@charset "UTF-8";

* {
    margin: 0px;
    padding: 0px;
    color: #412E27;
}

/* パンくずリスト */
.innbamboo-lp-breadcrumb {
    font-size: .8rem;
    position: absolute;
    top: 30px;
    left: 30px;
    z-index: 9999;
}

.innbamboo-lp-breadcrumb a {
    text-decoration: none;
    color: #412E27;
}

:root {
    --ivory: #f8f5ef;
    --beige: #e9dfd2;
    --sand: #d8c7b3;
    --brown: #4a3f35;
    --gray: #7e766d;
    --white: #ffffff;
}

.innbamboo-lp {
    --ivory: #f8f5ef;
    --beige: #e9dfd2;
    --sand: #d8c7b3;
    --brown: #4a3f35;
    --gray: #7e766d;
    --white: #ffffff;
    font-family: "Zen Kaku Gothic New", "Noto Serif JP", serif;
    color: var(--brown);
    background: var(--beige);
    line-height: 2;
    letter-spacing: .04em;
}

.innbamboo-lp * {
    box-sizing: border-box;
}

.innbamboo-lp img {
    width: 100%;
    display: block;
}

/* animation */
.js-fade {
    opacity: 0;
    transform: translateY(45px);
    transition: opacity 1.2s ease, transform 1.2s ease;
}

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

/* =========================
   HERO
========================= */
.ib-hero {
    display: grid;
    grid-template-columns: 55% 45%;
    background: var(--ivory);
    min-height: 720px;
    overflow: hidden;
}

/* =========================
   IMAGE（ロールスクリーン）
========================= */
.ib-hero__image {
    position: relative;
    overflow: hidden;
}

/* 左→右に開くカバー */
.ib-hero__image::after {
    content: "";
    position: absolute;
    inset: 0;
    background: var(--ivory);
    z-index: 3;
    animation: heroRoll 1.6s cubic-bezier(.76, 0, .24, 1) forwards;
}

/* 画像ズーム */
.ib-hero__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.08);
    animation: heroImageZoom 2.2s ease forwards;
}

/* =========================
   LOGO
========================= */
.innbamboo-logo {
    position: absolute;
    width: 400px !important;
    max-width: 62%;
    top: 50%;
    right: 5%;
    transform: translateY(12px);
    opacity: 0;
    z-index: 4;
    animation: heroLogoFade 1s ease forwards;
    animation-delay: 1.5s;
}

/* =========================
   COPY（右側）
========================= */

/* 右エリア：最初は非表示 */
.ib-hero__copy {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 50px 6vw;

    opacity: 0;
    transform: translateY(18px);
    animation: heroCopyShow .8s ease forwards;
    animation-delay: 2.1s;
}

/* フォント */
.ib-label {
    font-size: 1.2rem;
    letter-spacing: .24em;
    text-transform: uppercase;
    color: var(--gray);
    margin-bottom: 26px;
}

.ib-hero h1,
.ib-intro h2,
.ib-section h2 {
    font-family: "Cormorant Garamond", serif;
    font-weight: 400;
    line-height: 1.18;
    letter-spacing: .05em;
}

.ib-hero h1 {
    font-size: 3rem;
    margin: 0 0 36px;
}

.ib-hero p {
    font-size: 1rem;
    line-height: 2.5rem;
}

/* =========================
   テキスト順番表示
========================= */
.ib-hero__copy .ib-label,
.ib-hero__copy h1,
.ib-hero__copy p {
    opacity: 0;
    transform: translateY(20px);
    animation: heroTextFade .9s ease forwards;
}

.ib-hero__copy .ib-label {
    animation-delay: 2.3s;
}

.ib-hero__copy h1 {
    animation-delay: 2.5s;
}

.ib-hero__copy p {
    animation-delay: 2.7s;
}

/* =========================
   JSフェード無効（HEROだけ）
========================= */
.ib-hero.js-fade,
.ib-hero .js-fade {
    opacity: 1;
    transform: none;
}

/* =========================
   KEYFRAMES
========================= */

/* ロールスクリーン */
@keyframes heroRoll {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(100%);
    }
}

/* 画像ズーム */
@keyframes heroImageZoom {
    0% {
        transform: scale(1.08);
    }

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

/* ロゴ */
@keyframes heroLogoFade {
    0% {
        opacity: 0;
        transform: translateY(12px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 右エリア表示 */
@keyframes heroCopyShow {
    0% {
        opacity: 0;
        transform: translateY(18px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* テキスト */
@keyframes heroTextFade {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}



