/* ==========================================================================
   CSS Variables
   ========================================================================== */
:root {
    /* Colors */
    --tt-color-text: #383838;
    --tt-color-bg-light: #FAFAFA;
    --tt-color-navy: #346297;
    --tt-color-blue-gray: #749BA6;
    --tt-color-white: #FFFFFF;
    --tt-color-dark: #1a1a2e;

    /* Orange Gradient - TODO: Figmaから正確な色コードを取得後に差し替え */
    --tt-color-orange-start: #F7931E;
    --tt-color-orange-end: #F15A24;

    /* Typography */
    --tt-font-shippori: 'Shippori Mincho', serif;
    --tt-font-noto-serif: 'Noto Serif JP', serif;

    /* Font Sizes - PC */
    --tt-fz-h1: 48px;
    --tt-fz-h2: 36px;
    --tt-fz-h3: 24px;
    --tt-fz-body: 16px;
    --tt-fz-small: 14px;

    /* Spacing */
    --tt-sp-xs: 8px;
    --tt-sp-sm: 16px;
    --tt-sp-md: 24px;
    --tt-sp-lg: 40px;
    --tt-sp-xl: 80px;

    /* Layout */
    --tt-max-width: 1366px;
    --tt-content-width: 1100px;

    /* Animation Timing */
    --tt-ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --tt-ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
    --tt-ease-in-out-sine: cubic-bezier(0.37, 0, 0.63, 1);
    --tt-duration-normal: 0.8s;
    --tt-duration-slow: 1.2s;
    --tt-duration-fast: 0.5s;
}

/* ==========================================================================
   Base Styles
   ========================================================================== */
.test-top-page {
    margin: 0;
    padding: 0;
}

.test-top {
    font-family: var(--tt-font-noto-serif);
    font-size: var(--tt-fz-body);
    color: var(--tt-color-text);
    line-height: 1.8;
    width: 100%;
    overflow-x: hidden;
}

.test-top *,
.test-top *::before,
.test-top *::after {
    box-sizing: border-box;
}

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

.test-top a {
    color: inherit;
    text-decoration: none;
}

/* SP のみ改行 */
.br-sp-only {
    display: none;
}
@media (max-width: 768px) {
    .br-sp-only {
        display: block;
    }
}

/* PC のみ改行 */
.br-pc-only {
    display: block;
}
@media (max-width: 768px) {
    .br-pc-only {
        display: none;
    }
}

/* PC/SP 表示切り替え */
.pc-only {
    display: block;
}
.sp-only {
    display: none;
}
@media (max-width: 768px) {
    .pc-only {
        display: none;
    }
    .sp-only {
        display: block;
    }
}

.test-top ul,
.test-top ol {
    list-style: none;
    margin: 0;
    padding: 0;
}

/* ==========================================================================
   Section Heading（共通）
   ========================================================================== */
.tt-section-heading {
    text-align: center;
    margin-bottom: var(--tt-sp-lg);
}

.tt-section-heading__en {
    display: block;
    font-family: var(--tt-font-shippori);
    font-size: var(--tt-fz-h2);
    font-weight: 400;
    letter-spacing: 0.15em;
    color: var(--tt-color-text);
}

.tt-section-heading--white .tt-section-heading__en {
    color: var(--tt-color-white);
}

.tt-section-heading__ja {
    display: block;
    font-size: var(--tt-fz-small);
    margin-top: 8px;
    color: var(--tt-color-text);
    letter-spacing: 0.1em;
}

.tt-section-heading--white .tt-section-heading__ja {
    color: rgba(255, 255, 255, 0.8);
}

/* ==========================================================================
   Header
   ========================================================================== */
.tt-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

.tt-header.is-scrolled {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.tt-header__inner {
    max-width: var(--tt-max-width);
    margin: 0 auto;
    padding:0 0 0 32px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Logo */
.tt-header__logo a {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.tt-header__logo-img {
    width: 215px;
    height: 27px;
}

/* Header actions (hamburger + shop now) */
.tt-header__actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

/* Hamburger toggle */
.tt-menu-toggle {
    background: none;
    border: none;
    cursor: pointer;
    width: 28px;
    height: 28px;
    position: relative;
    z-index: 1001;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tt-menu-toggle__open,
.tt-menu-toggle__close {
    width: 24px;
    height: auto;
    transition: opacity 0.3s ease;
}

.tt-menu-toggle__close {
    position: absolute;
    opacity: 0;
}

.tt-menu-toggle.is-active .tt-menu-toggle__open {
    opacity: 0;
}

.tt-menu-toggle.is-active .tt-menu-toggle__close {
    opacity: 1;
}

/* Shop Now button in header */
.tt-header__shop-btn {
    padding: 12px 28px;
    font-size: 14px;
    font-family: var(--tt-font-shippori);
    letter-spacing: 0.15em;
    border-radius: 0;
}

/* Menu wrap (hover trigger container) */
.tt-header__menu-wrap {
    position: relative;
}

/* Navigation - PC dropdown */
.tt-gnav {
    position: absolute;
    top: calc(100% + 14px);
    right: 0;
    width: 260px;
    background: rgba(255, 255, 255, 0.89);
    box-shadow: 0px 3px 3px rgba(0, 0, 0, 0.160784);
    padding: 8px 32px 24px;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.25s ease, visibility 0.25s ease;
}

/* ホバーブリッジ（ボタンとドロップダウン間の隙間を埋める） */
.tt-gnav::before {
    content: '';
    position: absolute;
    top: -14px;
    left: 0;
    right: 0;
    height: 14px;
}

.tt-header__menu-wrap:hover .tt-gnav {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.tt-gnav__list {
    display: flex;
    flex-direction: column;
}

.tt-gnav__list li {
    border-top: 1px solid #ddd;
}

.tt-gnav__list a {
    display: block;
    padding: 14px 0;
    font-family: var(--tt-font-shippori);
    font-size: 15px;
    letter-spacing: 0.12em;
    text-align: center;
    transition: opacity 0.3s ease;
}

.tt-gnav__list a:hover {
    opacity: 0.6;
    text-decoration: none;
}

.tt-gnav__btn {
    margin-top: 16px;
    text-align: center;
}

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

/* ==========================================================================
   Hero
   ========================================================================== */
.tt-hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(
        to bottom,
        #e8e0d4 0%,
        #c8b8a8 30%,
        #3d3050 60%,
        var(--tt-color-dark) 100%
    );
}

.tt-hero__wave {
    position: absolute;
    top: clamp(500px, 58vw, 800px);
    right: 0;
    z-index: 2;
    pointer-events: none;
}

.tt-hero__bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.tt-hero__visual {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
}

.tt-hero__content {
    position: relative;
    z-index: 2;
    padding: clamp(80px, 10vw, 120px) var(--tt-sp-md) var(--tt-sp-xl);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: clamp(12px, 1.5vw, 20px);
}

.tt-hero__catchcopy {
    width: clamp(252px, 35vw, 505px);
    height: auto;
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.3));
}

.tt-hero__subtitle {
    width: clamp(364px, 51vw, 719px);
    height: auto;
    filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.3));
}

.tt-hero__logo {
    width: clamp(400px, 52vw, 800px);
    height: auto;
    margin-top: clamp(6px, 0.8vw, 10px);
    filter: drop-shadow(0 2px 10px rgba(0, 0, 0, 0.3));
}

/* ==========================================================================
   Intro（RHYTHMS紹介 - 星空背景）
   ========================================================================== */
.tt-intro {
    position: relative;
    color: var(--tt-color-white);
    padding: var(--tt-sp-xl) 0;
    overflow: hidden;
}

.tt-intro__bg-picture {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.tt-intro__bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 波線オーバーレイ（最前面に重ねる） */
.tt-intro__bg-wave {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 2;
    pointer-events: none;
}

.tt-intro__block {
    position: relative;
    z-index: 1;
    max-width: var(--tt-content-width);
    margin: 0 auto;
    padding: var(--tt-sp-xl) var(--tt-sp-md);
    display: flex;
    align-items: center;
    gap: clamp(24px, 4.4vw, 60px);
}

.tt-intro__text {
    flex: 1;
    min-width: 0;
}

.tt-intro__visual {
    flex: 0 0 auto;
    width: clamp(200px, 25vw, 340px);
    position: relative;
}

/* 1つ目: 左にテキスト、右にビジュアル */
.tt-intro__origin {
    display: flex;
    align-items: center;
    gap: clamp(24px, 4.4vw, 60px);
    width: 100%;
    max-width: 1080px;
    margin-top: 13%;
}

.tt-intro__origin-text {
    flex: 1;
    min-width: 0;
}

.tt-intro__origin .tt-intro__visual {
    flex: 0 0 auto;
    width: clamp(200px, 25vw, 340px);
}

/* 2つ目: PC - 左にビジュアル、右に見出し+本文（元のレイアウト） */
.tt-intro__banbutsu {
    display: grid;
    grid-template-columns: clamp(200px, 25vw, 340px) 1fr;
    grid-template-rows: auto auto;
    gap: 0px clamp(24px, 4.4vw, 60px);
    padding: 0;
}

.tt-intro__banbutsu .tt-intro__visual {
    grid-column: 1;
    grid-row: 1 / 3;
    align-self: center;
    right: -40px;
}

.tt-intro__banbutsu .tt-intro__text {
    grid-column: 2;
    grid-row: 1;
}

.tt-intro__body-wrap {
    grid-column: 2;
    grid-row: 2;
}

.tt-intro__heading-img {
    max-width: 100%;
    margin-bottom: var(--tt-sp-xs);
    filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.3));
    /* margin-top: clamp(40px, 6.6vw, 90px); */
    margin-left: 10px;
}

.tt-intro__lead {
    font-family: var(--tt-font-shippori);
    font-size: var(--tt-fz-h3);
    margin-bottom: var(--tt-sp-sm);
    color: rgba(255, 255, 255, 0.95);
}

