/* ============================================================
   AUOKC Church ??Premium Design System
   Auburn Opelika Korean Church
   ============================================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@300;400;500;700;900&family=Inter:wght@300;400;500;600;700;800&display=swap');

/* --- Design Tokens --- */
:root {
    /* Brand Colors */
    --brand-primary:     #1a56db;
    --brand-secondary:   #5850ec;
    --brand-gold:        #c49a16;
    --brand-gold-light:  #f3d966;
    --brand-dark:        #0f172a;
    --brand-slate:       #1e293b;

    /* UI Colors */
    --surface-bg:        #f0f4f8;
    --surface-card:      #ffffff;
    --surface-sidebar:   #141b2d;
    --surface-topbar:    rgba(255,255,255,0.92);

    /* Text */
    --text-primary:      #0f172a;
    --text-secondary:    #64748b;
    --text-muted:        #94a3b8;
    --text-inverse:      #f8fafc;

    /* Semantic */
    --color-success:     #059669;
    --color-warning:     #d97706;
    --color-danger:      #dc2626;
    --color-info:        #0284c7;

    /* Gradients */
    --gradient-brand:    linear-gradient(135deg, #1a56db 0%, #5850ec 100%);
    --gradient-gold:     linear-gradient(135deg, #c49a16 0%, #f3d966 100%);
    --gradient-dark:     linear-gradient(180deg, #141b2d 0%, #1e293b 100%);
    --gradient-card:     linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);

    /* Shadows */
    --shadow-xs:    0 1px 2px rgba(0,0,0,0.06);
    --shadow-sm:    0 2px 8px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
    --shadow-md:    0 4px 20px rgba(0,0,0,0.10), 0 2px 6px rgba(0,0,0,0.06);
    --shadow-lg:    0 10px 40px rgba(0,0,0,0.12), 0 4px 12px rgba(0,0,0,0.08);
    --shadow-brand: 0 4px 20px rgba(26,86,219,0.30);
    --shadow-gold:  0 4px 20px rgba(196,154,22,0.35);

    /* Radii */
    --radius-sm:   6px;
    --radius-md:   12px;
    --radius-lg:   20px;
    --radius-xl:   28px;
    --radius-full: 9999px;

    /* Transitions */
    --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
    --duration-fast:   150ms;
    --duration-base:   250ms;
    --duration-slow:   400ms;

    /* Sidebar */
    --sidebar-width: 280px;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Noto Sans KR', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--surface-bg);
    overflow-x: hidden;
}

/* ============================================================
   LAYOUT
   ============================================================ */
.page {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: var(--sidebar-width);
    min-height: 100vh;
    background: var(--gradient-dark);
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    box-shadow: 4px 0 32px rgba(0,0,0,0.25);
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,0.1) transparent;
}

.sidebar::-webkit-scrollbar { width: 4px; }
.sidebar::-webkit-scrollbar-track { background: transparent; }
.sidebar::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.12); border-radius: 4px; }

main {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.content {
    flex: 1;
    padding: 24px 28px;
}

/* ============================================================
   TOP BAR
   ============================================================ */
.top-row {
    height: 60px;
    padding: 0 28px;
    background: var(--surface-topbar);
    border-bottom: 1px solid rgba(0,0,0,0.07) !important;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    position: sticky;
    top: 0;
    z-index: 900;
    box-shadow: var(--shadow-xs);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
}

/* ============================================================
   SIDEBAR COMPONENTS
   ============================================================ */

/* Sidebar top brand bar */
.top-row.ps-3.navbar {
    background: rgba(255,255,255,0.04) !important;
    border-bottom: 1px solid rgba(255,255,255,0.06) !important;
    padding: 0 20px !important;
    height: 64px;
    backdrop-filter: none;
    box-shadow: none;
}

.top-row.ps-3.navbar .navbar-brand {
    font-size: 0.85rem;
    font-weight: 700;
    color: #fff !important;
    display: flex;
    align-items: center;
    letter-spacing: -0.2px;
}

