/* --- Professional Redesign --- */

:root {
    /* Color Palette — 데스크톱 콘솔(theme.py)·admin과 동일한 indigo/slate 통일 */
    --primary-color: #4f46e5;
    --primary-hover: #4338ca;
    --secondary-color: #f1f5f9;
    --accent-color: #16a34a;
    --text-primary: #0f172a;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --card-shadow: 0 1px 2px rgba(15, 23, 42, 0.04), 0 6px 18px rgba(15, 23, 42, 0.06);
    --card-hover-shadow: 0 10px 30px rgba(15, 23, 42, 0.10);
    --font-family: 'Poppins', sans-serif;
    --bg-body: #fff;
    --bg-card: #fff;
    --bg-navbar: #fff;
    --bg-footer: #f8fafc;
    --bg-input: #fff;
    --bg-dropdown: #fff;
    --card-border: rgba(15, 23, 42, 0.07);
    --table-stripe: rgba(15, 23, 42, 0.02);
    --code-bg: #f1f5f9;
    --navbar-toggler-icon: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%2833, 37, 41, 0.9%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Dark Mode — slate 톤으로 콘솔과 일치 */
[data-bs-theme="dark"] {
    --primary-color: #818cf8;
    --primary-hover: #a5b4fc;
    --secondary-color: #1e293b;
    --accent-color: #34d399;
    --text-primary: #e2e8f0;
    --text-secondary: #94a3b8;
    --border-color: #334155;
    --card-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
    --card-hover-shadow: 0 10px 34px rgba(0, 0, 0, 0.55);
    --bg-body: #0f172a;
    --bg-card: #1e293b;
    --bg-navbar: #0f172a;
    --bg-footer: #0f172a;
    --bg-input: #111c2e;
    --bg-dropdown: #1e293b;
    --card-border: rgba(255, 255, 255, 0.08);
    --table-stripe: rgba(255, 255, 255, 0.03);
    --code-bg: #1e293b;
    --navbar-toggler-icon: 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, 0.88%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

body {
    font-family: var(--font-family);
    color: var(--text-primary);
    background-color: var(--bg-body);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background-color 0.3s ease, color 0.3s ease;
}

h1, h2, h3, h4, h5, h6 { font-weight: 600; }

/* ─── Modal z-index: must exceed .mega-menu (2000) and .dropdown-menu (2100) ─ */
.modal-backdrop { z-index: 2200 !important; }
.modal           { z-index: 2300 !important; }

/* ─── Navbar ─────────────────────────────────── */
.navbar {
    background-color: var(--bg-navbar) !important;
    box-shadow: 0 1px 0 rgba(0,0,0,0.08), var(--card-shadow);
    backdrop-filter: blur(10px);
    padding: 0.8rem 0;
    position: relative;
    z-index: 1030;
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
}
.navbar-brand {
    font-weight: 800;
    font-size: 1.4rem;
    color: var(--primary-color) !important;
    letter-spacing: -0.3px;
}
.navbar .nav-link {
    color: var(--text-secondary) !important;
    font-weight: 600;
    letter-spacing: 0.01em;
    border-radius: 999px;
    padding: 0.42rem 0.85rem !important;
    transition: color 0.2s, background-color 0.2s, transform 0.2s;
}
.navbar .nav-link:hover,
.navbar .nav-link.active {
    color: var(--primary-color) !important;
    background: color-mix(in srgb, var(--primary-color) 12%, transparent);
    transform: translateY(-1px);
}
.navbar .dropdown-toggle::after {
    margin-left: 0.45rem;
    vertical-align: 0.12em;
}

.navbar .navbar-toggler {
    border-color: color-mix(in srgb, var(--primary-color) 35%, var(--border-color));
}

.navbar .navbar-toggler:focus {
    box-shadow: 0 0 0 0.18rem color-mix(in srgb, var(--primary-color) 28%, transparent);
}

