
.icon-btn,
.mobile-menu-btn {
    width: 2.2rem;
    height: 2.2rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    background: var(--bg-panel);
    color: var(--text-muted);
    cursor: pointer;
}
.icon-btn:hover,
.mobile-menu-btn:hover { color: var(--primary-color); border-color: var(--primary-color); }
.mobile-menu-btn { display: none; }

/* The switch - the box around the slider */
.switch {
    font-size: 17px;
    position: relative;
    display: inline-block;
    width: 3.5em;
    height: 2em;
    cursor: pointer;
    flex: 0 0 auto;
}

/* Hide default HTML checkbox */
.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

/* The slider */
.switch .slider {
    --background: #20262c;
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--background);
    transition: 0.5s;
    border-radius: 30px;
}

.switch .slider:before {
    position: absolute;
    content: "";
    height: 1.4em;
    width: 1.4em;
    border-radius: 50%;
    left: 10%;
    bottom: 15%;
    box-shadow: inset 8px -4px 0px 0px #ececd9, -4px 1px 4px 0px #dadada;
    background: var(--background);
    transition: 0.5s;
}

.switch .decoration {
    position: absolute;
    content: "";
    height: 2px;
    width: 2px;
    border-radius: 50%;
    right: 20%;
    top: 15%;
    background: #e5f041e6;
    backdrop-filter: blur(10px);
    transition: all 0.5s;
    box-shadow: -7px 10px 0 #e5f041e6, 8px 15px 0 #e5f041e6, -17px 1px 0 #e5f041e6,
      -20px 10px 0 #e5f041e6, -7px 23px 0 #e5f041e6, -15px 25px 0 #e5f041e6;
}

.switch input:checked ~ .decoration {
    transform: translateX(-20px);
    width: 10px;
    height: 10px;
    background: white;
    box-shadow: -12px 0 0 white, -6px 0 0 1.6px white, 5px 15px 0 1px white,
      1px 17px 0 white, 10px 17px 0 white;
}

.switch input:checked + .slider {
    background-color: #5494de;
}

.switch input:checked + .slider:before {
    transform: translateX(100%);
    box-shadow: inset 15px -4px 0px 15px #efdf2b, 0 0 10px 0px #efdf2b;
}

.switch.theme-pulse {
    animation: themePulse 0.4s ease;
}

@keyframes themePulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.12); }
    100% { transform: scale(1); }
}

.text-xs { font-size: 0.75rem; }
.text-2xl { font-size: 1.5rem; }
.text-3xl { font-size: 1.875rem; }
.text-uppercase { text-transform: uppercase; letter-spacing: 0.03em; }
.font-mono { font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.overflow-visible { overflow: visible; }
.position-relative { position: relative; }
.cursor-pointer { cursor: pointer; }
.rounded { border-radius: 0.5rem; }
.rounded-md { border-radius: 0.375rem; }
.rounded-full { border-radius: 9999px; }
.border { border: 1px solid var(--border-color); }
.border-b { border-bottom: 1px solid var(--border-color); }
.border-t { border-top: 1px solid var(--border-color); }
.border-l-4 { border-left: 4px solid; }
.border-0 { border: 0; }
.border-color { border-color: var(--border-color); }
.border-primary { border-color: var(--primary-color); }
.border-success { border-color: var(--success-color); }
.border-warning { border-color: var(--warning-color); }
.border-error { border-color: var(--error-color); }
.bg-input { background: var(--bg-input); }
.bg-primary { background: var(--primary-color); }
.bg-transparent { background: transparent; }
.bg-success-transparent { background: color-mix(in srgb, var(--success-color) 14%, transparent); }
.bg-warning-transparent { background: color-mix(in srgb, var(--warning-color) 14%, transparent); }
.bg-error-transparent { background: color-mix(in srgb, var(--error-color) 14%, transparent); }
.hover-bg:hover { background: var(--bg-hover); }

.p-0 { padding: 0; }
.p-2 { padding: 0.5rem; }
.p-3 { padding: 1rem; }
.p-4 { padding: 1.5rem; }
.p-5 { padding: 2rem; }
.px-4 { padding-left: 1.5rem; padding-right: 1.5rem; }
.px-5 { padding-left: 2rem; padding-right: 2rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-3 { padding-top: 1rem; padding-bottom: 1rem; }
.py-5 { padding-top: 2rem; padding-bottom: 2rem; }
.pb-3 { padding-bottom: 1rem; }
.pb-5 { padding-bottom: 2rem; }
.pb-8 { padding-bottom: 4rem; }
.pt-3 { padding-top: 1rem; }
.pt-5 { padding-top: 2rem; }
.pt-8 { padding-top: 4rem; }

