/* =============================================
   Pattern 28: Legal (法律事務所)
   Trust & Resolve — 品質向上版
   ★ 独自構成: スプリットヒーロー, アコーディオンUI, 堅牢な明朝体
   ============================================= */

:root {
    --c-navy: #0F1E38;
    --c-navy-light: #1A3159;
    --c-gold: #B89C63;
    /* 落ち着いたゴールド */
    --c-gray-light: #F4F6F9;
    --c-white: #ffffff;
    --c-text: #333333;
    --c-text-muted: #666666;
    --f-display: "Cormorant Garamond", serif;
    --f-body: "Noto Serif JP", serif;
}

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

body {
    font-family: var(--f-body);
    color: var(--c-text);
    background: var(--c-white);
    line-height: 1.8;
    font-weight: 300;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 40px;
}

.container--sm {
    max-width: 800px;
}

.text-center {
    text-align: center;
}

/* ===== ユーティリティ ===== */
.sect-subtitle {
    display: block;
    font-family: var(--f-display);
    font-size: 1.1rem;
    color: var(--c-gold);
    font-style: italic;
    margin-bottom: 10px;
    letter-spacing: 0.1em;
}

/* ===== ヘッダー ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 20px 40px;
    background: var(--c-white);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: padding 0.3s;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
    text-decoration: none;
    color: var(--c-navy);
}

.logo-en {
    font-family: var(--f-display);
    font-size: 1.4rem;
    font-weight: 600;
    letter-spacing: 0.15em;
}

.logo-ja {
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    color: var(--c-text-muted);
}

.nav {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav a {
    font-family: var(--f-body);
    text-decoration: none;
    font-size: 0.95rem;
    color: var(--c-text);
    transition: color 0.3s;
    letter-spacing: 0.05em;
}

.nav a:hover {
    color: var(--c-gold);
}

.nav-contact {
    background: var(--c-navy);
    color: var(--c-white) !important;
    padding: 10px 25px;
    border-radius: 2px;
    transition: background 0.3s;
}

.nav-contact:hover {
    background: var(--c-navy-light);
    color: var(--c-white);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--c-navy);
    margin-bottom: 5px;
    transition: 0.3s;
}

/* ===== ヒーロー（スプリット） ===== */
.hero {
    display: flex;
    height: 100vh;
    padding-top: 80px;
}

.hero-text-area {
    flex: 1;
    background: var(--c-navy);
    color: var(--c-white);
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 0 10%;
    position: relative;
}

.hero-img-area {
    flex: 1;
    position: relative;
    overflow: hidden;
}

.hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(20%) contrast(1.1);
    transform: scale(1.05);
    animation: zoomSlow 25s ease forwards;
}

@keyframes zoomSlow {
    100% {
        transform: scale(1);
    }
}

.hero-subtitle {
    font-family: var(--f-display);
    font-size: 1.2rem;
    font-style: italic;
    color: var(--c-gold);
    display: block;
    margin-bottom: 20px;
    letter-spacing: 0.15em;
}

.hero-title {
    font-size: 2.8rem;
    font-weight: 400;
    line-height: 1.5;
    letter-spacing: 0.1em;
    margin-bottom: 30px;
    text-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.hero-desc {
    font-size: 1.05rem;
    line-height: 2;
    opacity: 0.85;
    max-width: 450px;
}

/* ===== セクション設定 ===== */
.section {
    padding: 120px 0;
}

.section--light {
    background: var(--c-gray-light);
}

.section-head {
    margin-bottom: 50px;
}

.section-head h2 {
    font-size: 2.2rem;
    font-weight: 400;
    color: var(--c-navy);
    letter-spacing: 0.1em;
    margin-bottom: 15px;
}

.head-desc {
    color: var(--c-text-muted);
    font-size: 0.95rem;
}

/* ===== About（理念） ===== */
.container--about {
    display: flex;
    gap: 80px;
    align-items: center;
}

