/**
 * Rocket Now RGA - スタイルシート
 * BEM記法 + モバイルファースト
 */

/* ========================================
   CSS Variables (カラー変数)
   ======================================== */
:root {
    --color-primary: #11116B;
    --color-accent: #FF5132;
    --color-sub: #F0F0F0;
    --color-text: #333333;
    --color-text-light: #666666;
    --color-white: #ffffff;
    --color-gray-50: #f9fafb;
    --color-gray-100: #f8f9fa;
    --color-gray-200: #e9ecef;
    --color-gray-300: #dee2e6;
    --color-gray-400: #ced4da;
    --color-gray-500: #adb5bd;
    --color-gray-600: #6c757d;
    --color-gray-700: #495057;
    --color-gray-800: #343a40;
    --color-gray-900: #212529;
    --color-success: #28a745;
    --color-warning: #ffc107;
    --color-danger: #dc3545;

    --font-family: 'Noto Sans JP', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;

    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

    --transition-fast: 150ms ease;
    --transition-normal: 200ms ease;
    --transition-slow: 300ms ease;
    --transition-slower: 500ms ease;

    --border-radius-sm: 0.25rem;
    --border-radius: 0.375rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
    --border-radius-2xl: 1.5rem;
    --border-radius-full: 9999px;
}

/* ========================================
   リセット & ベース
   ======================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-white);
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-normal);
}

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

ul, ol {
    list-style: none;
}

/* ========================================
   ユーティリティ
   ======================================== */
.container {
    max-width: 1152px;
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 640px) {
    .container {
        padding: 0 1.5rem;
    }
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ========================================
   ヘッダー
   ======================================== */
.header {
    position: fixed;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    box-shadow: var(--shadow-sm);
    z-index: 50;
}

.header__inner {
    max-width: 1152px;
    margin: 0 auto;
    padding: 0 1rem;
    height: 4rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

@media (min-width: 640px) {
    .header__inner {
        padding: 0 1.5rem;
    }
}

.header__logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.header__logo-icon {
    width: 2rem;
    height: 2rem;
    background-color: var(--color-primary);
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    flex-shrink: 0;
}

.header__logo-icon i {
    font-size: 1.25rem;
}

.header__logo-text {
    font-weight: 700;
    font-size: var(--font-size-lg);
    letter-spacing: -0.025em;
    color: var(--color-primary);
    line-height: 1.2;
}

@media (min-width: 640px) {
    .header__logo-text {
        font-size: var(--font-size-xl);
    }
}

.header__logo-subtitle {
    display: block;
    font-size: var(--font-size-xs);
    font-weight: 400;
    color: var(--color-gray-500);
}

@media (min-width: 640px) {
    .header__logo-subtitle {
        display: inline;
        font-size: var(--font-size-sm);
        margin-left: 0.25rem;
    }
}

.header__nav {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.header__login-link {
    color: var(--color-primary);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

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

.header__register-btn {
    background-color: var(--color-accent);
    color: var(--color-white);
    font-size: var(--font-size-xs);
    font-weight: 700;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-full);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    white-space: nowrap;
}

@media (min-width: 640px) {
    .header__register-btn {
        font-size: var(--font-size-sm);
        padding: 0.5rem 1.25rem;
    }
}

.header__register-btn:hover {
    background-color: #dc2626;
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

/* ========================================
   ヒーローセクション
   ======================================== */
.hero {
    background-color: var(--color-primary);
    background-image:
        radial-gradient(circle at 10% 20%, rgba(255, 255, 255, 0.05) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(255, 81, 50, 0.1) 0%, transparent 25%);
    color: var(--color-white);
    padding-top: 7rem;
    padding-bottom: 5rem;
    position: relative;
    overflow: hidden;
}

@media (min-width: 1024px) {
    .hero {
        padding-top: 9rem;
        padding-bottom: 8rem;
    }
}

.hero__inner {
    max-width: 1152px;
    margin: 0 auto;
    padding: 0 1rem;
    position: relative;
    z-index: 10;
}

@media (min-width: 640px) {
    .hero__inner {
        padding: 0 1.5rem;
    }
}

.hero__content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3rem;
}

@media (min-width: 1024px) {
    .hero__content {
        flex-direction: row;
        gap: 4rem;
    }
}

.hero__text {
    text-align: center;
}

@media (min-width: 1024px) {
    .hero__text {
        width: 50%;
        text-align: left;
    }
}

.hero__badge {
    display: inline-block;
    background-color: rgba(255, 81, 50, 0.2);
    border: 1px solid rgba(255, 81, 50, 0.4);
    border-radius: var(--border-radius-full);
    padding: 0.25rem 1rem;
    margin-bottom: 1.5rem;
}

