@charset "UTF-8";

.abc-protrusion {
    --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;

    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-protrusion * {
    box-sizing: border-box;
}

.abc-protrusion 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-protrusion a {
    text-decoration: none !important;
}

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

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

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

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

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

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

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

.abc-protrusion 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-size: clamp(16px, 4.5vw, 22px) !important;
    font-weight: 500 !important;
    color: var(--abc-color-text) !important;
    letter-spacing: 0.03em !important;
}

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

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

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

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

.abc-protrusion .abc-nowrap {
    white-space: nowrap;
}

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

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

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

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

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

/* ----------------------------------------
   Separator
   ---------------------------------------- */

.abc-protrusion .abc-sep {
    border: none;
    border-top: 1px solid var(--abc-color-gold-light);
    max-width: 120px;
    margin: 0 auto;
}

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

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

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

.abc-protrusion .abc-hero__lead {
    max-width: 800px;
    margin: 0 auto 24px;
    font-size: 16px;
    line-height: 2;
    color: var(--abc-color-text);
    text-align: center;
}

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

.abc-protrusion .abc-hero__nav-back {
    font-size: 14px;
    color: var(--abc-color-text-light);
    line-height: 1.8;
    margin-bottom: 8px;
}

.abc-protrusion .abc-hero__nav-back a {
    color: var(--abc-color-primary);
}

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

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

/* ========================================
   Content Sections (alternating backgrounds)
   ======================================== */

.abc-protrusion .abc-sec--what {
    background-color: var(--abc-color-beige);
}

.abc-protrusion .abc-sec--cause {
    background-color: var(--abc-color-white);
}

.abc-protrusion .abc-sec--impact {
    background-color: var(--abc-color-beige);
}

.abc-protrusion .abc-sec--eline {
    background-color: var(--abc-color-white);
}

.abc-protrusion .abc-sec--timing {
    background-color: var(--abc-color-white);
}

.abc-protrusion .abc-sec--options {
    background-color: var(--abc-color-beige);
}

.abc-protrusion .abc-sec--flow {
    background-color: var(--abc-color-white);
}

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

.abc-protrusion .abc-sec--cost {
    background-color: var(--abc-color-white);
}

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

.abc-protrusion .abc-sec--cases {
    background-color: var(--abc-color-white);
}

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

.abc-protrusion .abc-sec--cards {
    background-color: var(--abc-color-white);
    padding: 80px 24px;
}

.abc-protrusion .abc-sec--cards + .abc-sec--cards {
    padding-top: 0;
}

.abc-protrusion .abc-sec--closing {
    background-color: var(--abc-color-beige);
    padding: 80px 24px;
}

/* ----------------------------------------
   List (check mark)
   ---------------------------------------- */

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

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

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

/* ----------------------------------------
   Note Text
   ---------------------------------------- */

.abc-protrusion .abc-note-text {
    margin-top: 32px !important;
    padding: 20px 24px;
    background: var(--abc-color-beige);
    border-left: 3px solid var(--abc-color-gold);
    border-radius: 6px;
    font-size: 15px;
    line-height: 1.9;
    color: var(--abc-color-text);
}

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

/* ========================================
   Flow List (ordered)
   ======================================== */

.abc-protrusion .abc-flow-list {
    list-style: none;
    padding: 0;
    margin: 0;
    counter-reset: flow-counter;
}

.abc-protrusion .abc-flow-list__item {
    position: relative;
    padding-left: 48px;
    margin-bottom: 28px;
    font-size: 16px;
    line-height: 1.9;
    color: var(--abc-color-text);
    counter-increment: flow-counter;
}

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

.abc-protrusion .abc-flow-list__item::before {
    content: counter(flow-counter);
    position: absolute;
    left: 0;
    top: 0;
    width: 32px;
    height: 32px;
    background: var(--abc-color-primary);
    color: var(--abc-color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
    font-family: var(--abc-font-primary);
}

.abc-protrusion .abc-flow-list__item a {
    color: var(--abc-color-primary);
}

/* ========================================
   Table (装置選択の考え方)
   ======================================== */

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

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

.abc-protrusion .abc-table th,
.abc-protrusion .abc-table td {
    padding: 16px 20px;
    border: 1px solid var(--abc-color-gold-light);
    text-align: left;
    vertical-align: top;
}

