/* ── Design tokens ─────────────────────────────────────────────────────── */
:root {
  color-scheme: dark;
  --bg: #0f0d0b;
  --panel: #161310;
  --panel-2: #1e1a15;
  --line: #2e2720;
  --muted: #9a8f83;
  --text: #f4f0eb;
  --soft: #d0c4b8;
  --accent: #e8991e;
  --accent-bright: #f5ae3a;
  --accent-glow: rgba(232, 153, 30, 0.16);
  --button: #332c25;
  --button-border: #5a4f42;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--text);
  font-family: Cantarell, Ubuntu, Inter, "Segoe UI", sans-serif;
  line-height: 1.5;
}

a {
  color: inherit;
  text-decoration: none;
}

.inline-icon {
  display: inline;
  width: 16px;
  height: 16px;
  vertical-align: -0.125em;
  color: var(--accent);
}

/* ── Typography ─────────────────────────────────────────────────────────── */
h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 14px;
  font-size: clamp(54px, 9vw, 108px);
  line-height: 0.9;
  letter-spacing: -0.02em;
}

h2 {
  margin-bottom: 14px;
  font-size: clamp(30px, 4.5vw, 54px);
  line-height: 1.05;
  letter-spacing: -0.01em;
}

h3 {
  margin-bottom: 8px;
  font-size: 17px;
  font-weight: 800;
}

h4 {
  margin-bottom: 6px;
  font-size: 15px;
  font-weight: 800;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent-bright);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.lede {
  color: var(--soft);
  font-size: clamp(16px, 2.2vw, 20px);
  max-width: 560px;
}

.section-sub {
  color: var(--muted);
  font-size: 16px;
  max-width: 580px;
  margin-bottom: 0;
}

code {
  color: var(--soft);
  font-family: "Ubuntu Mono", "Cascadia Code", monospace;
  font-size: 0.9em;
}

/* ── Top bar ─────────────────────────────────────────────────────────────── */
.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 64px;
  padding: 0 clamp(18px, 5vw, 64px);
  background: rgba(15, 13, 11, 0.9);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 17px;
}

.brand img {
  width: 30px;
  height: 30px;
  border-radius: 7px;
}

nav {
  display: flex;
  gap: clamp(12px, 3vw, 28px);
  color: var(--soft);
  font-size: 14px;
}

nav a:hover {
  color: var(--text);
}

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 7px;
  border: 1px solid var(--button-border);
  background: var(--button);
  color: var(--text);
  font-family: inherit;
  font-weight: 800;
  font-size: 14px;
  cursor: pointer;
  transition: opacity 0.15s;
  white-space: nowrap;
}

.button:hover {
  opacity: 0.85;
}

.button.primary {
  background: var(--accent);
  border-color: var(--accent-bright);
  color: #1a1100;
}

.button.secondary {
  color: var(--soft);
}

.button.large {
  min-height: 52px;
  padding: 0 22px;
  font-size: 15px;
}

.button svg {
  flex: 0 0 auto;
}

/* ── Actions row ────────────────────────────────────────────────────────── */
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

/* ── Hero ────────────────────────────────────────────────────────────────── */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(360px, 1.2fr);
  align-items: center;
  gap: clamp(32px, 6vw, 72px);
  min-height: calc(100vh - 64px);
  padding: clamp(48px, 8vw, 96px) clamp(18px, 5vw, 64px);
  padding-bottom: clamp(32px, 5vw, 52px);
}

.hero > .marquee-wrap {
  grid-column: 1 / -1;
}

.hero-copy {
  max-width: 620px;
}

/* ── "How it works" steps in hero ─────────────────────────────────────── */
.steps {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 6px;
  margin-top: 22px;
  margin-bottom: 2px;
}

.step {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 11px;
  border-radius: 6px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  font-size: 13px;
  color: var(--soft);
}

.step-n {
  display: grid;
  place-items: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent-glow);
  color: var(--accent-bright);
  font-size: 11px;
  font-weight: 800;
  flex: 0 0 auto;
}

.step-sep {
  color: var(--line);
  font-size: 16px;
  font-weight: 800;
  padding: 0 2px;
}

/* ── Marquee ─────────────────────────────────────────────────────────────── */
.marquee-wrap {
  overflow: hidden;
  mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
}

.marquee-track {
  display: flex;
  gap: 0;
}

@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

.marquee-row {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  gap: 0;
  list-style: none;
  margin: 0;
  padding: 14px 0;
  animation: marquee 32s linear infinite;
}

.marquee-row li {
  flex: 0 0 auto;
  padding: 6px 20px;
  border-right: 1px solid var(--line);
  font-size: 13px;
  font-weight: 700;
  color: var(--muted);
  white-space: nowrap;
}

