/* ==========================
   VARIABLES & COLORS
========================== */

/* Light Mode */
:root {
  --bg-color: #f0f4f8;
  --text-color: #1c1c1c;
  --header-bg: linear-gradient(135deg,#004080,#1a75ff);
  --btn-bg: linear-gradient(45deg,#ff9900,#ff6600);
  --btn-text: #fff;
  --card-bg: rgba(255,255,255,0.15);
  --card-blur: 15px;
  --accent-color: #ff9900;
  --footer-bg: linear-gradient(135deg,#001f3f,#004080);
}

/* Dark Mode */
body.dark-mode {
  --bg-color: #121212;
  --text-color: #e0e0e0;
  --header-bg: linear-gradient(135deg,#001f3f,#003366);
  --btn-bg: linear-gradient(45deg,#ff9900,#ff6600);
  --btn-text: #fff;
  --card-bg: rgba(30,30,30,0.4);
  --card-blur: 15px;
  --accent-color: #ff9900;
  --footer-bg: linear-gradient(135deg,#000814,#001f3f);
}

/* ==========================
   GLOBAL
========================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Poppins', sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  transition: all 0.4s ease;
  line-height: 1.6;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: auto;
}

/* ==========================
   HEADER
========================== */
header {
  background: var(--header-bg);
  color: #fff;
  padding: 15px 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: 1px;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 25px;
}

nav ul li a {
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  position: relative;
  transition: 0.3s;
}

nav ul li a::after {
  content: '';
  height: 2px;
  width: 0;
  background: var(--accent-color);
  position: absolute;
  left: 0;
  bottom: -5px;
  transition: 0.3s;
}

nav ul li a:hover::after {
  width: 100%;
}

.hamburger {
  display: none;
  font-size: 2rem;
  cursor: pointer;
}

.dark-btn {
  background: none;
  border: none;
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
  margin-left: 15px;
}

/* ==========================
   HERO
========================== */
.hero {
  height: 90vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  background: url('images/background.jpeg') no-repeat center center/cover;
  position: relative;
  color: #fff;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: linear-gradient(180deg, rgba(0,0,0,0.4), rgba(0,0,0,0.6));
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero h2 {
  font-size: 3rem;
  margin-bottom: 20px;
  text-shadow: 2px 2px 8px rgba(0,0,0,0.5);
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 30px;
}

.hero-buttons .btn {
  display: inline-block;
  padding: 15px 35px;
  margin: 10px;
  background: var(--btn-bg);
  color: var(--btn-text);
  text-decoration: none;
  font-weight: 600;
  border-radius: 50px;
  transition: 0.3s;
}

.hero-buttons .btn:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 20px rgba(0,0,0,0.3);
}

/* ==========================
   SECTIONS & CARDS (Glassmorphism)
========================== */
section {
  padding: 60px 0;
}

.network-section {
  background: var(--card-bg);
  backdrop-filter: blur(var(--card-blur));
  border-radius: 20px;
  padding: 30px;
  margin-bottom: 30px;
  box-shadow: 0 8px 25px rgba(0,0,0,0.2);
  transition: transform 0.4s, box-shadow 0.4s;
}

.network-section:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 35px rgba(0,0,0,0.3);
}

.network-section h3 {
  color: var(--accent-color);
  margin-bottom: 15px;
}

/* ==========================
   GALLERY
========================== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit,minmax(250px,1fr));
  gap: 20px;
}

.gallery-grid img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 20px;
  transition: transform 0.4s, box-shadow 0.4s;
}

.gallery-grid img:hover {
  transform: scale(1.05);
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

/* ==========================
   CONTACT FORM
========================== */
form {
  display: flex;
  flex-direction: column;
  gap: 25px;
  max-width: 600px;
  margin: 20px auto;
}

.form-group {
  position: relative;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 15px;
  border-radius: 15px;
  border: 1px solid rgba(0,0,0,0.1);
  background: rgba(255,255,255,0.2);
  color: var(--text-color);
  backdrop-filter: blur(10px);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-group label {
  position: absolute;
  top: 15px;
  left: 20px;
  color: #ccc;
  pointer-events: none;
  transition: 0.3s;
  font-weight: 500;
}

.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group textarea:focus + label,
.form-group textarea:not(:placeholder-shown) + label {
  top: -10px;
  left: 15px;
  font-size: 0.85rem;
  color: var(--accent-color);
}

form button {
  padding: 15px;
  background: var(--btn-bg);
  color: var(--btn-text);
  border: none;
  border-radius: 50px;
  cursor: pointer;
  font-weight: bold;
  transition: transform 0.3s, box-shadow 0.3s;
}

form button:hover {
  transform: scale(1.05);
  box-shadow: 0 8px 20px rgba(0,0,0,0.3);
}

/* ==========================
   FOOTER
========================== */
footer {
  background: var(--footer-bg);
  color: #fff;
  text-align: center;
  padding: 25px 0;
}

footer .credits {
  font-size: 0.9rem;
  margin: 5px 0;
}

.social-links {
  margin-top: 10px;
}

.social-links img {
  width: 35px;
  margin: 0 10px;
  transition: transform 0.4s, filter 0.4s;
}

.social-links img:hover {
  transform: scale(1.2);
  filter: drop-shadow(0 0 10px var(--accent-color));
}

/* ==========================
   RESPONSIVE
========================== */
@media (max-width: 768px) {
  nav ul {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 60px;
    right: 0;
    background: var(--header-bg);
    width: 200px;
    gap: 0;
    padding: 15px 0;
    border-radius: 0 0 10px 10px;
  }

  nav ul.active {
    display: flex;
  }

  .hamburger {
    display: block;
  }

  .hero h2 {
    font-size: 2.2rem;
  }

  .hero p {
    font-size: 1rem;
  }
}
/* Social media icon sizing */
.social-links img {
  transition: transform 0.3s ease;
}

/* WhatsApp stays larger */
.social-links .icon-whatsapp {
  width: 42px;
  height: 42px;
}

/* Facebook & Instagram smaller */
.social-links .icon-facebook,
.social-links .icon-instagram {
  width: 28px;
  height: 28px;
}

/* Hover effect */
.social-links a:hover img {
  transform: scale(1.1);
}