/* INTRO */
.ib-intro {
    padding: 200px 8vw 30px;
    text-align: center;
    background: var(--beige);
}

.ib-intro h2 {
    font-size: 3rem;
    margin: 0 0 42px;
    line-height: 4rem;
}

.ib-intro p {
    max-width: 780px;
    margin: 0 auto;
    padding-bottom: 50px;
}

/* WIDE IMAGE */
.ib-wide-image {
    padding: 0 12vw 120px;
    background: var(--beige);
    position: relative;
}

.ib-wide-image img {
    width: 100%;
    object-fit: cover;
}

/* SECTION */
.ib-section {
    padding: 200px 12vw;
}

.ib-section h2 {
    font-size: 3rem;
    margin: 0 0 38px;
}

.ib-lead {
    font-size: 1rem;
    line-height: 2.1;
    margin-bottom: 34px;
}

/* MATERIAL */
.ib-split {
    display: grid;
    grid-template-columns: 1fr 46%;
    gap: 8vw;
    align-items: center;
    background: var(--ivory);

}

.ib-split__image img {
    object-fit: cover;
}

.ib-feature {
    margin-top: 50px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    border-top: 1px solid #b39c7e;
    border-left: 1px solid #b39c7e;
}

.ib-feature div {
    padding: 15px 30px 30px;
    border-right: 1px solid #b39c7e;
    border-bottom: 1px solid #b39c7e;
    background: var(--ivory);
}

.ib-feature span {
    font-family: "Cormorant Garamond", serif;
    font-size: 30px;
    color: #d15900;
}

.ib-feature p {
    font-size: 14px;
}

/* STYLE */
.ib-style {
    background: var(--beige);
    text-align: center;
}

.ib-style>p:not(.ib-label),
.ib-style .ib-lead {
    max-width: 760px;
    margin-left: auto;
    margin-right: auto;
}

.ib-style-grid {
    margin-top: 70px;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 28px;
}

.ib-style-grid img {
    object-fit: cover;
}

/* COLLECTION */
.ib-collection {
    background: var(--ivory);
    text-align: center;
}

.ib-product-grid {
    margin-top: 76px;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 60px 20px;
}

.ib-card {
    color: var(--brown);
    text-decoration: none;
}

.ib-card img {
    aspect-ratio: 1 / 1.22;
    object-fit: cover;
    background: #eee7dc;
    transition: transform .8s ease, opacity .8s ease;
}

.ib-card:hover img {
    transform: scale(1.025);
    opacity: .88;
}

.ib-card p {
    margin: 14px 0 0;
    font-size: 1rem;
    letter-spacing: .12em;
    font-family: math;
}

.ib-btn-wrap {
    margin-top: 80px;
}

.ib-btn {
    display: inline-block;
    padding: 15px 54px;
    border: 1px solid var(--brown);
    color: var(--brown);
    text-decoration: none;
    font-size: 13px;
    letter-spacing: .16em;
    transition: all .45s ease;
}

.ib-btn:hover {
    background: var(--brown);
    color: #fff;
}

/* GIFT */

.ib-gift__inner {
    display: grid;
    grid-template-columns: 48% 1fr;
    gap: 5vw;
    align-items: center;
}

/* 左画像 */
.ib-gift__image img {
    width: 100%;
    aspect-ratio: 4 / 5;
    object-fit: contain;
}

/* 右テキスト */
.ib-gift__text {
    max-width: 520px;
}

.ib-gift__text h2 {
    margin-bottom: 50px;
}

.ib-gift__text .ib-lead {
    margin-bottom: 24px;
}

/* =========================
   サイドナビ
========================= */
.ib-side-nav {
    position: fixed;
    right: 32px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 999;
    opacity: 0;
    animation: navFade 1s ease forwards;
    animation-delay: 2.8s;
}

.ib-side-nav ul {
    list-style: none;
}

.ib-side-nav li {
    margin: 16px 0;
    position: relative;
}

.ib-side-nav a {
    font-size: 11px;
    letter-spacing: .18em;
    text-decoration: none;
    color: var(--gray);
    position: relative;
    padding-left: 18px;
    transition: all .3s ease;
}

/* ドット */
.ib-side-nav a::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--sand);
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    transition: all .3s ease;
}

