:root {
  --text: #f5f5f5;
  --muted: rgba(245, 245, 245, 0.78);
  --panel: rgba(0, 0, 0, 0.48);
  --panel-border: rgba(255, 255, 255, 0.14);
  --accent: #ffffff;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: var(--text);
  background: #000;
}

a {
  color: inherit;
}

.page-shell {
  position: relative;
  min-height: 100vh;
}

.background-video {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.72;
  filter: saturate(0.9);
  z-index: 0;
}

.video-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.72);
  z-index: 1;
}

.sound-toggle {
  position: fixed;
  top: 20px;
  left: 20px;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.38);
  color: var(--text);
  backdrop-filter: blur(8px);
  cursor: pointer;
  transition: background-color 180ms ease, border-color 180ms ease, color 180ms ease,
    transform 180ms ease;
}

.sound-toggle:hover,
.sound-toggle:focus-visible {
  background: rgba(255, 255, 255, 0.92);
  color: #000;
  border-color: rgba(255, 255, 255, 0.92);
  transform: translateY(-1px);
}

.sound-toggle__icon {
  display: inline-flex;
  width: 24px;
  height: 24px;
}

.sound-toggle__icon svg {
  width: 100%;
  height: 100%;
  fill: currentColor;
}

.sound-toggle__icon--unmuted {
  display: none;
}

.sound-toggle.is-unmuted .sound-toggle__icon--muted {
  display: none;
}

.sound-toggle.is-unmuted .sound-toggle__icon--unmuted {
  display: inline-flex;
}

.quick-actions {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 3;
  display: flex;
  gap: 12px;
}

.quick-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.38);
  color: var(--text);
  backdrop-filter: blur(8px);
  transition: background-color 180ms ease, border-color 180ms ease, color 180ms ease,
    transform 180ms ease;
}

.quick-action:hover,
.quick-action:focus-visible {
  background: rgba(255, 255, 255, 0.92);
  color: #000;
  border-color: rgba(255, 255, 255, 0.92);
  transform: translateY(-1px);
}

.quick-action svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

.content {
  position: relative;
  z-index: 2;
  width: min(960px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 72px;
}

.section {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero {
  align-items: flex-start;
  gap: 20px;
}

.eyebrow,
.section-label {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.8rem;
  color: var(--muted);
}

.hero .eyebrow {
  color: #46b2a0;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  max-width: 12ch;
  font-size: clamp(3rem, 10vw, 6.4rem);
  line-height: 0.94;
}

h2 {
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.05;
  margin-bottom: 20px;
}

.lead,
.card p {
  max-width: 680px;
  font-size: clamp(1.05rem, 2.5vw, 1.3rem);
  line-height: 1.7;
  color: var(--muted);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 24px;
  border: 1px solid rgba(255, 255, 255, 0.38);
  border-radius: 999px;
  text-decoration: none;
  transition: background-color 180ms ease, color 180ms ease, border-color 180ms ease;
}

.button:hover,
.button:focus-visible,
.contact-links a:hover,
.contact-links a:focus-visible {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
}

.card {
  gap: 16px;
  padding: 48px;
  margin: 32px 0;
  min-height: calc(100vh - 64px);
  background: var(--panel);
  border: 1px solid var(--panel-border);
  backdrop-filter: blur(6px);
  box-shadow: var(--shadow);
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 8px;
}

.contact-links a {
  display: inline-flex;
  align-items: center;
  min-height: 52px;
  padding: 0 20px;
  border: 1px solid rgba(255, 255, 255, 0.38);
  border-radius: 999px;
  text-decoration: none;
  transition: background-color 180ms ease, color 180ms ease, border-color 180ms ease;
}

.contact-form {
  width: 100%;
  margin-top: 8px;
}

.form-hidden {
  display: none;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.form-field--full {
  grid-column: 1 / -1;
}

.form-field span {
  font-size: 1.05rem;
  color: var(--text);
}

.form-field input,
.form-field textarea {
  width: 100%;
  padding: 18px 20px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  font: inherit;
  outline: none;
  transition: border-color 180ms ease, background-color 180ms ease, box-shadow 180ms ease;
}

.form-field textarea {
  min-height: 180px;
  resize: vertical;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: rgba(245, 245, 245, 0.48);
}

.form-field input:focus,
.form-field textarea:focus {
  border-color: rgba(255, 255, 255, 0.58);
  background: rgba(255, 255, 255, 0.12);
  box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.08);
}

.form-consent {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-top: 20px;
  color: var(--muted);
}

.form-consent input {
  margin-top: 4px;
  width: 18px;
  height: 18px;
}

.form-submit {
  margin-top: 24px;
  min-height: 56px;
  padding: 0 28px;
  border: 0;
  border-radius: 999px;
  background: #46b2a0;
  color: #fff;
  font: inherit;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: transform 180ms ease, filter 180ms ease;
}

.form-submit:hover,
.form-submit:focus-visible {
  transform: translateY(-1px);
  filter: brightness(1.06);
}

@media (max-width: 720px) {
  .sound-toggle,
  .quick-action {
    width: 50px;
    height: 50px;
  }

  .quick-actions {
    gap: 10px;
  }

  .content {
    width: min(100% - 20px, 960px);
    padding: 20px 0 48px;
  }

  .section {
    min-height: auto;
  }

  .hero {
    min-height: 100vh;
  }

  .card {
    min-height: auto;
    padding: 32px 22px;
  }

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