.about-content {
    flex: 1;
}

.about-img {
    flex: 1;
}

.about-img img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    box-shadow: -20px -20px 0 var(--c-navy-light);
}

.about-catch {
    font-size: 1.4rem;
    color: var(--c-navy);
    font-weight: 600;
    margin-bottom: 20px;
    letter-spacing: 0.05em;
}

.about-text {
    color: var(--c-text-muted);
    font-size: 0.95rem;
    line-height: 2.2;
    margin-bottom: 30px;
}

.btn-text {
    display: inline-block;
    font-size: 0.95rem;
    color: var(--c-navy);
    text-decoration: none;
    font-weight: 600;
    border-bottom: 1px solid var(--c-navy);
    padding-bottom: 5px;
    transition: color 0.3s;
}

.btn-text:hover {
    color: var(--c-gold);
    border-color: var(--c-gold);
}

/* ===== 業務（アコーディオン） ===== */
.accordion-wrapper {
    border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.accordion-item {
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.accordion-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px 0;
    cursor: pointer;
    list-style: none;
}

.accordion-header::-webkit-details-marker {
    display: none;
}

.acc-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--c-navy);
    letter-spacing: 0.05em;
    transition: color 0.3s;
}

.accordion-header:hover .acc-title {
    color: var(--c-gold);
}

.acc-icon {
    font-size: 1.5rem;
    color: var(--c-gold);
    font-weight: 300;
    transition: transform 0.3s;
}

.accordion-content {
    padding: 0 0 25px 0;
    color: var(--c-text-muted);
    font-size: 0.95rem;
    line-height: 1.8;
    animation: fadeIn 0.4s ease;
}

details[open] .acc-icon {
    transform: rotate(180deg);
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }

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

/* ===== 写真帯 ===== */
.photo-band {
    height: 350px;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.band-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.6);
}

.band-overlay {
    position: relative;
    z-index: 1;
    text-align: center;
}

.band-text {
    font-family: var(--f-display);
    font-size: 2.2rem;
    font-style: italic;
    color: var(--c-white);
    letter-spacing: 0.1em;
}

/* ===== 弁護士リスト ===== */
.lawyer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.lawyer-card {
    background: var(--c-white);
    padding: 40px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.03);
    display: flex;
    gap: 30px;
    align-items: center;
    border-top: 4px solid var(--c-navy);
    transition: transform 0.3s;
}

.lawyer-card:hover {
    transform: translateY(-5px);
}

.lawyer-img {
    width: 150px;
    height: 150px;
    object-fit: cover;
    border-radius: 50%;
    filter: grayscale(30%);
}

.lawyer-info {
    flex: 1;
}

.lawyer-role {
    display: inline-block;
    font-size: 0.75rem;
    background: var(--c-gray-light);
    color: var(--c-navy);
    padding: 4px 10px;
    margin-bottom: 10px;
    letter-spacing: 0.1em;
}

.lawyer-name {
    font-size: 1.4rem;
    color: var(--c-navy);
    font-weight: 600;
    letter-spacing: 0.1em;
    margin-bottom: 2px;
}

.lawyer-en {
    font-family: var(--f-display);
    font-size: 0.9rem;
    color: var(--c-gold);
    font-style: italic;
    margin-bottom: 15px;
}

.lawyer-desc {
    font-size: 0.85rem;
    color: var(--c-text-muted);
    line-height: 1.8;
}

/* ===== FAQ ===== */
.faq-list {
    margin: 0 auto;
}

.faq-item {
    background: var(--c-white);
    border: 1px solid rgba(0, 0, 0, 0.05);
    border-radius: 4px;
    margin-bottom: 20px;
    padding: 30px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.02);
    transition: all 0.3s;
}

.faq-item:hover {
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.06);
    border-color: var(--c-gold);
}

.faq-q {
    font-family: var(--f-body);
    font-size: 1.05rem;
    color: var(--c-navy);
    font-weight: 600;
    margin-bottom: 12px;
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.faq-q::before {
    content: 'Q.';
    font-family: var(--f-display);
    color: var(--c-gold);
    font-size: 1.4rem;
    line-height: 1;
}

