:root {
  --brand: #2E8B57;
  --brand-dark: #246b43;
  --dark: #1A1A2E;
  --bg: #f4f6f8;
  --card: #ffffff;
  --border: #e2e6ea;
  --text: #1f2933;
  --muted: #6b7280;
  --danger: #cc3333;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

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

/* ---- top bar ---- */
.topbar {
  background: var(--dark);
  color: #fff;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0 1.25rem;
  height: 56px;
}
.topbar .brand { font-weight: 800; font-size: 1.05rem; letter-spacing: .3px; }
.topbar .brand span { color: var(--brand); }
.topbar nav { display: flex; gap: .25rem; flex: 1; }
.topbar nav a {
  color: #cfd6dd; padding: .45rem .8rem; border-radius: 6px; font-size: .92rem;
}
.topbar nav a:hover { background: rgba(255,255,255,.08); text-decoration: none; color: #fff; }
.topbar nav a.active { background: var(--brand); color: #fff; }
.topbar .user { font-size: .88rem; color: #cfd6dd; display: flex; align-items: center; gap: .6rem; }
.topbar .user form { margin: 0; }
.topbar .user button {
  background: transparent; border: 1px solid rgba(255,255,255,.25); color: #cfd6dd;
  padding: .3rem .7rem; border-radius: 6px; cursor: pointer; font-size: .82rem;
}
.topbar .user button:hover { border-color: var(--brand); color: #fff; }

/* ---- layout ---- */
.container { max-width: 1100px; margin: 1.5rem auto; padding: 0 1.25rem; }
h1 { font-size: 1.5rem; margin: 0 0 .25rem; }
.subtitle { color: var(--muted); margin: 0 0 1.5rem; }

.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 1rem; }
.card {
  background: var(--card); border: 1px solid var(--border); border-radius: 10px;
  padding: 1.1rem 1.2rem; display: block;
}
.card:hover { border-color: var(--brand); text-decoration: none; box-shadow: 0 2px 8px rgba(0,0,0,.05); }
.card h3 { margin: 0 0 .35rem; color: var(--text); font-size: 1.05rem; }
.card p { margin: 0; color: var(--muted); font-size: .9rem; }

.badge {
  display: inline-block; background: var(--brand); color: #fff; font-size: .7rem;
  padding: .12rem .5rem; border-radius: 999px; vertical-align: middle; margin-left: .4rem;
}
.stat-num { font-size: 1.9rem; font-weight: 800; color: var(--text); line-height: 1.1; }

/* code / DNS record blocks */
.rec { background: #0f1117; color: #d6e2ee; border-radius: 8px; padding: .8rem 1rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .82rem;
  white-space: pre-wrap; word-break: break-all; margin: .4rem 0 1.2rem; }
.rec .k { color: #7ee0a8; }

/* ---- login ---- */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; }
.login-box {
  background: var(--card); border: 1px solid var(--border); border-radius: 12px;
  padding: 2rem; width: 100%; max-width: 360px; box-shadow: 0 4px 20px rgba(0,0,0,.06);
}
.login-box .brand { font-weight: 800; font-size: 1.3rem; text-align: center; margin-bottom: .25rem; }
.login-box .brand span { color: var(--brand); }
.login-box .hint { text-align: center; color: var(--muted); font-size: .85rem; margin-bottom: 1.5rem; }
label { display: block; font-size: .85rem; font-weight: 600; margin-bottom: .35rem; }
input[type=text], input[type=password], input[type=email], select {
  width: 100%; padding: .6rem .7rem; border: 1px solid var(--border); border-radius: 8px;
  font-size: .95rem; margin-bottom: 1rem;
}
input:focus, select:focus { outline: none; border-color: var(--brand); }
.btn {
  width: 100%; background: var(--brand); color: #fff; border: 0; padding: .7rem;
  border-radius: 8px; font-size: .95rem; font-weight: 600; cursor: pointer;
}
.btn:hover { background: var(--brand-dark); }
.alert { padding: .6rem .8rem; border-radius: 8px; font-size: .88rem; margin-bottom: 1rem; }
.alert-error { background: #fdecea; color: var(--danger); border: 1px solid #f5c6c2; }
.alert-ok { background: #eafaf1; color: var(--brand-dark); border: 1px solid #bfe6cf; }

