@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600&display=swap');

:root {
  --color-sky: #4fc3f7;
  --color-teal: #26a69a;
  --color-leaf: #8bc34a;
  --color-sun: #ffb74d;
  --color-river: #0288d1;
  --color-text-dark: #12313a;
  --color-text-light: #fdfdfd;
  --color-bg-light: #f5fbff;
}

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

html,
body {
  margin: 0;
  padding: 0;
  font-family: 'Poppins', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--color-text-dark);
  background: #000;
}

/* Background video */

.bg-video {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2;
}

.bg-overlay {
  position: fixed;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0.55),
    rgba(255, 255, 255, 0.85)
  );
  z-index: -1;
}

/* Layout */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  padding: 14px 6vw;
  display: flex;
  align-items: center;
  justify-content: space-between;
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.65);
  border-bottom: 1px solid rgba(255, 255, 255, 0.8);
  z-index: 10;
}

.logo {
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-river);
}

.nav a {
  margin-left: 18px;
  text-decoration: none;
  font-size: 0.9rem;
  color: var(--color-text-dark);
  position: relative;
}

.nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-sky), var(--color-leaf));
  transition: width 0.2s ease;
}

.nav a:hover::after {
  width: 100%;
}

main {
  padding-top: 80px;
}

/* Hero */

.hero {
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0 6vw;
}

.hero-inner {
  max-width: 720px;
  background: rgba(255, 255, 255, 0.7);
  border-radius: 18px;
  padding: 32px 26px 40px;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.9);
}

.hero h1 {
  margin: 0 0 12px;
  font-size: clamp(2.4rem, 4vw, 3.2rem);
  color: var(--color-river);
}

.hero-tagline {
  margin: 0 0 24px;
  font-size: 1rem;
  color: #34525b;
}

/* Buttons */

.btn-primary {
  display: inline-block;
  padding: 10px 22px;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  font-weight: 500;
  color: var(--color-text-light);
  background: linear-gradient(135deg, var(--color-teal), var(--color-sun));
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.18);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.22);
}

/* Sections */

.section {
  padding: 60px 6vw;
}

.section-inner {
  max-width: 960px;
  margin: 0 auto;
}

.section h2 {
  margin-top: 0;
  margin-bottom: 16px;
  font-size: 1.8rem;
  color: var(--color-river);
}

.section p {
  margin-top: 0;
  line-height: 1.6;
}

/* Light section */

.section-light {
  background: rgba(245, 251, 255, 0.9);
}

/* Colorful divider */

.color-divider {
  margin: 26px auto 0;
  width: 120px;
  height: 4px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-sky), var(--color-teal), var(--color-leaf));
}

/* Cards */

.section-cards {
  background: rgba(255, 255, 255, 0.9);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-top: 24px;
}

.card {
  background: linear-gradient(
    135deg,
    rgba(79, 195, 247, 0.12),
    rgba(139, 195, 74, 0.12)
  );
  border-radius: 16px;
  padding: 18px 18px 20px;
  border: 1px solid rgba(255, 255, 255, 0.9);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.08);
}

.card h3 {
  margin-top: 0;
  margin-bottom: 8px;
  color: var(--color-teal);
}

/* Overlay section (still bright) */

.section-overlay {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(6px);
}

.pill-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 24px;
}

.pill {
  background: #ffffff;
  border-radius: 999px;
  padding: 14px 18px;
  border: 1px solid rgba(2, 136, 209, 0.18);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.06);
}

.pill h4 {
  margin: 0 0 4px;
  color: var(--color-river);
  font-size: 0.98rem;
}

.pill p {
  margin: 0;
  font-size: 0.9rem;
}
.site-header {
  color: red;
}
/* Join section */

.section-join {
  background: linear-gradient(
    135deg,
    rgba(79, 195, 247, 0.9),
    rgba(139, 195, 74, 0.9)
  );
  color: var(--color-text-light);
  text-align: center;
}

.section-join h2 {
  color: #ffffff;
}

.join-form {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.join-form input[type="email"] {
  padding: 10px 14px;
  border-radius: 999px;
  border: none;
  min-width: 240px;
  max-width: 320px;
  outline: none;
}

.section-join .btn-primary {
  background: #ffffff;
  color: var(--color-river);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.18);
}

.small-note {
  margin-top: 10px;
  font-size: 0.85rem;
  opacity: 0.9;
}

/* Footer */

.site-footer {
  text-align: center;
  padding: 18px 6vw 26px;
  font-size: 0.85rem;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(6px);
}

/* Responsive */

@media (max-width: 900px) {
  .card-grid,
  .pill-grid {
    grid-template-columns: 1fr;
  }

  .site-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .nav a {
    margin-left: 0;
    margin-right: 14px;
  }
}
.skills {
  margin-top: 10px;
}

.skill-tag {
  display: inline-block;
  background: rgba(255,255,255,0.1);
  padding: 5px 10px;
  border-radius: 20px;
  margin: 3px;
  font-size: 0.85rem;
  border: 1px solid rgba(255,255,255,0.2);
}
.profile-card {
  background: linear-gradient(
    135deg,
    rgba(0,0,0,0.7),
    var(--theme)
  );
  border: 2px solid var(--theme);
  box-shadow: 0 0 15px var(--theme);
  padding: 20px;
  border-radius: 12px;
  transition: 0.3s ease;
}
.skill-tag {
  display: inline-block;
  padding: 6px 12px;
  border-radius: 20px;
  margin: 3px;
  font-size: 0.85rem;
  background: rgba(0,0,0,0.4);
  border: 1px solid var(--tagColor);
  color: #fff;
  box-shadow: 0 0 8px var(--tagColor);
  transition: 0.25s ease;
}

.skill-tag:hover {
  background: var(--tagColor);
  color: #000;
  box-shadow: 0 0 12px var(--tagColor);
}
.a a{
  color: white;
  font-size: 3rem;
}
/* ============================
   MOBILE OPTIMIZATION
   ============================ */
@media (max-width: 600px) {

  /* Global spacing */
  body {
    padding: 20px;
  }

  /* Header */
  .site-header {
    padding: 10px 4vw;
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .nav a {
    font-size: 0.85rem;
    margin-right: 10px;
  }

  /* Hero */
  .hero {
    min-height: 60vh;
    padding: 0 4vw;
  }

  .hero-inner {
    padding: 22px 18px 28px;
  }

  .hero h1 {
    font-size: 1.9rem;
  }

  /* Upload form */
  form, 
  #profileForm {
    padding: 16px;
    border-radius: 12px;
  }

  input, textarea, button {
    font-size: 1rem;
    padding: 12px;
  }

  button {
    margin-top: 10px;
  }

  /* Directory grid */
  .grid,
  .card-grid,
  .pill-grid {
    grid-template-columns: 1fr !important;
    gap: 16px;
  }

  .card {
    padding: 14px;
  }

  .card img,
  .thumb {
    width: 100%;
    height: auto;
    max-height: 180px;
    border-radius: 10px;
  }

  /* Skill tags */
  .skill-tag {
    padding: 5px 10px;
    font-size: 0.8rem;
  }

  /* Color swatch */
  .color-swatch {
    width: 20px;
    height: 20px;
  }

  /* Footer */
  .site-footer {
    padding: 14px 4vw 20px;
    font-size: 0.8rem;
  }
}