@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Noto+Sans+Thai:wght@400;600&display=swap');

:root {
  --bg: #f5f6fa; --card: #fff; --ink: #0f172a; --ink2: #334155; --mute: #64748b; --line: #e2e8f0; --line2: #f1f5f9;
  --brand: #1a74c4; --brand-ink: #fff; --brand-soft: #e8f3fd; --navy: #093352; --ok: #059669; --ok-soft: #ecfdf5; --warn: #b45309; --warn-soft: #fffbeb;
  --radius: 12px; --shadow: 0 1px 2px rgba(15, 23, 42, .04), 0 1px 3px rgba(15, 23, 42, .06);
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body {
  margin: 0; background: var(--bg); color: var(--ink); -webkit-font-smoothing: antialiased;
  font: 14px/1.55 Inter, "Noto Sans Thai", "Hiragino Sans", "PingFang SC", "Apple SD Gothic Neo", "Noto Sans CJK SC", system-ui, sans-serif;
}
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { overflow-wrap: anywhere; font-size: 24px; line-height: 1.25; font-weight: 700; letter-spacing: -.02em; margin: 0; }
h2 { font-size: 15px; font-weight: 600; margin: 0 0 14px; }
.muted { color: var(--mute); font-size: 13px; }

/* Top bar */
.topbar { background: var(--card); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 10; }
.topbar .inner { max-width: 1180px; margin: 0 auto; padding: 0 24px; height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 15px; color: var(--ink); }
.brand:hover { text-decoration: none; }
.logo-img { height: 46px; width: auto; display: block; }
.brand small { font-weight: 500; color: var(--mute); font-size: 13px; padding-left: 12px; border-left: 1px solid var(--line); }

main { max-width: 1180px; margin: 0 auto; padding: 28px 24px 64px; }
main.narrow { max-width: 760px; }
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 22px; }
.page-head .sub { color: var(--mute); margin-top: 6px; display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.back { display: inline-block; color: var(--mute); font-size: 13px; margin-bottom: 10px; }

/* Cards & stats */
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; margin: 0 0 20px; box-shadow: var(--shadow); }
.card.flush { padding: 0; overflow: hidden; }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 16px 20px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.card-head h2 { margin: 0; }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 20px; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; box-shadow: var(--shadow); }
.stat .label { color: var(--mute); font-size: 13px; font-weight: 500; }
.stat .value { font-size: 28px; font-weight: 700; letter-spacing: -.02em; margin-top: 4px; }
.grid-2 { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 20px; align-items: start; }

/* Tables */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th { text-align: left; font-size: 12px; font-weight: 600; color: var(--mute); text-transform: uppercase; letter-spacing: .04em; padding: 10px 20px; background: #fafbfc; border-bottom: 1px solid var(--line); white-space: nowrap; }
td { padding: 14px 20px; border-bottom: 1px solid var(--line2); vertical-align: middle; }
tr:last-child td { border-bottom: 0; }
tr.click { cursor: pointer; }
tr.click:hover td { background: #f7fbff; }
td .primary { font-weight: 600; color: var(--ink); }
td .secondary-text, td.secondary-text { color: var(--mute); font-size: 13px; }
td.nowrap { white-space: nowrap; }
.num { text-align: right; font-variant-numeric: tabular-nums; }

/* Pills */
.pill { display: inline-flex; align-items: center; gap: 4px; padding: 2px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; background: var(--line2); color: var(--ink2); white-space: nowrap; }
.pill.brand { background: var(--brand-soft); color: var(--brand); }
.pill.ok { background: var(--ok-soft); color: var(--ok); }
.pill.warn { background: var(--warn-soft); color: var(--warn); }

/* Forms */
label { display: block; font-weight: 600; font-size: 13px; color: var(--ink2); margin: 16px 0 6px; }
label:first-of-type { margin-top: 0; }
.name-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.name-row label { margin-top: 16px; }
@media (max-width: 480px) { .name-row { grid-template-columns: 1fr; } }
.hint { font-weight: 400; color: var(--mute); }
input, select, textarea { width: 100%; padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px; font: inherit; background: #fff; color: var(--ink); transition: border-color .15s, box-shadow .15s; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px var(--brand-soft); }
textarea { min-height: 180px; resize: vertical; }
input.search { max-width: 260px; padding: 8px 12px; }

/* Buttons */
button, .btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 9px 16px; border: 1px solid var(--brand); border-radius: 8px; background: var(--brand); color: var(--brand-ink); font: inherit; font-weight: 600; cursor: pointer; text-decoration: none; white-space: nowrap; transition: filter .15s, background .15s; }
button:hover, .btn:hover { filter: brightness(1.08); text-decoration: none; }
button.secondary, .btn.secondary { background: #fff; color: var(--ink2); border-color: var(--line); }
button.secondary:hover, .btn.secondary:hover { background: var(--line2); filter: none; }
button:disabled { opacity: .5; cursor: default; filter: none; }
button.small { padding: 5px 10px; font-size: 12px; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 18px; }
.page-head .actions { margin-top: 0; }