.tt-intro__body {
    font-family: var(--tt-font-noto-serif);
    font-size: 15px;
    line-height: 2;
    color: rgba(255, 255, 255, 0.85);
    background-color: rgba(0, 0, 0, 0.4);
    padding: 8px 8px;
    text-align: left;
    width: 630px;
}

.tt-intro__circles {
    position: relative;
    max-width: none;
}

/* PC: 1つ目 circles (origin - top_1.png) */
.tt-intro__origin .tt-intro__circles {
    width: 380px;
    top: -22px;
    right: 0;
}

/* PC: 2つ目 circles (banbutsu - top_2.png) */
.tt-intro__banbutsu .tt-intro__circles {
    width: 400px;
    top: -60px;
    left: -20px;
}

.tt-intro__product {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: var(--tt-sp-xl) var(--tt-sp-md);
}

.tt-intro__product-img {
    max-width: 600px;
    width: 80%;
    margin: 0 auto;
}

/* ==========================================================================
   Tuning Wear
   ========================================================================== */
.tt-tuning-wear {
    position: relative;
    background-color: var(--tt-color-bg-light);
    padding: 100px 0 5px 47px;
}

.tt-tuning-wear__sidebar {
    position: absolute;
    left: 2%;
    top: 10%;
    /* transform: translateY(-50%) rotate(180deg); */
    writing-mode: vertical-lr;
    font-family: var(--tt-font-shippori);
    font-size: 20px;
    letter-spacing: 0.3em;
    color: var(--tt-color-navy);
    opacity: 0.6;
    white-space: nowrap;
}

.tt-tuning-wear__inner {
    max-width: var(--tt-content-width);
    margin: 0 auto;
    padding: 0 var(--tt-sp-md);
    position: relative;
}

.tt-tuning-wear__content {
    width: 70%;
}

.tt-tuning-wear__badge {
    display: inline-block;
    background-color: var(--tt-color-navy);
    color: var(--tt-color-white);
    font-family: var(--tt-font-noto-serif);
    font-size: 20px;
    padding: 8px 35px;
    border-radius: 24px;
    letter-spacing: 0.1em;
    margin-bottom: 24px;
    font-weight: 800;
}

.tt-tuning-wear__heading {
    font-family: var(--tt-font-shippori);
    font-size: 32px;
    font-weight: 600;
    line-height: 1.7;
    color: var(--tt-color-text);
    margin-bottom: 15px;
    border: none;
    padding-top: 0;
    margin-top: 0;
}

.tt-tuning-wear__heading ruby rt {
    font-size: 10px;
}

.tt-tuning-wear__desc {
    color: var(--tt-color-text);
    font-size: var(--tt-fz-body);
    line-height: 2;
}

.tt-tuning-wear__desc p {
    margin-bottom: 0;
}

.tt-tuning-wear__image {
    position: absolute;
    right: 0;
    top: -200px;
    width: 75%;
    max-width: 720px;
    z-index: 2;
}

.tt-tuning-wear__image img {
    width: 100%;
    height: auto;
}
.tt-tuning-wear__desc-highlight {
    font-weight: bold;
    font-size: large;
}
/* ==========================================================================
   CTA Rhythm（tuning wear後）
   ========================================================================== */
.tt-cta-rhythm {
    background: linear-gradient(to bottom, #ffffff 0%, #a3ccdd 20%, #3a6d9e 50%, #2d5a8e 100%);
    padding: 80px var(--tt-sp-md);
    text-align: center;
}

.tt-cta-rhythm__lead {
    font-family: var(--tt-font-shippori);
    font-size: 31px;
    color: var(--tt-color-white);
    letter-spacing: 0.15em;
    margin-bottom: 32px;
}

.tt-cta-rhythm__btn {
    display: inline-flex;
    align-items: center;
    gap: 16px;
    background: linear-gradient(100deg, #f2d279 0%, #e8b84b 35%, #d4943a 100%);
    color: var(--tt-color-text);
    font-family: var(--tt-font-shippori);
    font-size: 24px;
    letter-spacing: 0.1em;
    padding: 24px 60px;
    border-radius: 12px;
    text-decoration: none;
    transition: background 0.3s, color 0.3s, transform 0.3s;
    font-weight: bold;
}

.tt-cta-rhythm__btn:hover {
    background: linear-gradient(100deg, #f7dc8a 0%, #f0c85c 35%, #e0a240 100%);
    color: var(--tt-color-white);
    text-decoration: none;
    transform: translate(13px, 9px);
}

.tt-cta-rhythm__btn:hover::after {
    background-color: #fff;
}

.tt-cta-rhythm__btn::after {
    content: "";
    display: inline-block;
    width: 40px;
    height: 2px;
    background-color: var(--tt-color-dark);
    transition: background-color 0.3s;
}

/* ==========================================================================
   Difference（健康ウェア差別化）
   ========================================================================== */
.tt-difference {
    background: url(../images/bg_question.png) center top / cover no-repeat,   linear-gradient(to bottom, #5a9bb5 0%, #3a6d9e 40%, #369DC7 100%);
    color: var(--tt-color-white);
    text-align: center;
    padding: 100px 0 0;
    overflow: hidden;
}

.tt-difference__inner {
    max-width: var(--tt-content-width);
    margin: 0 auto;
    padding: 0 var(--tt-sp-md);
}

.tt-difference__heading {
    font-family: var(--tt-font-shippori);
    font-size:37px;
    font-weight: 600;
    line-height: 1.6;
    letter-spacing: 0.05em;
    border: none;
    margin: 0;
}

.tt-difference__line {
    width: 60px;
    border: none;
    border-top: 2px solid var(--tt-color-white);
    margin: 0px auto 30px;
}

.tt-difference__body {
    font-family: var(--tt-font-shippori);
    font-size: 18px;
    line-height: 2.2;
    letter-spacing: 0.05em;
}

.tt-difference__body p {
    margin: 0;
}

.tt-difference__body strong {
    font-weight: 700;
}

.tt-difference__body-sub {
    font-size: 15px;
}

.tt-difference__photos {
    width: 800px;
    margin: 60px auto 60px;
    padding: 0 var(--tt-sp-md);
}

.tt-difference__photo {
    width: 100%;
    height: auto;
    display: block;
}

/* ==========================================================================
   Evidence
   ========================================================================== */
.tt-evidence {
    position: relative;
    background-color: var(--tt-color-bg-light);
    padding: 100px 0 0;
    overflow: hidden;
}

.tt-evidence::before {
    content: "";
    position: absolute;
    inset: 0;
    background: url('../images/evidence_wave.png') no-repeat center / cover;
    opacity: 0.2;
    pointer-events: none;
    z-index: 0;
}

.tt-evidence__sidebar {
    position: absolute;
    left: 2%;
    top: 5%;
    writing-mode: vertical-lr;
    font-family: var(--tt-font-shippori);
    font-size: 20px;
    letter-spacing: 0.3em;
    color: var(--tt-color-navy);
    opacity: 0.6;
    white-space: nowrap;
}

.tt-evidence__label {
    display: inline-block;
    background-color: var(--tt-color-blue-gray);
    color: var(--tt-color-white);
    font-family: var(--tt-font-noto-serif);
    font-size: 20px;
    padding: 8px 35px;
    border-radius: 24px;
    letter-spacing: 0.1em;
    margin-left: 160px;
    margin-bottom: 5px;
}

/* 上部: 実証データ */
.tt-evidence__data {
    max-width: var(--tt-content-width);
    margin: 0 auto;
    padding: 0 var(--tt-sp-md) 0 80px;
    display: flex;
    gap: 60px;
    align-items: flex-start;
}

.tt-evidence__data-text {
    flex: 0 0 400px;
}

.tt-evidence__heading {
    font-family: var(--tt-font-shippori);
    font-size: 32px;
    font-weight: 600;
    line-height: 1.6;
    color: var(--tt-color-text);
    margin-bottom: 24px;
    border: none;
}

.tt-evidence__desc {
    font-size: 15px;
    line-height: 2;
    color: var(--tt-color-text);
}

.tt-evidence__hr {
    border: none;
    border-top: 1px solid #707070;
    margin: 20px 0;
}

.tt-evidence__note {
    font-size: 12px;
    line-height: 1.8;
    color: #383838;
}

.tt-evidence__data-chart {
    flex: 1;
    min-width: 0;
}

.tt-evidence__chart {
    width: 100%;
    height: auto;
}

/* 下部: 産婦人科医監修 */
.tt-evidence__doctor {
    position: relative;
    margin-top: 80px;
    padding:0px 0;
    background: url('../images/doctor_bg.png') right center / cover no-repeat;
}

.tt-evidence__doctor-inner {
    flex: 1;
    min-width: 0;
    background: #FFFFFF;
    opacity: 0.85;
    box-shadow: 0px 3px 3px rgba(0, 0, 0, 0.2);
    padding: 40px;
}

.tt-evidence__doctor-badge {
    display: inline-block;
    background-color: var(--tt-color-navy);
    color: var(--tt-color-white);
    font-family: var(--tt-font-shippori);
    font-size: 16px;
    padding: 8px 24px;
    border-radius: 24px;
    letter-spacing: 0.1em;
    margin-bottom: 24px;
}

.tt-evidence__doctor-heading {
    font-family: var(--tt-font-shippori);
    font-size: 32px;
    font-weight: 600;
    line-height: 1.6;
    color: var(--tt-color-text);
    margin: 0;
}

.tt-evidence__doctor-heading::after {
    border-bottom: none;
}

.tt-evidence__doctor-content {
    max-width: var(--tt-content-width);
    margin: 0 auto;
    padding: 0 var(--tt-sp-md);
    display: flex;
    gap: 40px;
    align-items: flex-start;
    position: relative;
    z-index: 2;
}

.tt-evidence__doctor-photos {
    position: relative;
    width: 300px;
    height: 400px;
    flex: 0 0 auto;
}

