/* ===========================================================
   Austral Lens — Patagonia Winter Photography
   Landing page styles
   Palette sampled from the logo background (#F5F4F2)
   =========================================================== */

:root {
  --cream:      #f5f4f2;
  --cream-2:    #efece5;
  --cream-3:    #e7e3da;
  --ink:        #1d1c19;
  --ink-soft:   #46443e;
  --muted:      #837e74;
  --line:       rgba(29, 28, 25, 0.14);
  --line-soft:  rgba(29, 28, 25, 0.08);

  --dark:       #1b1a17;
  --dark-2:     #232019;
  --dark-soft:  #cdc7ba;
  --dark-muted: #908a7d;
  --ember:      #c08a4e;

  --serif-display: "Fraunces", "Cormorant Garamond", "Times New Roman", serif;
  --serif-body:    "EB Garamond", Georgia, serif;
  --sans-label:    "Jost", "Helvetica Neue", Arial, sans-serif;

  --maxw: 1180px;
  --gut:  clamp(1.25rem, 5vw, 4rem);

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--serif-body);
  font-size: clamp(1.05rem, 1.05rem + 0.2vw, 1.2rem);
  line-height: 1.75;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { margin: 0; font-weight: 400; }
p { margin: 0 0 1.1em; }
p:last-child { margin-bottom: 0; }

/* ---------- Shared atoms ---------- */
.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding-left: var(--gut);
  padding-right: var(--gut);
}
.section {
  padding-block: clamp(5rem, 11vh, 9rem);
}
.section--tight { padding-block: clamp(4rem, 8vh, 6.5rem); }

.eyebrow {
  font-family: var(--sans-label);
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 1.4rem;
}
.eyebrow::before {
  content: "";
  display: inline-block;
  width: 26px;
  height: 1px;
  background: currentColor;
  vertical-align: middle;
  margin-right: 0.9rem;
  margin-bottom: 0.18em;
  opacity: 0.6;
}

h2.title {
  font-family: var(--serif-display);
  font-weight: 400;
  font-size: clamp(2.1rem, 1.4rem + 3vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -0.01em;
  max-width: 18ch;
}
.lead {
  font-family: var(--serif-body);
  font-size: clamp(1.2rem, 1.1rem + 0.5vw, 1.5rem);
  line-height: 1.6;
  color: var(--ink-soft);
  max-width: 56ch;
}

/* ---------- Buttons ---------- */
.btn {
  --bg: var(--ink);
  --fg: var(--cream);
  --bd: var(--ink);
  display: inline-flex;
  align-items: center;
  gap: 0.7em;
  font-family: var(--sans-label);
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 1.05em 1.9em;
  background: var(--bg);
  color: var(--fg);
  border: 1px solid var(--bd);
  cursor: pointer;
  transition: background .45s var(--ease), color .45s var(--ease), border-color .45s var(--ease), transform .3s var(--ease);
  white-space: nowrap;
}
.btn:hover { background: transparent; color: var(--ink); transform: translateY(-1px); }
.btn--ghost { --bg: transparent; --fg: var(--ink); --bd: var(--line); }
.btn--ghost:hover { background: var(--ink); color: var(--cream); border-color: var(--ink); }
.btn--on-dark { --bg: var(--cream); --fg: var(--ink); --bd: var(--cream); }
.btn--on-dark:hover { background: transparent; color: var(--cream); border-color: rgba(255,255,255,0.5); }

/* ===========================================================
   NAV
   =========================================================== */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 60;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.4rem var(--gut);
  background: transparent;
  transition: background .5s var(--ease), padding .5s var(--ease), box-shadow .5s var(--ease), border-color .5s var(--ease);
  border-bottom: 1px solid transparent;
}
.nav.is-stuck {
  background: rgba(245, 244, 242, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding-block: 0.95rem;
  border-bottom-color: var(--line-soft);
}
.nav__brand {
  font-family: var(--serif-display);
  font-size: 1.18rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  padding-left: 0.32em;
  line-height: 1;
  white-space: nowrap;
}
.nav__links {
  display: flex;
  align-items: center;
  gap: clamp(1.2rem, 2.5vw, 2.4rem);
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav__links a {
  font-family: var(--sans-label);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-soft);
  position: relative;
  padding-block: 0.3rem;
}
.nav__links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .4s var(--ease);
}
.nav__links a:hover { color: var(--ink); }
.nav__links a:hover::after { transform: scaleX(1); }
.nav__links .nav__cta { color: var(--ink); }

