/* ============================================================
   CIRCUITO DE AYUDA — negro lavado · blanco · amarillo
   Tipografía: Plus Jakarta Sans
   ============================================================ */
:root{
  --bg:        #0E0E0F;   /* negro lavado */
  --bg-2:      #151517;   /* paneles */
  --bg-3:      #1B1B1E;   /* inputs / paneles internos */
  --white:     #F4F3EF;   /* blanco suave */
  --muted:     rgba(244,243,239,.60);
  --faint:     rgba(244,243,239,.40);
  --line:      rgba(244,243,239,.12);
  --line-2:    rgba(244,243,239,.22);
  --yellow:    #F2D04B;   /* acento */
  --yellow-2:  #FCE27A;
  --on-yellow: #14130C;

  --maxw: 1240px;
  --ease: cubic-bezier(.16,1,.3,1);
  --font: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
[hidden]{display:none !important}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--white);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
em{font-style:italic}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 32px}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* ---------- typography helpers ---------- */
.eyebrow{
  font-weight:600;font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--yellow);display:flex;align-items:center;gap:.55em;margin-bottom:1.4rem;
}
.eyebrow--ondark{color:var(--yellow)}
.eyebrow__arrow{font-size:.95em;transform:translateY(1px);color:var(--yellow)}
.section-title{
  font-weight:700;font-size:clamp(2.3rem,5.4vw,4rem);line-height:1;letter-spacing:-.025em;
  margin-bottom:1.4rem;
}
.opt,.req-dyn{color:var(--faint);font-weight:500;text-transform:none;letter-spacing:0}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  font-family:var(--font);font-weight:600;font-size:.95rem;
  padding:.92em 1.7em;border-radius:100px;cursor:pointer;border:1px solid transparent;
  transition:transform .3s var(--ease),background .25s,color .25s,border-color .25s,box-shadow .3s;
  letter-spacing:.005em;text-align:center;
}
.btn--solid{background:var(--yellow);color:var(--on-yellow);border-color:var(--yellow)}
.btn--solid:hover{transform:translateY(-2px);background:var(--yellow-2);border-color:var(--yellow-2);box-shadow:0 12px 28px -12px rgba(242,208,75,.5)}
.btn--ghost{background:transparent;color:var(--white);border-color:var(--line-2)}
.btn--ghost:hover{background:var(--white);color:var(--bg);border-color:var(--white);transform:translateY(-2px)}
.btn--full{width:100%}

/* ============================================================
   NAV
   ============================================================ */
.nav{position:sticky;top:0;z-index:60;background:rgba(14,14,15,.72);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav__inner{max-width:var(--maxw);margin:0 auto;padding:16px 32px;display:flex;align-items:center;gap:26px}
.brand{display:flex;align-items:center}
.brand__logo{height:18px;width:auto;filter:invert(1) brightness(1.6)}
.nav__links{display:flex;gap:26px;margin-left:auto;font-weight:500;font-size:.9rem}
.nav__links a{position:relative;padding:4px 0;color:var(--muted);transition:color .2s}
.nav__links a:hover{color:var(--white)}
.nav__links a::after{content:"";position:absolute;left:0;bottom:-1px;width:0;height:1.5px;background:var(--yellow);transition:width .3s var(--ease)}
.nav__links a:hover::after{width:100%}
.nav__cta{padding:.55em 1.25em;font-size:.85rem}
.nav__burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px}
.nav__burger span{width:22px;height:2px;background:var(--white);transition:.3s}

/* ============================================================
   HERO  (banda de imagen + título + ficha)
   ============================================================ */
.hero{padding-bottom:clamp(60px,9vw,120px)}
.hero__band{width:100%;height:clamp(320px,52vh,560px);overflow:hidden;border-bottom:1px solid var(--line)}
.hero__band img{width:100%;height:100%;object-fit:cover;object-position:center 30%;filter:grayscale(1) contrast(1.04) brightness(.92)}
.hero__layout{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;padding-top:clamp(36px,5vw,64px);align-items:start}
.hero__title{font-weight:700;font-size:clamp(3rem,8vw,6.2rem);line-height:.92;letter-spacing:-.035em}
.hero__intro{color:var(--muted);font-size:1.05rem;max-width:52ch;margin:1.8rem 0 2rem}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px}

