/* =========================================================
   SELVA Longevity — styles v2
   Lora (display) + Inter (sans)
   Deep Selva Violet #685A8C · Obsidian #141218 · Lumen Lilac #ABBADC · Bone Ecru #EFE8DC
   ========================================================= */

:root{
  --violet:#685A8C; --violet-deep:#4d4270; --violet-darker:#352c4f;
  --obsidian:#141218; --ink:#2a2730; --muted:#6f6a76;
  --lilac:#ABBADC; --lilac-soft:#c8d2e8;
  --ecru:#EFE8DC; --ecru-soft:#f6f1ea; --paper:#FBF8F2; --white:#fff;
  --line:rgba(20,18,24,.12); --line-soft:rgba(20,18,24,.07);
  --serif:'Lora', Georgia, serif;
  --sans:'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --maxw:1180px; --gutter:clamp(20px,5vw,64px); --radius:14px;
  --t:cubic-bezier(.22,.61,.36,1);
  /* Set a photo here later: --hero-image:url(assets/images/hero.jpg); */
  --hero-image:none;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:1.65;font-size:17px;letter-spacing:.005em;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:var(--lilac);color:var(--obsidian)}

h1,h2,h3,h4{font-family:var(--serif);font-weight:500;line-height:1.12;color:var(--obsidian);letter-spacing:-.01em}
h1{font-size:clamp(2.2rem,5vw,3.8rem)}
h2{font-size:clamp(1.7rem,3.4vw,2.7rem)}
h3{font-size:clamp(1.2rem,2vw,1.5rem)}
h1 em,h2 em{font-style:italic;color:var(--violet)}
.lead{font-size:clamp(1.05rem,1.6vw,1.28rem);line-height:1.6}
.eyebrow{font-size:.72rem;font-weight:600;letter-spacing:.28em;text-transform:uppercase;color:var(--violet);display:inline-block}
.eyebrow.on-dark{color:var(--lilac)}

.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:var(--gutter)}
section{padding-block:clamp(60px,9vw,120px)}
.section-sm{padding-block:clamp(44px,6vw,80px)}
.center{text-align:center}
.measure{max-width:62ch}

/* ---------- Header / Nav ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(251,248,242,.85);backdrop-filter:saturate(140%) blur(12px);border-bottom:1px solid var(--line-soft)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:18px;height:72px}
.brand{display:flex;align-items:center;gap:9px}
.brand-logo{height:44px;width:auto;display:block;color:var(--obsidian)}
.site-footer .brand-logo{height:46px;color:var(--ecru)}
@media (max-width:880px){ .brand-logo{height:38px} }
.brand .wordmark{font-family:var(--serif);font-weight:500;font-size:1.3rem;letter-spacing:.3em;color:var(--obsidian);padding-left:.3em;line-height:1}
.brand .wordmark small{display:block;font-family:var(--sans);font-weight:500;font-size:.48rem;letter-spacing:.4em;color:var(--violet);margin-top:3px;padding-left:.05em}
.brand .mark{width:24px;height:24px;flex:0 0 auto;border-radius:50%;background:radial-gradient(circle at 32% 30%, var(--lilac-soft), var(--violet) 72%);box-shadow:5px 1px 0 -2px var(--lilac), -4px 3px 0 -3px var(--violet-deep)}
.nav-links{display:flex;align-items:center;gap:26px;list-style:none}
.nav-links a{font-size:.9rem;color:var(--ink);position:relative;padding-block:6px}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;height:1px;width:0;background:var(--violet);transition:width .3s var(--t)}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-links a.active{color:var(--violet)}
.nav-actions{display:flex;align-items:center;gap:12px}
.lang-toggle{font-size:.74rem;font-weight:600;letter-spacing:.12em;border:1px solid var(--line);background:transparent;color:var(--ink);min-width:42px;height:34px;padding:0 10px;border-radius:999px;cursor:pointer;transition:all .25s var(--t)}
.lang-toggle:hover{border-color:var(--violet);color:var(--violet)}

