/* Prova8 waitlist — athletic dark, mobile-first */
:root {
  --bg: #0a0b0d;
  --bg-elev: #12141a;
  --bg-card: #161922;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);
  --text: #f2f4f8;
  --muted: #9aa3b5;
  --accent: #e8ff47;
  --accent-ink: #0a0b0d;
  --accent-dim: rgba(232, 255, 71, 0.14);
  --danger: #ff6b6b;
  --ok: #3dff9a;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 24px 64px rgba(0, 0, 0, 0.45);
  --font: "Inter", system-ui, -apple-system, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
  --wrap: min(680px, calc(100% - 2rem));
}

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

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

body {
  margin: 0;
  min-height: 100dvh;
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.55;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

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

.bg-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 20%, transparent 75%);
}

.bg-glow {
  position: fixed;
  top: -20%;
  left: 50%;
  width: 80vw;
  height: 50vh;
  transform: translateX(-50%);
  pointer-events: none;
  z-index: 0;
  background: radial-gradient(ellipse, rgba(232, 255, 71, 0.12), transparent 70%);
}

.wrap {
  width: var(--wrap);
  margin-inline: auto;
  position: relative;
  z-index: 1;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(16px);
  background: rgba(10, 11, 13, 0.72);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 0;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.logo-mark {
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  border-radius: 8px;
  background: var(--accent);
  color: var(--accent-ink);
  font-family: var(--mono);
  font-weight: 700;
  font-size: 1rem;
}

.logo-text span {
  color: var(--accent);
}

.header-cta {
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  color: var(--text);
  transition: background 0.15s, border-color 0.15s;
}

.header-cta:hover {
  background: var(--accent-dim);
  border-color: var(--accent);
}

/* Hero */
.hero {
  padding: 2.75rem 0 2rem;
}

/* Hero visual */
.hero-inner {
  display: grid;
  gap: 1.5rem;
  align-items: start;
}

.hero-visual {
  margin: 0;
  position: relative;
  border-radius: calc(var(--radius) + 2px);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  background: #050607;
}

.hero-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: center 35%;
}

.hero-visual-cap {
  position: absolute;
  left: 0.75rem;
  bottom: 0.75rem;
  margin: 0;
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text);
  background: rgba(10, 11, 13, 0.72);
  border: 1px solid var(--border);
  backdrop-filter: blur(8px);
}

@media (min-width: 900px) {
  :root {
    --wrap: min(1040px, calc(100% - 2.5rem));
  }
  .hero-inner {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 2rem;
    align-items: center;
  }
  .hero-visual {
    order: 2;
  }
  .hero-copy {
    order: 1;
  }
  .hero-visual img {
    min-height: 320px;
  }
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 1.1rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.02em;
}

.dot {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent);
}

.hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(1.75rem, 5.5vw, 2.65rem);
  line-height: 1.12;
  letter-spacing: -0.035em;
  font-weight: 800;
}

.lede {
  margin: 0 0 1.75rem;
  color: var(--muted);
  font-size: 1.02rem;
  max-width: 38rem;
}

.bullets {
  list-style: none;
  margin: 0 0 2rem;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.bullets li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.85rem;
  align-items: start;
  padding: 0.95rem 1rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  font-size: 0.95rem;
}

.bullet-icon {
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  padding-top: 0.15rem;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  align-items: flex-start;
}

.price-note {
  margin: 0;
  font-size: 0.88rem;
  color: var(--muted);
}

.price-note strong {
  color: var(--text);
  font-weight: 600;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  font-family: inherit;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: -0.01em;
  border: none;
  cursor: pointer;
  border-radius: 999px;
  padding: 0.95rem 1.4rem;
  transition: transform 0.12s, filter 0.12s, background 0.12s, border-color 0.12s;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: 0 0 0 1px rgba(232, 255, 71, 0.3), 0 12px 32px rgba(232, 255, 71, 0.18);
}

.btn-primary:hover {
  filter: brightness(1.05);
}

.btn-block {
  width: 100%;
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-strong);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--accent);
}

/* Form */
.form-section {
  padding: 0.5rem 0 3rem;
}

.form-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 4px);
  box-shadow: var(--shadow);
  padding: 1.5rem 1.25rem 1.35rem;
}

@media (min-width: 540px) {
  .form-card {
    padding: 2rem 1.75rem 1.6rem;
  }
}

