/* VoiceAssist marketing site. Dark only; brand gradient runs green → blue → purple. */

:root {
  color-scheme: dark;
  --bg: #070a12;
  --bg-2: #0b1020;
  --surface: #0f1527;
  --surface-2: #151c33;
  --border: rgba(148, 163, 220, 0.14);
  --border-strong: rgba(148, 163, 220, 0.28);
  --text: #e8ecf6;
  --muted: #9aa5c0;
  --green: #34d399;
  --blue: #60a5fa;
  --purple: #b48cff;
  --green-deep: #10b981;
  --blue-deep: #3b82f6;
  --purple-deep: #8b5cf6;
  --grad: linear-gradient(120deg, var(--green) 0%, var(--blue) 50%, var(--purple) 100%);
  --danger: #ff8a8a;
  --radius: 18px;
  --gutter: clamp(16px, 4vw, 40px);
  --font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(1200px 600px at 15% -10%, rgba(52, 211, 153, 0.10), transparent 60%),
    radial-gradient(1000px 600px at 85% 0%, rgba(139, 92, 246, 0.14), transparent 60%),
    radial-gradient(900px 700px at 50% 110%, rgba(59, 130, 246, 0.10), transparent 60%),
    var(--bg);
  background-attachment: fixed;
  color: var(--text);
  font: 16px/1.6 var(--font);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; }
h1, h2, h3 { line-height: 1.15; margin: 0 0 0.5em; letter-spacing: -0.02em; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; border-radius: 6px; }
[hidden] { display: none !important; }

.grad-text {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.muted { color: var(--muted); }
.center { text-align: center; }
.fine { font-size: 0.875rem; color: var(--muted); }

/* ---- preview ribbon / nav / footer ---- */

.preview-ribbon {
  background: linear-gradient(90deg, rgba(52, 211, 153, 0.18), rgba(139, 92, 246, 0.18));
  border-bottom: 1px solid var(--border);
  color: var(--text);
  font-size: 0.85rem;
  text-align: center;
  padding: 6px var(--gutter);
}

.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 14px var(--gutter);
  background: rgba(7, 10, 18, 0.72);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); font-weight: 700; font-size: 1.1rem; }
.brand:hover { text-decoration: none; }
.brand img { border-radius: 8px; }
.nav-links { display: flex; gap: 22px; margin-left: auto; }
.nav-links a { color: var(--muted); font-size: 0.95rem; }
.nav-links a:hover { color: var(--text); text-decoration: none; }
.nav-account {
  margin-left: auto;
  padding: 7px 16px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  color: var(--text);
  font-size: 0.95rem;
}
.nav-links + .nav-account { margin-left: 0; }
.nav-account:hover { border-color: var(--blue); text-decoration: none; }

.link-button {
  background: none;
  border: 0;
  color: var(--blue);
  font: inherit;
  cursor: pointer;
  padding: 0;
}
.nav-account.link-button { border: 1px solid var(--border-strong); padding: 7px 16px; color: var(--text); }

.footer {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: center;
  padding: 32px var(--gutter) 48px;
  color: var(--muted);
  font-size: 0.9rem;
  border-top: 1px solid var(--border);
}
.footer a { color: var(--muted); }

/* ---- the big button ---- */

.get-button {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: min(340px, 100%);
  padding: 22px 48px;
  border-radius: 999px;
  background: var(--grad);
  background-size: 200% 100%;
  color: #06101f;
  font-size: clamp(1.15rem, 2.5vw, 1.4rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.12) inset, 0 10px 40px -8px rgba(96, 165, 250, 0.55), 0 0 80px -20px rgba(139, 92, 246, 0.7);
  transition: transform 0.15s ease, box-shadow 0.2s ease, background-position 0.6s ease;
  animation: pulse 3.2s ease-in-out infinite;
}
.get-button:hover {
  text-decoration: none;
  transform: translateY(-2px) scale(1.02);
  background-position: 100% 0;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.2) inset, 0 14px 50px -6px rgba(96, 165, 250, 0.7), 0 0 110px -16px rgba(139, 92, 246, 0.85);
}
.get-button:active { transform: translateY(0) scale(0.99); }
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.12) inset, 0 10px 40px -8px rgba(96, 165, 250, 0.55), 0 0 80px -20px rgba(139, 92, 246, 0.7); }
  50% { box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.12) inset, 0 10px 46px -6px rgba(52, 211, 153, 0.55), 0 0 100px -14px rgba(96, 165, 250, 0.75); }
}