.tt-evidence__doctor-photo {
    position: absolute;
    border-radius: 50%;
    object-fit: cover;
}

/* doctor_1: 赤ちゃん（右上・小） */
.tt-evidence__doctor-photo:nth-child(1) {
    width: 200px;
    height: 200px;
    top: 30px;
    right: -70px;
    z-index: 1;
}

/* doctor_2: ドクター（左・大） */
.tt-evidence__doctor-photo:nth-child(2) {
    width: 320px;
    height: 320px;
    top: 215px;
    left: 30px;
}

/* doctor_3: 母子（右下・中） */
.tt-evidence__doctor-photo:nth-child(3) {
    width: 190px;
    height: 190px;
    top: 520px;
    right: -60px;
    z-index: 1;
}

.tt-evidence__doctor-text {
    font-family: var(--tt-font-shippori);
    font-weight: 500;
    font-size: 15px;
    line-height: 30px;
    color: #3B3B3B;
}

.tt-evidence__highlight {
    font-weight: 700;
    font-size: 17px;
    line-height: 38px;
    color: #346297;
    text-shadow: none;
}

.tt-evidence__doctor-closing {
    font-weight: 700;
    font-size: 17px;
    line-height: 38px;
    color: #346297;
    text-shadow: none;
}

.tt-evidence__doctor-text p {
    margin: 0 0 5px;
}

.tt-evidence__doctor-name {
    margin-top: 24px;
    font-size: 17px;
    text-shadow: none;
    text-align: right;
    font-weight: bold;
}
.tt-evidence__doctor-name span{
    font-size: 20px;
    font-weight: bold;
    padding-left: 10px;

}

.tt-evidence__doctor-mark {
    font-size: 10px;
    color: #383838;
    text-shadow: none;
}


/* ==========================================================================
   Rhythms イントロ（青背景）
   ========================================================================== */
.tt-rhythms-intro {
    background-color: var(--tt-color-navy);
    color: var(--tt-color-white);
    padding: 80px 0 60px;
    text-align: center;
}

.tt-rhythms-intro__inner {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--tt-sp-md);
}

.tt-rhythms-intro__logo {
    margin-bottom: 48px;
}

.tt-rhythms-intro__logo img {
    max-width: 400px;
    width: 80%;
    height: auto;
}

.tt-rhythms-intro__copy {
    /* margin-bottom: 48px; */
}

.tt-rhythms-intro__copy p {
    font-family: var(--tt-font-shippori);
    font-size: 20px;
    font-weight: 500;
    line-height: 2;
    letter-spacing: 0.05em;
    margin: 0;
}

.tt-rhythms-intro__copy ruby rt {
    font-size: 10px;
}

.tt-rhythms-intro__categories {
    display: none;
    justify-content: center;
    gap: 24px;
    margin-bottom: 32px;
}

.tt-rhythms-intro__cat {
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 4px;
    padding: 16px 24px;
    min-width: 140px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: inherit;
}

.tt-rhythms-intro__cat:hover {
    text-decoration: none;
    color: inherit;
}

.tt-rhythms-intro__cat-type {
    font-size: 14px;
    letter-spacing: 0.1em;
}

.tt-rhythms-intro__cat-divider {
    display: block;
    width: 30px;
    height: 1px;
    background-color: rgba(255, 255, 255, 0.5);
}

.tt-rhythms-intro__cat-use {
    font-size: 16px;
    font-weight: 500;
    letter-spacing: 0.1em;
    line-height: 1.4;
}

.tt-rhythms-intro__note {
    display: none;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    letter-spacing: 0.05em;
}

/* ==========================================================================
   Rhythms（3カード）
   ========================================================================== */
.tt-rhythms {
    position: relative;
    background-color: var(--tt-color-navy);
    padding: 0px 0 80px;
}

.tt-rhythms__sidebar {
    position: absolute;
    left: 2%;
    top: -25%;
    writing-mode: vertical-lr;
    font-family: var(--tt-font-shippori);
    font-size: 20px;
    letter-spacing: 0.3em;
    color: var(--tt-color-white);
    opacity: 0.6;
    white-space: nowrap;
}

.tt-rhythms__inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--tt-sp-md);
}

.tt-rhythms__cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

/* カード */
.tt-rhythms__card {
    text-align: center;
}

/* カテゴリラベル */
.tt-rhythms__cat-label {
    text-align: center;
    margin-bottom: 12px;
}

.tt-rhythms__cat-type {
    font-size: 16px;
    color: #FFFFFF;
    letter-spacing: 0.1em;
    margin: 0 0 15px;
    display: inline-block;
    position: relative;
    padding-bottom: 6px;
}

.tt-rhythms__cat-type::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 65px;
    height: 1px;
    background-color: #FFFFFF;
}

.tt-rhythms__cat-divider {
    font-size: 17px;
    color: #FFFFFF;
    margin: 4px 0;
    font-weight: bold;
}

.tt-rhythms__cat-use {
    font-size: 15px;
    color: #FFFFFF;
    letter-spacing: 0.1em;
    font-weight: 700;
    margin: 0 0 30px;
}

/* 写真 + SVGオーバーレイ */
.tt-rhythms__photo-wrap {
    position: relative;
    overflow: visible;
    margin-bottom: 0;
}

.tt-rhythms__photo {
    width: 100%;
    height: auto;
    display: block;
}

.tt-rhythms__overlay-text {
    position: absolute;
    top: -60px;
    width: 72px;
    height: auto;
    pointer-events: none;
    z-index: 1;
}

.tt-rhythms__overlay-text--1 {
    left: -36px;
}

.tt-rhythms__overlay-text--2 {
    right: -0px;
    width: 110px;
}

.tt-rhythms__overlay-text--3 {
    right: -35px;
}

/* 青ラベル */
.tt-rhythms__label {
    background-color: #0B2659;
    color: var(--tt-color-white);
    padding: 16px 20px;
    text-align: center;
    margin-top: 35px;
}

.tt-rhythms__label-en {
    display: block;
    font-family: var(--tt-font-shippori);
    font-size: 28px;
    font-weight: 400;
    letter-spacing: 0.1em;
    line-height: 1.3;
}

.tt-rhythms__label-ja {
    display: block;
    font-size: 12px;
    letter-spacing: 0.15em;
    margin-top: 4px;
    opacity: 0.85;
}

/* 説明テキスト */
.tt-rhythms__desc {
    padding: 24px 16px 16px;
    text-align: center;
}

.tt-rhythms__desc-lead {
    font-family: var(--tt-font-shippori);
    font-size: 20px;
    font-weight: 500;
    line-height: 2.3;
    color: var(--tt-color-white);
    margin: 0;
    text-shadow: 0px 3px 3px rgba(0, 0, 0, 0.5);
}

.tt-rhythms__desc-body {
    font-size: 15px;
    line-height: 1.9;
    color: var(--tt-color-white);
    margin: 12px 0 0;
    text-align: left;
    text-shadow: 0px 3px 3px rgba(0, 0, 0, 0.5);
}

/* ベネフィットタグ */
.tt-rhythms__tags {
    display: inline-grid;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    padding: 0 8px;
    margin-top: 8px;
}

.tt-rhythms__tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--tt-color-white);
    border: 1px solid #ddd;
    border-radius: 20px;
    padding: 6px 16px;
    letter-spacing: 0.05em;
}

.tt-rhythms__tag::before {
    content: "▶";
    font-size: 8px;
    color: var(--tt-color-white);
}
.tt-rhythms__desc-mark {
    text-align: center;
    font-size: 15px;
    color: var(--tt-color-white);

}
/* ==========================================================================
   CTA Rhythms（Rhythms後）
   ========================================================================== */
.tt-cta-rhythms {
    background: linear-gradient(135deg, #5a9bb5 0%, #3a6d9e 40%, #2d5a8e 100%);
    padding: 80px var(--tt-sp-md);
    text-align: center;
}

.tt-cta-rhythms__lead {
    font-family: var(--tt-font-shippori);
    font-size: 20px;
    color: var(--tt-color-white);
    letter-spacing: 0.15em;
    margin-bottom: 32px;
}

.tt-cta-rhythms__btn {
    display: inline-flex;
    align-items: center;
    gap: 16px;
    background: transparent;
    color: #393939;
    font-family: var(--tt-font-shippori);
    font-size: 24px;
    letter-spacing: 0.1em;
    padding: 24px 60px;
    border: 2px solid #383838;
    border-radius: 0;
    text-decoration: none;
    transition: background 0.3s, color 0.3s;
}

.tt-cta-rhythms__btn:hover {
    background: transparent;
    border-color: #fff;
    color: #fff;
    text-decoration: none;
}

.tt-cta-rhythms__btn:hover::after {
    background-color: transparent;
    border: 2px solid #fff;
    height: 0;
}

.tt-cta-rhythms__btn::after {
    content: "";
    display: inline-block;
    width: 61.8px;
    height: 2px;
    background-color: #383838;
    transition: background-color 0.3s;
}

/* ==========================================================================
   Message
   ========================================================================== */
.tt-message {
    position: relative;
    background: url('../images/bg_message.png') center top / cover no-repeat;
    color: var(--tt-color-white);
    padding: 80px 0 80px;
    overflow: hidden;
}

.tt-message__sidebar {
    position: absolute;
    left: 2%;
    top: 7%;
    transform: translateY(-50%);
    writing-mode: vertical-lr;
    font-family: var(--tt-font-shippori);
    font-size: 20px;
    letter-spacing: 0.3em;
    color: var(--tt-color-white);
    opacity: 0.6;
    white-space: nowrap;
    
}

.tt-message__inner {
    max-width: var(--tt-content-width);    
    margin: 0 auto;
    /* padding: 0 var(--tt-sp-md); */
}

/* --- 上部: テキスト + 丸画像 --- */
.tt-message__upper {
    display: flex;
    align-items: flex-start;
    gap: 60px;
    margin-bottom: 80px;
}

