/* style.css */
:root {
  /* Colors */
  --bg-900: #0b0b0b;
  --bg-800: #111;
  --surface-700: #1c1c1c;
  --muted: #888;
  --text: #f4f4f4;
  --accent: #ffd700; /* gold */
  --accent-2: #ff5500; /* orange */
  --white: #ffffff;
  --danger: #e91e63;

  /* Spacing & type */
  --gap-sm: 8px;
  --gap: 16px;
  --gap-lg: 24px;
  --container: 1200px;

  --fs-sm: 0.9rem;
  --fs-base: 1rem;
  --fs-lg: 1.125rem;
  --fs-xl: 1.5rem;
  --radius: 10px;

  /* useful */
  --transition: 0.25s ease;
}

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

html,
body {
  height: 100%;
  overflow-x: hidden;
  margin: 0;
  padding: 0;
  font-family: "Poppins", "Arial", sans-serif;
  background: var(--bg-900);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.5;
}

/* Utility container */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1rem;
}

/* Anchor resets */
a {
  color: inherit;
  text-decoration: none;
}
img {
  display: block;
  max-width: 100%;
  height: auto;
}

/* ================= HEADER ================= */
header {
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.95), rgba(0, 0, 0, 0.9));
  color: var(--white);
  padding: 0.75rem 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  gap: 1rem;
  position: fixed;
  top: 0;
  z-index: 1000;
  border-bottom: 3px solid var(--accent);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.6);
}

/* Logo */
.header-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-img {
  height: 52px;
  width: auto;
  border-radius: 6px;
  object-fit: cover;
  border: 2px solid rgba(255, 255, 255, 0.06);
}

header h1 {
  margin: 0;
  font-family: "Playfair Display", serif;
  font-size: 1rem;
  color: var(--accent);
  text-transform: uppercase;
  text-align: center;
}

/* ================= NAVBAR ================= */
.navbar {
  display: flex;
  gap: 1rem;
  position: relative;
  align-items: center;
}

/* Navbar Links */
.navbar .portfolio {
  color: var(--accent);
}
.navbar a {
  color: var(--white);
  font-weight: 600;
  font-size: var(--fs-lg);
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  position: relative;
  transition: transform var(--transition), color var(--transition);
}

.navbar a:hover {
  color: var(--accent);
  transform: translateY(-3px);
}

.navbar a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--transition);
}

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

/* ================= HAMBURGER ================= */
.hamburger {
  display: none;
  cursor: pointer;
}

.tic {
  width: 30px;
  height: 3px;
  background-color: var(--accent);
  margin: 5px auto;
  transition: 0.5s ease-in-out;
}


.gallery {
  padding: 2rem 20px;
}

.header-content h1 {
  font-family: "Playfair Display", serif;
  font-size: 2.5rem;
  margin-top: 90px;
  text-align: center;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 2px;
}

.subtitle {
  font-size: 1.1rem;
  text-align: center;
  margin-top: 8px;
  margin-bottom: 20px;
  font-weight: 300;
  letter-spacing: 1px;
}

.gallery-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
  max-width: 1400px;
  margin: 0 auto;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: 6px;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
  aspect-ratio: 1/1;
  transition: transform 0.3s ease;
}

.gallery-item:hover {
  transform: translateY(-5px);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
  padding: 12px;
}

.overlay p {
  margin: 0;
  color: var(--light);
  font-weight: 600;
  text-align: center;
  font-size: 0.9rem;
}

footer {
  background: var(--darker);
  padding: 1.5rem 0;
  text-align: center;
  border-top: 1px solid var(--medium);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.social-links {
  margin-top: 1rem;
}

.social-links a {
  color: var(--light);
  margin: 0 10px;
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.3s ease;
}

.social-links a:hover {
  color: var(--primary);
}

@media (max-width: 480px) {
  .header-content h1 {
    font-size: 1.8rem;
  }

  .subtitle {
    font-size: 1rem;
  }

  .gallery-container {
    grid-template-columns: 1fr;
    gap: 0.8rem;
  }
}

@media (max-width: 768px) {
  /* show hamburger, hide desktop nav */
  .hamburger {
    display: block;
    margin-right: 10px;
    z-index: 1100;
  }

  .navbar {
    flex-direction: column;
    background-color: var(--bg-900);
    justify-content: center;
    align-items: center;
    position: absolute;
    top: 110%; /* directly below the header */
    left: -100%;
    width: 100%;
    height: 90vh;
    padding: 1rem 0;
    transition: left 0.5s ease;
    z-index: 999;
  }

  .navbar.active {
    left: 0;
  }

  /* Hamburger animation */
  .hamburger.active .tic:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  .hamburger.active .tic:nth-child(2) {
    opacity: 0;
  }

  .hamburger.active .tic:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  .header-content h1 {
    font-size: 2rem;
  }

  .gallery-container {
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  }
}

/* Dynamic Portfolio Loading */
.gallery-loading {
  grid-column: 1 / -1;
  text-align: center;
  padding: 3rem;
  color: var(--muted);
}

.gallery-loading::before {
  content: '';
  display: block;
  width: 40px;
  height: 40px;
  border: 3px solid var(--surface-700);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 1rem;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Dynamic images from Firebase */
.dynamic-image {
  animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}