/* ホバー */
.ib-side-nav a:hover {
    color: var(--brown);
}

.ib-side-nav a:hover::before {
    background: var(--brown);
}

/* アクティブ */
.ib-side-nav a.active {
    color: var(--brown);
}

.ib-side-nav a.active::before {
    width: 8px;
    height: 8px;
    background: var(--brown);
}

/* 出現 */
@keyframes navFade {
    0% {
        opacity: 0;
        transform: translateY(-40%);
    }

    100% {
        opacity: 1;
        transform: translateY(-50%);
    }
}

.ib-side-nav {
    position: fixed;
    right: 32px;
    top: 50%;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-50%) translateX(16px);
    transition:
        opacity .6s ease,
        transform .6s cubic-bezier(.22, 1, .36, 1),
        visibility .6s ease;

    animation: none !important;
}

.ib-side-nav.is-show {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(-50%) translateX(0);
}

@media (max-width: 768px) {

    /* 全体 */
    .innbamboo-lp {
        line-height: 1.9;
        padding: 0 0 100px;

    }

    /* パンくず */
    .innbamboo-lp-breadcrumb {
        position: static;
        padding: 16px 3vw;
        font-size: 11px;
        background: var(--beige);
    }



    .ib-hero {
        display: block;
        min-height: auto;
    }

    .ib-hero__image {
        position: relative;
    }

    .ib-hero__img {
        width: 100%;
        height: auto;
        aspect-ratio: 4 / 5;
        object-fit: cover;
    }

    .innbamboo-logo {
        width: 58vw !important;
        max-width: 260px;
        top: 50%;
        right: 20%;
        transform: translate(50%, -50%);
    }

    .ib-hero__copy {
        padding: 40px 4vw 60px;
    }

    .ib-label {
        font-size: 11px;
        letter-spacing: .18em;
        margin-bottom: 0 !important;
    }

    .ib-hero h1 {
        font-size: 2.2rem;
        line-height: 1.35;
        margin-bottom: 22px;
    }

    .ib-hero p {
        font-size: 14px;
        line-height: 2;
        padding-bottom: 30px;
    }


    /* INTRO */
    .ib-intro {
        padding: 100px 7vw 40px;
    }

    .ib-intro h2 {
        font-size: 1.7rem;
        line-height: 1.4;
        margin-bottom: 28px;
        text-align: left;
    }

    .ib-intro p {
        font-size: 14px;
        line-height: 2;
        text-align: left;
    }

    .ib-intro p br {
        display: none;
    }

    /* WIDE IMAGE */
    .ib-wide-image {
        padding: 0 7vw 80px;
    }

    .ib-wide-image img {
        height: 300px;
    }

    /* SECTION共通 */
    .ib-section {
        padding: 100px 7vw;
    }

    .ib-section h2 {
        font-size: 1.7rem;
        line-height: 1.4;
        margin-bottom: 26px;
        text-align: left;
    }

    .ib-lead {
        font-size: 14px;
        line-height: 2;
        margin-bottom: 20px;
    }

    .ib-section p {
        font-size: 14px;
        text-align: left;
        padding-bottom: 10px;
    }

    .ib-section p br {
        display: none;
    }

    /* MATERIAL */
    .ib-split {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .ib-feature {
        grid-template-columns: 1fr;
        margin-top: 30px;
    }

    .ib-feature div {
        padding: 14px 18px 18px;
    }

    .ib-feature span {
        font-size: 22px;
    }

    .ib-feature p {
        font-size: 13px;
    }

    /* STYLE */
    .ib-style-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        margin-top: 40px;
    }

    /* COLLECTION */
    .ib-product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 28px 14px;
        margin-top: 50px;
    }

    .ib-card p {
        font-size: 12px;
        margin-top: 10px;
        letter-spacing: .08em;
    }

    .ib-btn-wrap {
        margin-top: 50px;
    }

    .ib-btn {
        width: 100%;
        text-align: center;
        padding: 16px;
        font-size: 12px;
    }

    /* GIFT */
    .ib-gift__inner {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .ib-gift__image img {
        aspect-ratio: 4 / 5;
        object-fit: cover;
    }

    .ib-gift__text {
        max-width: 100%;
    }

    .ib-gift__text h2 {
        margin-bottom: 26px;
        font-size: 2rem;
        line-height: 1.4;
    }

    /* アニメーション（SP軽め） */
    .js-fade {
        transform: translateY(25px);
        transition: opacity 0.8s ease, transform 0.8s ease;
    }

    .ib-side-nav {
        display: none;
    }

    .circle_btn05 {
        margin: 10px 20px 0 0 !important;
    }
}