:root {
  --bg: #0b141a;
  --panel: #111b21;
  --panel-2: #202c33;
  --accent: #7c5cff;
  --accent-2: #005c4b;
  --text: #e9edef;
  --text-dim: #8696a0;
  --bubble-in: #202c33;
  --bubble-out: #7c5cff;
  --border: #2a3942;
  --danger: #f15c6d;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; overscroll-behavior: none; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow: hidden;
}

.hidden { display: none !important; }

.screen {
  position: fixed; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg);
  z-index: 10;
}

/* ecrans de marque (avant connexion) : fond fixe assorti au logo, independant
   de la couleur de fond personnalisable de l'app une fois connecte */
#lock, #setup-pin, #auth {
  background: #000;
}

#profile-panel {
  align-items: flex-start;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
#profile-panel .lock-box {
  margin: 0 auto;
  padding-top: calc(32px + env(safe-area-inset-top));
  padding-bottom: calc(32px + env(safe-area-inset-bottom));
}

@media (min-width: 721px) {
  #profile-panel {
    justify-content: flex-start;
    align-items: stretch;
    overflow-y: hidden;
    background: rgba(0, 0, 0, .55);
  }
  #profile-panel .lock-box {
    width: 380px;
    max-width: 380px;
    margin: 0;
    background: var(--panel);
    box-shadow: 4px 0 32px rgba(0, 0, 0, .4);
    overflow-y: auto;
    text-align: left;
  }
}

.lock-box, .auth-box {
  width: 100%; max-width: 360px;
  padding: 32px 28px;
  text-align: center;
}

.logo-full {
  width: 200px; max-width: 100%; height: auto; margin: 0 auto 20px;
  display: block;
}

.lock-box h1, .auth-box h1 { margin: 0 0 6px; font-size: 1.4rem; }
.lock-box p, .auth-box p { color: var(--text-dim); font-size: .9rem; margin: 0 0 20px; line-height: 1.5; }

input {
  width: 100%; box-sizing: border-box;
  padding: 13px 14px; margin-bottom: 10px;
  border-radius: 10px; border: 1px solid var(--border);
  background: var(--panel-2); color: var(--text);
  font-size: 1rem;
}
input:focus { outline: 2px solid var(--accent); }

label { display: block; text-align: left; font-size: .82rem; color: var(--text-dim); margin: 10px 0 6px; }

button { font-family: inherit; cursor: pointer; }
button.primary {
  width: 100%; padding: 13px; margin-top: 8px;
  border: none; border-radius: 10px;
  background: var(--accent); color: #04231a;
  font-weight: 600; font-size: 1rem;
}
button.primary:disabled { opacity: .5; }
button.danger { background: var(--danger); color: #2a0508; border: none; border-radius: 10px; padding: 12px 20px; font-weight: 600; }

.switch { margin-top: 16px; font-size: .85rem; }
.switch a { color: var(--accent); text-decoration: none; }

.error { color: var(--danger); font-size: .85rem; margin-top: 10px; }

#app {
  display: flex;
  flex-direction: row;
  align-items: stretch;
  justify-content: flex-start;
}

#sidebar {
  width: 340px; min-width: 280px; max-width: 40vw;
  background: var(--panel);
  display: flex; flex-direction: column;
  position: relative;
}
#sidebar::after {
  content: "";
  position: absolute; top: 0; right: 0; bottom: 0; width: 1px;
  background: linear-gradient(to bottom, transparent, var(--border) 12%, color-mix(in srgb, var(--accent) 50%, var(--border)) 50%, var(--border) 88%, transparent);
}