.tt-message__text {
    flex: 1;
    min-width: 0;
}

.tt-message__from {
    font-family: var(--tt-font-shippori);
    font-size: 16px;
    letter-spacing: 0.1em;
    margin: 0 0 5px;
}

.tt-message__hr {
    border: none;
    height: 1px;
    background-color: rgba(255, 255, 255, 0.5);
    width: 120px;
    margin: 0 0 40px;
}

.tt-message__heading {
    font-family: var(--tt-font-shippori);
    font-size: 32px;
    font-weight: 600;
    line-height: 1.6;
    letter-spacing: 0.08em;
    margin: 0 0 0px;
    border: none;
    padding: 0 0 10px;
}
.tt-message__body {    
    width: 520px;
}

.tt-message__body p {
    font-size: 15px;
    line-height: 2;
    letter-spacing: 0.05em;
    margin: 0 0 8px;
}

/* --- 丸画像（上部: circle--1 のみ） --- */
.tt-message__circles--sp {
    display: none;
}

.tt-message__circles {
    flex: 0 0 auto;
    position: relative;
    width: 450px;
    height: 200px;
}

.tt-message__circle {
    position: absolute;
    overflow: hidden;
}

.tt-message__circle img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.tt-message__circle--1 {
    width: 533px;
    height: 520px;
    top: 0;
    right: 0;
}

.tt-message__circle--2 {
    width: 415px;
    height: 378px;
    top: 145px;
    right: -65px;
    z-index: 2;
}

.tt-message__circle--3 {
    width: 267px;
    height: 277px;
    top: -70px;
    right: 20px;
}

.tt-message__circle--4 {
    width: 290px;
    height: 288px;
    top: 40px;
    left: -46px;
}

/* --- 下部: 商品画像 + テキスト --- */
.tt-message__lower {
    display: flex;
    align-items: baseline;
    gap: 60px;
    /* margin-bottom: 58px; */
}

.tt-message__products {
    flex: 0 0 auto;
    position: relative;
    width: 360px;
    height: 400px;
}

.tt-message__answer {
    flex: 1;
    min-width: 0;
    padding-top: 20px;
}

.tt-message__subheading {
    font-family: var(--tt-font-shippori);
    font-size: 28px;
    font-weight: 600;
    line-height: 1.6;
    letter-spacing: 0.08em;
    margin: 65px 0 5px;
}

.tt-message__subheading::after {
    border: none;
}
.tt-message__body-2 {
    display: inline-block;
    background-color: rgb(0 0 0 / 20%);
    padding: 2px 3px;
}

.tt-message__sp-product {
    display: none;
}

.tt-message__body-2 p {
    font-size: 15px;
    line-height: 2;
    letter-spacing: 0.05em;
    margin: 0 0 8px;
}

.tt-message__cta-text {
    font-family: var(--tt-font-noto-serif);
    font-size: 22px;
    font-weight: 600;
    line-height: 1.8;
    letter-spacing: 0.08em;
    margin: 0px 10px 0;
}

.tt-message__cta-text ruby rt {
    font-size: 10px;
}

.tt-message__body-2 ruby rt {
    font-size: 10px;
}

/* --- 商品仕様 --- */
.tt-message__specs {
    max-width: 500px;
}

.tt-message__spec-list {
    margin: 0;
}

.tt-message__spec-row {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 8px;
    padding: 2px 0;
    font-size: 13px;
    letter-spacing: 0.05em;
}

.tt-message__spec-row dt {
    flex: 0 0 auto;
    white-space: nowrap;
    border: none;
}

.tt-message__spec-row dt::after {
    margin-left: 8px;
}

.tt-message__spec-row dd {
    margin: 0;
}

/* ==========================================================================
   Voice（ユーザーの声）
   ========================================================================== */
.tt-voices {
    position: relative;
    background: url('../images/bg_message.png') center bottom / cover no-repeat;
    color: var(--tt-color-white);
    padding: 0px 0 80px;
    overflow: hidden;
}

.tt-voices__sidebar {
    position: absolute;
    left: 2%;
    top: 10%;
    transform: translateY(-50%);
    writing-mode: vertical-lr;
    font-family: var(--tt-font-shippori);
    font-size: 20px;
    letter-spacing: 0.3em;
    color: var(--tt-color-white);
    opacity: 0.6;
    white-space: nowrap;
}

.tt-voices__inner {
    max-width: var(--tt-content-width);
    margin: 0 auto;
    padding: 40px var(--tt-sp-md);
}

.tt-voices__heading {
    text-align: center;
    font-family: var(--tt-font-shippori);
    font-size: 28px;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--tt-color-white);
    margin: 0 0 8px;
    border: none;
    padding-top: 0;
    margin-top: 0;
}

.tt-voices__heading::after {
    content: "";
    display: block;
    width: 60px;
    height: 1px;
    background-color: var(--tt-color-white);
    margin: 16px auto 48px;
}

.tt-voices__slider-wrap {
    position: relative;
    padding: 0 48px;
}

.tt-voices__slider {
    overflow: hidden;
    height: 540px;
}

.tt-voices__slider .swiper-slide {
    display: flex;
    align-items: center;
    justify-content: center;
}

.tt-voices__card {
    background-color: rgba(255, 255, 255, 0.95);
    border-radius: 16px;
    padding: 24px 32px;
    position: relative;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
    width: 530px;
    max-width: 100%;
    display: flex;
    flex-direction: column;
}

.tt-voices__badge {
    display: inline-block;
    background-color: var(--tt-color-blue-gray);
    color: var(--tt-color-white);
    font-size: 12px;
    padding: 4px 16px;
    border-radius: 20px;
    letter-spacing: 0.05em;
    white-space: nowrap;
    position: absolute;
    top: -12px;
    left: 32px;
}

.tt-voices__text {
    font-family: var(--tt-font-shippori);
    font-size: 15px;
    font-weight: 600;
    line-height: 1.8;
    color: var(--tt-color-text);
    margin: 0;
}

.tt-voices__arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    z-index: 10;
    padding: 8px;
    width: 40px;
    height: 40px;
}

.tt-voices__arrow img {
    width: 100%;
    height: auto;
}

.tt-voices__arrow--prev {
    left: 0;
}

.tt-voices__arrow--next {
    right: 0;
}

.tt-voices__note {
    text-align: center;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
    margin: 24px 0 0;
}

.tt-voices__cta {
    text-align: center;
    margin-top: var(--tt-sp-lg);
}

/* ==========================================================================
   FAQ（よくある質問）
   ========================================================================== */
.tt-faq {
    position: relative;
    background-color: var(--tt-color-bg-light);
    padding: 100px 0 80px;
}

.tt-faq__sidebar {
    position: absolute;
    left: 2%;
    top: 10%;
    writing-mode: vertical-lr;
    font-family: var(--tt-font-shippori);
    font-size: 20px;
    letter-spacing: 0.3em;
    color: var(--tt-color-navy);
    opacity: 0.6;
    white-space: nowrap;
}

.tt-faq__inner {
    max-width: 860px;
    margin: 0 auto;
    padding: 0 var(--tt-sp-md);
}

.tt-faq__heading {
    text-align: center;
    font-family: var(--tt-font-shippori);
    font-size: 32px;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--tt-color-text);
    margin: 0 0 48px;
    border: none;
    padding-top: 0;
    margin-top: 0;
}

.tt-faq__list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.tt-faq__item {
    background-color: var(--tt-color-white);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    overflow: hidden;
}

.tt-accordion__trigger {
    width: 100%;
    background: none;
    border: none;
    padding: 15px 24px;
    display: flex;
    align-items: center;
    gap: 16px;
    cursor: pointer;
    font-family: var(--tt-font-noto-serif);
    font-size: var(--tt-fz-body);
    color: var(--tt-color-text);
    text-align: left;
}

.tt-faq__q-circle {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: var(--tt-color-blue-gray);
    color: var(--tt-color-white);
    font-family: var(--tt-font-shippori);
    font-size: 16px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tt-faq__question {
    flex: 1;
    font-size: 15px;
    line-height: 1.6;
}

/* +/× アイコン（CSS のみ） */
.tt-accordion__plus {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    position: relative;
    color: var(--tt-color-blue-gray);
}

.tt-accordion__plus::before,
.tt-accordion__plus::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    background-color: var(--tt-color-blue-gray);
    transition: transform 0.3s ease;
}

.tt-accordion__plus::before {
    width: 16px;
    height: 2px;
    transform: translate(-50%, -50%);
}

.tt-accordion__plus::after {
    width: 2px;
    height: 16px;
    transform: translate(-50%, -50%);
}

/* アクティブ状態（開いた時） */
.tt-accordion__trigger.is-active {
    background-color: var(--tt-color-blue-gray);
    border-radius: 8px 8px 0 0;
}

.tt-accordion__trigger.is-active .tt-faq__q-circle {
    background-color: #fff;
    color: var(--tt-color-blue-gray);
}

.tt-accordion__trigger.is-active .tt-faq__question {
    color: #fff;
}

.tt-accordion__trigger.is-active .tt-accordion__plus::before {
    background-color: #fff;
}

.tt-accordion__trigger.is-active .tt-accordion__plus::after {
    background-color: #fff;
    transform: translate(-50%, -50%) rotate(90deg);
}

.tt-accordion__content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

.tt-accordion__content p {
    padding: 24px 24px ;
    line-height: 1.8;
    font-size: var(--tt-fz-body);
    color: var(--tt-color-text);
}

.tt-faq__note {
    font-size: 12px;
    color: #888;
    padding-top: 0;
}

/* ==========================================================================
   Closing（CTA3）
   ========================================================================== */
.tt-closing {
    position: relative;
    overflow: hidden;
    min-height: 600px;
}

