/* =============================================
   VIRAL PREDICTION — Design System
   Reference: linear.app / stripe.com / apple.com / arc.net
   ============================================= */

/* --- CSS Variables (Design Tokens) --- */
:root {
    /* カラー: ダークモード基調 */
    --color-bg: #09090b;
    --color-bg-elevated: #131316;
    --color-bg-card: #18181b;
    --color-bg-card-hover: #1e1e22;
    --color-surface: #27272a;
    --color-border: #2d2d31;
    --color-border-subtle: #222225;

    /* テキスト */
    --color-text-primary: #fafafa;
    --color-text-secondary: #a1a1aa;
    --color-text-tertiary: #71717a;
    --color-text-muted: #52525b;

    /* アクセント: ティール〜シアン系 */
    --color-accent: #2dd4bf;
    --color-accent-hover: #14b8a6;
    --color-accent-subtle: rgba(45, 212, 191, 0.12);
    --color-accent-glow: rgba(45, 212, 191, 0.25);

    /* ステータス */
    --color-success: #22c55e;
    --color-warning: #f59e0b;
    --color-error: #ef4444;
    --color-info: #38bdf8;

    /* タイポグラフィ */
    --font-sans: 'Outfit', 'Noto Sans JP', system-ui, -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 2rem;
    --text-4xl: 2.5rem;
    --text-5xl: 3.5rem;

    --weight-light: 300;
    --weight-regular: 400;
    --weight-medium: 500;
    --weight-semibold: 600;
    --weight-bold: 700;

    --leading-tight: 1.15;
    --leading-normal: 1.5;
    --leading-relaxed: 1.7;

    /* スペーシング */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;

    /* 角丸 */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;
    --radius-full: 9999px;

    /* シャドウ */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 24px var(--color-accent-glow);

    /* トランジション */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);

    /* レイアウト */
    --max-width: 1200px;
    --header-height: 64px;
}

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

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-weight: var(--weight-regular);
    line-height: var(--leading-normal);
    color: var(--color-text-primary);
    background-color: var(--color-bg);
    min-height: 100vh;
}

a {
    color: inherit;
    text-decoration: none;
}

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

/* --- Header --- */
.app-header {
    position: sticky;
    top: 0;
    z-index: 100;
    height: var(--header-height);
    background: rgba(9, 9, 11, 0.8);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border-bottom: 1px solid var(--color-border-subtle);
}

.header-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-6);
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    transition: opacity var(--transition-fast);
}

.logo:hover {
    opacity: 0.8;
}

.logo-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--color-accent), #0ea5e9);
    border-radius: var(--radius-sm);
    font-weight: var(--weight-bold);
    font-size: var(--text-xs);
    color: var(--color-bg);
    letter-spacing: 0.05em;
}

.logo-text {
    font-weight: var(--weight-semibold);
    font-size: var(--text-sm);
    letter-spacing: 0.08em;
    color: var(--color-text-secondary);
}

.header-nav {
    display: flex;
    align-items: center;
    gap: var(--space-6);
}

.nav-link {
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    color: var(--color-text-tertiary);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link:hover {
    color: var(--color-text-primary);
}

.nav-link--active {
    color: var(--color-text-primary);
}

.nav-link--active::after {
    content: "";
    position: absolute;
    bottom: -4px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--color-accent);
    border-radius: var(--radius-full);
}

/* --- Main --- */
.app-main {
    min-height: calc(100vh - var(--header-height) - 80px);
}

/* --- Hero Section --- */
.hero {
    padding: var(--space-24) 0 var(--space-16);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    top: -200px;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--color-accent-glow) 0%, transparent 70%);
    opacity: 0.3;
    pointer-events: none;
}

.hero-inner {
    max-width: 720px;
    margin: 0 auto;
    padding: 0 var(--space-6);
    position: relative;
}

.hero-eyebrow {
    display: inline-block;
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-accent);
    background: var(--color-accent-subtle);
    padding: var(--space-1) var(--space-4);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-6);
}

.hero-title {
    font-size: var(--text-5xl);
    font-weight: var(--weight-bold);
    line-height: var(--leading-tight);
    letter-spacing: -0.03em;
    margin-bottom: var(--space-6);
}

.hero-accent {
    background: linear-gradient(135deg, var(--color-accent), #0ea5e9);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-10);
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

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

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

.btn-secondary {
    background: var(--color-surface);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background: var(--color-bg-card-hover);
    border-color: var(--color-text-muted);
}

/* --- Sections --- */
.section {
    padding: var(--space-16) 0;
}

.section-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.section-title {
    font-size: var(--text-2xl);
    font-weight: var(--weight-semibold);
    letter-spacing: -0.02em;
    margin-bottom: var(--space-2);
}

.section-subtitle {
    font-size: var(--text-sm);
    color: var(--color-text-tertiary);
    margin-bottom: var(--space-8);
}

/* --- Event Cards (Skeleton) --- */
.event-placeholder {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: var(--space-5);
}

.event-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    transition: all var(--transition-base);
    cursor: pointer;
}

.event-card:hover {
    background: var(--color-bg-card-hover);
    border-color: var(--color-border);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.event-card--skeleton {
    cursor: default;
    animation: skeleton-pulse 2s ease-in-out infinite;
}

.event-card--skeleton:hover {
    transform: none;
    box-shadow: none;
}

.skeleton-line {
    height: 12px;
    background: var(--color-surface);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-3);
}

.skeleton-line--title {
    height: 16px;
    width: 60%;
    margin-bottom: var(--space-4);
}

.skeleton-line--short {
    width: 40%;
}

@keyframes skeleton-pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.4;
    }
}

/* --- Admin --- */
.admin-header {
    margin-bottom: var(--space-10);
}

.admin-title {
    font-size: var(--text-3xl);
    font-weight: var(--weight-bold);
    letter-spacing: -0.03em;
}

