/**
 * 共通スタイル
 *
 * CSS変数・リセット・ベーススタイル・タイポグラフィ
 */

/* ============================================================
   CSS変数
   ============================================================ */
:root {
    /* カラー — メイン */
    --color-primary: #1A6FC4;
    --color-primary-light: #3D8DE0;
    --color-primary-dark: #0D4F8C;

    /* カラー — アクセント */
    --color-accent: #FF8B2D;
    --color-accent-light: #FFB06B;
    --color-accent-dark: #E06F10;
    --color-accent-green: #2DBE6E;
    --color-accent-green-light: #5DD898;
    --color-accent-yellow: #FFD84D;

    /* カラー — 背景 */
    --color-bg: #FFFFFF;
    --color-bg-light: #F7F9FC;
    --color-bg-warm: #FFF8F0;
    --color-bg-green: #F0FAF4;
    --color-bg-blue: #EEF4FB;
    --color-bg-dark: #1E2A3A;

    /* カラー — テキスト・ボーダー */
    --color-text: #2C3E50;
    --color-text-light: #6B7C93;
    --color-text-white: #FFFFFF;
    --color-border: #E2E8F0;
    --color-success: #28A745;
    --color-warning: #FFC107;

    /* フォント */
    --font-family-base: 'BIZ UDPGothic', 'Meiryo UI', Meiryo, 'Hiragino Sans', 'Noto Sans JP', '游ゴシック体', 'Yu Gothic', YuGothic, sans-serif;
    --font-family-en: 'Poppins', sans-serif;

    /* スペーシング */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --spacing-xxl: 8rem;

    /* レイアウト */
    --max-width: 1200px;
    --header-height: 80px;
    --header-height-sp: 60px;

    /* エフェクト */
    --transition-base: 0.3s ease;
    --transition-pop: 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    --transition-smooth: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 2px 12px rgba(26, 111, 196, 0.06);
    --shadow-md: 0 6px 24px rgba(26, 111, 196, 0.10);
    --shadow-lg: 0 12px 40px rgba(26, 111, 196, 0.14);
    --shadow-pop: 0 8px 30px rgba(255, 139, 45, 0.15);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 9999px;
}

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

html {
    font-size: 17px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-family-base);
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    vertical-align: middle;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-base);
}

a:hover {
    color: var(--color-primary-light);
}

a:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

ul, ol {
    list-style: none;
}

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

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

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

/* ============================================================
   タイポグラフィ
   ============================================================ */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.4;
    color: var(--color-text);
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.875rem; }
h3 { font-size: 1.625rem; }
h4 { font-size: 1.375rem; }
h5 { font-size: 1.1875rem; }
h6 { font-size: 1.0625rem; }

p {
    margin-bottom: 1em;
}

p:last-child {
    margin-bottom: 0;
}

strong {
    font-weight: 700;
}

small {
    font-size: 0.875rem;
}

/* ============================================================
   レイアウト共通
   ============================================================ */
.l-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.l-main {
    flex: 1;
}

.l-content {
    padding: var(--spacing-lg) 0;
}

.l-content__inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.l-content__inner--with-sidebar {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

/* ============================================================
   共通コンポーネント - ボタン
   ============================================================ */
.c-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5em;
    padding: 0.875em 2em;
    font-size: 1rem;
    font-weight: 700;
    line-height: 1;
    letter-spacing: 0.03em;
    border-radius: var(--radius-xl);
    transition: all var(--transition-pop);
    text-decoration: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.c-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
    z-index: -1;
}

.c-button:hover::before {
    left: 100%;
}

.c-button--primary::after {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: inherit;
    background: linear-gradient(135deg, var(--color-accent-yellow), var(--color-accent), var(--color-primary), var(--color-accent-green));
    background-size: 300% 300%;
    animation: gradient-shift 4s ease infinite;
    z-index: -2;
    opacity: 0;
    transition: opacity var(--transition-pop);
}

.c-button--primary:hover::after {
    opacity: 1;
}

.c-button:hover {
    transform: translateY(-3px) rotate(-0.5deg);
    box-shadow: var(--shadow-pop);
}

.c-button:active {
    transform: translateY(-1px);
}

.c-button--primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: var(--color-text-white);
    border: none;
}

.c-button--primary:hover {
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
    color: var(--color-text-white);
}

.c-button--accent {
    background: linear-gradient(135deg, var(--color-accent-dark), var(--color-accent));
    color: var(--color-text-white);
    border: none;
}

.c-button--accent:hover {
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    color: var(--color-text-white);
}

.c-button--outline {
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.c-button--outline:hover {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-color: transparent;
    color: var(--color-text-white);
}

