/* ===========================================================
   DPD — Demoscopia Profesional para la Democracia
   Paleta tomada del logo oficial: morado, dorado, gris.
   =========================================================== */

:root{
  --purple-dark:#3B1650;
  --purple:#5C2A7A;
  --purple-light:#7B4A9C;
  --gold:#D8A659;
  --gold-light:#E8C486;
  --gray:#58595B;
  --gray-light:#A6A6A8;
  --ink:#2B2530;
  --body-text:#524B58;
  --bg:#FFFFFF;
  --bg-alt:#FAF6F1;
  --bg-line:#ECE4DA;
  --shadow:0 10px 30px rgba(59,22,80,.08);
  --radius:16px;
  --maxw:1180px;
  --ff-head:'Poppins', sans-serif;
  --ff-body:'Inter', sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--ff-body);
  color:var(--body-text);
  background:var(--bg);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5{font-family:var(--ff-head);color:var(--ink);margin:0;line-height:1.2;}
p{margin:0 0 1em;}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px;}

.skip-link{
  position:absolute;left:-999px;top:0;background:var(--purple);color:#fff;
  padding:12px 20px;z-index:999;border-radius:0 0 8px 0;
}
.skip-link:focus{left:0;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:14px 30px;border-radius:999px;font-weight:600;font-family:var(--ff-body);
  font-size:.95rem;transition:transform .2s ease, box-shadow .2s ease, background .2s ease;
  border:2px solid transparent;
}
.btn-primary{background:var(--purple);color:#fff;box-shadow:0 8px 20px rgba(92,42,122,.35);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(92,42,122,.45);}
.btn-outline{border-color:var(--purple);color:var(--purple);background:transparent;}
.btn-outline:hover{background:var(--purple);color:#fff;transform:translateY(-2px);}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;background:rgba(255,255,255,.97);
  border-bottom:1px solid var(--bg-line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:12px 24px;}
.brand-logo{height:42px;width:auto;}
.main-nav ul{display:flex;align-items:center;gap:8px;}
.nav-link{
  padding:10px 16px;font-weight:500;font-size:.95rem;color:var(--ink);
  border-radius:999px;transition:background .2s ease,color .2s ease;
}
.nav-link:hover,.nav-link.active{background:var(--bg-alt);color:var(--purple);}
.nav-cta{background:var(--purple);color:#fff !important;font-weight:600;}
.nav-cta:hover{background:var(--purple-dark);}

.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:40px;height:40px;background:none;border:none;cursor:pointer;padding:0;
}
.nav-toggle span{width:100%;height:2px;background:var(--ink);border-radius:2px;transition:transform .25s ease, opacity .25s ease;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ---------- Hero ---------- */
.hero{
  padding:96px 0 80px;
  background:
    radial-gradient(1100px 500px at 85% -10%, rgba(216,166,89,.16), transparent 60%),
    radial-gradient(900px 500px at 5% 0%, rgba(92,42,122,.10), transparent 55%),
    var(--bg-alt);
  border-bottom:1px solid var(--bg-line);
}
.hero-inner{max-width:820px;text-align:left;}
.hero-logo{width:min(480px,90%);height:auto;margin-bottom:32px;}
.eyebrow{
  display:inline-block;text-transform:uppercase;letter-spacing:.08em;font-size:.78rem;
  font-weight:600;color:var(--purple);background:#fff;border:1px solid var(--bg-line);
  padding:8px 16px;border-radius:999px;margin-bottom:22px;box-shadow:var(--shadow);
}
.hero h1{font-size:clamp(2.1rem,4.6vw,3.4rem);font-weight:700;margin-bottom:22px;}
.text-accent{color:var(--purple);}
.hero-lead{font-size:1.12rem;max-width:640px;margin-bottom:34px;}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;}

/* ---------- Sections generic ---------- */
.section{padding:88px 0;}
.section-alt{background:var(--bg-alt);}
.kicker{
  text-transform:uppercase;letter-spacing:.1em;font-size:.8rem;font-weight:700;
  color:var(--gold);margin-bottom:10px;
}
.section-title{font-size:clamp(1.6rem,3vw,2.3rem);font-weight:700;max-width:760px;margin-bottom:18px;}
.section-lead{font-size:1.05rem;max-width:720px;margin-bottom:44px;}

