/* =========================================================
   Shana & Preston — Ciudad de México · January 2027
   Editorial black & white on warm ivory
   ========================================================= */

:root{
  --ivory:      #F4ECE1;   /* warm paper */
  --ivory-deep: #EFE5D8;
  --ink:        #1B1917;   /* near-black */
  --ink-soft:   #3A352F;
  --taupe:      #7C7268;   /* muted secondary text */
  --gold:       #A5895C;   /* warm antique gold accent */
  --gold-deep:  #8C6F47;
  --line:       rgba(27,25,23,.14);
  --serif: "Cormorant Garamond", Georgia, "Times New Roman", serif;
  --display: "Playfair Display", Georgia, serif;
  --script: "Pinyon Script", "Playfair Display", cursive;
  --sans: "Jost", "Helvetica Neue", Arial, sans-serif;
  --maxw: 1240px;
  --ease: cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--ivory);
  color:var(--ink);
  font-family:var(--serif);
  font-size:20px;
  line-height:1.65;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{display:block;max-width:100%}

/* B&W editorial treatment on every photo */
.ph{
  filter:grayscale(100%) contrast(1.06) brightness(1.02);
  transition:filter .9s var(--ease), transform 1.6s var(--ease);
}
.ph:hover{filter:grayscale(100%) contrast(1.08) brightness(1.04)}

/* ---------- Typography helpers ---------- */
.eyebrow{
  font-family:var(--sans);
  font-size:.72rem;
  font-weight:400;
  letter-spacing:.42em;
  text-transform:uppercase;
  color:var(--gold-deep);
}
.display{
  font-family:var(--display);
  font-weight:500;
  line-height:1.02;
  letter-spacing:.005em;
}
h1,h2,h3{font-family:var(--serif);font-weight:500;line-height:1.1}
a{color:inherit;text-decoration:none}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 clamp(1.5rem,5vw,4rem)}

/* ================= HEADER / NAV ================= */
header.site{
  position:fixed;top:0;left:0;right:0;z-index:60;
  display:flex;align-items:center;justify-content:space-between;
  padding:1.5rem clamp(1.5rem,5vw,4rem);
  transition:background .5s var(--ease), padding .5s var(--ease), box-shadow .5s var(--ease);
}
header.site.scrolled{
  background:rgba(244,236,225,.9);
  backdrop-filter:blur(10px);
  padding:1rem clamp(1.5rem,5vw,4rem);
  box-shadow:0 1px 0 var(--line);
}
.brand{line-height:1}
.brand .mono{font-family:var(--display);font-weight:600;font-size:1.5rem;letter-spacing:.06em;color:var(--ink);display:block;line-height:1}
.brand .names{
  font-family:var(--sans);
  font-size:.66rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gold-deep);
  display:block;margin-top:.4rem;white-space:nowrap;
}
@media(max-width:520px){.brand .names{font-size:.58rem;letter-spacing:.14em}}

nav.desktop{display:flex;gap:2.1rem;align-items:center}
nav.desktop a{
  font-family:var(--sans);font-size:.74rem;letter-spacing:.24em;text-transform:uppercase;
  color:var(--ink-soft);position:relative;padding-bottom:3px;
}
nav.desktop a::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:0;background:var(--gold);
  transition:width .4s var(--ease);
}
nav.desktop a:hover::after,nav.desktop a.active::after{width:100%}
nav.desktop a.active{color:var(--gold-deep)}

.menu-btn{
  display:none;background:none;border:none;cursor:pointer;
  font-family:var(--sans);font-size:.74rem;letter-spacing:.28em;text-transform:uppercase;color:var(--ink);
}

/* mobile drawer */
.drawer{
  position:fixed;inset:0;z-index:70;background:var(--ivory);
  transform:translateY(-100%);transition:transform .6s var(--ease);
  display:flex;flex-direction:column;justify-content:center;align-items:center;gap:1.6rem;
}
.drawer.open{transform:translateY(0)}
.drawer a{font-family:var(--serif);font-size:2rem;color:var(--ink)}
.drawer a.active{color:var(--gold-deep);font-style:italic}
.drawer .close{position:absolute;top:1.8rem;right:clamp(1.5rem,5vw,4rem);
  font-family:var(--sans);font-size:.8rem;letter-spacing:.28em;background:none;border:none;cursor:pointer;text-transform:uppercase}