/* ── Browser mockup ─────────────────────────────────────────────────────── */
.browser-mockup {
  width: min(100%, 780px);
  justify-self: end;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  background: #0f0f0f;
  box-shadow: 0 32px 90px rgba(0, 0, 0, 0.5);
}

/* Chrome bar */
.bm-chrome {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  height: 40px;
  background: #1a1a1a;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  padding: 0 14px;
  gap: 10px;
}

.bm-dots {
  display: flex;
  gap: 6px;
}

.bm-dots i {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: #404040;
}

.bm-addressbar {
  display: flex;
  align-items: center;
  gap: 6px;
  height: 26px;
  padding: 0 10px;
  border-radius: 6px;
  background: #272727;
  border: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
}

.bm-lock {
  display: inline-flex;
  color: var(--muted);
}

.bm-extbadge {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 6px;
  background: var(--accent-glow);
  border: 1px solid rgba(232, 153, 30, 0.25);
}

.bm-extbadge img {
  width: 14px;
  height: 14px;
}

/* Page body */
.bm-page {
  display: grid;
  grid-template-columns: 170px 1fr;
  height: 340px;
  overflow: hidden;
}

/* Sidebar */
.bm-sidebar {
  border-right: 1px solid rgba(255, 255, 255, 0.06);
  background: #111111;
  padding: 12px 8px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.bm-new-chat {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 10px;
  border-radius: 6px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 8px;
  border: 1px solid rgba(255, 255, 255, 0.07);
}

.bm-chatlist {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.bm-chatitem {
  padding: 6px 10px;
  border-radius: 5px;
  font-size: 11px;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.bm-chatitem--active {
  background: rgba(255, 255, 255, 0.06);
  color: var(--soft);
}

/* Main chat */
.bm-main {
  display: flex;
  flex-direction: column;
  background: #111111;
}

.bm-messages {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 18px 20px 12px;
  overflow: hidden;
}

.bm-msg {
  max-width: 82%;
  padding: 9px 13px;
  border-radius: 10px;
  font-size: 12px;
  line-height: 1.5;
}

.bm-msg--user {
  align-self: flex-end;
  background: rgba(232, 153, 30, 0.14);
  border: 1px solid rgba(232, 153, 30, 0.2);
  color: var(--soft);
}

.bm-msg--assistant {
  align-self: flex-start;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.07);
  color: var(--muted);
  padding: 10px 14px;
}

.bm-assistant-label {
  font-size: 10px;
  font-weight: 800;
  color: var(--muted);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.bm-assistant-lines {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.bm-line {
  display: block;
  height: 8px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.1);
}

.bm-line--long  { width: 88%; }
.bm-line--med   { width: 66%; }
.bm-line--short { width: 44%; }

/* Input area */
.bm-input-area {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 12px 16px 14px;
  background: #111111;
}

.bm-input-box {
  position: relative;
  min-height: 62px;
  padding: 10px 12px 36px;
  border-radius: 8px;
  background: #1c1c1c;
  border: 1px solid rgba(255, 255, 255, 0.09);
  font-size: 12.5px;
  color: var(--text);
  line-height: 1.5;
  word-break: break-word;
}

.bm-typed {
  display: inline;
  color: var(--text);
}

/* Blinking cursor */
@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

.bm-cursor {
  display: inline-block;
  width: 1.5px;
  height: 1em;
  background: var(--accent-bright);
  vertical-align: text-bottom;
  margin-left: 1px;
  animation: blink 1s step-end infinite;
}

/* The injected Optimize button */
.bm-opt-btn {
  position: absolute;
  bottom: 8px;
  left: 10px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  height: 26px;
  padding: 0 10px;
  border-radius: 5px;
  border: 1px solid rgba(232, 153, 30, 0.35);
  background: rgba(232, 153, 30, 0.12);
  color: var(--accent-bright);
  font-family: inherit;
  font-size: 11px;
  font-weight: 800;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, box-shadow 0.15s;
}

@keyframes opt-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(232, 153, 30, 0); }
  50%       { box-shadow: 0 0 0 6px rgba(232, 153, 30, 0.18); }
}

.bm-opt-btn.pulsing {
  animation: opt-pulse 0.8s ease-in-out 2;
  border-color: var(--accent-bright);
  background: rgba(232, 153, 30, 0.22);
}

.bm-opt-btn.clicked {
  background: var(--accent);
  border-color: var(--accent-bright);
  color: #1a1100;
}

.bm-input-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 8px;
  padding: 0 2px;
  font-size: 10px;
  color: rgba(154, 143, 131, 0.6);
}

.bm-send-btn {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 6px;
  background: var(--accent-glow);
  border: 1px solid rgba(232, 153, 30, 0.25);
  color: var(--accent-bright);
}

/* ── Band (features / presets) ──────────────────────────────────────────── */
main {
  overflow: hidden;
}

.band {
  padding: clamp(56px, 8vw, 96px) clamp(18px, 5vw, 64px);
  background: var(--panel);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.band--alt {
  background: var(--bg);
}