#sidebar-header {
  display: flex; flex-direction: column; gap: 8px;
  padding: 10px 16px 14px;
  padding-top: calc(10px + env(safe-area-inset-top));
  background: var(--panel-2);
  position: relative;
}
#sidebar-header::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: -1px; height: 2px;
  background: linear-gradient(
    to right,
    transparent,
    color-mix(in srgb, var(--bubble-out) 55%, transparent) 15%,
    color-mix(in srgb, var(--bubble-out) 100%, white 25%) 50%,
    color-mix(in srgb, var(--bubble-out) 55%, transparent) 85%,
    transparent
  );
}
#sidebar-brand {
  font-size: .72rem; font-weight: 700; letter-spacing: .09em; text-transform: uppercase;
  background: linear-gradient(120deg, color-mix(in srgb, var(--bubble-out) 100%, white 35%), color-mix(in srgb, var(--bubble-out) 75%, white 55%));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  white-space: nowrap; flex-shrink: 0; margin-left: auto;
}
#sidebar-header-row { display: flex; align-items: center; gap: 10px; }
.avatar {
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--accent); color: #04231a;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; flex-shrink: 0;
}
#me-name { flex: 1; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
#settings-btn, #lock-now { background: none; border: none; color: var(--text-dim); font-size: 1.1rem; cursor: pointer; padding: 4px; }
#settings-btn:hover, #lock-now:hover { color: var(--text); }

#search-wrap { padding: 10px 12px; position: relative; }
#search-wrap input { margin: 0; }
#search-result {
  position: absolute; left: 12px; right: 12px; top: 56px;
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 10px;
  overflow: hidden; z-index: 5;
}
.search-item {
  padding: 12px 14px; cursor: pointer; display: flex; align-items: center; gap: 10px;
}
.search-item:hover { background: var(--bg); }
.search-empty { padding: 12px 14px; color: var(--text-dim); font-size: .85rem; }

#contacts { flex: 1; overflow-y: auto; overscroll-behavior: contain; -webkit-overflow-scrolling: touch; display: flex; flex-direction: column; gap: 8px; padding: 8px 10px; }
.contact {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 14px; cursor: pointer;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: 0 2px 6px rgba(0,0,0,.18), 0 1px 0 rgba(255,255,255,.03) inset;
  transition: transform .12s ease, box-shadow .12s ease, background .12s ease, border-color .12s ease;
}
.contact:hover { transform: translateY(-1px); box-shadow: 0 6px 16px rgba(0,0,0,.28), 0 1px 0 rgba(255,255,255,.04) inset; }
.contact.active { background: var(--panel-2); border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent), 0 6px 16px rgba(0,0,0,.28); }
.contact .avatar { width: 48px; height: 48px; font-size: 1.15rem; box-shadow: 0 2px 4px rgba(0,0,0,.3); }
.contact-name { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.contact-preview { font-size: .82rem; color: var(--text-dim); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; margin-top: 2px; }
.contacts-empty { padding: 30px 20px; text-align: center; color: var(--text-dim); font-size: .9rem; line-height: 1.5; }

#conversation { flex: 1; display: flex; flex-direction: column; background: var(--bg); min-width: 0; }
#conv-empty { flex: 1; display: flex; align-items: center; justify-content: center; color: var(--text-dim); text-align: center; padding: 20px; }
#conv-active { flex: 1; display: flex; flex-direction: column; min-height: 0; position: relative; }
#conv-header {
  padding: 14px 20px; background: var(--panel-2);
  box-shadow: 0 2px 14px rgba(0,0,0,.28);
  display: flex; align-items: center; gap: 12px;
  padding-top: calc(14px + env(safe-area-inset-top));
  position: relative; z-index: 2;
}
#conv-header::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: -1px; height: 2px;
  background: linear-gradient(
    to right,
    transparent,
    color-mix(in srgb, var(--bubble-out) 55%, transparent) 15%,
    color-mix(in srgb, var(--bubble-out) 100%, white 25%) 50%,
    color-mix(in srgb, var(--bubble-out) 55%, transparent) 85%,
    transparent
  );
}
#conv-back { display: none; background: none; border: none; color: var(--text); font-size: 1.3rem; padding: 0 4px 0 0; }
#conv-title-wrap { display: flex; align-items: center; gap: 10px; flex: 1; min-width: 0; }
.avatar.small { width: 36px; height: 36px; font-size: .85rem; flex-shrink: 0; }
#conv-title { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
#conv-actions { display: flex; align-items: center; flex-shrink: 0; }
#conv-actions button { background: none; border: none; font-size: 1.2rem; color: var(--text); margin-left: 8px; }