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 30px;
  height: 22px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 0;
}
.nav__toggle span {
  display: block;
  height: 1.5px;
  width: 100%;
  background: var(--ink);
  transition: transform .4s var(--ease), opacity .3s var(--ease);
}
.nav.is-open .nav__toggle span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav.is-open .nav__toggle span:nth-child(2) { opacity: 0; }
.nav.is-open .nav__toggle span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ===========================================================
   HERO
   =========================================================== */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 8rem var(--gut) 4rem;
  overflow: hidden;
  background: var(--cream-2);
}
/* Atmospheric winter wash — fallback shown only if no hero photo loads. */
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 90% at 50% 8%, rgba(255,255,255,0.0) 0%, rgba(231,227,218,0.55) 70%, rgba(223,218,206,0.85) 100%),
    linear-gradient(180deg, #f7f6f4 0%, #f1eee7 55%, #e9e5dc 100%);
  z-index: 0;
}
/* Full-bleed winter photo. Swap the url() to change the hero image.
   The light gradient on top keeps the dark logo + text legible. */
.hero__photo {
  position: absolute;
  inset: 0;
  z-index: 1;
  background-image:
    linear-gradient(180deg, rgba(245,243,239,0.42) 0%, rgba(245,243,239,0.30) 38%, rgba(245,243,239,0.58) 100%),
    url("carlosdiaz-34.jpg");
  background-size: cover;
  background-position: center 35%;
}
/* Keep all hero content above the photo. */
.hero > *:not(.hero__photo) { position: relative; z-index: 2; }

.hero__logo {
  width: clamp(200px, 30vw, 320px);
  margin-bottom: clamp(1.8rem, 4vw, 3rem);
  filter: drop-shadow(0 2px 18px rgba(244,242,238,0.55));
}
.hero__headline {
  font-family: var(--serif-display);
  font-weight: 400;
  font-size: clamp(2.9rem, 1.6rem + 6vw, 6.2rem);
  line-height: 1.0;
  letter-spacing: -0.01em;
  font-style: italic;
}
.hero__sub {
  margin: clamp(1.5rem, 3vw, 2.2rem) auto 0;
  max-width: 48ch;
  font-size: clamp(1.18rem, 1.05rem + 0.55vw, 1.5rem);
  line-height: 1.65;
  font-weight: 500;
  color: var(--ink);
}
.hero__actions { margin-top: clamp(2rem, 4vw, 2.8rem); }
.hero__meta {
  margin-top: clamp(2.2rem, 4vw, 3rem);
  font-family: var(--sans-label);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
}
.hero__meta span { white-space: nowrap; }
.hero__meta i {
  font-style: normal;
  margin: 0 0.7em;
  opacity: 0.5;
}
.scroll-cue {
  position: absolute;
  bottom: 1.8rem;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--sans-label);
  font-size: 0.62rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
}
.scroll-cue::after {
  content: "";
  width: 1px;
  height: 38px;
  background: linear-gradient(var(--muted), transparent);
  animation: cue 2.4s var(--ease) infinite;
}
@keyframes cue {
  0%   { transform: scaleY(0); transform-origin: top; }
  40%  { transform: scaleY(1); transform-origin: top; }
  60%  { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ===========================================================
   CONCEPT — three pillars
   =========================================================== */
.concept__head { max-width: 60ch; margin-bottom: clamp(3rem, 6vw, 4.5rem); }
.concept__head .lead { margin-top: 1.6rem; }

.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(2rem, 4vw, 3.5rem);
}
.pillar {
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}
.pillar__num {
  font-family: var(--sans-label);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  color: var(--muted);
  display: block;
  margin-bottom: 1.4rem;
}
.pillar__name {
  font-family: var(--serif-display);
  font-size: clamp(1.7rem, 1.3rem + 1vw, 2.2rem);
  line-height: 1.1;
  margin-bottom: 0.9rem;
}
.pillar__body { color: var(--ink-soft); font-size: 1.05rem; line-height: 1.7; }

/* ===========================================================
   PHOTOGRAPHERS — Two Ways of Seeing
   =========================================================== */
.photographers { background: var(--cream-2); }
.tw__head { text-align: center; max-width: 60ch; margin: 0 auto clamp(3.5rem, 7vw, 5rem); }
.tw__head .lead { margin: 1.8rem auto 0; }

