/* =========================================================
   COASTAL VOICE — light Retell-inspired styling
   ========================================================= */

:root {
  --bg-page:        #fafaf7;
  --bg-surface:     #ffffff;
  --bg-subtle:      #f4f3ee;
  --bg-elevated:    #ffffff;

  --border:         #e8e6df;
  --border-strong:  #d4d1c7;

  --text-primary:   #15171a;
  --text-secondary: #5a5d63;
  --text-tertiary:  #8a8d93;

  --accent:         #ff6b4a;
  --accent-hover:   #e85a3d;
  --accent-subtle:  #fff1ec;

  --success:        #2d7d5a;

  --font-body:      "Inter Tight", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono:      "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --max-w:          1200px;
  --gutter:         24px;

  --radius:         12px;
  --radius-sm:      8px;

  --shadow-card:    0 4px 16px rgba(21, 23, 26, 0.06);
  --shadow-btn:     0 6px 18px -6px rgba(255, 107, 74, 0.45);

  --ease:           cubic-bezier(.22,.61,.36,1);
}

/* ---------- Reset / base ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg-page);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }

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

p { margin: 0 0 1em; color: var(--text-secondary); }

button {
  font-family: inherit;
  background: none;
  border: 0;
  color: inherit;
  cursor: pointer;
  padding: 0;
}

::selection { background: var(--accent); color: #fff; }

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

.section {
  position: relative;
  padding: 112px 0;
  border-top: 1px solid var(--border);
}

/* Alternating section backgrounds (white / subtle warm gray) */
.section--problem      { background: var(--bg-subtle); }
.section--build        { background: var(--bg-page); }
.section--integrations { background: var(--bg-subtle); }
.section--hear         { background: var(--bg-page); }
.section--trades       { background: var(--bg-subtle); }
.section--how          { background: var(--bg-page); }
.section--about        { background: var(--bg-subtle); }
.section--faq          { background: var(--bg-page); }
.section--cta          { background: var(--accent-subtle); border-top-color: transparent; }

@media (max-width: 768px) {
  .section { padding: 80px 0; }
}

/* ---------- Typography ---------- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin: 0 0 24px;
  display: inline-block;
  font-weight: 500;
}

.section__headline {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: clamp(32px, 4.6vw, 48px);
  line-height: 1.1;
  letter-spacing: -.02em;
  color: var(--text-primary);
  margin: 0 0 24px;
  max-width: 22ch;
}

.section__headline--sm {
  font-size: clamp(28px, 3.2vw, 38px);
}

.section__sub {
  font-size: 17px;
  color: var(--text-secondary);
  max-width: 60ch;
  margin: 0 0 48px;
  line-height: 1.6;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -.005em;
  border-radius: var(--radius-sm);
  transition: transform .2s var(--ease), box-shadow .25s var(--ease), background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}

.btn--primary {
  background: var(--accent);
  color: #ffffff;
  border: 1px solid var(--accent);
}
.btn--primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  box-shadow: var(--shadow-btn);
}
.btn--primary:active { transform: translateY(1px); }

.btn--secondary {
  background: var(--bg-surface);
  color: var(--accent);
  border: 1px solid var(--accent);
}
.btn--secondary:hover {
  background: var(--accent-subtle);
}

.btn--sm { padding: 10px 18px; font-size: 13px; }
.btn--lg { padding: 16px 30px; font-size: 15px; }

/* ---------- Nav ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  transition: background .3s var(--ease), backdrop-filter .3s var(--ease), border-color .3s var(--ease);
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  background: rgba(250, 250, 247, .85);
  -webkit-backdrop-filter: blur(12px) saturate(160%);
  backdrop-filter: blur(12px) saturate(160%);
  border-bottom-color: var(--border);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.nav__brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 17px;
  letter-spacing: -.01em;
  color: var(--text-primary);
}

.nav__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  display: inline-block;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav__links a {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color .2s var(--ease);
}
.nav__links a:hover { color: var(--text-primary); }
.nav__links a.btn--primary { color: #fff; }
.nav__links a.btn--primary:hover { color: #fff; }

.nav__toggle {
  display: none;
  width: 40px;
  height: 40px;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  align-items: flex-end;
}
.nav__toggle span {
  width: 22px;
  height: 1.5px;
  background: var(--text-primary);
  transition: transform .3s var(--ease), opacity .3s var(--ease);
}
.nav__toggle span:nth-child(2) { width: 16px; }
.nav__toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); width: 22px; }
.nav__toggle.is-open span:nth-child(2) { opacity: 0; }
.nav__toggle.is-open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); width: 22px; }