/* Sidebar nav */
.nav-scrollable {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-width: none;
}

.nav-scrollable::-webkit-scrollbar { display: none; }

.nav-scrollable nav {
    padding: 12px 0 80px;
}

/* Section label */
.nav-scrollable .text-secondary.fw-bold {
    color: rgba(255,255,255,0.3) !important;
    font-size: 0.65rem !important;
    letter-spacing: 3px;
    padding: 8px 20px 4px !important;
    display: block;
}

/* Nav category headers */
.nav-item.px-3 > a,
.nav-item.px-3 > a.nav-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 11px 16px !important;
    margin: 1px 8px;
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.1px;
    color: rgba(255,255,255,0.85) !important;
    transition: background var(--duration-fast) var(--ease-smooth),
                color var(--duration-fast) var(--ease-smooth);
}

.nav-item.px-3 > a:hover {
    background: rgba(255,255,255,0.08);
    color: #fff !important;
}

/* Sub-menu items */
.nav-scrollable .nav-link.py-2.ps-4 {
    padding: 7px 14px 7px 20px !important;
    margin: 1px 8px;
    border-radius: var(--radius-sm);
    font-size: 0.78rem;
    color: rgba(255,255,255,0.62) !important;
    font-weight: 400;
    transition: all var(--duration-fast) var(--ease-smooth);
    display: flex;
    align-items: center;
}

.nav-scrollable .nav-link.py-2.ps-4:hover,
.nav-scrollable .nav-link.py-2.ps-4.active {
    background: rgba(255,255,255,0.08);
    color: rgba(255,255,255,0.95) !important;
    padding-left: 24px !important;
}

/* 3rd level items */
.nav-scrollable .nav-link.py-1.ps-3 {
    padding: 5px 12px 5px 16px !important;
    font-size: 0.74rem;
    color: rgba(255,255,255,0.5) !important;
    border-radius: var(--radius-sm);
    transition: all var(--duration-fast) var(--ease-smooth);
}

.nav-scrollable .nav-link.py-1.ps-3:hover {
    color: rgba(255,255,255,0.9) !important;
    background: rgba(255,255,255,0.06);
}

/* nav toggler (mobile) */
.navbar-toggler {
    display: none;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    font-family: inherit;
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: all var(--duration-fast) var(--ease-smooth);
    letter-spacing: 0.1px;
}

.btn-primary {
    background: var(--gradient-brand);
    border: none;
    color: #fff;
    box-shadow: var(--shadow-brand);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #1648c0 0%, #4c41e0 100%);
    box-shadow: 0 6px 24px rgba(26,86,219,0.40);
    transform: translateY(-1px);
    color: #fff;
}

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

.btn-outline-primary {
    border-color: var(--brand-primary);
    color: var(--brand-primary);
}

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

.btn-danger {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    border: none;
    box-shadow: 0 4px 16px rgba(220,38,38,0.30);
}

.btn-danger:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(220,38,38,0.40);
}

.btn-success {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    border: none;
    box-shadow: 0 4px 16px rgba(5,150,105,0.28);
}

.btn-success:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(5,150,105,0.38);
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus,
.form-control:focus, .form-check-input:focus {
    box-shadow: 0 0 0 3px rgba(26,86,219,0.18);
}

/* ============================================================
   CARDS & PANELS
   ============================================================ */
.card {
    background: var(--surface-card);
    border-radius: var(--radius-lg) !important;
    border: 1px solid rgba(0,0,0,0.06) !important;
    box-shadow: none;
    transition: box-shadow var(--duration-base) var(--ease-smooth),
                transform var(--duration-base) var(--ease-smooth);
}

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

.premium-card {
    background: var(--gradient-card);
    border-radius: var(--radius-lg) !important;
    border: 1px solid rgba(0,0,0,0.05) !important;
    box-shadow: none;
    transition: box-shadow var(--duration-base) var(--ease-smooth),
                transform var(--duration-base) var(--ease-smooth);
    position: relative;
    overflow: hidden;
}

