/* DNS Lookup — Navju Cloud — style.css */

/* ─── Variables ─────────────────────────────────────────────────────────────── */
:root {
  --bg:         #ffffff;
  --bg-2:       #f8fafc;
  --bg-3:       #f1f5f9;
  --border:     #e2e8f0;
  --text:       #0f172a;
  --text-2:     #475569;
  --text-3:     #94a3b8;
  --accent:     #2563eb;
  --accent-h:   #1d4ed8;
  --green:      #22c55e;
  --red:        #ef4444;
  --card:       #ffffff;
  --card-bd:    #e2e8f0;
  --shadow:     0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05);
  --shadow-lg:  0 8px 24px rgba(0,0,0,.08), 0 2px 8px rgba(0,0,0,.04);
  --radius:     12px;
  --mono:       'SFMono-Regular', 'Consolas', 'Liberation Mono', monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg:        #0f172a;
    --bg-2:      #1e293b;
    --bg-3:      #334155;
    --border:    #334155;
    --text:      #f1f5f9;
    --text-2:    #94a3b8;
    --text-3:    #64748b;
    --card:      #1e293b;
    --card-bd:   #334155;
    --shadow:    0 1px 3px rgba(0,0,0,.3);
    --shadow-lg: 0 8px 24px rgba(0,0,0,.3);
  }
}

/* ─── Reset ──────────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

/* ─── Layout ─────────────────────────────────────────────────────────────────── */
.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
}
main { flex: 1; }

/* ===== UNIVERSAL HEADER (nct-*) ===== */
.nct-hdr {
  position: sticky; top: 0; z-index: 100;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--nct-bg, #fff);
  border-bottom: 1px solid var(--nct-bd, #e2e8f0);
}
[data-theme=dark]  { --nct-bg:#0f172a; --nct-bg2:#1e293b; --nct-bd:#334155; --nct-txt:#f1f5f9; --nct-txt2:#94a3b8; --nct-txt3:#64748b; }
[data-theme=light] { --nct-bg:#fff;    --nct-bg2:#f8fafc; --nct-bd:#e2e8f0; --nct-txt:#0f172a; --nct-txt2:#475569; --nct-txt3:#94a3b8; }

/* Row 1 */
.nct-row1 { display:flex; align-items:center; gap:10px; padding:10px 24px; border-bottom:1px solid var(--nct-bd,#e2e8f0); width:100%; }
.nct-logo img { height:26px; display:block; }
.nct-logo .nct-logo-light { display:none; }
[data-theme=light] .nct-logo .nct-logo-dark { display:none; }
[data-theme=light] .nct-logo .nct-logo-light { display:block; }

.nct-nav { display:flex; align-items:center; gap:4px; flex:1; overflow-x:auto; scrollbar-width:none; margin:0 8px; }
.nct-nav::-webkit-scrollbar { display:none; }
.nct-np { padding:4px 11px; border-radius:100px; font-size:12px; font-weight:500; white-space:nowrap; text-decoration:none; color:var(--nct-txt2,#475569); border:1px solid transparent; transition:all .15s; background:transparent; cursor:pointer; }
.nct-np:hover { color:#2563eb; border-color:#2563eb; }
.nct-np.active { background:#2563eb; color:#fff; border-color:#2563eb; font-weight:600; }
.nct-ext { flex-shrink:0; padding:5px 14px; border-radius:8px; font-size:12px; font-weight:600; white-space:nowrap; text-decoration:none; color:var(--nct-txt2,#475569); border:1px solid var(--nct-bd,#e2e8f0); background:var(--nct-bg2,#f8fafc); transition:all .15s; }
.nct-ext:hover { color:#2563eb; border-color:#2563eb; }
.nct-ham { display:none; flex-shrink:0; flex-direction:column; justify-content:center; align-items:center; gap:5px; width:32px; height:32px; border-radius:8px; cursor:pointer; border:1px solid var(--nct-bd,#e2e8f0); background:var(--nct-bg2,#f8fafc); }
.nct-ham span { display:block; width:15px; height:1.5px; background:var(--nct-txt2,#475569); border-radius:2px; transition:all .2s; }
.nct-ham.open span:nth-child(1) { transform:translateY(6.5px) rotate(45deg); }
.nct-ham.open span:nth-child(2) { opacity:0; }
.nct-ham.open span:nth-child(3) { transform:translateY(-6.5px) rotate(-45deg); }

