:root {
  --bg-start: #0f172a;
  --bg-end: #1e293b;
  --surface: #ffffff;
  --text-main: #0f172a;
  --text-sub: #475569;
  --btn-bg: #0f172a;
  --btn-hover: #1e293b;
  --btn-text: #ffffff;
  --ring: #cbd5e1;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--text-main);
  background: linear-gradient(160deg, var(--bg-start), var(--bg-end));
}

.page {
  min-height: calc(var(--vh, 1vh) * 100);
  display: grid;
  place-items: center;
  padding: 24px;
  padding-top: calc(24px + env(safe-area-inset-top, 0px));
}

.card {
  width: min(100%, 430px);
  background: var(--surface);
  border-radius: 20px;
  padding: 28px 22px;
  text-align: center;
  box-shadow: 0 14px 35px rgba(15, 23, 42, 0.25);
  border: 1px solid var(--ring);
}

.logo {
  width: 110px;
  height: 110px;
  object-fit: contain;
  border-radius: 50%;
  border: 3px solid var(--ring);
  background: #ffffff;
  padding: 8px;
}

h1 {
  margin: 16px 0 6px;
  font-size: 1.7rem;
  line-height: 1.2;
}

.subtitle {
  margin: 0 0 20px;
  color: var(--text-sub);
  font-weight: 600;
}

.company-cn {
  font-size: 1.15rem;
  color: #0f172a;
  margin-bottom: 2px;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.desc {
  margin-bottom: 18px;
  font-size: 1rem;
  color: #475569;
  line-height: 1.6;
}

.links {
  display: grid;
  gap: 12px;
}

.link-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  position: relative;
  justify-content: center;
  text-align: center;
  text-decoration: none;
  color: var(--btn-text);
  background: var(--btn-bg);
  padding: 14px;
  padding-left: 52px;
  border-radius: 14px;
  border: 1px solid transparent;
  transition: transform 0.16s ease, background-color 0.16s ease;
}

.btn-phone {
  background: #ff0050;
}
.btn-whatsapp {
  background: #25d366;
}
.btn-tiktok {
  background: #040404;
}
.btn-facebook {
  background: #1877f2;
}

.link-btn span {
  font-size: 1rem;
  font-weight: 700;
}

.link-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  align-items: center;
}

.link-btn small {
  font-size: 0.83rem;
  opacity: 0.9;
}

.icon {
  width: 22px;
  height: 22px;
  flex: 0 0 22px;
  position: absolute;
  left: 14px;
}

.icon-phone {
  color: #ffffff;
}

@keyframes phone-jiggle {
  0% { transform: translateX(0) rotate(0); }
  15% { transform: translateX(-6px) rotate(-15deg); }
  30% { transform: translateX(6px) rotate(12deg); }
  45% { transform: translateX(-4px) rotate(-8deg); }
  60% { transform: translateX(4px) rotate(6deg); }
  100% { transform: translateX(0) rotate(0); }
}

.icon-phone {
  transform-origin: 50% 50%;
  will-change: transform;
  animation: phone-jiggle 1s infinite ease-in-out;
}

@media (prefers-reduced-motion: reduce) {
  .icon-phone { animation: none; }
}

.icon-whatsapp {
  color: #fff;
}

.icon-tiktok {
  color: #fff;
}

.icon-facebook {
  color: #fff;
}

.link-btn:hover,
.link-btn:focus-visible {
  filter: brightness(0.92);
  transform: translateY(-1px);
  outline: none;
}

@media (max-width: 420px) {
  .card {
    padding: 24px 16px;
  }

  h1 {
    font-size: 1.45rem;
  }
}