/* ============================================
   Common CSS — Bright Tree Theme
   共通パーツ・レイアウト・変数
   ============================================ */


/* ===== CSS Variables ===== */

:root {
    /* Corporate colors */
    --corp: #b4ada9;
    --corp-light: #c7c2bf;
    --corp-lighter: #dbd8d6;
    --corp-pale: #edebea;
    --corp-dark: #8f8985;

    /* Muted palette */
    --muted-rose: #c4aaa0;
    --muted-sage: #a8b0a4;
    --muted-beige: #c8bfb4;
    --muted-lavender: #b0a8b4;
    --muted-sand: #bdb4a7;
    --muted-mauve: #b8a8a8;

    /* Backgrounds */
    --bg: #F7F5F3;
    --bg-warm: #FCFAF8;
    --bg-alt: #F0EDEA;

    /* Text */
    --dark: #2C2926;
    --text: #3D3A37;
    --text-mid: #5C5855;
    --text-light: #6B6764;
    --text-muted: #8A8380;

    /* Fonts */
    --fd: 'Cormorant Garamond', serif;
    --fj: 'Noto Serif JP', serif;
    --fn: 'DM Sans', sans-serif;
    --fb: 'Noto Sans JP', sans-serif;
    --fp: 'EB Garamond', serif; /* price/numbers */

    /* Easing */
    --ease: cubic-bezier(0.16, 1, 0.3, 1);
}


/* ===== Base ===== */

body {
    font-family: var(--fb);
    /*background: var(--bg);*/
    color: var(--text);
    overflow-x: hidden;
}



.br-pc {display: block;}
.br-sp {display: none;}





@media (max-width: 768px) {

    .container {
        padding: 0 24px;
    }
}


@media (max-width: 498px) {
    .br-pc {display: none;}
    .br-sp {display: block;}


}






/* ===== Container ===== */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 56px;
}

@media (max-width: 768px) {

    .container {
        padding: 0 24px;
    }
}


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

section {
    padding: 110px 0;
}

@media (max-width: 768px) {

    section {
        padding: 72px 0;
    }
}


/* ===== Section Labels & Titles ===== */

.section-label {
    font-family: var(--fd);
    font-size: 10.5px;
    letter-spacing: 5px;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 18px;
}

.section-title {
    font-family: var(--fj);
    font-weight: 300;
    font-size: 28px;
    line-height: 1.9;
    letter-spacing: 2.5px;
    color: var(--dark);
    margin-bottom: 24px;
}

.section-body {
    font-weight: 300;
    font-size: 13.5px;
    line-height: 2.3;
    letter-spacing: 0.4px;
    color: var(--text-mid);
    max-width: 600px;
}


/* =======================================================
　　Navigation
======================================================= */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 18px 56px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.5s var(--ease);
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
}

.nav.nav--solid {
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
}

.nav.nav--solid .nav-links a {
    color: var(--text);
}

.nav.nav--solid .nav-cta {
    border-color: var(--corp);
}

.nav.nav--solid .nav-cta:hover {
    background: var(--corp);
}

.nav.nav--solid .nav-logo {
    filter: none;
}

.nav.scrolled {
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(20px);
    padding: 13px 56px;
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
}

.nav-logo {
    height: 28px;
    opacity: 0.9;
    transition: opacity 0.3s;
    filter: none;
}

.nav.scrolled .nav-logo {
    filter: none;
}

.nav-logo:hover {
    opacity: 1;
}

.nav-links {
    display: flex;
    gap: 28px;
    align-items: center;
    list-style: none;
}

.nav-links a {
    font-family: var(--fd);
    font-size: 12.5px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text);
    text-decoration: none;
    position: relative;
    transition: color 0.3s;
}

.nav.scrolled .nav-links a {
    color: var(--text);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--corp);
    transition: width 0.4s var(--ease);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-shop {
    font-family: var(--fd) !important;
    font-size: 11px !important;
    letter-spacing: 2px !important;
    padding: 9px 20px;
    color: var(--text-mid);
    text-decoration: none;
    transition: all 0.4s var(--ease) !important;
    margin-right: 8px;
}
.nav-shop:hover {
    color: var(--dark);
}
.nav.scrolled .nav-shop {
    color: var(--text-mid);
}
.nav.scrolled .nav-shop:hover {
    color: var(--dark);
}
.nav.nav--solid .nav-shop {
    color: var(--text-mid);
}
.nav.nav--solid .nav-shop:hover {
    color: var(--dark);
}