.hero__badge-text {
    color: var(--color-accent);
    font-weight: 700;
    font-size: var(--font-size-sm);
    letter-spacing: 0.05em;
}

.hero__title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    word-break: keep-all;
    overflow-wrap: break-word;
    font-feature-settings: "palt" 1;
    text-align: center;
}

@media (min-width: 1024px) {
    .hero__title {
        font-size: var(--font-size-5xl);
    }
}

.hero__title-accent {
    color: var(--color-accent);
}

.hero__description {
    color: rgba(209, 213, 219, 1);
    font-size: var(--font-size-lg);
    margin-bottom: 2rem;
    line-height: 1.75;
    word-break: keep-all;
    overflow-wrap: break-word;
}

.hero__buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    justify-content: center;
}

@media (min-width: 640px) {
    .hero__buttons {
        flex-direction: row;
    }
}

@media (min-width: 1024px) {
    .hero__buttons {
        justify-content: flex-start;
    }
}

/* 報酬アピールバッジ */
.hero__reward-highlight {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border: 2px solid #f59e0b;
    border-radius: var(--border-radius-xl);
    padding: 0.75rem 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 20px rgba(245, 158, 11, 0.3);
    animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 4px 20px rgba(245, 158, 11, 0.3); }
    50% { box-shadow: 0 4px 30px rgba(245, 158, 11, 0.5); }
}

.hero__reward-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: #f59e0b;
    border-radius: 50%;
    color: white;
    font-size: 1.25rem;
}

.hero__reward-text {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0.25rem;
}

.hero__reward-label {
    color: #92400e;
    font-size: var(--font-size-base);
    font-weight: 600;
}

.hero__reward-amount {
    color: #b45309;
    font-size: var(--font-size-2xl);
    font-weight: 900;
    letter-spacing: -0.02em;
}

.hero__reward-suffix {
    color: #b45309;
    font-size: var(--font-size-lg);
    font-weight: 700;
}

@media (min-width: 768px) {
    .hero__reward-highlight {
        padding: 1rem 2rem;
    }

    .hero__reward-icon {
        width: 48px;
        height: 48px;
        font-size: 1.5rem;
    }

    .hero__reward-amount {
        font-size: var(--font-size-3xl);
    }
}

.hero__cta-primary {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background-color: var(--color-accent);
    color: var(--color-white);
    font-size: var(--font-size-lg);
    font-weight: 700;
    padding: 1rem 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
}

.hero__cta-primary:hover {
    background-color: #dc2626;
    box-shadow: var(--shadow-xl);
}

.hero__cta-secondary {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    border: 1px solid rgba(255, 255, 255, 0.3);
    font-size: var(--font-size-lg);
    font-weight: 500;
    padding: 1rem 2rem;
    border-radius: var(--border-radius-lg);
    backdrop-filter: blur(4px);
    transition: all var(--transition-normal);
}

.hero__cta-secondary:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.hero__note {
    margin-top: 1rem;
    font-size: var(--font-size-sm);
    color: rgba(156, 163, 175, 1);
}

/* ヒーローカード（ダッシュボードモック） */
.hero__visual {
    width: 100%;
    max-width: 28rem;
}

@media (min-width: 1024px) {
    .hero__visual {
        width: 50%;
        max-width: none;
    }
}

.hero__card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-2xl);
    padding: 1.5rem;
    box-shadow: var(--shadow-2xl);
    transform: rotate(2deg);
    transition: transform var(--transition-slower);
}

.hero__card:hover {
    transform: rotate(0deg);
}

.hero__card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--color-gray-200);
}

.hero__card-label {
    font-size: var(--font-size-xs);
    color: var(--color-gray-400);
    font-weight: 700;
    text-transform: uppercase;
}

.hero__card-amount {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-primary);
}

.hero__card-status {
    background-color: #dcfce7;
    color: #15803d;
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-xs);
    font-weight: 700;
}

.hero__card-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.hero__card-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.hero__card-item--faded {
    opacity: 0.7;
}

.hero__card-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero__card-icon--blue {
    background-color: #dbeafe;
    color: #2563eb;
}

.hero__card-icon--orange {
    background-color: #ffedd5;
    color: #ea580c;
}

.hero__card-icon i {
    font-size: 1.25rem;
}

.hero__card-info {
    flex: 1;
}

.hero__card-store {
    font-weight: 700;
    font-size: var(--font-size-sm);
    color: var(--color-gray-800);
}

