/* =============================================================================
   MAIN STYLES - Page-specific and Component Styles
   ============================================================================= */

/* =============================================================================
   LANGUAGE SWITCHER
   ============================================================================= */

.language-switcher {
    position: fixed;
    top: var(--space-4);
    right: var(--space-4);
    z-index: var(--z-dropdown);
}

.lang-toggle {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    color: var(--gray-700);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    cursor: pointer;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.lang-toggle:hover {
    background: var(--gray-50);
    border-color: var(--gray-300);
    box-shadow: var(--shadow-md);
}

.lang-icon {
    color: var(--primary-600);
    width: 20px;
    height: 20px;
}

.lang-arrow {
    width: 16px;
    height: 16px;
    color: var(--gray-400);
    transition: transform var(--transition-fast);
}

.lang-toggle[aria-expanded="true"] .lang-arrow,
.lang-toggle.active .lang-arrow {
    transform: rotate(180deg);
}

.lang-current {
    font-weight: var(--font-medium);
}

.lang-menu {
    position: absolute;
    top: calc(100% + var(--space-2));
    right: 0;
    min-width: 180px;
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all var(--transition-fast);
    overflow: hidden;
    z-index: var(--z-dropdown);
}

.lang-menu.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-option {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    width: 100%;
    padding: var(--space-3) var(--space-4);
    background: transparent;
    border: none;
    color: var(--gray-700);
    font-size: var(--text-sm);
    text-align: left;
    cursor: pointer;
    transition: background var(--transition-fast);
    position: relative;
}

.lang-option:hover {
    background: var(--gray-100);
}

.lang-option.active {
    background: var(--primary-50);
    color: var(--primary-700);
    font-weight: var(--font-medium);
}

.lang-flag {
    font-size: 1.25rem;
    line-height: 1;
}

.lang-check {
    position: absolute;
    right: var(--space-4);
    color: var(--primary-600);
    width: 16px;
    height: 16px;
}

/* =============================================================================
   LOGIN FORM - Modern Design
   ============================================================================= */

.login-form {
    width: 100%;
    max-width: 440px;
}

.login-form .card {
    padding: var(--space-8);
    background: white;
    border: none;
    box-shadow: var(--shadow-xl);
}

.login-form h2 {
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    text-align: center;
    margin-bottom: var(--space-8);
    color: var(--gray-900);
}

.login-form .form-group {
    margin-bottom: var(--space-5);
}

.login-form .form-group label {
    display: block;
    margin-bottom: var(--space-2);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--gray-700);
}

.login-form .form-group input {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-base);
    color: var(--gray-900);
    background: white;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.login-form .form-group input:hover {
    border-color: var(--gray-400);
}

.login-form .form-group input:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px var(--primary-100);
}

.login-form .form-group input::placeholder {
    color: var(--gray-400);
}

.login-form .btn-primary {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-base);
    margin-top: var(--space-4);
}

.login-form .error {
    padding: var(--space-3) var(--space-4);
    margin-bottom: var(--space-5);
    background: var(--error-50);
    border: 1px solid var(--error-200);
    border-radius: var(--radius-lg);
    color: var(--error-700);
    font-size: var(--text-sm);
    text-align: center;
}

/* =============================================================================
   TOTP / 2FA STYLES
   ============================================================================= */

.totp-section {
    text-align: center;
}

.totp-header {
    margin-bottom: var(--space-6);
}

.totp-icon {
    font-size: 3rem;
    margin-bottom: var(--space-3);
}

.totp-header h3 {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--gray-900);
    margin-bottom: var(--space-2);
}

.totp-help {
    font-size: var(--text-sm);
    color: var(--gray-500);
}

.pin-input-container {
    display: flex;
    justify-content: center;
    gap: var(--space-2);
    margin-bottom: var(--space-6);
}

.pin-digit {
    width: 48px;
    height: 56px;
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    text-align: center;
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-lg);
    background: white;
    color: var(--gray-900);
    transition: all var(--transition-fast);
}

.pin-digit:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px var(--primary-100);
}

.pin-digit:not(:placeholder-shown) {
    border-color: var(--primary-400);
    background: var(--primary-50);
}

.totp-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.totp-divider {
    width: 1px;
    height: 20px;
    background: var(--gray-300);
}