.nav-cta {
    font-family: var(--fb) !important;
    font-size: 11.5px !important;
    letter-spacing: 1.5px !important;
    padding: 9px 22px;
    border: 1px solid var(--corp);
    transition: all 0.4s var(--ease) !important;
}

.nav.scrolled .nav-cta {
    border-color: var(--corp);
}

.nav-cta:hover {
    background: var(--corp);
    color: #fff !important;
}

.nav.scrolled .nav-cta:hover {
    background: var(--corp);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-btn span {
    width: 22px;
    height: 1px;
    background: var(--dark);
}

.nav.scrolled .mobile-menu-btn span,
.nav.nav--solid .mobile-menu-btn span {
    background: var(--dark);
}

@media (max-width: 912px) {

    .nav {
        padding: 16px 24px;
    }

    .nav.nav--solid,
    .nav.scrolled {
        padding: 12px 24px;
        background: rgba(255,255,255,0.97);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
    }

    .nav-links {
        display: none;
    }

    .nav-cta {
        display: none;
    }

    .nav-shop {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .nav.nav--solid .mobile-menu-btn span,
    .nav.scrolled .mobile-menu-btn span {
        background: var(--dark);
    }
}




















/* ===== HAMBURGER ANIMATION ===== */
.mobile-menu-btn span {
    transition: all 0.4s cubic-bezier(0.22, 1, 0.36, 1);
    transform-origin: center;
}
.mobile-menu-btn.active span:nth-child(1) {
    transform: translateY(7.5px) rotate(45deg);
}
.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}
.mobile-menu-btn.active span:nth-child(3) {
    transform: translateY(-7.5px) rotate(-45deg);
}

/* ===== DRAWER ===== */
.drawer-overlay {
    position: fixed; inset: 0; z-index: 150;
    background: rgba(44, 41, 38, 0.4);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s cubic-bezier(0.22, 1, 0.36, 1), visibility 0.4s;
}
.drawer-overlay.active {
    opacity: 1;
    visibility: visible;
}

.drawer {
    position: fixed;
    top: 0; right: 0; bottom: 0;
    width: min(360px, 85vw);
    z-index: 200;
    background: #4a4540;
    transform: translateX(100%);
    transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}
.drawer.active {
    transform: translateX(0);
}

.drawer-close {
    position: absolute;
    top: 20px; right: 20px;
    width: 44px; height: 44px;
    background: none;
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    z-index: 10;
}
.drawer-close:hover {
    border-color: rgba(255,255,255,0.4);
    background: rgba(255,255,255,0.08);
}
.drawer-close span {
    display: block;
    width: 18px; height: 1.5px;
    background: rgba(255,255,255,0.6);
    position: absolute;
}
.drawer-close:hover span {
    background: #fff;
}
.drawer-close span:first-child {
    transform: rotate(45deg);
}
.drawer-close span:last-child {
    transform: rotate(-45deg);
}

.drawer-inner {
    padding: 100px 40px 40px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.drawer-links {
    list-style: none;
    margin-bottom: 40px;
}
.drawer-links li {
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.drawer-links a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    font-family: var(--fd);
    font-size: 14px;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: color 0.3s;
}
.drawer-links a:hover {
    color: #fff;
}
.drawer-links .link-jp {
    font-family: var(--fj);
    font-size: 10px;
    letter-spacing: 1.5px;
    text-transform: none;
    color: rgba(255,255,255,0.3);
    display: block;
    margin-top: 4px;
}
.drawer-links .link-arrow {
    font-size: 14px;
    color: rgba(255,255,255,0.25);
    transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1), color 0.3s;
}
.drawer-links a:hover .link-arrow {
    transform: translateX(4px);
    color: rgba(255,255,255,0.5);
}

.drawer-cta {
    margin-top: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.drawer-cta a {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 16px 24px;
    font-size: 13px;
    letter-spacing: 2px;
    text-decoration: none;
    transition: all 0.3s;
}
.drawer-cta-primary {
    background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.2);
    color: #fff;
}
.drawer-cta-primary:hover {
    background: rgba(255,255,255,0.2);
}
.drawer-cta-line {
    background: #06C755;
    color: #fff;
    border: none;
}
.drawer-cta-line:hover {
    background: #05b34d;
}

.drawer-sns {
    display: flex;
    gap: 20px;
    margin-top: 28px;
    justify-content: center;
}
.drawer-sns a {
    width: 40px; height: 40px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.5);
    text-decoration: none;
    transition: all 0.3s;
}
.drawer-sns a:hover {
    border-color: rgba(255,255,255,0.4);
    color: #fff;
}