.hero__card-date {
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
}

.hero__card-reward {
    font-weight: 700;
    color: var(--color-accent);
}

.hero__card-pending {
    font-weight: 700;
    color: var(--color-gray-400);
}

.hero__card-footer {
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-gray-200);
    text-align: center;
}

.hero__card-footer-text {
    font-size: var(--font-size-sm);
    color: var(--color-primary);
    font-weight: 700;
}

/* ヒーロー装飾要素 */
.hero__decoration {
    position: absolute;
    border-radius: var(--border-radius-full);
    filter: blur(48px);
}

.hero__decoration--top {
    top: 0;
    right: 0;
    width: 16rem;
    height: 16rem;
    background-color: var(--color-accent);
    opacity: 0.1;
    transform: translate(50%, -50%);
}

.hero__decoration--bottom {
    bottom: 0;
    left: 0;
    width: 24rem;
    height: 24rem;
    background-color: #3b82f6;
    opacity: 0.1;
    transform: translate(-50%, 50%);
}

/* ========================================
   メリットセクション
   ======================================== */
.merits {
    padding: 5rem 0;
    background-color: var(--color-sub);
}

.merits__inner {
    max-width: 1152px;
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 640px) {
    .merits__inner {
        padding: 0 1.5rem;
    }
}

.merits__header {
    text-align: center;
    margin-bottom: 4rem;
}

.merits__label {
    color: var(--color-accent);
    font-weight: 700;
    letter-spacing: 0.1em;
    font-size: var(--font-size-sm);
}

.merits__title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-primary);
    margin-top: 0.5rem;
}

.merits__divider {
    width: 4rem;
    height: 0.25rem;
    background-color: var(--color-accent);
    margin: 1rem auto 0;
    border-radius: var(--border-radius-full);
}

.merits__description {
    color: var(--color-text-light);
    margin-top: 1rem;
    max-width: 42rem;
    margin-left: auto;
    margin-right: auto;
}

.merits__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .merits__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.merit-card {
    background-color: var(--color-white);
    padding: 2rem;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: box-shadow var(--transition-normal);
}

.merit-card:hover {
    box-shadow: var(--shadow-md);
}

.merit-card--featured {
    position: relative;
    overflow: hidden;
    border: 2px solid rgba(255, 81, 50, 0.1);
}

.merit-card__badge {
    position: absolute;
    top: 0;
    right: 0;
    background-color: var(--color-accent);
    color: var(--color-white);
    font-size: var(--font-size-xs);
    font-weight: 700;
    padding: 0.25rem 0.75rem;
    border-bottom-left-radius: var(--border-radius-lg);
}

.merit-card__icon {
    width: 4rem;
    height: 4rem;
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.merit-card__icon--primary {
    background-color: #eff6ff;
    color: var(--color-primary);
}

.merit-card__icon--accent {
    background-color: #fef2f2;
    color: var(--color-accent);
}

.merit-card__icon i {
    font-size: 1.875rem;
}

.merit-card__title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 0.75rem;
}

.merit-card__text {
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
}

/* ========================================
   報酬の流れセクション
   ======================================== */
.flow {
    padding: 5rem 0;
    background-color: var(--color-white);
}

.flow__inner {
    max-width: 56rem;
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 640px) {
    .flow__inner {
        padding: 0 1.5rem;
    }
}

.flow__header {
    text-align: center;
    margin-bottom: 4rem;
}

.flow__label {
    color: var(--color-accent);
    font-weight: 700;
    letter-spacing: 0.1em;
    font-size: var(--font-size-sm);
}

.flow__title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-primary);
    margin-top: 0.5rem;
}

.flow__divider {
    width: 4rem;
    height: 0.25rem;
    background-color: var(--color-accent);
    margin: 1rem auto 0;
    border-radius: var(--border-radius-full);
}

.flow__timeline {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    position: relative;
}

/* タイムラインの縦線 */
.flow__timeline::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 1.25rem;
    width: 2px;
    background: linear-gradient(
        to bottom,
        transparent,
        var(--color-gray-200) 10%,
        var(--color-gray-200) 90%,
        transparent
    );
    transform: translateX(-50%);
}

@media (min-width: 768px) {
    .flow__timeline::before {
        left: 50%;
    }
}

.flow__step {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

@media (min-width: 768px) {
    .flow__step {
        justify-content: normal;
    }

    .flow__step:nth-child(odd) {
        flex-direction: row-reverse;
    }
}

.flow__step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--border-radius-full);
    border: 4px solid var(--color-white);
    background-color: var(--color-primary);
    color: var(--color-white);
    flex-shrink: 0;
    box-shadow: var(--shadow);
    z-index: 10;
    font-weight: 700;
}

