/* ============================================================
   Merel Inc — Naturalist Journal Theme
   Botanical green, field-note cream, leaf and bird motifs.
   ============================================================ */

:root {
    --cream: #f4f1e8;
    --paper: #fbf9f2;
    --forest: #3d6b35;
    --forest-deep: #2a4a26;
    --moss: #5e8a4f;
    --gold: #c9a227;
    --rust: #a2683a;
    --text: #2f3b2c;
    --muted: #7a8272;
    --border: #dfe3d0;
    --serif: Georgia, "Palatino Linotype", "Book Antiqua", serif;
    --sans: "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, Arial, sans-serif;
    --max: 1140px;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: var(--sans);
    background: var(--cream);
    color: var(--text);
    line-height: 1.78;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--forest); text-decoration: none; }
a:hover { color: var(--rust); }

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

.container { max-width: var(--max); margin: 0 auto; padding: 0 22px; }

.skip-link { position: absolute; left: -9999px; top: 0; background: var(--forest); color: #fff; padding: 10px 16px; z-index: 100; }
.skip-link:focus { left: 0; }

/* ---------- Header ---------- */

.site-header { background: var(--forest-deep); position: sticky; top: 0; z-index: 50; border-bottom: 4px solid var(--gold); }
.header-inner { display: flex; align-items: center; gap: 26px; height: 78px; }

.brand { display: inline-flex; align-items: center; gap: 12px; }
.brand-mark { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; border-radius: 50%; background: rgba(255,255,255,.12); }
.brand-text { font-family: var(--serif); font-size: 1.5rem; font-weight: 700; color: #f7f4e9; letter-spacing: .01em; }
.brand-dot { color: var(--gold); }

.main-nav { display: flex; gap: 24px; margin-left: auto; }
.main-nav a { color: #cfe0c5; font-weight: 600; font-size: .95rem; }
.main-nav a:hover { color: #fff; }
.header-actions { display: flex; gap: 10px; }

/* ---------- Buttons ---------- */

.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 11px 22px; border-radius: 999px; font-weight: 600; font-size: .92rem;
    border: 1px solid transparent; cursor: pointer; transition: .18s ease;
    line-height: 1.2; text-decoration: none;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-lg { padding: 15px 30px; font-size: 1rem; }
.btn-block { width: 100%; }

.btn-solid { background: var(--forest); color: #fff; box-shadow: 0 4px 14px rgba(61, 107, 53, .3); }
.btn-solid:hover { background: var(--forest-deep); color: #fff; }

.btn-outline { border-color: rgba(255,255,255,.45); color: #f7f4e9; background: transparent; }
.btn-outline:hover { background: #fff; color: var(--forest-deep); }

/* light-context outline (article, forms) */
.article .btn-outline, .form-card .btn-outline { border-color: var(--forest); color: var(--forest); }
.article .btn-outline:hover, .form-card .btn-outline:hover { background: var(--forest); color: #fff; }

/* ---------- Hero ---------- */

.hero {
    background:
        radial-gradient(ellipse 60% 80% at 85% 10%, rgba(94, 138, 79, .18) 0%, transparent 60%),
        var(--cream);
    padding: 88px 0 76px; position: relative; overflow: hidden;
}
.hero::after {
    content: "\1F343"; position: absolute; right: 4%; top: 16%; font-size: 7rem; opacity: .12;
}
.hero-kicker { display: inline-block; font-size: .74rem; font-weight: 700; letter-spacing: .24em; text-transform: uppercase; color: var(--rust); margin-bottom: 20px; border-bottom: 2px solid var(--gold); padding-bottom: 8px; }
.hero-title { font-family: var(--serif); font-size: 3.6rem; line-height: 1.12; font-weight: 700; margin: 0 0 22px; letter-spacing: -.01em; }
.hero-title .accent { font-style: italic; color: var(--forest); }
.hero-lede { color: var(--muted); font-size: 1.12rem; max-width: 520px; margin: 0 0 30px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* ---------- Sections ---------- */

.section { padding: 66px 0; }
.section-alt { background: var(--paper); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

.kicker { display: inline-block; font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .26em; color: var(--gold); margin-bottom: 10px; }
.section-head { text-align: center; margin-bottom: 44px; }
.section-title { font-family: var(--serif); font-size: 2.4rem; font-weight: 700; margin: 0 0 10px; letter-spacing: -.01em; }
.section-sub { color: var(--muted); max-width: 520px; margin: 0 auto; font-size: 1rem; }

