@charset "UTF-8";

/* ========================================
   ABC Dental 叢生（crowding）ページ専用CSS
   Theme: Luxury, Trust, Calm (Imperial Hotel / Lexus Style)
   ======================================== */

.abc-crowding {
    /* Variables */
    --abc-color-primary: #005bac;
    --abc-color-primary-dark: #004182;
    --abc-color-navy: #002b55;
    --abc-color-gold: #c5a059;
    --abc-color-gold-light: #e6dcc5;
    --abc-color-beige: #f9f8f4;
    --abc-color-text: #333333;
    --abc-color-text-light: #666666;
    --abc-color-white: #ffffff;

    --abc-shadow-soft: 0 10px 40px -10px rgba(0, 0, 0, 0.08);
    --abc-shadow-hover: 0 15px 45px -10px rgba(0, 91, 172, 0.15);

    --abc-section-padding: 120px 24px;
    --abc-section-padding-mobile: 80px 20px;

    /* Base Styles */
    font-family: var(--abc-font-primary);
    font-weight: 300;
    color: var(--abc-color-text);
    line-height: 1.8;
    background-color: var(--abc-color-white);
    font-feature-settings: "palt";
}

.abc-crowding * {
    box-sizing: border-box;
}

.abc-crowding img {
    max-width: 100%;
    height: auto;
    vertical-align: bottom;
}

/* !important はテーマスタイル上書きのため必要 */
.abc-crowding a {
    text-decoration: none !important;
}

/* ----------------------------------------
   Container
   ---------------------------------------- */

.abc-crowding .abc-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

.abc-crowding .abc-container--narrow {
    max-width: 800px;
}

/* ----------------------------------------
   Typography
   ---------------------------------------- */

.abc-crowding h2 {
    /* !important はテーマスタイル上書きのため必要 */
    font-family: var(--abc-font-primary) !important;
    font-size: clamp(20px, 5.5vw, 32px) !important;
    font-weight: 500 !important;
    color: var(--abc-color-navy) !important;
    letter-spacing: 0.05em !important;
    margin-bottom: 16px !important;
    position: relative;
    display: inline-block !important;
    word-break: keep-all;
    overflow-wrap: break-word;
}

.abc-crowding .abc-heading-unit {
    display: inline-block;
    white-space: nowrap;
}

@media (max-width: 400px) {
    .abc-crowding .abc-heading-unit {
        display: block;
        white-space: normal;
    }
}

.abc-crowding h2::after {
    content: "";
    display: block;
    width: 60px;
    height: 1px;
    background: var(--abc-color-gold);
    margin: 16px auto 0;
}

.abc-crowding h3 {
    /* !important はテーマスタイル上書きのため必要 */
    font-family: var(--abc-font-primary) !important;
    font-weight: 500 !important;
    color: var(--abc-color-text) !important;
    letter-spacing: 0.03em !important;
}

.abc-crowding p {
    margin-bottom: 0;
    font-weight: 300;
}

.abc-crowding strong {
    font-weight: 600;
}

.abc-crowding a {
    color: var(--abc-color-primary);
    transition: color 0.3s ease;
}

.abc-crowding a:hover {
    color: var(--abc-color-primary-dark);
}

/* ----------------------------------------
   Section Base
   ---------------------------------------- */

.abc-crowding .abc-sec {
    padding: var(--abc-section-padding);
}

.abc-crowding .abc-sec__header {
    text-align: center;
    margin-bottom: 48px;
}

.abc-crowding .abc-sec__header p {
    color: var(--abc-color-text-light);
    font-size: 16px;
    margin-top: 16px;
}

.abc-crowding .abc-sec__body p {
    font-size: 16px;
    line-height: 2;
    color: var(--abc-color-text);
}

.abc-crowding .abc-sec__body p + p {
    margin-top: 20px;
}

.abc-crowding .abc-sec__footer {
    text-align: center;
    margin-top: 48px;
}

/* ----------------------------------------
   Buttons
   ---------------------------------------- */

.abc-crowding .abc-btn {
    display: inline-block;
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
    font-family: var(--abc-font-primary);
    letter-spacing: 0.1em;
    border-radius: 50px;
    text-align: center;
}

.abc-crowding .abc-btn:hover {
    transform: translateY(-2px);
}

.abc-crowding .abc-btn--outline {
    background: transparent;
    color: var(--abc-color-text);
    padding: 16px 40px;
    border: 2px solid var(--abc-color-gold);
    font-weight: 600;
    font-size: 15px;
}