.muted { color: var(--muted); font-weight: 400; font-size: .9rem; }

/* ---- filters bar ---- */
.filters { display: flex; flex-wrap: wrap; gap: .6rem; align-items: center; margin-bottom: 1rem; }
.filters select, .filters input[type=search] {
  margin: 0; padding: .5rem .6rem; border: 1px solid var(--border); border-radius: 8px;
  font-size: .9rem; background: #fff;
}
.filters input[type=search] { flex: 1; min-width: 220px; }
.btn-sm {
  padding: .5rem .85rem; border: 1px solid var(--border); border-radius: 8px;
  background: #fff; color: var(--text); font-size: .88rem; cursor: pointer;
}
.btn-sm:hover { border-color: var(--brand); text-decoration: none; }
.btn-primary { background: var(--brand); color: #fff; border-color: var(--brand); }
.btn-primary:hover { background: var(--brand-dark); color: #fff; }
.btn-danger { color: var(--danger); border-color: #f0c4c0; }
.btn-danger:hover { background: #fdecea; border-color: var(--danger); }

/* ---- table ---- */
.tbl { width: 100%; border-collapse: collapse; background: var(--card);
  border: 1px solid var(--border); border-radius: 10px; overflow: hidden; font-size: .9rem; }
.tbl th { text-align: left; padding: .7rem .9rem; background: #fafbfc;
  border-bottom: 1px solid var(--border); color: var(--muted); font-size: .78rem;
  text-transform: uppercase; letter-spacing: .4px; }
.tbl td { padding: .65rem .9rem; border-bottom: 1px solid #f0f2f4; vertical-align: top; }
.tbl tbody tr:hover { background: #fafbfc; }
.tbl td.nowrap, .tbl th.nowrap { white-space: nowrap; }
.tbl .subj { max-width: 460px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---- event badges ---- */
.badge-ev { display: inline-block; padding: .12rem .55rem; border-radius: 999px;
  font-size: .76rem; font-weight: 600; }
.ev-delivered { background: #e8f0fe; color: #1a56c4; }
.ev-open { background: #eafaf1; color: var(--brand-dark); }
.ev-click { background: #f3e8fd; color: #7b2fc4; }
.ev-bounce { background: #fdecea; color: var(--danger); }
.ev-processed { background: #eef1f4; color: var(--muted); }
.ev-spam { background: #fff4e5; color: #c4720f; }
.ev-unsubscribe { background: #eef1f4; color: #555; }
.ev-reject { background: #fde2e2; color: #a01b1b; }

/* ---- pager ---- */
.pager { display: flex; gap: .5rem; align-items: center; margin-top: 1rem; font-size: .88rem; }
.pager .muted { margin-right: auto; }

/* ---- detail / timeline ---- */
.detail-head { background: var(--card); border: 1px solid var(--border); border-radius: 10px;
  padding: 1.1rem 1.2rem; margin-bottom: 1.2rem; }
.detail-head dl { display: grid; grid-template-columns: 130px 1fr; gap: .4rem 1rem; margin: 0; }
.detail-head dt { color: var(--muted); font-size: .85rem; }
.detail-head dd { margin: 0; font-size: .9rem; word-break: break-word; }
.timeline { list-style: none; padding: 0; margin: 0; }
.timeline li { display: flex; gap: .8rem; align-items: baseline; padding: .55rem 0;
  border-bottom: 1px solid #f0f2f4; }
.timeline time { color: var(--muted); font-size: .82rem; white-space: nowrap; min-width: 150px; }