.admin-subtitle {
    font-size: var(--text-sm);
    color: var(--color-text-tertiary);
    margin-top: var(--space-2);
}

.admin-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-5);
}

.admin-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-8);
    transition: all var(--transition-base);
}

.admin-card:hover {
    border-color: var(--color-border);
    background: var(--color-bg-card-hover);
}

.admin-card-icon {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-4);
}

.admin-card-title {
    font-size: var(--text-lg);
    font-weight: var(--weight-semibold);
    margin-bottom: var(--space-2);
}

.admin-card-desc {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-4);
}

/* --- Badge --- */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    font-weight: var(--weight-medium);
    border-radius: var(--radius-full);
    letter-spacing: 0.03em;
}

.badge--soon {
    background: var(--color-surface);
    color: var(--color-text-tertiary);
    border: 1px solid var(--color-border);
}

.badge--active {
    background: rgba(34, 197, 94, 0.15);
    color: var(--color-success);
}

/* --- Footer --- */
.app-footer {
    padding: var(--space-8) 0;
    border-top: 1px solid var(--color-border-subtle);
}

.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.footer-text {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
}

/* =============================================
   Phase 1: Event Feed & Prediction UI
   ============================================= */

/* --- Event Grid --- */
.event-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: var(--space-5);
}

.section-header {
    display: flex;
    align-items: baseline;
    gap: var(--space-4);
    margin-bottom: var(--space-8);
}

/* --- Event Card (Real) --- */
.event-card {
    display: block;
}

.event-card-header {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}

.event-category {
    font-size: var(--text-xs);
    font-weight: var(--weight-medium);
    color: var(--color-accent);
    background: var(--color-accent-subtle);
    padding: 2px var(--space-2);
    border-radius: var(--radius-sm);
}

.event-card-title {
    font-size: var(--text-lg);
    font-weight: var(--weight-semibold);
    margin-bottom: var(--space-2);
    line-height: var(--leading-tight);
}

.event-card-desc {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-4);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.event-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: var(--text-xs);
    color: var(--color-text-tertiary);
}

.event-card-questions {
    letter-spacing: 0.03em;
}

.event-card-status {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

.status-dot--active {
    background: var(--color-success);
    box-shadow: 0 0 6px rgba(34, 197, 94, 0.5);
}

.status-dot--closed {
    background: var(--color-text-muted);
}

.entry-badge {
    font-size: var(--text-xs);
    color: var(--color-text-tertiary);
    background: var(--color-surface);
    padding: 2px var(--space-3);
    border-radius: var(--radius-full);
}

.badge--bonus {
    background: rgba(245, 158, 11, 0.15);
    color: var(--color-warning);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

/* --- Empty State --- */
.empty-state {
    text-align: center;
    padding: var(--space-16) var(--space-6);
    grid-column: 1 / -1;
}

.empty-state-icon {
    font-size: 3rem;
    margin-bottom: var(--space-4);
}

.empty-state-title {
    font-size: var(--text-xl);
    font-weight: var(--weight-semibold);
    margin-bottom: var(--space-2);
}

.empty-state-desc {
    font-size: var(--text-sm);
    color: var(--color-text-tertiary);
    margin-bottom: var(--space-6);
}

/* --- Feed Loader --- */
.feed-loader {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    padding: var(--space-8);
    font-size: var(--text-sm);
    color: var(--color-text-tertiary);
    grid-column: 1 / -1;
}

.loader-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-border);
    border-top-color: var(--color-accent);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

/* =============================================
   Event Detail — Prediction Form
   ============================================= */

.detail-container {
    max-width: 680px;
}

.back-link {
    display: inline-flex;
    align-items: center;
    font-size: var(--text-sm);
    color: var(--color-text-tertiary);
    margin-bottom: var(--space-6);
    transition: color var(--transition-fast);
}

.back-link:hover {
    color: var(--color-accent);
}

.detail-header {
    margin-bottom: var(--space-10);
}

.detail-meta {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
    flex-wrap: wrap;
}

.detail-title {
    font-size: var(--text-3xl);
    font-weight: var(--weight-bold);
    letter-spacing: -0.03em;
    line-height: var(--leading-tight);
}

.detail-desc {
    font-size: var(--text-base);
    color: var(--color-text-secondary);
    margin-top: var(--space-3);
    line-height: var(--leading-relaxed);
}

/* --- Question Card --- */
.question-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-8);
    margin-bottom: var(--space-5);
    transition: border-color var(--transition-base);
}

.question-card:hover {
    border-color: var(--color-border);
}

.question-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
}

.question-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: var(--color-accent-subtle);
    color: var(--color-accent);
    font-size: var(--text-xs);
    font-weight: var(--weight-bold);
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.question-title {
    font-size: var(--text-base);
    font-weight: var(--weight-medium);
}

/* --- Value Display --- */
.value-display {
    text-align: center;
    margin-bottom: var(--space-6);
    padding: var(--space-4) 0;
}

.value-number {
    font-size: 4rem;
    font-weight: var(--weight-bold);
    letter-spacing: -0.04em;
    font-style: italic;
    background: linear-gradient(135deg, var(--color-text-primary), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: transform var(--transition-fast);
    display: inline-block;
    padding: 0 0.15em;
    overflow: visible;
    line-height: 1.2;
}

.value-number.value-pop {
    animation: valuePop 200ms ease-out;
}

.value-unit {
    font-size: var(--text-lg);
    color: var(--color-text-tertiary);
    margin-left: var(--space-2);
    font-weight: var(--weight-medium);
}

.value-display.value-outofrange .value-number {
    background: linear-gradient(135deg, var(--color-warning), var(--color-error));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@keyframes valuePop {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.08);
    }