.abc-crowding .abc-btn--outline:hover {
    border-color: var(--abc-color-primary);
    color: var(--abc-color-primary);
    background: rgba(255, 255, 255, 0.8);
}

.abc-crowding .abc-btn--gold {
    background: linear-gradient(135deg, #c5a059 0%, #bfa879 100%);
    color: #ffffff;
    padding: 20px 56px;
    font-weight: 700;
    font-size: 17px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.abc-crowding .abc-btn--gold:hover {
    background: linear-gradient(135deg, #d4af67 0%, #c4ac7a 100%);
}

.abc-crowding .abc-btn--white {
    color: var(--abc-color-white);
    border-color: rgba(255, 255, 255, 0.5);
}

.abc-crowding .abc-btn--white:hover {
    border-color: var(--abc-color-white);
    color: var(--abc-color-white);
    background: rgba(255, 255, 255, 0.1);
}

/* ========================================
   Hero Section
   ======================================== */

.abc-crowding .abc-sec--hero {
    background: linear-gradient(to bottom, rgba(249, 248, 244, 0.9) 0%, rgba(255, 255, 255, 0.95) 100%);
    padding: 80px 24px 100px;
}

.abc-crowding .abc-hero__image {
    max-width: 800px;
    margin: 0 auto 40px;
}

.abc-crowding .abc-hero__image img {
    border-radius: 12px;
    box-shadow: var(--abc-shadow-soft);
    width: 100%;
}

.abc-crowding .abc-hero__lead {
    max-width: 800px;
    margin: 0 auto 32px;
    font-size: 16px;
    line-height: 2;
    color: var(--abc-color-text);
    text-align: center;
}

.abc-crowding .abc-hero__nav {
    max-width: 800px;
    margin: 0 auto;
    padding-top: 24px;
    border-top: 1px solid var(--abc-color-gold-light);
}

.abc-crowding .abc-hero__nav-link--back {
    display: inline-block;
    font-size: 14px;
    color: var(--abc-color-primary);
    margin-bottom: 8px;
}

.abc-crowding .abc-hero__nav-link--back::before {
    content: "\2190\00a0";
}

.abc-crowding .abc-hero__nav-note {
    font-size: 14px;
    color: var(--abc-color-text-light);
    line-height: 1.8;
}

.abc-crowding .abc-hero__nav-note a {
    color: var(--abc-color-primary);
}

/* ========================================
   What / Cause / Impact / Timing / Life / Fees / Risk
   テキストコンテンツセクション共通
   ======================================== */

.abc-crowding .abc-sec--what {
    background-color: var(--abc-color-white);
}

.abc-crowding .abc-sec--cause {
    background-color: var(--abc-color-beige);
}

.abc-crowding .abc-sec--impact {
    background-color: var(--abc-color-white);
}

.abc-crowding .abc-sec--timing {
    background-color: var(--abc-color-beige);
}

.abc-crowding .abc-sec--life {
    background-color: var(--abc-color-beige);
}

.abc-crowding .abc-sec--fees {
    background-color: var(--abc-color-white);
}

.abc-crowding .abc-sec--risk {
    background-color: var(--abc-color-beige);
}

/* ----------------------------------------
   List（チェックマーク付き）
   ---------------------------------------- */

.abc-crowding .abc-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.abc-crowding .abc-list--check .abc-list__item {
    position: relative;
    padding-left: 28px;
    margin-bottom: 20px;
    font-size: 16px;
    line-height: 1.9;
    color: var(--abc-color-text);
}

.abc-crowding .abc-list--check .abc-list__item:last-child {
    margin-bottom: 0;
}

.abc-crowding .abc-list--check .abc-list__item::before {
    content: "";
    position: absolute;
    left: 0;
    top: 8px;
    width: 8px;
    height: 8px;
    background: var(--abc-color-gold);
    border-radius: 50%;
}

.abc-crowding .abc-list--check .abc-list__item a {
    color: var(--abc-color-primary);
}

/* ----------------------------------------
   Note（注記ボックス）
   ---------------------------------------- */

.abc-crowding .abc-note {
    margin-top: 32px;
    padding: 24px 28px;
    background: #fffcf5;
    border-left: 4px solid var(--abc-color-gold);
    border-radius: 8px;
}

.abc-crowding .abc-note p {
    font-size: 15px;
    line-height: 1.9;
    color: var(--abc-color-text-light);
}

.abc-crowding .abc-note a {
    color: var(--abc-color-primary);
}

/* ========================================
   Options Section（治療の選び方・テーブル）
   ======================================== */

