/* ============================================
   WATCH — hero section
   Palette: near-black ground with a single
   emerald signal color; Space Grotesk for
   display type (a nod to Swiss grotesque
   typography), Inter for text.
   ============================================ */

:root {
  --bg: #0A0C0A;
  --bg-alt: #0E1110;
  --line: rgba(237, 239, 232, 0.10);
  --line-strong: rgba(237, 239, 232, 0.18);

  --paper: #ECEFE7;
  --mute: #939C8F;
  --mute-dim: #5C6459;

  --green: #3ED596;
  --green-deep: #1B5C3D;
  --green-glow: rgba(62, 213, 150, 0.35);

  --gutter: clamp(20px, 5vw, 64px);
  --radius: 3px;

  --font-display: "Space Grotesk", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Inter", "Helvetica Neue", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

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

ul, dl, dd, dt {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1, h2, h3, p {
  margin: 0;
}

:focus-visible {
  outline: 1.5px solid var(--green);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ============ Header ============ */

.site-header {
  border-bottom: 1px solid var(--line);
  position: relative;
  z-index: 30;
  background: var(--bg);
}

.site-header__inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px var(--gutter);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.logo__mark {
  color: var(--green);
  flex-shrink: 0;
}

/* ============ Buttons ============ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 26px;
  font-size: 0.94rem;
  font-weight: 600;
  border-radius: var(--radius);
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.btn--primary {
  background: var(--green);
  color: #08120D;
}

.btn--primary:hover {
  background: #57E0A9;
}

.btn--text {
  padding: 14px 6px;
  color: var(--mute);
  border-bottom: 1px solid transparent;
}

.btn--text:hover {
  color: var(--paper);
  border-bottom-color: var(--line-strong);
}

/* ============ Hero layout ============ */

.hero__inner {
  display: grid;
  grid-template-columns: minmax(300px, 44%) 1fr;
  align-items: stretch;
  min-height: calc(100vh - 73px);
}

.hero__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 28px;
  padding: 56px var(--gutter);
  max-width: 560px;
  animation: rise 0.7s ease both;
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(3.2rem, 6vw + 1rem, 5.6rem);
  line-height: 0.95;
  letter-spacing: -0.01em;
}

.hero__desc {
  max-width: 46ch;
  font-size: clamp(1rem, 0.4vw + 0.9rem, 1.1rem);
  line-height: 1.65;
  color: var(--mute);
}

.hero__actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 18px;
}

.hero__stats {
  display: flex;
  gap: 32px;
  margin-top: 12px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.hero__stat dt {
  font-size: 0.78rem;
  color: var(--mute-dim);
  margin-bottom: 6px;
}

.hero__stat dd {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--paper);
}

.hero__visual {
  position: relative;
  overflow: hidden;
  background: var(--bg-alt);
  min-height: 380px;
  animation: rise 0.9s ease both;
}

.hero__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

@keyframes rise {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============ Feature hotspots ============ */

.hotspots {
  position: absolute;
  inset: 0;
}

.hotspot {
  position: absolute;
  left: var(--x);
  top: var(--y);
  width: 0;
  height: 0;
}

.hotspot__dot {
  position: absolute;
  left: 0;
  top: 0;
  transform: translate(-50%, -50%);
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(62, 213, 150, 0.16);
}

.hotspot__dot::after {
  content: "";
  position: absolute;
  inset: -7px;
  border-radius: 50%;
  border: 1px solid var(--green-glow);
  animation: ping 2.6s ease-out infinite;
}

@keyframes ping {
  0%   { transform: scale(0.5); opacity: 0.9; }
  100% { transform: scale(2.1); opacity: 0; }
}

.hotspot__chip {
  position: absolute;
  top: 0;
  transform: translateY(-50%);
  width: max-content;
  max-width: 140px;
  padding: 7px 10px;
  background: rgba(8, 10, 8, 0.7);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
}

.hotspot--right .hotspot__chip {
  left: 16px;
  text-align: left;
}

.hotspot--left .hotspot__chip {
  right: 16px;
  text-align: right;
}

.hotspot__chip h3 {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--paper);
  white-space: nowrap;
}

.hotspot__chip p {
  display: none;
  font-size: 0.7rem;
  color: var(--mute);
  line-height: 1.4;
  margin-top: 3px;
}

/* ============ Footer ============ */

.footer {
  border-top: 1px solid var(--line);
  background: var(--bg-alt);
}

.footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 28px var(--gutter);
}

.footer__contact {
  display: flex;
  gap: 28px;
  font-size: 0.88rem;
  color: var(--paper);
}

.footer__label {
  color: var(--mute-dim);
  margin-right: 6px;
}

.footer__copy {
  font-size: 0.82rem;
  color: var(--mute-dim);
}

/* ============ Tablet / larger phones ============ */

@media (min-width: 560px) {
  .hotspot__chip {
    max-width: 190px;
  }

  .hotspot__chip p {
    display: block;
  }
}

/* ============ Breakpoint: stack layout ============ */

@media (max-width: 880px) {

  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }

  .nav a {
    width: 100%;
    padding: 14px var(--gutter);
    border-top: 1px solid var(--line);
  }

  .nav-toggle {
    display: flex;
  }

  .nav-toggle-input:checked ~ .nav {
    max-height: 260px;
  }

  .nav-toggle-input:checked ~ .nav-toggle span:nth-child(1) {
    transform: translateY(6.5px) rotate(45deg);
  }

  .nav-toggle-input:checked ~ .nav-toggle span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle-input:checked ~ .nav-toggle span:nth-child(3) {
    transform: translateY(-6.5px) rotate(-45deg);
  }

  .hero__inner {
    display: flex;
    flex-direction: column;
    min-height: 0;
  }

  .hero__content {
    max-width: none;
    padding: 40px var(--gutter) 32px;
  }

  .hero__stats {
    gap: 24px;
    flex-wrap: wrap;
  }

  .hero__visual {
    min-height: 0;
    aspect-ratio: 4 / 5;
  }

  .hotspot__chip {
    max-width: 128px;
    padding: 6px 8px;
  }

  .hotspot__chip h3 {
    font-size: 0.72rem;
  }

  .hotspot__chip p {
    display: none;
  }
}

@media (max-width: 420px) {
  .hero__actions {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .btn--primary {
    width: 100%;
  }

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