/* ficha / spec table (líneas finas) */
.spec{display:flex;flex-direction:column}
.spec__row{display:grid;grid-template-columns:140px 1fr;gap:20px;padding:13px 0;border-top:1px solid var(--line);align-items:baseline}
.spec__row:last-child{border-bottom:1px solid var(--line)}
.spec__row dt{color:var(--muted);font-size:.84rem;font-weight:500}
.spec__row dd{color:var(--white);font-size:.96rem;font-weight:500}
.spec__accent{color:var(--yellow) !important;font-weight:700 !important;font-size:1.15rem !important}

/* ============================================================
   SECTIONS base
   ============================================================ */
.quake,.donate,.supplies,.places,.faq{padding:clamp(64px,9vw,120px) 0;border-top:1px solid var(--line)}

/* ---- TERREMOTO ---- */
.quake{position:relative;overflow:hidden}
.quake::before{content:"AYUDA";position:absolute;top:2%;left:50%;transform:translateX(-50%);
  font-weight:800;font-size:clamp(7rem,24vw,20rem);color:rgba(244,243,239,.025);letter-spacing:-.04em;pointer-events:none;white-space:nowrap}
.quake__title{font-weight:700;font-size:clamp(2.4rem,6vw,4.4rem);line-height:.98;letter-spacing:-.025em;margin-bottom:1.4rem;position:relative}
.quake__intro{max-width:64ch;color:var(--muted);font-size:1.05rem;margin-bottom:2.4rem;position:relative}
.quake__intro strong{color:var(--white)}
.quake .eyebrow{position:relative}

.seismo{height:120px;margin:1rem 0 3rem;border-top:1px solid var(--line);border-bottom:1px solid var(--line);position:relative}
.seismo__svg{width:100%;height:100%}
.seismo__line{fill:none;stroke:var(--yellow);stroke-width:2;stroke-linejoin:round;stroke-linecap:round;
  stroke-dasharray:4000;stroke-dashoffset:4000}
.seismo.in .seismo__line{animation:draw 3.2s var(--ease) forwards}
@keyframes draw{to{stroke-dashoffset:0}}

.quake__stats{display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid var(--line)}
.qstat{padding:26px 22px 26px 0;border-right:1px solid var(--line)}
.qstat:last-child{border-right:none}
.qstat--accent .qstat__num{color:var(--yellow)}
.qstat__num{font-weight:700;font-size:clamp(1.9rem,3.4vw,2.9rem);line-height:1;letter-spacing:-.02em;display:block;margin-bottom:.5rem}
.qstat__label{font-size:.82rem;color:var(--muted)}
.qstat__label em{color:var(--faint);font-size:.92em}
.quake__src{margin-top:1.8rem;font-size:.78rem;color:var(--faint)}
.quake__src a{color:var(--yellow);text-decoration:underline;text-underline-offset:2px}

/* ============================================================
   DONACIÓN / FORM
   ============================================================ */
.donate__grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:60px;align-items:start}
.donate__intro{position:sticky;top:100px}
.donate__lead{font-size:1.05rem;color:var(--muted);max-width:42ch;margin-bottom:2.2rem}
.donate__lead strong{color:var(--white)}
.steps{display:flex;flex-direction:column;margin-bottom:2rem}
.steps li{display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:baseline;padding:16px 0;border-top:1px solid var(--line);font-size:.97rem;color:var(--muted)}
.steps li:last-child{border-bottom:1px solid var(--line)}
.steps li span{color:var(--yellow);font-weight:700;font-size:.85rem;letter-spacing:.04em}
.trust{display:flex;align-items:stretch;gap:16px;padding:4px 0}
.trust__bar{flex:none;width:3px;border-radius:3px;background:var(--yellow)}
.trust p{font-size:.92rem;color:var(--muted)}
.trust strong{color:var(--white)}