/* ---------- Room grid (leaf cards) ---------- */

.room-grid { display: grid; gap: 20px; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.room-card {
    background: var(--paper); border: 1px solid var(--border); border-radius: 4px 22px 4px 22px;
    padding: 28px 24px 24px; text-align: center; color: var(--text); display: block;
    position: relative; transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.room-card::before {
    content: ""; position: absolute; left: 24px; right: 24px; top: 0; height: 3px;
    background: linear-gradient(90deg, var(--forest), var(--gold)); border-radius: 0 0 4px 4px;
}
.room-card:hover { transform: translateY(-4px); box-shadow: 0 14px 32px rgba(47, 59, 44, .12); border-color: var(--moss); text-decoration: none; }
.room-icon { font-size: 2rem; display: block; margin-bottom: 10px; }
.room-name { font-family: var(--serif); font-size: 1.2rem; margin: 0 0 6px; color: var(--forest-deep); }
.room-tag { font-size: .84rem; color: var(--muted); margin: 0; font-style: italic; font-family: var(--serif); }

/* ---------- Guide rows (journal entries) ---------- */

.guide-list { display: grid; gap: 14px; }
.guide-row {
    background: var(--paper); border: 1px solid var(--border); border-left: 4px solid var(--moss);
    padding: 20px 26px; display: flex; gap: 24px; align-items: center; justify-content: space-between;
    transition: border-color .18s ease, box-shadow .18s ease;
}
.guide-row:hover { border-left-color: var(--gold); box-shadow: 0 8px 22px rgba(47, 59, 44, .1); }
.guide-name { font-family: var(--serif); font-size: 1.25rem; margin: 0 0 6px; }
.guide-name a { color: var(--text); }
.guide-name a:hover { color: var(--forest); }
.guide-desc { color: var(--muted); font-size: .9rem; margin: 0; }
.guide-side { display: flex; flex-direction: column; align-items: flex-end; gap: 8px; flex-shrink: 0; }
.guide-cat { font-size: .68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .18em; color: var(--rust); }
.guide-meta { font-size: .78rem; color: var(--muted); white-space: nowrap; }

/* ---------- Category head + article ---------- */

.breadcrumb { font-size: .86rem; color: var(--muted); margin: 24px 0 0; }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--forest); }

.cat-head { padding: 46px 0 8px; text-align: center; }
.cat-icon { font-size: 2.6rem; display: block; margin-bottom: 8px; }
.cat-title { font-family: var(--serif); font-size: 2.7rem; font-weight: 700; margin: 0 0 8px; letter-spacing: -.01em; }
.cat-tagline { font-family: var(--serif); font-style: italic; color: var(--muted); font-size: 1.05rem; margin: 0; }

.two-col { display: grid; grid-template-columns: 2.1fr 1fr; gap: 36px; padding-top: 46px; padding-bottom: 72px; }

.article { background: var(--paper); border: 1px solid var(--border); border-radius: 6px; padding: 46px 50px; box-shadow: 0 8px 26px rgba(47, 59, 44, .07); }
.article-lede { font-family: var(--serif); font-size: 1.15rem; color: var(--forest-deep); border-bottom: 2px dashed var(--border); padding-bottom: 18px; }
.article-title { font-family: var(--serif); font-size: 2.5rem; line-height: 1.12; margin: 10px 0 14px; letter-spacing: -.01em; }
.article-heading { font-family: var(--serif); font-size: 1.5rem; margin: 38px 0 14px; color: var(--forest-deep); position: relative; padding-left: 16px; }
.article-heading::before { content: "\2766"; position: absolute; left: 0; top: 6px; color: var(--gold); font-size: 1rem; }
.article p { color: #46503f; margin: 0 0 16px; font-size: .99rem; }
.article ul, .article ol { margin: 0 0 16px; padding-left: 24px; color: #46503f; }
.article li { margin-bottom: 9px; }
.article a { color: var(--forest); border-bottom: 1px solid var(--gold); }
.article a:hover { color: var(--rust); }

.guide-meta { display: flex; gap: 10px; flex-wrap: wrap; margin: 0 0 26px; }
.meta-chip { font-size: .78rem; font-weight: 600; padding: 4px 12px; border-radius: 4px; background: var(--cream); color: var(--muted); border: 1px solid var(--border); }
.meta-solid { background: var(--forest); color: #fff; border-color: var(--forest); }