#conv-messages {
  flex: 1; overflow-y: auto; overscroll-behavior: contain; -webkit-overflow-scrolling: touch;
  padding: 16px 20px; display: flex; flex-direction: column; gap: 8px;
}
.msg-row { display: flex; align-items: flex-end; gap: 6px; width: 100%; }
.msg-row.in { justify-content: flex-start; }
.msg-row.out { justify-content: flex-end; }
.msg-avatar { width: 26px; height: 26px; font-size: .68rem; }
.msg-avatar-spacer { visibility: hidden; }
.msg { max-width: 65%; padding: 9px 13px; border-radius: 16px; line-height: 1.4; font-size: .95rem; word-wrap: break-word; }
.msg.in {
  background: linear-gradient(155deg, color-mix(in srgb, var(--bubble-in) 100%, white 6%), color-mix(in srgb, var(--bubble-in) 88%, black));
  box-shadow: 0 2px 10px rgba(0,0,0,.28), 0 1px 0 rgba(255,255,255,.03) inset;
}
.msg.out {
  background: linear-gradient(155deg, color-mix(in srgb, var(--bubble-out) 100%, white 12%), color-mix(in srgb, var(--bubble-out) 78%, black));
  box-shadow: 0 3px 12px color-mix(in srgb, var(--bubble-out) 45%, transparent), 0 1px 0 rgba(255,255,255,.08) inset;
}
.msg-time { font-size: .68rem; color: var(--text-dim); margin-top: 3px; text-align: right; }
.msg.out .msg-time { color: rgba(255,255,255,.8); }
.msg-read-status { display: block; font-size: .68rem; color: var(--text-dim); text-align: right; margin-top: 1px; }
.msg.out .msg-read-status { color: rgba(255,255,255,.65); }
.msg-read-status.read { color: var(--accent); }
.msg.out .msg-read-status.read { color: #fff; font-weight: 600; }

#conv-send-form { display: flex; align-items: flex-end; gap: 10px; padding: 10px 16px 14px; background: transparent; position: relative; z-index: 2; }
#send-tools-row {
  display: flex; gap: 2px; flex-shrink: 0; position: relative;
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 20px;
  padding: 4px 6px; box-shadow: 0 4px 12px rgba(0,0,0,.28), 0 1px 0 rgba(255,255,255,.03) inset;
}
#send-text-row {
  display: flex; flex: 1; align-items: flex-end; gap: 10px; min-width: 0;
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 24px;
  padding: 4px 6px 4px 18px; box-shadow: 0 4px 12px rgba(0,0,0,.28), 0 1px 0 rgba(255,255,255,.03) inset;
}
#conv-send-input {
  margin: 0; flex: 1; background: transparent; border: none; padding: 9px 0;
  resize: none; font-family: inherit; font-size: 1rem; line-height: 1.35; color: var(--text);
  max-height: 120px; min-height: 20px; overflow-y: auto;
}
#conv-send-input:focus { outline: none; }
#conv-send-form button[type="submit"] {
  flex-shrink: 0; width: 38px; height: 38px; padding: 0; border-radius: 50%; border: none;
  background: var(--accent); color: #04231a; font-weight: 600; font-size: 1.1rem;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 3px 8px rgba(0,0,0,.35);
}

#conv-active {
  background-size: cover;
  background-position: center;
}
.avatar.big { width: 90px; height: 90px; font-size: 2rem; margin: 0 auto 16px; background-size: cover; background-position: center; }
.avatar { background-size: cover; background-position: center; cursor: pointer; }

button.secondary { width: 100%; margin-top: 8px; padding: 12px; border: none; border-radius: 10px; background: var(--panel-2); color: var(--text); font-weight: 600; font-size: .95rem; }