.card{background:var(--bg-2);border:1px solid var(--line);border-radius:18px;padding:36px 34px}
.form{display:flex;flex-direction:column;gap:22px}
.field{display:flex;flex-direction:column;gap:9px}
.field--row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field--row>div{display:flex;flex-direction:column;gap:9px}
label{font-weight:600;font-size:.74rem;letter-spacing:.07em;text-transform:uppercase;color:var(--muted)}
label i{color:var(--yellow);font-style:normal}
input,select,textarea{
  font-family:var(--font);font-size:.98rem;color:var(--white);
  background:var(--bg-3);border:1px solid var(--line);border-radius:10px;
  padding:.85em .95em;transition:border-color .2s,box-shadow .2s;width:100%;
}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--yellow);box-shadow:0 0 0 3px rgba(242,208,75,.16)}
input::placeholder,textarea::placeholder{color:var(--faint)}
input[type=date],input[type=datetime-local]{color-scheme:dark}
select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23F4F3EF' stroke-width='1.6' fill='none'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 1em center;padding-right:2.4em}
.hint{font-size:.78rem;color:var(--faint);text-transform:none;letter-spacing:0;font-weight:400}
.field input.invalid,.field select.invalid{border-color:#E5675A;box-shadow:0 0 0 3px rgba(229,103,90,.15)}

/* paybox */
.paybox{background:var(--bg-3);border:1px solid var(--line-2);border-radius:12px;padding:20px;animation:fade .35s var(--ease)}
.paybox__head{display:flex;align-items:center;justify-content:space-between;font-weight:600;font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:14px}
.paybox__copy{font-family:var(--font);font-weight:600;font-size:.7rem;letter-spacing:.05em;text-transform:uppercase;background:var(--yellow);color:var(--on-yellow);border:none;padding:.45em .9em;border-radius:6px;cursor:pointer;transition:background .2s,opacity .2s}
.paybox__copy:hover{opacity:.85}
.paybox__copy.copied{background:var(--white)}
.paybox__data{display:flex;flex-direction:column;gap:0}
.paybox__data div{display:flex;justify-content:space-between;gap:14px;font-size:.92rem;border-top:1px solid var(--line);padding:9px 0}
.paybox__data div:first-child{border-top:none;padding-top:0}
.paybox__data dt{color:var(--muted);font-weight:400}
.paybox__data dd{color:var(--white);font-weight:600;text-align:right;user-select:all;letter-spacing:.01em}

/* filedrop */
.filedrop{display:flex;align-items:center;gap:12px;border:1px dashed var(--line-2);border-radius:10px;padding:18px;cursor:pointer;background:var(--bg-3);transition:border-color .2s,background .2s}
.filedrop:hover{border-color:var(--white)}
.filedrop.has-file{border-style:solid;border-color:var(--yellow);background:rgba(242,208,75,.06)}
.filedrop__icon{font-size:1.2rem;color:var(--yellow)}
.filedrop__text{font-size:.92rem;color:var(--muted)}
.filedrop.has-file .filedrop__text{color:var(--white);font-weight:500}
.filedrop__preview{margin-top:10px;max-height:180px;border-radius:10px;border:1px solid var(--line)}

.form__error{background:rgba(229,103,90,.12);border:1px solid #E5675A;color:#F1A79D;font-size:.86rem;padding:11px 14px;border-radius:10px}
.form__legal{font-size:.76rem;color:var(--faint);text-align:center;line-height:1.5}

.form__success{text-align:center;padding:14px 4px;display:flex;flex-direction:column;gap:14px;align-items:center;animation:fade .4s var(--ease)}
.form__success-icon{font-size:2.4rem;color:var(--yellow)}
.form__success h3{font-weight:700;font-size:1.6rem}
.form__success p{font-size:.95rem;color:var(--muted);max-width:36ch}

