:root {
    --primary: #d84315;
    --primary-dark: #a92d0b;
    --secondary: #ff9f1c;
    --accent: #fff0d6;
    --accent-strong: #ffe2ad;
    --bg: #fffaf4;
    --surface: #ffffff;
    --text: #171717;
    --text-muted: #646464;
    --border: #eadfd4;
    --success: #237a43;
    --danger: #a12622;
    --shadow: rgba(104, 47, 18, 0.10);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: 'DM Sans', system-ui, sans-serif; background: var(--bg); color: var(--text); line-height: 1.65; -webkit-font-smoothing: antialiased; }
a { color: inherit; }
button, input, select, textarea { font: inherit; }
button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, a:focus-visible { outline: 3px solid rgba(216,67,21,.25); outline-offset: 2px; }
.skip-link { position: fixed; left: 12px; top: -80px; z-index: 100; background: var(--text); color: white; padding: 10px 14px; border-radius: 8px; text-decoration: none; }
.skip-link:focus { top: 12px; }
.container { width: min(1160px, calc(100% - 36px)); margin-inline: auto; }
.site-header { border-bottom: 1px solid var(--border); background: rgba(255,255,255,.94); position: sticky; top: 0; z-index: 20; backdrop-filter: blur(10px); }
.header-inner { min-height: 70px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.logo { color: var(--primary); text-decoration: none; font-weight: 800; letter-spacing: -.02em; white-space: nowrap; }
.site-nav { display: flex; gap: 22px; flex-wrap: wrap; }
.site-nav a { text-decoration: none; color: var(--text-muted); font-weight: 650; font-size: .92rem; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--primary); }
.hero { padding: 64px 0 24px; text-align: center; }
.eyebrow { color: var(--primary); font-weight: 800; text-transform: uppercase; letter-spacing: .1em; font-size: .76rem; }
h1, h2, h3 { font-family: 'Fraunces', Georgia, serif; line-height: 1.15; }
h1 { font-size: clamp(2.35rem, 7vw, 4.65rem); margin: 12px auto 18px; max-width: 900px; letter-spacing: -.045em; }
.hero p { max-width: 760px; margin: 0 auto; color: var(--text-muted); font-size: 1.08rem; }
.tool-shell { margin: 28px auto 62px; background: var(--surface); border: 1px solid var(--border); border-radius: 26px; padding: clamp(22px, 5vw, 46px); box-shadow: 0 18px 55px var(--shadow); }
.quick-start { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 24px; }
.quick-start > div { display: grid; grid-template-columns: 34px 1fr; column-gap: 10px; align-items: center; background: #fff9ef; border: 1px solid var(--border); border-radius: 13px; padding: 12px 14px; }
.quick-start span { grid-row: 1 / 3; display: grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; background: var(--primary); color: white; font-weight: 800; }
.quick-start strong { font-size: .9rem; }
.quick-start small { color: var(--text-muted); line-height: 1.25; }
.tool-grid { display: grid; grid-template-columns: 1.4fr .85fr .85fr; gap: 16px; }
.field label { display: block; margin-bottom: 8px; font-weight: 750; font-size: .9rem; }
.field input, .field select, .field textarea { width: 100%; min-height: 54px; border: 2px solid var(--border); border-radius: 13px; background: #fffdf9; padding: 0 16px; color: var(--text); }
.field textarea { min-height: 210px; padding: 15px 16px; resize: vertical; line-height: 1.55; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 4px rgba(216,67,21,.10); }
.field.is-disabled { opacity: .55; }
.mode-help { margin: 12px 0 0; padding: 11px 13px; border-left: 4px solid var(--secondary); border-radius: 8px; background: var(--accent); color: #6b4325; font-size: .9rem; }
.example-row { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; margin: 15px 0 0; color: var(--text-muted); font-size: .86rem; }
.example-row button { border: 1px solid var(--border); background: white; border-radius: 999px; padding: 5px 11px; cursor: pointer; color: var(--primary-dark); font-weight: 700; }
.example-row button:hover { border-color: var(--primary); background: var(--accent); }
.character-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0 20px; }
.character-key { border: 1px solid var(--border); background: var(--accent); color: var(--text); border-radius: 9px; padding: 8px 12px; cursor: pointer; font-weight: 800; }
.character-key:hover { border-color: var(--primary); background: var(--accent-strong); }
.compact-field { max-width: 220px; margin-bottom: 18px; }
.action-row { display: flex; gap: 12px; }
.button { appearance: none; border: 0; min-height: 52px; border-radius: 12px; padding: 0 24px; font-weight: 800; cursor: pointer; }
.button-primary { background: linear-gradient(135deg, var(--primary), #ef6c2f); color: white; flex: 1; box-shadow: 0 9px 22px rgba(216,67,21,.18); }
.button-primary:hover { background: linear-gradient(135deg, var(--primary-dark), var(--primary)); }
.button-secondary { background: var(--accent); color: var(--text); border: 1px solid var(--border); }
.button-small { min-height: 38px; padding: 0 14px; font-size: .86rem; }
.tool-status { min-height: 24px; margin: 16px 0 4px; color: var(--text-muted); font-size: .9rem; }
.tool-status.success { color: var(--success); }
.tool-status.error { color: var(--danger); }
.results { min-height: 170px; margin-top: 24px; scroll-margin-top: 95px; }
.empty-state { text-align: center; padding: 43px 20px; border: 1px dashed var(--border); border-radius: 16px; color: var(--text-muted); background: #fffdf9; }
.empty-state p { margin: 8px 0; }