#invite-result {
  margin-top: 10px; padding: 12px; border-radius: 10px; background: var(--panel-2);
  border: 1px solid var(--border); font-size: .82rem; text-align: left;
}
#invite-result .link { font-family: ui-monospace, monospace; word-break: break-all; color: var(--accent); margin-bottom: 8px; display: block; }

#burn-account-btn { background: var(--danger); color: #2a0508; }
.hint-danger { color: var(--danger); font-size: .78rem; margin: 8px 0 0; line-height: 1.4; text-align: left; }
#burn-status { font-size: .82rem; margin-top: 8px; text-align: left; }
.hint-info { color: var(--text-dim); font-size: .78rem; margin: 4px 0 8px; line-height: 1.4; text-align: left; }
#backup-password-wrap { display: flex; gap: 8px; margin-top: 8px; }
#backup-password-wrap input { margin: 0; flex: 1; }
#backup-password-wrap button { width: auto; margin: 0; white-space: nowrap; }

#display-name-wrap { display: flex; gap: 8px; margin-top: 8px; }
#display-name-wrap input { margin: 0; flex: 1; }
#display-name-wrap button { width: auto; margin: 0; white-space: nowrap; background: var(--panel-2); color: var(--text); border: 1px solid var(--border); border-radius: 10px; padding: 0 16px; font-weight: 600; cursor: pointer; }
#display-name-status { font-size: .82rem; margin-top: 6px; text-align: left; color: var(--accent); }

#devices-list { margin-top: 8px; display: flex; flex-direction: column; gap: 6px; }
.device-row {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 10px 12px; background: var(--panel-2); border-radius: 10px; border: 1px solid var(--border);
}
.device-row-info { min-width: 0; }
.device-row-name { font-weight: 600; font-size: .88rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.device-row-meta { font-size: .76rem; color: var(--text-dim); margin-top: 2px; }
.device-row-current { color: var(--accent); font-size: .76rem; margin-top: 2px; font-weight: 600; }
.device-row button { width: auto; margin: 0; flex-shrink: 0; background: var(--danger); color: #2a0508; border: none; border-radius: 8px; padding: 8px 12px; font-weight: 600; font-size: .78rem; cursor: pointer; }
#devices-revoke-wrap { display: flex; flex-direction: column; gap: 8px; margin-top: 10px; }
#devices-revoke-wrap input { margin: 0; }
#devices-revoke-wrap button { width: 100%; margin: 0; }
#devices-status { font-size: .82rem; margin-top: 8px; text-align: left; }
#backup-status { font-size: .82rem; margin-top: 8px; text-align: left; }
#mic-cam-status { font-size: .82rem; margin-top: 8px; text-align: left; line-height: 1.4; }
#backup-result {
  margin-top: 10px; padding: 12px; border-radius: 10px; background: var(--panel-2);
  border: 1px solid var(--border); font-size: .82rem; text-align: left;
}
#backup-result .link { font-family: ui-monospace, monospace; word-break: break-all; color: var(--accent); margin: 8px 0; display: block; }

#color-swatches, #bubble-swatches, #bg-swatches { display: flex; flex-wrap: wrap; gap: 10px; margin: 10px 0 4px; justify-content: center; }
.swatch { width: 32px; height: 32px; border-radius: 50%; cursor: pointer; border: 2px solid transparent; }
.swatch.active { border-color: #fff; }
#color-custom { width: 100%; height: 40px; margin-top: 10px; border: none; border-radius: 10px; background: var(--panel-2); cursor: pointer; padding: 4px; }

#conv-menu-btn { position: relative; }
#conv-menu {
  position: absolute; top: 50px; right: 20px; z-index: 6;
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 10px;
  overflow: hidden; min-width: 220px;
}
#conv-menu button {
  display: block; width: 100%; text-align: left; padding: 12px 14px;
  background: none; border: none; color: var(--text); font-size: .88rem;
}
#conv-menu button:hover { background: var(--bg); }
#conv-menu button.danger-item { color: var(--danger); }

