/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   Hidéyssy — 共通スタイル
   style.css
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --cream: #f5f2ec;
    --ink: #1a1814;
    --warm-gray: #5c5850;
    --line: rgba(26, 24, 20, 0.12);
}

html,
body {
    height: 100%;
}

body {
    background-color: var(--cream);
    color: var(--ink);
    font-family: 'Cormorant Garamond', 'Noto Serif JP', Georgia, serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

/* ── Grain ── */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 100;
    opacity: 0.5;
}

/* ── Header ── */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.6rem 3rem;
    opacity: 0;
    animation: fadeUp 1s ease forwards 0.2s;
    position: sticky;
    top: 0;
    z-index: 50;
    background-color: rgba(245, 242, 236, 0.88);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--line);
}

.logo {
    display: inline-block;
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.logo:hover {
    opacity: 0.45;
}

.logo img {
    height: 3.5rem;
    width: auto;
    display: block;
}

nav.header-nav {
    display: flex;
    gap: 2rem;
    align-items: center;
    padding-top: 0.15rem;
}

.nav-item {
    font-family: 'Cormorant Garamond', serif;
    font-size: 0.62rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--warm-gray);
    text-decoration: none;
    transition: color 0.3s ease;
    position: relative;
    padding-bottom: 0.2rem;
}

.nav-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--ink);
    transition: width 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-item:hover {
    color: var(--ink);
}

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

.nav-item.active {
    color: var(--ink);
}

.nav-item.active::after {
    width: 100%;
}

/* ── Main ── */
main {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 5rem 3rem 8rem;
    max-width: 1100px;
    margin: 0 auto;
    width: 100%;
}

/* ── Eyebrow ── */
.eyebrow {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    margin-bottom: 2.0rem;
    opacity: 0;
    animation: fadeUp 1s ease forwards 0.6s;
}

.eyebrow span {
    font-family: 'Cormorant Garamond', serif;
    font-size: 0.6rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--warm-gray);
}

.eyebrow .dot {
    width: 2.5px;
    height: 2.5px;
    border-radius: 50%;
    background: var(--warm-gray);
    opacity: 0.5;
}

/* ── Footer ── */
footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 3rem;
    opacity: 0;
    animation: fadeUp 1s ease forwards 1.8s;
}

.footer-left {
    font-family: 'Cormorant Garamond', serif;
    font-size: 0.62rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--ink);
}

.footer-center {
    font-family: 'Noto Serif JP', serif;
    font-weight: 200;
    font-size: 0.62rem;
    letter-spacing: 0.25em;
    color: var(--warm-gray);
}

.footer-right {
    font-family: 'Cormorant Garamond', serif;
    font-size: 0.62rem;
    letter-spacing: 0.2em;
    color: var(--ink);
}

/* ── Vertical text ── */
.vert-text {
    position: fixed;
    right: 2.2rem;
    top: 50%;
    transform: translateY(-50%) rotate(90deg);
    font-family: 'Cormorant Garamond', serif;
    font-size: 0.52rem;
    letter-spacing: 0.38em;
    text-transform: uppercase;
    color: rgba(26, 24, 20, 0.13);
    white-space: nowrap;
    opacity: 0;
    animation: fadeUp 1s ease forwards 2.2s;
}

/* ── Animations ── */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(14px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(65px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ── Responsive ── */
@media (max-width: 700px) {
    header {
        padding: 0.6rem 1.4rem;
    }

    .logo img {
        height: 2.4rem;
    }

    main {
        padding: 3rem 1.8rem 6rem;
    }

    footer {
        padding: 1.8rem;
        flex-direction: column;
        align-items: flex-start;
        gap: 0.6rem;
    }

    .vert-text {
        display: none;
    }
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   Hidéyssy — TOPページ固有スタイル
   index.css
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

/* ── Hero Image ── */
.hero {
    width: 100%;
    opacity: 0;
    animation: fadeUp 1.2s ease forwards 0.3s;
    overflow: hidden;
    margin-bottom: 3rem;
}

.hero img {
    width: 100%;
    height: 60vh;
    object-fit: cover;
    object-position: center;
    display: block;
}

/* ── Headline ── */
.headline {
    font-family: 'Cormorant Garamond', serif;
    font-weight: 300;
    font-size: clamp(2.8rem, 6.5vw, 6rem);
    line-height: 1.1;
    letter-spacing: 0.01em;
    color: var(--ink);
}