.c-button--large {
    padding: 1.125em 3em;
    font-size: 1.125rem;
}

.c-button--small {
    padding: 0.625em 1.5em;
    font-size: 0.875rem;
}

.c-button__arrow {
    transition: transform var(--transition-pop);
}

.c-button:hover .c-button__arrow {
    transform: translateX(6px);
}

/* ============================================================
   共通コンポーネント - セクション見出し
   ============================================================ */
.c-section-heading {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.c-section-heading__en {
    display: block;
    font-family: var(--font-family-en);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-primary);
    opacity: 0.07;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    line-height: 1;
    margin-bottom: -1.2rem;
    position: relative;
    z-index: 0;
    user-select: none;
}

.c-section-heading__ja {
    display: inline-block;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-text);
    position: relative;
    z-index: 1;
}

.c-section-heading__ja::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    margin: 0.6rem auto 0;
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-yellow));
    border-radius: 2px;
}

.c-section-heading::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
    z-index: 0;
    pointer-events: none;
}

.c-section-heading--white .c-section-heading__en {
    color: var(--color-accent-light);
    opacity: 0.15;
}

.c-section-heading--white .c-section-heading__ja {
    color: var(--color-text-white);
}

.c-section-heading--white .c-section-heading__ja::after {
    background: linear-gradient(90deg, var(--color-accent-yellow), var(--color-accent-light));
}

/* ============================================================
   共通コンポーネント - コンテンツ見出し
   ============================================================ */
.c-heading {
    position: relative;
    padding-bottom: 0.75rem;
    margin-bottom: var(--spacing-md);
}

.c-heading::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 4rem;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    border-radius: 2px;
}

.c-heading--lv2 {
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.4;
}

.c-heading--lv3 {
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.4;
}

/* ============================================================
   共通コンポーネント - カード
   ============================================================ */
.c-card {
    background-color: var(--color-bg);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0, 0, 0, 0.04);
    transition: box-shadow var(--transition-pop), transform var(--transition-pop);
}

.c-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-8px) scale(1.01);
}

.c-card__image {
    overflow: hidden;
    aspect-ratio: 640 / 420;
}

.c-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.c-card:hover .c-card__image img {
    transform: scale(1.08);
}

.c-card__body {
    padding: var(--spacing-sm);
}

.c-card__date {
    display: inline-block;
    font-family: var(--font-family-en);
    font-size: 0.8125rem;
    color: var(--color-text-light);
    margin-bottom: 0.25rem;
}

.c-card__category {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-text-white);
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    padding: 0.2em 1em;
    border-radius: var(--radius-xl);
    margin-left: 0.5em;
}

.c-card__title {
    font-size: 1.125rem;
    font-weight: 700;
    margin: 0.5rem 0;
    line-height: 1.5;
}

.c-card__title a {
    color: var(--color-text);
    text-decoration: none;
}

.c-card__title a:hover {
    color: var(--color-primary);
}

.c-card__excerpt {
    font-size: 0.875rem;
    color: var(--color-text-light);
    line-height: 1.7;
}

/* ============================================================
   共通コンポーネント - テーブル
   ============================================================ */
.c-table {
    width: 100%;
    border-collapse: collapse;
}

.c-table th,
.c-table td {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--color-border);
    text-align: left;
    vertical-align: top;
}

.c-table th {
    font-weight: 700;
    background-color: var(--color-bg-light);
    white-space: nowrap;
    width: 30%;
}

.c-table tr:last-child th,
.c-table tr:last-child td {
    border-bottom: none;
}

/* ============================================================
   共通コンポーネント - ウィジェット
   ============================================================ */
.c-widget {
    margin-bottom: var(--spacing-md);
}

.c-widget__title {
    font-size: 1rem;
    font-weight: 700;
    padding-bottom: 0.75rem;
    margin-bottom: 1rem;
    border-bottom: 2px solid var(--color-primary);
}

/* ============================================================
   ユーティリティ
   ============================================================ */
.u-visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.u-text-center {
    text-align: center;
}

.u-sp-only {
    display: block;
}

.u-pc-only {
    display: none;
}

/* ============================================================
   スクロールアニメーション
   ============================================================ */
.js-scroll-fade {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.js-scroll-fade.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.js-scroll-fade:nth-child(even) {
    transform: translateY(30px) rotate(0.5deg);
}

.js-scroll-fade:nth-child(even).is-visible {
    transform: translateY(0) rotate(0deg);
}