.abc-protrusion .abc-table thead th {
    background: var(--abc-color-navy);
    color: var(--abc-color-white);
    font-weight: 500;
    letter-spacing: 0.03em;
    white-space: nowrap;
}

.abc-protrusion .abc-table tbody td {
    background: var(--abc-color-white);
}

.abc-protrusion .abc-table tbody tr:nth-child(even) td {
    background: var(--abc-color-beige);
}

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

/* ========================================
   Card Grid (Stackable replacement)
   ======================================== */

.abc-protrusion .abc-card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    max-width: 1100px;
    margin: 0 auto;
}

.abc-protrusion .abc-card {
    background: var(--abc-color-white);
    border: 1px solid var(--abc-color-gold-light);
    border-radius: 12px;
    overflow: hidden;
    text-align: center;
    display: flex;
    flex-direction: column;
    transition: box-shadow 0.3s ease;
}

.abc-protrusion .abc-card:hover {
    box-shadow: var(--abc-shadow-hover);
}

.abc-protrusion .abc-card__img {
    margin: 0;
    padding: 0;
    overflow: hidden;
}

.abc-protrusion .abc-card__img img {
    width: 100%;
    display: block;
    transition: transform 0.3s ease;
}

.abc-protrusion .abc-card:hover .abc-card__img img {
    transform: scale(1.03);
}

.abc-protrusion .abc-card__title {
    padding: 24px 24px 0;
    margin-bottom: 12px !important;
    font-size: clamp(16px, 4vw, 20px) !important;
    color: var(--abc-color-navy) !important;
}

.abc-protrusion .abc-card__text {
    padding: 0 24px;
    font-size: 14px;
    line-height: 1.8;
    color: var(--abc-color-text-light);
    flex-grow: 1;
}

.abc-protrusion .abc-card__btn {
    display: block;
    margin: 24px;
    padding: 16px 20px;
    border: 1px solid var(--abc-color-text);
    border-radius: 4px;
    color: var(--abc-color-text) !important;
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.03em;
    transition: all 0.3s ease;
}

.abc-protrusion .abc-card__btn:hover {
    background: var(--abc-color-navy);
    border-color: var(--abc-color-navy);
    color: var(--abc-color-white) !important;
}

/* ========================================
   FAQ Section
   ======================================== */

.abc-protrusion .rank-math-list-item {
    padding: 28px 0;
    border-bottom: 1px solid var(--abc-color-gold-light);
}

.abc-protrusion .rank-math-list-item:first-child {
    padding-top: 0;
}

.abc-protrusion .rank-math-list-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.abc-protrusion .rank-math-question {
    margin-bottom: 12px !important;
    padding-left: 16px;
    border-left: 3px solid var(--abc-color-primary);
}

.abc-protrusion .rank-math-answer p {
    font-size: 16px;
    line-height: 2;
    color: var(--abc-color-text);
    padding-left: 16px;
}

.abc-protrusion .rank-math-answer a {
    color: var(--abc-color-primary);
}

/* ========================================
   Responsive
   ======================================== */

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

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

    .abc-protrusion .abc-sec--cards {
        padding: 60px 20px;
    }

    .abc-protrusion .abc-sec--cards + .abc-sec--cards {
        padding-top: 0;
    }

    .abc-protrusion .abc-sec--closing {
        padding: 60px 20px;
    }

    .abc-protrusion .abc-sec__header {
        margin-bottom: 32px;
    }

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

    .abc-protrusion .abc-flow-list__item {
        padding-left: 40px;
    }

    .abc-protrusion .abc-card-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }

    .abc-protrusion .abc-table {
        font-size: 14px;
    }

    .abc-protrusion .abc-table th,
    .abc-protrusion .abc-table td {
        padding: 12px 14px;
    }
}

@media (max-width: 480px) {
    .abc-protrusion .abc-container {
        padding: 0 16px;
    }

    .abc-protrusion .abc-flow-list__item::before {
        width: 28px;
        height: 28px;
        font-size: 12px;
    }

    .abc-protrusion .abc-flow-list__item {
        padding-left: 36px;
    }

    .abc-protrusion .abc-card-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .abc-protrusion .abc-card__title {
        padding: 20px 20px 0;
    }