.abc-crowding .abc-sec--options {
    background-color: var(--abc-color-white);
}

.abc-crowding .abc-options__intro {
    font-size: 16px;
    line-height: 2;
    color: var(--abc-color-text);
    text-align: center;
    margin-bottom: 48px;
}

.abc-crowding .abc-table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin-bottom: 32px;
}

.abc-crowding .abc-table {
    width: 100%;
    min-width: 640px;
    border-collapse: collapse;
    font-size: 15px;
    line-height: 1.8;
}

.abc-crowding .abc-table thead th {
    background: var(--abc-color-beige);
    color: var(--abc-color-navy);
    font-weight: 600;
    padding: 16px 20px;
    text-align: left;
    border-bottom: 2px solid var(--abc-color-gold-light);
    white-space: nowrap;
}

.abc-crowding .abc-table tbody td {
    padding: 20px;
    border-bottom: 1px solid #eee;
    color: var(--abc-color-text);
    vertical-align: top;
}

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

.abc-crowding .abc-table tbody tr:hover {
    background: rgba(249, 248, 244, 0.5);
}

.abc-crowding .abc-table a {
    color: var(--abc-color-primary);
}

.abc-crowding .abc-options__closing {
    font-size: 16px;
    line-height: 2;
    color: var(--abc-color-text);
    text-align: center;
}

/* ========================================
   Start Section（治療開始の時期）
   ======================================== */

.abc-crowding .abc-sec--start {
    background-color: var(--abc-color-white);
}

.abc-crowding .abc-age-links {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.abc-crowding .abc-age-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--abc-color-white);
    border: 1px solid var(--abc-color-gold);
    color: var(--abc-color-gold);
    padding: 10px 24px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.05em;
    transition: all 0.3s ease;
}

.abc-crowding .abc-age-link::before {
    content: "";
    display: inline-block;
    width: 6px;
    height: 6px;
    background: var(--abc-color-gold);
    border-radius: 50%;
}

.abc-crowding .abc-age-link:hover {
    background: var(--abc-color-navy);
    border-color: var(--abc-color-navy);
    color: var(--abc-color-white);
}

.abc-crowding .abc-age-link:hover::before {
    background: var(--abc-color-white);
}

/* ========================================
   Flow Section（治療の流れ）
   ======================================== */

.abc-crowding .abc-sec--flow {
    background-color: var(--abc-color-white);
    position: relative;
}

.abc-crowding .abc-flow-list {
    list-style: none;
    padding: 0;
    margin: 0;
    position: relative;
}

.abc-crowding .abc-flow-list::before {
    content: "";
    position: absolute;
    left: 23px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--abc-color-gold-light);
}

.abc-crowding .abc-flow-list__item {
    display: flex;
    gap: 28px;
    margin-bottom: 24px;
    position: relative;
}

.abc-crowding .abc-flow-list__item:last-child {
    margin-bottom: 0;
}

.abc-crowding .abc-flow-list__number {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: var(--abc-color-navy);
    color: var(--abc-color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--abc-font-primary);
    font-size: 18px;
    font-weight: 600;
    position: relative;
    z-index: 1;
}

.abc-crowding .abc-flow-list__content {
    flex: 1;
    background: var(--abc-color-beige);
    padding: 24px 28px;
    border-radius: 12px;
    font-size: 15px;
    line-height: 1.9;
    color: var(--abc-color-text);
}

/* ========================================
   Cases Section（関連症例）
   ======================================== */

.abc-crowding .abc-sec--cases {
    background-color: var(--abc-color-white);
    position: relative;
}

.abc-crowding .abc-cases__intro {
    font-size: 16px;
    line-height: 2;
    color: var(--abc-color-text);
    margin-bottom: 32px;
}

.abc-crowding .abc-cases__list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.abc-crowding .abc-cases__item {
    margin-bottom: 12px;
}

.abc-crowding .abc-cases__item:last-child {
    margin-bottom: 0;
}

.abc-crowding .abc-cases__item a {
    display: block;
    padding: 20px 24px;
    background: var(--abc-color-beige);
    border-radius: 8px;
    border: 1px solid transparent;
    color: var(--abc-color-text);
    font-size: 15px;
    line-height: 1.7;
    transition: all 0.3s ease;
}

.abc-crowding .abc-cases__item a::before {
    content: "\203A\00a0";
    color: var(--abc-color-gold);
    font-weight: 700;
}

.abc-crowding .abc-cases__item a:hover {
    border-color: var(--abc-color-gold);
    background: var(--abc-color-white);
    transform: translateX(4px);
    box-shadow: var(--abc-shadow-soft);
    color: var(--abc-color-primary);
}

