/* ═══════════════════════════════════════════════
   LHW Bio Link v2 — Design System & Styles
   ═══════════════════════════════════════════════ */

/* ── Reset ── */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* ── Tokens ── */
:root {
  /* Colors */
  --bg-top: #0F172A;
  --bg-bottom: #020617;
  --bg-card-primary: #2563EB;
  --bg-card-primary-hover: #1D4ED8;
  --bg-card-sec: rgba(15, 23, 42, 0.6);
  --bg-card-sec-hover: rgba(15, 23, 42, 0.8);
  --border-card-sec: #1E293B;
  --border-sec-hover: #334155;
  --text-primary: #FFFFFF;
  --text-secondary: #94A3B8;
  --text-desc-sec: #94A3B8;
  --text-proof: #64748B;
  --accent: #2563EB;
  --badge-bg: rgba(37, 99, 235, 0.1);
  --badge-border: rgba(37, 99, 235, 0.2);
  --badge-text: #60A5FA;
  --icon-blue: #60A5FA;
  --icon-linkedin: #0A66C2;
  --arrow-sec: #475569;
  --divider: #1E293B;
  --footer-color: #334155;

  /* Typography */
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Spacing */
  --container-max: 480px;
  --padding-x: 24px;

  /* Radii */
  --radius-photo: 24px;
  --radius-card-primary: 14px;
  --radius-card: 12px;
  --radius-badge: 20px;

  /* Effects */
  --transition: all 0.3s ease;
}

/* ── Base ── */
html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: linear-gradient(180deg, var(--bg-top) 0%, var(--bg-top) 50%, var(--bg-bottom) 100%);
  background-attachment: fixed;
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.5;
  position: relative;
}

/* ── Noise texture ── */
.noise {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
}

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

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

/* ── Container ── */
.container {
  position: relative;
  z-index: 1;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 48px var(--padding-x) 16px;
}

/* ═══════════════════════════════════════════════
   ANIMATIONS
   ═══════════════════════════════════════════════ */

/* Fade-in on load */
.anim {
  opacity: 0;
  transform: translateY(10px);
  animation: fadeIn 0.6s ease forwards;
  animation-delay: var(--delay, 0ms);
}

@keyframes fadeIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* WhatsApp pulse */
@keyframes pulse {

  0%,
  100% {
    box-shadow: 0 4px 16px rgba(37, 99, 235, 0.2);
  }

  50% {
    box-shadow: 0 4px 24px rgba(37, 99, 235, 0.4);
  }
}

/* ═══════════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════════ */
.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-bottom: 32px;
}

/* Photo wrapper */
.hero__photo-wrapper {
  position: relative;
  width: 180px;
  height: 180px;
  margin-bottom: 24px;
  flex-shrink: 0;
}

/* Glow behind photo */
.hero__glow {
  position: absolute;
  inset: -30px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.10) 0%, transparent 70%);
  filter: blur(20px);
  z-index: 0;
  pointer-events: none;
}

.hero__photo {
  position: relative;
  z-index: 1;
  width: 180px;
  height: 180px;
  border-radius: var(--radius-photo);
  border: 2px solid rgba(37, 99, 235, 0.4);
  object-fit: cover;
  box-shadow: 0 12px 40px rgba(37, 99, 235, 0.15);
}

/* Name */
.hero__name {
  font-family: var(--font-heading);
  font-size: 44px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.5px;
  line-height: 1.1;
  margin-top: 0;
}

/* Subtitle */
.hero__subtitle {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  color: var(--text-secondary);
  margin-top: 8px;
}

/* Badge pill */
.hero__badge {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--badge-text);
  background: var(--badge-bg);
  border: 1px solid var(--badge-border);
  padding: 6px 20px;
  border-radius: var(--radius-badge);
  margin-top: 16px;
}

/* Social proof */
.hero__proof {
  display: block;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 400;
  color: var(--text-proof);
  margin-top: 8px;
}

/* ═══════════════════════════════════════════════
   LINK CARDS
   ═══════════════════════════════════════════════ */
.links {
  margin-top: 32px;
}

/* ── Shared card base ── */
.card {
  display: flex;
  align-items: center;
  gap: 14px;
  cursor: pointer;
  transition: var(--transition);
}

.card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.card__content {
  flex: 1;
  min-width: 0;
}

.card__title {
  display: block;
  font-weight: 600;
  margin-bottom: 1px;
}

.card__desc {
  display: block;
  font-weight: 400;
}

.card__arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: var(--transition);
}

/* ── PRIMARY CARD (WhatsApp) ── */
.card--primary {
  background: var(--bg-card-primary);
  border: none;
  border-radius: var(--radius-card-primary);
  padding: 20px 24px;
  animation: pulse 4s ease-in-out infinite;
}

.card--primary:hover,
.card--primary:focus-visible {
  background: var(--bg-card-primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.3);
}

.card--primary:focus-visible {
  outline: 2px solid #93C5FD;
  outline-offset: 2px;
}

.card--primary .card__icon {
  color: #FFFFFF;
}

.card--primary .card__title {
  font-size: 16px;
  color: #FFFFFF;
}

.card--primary .card__desc {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.75);
}

.card--primary .card__arrow {
  color: rgba(255, 255, 255, 0.7);
}

.card--primary:hover .card__arrow {
  color: #FFFFFF;
  transform: translateX(2px);
}

/* ── SECONDARY CARDS ── */
.links__secondary {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 16px;
}

.card--secondary {
  background: var(--bg-card-sec);
  border: 1px solid var(--border-card-sec);
  border-radius: var(--radius-card);
  padding: 16px 20px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.card--secondary:hover,
.card--secondary:focus-visible {
  border-color: var(--border-sec-hover);
  background: var(--bg-card-sec-hover);
}

.card--secondary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.card--secondary .card__icon {
  color: var(--icon-blue);
}

/* LinkedIn specific icon color */
#card-linkedin .card__icon {
  color: var(--icon-linkedin);
}

.card--secondary .card__title {
  font-size: 15px;
  color: var(--text-primary);
}

.card--secondary .card__desc {
  font-size: 13px;
  color: var(--text-desc-sec);
}

.card--secondary .card__arrow {
  color: var(--arrow-sec);
}

.card--secondary:hover .card__arrow {
  color: var(--text-secondary);
  transform: translateX(2px);
}

/* ═══════════════════════════════════════════════
   ABOUT
   ═══════════════════════════════════════════════ */
.about {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.about__divider {
  width: 80px;
  height: 1px;
  border: none;
  background: var(--divider);
  margin: 40px auto;
}

.about__text {
  max-width: 360px;
  margin: 0 auto;
  font-size: 14px;
  font-weight: 400;
  color: var(--text-proof);
  line-height: 1.8;
}

/* ═══════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════ */
.footer {
  text-align: center;
  margin-top: 48px;
  padding-bottom: 32px;
}

.footer p {
  font-size: 11px;
  color: var(--footer-color);
}

/* ═══════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════ */
@media (max-width: 480px) {
  :root {
    --padding-x: 20px;
  }
}

@media (max-width: 380px) {
  .hero__name {
    font-size: 36px;
  }

  .hero__photo-wrapper,
  .hero__photo {
    width: 150px;
    height: 150px;
  }

  .card--primary {
    padding: 14px 18px;
  }

  .card--secondary {
    padding: 14px 18px;
  }
}