#attach-btn, #emoji-btn, #voice-btn { background: none; border: none; font-size: 1.3rem; padding: 0 6px; }
#voice-btn.recording { color: var(--danger); animation: voice-pulse 1.1s ease-in-out infinite; }
@keyframes voice-pulse { 0%, 100% { opacity: 1; } 50% { opacity: .4; } }
#conv-upload-progress { padding: 6px 20px; font-size: .8rem; color: var(--text-dim); }
#typing-indicator { padding: 2px 20px 6px; font-size: .8rem; color: var(--text-dim); font-style: italic; }

.msg-media { max-width: 260px; border-radius: 10px; display: block; margin-top: 2px; cursor: pointer; }
.msg-audio { max-width: 240px; width: 100%; display: block; margin-top: 2px; height: 36px; }
.msg-actions {
  display: flex; gap: 4px; flex-shrink: 0;
  opacity: 0; pointer-events: none; transition: opacity .15s;
}
.msg-row:hover .msg-actions { opacity: 1; pointer-events: auto; }
.msg-delete, .msg-edit, .msg-react {
  background: var(--panel-2); border: 1px solid var(--border);
  border-radius: 50%; width: 22px; height: 22px; font-size: .7rem; color: var(--text-dim);
  display: flex; align-items: center; justify-content: center; cursor: pointer; flex-shrink: 0;
}
.quick-react {
  cursor: pointer; font-size: 1.05rem; padding: 2px 3px; border-radius: 6px; flex-shrink: 0;
}
.quick-react:hover { background: var(--bg); }
.msg-reactions { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 4px; }
.reaction-pill {
  display: inline-flex; align-items: center; gap: 3px; font-size: .75rem; line-height: 1;
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 12px;
  padding: 3px 8px; cursor: pointer; color: var(--text);
}
.msg.out .reaction-pill { background: rgba(0,0,0,.18); border-color: rgba(255,255,255,.15); }
.reaction-pill.mine { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 25%, var(--panel-2)); }
.msg.out .reaction-pill.mine { background: color-mix(in srgb, #fff 25%, transparent); border-color: rgba(255,255,255,.6); }
.msg-edited-tag { font-size: .68rem; color: var(--text-dim); font-style: italic; margin-left: 6px; }
.msg-undecryptable { background: var(--panel-2) !important; opacity: .7; font-style: italic; font-size: .85rem; }
.msg-undecryptable .msg-time { color: var(--text-dim) !important; }

#edit-banner {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 8px 20px; margin: 0 16px; background: var(--panel-2); border: 1px solid var(--border);
  border-radius: 12px 12px 0 0; border-bottom: none; font-size: .82rem; color: var(--text-dim);
}
#edit-banner button { background: none; border: none; color: var(--accent); font-weight: 600; font-size: .82rem; cursor: pointer; }

#emoji-picker {
  position: absolute; bottom: calc(100% + 8px); left: 0; z-index: 6;
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 12px;
  padding: 10px; width: min(320px, calc(100vw - 40px)); height: 360px; max-height: 60vh;
  display: flex; flex-direction: column; gap: 8px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, .4);
}
#emoji-search {
  flex-shrink: 0; padding: 8px 10px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--bg); color: var(--text); font-size: .85rem;
}
#emoji-tabs { flex-shrink: 0; display: flex; gap: 2px; overflow-x: auto; }
#emoji-tabs button {
  background: none; border: none; font-size: 1.1rem; padding: 4px 7px; border-radius: 6px;
  cursor: pointer; flex-shrink: 0; margin: 0;
}
#emoji-tabs button:hover { background: var(--bg); }
#emoji-grid {
  flex: 1; overflow-y: auto; display: grid; grid-template-columns: repeat(7, 1fr);
  gap: 2px; align-content: start;
}
#emoji-grid .emoji-group-label {
  grid-column: 1 / -1; font-size: .7rem; color: var(--text-dim); margin: 8px 2px 2px;
  text-transform: uppercase; letter-spacing: .02em;
}
#emoji-grid .emoji-group-label:first-child { margin-top: 0; }
#emoji-grid span {
  cursor: pointer; font-size: 1.3rem; text-align: center; padding: 4px; border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
}
#emoji-grid span:hover { background: var(--bg); }
#emoji-empty { grid-column: 1 / -1; text-align: center; color: var(--text-dim); font-size: .82rem; padding: 20px 0; }

