:root {
  --bg: #050505;
  --bg-strong: #111111;
  --panel: rgba(14, 14, 14, 0.9);
  --panel-strong: rgba(9, 9, 9, 0.96);
  --ink: #f5f5f5;
  --ink-soft: #b8b8b8;
  --line: rgba(255, 255, 255, 0.14);
  --accent: #ffffff;
  --accent-strong: #d9d9d9;
  --signal: #ffffff;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.45);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.09), transparent 28%),
    radial-gradient(circle at bottom right, rgba(255, 255, 255, 0.05), transparent 34%),
    linear-gradient(180deg, #111111 0%, var(--bg) 100%);
}

body.app-locked {
  overflow: hidden;
}

button,
input,
select {
  font: inherit;
}

button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

button:focus-visible,
input:focus-visible,
select:focus-visible,
a:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.4);
  outline-offset: 2px;
}

.backdrop {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01)),
    repeating-linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.02) 0,
      rgba(255, 255, 255, 0.02) 1px,
      transparent 1px,
      transparent 13px
    );
  pointer-events: none;
}

.app-shell {
  position: relative;
  z-index: 1;
  width: min(1500px, calc(100vw - 32px));
  margin: 18px auto;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 34px;
  background: rgba(8, 8, 8, 0.72);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow);
  transition: filter 180ms ease, opacity 180ms ease;
}

body.app-locked .app-shell {
  filter: blur(18px);
  opacity: 0.18;
  pointer-events: none;
  user-select: none;
}

.topbar,
.toolbar,
.status-bar,
.panel,
.viewer-shell,
.tab,
.mini-card,
.home-card,
.launch-card {
  border: 1px solid var(--line);
}

.topbar,
.toolbar,
.status-bar,
.viewer-shell,
.panel {
  background: var(--panel);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 20px;
  border-radius: var(--radius-xl);
}

.brand-block {
  display: flex;
  align-items: center;
  gap: 16px;
}

.auth-overlay {
  position: fixed;
  inset: 0;
  z-index: 5;
  display: grid;
  place-items: center;
  padding: 20px;
  background:
    radial-gradient(circle at center, rgba(255, 255, 255, 0.06), transparent 32%),
    rgba(0, 0, 0, 0.78);
}

body:not(.app-locked) .auth-overlay {
  display: none;
}

.auth-card {
  width: min(460px, 100%);
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 28px;
  background: rgba(10, 10, 10, 0.96);
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.55);
}

.auth-card h2 {
  margin-top: 8px;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
}

.auth-copy {
  margin-top: 12px;
  color: var(--ink-soft);
  line-height: 1.6;
}

.auth-form {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.auth-submit {
  width: 100%;
}

.auth-feedback {
  margin-top: 14px;
  padding: 12px 14px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--ink);
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 18px;
  background: linear-gradient(135deg, #ffffff, #d0d0d0);
  color: #000;
  font-size: 1.6rem;
  font-weight: 700;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.eyebrow {
  margin: 0 0 4px;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1 {
  font-size: clamp(1.5rem, 2vw, 2rem);
}

.topbar-actions,
.nav-cluster,
.panel-heading {
  display: flex;
  align-items: center;
  gap: 10px;
}

.topbar-actions {
  flex-wrap: wrap;
  justify-content: flex-end;
}

.ghost-button,
.nav-button,
.go-button,
.tiny-button,
.tab,
.mini-card-main,
.mini-card-remove,
.action-button {
  border: 0;
  cursor: pointer;
  transition: transform 150ms ease, box-shadow 150ms ease, background 150ms ease, color 150ms ease;
}

.ghost-button,
.nav-button,
.tiny-button,
.action-button {
  padding: 11px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--ink);
}

.ghost-button:hover,
.nav-button:hover,
.tiny-button:hover,
.action-button:hover,
.tab:hover,
.mini-card-main:hover,
.mini-card-remove:hover,
.go-button:hover {
  transform: translateY(-1px);
}

.tab-strip {
  margin-top: 16px;
  padding: 4px 0 0;
}

.tabs {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 6px;
}

.tab {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 210px;
  max-width: 280px;
  padding: 13px 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--ink);
  flex: 0 0 auto;
}

.tab.active {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(208, 208, 208, 0.92));
  color: #000;
  box-shadow: 0 16px 32px rgba(255, 255, 255, 0.08);
}

.tab-title {
  flex: 1;
  text-align: left;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.tab-mode {
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 0.72rem;
  background: rgba(255, 255, 255, 0.08);
  color: inherit;
}

.tab-close {
  color: var(--ink-soft);
}

.toolbar {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  margin-top: 10px;
  padding: 14px;
  border-radius: 24px;
}

.address-form {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 10px;
}

input,
select {
  width: 100%;
  padding: 13px 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--ink);
}

input:focus,
select:focus {
  outline: 2px solid rgba(255, 255, 255, 0.24);
  outline-offset: 1px;
}