/* Mobile menu */
.mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--bg-page);
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity .35s var(--ease);
}
.mobile-menu.is-open { opacity: 1; pointer-events: auto; }
.mobile-menu nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
  text-align: center;
}
.mobile-menu nav a {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 26px;
  color: var(--text-primary);
}
.mobile-menu nav a.btn { font-size: 14px; margin-top: 18px; color: #fff; }

@media (max-width: 768px) {
  .nav__links { display: none; }
  .nav__toggle { display: flex; }
}

/* =========================================================
   HERO
   ========================================================= */
.hero {
  position: relative;
  padding: 160px 0 80px;
  overflow: hidden;
  border-top: 0;
}

.hero__inner { position: relative; z-index: 1; }

.hero__headline {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: clamp(40px, 6.4vw, 72px);
  line-height: 1.05;
  letter-spacing: -.025em;
  margin: 0 0 24px;
  max-width: 18ch;
  color: var(--text-primary);
}

.hero__sub {
  font-size: clamp(17px, 1.4vw, 20px);
  line-height: 1.55;
  max-width: 620px;
  color: var(--text-secondary);
  margin: 0 0 40px;
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 28px;
}

/* Single-line demo phone treatment */
.hero__demo {
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--text-secondary);
  margin: 0 0 48px;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
}
.hero__demo-hint {
  color: var(--text-tertiary);
  font-size: 14px;
}

.demo-num {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 18px;
  color: var(--accent);
  position: relative;
  padding-left: 22px;
  transition: color .2s var(--ease);
}
.demo-num:hover { color: var(--accent-hover); }

/* Pulsing live-status dot before the number */
.demo-num__pulse {
  position: absolute;
  left: 0;
  top: 50%;
  width: 10px;
  height: 10px;
  margin-top: -5px;
}
.demo-num__pulse::before,
.demo-num__pulse::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--accent);
}
.demo-num__pulse::after {
  background: transparent;
  border: 1.5px solid var(--accent);
  animation: pulse-ring 2.4s var(--ease) infinite;
}
.demo-num:hover .demo-num__pulse::after { animation-duration: 1.4s; }

@keyframes pulse-ring {
  0%   { transform: scale(1);   opacity: .7; }
  70%  { transform: scale(2.4); opacity: 0; }
  100% { transform: scale(2.4); opacity: 0; }
}

/* Waveform */
.waveform {
  height: 72px;
  margin-top: 16px;
  opacity: .9;
}
.waveform svg { width: 100%; height: 100%; overflow: visible; }
.waveform rect { fill: var(--accent); transition: height .12s ease-out, y .12s ease-out; }

@media (max-width: 768px) {
  .hero { padding: 130px 0 50px; }
  .hero__demo { font-size: 15px; }
  .demo-num { font-size: 16px; }
  .waveform { height: 56px; }
}

/* =========================================================
   PROBLEM
   ========================================================= */
.problem__grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 72px;
  align-items: start;
  margin-top: 32px;
}

.problem__copy p {
  font-size: 17px;
  color: var(--text-secondary);
  line-height: 1.65;
}

.stats {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.stat {
  border-left: 1px solid var(--border-strong);
  padding-left: 22px;
}

.stat__num {
  font-family: var(--font-mono);
  font-size: clamp(44px, 5.5vw, 64px);
  font-weight: 500;
  color: var(--text-primary);
  display: block;
  line-height: 1;
  letter-spacing: -.02em;
  margin-bottom: 12px;
}

/* Only the middle dollar-pain stat uses coral */
.stat--accent .stat__num { color: var(--accent); }

.stat__label {
  font-size: 14px;
  color: var(--text-secondary);
  display: block;
  max-width: 38ch;
  line-height: 1.5;
}

@media (max-width: 900px) {
  .problem__grid { grid-template-columns: 1fr; gap: 48px; }
}

/* =========================================================
   WHAT WE BUILD — cards
   ========================================================= */
.cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 48px;
}
.card {
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  grid-column: span 2;
  transition: border-color .25s var(--ease), transform .25s var(--ease), box-shadow .25s var(--ease);
}
.card:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}

.card--wide {
  grid-column: span 4;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 28px;
  align-items: start;
  border-color: var(--border-strong);
}

.card__icon {
  display: inline-flex;
  width: 28px; height: 28px;
  color: var(--text-primary);
  margin-bottom: 20px;
}
.card--wide .card__icon { margin-bottom: 0; margin-top: 4px; }
.card__icon svg { width: 100%; height: 100%; }

.card__title {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 19px;
  letter-spacing: -.01em;
  margin: 0 0 10px;
  color: var(--text-primary);
}