.totp-trouble {
    font-size: var(--text-xs);
    color: var(--gray-500);
}

/* TOTP Setup Page - styles moved to layout.css */

.qr-code-container {
    display: flex;
    justify-content: center;
    margin: var(--space-6) 0;
    padding: var(--space-6);
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
}

.qr-code-container img {
    max-width: 200px;
    height: auto;
}

.secret-key-display {
    padding: var(--space-4);
    background: var(--gray-100);
    border-radius: var(--radius-lg);
    font-family: var(--font-family-mono);
    font-size: var(--text-sm);
    text-align: center;
    word-break: break-all;
    margin-bottom: var(--space-6);
}

/* =============================================================================
   DASHBOARD STYLES
   ============================================================================= */

/* .dashboard 는 N-1 에서 사라졌다 — 모든 화면 셸이 .dashboard-container 다. */

.dashboard-nav {
    background: linear-gradient(135deg, var(--primary-700) 0%, var(--primary-800) 100%);
    padding: 0 var(--space-6);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.brand-icon {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.brand-icon svg {
    color: white;
    width: 24px;
    height: 24px;
}

.brand-text {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: white;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

/* Override btn-ghost hover for dashboard nav (dark background) */
.dashboard-nav .btn-ghost:hover:not(:disabled) {
    background-color: rgba(255, 255, 255, 0.15);
    color: white;
}

.dashboard-nav .btn-ghost:active:not(:disabled) {
    background-color: rgba(255, 255, 255, 0.25);
}

.dashboard-main {
    flex: 1;
    padding: var(--space-8);
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

/* Welcome Section */
.welcome-section {
    margin-bottom: var(--space-8);
}

/* 대시보드 알림 카드 (공유받은 TOTP, 2026-09-30 — 사용자 「글자가 많아 영역을 많이 차지한다」):
   글은 줄마다 한 줄로 자르고(…), 글 칸(.dash-notice-text)을 누르면 전부를 담은 팝오버가 카드
   아래에 열린다(modules/dashboard-notice.js). 폰에서는 셋째 줄(항목 이름)과 → 의 글자를 접는다. */
.dash-notice {
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-3) var(--space-3) var(--space-4);
    margin-bottom: var(--space-6);
    background: var(--color-primary-light);
    border: 1px solid var(--primary-200);
    border-radius: var(--radius-lg);
}
.dash-notice-icon {
    flex: none;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    background: var(--color-primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
}
.dash-notice-text {
    flex: 1 1 auto;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
    margin: 0;
    padding: 2px 4px;
    border: 0;
    background: none;
    color: inherit;
    font: inherit;
    text-align: left;
    cursor: pointer;
    border-radius: var(--radius-sm);
}
@media (hover: hover) { .dash-notice-text:hover .dash-notice-title { text-decoration: underline; text-underline-offset: 3px; } }
.dash-notice-text:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; }
.dash-notice-title, .dash-notice-sub, .dash-notice-meta {
    display: block;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.dash-notice-title { font-weight: var(--font-semibold); color: var(--color-text); }
.dash-notice-sub { font-size: var(--text-sm); color: var(--color-text-secondary); }
.dash-notice-meta { font-size: var(--text-xs); color: var(--color-text-muted); }
.dash-notice-cta {
    flex: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border-radius: var(--radius-md);
    color: var(--color-primary);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    text-decoration: none;
    white-space: nowrap;
}
.dash-notice-cta:hover { background: var(--primary-100); }
.dash-notice-close {
    flex: none;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 0;
    background: none;
    color: var(--color-text-secondary);
    border-radius: var(--radius-md);
    cursor: pointer;
}
.dash-notice-close:hover { background: var(--primary-100); color: var(--color-text); }
.dash-notice-cta:focus-visible, .dash-notice-close:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 1px; }
.dash-notice-pop {
    position: absolute;
    top: calc(100% + 6px);
    left: var(--space-3);
    z-index: var(--z-dropdown);
    width: min(440px, calc(100% - 2 * var(--space-3)));
    padding: var(--space-3) var(--space-4);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}
.dash-notice-pop[hidden] { display: none; }
.dash-notice-pop-title { display: block; font-weight: var(--font-semibold); color: var(--color-text); }
.dash-notice-pop-body { margin: 4px 0 var(--space-2); font-size: var(--text-sm); line-height: 1.5; color: var(--color-text-secondary); }
.dash-notice-pop-list {
    list-style: none;
    margin: 0 0 var(--space-3);
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
    max-height: 12rem;
    overflow-y: auto;
    font-size: var(--text-sm);
}
.dash-notice-pop-list li { overflow-wrap: anywhere; }
.dash-notice-pop-issuer { font-weight: var(--font-medium); color: var(--color-text); }
.dash-notice-pop-account { color: var(--color-text-secondary); }
.dash-notice-pop-more { font-size: var(--text-xs); color: var(--color-text-muted); }
.dash-notice-pop-actions { display: flex; flex-wrap: wrap; gap: var(--space-2); }
@media (max-width: 768px), (pointer: coarse) and (max-height: 500px) and (max-width: 1000px) {
    .dash-notice { gap: var(--space-2); padding: var(--space-2) var(--space-1) var(--space-2) var(--space-3); margin-bottom: var(--space-4); }
    .dash-notice-icon { width: 32px; height: 32px; }
    .dash-notice-meta { display: none; }
    .dash-notice-cta { padding: 8px; }
    .dash-notice-cta-label { display: none; }
    .dash-notice-close { width: 36px; height: 36px; }
    .dash-notice-pop { left: 0; width: 100%; }
}