.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--sans);font-weight:500;font-size:.92rem;padding:13px 24px;border-radius:999px;cursor:pointer;border:1px solid transparent;transition:all .28s var(--t);white-space:nowrap}
.btn-primary{background:var(--violet);color:var(--white)}
.btn-primary:hover{background:var(--violet-deep);transform:translateY(-1px);box-shadow:0 12px 26px -12px rgba(77,66,112,.75)}
.btn-ghost{border-color:var(--line);color:var(--obsidian)}
.btn-ghost:hover{border-color:var(--violet);color:var(--violet)}
.btn-light{background:var(--ecru);color:var(--obsidian)}
.btn-light:hover{background:var(--white);transform:translateY(-1px);box-shadow:0 12px 26px -14px rgba(0,0,0,.5)}
.btn-on-dark{background:var(--ecru);color:var(--obsidian)}
.btn-on-dark:hover{background:#fff;transform:translateY(-1px)}
.btn-outline-light{border-color:rgba(239,232,220,.55);color:var(--ecru)}
.btn-outline-light:hover{border-color:#fff;background:rgba(255,255,255,.12)}
.btn-lg{padding:16px 30px;font-size:1rem}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;width:40px;height:40px;color:var(--obsidian)}
.nav-toggle span{display:block;width:22px;height:1.6px;background:currentColor;margin:5px auto;transition:.3s var(--t)}

/* ---------- Hero (full-bleed, photo-ready) ---------- */
.hero{position:relative;isolation:isolate;min-height:clamp(560px,86vh,840px);display:flex;align-items:center;color:var(--ecru);overflow:hidden;
  background:linear-gradient(155deg,var(--violet) 0%,var(--violet-deep) 55%,var(--violet-darker) 100%)}
.hero::before{content:"";position:absolute;inset:0;z-index:0;background-image:var(--hero-image);background-size:cover;background-position:center}
.hero::after{content:"";position:absolute;inset:0;z-index:1;background:
  radial-gradient(rgba(255,255,255,.05) 1px, transparent 1px) 0 0/4px 4px,
  radial-gradient(120% 90% at 82% 12%, rgba(171,186,220,.30), transparent 55%),
  linear-gradient(155deg, rgba(75,66,112,.50), rgba(53,44,79,.82))}
.hero .wrap{position:relative;z-index:3;padding-block:clamp(90px,12vw,150px)}
.hero h1{color:var(--ecru);max-width:17ch}
.hero h1 em{color:var(--lilac)}
.hero .lead{color:rgba(239,232,220,.9);max-width:52ch;margin-top:22px}
.hero .eyebrow{color:var(--lilac)}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-meta{margin-top:26px;font-size:.86rem;color:rgba(239,232,220,.72);display:flex;flex-wrap:wrap;gap:8px 18px;align-items:center}
.hero-meta span{display:inline-flex;align-items:center;gap:8px}
.hero-meta span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lilac)}
.spheres{position:absolute;right:-30px;top:50%;transform:translateY(-50%);z-index:2;opacity:.85;pointer-events:none}
.sphere{position:absolute;border-radius:50%;background:radial-gradient(circle at 35% 30%, var(--lilac-soft), var(--violet) 78%);box-shadow:inset 0 0 22px rgba(255,255,255,.2)}

/* ---------- Trust bar ---------- */
.trust-bar{background:var(--obsidian);color:var(--ecru)}
.trust-bar .wrap{display:flex;flex-wrap:wrap;gap:14px 30px;justify-content:center;align-items:center;padding-block:18px;text-align:center}
.trust-bar span{font-size:.82rem;letter-spacing:.04em;color:rgba(239,232,220,.85);display:inline-flex;align-items:center;gap:9px}
.trust-bar span::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--lilac);flex:0 0 auto}

/* ---------- Surfaces ---------- */
.bg-ecru{background:var(--ecru)}
.bg-soft{background:var(--ecru-soft)}
.bg-violet{background:linear-gradient(155deg,var(--violet),var(--violet-deep));color:var(--ecru)}
.bg-violet h2,.bg-violet h3{color:var(--ecru)} .bg-violet .lead{color:rgba(239,232,220,.88)}
.bg-obsidian{background:var(--obsidian);color:var(--ecru)}
.bg-obsidian h2{color:var(--ecru)} .bg-obsidian .lead{color:rgba(239,232,220,.82)}

.grid{display:grid;gap:clamp(20px,3vw,40px)}
.g-2{grid-template-columns:repeat(2,1fr)} .g-3{grid-template-columns:repeat(3,1fr)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,72px);align-items:center}
.split.narrow-text{grid-template-columns:1.05fr .95fr}

/* ---------- Steps ---------- */
.steps{counter-reset:step;display:grid;gap:2px;background:var(--line-soft);border-radius:var(--radius);overflow:hidden}
.step{background:var(--paper);padding:clamp(24px,3vw,36px)}
.step .num{font-family:var(--serif);font-style:italic;color:var(--violet);font-size:1.1rem;opacity:.75}
.step h3{margin:8px 0} .step p{color:var(--muted);font-size:.97rem}