.premium-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--gradient-brand);
    opacity: 0;
    transition: opacity var(--duration-base) var(--ease-smooth);
}

.premium-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-3px);
}

.premium-card:hover::before {
    opacity: 1;
}

/* Glass card */
.glass-card {
    background: rgba(255,255,255,0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.5) !important;
    box-shadow: var(--shadow-md);
    border-radius: var(--radius-lg) !important;
}

/* ============================================================
   FORMS
   ============================================================ */
.form-control, .form-select {
    border-radius: var(--radius-sm);
    border-color: #e2e8f0;
    font-size: 0.875rem;
    padding: 10px 14px;
    color: var(--text-primary);
    background-color: #fff;
    transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
    font-family: inherit;
}

.form-control:focus, .form-select:focus {
    border-color: var(--brand-primary);
    box-shadow: 0 0 0 3px rgba(26,86,219,0.12);
    outline: none;
}

.form-label {
    font-size: 0.80rem;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.3px;
}

.input-group .form-control { border-radius: var(--radius-sm); }

/* ============================================================
   BADGES
   ============================================================ */
.badge {
    font-weight: 600;
    letter-spacing: 0.3px;
    font-size: 0.72rem;
}

/* ============================================================
   TABLES
   ============================================================ */
.table {
    font-size: 0.85rem;
    color: var(--text-primary);
}

.table thead th {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    color: var(--text-secondary);
    border-bottom: 2px solid #e2e8f0;
    padding: 12px 16px;
}

.table tbody td {
    padding: 12px 16px;
    vertical-align: middle;
    border-color: #f1f5f9;
}

.table-hover tbody tr:hover {
    background: #f8faff;
}

/* ============================================================
   ALERTS
   ============================================================ */
.alert {
    border-radius: var(--radius-md) !important;
    border: none !important;
    padding: 14px 18px;
    font-size: 0.87rem;
    font-weight: 500;
}

.alert-success { background: #ecfdf5; color: #065f46; }
.alert-danger  { background: #fef2f2; color: #991b1b; }
.alert-warning { background: #fffbeb; color: #92400e; }
.alert-info    { background: #eff6ff; color: #1e40af; }

/* ============================================================
   ACCORDION
   ============================================================ */
.accordion-button {
    font-family: inherit;
    font-weight: 600;
    font-size: 0.88rem;
    color: var(--text-primary);
    border-radius: var(--radius-sm) !important;
}

.accordion-button:not(.collapsed) {
    background: #eff6ff;
    color: var(--brand-primary);
    box-shadow: none;
}

.accordion-button:focus { box-shadow: 0 0 0 3px rgba(26,86,219,0.12); }

/* ============================================================
   PROGRESS BARS
   ============================================================ */
.progress {
    border-radius: var(--radius-full);
    background: #e2e8f0;
}

.progress-bar {
    border-radius: var(--radius-full);
    transition: width 0.8s var(--ease-smooth);
}

/* ============================================================
   LIST GROUP
   ============================================================ */
.list-group-item {
    border-color: #f1f5f9;
    font-size: 0.87rem;
    transition: background var(--duration-fast);
}

.list-group-item:first-child { border-top-left-radius: var(--radius-md); border-top-right-radius: var(--radius-md); }
.list-group-item:last-child  { border-bottom-left-radius: var(--radius-md); border-bottom-right-radius: var(--radius-md); }
.list-group-item-action:hover { background: #f8faff; }

/* ============================================================
   MICRO ANIMATIONS
   ============================================================ */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

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

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-16px); }
    to   { opacity: 1; transform: translateX(0); }
}

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

@keyframes pulse-ring {
    0%   { transform: scale(1); opacity: 1; }
    100% { transform: scale(1.5); opacity: 0; }
}