.welcome-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-6);
}

.welcome-content h1 {
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    color: var(--gray-900);
    margin-bottom: var(--space-2);
}

.welcome-subtitle {
    font-size: var(--text-base);
    color: var(--gray-500);
}

/* =============================================================================
   DASHBOARD WIDGET GRID (/dashboard)
   ============================================================================= */

.dash-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
}

.dash-head-date {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-wrap: wrap;
}

.dash-head-date h1 {
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    color: var(--gray-900);
    letter-spacing: var(--tracking-tight);
    margin: 0;
}

.dash-head-who {
    font-size: var(--text-sm);
    color: var(--gray-500);
}

.dash-head-who strong {
    color: var(--gray-800);
    font-weight: var(--font-semibold);
}

.dash-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-5);
    margin-bottom: var(--space-10);
}

.dash-span-2 { grid-column: span 2; }
.dash-span-full { grid-column: 1 / -1; }

.dash-card {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    padding: var(--space-5);
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    min-width: 0;
}

.dash-card-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
}

.dash-card-head h2 {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin: 0;
}

.dash-card-meta {
    font-size: var(--text-xs);
    color: var(--gray-400);
    white-space: nowrap;
}

.dash-card-link {
    font-size: var(--text-sm);
    color: var(--primary-600);
    font-weight: var(--font-medium);
    text-decoration: none;
    white-space: nowrap;
}

.dash-card-link:hover { text-decoration: underline; }

.dash-card-foot {
    margin-top: auto;
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-wrap: wrap;
}

.dash-link-warn {
    font-size: var(--text-sm);
    color: var(--warning-700, #b45309);
    font-weight: var(--font-medium);
    text-decoration: none;
}

.dash-link-warn:hover { text-decoration: underline; }

.dash-empty {
    font-size: var(--text-sm);
    color: var(--gray-400);
    margin: 0;
    padding: var(--space-2) 0;
}

.dash-note { margin-top: calc(-1 * var(--space-2)); }

/* Stats (attendance) */
.dash-stats {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-3) var(--space-4);
}

.dash-stat { display: flex; flex-direction: column; gap: 2px; }

.dash-stat-label {
    font-size: var(--text-xs);
    color: var(--gray-500);
}

.dash-stat-value {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    color: var(--gray-900);
    font-variant-numeric: tabular-nums;
}

.dash-stat-value small {
    font-size: var(--text-xs);
    font-weight: var(--font-normal);
    color: var(--gray-400);
    margin-left: var(--space-1);
}

/* Weather */
.dash-weather-main {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.dash-weather-icon {
    width: 64px;
    height: 64px;
    flex-shrink: 0;
    color: var(--primary-600);
}

.dash-weather-icon svg { width: 100%; height: 100%; }

.dash-weather-clear .dash-weather-icon { color: #f59e0b; }
.dash-weather-partly .dash-weather-icon { color: #f59e0b; }
.dash-weather-cloudy .dash-weather-icon,
.dash-weather-fog .dash-weather-icon { color: var(--gray-500); }
.dash-weather-rain .dash-weather-icon,
.dash-weather-drizzle .dash-weather-icon,
.dash-weather-showers .dash-weather-icon { color: #3b82f6; }
.dash-weather-snow .dash-weather-icon { color: #60a5fa; }
.dash-weather-thunder .dash-weather-icon { color: #6366f1; }

