/* ==========================================
   QREW DIGITAL ENTRANCE OS - 共通スタイル
   ==========================================
   全ページで使用する共通 CSS。
   デザイン哲学: 濃灰ベース・スタイリッシュ・モバイル対応・ユニバーサル
   ========================================== */

:root {
    /* ----- Backgrounds ----- */
    --bg-color: #1a1b1e;
    --bg-elevated: #25262b;
    --panel-bg: #25262b;
    --panel-bg-hover: #2c2d33;
    --border-color: #373a40;
    --border-color-hover: #4e535c;

    /* ----- Text ----- */
    --text-main: #e4e5e7;
    --text-sub: #868e96;
    --text-dim: #5c6370;

    /* ----- Accents ----- */
    --c-primary: #4dabf7;
    --c-primary-hover: #339af0;
    --c-primary-bg: rgba(77, 171, 247, 0.12);
    --c-accent: #fcc419;
    --c-accent-bg: rgba(252, 196, 25, 0.12);
    --c-danger: #ff8787;
    --c-danger-bg: rgba(255, 135, 135, 0.12);
    --c-warning: #fab005;
    --c-success: #40c057;
    --c-success-bg: rgba(64, 192, 87, 0.12);

    /* ----- Region colors (chart series 用) ----- */
    --c-dom-m: #4dabf7;
    --c-dom-f: #ff8787;
    --c-inb-m: #69db7c;
    --c-inb-f: #faa2c1;
    --c-other: #a78bfa;

    /* ----- Geometry ----- */
    --r-sm: 4px;
    --r-md: 8px;
    --r-lg: 12px;
    --r-xl: 16px;

    /* ----- Shadows ----- */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.35);
    --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.45);

    /* ----- Transitions ----- */
    --t-fast: 0.12s ease;
    --t-base: 0.18s ease;
}

/* ==========================================
   Reset & Base
   ========================================== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
}

body {
    background: var(--bg-color);
    color: var(--text-main);
    font-family: 'Helvetica Neue', 'Hiragino Sans', 'Yu Gothic', 'Noto Sans JP', Arial, sans-serif;
    font-size: 14px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    display: block;
}

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

/* ==========================================
   Typography
   ========================================== */
h1 { font-size: 24px; font-weight: 700; }
h2 { font-size: 20px; font-weight: 700; }
h3 { font-size: 16px; font-weight: 700; }
h4 { font-size: 14px; font-weight: 700; }

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

.text-sub { color: var(--text-sub); }
.text-dim { color: var(--text-dim); }
.text-success { color: var(--c-success); }
.text-danger { color: var(--c-danger); }
.text-accent { color: var(--c-accent); }
.text-primary { color: var(--c-primary); }
.text-mono { font-family: 'SF Mono', Menlo, Consolas, monospace; }

/* ==========================================
   Layout
   ========================================== */
.qrew-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 30px;
}

.qrew-container-sm {
    max-width: 600px;
    margin: 0 auto;
    padding: 30px;
}

/* ==========================================
   ヘッダー構造（2 段組）
   ==========================================
   1 段目（top）: ロゴ（左）+ アクション（右）
   2 段目（title）: ページタイトル + サブタイトル
   ========================================== */
.qrew-header {
    display: flex;
    flex-direction: column;
    gap: 18px;
    padding-bottom: 20px;
    margin-bottom: 30px;
    border-bottom: 1px solid var(--border-color);
}

.qrew-header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    min-height: 48px;
}

.qrew-header-actions {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}

.qrew-header-title h1,
.qrew-header-title h2 {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 0;
    font-size: 22px;
    font-weight: 700;
}

.qrew-header-subtitle {
    font-size: 12px;
    color: var(--text-sub);
    margin-top: 4px;
    letter-spacing: 0.8px;
    font-weight: 600;
}

/* ==========================================
   Venue logo (全ページ統一)
   ==========================================
   - 横長空間で透過画像を全体表示（contain）
   - src 未設定時は自動非表示
   - 透過 PNG / SVG をそのまま反映
   ========================================== */
.venue-header-logo {
    display: block;
    height: 56px;
    max-width: 280px;
    width: auto;
    object-fit: contain;
    flex-shrink: 0;
}

