:root {
  --bg: #0f1117;
  --surface: #1a1d27;
  --surface2: #22263a;
  --border: #2e3247;
  --accent: #5865f2;
  --accent-hover: #4752c4;
  --green: #3ba55c;
  --red: #ed4245;
  --yellow: #faa61a;
  --text: #e3e5e8;
  --muted: #8e9297;
  --radius: 8px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.hidden { display: none !important; }
.page { min-height: 100vh; }

/* Login */
.login-box {
  display: flex; flex-direction: column; gap: 12px;
  max-width: 360px; margin: 0 auto; padding-top: 20vh;
}
.login-logo { text-align: center; margin-bottom: 4px; }
.login-logo img { filter: drop-shadow(0 0 16px #5865f2aa); }
.brand-title { text-align: center; font-size: 2rem; margin-bottom: 8px; letter-spacing: -0.5px; }
.brand-op { color: #faa61a; font-style: italic; }
.login-box h1 { text-align: center; font-size: 2rem; margin-bottom: 8px; }
.login-box input { padding: 10px 14px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); color: var(--text); font-size: 1rem; }
.login-box button { padding: 10px; background: var(--accent); border: none; border-radius: var(--radius); color: #fff; font-size: 1rem; cursor: pointer; }
.login-box button:hover { background: var(--accent-hover); }
.error { color: var(--red); font-size: 0.875rem; text-align: center; }

/* Nav */
nav {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 24px; background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.nav-brand { font-size: 1.2rem; font-weight: 700; margin-right: 8px; display: flex; align-items: center; }
.nav-profile { position: relative; margin-left: auto; }
.nav-profile-btn { padding: 6px 14px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface2); color: var(--text); cursor: pointer; font-size: 0.88rem; }
.nav-profile-btn:hover { background: var(--border); }
.profile-dropdown { position: absolute; right: 0; top: calc(100% + 6px); background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); min-width: 200px; z-index: 200; box-shadow: 0 4px 16px rgba(0,0,0,0.4); display: flex; flex-direction: column; }
.profile-dropdown-header { padding: 10px 14px 8px; font-size: 0.78rem; color: var(--muted); border-bottom: 1px solid var(--border); }
.profile-dropdown button { padding: 10px 14px; background: none; border: none; color: var(--text); text-align: left; cursor: pointer; font-size: 0.9rem; }
.profile-dropdown button:hover { background: var(--surface2); }
.nav-links { display: flex; gap: 4px; flex: 1; }
.nav-btn {
  padding: 6px 14px; border: none; border-radius: var(--radius);
  background: transparent; color: var(--muted); cursor: pointer; font-size: 0.9rem;
}
.nav-btn:hover, .nav-btn.active { background: var(--surface2); color: var(--text); }
#nav-user { color: var(--muted); font-size: 0.85rem; }

/* Content */
.tab-content { padding: 24px; max-width: 1100px; margin: 0 auto; }
.toolbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.toolbar h2 { font-size: 1.4rem; }

/* Buttons */
.btn-primary { padding: 8px 16px; background: var(--accent); border: none; border-radius: var(--radius); color: #fff; cursor: pointer; font-size: 0.9rem; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-danger { padding: 6px 12px; background: var(--red); border: none; border-radius: var(--radius); color: #fff; cursor: pointer; font-size: 0.85rem; }
.btn-success { padding: 6px 12px; background: var(--green); border: none; border-radius: var(--radius); color: #fff; cursor: pointer; font-size: 0.85rem; }
.btn-warn { padding: 6px 12px; background: var(--yellow); border: none; border-radius: var(--radius); color: #000; cursor: pointer; font-size: 0.85rem; }
.btn-sm { padding: 4px 10px; font-size: 0.8rem; }

/* Server Cards */
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }
.server-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px; cursor: pointer;
  transition: border-color 0.15s;
}
.server-card:hover { border-color: var(--accent); }
.card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.card-header h3 { font-size: 1rem; }
.badge {
  padding: 3px 10px; border-radius: 20px; font-size: 0.75rem; font-weight: 600;
}
.badge-running { background: #1e4d2b; color: var(--green); }
.badge-stopped { background: #3d1a1b; color: var(--red); }
.badge-starting { background: #4d3a00; color: var(--yellow); }
.card-meta { color: var(--muted); font-size: 0.85rem; display: flex; flex-direction: column; gap: 4px; }
.card-actions { display: flex; gap: 8px; margin-top: 14px; flex-wrap: wrap; }

