/* =============================================
   Pattern 37: Travel (旅行代理店)
   SKYBOUND TRAVEL
   ★ 独自構成: スカイブルー×サンセット, フルブリード背景, 縦型タイムライン
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;800&family=Zen+Kaku+Gothic+New:wght@400;500;700&display=swap');

:root {
    --c-bg: #FFFFFF;
    --c-text: #333333;
    --c-blue: #0A84FF;
    /* スカイブルー */
    --c-sunset: #FF6B4A;
    /* サンセットオレンジ */
    --c-light-gray: #F8F9FA;
    --c-border: #E5E7EB;

    --f-en: 'Montserrat', sans-serif;
    --f-ja: 'Zen Kaku Gothic New', sans-serif;
}

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

body {
    font-family: var(--f-ja);
    color: var(--c-text);
    background: var(--c-bg);
    line-height: 1.7;
    font-weight: 400;
    font-size: 16px;
    letter-spacing: 0.05em;
    overflow-x: hidden;
}

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

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

.text-white {
    color: #fff !important;
}

.mx-auto {
    margin-left: auto;
    margin-right: auto;
}

.relative {
    position: relative;
}

.z-10 {
    z-index: 10;
}

.opacity-80 {
    opacity: 0.8;
}

.mt-4 {
    margin-top: 30px;
}

.mt-5 {
    margin-top: 50px;
}

.mb-2 {
    margin-bottom: 15px;
}

.mb-4 {
    margin-bottom: 30px;
}

.mb-5 {
    margin-bottom: 50px;
}

.text-3xl {
    font-size: 2.2rem;
}

/* ===== ユーティリティカラー ===== */
.c-blue {
    color: var(--c-blue) !important;
}

.c-sunset {
    color: var(--c-sunset) !important;
}

/* ===== タイポグラフィ ===== */
h2,
h3,
h4 {
    font-family: var(--f-ja);
    font-weight: 700;
    color: var(--c-text);
    line-height: 1.4;
}

.section-tag {
    display: inline-block;
    font-family: var(--f-en);
    font-weight: 800;
    font-size: 1rem;
    margin-bottom: 10px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.section-title {
    font-size: 2.4rem;
    margin-bottom: 20px;
}

p {
    color: #555;
}

/* ===== ヘッダー ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 25px 40px;
    transition: all 0.4s ease;
    background: transparent;
}

.header.is-scrolled {
    background: rgba(255, 255, 255, 0.95);
    padding: 15px 40px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.05);
    backdrop-filter: blur(10px);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-family: var(--f-en);
    font-size: 1.8rem;
    font-weight: 800;
    color: #fff;
    text-decoration: none;
    letter-spacing: 0.1em;
    transition: color 0.3s;
}

.header.is-scrolled .logo {
    color: var(--c-blue);
}

.nav {
    display: flex;
    align-items: center;
    gap: 35px;
}

.nav a {
    font-family: var(--f-en);
    font-weight: 600;
    text-decoration: none;
    font-size: 0.95rem;
    color: #fff;
    transition: all 0.3s;
    letter-spacing: 0.05em;
}

.header.is-scrolled .nav a {
    color: var(--c-text);
}

.nav a:hover {
    color: var(--c-sunset) !important;
}

.btn-nav {
    background: var(--c-sunset);
    color: #fff !important;
    padding: 12px 25px;
    border-radius: 4px;
    border: 1px solid var(--c-sunset);
    transition: all 0.3s;
}

.header.is-scrolled .btn-nav:hover {
    background: #fff;
    color: var(--c-sunset) !important;
}

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

.menu-toggle span {
    display: block;
    width: 30px;
    height: 3px;
    background: #fff;
    border-radius: 2px;
    margin-bottom: 6px;
    transition: 0.3s;
}

.header.is-scrolled .menu-toggle span {
    background: var(--c-text);
}

/* ===== ボタン ===== */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--c-sunset);
    color: #fff;
    padding: 16px 40px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.05rem;
    border-radius: 4px;
    border: 1px solid var(--c-sunset);
    transition: all 0.3s;
    cursor: pointer;
}

.btn-primary:hover {
    background: #E55032;
}

.btn-outline-white {
    display: inline-block;
    background: transparent;
    color: #fff;
    padding: 16px 40px;
    text-decoration: none;
    font-weight: 700;
    border-radius: 4px;
    border: 2px solid #fff;
    transition: all 0.3s;
}

.btn-outline-white:hover {
    background: #fff;
    color: var(--c-text);
}

/* ===== セクションベース ===== */
.section {
    padding: 120px 0;
    position: relative;
}

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

/* ===== ヒーロー ===== */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.hero-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.5) 0%, rgba(0, 0, 0, 0.2) 100%);
}

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

.hero-en {
    font-family: var(--f-en);
    font-weight: 800;
    font-size: 1rem;
    color: var(--c-sunset);
    display: block;
    margin-bottom: 15px;
    letter-spacing: 0.2em;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.hero-title {
    font-size: 4.5rem;
    margin-bottom: 25px;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.4);
}

/* 検索ボックス風UI */
.search-box {
    background: #fff;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: flex-end;
    gap: 20px;
    max-width: 850px;
    text-align: left;
}

.s-input-group {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
    border-right: 1px solid var(--c-border);
    padding-right: 20px;
}

.s-input-group label {
    font-family: var(--f-en);
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--c-blue);
    text-transform: uppercase;
}

.s-input-group input {
    border: none;
    font-size: 1rem;
    padding: 8px 0;
    outline: none;
    font-family: var(--f-ja);
    color: var(--c-text);
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s;
}

