/* ==================
   CSS VARIABLES
   ================== */
:root {
  /* Color Palette - Cool, grounded, mountain stillness */
  --sage: #7C9082;
  --sage-light: #E8EDEA;
  --sage-muted: #A8B5AB;
  --stone: #6B7280;
  --stone-light: #9CA3AF;
  --charcoal: #1F2937;
  --charcoal-soft: #374151;
  --warm-white: #FAFAF9;
  --cream: #F5F5F0;
  --mist: #94A3B8;
  --deep-blue: #334155;
  
  /* Typography */
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  
  /* Fluid Typography */
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.9rem + 0.5vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.6vw, 1.25rem);
  --text-xl: clamp(1.25rem, 1rem + 1vw, 1.5rem);
  --text-2xl: clamp(1.5rem, 1.2rem + 1.5vw, 2rem);
  --text-3xl: clamp(2rem, 1.5rem + 2.5vw, 3rem);
  --text-4xl: clamp(2.5rem, 1.8rem + 3.5vw, 4rem);
  --text-5xl: clamp(3rem, 2rem + 5vw, 5.5rem);
  
  /* Spacing */
  --section-padding: clamp(5rem, 10vw, 10rem);
  --container-padding: clamp(1.5rem, 5vw, 3rem);
  --container-max: 1200px;
  --container-narrow: 720px;
  
  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-normal: 0.4s;
  --duration-slow: 0.7s;
}

/* ==================
   RESET
   ================== */
*, *::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-body);
  font-size: var(--text-base);
  font-weight: 300;
  line-height: 1.7;
  color: var(--charcoal);
  background: var(--warm-white);
  overflow-x: hidden;
}

/* ==================
   TYPOGRAPHY
   ================== */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 300;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

p {
  max-width: 60ch;
}

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

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

/* ==================
   LAYOUT
   ================== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.container--narrow {
  max-width: var(--container-narrow);
}

/* ==================
   NAVIGATION
   ================== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.5rem 0;
  transition: background var(--duration-normal) var(--ease-out),
              padding var(--duration-normal) var(--ease-out);
}

.nav.scrolled {
  background: rgba(250, 250, 249, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 1rem 0;
  box-shadow: 0 1px 0 rgba(0,0,0,0.05);
}

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

.nav__logo {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.nav__links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav__link {
  font-size: var(--text-sm);
  font-weight: 400;
  letter-spacing: 0.03em;
  color: var(--charcoal-soft);
  position: relative;
  transition: color var(--duration-normal) var(--ease-out);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--sage);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--duration-normal) var(--ease-out);
}

.nav__link:hover {
  color: var(--charcoal);
}

.nav__link:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav__lang {
  font-size: var(--text-sm);
  color: var(--stone-light);
  display: flex;
  gap: 0.5rem;
}

.nav__lang a {
  transition: color var(--duration-normal);
}

.nav__lang a:hover,
.nav__lang a.active {
  color: var(--charcoal);
}

.nav__mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 28px;
  height: 20px;
  position: relative;
  z-index: 101;
}

.nav__mobile-toggle span {
  display: block;
  width: 100%;
  height: 1.5px;
  background: var(--charcoal);
  position: absolute;
  left: 0;
  transition: all var(--duration-normal) var(--ease-out);
}

.nav__mobile-toggle span:nth-child(1) { top: 0; }
.nav__mobile-toggle span:nth-child(2) { top: 50%; transform: translateY(-50%); }
.nav__mobile-toggle span:nth-child(3) { bottom: 0; }

.nav__mobile-toggle.active span:nth-child(1) {
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
}

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

.nav__mobile-toggle.active span:nth-child(3) {
  bottom: 50%;
  transform: translateY(50%) rotate(-45deg);
}

.nav__mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--warm-white);
  padding: 6rem var(--container-padding) 2rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--duration-normal) var(--ease-out),
              visibility var(--duration-normal) var(--ease-out);
}

.nav__mobile-menu.active {
  opacity: 1;
  visibility: visible;
}

.nav__mobile-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.nav__mobile-link {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  color: var(--charcoal);
}

/* ==================
   HERO
   ================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(165deg, var(--warm-white) 0%, var(--cream) 50%, var(--sage-light) 100%);
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(ellipse 80% 50% at 80% 50%, rgba(124, 144, 130, 0.08), transparent),
    radial-gradient(ellipse 60% 60% at 20% 80%, rgba(148, 163, 184, 0.06), transparent);
  pointer-events: none;
}

.hero__container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  padding-top: 6rem;
  padding-bottom: 4rem;
}

.hero__content {
  position: relative;
  z-index: 2;
}

.hero__label {
  font-size: var(--text-sm);
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--sage);
  margin-bottom: 1.5rem;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.8s var(--ease-out) 0.2s forwards;
}

.hero__title {
  font-size: var(--text-5xl);
  color: var(--charcoal);
  margin-bottom: 1.5rem;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 0.8s var(--ease-out) 0.4s forwards;
}