@media (min-width: 768px) {
    .flow__step-number {
        order: 1;
    }

    .flow__step:nth-child(odd) .flow__step-number {
        transform: translateX(50%);
    }

    .flow__step:nth-child(even) .flow__step-number {
        transform: translateX(-50%);
    }
}

.flow__step-content {
    width: calc(100% - 4rem);
    background-color: var(--color-white);
    padding: 1.5rem;
    border-radius: var(--border-radius-xl);
    border: 1px solid var(--color-gray-100);
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition-normal);
}

.flow__step-content:hover {
    box-shadow: var(--shadow-md);
}

@media (min-width: 768px) {
    .flow__step-content {
        width: calc(50% - 2.5rem);
    }
}

.flow__step-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.flow__step-icon {
    font-size: var(--font-size-2xl);
    color: var(--color-accent);
}

.flow__step-title {
    font-weight: 700;
    font-size: var(--font-size-lg);
    color: var(--color-primary);
}

.flow__step-text {
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
}

/* ========================================
   ログイン/新規登録セクション
   ======================================== */
.auth-section {
    padding: 5rem 0;
    background-color: var(--color-primary);
    position: relative;
    overflow: hidden;
}

/* 背景パターン */
.auth-section::before {
    content: '';
    position: absolute;
    inset: 0;
    opacity: 0.1;
    background-image: radial-gradient(var(--color-white) 1px, transparent 1px);
    background-size: 20px 20px;
}

.auth-section__inner {
    max-width: 1152px;
    margin: 0 auto;
    padding: 0 1rem;
    position: relative;
    z-index: 10;
}

@media (min-width: 640px) {
    .auth-section__inner {
        padding: 0 1.5rem;
    }
}

.auth-section__grid {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 2rem;
}

@media (min-width: 1024px) {
    .auth-section__grid {
        flex-direction: row;
        gap: 3rem;
    }
}

/* ログインフォーム */
.login-form {
    background-color: var(--color-white);
    border-radius: var(--border-radius-2xl);
    box-shadow: var(--shadow-2xl);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

@media (min-width: 1024px) {
    .login-form {
        width: 41.666667%;
        padding: 2.5rem;
    }
}

.login-form__header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-form__title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.login-form__subtitle {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

.login-form__body {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.login-form__group {
    display: flex;
    flex-direction: column;
}

.login-form__label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 700;
    color: var(--color-gray-700);
    margin-bottom: 0.25rem;
}

.login-form__input-wrapper {
    position: relative;
}

.login-form__input-icon {
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-gray-400);
}

.login-form__input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 2.25rem;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--border-radius-lg);
    outline: none;
    transition: all var(--transition-normal);
}

.login-form__input:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(255, 81, 50, 0.1);
}

.login-form__input::placeholder {
    color: var(--color-gray-400);
}

.login-form__options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: var(--font-size-sm);
}

.login-form__remember {
    display: flex;
    align-items: center;
    cursor: pointer;
}

.login-form__checkbox {
    width: 1rem;
    height: 1rem;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--border-radius-sm);
    accent-color: var(--color-accent);
}

.login-form__checkbox-label {
    margin-left: 0.5rem;
    color: var(--color-gray-600);
}

.login-form__forgot {
    color: var(--color-primary);
}

.login-form__forgot:hover {
    color: var(--color-accent);
}

.login-form__submit {
    width: 100%;
    background-color: var(--color-primary);
    color: var(--color-white);
    font-weight: 700;
    padding: 0.75rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.login-form__submit:hover {
    background-color: #1e3a8a;
    transform: translateY(-2px);
}

/* 新規登録CTA */
.register-cta {
    background: linear-gradient(to bottom right, var(--color-accent), #dc2626);
    border-radius: var(--border-radius-2xl);
    box-shadow: var(--shadow-2xl);
    padding: 2rem;
    color: var(--color-white);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}

@media (min-width: 1024px) {
    .register-cta {
        width: 58.333333%;
        padding: 2.5rem;
    }
}

.register-cta__content {
    position: relative;
    z-index: 10;
}

.register-cta__badge {
    display: inline-block;
    background-color: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(4px);
    padding: 0.25rem 1rem;
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-sm);
    font-weight: 700;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.register-cta__title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin-bottom: 1rem;
    word-break: keep-all;
    overflow-wrap: break-word;
}

@media (min-width: 1024px) {
    .register-cta__title {
        font-size: var(--font-size-4xl);
    }
}

.register-cta__description {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.75;
    word-break: break-word;
    overflow-wrap: break-word;
}

.register-cta__button {
    display: inline-block;
    width: 100%;
    background-color: var(--color-white);
    color: var(--color-accent);
    font-size: var(--font-size-lg);
    font-weight: 700;
    padding: 1rem 2.5rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
    margin-bottom: 1rem;
}