.drawer-logo {
    margin-top: 32px;
    text-align: center;
    font-family: var(--fd);
    font-size: 11px;
    letter-spacing: 4px;
    color: rgba(255,255,255,0.2);
}

body.drawer-open {
    overflow: hidden;
}


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

.btn-dark {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    background: var(--dark);
    color: var(--bg);
    font-size: 12.5px;
    letter-spacing: 1.5px;
    text-decoration: none;
    transition: all 0.4s var(--ease);
}

.btn-dark:hover {
    background: var(--corp-dark);
    transform: translateY(-1px);
}

.btn-co {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 13px 32px;
    border: 1px solid var(--corp);
    color: var(--corp-dark);
    font-size: 12.5px;
    letter-spacing: 1.5px;
    text-decoration: none;
    background: transparent;
    transition: all 0.4s var(--ease);
}

.btn-co:hover {
    background: var(--corp);
    color: #fff;
    transform: translateY(-1px);
}

.btn-w {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    background: #fff;
    color: var(--dark);
    font-size: 12.5px;
    letter-spacing: 1.5px;
    text-decoration: none;
    transition: all 0.4s var(--ease);
    white-space: nowrap;
}

.btn-w:hover {
    background: var(--corp-pale);
    transform: translateY(-1px);
}

.btn-hero-outline {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    border: 1px solid rgba(255, 255, 255, 0.35);
    color: rgba(255, 255, 255, 0.8);
    font-size: 12.5px;
    letter-spacing: 1.5px;
    text-decoration: none;
    transition: all 0.4s var(--ease);
    font-family: var(--fb);
    white-space: nowrap;
}

.btn-hero-outline:hover {
    border-color: rgba(255, 255, 255, 0.7);
    color: #fff;
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-1px);
}

.btn-accent {
    display: inline-flex;
    align-items: center;
    padding: 16px 38px;
    background: #fff;
    color: var(--dark);
    font-size: 13px;
    letter-spacing: 1.5px;
    text-decoration: none;
    transition: all 0.4s var(--ease);
    font-weight: 400;
}

.btn-accent:hover {
    background: var(--corp-pale);
    transform: translateY(-1px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.btn-line {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 38px;
    background: #06C755;
    color: #fff;
    font-size: 13px;
    letter-spacing: 1.5px;
    text-decoration: none;
    transition: all 0.4s var(--ease);
}

.btn-line:hover {
    background: #05b34c;
    transform: translateY(-1px);
}

.btn-ol {
    display: none;
    /*display: inline-flex;*/
    align-items: center;
    padding: 16px 38px;
    border: 1px solid rgba(255, 255, 255, 0.4);
    color: #fff;
    font-size: 13px;
    letter-spacing: 1.5px;
    text-decoration: none;
    transition: all 0.4s var(--ease);
}

.btn-ol:hover {
    border-color: #fff;
    color: #fff;
    background: rgba(255, 255, 255, 0.1);
}

.arrow {
    transition: transform 0.3s var(--ease);
}

a:hover .arrow,
button:hover .arrow {
    transform: translateX(3px);
}


/* ===== Reveal Animation ===== */

.reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: all 0.85s var(--ease);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}




/* =======================================================
　　Footer 
======================================================= */
.footer {
    background: var(--dark);
    padding: 3rem 0 1rem;
    border-top: 1px solid rgba(247, 245, 243, 0.04);
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}
.footer-brand {
    font-family: var(--fd);
    font-size: 20px;
    letter-spacing: 3px;
    color: var(--bg);
    margin-bottom: 14px;
}
.footer-brand img {
    width: 65%;
}
.footer-desc {
    font-size: .75rem;
    line-height: 2;
    color: rgba(247, 245, 243, 0.3);
    /*max-width: 260px;*/
}

.footer-sns {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
    justify-content: start;
}
.footer-sns a {
    width: 40px; height: 40px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.5);
    text-decoration: none;
    transition: all 0.3s;
}
.footer-sns a:hover {
    border-color: rgba(255,255,255,0.4);
    color: #fff;
}



.footer-heading {
    font-family: var(--fd);
    font-size: 1rem;
    letter-spacing: .1rem;
    text-transform: uppercase;
    color: var(--corp-light);
    margin-bottom: 1rem;
}
.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: .3rem;
}
.footer-links a {
    font-size: 12.5px;
    color: rgba(247, 245, 243, 0.4);
    text-decoration: none;
    transition: color 0.3s;
}
.footer-links a:hover {
    color: var(--bg);
}
.footer-bottom {
    /*display: flex;
    justify-content: space-between;
    align-items: center;*/
    text-align: center;
    padding-top: 1rem;
    border-top: 1px solid rgba(247, 245, 243, 0.05);
}