.go-button,
.tiny-button.strong,
.action-button.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #000;
  box-shadow: 0 14px 28px rgba(255, 255, 255, 0.08);
}

.workspace {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 18px;
  margin-top: 18px;
}

.sidebar {
  display: grid;
  gap: 16px;
  align-content: start;
}

.panel {
  padding: 16px;
  border-radius: 22px;
}

.panel-heading {
  justify-content: space-between;
  margin-bottom: 14px;
}

.panel-heading h2 {
  font-size: 1rem;
}

.bookmark-list,
.history-list,
.allowlist-list {
  display: grid;
  gap: 10px;
}

.tool-list,
.session-meta,
.shortcut-note {
  display: grid;
  gap: 10px;
}

.mini-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  padding: 8px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
}

.mini-card-main {
  display: grid;
  gap: 3px;
  padding: 8px;
  border-radius: 12px;
  text-align: left;
  background: transparent;
  color: inherit;
}

.mini-card-title {
  font-size: 0.94rem;
}

.mini-card-url {
  font-size: 0.78rem;
  color: var(--ink-soft);
  font-family: "IBM Plex Mono", Consolas, monospace;
}

.mini-card-remove {
  padding: 0 10px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--ink-soft);
}

.allowlist-form {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  margin-bottom: 12px;
}

.viewer-panel {
  min-width: 0;
}

.status-bar {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  border-radius: 20px;
}

.status-pill {
  flex: 0 0 auto;
  padding: 7px 11px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  color: #000;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

#status-copy {
  color: var(--ink-soft);
  line-height: 1.45;
}

.viewer-shell {
  position: relative;
  min-height: 72vh;
  margin-top: 14px;
  padding: 18px;
  border-radius: 30px;
  background: var(--panel-strong);
  overflow: hidden;
}

.viewer-notice {
  margin-bottom: 14px;
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--ink);
}

.page-frame {
  width: 100%;
  min-height: calc(72vh - 48px);
  border: 1px solid rgba(28, 39, 50, 0.1);
  border-radius: 22px;
  background: #fff;
}

.home-view,
.launch-view {
  display: grid;
  gap: 18px;
}

.home-hero {
  padding: 22px;
  border-radius: 24px;
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.12), transparent 35%),
    linear-gradient(135deg, rgba(26, 26, 26, 0.96), rgba(8, 8, 8, 0.9));
}

.home-hero h2 {
  font-size: clamp(1.6rem, 2.3vw, 2.5rem);
  max-width: 10ch;
}

.home-hero p {
  max-width: 62ch;
  margin-top: 10px;
  color: var(--ink-soft);
  line-height: 1.65;
}

.home-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.home-card,
.launch-card {
  padding: 18px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.05);
}

.home-card p,
.launch-card p {
  margin-top: 10px;
  color: var(--ink-soft);
  line-height: 1.6;
}

.shortcut-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}

.action-button {
  width: 100%;
  text-align: left;
}

.panel-action {
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
}

.action-button strong {
  display: block;
}

.action-button span {
  display: block;
  margin-top: 4px;
  color: var(--ink-soft);
  font-size: 0.85rem;
}

.session-meta {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.meta-card {
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
}

.meta-card strong {
  display: block;
  font-size: 1.15rem;
}

.meta-card span {
  color: var(--ink-soft);
  font-size: 0.8rem;
}

.shortcut-note {
  margin-top: 4px;
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
}

.shortcut-note p {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--ink-soft);
}

.keycap {
  display: inline-flex;
  align-items: center;
  padding: 4px 8px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--ink);
  font-family: "IBM Plex Mono", Consolas, monospace;
  font-size: 0.75rem;
}

.launch-card {
  max-width: 760px;
}

.launch-card h3 {
  font-size: 1.7rem;
}

.launch-link {
  display: inline-flex;
  align-items: center;
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #000;
  text-decoration: none;
}

.mono {
  font-family: "IBM Plex Mono", Consolas, monospace;
}

.empty-copy {
  padding: 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--ink-soft);
  text-align: center;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 1100px) {
  .workspace {
    grid-template-columns: 1fr;
  }

  .sidebar {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 800px) {
  .app-shell {
    width: min(100vw - 16px, 1500px);
    margin: 8px auto;
    padding: 12px;
    border-radius: 24px;
  }

  .topbar,
  .toolbar,
  .status-bar,
  .viewer-shell,
  .panel {
    border-radius: 20px;
  }

  .topbar,
  .toolbar,
  .status-bar {
    grid-template-columns: 1fr;
    display: grid;
  }

  .topbar-actions,
  .nav-cluster {
    flex-wrap: wrap;
  }

  .address-form,
  .allowlist-form {
    grid-template-columns: 1fr;
  }

  .sidebar,
  .home-grid {
    grid-template-columns: 1fr;
  }

  .session-meta {
    grid-template-columns: 1fr;
  }
}