.primary-button, .secondary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 26px;
  border-radius: 999px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  border: 0;
  transition: transform 0.12s ease, filter 0.12s ease;
}
.primary-button { background: var(--grad); color: #06101f; }
.secondary-button { background: transparent; color: var(--text); border: 1px solid var(--border-strong); }
.primary-button:hover, .secondary-button:hover { text-decoration: none; transform: translateY(-1px); filter: brightness(1.08); }
.primary-button:disabled { opacity: 0.6; cursor: progress; transform: none; }
.full { width: 100%; }

/* ---- hero ---- */

.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: clamp(40px, 8vw, 96px) var(--gutter) clamp(56px, 9vw, 110px);
}
.hero h1 { font-size: clamp(2.3rem, 6.5vw, 4.4rem); font-weight: 800; max-width: 20ch; }
.lede { max-width: 60ch; color: var(--muted); font-size: clamp(1.02rem, 2vw, 1.2rem); margin: 0 0 36px; }
.hero-sub { margin: 22px 0 0; font-size: 0.95rem; }

.orb { position: relative; width: 168px; height: 168px; margin-bottom: 34px; }
.orb-glow {
  position: absolute;
  inset: -30px;
  border-radius: 50%;
  background: conic-gradient(from 0deg, var(--green), var(--blue), var(--purple), var(--green));
  filter: blur(36px);
  opacity: 0.55;
  animation: spin 14s linear infinite;
}
.orb-core {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #1d2746, #0a0f1e 70%);
  border: 1px solid var(--border-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  box-shadow: inset 0 0 40px rgba(96, 165, 250, 0.25);
}
.orb-core span {
  width: 6px;
  height: 22px;
  border-radius: 3px;
  background: var(--grad);
  background-size: 100% 300%;
  animation: wave 1.4s ease-in-out infinite;
}
.orb-core span:nth-child(1) { animation-delay: -1.2s; }
.orb-core span:nth-child(2) { animation-delay: -0.9s; }
.orb-core span:nth-child(3) { animation-delay: -0.5s; }
.orb-core span:nth-child(4) { animation-delay: -0.2s; }
.orb-core span:nth-child(5) { animation-delay: -0.6s; }
.orb-core span:nth-child(6) { animation-delay: -1.0s; }
.orb-core span:nth-child(7) { animation-delay: -0.3s; }
@keyframes wave {
  0%, 100% { height: 14px; background-position: 0 0; }
  50% { height: 64px; background-position: 0 100%; }
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---- sections ---- */

.section { max-width: 1160px; margin: 0 auto; padding: clamp(48px, 7vw, 88px) var(--gutter); }
.section.narrow { max-width: 780px; }
.section > h2 { font-size: clamp(1.7rem, 4vw, 2.6rem); text-align: center; }
.section-lede { max-width: 62ch; margin: 0 auto 40px; text-align: center; color: var(--muted); font-size: 1.05rem; }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 18px; }
.card, .privacy-item {
  background: linear-gradient(180deg, var(--surface-2), var(--surface));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
}
.card h3, .privacy-item h3 { font-size: 1.15rem; }
.card p, .privacy-item p { color: var(--muted); margin: 0; }
.card-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  margin-bottom: 16px;
}
.card-icon svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.c-green { color: var(--green); background: rgba(52, 211, 153, 0.12); }
.c-blue { color: var(--blue); background: rgba(96, 165, 250, 0.12); }
.c-purple { color: var(--purple); background: rgba(180, 140, 255, 0.12); }

/* how it fits together */
.flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  counter-reset: flow;
}
.flow-step {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 22px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--border);
}
.flow-step strong { font-size: 1.15rem; }
.flow-step > span:last-child { color: var(--muted); font-size: 0.95rem; }
.flow-tag { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); }
.flow-ours { border-color: rgba(96, 165, 250, 0.5); box-shadow: 0 0 40px -18px var(--blue-deep); }
.flow-ours .flow-tag { color: var(--blue); }
.flow-yours { border-color: rgba(52, 211, 153, 0.5); box-shadow: 0 0 40px -18px var(--green-deep); }
.flow-yours .flow-tag { color: var(--green); }
.flow-step:not(:last-child)::after {
  content: "";
  position: absolute;
  right: -14px;
  top: 50%;
  width: 10px;
  height: 10px;
  border-top: 2px solid var(--border-strong);
  border-right: 2px solid var(--border-strong);
  transform: translateY(-50%) rotate(45deg);
}

.privacy-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 18px; }
.pill {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.pill-green { color: var(--green); background: rgba(52, 211, 153, 0.12); }
.pill-blue { color: var(--blue); background: rgba(96, 165, 250, 0.12); }
.pill-purple { color: var(--purple); background: rgba(180, 140, 255, 0.12); }
#privacy .fine { text-align: center; margin-top: 28px; }