/* Row 2 */
.nct-row2 { display:flex; align-items:center; gap:8px; padding:6px 24px; }
.nct-ip { display:flex; align-items:center; gap:5px; font-family:monospace; font-size:11px; color:var(--nct-txt3,#94a3b8); background:var(--nct-bg2,#f8fafc); padding:3px 10px; border-radius:100px; border:1px solid var(--nct-bd,#e2e8f0); white-space:nowrap; }
.nct-ip svg { color:#2563eb; flex-shrink:0; }
.nct-spacer { flex:1; }
.nct-lang { display:flex; gap:4px; }
.nct-lbtn { background:var(--nct-bg2,#f8fafc); color:var(--nct-txt2,#475569); border:1px solid var(--nct-bd,#e2e8f0); border-radius:6px; padding:3px 10px; font-size:11px; font-weight:700; cursor:pointer; letter-spacing:.05em; transition:all .15s; }
.nct-lbtn:hover { color:#2563eb; border-color:#2563eb; background:var(--nct-bg2,#f8fafc); }
.nct-lbtn.active { background:#2563eb; color:#fff; border-color:#2563eb; }
.nct-tbtn { width:28px; height:28px; flex-shrink:0; border:1px solid var(--nct-bd,#e2e8f0); border-radius:6px; background:var(--nct-bg2,#f8fafc); color:var(--nct-txt2,#475569); cursor:pointer; display:flex; align-items:center; justify-content:center; transition:all .15s; }
.nct-tbtn:hover { border-color:#2563eb; color:#2563eb; }
.nct-tbtn .i-sun { display:none; }
.nct-tbtn .i-moon { display:block; }
[data-theme=dark] .nct-tbtn .i-sun { display:block; }
[data-theme=dark] .nct-tbtn .i-moon { display:none; }

/* Mobile drawer */
.nct-drw { display:none; background:var(--nct-bg,#fff); border-bottom:1px solid var(--nct-bd,#e2e8f0); padding:8px 0; }
.nct-drw.open { display:block; }
.nct-drw-inner { padding:0 20px; display:flex; flex-direction:column; gap:1px; }
.nct-dl { display:flex; align-items:center; gap:12px; padding:11px 12px; border-radius:8px; text-decoration:none; color:var(--nct-txt2,#475569); font-size:14px; font-weight:500; transition:all .15s; }
.nct-dl:hover { background:var(--nct-bg2,#f8fafc); color:var(--nct-txt,#0f172a); }
.nct-dl.active { color:#2563eb; font-weight:600; }
.nct-dl svg { color:var(--nct-txt3,#94a3b8); flex-shrink:0; }
.nct-dl.active svg { color:#2563eb; }
.nct-ds { height:1px; background:var(--nct-bd,#e2e8f0); margin:4px 12px; }
.nct-mob-row { display:flex; align-items:center; gap:8px; padding:8px 12px; }
.nct-mob-ip { display:flex; align-items:center; gap:6px; color:var(--nct-txt3,#94a3b8); font-size:12px; font-family:monospace; flex:1; }
.nct-mob-lang { display:flex; gap:4px; }

/* Footer */
.nct-foot { border-top:1px solid var(--nct-bd,#e2e8f0); padding:20px 24px; text-align:center; color:var(--nct-txt3,#94a3b8); font-size:13px; font-family:-apple-system,sans-serif; background:var(--nct-bg,#fff); }

@media (max-width:768px) {
  .nct-nav { display:none; }
  .nct-ext { display:none; }
  .nct-ham { display:flex; margin-left:auto; }
  .nct-row2 { display:none; }
  #nct-ip-r1 { display:none; }
}

