/* ─── Reset ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* ─── Theme: Dark (default) ────────────────────────── */
:root, [data-theme="dark"] {
  --bg: #060912;
  --surface: #0c1120;
  --surface-2: #111827;
  --surface-3: #1a2337;
  --surface-4: #232d47;
  --border: rgba(255,255,255,0.07);
  --border-2: rgba(255,255,255,0.1);
  --text: #f1f5f9;
  --text-muted: #64748b;
  --text-dim: #475569;
  --accent: #38bdf8;
  --accent-dim: rgba(56,189,248,0.1);
  --accent-glow: rgba(56,189,248,0.3);
  --accent-2: #a78bfa;
  --accent-2-dim: rgba(167,139,250,0.1);
  --accent-2-glow: rgba(167,139,250,0.3);
  --green: #4ade80;
  --green-dim: rgba(74,222,128,0.08);
  --red: #f87171;
  --red-dim: rgba(248,113,113,0.08);
  --yellow: #fbbf24;
  --shadow: rgba(0,0,0,0.5);
  --shadow-lg: rgba(0,0,0,0.7);
  --overlay: rgba(6,9,18,0.85);
  --card-bg: #0c1120;
  --hero-gradient: linear-gradient(135deg, rgba(56,189,248,0.06) 0%, rgba(167,139,250,0.04) 100%);
  --dns-bg: rgba(251,191,36,0.04);
  --dns-border: rgba(251,191,36,0.12);
  --dns-code-bg: #060912;
  --chip-bg: #1a2337;
  --chip-border: rgba(255,255,255,0.08);
  --scrollbar-thumb: #232d47;
}

/* ─── Theme: Light ─────────────────────────────────── */
[data-theme="light"] {
  --bg: #f4f6f9;
  --surface: #ffffff;
  --surface-2: #f8fafc;
  --surface-3: #eef2f7;
  --surface-4: #dde5ef;
  --border: rgba(0,0,0,0.07);
  --border-2: rgba(0,0,0,0.1);
  --text: #0f172a;
  --text-muted: #475569;
  --text-dim: #94a3b8;
  --accent: #0284c7;
  --accent-dim: rgba(2,132,199,0.07);
  --accent-glow: rgba(2,132,199,0.2);
  --accent-2: #7c3aed;
  --accent-2-dim: rgba(124,58,237,0.07);
  --accent-2-glow: rgba(124,58,237,0.2);
  --green: #16a34a;
  --green-dim: rgba(22,163,74,0.07);
  --red: #dc2626;
  --red-dim: rgba(220,38,38,0.06);
  --yellow: #d97706;
  --shadow: rgba(15,23,42,0.07);
  --shadow-lg: rgba(15,23,42,0.13);
  --overlay: rgba(15,23,42,0.5);
  --card-bg: #ffffff;
  --hero-gradient: linear-gradient(135deg, rgba(2,132,199,0.04) 0%, rgba(124,58,237,0.03) 100%);
  --dns-bg: rgba(217,119,6,0.03);
  --dns-border: rgba(217,119,6,0.1);
  --dns-code-bg: #f4f6f9;
  --chip-bg: #eef2f7;
  --chip-border: rgba(0,0,0,0.08);
  --scrollbar-thumb: #cbd5e1;
}

html { font-size: 16px; }

body {
  font-family: "Outfit", "Geist", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background 0.25s, color 0.25s;
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb); border-radius: 3px; }

/* ─── Header ─────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--bg) 90%, transparent);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: background 0.25s, border-color 0.25s;
}
.header-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 1rem 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Brand */
.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: inherit;
}
.brand-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: var(--accent-dim);
  border: 1px solid color-mix(in srgb, var(--accent) 20%, transparent);
  color: var(--accent);
  display: grid;
  place-items: center;
  transition: all 0.2s;
}
.brand-icon svg { filter: drop-shadow(0 0 8px var(--accent-glow)); }
.brand-name {
  font-family: "Outfit", sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
  line-height: 1.1;
  transition: color 0.25s;
}

/* Header buttons */
.btn-icon-text {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.9rem;
  border-radius: 10px;
  border: 1.5px solid var(--border-2);
  background: var(--surface-2);
  color: var(--text-muted);
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s;
}
.btn-icon-text:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}
.btn-icon-text:active { transform: scale(0.97); }