/* ---------- Cards ---------- */
.card{background:var(--paper);border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden;transition:transform .35s var(--t),box-shadow .35s var(--t);display:flex;flex-direction:column}
.card:hover{transform:translateY(-4px);box-shadow:0 24px 50px -30px rgba(59,50,87,.5)}
.card .ph{border-radius:0;border:0;border-bottom:1px solid var(--line-soft)}
.card .card-body{padding:24px 26px 28px}
.card h3{margin-bottom:8px} .card p{color:var(--muted);font-size:.96rem}
.card .more{display:inline-block;margin-top:16px;font-size:.85rem;font-weight:600;letter-spacing:.04em;color:var(--violet)}
.card .more::after{content:" \2192";transition:margin .25s var(--t)}
.card:hover .more::after{margin-left:5px}

/* ---------- Therapy / condition blocks ---------- */
.block{padding-block:clamp(40px,5vw,72px);border-bottom:1px solid var(--line-soft)}
.block:last-child{border-bottom:0}
.block .tag{font-size:.72rem;font-weight:600;letter-spacing:.24em;text-transform:uppercase;color:var(--violet)}
.block h2{margin:10px 0 18px;max-width:20ch}
.qa{display:grid;gap:18px;margin-top:8px}
.qa .label{font-weight:600;color:var(--obsidian);font-size:.86rem;display:block;margin-bottom:2px}
.qa p{color:var(--ink)}

/* ---------- Team ---------- */
.team{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(22px,3vw,40px)}
.member .ph{margin-bottom:18px}
.member h3{font-size:1.16rem}
.member .role{color:var(--violet);font-size:.8rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;margin:4px 0 10px}
.member p{color:var(--muted);font-size:.93rem}

/* ---------- FAQ ---------- */
.faq-item{border-bottom:1px solid var(--line-soft)}
.faq-item summary{list-style:none;cursor:pointer;padding:24px 0;display:flex;justify-content:space-between;gap:24px;font-family:var(--serif);font-size:clamp(1.05rem,1.6vw,1.26rem);color:var(--obsidian)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--violet);font-size:1.5rem;transition:transform .3s var(--t)}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .ans{padding:0 0 26px;color:var(--ink);max-width:70ch}

/* ---------- Form ---------- */
.form-card{background:var(--paper);border:1px solid var(--line-soft);border-radius:var(--radius);padding:clamp(26px,4vw,46px)}
.field{margin-bottom:20px}
.field label{display:block;font-size:.82rem;font-weight:600;color:var(--obsidian);margin-bottom:7px}
.field .req{color:var(--violet)}
.field input,.field select,.field textarea{width:100%;font-family:var(--sans);font-size:1rem;color:var(--ink);background:var(--white);border:1px solid var(--line);border-radius:10px;padding:12px 14px;transition:border-color .2s var(--t),box-shadow .2s var(--t)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--violet);box-shadow:0 0 0 3px rgba(104,90,140,.13)}
.field textarea{min-height:110px;resize:vertical}
.grid-fields{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.consent{display:flex;gap:12px;align-items:flex-start;font-size:.88rem;color:var(--muted);margin:6px 0 22px}
.consent input{width:18px;height:18px;margin-top:3px;flex:0 0 auto;accent-color:var(--violet)}
.hp{position:absolute;left:-9999px;opacity:0}
.form-note{font-size:.85rem;color:var(--muted);margin-top:14px}
.form-success{display:none;background:rgba(104,90,140,.08);border:1px solid rgba(104,90,140,.25);border-radius:var(--radius);padding:28px;text-align:center}
.form-success h3{color:var(--violet);margin-bottom:8px}

/* ---------- Image placeholder ---------- */
.ph{position:relative;border:1px dashed rgba(104,90,140,.4);border-radius:var(--radius);background:linear-gradient(135deg, rgba(171,186,220,.16), rgba(239,232,220,.4));display:flex;align-items:center;justify-content:center;text-align:center;color:var(--muted);padding:24px;overflow:hidden}
.ph::before{content:"PHOTO";position:absolute;top:12px;left:14px;font-size:.6rem;letter-spacing:.24em;font-weight:600;color:var(--violet);opacity:.7}
.ph span{font-size:.82rem;line-height:1.5;max-width:34ch}
.ratio-16x9{aspect-ratio:16/9} .ratio-4x3{aspect-ratio:4/3} .ratio-1x1{aspect-ratio:1/1} .ratio-3x4{aspect-ratio:3/4} .ratio-21x9{aspect-ratio:21/9}
.ph.is-photo{border:0;background:none;padding:0}
.ph.is-photo::before{display:none}
.ph img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}