.fade-in {
    animation: fadeInUp 0.4s var(--ease-smooth) both;
}

.slide-in {
    animation: slideInLeft 0.3s var(--ease-smooth) both;
}

/* Staggered children */
.fade-in > *:nth-child(1) { animation-delay: 0.05s; }
.fade-in > *:nth-child(2) { animation-delay: 0.10s; }
.fade-in > *:nth-child(3) { animation-delay: 0.15s; }
.fade-in > *:nth-child(4) { animation-delay: 0.20s; }

/* Skeleton loading */
.skeleton {
    background: linear-gradient(90deg, #f0f4f8 25%, #e2e8f0 50%, #f0f4f8 75%);
    background-size: 200% 100%;
    animation: shimmer 1.4s infinite;
    border-radius: 6px;
}

/* Hover lift */
.hover-lift {
    transition: transform var(--duration-base) var(--ease-smooth),
                box-shadow var(--duration-base) var(--ease-smooth);
}
.hover-lift:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

/* ============================================================
   STAT CARDS (Dashboard widgets)
   ============================================================ */
.stat-card {
    background: var(--surface-card);
    border-radius: var(--radius-lg);
    padding: 24px;
    border: 1px solid rgba(0,0,0,0.05);
    box-shadow: none;
    position: relative;
    overflow: hidden;
    transition: all var(--duration-base) var(--ease-smooth);
}

.stat-card::after {
    content: '';
    position: absolute;
    bottom: -20px; right: -20px;
    width: 80px; height: 80px;
    border-radius: 50%;
    background: currentColor;
    opacity: 0.05;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.stat-card .stat-value {
    font-size: 2.25rem;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -1px;
}

.stat-card .stat-label {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* ============================================================
   CHURCH BRAND ELEMENTS
   ============================================================ */

/* Gold accent divider */
.brand-divider {
    height: 3px;
    background: var(--gradient-gold);
    border-radius: var(--radius-full);
    margin: 24px 0;
}

/* Section heading with underline */
.section-heading {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.5px;
    position: relative;
    padding-bottom: 12px;
    margin-bottom: 24px;
}

.section-heading::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 48px; height: 3px;
    background: var(--gradient-brand);
    border-radius: var(--radius-full);
}

/* Cross icon decorative */
.icon-cross {
    width: 40px; height: 40px;
    background: var(--gradient-brand);
    border-radius: var(--radius-md);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.1rem;
    box-shadow: var(--shadow-brand);
}

/* ============================================================
   PAGE HEADER
   ============================================================ */
.page-header {
    margin-bottom: 28px;
    padding-bottom: 20px;
    border-bottom: 1px solid #e2e8f0;
}

.page-header h2, .page-header h3 {
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.page-header p {
    color: var(--text-secondary);
    font-size: 0.87rem;
    margin-bottom: 0;
}

/* ============================================================
   SCROLLBARS (global)
   ============================================================ */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #94a3b8; }

/* ============================================================
   UTILITIES
   ============================================================ */
.text-gradient {
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gold {
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-brand { background: var(--gradient-brand); }
.bg-gold   { background: var(--gradient-gold); }

.rounded-xl { border-radius: var(--radius-xl) !important; }

.shadow-brand { box-shadow: var(--shadow-brand) !important; }
.shadow-gold  { box-shadow: var(--shadow-gold) !important; }

.fs-7 { font-size: 0.85rem; }
.fs-8 { font-size: 0.75rem; }

.fw-black { font-weight: 900; }

.border-dashed { border-style: dashed !important; }

/* ============================================================
   BLAZOR
   ============================================================ */
.blazor-error-boundary {
    background: linear-gradient(135deg, #dc2626, #b91c1c);
    padding: 16px 20px 16px 60px;
    border-radius: var(--radius-md);
    color: white;
    font-weight: 500;
    font-size: 0.87rem;
    margin: 16px;
    box-shadow: 0 4px 16px rgba(220,38,38,0.30);
}

.blazor-error-boundary::before {
    content: '?�️';
    position: absolute;
    left: 20px;
    font-size: 1.4rem;
}