/* ---- plans ---- */

.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(210px, 100%), 1fr)); gap: 18px; align-items: stretch; }
.plan {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 26px 24px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--border);
}
.plan h3 { font-size: 1.1rem; margin-bottom: 6px; }
.plan-featured {
  border-color: transparent;
  background:
    linear-gradient(var(--surface-2), var(--surface-2)) padding-box,
    var(--grad) border-box;
  border: 1.5px solid transparent;
}
.plan-badge {
  position: absolute;
  top: -12px;
  left: 24px;
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--grad);
  color: #06101f;
}
.plan-price { font-size: 2.2rem; font-weight: 800; letter-spacing: -0.03em; }
.plan-price small { font-size: 0.9rem; font-weight: 500; color: var(--muted); margin-left: 2px; }
.plan-blurb { color: var(--muted); margin: 4px 0 16px; }
.plan-features { list-style: none; padding: 0; margin: 0 0 22px; flex: 1; }
.plan-features li { position: relative; padding-left: 24px; margin: 7px 0; font-size: 0.95rem; }
.plan-features li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.55em;
  width: 10px;
  height: 6px;
  border-left: 2px solid var(--green);
  border-bottom: 2px solid var(--green);
  transform: rotate(-45deg);
}

.plans-select .plan { cursor: pointer; transition: border-color 0.15s ease, transform 0.15s ease; }
.plans-select .plan:hover { transform: translateY(-2px); }
.plans-select .plan-features { margin-bottom: 0; }
.plan-radio { position: absolute; opacity: 0; pointer-events: none; }
/* Selection is a green ring just outside the card, so it reads differently from the featured
   plan's gradient border and both stay visible when the featured plan is the one selected. */
.plans-select .plan:has(.plan-radio:checked) {
  box-shadow: 0 0 0 4px var(--surface-2), 0 0 0 6px var(--green), 0 0 50px -14px var(--green-deep);
}
.plans-select .plan:has(.plan-radio:focus-visible) { outline: 2px solid var(--blue); outline-offset: 9px; }
.plans-select .plan::after {
  content: "";
  position: absolute;
  top: 22px;
  right: 22px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 2px solid var(--border-strong);
}
.plans-select .plan:has(.plan-radio:checked)::after {
  border-color: var(--green);
  background: radial-gradient(circle, var(--green) 0 5px, transparent 6px);
}

/* ---- FAQ ---- */

details {
  border-bottom: 1px solid var(--border);
  padding: 18px 4px;
}
summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 1.05rem;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 16px;
}
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--blue); font-size: 1.3rem; line-height: 1; }
details[open] summary::after { content: "–"; }
details p { color: var(--muted); margin: 12px 0 0; }

.cta { text-align: center; }
.cta h2 { margin-bottom: 32px; }

/* ---- signup flow + downloads ---- */

.flow-page main { padding: 40px var(--gutter) 80px; }
.panel-wrap { max-width: 1100px; margin: 0 auto; display: flex; flex-direction: column; align-items: center; }
.panel {
  width: 100%;
  max-width: 440px;
  padding: 32px;
  border-radius: 22px;
  background: linear-gradient(180deg, var(--surface-2), var(--surface));
  border: 1px solid var(--border);
  box-shadow: 0 30px 80px -40px rgba(0, 0, 0, 0.8);
}
.panel-wide { max-width: 1100px; }
.panel-title { text-align: center; font-size: clamp(1.6rem, 4vw, 2.1rem); }

.stepper {
  list-style: none;
  display: flex;
  gap: 8px;
  padding: 0;
  margin: 0 0 28px;
  flex-wrap: wrap;
  justify-content: center;
  counter-reset: step;
}
.stepper li {
  counter-increment: step;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 0.9rem;
}
.stepper li::before {
  content: counter(step);
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px solid var(--border-strong);
  font-size: 0.8rem;
  font-weight: 700;
}
.stepper li:not(:last-child)::after { content: ""; width: 26px; height: 1px; background: var(--border-strong); margin-left: 4px; }
.stepper li.is-current { color: var(--text); }
.stepper li.is-current::before { background: var(--grad); color: #06101f; border-color: transparent; }
.stepper li.is-done::before { content: "✓"; color: var(--green); border-color: var(--green); }

.mock-note {
  max-width: 560px;
  margin: 0 0 22px;
  padding: 10px 16px;
  border-radius: 12px;
  border: 1px dashed rgba(180, 140, 255, 0.5);
  color: var(--purple);
  font-size: 0.9rem;
  text-align: center;
}