    100% {
        transform: scale(1);
    }
}

/* --- Slider --- */
.slider-container {
    padding: 0 var(--space-2);
    transition: opacity var(--transition-base);
}

.slider-container.slider-disabled {
    opacity: 0.3;
    pointer-events: none;
}

.prediction-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 6px;
    background: var(--color-surface);
    border-radius: var(--radius-full);
    outline: none;
    cursor: pointer;
    margin: 10px 0;
}

.prediction-slider::-webkit-slider-runnable-track {
    height: 6px;
    border-radius: var(--radius-full);
}

.prediction-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--color-accent);
    cursor: pointer;
    box-shadow: 0 0 12px var(--color-accent-glow);
    margin-top: -9px;
    transition: transform var(--transition-fast);
}

.prediction-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

.prediction-slider::-moz-range-thumb {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--color-accent);
    cursor: pointer;
    border: none;
    box-shadow: 0 0 12px var(--color-accent-glow);
}

.prediction-slider::-moz-range-thumb:hover {
    transform: scale(1.2);
}

.slider-labels {
    display: flex;
    justify-content: space-between;
    margin-top: var(--space-2);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
}

/* --- Out of Range --- */
.outofrange-label {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-top: var(--space-5);
    padding: var(--space-3) var(--space-4);
    background: rgba(245, 158, 11, 0.06);
    border: 1px solid rgba(245, 158, 11, 0.15);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.outofrange-label:hover {
    background: rgba(245, 158, 11, 0.1);
    border-color: rgba(245, 158, 11, 0.3);
}

.outofrange-check {
    accent-color: var(--color-warning);
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.outofrange-text {
    font-size: var(--text-sm);
    color: var(--color-warning);
    font-weight: var(--weight-medium);
}

/* --- Form Actions --- */
.form-actions {
    margin-top: var(--space-8);
    text-align: center;
}

.btn-lg {
    padding: var(--space-4) var(--space-10);
    font-size: var(--text-base);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

/* =============================================
   Event Complete
   ============================================= */

.complete-container {
    max-width: 560px;
    text-align: center;
    padding-top: var(--space-10);
}

.complete-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-xl);
    padding: var(--space-12) var(--space-8);
}

.complete-icon {
    margin-bottom: var(--space-6);
}

.complete-title {
    font-size: var(--text-3xl);
    font-weight: var(--weight-bold);
    margin-bottom: var(--space-3);
}

.complete-desc {
    font-size: var(--text-base);
    color: var(--color-text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-3);
}

.complete-entry-id {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    font-family: var(--font-mono);
    margin-bottom: var(--space-8);
}

.share-section {
    padding: var(--space-6) 0;
    margin-bottom: var(--space-6);
}

.share-label {
    font-size: var(--text-sm);
    color: var(--color-text-tertiary);
    margin-bottom: var(--space-4);
}

.share-buttons {
    display: flex;
    justify-content: center;
    gap: var(--space-3);
    flex-wrap: wrap;
}

.btn-share {
    padding: var(--space-2) var(--space-5);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    transition: all var(--transition-fast);
    cursor: pointer;
    border: 1px solid var(--color-border);
    font-family: var(--font-sans);
}

.btn-share--x {
    background: var(--color-bg);
    color: var(--color-text-primary);
}

.btn-share--x:hover {
    background: var(--color-surface);
}

.btn-share--copy {
    background: var(--color-surface);
    color: var(--color-text-secondary);
}

.btn-share--copy:hover {
    background: var(--color-bg-card-hover);
    color: var(--color-text-primary);
}

.complete-actions {
    margin-top: var(--space-4);
}

/* --- Toast Notification --- */
.toast {
    position: fixed;
    bottom: var(--space-6);
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    z-index: 1000;
    transition: transform var(--transition-base);
    pointer-events: none;
}

.toast--error {
    background: var(--color-error);
    color: white;
}

.toast--visible {
    transform: translateX(-50%) translateY(0);
}

/* =============================================
   Admin — Event Management
   ============================================= */

.admin-form {
    max-width: 600px;
    margin-bottom: var(--space-10);
}

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

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

.form-input {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    transition: border-color var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-subtle);
}

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

.form-row {
    display: flex;
    gap: var(--space-3);
}

/* --- Admin Event List (legacy) --- */
.admin-event-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.admin-event-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-5);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.admin-event-item:hover {
    border-color: var(--color-border);
}

.admin-event-info {
    flex: 1;
}

.admin-event-name {
    font-weight: var(--weight-medium);
    margin-bottom: var(--space-1);
}

.admin-event-meta {
    font-size: var(--text-xs);
    color: var(--color-text-tertiary);
}

/* =============================================
   Admin Layout — Sidebar + Main
   ============================================= */

.admin-body {
    background: var(--color-bg);
    min-height: 100vh;
}

.admin-layout {
    display: flex;
    min-height: 100vh;
}

/* --- Sidebar --- */
.admin-sidebar {
    width: 240px;
    background: var(--color-bg-elevated);
    border-right: 1px solid var(--color-border-subtle);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
    transition: transform var(--transition-base);
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5) var(--space-5);
    border-bottom: 1px solid var(--color-border-subtle);
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-weight: var(--weight-bold);
    font-size: var(--text-lg);
    color: var(--color-text-primary);
}

.sidebar-logo-text {
    color: var(--color-text-secondary);
    font-weight: var(--weight-regular);
}

.sidebar-close {
    display: none;
    background: none;
    border: none;
    color: var(--color-text-tertiary);
    font-size: var(--text-lg);
    cursor: pointer;
}

.sidebar-nav {
    flex: 1;
    padding: var(--space-4) var(--space-3);
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}