.form-head {
  margin-bottom: 1.5rem;
}

.form-head h2 {
  margin: 0 0 0.35rem;
  font-size: 1.35rem;
  letter-spacing: -0.03em;
}

.form-head p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.field {
  margin-bottom: 1.1rem;
}

.field label,
.fieldset legend {
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
}

.req {
  color: var(--accent);
}

.optional {
  font-weight: 500;
  color: var(--muted);
  font-size: 0.8rem;
}

input[type="text"],
input[type="email"],
input[type="tel"],
select {
  width: 100%;
  appearance: none;
  -webkit-appearance: none;
  background: var(--bg-elev);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: inherit;
  font-size: 1rem;
  padding: 0.8rem 0.95rem;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none'%3E%3Cpath d='M1 1.5 6 6.5 11 1.5' stroke='%239aa3b5' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

input::placeholder {
  color: #6b7385;
}

input:focus,
select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.field.invalid input,
.field.invalid select,
.fieldset.invalid .radio-row {
  border-color: var(--danger);
}

.field.invalid input,
.field.invalid select {
  box-shadow: 0 0 0 3px rgba(255, 107, 107, 0.15);
}

.error {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.8rem;
  color: var(--danger);
}

.field-check {
  margin-top: -0.35rem;
  margin-bottom: 1.25rem;
}

.check-label {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--muted);
  cursor: pointer;
  line-height: 1.4;
}

.check-label input {
  margin-top: 0.2rem;
  width: 1.05rem;
  height: 1.05rem;
  accent-color: var(--accent);
  flex-shrink: 0;
}

.fieldset {
  border: none;
  margin: 0 0 1.1rem;
  padding: 0;
}

.radio-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.radio-pill {
  cursor: pointer;
}

.radio-pill input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.radio-pill span {
  display: inline-block;
  padding: 0.55rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  background: var(--bg-elev);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--muted);
  transition: background 0.12s, border-color 0.12s, color 0.12s;
}

.radio-pill input:focus-visible + span {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.radio-pill input:checked + span {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: var(--text);
}

.form-foot-note {
  margin: 1rem 0 0;
  text-align: center;
  font-size: 0.82rem;
  color: var(--muted);
}

.form-foot-note strong {
  color: var(--text);
}

/* Success */
.success-state {
  text-align: center;
  padding: 2rem 0.5rem 1rem;
}

.success-icon {
  display: grid;
  place-items: center;
  width: 3.5rem;
  height: 3.5rem;
  margin: 0 auto 1.1rem;
  border-radius: 50%;
  background: rgba(61, 255, 154, 0.12);
  border: 1px solid rgba(61, 255, 154, 0.35);
  color: var(--ok);
  font-size: 1.5rem;
  font-weight: 700;
}

.success-state h2 {
  margin: 0 0 0.4rem;
  font-size: 1.4rem;
  letter-spacing: -0.03em;
}

.success-state p {
  margin: 0 0 1.5rem;
  color: var(--muted);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0 2.5rem;
  position: relative;
  z-index: 1;
}

.disclaimer {
  margin: 0 0 0.85rem;
  font-size: 0.78rem;
  line-height: 1.5;
  color: #6b7385;
}

.copy {
  margin: 0;
  font-size: 0.78rem;
  color: #555c6b;
}

@media (min-width: 640px) {
  .hero {
    padding-top: 3.5rem;
  }

  .hero-actions {
    flex-direction: row;
    align-items: center;
    gap: 1.25rem;
  }
}


/* —— Product preview (hub + Watch) —— */
.product-preview {
  padding: 3rem 0 1rem;
  position: relative;
  z-index: 1;
}

.preview-eyebrow {
  margin-bottom: 0.75rem;
}

.product-preview h2 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.4rem, 4vw, 1.85rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.preview-lede {
  margin: 0 0 1.75rem;
  color: var(--muted);
  font-size: 0.98rem;
  max-width: 36rem;
}

.preview-grid {
  display: grid;
  gap: 1.25rem;
  align-items: end;
}

@media (min-width: 900px) {
  .preview-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr);
    gap: 1.5rem;
  }
}

.preview-card {
  margin: 0;
  min-width: 0;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 4px);
  padding: 0.75rem;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.preview-card img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  background: #000;
  object-fit: contain;
}

.preview-card figcaption {
  margin-top: 0.65rem;
  padding: 0 0.25rem 0.15rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--muted);
  text-align: center;
}