/* ===== Czech Business Register (ARES) lookup — TechTools.cz =====
   Public tool, account:none, bilingual EN/CS. Dark theme, mobile-first.
   Loaded AFTER /shared-topnav.css so this :root seeds --tt-topnav-h. */

:root {
    --primary-bg: #0a0a0f;
    --secondary-bg: #141419;
    --card-bg: #1a1a24;
    --card-bg-2: #20202c;
    --border-color: rgba(255, 255, 255, 0.10);
    --border-strong: rgba(255, 255, 255, 0.18);

    --accent-primary: #6366f1;
    --accent-secondary: #8b5cf6;
    --accent-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);

    --ok: #34d399;
    --ok-bg: rgba(52, 211, 153, 0.12);
    --warn: #fbbf24;
    --warn-bg: rgba(251, 191, 36, 0.12);
    --danger: #f87171;
    --danger-bg: rgba(248, 113, 113, 0.12);

    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.72);
    --text-muted: rgba(255, 255, 255, 0.50);

    --radius-sm: 0.45rem;
    --radius-md: 0.7rem;
    --radius-lg: 1.1rem;
    --transition: 0.2s ease;

    /* navbar v2 height contract — seeded here, published exactly at runtime */
    --tt-topnav-h: 64px;
}

* { box-sizing: border-box; }

/* author display rules (flex/grid below) outrank the UA [hidden] rule — make the
   hidden attribute authoritative again so JS .hidden toggles always work */
[hidden] { display: none !important; }

html, body {
    margin: 0;
    padding: 0;
    /* clip (not hidden) so position:sticky on the navbar keeps working */
    overflow-x: clip;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--primary-bg);
    color: var(--text-primary);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--accent-secondary); }

.page { min-height: calc(100vh - var(--tt-topnav-h)); }

.app {
    max-width: 920px;
    margin: 0 auto;
    padding: 1.5rem 1rem 3rem;
}

/* ---------- hero / search ---------- */
.hero { text-align: center; padding: 1.5rem 0 0.5rem; }

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--accent-secondary);
    background: rgba(139, 92, 246, 0.12);
    border: 1px solid rgba(139, 92, 246, 0.3);
    padding: 0.32rem 0.75rem;
    border-radius: 999px;
    margin-bottom: 1rem;
}

.hero h1 {
    font-size: clamp(1.7rem, 5vw, 2.6rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin: 0 0 0.6rem;
    background: linear-gradient(120deg, #fff 30%, #c7d2fe 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.lead {
    color: var(--text-secondary);
    font-size: 1.02rem;
    max-width: 36rem;
    margin: 0 auto 1.6rem;
}
.lead strong { color: var(--text-primary); }

.search {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--card-bg);
    border: 1px solid var(--border-strong);
    border-radius: 999px;
    padding: 0.4rem 0.4rem 0.4rem 1rem;
    max-width: 38rem;
    margin: 0 auto;
    transition: border-color var(--transition), box-shadow var(--transition);
}
.search:focus-within {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.18);
}
.search-icon { color: var(--text-muted); font-size: 0.95rem; }
.search input {
    flex: 1;
    min-width: 0;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    padding: 0.5rem 0;
}
.search input::placeholder { color: var(--text-muted); }
.search button {
    flex-shrink: 0;
    background: var(--accent-gradient);
    color: #fff;
    border: none;
    border-radius: 999px;
    padding: 0.7rem 1.4rem;
    font-size: 0.95rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    min-height: 44px;
    transition: filter var(--transition), transform var(--transition);
}
.search button:hover { filter: brightness(1.1); }
.search button:active { transform: scale(0.97); }

.examples, .recent {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin-top: 1rem;
    font-size: 0.85rem;
}
.examples-label, .recent-label { color: var(--text-muted); }
.chip {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    border-radius: 999px;
    padding: 0.34rem 0.8rem;
    font-size: 0.83rem;
    font-family: inherit;
    cursor: pointer;
    min-height: 32px;
    transition: all var(--transition);
}
.chip:hover { border-color: var(--accent-primary); color: var(--text-primary); background: var(--card-bg-2); }