.footer-copy {
    font-family: var(--fd);
    font-size: .75rem;
    letter-spacing: .1rem;
    color: rgba(247, 245, 243, 0.22);
}

.footer-social {
    display: flex;
    gap: 18px;
}

.footer-social a {
    font-size: 11px;
    color: rgba(247, 245, 243, 0.3);
    text-decoration: none;
    letter-spacing: 2px;
    font-family: var(--fd);
    text-transform: uppercase;
    transition: color 0.3s;
}

.footer-social a:hover {
    color: var(--corp-light);
}

@media (max-width: 1024px) {

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 36px;
    }
}

@media (max-width: 768px) {

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 14px;
    }
}


/* ===== Pagination ===== */

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 56px;
}

.pagination a,
.pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    font-family: var(--fd);
    font-size: 14px;
    letter-spacing: 1px;
    color: var(--text-light);
    border: 1px solid var(--corp-lighter);
    transition: all 0.3s var(--ease);
}

.pagination a:hover {
    border-color: var(--corp);
    color: var(--corp-dark);
}

.pagination .current {
    background: var(--corp);
    border-color: var(--corp);
    color: #fff;
}


/* ===== Breadcrumb ===== */

.breadcrumb {
    padding: 24px 0 0;
    font-size: 12px;
    color: var(--text-muted);
    letter-spacing: 0.5px;
}

/* When breadcrumb appears before hero (service/gallery detail) */
.breadcrumb--detail {
    padding-top: 100px;
}

.breadcrumb a {
    color: var(--text-muted);
    transition: color 0.3s;
}

.breadcrumb a:hover {
    color: var(--corp-dark);
}

.breadcrumb span {
    margin: 0 8px;
    opacity: 0.4;
}


/* ===== Page Header (下層) ===== */

.page-header {
    padding: 120px 0 56px;
    background: #E8E4E1;
    text-align: center;
}

.page-header .section-label {
    margin-bottom: 14px;
}

.page-header .section-title {
    margin-bottom: 16px;
}

.page-header .section-body {
    margin: 0 auto;
    text-align: center;
}


/* ===== Lightbox ===== */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s cubic-bezier(0.22, 1, 0.36, 1), visibility 0.4s;
}
.lightbox.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(28, 26, 24, 0.92);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.lightbox-content {
    position: relative;
    z-index: 1;
    max-width: 90vw;
    max-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    transform: scale(0.95);
    transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}
.lightbox.active .lightbox-content {
    transform: scale(1);
}

.lightbox-img {
    max-width: 90vw;
    max-height: 85vh;
    object-fit: contain;
    border-radius: 4px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 2;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.2);
    background: rgba(255,255,255,0.08);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
}
.lightbox-close:hover {
    background: rgba(255,255,255,0.15);
    border-color: rgba(255,255,255,0.4);
}
.lightbox-close span {
    display: block;
    width: 20px;
    height: 1.5px;
    background: rgba(255,255,255,0.7);
    position: absolute;
}
.lightbox-close:hover span {
    background: #fff;
}
.lightbox-close span:first-child {
    transform: rotate(45deg);
}
.lightbox-close span:last-child {
    transform: rotate(-45deg);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 2;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.15);
    background: rgba(255,255,255,0.06);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    color: rgba(255,255,255,0.6);
}
.lightbox-nav:hover {
    background: rgba(255,255,255,0.12);
    border-color: rgba(255,255,255,0.35);
    color: #fff;
}
.lightbox-prev { left: 20px; }
.lightbox-next { right: 20px; }

.lightbox-nav svg {
    stroke: currentColor;
}

.lightbox-counter {
    position: absolute;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    font-family: var(--fd);
    font-size: 14px;
    letter-spacing: 4px;
    color: rgba(255,255,255,0.4);
}

body.lightbox-open {
    overflow: hidden;
}

.sv-photo[data-lightbox] {
    cursor: pointer;
}

@media (max-width: 768px) {
    .lightbox-nav { width: 40px; height: 40px; }
    .lightbox-prev { left: 12px; }
    .lightbox-next { right: 12px; }
    .lightbox-close { top: 12px; right: 12px; width: 40px; height: 40px; }
    .lightbox-close span { width: 16px; }
}