.tt-closing__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}

.tt-closing__bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: 70% bottom;
    display: block;
    transform: scale(2.3);
    transform-origin: 70% bottom;
}

.tt-closing__content {
    position: relative;
    z-index: 1;
    /* display: flex; */
    flex-direction: column;
    align-items: flex-end;
    /* justify-content: center; */
    min-height: 465px;
    padding: 0px 13% 0 36%;
    color: var(--tt-color-white);
}

.tt-closing__lead {
    display: flex;
    align-items: center;
    gap: 16px;
    font-family: var(--tt-font-shippori);
    font-size: 20px;
    letter-spacing: 0.05em;
    margin: 60px 0 32px;
    text-shadow: 0 1px 6px rgba(0, 0, 0, 0.35);
}

.tt-closing__lead-line {
    display: inline-block;
    width: 48px;
    height: 1px;
    background-color: var(--tt-color-white);
    flex-shrink: 0;
}

.tt-closing__heading {
    font-family: var(--tt-font-shippori);
    font-size: 37px;
    font-weight: 700;
    line-height: 1.8;
    letter-spacing: 0.08em;
    margin: 0 0 40px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.35);
    border: none;
    padding-top: 0;
    margin-top: 0;
}

.tt-closing__heading span {
    display: inline-block;
    background-color:rgb(65 65 65 / 44%);
    mix-blend-mode: multiply;
    padding: 2px 3px;
    margin-bottom: 15px;
    white-space: nowrap;
}

.tt-closing__cta {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 0 13% 0px;
    color: var(--tt-color-white);
}

.tt-closing__sub {
    font-family: var(--tt-font-shippori);
    font-size: 26px;
    letter-spacing: 0.1em;
    margin-bottom: 12px;
    text-shadow: 0 1px 6px rgba(0, 0, 0, 0.35);
    display: inline-block;
    background-color:rgb(72 72 72 / 44%);
    mix-blend-mode: multiply;
    padding: 2px 3px;
}

.tt-closing__btn {
    display: inline-flex;
    align-items: center;
    gap: 16px;
    background-color: #7FB3C2;
    color: var(--tt-color-white);
    font-family: var(--tt-font-shippori);
    font-size: 22px;
    font-weight: 600;
    letter-spacing: 0.2em;
    padding: 28px 130px;
    border-radius: 12px;
    text-decoration: none!important;
    transition: background-color 0.3s ease, transform 0.3s ease;
    filter: drop-shadow(5px 5px 14px rgba(0, 0, 0, 0.16));
    margin-bottom: 2%;

}

.tt-closing__btn:hover {
    background-color: #1480A0;
    transform: translate(13px, 9px);
    color: inherit;
}

.tt-closing__btn-line {
    display: inline-block;
    width: 40px;
    height: 1px;
    background-color: var(--tt-color-white);
}

.tt-closing__btn-sp {
    display: none;
}

.tt-closing__btn-pc {
    display: inline-flex;
    align-items: center;
    gap: 16px;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.tt-footer {
    background-color: var(--tt-color-navy);
    color: var(--tt-color-white);
}

.tt-footer__inner {
    max-width: var(--tt-content-width);
    margin: 0 auto;
    padding: 40px var(--tt-sp-md) 20px;
    text-align: center;
}

.tt-footer__logo {
    margin-bottom: 48px;
}

.tt-footer__logo-img {
    width: 255px;
    height: auto;
}

.tt-footer__nav {
    margin-bottom: 40px;
}

.tt-footer__nav ul {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.tt-footer__nav a {
    font-family: var(--tt-font-shippori);
    font-size: 14px;
    letter-spacing: 0.15em;
    color: var(--tt-color-white);
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.tt-footer__nav a:hover {
    opacity: 0.7;
}

.tt-footer__cta {
    margin-bottom: 48px;
}

.tt-footer__shop-btn {
    display: inline-block;
    padding: 14px 56px;
    background-color: var(--tt-color-white);
    color: var(--tt-color-navy)!important;
    font-family: var(--tt-font-shippori);
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-decoration: none!important;
    border-radius: 2px;
    transition: background-color 0.3s ease, transform 0.3s ease;
    box-shadow: 0px 3px 6px rgba(0, 0, 0, 0.16);

}

.tt-footer__shop-btn:hover {
    background-color: #E2E2E2;
    transform: translateY(-2px);

}

.tt-footer__copy {
    font-size: 10px;
    letter-spacing: 0.08em;
    color: rgba(255, 255, 255, 0.6);
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.tt-btn {
    display: inline-block;
    padding: 16px 40px;
    font-size: var(--tt-fz-body);
    font-family: var(--tt-font-noto-serif);
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    text-align: center;
    letter-spacing: 0.1em;
    color: var(--tt-color-bg-light)!important;
    text-decoration: none;
}

/* 1. オレンジグラデボタン */
.tt-btn--orange-grad {
    background: linear-gradient(135deg, var(--tt-color-orange-start), var(--tt-color-orange-end));
    color: var(--tt-color-white);
}

.tt-btn--orange-grad:hover {
    opacity: 0.85;
    transform: translateY(-2px);
}

/* 2. 単色紺ボタン */
.tt-btn--navy {
    background-color: var(--tt-color-navy);
    color: var(--tt-color-white);
}

.tt-btn--navy:hover {
    opacity: 0.85;
    transform: translateY(-2px);
}

/* 3. shop now ボタン */
.tt-btn--shop {
    background-color: var(--tt-color-navy);
    color: var(--tt-color-white);
    letter-spacing: 0.15em;
}

.tt-btn--shop:hover {
    background: #063060;
    text-decoration: none;
}

/* 4. shop now ホワイトボタン */
.tt-btn--shop-white {
    background-color: var(--tt-color-white);
    color: var(--tt-color-text);
    border: 1px solid var(--tt-color-text);
    letter-spacing: 0.15em;
}

.tt-btn--shop-white:hover {
    background-color: var(--tt-color-text);
    color: var(--tt-color-white);
}

/* ==========================================================================
   Animations - Base System
   ========================================================================== */

/* --- Default: Fade Up (upgraded easing) --- */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity var(--tt-duration-normal) var(--tt-ease-out-expo),
                transform var(--tt-duration-normal) var(--tt-ease-out-expo);
}

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

/* --- Directional Variants --- */
.fade-in--left {
    opacity: 0;
    transform: translateX(-60px);
    transition: opacity var(--tt-duration-normal) var(--tt-ease-out-expo),
                transform var(--tt-duration-normal) var(--tt-ease-out-expo);
}

.fade-in--left.is-visible {
    opacity: 1;
    transform: translateX(0);
}

.fade-in--right {
    opacity: 0;
    transform: translateX(60px);
    transition: opacity var(--tt-duration-normal) var(--tt-ease-out-expo),
                transform var(--tt-duration-normal) var(--tt-ease-out-expo);
}

.fade-in--right.is-visible {
    opacity: 1;
    transform: translateX(0);
}

/* --- Scale Reveal --- */
.fade-in--scale {
    opacity: 0;
    transform: scale(0.92);
    transition: opacity var(--tt-duration-slow) var(--tt-ease-out-expo),
                transform var(--tt-duration-slow) var(--tt-ease-out-expo);
}

.fade-in--scale.is-visible {
    opacity: 1;
    transform: scale(1);
}

/* --- Clip Reveal (text reveal from bottom) --- */
.fade-in--clip {
    clip-path: inset(100% 0 0 0);
    transition: clip-path var(--tt-duration-slow) var(--tt-ease-out-expo);
}

.fade-in--clip.is-visible {
    clip-path: inset(0 0 0 0);
}

/* --- Clip Reveal from Left (horizontal wipe) --- */
.fade-in--clip-left {
    clip-path: inset(0 100% 0 0);
    transition: clip-path var(--tt-duration-slow) var(--tt-ease-out-expo);
}

.fade-in--clip-left.is-visible {
    clip-path: inset(0 0 0 0);
}

/* --- Blur In --- */
.fade-in--blur {
    opacity: 0;
    filter: blur(8px);
    transition: opacity var(--tt-duration-slow) var(--tt-ease-out-expo),
                filter var(--tt-duration-slow) var(--tt-ease-out-expo);
}

.fade-in--blur.is-visible {
    opacity: 1;
    filter: blur(0);
}

/* --- Line Expand (for hr / decorative lines) --- */
.fade-in--line {
    transform: scaleX(0);
    transform-origin: center;
    transition: transform var(--tt-duration-normal) var(--tt-ease-out-expo);
}

.fade-in--line.is-visible {
    transform: scaleX(1);
}

/* ==========================================================================
   Animations - Stagger (data-attribute driven)
   ========================================================================== */
[data-stagger-delay="1"] { transition-delay: 0.1s; }
[data-stagger-delay="2"] { transition-delay: 0.2s; }
[data-stagger-delay="3"] { transition-delay: 0.3s; }
[data-stagger-delay="4"] { transition-delay: 0.4s; }
[data-stagger-delay="5"] { transition-delay: 0.5s; }
[data-stagger-delay="6"] { transition-delay: 0.6s; }

/* ==========================================================================
   Animations - Parallax
   ========================================================================== */
.tt-parallax {
    will-change: transform;
}

/* ==========================================================================
   Animations - Floating (continuous, for circular images)
   ========================================================================== */
@keyframes tt-float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

@keyframes tt-float-slow {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-8px) rotate(1deg); }
}

.tt-float--on-visible {
    animation: none;
}

.tt-float--on-visible.is-visible {
    animation: tt-float 4s var(--tt-ease-in-out-sine) infinite;
    animation-delay: 0.8s;
}

/* ==========================================================================
   Animations - CTA Button Shimmer
   ========================================================================== */
@keyframes tt-shimmer {
    0% { left: -100%; }
    100% { left: 200%; }
}

.tt-btn--orange-grad {
    position: relative;
    overflow: hidden;
    animation: tt-pulse-glow 2.5s ease-in-out infinite;
}

