/* ===== layout: login screen + dashboard shell ===== */

/* ---------- Login ---------- */
#login {
  position: fixed; inset: 0; display: grid; place-items: center; z-index: 10;
}
#login.hidden { display: none; }
.login-card {
  width: min(400px, 92vw);
  background: color-mix(in srgb, var(--space-800) 88%, transparent);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 38px 34px;
  backdrop-filter: blur(10px);
  box-shadow: 0 0 60px color-mix(in srgb, var(--accent) 22%, transparent);
  text-align: center;
}
.login-card .logo { font-size: 40px; margin-bottom: 8px; filter: drop-shadow(0 0 12px var(--accent)); }
.login-card h1 { font-size: clamp(20px, 4vw, 26px); margin: 0 0 4px; letter-spacing: .04em; }
.login-card p { color: var(--text-dim); font-size: 13px; margin: 0 0 26px; }
.login-card .field { text-align: left; margin-bottom: 18px; }
.login-card .key-wrap { position: relative; }
.login-card .key-wrap button {
  position: absolute; right: 8px; top: 50%; transform: translateY(-50%);
  background: none; border: none; color: var(--text-faint); cursor: pointer; font-size: 16px;
}
.login-card .btn { width: 100%; justify-content: center; margin-top: 4px; }
.login-error { color: var(--danger); font-size: 13px; min-height: 18px; margin-top: 10px; }

/* ---------- Dashboard shell ---------- */
#app { display: none; height: 100vh; grid-template-columns: 240px 1fr; }
#app.show { display: grid; }

.sidebar {
  background: color-mix(in srgb, var(--space-800) 80%, transparent);
  border-right: 1px solid var(--border);
  padding: 22px 16px; display: flex; flex-direction: column; gap: 6px;
  backdrop-filter: blur(8px);
}
.sidebar .brand { display: flex; align-items: center; gap: 10px; padding: 4px 8px 22px; }
.sidebar .brand .mark { font-size: 24px; filter: drop-shadow(0 0 8px var(--accent)); }
.sidebar .brand b { font-size: 16px; letter-spacing: .04em; }
.sidebar .brand small { display:block; color: var(--text-faint); font-size: 11px; letter-spacing:.14em; text-transform: uppercase; }
.navbtn {
  display: flex; align-items: center; gap: 11px;
  padding: 11px 13px; border-radius: var(--radius-sm);
  color: var(--text-dim); cursor: pointer; border: 1px solid transparent;
  font-size: 14px; transition: background .15s, color .15s, border-color .15s;
}
.navbtn .ico { width: 18px; text-align: center; }
.navbtn:hover { background: var(--space-700); color: var(--text); }
.navbtn.active { background: color-mix(in srgb, var(--accent) 16%, transparent); color: #fff; border-color: color-mix(in srgb, var(--accent) 45%, transparent); }
.sidebar .spacer { flex: 1; }
.sidebar .logout { color: var(--text-faint); }

.main { overflow: hidden; display: flex; flex-direction: column; }
.topbar { padding: 18px 26px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; }
.topbar h2 { margin: 0; font-size: 18px; letter-spacing: .03em; }
.topbar .sub { color: var(--text-faint); font-size: 12px; }
.content { flex: 1; overflow: auto; padding: 24px 26px; }

.panel { display: none; }
.panel.is-active { display: block; animation: fadeIn .25s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

.card {
  background: color-mix(in srgb, var(--space-800) 70%, transparent);
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 20px; margin-bottom: 18px;
}
.card h3 { margin: 0 0 14px; font-size: 14px; letter-spacing: .04em; color: var(--text); }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.row > .input { flex: 1; min-width: 180px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* tables / lists */
.list { display: flex; flex-direction: column; gap: 8px; }
.list-item {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 14px; border: 1px solid var(--border); border-radius: var(--radius-sm);
  background: var(--space-900); cursor: pointer; transition: border-color .15s, background .15s;
}
.list-item:hover { border-color: var(--accent); background: var(--space-700); }
.list-item .from { font-weight: 600; font-size: 13px; }
.list-item .subj { color: var(--text-dim); font-size: 13px; flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.list-item .time { color: var(--text-faint); font-size: 11px; white-space: nowrap; }
.list-item.unseen { border-left: 3px solid var(--accent); }
.empty { color: var(--text-faint); text-align: center; padding: 40px; font-size: 13px; }