/* ================= HERO ================= */
.hero{position:relative;height:100vh;min-height:640px;display:flex;align-items:center;justify-content:center;overflow:hidden}
.hero .bg{position:absolute;inset:0}
.hero .bg img{width:100%;height:100%;object-fit:cover}
.hero .bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,18,16,.35),rgba(20,18,16,.15) 40%,rgba(20,18,16,.5))}
.hero .center{position:relative;z-index:2;text-align:center;color:#F6EFE6;padding:0 1.5rem}
.hero .center .eyebrow{color:rgba(246,239,230,.85)}
.hero h1{font-family:var(--display);font-weight:500;font-size:clamp(3.4rem,12vw,9rem);line-height:.95;margin:.5rem 0}
.hero h1 .amp{display:block;font-style:italic;font-size:.5em;color:var(--gold);margin:.1em 0}
.hero .meta{font-family:var(--sans);font-size:.8rem;letter-spacing:.4em;text-transform:uppercase;margin-top:1.4rem}
.hero .place{font-style:italic;font-size:1.4rem;margin-top:.8rem;font-family:var(--serif)}
.scroll-cue{position:absolute;bottom:2rem;left:50%;transform:translateX(-50%);z-index:2;color:#F6EFE6;
  font-family:var(--sans);font-size:.62rem;letter-spacing:.35em;text-transform:uppercase;opacity:.85}
.scroll-cue span{display:block;width:1px;height:44px;background:rgba(246,239,230,.7);margin:.6rem auto 0;animation:cue 2.4s var(--ease) infinite}
@keyframes cue{0%{transform:scaleY(.2);transform-origin:top;opacity:.2}50%{transform:scaleY(1);opacity:.9}100%{transform:scaleY(.2);transform-origin:bottom;opacity:.2}}

/* ---- page hero (interior pages) ---- */
.page-hero{padding:clamp(9rem,18vh,13rem) 0 clamp(2.5rem,6vh,4rem);text-align:center}
.page-hero h1{font-family:var(--display);font-size:clamp(3rem,9vw,6rem);margin:.6rem 0 .4rem}
.page-hero p.lead{max-width:44ch;margin:1rem auto 0;color:var(--taupe);font-size:1.15rem;font-style:italic}
.rule{width:64px;height:1px;background:var(--gold);margin:1.6rem auto 0}

/* ================= SECTIONS ================= */
section{padding:clamp(3.5rem,8vh,6.5rem) 0}
.section-label{text-align:center;margin-bottom:3rem}
.section-label h2{font-family:var(--display);font-size:clamp(2rem,5vw,3.2rem);margin-top:.5rem}

/* full-bleed photo band */
.photo-band{position:relative;width:100%;height:min(78vh,760px);overflow:hidden}
.photo-band img{width:100%;height:100%;object-fit:cover}
.photo-band::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,18,16,.15),rgba(20,18,16,.4))}
.photo-band-cap{position:absolute;left:0;right:0;bottom:2rem;text-align:center;z-index:2}

/* letter block (home) — romantic */
.letter{max-width:56ch;margin:0 auto;text-align:center;font-family:var(--serif);font-style:italic;font-weight:500;font-size:1.55rem;line-height:1.95;color:var(--ink-soft);letter-spacing:.005em}
.letter p{margin-bottom:1.5rem}
.letter .sig{font-family:var(--script);font-style:normal;font-weight:400;font-size:3.4rem;line-height:1;color:var(--gold-deep);margin-top:1.4rem}
.letter .ps{font-family:var(--sans);font-style:normal;font-size:.82rem;letter-spacing:.22em;text-transform:uppercase;color:var(--taupe);margin-top:1.8rem}
.letter .ps span{color:var(--gold-deep);font-weight:400;letter-spacing:.14em}

/* details grid (home) */
.detail-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.detail-grid a{background:var(--ivory);padding:2.6rem 2rem;transition:background .5s var(--ease)}
.detail-grid a:hover{background:var(--ivory-deep)}
.detail-grid .num{font-family:var(--sans);font-size:.7rem;letter-spacing:.3em;color:var(--gold-deep)}
.detail-grid h3{font-family:var(--display);font-size:1.7rem;margin:.6rem 0 .5rem}
.detail-grid p{font-size:1rem;color:var(--taupe);margin-bottom:1.1rem}
.detail-grid .go{font-family:var(--sans);font-size:.68rem;letter-spacing:.28em;text-transform:uppercase;color:var(--gold-deep)}