.navbar .navbar-toggler-icon {
    background-image: var(--navbar-toggler-icon);
}
.mega-menu-trigger .nav-link {
    margin: 0;
    display: inline-flex;
    align-items: center;
}

.mega-menu-trigger .mega-toggle-btn {
    border: 0;
    background: transparent;
    padding-left: 0.85rem !important;
    padding-right: 0.85rem !important;
}

.mega-menu-trigger .mega-toggle-btn::after {
    margin-left: 0.45rem;
}
.navbar .dropdown-menu {
    border-radius: 14px;
    border: 1px solid var(--border-color);
    box-shadow: 0 14px 32px rgba(0, 0, 0, 0.12);
    padding: 0.45rem;
}

.navbar .dropdown-menu:not(.show) {
    pointer-events: none;
}

.navbar .dropdown-menu.show {
    pointer-events: auto;
}
.navbar .dropdown-item {
    border-radius: 10px;
    padding: 0.5rem 0.75rem;
    font-weight: 500;
}
.navbar .dropdown-item:hover,
.navbar .dropdown-item:focus {
    background: color-mix(in srgb, var(--primary-color) 12%, transparent);
    color: var(--primary-color);
}
.navbar .btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: #fff !important;
    border-radius: 50px;
    font-weight: 600;
    padding: 0.45rem 1.4rem;
    transition: background-color 0.2s, transform 0.2s, box-shadow 0.2s;
}
.navbar .btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px color-mix(in srgb, var(--primary-color) 28%, transparent);
}

.mega-menu-wrapper {
    position: relative;
}

.mega-menu {
    left: auto;
    right: 0;
    width: min(960px, calc(100vw - 2rem));
    margin-top: 0.75rem !important;
    border: 1px solid var(--border-color);
    border-radius: 16px;
    background: linear-gradient(165deg, color-mix(in srgb, var(--bg-card) 92%, #dbe9ff 8%), var(--bg-card));
    box-shadow: 0 24px 40px rgba(0, 0, 0, 0.14);
    z-index: 2000;
}

#navbarDropdown + .dropdown-menu,
#langDropdown + .dropdown-menu {
    z-index: 2100;
}

@media (min-width: 992px) {
    .mega-menu {
        display: block;
        visibility: hidden;
        opacity: 0;
        transform: translateY(10px);
        pointer-events: none;
        transition: opacity 0.16s ease, transform 0.16s ease, visibility 0.16s ease;
    }

    .mega-menu.show {
        visibility: visible;
        opacity: 1;
        transform: translateY(0);
        pointer-events: auto;
    }
}

.mega-card {
    padding: 0.95rem;
    border: 1px solid color-mix(in srgb, var(--primary-color) 22%, var(--border-color));
    border-radius: 12px;
    background: color-mix(in srgb, var(--bg-card) 88%, var(--primary-color) 2%);
    min-height: 180px;
}

.mega-card-eyebrow {
    display: inline-block;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: 0.4rem;
}

.mega-card-title {
    font-size: 1rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 0.45rem;
}

.mega-card-desc {
    font-size: 0.84rem;
    color: var(--text-secondary);
    margin-bottom: 0.7rem;
    min-height: 58px;
}

.mega-card-link {
    font-weight: 700;
    font-size: 0.86rem;
    color: var(--primary-color);
    text-decoration: none;
}

.mega-card-link:hover,
.mega-card-link:focus {
    text-decoration: underline;
}

.mega-divider {
    margin: 0.75rem 0;
    border-color: var(--border-color);
}

.mega-meta {
    color: var(--text-secondary);
    font-size: 0.84rem;
}

.mega-actions-wrap {
    row-gap: 0.6rem;
}

.mega-actions {
    justify-content: flex-end;
}

@media (max-width: 991.98px) {
    .navbar .navbar-collapse {
        padding-top: 0.55rem;
    }

    .navbar .navbar-nav {
        align-items: stretch;
        gap: 0.3rem;
    }

    .navbar .nav-item {
        width: 100%;
    }

    .navbar .nav-link {
        display: flex;
        align-items: center;
        justify-content: space-between;
        width: 100%;
    }