/* ============================================================
   CTA セクション
   ============================================================ */
.c-cta {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--color-bg-warm), var(--color-bg-blue), var(--color-bg-green));
    background-size: 300% 300%;
    animation: gradient-shift 12s ease infinite;
    position: relative;
    overflow: hidden;
}

.c-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent), var(--color-accent-green), var(--color-accent-yellow));
    background-size: 300% 100%;
    animation: gradient-shift 4s ease infinite;
}

.c-cta::after {
    content: '';
    position: absolute;
    bottom: -100px;
    right: -100px;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, var(--color-accent-yellow) 0%, transparent 70%);
    opacity: 0.1;
    border-radius: 50%;
    animation: pulse-glow 5s ease-in-out infinite;
    pointer-events: none;
}

.c-cta__inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.c-cta__content {
    text-align: center;
}

.c-cta__title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.c-cta__text {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

.c-cta__actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.c-cta__tel {
    text-align: center;
}

.c-cta__tel-label {
    display: block;
    font-size: 0.8125rem;
    color: var(--color-text-light);
    margin-bottom: 0.25rem;
}

.c-cta__tel-number {
    display: block;
    font-family: var(--font-family-en);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    text-decoration: none;
}

.c-cta__tel-hours {
    display: block;
    font-size: 0.75rem;
    color: var(--color-text-light);
    margin-top: 0.25rem;
}

/* ============================================================
   ページヘッダー
   ============================================================ */
.c-page-header {
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary), var(--color-primary-light));
    background-size: 200% 200%;
    animation: gradient-shift 8s ease infinite;
    padding: var(--spacing-lg) 0;
    position: relative;
    overflow: hidden;
}

.c-page-header::before {
    content: '';
    position: absolute;
    top: -80px;
    left: -80px;
    width: 250px;
    height: 250px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    animation: float 6s ease-in-out infinite;
    pointer-events: none;
}

.c-page-header::after {
    content: '';
    position: absolute;
    bottom: -60px;
    right: -60px;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    animation: float 8s ease-in-out infinite reverse;
    pointer-events: none;
}

.c-page-header__inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
    text-align: center;
}

.c-page-header__subtitle {
    display: block;
    font-family: var(--font-family-en);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-accent-light);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.c-page-header__title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-text-white);
}

/* ============================================================
   パンくず
   ============================================================ */
.c-breadcrumb {
    padding: 1rem 0;
    font-size: 0.8125rem;
}

.c-breadcrumb__list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.25rem;
}

.c-breadcrumb__item::after {
    content: '>';
    margin-left: 0.5rem;
    color: var(--color-text-light);
}

.c-breadcrumb__item:last-child::after {
    content: none;
}

.c-breadcrumb__link {
    color: var(--color-primary);
}

.c-breadcrumb__item--current {
    color: var(--color-text-light);
}

/* ============================================================
   ページネーション
   ============================================================ */
.c-pagination {
    padding: var(--spacing-md) 0;
    text-align: center;
}

.c-pagination__list {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.25rem;
    flex-wrap: wrap;
}

.c-pagination__item a,
.c-pagination__item span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 0.5rem;
    font-size: 0.875rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition-pop);
}

.c-pagination__item a {
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.c-pagination__item a:hover {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-text-white);
}

.c-pagination__item .current {
    background-color: var(--color-primary);
    border: 1px solid var(--color-primary);
    color: var(--color-text-white);
}

/* ============================================================
   SNSシェア
   ============================================================ */
.c-sns-share {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: var(--spacing-sm) 0;
}

.c-sns-share__label {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-text-light);
}

.c-sns-share__list {
    display: flex;
    gap: 0.5rem;
}

.c-sns-share__link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 50%;
    color: var(--color-text-white);
    transition: all var(--transition-pop);
}

.c-sns-share__link:hover {
    opacity: 0.85;
    transform: translateY(-2px);
    color: var(--color-text-white);
}

.c-sns-share__link--x {
    background-color: #000000;
}

.c-sns-share__link--facebook {
    background-color: #1877F2;
}

.c-sns-share__link--line {
    background-color: #06C755;
}

/* ============================================================
   装飾アニメーション
   ============================================================ */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

@keyframes pulse-glow {
    0%, 100% { opacity: 0.15; transform: scale(1); }
    50% { opacity: 0.25; transform: scale(1.05); }
}

@keyframes gradient-shift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

@keyframes dot-pulse {
    0%, 100% { opacity: 0.04; }
    50% { opacity: 0.08; }
}

/* ============================================================
   共通レスポンシブ
   ============================================================ */
@media (min-width: 768px) {
    .c-cta__actions {
        flex-direction: row;
        justify-content: center;
    }
}