.venue-header-logo:not([src]),
.venue-header-logo[src=""] {
    display: none;
}

/* 設定画面等のロゴプレビュー（同じく contain で全表示） */
.venue-logo-preview {
    display: block;
    height: 60px;
    max-width: 280px;
    width: auto;
    object-fit: contain;
    border-radius: var(--r-md);
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    padding: 6px 10px;
}

@media (max-width: 768px) {
    .venue-header-logo {
        height: 44px;
        max-width: 200px;
    }
    .venue-logo-preview {
        height: 50px;
        max-width: 220px;
    }
    .qrew-header-title h1,
    .qrew-header-title h2 {
        font-size: 18px;
    }
}

/* ==========================================
   Buttons
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 16px;
    border: 1px solid var(--border-color);
    background: var(--panel-bg);
    color: var(--text-main);
    border-radius: var(--r-md);
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    transition: all var(--t-base);
    white-space: nowrap;
    text-decoration: none;
    line-height: 1.4;
    user-select: none;
}

.btn:hover {
    background: #3b3f46;
    border-color: var(--border-color-hover);
}

.btn:active {
    transform: translateY(1px);
}

.btn:disabled,
.btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.btn-primary {
    background: var(--c-primary);
    color: #0a0a0a;
    border-color: var(--c-primary);
}
.btn-primary:hover {
    background: var(--c-primary-hover);
    border-color: var(--c-primary-hover);
    color: #0a0a0a;
}

.btn-danger {
    color: var(--c-danger);
    border-color: var(--c-danger);
    background: var(--c-danger-bg);
}
.btn-danger:hover {
    background: rgba(255, 135, 135, 0.22);
    color: var(--c-danger);
}

.btn-success {
    background: var(--c-success);
    color: #0a0a0a;
    border-color: var(--c-success);
}

.btn-accent {
    color: var(--c-accent);
    border-color: var(--c-accent);
    background: var(--c-accent-bg);
}

.btn-ghost {
    background: transparent;
    border-color: transparent;
}
.btn-ghost:hover { background: var(--panel-bg-hover); }

.btn-sm { padding: 5px 12px; font-size: 12px; }
.btn-lg { padding: 12px 24px; font-size: 15px; }
.btn-block { width: 100%; }

/* ==========================================
   Forms
   ========================================== */
.form-group {
    margin-bottom: 16px;
}

.form-label {
    display: block;
    font-size: 12px;
    color: var(--text-sub);
    margin-bottom: 6px;
    font-weight: 600;
    letter-spacing: 0.3px;
}

.form-label-required::after {
    content: ' *';
    color: var(--c-danger);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    border-radius: var(--r-md);
    font-size: 14px;
    transition: border-color var(--t-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--c-primary);
}

.form-input::placeholder {
    color: var(--text-dim);
}

.form-textarea {
    resize: vertical;
    min-height: 80px;
}

.form-error {
    color: var(--c-danger);
    font-size: 12px;
    margin-top: 4px;
    min-height: 16px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

/* ==========================================
   Panels / Cards
   ========================================== */
.panel {
    background: var(--panel-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--r-md);
    padding: 24px;
    margin-bottom: 16px;
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 16px;
    margin-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.panel-title {
    font-size: 16px;
    font-weight: 700;
    margin: 0;
}

.panel-flat {
    background: var(--panel-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--r-md);
    padding: 16px;
}

/* ==========================================
   KPI Card
   ========================================== */
.kpi-card {
    background: var(--panel-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--r-md);
    padding: 20px;
}

.kpi-label {
    font-size: 11px;
    color: var(--text-sub);
    letter-spacing: 0.5px;
    text-transform: uppercase;
    font-weight: 600;
}

.kpi-value {
    font-size: 28px;
    font-weight: 800;
    margin-top: 6px;
}

/* ==========================================
   Tables
   ========================================== */
.qrew-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.qrew-table th,
.qrew-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.qrew-table th {
    color: var(--text-sub);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 11px;
}

.qrew-table tbody tr {
    transition: background var(--t-fast);
}
.qrew-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.025);
}