.card__body {
  font-size: 15px;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.6;
}

@media (max-width: 900px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
  .card { grid-column: span 1; padding: 26px; }
  .card--wide { grid-column: span 2; grid-template-columns: 1fr; gap: 14px; }
  .card--wide .card__icon { margin-bottom: 12px; margin-top: 0; }
}

@media (max-width: 540px) {
  .cards { grid-template-columns: 1fr; }
  .card--wide { grid-column: span 1; }
}

/* =========================================================
   INTEGRATIONS
   ========================================================= */
.integrations {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}
.integrations li {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 22px 18px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  text-align: center;
  transition: transform .2s var(--ease), border-color .2s var(--ease), box-shadow .25s var(--ease);
}
.integrations li:hover {
  transform: translateY(-2px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-card);
}

.integrations__note {
  font-size: 14px;
  color: var(--text-tertiary);
  margin: 24px 0 0;
  font-style: italic;
}
.integrations__note em { font-style: italic; }

@media (max-width: 900px) {
  .integrations { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 540px) {
  .integrations { grid-template-columns: repeat(2, 1fr); }
}

/* =========================================================
   HEAR IT — custom audio players
   ========================================================= */
.players {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 40px;
}

.player {
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  flex-direction: column;
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease);
}
.player:hover { box-shadow: var(--shadow-card); }
.player.is-playing { border-color: var(--accent); }

.player__eyebrow {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin: 0 0 14px;
}

.player__title {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 19px;
  letter-spacing: -.01em;
  margin: 0 0 10px;
  color: var(--text-primary);
  line-height: 1.25;
}

.player__summary {
  font-size: 14.5px;
  color: var(--text-secondary);
  margin: 0 0 28px;
  flex-grow: 1;
  line-height: 1.55;
}

.player__controls {
  display: flex;
  align-items: center;
  gap: 14px;
}

.player__play {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--accent);
  color: #ffffff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform .2s var(--ease), background .2s var(--ease);
}
.player__play:hover { background: var(--accent-hover); transform: scale(1.05); }
.player__play svg { width: 18px; height: 18px; }
.player__play .icon-pause { display: none; }
.player.is-playing .player__play .icon-play { display: none; }
.player.is-playing .player__play .icon-pause { display: block; }

.player__visual {
  flex: 1;
  position: relative;
  height: 36px;
  display: flex;
  align-items: center;
  cursor: pointer;
}
.player__bars {
  position: absolute;
  inset: 0;
  display: flex;
  gap: 2px;
  align-items: center;
  justify-content: space-between;
  pointer-events: none;
}
.player__bars i {
  display: block;
  flex: 1;
  background: var(--border-strong);
  border-radius: 1px;
  transition: background .25s var(--ease), height .15s ease-out;
}
.player.is-playing .player__bars i.is-on { background: var(--accent); }

.player__progress {
  position: absolute;
  bottom: -4px;
  left: 0; right: 0;
  height: 2px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
}
.player__progress span {
  display: block;
  width: 0%;
  height: 100%;
  background: var(--accent);
  transition: width .15s linear;
}

.player__time {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-tertiary);
  flex-shrink: 0;
  min-width: 76px;
  text-align: right;
}

@media (max-width: 900px) {
  .players { grid-template-columns: 1fr; }
}

/* =========================================================
   TRADES
   ========================================================= */
.trades {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 40px;
}
.trade {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 26px;
  text-align: center;
  transition: border-color .25s var(--ease), transform .25s var(--ease), box-shadow .25s var(--ease);
}
.trade:hover { border-color: var(--border-strong); transform: translateY(-2px); box-shadow: var(--shadow-card); }
.trade__icon {
  display: inline-flex;
  width: 36px; height: 36px;
  color: var(--text-primary);
  margin-bottom: 18px;
}
.trade__name {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 19px;
  margin: 0;
  letter-spacing: -.01em;
  color: var(--text-primary);
}

@media (max-width: 768px) {
  .trades { grid-template-columns: 1fr; }
}

/* =========================================================
   HOW IT WORKS
   ========================================================= */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}
.step {
  padding-top: 22px;
  border-top: 1px solid var(--border-strong);
}
.step__num {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 500;
  color: var(--text-tertiary);
  display: block;
  margin-bottom: 16px;
  letter-spacing: -.01em;
}
.step__title {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 22px;
  letter-spacing: -.015em;
  margin: 0 0 6px;
  color: var(--text-primary);
}
.step__when {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin: 0 0 16px;
}
.step__body {
  font-size: 15px;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.6;
}