.btn-icon-only {
  width: 40px; height: 40px;
  border-radius: 10px;
  border: 1.5px solid var(--border-2);
  background: var(--surface-2);
  color: var(--text-muted);
  display: grid;
  place-items: center;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.15s;
}
.btn-icon-only:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}
.btn-icon-only:active { transform: scale(0.95); }
[data-theme="dark"] .icon-sun { display: block; }
[data-theme="dark"] .icon-moon { display: none; }
[data-theme="light"] .icon-sun { display: none; }
[data-theme="light"] .icon-moon { display: block; }

/* ─── Layout ────────────────────────────────────────── */
.main-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 2rem 1.75rem 5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

/* ─── Email card ──────────────────────────────────── */
.email-card {
  background: var(--card-bg);
  border: 1px solid var(--border-2);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 8px 48px var(--shadow), 0 1px 3px rgba(0,0,0,0.05);
  transition: background 0.25s, border-color 0.25s, box-shadow 0.25s;
}
.card-inner {
  padding: 1.75rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.card-hint {
  font-family: "Geist", sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-dim);
  transition: color 0.25s;
  letter-spacing: 0.01em;
}

/* Status badge */
.email-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  background: var(--green-dim);
  border: 1px solid color-mix(in srgb, var(--green) 20%, transparent);
  font-family: "Geist", sans-serif;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--green);
  text-transform: uppercase;
  transition: all 0.3s;
}
.status-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  animation: statusPulse 2.5s ease-in-out infinite;
  transition: background 0.3s, box-shadow 0.3s;
}
@keyframes statusPulse {
  0%,100% { opacity: 1; box-shadow: 0 0 6px var(--green); }
  50%      { opacity: 0.4; box-shadow: 0 0 14px var(--green); }
}

/* Hero email display — Bold Typography */
.email-hero {
  display: flex;
  align-items: center;
  background: var(--hero-gradient);
  border: 1.5px solid var(--border-2);
  border-radius: 16px;
  overflow: hidden;
  cursor: pointer;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.email-hero:hover {
  border-color: color-mix(in srgb, var(--accent) 35%, transparent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 8%, transparent);
}
.email-local {
  flex: 1;
  padding: 1.4rem 1.5rem;
  font-family: "Outfit", sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  letter-spacing: -0.02em;
  line-height: 1.1;
  transition: color 0.25s;
}
.email-sep {
  font-family: "Outfit", sans-serif;
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--text-dim);
  flex-shrink: 0;
  padding: 0 0.25rem;
  transition: color 0.25s;
}
.email-domain {
  font-family: "Outfit", sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  padding: 1.4rem 0.75rem 1.4rem 0.1rem;
  flex-shrink: 0;
  letter-spacing: -0.02em;
  transition: color 0.25s;
}
.hero-copy {
  width: 52px;
  flex-shrink: 0;
  border: none;
  border-left: 1.5px solid var(--border-2);
  background: color-mix(in srgb, var(--accent) 3%, transparent);
  color: var(--text-dim);
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: background 0.15s, color 0.15s;
}
.hero-copy:hover { background: var(--accent-dim); color: var(--accent); }
.hero-copy:active { transform: scale(0.95); }

/* Config row */
.config-row {
  display: flex;
  gap: 0.6rem;
  align-items: center;
}
.input-group {
  flex: 1;
  display: flex;
  align-items: center;
  background: var(--surface-3);
  border: 2px solid var(--border-2);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.input-group:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 10%, transparent);
}
.email-input {
  flex: 1;
  border: none;
  padding: 0.75rem 0.9rem;
  font-family: "Outfit", sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  background: transparent;
  color: var(--text);
  min-width: 0;
  letter-spacing: -0.01em;
  transition: color 0.25s;
}
.email-input:focus { outline: none; }
.email-input::placeholder { color: var(--text-dim); font-weight: 400; }
.input-sep {
  font-family: "Outfit", sans-serif;
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--text-dim);
  padding: 0 0.1rem;
  flex-shrink: 0;
  transition: color 0.25s;
}
.domain-select {
  border: none;
  border-left: 1.5px solid var(--border-2);
  padding: 0.65rem 0.75rem;
  font-family: "Outfit", sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--accent);
  background: transparent;
  cursor: pointer;
  transition: background 0.25s, color 0.25s;
  appearance: none;
  -webkit-appearance: none;
  padding-right: 1.5rem;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='11' height='11' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.4rem center;
}
.domain-select:focus { outline: none; }
.domain-select option { background: var(--surface-2); color: var(--text); font-family: "Geist", sans-serif; }

