/* ========================
   ROOT THEME
======================== */
:root {
  --text-main: #ffffff;
  --text-soft: rgba(255, 255, 255, 0.85);
  --text-muted: rgba(255, 255, 255, 0.7);
  --accent: #f4b400;
}

/* ========================
   RESET
======================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, sans-serif;
}

/* ========================
   GLOBAL TEXT + BODY
======================== */
body {
  background: url("website photos/tour-privado-angkor-wat.avif") center/cover no-repeat fixed;
  min-height: 100vh;
  position: relative;
  color: var(--text-main);
}

/* dark overlay */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  z-index: 0;
}

/* ========================
   GLOBAL TYPOGRAPHY
======================== */
h1, h2, h3 {
  color: var(--text-main);
}

p {
  color: var(--text-soft);
  line-height: 1.8;
}

a {
  color: var(--text-main);
  text-decoration: none;
}

a:hover {
  color: var(--text-muted);
}

/* ========================
   NAVBAR (GLASS)
======================== */
nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 10;

  padding: 14px 0;
  background: rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(12px);
}

.nav-container {
  width: 90%;
  margin: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  color: var(--text-main);
  font-size: 20px;
  font-weight: bold;
}

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

nav ul li a {
  color: var(--text-main);
  font-weight: bold;
  position: relative;
}

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

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

/* ========================
   HERO BANNER
======================== */
.banner {
  height: 50vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
}

.banner::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.25),
    rgba(0, 0, 0, 0.1),
    rgba(0, 0, 0, 0)
  );
}

.banner-content {
  position: relative;
  z-index: 2;
  color: var(--text-main);
}

.banner-content h2 {
  font-size: 3rem;
}

/* ========================
   MAIN GLASS CONTAINER
======================== */
.main-content {
  width: 92%;
  max-width: 1200px;
  margin: 100px auto 60px auto;

  background: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);

  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 18px;

  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.35);
  overflow: hidden;
}

/* ========================
   SECTIONS
======================== */
.section {
  padding: 60px;
  color: var(--text-soft);
  line-height: 1.8;
}

.section h2,
.section h3 {
  color: var(--text-main);
  text-align: center;
}

.subtitle {
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 30px;
}

/* ========================
   ABOUT
======================== */
.about-wrap {
  color: var(--text-soft);
}

.about-img-right {
  float: right;
  width: 340px;
  max-width: 45%;
  margin: 0 0 20px 25px;

  border-radius: 15px;
  object-fit: cover;
  box-shadow: 0 10px 25px rgba(0,0,0,0.35);
}

.about-wrap::after {
  content: "";
  display: block;
  clear: both;
}

/* ========================
   BLOCKQUOTE
======================== */
blockquote {
  border-left: 4px solid var(--accent);
  padding-left: 20px;
  margin: 20px 0;
  font-style: italic;
  color: var(--text-soft);
}

blockquote footer {
  margin-top: 10px;
  font-style: normal;
  font-weight: bold;
  color: var(--text-main);
}

/* ========================
   GALLERY
======================== */
.gallery-frosted {
  margin-top: 20px;
  padding: 20px;
  border-radius: 20px;

  background: rgba(255, 255, 255, 0.10);
  backdrop-filter: blur(15px);

  border: 1px solid rgba(255, 255, 255, 0.25);
}

.gallery-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
}

.gallery-item {
  width: 220px;
}

.gallery-item img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 12px;
}

/* ========================
   DROPDOWNS (LIBRARY)
======================== */
.library-category {
  margin: 20px 0;
}

.dropdown-btn {
  width: 100%;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(10px);
  border: none;
  border-radius: 12px;
  padding: 18px 25px;

  color: var(--text-main);
  font-size: 1.2rem;
  font-weight: bold;

  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.dropdown-content {
  display: none;
  flex-direction: column;
  margin-top: 10px;
  border-radius: 12px;
  overflow: hidden;
}

.dropdown-content a {
  background: rgba(255,255,255,0.12);
  color: var(--text-soft);
  padding: 15px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.dropdown-content a:hover {
  background: rgba(255,255,255,0.25);
  color: var(--text-main);
}

.dropdown-content.show {
  display: flex;
}

/* nested */
.nested-dropdown {
  margin-top: 10px;
}

.nested-btn {
  width: 100%;
  text-align: left;
  padding: 10px;

  background: rgba(255,255,255,0.2);
  border: none;

  color: var(--text-main);
  font-weight: bold;

  display: flex;
  justify-content: space-between;
}

.nested-content {
  display: none;
  flex-direction: column;
  padding-left: 15px;
}

.nested-content a {
  padding: 8px;
  color: var(--text-soft);
}

.nested-content a:hover {
  color: var(--text-main);
}

.nested-content.show {
  display: flex;
}

/* ========================
   LIGHTBOX
======================== */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.9);

  display: none;
  justify-content: center;
  align-items: center;

  z-index: 999;
}

.lightbox img {
  max-width: 90%;
  max-height: 90%;
  border-radius: 12px;
}

.close {
  position: absolute;
  top: 20px;
  right: 30px;
  font-size: 40px;
  color: var(--text-main);
  cursor: pointer;
}

.lightbox-controls {
  position: absolute;
  width: 100%;
  display: flex;
  justify-content: space-between;
  padding: 0 40px;
}

.lightbox-controls span {
  color: var(--text-main);
  font-size: 60px;
  cursor: pointer;
  transition: 0.2s;
}

.lightbox-controls span:hover {
  transform: scale(1.2);
}

/* ========================
   FOOTER
======================== */
footer {
  text-align: center;
  padding: 25px;
  color: var(--text-main);
}

/* ========================
   RESPONSIVE
======================== */
@media (max-width: 768px) {

  .banner-content h2 {
    font-size: 2rem;
  }

  .main-content {
    margin: 80px auto 50px auto;
  }

  .section {
    padding: 30px;
  }

  .about-img-right {
    float: none;
    width: 100%;
    margin: 0 0 20px 0;
  }
}