.duo {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2.5rem, 5vw, 5rem);
}
.person__media {
  position: relative;
  aspect-ratio: 4 / 5;
  background: linear-gradient(160deg, var(--cream-3), #d9d4c8);
  overflow: hidden;
  margin-bottom: 1.8rem;
}
.person__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}
.person__role {
  font-family: var(--sans-label);
  font-size: 0.7rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--muted);
  display: block;
  margin-bottom: 0.7rem;
}
.person__name {
  font-family: var(--serif-display);
  font-size: clamp(1.9rem, 1.4rem + 1.4vw, 2.6rem);
  line-height: 1.05;
  margin-bottom: 1.1rem;
}
.person__body { color: var(--ink-soft); }
.ilink {
  color: inherit;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  text-decoration-color: rgba(29, 28, 25, 0.35);
  transition: text-decoration-color 0.35s var(--ease);
}
.ilink:hover { text-decoration-color: var(--ink); }

.meet {
  margin-top: clamp(3.5rem, 7vw, 5.5rem);
  text-align: center;
  border-top: 1px solid var(--line);
  padding-top: clamp(3rem, 6vw, 4.5rem);
}
.meet h3 {
  font-family: var(--serif-display);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1.7rem, 1.3rem + 1.2vw, 2.4rem);
  margin-bottom: 1.4rem;
}
.meet p {
  max-width: 60ch;
  margin: 0 auto;
  color: var(--ink-soft);
  font-size: clamp(1.1rem, 1rem + 0.4vw, 1.35rem);
}

/* ===========================================================
   EXPERIENCE — dark, warm contrast section
   =========================================================== */
.experience {
  color: var(--dark-soft);
  position: relative;
  overflow: hidden;
  background-color: var(--dark);
  background-image:
    linear-gradient(180deg, rgba(18,16,13,0.82) 0%, rgba(18,16,13,0.74) 55%, rgba(18,16,13,0.86) 100%),
    url("carlosdiaz-88.jpg");
  background-size: cover;
  background-position: center;
}
.experience::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(80% 60% at 80% 110%, rgba(192,138,78,0.18), transparent 60%);
  pointer-events: none;
}
.experience .eyebrow { color: var(--dark-muted); }
.experience__grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: clamp(2.5rem, 6vw, 6rem);
  align-items: start;
  position: relative;
}
.experience h2.title { color: var(--cream); }
.experience__body { color: var(--dark-soft); }
.experience__body .pull {
  font-family: var(--serif-display);
  font-style: italic;
  font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2.1rem);
  line-height: 1.3;
  color: var(--cream);
  margin: 1.6rem 0;
  padding-left: 1.4rem;
  border-left: 2px solid var(--ember);
}
.experience__base {
  margin: clamp(2rem, 4vw, 3rem) 0 0;
}
.experience__base img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  display: block;
  border: 1px solid rgba(255, 255, 255, 0.14);
}
.experience__base figcaption {
  margin-top: 0.9rem;
  font-family: var(--sans-label);
  font-size: 0.64rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--dark-muted);
}

/* ===========================================================
   TERRITORY
   =========================================================== */
.territory__head { max-width: 62ch; margin-bottom: clamp(3rem, 6vw, 4.5rem); }
.territory__head .lead { margin-top: 1.6rem; }

.places {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1.6rem, 3vw, 2.6rem);
}
.place {
  position: relative;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  background: var(--cream);
  overflow: hidden;
  transition: transform .5s var(--ease), box-shadow .5s var(--ease);
}
.place:hover { transform: translateY(-4px); box-shadow: 0 24px 50px -30px rgba(29,28,25,0.4); }
.place__media {
  aspect-ratio: 16 / 10;
  background: linear-gradient(150deg, var(--cream-3), #d6d1c4);
  position: relative;
  overflow: hidden;
}
.place__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}
.place__text { padding: 1.6rem 1.7rem 1.9rem; }
.place__name {
  font-family: var(--serif-display);
  font-size: clamp(1.5rem, 1.2rem + 0.9vw, 1.9rem);
  margin-bottom: 0.7rem;
}
.place__body { color: var(--ink-soft); font-size: 1.02rem; line-height: 1.65; }

.extensions {
  margin-top: clamp(2.5rem, 5vw, 3.5rem);
  padding: clamp(1.8rem, 3vw, 2.4rem) clamp(1.8rem, 3vw, 2.6rem);
  background: var(--cream-2);
  border-left: 2px solid var(--ink);
  font-family: var(--serif-display);
  font-size: clamp(1.2rem, 1.05rem + 0.6vw, 1.55rem);
  font-style: italic;
  line-height: 1.5;
  color: var(--ink-soft);
  max-width: 70ch;
}