    .navbar .nav-item > .btn.btn-primary {
        width: 100%;
        margin-left: 0 !important;
    }

    .navbar .nav-item > .dropdown-menu {
        margin-top: 0.25rem;
    }

    .mega-menu {
        position: static !important;
        right: auto !important;
        left: 0 !important;
        display: none;
        width: 100%;
        margin-top: 0.35rem !important;
        padding: 0.85rem !important;
        border-radius: 12px;
    }

    .mega-menu.show {
        display: block;
    }

    .mega-card {
        min-height: auto;
    }

    .mega-card-desc {
        min-height: auto;
    }

    .mega-actions {
        width: 100%;
        justify-content: flex-start;
    }

    .mega-actions .btn {
        flex: 1 1 auto;
    }
}

/* ─── Buttons ────────────────────────────────── */
.btn {
    border-radius: 8px;
    font-weight: 500;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.btn-primary {
    background-color: var(--primary-color);
    border: none;
}
.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 14px color-mix(in srgb, var(--primary-color) 32%, transparent);
}

/* ─── Tabs ───────────────────────────────────── */
.nav-tabs {
    border-bottom: 1px solid color-mix(in srgb, var(--border-color) 70%, transparent);
    gap: 0.35rem;
}
.nav-tabs .nav-link {
    border: 1px solid transparent;
    border-top-left-radius: 12px;
    border-top-right-radius: 12px;
    color: var(--text-secondary);
    font-weight: 600;
    padding: 0.55rem 0.95rem;
    transition: color 0.2s, background-color 0.2s, border-color 0.2s;
}
.nav-tabs .nav-link:hover,
.nav-tabs .nav-link:focus {
    color: var(--primary-color);
    border-color: color-mix(in srgb, var(--primary-color) 40%, transparent);
    background: color-mix(in srgb, var(--primary-color) 8%, transparent);
}
.nav-tabs .nav-link.active,
.nav-tabs .nav-item.show .nav-link {
    color: var(--primary-color);
    background: var(--bg-card);
    border-color: color-mix(in srgb, var(--primary-color) 35%, var(--border-color));
    border-bottom-color: var(--bg-card);
    box-shadow: 0 -2px 8px color-mix(in srgb, var(--primary-color) 10%, transparent);
}

.nav-pills .nav-link {
    border-radius: 999px;
    color: var(--text-secondary);
    font-weight: 600;
    padding: 0.46rem 0.9rem;
}
.nav-pills .nav-link.active,
.nav-pills .show > .nav-link {
    background-color: var(--primary-color);
    color: #fff;
    box-shadow: 0 8px 18px color-mix(in srgb, var(--primary-color) 28%, transparent);
}

/* ─── Cards ──────────────────────────────────── */
.feature-card, .card {
    border: 1px solid var(--card-border);
    border-radius: 16px;
    box-shadow: var(--card-shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease, background-color 0.3s ease;
    background-color: var(--bg-card);
}
.feature-card:hover, .card:hover {
    transform: translateY(-6px);
    box-shadow: var(--card-hover-shadow);
}
.feature-card .bi {
    font-size: 2.8rem;
    color: var(--primary-color);
    display: block;
    margin-bottom: 0.75rem;
}

/* ─── Pricing ────────────────────────────────── */
#pricing .card-header {
    font-size: 1.15rem;
    font-weight: 700;
}
.pricing-card-title {
    font-size: 2.8rem;
    font-weight: 900;
    letter-spacing: -1px;
    margin: 1rem 0;
}

/* ─── Stats section ──────────────────────────── */
.stat-card {
    border-right: 1px solid var(--border-color);
    transition: all 0.2s;
}
.stat-card:last-child { border-right: none; }
@media (max-width: 767px) { .stat-card { border-right: none; border-bottom: 1px solid var(--border-color); } }
.stat-number {
    letter-spacing: -1px;
    line-height: 1;
}

