/* =========================================
   WANDERLUST — Private Expeditions
   Premium Travel Landing Page
   ========================================= */

/* ===== CSS CUSTOM PROPERTIES ===== */
:root {
  --color-bg: #0F1923;
  --color-bg-alt: #1A3050;
  --color-accent: #E8A838;
  --color-accent-hover: #f0b94d;
  --color-green: #2D8C6F;
  --color-text: #F5F0EB;
  --color-text-sub: #8A9BAD;
  --color-card-bg: rgba(26, 48, 80, 0.4);
  --color-card-border: rgba(232, 168, 56, 0.15);
  --color-overlay: rgba(15, 25, 35, 0.65);

  --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-slow: 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);

  --container-max: 75rem;
  --container-pad: 1.5rem;
  --radius: 1rem;
  --radius-lg: 1.25rem;
}

/* ===== RESET & BASE ===== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  font-weight: 300;
  overflow-x: hidden;
}

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

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

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  background: none;
}

input, select, textarea {
  font-family: inherit;
}

/* ===== UTILITIES ===== */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

.section-tag {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 500;
  line-height: 1.2;
  color: var(--color-text);
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-text-sub);
  max-width: 32rem;
  line-height: 1.7;
}

.section-header {
  margin-bottom: 3.5rem;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  border-radius: 3.125rem;
  padding: 1rem 2rem;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  text-decoration: none;
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-accent) 0%, #d4952e 100%);
  color: var(--color-bg);
  box-shadow: 0 0.25rem 1.5rem rgba(232, 168, 56, 0.3);
}

.btn--primary:hover {
  transform: translateY(-0.125rem);
  box-shadow: 0 0.5rem 2rem rgba(232, 168, 56, 0.45);
}

.btn--outline {
  background: transparent;
  color: var(--color-text);
  border: 0.0625rem solid rgba(245, 240, 235, 0.5);
}

.btn--outline:hover {
  background: rgba(245, 240, 235, 0.1);
  border-color: var(--color-text);
}

.btn--full {
  width: 100%;
  justify-content: center;
}

/* --- Reveal animation --- */
.reveal {
  opacity: 0;
  transform: translateY(2.5rem);
  transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal:nth-child(2) { transition-delay: 0.1s; }
.reveal:nth-child(3) { transition-delay: 0.2s; }
.reveal:nth-child(4) { transition-delay: 0.3s; }
.reveal:nth-child(5) { transition-delay: 0.4s; }


/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1.25rem 0;
  transition: background-color var(--transition), backdrop-filter var(--transition), padding var(--transition);
}

.header.scrolled {
  background-color: rgba(15, 25, 35, 0.85);
  backdrop-filter: blur(1.25rem);
  -webkit-backdrop-filter: blur(1.25rem);
  padding: 0.75rem 0;
  border-bottom: 0.0625rem solid rgba(232, 168, 56, 0.1);
}

.header__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--color-text);
  transition: color var(--transition);
}

.header__logo:hover {
  color: var(--color-accent);
}

.header__logo-icon {
  width: 1.75rem;
  height: 1.75rem;
  color: var(--color-accent);
}

.header__nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.header__link {
  font-size: 0.875rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--color-text-sub);
  transition: color var(--transition);
  position: relative;
}

.header__link::after {
  content: '';
  position: absolute;
  bottom: -0.25rem;
  left: 0;
  width: 0;
  height: 0.0625rem;
  background: var(--color-accent);
  transition: width var(--transition);
}

.header__link:hover {
  color: var(--color-text);
}

.header__link:hover::after {
  width: 100%;
}

.header__link--cta {
  color: var(--color-bg);
  background: var(--color-accent);
  padding: 0.5rem 1.25rem;
  border-radius: 3.125rem;
  font-weight: 500;
}

.header__link--cta::after {
  display: none;
}

.header__link--cta:hover {
  background: var(--color-accent-hover);
  color: var(--color-bg);
}

/* Burger */
.header__burger {
  display: none;
  flex-direction: column;
  gap: 0.3125rem;
  width: 1.75rem;
  padding: 0.25rem 0;
  z-index: 1001;
}

.header__burger span {
  display: block;
  height: 0.125rem;
  background: var(--color-text);
  border-radius: 0.125rem;
  transition: var(--transition);
}

.header__burger.active span:nth-child(1) {
  transform: rotate(45deg) translate(0.3125rem, 0.3125rem);
}

.header__burger.active span:nth-child(2) {
  opacity: 0;
}

.header__burger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(0.375rem, -0.375rem);
}