.sidebar-link:hover {
    background: var(--color-surface);
    color: var(--color-text-primary);
}

.sidebar-link--active {
    background: var(--color-surface);
    color: var(--color-text-primary);
    font-weight: var(--weight-medium);
}

.sidebar-link--danger:hover {
    color: var(--color-error);
}

.sidebar-icon {
    font-size: var(--text-base);
    width: 20px;
    text-align: center;
}

.sidebar-footer {
    padding: var(--space-4) var(--space-3);
    border-top: 1px solid var(--color-border-subtle);
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

/* --- Main Content --- */
.admin-main {
    flex: 1;
    margin-left: 240px;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.admin-topbar {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-5) var(--space-8);
    border-bottom: 1px solid var(--color-border-subtle);
    background: var(--color-bg);
    position: sticky;
    top: 0;
    z-index: 50;
}

.admin-page-title {
    font-size: var(--text-xl);
    font-weight: var(--weight-bold);
    letter-spacing: -0.02em;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
}

.hamburger span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--color-text-primary);
    border-radius: 1px;
    transition: all var(--transition-fast);
}

.admin-content {
    padding: var(--space-8);
    flex: 1;
}

/* --- Dashboard --- */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-5);
    margin-bottom: var(--space-8);
}

.stat-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-xl);
    padding: var(--space-6) var(--space-8);
    transition: border-color var(--transition-fast);
}

.stat-card:hover {
    border-color: var(--color-border);
}

.stat-label {
    font-size: var(--text-sm);
    color: var(--color-text-tertiary);
    margin-bottom: var(--space-2);
}

.stat-value {
    font-size: var(--text-4xl);
    font-weight: var(--weight-bold);
    letter-spacing: -0.04em;
    margin-bottom: var(--space-3);
}

.stat-detail {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.stat-tag {
    font-size: var(--text-xs);
    color: var(--color-text-tertiary);
    background: var(--color-surface);
    padding: 2px var(--space-2);
    border-radius: var(--radius-sm);
}

/* --- Quick Actions --- */
.admin-section {
    margin-bottom: var(--space-8);
}

.admin-section-title {
    font-size: var(--text-lg);
    font-weight: var(--weight-semibold);
    margin-bottom: var(--space-5);
}

.quick-actions {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: var(--space-4);
}

.quick-action-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-6) var(--space-4);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-xl);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.quick-action-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-2px);
}

.quick-action-icon {
    font-size: var(--text-2xl);
}

.quick-action-label {
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    color: var(--color-text-secondary);
}

/* --- Admin Table --- */
.admin-table-wrapper {
    overflow-x: auto;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--text-sm);
}

.admin-table th {
    text-align: left;
    padding: var(--space-3) var(--space-4);
    font-weight: var(--weight-semibold);
    color: var(--color-text-tertiary);
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--color-border-subtle);
}

.admin-table td {
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--color-border-subtle);
    color: var(--color-text-secondary);
}

.admin-table tbody tr:hover {
    background: var(--color-surface);
}

.admin-table-link {
    color: var(--color-text-primary);
    font-weight: var(--weight-medium);
}

.admin-table-link:hover {
    color: var(--color-accent);
}

.admin-table-email {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
}

.admin-table-date {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--color-text-tertiary);
}

.admin-table-empty {
    text-align: center;
    color: var(--color-text-muted);
    padding: var(--space-10) var(--space-4) !important;
}

.admin-table-actions {
    display: flex;
    gap: var(--space-2);
    align-items: center;
}

.inline-form {
    display: inline;
}

/* --- Status Badge --- */
.status-badge {
    display: inline-block;
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    padding: 2px var(--space-2);
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.status-badge--draft {
    background: rgba(148, 163, 184, 0.15);
    color: #94a3b8;
}

.status-badge--active {
    background: rgba(34, 197, 94, 0.15);
    color: #22c55e;
}

.status-badge--closed {
    background: rgba(251, 146, 60, 0.15);
    color: #fb923c;
}

.status-badge--resolved {
    background: rgba(96, 165, 250, 0.15);
    color: #60a5fa;
}

/* --- Small form & buttons --- */
.form-select-sm {
    padding: var(--space-1) var(--space-2);
    font-size: var(--text-xs);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-primary);
    cursor: pointer;
}

.btn-sm {
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
}

.btn-icon {
    background: none;
    border: none;
    cursor: pointer;
    font-size: var(--text-base);
    padding: var(--space-1);
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}

.btn-icon:hover {
    background: var(--color-surface);
}

.btn-icon--danger:hover {
    background: rgba(239, 68, 68, 0.15);
}

/* --- Tier Badge (free) --- */
.tier-badge--free {
    background: var(--color-surface);
    color: var(--color-text-tertiary);
}

/* --- Admin Responsive --- */
@media (max-width: 768px) {
    .admin-sidebar {
        transform: translateX(-100%);
        width: 260px;
    }

    .admin-sidebar.sidebar--open {
        transform: translateX(0);
        box-shadow: 8px 0 32px rgba(0, 0, 0, 0.4);
    }

    .sidebar-close {
        display: block;
    }

    .admin-main {
        margin-left: 0;
    }

    .hamburger {
        display: flex;
    }

    .admin-content {
        padding: var(--space-5) var(--space-4);
    }

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

    .admin-topbar {
        padding: var(--space-4) var(--space-5);
    }
}

/* =============================================
   Modal Dialog
   ============================================= */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 200;
}

.modal-card {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    width: 100%;
    max-width: 420px;
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.3);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-4);
}

.modal-title {
    font-size: var(--text-lg);
    font-weight: var(--weight-bold);
}

.modal-close {
    background: none;
    border: none;
    color: var(--color-text-tertiary);
    font-size: var(--text-lg);
    cursor: pointer;
    padding: var(--space-1);
}

