/* ハワイ日記 共通スタイル */
:root {
    --ocean: #087fa6;
    --ocean-dark: #07506d;
    --sky: #e9f7fb;
    --sun: #f4a300;
    --coral: #c94e3f;
    --ink: #29343a;
    --muted: #62737c;
    --paper: rgba(255, 255, 255, 0.96);
    --line: #d7e8ed;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Helvetica Neue", Arial, "Hiragino Sans", "Yu Gothic", sans-serif;
    line-height: 1.9;
    color: var(--ink);
    background: #f8f4e9 url("BG.jpg") repeat fixed;
    margin: 0;
    padding: 28px 16px;
}

.container {
    width: min(940px, 100%);
    margin: 0 auto;
    background: var(--paper);
    border: 1px solid rgba(8, 127, 166, 0.15);
    border-radius: 18px;
    box-shadow: 0 12px 38px rgba(0, 45, 64, 0.18);
    overflow: hidden;
    padding: 0 56px 48px;
}

.archive-header {
    text-align: center;
    padding: 54px 24px 32px;
    margin: 0 -56px 32px;
    color: white;
    background:
        linear-gradient(135deg, rgba(7, 80, 109, 0.96), rgba(8, 127, 166, 0.88)),
        url("BG.jpg") center / cover;
}

.archive-header--main {
    padding-top: 42px;
}

.archive-logo {
    max-width: 255px;
    width: 70%;
    height: auto;
    margin-bottom: 12px;
}

.eyebrow {
    margin: 0 0 8px;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.2em;
    color: #dff7ff;
}

h1 {
    margin: 34px 0 12px;
    padding-bottom: 18px;
    color: var(--ocean-dark);
    font-size: clamp(1.8rem, 4vw, 2.7rem);
    line-height: 1.25;
    text-align: center;
    border-bottom: 3px solid var(--sun);
}

.archive-header h1 {
    color: white;
    border: 0;
    margin: 0 0 12px;
    padding: 0;
}

.archive-header .archive-title {
    margin: 2px 0 14px;
    line-height: 1.15;
}

.archive-title-en,
.archive-title-ja {
    display: block;
}

.archive-title-en {
    color: #ffd36a;
    font-size: clamp(2.15rem, 7vw, 4.25rem);
    font-weight: 900;
    letter-spacing: 0.075em;
    line-height: 1.05;
    text-shadow: 0 3px 12px rgba(0, 30, 45, 0.45);
}

.archive-title-ja {
    margin-top: 10px;
    color: white;
    font-size: clamp(1.55rem, 4.5vw, 2.45rem);
    font-weight: 800;
    letter-spacing: 0.08em;
}

.archive-header p:last-child {
    margin: 0;
}

main {
    padding: 8px 0 24px;
}

.section-title {
    color: var(--ocean-dark);
    text-align: center;
    font-size: 1.35rem;
    margin: 22px 0 24px;
}

.archive-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin: 12px 0 34px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--line);
}

.archive-nav a {
    display: inline-block;
    padding: 7px 13px;
    color: var(--ocean-dark);
    background: var(--sky);
    border-radius: 999px;
    text-decoration: none;
    font-weight: 700;
}

.archive-nav a:hover {
    color: white;
    background: var(--ocean);
}

.year-grid,
.month-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 14px;
    margin: 26px 0 34px;
}

.year-link,
.month-link {
    display: block;
    padding: 17px 12px;
    color: var(--ocean-dark);
    background: white;
    border: 2px solid var(--ocean);
    border-radius: 11px;
    text-align: center;
    font-weight: 800;
    text-decoration: none;
    transition: transform 0.2s, background 0.2s, color 0.2s;
}

.year-link:hover,
.month-link:hover {
    color: white;
    background: var(--ocean);
    transform: translateY(-2px);
}

.latest-card,
.archive-search {
    margin: 28px 0;
    padding: 26px 28px;
    border-radius: 14px;
}

.latest-card {
    position: relative;
    background: linear-gradient(135deg, #fff9e9, #ffffff);
    border: 2px solid var(--sun);
    box-shadow: 0 8px 22px rgba(96, 68, 0, 0.1);
}

.latest-label {
    margin: 0 0 4px;
    color: var(--coral);
    font-size: 0.76rem;
    font-weight: 900;
    letter-spacing: 0.16em;
}

.latest-card h2,
.archive-search h2 {
    margin: 0 0 8px;
    color: var(--ocean-dark);
    font-size: 1.45rem;
}

.latest-card h3 {
    margin: 8px 0 10px;
    font-size: 1.3rem;
    line-height: 1.55;
}

.latest-card h3 a {
    color: var(--ocean-dark);
    text-decoration: none;
}

.latest-date {
    margin: 0;
    color: var(--muted);
    font-weight: 700;
}

.latest-body {
    margin-top: 18px;
    color: var(--ink);
    line-height: 1.95;
}

.latest-body img,
.latest-body iframe,
.text iframe {
    max-width: 100%;
}

.latest-body img {
    height: auto;
}

.latest-button {
    display: inline-block;
    margin-top: 8px;
    padding: 9px 18px;
    color: white;
    background: var(--ocean);
    border-radius: 999px;
    font-weight: 800;
    text-decoration: none;
}

.archive-search {
    color: white;
    background: linear-gradient(135deg, var(--ocean-dark), var(--ocean));
}