.tt-btn--orange-grad::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 60%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.25),
        transparent
    );
    animation: tt-shimmer 3s var(--tt-ease-in-out-sine) infinite;
    pointer-events: none;
    z-index: 1;
}

.tt-cta-rhythm__btn {
    position: relative;
    overflow: hidden;
}

.tt-cta-rhythm__btn::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 60%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.2),
        transparent
    );
    animation: tt-shimmer 3.5s var(--tt-ease-in-out-sine) infinite;
    pointer-events: none;
    z-index: 1;
}

/* ==========================================================================
   Animations - CTA Button Pulse Glow
   ========================================================================== */
@keyframes tt-pulse-glow {
    0%, 100% { box-shadow: 0 0 0 0 rgba(247, 147, 30, 0.4); }
    50% { box-shadow: 0 0 20px 8px rgba(247, 147, 30, 0.15); }
}

/* ==========================================================================
   Animations - Scroll Progress Bar
   ========================================================================== */
.tt-scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, var(--tt-color-navy), var(--tt-color-blue-gray));
    z-index: 1001;
    transition: width 0.05s linear;
    pointer-events: none;
}

/* ==========================================================================
   Animations - Hero Sequence
   ========================================================================== */
@keyframes tt-hero-bg-zoom {
    from { transform: scale(1.08); }
    to { transform: scale(1); }
}

.tt-hero__bg {
    animation: tt-hero-bg-zoom 2.5s var(--tt-ease-out-expo) forwards;
}

.tt-hero__catchcopy {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 1s var(--tt-ease-out-expo) 0.5s,
                transform 1s var(--tt-ease-out-expo) 0.5s;
}

.tt-hero__subtitle {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 1s var(--tt-ease-out-expo) 0.9s,
                transform 1s var(--tt-ease-out-expo) 0.9s;
}

.tt-hero__logo {
    opacity: 0;
    transform: translateY(20px) scale(0.95);
    transition: opacity 1s var(--tt-ease-out-expo) 1.3s,
                transform 1s var(--tt-ease-out-expo) 1.3s;
}

.tt-hero.is-loaded .tt-hero__catchcopy,
.tt-hero.is-loaded .tt-hero__subtitle {
    opacity: 1;
    transform: translateY(0);
}

.tt-hero.is-loaded .tt-hero__logo {
    opacity: 1;
    transform: translateY(0) scale(1);
}

/* ==========================================================================
   Animations - Wave Overlay Drift
   ========================================================================== */
@keyframes tt-wave-drift {
    0% { transform: translateX(0) translateY(0); }
    50% { transform: translateX(-15px) translateY(-5px); }
    100% { transform: translateX(0) translateY(0); }
}

.tt-hero__wave {
    animation: tt-wave-drift 8s var(--tt-ease-in-out-sine) infinite;
}

/* ==========================================================================
   Animations - Doctor Photos Cascade
   ========================================================================== */
.tt-evidence__doctor-photo {
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.6s var(--tt-ease-out-expo),
                transform 0.6s var(--tt-ease-out-expo);
}

.tt-evidence__doctor-photos.is-visible .tt-evidence__doctor-photo:nth-child(1) {
    opacity: 1;
    transform: scale(1);
    transition-delay: 0.2s;
}

.tt-evidence__doctor-photos.is-visible .tt-evidence__doctor-photo:nth-child(2) {
    opacity: 1;
    transform: scale(1);
    transition-delay: 0.5s;
}

.tt-evidence__doctor-photos.is-visible .tt-evidence__doctor-photo:nth-child(3) {
    opacity: 1;
    transform: scale(1);
    transition-delay: 0.8s;
}

/* ==========================================================================
   Animations - Sidebar Labels
   ========================================================================== */
.tt-tuning-wear__sidebar,
.tt-evidence__sidebar,
.tt-rhythms__sidebar,
.tt-message__sidebar,
.tt-voices__sidebar,
.tt-faq__sidebar {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 1.2s var(--tt-ease-out-quart),
                transform 1.2s var(--tt-ease-out-quart);
}

.tt-tuning-wear__sidebar.is-visible,
.tt-evidence__sidebar.is-visible,
.tt-rhythms__sidebar.is-visible,
.tt-message__sidebar.is-visible,
.tt-voices__sidebar.is-visible,
.tt-faq__sidebar.is-visible {
    opacity: 0.6;
    transform: translateY(0);
}

/* ==========================================================================
   Animations - Message Circles Stagger
   ========================================================================== */
.tt-message__circle.fade-in--scale:nth-child(1) { transition-delay: 0.1s; }
.tt-message__circle.fade-in--scale:nth-child(2) { transition-delay: 0.3s; }
.tt-message__circle.fade-in--scale:nth-child(3) { transition-delay: 0.5s; }
.tt-message__circle.fade-in--scale:nth-child(4) { transition-delay: 0.7s; }

/* ==========================================================================
   Animations - FAQ Items Cascade
   ========================================================================== */
.tt-faq__item {
    opacity: 0;
    transform: translateX(-20px);
    transition: opacity 0.5s var(--tt-ease-out-expo),
                transform 0.5s var(--tt-ease-out-expo);
}

.tt-faq__list.is-visible .tt-faq__item:nth-child(1) { opacity: 1; transform: translateX(0); transition-delay: 0.1s; }
.tt-faq__list.is-visible .tt-faq__item:nth-child(2) { opacity: 1; transform: translateX(0); transition-delay: 0.15s; }
.tt-faq__list.is-visible .tt-faq__item:nth-child(3) { opacity: 1; transform: translateX(0); transition-delay: 0.2s; }
.tt-faq__list.is-visible .tt-faq__item:nth-child(4) { opacity: 1; transform: translateX(0); transition-delay: 0.25s; }
.tt-faq__list.is-visible .tt-faq__item:nth-child(5) { opacity: 1; transform: translateX(0); transition-delay: 0.3s; }
.tt-faq__list.is-visible .tt-faq__item:nth-child(6) { opacity: 1; transform: translateX(0); transition-delay: 0.35s; }
.tt-faq__list.is-visible .tt-faq__item:nth-child(7) { opacity: 1; transform: translateX(0); transition-delay: 0.4s; }
.tt-faq__list.is-visible .tt-faq__item:nth-child(8) { opacity: 1; transform: translateX(0); transition-delay: 0.45s; }
.tt-faq__list.is-visible .tt-faq__item:nth-child(9) { opacity: 1; transform: translateX(0); transition-delay: 0.5s; }
.tt-faq__list.is-visible .tt-faq__item:nth-child(10) { opacity: 1; transform: translateX(0); transition-delay: 0.55s; }

/* ==========================================================================
   Animations - Rhythms Cards Stagger
   ========================================================================== */
.tt-rhythms__card.fade-in--left:nth-child(1) { transition-delay: 0.1s; }
.tt-rhythms__card.fade-in--left:nth-child(2) {
    opacity: 0;
    transform: translateY(30px);
    transition-delay: 0.25s;
}
.tt-rhythms__card.fade-in--left:nth-child(2).is-visible {
    opacity: 1;
    transform: translateY(0);
}
.tt-rhythms__card.fade-in--left:nth-child(3) {
    opacity: 0;
    transform: translateX(60px);
    transition-delay: 0.4s;
}
.tt-rhythms__card.fade-in--left:nth-child(3).is-visible {
    opacity: 1;
    transform: translateX(0);
}

/* ==========================================================================
   Animations - Rhythms Tags Micro-animation
   ========================================================================== */
.tt-rhythms__tag {
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.4s var(--tt-ease-out-quart),
                transform 0.4s var(--tt-ease-out-quart);
}

.tt-rhythms__card.is-visible .tt-rhythms__tag:nth-child(1) { opacity: 1; transform: translateY(0); transition-delay: 0.6s; }
.tt-rhythms__card.is-visible .tt-rhythms__tag:nth-child(2) { opacity: 1; transform: translateY(0); transition-delay: 0.7s; }
.tt-rhythms__card.is-visible .tt-rhythms__tag:nth-child(3) { opacity: 1; transform: translateY(0); transition-delay: 0.8s; }

/* ==========================================================================
   Lightning テーマのデフォルトスタイルを打ち消し
   ========================================================================== */
.test-top-page .siteHeader,
.test-top-page .siteFooter,
.test-top-page .breadSection,
.test-top-page .siteContent,
.test-top-page #vk-mobile-nav-menu-btn {
    display: none !important;
}

/* ==========================================================================
   Responsive - SP (max-width: 768px)
   ========================================================================== */
@media (max-width: 768px) {
    :root {
        --tt-fz-h1: 28px;
        --tt-fz-h2: 22px;
        --tt-fz-h3: 16px;
        --tt-fz-body: 14px;
        --tt-fz-small: 12px;
        --tt-sp-xl: 40px;
    }

    /* Header SP ----------------------------------- */
    .tt-header__inner {
        padding: 0 16px;
        height: 45px;
    }

    .tt-header__logo-img {
        width: 175px;
        height: 22px;
    }

    /* SP: Shop Now ボタン非表示 */
    .tt-header__shop-btn {
        display: none;
    }

    /* SP: Navigation drawer（PC dropdown → SP slide drawer） */
    .tt-gnav {
        position: fixed;
        top: 0;
        right: -100%;
        left: auto;
        width: 80%;
        max-width: 360px;
        height: 100vh;
        background: var(--tt-color-white);
        padding: 100px var(--tt-sp-lg) var(--tt-sp-lg);
        box-shadow: -4px 0 20px rgba(0, 0, 0, 0.15);
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        transition: right 0.3s ease;
        overflow-y: auto;
    }

    .tt-gnav.is-open {
        right: 0;
    }

    .tt-gnav__list li {
        border-top: none;
        border-bottom: 1px solid #eee;
    }