.modal-close:hover {
    color: var(--color-text-primary);
}

.modal-desc {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-5);
}

.modal-actions {
    display: flex;
    gap: var(--space-3);
    justify-content: flex-end;
    margin-top: var(--space-5);
}

/* --- Admin Alert --- */
.admin-alert {
    padding: var(--space-3) var(--space-5);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    margin-bottom: var(--space-5);
}

.admin-alert--error {
    background: rgba(239, 68, 68, 0.12);
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.25);
}

/* =============================================
   Auth — Login / Register / Upgrade
   ============================================= */

.auth-container {
    max-width: 440px;
    padding-top: var(--space-10);
}

.auth-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-xl);
    padding: var(--space-10) var(--space-8);
}

.auth-title {
    font-size: var(--text-2xl);
    font-weight: var(--weight-bold);
    margin-bottom: var(--space-2);
    text-align: center;
}

.auth-subtitle {
    font-size: var(--text-sm);
    color: var(--color-text-tertiary);
    text-align: center;
    margin-bottom: var(--space-8);
}

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

.auth-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--color-error);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    margin-bottom: var(--space-5);
}

.btn-full {
    width: 100%;
    margin-top: var(--space-4);
}

.auth-footer-text {
    text-align: center;
    font-size: var(--text-sm);
    color: var(--color-text-tertiary);
    margin-top: var(--space-6);
}

.auth-link {
    color: var(--color-accent);
    font-weight: var(--weight-medium);
    transition: color var(--transition-fast);
}

.auth-link:hover {
    color: var(--color-accent-hover);
}

/* --- Nav CTA --- */
.nav-link--cta {
    background: var(--color-accent);
    color: var(--color-bg) !important;
    padding: var(--space-1) var(--space-4);
    border-radius: var(--radius-md);
    font-weight: var(--weight-semibold);
}

.nav-link--cta:hover {
    background: var(--color-accent-hover);
    box-shadow: var(--shadow-glow);
}

/* --- Tier Badge --- */
.tier-badge {
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    padding: 1px var(--space-2);
    border-radius: var(--radius-sm);
    margin-right: var(--space-1);
}

.tier-badge--premium {
    background: linear-gradient(135deg, #f59e0b, #f97316);
    color: var(--color-bg);
}

/* =============================================
   Upgrade — Plan Comparison
   ============================================= */

.upgrade-container {
    max-width: 800px;
    text-align: center;
}

.upgrade-title {
    font-size: var(--text-3xl);
    font-weight: var(--weight-bold);
    letter-spacing: -0.03em;
    margin-bottom: var(--space-2);
}

.upgrade-subtitle {
    font-size: var(--text-base);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-10);
}

.plan-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-5);
    text-align: left;
}

.plan-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    position: relative;
    transition: all var(--transition-base);
}

.plan-card:hover {
    border-color: var(--color-border);
}

.plan-card--premium {
    border-color: rgba(245, 158, 11, 0.3);
    background: linear-gradient(180deg, rgba(245, 158, 11, 0.04) 0%, var(--color-bg-card) 40%);
}

.plan-card--premium:hover {
    border-color: rgba(245, 158, 11, 0.5);
}

.plan-card--current {
    border-color: var(--color-accent);
}

.plan-badge {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    padding: 2px var(--space-3);
    border-radius: var(--radius-full);
    background: var(--color-surface);
    color: var(--color-text-tertiary);
}

.plan-badge--premium {
    background: linear-gradient(135deg, #f59e0b, #f97316);
    color: var(--color-bg);
}

.plan-name {
    font-size: var(--text-xl);
    font-weight: var(--weight-bold);
    margin-bottom: var(--space-3);
}

.plan-price {
    font-size: var(--text-4xl);
    font-weight: var(--weight-bold);
    margin-bottom: var(--space-6);
}

.plan-period {
    font-size: var(--text-sm);
    font-weight: var(--weight-regular);
    color: var(--color-text-tertiary);
}

.plan-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
}

.plan-feature {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

.plan-feature--disabled {
    color: var(--color-text-muted);
}

.plan-feature--highlight {
    color: var(--color-text-primary);
    font-weight: var(--weight-medium);
}

.plan-active-text {
    text-align: center;
    font-size: var(--text-sm);
    color: var(--color-accent);
    font-weight: var(--weight-medium);
    margin-top: var(--space-4);
}

.upgrade-back {
    margin-top: var(--space-8);
    text-align: center;
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .hero-title {
        font-size: var(--text-3xl);
    }

    .hero-description {
        font-size: var(--text-base);
    }

    .event-grid,
    .event-placeholder {
        grid-template-columns: 1fr;
    }

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

    .logo-text {
        display: none;
    }

    .detail-title {
        font-size: var(--text-2xl);
    }

    .value-number {
        font-size: 3rem;
    }

    .question-card {
        padding: var(--space-5);
    }

    .complete-card {
        padding: var(--space-8) var(--space-5);
    }

    .share-buttons {
        flex-direction: column;
    }

    .form-row {
        flex-direction: column;
    }

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

    .auth-card {
        padding: var(--space-8) var(--space-5);
    }
}

/* =============================================
   Event Type Badges
   ============================================= */

.event-type-badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    font-size: 10px;
    font-weight: var(--weight-bold);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.event-type-badge--open {
    background: rgba(52, 199, 89, 0.12);
    color: #34c759;
    border: 1px solid rgba(52, 199, 89, 0.25);
}

.event-type-badge--closed {
    background: rgba(255, 159, 10, 0.12);
    color: #ff9f0a;
    border: 1px solid rgba(255, 159, 10, 0.25);
}

.prize-type-badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    font-size: 10px;
    font-weight: var(--weight-semibold);
}