/* ─── Hero ───────────────────────────────────── */
.hero-gradient {
    position: relative;
    overflow: hidden;
}
.hero-gradient::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
}
.text-white-75 { color: rgba(255,255,255,0.75) !important; }

/* ─── Footer ─────────────────────────────────── */
footer {
    background: var(--bg-footer);
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
    transition: background-color 0.3s ease;
}
.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}
.footer-links {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.6rem;
}
.footer-link {
    color: var(--text-secondary);
    text-decoration: none;
    border: 1px solid transparent;
    border-radius: 999px;
    padding: 0.3rem 0.78rem;
    transition: color 0.2s, border-color 0.2s, background-color 0.2s;
}
.footer-link:hover,
.footer-link:focus {
    color: var(--primary-color);
    border-color: color-mix(in srgb, var(--primary-color) 35%, transparent);
    background: color-mix(in srgb, var(--primary-color) 8%, transparent);
}
.footer-joinus-row {
    margin-top: 0.25rem;
}
.footer-link-cta {
    color: var(--primary-color);
    border-color: color-mix(in srgb, var(--primary-color) 40%, transparent);
    background: color-mix(in srgb, var(--primary-color) 10%, transparent);
    font-weight: 700;
}

/* ─── Dark Mode Overrides ────────────────────── */
[data-bs-theme="dark"] .form-control,
[data-bs-theme="dark"] .form-select {
    background-color: var(--bg-input);
    border-color: var(--border-color);
    color: var(--text-primary);
}
[data-bs-theme="dark"] .form-control:focus,
[data-bs-theme="dark"] .form-select:focus {
    background-color: var(--bg-input);
    border-color: var(--primary-color);
    color: var(--text-primary);
    box-shadow: 0 0 0 0.2rem rgba(129, 140, 248, 0.25);
}
[data-bs-theme="dark"] .dropdown-menu {
    background-color: var(--bg-dropdown);
    border-color: var(--border-color);
}
[data-bs-theme="dark"] .dropdown-item {
    color: var(--text-primary);
}
[data-bs-theme="dark"] .dropdown-item:hover {
    background-color: rgba(255,255,255,0.06);
}
[data-bs-theme="dark"] .navbar .dropdown-menu {
    box-shadow: 0 14px 32px rgba(0, 0, 0, 0.45);
}
[data-bs-theme="dark"] .mega-menu {
    background: linear-gradient(165deg, color-mix(in srgb, var(--bg-card) 90%, #2a3a5e 10%), var(--bg-card));
    box-shadow: 0 24px 44px rgba(0, 0, 0, 0.52);
}
[data-bs-theme="dark"] .mega-card {
    background: color-mix(in srgb, var(--bg-card) 92%, #5c8ad8 8%);
}
[data-bs-theme="dark"] .navbar .nav-link:hover,
[data-bs-theme="dark"] .navbar .nav-link.active {
    background: color-mix(in srgb, var(--primary-color) 18%, transparent);
}
[data-bs-theme="dark"] .footer-link:hover,
[data-bs-theme="dark"] .footer-link:focus {
    background: color-mix(in srgb, var(--primary-color) 16%, transparent);
}
[data-bs-theme="dark"] .modal-content {
    background-color: var(--bg-card);
    border-color: var(--border-color);
}
[data-bs-theme="dark"] .list-group-item {
    background-color: var(--bg-card);
    border-color: var(--border-color);
    color: var(--text-primary);
}
[data-bs-theme="dark"] .list-group-item.active {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}
[data-bs-theme="dark"] .table {
    --bs-table-bg: var(--bg-card);
    --bs-table-striped-bg: var(--table-stripe);
    --bs-table-hover-bg: rgba(255,255,255,0.05);
    color: var(--text-primary);
    border-color: var(--border-color);
}
[data-bs-theme="dark"] .table-light {
    --bs-table-bg: var(--bg-input);
    color: var(--text-primary);
}
[data-bs-theme="dark"] .bg-light {
    background-color: var(--secondary-color) !important;
}
[data-bs-theme="dark"] .text-muted {
    color: var(--text-secondary) !important;
}
[data-bs-theme="dark"] code {
    background-color: var(--code-bg);
    color: #f06292;
}
[data-bs-theme="dark"] .badge.bg-light {
    background-color: var(--bg-input) !important;
}
[data-bs-theme="dark"] .alert {
    border-color: var(--border-color);
}