.btn-shuffle {
  width: 44px; height: 44px;
  border-radius: 12px;
  border: 2px solid var(--border-2);
  background: var(--surface-3);
  color: var(--text-muted);
  display: grid;
  place-items: center;
  cursor: pointer;
  flex-shrink: 0;
  transition: all 0.15s;
}
.btn-shuffle:hover {
  border-color: var(--accent-2);
  color: var(--accent-2);
  background: var(--accent-2-dim);
}
.btn-shuffle:active { transform: scale(0.95); }
.btn-shuffle svg { transition: transform 0.3s; }
.btn-shuffle:hover svg { transform: rotate(180deg); }

/* Card bottom row */
.card-bottom {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.3rem;
  border-radius: 11px;
  border: none;
  background: var(--accent);
  color: #fff;
  font-family: "Geist", sans-serif;
  font-size: 0.875rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: all 0.15s;
  box-shadow: 0 4px 16px color-mix(in srgb, var(--accent) 40%, transparent);
}
.btn-primary:hover {
  filter: brightness(1.1);
  box-shadow: 0 6px 24px color-mix(in srgb, var(--accent) 55%, transparent);
}
.btn-primary:active { transform: scale(0.97); }

.btn-ghost {
  width: 40px; height: 40px;
  border-radius: 11px;
  border: 2px solid var(--border-2);
  background: var(--surface-3);
  color: var(--text-muted);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: all 0.15s;
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-ghost:active { transform: scale(0.95); }
.btn-ghost svg { transition: transform 0.4s; }
.btn-ghost:hover svg { transform: rotate(180deg); }

.refresh-timer {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: "Geist", sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-dim);
  margin-left: auto;
  transition: color 0.25s;
}
.refresh-timer strong { color: var(--accent); font-weight: 800; transition: color 0.25s; }

/* Toggle chips */
.toggles {
  display: flex;
  gap: 0.45rem;
}
.toggle-chip {
  display: inline-flex;
  align-items: center;
  cursor: pointer;
}
.toggle-chip input { display: none; }
.chip-icon {
  width: 38px; height: 38px;
  border-radius: 10px;
  border: 2px solid var(--chip-border);
  background: var(--chip-bg);
  display: grid;
  place-items: center;
  color: var(--text-dim);
  transition: all 0.15s;
}
.toggle-chip input:checked + .chip-icon {
  background: var(--accent-dim);
  border-color: color-mix(in srgb, var(--accent) 35%, transparent);
  color: var(--accent);
  box-shadow: 0 0 12px color-mix(in srgb, var(--accent) 18%, transparent);
}

/* ─── Inbox ─────────────────────────────────────────── */
.inbox-card {
  background: var(--card-bg);
  border: 1px solid var(--border-2);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 8px 48px var(--shadow);
  min-height: 300px;
  position: relative;
  transition: background 0.25s, border-color 0.25s, box-shadow 0.25s;
}
.inbox-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 1.5rem;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface) 60%, transparent);
  transition: background 0.25s, border-color 0.25s;
}
.inbox-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.inbox-title h2 {
  font-family: "Outfit", sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.01em;
  transition: color 0.25s;
}
.live-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.22rem 0.7rem;
  border-radius: 999px;
  background: var(--green-dim);
  border: 1px solid color-mix(in srgb, var(--green) 20%, transparent);
  font-family: "Geist", sans-serif;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--green);
  text-transform: uppercase;
  transition: all 0.3s;
}
.live-dot {
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 6px var(--green);
  animation: statusPulse 1.8s ease-in-out infinite;
  transition: background 0.3s;
}
.inbox-count {
  font-family: "Geist", sans-serif;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: color 0.25s;
}
.inbox-count span {
  font-family: "Outfit", sans-serif;
  color: var(--accent);
  font-size: 1.05rem;
  font-weight: 700;
  margin-right: 0.2rem;
  transition: color 0.25s;
}