    .tt-gnav__list a {
        text-align: left;
        padding: var(--tt-sp-sm) 0;
        font-family: var(--tt-font-noto-serif);
        font-size: var(--tt-fz-body);
        letter-spacing: 0;
    }

    .tt-gnav__btn {
        margin-top: var(--tt-sp-lg);
    }

    /* FV Wrapper SP（ヒーロー＋イントロを1ブロック化） ---- */
    .tt-fv {
        background-color: #0d0d1a;
    }

    /* Hero SP ------------------------------------ */
    .tt-hero {
        min-height: auto;
        display: block;
        background: none;
    }

    .tt-hero__bg {
        position: relative;
        width: 100%;
        height: auto;
    }

    .tt-hero__visual {
        display: block;
        width: 100%;
        height: auto;
        object-fit: initial;
    }

    .tt-hero__content {
        position: absolute;
        top: 33vw;
        left: 0;
        right: 0;
        padding: 0 var(--tt-sp-sm) 40px;
        gap: 2.5vw;
    }

    .tt-hero__catchcopy {
        width: clamp(160px, 55vw, 200px);
        margin-bottom: 6%;
    }

    .tt-hero__subtitle {
        width: clamp(150px, 60vw, 220px);
        margin-bottom: 1%;
    }

    .tt-hero__logo {
        width: clamp(180px, 70vw, 320px);
    }

    /* Intro SP（ヒーローと隙間なく接続） ------------- */
    .tt-intro {
        padding-top: 0;
        padding-bottom: var(--tt-sp-lg);
    }

    /* SPでも横並びを維持（テキスト + 円形写真） */
    .tt-intro__block {
        flex-direction: row;
        flex-wrap: wrap;
        /* padding: var(--tt-sp-lg) var(--tt-sp-sm); */
        /* gap: 16px; */
    }

    .tt-intro__text {
        flex: 1 1 55%;
        min-width: 180px;
    }

    /* 1つ目: SP */
    .tt-intro__origin {
        position: relative;
        gap: 16px;
        width: 100%;
        max-width: none;
    }

    .tt-intro__origin-text {
        flex: 1 1 100%;
        min-width: 0;
    }

    .tt-intro__origin .tt-intro__visual {
        position: absolute;
        top: -72px;
        right: -68px;
    }

    /* SP: 1つ目 circles */
    .tt-intro__origin .tt-intro__circles {
        width: 130px;
        top: 0;
        right: 0;
    }

    /* 2つ目: SP */
    .tt-intro__banbutsu {
        position: relative;
        display: flex;
        flex-wrap: wrap;
    }

    .tt-intro__banbutsu .tt-intro__visual {
        position: absolute;
        top: 0;
        right: -40px;
        grid-column: unset;
        grid-row: unset;
    }

    /* SP: 2つ目 circles */
    .tt-intro__banbutsu .tt-intro__circles {
        width: 180px;
        top: -50px;
        right: -42px;
        left: initial;
    }

    .tt-intro__banbutsu .tt-intro__text {
        grid-column: unset;
        grid-row: unset;
    }

    .tt-intro__body-wrap {
        flex: 0 0 100%;
        grid-column: unset;
        grid-row: unset;
    }

    .tt-intro__heading-img {
        margin-bottom: 0px;
        margin-top: 45px;
        width: 70%;
    }

    .tt-intro__banbutsu .tt-intro__heading-img {
        width:180px;
    }

    .tt-intro__lead {
        font-size: var(--tt-fz-body);
        margin-bottom: 8px;
    }

    .tt-intro__body {
        font-size: var(--tt-fz-body);
        line-height: 1.8;
        width: 100%;
        margin-top: 10px;
    }

    .tt-intro__product {
        padding: var(--tt-sp-lg) var(--tt-sp-sm);
    }

    .tt-intro__product-img {
        max-width: 280px;
        width: 85%;
    }

    /* Tuning Wear SP ----------------------------- */
    .tt-tuning-wear {
        padding: 0 0 40px;
        padding-left: 0;
    }

    .tt-tuning-wear__sidebar {
        display: none;
    }

    .tt-tuning-wear__inner {
        display: flex;
        flex-direction: column-reverse;
        gap: 0px 24px;
    }

    .tt-tuning-wear__content {
        width: 100%;
        text-align: center;
    }

    .tt-tuning-wear__heading {
        font-size: 22px;
    }

    .tt-tuning-wear__desc {
        text-align: left;
        font-size: var(--tt-fz-body);
    }

    .tt-tuning-wear__image {
        position: relative;
        top: -160px;
        right: -20px;
        width: 100%;
        max-width: none;
        margin-bottom: -60px;
    }

    /* CTA Rhythm SP ------------------------------ */
    .tt-cta-rhythm {
        padding: 48px var(--tt-sp-sm);
    }

    .tt-cta-rhythm__lead {
        font-size: 16px;
        margin-bottom: 20px;
    }

    .tt-cta-rhythm__btn {
        font-size: 16px;
        padding: 18px 22px;
        border-radius: 40px;
    }

    .tt-cta-rhythm__btn::after {
        display: none;
    }

    /* Difference SP ------------------------------ */
    .tt-difference {
        padding: 60px 0 60px;
    }

    .tt-difference__heading {
        font-size: 20px;
        margin-bottom: 30px;

    }
    .tt-difference__photos {
        width: 100%; 
    }

    .tt-difference__line {
        display: none;
    }

    .tt-difference__body {
        font-size: 14px;
        line-height: 2;
        text-align: left;
    }

    .tt-difference__body-sub {
        font-size: 14px;
    }

    .tt-difference__photos {
        margin-top: 40px;
        padding: 0;
    }

    /* Evidence SP -------------------------------- */
    .tt-evidence {
        padding: 60px 0 0;
    }

    .tt-evidence__sidebar {
        display: none;
    }

    .tt-evidence__label {
        margin-left: auto;
        margin-right: auto;
        display: block;
        text-align: center;
        width: fit-content;
    }

    .tt-evidence__data {
        flex-direction: column;
        padding: 0 var(--tt-sp-sm);
        gap: 32px;
    }

    .tt-evidence__data-text {
        flex: none;
    }

    .tt-evidence__heading {
        font-size: 24px;
        text-align: center;
    }

    .tt-evidence__doctor {
        margin-top: 48px;
        padding: 0 0 30px;
    }

    .tt-evidence__doctor-inner {
        padding: 0 var(--tt-sp-sm);
    }

    .tt-evidence__doctor-badge {
        padding: 6px 16px;
        font-size: 14px;
    }

    .tt-evidence__doctor-heading {
        font-size: 22px;
    }

    .tt-evidence__doctor-content {
        flex-direction: column;
    }
    .tt-evidence__doctor-text {
        text-shadow: none;
    }
    .tt-evidence__doctor-photos {
        position: absolute;
        width: 100%;
        height: 100%;
        top: 0;
        left: 0;
        pointer-events: none;
    }

    .tt-evidence__doctor-photo {
        pointer-events: auto;
    }

    /* SP: doctor_1 赤ちゃん */
    .tt-evidence__doctor-photo:nth-child(1) {
        width: 100px;
        height: 100px;
        top: -89px;
        right: 57px;
    }

    /* SP: doctor_2 ドクター */
    .tt-evidence__doctor-photo:nth-child(2) {
        width: 140px;
        height: 140px;
        bottom: -35px!important;
        left: 1%;
        z-index: 1;
        top: auto;

    }

    /* SP: doctor_3 母子 */
    .tt-evidence__doctor-photo:nth-child(3) {
        width: 110px;
        height: 110px;
        right: -1%;
        top: -44px;
    }
    .tt-evidence__doctor-text p.tt-evidence__doctor-mark {
        margin: 0 0 60px 145px;
    }

    /* Rhythms Intro SP --------------------------- */
    .tt-rhythms-intro {
        padding: 60px 0 0;
    }

    .tt-rhythms-intro__logo img {
        max-width: 250px;
    }

    .tt-rhythms-intro__copy {
        margin-bottom: 36px;
    }

    .tt-rhythms-intro__copy p {
        font-size: 15px;
        line-height: 1.9;
    }

    .tt-rhythms-intro__categories {
        display: flex;
        gap: 12px;
    }

    .tt-rhythms-intro__cat {
        padding: 12px 5px 20px;
        min-width: 100px;
        border-radius: initial;
        position: relative;
    }

    .tt-rhythms-intro__cat::after {
        content: '';
        position: absolute;
        bottom: 6px;
        left: 50%;
        transform: translateX(-50%);
        width: 8px;
        height: 8px;
        border-right: 1.5px solid rgba(255, 255, 255, 0.8);
        border-bottom: 1.5px solid rgba(255, 255, 255, 0.8);
        transform: translateX(-50%) rotate(45deg);
    }

    .tt-rhythms-intro__cat-type {
        font-size: 12px;
    }

    .tt-rhythms-intro__cat-use {
        font-size: 13px;
    }

    .tt-rhythms-intro__note {
        display: block;
        font-size: 12px;
        margin: 0;
    }

    /* Rhythms Cards SP --------------------------- */
    .tt-rhythms__sidebar {
        display: none;
    }

    .tt-rhythms {
        padding: 48px 0 40px;
    }

    .tt-rhythms__cards {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .tt-rhythms__cat-label {
        font-size: 14px;
    }

    .tt-rhythms__label-en {
        font-size: 22px;
    }

    .tt-rhythms__desc {
        padding: 20px 8px 12px;
    }

    .tt-rhythms__desc-lead {
        font-size: 18px;
    }

    .tt-rhythms__desc-body {
        font-size: 14px;
    }

    .tt-rhythms__tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
}
.tt-rhythms__tag {
    font-size: 11px;
    padding: 5px 16px;
    white-space: nowrap;
}

    .tt-rhythms__overlay-text {
        top: -40px;
        width: 52px;
    }

    .tt-rhythms__overlay-text--1 {
        right: -15px;
        top: -47px;
        left: initial;
        width: 73px;
    }