@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* ============================================================
   INSUMOS
   ============================================================ */
.supplies__lead{max-width:62ch;font-size:1.05rem;color:var(--muted);margin-bottom:3rem}
.supplies__lead strong{color:var(--white)}
.supply-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.supply-card{background:var(--bg-2);border:1px solid var(--line);border-radius:16px;padding:26px 24px;display:flex;flex-direction:column;transition:transform .3s var(--ease),border-color .3s,background .3s}
.supply-card:hover{transform:translateY(-4px);border-color:var(--line-2);background:#191919}
.supply-card--accent{border-color:rgba(242,208,75,.45)}
.supply-card__icon{width:40px;height:40px;margin-bottom:18px}
.supply-card__icon svg{width:100%;height:100%;stroke:var(--yellow);fill:none;stroke-width:1.6}
.supply-card__title{font-weight:700;font-size:1.16rem;letter-spacing:-.01em;margin-bottom:4px}
.supply-card__count{font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--faint);font-weight:600;margin-bottom:16px}
.chips{display:flex;flex-wrap:wrap;gap:7px}
.chip{font-size:.8rem;background:var(--bg-3);border:1px solid var(--line);border-radius:100px;padding:.38em .85em;color:var(--muted);font-weight:400}
.supply-card__more{margin-top:16px;font-weight:600;font-size:.78rem;color:var(--yellow);background:none;border:none;cursor:pointer;text-align:left;letter-spacing:.02em}
.chips.is-collapsed .chip.hidden-chip{display:none}

/* ============================================================
   PLACES
   ============================================================ */
.places__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-bottom:2rem}
.place{background:var(--bg-2);border:1px solid var(--line);border-radius:16px;padding:30px 28px;position:relative;transition:transform .3s var(--ease),border-color .3s}
.place:hover{transform:translateY(-3px);border-color:var(--line-2)}
.place--feature{border-color:rgba(242,208,75,.45)}
.place--feature::before{content:"";position:absolute;left:0;top:28px;bottom:28px;width:3px;border-radius:3px;background:var(--yellow)}
.place--feature{padding-left:34px}
.place--dark{background:var(--bg-3)}
.place__num{font-weight:700;font-size:.9rem;color:var(--yellow);letter-spacing:.05em}
.place h3{font-weight:700;font-size:1.3rem;letter-spacing:-.01em;margin:10px 0 12px}
.tag{display:inline-block;font-weight:600;font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;border:1px solid var(--line-2);border-radius:100px;padding:.32em .85em;color:var(--muted);margin-bottom:14px}
.tag--light{color:var(--yellow);border-color:rgba(242,208,75,.4)}
.place p{font-size:.94rem;color:var(--muted)}
.place__map{display:inline-block;margin-top:14px;font-weight:600;font-size:.86rem;color:var(--yellow);border-bottom:1px solid var(--yellow);padding-bottom:2px;transition:opacity .2s}
.place__map:hover{opacity:.7}
.places__note{font-size:.9rem;color:var(--muted);border-top:1px solid var(--line);padding-top:1.4rem}
.places__note strong{color:var(--white)}

/* ============================================================
   FAQ
   ============================================================ */
.faq__grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:start}
.faq__head{position:sticky;top:100px}
.faq__lead{color:var(--muted);font-size:1rem;max-width:34ch}
.faq__list{display:flex;flex-direction:column}
.faq-item{border-top:1px solid var(--line)}
.faq-item:last-child{border-bottom:1px solid var(--line)}
.faq-item__q{width:100%;text-align:left;background:none;border:none;color:var(--white);cursor:pointer;
  font-weight:600;font-size:1.1rem;letter-spacing:-.01em;
  padding:24px 40px 24px 0;position:relative;display:flex;gap:14px;align-items:baseline}
.faq-item__q span{color:var(--yellow);font-size:.8rem;font-weight:700}
.faq-item__q::after{content:"+";position:absolute;right:4px;top:22px;font-size:1.4rem;color:var(--yellow);transition:transform .3s var(--ease)}
.faq-item.open .faq-item__q::after{transform:rotate(45deg)}
.faq-item__a{max-height:0;overflow:hidden;transition:max-height .45s var(--ease)}
.faq-item__a p{padding:0 40px 26px 36px;color:var(--muted);font-size:.97rem;line-height:1.7}
.faq-item__a a{color:var(--yellow);text-decoration:underline;text-underline-offset:2px}
.faq-item__a strong{color:var(--white)}