#call-box { text-align: center; }
#call-remote-video { width: 60vw; max-width: 640px; border-radius: 14px; background: #000; }
#call-local-video { width: 140px; border-radius: 10px; position: fixed; bottom: 100px; right: 30px; background: #000; }
#call-status { margin-bottom: 16px; color: var(--text-dim); }
#call-controls { margin-top: 20px; }

#recovery-key-overlay {
  position: fixed; top: 0; left: 0; right: 0; z-index: 60;
  background: var(--panel); border-bottom: 1px solid var(--border);
  padding: max(16px, env(safe-area-inset-top)) 16px 16px;
  box-shadow: 0 6px 24px rgba(0,0,0,.4);
}
#recovery-key-overlay.hidden { display: none; }
#recovery-key-box { max-width: 420px; margin: 0 auto; }
#recovery-key-box p { font-size: .82rem; color: var(--text-dim); margin: 0 0 10px; line-height: 1.4; }
#recovery-key-input {
  width: 100%; padding: 12px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--panel-2); color: var(--text); font-size: .95rem; margin-bottom: 10px;
}
#recovery-key-actions { display: flex; gap: 10px; }
#recovery-key-actions button { flex: 1; margin-top: 0; }

#mobile-tabbar { display: none; }

@media (max-width: 720px) {
  #app { flex-direction: column; }
  #sidebar {
    position: fixed; inset: 0; width: 100%; max-width: 100%; z-index: 2;
    bottom: calc(58px + env(safe-area-inset-bottom));
    height: auto;
    overscroll-behavior: contain;
  }
  #settings-btn, #lock-now { display: none; }
  #sidebar-brand {
    font-size: 1.35rem; font-weight: 800; letter-spacing: 0; text-transform: none;
    background: none; -webkit-background-clip: initial; background-clip: initial; color: #fff;
  }
  #me-avatar { width: 56px; height: 56px; font-size: 1.3rem; }
  #me-name { font-size: 1.15rem; font-weight: 700; max-width: 40vw; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; flex: 0 1 auto; }
  #conversation {
    position: fixed; inset: 0; z-index: 3;
    overscroll-behavior: contain;
  }
  #app.chat-open #sidebar { display: none; }
  #app:not(.chat-open) #conversation { display: none; }
  #app.chat-open #mobile-tabbar { display: none; }

  #conv-send-form { flex-direction: column; align-items: stretch; gap: 6px; }
  #send-tools-row { padding-left: 2px; }

  #conv-back { display: block; }
  #conv-send-form { padding-bottom: calc(12px + env(safe-area-inset-bottom)); }

  #mobile-tabbar {
    display: flex;
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 4;
    background: var(--panel-2);
    padding-bottom: env(safe-area-inset-bottom);
  }
  #mobile-tabbar::before {
    content: "";
    position: absolute; top: 0; left: 0; right: 0; height: 1px;
    background: linear-gradient(to right, transparent, var(--border) 12%, color-mix(in srgb, var(--accent) 50%, var(--border)) 50%, var(--border) 88%, transparent);
  }
  .tab-item {
    flex: 1; display: flex; flex-direction: column; align-items: center; gap: 2px;
    padding: 8px 0 6px; background: none; border: none; color: var(--text-dim); font-size: .68rem;
  }
  .tab-item.active { color: var(--accent); }
  .tab-item-danger .tab-icon { filter: saturate(1.4); }
  .tab-item-danger:active { color: var(--danger); }
  .tab-icon { font-size: 1.3rem; }
}