/* ─── Hero ───────────────────────────────────────────────────────────────────── */
.hero { padding: 56px 0 36px; text-align: center; }
.hero h1 {
  font-size: 38px; font-weight: 800;
  letter-spacing: -.8px; color: var(--text);
  margin-bottom: 10px; line-height: 1.15;
}
.subtitle { color: var(--text-2); font-size: 16px; margin-bottom: 32px; }

/* ─── Search Card ────────────────────────────────────────────────────────────── */
.search-card {
  background: var(--card);
  border: 1px solid var(--card-bd);
  border-radius: 18px;
  padding: 22px 22px 18px;
  box-shadow: var(--shadow-lg);
  max-width: 740px;
  margin: 0 auto;
  text-align: left;
}

.search-row {
  display: flex;
  gap: 8px;
  align-items: stretch;
}
/* На десктопе обёртка прозрачна — type-select и lookup-btn остаются в одной строке с input */
.search-bottom-row {
  display: contents;
}

.input-wrap { position: relative; flex: 1; min-width: 0; }

.input-icon {
  position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
  color: var(--text-3); pointer-events: none; flex-shrink: 0;
}

.domain-input {
  width: 100%; height: 48px;
  padding: 0 14px 0 42px;
  border: 1px solid var(--border); border-radius: 10px;
  background: var(--bg-2); color: var(--text);
  font-size: 15px; font-family: var(--mono);
  outline: none; transition: border-color .15s, box-shadow .15s;
}
.domain-input::placeholder { color: var(--text-3); font-family: inherit; }
.domain-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 15%, transparent);
}

.type-select {
  height: 48px; padding: 0 10px;
  border: 1px solid var(--border); border-radius: 10px;
  background: var(--bg-2); color: var(--text);
  font-size: 13px; font-weight: 700; font-family: var(--mono);
  cursor: pointer; outline: none;
  min-width: 96px; transition: border-color .15s;
}
.type-select:focus { border-color: var(--accent); }

.lookup-btn {
  height: 48px; padding: 0 26px;
  background: var(--accent); color: #fff;
  border: none; border-radius: 10px;
  font-size: 15px; font-weight: 700;
  cursor: pointer; white-space: nowrap;
  display: flex; align-items: center; gap: 8px;
  transition: background .15s, transform .1s, opacity .15s;
  flex-shrink: 0;
}
.lookup-btn:hover:not(:disabled) { background: var(--accent-h); }
.lookup-btn:active:not(:disabled) { transform: scale(.98); }
.lookup-btn:disabled { opacity: .6; cursor: not-allowed; }

.input-error {
  margin-top: 10px; padding: 8px 14px;
  background: #fef2f2; border: 1px solid #fecaca;
  border-radius: 8px; color: #dc2626; font-size: 13px;
}
@media (prefers-color-scheme: dark) {
  .input-error { background: #450a0a; border-color: #991b1b; color: #fca5a5; }
}

/* Quick-type buttons */
.quick-row {
  display: flex; gap: 6px; flex-wrap: wrap;
  margin-top: 14px;
}
.qt {
  height: 28px; padding: 0 12px;
  border-radius: 100px;
  border: 1px solid var(--border);
  background: var(--bg-2); color: var(--text-2);
  font-size: 11px; font-weight: 700; font-family: var(--mono);
  cursor: pointer; letter-spacing: .3px;
  transition: all .15s;
}
.qt:hover { border-color: var(--accent); color: var(--accent); }
.qt.active { background: var(--accent); border-color: var(--accent); color: #fff; }

/* ─── Results Section ────────────────────────────────────────────────────────── */
.results-section { padding: 0 0 64px; }

.results-meta {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 20px; flex-wrap: wrap; gap: 10px;
}
.meta-left  { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.meta-right { display: flex; gap: 8px; }

.meta-domain {
  font-family: var(--mono); font-size: 16px; font-weight: 700; color: var(--text);
}
.meta-info  { color: var(--text-3); font-size: 13px; }

.cached-tag {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 11px; font-weight: 600; color: var(--green);
  background: #f0fdf4; padding: 2px 8px; border-radius: 4px;
}
@media (prefers-color-scheme: dark) { .cached-tag { background: #052e16; } }