.prize-type-badge--product {
    background: rgba(175, 82, 222, 0.12);
    color: #af52de;
}

.prize-type-badge--points {
    background: rgba(0, 122, 255, 0.12);
    color: #007aff;
}

/* =============================================
   Section Subtitle
   ============================================= */

.section-subtitle {
    font-size: var(--text-sm);
    color: var(--color-text-tertiary);
    margin-top: var(--space-1);
}

/* =============================================
   Closed Event Section
   ============================================= */

.section--closed {
    border-top: 1px solid var(--color-border-subtle);
}

.closed-event-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-5);
}

.closed-event-card {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.closed-event-card:hover {
    border-color: rgba(255, 159, 10, 0.4);
    box-shadow: 0 4px 16px rgba(255, 159, 10, 0.08);
}

.closed-event-card__header {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}

.closed-event-card__title {
    font-size: var(--text-base);
    font-weight: var(--weight-bold);
    margin-bottom: var(--space-2);
    line-height: 1.4;
}

.closed-event-card__desc {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-3);
    line-height: 1.5;
}

.closed-event-card__prize {
    font-size: var(--text-sm);
    color: var(--color-text-accent);
    font-weight: var(--weight-semibold);
    margin-bottom: var(--space-2);
}

.closed-event-card__winners {
    font-size: var(--text-xs);
    color: var(--color-text-tertiary);
    margin-bottom: var(--space-4);
}

.closed-event-card__action {
    margin-top: var(--space-4);
}

.closed-event-cta {
    text-align: center;
    margin-top: var(--space-8);
    padding: var(--space-6);
    border: 1px dashed var(--color-border-subtle);
    border-radius: var(--radius-lg);
}

.closed-event-cta p {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-4);
}

/* =============================================
   Detail Prize Info
   ============================================= */

.detail-prize {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    background: rgba(255, 159, 10, 0.06);
    border: 1px solid rgba(255, 159, 10, 0.15);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    margin-top: var(--space-4);
}

.detail-prize__label {
    font-weight: var(--weight-semibold);
}

.detail-prize__limit {
    color: var(--color-text-tertiary);
    font-size: var(--text-xs);
}

/* =============================================
   Slots Selection UI
   ============================================= */

.slots-section {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    margin-top: var(--space-6);
}

.slots-header {
    margin-bottom: var(--space-5);
}

.slots-title {
    font-size: var(--text-lg);
    font-weight: var(--weight-bold);
    margin-bottom: var(--space-1);
}

.slots-desc {
    font-size: var(--text-sm);
    color: var(--color-text-tertiary);
}

.slots-info {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-5);
    flex-wrap: wrap;
}

.slots-info__item {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: var(--space-3) var(--space-4);
    background: var(--color-bg-primary);
    border-radius: var(--radius-md);
    min-width: 120px;
}

.slots-info__label {
    font-size: var(--text-xs);
    color: var(--color-text-tertiary);
}

.slots-info__value {
    font-size: var(--text-base);
    font-weight: var(--weight-bold);
    color: var(--color-text-accent);
}

.slots-control {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.slots-label {
    font-size: var(--text-sm);
    font-weight: var(--weight-semibold);
    white-space: nowrap;
}

.slots-slider-wrap {
    flex: 1;
}

.slots-display {
    display: flex;
    align-items: baseline;
    gap: 4px;
}

.slots-display__count {
    font-size: var(--text-2xl);
    font-weight: var(--weight-black);
    color: var(--color-text-accent);
    min-width: 2ch;
    text-align: center;
}

.slots-display__unit {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

.slots-cost {
    margin-top: var(--space-3);
    font-size: var(--text-sm);
    color: #ff9f0a;
    text-align: right;
}

.slots-hint {
    margin-top: var(--space-4);
    font-size: var(--text-xs);
    color: var(--color-text-tertiary);
}

.slots-hint a {
    color: var(--color-text-accent);
    text-decoration: underline;
}

/* Button accent for CTA */
.btn-accent {
    background: linear-gradient(135deg, #ff9f0a, #ff6b00);
    color: var(--color-text-primary);
    border: none;
    padding: var(--space-2) var(--space-5);
    border-radius: var(--radius-full);
    font-weight: var(--weight-semibold);
    cursor: pointer;
    transition: opacity var(--transition-fast);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    font-size: var(--text-sm);
}

.btn-accent:hover {
    opacity: 0.9;
}

/* =============================================
   Admin Table Actions & Icon Buttons
   ============================================= */

.admin-table-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.inline-form {
    display: inline-flex;
    align-items: center;
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-md);
    background: transparent;
    cursor: pointer;
    font-size: 14px;
    transition: background var(--transition-fast), border-color var(--transition-fast);
}

.btn-icon:hover {
    background: rgba(255, 255, 255, 0.06);
}

.btn-icon--danger {
    border-color: rgba(255, 69, 58, 0.4);
    background: rgba(255, 69, 58, 0.1);
    color: #ff453a;
}

.btn-icon--danger:hover {
    background: rgba(255, 69, 58, 0.25);
    border-color: rgba(255, 69, 58, 0.6);
}

/* =============================================
   AI Event Generator (Steps)
   ============================================= */

.step-indicator {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 32px;
}

.step-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-muted);
    font-weight: 500;
}

.step-item.active {
    color: var(--color-primary);
}

.step-number {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--surface-hover);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

.step-item.active .step-number {
    background: var(--color-primary);
    color: #fff;
}

.candidate-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 24px;
}

.candidate-card {
    background: var(--surface-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: transform var(--transition-fast), border-color var(--transition-fast);
    cursor: pointer;
    display: flex;
    flex-direction: column;
}

