:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --accent: #10b981;
  --danger: #ef4444;
  --bg: #f1f5f9;
  --card: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --radius: 12px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", Meiryo, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.hidden { display: none !important; }

/* ---------- Auth ---------- */
#view-auth {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1e3a8a, #2563eb 60%, #10b981);
  padding: 16px;
}

.auth-card {
  background: var(--card);
  border-radius: 16px;
  padding: 32px;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
}

.logo { font-size: 28px; text-align: center; }
.logo.small { font-size: 18px; }
.tagline { text-align: center; color: var(--muted); font-size: 13px; margin: 8px 0 20px; }

.tabs { display: flex; gap: 8px; margin-bottom: 16px; }
.tab {
  flex: 1;
  padding: 10px;
  border: 1px solid var(--border);
  background: var(--bg);
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
}
.tab.active { background: var(--primary); color: #fff; border-color: var(--primary); }

.auth-form { display: flex; flex-direction: column; gap: 12px; }

input, textarea {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
}
input:focus, textarea:focus { outline: 2px solid var(--primary); border-color: transparent; }

.role-select { display: flex; gap: 10px; }
.role-option { flex: 1; cursor: pointer; }
.role-option input { display: none; }
.role-option span {
  display: block;
  text-align: center;
  padding: 14px 8px;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  font-size: 14px;
  line-height: 1.5;
}
.role-option small { color: var(--muted); }
.role-option input:checked + span { border-color: var(--primary); background: #eff6ff; }

.rate-label { font-size: 13px; color: var(--muted); display: flex; flex-direction: column; gap: 6px; }
#advisor-fields { display: flex; flex-direction: column; gap: 12px; }

.error { color: var(--danger); font-size: 13px; margin-top: 10px; text-align: center; min-height: 1em; }

/* ---------- Buttons ---------- */
.btn {
  padding: 11px 18px;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  cursor: pointer;
  font-family: inherit;
  transition: opacity 0.15s;
}
.btn:hover { opacity: 0.88; }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }
.btn.primary { background: var(--primary); color: #fff; }
.btn.danger { background: var(--danger); color: #fff; }
.btn.accept { background: var(--accent); color: #fff; }
.btn.ghost { background: transparent; border: 1px solid var(--border); color: var(--text); }
.small-btn { padding: 6px 12px; font-size: 12px; }

/* ---------- Main layout ---------- */
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--card);
  padding: 12px 20px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 5;
}
.topbar-right { display: flex; align-items: center; gap: 12px; font-size: 14px; }

.balance-chip {
  background: #ecfdf5;
  color: #047857;
  padding: 5px 12px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 13px;
}

.nav-tabs {
  display: flex;
  gap: 4px;
  background: var(--card);
  padding: 0 16px;
  border-bottom: 1px solid var(--border);
}
.nav-tab {
  padding: 12px 18px;
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  cursor: pointer;
  font-size: 14px;
  color: var(--muted);
  font-family: inherit;
}
.nav-tab.active { color: var(--primary); border-bottom-color: var(--primary); font-weight: 600; }

main { max-width: 860px; margin: 0 auto; padding: 24px 16px 60px; }
.page h2 { font-size: 17px; margin: 18px 0 10px; }

/* ---------- Advisor cards ---------- */
.advisor-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; }

.advisor-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.advisor-card.offline { opacity: 0.65; }
.advisor-head { display: flex; justify-content: space-between; align-items: center; }
.advisor-name { font-weight: 700; font-size: 16px; }
.advisor-title { color: var(--primary); font-size: 13px; font-weight: 600; min-height: 1.2em; }
.advisor-bio { color: var(--muted); font-size: 13px; flex: 1; min-height: 2.4em; }
.advisor-foot { display: flex; justify-content: space-between; align-items: center; margin-top: 6px; }
.rate { font-size: 20px; font-weight: 700; color: var(--text); }
.rate small { font-size: 12px; color: var(--muted); font-weight: 400; }

.badge {
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--bg);
  color: var(--muted);
}
.badge.on { background: #ecfdf5; color: #047857; }
.badge.off { background: #f1f5f9; color: #94a3b8; }

/* ---------- Cards / mypage ---------- */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 20px;
}
.card h2 { margin-top: 0; }
.card form { display: flex; flex-direction: column; gap: 12px; margin-top: 12px; }
.card label { font-size: 13px; color: var(--muted); display: flex; flex-direction: column; gap: 6px; }
.status-line { font-size: 14px; }
.earnings-line { margin-top: 14px; font-size: 14px; }
.earnings-line small { color: var(--muted); display: block; }

.wallet-balance { font-size: 15px; margin: 8px 0 14px; }
.wallet-balance strong { font-size: 24px; }
.topup-buttons { display: flex; flex-wrap: wrap; gap: 10px; }
.btn.topup { background: #eff6ff; color: var(--primary); border: 1px solid #bfdbfe; font-weight: 600; }
.note { color: var(--muted); font-size: 12px; margin-top: 12px; }

/* ---------- History ---------- */
.history-row {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  margin-bottom: 8px;
  font-size: 14px;
  flex-wrap: wrap;
}
.history-row span:first-child { flex: 1; min-width: 100px; }
.history-row small { color: var(--muted); font-size: 11px; }
.plus { color: #047857; font-weight: 600; }
.minus { color: var(--danger); font-weight: 600; }

/* ---------- Modals & call UI ---------- */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.65);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
  padding: 16px;
}

.modal-card {
  background: var(--card);
  border-radius: 16px;
  padding: 32px;
  width: 100%;
  max-width: 380px;
  text-align: center;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
}

.pulse { font-size: 52px; animation: pulse 1.2s infinite; }
@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.18); }
}

.rate-info { color: var(--muted); font-size: 14px; margin: 8px 0 4px; }
.call-actions { display: flex; gap: 12px; justify-content: center; margin-top: 20px; }

.call-screen .call-status { color: var(--muted); font-size: 13px; margin-top: 4px; }
.call-timer { font-size: 44px; font-weight: 700; font-variant-numeric: tabular-nums; margin: 18px 0 6px; }
.call-cost { display: flex; flex-direction: column; gap: 2px; margin-bottom: 8px; }
.call-cost span:first-child { color: var(--muted); font-size: 12px; }
.call-cost span:last-child { font-size: 22px; font-weight: 700; color: var(--primary); }

.summary-grid { display: flex; gap: 24px; justify-content: center; margin: 20px 0; }
.summary-grid div { display: flex; flex-direction: column; gap: 4px; }
.summary-grid small { color: var(--muted); font-size: 12px; }
.summary-grid strong { font-size: 22px; }

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: #0f172a;
  color: #fff;
  padding: 12px 22px;
  border-radius: 999px;
  font-size: 14px;
  z-index: 100;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  max-width: 90vw;
}
.toast.error-toast { background: var(--danger); }

/* OTP (Telegram) verification */
.otp-row { display: flex; gap: 8px; }
.otp-row input { flex: 1; min-width: 0; }
.otp-row .btn { white-space: nowrap; }
#otp-fields { display: flex; flex-direction: column; gap: 12px; }
#otp-fields.hidden { display: none; }
.otp-channels { display: flex; gap: 8px; }
.otp-channel { flex: 1; display: flex; align-items: center; justify-content: center; gap: 6px; padding: 8px; border: 1px solid var(--border, #444); border-radius: 8px; cursor: pointer; font-size: 14px; }
.otp-channel:has(input:checked) { border-color: var(--accent, #4f8ef7); }
.otp-channel input { accent-color: var(--accent, #4f8ef7); }
.otp-channel:has(input:disabled) { opacity: 0.4; cursor: not-allowed; }