.dash-weather-temp {
    font-size: var(--text-4xl, 2.25rem);
    font-weight: var(--font-bold);
    color: var(--gray-900);
    line-height: 1;
    font-variant-numeric: tabular-nums;
}

.dash-weather-temp span {
    font-size: var(--text-xl);
    font-weight: var(--font-medium);
    color: var(--gray-400);
    vertical-align: top;
}

.dash-weather-cond {
    font-size: var(--text-base);
    color: var(--gray-600);
    margin-top: var(--space-1);
}

.dash-weather-facts {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-2) var(--space-4);
    margin: 0;
    padding-top: var(--space-3);
    border-top: 1px solid var(--gray-100);
}

.dash-weather-facts div { display: flex; justify-content: space-between; gap: var(--space-2); }
.dash-weather-facts dt { font-size: var(--text-xs); color: var(--gray-500); }
.dash-weather-facts dd { font-size: var(--text-sm); color: var(--gray-800); margin: 0; font-variant-numeric: tabular-nums; }

/* Plain lists (approval, notifications) */
.dash-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
}

.dash-list li { border-top: 1px solid var(--gray-100); }
.dash-list li:first-child { border-top: none; }

.dash-list li > a,
.dash-list li > div {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: var(--space-2) 0;
    color: inherit;
    text-decoration: none;
}

.dash-list li > a:hover .dash-list-main { color: var(--primary-600); }
/* 숨긴 모듈로 가는 알림 (Y1): 링크 없이 흐리게 */
.dash-list li.is-unavailable > div { opacity: .5; cursor: default; }

.dash-list-main {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--gray-800);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.dash-list li.is-unread .dash-list-main { font-weight: var(--font-semibold); color: var(--gray-900); }
.dash-list li.is-unread .dash-list-main::before {
    content: "";
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--primary-500);
    margin-right: var(--space-2);
    vertical-align: middle;
}

.dash-list-sub {
    font-size: var(--text-xs);
    color: var(--gray-400);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Upcoming events */
.dash-events {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
}

.dash-event {
    display: grid;
    grid-template-columns: 5.5rem 10px minmax(0, 1fr) auto;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2) 0;
    border-top: 1px solid var(--gray-100);
}

.dash-event:first-child { border-top: none; }

.dash-event-day {
    font-size: var(--text-xs);
    color: var(--gray-500);
    font-variant-numeric: tabular-nums;
}

.dash-event.is-today .dash-event-day { color: var(--primary-600); font-weight: var(--font-semibold); }

.dash-event-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--gray-300);
}

.dash-event-dot.ev-c1 { background: #3b82f6; }
.dash-event-dot.ev-c2 { background: #10b981; }
.dash-event-dot.ev-c3 { background: #f59e0b; }
.dash-event-dot.ev-c4 { background: #ef4444; }
.dash-event-dot.ev-c5 { background: #8b5cf6; }
.dash-event-dot.ev-c6 { background: #ec4899; }
.dash-event-dot.ev-hol { background: var(--error-500, #ef4444); }

.dash-event-title {
    font-size: var(--text-sm);
    color: var(--gray-800);
    text-decoration: none;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.dash-event-title:hover { color: var(--primary-600); }
.dash-event.is-holiday .dash-event-title { color: var(--error-600, #dc2626); font-weight: var(--font-medium); }

.dash-event-time {
    font-size: var(--text-xs);
    color: var(--gray-400);
    white-space: nowrap;
    font-variant-numeric: tabular-nums;
}

/* Quick links */
.dash-quick {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.dash-quick-item {
    display: inline-flex;
    align-items: stretch;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    background: var(--gray-50);
    color: var(--gray-800);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    transition: all var(--transition-fast);
}

.dash-quick-item:hover {
    border-color: var(--primary-300);
    background: var(--primary-50);
    color: var(--primary-700);
}

.dash-quick-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    color: inherit;
    text-decoration: none;
    min-width: 0;
}

.dash-quick-label { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 12rem; }