@media (min-width: 640px) {
    .register-cta__button {
        width: auto;
    }
}

.register-cta__button:hover {
    background-color: var(--color-gray-100);
    transform: translateY(-2px);
}

.register-cta__terms {
    font-size: var(--font-size-xs);
    color: rgba(255, 255, 255, 0.7);
    word-break: break-word;
    overflow-wrap: break-word;
    max-width: 100%;
}

.register-cta__terms a {
    text-decoration: underline;
}

.register-cta__terms a:hover {
    color: var(--color-white);
}

/* 新規登録CTA装飾要素 */
.register-cta__decoration {
    position: absolute;
    border-radius: var(--border-radius-full);
    filter: blur(32px);
}

.register-cta__decoration--top {
    top: -50px;
    right: -50px;
    width: 12rem;
    height: 12rem;
    background-color: var(--color-white);
    opacity: 0.1;
}

.register-cta__decoration--bottom {
    bottom: -30px;
    left: -30px;
    width: 8rem;
    height: 8rem;
    background-color: #facc15;
    opacity: 0.2;
}

/* ========================================
   フッター
   ======================================== */
.footer {
    background-color: var(--color-gray-900);
    color: var(--color-white);
    padding: 3rem 0;
    border-top: 1px solid var(--color-gray-800);
}

.footer__inner {
    max-width: 1152px;
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 640px) {
    .footer__inner {
        padding: 0 1.5rem;
    }
}

.footer__content {
    display: flex;
    flex-direction: column;
    align-items: center;
}

@media (min-width: 768px) {
    .footer__content {
        flex-direction: row;
        justify-content: space-between;
    }
}

.footer__brand {
    margin-bottom: 1.5rem;
    text-align: center;
}

@media (min-width: 768px) {
    .footer__brand {
        margin-bottom: 0;
        text-align: left;
    }
}

.footer__logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

@media (min-width: 768px) {
    .footer__logo {
        justify-content: flex-start;
    }
}

.footer__logo-icon {
    font-size: var(--font-size-2xl);
    color: var(--color-accent);
}

.footer__logo-text {
    font-weight: 700;
    font-size: var(--font-size-xl);
}

.footer__tagline {
    color: var(--color-gray-400);
    font-size: var(--font-size-sm);
}

.footer__nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
}

.footer__nav a:hover {
    color: var(--color-white);
}

.footer__bottom {
    border-top: 1px solid var(--color-gray-800);
    margin-top: 2rem;
    padding-top: 2rem;
    text-align: center;
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
}

/* ========================================
   共通ボタン
   ======================================== */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-size: var(--font-size-base);
    font-weight: 600;
    text-align: center;
    border-radius: var(--border-radius-md);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.btn:hover {
    text-decoration: none;
}

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

.btn-primary:hover {
    background-color: #dc2626;
    border-color: #dc2626;
}

.btn-secondary {
    background-color: var(--color-white);
    color: var(--color-accent);
    border-color: var(--color-accent);
}

.btn-secondary:hover {
    background-color: var(--color-accent);
    color: var(--color-white);
}

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

.btn-outline:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: var(--font-size-lg);
}

.btn-block {
    display: block;
    width: 100%;
}

/* ========================================
   フォーム（共通）
   ======================================== */
.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.375rem;
    font-weight: 500;
    color: var(--color-gray-700);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: var(--font-size-base);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--border-radius-md);
    transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(255, 81, 50, 0.1);
}

.form-group.error input,
.form-group.error select,
.form-group.error textarea {
    border-color: var(--color-danger);
}

.form-error {
    color: var(--color-danger);
    font-size: var(--font-size-sm);
    margin-top: 0.25rem;
}

/* ========================================
   アラート
   ======================================== */
.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--border-radius-md);
    margin-bottom: 1.25rem;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.alert-warning {
    background-color: #fff3cd;
    color: #856404;
    border: 1px solid #ffeeba;
}

.alert-info {
    background-color: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

/* ========================================
   カード（共通）
   ======================================== */
.card {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.card-header {
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--color-gray-200);
}

.card-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-primary);
}

/* ========================================
   テーブル
   ======================================== */
.table-responsive {
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--color-gray-200);
}

.table th {
    background: var(--color-gray-100);
    font-weight: 600;
    color: var(--color-gray-700);
}

.table tbody tr:hover {
    background: var(--color-gray-100);
}

/* ========================================
   バッジ
   ======================================== */
.badge {
    display: inline-block;
    padding: 0.25rem 0.625rem;
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: var(--border-radius-full);
}