/* Message list */
.message-list-wrap { padding: 0.85rem 1.1rem; }
.message-list { list-style: none; }
.message-list li {
  border-radius: 14px;
  border: 1.5px solid var(--border);
  padding: 1rem 1.15rem;
  margin-bottom: 0.5rem;
  cursor: pointer;
  background: var(--surface-2);
  transition: all 0.15s;
  position: relative;
  overflow: hidden;
}
.message-list li::after {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3.5px;
  background: transparent;
  transition: background 0.15s;
}
.message-list li:hover {
  background: var(--surface-3);
  border-color: color-mix(in srgb, var(--accent) 25%, transparent);
  box-shadow: 0 3px 16px color-mix(in srgb, var(--accent) 5%, transparent);
}
.message-list li:hover::after {
  background: linear-gradient(180deg, var(--accent), var(--accent-2));
}
.msg-item-from {
  font-family: "Geist", sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 0.2rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color 0.25s;
}
.msg-item-subj {
  font-family: "Outfit", sans-serif;
  font-size: 0.975rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.2rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  letter-spacing: -0.01em;
  transition: color 0.25s;
}
.msg-item-preview {
  font-family: "Geist", sans-serif;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  opacity: 0.6;
  transition: color 0.25s, opacity 0.25s;
}
.msg-item-time {
  font-family: "Geist", sans-serif;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-dim);
  margin-top: 0.35rem;
  font-variant-numeric: tabular-nums;
  transition: color 0.25s;
}

/* Empty state */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3.5rem 1rem;
  text-align: center;
  gap: 0.6rem;
}
.empty-envelope {
  width: 90px; height: 90px;
  border-radius: 50%;
  background: var(--surface-3);
  border: 1.5px solid var(--border-2);
  display: grid;
  place-items: center;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
  transition: all 0.25s;
}
.empty-title {
  font-family: "Outfit", sans-serif;
  font-size: 0.975rem;
  font-weight: 700;
  color: var(--text-muted);
  transition: color 0.25s;
}
.empty-sub {
  font-family: "Geist", sans-serif;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-dim);
  max-width: 260px;
  line-height: 1.6;
  transition: color 0.25s;
}

/* ─── Pagination ───────────────────────────────────── */
.pagination-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.85rem 0.5rem 0.3rem;
}
.pbtn {
  min-width: 36px; height: 36px;
  border-radius: 10px;
  border: 1.5px solid var(--border-2);
  background: var(--surface-2);
  color: var(--text-muted);
  font-family: "Geist", sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 0.45rem;
  transition: all 0.15s;
}
.pbtn:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); background: var(--accent-dim); }
.pbtn:disabled { opacity: 0.3; cursor: not-allowed; }
.pbtn.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.pbtn.pnav { padding: 0; }
.pdots { font-family: "Geist", sans-serif; color: var(--text-dim); font-size: 0.95rem; padding: 0 0.1rem; }

/* ─── Detail panel ─────────────────────────────────── */
.detail-panel {
  position: absolute;
  inset: 0;
  z-index: 20;
  display: none;
  flex-direction: column;
}
.detail-panel.is-visible { display: flex; }
.detail-backdrop {
  position: absolute;
  inset: 0;
  background: var(--overlay);
  backdrop-filter: blur(4px);
  transition: background 0.25s;
}
.detail-content {
  position: relative;
  width: 100%;
  background: var(--surface);
  display: flex;
  flex-direction: column;
  animation: slideIn 0.22s ease-out;
  transition: background 0.25s;
}
@keyframes slideIn {
  from { transform: translateX(100%); }
  to   { transform: translateX(0); }
}
.detail-header {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.85rem 1.1rem;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  transition: border-color 0.25s;
}
.detail-back {
  width: 34px; height: 34px;
  border-radius: 9px;
  border: 1.5px solid var(--border-2);
  background: var(--surface-3);
  color: var(--text-muted);
  display: grid;
  place-items: center;
  cursor: pointer;
  flex-shrink: 0;
  transition: all 0.15s;
}
.detail-back:hover { color: var(--accent); border-color: var(--accent); }
.detail-subject {
  flex: 1;
  font-family: "Outfit", sans-serif;
  font-size: 0.975rem;
  font-weight: 700;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  letter-spacing: -0.01em;
  transition: color 0.25s;
}
.detail-close-btn {
  width: 34px; height: 34px;
  border-radius: 9px;
  border: 1.5px solid var(--border-2);
  background: var(--surface-3);
  color: var(--text-muted);
  display: grid;
  place-items: center;
  cursor: pointer;
  flex-shrink: 0;
  transition: all 0.15s;
}
.detail-close-btn:hover { color: var(--red); border-color: var(--red); }