/* 편집 모드 */
.dash-quick.editing .dash-quick-item { cursor: grab; }
.dash-quick.editing .dash-quick-item.dragging { opacity: .4; }
.dash-quick.editing .dash-quick-item.is-hidden { opacity: .45; border-style: dashed; }
.dash-quick-ctl { display: inline-flex; align-items: center; gap: 2px; padding-right: var(--space-1); border-left: 1px solid var(--gray-200); }
.dash-quick-ctl[hidden] { display: none; }
.dash-quick-ctl button { border: none; background: transparent; cursor: pointer; color: var(--gray-500); width: 26px; height: 100%; display: inline-flex; align-items: center; justify-content: center; border-radius: var(--radius-md); }
.dash-quick-ctl button:hover { color: var(--gray-900); background: var(--gray-100); }
.dash-quick-toggle .ic-eye-off { display: none; }
.dash-quick-toggle.is-off .ic-eye { display: none; }
.dash-quick-toggle.is-off .ic-eye-off { display: inline; }
.dash-quick-remove:hover { color: var(--error-600, #dc2626) !important; }
.dash-quick-tools { display: inline-flex; align-items: center; gap: var(--space-2); }
.dash-quick-tools [hidden] { display: none; }
.dash-quick-tools > button.dash-card-link { background: none; border: none; cursor: pointer; font: inherit; }
.dash-quick-add { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); padding-top: var(--space-3); border-top: 1px dashed var(--gray-200); }
.dash-quick-add[hidden] { display: none; }
.dash-quick-add .form-input { width: auto; flex: 1 1 10rem; min-width: 8rem; }
.dash-quick-hint { font-size: var(--text-xs); color: var(--gray-400); flex-basis: 100%; }

.dash-quick-item.is-admin { border-style: dashed; }

.dash-quick-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    color: var(--primary-600);
}

.dash-quick-emoji { font-size: 16px; line-height: 1; }

@media (max-width: 1024px) {
    .dash-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
    .dash-grid { grid-template-columns: 1fr; }
    .dash-span-2 { grid-column: auto; }
    .dash-head { align-items: flex-start; flex-direction: column; }
    .dash-event { grid-template-columns: 4.5rem 10px minmax(0, 1fr); }
    .dash-event-time { grid-column: 3; justify-self: start; }
}

.welcome-stats {
    display: flex;
    gap: var(--space-6);
}

.stat-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-icon.status-enabled {
    background: var(--success-100);
    color: var(--success-600);
}

.stat-icon.status-disabled {
    background: var(--warning-100);
    color: var(--warning-600);
}

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-label {
    font-size: var(--text-sm);
    color: var(--gray-500);
}

.stat-value {
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
}

.stat-value.status-enabled {
    color: var(--success-600);
}

.stat-value.status-disabled {
    color: var(--warning-600);
}

/* Actions Grid */
.actions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-5);
    margin-bottom: var(--space-10);
}

.action-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
}

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

.action-card.admin-card {
    background: linear-gradient(135deg, var(--primary-50) 0%, white 100%);
    border-color: var(--primary-200);
}

.action-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-100) 0%, var(--primary-50) 100%);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-4);
}

.action-icon svg {
    width: 28px;
    height: 28px;
    color: var(--primary-600);
}

.action-content h3 {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--gray-900);
    margin-bottom: var(--space-2);
}

.action-content p {
    font-size: var(--text-sm);
    color: var(--gray-500);
    margin-bottom: var(--space-4);
}

.action-form {
    display: inline-block;
}

.api-links {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
}

/* Developer Section */
.developer-section {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    margin-bottom: var(--space-8);
}

.developer-section .section-header {
    margin-bottom: var(--space-6);
    padding: 0;
    border: none;
    background: none;
}

.developer-section .section-header h2 {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    color: var(--gray-900);
    margin-bottom: var(--space-1);
}

.developer-section .section-header p {
    font-size: var(--text-sm);
    color: var(--gray-500);
}

.endpoints-grid {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.endpoint-card {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-4);
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    transition: background var(--transition-fast);
}

.endpoint-card:hover {
    background: var(--gray-100);
}

.endpoint-method {
    padding: var(--space-1) var(--space-2);
    background: var(--primary-600);
    color: white;
    font-size: var(--text-xs);
    font-weight: var(--font-bold);
    border-radius: var(--radius-md);
    min-width: 48px;
    text-align: center;
}

.endpoint-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.endpoint-path {
    font-family: var(--font-family-mono);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--gray-900);
}