/* ─── Skeleton Loading ───────────────────────── */
@keyframes skeleton-wave {
    0%   { background-position: -800px 0; }
    100% { background-position:  800px 0; }
}

.skeleton {
    background: linear-gradient(
        90deg,
        var(--secondary-color) 25%,
        color-mix(in srgb, var(--secondary-color) 60%, var(--bg-card) 40%) 50%,
        var(--secondary-color) 75%
    );
    background-size: 1600px 100%;
    animation: skeleton-wave 1.6s ease-in-out infinite;
    border-radius: 0.5rem;
    color: transparent !important;
    pointer-events: none;
    user-select: none;
}

.skeleton-card {
    border-radius: 16px;
    padding: 1.5rem;
    background-color: var(--bg-card);
    border: 1px solid var(--card-border);
    box-shadow: var(--card-shadow);
}

.skeleton-text {
    height: 1em;
    border-radius: 0.25rem;
    margin-bottom: 0.5rem;
}

.skeleton-text:last-child { width: 65%; }

.skeleton-avatar {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    flex-shrink: 0;
}

.skeleton-btn {
    height: 2.25rem;
    border-radius: 8px;
}

/* ─── Page / Component Transitions ──────────── */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(14px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

@keyframes toastSlideIn {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.animate-fade-in-up  { animation: fadeInUp 0.3s ease-out both; }
.animate-fade-in     { animation: fadeIn 0.25s ease-out both; }
.animate-slide-right { animation: slideInRight 0.3s ease-out both; }

/* Stagger helpers */
.animate-delay-100 { animation-delay: 100ms; }
.animate-delay-200 { animation-delay: 200ms; }
.animate-delay-300 { animation-delay: 300ms; }

/* Main content entrance */
main > .container:first-child,
main > section:first-child {
    animation: fadeInUp 0.3s ease-out both;
}

/* Toast entrance */
#site-toast-container .toast {
    animation: toastSlideIn 0.25s ease-out both;
}

/* ─── Auth Pages ────────────────────────────── */
.auth-bg {
    min-height: calc(100vh - 68px);
    background: linear-gradient(135deg, #4f46e5 0%, #6366f1 45%, #7c3aed 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
}

.auth-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    width: 100%;
    max-width: 900px;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 32px 80px rgba(0, 0, 0, 0.35);
    animation: fadeInUp 0.4s ease-out both;
}

.auth-card-wide {
    max-width: 980px;
    grid-template-columns: 42% 58%;
}

@media (max-width: 767px) {
    .auth-card, .auth-card-wide {
        grid-template-columns: 1fr;
        border-radius: 18px;
    }
    .auth-brand { display: none; }
    .auth-form-panel .auth-mobile-logo { display: flex !important; }
}

.auth-brand {
    background: linear-gradient(160deg,
        rgba(255,255,255,0.13) 0%,
        rgba(255,255,255,0.04) 100%);
    border-right: 1px solid rgba(255, 255, 255, 0.12);
    padding: 3rem 2.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.auth-brand::before {
    content: '';
    position: absolute;
    top: -50px; right: -50px;
    width: 200px; height: 200px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    pointer-events: none;
}

.auth-brand::after {
    content: '';
    position: absolute;
    bottom: -70px; left: -50px;
    width: 260px; height: 260px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.04);
    pointer-events: none;
}

.auth-brand-logo {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    margin-bottom: 2.5rem;
    position: relative; z-index: 1;
}