/* ==========================================
   Badges
   ========================================== */
.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.badge-primary { background: var(--c-primary-bg); color: var(--c-primary); }
.badge-accent { background: var(--c-accent-bg); color: var(--c-accent); }
.badge-danger { background: var(--c-danger-bg); color: var(--c-danger); }
.badge-success { background: var(--c-success-bg); color: var(--c-success); }

/* ==========================================
   Modal
   ========================================== */
.modal-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.75);
    z-index: 1000;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.modal-backdrop.active {
    display: flex;
    animation: qrew-fade-in 0.15s ease;
}

.modal-content {
    background: var(--panel-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--r-lg);
    padding: 24px;
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}

.modal-content-lg { max-width: 720px; }

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.modal-title {
    font-size: 18px;
    font-weight: 700;
    margin: 0;
}

.modal-close {
    background: transparent;
    border: none;
    color: var(--text-sub);
    font-size: 24px;
    cursor: pointer;
    line-height: 1;
    padding: 0;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
}
.modal-close:hover {
    color: var(--text-main);
    background: var(--panel-bg-hover);
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 24px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

@keyframes qrew-fade-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ==========================================
   Loader
   ========================================== */
.loader {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(228, 229, 231, 0.2);
    border-top-color: var(--text-main);
    border-radius: 50%;
    animation: qrew-spin 0.7s linear infinite;
    vertical-align: middle;
}

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

.loader-fullscreen {
    position: fixed;
    inset: 0;
    background: rgba(26, 27, 30, 0.85);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9000;
}

.loader-fullscreen .loader {
    width: 32px;
    height: 32px;
    border-width: 3px;
}

/* ==========================================
   Toast
   ========================================== */
#qrew-toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 8px;
    pointer-events: none;
}

.qrew-toast {
    background: var(--panel-bg);
    border: 1px solid var(--border-color);
    border-left: 3px solid var(--c-primary);
    color: var(--text-main);
    padding: 12px 16px;
    border-radius: var(--r-md);
    font-size: 13px;
    max-width: 360px;
    box-shadow: var(--shadow-md);
    opacity: 0;
    transform: translateX(20px);
    transition: opacity var(--t-base), transform var(--t-base);
    pointer-events: auto;
}

.qrew-toast.show {
    opacity: 1;
    transform: translateX(0);
}

.qrew-toast-success { border-left-color: var(--c-success); }
.qrew-toast-error { border-left-color: var(--c-danger); }
.qrew-toast-warning { border-left-color: var(--c-warning); }
.qrew-toast-info { border-left-color: var(--c-primary); }

/* ==========================================
   Empty state
   ========================================== */
.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-sub);
}

.empty-state-icon {
    font-size: 48px;
    margin-bottom: 12px;
    opacity: 0.4;
}

.empty-state-text {
    font-size: 14px;
}

/* ==========================================
   Utilities
   ========================================== */
.flex { display: flex; }
.flex-1 { flex: 1; }
.flex-row { flex-direction: row; }
.flex-col { flex-direction: column; }
.gap-sm { gap: 6px; }
.gap-md { gap: 12px; }
.gap-lg { gap: 20px; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }

.hidden { display: none !important; }
.block { display: block; }
.inline-block { display: inline-block; }

.w-full { width: 100%; }
.text-center { text-align: center; }
.text-right { text-align: right; }

.mt-sm { margin-top: 6px; }
.mt-md { margin-top: 12px; }
.mt-lg { margin-top: 24px; }
.mt-xl { margin-top: 32px; }
.mb-sm { margin-bottom: 6px; }
.mb-md { margin-bottom: 12px; }
.mb-lg { margin-bottom: 24px; }
.mb-xl { margin-bottom: 32px; }

.font-bold { font-weight: 700; }
.font-mono { font-family: 'SF Mono', Menlo, Consolas, monospace; }

.cursor-pointer { cursor: pointer; }

/* ==========================================
   Mobile responsiveness
   ========================================== */
@media (max-width: 768px) {
    .qrew-container,
    .qrew-container-sm {
        padding: 16px;
    }

    .qrew-header-top {
        flex-wrap: wrap;
        gap: 12px;
    }

    .qrew-header-actions {
        flex-wrap: wrap;
    }

    .panel { padding: 16px; }

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

    .modal-content {
        max-width: 100%;
        max-height: 100vh;
        border-radius: 0;
    }

    h1 { font-size: 20px; }
}