.s-input-group input:focus {
    border-bottom-color: var(--c-blue);
}

.btn-search {
    background: var(--c-blue);
    color: #fff;
    font-weight: 700;
    font-size: 1.1rem;
    border: none;
    padding: 15px 40px;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.3s;
}

.btn-search:hover {
    background: #006CE6;
}

/* ===== Destinations ===== */
.dest-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.dest-card {
    display: block;
    text-decoration: none;
    border-radius: 8px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
    transition: all 0.4s;
}

.dest-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.dest-img {
    height: 260px;
    overflow: hidden;
    position: relative;
}

.dest-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

.dest-card:hover .dest-img img {
    transform: scale(1.15);
}

.dest-info {
    padding: 30px;
    position: relative;
}

.dest-area {
    position: absolute;
    top: -15px;
    left: 30px;
    background: var(--c-blue);
    color: #fff;
    font-family: var(--f-en);
    font-size: 0.8rem;
    font-weight: 700;
    padding: 6px 15px;
    border-radius: 20px;
    text-transform: uppercase;
}

.dest-info h3 {
    font-size: 1.4rem;
    margin-bottom: 10px;
    transition: color 0.3s;
}

.dest-card:hover .dest-info h3 {
    color: var(--c-blue);
}

.dest-info p {
    font-size: 0.95rem;
    margin-bottom: 0;
    color: #666;
}

/* ===== Banner ===== */
.banner {
    position: relative;
    padding: 140px 0;
    overflow: hidden;
}

.clip-diagonal {
    clip-path: polygon(0 10%, 100% 0, 100% 90%, 0 100%);
}

.banner-bg {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.bg-overlay {
    position: absolute;
    inset: 0;
    background: rgba(10, 132, 255, 0.7);
    mix-blend-mode: multiply;
}

/* ===== Flow (縦型タイムライン) ===== */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 24px;
    width: 2px;
    background: var(--c-border);
}

.timeline-item {
    position: relative;
    padding-left: 80px;
    margin-bottom: 50px;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.tl-dot {
    position: absolute;
    top: 0;
    left: 0;
    width: 50px;
    height: 50px;
    background: #fff;
    border: 4px solid var(--c-sunset);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--f-en);
    font-weight: 800;
    font-size: 1.2rem;
    color: var(--c-sunset);
    z-index: 2;
    box-shadow: 0 4px 10px rgba(255, 107, 74, 0.2);
}

.tl-content {
    background: #fff;
    padding: 35px 40px;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.03);
    position: relative;
}

.tl-content h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
    color: var(--c-blue);
}

.tl-content p {
    font-size: 1rem;
    color: #555;
    margin-bottom: 0;
}

/* ===== FAQ ===== */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: #fff;
    margin-bottom: 15px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--c-border);
    overflow: hidden;
}

.faq-q {
    padding: 20px 30px;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--c-blue);
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s;
}

.faq-q::-webkit-details-marker {
    display: none;
}

.faq-q:hover {
    background: var(--c-light-gray);
}

.faq-icon {
    font-family: var(--f-en);
    font-size: 1.5rem;
    color: var(--c-sunset);
    transition: transform 0.3s;
}

details[open] .faq-icon {
    transform: rotate(45deg);
}

.faq-a {
    padding: 0 30px 25px;
    color: #555;
    line-height: 1.8;
}

.faq-a p {
    margin-bottom: 0;
}

/* ===== Newsletter ===== */
.contact-box {
    background: var(--c-light-gray);
    padding: 80px 40px;
    border-radius: 12px;
}

.newsletter-form {
    display: flex;
    width: 100%;
    max-width: 500px;
    gap: 10px;
}

.newsletter-form input {
    flex: 1;
    padding: 15px 20px;
    border: 1px solid var(--c-border);
    border-radius: 4px;
    font-size: 1rem;
    font-family: var(--f-ja);
    outline: none;
}

.newsletter-form input:focus {
    border-color: var(--c-blue);
}

.newsletter-form button {
    margin-left: 0;
    border-radius: 4px;
}

/* ===== フッター ===== */
.footer {
    background: #111;
    padding: 80px 0 30px;
    color: #888;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 50px;
}

.footer .logo {
    color: #fff;
}

.footer h3 {
    color: #fff;
    font-size: 1.1rem;
    margin-bottom: 20px;
    font-family: var(--f-ja);
}

.f-col-links ul {
    list-style: none;
}

.f-col-links li {
    margin-bottom: 12px;
}

.f-col-links a {
    color: #888;
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.3s;
}

.f-col-links a:hover {
    color: #fff;
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 25px;
}

/* ===== アニメーション ===== */
.anim {
    opacity: 0;
    transition: all 1s cubic-bezier(0.25, 1, 0.5, 1);
}

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

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

.anim-d1 {
    transition-delay: 0.15s;
}

.anim-d2 {
    transition-delay: 0.3s;
}

.anim-hero {
    opacity: 0;
    transform: scale(1.05);
    transition: all 2s ease;
}

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

/* ===== レスポンシブ ===== */
@media (max-width: 900px) {
    .container {
        padding: 0 25px;
    }

    .hero-title {
        font-size: 3rem;
    }

    .search-box {
        flex-direction: column;
        align-items: stretch;
        gap: 15px;
        padding: 20px;
    }

    .s-input-group {
        border-right: none;
        border-bottom: 1px solid var(--c-border);
        padding-right: 0;
        padding-bottom: 15px;
    }

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

    .clip-diagonal {
        clip-path: polygon(0 5%, 100% 0, 100% 95%, 0 100%);
        padding: 100px 0;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .newsletter-form {
        flex-direction: column;
    }

    .nav {
        display: none;
    }

    .menu-toggle {
        display: block;
    }
}