/* Table */
.data-table { width: 100%; border-collapse: collapse; }
.data-table th, .data-table td { padding: 10px 14px; text-align: left; border-bottom: 1px solid var(--border); }
.data-table th { color: var(--muted); font-size: 0.8rem; text-transform: uppercase; }
.data-table td { font-size: 0.9rem; }

/* Modals */
.modal {
  position: fixed; inset: 0; background: rgba(0,0,0,0.6);
  display: flex; align-items: center; justify-content: center; z-index: 100;
}
.modal-box {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px; min-width: 380px; max-width: 95vw;
  display: flex; flex-direction: column; gap: 10px; max-height: 90vh; overflow-y: auto;
}
.modal-box.wide { min-width: min(720px, 95vw); }
.modal-box h3 { font-size: 1.1rem; margin-bottom: 4px; }
.modal-box label { font-size: 0.85rem; color: var(--muted); margin-top: 4px; }
.modal-box input, .modal-box select {
  padding: 8px 12px; background: var(--surface2); border: 1px solid var(--border);
  border-radius: var(--radius); color: var(--text); font-size: 0.95rem; width: 100%;
}
.modal-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 8px; }
.modal-actions button { padding: 8px 16px; border: none; border-radius: var(--radius); cursor: pointer; }
.modal-actions button:first-child { background: var(--surface2); color: var(--text); }
.modal-header { display: flex; align-items: center; gap: 12px; }
.detail-info { color: var(--muted); font-size: 0.85rem; }
.detail-actions { display: flex; gap: 8px; flex-wrap: wrap; padding: 8px 0; }
.close-btn { align-self: flex-end; padding: 6px 14px; background: var(--surface2); border: none; border-radius: var(--radius); color: var(--text); cursor: pointer; margin-top: 8px; }

/* Detail tabs */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); padding-bottom: 0; margin: 8px 0 0; }
.tab-btn { padding: 6px 16px; border: none; background: transparent; color: var(--muted); cursor: pointer; border-bottom: 2px solid transparent; margin-bottom: -1px; }
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); }
.detail-tab { padding-top: 12px; }

/* Console */
.console {
  background: #0a0c10; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 10px; height: 300px; overflow-y: auto; font-family: monospace;
  font-size: 0.8rem; line-height: 1.5; white-space: pre-wrap; word-break: break-all;
}
.console-input-row { display: flex; gap: 8px; margin-top: 8px; }
.console-input-row input { flex: 1; padding: 8px 12px; background: var(--surface2); border: 1px solid var(--border); border-radius: var(--radius); color: var(--text); font-size: 0.9rem; }
.console-input-row button { padding: 8px 14px; background: var(--accent); border: none; border-radius: var(--radius); color: #fff; cursor: pointer; }

/* Mods */
.mods-list { display: flex; flex-direction: column; gap: 6px; margin-bottom: 12px; max-height: 220px; overflow-y: auto; }
.mod-item { display: flex; justify-content: space-between; align-items: center; background: var(--surface2); padding: 8px 12px; border-radius: var(--radius); font-size: 0.85rem; }
.upload-btn {
  display: inline-block; padding: 8px 16px; background: var(--accent);
  border-radius: var(--radius); color: #fff; cursor: pointer; font-size: 0.9rem;
}
.upload-btn input { display: none; }