.badge-primary {
    background: var(--color-accent);
    color: var(--color-white);
}

.badge-success {
    background: var(--color-success);
    color: var(--color-white);
}

.badge-warning {
    background: var(--color-warning);
    color: var(--color-text);
}

.badge-danger {
    background: var(--color-danger);
    color: var(--color-white);
}

.badge-secondary {
    background: var(--color-gray-600);
    color: var(--color-white);
}

/* ========================================
   ページネーション
   ======================================== */
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 2rem;
}

.pagination a,
.pagination span {
    padding: 0.5rem 0.875rem;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--border-radius);
    color: var(--color-text);
    transition: all var(--transition-normal);
}

.pagination a:hover {
    background: var(--color-gray-100);
    text-decoration: none;
}

.pagination .active {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-white);
}

/* ========================================
   サイドバーレイアウト（マイページ/管理画面）
   ======================================== */
.app-layout {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 250px;
    background: #1e293b;
    color: var(--color-white);
    padding: 1.25rem 0;
    flex-shrink: 0;
}

.sidebar-logo {
    padding: 0 1.25rem 1.25rem;
    border-bottom: 1px solid #334155;
    margin-bottom: 1.25rem;
}

.sidebar-nav a {
    display: block;
    padding: 0.75rem 1.25rem;
    color: #cbd5e1;
    transition: background var(--transition-normal);
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
    background: #334155;
    text-decoration: none;
}

.main-content {
    flex: 1;
    padding: 1.875rem;
    background: var(--color-gray-100);
}

.page-header {
    margin-bottom: 1.875rem;
}

.page-title {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--color-primary);
}

/* ========================================
   統計カード
   ======================================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
        gap: 1.25rem;
        margin-bottom: 1.875rem;
    }
}

.stat-card {
    background: var(--color-white);
    padding: 1rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    text-align: center;
}

@media (min-width: 768px) {
    .stat-card {
        padding: 1.5rem;
    }
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-accent);
}

@media (min-width: 768px) {
    .stat-value {
        font-size: 2rem;
    }
}

.stat-label {
    color: var(--color-text-light);
    margin-top: 0.25rem;
    font-size: var(--font-size-sm);
}

@media (min-width: 768px) {
    .stat-label {
        margin-top: 0.5rem;
        font-size: var(--font-size-base);
    }
}

/* プライマリカラーのstat-card（振込可能額用） */
.stat-card--primary {
    background: linear-gradient(135deg, var(--color-primary), #2d2d8b);
    color: var(--color-white);
}

.stat-card--primary .stat-value {
    color: var(--color-white);
}

.stat-card--primary .stat-label {
    color: rgba(255, 255, 255, 0.8);
}

/* ========================================
   モバイルヘッダー
   ======================================== */
.mobile-header {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 56px;
    background: #1e293b;
    color: var(--color-white);
    padding: 0 1rem;
    align-items: center;
    justify-content: space-between;
    z-index: 999;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.mobile-menu-btn {
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    color: var(--color-white);
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-md);
    transition: background var(--transition-normal);
}

.mobile-menu-btn:hover {
    background: #334155;
}

.mobile-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-white);
    text-decoration: none;
    font-weight: 700;
}

.mobile-logo i {
    color: var(--color-accent);
    font-size: 1.25rem;
}

.mobile-logout {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    border-radius: var(--border-radius-md);
    transition: background var(--transition-normal);
}

.mobile-logout:hover {
    background: #334155;
    text-decoration: none;
}

.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
}

.sidebar-overlay.active {
    display: block;
}

/* ========================================
   レスポンシブ
   ======================================== */
@media (max-width: 768px) {
    .mobile-header {
        display: flex;
    }

    .sidebar {
        position: fixed;
        left: -250px;
        top: 56px;
        height: calc(100% - 56px);
        z-index: 1000;
        transition: left var(--transition-slow);
    }

    .sidebar.open {
        left: 0;
    }

    .main-content {
        padding: 1.25rem;
        margin-top: 56px;
    }
}

/* ========================================
   年月区切り（振込履歴など）
   ======================================== */
.year-month-divider td {
    background: var(--color-gray-100);
    font-weight: 600;
    color: var(--color-primary);
    padding: 0.5rem 1rem;
    font-size: var(--font-size-sm);
    border-bottom: 2px solid var(--color-gray-200);
}

/* ========================================
   紹介素材ページ
   ======================================== */

/* 紹介コード表示 */
.referral-code-display {
    background: var(--color-gray-100);
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius-lg);
    font-family: monospace;
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: 0.1em;
}