/* inbox split */
.inbox-split { display: grid; grid-template-columns: 1fr; gap: 16px; }

/* ---------- LIGHT email viewer (only light surface) ---------- */
.viewer-card {
  background: #ffffff; color: #1a1a2e;
  border-radius: var(--radius); border: 1px solid var(--border);
  overflow: hidden;
}
.viewer-head {
  background: #f3f4fb; color: #1a1a2e; padding: 16px 18px; border-bottom: 1px solid #e2e3f0;
}
.viewer-head .vsubj { font-size: 16px; font-weight: 700; margin: 0 0 6px; }
.viewer-head .vmeta { font-size: 12px; color: #555; }
.viewer-head .vmeta b { color: #1a1a2e; }
.viewer-frame { width: 100%; border: none; background: #fff; min-height: 420px; max-height: 70vh; }
.viewer-text { background: #fff; color: #1a1a2e; padding: 18px; margin: 0; white-space: pre-wrap; font-family: var(--mono); font-size: 13px; max-height: 70vh; overflow: auto; }
.viewer-actions { padding: 10px 14px; background: #f3f4fb; border-top: 1px solid #e2e3f0; display: flex; gap: 8px; justify-content: flex-end; }
.viewer-actions .btn.ghost { color: #444; border-color: #ccd; }

/* api key reveal box */
.keybox { background: var(--space-900); border: 1px dashed var(--accent); border-radius: var(--radius-sm); padding: 14px; margin-top: 12px; }
.keybox .k { font-family: var(--mono); font-size: 13px; color: var(--accent-2); word-break: break-all; }
.mxhint { background: var(--space-900); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 12px; margin-top: 10px; font-family: var(--mono); font-size: 12px; color: var(--text-dim); }
.mxhint b { color: var(--accent-2); }

/* API usage docs */
code.mono { background: var(--space-900); border: 1px solid var(--border); border-radius: 5px; padding: 1px 6px; color: var(--accent-2); font-family: var(--mono); font-size: 12px; }
.api-ep { border: 1px solid var(--border); border-radius: var(--radius-sm); margin-bottom: 12px; overflow: hidden; }
.api-ep .ep-head { display: flex; align-items: center; gap: 10px; padding: 10px 13px; background: var(--space-700); }
.api-ep .verb { font-family: var(--mono); font-size: 11px; font-weight: 700; padding: 2px 8px; border-radius: 5px; letter-spacing: .04em; }
.api-ep .verb.get { background: color-mix(in srgb, var(--ok) 22%, transparent); color: var(--ok); }
.api-ep .verb.post { background: color-mix(in srgb, var(--accent) 22%, transparent); color: var(--accent); }
.api-ep .verb.del { background: color-mix(in srgb, var(--danger) 22%, transparent); color: var(--danger); }
.api-ep .ep-path { font-family: var(--mono); font-size: 12px; color: var(--text); flex: 1; overflow: hidden; text-overflow: ellipsis; }
.api-ep .ep-desc { color: var(--text-faint); font-size: 12px; padding: 8px 13px 0; }
.api-ep pre { position: relative; margin: 8px 13px 12px; background: var(--space-900); border: 1px solid var(--border); border-radius: 6px; padding: 11px 13px; overflow-x: auto; font-family: var(--mono); font-size: 12px; color: var(--text-dim); line-height: 1.5; }
.api-ep pre .copy { position: absolute; top: 7px; right: 7px; background: var(--space-700); border: 1px solid var(--border); color: var(--text-dim); border-radius: 5px; padding: 3px 8px; font-size: 11px; cursor: pointer; }
.api-ep pre .copy:hover { color: var(--accent-2); border-color: var(--accent); }
.api-ep pre .tok { color: var(--magenta); }

@media (max-width: 720px) {
  #app.show { grid-template-columns: 64px 1fr; }
  .sidebar .brand b, .sidebar .brand small, .navbtn span:not(.ico) { display: none; }
}