.candidate-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-primary);
}

.candidate-date {
    font-size: var(--text-xs);
    color: var(--color-secondary);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.candidate-title {
    font-size: var(--text-md);
    font-weight: 700;
    margin-bottom: 8px;
    line-height: 1.5;
}

.candidate-desc {
    font-size: var(--text-sm);
    color: var(--text-muted);
    margin-bottom: 16px;
    flex-grow: 1;
}

.candidate-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
}

.question-edit-item {
    background: var(--surface-hover);
    border-radius: var(--radius-md);
    padding: 16px;
    margin-bottom: 16px;
    position: relative;
    border: 1px solid var(--color-border-subtle);
}

.question-remove-btn {
    position: absolute;
    top: 12px;
    right: 12px;
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 18px;
}

.question-remove-btn:hover {
    color: var(--color-danger);
}

/* --- Spinner Animation --- */
.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    vertical-align: middle;
}

.spinner-lg {
    width: 32px;
    height: 32px;
    border-width: 3px;
    border-color: rgba(139, 92, 246, 0.2);
    border-top-color: var(--color-primary);
}

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

/* =============================================
   マイページ
   ============================================= */

/* 統計カード */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 24px 16px;
    text-align: center;
    transition: transform 0.15s ease, border-color 0.15s ease;
}

.stat-card:hover {
    transform: translateY(-2px);
    border-color: var(--color-primary);
}

.stat-icon { font-size: 28px; margin-bottom: 8px; }
.stat-value { font-size: 28px; font-weight: 700; color: var(--color-text-primary); }
.stat-unit { font-size: 14px; font-weight: 400; color: var(--color-text-secondary); margin-left: 2px; }
.stat-label { font-size: 13px; color: var(--color-text-secondary); margin-top: 4px; }

/* マイページナビカード */
.mypage-nav {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
    margin-bottom: 40px;
}

.mypage-nav-card {
    display: flex;
    flex-direction: column;
    padding: 20px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    text-decoration: none;
    transition: border-color 0.15s ease, transform 0.15s ease;
}

.mypage-nav-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-1px);
}

.mypage-nav-icon { font-size: 24px; margin-bottom: 8px; }
.mypage-nav-title { font-size: 15px; font-weight: 600; color: var(--color-text-primary); margin-bottom: 4px; }
.mypage-nav-desc { font-size: 12px; color: var(--color-text-tertiary); }

/* セクション */
.mypage-section { margin-bottom: 36px; }

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

.link-more {
    font-size: 13px;
    color: var(--color-primary);
    text-decoration: none;
}

.link-more:hover { text-decoration: underline; }

.mypage-page-header { margin-bottom: 24px; }

.back-link {
    font-size: 13px;
    color: var(--color-text-secondary);
    text-decoration: none;
    display: inline-block;
    margin-bottom: 8px;
}

.back-link:hover { color: var(--color-primary); }

/* エントリー履歴 */
.entry-list { display: flex; flex-direction: column; gap: 8px; }

.entry-history-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    text-decoration: none;
    transition: border-color 0.15s ease;
}

.entry-history-item:hover { border-color: var(--color-primary); }

.entry-info { display: flex; flex-direction: column; gap: 6px; }
.entry-event-title { font-size: 15px; font-weight: 600; color: var(--color-text-primary); }

.entry-meta {
    display: flex;
    gap: 12px;
    font-size: 12px;
    color: var(--color-text-tertiary);
    align-items: center;
}

.entry-category { font-size: 11px; color: var(--color-text-tertiary); }
.entry-arrow { color: var(--color-text-tertiary); font-size: 16px; }

.entry-status-badge {
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 500;
}

.entry-status-badge--active { background: rgba(139, 92, 246, 0.15); color: var(--color-primary); }
.entry-status-badge--closed { background: rgba(251, 146, 60, 0.15); color: #fb923c; }
.entry-status-badge--resolved { background: rgba(34, 197, 94, 0.15); color: #22c55e; }
.entry-status-badge--draft { background: rgba(161, 161, 170, 0.15); color: var(--color-text-secondary); }

/* フィルタータブ */
.filter-tabs {
    display: flex;
    gap: 0;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--color-border);
}

.filter-tab {
    padding: 10px 16px;
    color: var(--color-text-secondary);
    text-decoration: none;
    border-bottom: 2px solid transparent;
    font-size: 14px;
    transition: color 0.15s ease, border-color 0.15s ease;
}

.filter-tab:hover { color: var(--color-text-primary); }
.filter-tab.active { color: var(--color-primary); border-bottom-color: var(--color-primary); }

/* 結果カード */
.results-list { display: flex; flex-direction: column; gap: 20px; }

.result-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 24px;
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
}

.result-event-title { font-size: 16px; font-weight: 600; color: var(--color-text-primary); }
.result-meta { font-size: 12px; color: var(--color-text-tertiary); margin-top: 4px; }

.match-score { text-align: center; }
.match-score-value { font-size: 36px; font-weight: 700; color: var(--color-primary); }
.match-score-label { font-size: 11px; color: var(--color-text-tertiary); }

/* 結果比較テーブル */
.result-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.result-table th {
    text-align: left;
    padding: 8px 12px;
    font-size: 11px;
    color: var(--color-text-tertiary);
    font-weight: 500;
    border-bottom: 1px solid var(--color-border);
}

.result-table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--color-border-subtle);
    color: var(--color-text-secondary);
}

.result-table tr:last-child td { border-bottom: none; }
.result-q-title { color: var(--color-text-primary); font-weight: 500; }
.result-value { text-align: center; }
.result-diff { text-align: center; }

.diff-perfect { color: #22c55e; font-weight: 700; }
.diff-close { color: #fb923c; }
.diff-far { color: var(--color-text-tertiary); }
.badge-outofrange { background: rgba(251, 146, 60, 0.15); color: #fb923c; padding: 2px 6px; border-radius: 4px; font-size: 11px; }