/* ===== HERO ===== */
.hero {
  position: relative;
  height: 100vh;
  min-height: 37.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 8s ease-out;
}

.hero:hover .hero__img {
  transform: scale(1.03);
}

.hero__overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(
    to bottom,
    rgba(15, 25, 35, 0.4) 0%,
    rgba(15, 25, 35, 0.2) 40%,
    rgba(15, 25, 35, 0.6) 70%,
    rgba(15, 25, 35, 0.95) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 50rem;
  padding: 0 var(--container-pad);
}

.hero__tag {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1.5rem;
}

.hero__title {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 7vw, 5rem);
  font-weight: 400;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  color: var(--color-text);
}

.hero__subtitle {
  font-size: clamp(0.95rem, 2vw, 1.2rem);
  color: var(--color-text-sub);
  line-height: 1.8;
  margin-bottom: 2.5rem;
  max-width: 36rem;
  margin-left: auto;
  margin-right: auto;
}

.hero__cta {
  font-size: 1rem;
  padding: 1.125rem 2.5rem;
}

/* Scroll indicator */
.hero__scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-text-sub);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.hero__scroll-line {
  width: 0.0625rem;
  height: 2.5rem;
  background: linear-gradient(to bottom, var(--color-accent), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 1; transform: scaleY(1); }
  50% { opacity: 0.4; transform: scaleY(0.6); }
}


/* ===== DESTINATIONS ===== */
.destinations {
  padding: 7rem 0;
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 50%, var(--color-bg) 100%);
}

.destinations__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.dest-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-card-bg);
  border: 0.0625rem solid var(--color-card-border);
  transition: transform var(--transition), box-shadow var(--transition);
}

.dest-card:hover {
  transform: translateY(-0.5rem);
  box-shadow: 0 1.5rem 3rem rgba(0, 0, 0, 0.4);
}

.dest-card__img-wrap {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
}

.dest-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.dest-card:hover .dest-card__img {
  transform: scale(1.08);
}

.dest-card__overlay {
  position: absolute;
  inset: 0;
  background: rgba(15, 25, 35, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition);
}

.dest-card:hover .dest-card__overlay {
  opacity: 1;
}

.dest-card__btn {
  transform: translateY(1rem);
  transition: transform var(--transition), background var(--transition), border-color var(--transition);
}

.dest-card:hover .dest-card__btn {
  transform: translateY(0);
}

.dest-card__info {
  padding: 1.5rem;
}

.dest-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.dest-card__duration {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.8rem;
  color: var(--color-text-sub);
}

.dest-card__duration svg {
  color: var(--color-accent);
}

.dest-card__price {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-accent);
  letter-spacing: 0.03em;
}

.dest-card__title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.dest-card__desc {
  font-size: 0.9rem;
  color: var(--color-text-sub);
  line-height: 1.6;
}


/* ===== INCLUDED ===== */
.included {
  padding: 7rem 0;
  position: relative;
}

.included::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40rem;
  height: 40rem;
  background: radial-gradient(circle, rgba(45, 140, 111, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.included__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.5rem;
}

.incl-card {
  text-align: center;
  padding: 2rem 1.25rem;
  border-radius: var(--radius);
  background: var(--color-card-bg);
  border: 0.0625rem solid var(--color-card-border);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.incl-card:hover {
  transform: translateY(-0.375rem);
  border-color: rgba(232, 168, 56, 0.35);
  box-shadow: 0 0.5rem 2rem rgba(232, 168, 56, 0.08);
}

.incl-card__icon {
  width: 3rem;
  height: 3rem;
  margin: 0 auto 1.25rem;
  color: var(--color-accent);
  transition: transform var(--transition);
}

.incl-card:hover .incl-card__icon {
  transform: scale(1.1);
}

.incl-card__icon svg {
  width: 100%;
  height: 100%;
}

.incl-card__title {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.incl-card__desc {
  font-size: 0.8rem;
  color: var(--color-text-sub);
  line-height: 1.6;
}


/* ===== TESTIMONIAL ===== */
.testimonial {
  position: relative;
  padding: 10rem 0;
  overflow: hidden;
}

.testimonial__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.testimonial__bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: blur(0.125rem);
}

.testimonial__overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(
    135deg,
    rgba(15, 25, 35, 0.85) 0%,
    rgba(15, 25, 35, 0.7) 100%
  );
}

.testimonial__content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 50rem;
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

.testimonial__quote-mark {
  font-family: var(--font-serif);
  font-size: 8rem;
  line-height: 0.5;
  color: var(--color-accent);
  opacity: 0.4;
  margin-bottom: 1rem;
}