    .abc-protrusion .abc-card__text {
        padding: 0 20px;
    }

    .abc-protrusion .abc-card__btn {
        margin: 20px;
    }

    .abc-protrusion .abc-table {
        font-size: 13px;
    }

    .abc-protrusion .abc-table th,
    .abc-protrusion .abc-table td {
        padding: 10px 12px;
    }
}

/* ========================================
   Buttons
   ======================================== */

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

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

/* ========================================
   Cases Slider Section (Before/After)
   ======================================== */

.abc-protrusion .abc-sec--cases-slider {
    background-color: var(--abc-color-white);
}

.abc-protrusion .cases-slider-content {
    max-width: 1000px;
    margin: 0 auto;
}

.abc-protrusion .section-header {
    text-align: center;
    margin-bottom: 60px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

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

/* Before/After ヒーロースライダー */
.abc-protrusion .abc-ba-hero {
    max-width: 640px;
    margin: 0 auto 48px;
}

.abc-protrusion .abc-ba-hero__slider {
    position: relative;
}

.abc-protrusion .abc-ba-hero__slide {
    display: none;
}

.abc-protrusion .abc-ba-hero__slide--active {
    display: block;
}

.abc-protrusion .abc-ba-hero__img-wrap {
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    aspect-ratio: 3 / 2;
    cursor: ew-resize;
    user-select: none;
    -webkit-user-select: none;
}

.abc-protrusion .abc-ba-hero__img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.abc-protrusion .abc-ba-hero__img--before {
    z-index: 1;
    clip-path: inset(0 50% 0 0);
}

.abc-protrusion .abc-ba-hero__divider {
    position: absolute;
    top: 0;
    left: 50%;
    width: 3px;
    height: 100%;
    background: #fff;
    transform: translateX(-50%);
    z-index: 2;
}

.abc-protrusion .abc-ba-hero__handle {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: #fff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

.abc-protrusion .abc-ba-hero__handle-arrow--left {
    width: 0;
    height: 0;
    border-top: 5px solid transparent;
    border-bottom: 5px solid transparent;
    border-right: 6px solid #333;
}

.abc-protrusion .abc-ba-hero__handle-arrow--right {
    width: 0;
    height: 0;
    border-top: 5px solid transparent;
    border-bottom: 5px solid transparent;
    border-left: 6px solid #333;
}

.abc-protrusion .abc-ba-hero__label {
    position: absolute;
    bottom: 12px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.1em;
    padding: 4px 12px;
    border-radius: 20px;
    z-index: 3;
}

.abc-protrusion .abc-ba-hero__label--before {
    left: 12px;
    background: rgba(0, 0, 0, 0.5);
    color: #fff;
}

.abc-protrusion .abc-ba-hero__label--after {
    right: 12px;
    background: rgba(255, 255, 255, 0.9);
    color: #333;
}

/* スライダー情報テキスト */
.abc-protrusion .abc-ba-hero__info {
    text-align: center;
    margin-top: 16px;
}

.abc-protrusion .abc-ba-hero__info-label {
    font-size: 14px;
    font-weight: 600;
    color: #1a1a1a;
    display: block;
}

.abc-protrusion .abc-ba-hero__info-detail {
    font-size: 13px;
    color: #718096;
    display: block;
    margin-top: 4px;
}

.abc-protrusion .abc-ba-hero__info-link {
    font-size: 13px;
    color: var(--abc-color-primary);
    display: inline-block;
    margin-top: 8px;
    font-weight: 600;
}

/* 招待アニメーション */
@keyframes abc-ba-hint-divider {
    0%   { left: 50%; }
    40%  { left: 30%; }
    100% { left: 50%; }
}

@keyframes abc-ba-hint-clip {
    0%   { clip-path: inset(0 50% 0 0); }
    40%  { clip-path: inset(0 70% 0 0); }
    100% { clip-path: inset(0 50% 0 0); }
}

.abc-protrusion .abc-ba-hero__divider--hint {
    animation: abc-ba-hint-divider 1.2s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.abc-protrusion .abc-ba-hero__img--hint {
    animation: abc-ba-hint-clip 1.2s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@media (max-width: 600px) {
    .abc-protrusion .abc-ba-hero {
        max-width: 100%;
        margin-bottom: 32px;
    }
}

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

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

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

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

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

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

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

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

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

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

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

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