/* Mail */
.mail-layout { display: flex; height: calc(100vh - 56px); overflow: hidden; gap: 0; }
.mail-sidebar { width: 200px; min-width: 160px; background: var(--surface); border-right: 1px solid var(--border); display: flex; flex-direction: column; padding: 12px 0; }
.compose-btn { margin: 0 12px 12px; }
.mail-folders { flex: 1; overflow-y: auto; }
.mail-folder-item { display: block; width: 100%; text-align: left; padding: 8px 16px; background: none; border: none; color: var(--muted); cursor: pointer; font-size: 0.9rem; border-left: 3px solid transparent; }
.mail-folder-item:hover { background: var(--surface2); color: var(--text); }
.mail-folder-item.active { color: var(--accent); border-left-color: var(--accent); background: var(--surface2); }
.mail-address-box { padding: 10px 14px; font-size: 0.75rem; color: var(--muted); border-top: 1px solid var(--border); word-break: break-all; }
.mail-main { flex: 1; overflow: hidden; display: flex; flex-direction: column; }
.mail-list-pane { flex: 1; overflow-y: auto; }
.mail-item { display: flex; flex-direction: column; gap: 2px; padding: 12px 20px; border-bottom: 1px solid var(--border); cursor: pointer; transition: background 0.1s; }
.mail-item:hover { background: var(--surface2); }
.mail-item.unread { background: #1a1f35; }
.mail-item-row { display: flex; justify-content: space-between; align-items: center; }
.mail-item-from { font-size: 0.9rem; font-weight: 500; }
.mail-item.unread .mail-item-from { color: #fff; font-weight: 700; }
.mail-item-date { font-size: 0.75rem; color: var(--muted); white-space: nowrap; }
.mail-item-subject { font-size: 0.85rem; color: var(--muted); }
.mail-item.unread .mail-item-subject { color: var(--text); }
.mail-pagination { display: flex; gap: 8px; justify-content: center; padding: 12px; }
.mail-view-pane { flex: 1; overflow-y: auto; padding: 20px; display: flex; flex-direction: column; gap: 12px; }
.back-btn { align-self: flex-start; padding: 6px 14px; background: var(--surface2); border: none; border-radius: var(--radius); color: var(--text); cursor: pointer; font-size: 0.85rem; }
.mail-view-header { border-bottom: 1px solid var(--border); padding-bottom: 12px; }
.mail-view-header h3 { font-size: 1.1rem; margin-bottom: 6px; }
.mail-view-meta { display: flex; flex-direction: column; gap: 2px; color: var(--muted); font-size: 0.82rem; }
.mail-view-body { font-size: 0.9rem; line-height: 1.7; white-space: pre-wrap; word-break: break-word; }

/* Settings tab */
.settings-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 600px) { .settings-columns { grid-template-columns: 1fr; } }
.settings-section { display: flex; flex-direction: column; gap: 6px; }
.settings-section h4 { font-size: 0.95rem; font-weight: 600; margin-bottom: 4px; color: var(--accent); border-bottom: 1px solid var(--border); padding-bottom: 6px; }
.settings-section label { font-size: 0.8rem; color: var(--muted); margin-top: 4px; }
.settings-section input, .settings-section select, .settings-section textarea { padding: 7px 10px; background: var(--surface2); border: 1px solid var(--border); border-radius: var(--radius); color: var(--text); font-size: 0.88rem; width: 100%; }
.settings-note { font-size: 0.75rem; color: var(--muted); margin: 4px 0; }
.prop-row { display: flex; flex-direction: column; gap: 2px; margin-bottom: 6px; }
.prop-row label { font-size: 0.78rem; color: var(--muted); }
.prop-bool { display: flex; align-items: center; gap: 8px; }
.prop-bool input { width: auto; }

/* Players tab */
.players-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 600px) { .players-layout { grid-template-columns: 1fr; } }
.players-section { display: flex; flex-direction: column; gap: 8px; }
.players-section h4 { font-size: 0.9rem; font-weight: 600; color: var(--accent); border-bottom: 1px solid var(--border); padding-bottom: 6px; display: flex; align-items: center; }
.player-add-row { display: flex; gap: 6px; flex-wrap: wrap; }
.player-add-row input { flex: 1; min-width: 80px; padding: 6px 8px; background: var(--surface2); border: 1px solid var(--border); border-radius: var(--radius); color: var(--text); font-size: 0.85rem; }
.player-list { display: flex; flex-direction: column; gap: 4px; max-height: 180px; overflow-y: auto; }
.player-item { display: flex; justify-content: space-between; align-items: center; background: var(--surface2); padding: 6px 10px; border-radius: var(--radius); font-size: 0.83rem; }
.player-item-actions { display: flex; gap: 4px; }
.player-empty { color: var(--muted); font-size: 0.82rem; padding: 6px 0; }

/* World tab */
.world-layout { display: grid; grid-template-columns: 2fr 1fr; gap: 20px; }
@media (max-width: 600px) { .world-layout { grid-template-columns: 1fr; } }
.world-section h4 { font-size: 0.9rem; font-weight: 600; color: var(--accent); border-bottom: 1px solid var(--border); padding-bottom: 6px; margin-bottom: 10px; }
.backup-list { display: flex; flex-direction: column; gap: 6px; margin-top: 10px; max-height: 260px; overflow-y: auto; }
.backup-item { display: flex; justify-content: space-between; align-items: center; background: var(--surface2); padding: 8px 12px; border-radius: var(--radius); font-size: 0.82rem; }
.backup-item-info { display: flex; flex-direction: column; gap: 2px; }
.backup-item-name { font-weight: 500; }
.backup-item-meta { color: var(--muted); font-size: 0.75rem; }
.backup-item-actions { display: flex; gap: 4px; }