/* ---------- status / loading / error ---------- */
.status {
    text-align: center;
    margin: 1.5rem auto 0;
    max-width: 38rem;
    padding: 1rem 1.2rem;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
}
.status.loading { color: var(--text-secondary); }
.status.error {
    color: var(--danger);
    background: var(--danger-bg);
    border: 1px solid rgba(248, 113, 113, 0.3);
}
.spinner {
    display: inline-block;
    width: 1.1em; height: 1.1em;
    border: 2px solid rgba(255,255,255,0.25);
    border-top-color: var(--accent-secondary);
    border-radius: 50%;
    margin-right: 0.5rem;
    vertical-align: -0.18em;
    animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- results list (name → many matches) ---------- */
.results { margin-top: 1.6rem; display: grid; gap: 0.6rem; }
.result-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    width: 100%;
    text-align: left;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0.85rem 1rem;
    color: inherit;
    font-family: inherit;
    cursor: pointer;
    transition: all var(--transition);
}
.result-row:hover { border-color: var(--accent-primary); background: var(--card-bg-2); transform: translateX(2px); }
.result-main { min-width: 0; }
.result-name { font-weight: 600; font-size: 0.98rem; }
.result-meta { color: var(--text-muted); font-size: 0.82rem; margin-top: 0.15rem; }
.result-go { color: var(--text-muted); flex-shrink: 0; }
.results-head {
    display: flex; align-items: center; justify-content: space-between;
    color: var(--text-muted); font-size: 0.85rem; margin-bottom: 0.1rem;
}

/* ---------- profile card ---------- */
.profile { margin-top: 1.6rem; }
.card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
}
.card-head {
    padding: 1.4rem 1.4rem 1.2rem;
    background: linear-gradient(160deg, rgba(99,102,241,0.16), rgba(139,92,246,0.05));
    border-bottom: 1px solid var(--border-color);
}
.card-head .form-badge {
    display: inline-flex; align-items: center; gap: 0.4rem;
    font-size: 0.74rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em;
    color: var(--accent-secondary);
    background: rgba(139, 92, 246, 0.14);
    border: 1px solid rgba(139, 92, 246, 0.3);
    padding: 0.22rem 0.6rem; border-radius: 999px;
    margin-bottom: 0.6rem;
}
.card-head h2 { margin: 0; font-size: clamp(1.3rem, 3.5vw, 1.8rem); font-weight: 700; letter-spacing: -0.01em; }
.card-head .subline { color: var(--text-secondary); font-size: 0.9rem; margin-top: 0.35rem; }
.flag-warn {
    display: inline-flex; align-items: center; gap: 0.4rem;
    margin-top: 0.7rem;
    color: var(--warn); background: var(--warn-bg);
    border: 1px solid rgba(251, 191, 36, 0.35);
    border-radius: var(--radius-sm); padding: 0.4rem 0.7rem; font-size: 0.85rem; font-weight: 600;
}
.flag-warn.danger { color: var(--danger); background: var(--danger-bg); border-color: rgba(248,113,113,0.4); }

.card-body { padding: 1.2rem 1.4rem 1.4rem; display: grid; gap: 1.4rem; }

.facts { display: grid; grid-template-columns: 1fr; gap: 0.1rem; }
.fact {
    display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem;
    padding: 0.6rem 0; border-bottom: 1px solid var(--border-color);
}
.fact:last-child { border-bottom: none; }
.fact-k { color: var(--text-muted); font-size: 0.85rem; display: flex; align-items: center; gap: 0.5rem; flex-shrink: 0; }
.fact-k i { width: 1rem; text-align: center; color: var(--text-muted); }
.fact-v { text-align: right; font-size: 0.92rem; font-weight: 500; word-break: break-word; }
.fact-v .yes { color: var(--ok); font-weight: 600; }
.fact-v .no { color: var(--text-muted); }

.copy-btn {
    background: none; border: none; color: var(--text-muted); cursor: pointer;
    font-size: 0.82rem; padding: 0.15rem 0.35rem; margin-left: 0.35rem; border-radius: 0.3rem;
    transition: color var(--transition), background var(--transition);
}
.copy-btn:hover { color: var(--accent-secondary); background: rgba(139,92,246,0.12); }
.copy-btn.copied { color: var(--ok); }

.section-title {
    font-size: 0.78rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em;
    color: var(--text-muted); margin: 0 0 0.6rem;
}

/* register badges */
.registers { display: flex; flex-wrap: wrap; gap: 0.45rem; }
.reg {
    display: inline-flex; align-items: center; gap: 0.4rem;
    font-size: 0.82rem; font-weight: 500;
    padding: 0.35rem 0.7rem; border-radius: 999px;
    background: var(--ok-bg); color: var(--ok); border: 1px solid rgba(52,211,153,0.3);
}
.reg.inactive { background: rgba(255,255,255,0.04); color: var(--text-muted); border-color: var(--border-color); }
.reg.danger { background: var(--danger-bg); color: var(--danger); border-color: rgba(248,113,113,0.4); }
.reg i { font-size: 0.75rem; }