.blazor-error-boundary::after {
    content: "?�기�??��? ?�류가 발생?�습?�다. ?�이지�??�로고침??주세??";
}

#blazor-error-ui {
    background: linear-gradient(135deg, #dc2626, #b91c1c);
    bottom: 0; left: 0; right: 0;
    position: fixed;
    padding: 14px 20px;
    color: white;
    text-align: center;
    font-weight: 600;
    font-size: 0.87rem;
    z-index: 9999;
    display: none;
    box-shadow: 0 -4px 24px rgba(220,38,38,0.30);
}

#blazor-error-ui .reload {
    color: #fff;
    text-decoration: underline;
    font-weight: 700;
    margin-left: 8px;
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    opacity: 0.7;
    margin-left: 16px;
    font-size: 1rem;
}

/* ============================================================
   VALIDATION
   ============================================================ */
.valid.modified:not([type=checkbox]) {
    border-color: var(--color-success) !important;
    box-shadow: 0 0 0 3px rgba(5,150,105,0.12);
}

.invalid {
    border-color: var(--color-danger) !important;
    box-shadow: 0 0 0 3px rgba(220,38,38,0.12);
}

.validation-message {
    color: var(--color-danger);
    font-size: 0.78rem;
    font-weight: 500;
    margin-top: 4px;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
    :root { --sidebar-width: 0px; }

    .sidebar {
        width: 280px;
        transform: translateX(-100%);
        transition: transform 0.3s var(--ease-smooth);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .navbar-toggler {
        display: block;
        position: fixed;
        top: 14px; left: 14px;
        z-index: 1100;
        background: var(--brand-primary);
        border: none;
        border-radius: 8px;
        width: 40px; height: 40px;
        padding: 0;
    }

    main {
        margin-left: 0;
    }

    .content {
        padding: 16px;
    }
}

/* ============================================================
   PUBLIC LAYOUT OVERRIDES (Mega Menu)
   ============================================================ */
.public-layout .content { padding: 0 !important; }
.public-layout main.full-width {
    margin-left: 0 !important;
}

.public-header {
    background-color: var(--surface-topbar);
    border-bottom: none;
    position: sticky;
    top: 0;
    z-index: 1020;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: none;
}

.public-navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
    position: relative; /* Important for megamenu absolute positioning */
}

.brand-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    gap: 12px;
}

.brand-logo img {
    height: 40px;
    width: auto;
}

.brand-text {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--brand-primary);
    letter-spacing: -0.5px;
}

/* Nav Links */
.nav-links {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    height: 100%;
    align-items: center;
    gap: 20px;
}

.nav-item {
    height: 100%;
    display: flex;
    align-items: center;
}

.nav-item .nav-link {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 10px 16px;
    border-radius: var(--radius-sm);
    transition: color var(--duration-fast), background var(--duration-fast);
}

.nav-item .nav-link:hover {
    color: var(--brand-primary);
    background: rgba(26,86,219,0.05);
}

/* Dropdown / Megamenu Basics */
.has-dropdown {
    position: relative;
}
.has-megamenu {
    position: static; /* Important: megamenu drops relative to navbar */
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: #fff;
    border: 1px solid rgba(0,0,0,0.08);
    box-shadow: var(--shadow-md);
    border-radius: var(--radius-md);
    min-width: 200px;
    padding: 8px 0;
    z-index: 1050;
    animation: fadeInUp 0.2s ease forwards;
}

.has-dropdown:hover .dropdown-menu {
    display: block;
}

.dropdown-item {
    padding: 10px 20px;
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.88rem;
    transition: background var(--duration-fast), color var(--duration-fast);
}

.dropdown-item:hover {
    background: #f8fafc;
    color: var(--brand-primary);
}

/* Megamenu */
.megamenu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid rgba(0,0,0,0.08);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    z-index: 1050;
    padding: 30px 0;
    animation: fadeInUp 0.2s ease forwards;
}