.action-btn {
  display: flex; align-items: center; gap: 5px;
  padding: 6px 12px;
  border: 1px solid var(--border); border-radius: 8px;
  background: var(--bg-2); color: var(--text-2);
  font-size: 12px; font-weight: 600;
  cursor: pointer; transition: all .15s;
}
.action-btn:hover { border-color: var(--accent); color: var(--accent); }

/* ─── Results Grid ───────────────────────────────────────────────────────────── */
.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(420px, 1fr));
  gap: 14px;
}
@media (max-width: 520px) { .results-grid { grid-template-columns: 1fr; } }

/* ─── Record Card ────────────────────────────────────────────────────────────── */
.record-card {
  background: var(--card);
  border: 1px solid var(--card-bd);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: box-shadow .15s, border-color .15s;
}
.record-card:hover { box-shadow: var(--shadow-lg); }

.card-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 14px;
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
}
.card-type { display: flex; align-items: center; gap: 8px; }

/* Type badges */
.tb {
  padding: 2px 9px; border-radius: 6px;
  font-family: var(--mono); font-size: 11px; font-weight: 800; letter-spacing: .5px;
}
.tb-A      { background: #dbeafe; color: #1d4ed8; }
.tb-AAAA   { background: #e0e7ff; color: #4338ca; }
.tb-CNAME  { background: #fce7f3; color: #be185d; }
.tb-MX     { background: #dcfce7; color: #15803d; }
.tb-NS     { background: #fef9c3; color: #854d0e; }
.tb-TXT    { background: #f3e8ff; color: #7e22ce; }
.tb-SOA    { background: #ffedd5; color: #c2410c; }
.tb-SRV    { background: #cffafe; color: #0e7490; }
.tb-PTR    { background: #ffe4e6; color: #be123c; }
.tb-CAA    { background: #f0fdf4; color: #166534; }
.tb-DS     { background: #fef3c7; color: #92400e; }
.tb-DNSKEY { background: #ecfdf5; color: #065f46; }

@media (prefers-color-scheme: dark) {
  .tb-A      { background: #1e3a5f; color: #93c5fd; }
  .tb-AAAA   { background: #1e1b4b; color: #a5b4fc; }
  .tb-CNAME  { background: #4a1942; color: #f9a8d4; }
  .tb-MX     { background: #14532d; color: #86efac; }
  .tb-NS     { background: #422006; color: #fde68a; }
  .tb-TXT    { background: #3b0764; color: #d8b4fe; }
  .tb-SOA    { background: #431407; color: #fdba74; }
  .tb-SRV    { background: #083344; color: #67e8f9; }
  .tb-PTR    { background: #4c0519; color: #fda4af; }
  .tb-CAA    { background: #052e16; color: #86efac; }
  .tb-DS     { background: #451a03; color: #fcd34d; }
  .tb-DNSKEY { background: #022c22; color: #6ee7b7; }
}

.card-desc   { font-size: 11px; color: var(--text-3); }
.card-meta   { display: flex; align-items: center; gap: 6px; }
.resolver-tag {
  font-size: 11px; color: var(--text-3);
  background: var(--bg-3); padding: 2px 7px; border-radius: 4px;
}
.resp-time   { font-size: 11px; color: var(--text-3); }

.copy-all-btn {
  padding: 2px 8px;
  border: 1px solid var(--border); border-radius: 5px;
  background: transparent; color: var(--text-3);
  font-size: 11px; cursor: pointer;
  display: flex; align-items: center; gap: 4px;
  transition: all .15s;
}
.copy-all-btn:hover { border-color: var(--accent); color: var(--accent); }

/* Card body */
.card-body { padding: 10px 14px; }

.record-row {
  display: flex; align-items: flex-start; gap: 8px;
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
}
.record-row:last-child { border-bottom: none; }

.record-val {
  flex: 1; min-width: 0;
  font-family: var(--mono); font-size: 12.5px;
  color: var(--text); word-break: break-all; line-height: 1.55;
}