.detail-meta {
  padding: 0.65rem 1.1rem;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  transition: border-color 0.25s;
}
.detail-from { font-family: "Geist", sans-serif; font-size: 0.82rem; font-weight: 700; color: var(--accent); transition: color 0.25s; }
.detail-time { font-family: "Geist", sans-serif; font-size: 0.75rem; font-weight: 600; color: var(--text-dim); margin-top: 0.15rem; transition: color 0.25s; }
.detail-toolbar {
  display: flex;
  gap: 0.45rem;
  padding: 0.55rem 1.1rem;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  transition: border-color 0.25s;
}
.detail-action {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.38rem 0.85rem;
  border-radius: 8px;
  border: 1.5px solid var(--border-2);
  background: var(--surface-3);
  color: var(--text-muted);
  font-family: "Geist", sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s;
}
.detail-action:hover { color: var(--accent); border-color: var(--accent); }
.detail-action-del:hover { color: var(--red); border-color: var(--red); }
.detail-body {
  flex: 1;
  overflow: auto;
  padding: 1.1rem;
  font-family: "Geist", sans-serif;
  font-size: 0.9rem;
  font-weight: 500;
  line-height: 1.75;
  transition: background 0.25s;
}
.detail-body pre { white-space: pre-wrap; word-break: break-word; font-family: "JetBrains Mono", ui-monospace, monospace; font-size: 0.84rem; }
.detail-body iframe { width: 100%; min-height: 350px; border: 1px solid var(--border); border-radius: 12px; }

/* ─── Modal ────────────────────────────────────────── */
.modal {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.modal.is-visible { display: flex; }
.modal-backdrop {
  position: absolute;
  inset: 0;
  background: var(--overlay);
  backdrop-filter: blur(6px);
  transition: background 0.25s;
}
.modal-panel {
  position: relative;
  width: min(580px, 100%);
  max-height: 88vh;
  background: var(--surface);
  border: 1px solid var(--border-2);
  border-radius: 20px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 24px 80px var(--shadow-lg);
  animation: modalIn 0.22s ease-out;
  transition: background 0.25s, border-color 0.25s, box-shadow 0.25s;
}
@keyframes modalIn {
  from { transform: scale(0.95); opacity: 0; }
  to   { transform: scale(1);    opacity: 1; }
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  transition: border-color 0.25s;
}
.modal-title {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}
.modal-icon {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: var(--accent-2-dim);
  border: 1px solid color-mix(in srgb, var(--accent-2) 20%, transparent);
  color: var(--accent-2);
  display: grid;
  place-items: center;
  transition: all 0.25s;
}
.modal-title h3 { font-family: "Outfit", sans-serif; font-size: 1rem; font-weight: 700; transition: color 0.25s; letter-spacing: -0.01em; }
.modal-body {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  border-bottom: 1px solid var(--border);
  transition: border-color 0.25s;
}
.modal-footer {
  flex-shrink: 0;
  padding: 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  transition: background 0.25s;
}
.footer-hint { font-family: "Geist", sans-serif; font-size: 0.72rem; font-weight: 600; color: var(--text-dim); text-align: center; transition: color 0.25s; }