.has-megamenu:hover .megamenu {
    display: block;
}

.megamenu-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.megamenu-title {
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 10px;
    border-bottom: 2px solid #e2e8f0;
    padding-bottom: 8px;
    padding-left: 0;   /* ?�쪽 ?�렬 기�????�일 */
    white-space: nowrap;
}

.megamenu-item {
    display: block;
    padding: 7px 10px;
    padding-left: 0;   /* ?�쪽 기�???= 컬럼 ?�쪽�??�치 */
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.88rem;
    border-radius: 0;
    text-decoration: none;
    transition: color 0.2s, border-left 0.15s;
    border-left: 2px solid transparent;
}

.megamenu-item:hover {
    background: transparent;
    color: var(--brand-primary);
    border-left: 2px solid var(--brand-primary);
    padding-left: 8px;  /* hover ???�짝 ?�여?�기 (border 공간) */
}

.megamenu-col {
    min-width: 150px;
    padding: 0 24px 0 0;   /* ?�른쪽에 콜럼 간격 */
    border-right: 1px solid #f1f5f9;
}

.megamenu-col:last-child {
    border-right: none;
    padding-right: 0;
}

/* Header Actions */
.header-actions {
    display: flex;
    gap: 12px;
    align-items: center;
}

.action-btn {
    display: flex;
    align-items: center;
    padding: 8px 16px;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 700;
    text-decoration: none;
    transition: transform var(--duration-fast), box-shadow var(--duration-fast);
}

.btn-admin {
    background: var(--surface-bg);
    color: var(--brand-primary);
    border: 1px solid rgba(26,86,219,0.2);
}

.btn-admin:hover {
    background: var(--brand-primary);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: var(--shadow-brand);
}

.btn-login {
    background: var(--gradient-brand);
    color: #fff;
    box-shadow: var(--shadow-brand);
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(26,86,219,0.4);
    color: #fff;
}

.btn-logout {
    background: #f1f5f9;
    color: var(--text-secondary);
    border: none;
    padding: 8px 12px;
}

.btn-logout:hover {
    background: #e2e8f0;
    color: var(--color-danger);
}

/* Mobile Toggle */
.mobile-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-primary);
    cursor: pointer;
}

@media (max-width: 991px) {
    .mobile-toggle {
        display: block;
    }
    
    .nav-links {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: #fff;
        flex-direction: column;
        align-items: flex-start;
        padding: 24px;
        transition: left 0.3s ease;
        overflow-y: auto;
    }

    .nav-links.mobile-open {
        left: 0;
    }

    .nav-item {
        width: 100%;
        height: auto;
        flex-direction: column;
        align-items: flex-start;
    }

    .nav-item .nav-link {
        width: 100%;
        padding: 12px 0;
        border-bottom: 1px solid #f1f5f9;
        display: flex;
        justify-content: space-between;
    }

    .megamenu {
        position: relative;
        top: 0;
        left: 0;
        transform: none;
        width: 100%;
        box-shadow: none;
        border: none;
        padding: 12px 0;
        display: none; 
    }
    
    .megamenu-col {
        margin-bottom: 24px;
    }
}

/* ============================================================
   PWA / ??모드 ?��???   ============================================================ */

/* iOS ?�치/?�바 Safe Area ?�??*/
body {
    padding-top: env(safe-area-inset-top);
    padding-bottom: env(safe-area-inset-bottom);
    padding-left: env(safe-area-inset-left);
    padding-right: env(safe-area-inset-right);
}

/* ?�탠?�얼�??? 모드?�서 ?�더 추�? ?�백 */
@media (display-mode: standalone) {
    .public-header {
        padding-top: max(env(safe-area-inset-top), 0px);
    }

    /* ?�단 ?�색바�? 겹치지 ?�도�?*/
    body {
        padding-bottom: max(env(safe-area-inset-bottom), 8px);
    }
}

/* ?�탠?�얼�?모드 ?�크�?부?�럽�?*/
@media (display-mode: standalone) {
    * {
        -webkit-overflow-scrolling: touch;
    }
}