.tabs { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; padding: 4px; border-radius: 999px; background: var(--bg-2); margin-bottom: 24px; }
.tabs button {
  border: 0;
  border-radius: 999px;
  padding: 9px;
  font: inherit;
  font-weight: 600;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
}
.tabs button[aria-selected="true"] { background: var(--surface-2); color: var(--text); box-shadow: 0 0 0 1px var(--border-strong); }

.form { display: flex; flex-direction: column; gap: 16px; }
.form label { display: flex; flex-direction: column; gap: 6px; font-size: 0.9rem; font-weight: 600; }
.form input {
  font: inherit;
  font-weight: 400;
  color: var(--text);
  background: var(--bg-2);
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  padding: 12px 14px;
}
.form input:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.2); }
.hint { margin: -6px 0 0; font-size: 0.85rem; color: var(--muted); }
.form-error { color: var(--danger); min-height: 1.4em; margin: 0; font-size: 0.92rem; }
.panel .fine { margin: 20px 0 0; }
[data-plan-form] .form-error { margin: 18px 0 8px; }

.summary {
  margin: 22px 0;
  padding: 18px;
  border-radius: 14px;
  background: var(--bg-2);
  border: 1px solid var(--border);
}
.summary > div { display: flex; justify-content: space-between; gap: 12px; }
.summary > div + div { margin-top: 6px; font-size: 0.88rem; }

.spinner {
  width: 40px;
  height: 40px;
  margin: 10px auto 16px;
  border-radius: 50%;
  border: 3px solid var(--border-strong);
  border-top-color: var(--blue);
  animation: spin 0.9s linear infinite;
}

.notice {
  max-width: 600px;
  margin: 8px auto 0;
  padding: 12px 16px;
  border-radius: 12px;
  background: rgba(96, 165, 250, 0.08);
  border: 1px solid rgba(96, 165, 250, 0.3);
  text-align: center;
  font-size: 0.95rem;
}

.downloads { display: flex; flex-direction: column; align-items: center; text-align: center; padding: 40px clamp(20px, 5vw, 56px) 44px; }
.downloads-icon { border-radius: 24px; box-shadow: 0 0 60px -10px rgba(139, 92, 246, 0.6); margin-bottom: 18px; }
.downloads-heading { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted); margin: 38px 0 16px; }
.badges { display: flex; gap: 16px; flex-wrap: wrap; justify-content: center; }
.store-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 200px;
  padding: 10px 22px 10px 16px;
  border-radius: 14px;
  background: #000;
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #fff;
  text-align: left;
  transition: transform 0.12s ease, border-color 0.12s ease;
}
.store-badge:hover { text-decoration: none; transform: translateY(-2px); border-color: #fff; }
.store-badge svg { width: 30px; height: 30px; flex: none; fill: none; stroke: #fff; stroke-width: 1.6; stroke-linejoin: round; stroke-linecap: round; }
.store-badge span { display: flex; flex-direction: column; line-height: 1.15; }
.store-badge small { font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.04em; opacity: 0.85; }
.store-badge strong { font-size: 1.25rem; font-weight: 600; letter-spacing: -0.01em; }
.store-badge.is-disabled { opacity: 0.5; cursor: default; }
.store-badge.is-disabled:hover { transform: none; border-color: rgba(255, 255, 255, 0.35); }

.next-steps { max-width: 560px; text-align: left; }
.next-steps .downloads-heading { text-align: center; }
.next-steps ol { margin: 0; padding-left: 22px; color: var(--muted); }
.next-steps li { margin: 8px 0; }
.next-steps q { color: var(--text); }

/* ---- small screens ---- */

@media (max-width: 900px) {
  .flow { grid-template-columns: 1fr 1fr; }
  .flow-step:nth-child(2)::after { display: none; }
}
@media (max-width: 720px) {
  .nav-links { display: none; }
  .nav-links + .nav-account { margin-left: auto; }
  .get-button { padding: 20px 32px; }
  .panel { padding: 24px 20px; }
  .stepper li:not(:last-child)::after { width: 10px; }
}
@media (max-width: 560px) {
  .flow { grid-template-columns: 1fr; gap: 22px; }
  .flow-step:not(:last-child)::after {
    display: block;
    right: auto;
    left: 50%;
    top: auto;
    bottom: -16px;
    transform: translateX(-50%) rotate(135deg);
  }
  .stepper li { font-size: 0; gap: 0; }
  .stepper li::before { font-size: 0.8rem; }
  .stepper li:not(:last-child)::after { margin-left: 6px; margin-right: 6px; }
  .store-badge { width: 100%; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}