.auth-brand-logo-wrap {
    width: 52px; height: 52px;
    background: rgba(255, 255, 255, 0.18);
    border-radius: 16px;
    display: flex; align-items: center; justify-content: center;
    backdrop-filter: blur(8px);
    flex-shrink: 0;
}

.auth-brand-name { font-size: 1.35rem; font-weight: 800; letter-spacing: -0.02em; line-height: 1.15; }
.auth-brand-tag  { font-size: 0.72rem; color: rgba(255,255,255,0.6); font-weight: 500; }
.auth-brand-desc {
    font-size: 0.88rem;
    color: rgba(255,255,255,0.75);
    line-height: 1.7;
    margin-bottom: 2rem;
    position: relative; z-index: 1;
}

.auth-feat-list {
    list-style: none; padding: 0; margin: 0;
    position: relative; z-index: 1;
}

.auth-feat-list li {
    display: flex; align-items: center; gap: 0.65rem;
    color: rgba(255,255,255,0.82); font-size: 0.86rem;
    margin-bottom: 0.85rem;
}

.auth-feat-icon {
    width: 28px; height: 28px;
    background: rgba(255,255,255,0.12);
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
    font-size: 0.7rem;
}

.auth-brand-footer {
    margin-top: 2.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255,255,255,0.15);
    position: relative; z-index: 1;
    font-size: 0.75rem;
    color: rgba(255,255,255,0.45);
}

/* Form panel */
.auth-form-panel {
    background: var(--bg-body);
    padding: 3rem 2.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    transition: background-color 0.3s ease;
}

.auth-mobile-logo {
    display: none;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: 1.75rem;
    font-weight: 800; font-size: 1rem;
    color: var(--text-primary);
}

.auth-title {
    font-size: 1.65rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 0.3rem;
    letter-spacing: -0.03em;
}

.auth-subtitle {
    color: var(--text-secondary);
    font-size: 0.88rem;
    margin-bottom: 2rem;
}

.auth-label {
    display: block;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-secondary);
    margin-bottom: 0.45rem;
}

.auth-field-wrap { position: relative; }

.auth-field-wrap .auth-field-icon {
    position: absolute;
    left: 0.9rem; top: 50%; transform: translateY(-50%);
    color: var(--text-secondary);
    font-size: 0.85rem;
    pointer-events: none;
    transition: color 0.2s;
}

.auth-field-wrap:focus-within .auth-field-icon { color: var(--primary-color); }

.auth-input {
    width: 100%;
    padding: 0.78rem 0.85rem 0.78rem 2.4rem;
    border: 1.5px solid var(--border-color);
    border-radius: 12px;
    background: var(--bg-input);
    color: var(--text-primary);
    font-size: 0.92rem;
    transition: border-color 0.2s, box-shadow 0.2s, background-color 0.2s;
    outline: none;
    font-family: inherit;
}

.auth-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary-color) 16%, transparent);
    background-color: var(--bg-body);
}

.auth-input::placeholder { color: color-mix(in srgb, var(--text-secondary) 55%, transparent); }

.auth-submit {
    width: 100%;
    padding: 0.82rem;
    border: none;
    border-radius: 12px;
    font-weight: 700;
    font-size: 0.95rem;
    cursor: pointer;
    background: linear-gradient(135deg, #4f46e5, #7c3aed);
    color: white;
    box-shadow: 0 6px 20px rgba(79, 70, 229, 0.28);
    transition: transform 0.18s, box-shadow 0.18s;
    font-family: inherit;
    margin-top: 0.25rem;
}

.auth-submit:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 28px rgba(79, 70, 229, 0.38);
}

.auth-submit:active { transform: none; box-shadow: none; }

.auth-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s;
}
.auth-link:hover { text-decoration: underline; }

.auth-divider-text {
    text-align: center;
    font-size: 0.82rem;
    color: var(--text-secondary);
    margin: 0.85rem 0 0.6rem;
}