/* ---------- About ---------- */
.about-grid{display:grid;grid-template-columns:1.6fr 1fr;gap:48px;margin-bottom:56px;align-items:start;}
.about-text p{font-size:1.02rem;}
.mission-card{
  background:linear-gradient(155deg,var(--purple-dark),var(--purple));
  color:#fff;padding:34px;border-radius:var(--radius);box-shadow:var(--shadow);
}
.mission-card h3{color:var(--gold-light);font-size:1.15rem;margin-bottom:14px;}
.mission-card p{color:rgba(255,255,255,.92);margin:0;font-size:1.02rem;}

.stats-row{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  background:var(--bg-alt);border:1px solid var(--bg-line);border-radius:var(--radius);
  padding:36px 24px;margin-bottom:64px;
}
.stat{text-align:center;}
.stat-number{display:block;font-family:var(--ff-head);font-weight:700;font-size:2.4rem;color:var(--purple);}
.stat-label{font-size:.88rem;color:var(--body-text);}

.team-title{font-size:1.5rem;margin-bottom:12px;}
.team-intro{max-width:680px;margin-bottom:36px;}
.team-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.team-card{
  background:#fff;border:1px solid var(--bg-line);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow);
}
.team-card h4{font-size:1.05rem;margin-bottom:4px;}
.team-role{color:var(--purple);font-weight:600;font-size:.88rem;margin-bottom:10px;}
.team-bio{font-size:.9rem;margin:0;}

/* ---------- Services ---------- */
.services-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px;}
.service-card{
  background:#fff;border:1px solid var(--bg-line);border-radius:var(--radius);
  padding:34px;box-shadow:var(--shadow);
}
.service-icon{
  width:56px;height:56px;border-radius:14px;background:var(--bg-alt);color:var(--purple);
  display:flex;align-items:center;justify-content:center;margin-bottom:20px;
}
.service-icon svg{width:28px;height:28px;}
.service-card h3{font-size:1.2rem;margin-bottom:12px;}
.service-list{margin:14px 0;}
.service-list li{
  position:relative;padding-left:22px;margin-bottom:8px;font-size:.95rem;
}
.service-list li::before{
  content:"";position:absolute;left:0;top:.55em;width:8px;height:8px;border-radius:50%;background:var(--gold);
}
.service-steps{counter-reset:step;margin:14px 0;}
.service-steps li{
  position:relative;padding-left:34px;margin-bottom:12px;font-size:.95rem;counter-increment:step;
}
.service-steps li::before{
  content:counter(step);position:absolute;left:0;top:0;width:24px;height:24px;border-radius:50%;
  background:var(--purple);color:#fff;font-size:.75rem;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.service-sub{font-size:.9rem;color:var(--gray);margin-top:16px;padding-top:16px;border-top:1px dashed var(--bg-line);}

/* ---------- Resultados / charts ---------- */
.chart-card{
  background:#fff;border:1px solid var(--bg-line);border-radius:var(--radius);
  padding:36px;box-shadow:var(--shadow);margin-bottom:48px;
}
.chart-card-head{margin-bottom:28px;max-width:820px;}
.chart-card-head h3{font-size:1.2rem;margin-bottom:10px;}
.chart-card-head p{font-size:.95rem;margin:0;}
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;}
.compare-col h4{font-size:1rem;color:var(--purple);margin-bottom:16px;}
.bar-row{margin-bottom:16px;}
.bar-label{font-size:.85rem;font-weight:600;color:var(--ink);margin-bottom:6px;}
.bar-label span{font-weight:400;color:var(--gray);margin-left:6px;}
.bar-track{
  background:var(--bg-alt);border-radius:8px;height:26px;margin-bottom:4px;overflow:hidden;
}
.bar{
  height:100%;border-radius:8px;color:#fff;font-size:.72rem;font-weight:600;
  display:flex;align-items:center;padding-left:10px;white-space:nowrap;
  width:var(--w);transition:width 1s ease;
}
.bar-poll{background:var(--purple-light);}
.bar-real{background:var(--gold);color:var(--ink);}
.chart-legend{display:flex;gap:24px;margin-top:20px;font-size:.85rem;color:var(--gray);}
.dot{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:6px;vertical-align:middle;}
.dot-poll{background:var(--purple-light);}
.dot-real{background:var(--gold);}