.endpoint-desc {
    font-size: var(--text-xs);
    color: var(--gray-500);
}

/* User Menu */
.user-menu {
    position: fixed;
    top: 72px;
    right: var(--space-4);
    width: 280px;
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    padding: var(--space-2);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
    z-index: var(--z-dropdown);
}

.user-menu.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.user-menu-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    padding-bottom: calc(var(--space-4) + var(--space-2));
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-2);
}

.user-avatar {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-500) 0%, var(--primary-600) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: var(--font-semibold);
}

.user-avatar.large {
    width: 48px;
    height: 48px;
    font-size: var(--text-lg);
}

.user-info {
    flex: 1;
}

.user-name {
    font-weight: var(--font-semibold);
    color: var(--gray-900);
}

.user-role {
    font-size: var(--text-sm);
    color: var(--gray-500);
}

.user-menu-items {
    display: flex;
    flex-direction: column;
}

.user-menu-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    color: var(--gray-700);
    text-decoration: none;
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
}

.user-menu-item:hover {
    background: var(--gray-100);
    color: var(--gray-900);
}

.user-menu-item.admin-item {
    color: var(--primary-600);
}

.user-menu-item.admin-item:hover {
    background: var(--primary-50);
}

.user-menu-item.danger {
    color: var(--error-600);
}

.user-menu-item.danger:hover {
    background: var(--error-50);
    color: var(--error-700);
}

.user-menu-item svg {
    width: 18px;
    height: 18px;
    color: var(--gray-500);
}

.user-menu-item:hover svg {
    color: var(--gray-700);
}

.menu-divider {
    height: 1px;
    background: var(--gray-200);
    margin: var(--space-2) 0;
    border: none;
}

/* Test Results */
.test-result {
    margin-top: var(--space-6);
    padding: var(--space-4);
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    font-family: var(--font-family-mono);
    font-size: var(--text-sm);
    display: none;
}

.test-result.show {
    display: block;
}

.test-result.success {
    background: var(--success-50);
    border: 1px solid var(--success-200);
}

.test-result.error {
    background: var(--error-50);
    border: 1px solid var(--error-200);
}

/* =============================================================================
   MOBILE NAVIGATION
   ============================================================================= */

.mobile-nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: var(--z-overlay);
    backdrop-filter: blur(4px);
}

.mobile-nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-nav {
    position: fixed;
    top: 0;
    right: -300px;
    width: 300px;
    height: 100%;
    background: white;
    z-index: var(--z-modal);
    transition: right var(--transition-base);
    box-shadow: var(--shadow-2xl);
    overflow-y: auto;
}

.mobile-nav.active {
    right: 0;
}

.mobile-nav-header {
    padding: var(--space-4);
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.mobile-nav-brand {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--gray-900);
}

.mobile-nav-close {
    background: none;
    border: none;
    font-size: var(--text-xl);
    color: var(--gray-400);
    cursor: pointer;
    padding: var(--space-1);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.mobile-nav-close:hover {
    background: var(--gray-100);
    color: var(--gray-600);
}

.mobile-nav-items {
    padding: var(--space-4) 0;
}

.mobile-nav-item {
    display: block;
    padding: var(--space-3) var(--space-4);
    color: var(--gray-700);
    text-decoration: none;
    transition: background var(--transition-fast);
    font-size: var(--text-base);
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    cursor: pointer;
}

.mobile-nav-item:hover {
    background: var(--gray-100);
}

.mobile-nav-item.active {
    background: var(--primary-50);
    color: var(--primary-600);
    font-weight: var(--font-medium);
}

.mobile-nav-item.danger {
    color: var(--error-600);
}

.mobile-nav-item.danger:hover {
    background: var(--error-50);
}

.mobile-nav-divider {
    height: 1px;
    background: var(--gray-200);
    margin: var(--space-2) var(--space-4);
}

/* =============================================================================
   PROFILE PAGE
   ============================================================================= */

.profile-container {
    max-width: 800px;
    margin: 0 auto;
}

.profile-header {
    display: flex;
    align-items: center;
    gap: var(--space-6);
    padding: var(--space-8);
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    margin-bottom: var(--space-6);
}

.profile-avatar {
    width: 96px;
    height: 96px;
    background: linear-gradient(135deg, var(--primary-500) 0%, var(--primary-600) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: var(--text-4xl);
    font-weight: var(--font-bold);
    flex-shrink: 0;
}