/* ---------- CTA band (conversion) ---------- */
.cta-band{position:relative;isolation:isolate;overflow:hidden;background:linear-gradient(150deg,var(--violet-deep),var(--violet-darker));color:var(--ecru)}
.cta-band::after{content:"";position:absolute;inset:0;z-index:0;background:radial-gradient(80% 120% at 88% 10%, rgba(171,186,220,.25), transparent 55%)}
.cta-band .wrap{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.cta-band h2{color:var(--ecru);max-width:20ch}
.cta-band p{color:rgba(239,232,220,.82);margin-top:8px;max-width:46ch}

/* ---------- Disclaimer ---------- */
.disclaimer{background:var(--ecru-soft);border-top:1px solid var(--line-soft)}
.disclaimer p{font-size:.84rem;color:var(--muted);max-width:80ch;margin-inline:auto;text-align:center;line-height:1.7}

/* ---------- Footer ---------- */
.site-footer{background:var(--obsidian);color:var(--ecru);padding-block:clamp(48px,6vw,72px) 0}
.site-footer .f-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding-bottom:48px}
.site-footer .wordmark{font-family:var(--serif);letter-spacing:.3em;font-size:1.2rem;color:var(--ecru);padding-left:.3em}
.site-footer .wordmark small{display:block;font-family:var(--sans);font-size:.46rem;letter-spacing:.4em;color:var(--lilac);margin-top:3px}
.site-footer p{color:rgba(239,232,220,.6);font-size:.92rem;margin-top:14px;max-width:36ch}
.site-footer .f-perm{font-size:.78rem;color:rgba(239,232,220,.42);margin-top:16px}
.site-footer h4{font-family:var(--sans);font-size:.74rem;letter-spacing:.2em;text-transform:uppercase;color:var(--lilac);margin-bottom:16px}
.site-footer ul{list-style:none;display:grid;gap:10px}
.site-footer ul a, .site-footer ul li{color:rgba(239,232,220,.72);font-size:.92rem}
.site-footer ul a:hover{color:var(--ecru)}
.f-bottom{border-top:1px solid rgba(239,232,220,.12);padding:22px 0 26px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px}
.f-bottom span{font-size:.82rem;color:rgba(239,232,220,.5)}
.f-bottom .tagline{font-family:var(--serif);font-style:italic;color:var(--lilac);padding-right:78px}

/* ---------- WhatsApp float ---------- */
.wa-float{position:fixed;right:20px;bottom:20px;z-index:80;width:56px;height:56px;border-radius:50%;background:#25D366;display:flex;align-items:center;justify-content:center;box-shadow:0 12px 30px -10px rgba(0,0,0,.4);transition:transform .25s var(--t)}
.wa-float:hover{transform:scale(1.06)}
.wa-float svg{width:30px;height:30px;fill:#fff}

.hidden-section{display:none}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s var(--t),transform .7s var(--t)}
.reveal.in{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media (max-width:880px){
  .nav-links{position:fixed;inset:72px 0 auto 0;flex-direction:column;gap:0;background:var(--paper);border-bottom:1px solid var(--line);padding:8px var(--gutter) 20px;transform:translateY(-130%);transition:transform .35s var(--t);max-height:calc(100vh - 72px);overflow:auto}
  .nav-links.open{transform:translateY(0)}
  .nav-links a{padding:14px 0;border-bottom:1px solid var(--line-soft);width:100%}
  .nav-links a::after{display:none}
  .nav-toggle{display:block}
  .nav-actions .btn-primary{padding:10px 16px;font-size:.82rem}
  .split,.split.narrow-text{grid-template-columns:1fr;gap:28px}
  .g-2,.g-3,.team{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .site-footer .f-top{grid-template-columns:1fr;gap:32px}
  .grid-fields{grid-template-columns:1fr}
  .cta-band .wrap{flex-direction:column;align-items:flex-start}
  .f-bottom .tagline{padding-right:0}
}
@media (min-width:881px){ .steps{grid-template-columns:repeat(4,1fr)} }
.nav-links .m-cta{display:none}
@media (max-width:880px){ .nav-links .m-cta{display:none} }
@media (prefers-reduced-motion:reduce){ .reveal{opacity:1;transform:none;transition:none} *{scroll-behavior:auto} }

/* Costa Rica galleries (Why Costa Rica) */
.cr-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(14px,2vw,22px)}
.cr-gallery figure{margin:0}
.cr-gallery figcaption{margin-top:10px;font-family:'Jost',sans-serif;font-size:.72rem;font-weight:400;letter-spacing:.22em;text-transform:uppercase;color:var(--violet)}
@media (max-width:880px){ .cr-gallery{grid-template-columns:1fr 1fr} }
@media (max-width:560px){ .cr-gallery{grid-template-columns:1fr} }

/* Readability: constrain measure of standalone prose paragraphs (not in grids/cards) */
.wrap > p{max-width:72ch}