/* Add domain form */
.add-domain-form {
  padding: 1.1rem 1.25rem 0;
  display: flex;
  flex-direction: column;
  gap: 0;
  border-bottom: 1px solid var(--border);
  transition: border-color 0.25s;
}
.form-fields { display: flex; flex-direction: column; gap: 0.55rem; margin-bottom: 0.8rem; }
.form-field { display: flex; flex-direction: column; gap: 0.3rem; }
.form-field label { font-family: "Geist", sans-serif; font-size: 0.78rem; font-weight: 700; color: var(--text-muted); transition: color 0.25s; }
.input-field {
  border: 2px solid var(--border-2);
  border-radius: 10px;
  padding: 0.6rem 0.9rem;
  font-family: "Geist", sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  background: var(--surface-2);
  color: var(--text);
  transition: all 0.15s;
  width: 100%;
}
.input-field:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 10%, transparent); }
.input-field::placeholder { color: var(--text-dim); font-weight: 400; }

/* DNS guide */
.dns-guide {
  background: var(--dns-bg);
  border: 1px solid var(--dns-border);
  border-radius: 14px;
  margin-bottom: 0.8rem;
  overflow: hidden;
  transition: all 0.25s;
}
.dns-guide-title {
  padding: 0.6rem 0.95rem;
  font-family: "Geist", sans-serif;
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--yellow);
  background: color-mix(in srgb, var(--yellow) 8%, transparent);
  border-bottom: 1px solid var(--dns-border);
  transition: all 0.25s;
}
.dns-guide-body { padding: 0.8rem 0.95rem; display: flex; flex-direction: column; gap: 0.65rem; }
.dns-step { display: flex; align-items: flex-start; gap: 0.7rem; }
.dns-num {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--surface-3);
  border: 1px solid var(--border-2);
  font-family: "Geist", sans-serif;
  font-size: 0.68rem;
  font-weight: 800;
  color: var(--text-muted);
  display: grid;
  place-items: center;
  flex-shrink: 0;
  margin-top: 0.1rem;
  transition: all 0.25s;
}
.dns-step strong { font-family: "Geist", sans-serif; font-size: 0.82rem; font-weight: 700; color: var(--text); display: block; margin-bottom: 0.2rem; transition: color 0.25s; }
.dns-code {
  background: var(--dns-code-bg);
  color: #86efac;
  border-radius: 8px;
  padding: 0.4rem 0.75rem;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.8rem;
  border: 1px solid rgba(134,239,172,0.1);
}

.dns-verify-row {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 0.8rem;
}
.btn-verify {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 0.9rem;
  border-radius: 9px;
  border: 1.5px solid var(--border-2);
  background: var(--surface-2);
  color: var(--text-muted);
  font-family: "Geist", sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s;
}
.btn-verify:not(:disabled):hover { border-color: var(--accent); color: var(--accent); background: var(--accent-dim); }
.btn-verify:disabled { opacity: 0.4; cursor: not-allowed; }

.dns-badge {
  font-family: "Geist", sans-serif;
  font-size: 0.9rem;
  font-weight: 800;
  padding: 0.32rem 0.8rem;
  border-radius: 999px;
  background: var(--surface-3);
  color: var(--text-muted);
  transition: all 0.25s;
}
.dns-badge.ok { background: var(--green-dim); color: var(--green); border: 1px solid color-mix(in srgb, var(--green) 25%, transparent); }
.dns-badge.fail { background: var(--red-dim); color: var(--red); border: 1px solid color-mix(in srgb, var(--red) 25%, transparent); }

.dns-check-list { list-style: none; margin: 0 0 0.8rem; border: 1px solid var(--border); border-radius: 12px; overflow: hidden; }
.dns-check-item {
  display: flex;
  gap: 0.55rem;
  padding: 0.55rem 0.8rem;
  font-family: "Geist", sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  border-bottom: 1px solid var(--border);
  transition: all 0.25s;
}
.dns-check-item:last-child { border-bottom: none; }
.dns-check-item.ok { background: var(--green-dim); }
.dns-check-item.fail { background: var(--red-dim); }
.dns-check-ico { font-weight: 800; flex-shrink: 0; }
.dns-check-detail { font-size: 0.74rem; font-weight: 500; color: var(--text-muted); margin-top: 0.08rem; transition: color 0.25s; }