.profile-info {
    flex: 1;
}

.profile-info h1 {
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    color: var(--gray-900);
    margin-bottom: var(--space-1);
}

.profile-info p {
    font-size: var(--text-sm);
    color: var(--gray-500);
}

.profile-section {
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    overflow: hidden;
    margin-bottom: var(--space-6);
}

.profile-section-header {
    padding: var(--space-5) var(--space-6);
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
}

.profile-section-header h2 {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--gray-900);
}

.profile-section-body {
    padding: var(--space-6);
}

.profile-field {
    display: flex;
    padding: var(--space-4) 0;
    border-bottom: 1px solid var(--gray-100);
}

.profile-field:last-child {
    border-bottom: none;
}

.profile-field-label {
    width: 180px;
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--gray-500);
    flex-shrink: 0;
}

.profile-field-value {
    flex: 1;
    font-size: var(--text-sm);
    color: var(--gray-900);
}

/* =============================================================================
   GROUPS PAGE
   ============================================================================= */

.groups-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--space-5);
}

.group-card {
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    overflow: hidden;
    transition: all var(--transition-base);
}

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

.group-card-header {
    padding: var(--space-5) var(--space-6);
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-4);
}

.group-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary-100) 0%, var(--primary-50) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.group-icon svg {
    width: 24px;
    height: 24px;
    color: var(--primary-600);
}

.group-info {
    flex: 1;
}

.group-info h3 {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--gray-900);
    margin-bottom: var(--space-1);
}

.group-info p {
    font-size: var(--text-sm);
    color: var(--gray-500);
}

.group-actions {
    display: flex;
    gap: var(--space-2);
}

.group-card-footer {
    padding: var(--space-4) var(--space-6);
    background: var(--gray-50);
    border-top: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.group-member-count {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--gray-600);
}

.group-member-count svg {
    width: 16px;
    height: 16px;
    color: var(--gray-400);
}

/* =============================================================================
   showNotification() TOASTS (modules/notifications.js)
   .notification.notification-<type> inside #notificationStack; .show reveals.
   ============================================================================= */

#notificationStack {
    position: fixed;
    right: var(--space-4);
    bottom: var(--space-6);
    z-index: var(--z-notification);
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: var(--space-2);
    max-width: calc(100vw - 2 * var(--space-4));
    pointer-events: none;
}

.notification {
    min-width: 280px;
    max-width: 480px;
    padding: var(--space-3) var(--space-4);
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border-left: 4px solid var(--primary-500);
    opacity: 0;
    transform: translateY(12px);
    transition: opacity var(--transition-fast), transform var(--transition-fast);
    pointer-events: auto;
}

.notification.show {
    opacity: 1;
    transform: none;
}

.notification-content {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
}

.notification-message {
    flex: 1;
    font-size: var(--text-sm);
    line-height: 1.5;
    color: var(--gray-800);
    overflow-wrap: anywhere;
}

.notification-close {
    background: none;
    border: none;
    padding: 0 var(--space-1);
    font-size: var(--text-lg);
    line-height: 1;
    color: var(--gray-400);
    cursor: pointer;
}

.notification-close:hover {
    color: var(--gray-700);
}

.notification-success {
    border-left-color: var(--success-500);
}

.notification-error {
    border-left-color: var(--error-500);
}

.notification-warning {
    border-left-color: var(--warning-500);
}

.notification-info {
    border-left-color: var(--primary-500);
}

@media (max-width: 640px) {
    #notificationStack {
        left: var(--space-3);
        right: var(--space-3);
        bottom: calc(var(--space-4) + env(safe-area-inset-bottom));
        align-items: stretch;
    }

    .notification {
        min-width: 0;
        max-width: none;
    }
}

/* =============================================================================
   TOAST NOTIFICATIONS
   ============================================================================= */

.toast-container {
    position: fixed;
    top: var(--space-4);
    right: var(--space-4);
    z-index: var(--z-notification);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.toast {
    padding: var(--space-4) var(--space-5);
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border-left: 4px solid var(--gray-400);
    display: flex;
    align-items: center;
    gap: var(--space-3);
    min-width: 320px;
    max-width: 480px;
    animation: toast-slide-in 0.3s var(--ease-out);
}

@keyframes toast-slide-in {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.toast-success {
    border-left-color: var(--success-500);
}