/* two-column feature */
.feature{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,5rem);align-items:center}
.feature.rev .media{order:2}
.feature .media{aspect-ratio:4/5;overflow:hidden}
.feature .media img{width:100%;height:100%;object-fit:cover}
.feature .body .eyebrow{margin-bottom:.8rem}
.feature .body h3{font-family:var(--display);font-size:clamp(1.9rem,4vw,2.8rem);margin-bottom:1rem}
.feature .body p{color:var(--ink-soft);margin-bottom:1rem}
.feature .body p.loc{font-family:var(--sans);font-size:.8rem;letter-spacing:.06em;color:var(--taupe);margin-top:.2rem}
.feature .body p.loc a{color:var(--gold-deep);border-bottom:1px solid var(--gold);padding-bottom:1px;white-space:nowrap}

/* timeline (events) */
.day{margin-bottom:clamp(3rem,7vh,5.5rem)}
.day-head{border-bottom:1px solid var(--line);padding-bottom:1.6rem;margin-bottom:2.4rem}
.day-head .idx{font-family:var(--sans);font-size:.72rem;letter-spacing:.34em;color:var(--gold-deep)}
.day-head h2{font-family:var(--display);font-size:clamp(2.2rem,5vw,3.4rem);margin:.5rem 0 .4rem}
.day-head .sub{color:var(--taupe);font-style:italic}
.day-head .venue{font-family:var(--sans);font-size:.72rem;letter-spacing:.24em;text-transform:uppercase;color:var(--ink-soft);margin-top:.6rem}
.slot{display:grid;grid-template-columns:180px 1fr;gap:2rem;padding:1.6rem 0;border-bottom:1px solid var(--line)}
.slot:last-child{border-bottom:none}
.slot .time{font-family:var(--sans);font-size:.78rem;letter-spacing:.24em;text-transform:uppercase;color:var(--gold-deep);padding-top:.35rem}
.slot h3{font-family:var(--display);font-size:1.6rem;margin-bottom:.5rem}
.slot p{color:var(--ink-soft);font-size:1.08rem}

/* numbered stack (attire / hotels) */
.stack .item{display:grid;grid-template-columns:120px 1fr;gap:2rem;padding:clamp(2rem,5vh,3.4rem) 0;border-bottom:1px solid var(--line)}
.stack .item:last-child{border-bottom:none}
.stack .item .n{font-family:var(--display);font-size:3rem;color:var(--gold);line-height:1}
.stack .item .k{font-family:var(--sans);font-size:.72rem;letter-spacing:.3em;text-transform:uppercase;color:var(--gold-deep)}
.stack .item h3{font-family:var(--display);font-size:clamp(1.8rem,4vw,2.6rem);margin:.4rem 0 .5rem}
.stack .item .tag{font-family:var(--sans);font-size:.68rem;letter-spacing:.24em;text-transform:uppercase;color:var(--taupe);margin:.2rem 0 1rem}
.stack .item p{color:var(--ink-soft);margin-bottom:.6rem;max-width:60ch}
.stack .item a.inline{color:var(--gold-deep);border-bottom:1px solid var(--gold);padding-bottom:1px}
.stack .item .book{font-family:var(--sans);font-size:.95rem;letter-spacing:.01em}

/* info cards (travel) */
.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.cards .card{background:var(--ivory);padding:2.4rem 2.2rem}
.cards .card .k{font-family:var(--sans);font-size:.7rem;letter-spacing:.3em;text-transform:uppercase;color:var(--gold-deep)}
.cards .card h3{font-family:var(--display);font-size:1.7rem;margin:.5rem 0 .7rem}
.cards .card p{font-size:1.05rem;color:var(--ink-soft)}

/* guide columns (mexico city) */
.guide-block{margin-bottom:clamp(2.6rem,6vh,4.4rem)}
.guide-block .guide-head{display:flex;align-items:baseline;gap:1rem;border-bottom:1px solid var(--line);padding-bottom:1rem;margin-bottom:1.8rem}
.guide-block .guide-head .k{font-family:var(--sans);font-size:.7rem;letter-spacing:.3em;text-transform:uppercase;color:var(--gold-deep)}
.guide-block .guide-head h2{font-family:var(--display);font-size:clamp(1.8rem,4vw,2.6rem)}
.guide-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.6rem 3rem}
.guide-item h3{font-family:var(--serif);font-weight:600;font-size:1.5rem;margin-bottom:.2rem}
.guide-item h3 a{color:var(--gold-deep);border-bottom:1px solid var(--gold);padding-bottom:1px;transition:color .3s var(--ease)}
.guide-item h3 a:hover{color:var(--ink)}
.guide-item p{font-size:1.02rem;color:var(--taupe)}
.guide-item{border-bottom:1px solid var(--line);padding-bottom:1.4rem}