/* Password requirement checklist */
.pw-req-list { list-style: none; padding: 0; margin: 0.5rem 0 0; }
.pw-req-list li {
    font-size: 0.78rem;
    color: var(--text-secondary);
    display: flex; align-items: center; gap: 0.4rem;
    margin-bottom: 0.25rem;
    transition: color 0.2s;
}
.pw-req-list li.ok  { color: #16a34a; }
.pw-req-list li i   { font-size: 0.72rem; }

/* Dashboard page improvements */
.dash-stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1.75rem;
}

.dash-stat-card {
    background: var(--bg-card);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 1.25rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: var(--card-shadow);
    transition: transform 0.2s, box-shadow 0.2s;
}

.dash-stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--card-hover-shadow);
}

.dash-stat-icon {
    width: 44px; height: 44px;
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.dash-stat-label {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-secondary);
    margin-bottom: 0.2rem;
}

.dash-stat-value {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary);
}

.section-card {
    background: var(--bg-card);
    border: 1px solid var(--card-border);
    border-radius: 18px;
    box-shadow: var(--card-shadow);
    overflow: hidden;
    margin-bottom: 1.5rem;
}

.section-card-header {
    padding: 1.1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.section-card-header h2 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    display: flex; align-items: center; gap: 0.5rem;
}

.section-card-body { padding: 1.25rem 1.5rem; }

/* ─── Dark Mode Toggle Button ────────────────── */
.theme-toggle-btn {
    border: 1px solid var(--border-color);
    background: transparent;
    color: var(--text-secondary);
    border-radius: 50%;
    width: 2.1rem;
    height: 2.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s, color 0.2s, border-color 0.2s;
    cursor: pointer;
    padding: 0;
    flex-shrink: 0;
}

.theme-toggle-btn:hover {
    background: color-mix(in srgb, var(--primary-color) 12%, transparent);
    color: var(--primary-color);
    border-color: color-mix(in srgb, var(--primary-color) 40%, transparent);
}

.theme-toggle-btn .icon-sun  { display: none; }
.theme-toggle-btn .icon-moon { display: inline; }

[data-bs-theme="dark"] .theme-toggle-btn .icon-sun  { display: inline; }
[data-bs-theme="dark"] .theme-toggle-btn .icon-moon { display: none; }

/* ─── Utility ────────────────────────────────── */
.fw-black { font-weight: 900 !important; }
.rounded-4 { border-radius: 16px !important; }

/* ═══════════════════════════════════════════════════════════
   MODERN REFINEMENTS — indigo 액센트 통일 마감(차분/전문)
   ═══════════════════════════════════════════════════════════ */

/* Bootstrap primary 계열을 토큰 indigo로 매핑 (배지/텍스트/보더 포함) */
.bg-primary { background-color: var(--primary-color) !important; }
.text-primary { color: var(--primary-color) !important; }
.border-primary { border-color: var(--primary-color) !important; }
.badge.bg-primary { background-color: var(--primary-color) !important; }
.btn-outline-primary {
    --bs-btn-color: var(--primary-color);
    --bs-btn-border-color: var(--primary-color);
    --bs-btn-hover-bg: var(--primary-color);
    --bs-btn-hover-border-color: var(--primary-color);
    --bs-btn-active-bg: var(--primary-hover);
    --bs-btn-active-border-color: var(--primary-hover);
}
.link-primary { color: var(--primary-color) !important; }

/* 일관된 focus 링 (접근성 + 인디고 톤) */
.form-control:focus,
.form-select:focus,
.form-check-input:focus,
.btn:focus-visible {
    border-color: color-mix(in srgb, var(--primary-color) 60%, var(--border-color));
    box-shadow: 0 0 0 0.2rem color-mix(in srgb, var(--primary-color) 22%, transparent);
}
.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

/* 버튼 라운드/타이포 일관화 */
.btn { border-radius: 10px; font-weight: 500; }
.btn-sm { border-radius: 8px; }
.rounded-top-4 { border-top-left-radius: 16px !important; border-top-right-radius: 16px !important; }