.faq-a {
    color: var(--c-text-muted);
    font-size: 0.95rem;
    line-height: 1.8;
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.faq-a::before {
    content: 'A.';
    color: var(--c-navy);
    font-family: var(--f-display);
    font-size: 1.4rem;
    line-height: 1;
    opacity: 0.8;
}

/* ===== CTA ===== */
.section--cta {
    background: var(--c-navy);
    padding: 120px 0;
    color: var(--c-white);
    text-align: center;
    border-top: 5px solid var(--c-gold);
}

.cta-box h2 {
    font-size: 2.2rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    margin-bottom: 20px;
}

.cta-desc {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 40px;
    font-size: 0.95rem;
}

.cta-contact-info {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 40px;
    margin-bottom: 40px;
}

.cta-tel {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.cta-tel span {
    font-size: 0.9rem;
    letter-spacing: 0.1em;
    margin-bottom: 10px;
    color: var(--c-gold);
}

.cta-tel a {
    font-family: var(--f-display);
    font-size: 3rem;
    color: var(--c-white);
    text-decoration: none;
    line-height: 1;
    margin-bottom: 5px;
    transition: color 0.3s;
}

.cta-tel a:hover {
    color: var(--c-gold);
}

.cta-tel small {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
}

.btn-primary {
    display: inline-block;
    background: var(--c-gold);
    color: var(--c-white);
    padding: 18px 50px;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    transition: background 0.3s;
}

.btn-primary:hover {
    background: #cfb172;
}

/* ===== フッター ===== */
.footer {
    background: var(--c-white);
    padding: 80px 0 40px;
    border-top: 1px solid var(--c-gray-light);
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    margin-bottom: 50px;
}

.footer-info .logo-en {
    color: var(--c-navy);
    display: block;
    margin-bottom: 5px;
}

.footer-info .logo-ja {
    color: var(--c-text-muted);
}

.footer-address {
    margin-top: 20px;
    font-size: 0.85rem;
    color: var(--c-text-muted);
    line-height: 1.8;
}

.footer-nav ul {
    list-style: none;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px 40px;
}

.footer-nav a {
    text-decoration: none;
    color: var(--c-navy);
    font-size: 0.9rem;
    transition: color 0.3s;
}

.footer-nav a:hover {
    color: var(--c-gold);
}

.footer-bottom {
    text-align: center;
    border-top: 1px solid var(--c-gray-light);
    padding-top: 30px;
    font-size: 0.75rem;
    color: var(--c-text-muted);
    letter-spacing: 0.1em;
}

/* ===== アニメーション ===== */
.anim {
    opacity: 0;
    transition: all 1s cubic-bezier(0.22, 1, 0.36, 1);
}

.anim.anim-up {
    transform: translateY(40px);
}

.anim.is-visible {
    opacity: 1;
    transform: translate(0);
}

.anim-d1 {
    transition-delay: 0.2s;
}

.anim-hero {
    opacity: 0;
    transform: translateY(30px);
    transition: all 1s cubic-bezier(0.22, 1, 0.36, 1);
}

.anim-hero.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== レスポンシブ ===== */
@media (max-width: 900px) {
    .container--about {
        flex-direction: column;
        text-align: center;
        gap: 40px;
    }

    .hero {
        flex-direction: column;
        height: auto;
        padding-top: 70px;
    }

    .hero-text-area {
        padding: 60px 30px;
    }

    .hero-img-area {
        height: 400px;
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .lawyer-grid {
        grid-template-columns: 1fr;
    }

    .lawyer-card {
        flex-direction: column;
        text-align: center;
    }

    .nav {
        display: none;
    }

    /* ハンバーガー前提の非表示 */
    .menu-toggle {
        display: block;
    }

    .footer-inner {
        flex-direction: column;
        gap: 40px;
    }

    .footer-nav ul {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-info {
        text-align: center;
    }
}