.pull{font-family:var(--display);font-style:italic;font-size:clamp(1.6rem,4vw,2.4rem);line-height:1.35;text-align:center;max-width:24ch;margin:0 auto clamp(3rem,7vh,5rem);color:var(--ink)}

/* FAQ accordion */
.faq{max-width:820px;margin:0 auto}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:1.5rem 0;display:flex;justify-content:space-between;align-items:center;gap:2rem;
  font-family:var(--display);font-size:1.4rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary .plus{font-family:var(--sans);font-size:1.4rem;color:var(--gold);transition:transform .4s var(--ease);flex:none}
.faq details[open] summary .plus{transform:rotate(45deg)}
.faq .ans{padding:0 0 1.6rem;color:var(--ink-soft);font-size:1.1rem;max-width:66ch}

/* registry */
.registry-card{max-width:640px;margin:0 auto;text-align:center;border:1px solid var(--line);padding:clamp(2.6rem,6vw,4rem)}
.registry-card .k{font-family:var(--sans);font-size:.7rem;letter-spacing:.3em;text-transform:uppercase;color:var(--gold-deep)}
.registry-card h3{font-family:var(--display);font-size:2rem;margin:.6rem 0 1rem}
.registry-card p{color:var(--ink-soft);margin-bottom:2rem}
.btn{display:inline-block;font-family:var(--sans);font-size:.72rem;letter-spacing:.28em;text-transform:uppercase;
  border:1px solid var(--ink);padding:1rem 2.4rem;transition:all .4s var(--ease)}
.btn:hover{background:var(--ink);color:var(--ivory)}

/* ================= FOOTER ================= */
footer.site{border-top:1px solid var(--line);padding:clamp(3rem,7vh,5rem) 0 2.5rem;margin-top:2rem}
.foot-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:2.5rem}
.foot-grid .k{font-family:var(--sans);font-size:.68rem;letter-spacing:.3em;text-transform:uppercase;color:var(--gold-deep);margin-bottom:1rem}
.foot-grid h4{font-family:var(--display);font-size:1.8rem;margin-bottom:.6rem}
.foot-grid p{font-size:1.02rem;color:var(--ink-soft);margin-bottom:.4rem}
.foot-grid a{color:var(--gold-deep)}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;margin-top:3rem;padding-top:1.6rem;border-top:1px solid var(--line);
  font-family:var(--sans);font-size:.68rem;letter-spacing:.28em;text-transform:uppercase;color:var(--taupe)}

/* ================= PASSWORD GATE ================= */
.gate{position:fixed;inset:0;z-index:200;background:var(--ivory);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:2rem;
  transition:opacity .8s var(--ease), visibility .8s var(--ease)}
.gate.hidden{opacity:0;visibility:hidden;pointer-events:none}
.gate .eyebrow{margin-bottom:1.5rem}
.gate h2{font-family:var(--display);font-size:clamp(2.6rem,8vw,4.6rem);margin-bottom:1rem}
.gate p{color:var(--taupe);font-style:italic;margin-bottom:2.4rem}
.gate form{width:min(420px,90vw);display:flex;flex-direction:column;gap:1rem}
.gate input{font-family:var(--sans);font-size:.9rem;letter-spacing:.1em;text-align:center;padding:1.1rem;background:transparent;border:1px solid var(--ink);color:var(--ink)}
.gate input::placeholder{color:var(--taupe);letter-spacing:.28em;text-transform:uppercase;font-size:.72rem}
.gate button{font-family:var(--sans);font-size:.72rem;letter-spacing:.3em;text-transform:uppercase;padding:1.1rem;border:1px solid var(--ink);background:var(--ink);color:var(--ivory);cursor:pointer;transition:opacity .3s}
.gate button:hover{opacity:.85}
.gate .err{color:#9a4a3a;font-size:.8rem;font-family:var(--sans);letter-spacing:.1em;min-height:1em;text-transform:uppercase}

/* ================= SCROLL REVEAL ================= */
.reveal{opacity:0;transform:translateY(26px);transition:opacity 1s var(--ease),transform 1.1s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ================= RESPONSIVE ================= */
@media(max-width:900px){
  body{font-size:18px}
  nav.desktop{display:none}
  .menu-btn{display:block}
  .detail-grid{grid-template-columns:1fr}
  .feature{grid-template-columns:1fr}
  .feature.rev .media{order:0}
  .cards{grid-template-columns:1fr}
  .guide-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr;gap:2rem}
  .slot{grid-template-columns:1fr;gap:.4rem}
  .stack .item{grid-template-columns:1fr;gap:.6rem}
  .stack .item .n{font-size:2.2rem}
  .foot-bottom{flex-direction:column;gap:1rem}
}