.testimonial__text {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 400;
  font-style: italic;
  line-height: 1.4;
  color: var(--color-text);
  margin-bottom: 2.5rem;
}

.testimonial__author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

.testimonial__author-line {
  width: 2.5rem;
  height: 0.0625rem;
  background: var(--color-accent);
}

.testimonial__author-name {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text);
}

.testimonial__author-detail {
  font-size: 0.8rem;
  color: var(--color-text-sub);
}


/* ===== CONTACT ===== */
.contact {
  padding: 7rem 0;
  background: linear-gradient(180deg, var(--color-bg) 0%, #0a1119 100%);
}

.contact__wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact__desc {
  font-size: 1.05rem;
  color: var(--color-text-sub);
  line-height: 1.8;
  margin-top: 1rem;
  margin-bottom: 2rem;
}

.contact__desc strong {
  color: var(--color-accent);
  font-weight: 600;
}

.contact__socials {
  display: flex;
  gap: 1rem;
}

.contact__social {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 50%;
  border: 0.0625rem solid rgba(245, 240, 235, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-sub);
  transition: var(--transition);
}

.contact__social svg {
  width: 1.125rem;
  height: 1.125rem;
}

.contact__social:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-0.125rem);
}

/* --- Form --- */
.contact__form {
  background: var(--color-card-bg);
  border: 0.0625rem solid var(--color-card-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  backdrop-filter: blur(0.625rem);
}

.form-group {
  position: relative;
}

.form-input {
  width: 100%;
  background: rgba(15, 25, 35, 0.6);
  border: 0.0625rem solid rgba(138, 155, 173, 0.2);
  border-radius: 0.75rem;
  color: var(--color-text);
  font-size: 0.95rem;
  padding: 1.125rem 1rem 0.625rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 0.1875rem rgba(232, 168, 56, 0.15);
}

.form-label {
  position: absolute;
  top: 50%;
  left: 1rem;
  transform: translateY(-50%);
  font-size: 0.9rem;
  color: var(--color-text-sub);
  pointer-events: none;
  transition: var(--transition);
}

.form-input:focus ~ .form-label,
.form-input:not(:placeholder-shown) ~ .form-label {
  top: 0.5rem;
  transform: translateY(0);
  font-size: 0.7rem;
  color: var(--color-accent);
}

.form-label--select {
  top: 0.5rem;
  transform: translateY(0);
  font-size: 0.7rem;
  color: var(--color-accent);
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238A9BAD' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.form-select option {
  background: var(--color-bg);
  color: var(--color-text);
}


/* ===== FOOTER ===== */
.footer {
  padding: 2rem 0;
  border-top: 0.0625rem solid rgba(232, 168, 56, 0.1);
}

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

.footer__logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--color-text-sub);
  transition: color var(--transition);
}

.footer__logo:hover {
  color: var(--color-accent);
}

.footer__logo-icon {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--color-accent);
}

.footer__copy {
  font-size: 0.75rem;
  color: var(--color-text-sub);
  opacity: 0.6;
}


/* ===== RESPONSIVE ===== */

/* Tablet */
@media (max-width: 64rem) {
  .included__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .incl-card:nth-child(4),
  .incl-card:nth-child(5) {
    grid-column: span 1;
  }
}

@media (max-width: 56rem) {
  .destinations__grid {
    grid-template-columns: 1fr;
    gap: 2rem;
    max-width: 28rem;
    margin: 0 auto;
  }

  .contact__wrapper {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

/* Mobile */
@media (max-width: 48rem) {
  :root {
    --container-pad: 1.25rem;
  }

  .header__nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    height: 100vh;
    background: rgba(15, 25, 35, 0.97);
    backdrop-filter: blur(1.25rem);
    -webkit-backdrop-filter: blur(1.25rem);
    flex-direction: column;
    justify-content: center;
    gap: 2.5rem;
    transform: translateX(100%);
    transition: transform var(--transition);
  }

  .header__nav.active {
    transform: translateX(0);
  }

  .header__nav .header__link {
    font-size: 1.5rem;
    color: var(--color-text);
  }

  .header__nav .header__link--cta {
    font-size: 1rem;
  }

  .header__burger {
    display: flex;
  }

  .included__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero__title {
    font-size: clamp(2rem, 9vw, 3rem);
  }

  .testimonial {
    padding: 6rem 0;
  }

  .testimonial__quote-mark {
    font-size: 5rem;
  }

  .footer__inner {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

@media (max-width: 30rem) {
  .included__grid {
    grid-template-columns: 1fr;
  }

  .hero__scroll-indicator {
    display: none;
  }
}