/* 紹介リンクボックス */
.referral-link-box {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--color-gray-100);
    padding: 1rem;
    border-radius: var(--border-radius-md);
    flex-wrap: wrap;
}

.referral-link-box code {
    flex: 1;
    min-width: 200px;
    word-break: break-all;
    font-size: var(--font-size-sm);
    color: var(--color-text);
}

/* バナーグリッド */
.banner-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .banner-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1200px) {
    .banner-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* バナーアイテム */
.banner-item {
    background: var(--color-gray-100);
    border-radius: var(--border-radius-lg);
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* バナープレビュー */
.banner-preview {
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--border-radius-md);
    padding: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100px;
}

.banner-preview img {
    max-width: 100%;
    height: auto;
}

/* バナー情報 */
.banner-info {
    text-align: center;
}

.banner-name {
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.25rem;
}

.banner-size {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

/* バナーコード */
.banner-code {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.banner-textarea {
    width: 100%;
    min-height: 60px;
    padding: 0.5rem;
    font-size: var(--font-size-xs);
    font-family: monospace;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--border-radius-sm);
    resize: vertical;
    background: var(--color-white);
}

/* ユーティリティ */
.text-muted {
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
}

/* 小さいボタン */
.btn-sm {
    padding: 0.5rem 1rem;
    font-size: var(--font-size-sm);
}

/* ========================================
   フィルターフォーム
   ======================================== */
.filter-form {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

@media (min-width: 768px) {
    .filter-form {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 1rem;
        align-items: flex-end;
    }
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
    width: 100%;
}

@media (min-width: 768px) {
    .filter-group {
        width: auto;
    }
}

.filter-group label {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-gray-700);
}

.filter-select {
    padding: 0.625rem 2rem 0.625rem 0.75rem;
    font-size: var(--font-size-sm);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--border-radius-md);
    background-color: var(--color-white);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236c757d' d='M6 8.5L1 3.5h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    appearance: none;
    cursor: pointer;
    width: 100%;
    transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

@media (min-width: 768px) {
    .filter-select {
        font-size: var(--font-size-base);
        min-width: 150px;
        width: auto;
    }
}

.filter-select:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(255, 81, 50, 0.1);
}

/* ========================================
   データテーブル（成果一覧用）
   ======================================== */
.data-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 600px;
}

.data-table th,
.data-table td {
    padding: 0.75rem 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--color-gray-200);
    font-size: var(--font-size-sm);
}

@media (min-width: 768px) {
    .data-table th,
    .data-table td {
        padding: 0.875rem 1rem;
        font-size: var(--font-size-base);
    }
}

.data-table th {
    background: var(--color-gray-100);
    font-weight: 600;
    font-size: var(--font-size-sm);
    color: var(--color-gray-700);
    white-space: nowrap;
}

.data-table tbody tr {
    transition: background-color var(--transition-normal);
}

.data-table tbody tr:hover {
    background: var(--color-gray-100);
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

/* ========================================
   ページネーション（拡張）
   ======================================== */
.pagination-link {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1rem;
    font-size: var(--font-size-sm);
    color: var(--color-primary);
    background: var(--color-white);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--border-radius);
    text-decoration: none;
    transition: all var(--transition-normal);
}

.pagination-link:hover {
    background: var(--color-gray-100);
    border-color: var(--color-primary);
    text-decoration: none;
}

.pagination-info {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1rem;
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

/* ========================================
   バッジ（追加）
   ======================================== */
.badge-info {
    background: #17a2b8;
    color: var(--color-white);
}

/* ========================================
   振込申請ページ
   ======================================== */

/* 振込可能額表示 */
.withdraw-balance {
    text-align: center;
    padding: 1rem 0;
}

.withdraw-balance__amount {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--color-accent);
}

/* 金額入力フィールド */
.input-with-unit {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.input-with-unit .form-input {
    flex: 1;
    max-width: 200px;
}

.input-unit {
    font-size: var(--font-size-lg);
    font-weight: 500;
    color: var(--color-text-light);
}

/* フォームヒント */
.form-hint {
    font-size: var(--font-size-xs);
    color: var(--color-text-light);
    margin-top: 0.375rem;
}

/* フォームラベル */
.form-label {
    display: block;
    margin-bottom: 0.375rem;
    font-weight: 500;
    color: var(--color-gray-700);
}

/* フォームインプット */
.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: var(--font-size-base);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--border-radius-md);
    transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(255, 81, 50, 0.1);
}

/* 振込計算表示 */
.withdraw-calc {
    background: var(--color-gray-100);
    border-radius: var(--border-radius-md);
    padding: 1rem;
    margin: 1.5rem 0;
}