.toast-error {
    border-left-color: var(--error-500);
}

.toast-warning {
    border-left-color: var(--warning-500);
}

.toast-info {
    border-left-color: var(--primary-500);
}

.toast-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.toast-success .toast-icon {
    color: var(--success-500);
}

.toast-error .toast-icon {
    color: var(--error-500);
}

.toast-warning .toast-icon {
    color: var(--warning-500);
}

.toast-info .toast-icon {
    color: var(--primary-500);
}

.toast-content {
    flex: 1;
}

.toast-title {
    font-weight: var(--font-semibold);
    color: var(--gray-900);
    margin-bottom: var(--space-1);
}

.toast-message {
    font-size: var(--text-sm);
    color: var(--gray-600);
}

.toast-close {
    background: none;
    border: none;
    color: var(--gray-400);
    cursor: pointer;
    padding: var(--space-1);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.toast-close:hover {
    background: var(--gray-100);
    color: var(--gray-600);
}

/* =============================================================================
   RESPONSIVE STYLES
   ============================================================================= */

@media (max-width: 768px), (pointer: coarse) and (max-height: 500px) and (max-width: 1000px) {
    .language-switcher {
        display: none;
    }

    .login-form .card {
        padding: var(--space-6);
    }

    .pin-input-container {
        gap: var(--space-1);
    }

    .pin-digit {
        width: 40px;
        height: 48px;
        font-size: var(--text-xl);
    }

    .dashboard-main {
        padding: var(--space-4);
    }

    .welcome-card {
        flex-direction: column;
        align-items: flex-start;
        padding: var(--space-6);
    }

    .welcome-content h1 {
        font-size: var(--text-2xl);
    }

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

    .profile-header {
        flex-direction: column;
        text-align: center;
        padding: var(--space-6);
    }

    .profile-field {
        flex-direction: column;
        gap: var(--space-2);
    }

    .profile-field-label {
        width: auto;
    }

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

    .toast {
        min-width: auto;
        max-width: calc(100vw - var(--space-8));
    }
}

@media (max-width: 480px) {
    .login-form h2 {
        font-size: var(--text-xl);
    }

    .totp-icon {
        font-size: 2rem;
    }

    .pin-digit {
        width: 36px;
        height: 44px;
        font-size: var(--text-lg);
    }
}

/* ==========================================================================
   Admin · 초대 QR (/admin/users/invites, /admin/users/invites/:id)
   The page leads with one invite and collapses the rest into a <details>
   history, so the QR an admin is about to show someone is the largest thing
   on screen. No JS drives the disclosure — it is a plain <details>.
   ========================================================================== */
.invite-crumb {
    margin-bottom: var(--space-3);
    font-size: var(--text-sm);
}

.invite-hero .invite-qr {
    max-width: 100%;
    height: auto;
}

.invite-link {
    font-family: var(--font-family-mono);
    font-size: var(--text-sm);
    word-break: break-all;
}

/* Label/value pairs: two columns on desktop, stacked on narrow screens. */
.invite-facts {
    display: grid;
    grid-template-columns: max-content 1fr;
    gap: var(--space-2) var(--space-5);
    align-items: center;
    margin: 0 0 var(--space-4);
}

.invite-facts dt {
    color: var(--color-text-muted);
    font-size: var(--text-sm);
}

.invite-facts dd {
    margin: 0;
}

.invite-notice {
    margin: var(--space-3) 0 0;
    padding: var(--space-3);
    border-radius: var(--radius-md);
    background: var(--color-background-alt);
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
}

.invite-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    align-items: center;
    justify-content: center;
    margin-top: var(--space-3);
}

.invite-history > .invite-history-summary {
    cursor: pointer;
    font-weight: var(--font-semibold);
    list-style: none;
    padding: var(--space-2) 0;
}

.invite-history > .invite-history-summary::-webkit-details-marker {
    display: none;
}

.invite-history > .invite-history-summary::before {
    content: "▸";
    display: inline-block;
    margin-right: var(--space-2);
    color: var(--color-text-muted);
    transition: transform var(--transition-fast);
}

.invite-history[open] > .invite-history-summary::before {
    transform: rotate(90deg);
}

@media (max-width: 640px) {
    .invite-facts {
        grid-template-columns: 1fr;
        gap: var(--space-1) 0;
    }

    .invite-facts dd {
        margin-bottom: var(--space-2);
    }
}