/* ===========================================================
   DETAILS
   =========================================================== */
.details { background: var(--cream-2); }
.details__grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(2.5rem, 6vw, 6rem);
  align-items: start;
}
.details__list { display: grid; gap: 0; }
.detail {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem;
  padding: 1.7rem 0;
  border-top: 1px solid var(--line);
}
.detail:last-child { border-bottom: 1px solid var(--line); }
.detail dt {
  font-family: var(--sans-label);
  font-size: 0.74rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink);
}
.detail dd { margin: 0; color: var(--ink-soft); font-size: 1.05rem; line-height: 1.65; max-width: 60ch; }

.notes { display: grid; gap: 1.5rem; margin-top: 0.5rem; }
.note {
  font-family: var(--serif-display);
  font-style: italic;
  font-size: clamp(1.2rem, 1.05rem + 0.6vw, 1.55rem);
  line-height: 1.5;
  color: var(--ink-soft);
  padding-left: 1.3rem;
  border-left: 2px solid var(--line);
}

/* ===========================================================
   WAITLIST — close
   =========================================================== */
.waitlist {
  background: var(--dark);
  color: var(--dark-soft);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.waitlist::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(70% 80% at 50% 0%, rgba(255,255,255,0.05), transparent 60%);
  pointer-events: none;
}
.waitlist__inner { max-width: 640px; margin: 0 auto; position: relative; }
.waitlist .eyebrow { color: var(--dark-muted); justify-content: center; display: inline-block; }
.waitlist h2.title { color: var(--cream); margin: 0 auto; max-width: 16ch; }
.waitlist__copy { margin: 1.8rem auto 2.6rem; color: var(--dark-soft); max-width: 52ch; }

.form {
  display: flex;
  gap: 0.7rem;
  max-width: 480px;
  margin: 0 auto;
}
.form__field {
  flex: 1;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.28);
  color: var(--cream);
  font-family: var(--serif-body);
  font-size: 1.05rem;
  padding: 1.05em 1.2em;
  transition: border-color .4s var(--ease);
}
.form__field::placeholder { color: var(--dark-muted); }
.form__field:focus { outline: none; border-color: var(--cream); }
.form__msg {
  margin-top: 1.2rem;
  min-height: 1.3em;
  font-family: var(--sans-label);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.form__msg.is-ok { color: var(--ember); }
.form__msg.is-err { color: #d98c8c; }
.fineprint {
  margin-top: 2.4rem;
  font-family: var(--sans-label);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--dark-muted);
}

/* ===========================================================
   FOOTER
   =========================================================== */
.footer {
  background: var(--dark-2);
  color: var(--dark-muted);
  padding: clamp(3rem, 6vw, 4.5rem) var(--gut);
  text-align: center;
}
.footer__brand {
  font-family: var(--serif-display);
  font-size: 1.5rem;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--cream);
  padding-left: 0.34em;
}
.footer__tag {
  font-family: var(--sans-label);
  font-size: 0.66rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  margin-top: 1rem;
}
.footer__line {
  width: 40px; height: 1px;
  background: rgba(255,255,255,0.2);
  margin: 1.8rem auto;
}
.footer small {
  font-family: var(--sans-label);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

/* ===========================================================
   Scroll reveal
   =========================================================== */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 1s var(--ease), transform 1s var(--ease);
}
.reveal.is-in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .1s; }
.reveal[data-delay="2"] { transition-delay: .2s; }
.reveal[data-delay="3"] { transition-delay: .3s; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .scroll-cue::after { animation: none; }
}

/* ===========================================================
   Responsive
   =========================================================== */
@media (max-width: 920px) {
  .pillars { grid-template-columns: 1fr; gap: 0; }
  .pillar { padding-block: 2rem; }
  .pillar:first-child { padding-top: 0; border-top: 0; }
  .duo { grid-template-columns: 1fr; }
  .experience__grid { grid-template-columns: 1fr; }
  .details__grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .nav__toggle { display: flex; }
  .scroll-cue { display: none; }
  .hero { padding-top: 6.5rem; }
  .nav__links {
    position: fixed;
    inset: 0 0 auto 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 6rem var(--gut) 2.5rem;
    background: rgba(245, 244, 242, 0.97);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
    transform: translateY(-110%);
    transition: transform .55s var(--ease);
  }
  .nav.is-open .nav__links { transform: translateY(0); }
  .nav__links li { width: 100%; }
  .nav__links a {
    display: block;
    width: 100%;
    padding-block: 1rem;
    border-bottom: 1px solid var(--line-soft);
    font-size: 0.9rem;
  }
  .places { grid-template-columns: 1fr; }
  .form { flex-direction: column; }
}

@media (max-width: 420px) {
  .hero__meta i { display: none; }
  .hero__meta span { display: block; margin-block: 0.35rem; }
}