.headline .line {
    display: block;
    overflow: hidden;
    padding-bottom: 0.15em;
}

.headline .line-inner {
    display: block;
    opacity: 0;
    transform: translateY(65px);
    animation: slideUp 1.1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.headline .line:nth-child(1) .line-inner {
    animation-delay: 0.7s;
}

.headline .line:nth-child(2) .line-inner {
    animation-delay: 0.85s;
}

.headline .line:nth-child(3) .line-inner {
    animation-delay: 1.0s;
}

.headline em {
    font-style: italic;
    font-weight: 300;
}

/* ── Mid Section ── */
.mid-section {
    display: flex;
    align-items: flex-start;
    gap: 5rem;
    margin-top: 4.5rem;
    padding-top: 3rem;
    border-top: 1px solid var(--line);
    opacity: 0;
    animation: fadeUp 1s ease forwards 1.4s;
}

.description-block {
    flex: 1;
}

.desc-label {
    font-family: 'Cormorant Garamond', serif;
    font-size: 0.58rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--warm-gray);
    margin-bottom: 1.2rem;
}

.description {
    font-family: 'Noto Serif JP', serif;
    font-weight: 300;
    font-size: 0.95rem;
    line-height: 2.3;
    letter-spacing: 0.05em;
    color: var(--ink);
    max-width: 30em;
}

.description .en-sub {
    display: block;
    margin-top: 1rem;
    font-family: 'Cormorant Garamond', serif;
    font-style: italic;
    font-weight: 300;
    font-size: 0.88rem;
    line-height: 1.9;
    color: rgba(140, 136, 128, 0.65);
    letter-spacing: 0.02em;
}

/* ── SNS Links ── */
.links-block {
    display: flex;
    flex-direction: column;
    padding-top: 1.8rem;
    min-width: 130px;
}

.nav-link {
    font-family: 'Cormorant Garamond', serif;
    font-size: 0.68rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--warm-gray);
    text-decoration: none;
    padding: 0.8rem 0;
    border-bottom: 1px solid var(--line);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: color 0.3s ease;
}

.nav-link:first-child {
    border-top: 1px solid var(--line);
}

.nav-link:hover {
    color: var(--ink);
}

.nav-link .arrow {
    font-size: 0.75rem;
    opacity: 0;
    transform: translateX(-5px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.nav-link:hover .arrow {
    opacity: 1;
    transform: translateX(0);
}

/* ── Timeline ── */
.timeline {
    margin-top: 6rem;
    padding-top: 3rem;
    border-top: 1px solid var(--line);
    display: flex;
    flex-direction: column;
    gap: 5rem;
}

/* ── Card ── */
.card {
    display: block;
    text-decoration: none;
    color: inherit;
}

.card-img {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    display: block;
    margin-bottom: 1.4rem;
    transition: opacity 0.5s ease, transform 0.5s ease;
    transform-origin: center;
}

.card:hover .card-img {
    opacity: 0.88;
    transform: scale(1.015);
}

.card-meta {
    font-family: 'Cormorant Garamond', serif;
    font-size: 0.62rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--warm-gray);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.card-category {
    font-family: 'Cormorant Garamond', serif;
    font-size: 0.58rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--cream);
    background: var(--ink);
    padding: 0.15em 0.6em;
    display: inline-block;
}

.card-title {
    font-family: 'Cormorant Garamond', serif;
    font-weight: 300;
    font-size: 1.4rem;
    letter-spacing: 0.02em;
    color: var(--ink);
    margin-bottom: 0.7rem;
    line-height: 1.3;
    position: relative;
    display: inline-block;
}

.card-title::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--ink);
    transition: width 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.card:hover .card-title::after {
    width: 100%;
}

.card-desc {
    font-family: 'Noto Serif JP', serif;
    font-weight: 300;
    font-size: 0.82rem;
    line-height: 2.1;
    color: var(--warm-gray);
    letter-spacing: 0.04em;
    max-width: 48em;
    transition: color 0.3s ease;
}

.card:hover .card-desc {
    color: var(--ink);
}

/* ── アコーディオン（歌詞用） ── */
.lyrics-block {
    margin-top: 0.5rem;
    max-width: 36em;
    border-left: 1px solid var(--line);
    padding-left: 1.8rem;
}

.lyrics-preview {
    font-family: 'Noto Serif JP', serif;
    font-weight: 300;
    font-size: 0.88rem;
    line-height: 2.6;
    letter-spacing: 0.08em;
    color: var(--ink);
}

