:root {
  --bg: #070b12;
  --bg-2: #0f1419;
  --bg-3: #151c24;
  --line: rgba(255, 255, 255, 0.08);
  --text: #e8edf4;
  --muted: #8b98a8;
  --accent: #3ee0b8;
  --accent-dim: rgba(62, 224, 184, 0.14);
  --warn: #f5c16c;
  --bad: #ff7b8a;
  --ok: #3ee0b8;
  --sans: "DM Sans", system-ui, sans-serif;
  --display: "Outfit", var(--sans);
  --radius: 16px;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
}

*,
*::before,
*::after { box-sizing: border-box; }

html, body { margin: 0; min-height: 100%; }

body {
  font-family: var(--sans);
  color: var(--text);
  background:
    radial-gradient(900px 500px at 10% -10%, rgba(62, 224, 184, 0.12), transparent 50%),
    radial-gradient(700px 400px at 100% 0%, rgba(80, 140, 255, 0.1), transparent 45%),
    var(--bg);
  line-height: 1.55;
}

h1, h2, h3 { font-family: var(--display); letter-spacing: -0.03em; margin: 0 0 0.6rem; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--text);
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.2rem;
  text-decoration: none;
}
.brand small { color: var(--muted); font-weight: 500; font-size: 0.8rem; }
.brand-mark {
  width: 14px; height: 14px; border-radius: 4px;
  background: linear-gradient(135deg, var(--accent), #6aa7ff);
  box-shadow: 0 0 0 6px var(--accent-dim);
}

.auth-body { min-height: 100vh; }
.auth-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
}
.auth-brand, .auth-panel { padding: clamp(1.5rem, 4vw, 3.5rem); }
.auth-brand { display: flex; flex-direction: column; justify-content: center; }
.auth-brand h1 { font-size: clamp(2rem, 4vw, 3rem); max-width: 14ch; }
.auth-brand p { color: var(--muted); max-width: 38ch; }
.brand-points { padding: 0; margin: 1.5rem 0 0; list-style: none; color: var(--muted); }
.brand-points li { padding: 0.4rem 0 0.4rem 1.2rem; position: relative; }
.brand-points li::before { content: ""; position: absolute; left: 0; top: 0.85rem; width: 0.5rem; height: 0.5rem; border-radius: 50%; background: var(--accent); }

.auth-panel { display: flex; align-items: center; justify-content: center; }
.auth-card {
  width: min(440px, 100%);
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}
.auth-lead, .lead, .muted, .fineprint, .optional { color: var(--muted); }
.fineprint { font-size: 0.85rem; margin-top: 1rem; }
.optional { font-weight: 400; font-size: 0.8rem; }
.auth-foot { margin: 1rem 0 0; color: var(--muted); }
.verify-meta { display: grid; gap: 0.2rem; margin-bottom: 1rem; color: var(--muted); }
.verify-meta p { margin: 0; }
.verify-channels { display: grid; gap: 0.65rem; margin-bottom: 1rem; }
.verify-channel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.75rem 0.85rem;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--bg-3);
}
.verify-channel p { margin: 0.15rem 0 0; color: var(--muted); font-size: 0.85rem; font-weight: 400; }
.verify-status { font-weight: 600; }
.verify-channel.is-ok .verify-status { color: var(--ok); }
.verify-channel.is-bad .verify-status { color: var(--bad); }
.verify-channel form { margin: 0; flex-shrink: 0; }

.form { display: grid; gap: 0.85rem; }
.form--tight { margin-top: 0.75rem; }
.form label { display: grid; gap: 0.35rem; font-size: 0.9rem; font-weight: 600; }
.form input, .form select, .form textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--bg-3);
  color: var(--text);
  border-radius: 10px;
  padding: 0.75rem 0.85rem;
  font: inherit;
}
.form input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }
.otp-input { letter-spacing: 0.4em; font-size: 1.4rem; text-align: center; font-weight: 700; }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  border: 0; border-radius: 11px; padding: 0.8rem 1rem;
  font: 600 0.95rem var(--sans); cursor: pointer; text-decoration: none;
}
.btn:hover { text-decoration: none; filter: brightness(1.05); }
.btn-primary { background: var(--accent); color: #05281f; }
.btn-ghost { background: transparent; color: var(--text); border: 1px solid var(--line); }
.btn-danger { background: rgba(255, 123, 138, 0.16); color: var(--bad); }
.btn-block { width: 100%; }
.btn-sm { padding: 0.5rem 0.8rem; font-size: 0.85rem; }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }
.auth-actions { display: grid; gap: 0.75rem; }