.empty-state small { display: block; }
.empty-icon { font-size: 2.35rem; opacity: .55; }
.result-note { font-size: .9rem; }
.results-summary { display: flex; justify-content: space-between; gap: 20px; align-items: center; border-bottom: 1px solid var(--border); padding-bottom: 16px; margin-bottom: 24px; }
.results-summary > div { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; }
.results-summary span { color: var(--text-muted); font-size: .9rem; }
.result-group + .result-group { margin-top: 34px; }
.result-group-title { font-size: 1.3rem; margin: 0 0 14px; }
.words-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(145px, 1fr)); gap: 12px; }
.word-card { border: 1px solid var(--border); background: #fffdf9; border-radius: 13px; padding: 16px; text-align: center; transition: transform .16s ease, border-color .16s ease, box-shadow .16s ease; }
.word-card:hover { transform: translateY(-2px); border-color: #d8bda7; box-shadow: 0 10px 20px rgba(104,47,18,.07); }
.word-card.exact-match { border-color: rgba(35,122,67,.35); background: #f5fff8; }
.word-text { font-size: 1.16rem; font-weight: 800; }
.word-length { color: var(--text-muted); font-size: .84rem; margin: 4px 0 12px; }
.copy-word { border: 0; background: var(--accent); border-radius: 8px; padding: 6px 10px; cursor: pointer; font-weight: 700; }
.trust-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin: 0 auto 68px; }
.trust-card, .content-card { background: var(--surface); border: 1px solid var(--border); border-radius: 18px; padding: 25px; }
.trust-card strong { display: block; margin-bottom: 7px; }
.trust-card p, .content-card p, .content-card li { color: var(--text-muted); }
.content-card a { color: var(--primary-dark); font-weight: 700; }
.content-section { padding: 28px 0 66px; }
.content-section h2 { font-size: clamp(1.8rem, 4vw, 2.75rem); margin-bottom: 18px; }
.content-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.content-card h3 { margin-top: 0; }
.inline-links { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 0; }
.notice { border-left: 4px solid var(--secondary); background: var(--accent); padding: 18px 20px; border-radius: 10px; }
.faq-list { display: grid; gap: 14px; }
.faq-item { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 20px; }
.faq-item h3 { font-family: inherit; font-size: 1rem; margin: 0 0 7px; }
.site-footer { border-top: 1px solid var(--border); background: white; padding: 38px 0; margin-top: 54px; }
.footer-inner { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; color: var(--text-muted); }
.footer-links { display: flex; gap: 16px; flex-wrap: wrap; }
.footer-links a { text-decoration: none; }
.page-hero { padding: 56px 0 25px; text-align: center; }
.page-hero h1 { font-size: clamp(2.1rem, 6vw, 4rem); }
.page-hero p { max-width: 760px; margin-inline: auto; color: var(--text-muted); }
.page-content { max-width: 920px; margin: 0 auto; }
.page-content section { background: white; border: 1px solid var(--border); border-radius: 18px; padding: clamp(24px, 5vw, 40px); margin-bottom: 20px; }
.mode-note { font-size: .9rem; color: var(--text-muted); margin-top: 12px; }
.breadcrumbs { font-size: .85rem; color: var(--text-muted); margin-top: 22px; }
.breadcrumbs a { color: var(--primary-dark); }
.bulk-options { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 16px 0; }
.bulk-results { display: grid; gap: 13px; margin-top: 22px; }
.bulk-result { border: 1px solid var(--border); border-radius: 13px; padding: 16px; background: #fffdf9; }
.bulk-result-head { display: flex; align-items: center; justify-content: space-between; gap: 15px; margin-bottom: 8px; }
.bulk-result-head strong { font-size: 1.05rem; }
.bulk-answer { color: var(--success); font-weight: 800; }
.bulk-alternatives { color: var(--text-muted); font-size: .88rem; }
.worksheet-list { display: grid; gap: 14px; }
.worksheet-item { display: grid; grid-template-columns: 42px 1fr auto; align-items: center; gap: 12px; border: 1px solid var(--border); border-radius: 12px; padding: 14px; }
.worksheet-answer { font-weight: 800; color: var(--success); }
@media (max-width: 820px) {
    .header-inner { min-height: 64px; gap: 14px; }
    .site-nav { flex-wrap: nowrap; overflow-x: auto; white-space: nowrap; padding: 12px 0; scrollbar-width: none; }
    .site-nav::-webkit-scrollbar { display: none; }
    .tool-grid, .bulk-options { grid-template-columns: 1fr; }
    .trust-strip, .content-grid { grid-template-columns: 1fr; }
    .results-summary { align-items: flex-start; flex-direction: column; gap: 9px; }
}
@media (max-width: 640px) {
    .container { width: min(100% - 24px, 1160px); }
    .header-inner { display: block; padding: 13px 0 0; }
    .hero { padding: 42px 0 18px; }
    .quick-start { grid-template-columns: 1fr; }
    .tool-shell { border-radius: 18px; margin-top: 20px; padding: 20px; }
    .action-row { flex-direction: column; }
    .button { width: 100%; }
    .compact-field { max-width: none; }
    .character-row { gap: 6px; }
    .character-key { flex: 1 0 42px; }
    .words-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
    .worksheet-item { grid-template-columns: 34px 1fr; }
    .worksheet-answer { grid-column: 2; }
}
@media print {
    .site-header, .site-footer, .button, .character-row, .tool-status, .example-row { display: none !important; }
    body { background: white; }
    .worksheet-item { break-inside: avoid; }
}