.withdraw-calc__row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

.withdraw-calc__row:not(:last-child) {
    border-bottom: 1px dashed var(--color-gray-300);
}

.withdraw-calc__row--total {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-primary);
    padding-top: 0.75rem;
    margin-top: 0.25rem;
}

/* 振込先口座表示 */
.withdraw-bank {
    background: var(--color-gray-50);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--border-radius-md);
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.withdraw-bank__title {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-light);
    margin-bottom: 0.75rem;
}

.withdraw-bank__info {
    font-size: var(--font-size-base);
    color: var(--color-text);
    line-height: 1.6;
}

.withdraw-bank__info p {
    margin: 0.25rem 0;
}

/* グレー背景用 */
.color-gray-50 {
    background-color: var(--color-gray-50);
}

/* ========================================
   アカウント設定ページ
   ======================================== */

.settings-section {
    margin-bottom: 1.5rem;
}

.form-row {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.form-row .form-group {
    flex: 1;
    min-width: 200px;
}

.required {
    color: var(--color-danger);
    font-weight: 600;
}

.checkbox-group {
    margin-bottom: 0.75rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: var(--font-size-base);
    color: var(--color-text);
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--color-primary);
    cursor: pointer;
}

.checkbox-label span {
    user-select: none;
}

/* ========================================
   ランクバッジ
   ======================================== */
.rank-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-full);
    font-weight: 600;
    font-size: var(--font-size-sm);
}

.rank-badge__icon {
    font-size: 1.25rem;
}

.rank-badge--regular {
    background: linear-gradient(135deg, #e0e0e0 0%, #bdbdbd 100%);
    color: #424242;
}

.rank-badge--bronze {
    background: linear-gradient(135deg, #d4a574 0%, #b8860b 100%);
    color: #fff;
    text-shadow: 0 1px 2px rgba(0,0,0,0.2);
}

.rank-badge--silver {
    background: linear-gradient(135deg, #e8e8e8 0%, #a8a8a8 100%);
    color: #333;
    border: 1px solid #c0c0c0;
}

.rank-badge--gold {
    background: linear-gradient(135deg, #ffd700 0%, #daa520 100%);
    color: #5d4e00;
    text-shadow: 0 1px 2px rgba(255,255,255,0.5);
    box-shadow: 0 2px 8px rgba(218, 165, 32, 0.4);
}

/* ランクカード */
.rank-card {
    background: linear-gradient(135deg, var(--color-primary) 0%, #1a1a8f 100%);
    border-radius: var(--border-radius-xl);
    padding: 1.5rem;
    color: #fff;
    position: relative;
    overflow: hidden;
}

.rank-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -30%;
    width: 200px;
    height: 200px;
    background: rgba(255,255,255,0.05);
    border-radius: 50%;
}

.rank-card__header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.rank-card__title {
    font-size: var(--font-size-sm);
    opacity: 0.8;
    margin-bottom: 0.25rem;
}

.rank-card__name {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.rank-card__icon {
    font-size: 2rem;
}

.rank-card__icon--regular {
    color: #bdbdbd;
}

.rank-card__icon--bronze {
    color: #d4a574;
}

.rank-card__icon--silver {
    color: #c0c0c0;
}

.rank-card__icon--gold {
    color: #ffd700;
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
}

.rank-card__progress {
    margin-top: 1rem;
}

.rank-card__progress-label {
    font-size: var(--font-size-xs);
    opacity: 0.8;
    margin-bottom: 0.5rem;
}

.rank-card__progress-bar {
    height: 6px;
    background: rgba(255,255,255,0.2);
    border-radius: var(--border-radius-full);
    overflow: hidden;
}

.rank-card__progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #FF5132, #FF8B6B);
    border-radius: var(--border-radius-full);
    transition: width 0.5s ease;
}

.rank-card__next {
    font-size: var(--font-size-xs);
    opacity: 0.7;
    margin-top: 0.5rem;
}

/* ========================================
   設定メニュー
   ======================================== */
.settings-menu {
    display: flex;
    flex-direction: column;
}

.settings-menu__item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    color: var(--color-text);
    text-decoration: none;
    border-bottom: 1px solid var(--color-gray-200);
    transition: background var(--transition-normal);
}

.settings-menu__item:last-child {
    border-bottom: none;
}

.settings-menu__item:hover {
    background: var(--color-gray-100);
}

.settings-menu__item i:first-child {
    font-size: 1.25rem;
    color: var(--color-primary);
    width: 1.5rem;
    text-align: center;
}

.settings-menu__item span {
    flex: 1;
    font-size: var(--font-size-base);
}

.settings-menu__arrow {
    color: var(--color-gray-400);
    font-size: 1rem;
}