.hero__title em {
  font-style: italic;
  color: var(--sage);
}

.hero__subtitle {
  font-size: var(--text-xl);
  font-weight: 300;
  color: var(--charcoal-soft);
  margin-bottom: 2.5rem;
  max-width: 480px;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 0.8s var(--ease-out) 0.6s forwards;
}

.hero__cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 0.8s var(--ease-out) 0.8s forwards;
}

.hero__image {
  position: relative;
  opacity: 0;
  transform: translateX(40px);
  animation: fadeLeft 1s var(--ease-out) 0.5s forwards;
}

.hero__image img {
  width: 100%;
  height: 600px;
  object-fit: cover;
  border-radius: 2px;
}

.hero__image::before {
  content: '';
  position: absolute;
  top: -20px;
  right: -20px;
  width: 100%;
  height: 100%;
  border: 1px solid var(--sage-muted);
  border-radius: 2px;
  z-index: -1;
}

.hero__scroll {
  position: absolute;
  bottom: 3rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--stone-light);
  font-size: var(--text-sm);
  letter-spacing: 0.1em;
  opacity: 0;
  animation: fadeIn 1s var(--ease-out) 1.2s forwards;
}

.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--sage), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

/* ==================
   BUTTONS
   ================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: none;
  border-radius: 0;
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-out);
}

.btn--primary {
  background: var(--charcoal);
  color: var(--warm-white);
}

.btn--primary:hover {
  background: var(--sage);
  transform: translateY(-2px);
}

.btn--secondary {
  background: transparent;
  color: var(--charcoal);
  border: 1px solid var(--charcoal);
}

.btn--secondary:hover {
  background: var(--charcoal);
  color: var(--warm-white);
}

.btn svg {
  width: 16px;
  height: 16px;
  transition: transform var(--duration-normal) var(--ease-out);
}

.btn:hover svg {
  transform: translateX(4px);
}

/* ==================
   SECTIONS
   ================== */
.section {
  padding: var(--section-padding) 0;
}

.section--cream {
  background: var(--cream);
}

.section--sage {
  background: var(--sage-light);
}

.section__label {
  font-size: var(--text-sm);
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--sage);
  margin-bottom: 1rem;
}

.section__title {
  font-size: var(--text-4xl);
  color: var(--charcoal);
  margin-bottom: 1.5rem;
}

.section__intro {
  font-size: var(--text-lg);
  color: var(--charcoal-soft);
  max-width: 600px;
}

/* ==================
   ABOUT
   ================== */
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 6rem;
  align-items: center;
}

.about__image {
  position: relative;
}

.about__image img {
  width: 100%;
  height: 550px;
  object-fit: cover;
  object-position: center top;
}

.about__image::after {
  content: '';
  position: absolute;
  bottom: -30px;
  left: -30px;
  width: 60%;
  height: 60%;
  background: var(--sage-light);
  z-index: -1;
}

.about__content {
  padding: 2rem 0;
}

.about__text {
  margin-bottom: 2rem;
  color: var(--charcoal-soft);
}

.about__text p {
  margin-bottom: 1.5rem;
}

.about__quote {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-style: italic;
  color: var(--sage);
  padding-left: 2rem;
  border-left: 2px solid var(--sage-muted);
  margin: 2.5rem 0;
}

/* ==================
   OFFERINGS
   ================== */
.offerings__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin-top: 4rem;
}

.offering-card {
  background: var(--warm-white);
  padding: 3rem;
  position: relative;
  overflow: hidden;
  transition: all var(--duration-normal) var(--ease-out);
}

.offering-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--sage);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration-slow) var(--ease-out);
}

.offering-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.06);
}

.offering-card:hover::before {
  transform: scaleX(1);
}

.offering-card__icon {
  width: 48px;
  height: 48px;
  margin-bottom: 1.5rem;
  color: var(--sage);
}

.offering-card__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 400;
  margin-bottom: 1rem;
  color: var(--charcoal);
}

.offering-card__text {
  color: var(--charcoal-soft);
  margin-bottom: 1.5rem;
}

.offering-card__link {
  font-size: var(--text-sm);
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--sage);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: gap var(--duration-normal) var(--ease-out);
}

.offering-card__link:hover {
  gap: 0.75rem;
}

.offering-card__link svg {
  width: 16px;
  height: 16px;
}

/* ==================
   RETREATS GALLERY
   ================== */
.retreats__header {
  text-align: center;
  margin-bottom: 4rem;
}

.retreats__header .section__intro {
  margin: 0 auto;
}

.retreats__gallery {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: repeat(2, 280px);
  gap: 1.5rem;
}

.retreats__image {
  overflow: hidden;
  position: relative;
}

.retreats__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.retreats__image:hover img {
  transform: scale(1.05);
}