/* ============================================================
   CTA FINAL + FOOTER
   ============================================================ */
.cta-final{position:relative;overflow:hidden;padding:clamp(90px,13vw,170px) 0;text-align:center;isolation:isolate;border-top:1px solid var(--line)}
.cta-final__bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:grayscale(1) contrast(1.05) brightness(.55);z-index:-2}
.cta-final__overlay{position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(14,14,15,.74) 0%,rgba(14,14,15,.82) 100%)}
.cta-final__inner{display:flex;flex-direction:column;align-items:center;gap:14px}
.cta-final__inner .eyebrow{justify-content:center}
.cta-final h2{font-weight:700;font-size:clamp(2rem,5.5vw,3.8rem);line-height:1.02;letter-spacing:-.025em;color:var(--white);max-width:18ch}
.cta-final__sub{color:var(--muted);font-size:1.1rem;margin-bottom:1rem}

.footer{background:var(--bg);padding:64px 0 32px;border-top:1px solid var(--line)}
.footer__grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px;padding-bottom:44px}
.footer__logo{height:20px;margin-bottom:18px;filter:invert(1) brightness(1.6)}
.footer__brand p{font-size:.9rem;color:var(--muted);max-width:34ch}
.footer__col h4{font-weight:700;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;margin-bottom:16px;color:var(--faint)}
.footer__col a,.footer__col span{display:block;font-size:.92rem;color:var(--muted);padding:5px 0;transition:color .2s}
.footer__col a:hover{color:var(--yellow)}
.footer__bar{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding-top:24px;font-size:.78rem;color:var(--faint);flex-wrap:wrap;gap:10px}

/* ============================================================
   REVEAL (animaciones suaves al hacer scroll)
   ============================================================ */
.reveal{opacity:0;transform:translateY(30px);transition:opacity 1s var(--ease),transform 1s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media(max-width:980px){
  .hero__layout,.donate__grid,.faq__grid{grid-template-columns:1fr;gap:34px}
  .donate__intro,.faq__head{position:static}
  .supply-grid{grid-template-columns:repeat(2,1fr)}
  .quake__stats{grid-template-columns:repeat(2,1fr);border-top:none}
  .qstat{border-right:none;border-top:1px solid var(--line);padding:22px 0}
  .qstat:nth-child(odd){padding-right:22px;border-right:1px solid var(--line)}
}
@media(max-width:900px){
  .nav__links{display:none}
  .nav__links.open{display:flex;position:absolute;top:100%;left:0;right:0;flex-direction:column;background:var(--bg);border-bottom:1px solid var(--line);padding:18px 32px;gap:6px}
  .nav__cta{display:none}
  .nav__burger{display:flex;margin-left:auto}
  .nav__burger.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav__burger.active span:nth-child(2){opacity:0}
  .nav__burger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
}
@media(max-width:600px){
  .container{padding:0 22px}
  .field--row{grid-template-columns:1fr}
  .supply-grid,.places__grid{grid-template-columns:1fr}
  .card{padding:26px 22px}
  .quake__stats{grid-template-columns:1fr}
  .qstat,.qstat:nth-child(odd){border-right:none;padding-right:0}
  .spec__row{grid-template-columns:120px 1fr;gap:14px}
  .footer__grid{grid-template-columns:1fr;gap:28px}
  .footer__bar{flex-direction:column;align-items:flex-start}
}