.record-ttl {
  font-size: 10.5px; color: var(--text-3);
  white-space: nowrap; padding-top: 2px; flex-shrink: 0;
}

.copy-btn {
  flex-shrink: 0; width: 24px; height: 24px;
  border: none; background: transparent; color: var(--text-3);
  cursor: pointer; border-radius: 5px;
  display: flex; align-items: center; justify-content: center;
  padding: 0; transition: color .15s, background .15s;
}
.copy-btn:hover { color: var(--accent); background: var(--bg-3); }
.copy-btn.ok    { color: var(--green); }

.no-records {
  padding: 14px 0; text-align: center;
  color: var(--text-3); font-size: 13px;
}
.card-error {
  padding: 12px 0; color: var(--red);
  font-size: 13px; display: flex; align-items: center; gap: 6px;
}

/* ─── State Boxes ────────────────────────────────────────────────────────────── */
.state-box {
  text-align: center; padding: 64px 20px; color: var(--text-3);
}
.state-icon {
  width: 64px; height: 64px; border-radius: 50%;
  background: var(--bg-2); margin: 0 auto 16px;
  display: flex; align-items: center; justify-content: center;
}
.state-error .state-icon { background: #fef2f2; color: var(--red); }
@media (prefers-color-scheme: dark) { .state-error .state-icon { background: #450a0a; } }
.state-box h3 { font-size: 17px; color: var(--text-2); margin-bottom: 6px; }
.state-box p  { font-size: 14px; }

/* ─── Footer ─────────────────────────────────────────────────────────────────── */
.footer {
  border-top: 1px solid var(--border);
  padding: 18px 0; text-align: center;
  color: var(--text-3); font-size: 13px;
}
.footer a { color: var(--accent); text-decoration: none; }
.footer a:hover { text-decoration: underline; }

/* ─── Utilities ──────────────────────────────────────────────────────────────── */
.hidden { display: none !important; }

.spinner { animation: spin .75s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ─── Mobile ─────────────────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .hero { padding: 36px 0 24px; }
  .hero h1 { font-size: 26px; }
  .subtitle { font-size: 14px; margin-bottom: 24px; }

  .search-card { padding: 14px 12px 12px; border-radius: 14px; }

  /* Input занимает всю ширину на первой строке */
  .search-row {
    flex-direction: column;
    gap: 8px;
  }
  .input-wrap { width: 100%; }
  .domain-input { height: 50px; font-size: 15px; }

  /* Тип + кнопка на второй строке */
  .search-bottom-row {
    display: flex;
    gap: 8px;
  }
  .type-select {
    height: 46px;
    flex: 0 0 auto;
    min-width: 90px;
  }
  .lookup-btn {
    height: 46px;
    flex: 1;
    justify-content: center;
  }

  .results-meta { flex-direction: column; align-items: flex-start; }
  .meta-right   { width: 100%; }
  .action-btn   { flex: 1; justify-content: center; }
}

/* ─── Theme data-attribute overrides ────────────────────────────────────────── */
[data-theme="light"] {
  --bg:        #ffffff;
  --bg-2:      #f8fafc;
  --bg-3:      #f1f5f9;
  --border:    #e2e8f0;
  --text:      #0f172a;
  --text-2:    #475569;
  --text-3:    #94a3b8;
  --card:      #ffffff;
  --card-bd:   #e2e8f0;
  --shadow:    0 1px 3px rgba(0,0,0,.08),0 1px 2px rgba(0,0,0,.05);
  --shadow-lg: 0 8px 24px rgba(0,0,0,.08),0 2px 8px rgba(0,0,0,.04);
}
[data-theme="dark"] {
  --bg:        #0f172a;
  --bg-2:      #1e293b;
  --bg-3:      #334155;
  --border:    #334155;
  --text:      #f1f5f9;
  --text-2:    #94a3b8;
  --text-3:    #64748b;
  --card:      #1e293b;
  --card-bd:   #334155;
  --shadow:    0 1px 3px rgba(0,0,0,.3);
  --shadow-lg: 0 8px 24px rgba(0,0,0,.3);
}