.m-0 { margin: 0; }
.my-3 { margin-top: 1rem; margin-bottom: 1rem; }
.mb-0 { margin-bottom: 0; }
.mt-6 { margin-top: 3rem; }

.me-1 { margin-right: 0.25rem; }
.me-2 { margin-right: 0.5rem; }
.ms-1 { margin-left: 0.25rem; }
.ms-2 { margin-left: 0.5rem; }
.ml-2 { margin-left: 0.5rem; }

.flex-1 { flex: 1 1 0%; }
.flex-wrap { flex-wrap: wrap; }
.items-end { align-items: flex-end; }
.items-start { align-items: flex-start; }
.justify-end { justify-content: flex-end; }
.justify-start { justify-content: flex-start; }
.h-full { height: 100%; }

.btn-sm { padding: 0.4rem 0.75rem; font-size: 0.82rem; }
.d-md-none { display: none; }

.list-group { display: flex; flex-direction: column; }
.last\:border-0:last-child { border: 0; }

@media (max-width: 992px) {
    .navbar-inner {
        gap: 0.5rem;
    }

    .nav-links {
        position: absolute;
        top: 4rem;
        left: 0;
        right: 0;
        display: none;
        flex-direction: column;
        gap: 0;
        background: var(--bg-panel);
        border-bottom: 1px solid var(--border-color);
        padding: 0.75rem 1.5rem;
    }
    .nav-links.active { display: flex; }

    .nav-actions {
        margin-left: auto;
        gap: 0.45rem;
    }

    .nav-actions .mini-search { display: none; }
    .nav-actions .btn {
        padding: 0.45rem 0.65rem;
        font-size: 0.84rem;
    }

    .nav-actions .dropdown-toggle {
        max-width: 180px;
    }

    .mobile-menu-btn { display: inline-flex; }
    .d-md-none { display: inline-flex; }

    .p-5 {
        padding: 1.25rem;
    }

    .px-5 {
        padding-left: 1.25rem;
        padding-right: 1.25rem;
    }

    .card-header {
        gap: 0.5rem;
        flex-wrap: wrap;
    }
}

@media (max-width: 900px) {
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 1.5rem; }
}

@media (max-width: 640px) {
    .container { padding: 0 0.95rem; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-brand-col { grid-column: span 1; }

    .main-content {
        padding: 1rem 0;
    }

    .nav-actions .register-btn {
        display: none;
    }

    .nav-actions .dropdown-toggle {
        width: 2.2rem;
        height: 2.2rem;
        padding: 0;
        justify-content: center;
    }

    .nav-actions .dropdown-toggle .nav-avatar {
        margin-right: 0;
    }

    .nav-actions .dropdown-toggle .nav-user-name,
    .nav-actions .dropdown-toggle .fa-chevron-down {
        display: none;
    }

    .logo {
        font-size: 1.25rem;
    }

    .table th, .table td {
        padding: 0.65rem;
        white-space: normal;
        word-break: break-word;
    }

    .btn {
        max-width: 100%;
    }

    .card .btn:not(.btn-icon) {
        max-width: 100%;
    }

    .card-header .btn:not(.btn-icon) {
        width: 100%;
    }

    .container [style*="min-width"] {
        min-width: 0 !important;
    }

    .container [style*="grid-template-columns"] {
        grid-template-columns: 1fr !important;
    }
}

@media (max-width: 520px) {
    .container {
        padding: 0 0.8rem;
    }

    .p-5 {
        padding: 1rem;
    }

    .px-5 {
        padding-left: 1rem;
        padding-right: 1rem;
    }
}

@media (max-width: 420px) {
    .nav-actions .login-btn {
        padding: 0.35rem 0.55rem;
        font-size: 0.78rem;
    }

    .nav-actions {
        gap: 0.35rem;
    }

    .icon-btn,
    .mobile-menu-btn {
        width: 2rem;
        height: 2rem;
    }
}