.lyrics-full {
    font-family: 'Noto Serif JP', serif;
    font-weight: 300;
    font-size: 0.88rem;
    line-height: 2.6;
    letter-spacing: 0.08em;
    color: var(--ink);
    overflow: hidden;
    max-height: 0;
    transition: max-height 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.lyrics-full.is-open {
    max-height: 2000px;
}

.lyrics-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 1.2rem;
    font-family: 'Cormorant Garamond', serif;
    font-size: 0.62rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--warm-gray);
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    transition: color 0.3s ease;
}

.lyrics-toggle:hover {
    color: var(--ink);
}

.lyrics-toggle-icon {
    display: inline-block;
    width: 10px;
    height: 10px;
    position: relative;
    transition: transform 0.4s ease;
}

.lyrics-toggle-icon::before,
.lyrics-toggle-icon::after {
    content: '';
    position: absolute;
    background: currentColor;
}

.lyrics-toggle-icon::before {
    width: 10px;
    height: 1px;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
}

.lyrics-toggle-icon::after {
    width: 1px;
    height: 10px;
    left: 50%;
    top: 0;
    transform: translateX(-50%);
    transition: transform 0.4s ease, opacity 0.4s ease;
}

.lyrics-toggle.is-open .lyrics-toggle-icon::after {
    transform: translateX(-50%) rotate(90deg);
    opacity: 0;
}

/* ── Responsive（TOP固有） ── */
@media (max-width: 700px) {
    .hero img {
        height: 40vh;
    }

    .mid-section {
        flex-direction: column;
        gap: 2.5rem;
    }

    .links-block {
        flex-direction: row;
        width: 100%;
        border-top: 1px solid var(--line);
        padding-top: 1.5rem;
    }

    .nav-link {
        border: none;
        padding: 0;
        flex: 1;
        justify-content: center;
    }

    .nav-link:first-child {
        border-top: none;
    }
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   Hidéyssy — Contactページ固有スタイル
   contact.css
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

/* contact.html の main は eyebrow の余白を多めに */
.eyebrow {
    margin-bottom: 3.5rem;
}

/* ── Page Title ── */
.page-title {
    font-family: 'Cormorant Garamond', serif;
    font-weight: 300;
    font-size: clamp(2.8rem, 6vw, 5.5rem);
    line-height: 1.05;
    letter-spacing: 0.02em;
    color: var(--ink);
    overflow: hidden;
    opacity: 0;
    animation: fadeUp 1.1s cubic-bezier(0.16, 1, 0.3, 1) forwards 0.5s;
    margin-bottom: 1rem;
}

.page-title em {
    font-style: italic;
    font-weight: 300;
}

.page-subtitle {
    font-family: 'Noto Serif JP', serif;
    font-weight: 200;
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    color: var(--warm-gray);
    opacity: 0;
    animation: fadeUp 1s ease forwards 0.7s;
    margin-bottom: 5rem;
}

/* ── Contact Block ── */
.contact-section {
    border-top: 1px solid var(--line);
    padding-top: 3rem;
    opacity: 0;
    animation: fadeUp 1s ease forwards 0.9s;
}

.contact-row {
    display: flex;
    align-items: baseline;
    gap: 4rem;
    padding: 2rem 0;
    border-bottom: 1px solid var(--line);
}

.contact-label {
    font-family: 'Cormorant Garamond', serif;
    font-size: 0.62rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--warm-gray);
    min-width: 80px;
}

.contact-value {
    font-family: 'Cormorant Garamond', serif;
    font-weight: 300;
    font-size: 1.15rem;
    letter-spacing: 0.05em;
    color: var(--ink);
    text-decoration: none;
    position: relative;
    padding-bottom: 0.15rem;
    transition: opacity 0.3s ease;
}

.contact-value::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--ink);
    transition: width 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.contact-value:hover {
    opacity: 0.6;
}

.contact-value:hover::after {
    width: 100%;
}

.contact-note {
    font-family: 'Noto Serif JP', serif;
    font-weight: 200;
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    color: var(--warm-gray);
    margin-left: auto;
}

/* ── Responsive（Contact固有） ── */
@media (max-width: 700px) {
    .contact-row {
        flex-direction: column;
        gap: 0.8rem;
    }

    .contact-note {
        margin-left: 0;
    }
}