.flash { border-radius: 10px; padding: 0.75rem 0.9rem; margin-bottom: 0.9rem; }
.flash--ok { background: var(--accent-dim); color: var(--ok); }
.flash--bad { background: rgba(255, 123, 138, 0.12); color: var(--bad); }
.flash--warn { background: rgba(245, 193, 108, 0.12); color: var(--warn); }

.app-body { display: grid; grid-template-columns: 250px 1fr; min-height: 100vh; }
.sidenav {
  padding: 1.25rem 1rem;
  border-right: 1px solid var(--line);
  background: rgba(15, 20, 25, 0.8);
  display: flex; flex-direction: column; gap: 1.5rem;
}
.sidenav nav { display: grid; gap: 0.35rem; }
.sidenav nav a {
  color: var(--muted); padding: 0.65rem 0.75rem; border-radius: 10px; text-decoration: none;
}
.sidenav nav a:hover, .sidenav nav a[aria-current="page"] {
  background: var(--accent-dim); color: var(--text);
}
.sidenav-user { margin-top: auto; font-size: 0.85rem; color: var(--muted); display: grid; gap: 0.2rem; }
.sidenav-user strong { color: var(--text); }
.app-main { min-width: 0; }
.app-top {
  display: flex; align-items: center; gap: 1rem;
  padding: 1.1rem 1.4rem; border-bottom: 1px solid var(--line);
}
.app-top h1 { flex: 1; font-size: 1.3rem; margin: 0; }
.nav-burger { display: none; background: none; border: 0; color: var(--text); font-size: 1.3rem; }
.app-content { padding: 1.25rem 1.4rem 2.5rem; display: grid; gap: 1.1rem; }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.85rem; }
.stat {
  background: var(--bg-2); border: 1px solid var(--line); border-radius: 14px; padding: 1rem;
}
.stat span { color: var(--muted); font-size: 0.85rem; }
.stat strong { display: block; font-size: 1.7rem; font-family: var(--display); margin-top: 0.2rem; }
.stat-text { font-size: 1rem !important; }
.stat--ok strong { color: var(--ok); }
.stat--warn strong { color: var(--warn); }
.stat--bad strong { color: var(--bad); }

.panel {
  background: var(--bg-2); border: 1px solid var(--line); border-radius: 16px; padding: 1.1rem 1.15rem;
}
.panel-head, .schedule-panel header { display: flex; justify-content: space-between; gap: 1rem; align-items: baseline; flex-wrap: wrap; }
.panel-head h2, .schedule-panel h2, .panel h2 { font-size: 1.15rem; }
.ladder { list-style: none; padding: 0; margin: 1rem 0 0; display: grid; gap: 0.55rem; }
.ladder li {
  display: grid; grid-template-columns: 160px 1fr; gap: 0.75rem;
  padding: 0.7rem 0.8rem; border-radius: 10px; background: var(--bg-3);
}
.chip {
  display: inline-flex; align-items: center; border-radius: 999px;
  padding: 0.15rem 0.6rem; font-size: 0.78rem; font-weight: 700;
}
.chip--ok { background: var(--accent-dim); color: var(--ok); }
.chip--warn { background: rgba(245, 193, 108, 0.14); color: var(--warn); }
.chip--bad { background: rgba(255, 123, 138, 0.14); color: var(--bad); }
.chip--muted { background: var(--bg-3); color: var(--muted); }
.chip-row { display: flex; gap: 0.75rem; align-items: center; flex-wrap: wrap; }

.table-wrap { overflow: auto; }
.data { width: 100%; border-collapse: collapse; }
.data th, .data td { text-align: left; padding: 0.75rem 0.5rem; border-bottom: 1px solid var(--line); vertical-align: top; }
.data th { color: var(--muted); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.04em; }
.empty { text-align: center; padding: 2rem 1rem; }
.panel pre {
  background: var(--bg-3);
  border-radius: 10px;
  padding: 0.9rem 1rem;
  overflow: auto;
  white-space: pre-wrap;
  color: var(--text);
  font-size: 0.88rem;
}
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.checks { border: 0; padding: 0; margin: 0; display: grid; gap: 0.45rem; }
.checks legend { font-weight: 600; margin-bottom: 0.4rem; }
.check { display: flex; align-items: center; gap: 0.5rem; font-weight: 500; }
.check input { width: auto; }

@media (max-width: 920px) {
  .auth-shell, .app-body, .stats, .split, .form-row, .ladder li { grid-template-columns: 1fr; }
  .sidenav { position: fixed; inset: 0 auto 0 0; width: min(280px, 86vw); transform: translateX(-105%); z-index: 20; transition: transform .2s ease; }
  .sidenav.is-open { transform: none; }
  .nav-burger { display: inline-flex; }
}

.install-body { max-width: 640px; margin: 0 auto; padding: 2rem 1rem; }
.install-body .panel { margin-top: 1rem; }