.abc-crowding .abc-cases__related {
    margin-top: 48px;
    padding-top: 40px;
    border-top: 1px solid var(--abc-color-gold-light);
}

.abc-crowding .abc-cases__related h3 {
    font-size: 18px;
    color: var(--abc-color-navy);
    margin-bottom: 20px;
}

.abc-crowding .abc-cases__note {
    margin-top: 16px;
    font-size: 14px;
    color: var(--abc-color-text-light);
}

/* ========================================
   FAQ Section（アコーディオン）
   ======================================== */

.abc-crowding .abc-sec--faq {
    background-color: var(--abc-color-beige);
}

.abc-crowding .abc-faq-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.abc-crowding .abc-faq-item {
    background: var(--abc-color-white);
    border-radius: 12px;
    border: 1px solid var(--abc-color-gold-light);
    overflow: hidden;
    transition: box-shadow 0.3s ease;
}

.abc-crowding .abc-faq-item:hover {
    box-shadow: var(--abc-shadow-soft);
}

.abc-crowding .abc-faq-item[open] {
    box-shadow: var(--abc-shadow-soft);
}

.abc-crowding .abc-faq-item__q {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 24px 56px 24px 28px;
    cursor: pointer;
    list-style: none;
    font-family: var(--abc-font-primary);
    font-size: 16px;
    font-weight: 500;
    color: var(--abc-color-navy);
    line-height: 1.7;
    position: relative;
    transition: background 0.3s ease;
}

.abc-crowding .abc-faq-item__q::-webkit-details-marker {
    display: none;
}

.abc-crowding .abc-faq-item__q::before {
    content: "Q";
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--abc-color-primary);
    color: var(--abc-color-white);
    font-family: var(--abc-font-primary);
    font-size: 16px;
    font-weight: 700;
    border-radius: 50%;
}

.abc-crowding .abc-faq-item__q::after {
    content: "+";
    position: absolute;
    right: 24px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 22px;
    font-weight: 300;
    color: var(--abc-color-gold);
    transition: transform 0.3s ease;
}

.abc-crowding .abc-faq-item[open] .abc-faq-item__q::after {
    content: "\2212";
    transform: translateY(-50%);
}

.abc-crowding .abc-faq-item__q:hover {
    background: rgba(249, 248, 244, 0.5);
}

.abc-crowding .abc-faq-item__a {
    padding: 0 28px 28px 76px;
}

.abc-crowding .abc-faq-item__a p {
    font-size: 15px;
    line-height: 1.9;
    color: var(--abc-color-text-light);
    position: relative;
    padding-left: 44px;
}

.abc-crowding .abc-faq-item__a p::before {
    content: "A";
    position: absolute;
    left: 0;
    top: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--abc-color-gold);
    color: var(--abc-color-white);
    font-family: var(--abc-font-primary);
    font-size: 16px;
    font-weight: 700;
    border-radius: 50%;
}

.abc-crowding .abc-faq-item__a a {
    color: var(--abc-color-primary);
}

/* ========================================
   CTA Section
   ======================================== */

.abc-crowding .abc-sec--cta {
    background: linear-gradient(135deg, #002b55 0%, #001a33 100%);
    color: #ffffff;
    text-align: center;
    margin-left: calc(-50vw + 50%);
    margin-right: calc(-50vw + 50%);
    padding-left: 24px;
    padding-right: 24px;
}

.abc-crowding .abc-sec--cta h2 {
    color: var(--abc-color-gold-light) !important;
}

.abc-crowding .abc-sec--cta h2::after {
    background: var(--abc-color-gold-light) !important;
}

.abc-crowding .abc-cta__buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-top: 40px;
}

/* ========================================
   Responsive - Tablet (max-width: 768px)
   ======================================== */

@media (max-width: 768px) {
    .abc-crowding .abc-sec {
        padding: var(--abc-section-padding-mobile);
    }

    .abc-crowding .abc-sec--hero {
        padding: 60px 20px 80px;
    }

    .abc-crowding .abc-sec__header {
        margin-bottom: 36px;
    }

    .abc-crowding .abc-hero__lead {
        font-size: 15px;
        text-align: left;
    }

    /* テーブル横スクロール */
    .abc-crowding .abc-table-wrap {
        margin-left: -20px;
        margin-right: -20px;
        padding-left: 20px;
        padding-right: 20px;
    }

    /* Flow */
    .abc-crowding .abc-flow-list__item {
        gap: 20px;
    }

    .abc-crowding .abc-flow-list__number {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }

    .abc-crowding .abc-flow-list::before {
        left: 19px;
    }

    .abc-crowding .abc-flow-list__content {
        padding: 20px 24px;
    }

    /* FAQ */
    .abc-crowding .abc-faq-item__q {
        padding: 20px 48px 20px 24px;
        font-size: 15px;
        gap: 12px;
    }

    .abc-crowding .abc-faq-item__q::before {
        width: 28px;
        height: 28px;
        font-size: 14px;
    }

    .abc-crowding .abc-faq-item__a {
        padding: 0 24px 24px 64px;
    }

    .abc-crowding .abc-faq-item__a p {
        padding-left: 40px;
    }

    .abc-crowding .abc-faq-item__a p::before {
        width: 28px;
        height: 28px;
        font-size: 14px;
    }

    /* Cases */
    .abc-crowding .abc-cases__item a {
        padding: 16px 20px;
        font-size: 14px;
    }

    /* CTA */
    .abc-crowding .abc-cta__buttons {
        flex-direction: column;
        align-items: center;
        gap: 16px;
    }

    .abc-crowding .abc-btn--gold,
    .abc-crowding .abc-btn--outline {
        width: 100%;
        max-width: 320px;
    }

    /* Age links */
    .abc-crowding .abc-age-links {
        gap: 12px;
    }
}

/* ========================================
   Responsive - Small Tablet (max-width: 544px)
   ======================================== */

@media (max-width: 544px) {
    .abc-crowding .abc-table {
        font-size: 14px;
    }

    .abc-crowding .abc-table thead th {
        padding: 12px 16px;
        font-size: 13px;
    }

    .abc-crowding .abc-table tbody td {
        padding: 16px;
    }
}

/* ========================================
   Responsive - Small Mobile (max-width: 480px)
   ======================================== */

@media (max-width: 480px) {
    .abc-crowding .abc-btn--outline,
    .abc-crowding .abc-btn--gold {
        padding: 16px 32px;
        font-size: 14px;
    }

    .abc-crowding .abc-faq-item__q {
        padding: 16px 44px 16px 20px;
        font-size: 14px;
    }

    .abc-crowding .abc-faq-item__a {
        padding: 0 20px 20px 20px;
    }

    .abc-crowding .abc-faq-item__a p {
        padding-left: 36px;
        font-size: 14px;
    }

    .abc-crowding .abc-faq-item__a p::before {
        width: 24px;
        height: 24px;
        font-size: 12px;
    }

    .abc-crowding .abc-faq-item__q::before {
        width: 24px;
        height: 24px;
        font-size: 12px;
    }

    .abc-crowding .abc-flow-list__content {
        padding: 16px 20px;
        font-size: 14px;
    }

    .abc-crowding .abc-list--check .abc-list__item {
        font-size: 15px;
        padding-left: 24px;
    }
}

/* ----------------------------------------
   Links Section（補助動線カード・underbite と同型）
   ---------------------------------------- */
.abc-crowding .abc-sec--links {
    background-color: var(--abc-color-white);
}

.abc-crowding .abc-sec--links h2 {
    display: block !important;
    text-align: center;
    margin-bottom: 48px !important;
}

.abc-crowding .abc-sec--links h2::after {
    margin-left: auto;
    margin-right: auto;
}

.abc-crowding .links-content {
    max-width: 1100px;
    margin: 0 auto;
}

.abc-crowding .links-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.abc-crowding .links-grid--support {
    grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 1024px) {
    .abc-crowding .links-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .abc-crowding .links-grid--support {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .abc-crowding .links-grid {
        grid-template-columns: 1fr;
    }

    .abc-crowding .links-grid--support {
        grid-template-columns: 1fr;
    }
}

.abc-crowding .abc-link-card {
    display: block;
    background: var(--abc-color-white);
    padding: 32px 24px;
    border-radius: 8px;
    border: 1px solid #f0f0f0;
    border-left: 4px solid var(--abc-color-primary);
    box-shadow: var(--abc-shadow-soft);
    transition: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
    height: 100%;
}

.abc-crowding .abc-link-card:hover {
    border-left-color: var(--abc-color-gold);
    transform: translateY(-6px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
}

.abc-crowding .abc-link-card h3 {
    font-size: 18px;
    color: var(--abc-color-navy);
    margin-bottom: 12px;
}

.abc-crowding .abc-link-card p {
    font-size: 13px;
    color: var(--abc-color-text-light);
    line-height: 1.6;
}