/* Extends css/style.css tokens (--bg, --surface, --violet, --cyan, etc.) */

.auth-body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
}

.auth-card {
  width: 100%;
  max-width: 420px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 36px;
  backdrop-filter: blur(14px);
}

.auth-brand { justify-content: center; margin-bottom: 28px; }
.auth-card h1 { font-size: 1.6rem; margin-bottom: 6px; text-align: center; }
.auth-sub { color: var(--text-dim); text-align: center; margin-bottom: 28px; font-size: 0.95rem; }

.auth-card form { display: flex; flex-direction: column; gap: 18px; }
.auth-card label,
.compose-form label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--text-dim);
  font-weight: 500;
}

.auth-card input,
.compose-form input,
.compose-form textarea {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  color: var(--text);
  font-size: 0.95rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.auth-card input:focus,
.compose-form input:focus,
.compose-form textarea:focus {
  border-color: var(--violet);
  background: rgba(255,255,255,0.08);
}

.input-suffix { display: flex; align-items: stretch; }
.input-suffix input { border-radius: 10px 0 0 10px; flex: 1; min-width: 0; }
.input-suffix span {
  display: flex; align-items: center;
  padding: 0 14px;
  border: 1px solid var(--border);
  border-left: none;
  border-radius: 0 10px 10px 0;
  color: var(--text-faint);
  font-size: 0.9rem;
  background: rgba(255,255,255,0.03);
  white-space: nowrap;
}

.field-hint { font-size: 0.78rem; color: var(--text-faint); font-weight: 400; }

.auth-error, .auth-notice {
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 0.88rem;
  margin-bottom: 20px;
}
.auth-error { background: rgba(255,80,80,0.12); border: 1px solid rgba(255,80,80,0.3); color: #ff9d9d; }
.auth-notice { background: rgba(51,210,255,0.1); border: 1px solid rgba(51,210,255,0.28); color: #9fe6ff; }

.auth-foot { text-align: center; margin-top: 24px; color: var(--text-faint); font-size: 0.88rem; }
.auth-foot a { color: var(--cyan); font-weight: 600; }

/* ---------- App shell (inbox / message / compose) ---------- */
.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 240px 1fr;
}

.app-nav {
  border-right: 1px solid var(--border);
  padding: 24px 18px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: rgba(255,255,255,0.02);
}
.app-nav .brand { margin-bottom: 24px; }
.app-nav .btn { margin-bottom: 18px; }

.app-nav__item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  border-radius: 10px;
  color: var(--text-dim);
  font-size: 0.92rem;
  font-weight: 500;
  transition: background 0.2s ease, color 0.2s ease;
}
.app-nav__item:hover { background: var(--surface); color: var(--text); }
.app-nav__item--active { background: var(--surface-strong); color: var(--text); }
.app-nav__spacer { flex: 1; }
.app-nav__foot { border-top: 1px solid var(--border); padding-top: 14px; margin-top: 10px; }

.app-main { padding: 32px 40px; max-width: 900px; }
.app-header { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 24px; }
.app-header h1 { font-size: 1.6rem; }
.app-header .muted { color: var(--text-faint); font-size: 0.88rem; }

.message-list { display: flex; flex-direction: column; gap: 2px; }
.message-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 6px 16px;
  border-radius: 12px;
  transition: background 0.2s ease;
}
.message-row:hover { background: var(--surface); }
.message-row--unread .m-from { color: var(--text); font-weight: 700; }
.message-row--unread .m-subject { color: var(--text); }

.m-toggle {
  width: 10px; height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
  border: 1px solid var(--text-faint);
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}
.m-toggle:hover { transform: scale(1.3); border-color: var(--cyan); }
.message-row--unread .m-toggle { background: var(--cyan); border-color: var(--cyan); }

.message-row__link {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 8px 0;
  color: inherit;
}

.m-avatar {
  width: 38px; height: 38px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.7rem; font-weight: 700; color: #05060c;
  background: var(--grad);
  flex-shrink: 0;
}
.m-body { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 3px; }
.m-from { font-size: 0.92rem; color: var(--text-dim); }
.m-subject { font-size: 0.88rem; color: var(--text-faint); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.m-date { font-size: 0.8rem; color: var(--text-faint); flex-shrink: 0; }

.empty-state { text-align: center; padding: 80px 20px; color: var(--text-faint); }
.empty-state svg { margin-bottom: 16px; opacity: 0.5; }

.message-view {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
}
.message-view__subject { font-size: 1.4rem; margin-bottom: 18px; }
.message-view__meta { display: flex; gap: 14px; align-items: center; padding-bottom: 20px; border-bottom: 1px solid var(--border); margin-bottom: 20px; }
.message-view__meta div { display: flex; flex-direction: column; gap: 2px; }
.message-view__meta b { font-size: 0.94rem; }
.message-view__meta span { font-size: 0.82rem; color: var(--text-faint); }
.message-view__body { white-space: pre-wrap; line-height: 1.7; color: var(--text-dim); font-size: 0.96rem; }
.message-view__frame { width: 100%; height: 65vh; min-height: 320px; border: 1px solid var(--border); border-radius: 10px; background: #fff; }
.message-view__attachments { margin-top: 24px; padding: 12px 16px; background: rgba(255,255,255,0.03); border-radius: 10px; font-size: 0.85rem; color: var(--text-faint); }

.compose-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  max-width: 640px;
  margin-bottom: 24px;
}
.compose-form { display: flex; flex-direction: column; gap: 20px; }
.compose-form input,
.compose-form textarea { width: 100%; }
.compose-form textarea { min-height: 260px; resize: vertical; line-height: 1.6; }
.compose-actions { display: flex; gap: 12px; padding-top: 4px; }

.settings-subhead { font-size: 1.05rem; margin-bottom: 6px; }
.connect-table { display: flex; flex-direction: column; }
.connect-row {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 4px 16px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--border);
  font-size: 0.9rem;
}
.connect-row:last-child { border-bottom: none; }
.connect-row span { color: var(--text-faint); }
.connect-row b { color: var(--text); font-weight: 600; text-align: right; }

.back-link { display: inline-flex; align-items: center; gap: 6px; color: var(--text-dim); font-size: 0.88rem; }
.back-link:hover { color: var(--text); }
.message-toolbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }

@media (max-width: 780px) {
  .app-shell { grid-template-columns: 1fr; }
  .app-nav { flex-direction: row; flex-wrap: wrap; padding: 16px; border-right: none; border-bottom: 1px solid var(--border); }
  .app-nav .brand { margin-bottom: 0; margin-right: auto; }
  .app-nav__foot { border-top: none; margin-top: 0; padding-top: 0; }
  .app-main { padding: 24px 20px; }
}