.section-heading {
  max-width: 720px;
  margin-bottom: 36px;
}

/* ── Feature grid ────────────────────────────────────────────────────────── */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.feature-grid article {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--panel-2);
  transition: border-color 0.2s;
}

.feature-grid article:hover {
  border-color: rgba(232, 153, 30, 0.3);
}

.feature-grid p {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 0;
}

.feat-icon {
  width: 32px;
  height: 32px;
  margin-bottom: 12px;
  line-height: 1;
}

/* ── Preset grid ─────────────────────────────────────────────────────────── */
.preset-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.preset-card {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--panel);
  transition: border-color 0.2s;
}

.preset-card:hover {
  border-color: rgba(232, 153, 30, 0.28);
}

.preset-card-header {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 8px;
}

.preset-cat-icon {
  width: 20px;
  height: 20px;
  line-height: 1;
  flex: 0 0 auto;
}

.preset-card-desc {
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 14px;
}

.preset-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.preset-list li {
  font-size: 12.5px;
  color: var(--soft);
  line-height: 1.4;
}

.preset-tag {
  display: inline-block;
  padding: 2px 7px;
  border-radius: 4px;
  background: var(--accent-glow);
  border: 1px solid rgba(232, 153, 30, 0.2);
  color: var(--accent-bright);
  font-size: 11px;
  font-weight: 800;
  margin-right: 3px;
  vertical-align: baseline;
}

/* ── Privacy band ────────────────────────────────────────────────────────── */
.privacy-band {
  padding: clamp(56px, 8vw, 96px) clamp(18px, 5vw, 64px);
  background: var(--panel-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.privacy-inner {
  max-width: 1200px;
}

.privacy-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.privacy-card {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--panel);
}

.privacy-icon {
  width: 32px;
  height: 32px;
  margin-bottom: 12px;
  line-height: 1;
}

.privacy-card h4 {
  color: var(--text);
}

.privacy-card p {
  color: var(--muted);
  font-size: 13.5px;
  margin-bottom: 0;
}

/* ── Install section ─────────────────────────────────────────────────────── */
.install-section {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 28px;
  padding: clamp(56px, 8vw, 90px) clamp(18px, 5vw, 64px);
}

.install-section > div:first-child {
  max-width: 680px;
}

.install-section p {
  color: var(--muted);
}

.install-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px;
}

/* ── Footer ──────────────────────────────────────────────────────────────── */
footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 24px clamp(18px, 5vw, 64px);
  color: var(--muted);
  border-top: 1px solid var(--line);
  font-size: 14px;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 20px;
}

footer a,
.footer-links a {
  color: var(--soft);
}

footer a:hover,
.footer-links a:hover {
  color: var(--text);
}

.footer-support-link {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--soft);
  font-family: inherit;
  font-size: inherit;
  padding: 0;
}

.footer-support-link:hover {
  color: var(--text);
}

/* ── Support modal ───────────────────────────────────────────────────────── */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
  padding: 20px;
}

.modal-backdrop.hidden {
  display: none;
}

.modal-box {
  width: 100%;
  max-width: 520px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 11px;
  padding: 28px 32px 32px;
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.6);
}

.modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.modal-title {
  margin-bottom: 10px;
  font-size: clamp(22px, 4vw, 28px);
  line-height: 1.1;
}

.modal-body {
  color: var(--muted);
  margin-bottom: 22px;
  font-size: 14.5px;
}

.modal-close {
  flex: 0 0 auto;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--muted);
  font-size: 18px;
  line-height: 1;
  padding: 2px 4px;
  border-radius: 4px;
}

.modal-close:hover {
  color: var(--text);
}

.email-link {
  gap: 10px;
}

/* ── Scroll reveal ───────────────────────────────────────────────────────── */
[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 0.5s ease calc(var(--reveal-delay, 0s)),
    transform 0.5s ease calc(var(--reveal-delay, 0s));
}

[data-reveal].revealed {
  opacity: 1;
  transform: none;
}

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .preset-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 860px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: unset;
  }

  .browser-mockup {
    justify-self: center;
    width: 100%;
  }

  .bm-page {
    grid-template-columns: 130px 1fr;
    height: 300px;
  }

  .bm-sidebar {
    display: none;
  }

  .bm-page {
    grid-template-columns: 1fr;
  }

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

  .install-section {
    grid-template-columns: 1fr;
  }

  .install-actions {
    justify-content: flex-start;
  }
}

@media (max-width: 560px) {
  .feature-grid {
    grid-template-columns: 1fr;
  }

  .preset-grid {
    grid-template-columns: 1fr;
  }

  .privacy-grid {
    grid-template-columns: 1fr;
  }

  .steps {
    flex-direction: column;
    align-items: flex-start;
  }

  .step-sep {
    display: none;
  }
}