.retreats__image:nth-child(1) {
  grid-column: 1 / 8;
  grid-row: 1 / 2;
}

.retreats__image:nth-child(2) {
  grid-column: 8 / 13;
  grid-row: 1 / 3;
}

.retreats__image:nth-child(3) {
  grid-column: 1 / 5;
  grid-row: 2 / 3;
}

.retreats__image:nth-child(4) {
  grid-column: 5 / 8;
  grid-row: 2 / 3;
}

.retreats__cta {
  text-align: center;
  margin-top: 3rem;
}

/* ==================
   APPROACH
   ================== */
.approach__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
  margin-top: 4rem;
}

.approach-item {
  text-align: center;
  padding: 2rem;
}

.approach-item__number {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  color: var(--sage-muted);
  margin-bottom: 1rem;
}

.approach-item__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 400;
  margin-bottom: 0.75rem;
  color: var(--charcoal);
}

.approach-item__text {
  font-size: var(--text-sm);
  color: var(--charcoal-soft);
}

/* ==================
   CTA SECTION
   ================== */
.cta {
  text-align: center;
  padding: var(--section-padding) 0;
  background: var(--charcoal);
  color: var(--warm-white);
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse 80% 80% at 50% 120%, var(--sage) 0%, transparent 60%);
  opacity: 0.15;
}

.cta__content {
  position: relative;
  z-index: 1;
}

.cta__title {
  font-size: var(--text-4xl);
  margin-bottom: 1.5rem;
  color: var(--warm-white);
}

.cta__text {
  font-size: var(--text-lg);
  color: var(--stone-light);
  margin: 0 auto 2.5rem;
  max-width: 500px;
}

.cta .btn--primary {
  background: var(--warm-white);
  color: var(--charcoal);
}

.cta .btn--primary:hover {
  background: var(--sage);
  color: var(--warm-white);
}

/* ==================
   FOOTER
   ================== */
.footer {
  padding: 4rem 0 2rem;
  background: var(--charcoal);
  color: var(--stone-light);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 4rem;
  margin-bottom: 4rem;
}

.footer__brand {
  max-width: 320px;
}

.footer__logo {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--warm-white);
  margin-bottom: 1.5rem;
}

.footer__tagline {
  font-size: var(--text-sm);
  line-height: 1.8;
}

.footer__heading {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--warm-white);
  margin-bottom: 1.5rem;
}

.footer__links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer__link {
  font-size: var(--text-sm);
  transition: color var(--duration-normal);
}

.footer__link:hover {
  color: var(--warm-white);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  font-size: var(--text-sm);
}

.footer__afterglow {
  font-style: italic;
}

.footer__afterglow a {
  color: var(--sage-muted);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer__afterglow a:hover {
  color: var(--warm-white);
}

/* ==================
   ANIMATIONS
   ================== */
@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeLeft {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeIn {
  to {
    opacity: 1;
  }
}

@keyframes scrollPulse {
  0%, 100% {
    opacity: 1;
    transform: scaleY(1);
  }
  50% {
    opacity: 0.5;
    transform: scaleY(0.8);
  }
}

/* Scroll-triggered animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.stagger > * {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}

.stagger.is-visible > *:nth-child(1) { transition-delay: 0s; opacity: 1; transform: translateY(0); }
.stagger.is-visible > *:nth-child(2) { transition-delay: 0.1s; opacity: 1; transform: translateY(0); }
.stagger.is-visible > *:nth-child(3) { transition-delay: 0.2s; opacity: 1; transform: translateY(0); }
.stagger.is-visible > *:nth-child(4) { transition-delay: 0.3s; opacity: 1; transform: translateY(0); }

/* ==================
   RESPONSIVE
   ================== */
@media (max-width: 1024px) {
  .hero__container {
    grid-template-columns: 1fr;
    gap: 3rem;
    text-align: center;
  }
  
  .hero__subtitle {
    margin-left: auto;
    margin-right: auto;
  }
  
  .hero__cta {
    justify-content: center;
  }
  
  .hero__image {
    order: -1;
    max-width: 500px;
    margin: 0 auto;
  }
  
  .hero__image img {
    height: 400px;
  }
  
  .hero__image::before {
    display: none;
  }
  
  .about__grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .about__image::after {
    display: none;
  }
  
  .offerings__grid {
    grid-template-columns: 1fr;
  }
  
  .retreats__gallery {
    grid-template-columns: 1fr;
    grid-template-rows: repeat(4, 250px);
  }
  
  .retreats__image:nth-child(1),
  .retreats__image:nth-child(2),
  .retreats__image:nth-child(3),
  .retreats__image:nth-child(4) {
    grid-column: 1 / -1;
    grid-row: auto;
  }
  
  .approach__grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .footer__grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .nav__links {
    display: none;
  }
  
  .nav__mobile-toggle {
    display: block;
  }
  
  .nav__mobile-menu {
    display: block;
  }
  
  .nav__lang {
    margin-right: 1rem;
  }
  
  .hero {
    min-height: auto;
    padding-top: 8rem;
    padding-bottom: 4rem;
  }
  
  .hero__scroll {
    display: none;
  }
  
  .footer__bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}