.archive-search h2,
.archive-search p {
    color: white;
}

.archive-search p {
    margin: 0 0 14px;
}

.search-form {
    display: flex;
    gap: 10px;
}

.search-form input {
    min-width: 0;
    flex: 1;
    padding: 13px 15px;
    font: inherit;
    background: white;
    border: 2px solid transparent;
    border-radius: 9px;
}

.search-form input:focus {
    outline: 3px solid rgba(244, 163, 0, 0.65);
}

.search-form button {
    padding: 12px 20px;
    color: var(--ocean-dark);
    font: inherit;
    font-weight: 900;
    background: var(--sun);
    border: 0;
    border-radius: 9px;
    cursor: pointer;
}

.search-summary {
    margin: 22px 0;
    padding: 14px 18px;
    background: var(--sky);
    border-left: 5px solid var(--sun);
}

.search-results {
    list-style: none;
    margin: 0;
    padding: 0;
}

.search-result {
    padding: 22px 0;
    border-bottom: 1px solid var(--line);
}

.search-result time {
    color: var(--muted);
    font-weight: 700;
}

.search-result h2 {
    margin: 5px 0 8px;
    font-size: 1.2rem;
    line-height: 1.55;
}

.search-result h2 a {
    color: var(--ocean-dark);
}

mark {
    padding: 0 0.12em;
    color: inherit;
    background: #ffe08a;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Seesaa由来のページを共通表示へ戻す */
.blog,
.blogbody,
.text {
    font-family: inherit !important;
    color: inherit !important;
    background: transparent !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
    padding-left: 0 !important;
    padding-right: 0 !important;
}

.blog {
    padding-top: 0 !important;
    padding-bottom: 0 !important;
}

.blogbody {
    margin-bottom: 42px !important;
    padding: 0 0 34px !important;
    border-bottom: 1px solid var(--line);
}

.date,
.entry-date {
    display: block;
    color: var(--ocean) !important;
    background: var(--sky) !important;
    font-size: 1.05rem !important;
    font-weight: 800 !important;
    line-height: 1.4 !important;
    margin: 34px 0 14px !important;
    padding: 9px 13px !important;
    border: 0 !important;
    border-left: 5px solid var(--sun) !important;
    border-radius: 5px;
}

.title {
    color: var(--ocean-dark) !important;
    background: none !important;
    font-size: 1.35rem !important;
    line-height: 1.5 !important;
    margin: 8px 0 18px !important;
    padding: 0 !important;
    text-decoration: none !important;
}

.title a,
a.title {
    color: var(--ocean-dark) !important;
}

.text {
    font-size: 1rem !important;
    line-height: 1.9 !important;
    padding-top: 0 !important;
}

/* 2006年以降は本文を左から約1文字分下げる */
.archive-indent .text {
    padding-left: 1em !important;
}

.archive-indent .container > p {
    margin-left: 1em;
}

.archive-indent .container > p .entry-date {
    margin-left: -1em !important;
}

/* 2000年代前半の旧HTML */
.container > h3 {
    color: var(--ocean);
    font-size: 1rem;
    margin: 36px 0 8px;
    padding: 8px 0;
    border-bottom: 1px solid var(--line);
}

blockquote {
    margin: 0 0 34px;
    padding: 2px 0 28px;
    border-bottom: 1px solid var(--line);
}

blockquote h3,
blockquote h3 b {
    color: var(--ink) !important;
    font-size: 1rem !important;
    font-weight: 400 !important;
    line-height: 1.9 !important;
}

table {
    width: 100% !important;
    border-collapse: collapse;
    margin: 34px 0 12px;
}

td {
    padding: 12px 14px;
    color: var(--ocean-dark);
    background: var(--sky) !important;
    border-left: 5px solid var(--sun);
}

hr {
    height: 1px;
    margin: 34px 0;
    background: var(--line);
    border: 0;
}

img {
    max-width: 100%;
    height: auto;
}

.text img,
blockquote img,
.container p img {
    display: block;
    width: auto;
    max-width: 100%;
    height: auto;
    margin: 24px auto;
    border-radius: 10px;
    box-shadow: 0 6px 18px rgba(0, 45, 64, 0.14);
}

a {
    color: var(--coral);
}

a:hover {
    color: #f06b42;
}

.archive-footer {
    margin: 28px -56px -48px;
    padding: 28px 24px;
    text-align: center;
    color: var(--muted);
    background: #f2f8fa;
    border-top: 1px solid var(--line);
}

@media (max-width: 680px) {
    body {
        padding: 0;
        background: white;
    }

    .container {
        padding: 0 20px 38px;
        border: 0;
        border-radius: 0;
        box-shadow: none;
    }

    .archive-header {
        margin-left: -20px;
        margin-right: -20px;
        padding: 40px 20px 28px;
    }

    .latest-card,
    .archive-search {
        padding: 22px 18px;
    }

    .search-form {
        display: block;
    }

    .search-form input,
    .search-form button {
        width: 100%;
    }

    .search-form button {
        margin-top: 10px;
    }

    .archive-footer {
        margin: 24px -20px -38px;
    }

    h1 {
        margin-top: 26px;
        font-size: 1.75rem;
    }

    .title {
        font-size: 1.2rem !important;
    }

    .year-grid,
    .month-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}