.guarantee {
  margin-top: 56px;
  padding: 28px 32px;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  background: var(--accent-subtle);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 32px;
  align-items: center;
}
.guarantee__title {
  font-family: var(--font-body);
  font-size: 18px;
  font-weight: 600;
  color: var(--accent-hover);
  margin: 0;
  white-space: nowrap;
}
.guarantee__body {
  font-size: 15px;
  color: var(--text-secondary);
  margin: 0;
}

@media (max-width: 900px) {
  .steps { grid-template-columns: 1fr; gap: 28px; }
  .guarantee { grid-template-columns: 1fr; gap: 8px; }
  .guarantee__title { white-space: normal; }
}

/* =========================================================
   ABOUT
   ========================================================= */
.about__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 72px;
  align-items: start;
}

.about__body p {
  font-size: 17px;
  line-height: 1.65;
  color: var(--text-secondary);
}
.about__body p:first-child {
  color: var(--text-primary);
  font-size: 18px;
}

.about__sig {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 18px;
  color: var(--text-primary);
  margin-top: 8px;
}

.about__portrait {
  aspect-ratio: 4 / 5;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: var(--bg-surface);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.about__portrait::before {
  content: "";
  position: absolute;
  inset: 12px;
  border: 1px dashed var(--border-strong);
  border-radius: 6px;
}
.about__portrait-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  position: relative;
}

@media (max-width: 900px) {
  .about__grid { grid-template-columns: 1fr; gap: 48px; }
  .about__portrait { max-width: 280px; }
}

/* =========================================================
   FAQ
   ========================================================= */
.faq {
  margin-top: 32px;
  border-top: 1px solid var(--border);
  max-width: 880px;
}

.faq__item { border-bottom: 1px solid var(--border); }

.faq__q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  text-align: left;
  padding: 22px 0;
  font-family: var(--font-body);
  font-size: 18px;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: -.01em;
  transition: color .2s var(--ease);
  line-height: 1.4;
}
.faq__q:hover { color: var(--accent); }

.faq__icon {
  width: 16px; height: 16px;
  flex-shrink: 0;
  position: relative;
  color: var(--accent);
  transition: transform .3s var(--ease);
}
.faq__icon::before,
.faq__icon::after {
  content: "";
  position: absolute;
  background: currentColor;
  border-radius: 1px;
}
.faq__icon::before { top: 7px; left: 0; right: 0; height: 1.5px; }
.faq__icon::after  { left: 7px; top: 0; bottom: 0; width: 1.5px; }

.faq__q[aria-expanded="true"] .faq__icon { transform: rotate(45deg); }

.faq__a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s var(--ease);
}
.faq__a p {
  font-size: 16px;
  font-weight: 400;
  line-height: 1.65;
  color: var(--text-secondary);
  padding: 0 0 24px;
  max-width: 70ch;
  margin: 0;
}

/* =========================================================
   FINAL CTA
   ========================================================= */
.section--cta { text-align: center; }
.cta__inner {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.cta__headline {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: clamp(32px, 4.8vw, 52px);
  letter-spacing: -.025em;
  line-height: 1.1;
  margin: 0 0 20px;
  max-width: 20ch;
  color: var(--text-primary);
}
.cta__sub {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 52ch;
  margin: 0 0 36px;
}
.cta__alt {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-tertiary);
  margin: 28px 0 0;
}
.cta__alt a { color: var(--accent); transition: color .2s var(--ease); }
.cta__alt a:hover { color: var(--accent-hover); }

/* =========================================================
   FOOTER
   ========================================================= */
.footer {
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  padding: 56px 0 24px;
}
.footer__inner {
  display: grid;
  grid-template-columns: 1.2fr 2fr 1fr;
  gap: 48px;
  align-items: start;
}
.footer__wordmark {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 17px;
  letter-spacing: -.01em;
  color: var(--text-primary);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}
.footer__tag {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-tertiary);
  margin: 0;
}
.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
}
.footer__links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color .2s var(--ease);
}
.footer__links a:hover { color: var(--accent); }
.footer__contact a {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-primary);
}
.footer__contact a:hover { color: var(--accent); }

.footer__bottom {
  margin-top: 48px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}

@media (max-width: 768px) {
  .footer__inner { grid-template-columns: 1fr; gap: 32px; }
  .footer__bottom { flex-direction: column; gap: 12px; text-align: center; justify-content: center; }
}

/* =========================================================
   Reveal animation (scroll-triggered)
   ========================================================= */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.reveal.is-in {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .demo-num__pulse::after { animation: none; }
  .waveform rect { transition: none; }
  html { scroll-behavior: auto; }
}