/* NACE list */
.nace-list { display: grid; gap: 0.4rem; }
.nace-item {
    display: flex; align-items: baseline; gap: 0.7rem;
    padding: 0.5rem 0.7rem; background: var(--card-bg-2); border-radius: var(--radius-sm);
    font-size: 0.88rem;
}
.nace-code { color: var(--accent-secondary); font-weight: 600; font-variant-numeric: tabular-nums; flex-shrink: 0; min-width: 3.2rem; }
.nace-name { color: var(--text-secondary); }

/* members */
.members { display: grid; gap: 0.5rem; }
.member {
    display: flex; align-items: center; gap: 0.7rem;
    padding: 0.55rem 0.7rem; background: var(--card-bg-2); border-radius: var(--radius-sm);
}
.member-ic { width: 2rem; height: 2rem; border-radius: 50%; flex-shrink: 0;
    display: grid; place-items: center; background: rgba(99,102,241,0.15); color: var(--accent-secondary); font-size: 0.85rem; }
.member-main { min-width: 0; flex: 1; display: flex; flex-direction: column; }
.member-name { font-weight: 600; font-size: 0.9rem; }
.member-name a { color: inherit; text-decoration: none; border-bottom: 1px dotted var(--text-muted); }
.member-name a:hover { color: var(--accent-secondary); }
.member-share { color: var(--text-muted); font-size: 0.8rem; margin-top: 0.1rem; }

/* actions */
.card-actions { display: flex; flex-wrap: wrap; gap: 0.5rem; padding-top: 0.2rem; }
.btn {
    display: inline-flex; align-items: center; gap: 0.45rem;
    font-size: 0.88rem; font-weight: 600; font-family: inherit;
    padding: 0.6rem 1rem; border-radius: var(--radius-sm); cursor: pointer;
    text-decoration: none; min-height: 44px; transition: all var(--transition);
}
.btn-primary { background: var(--accent-gradient); color: #fff; border: none; }
.btn-primary:hover { filter: brightness(1.1); }
.btn-ghost { background: var(--card-bg-2); color: var(--text-secondary); border: 1px solid var(--border-color); }
.btn-ghost:hover { border-color: var(--accent-primary); color: var(--text-primary); }

/* ---------- about / footer ---------- */
.about { margin-top: 2.5rem; padding-top: 1.6rem; border-top: 1px solid var(--border-color); }
.about h2 { font-size: 1.1rem; font-weight: 700; margin: 0 0 0.6rem; }
.about p { color: var(--text-secondary); font-size: 0.92rem; max-width: 44rem; }
.about-grid {
    list-style: none; padding: 0; margin: 1.2rem 0 0;
    display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 0.7rem;
}
.about-grid li { display: flex; align-items: center; gap: 0.6rem; color: var(--text-secondary); font-size: 0.88rem; }
.about-grid i { color: var(--accent-secondary); width: 1.1rem; text-align: center; }

.foot { margin-top: 2rem; color: var(--text-muted); font-size: 0.82rem; text-align: center; }
.foot a { color: var(--text-secondary); }

/* toast */
.toast {
    position: fixed; bottom: 1.2rem; left: 50%; transform: translateX(-50%) translateY(1rem);
    background: var(--card-bg-2); color: var(--text-primary);
    border: 1px solid var(--border-strong); border-radius: var(--radius-md);
    padding: 0.7rem 1.1rem; font-size: 0.88rem; font-weight: 500;
    box-shadow: 0 12px 32px rgba(0,0,0,0.5);
    opacity: 0; pointer-events: none; transition: all var(--transition);
    z-index: calc(var(--tt-z-toast, 1100) + 10);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast i { color: var(--ok); margin-right: 0.4rem; }

/* ---------- responsive ---------- */
@media (min-width: 640px) {
    .facts { grid-template-columns: 1fr 1fr; gap: 0 2rem; }
}
@media (max-width: 560px) {
    .app { padding: 1rem 0.85rem 2.5rem; }
    .search { flex-wrap: wrap; border-radius: var(--radius-lg); padding: 0.6rem; }
    .search input { flex-basis: 100%; padding: 0.5rem 0.4rem; }
    .search-icon { display: none; }
    .search button { flex: 1; }
    .card-head, .card-body { padding-left: 1rem; padding-right: 1rem; }
    .fact { flex-direction: column; gap: 0.15rem; align-items: flex-start; }
    .fact-v { text-align: left; }
}

/* respect reduced motion / disable heavy effects on small screens */
@media (max-width: 768px) {
    .result-row:hover { transform: none; }
}
@media (prefers-reduced-motion: reduce) {
    * { animation: none !important; transition: none !important; }
}