/* Lists */
ol.questions { margin: 0; padding: 0; list-style: none; counter-reset: q; }
ol.questions li { counter-increment: q; display: flex; gap: 12px; padding: 10px 0; border-top: 1px solid var(--line2); }
ol.questions li:first-child { border-top: 0; padding-top: 0; }
ol.questions li::before { content: counter(q); flex: none; width: 22px; height: 22px; border-radius: 6px; background: var(--brand-soft); color: var(--brand); font-size: 12px; font-weight: 700; display: grid; place-items: center; }
.kv { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: 8px 16px; font-size: 13px; }
.kv dt { color: var(--mute); }
.kv dd { margin: 0; font-weight: 500; }
.copy-field { display: flex; gap: 8px; }
.copy-field input { min-width: 0; font-size: 13px; color: var(--ink2); background: #fafbfc; }

.empty { text-align: center; padding: 48px 20px; color: var(--mute); }
.empty .icon { font-size: 32px; margin-bottom: 8px; }
.empty strong { display: block; color: var(--ink); font-size: 15px; margin-bottom: 4px; }

/* Interview & transcript */
.turn { padding: 12px 14px; border-radius: 10px; margin: 10px 0; white-space: pre-wrap; border: 1px solid var(--line2); }
.turn.ai { background: var(--brand-soft); border-color: #d3e7fa; }
.turn.candidate { background: #fafbfc; }
.turn b { display: block; font-size: 12px; color: var(--mute); margin-bottom: 2px; }
.row { display: flex; gap: 12px; align-items: center; justify-content: space-between; flex-wrap: wrap; }
audio { width: 100%; margin-top: 4px; }
.form-error { margin: 16px 0 0; padding: 10px 14px; border-radius: 8px; background: #fef2f2; color: #b91c1c; font-weight: 500; }
/* Voice orb (ChatGPT Voice style) */
.voice-card { text-align: center; padding: 32px 20px 24px; }
.orb-wrap { width: 240px; height: 240px; margin: 4px auto 18px; display: grid; place-items: center; }
.orb {
  --level: 0; position: relative; width: 176px; height: 176px; border-radius: 50%; overflow: hidden; isolation: isolate;
  background: radial-gradient(circle at 34% 28%, #ffffff 0%, #c9e8ff 16%, #68b8f6 42%, #1a74c4 72%, #0b3d6b 100%);
  box-shadow: 0 0 calc(24px + var(--level) * 80px) rgba(67, 164, 239, calc(.3 + var(--level) * .45)), inset 0 -14px 30px rgba(9, 51, 82, .35);
  transform: scale(calc(1 + var(--level) * .28));
  transition: transform .09s ease-out, box-shadow .09s ease-out, filter .5s;
}
.orb::before, .orb::after {
  content: ''; position: absolute; inset: -35%; border-radius: 42%;
  background: conic-gradient(from 0deg, transparent 0 18%, rgba(255, 255, 255, .6) 30%, transparent 46%, rgba(150, 215, 255, .65) 64%, transparent 82%);
  filter: blur(16px); mix-blend-mode: screen; animation: orb-swirl 8s linear infinite;
}
.orb::after { inset: -15%; opacity: .75; animation-duration: 12s; animation-direction: reverse; }
.orb.speaking::before { animation-duration: 2.6s; }
.orb.speaking::after { animation-duration: 4s; }
.orb.thinking::before { animation-duration: 1.6s; }
.orb.listening { filter: saturate(.9) brightness(1.06); }
.orb.connecting { filter: grayscale(.85) brightness(1.15); }
.orb-wrap.connecting, .orb-wrap.thinking { animation: orb-breathe 1.8s ease-in-out infinite; }
@keyframes orb-swirl { to { transform: rotate(1turn); } }
@keyframes orb-breathe { 50% { transform: scale(.92); opacity: .85; } }
.voice-state { font-weight: 600; color: var(--mute); min-height: 22px; }
.caption { font-size: 18px; line-height: 1.55; color: var(--ink); max-width: 580px; margin: 10px auto 0; min-height: 56px; }
.voice-controls { display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; margin-top: 22px; }
.end-btn { background: #dc2626; border-color: #dc2626; border-radius: 999px; padding: 10px 22px; }
.voice-card #transcript { text-align: left; margin-top: 20px; }
@media (prefers-reduced-motion: reduce) { .orb::before, .orb::after, .orb-wrap { animation: none !important; } }
.sound-btn { width: 100%; margin-top: 14px; padding: 16px; font-size: 16px; }
.status { font-weight: 600; margin: 12px 0 4px; }
.status button { margin-left: 8px; }

@media (max-width: 900px) {
  .stats { grid-template-columns: repeat(2, 1fr); }
  .grid-2 { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 560px) {
  .topbar .inner, main { padding-left: 16px; padding-right: 16px; }
  .brand small { display: none; }
  th, td { padding-left: 14px; padding-right: 14px; }
  input.search { max-width: none; }
}