/* ポイント履歴 */
.points-balance-card {
    background: linear-gradient(135deg, var(--color-bg-card), rgba(139, 92, 246, 0.08));
    border: 1px solid var(--color-primary);
    border-radius: 12px;
    padding: 24px;
    text-align: center;
    margin-bottom: 28px;
}

.points-balance-label { font-size: 13px; color: var(--color-text-secondary); margin-bottom: 4px; }
.points-balance-value { font-size: 32px; font-weight: 700; color: var(--color-text-primary); }

.point-log-list {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    overflow: hidden;
}

.point-log-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    border-bottom: 1px solid var(--color-border-subtle);
}

.point-log-item:last-child { border-bottom: none; }
.point-log-icon { font-size: 20px; flex-shrink: 0; }
.point-log-info { flex: 1; min-width: 0; }
.point-log-desc { font-size: 14px; color: var(--color-text-primary); }
.point-log-time { font-size: 11px; color: var(--color-text-tertiary); margin-top: 2px; }
.point-log-right { text-align: right; flex-shrink: 0; }
.point-balance-after { font-size: 11px; color: var(--color-text-tertiary); margin-top: 2px; }

.point-amount--positive { color: #22c55e; font-weight: 600; font-size: 15px; }
.point-amount--negative { color: #ef4444; font-weight: 600; font-size: 15px; }

/* ナビゲーション: ポイント表示 */
.nav-points {
    font-size: 12px;
    margin-right: 4px;
}

/* ページネーション */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 16px;
    margin-top: 24px;
}

.pagination-info { font-size: 13px; color: var(--color-text-tertiary); }

/* 空状態 */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--color-text-secondary);
}

/* レスポンシブ */
@media (max-width: 640px) {
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .mypage-nav { grid-template-columns: 1fr; }
    .result-header { flex-direction: column; gap: 12px; }
    .match-score { align-self: flex-start; }
    .result-table { font-size: 12px; }
    .result-table th, .result-table td { padding: 6px 8px; }
    .nav-points { display: none; }
}

/* =============================================
   管理画面: ユーザー管理拡張
   ============================================= */

.admin-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.admin-search-form {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
}

.admin-search-input {
    width: 220px;
    padding: 7px 12px !important;
    font-size: 13px !important;
}

.admin-filter-select {
    width: 120px;
    padding: 7px 8px !important;
    font-size: 13px !important;
}

.admin-toolbar-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.admin-count {
    font-size: 13px;
    color: var(--color-text-secondary);
}

.admin-checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
}

.admin-checkbox-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
    accent-color: var(--color-primary);
}

.admin-table-points { white-space: nowrap; }

.points-display {
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-primary);
}

.admin-alert--success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: #22c55e;
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 14px;
}

@media (max-width: 768px) {
    .admin-toolbar { flex-direction: column; align-items: stretch; }
    .admin-search-form { width: 100%; }
    .admin-search-input { flex: 1; width: auto; }
    .admin-toolbar-info { justify-content: space-between; }
}

/* --- 結果入力・抽選 (resolve) --- */

.resolve-header {
    margin-bottom: 24px;
}

.resolve-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-top: 8px;
}

.resolve-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 28px;
}

.resolve-summary-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.resolve-summary-label {
    font-size: 12px;
    color: var(--color-text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.resolve-summary-value {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-primary);
}

.resolve-questions {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 32px;
}

.resolve-question-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    padding: 20px;
}

.resolve-question-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}

.resolve-question-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: var(--color-accent);
    color: #fff;
    border-radius: 50%;
    font-size: 12px;
    font-weight: 600;
    flex-shrink: 0;
}

.resolve-question-title {
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text-primary);
}

.resolve-question-meta {
    font-size: 13px;
    color: var(--color-text-tertiary);
    margin-bottom: 12px;
}

.resolve-question-input {
    margin-top: 8px;
}

.resolve-input-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.resolve-result-input {
    max-width: 180px;
}

.resolve-unit {
    font-size: 14px;
    color: var(--color-text-secondary);
}

.resolve-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
}

.btn-lg {
    padding: 12px 24px;
    font-size: 15px;
}

/* --- 抽選完了 (resolve_done) --- */

.resolve-done-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 12px;
    margin: 24px 0;
}

.resolve-done-stat {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    padding: 16px;
    text-align: center;
}

.resolve-done-stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--color-accent);
}

.resolve-done-stat-label {
    font-size: 12px;
    color: var(--color-text-tertiary);
    margin-top: 4px;
}

.resolve-section-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text-primary);
    margin: 24px 0 12px;
}

.match-score-inline {
    font-weight: 600;
    color: var(--color-accent);
}

/* deadline 表示 */
.admin-table-deadline {
    font-size: 13px;
    white-space: nowrap;
}

.deadline-text {
    color: var(--color-text-secondary);
}

/* 当選/落選バッジ */
.lottery-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.lottery-badge--winner {
    background: rgba(234, 179, 8, 0.15);
    border: 1px solid rgba(234, 179, 8, 0.3);
    color: #eab308;
}

.lottery-badge--loser {
    background: rgba(161, 161, 170, 0.1);
    border: 1px solid rgba(161, 161, 170, 0.2);
    color: var(--color-text-tertiary);
}

.lottery-badge--bonus {
    background: rgba(99, 102, 241, 0.15);
    border: 1px solid rgba(99, 102, 241, 0.3);
    color: #818cf8;
}

@media (max-width: 768px) {
    .resolve-summary { grid-template-columns: 1fr 1fr; }
    .resolve-done-stats { grid-template-columns: 1fr 1fr; }
    .resolve-actions { flex-direction: column; }
    .resolve-actions .btn { width: 100%; text-align: center; }
}