    .tt-rhythms__overlay-text--2 {
        right: -16px;
        top: -40px;
        width: 110px;
    }

    .tt-rhythms__overlay-text--3 {
        top: -50px;
        left: -8px;
        width: 72px;
    }

    /* CTA Rhythms SP ----------------------------- */
    .tt-cta-rhythms {
        padding: 48px var(--tt-sp-sm);
        background: linear-gradient(180deg, var(--tt-color-navy) 0%, #3a6d9e 30%, #2d5a8e 100%);
    }
    .tt-rhythms__label{
        margin-top: 0;    
    }
    .tt-cta-rhythms__lead {
        font-size: 14px;
        margin-bottom: 15px;
    }

    .tt-cta-rhythms__btn {
        font-size: 16px;
        padding: 18px 32px;
        border-radius: 0;
    }

    .tt-cta-rhythms__btn::after {
        display: none;
    }

    /* Message SP --------------------------------- */
    .tt-message {
        padding: 60px 0 40px;
    }

    .tt-message__sidebar {
        display: none;
    }

    .tt-message__inner {
        position: relative;
    }

    .tt-message__upper {
        flex-direction: column;
        gap: 32px;
        margin-bottom: 0px;
    }
    .tt-message__from{
        margin: 120px 0 16px;
        text-align: center;
        text-decoration: underline;
    }
    .tt-message__heading {
        font-size: 24px;
        text-align: center;

    }

    .tt-message__hr {
        width: 80px;
        margin-bottom: 24px;
    }

    .tt-message__body p {
        font-size: 14px;
        line-height: 1.9;
    }

    .tt-message__circles--pc {
        display: none;
    }

    .tt-message__circles--sp {
        display: block;
        position: static;
        width: 0;
        height: 0;
    }

    .tt-message__circles--sp .tt-message__circle {
        position: absolute;
    }

    .tt-message__circle--1 {
        width: 180px;
        height: 180px;
        top: -90px;
        right: 50px;
        z-index: 1;
    }

    .tt-message__circle--2 {
        width: 130px;
        height: 130px;
        top: 30px;
        right: -60px;
    }

    .tt-message__circle--3 {
        width: 160px;
        height: 160px;
        top: -50px;
        left: -30px;
    }

    .tt-message__circle--4 {
        width: 160px;
        height: 160px;
        top: 590px;
        right: 0;
    }
    .tt-message__body{
        width: 100%;
        margin: 0 10px;
    }
    .tt-message__lower {
        flex-direction: column;
        gap: 32px;
        margin-bottom: 40px;
    }

    .tt-message__subheading {
        font-size: 20px;
        text-align: center;
        margin: 0;
    }

    .tt-message__sp-product {
        display: block;
        width: 100%;
    }

    .tt-message__body-2 p {
        font-size: 13px;
        line-height: 1.9;
        margin: 0 10px 8px;
    }

    .tt-message__cta-text {
        font-size: 18px;
    }

    .tt-message__specs {
        max-width: none;
        margin: 0 auto;
        width: fit-content;

    }

    .tt-message__spec-row {
        font-size: 12px;
    }

    /* Voice SP ----------------------------------- */
    .tt-voices {
        padding: 60px 0 40px;
    }

    .tt-voices__sidebar {
        display: none;
    }

    .tt-voices__heading {
        font-size: 22px;
    }

    .tt-voices__heading::after {
        margin: 12px auto 32px;
    }

    .tt-voices__slider-wrap {
        padding: 0 36px;
    }

    .tt-voices__slider {
        height: 480px;
    }

    .tt-voices__card {
        width: 300px;
        background-color: transparent;
        background-image: url('../images/sp/sp_message.svg');
        background-size: 100% 100%;
        background-repeat: no-repeat;
        background-position: center;
        box-shadow: none;
        border-radius: 0;
        padding: 24px 40px 16px;
        align-items: center;
        justify-content: center;
        position: relative;
        overflow: visible;
        min-height: 150px;
    }

    .tt-voices__badge {
        position: absolute;
        top: -10px;
        left: 50%;
        transform: translateX(-50%);
        margin-bottom: 0;
    }

    .tt-voices__text {
        font-size: 13px;
        text-align: center;
        margin: 0;
    }
    .swiper-grid-column>.swiper-wrapper {
        margin-top: 10px;
    }
    /* FAQ SP ------------------------------------- */
    .tt-faq {
        padding: 60px 0 40px;
    }

    .tt-faq__sidebar {
        display: none;
    }

    .tt-faq__heading {
        font-size: 24px;
        margin-bottom: 32px;
    }

    .tt-faq__inner {
        padding: 0 var(--tt-sp-sm);
    }

    .tt-faq__list {
        gap: 8px;
    }

    .tt-accordion__trigger {
        padding: 16px 12px;
        gap: 12px;
    }

    .tt-faq__q-circle {
        width: 32px;
        height: 32px;
        font-size: 14px;
    }

    .tt-faq__question {
        font-size: 14px;
        font-weight: bold;
    }

    .tt-accordion__content p {
        padding: 16px 20px;
        font-size: 13px;
        line-height: 1.9;
    }

    /* Closing SP --------------------------------- */
    .tt-closing {
        min-height: auto;
    }

    .tt-closing__content {
        min-height: auto;
        padding: 60px 20px 0;
        align-items: flex-end;
        text-align: left;
    }
    .tt-closing__bg-img{
        object-position: 42% bottom;
        transform: scale(2.3);
        transform-origin: 85% bottom;
        height: -webkit-fill-available!important;   
     }
    .tt-closing__cta {
        padding:0 0px 9px;
        align-items: anchor-center;
        text-align: right;
    }

    .tt-closing__lead {
        font-size: 12px;
        margin-bottom: 20px;
        gap: 12px;
        text-align: right;
    }

    .tt-closing__lead-line {
        width: 32px;
    }

    .tt-closing__heading {
        font-size: 20px;
        line-height: 1.9;
        margin-bottom: 24px;
    }

    .tt-closing__sub {
        font-size: 13px;
        margin-bottom: 5px;
    }

    .tt-closing__btn {
        font-size: 14px;
        padding: 14px 28px;
        letter-spacing: 0.1em;
    }

    .tt-closing__btn-pc {
        display: none;
    }

    .tt-closing__btn-sp {
        display: inline;
    }

    /* Footer SP ---------------------------------- */
    .tt-footer__inner {
        padding: 30px var(--tt-sp-md) 5px;
    }

    .tt-footer__logo {
        margin-bottom: 32px;
    }

    .tt-footer__logo-img {
        width: 180px;
        height: auto;
    }

    .tt-footer__nav {
        display: none;
    }

    .tt-footer__cta {
        margin-bottom: 32px;
    }

    .tt-footer__shop-btn {
        padding: 12px 48px;
        font-size: 14px;
    }

    /* Buttons SP --------------------------------- */
    .tt-btn {
        padding: 14px 32px;
        font-size: var(--tt-fz-small);
    }

    /* ==========================================================================
       Animations SP - Reduced for Performance
       ========================================================================== */

    /* Disable GPU reservation on mobile */
    .tt-parallax {
        will-change: auto;
    }

    /* Reduce floating animation */
    .tt-float--on-visible.is-visible {
        animation: tt-float-slow 6s var(--tt-ease-in-out-sine) infinite;
    }

    /* Clip reveal fallback to simple fade-up on SP */
    .fade-in--clip,
    .fade-in--clip-left {
        clip-path: none;
        opacity: 0;
        transform: translateY(20px);
        transition: opacity var(--tt-duration-normal) var(--tt-ease-out-expo),
                    transform var(--tt-duration-normal) var(--tt-ease-out-expo);
    }

    .fade-in--clip.is-visible,
    .fade-in--clip-left.is-visible {
        opacity: 1;
        transform: translateY(0);
    }

    /* Reduce directional slide distance on SP */
    .fade-in--left { transform: translateX(-30px); }
    .fade-in--right { transform: translateX(30px); }

    /* Slower shimmer on mobile */
    .tt-btn--orange-grad::before,
    .tt-cta-rhythm__btn::before {
        animation-duration: 4.5s;
    }

    /* Rhythms cards: all fade-up on SP */
    .tt-rhythms__card.fade-in--left,
    .tt-rhythms__card.fade-in--left:nth-child(2),
    .tt-rhythms__card.fade-in--left:nth-child(3) {
        transform: translateY(30px);
    }

    .tt-rhythms__card.fade-in--left.is-visible,
    .tt-rhythms__card.fade-in--left:nth-child(2).is-visible,
    .tt-rhythms__card.fade-in--left:nth-child(3).is-visible {
        transform: translateY(0);
    }
}

/* ==========================================================================
   Accessibility: Reduced Motion
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
    .fade-in,
    .fade-in--left,
    .fade-in--right,
    .fade-in--scale,
    .fade-in--blur,
    .fade-in--clip,
    .fade-in--clip-left,
    .fade-in--line {
        opacity: 1 !important;
        transform: none !important;
        clip-path: none !important;
        filter: none !important;
        transition: none !important;
    }

    .tt-float--on-visible.is-visible {
        animation: none !important;
    }

    .tt-hero__bg {
        animation: none !important;
    }

    .tt-hero__wave {
        animation: none !important;
    }

    .tt-btn--orange-grad::before,
    .tt-cta-rhythm__btn::before {
        animation: none !important;
    }

    .tt-btn--orange-grad {
        animation: none !important;
    }

    .tt-hero__catchcopy,
    .tt-hero__subtitle,
    .tt-hero__logo {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }

    .tt-evidence__doctor-photo,
    .tt-faq__item,
    .tt-rhythms__tag,
    .tt-tuning-wear__sidebar,
    .tt-evidence__sidebar,
    .tt-rhythms__sidebar,
    .tt-message__sidebar,
    .tt-voices__sidebar,
    .tt-faq__sidebar {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }
}