/* Domain list */
.domain-list { list-style: none; padding: 0.55rem 0.8rem 1.1rem; }
.domain-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 0.9rem;
  border-radius: 12px;
  margin-bottom: 0.3rem;
  background: var(--surface-2);
  border: 1px solid var(--border);
  gap: 0.55rem;
  transition: all 0.12s;
}
.domain-item:hover { background: var(--surface-3); }
.domain-item-info { flex: 1; min-width: 0; }
.d-name { font-family: "Outfit", sans-serif; font-size: 0.95rem; font-weight: 700; color: var(--accent); transition: color 0.25s; letter-spacing: -0.01em; }
.d-desc { font-family: "Geist", sans-serif; font-size: 0.75rem; font-weight: 500; color: var(--text-muted); margin-top: 0.08rem; transition: color 0.25s; }
.d-mx, .d-spf { font-family: "Geist", sans-serif; font-size: 0.72rem; font-weight: 600; color: var(--text-dim); margin-top: 0.12rem; transition: color 0.25s; }
.d-mx code, .d-spf code { background: var(--surface-3); border-radius: 4px; padding: 0.03rem 0.3rem; font-family: "JetBrains Mono", ui-monospace, monospace; font-size: 0.8rem; color: var(--text); transition: background 0.25s; }
.d-time { font-family: "Geist", sans-serif; font-size: 0.7rem; font-weight: 600; color: var(--text-dim); margin-top: 0.2rem; transition: color 0.25s; }
.btn-del {
  width: 30px; height: 30px;
  border-radius: 8px;
  border: 1px solid color-mix(in srgb, var(--red) 15%, transparent);
  background: var(--red-dim);
  color: var(--red);
  display: grid;
  place-items: center;
  cursor: pointer;
  flex-shrink: 0;
  transition: all 0.15s;
}
.btn-del:hover { background: color-mix(in srgb, var(--red) 15%, transparent); }
.domain-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2.8rem 1rem;
  text-align: center;
  gap: 0.8rem;
  color: var(--text-dim);
  transition: color 0.25s;
}
.domain-empty p { font-family: "Geist", sans-serif; font-size: 0.82rem; font-weight: 500; max-width: 260px; line-height: 1.6; }
.domain-empty svg { opacity: 0.3; }

/* ─── Toast ─────────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  padding: 0.7rem 1.5rem;
  border-radius: 999px;
  background: var(--surface-3);
  border: 1px solid var(--border-2);
  color: var(--text);
  font-family: "Geist", sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  box-shadow: 0 8px 32px var(--shadow-lg);
  white-space: nowrap;
  animation: toastIn 0.22s ease-out;
  pointer-events: none;
  transition: all 0.25s;
  display: none;
}
.toast.is-visible { display: block; }
@keyframes toastIn {
  from { opacity: 0; transform: translateX(-50%) translateY(12px); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* ─── Copy flash ───────────────────────────────────── */
.copy-flash {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 200;
  padding: 1.1rem 2.2rem;
  border-radius: 14px;
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  border: 1.5px solid color-mix(in srgb, var(--accent) 45%, transparent);
  color: var(--accent);
  font-family: "Outfit", sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  backdrop-filter: blur(10px);
  box-shadow: 0 0 48px color-mix(in srgb, var(--accent) 35%, transparent);
  animation: copyFlash 0.9s ease-out forwards;
  pointer-events: none;
  display: none;
  letter-spacing: -0.01em;
}
.copy-flash.is-visible { display: inline-flex; }
@keyframes copyFlash {
  0%   { opacity: 0; transform: translate(-50%, -50%) scale(0.85); }
  20%  { opacity: 1; transform: translate(-50%, -50%) scale(1.05); }
  60%  { opacity: 1; transform: translate(-50%, -50%) scale(1); }
  100% { opacity: 0; transform: translate(-50%, -50%) scale(0.92); }
}

/* ─── Responsive ───────────────────────────────────── */
@media (max-width: 600px) {
  .header-inner { padding: 0.85rem 1.1rem; }
  .main-content { padding: 1.25rem 1rem 4rem; }
  .card-inner { padding: 1.25rem 1.2rem; }
  .email-local, .email-sep, .email-domain { font-size: 1.2rem; }
  .brand-name { font-size: 1.1rem; }
  .config-row { flex-wrap: wrap; }
  .input-group { min-width: 100%; }
  .refresh-timer { display: none; }
}