/* ---------- Shelf ---------- */

.shelf { background: var(--forest-deep); color: #e9efdf; border-radius: 6px; padding: 26px 24px; position: sticky; top: 96px; box-shadow: 0 12px 30px rgba(42, 74, 38, .3); }
.shelf-title { font-family: var(--serif); font-size: 1.25rem; margin: 0 0 2px; color: #fff; }
.shelf-sub { font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; color: var(--gold); margin: 0 0 16px; }
.shelf-list { display: grid; gap: 2px; max-height: 560px; overflow-y: auto; padding-right: 4px; }
.shelf-item { display: block; padding: 12px 12px; border-radius: 4px; border-bottom: 1px solid rgba(255,255,255,.12); }
.shelf-item:hover { background: var(--moss); }
.shelf-name { display: block; font-family: var(--serif); color: #fff; font-size: .96rem; margin-bottom: 3px; }
.shelf-item:hover .shelf-name { color: #fff; }
.shelf-meta { display: block; font-size: .76rem; color: #b7c7ab; }

/* ---------- Videos ---------- */

.video-grid { display: grid; gap: 22px; grid-template-columns: repeat(auto-fill, minmax(310px, 1fr)); }
.video-card { background: var(--paper); border: 1px solid var(--border); border-radius: 6px; overflow: hidden; transition: transform .18s ease, box-shadow .18s ease; }
.video-card:hover { transform: translateY(-4px); box-shadow: 0 12px 28px rgba(47, 59, 44, .12); }
.video-card img { width: 100%; display: block; aspect-ratio: 16 / 9; object-fit: cover; }
.video-body { padding: 18px 20px 22px; }
.video-kicker { font-size: .68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .18em; color: var(--rust); }
.video-title { font-family: var(--serif); font-size: 1.16rem; margin: 8px 0 6px; }
.video-title a { color: var(--text); }
.video-title a:hover { color: var(--forest); }
.video-sub { color: var(--muted); font-size: .86rem; margin: 0; font-style: italic; font-family: var(--serif); }

/* ---------- FAQ ---------- */

.faq-item { border-bottom: 2px dashed var(--border); padding: 18px 0; }
.faq-item h3 { font-family: var(--serif); font-size: 1.08rem; margin: 0 0 8px; color: var(--forest-deep); }
.faq-item h3::before { content: "Q. "; color: var(--gold); }
.faq-item p { color: var(--muted); margin: 0; font-size: .95rem; }

/* ---------- Forms ---------- */

.form-card { max-width: 470px; margin: 0 auto; background: var(--paper); border: 1px solid var(--border); border-radius: 6px; padding: 38px 36px; box-shadow: 0 12px 30px rgba(47, 59, 44, .09); }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-weight: 600; margin-bottom: 7px; font-size: .8rem; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); }
.form-group input { width: 100%; padding: 13px 15px; border: 1px solid var(--border); border-radius: 4px; font-size: .95rem; background: var(--cream); font-family: inherit; color: var(--text); }
.form-group input:focus { outline: none; border-color: var(--forest); box-shadow: 0 0 0 3px rgba(61, 107, 53, .15); }
.form-note { text-align: center; color: var(--muted); font-size: .88rem; margin-top: 18px; }
.alert { padding: 12px 16px; border-radius: 4px; margin-bottom: 18px; font-size: .9rem; }
.alert-error { background: #f6e8e4; color: #8a3b22; border: 1px solid #e0c4b8; }
.alert-success { background: #e8f0df; color: var(--forest-deep); border: 1px solid #c4d8b0; }

/* ---------- Footer ---------- */

.site-footer { background: var(--forest-deep); color: #d5dfc9; margin-top: 76px; padding: 56px 0 24px; border-top: 4px solid var(--gold); }
.footer-grid { display: grid; gap: 36px; grid-template-columns: 1.5fr 1fr 1fr 1fr; }
.footer-brand .brand-text { color: #fff; font-size: 1.4rem; }
.footer-tagline { color: #b7c7ab; font-size: .92rem; max-width: 300px; }
.footer-title { font-family: var(--serif); color: var(--gold); font-size: 1.02rem; margin: 0 0 12px; }
.footer-col a { display: block; color: #d5dfc9; padding: 4px 0; font-size: .9rem; }
.footer-col a:hover { color: #fff; }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; border-top: 1px solid rgba(255,255,255,.12); margin-top: 40px; padding-top: 20px; color: #b7c7ab; font-size: .84rem; }
.footer-bottom a { color: var(--gold); }
.footer-bottom a:hover { color: #fff; }

/* ---------- Responsive ---------- */

@media (max-width: 1024px) {
    .two-col { grid-template-columns: 1fr; }
    .hero-title { font-size: 2.8rem; }
    .hero::after { display: none; }
}

@media (max-width: 768px) {
    .main-nav { display: none; }
    .header-inner { gap: 12px; }
    .hero-title { font-size: 2.1rem; }
    .cat-title { font-size: 2rem; }
    .article-title { font-size: 1.8rem; }
    .article { padding: 28px 22px; }
    .guide-row { flex-direction: column; align-items: flex-start; }
    .guide-side { align-items: flex-start; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}