.track-record{
  background:var(--bg-alt);border:1px solid var(--bg-line);border-radius:var(--radius);padding:36px;
}
.track-record h3{font-size:1.2rem;margin-bottom:8px;}
.track-list{margin:18px 0;}
.track-list li{
  position:relative;padding-left:24px;margin-bottom:10px;font-size:.95rem;
}
.track-list li::before{
  content:"✓";position:absolute;left:0;color:var(--gold);font-weight:700;
}
.track-note{font-size:.88rem;color:var(--gray);margin:0;}

/* ---------- Encuestas recientes ---------- */
.polls-grid{display:grid;gap:28px;}
.poll-card{
  background:#fff;border:1px solid var(--bg-line);border-radius:var(--radius);
  padding:36px;box-shadow:var(--shadow);
}
.poll-card-head{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;margin-bottom:26px;flex-wrap:wrap;}
.poll-card-head h3{font-size:1.15rem;max-width:640px;}
.poll-date{
  flex-shrink:0;background:var(--bg-alt);color:var(--purple);font-weight:600;font-size:.82rem;
  padding:7px 14px;border-radius:999px;white-space:nowrap;
}
.poll-bars{margin-bottom:28px;}
.poll-bar-row{display:grid;grid-template-columns:170px 1fr 60px;align-items:center;gap:12px;margin-bottom:10px;}
.poll-name{font-size:.92rem;font-weight:500;color:var(--ink);}
.poll-track{background:var(--bg-alt);border-radius:8px;height:16px;overflow:hidden;}
.poll-fill{
  height:100%;width:var(--w);background:var(--purple);border-radius:8px;transition:width 1s ease;
}
.poll-fill-gold{background:var(--gold);}
.poll-fill-light{background:var(--purple-light);opacity:.75;}
.poll-fill-gray{background:var(--gray-light);}
.poll-fill-dark{background:var(--ink);}
.poll-pct{font-size:.88rem;font-weight:700;color:var(--purple);text-align:right;}
.poll-meta{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
  border-top:1px dashed var(--bg-line);padding-top:24px;
}
.poll-meta h5{font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;color:var(--gold);margin-bottom:8px;}
.poll-meta p{font-size:.85rem;margin:0;color:var(--gray);}

/* ---------- Contact ---------- */
.contact-section{
  background:linear-gradient(160deg,var(--purple-dark),var(--purple));
  color:#fff;
}
.kicker-on-dark{color:var(--gold-light);}
.title-on-dark{color:#fff;}
.lead-on-dark{color:rgba(255,255,255,.82);}
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.contact-card{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
  border-radius:var(--radius);padding:30px;transition:transform .2s ease, background .2s ease;
}
.contact-card:hover{background:rgba(255,255,255,.13);transform:translateY(-4px);}
.contact-icon{
  width:48px;height:48px;border-radius:12px;background:rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;color:var(--gold-light);
}
.contact-icon svg{width:24px;height:24px;}
.contact-card h3{color:#fff;font-size:1.05rem;margin-bottom:8px;}
.contact-card p{color:rgba(255,255,255,.78);font-size:.88rem;margin-bottom:14px;}
.contact-value{font-weight:700;color:var(--gold-light);font-size:1.02rem;}

/* ---------- Footer ---------- */
.site-footer{background:var(--bg-alt);border-top:1px solid var(--bg-line);padding:44px 0;}
.footer-inner{text-align:center;}
.footer-logo{height:34px;margin:0 auto 16px;}
.footer-text{font-size:.9rem;margin-bottom:6px;}
.footer-copy{font-size:.8rem;color:var(--gray-light);margin:0;}

/* ---------- Back to top ---------- */
.back-to-top{
  position:fixed;bottom:26px;right:26px;width:46px;height:46px;border-radius:50%;
  background:var(--purple);color:#fff;border:none;font-size:1.2rem;cursor:pointer;
  box-shadow:0 10px 24px rgba(59,22,80,.35);opacity:0;pointer-events:none;
  transition:opacity .25s ease, transform .25s ease;z-index:90;
}
.back-to-top.visible{opacity:1;pointer-events:auto;}
.back-to-top:hover{transform:translateY(-3px);}

/* ---------- Scroll reveal ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease, transform .6s ease;}
.reveal.in-view{opacity:1;transform:translateY(0);}

/* ===========================================================
   Responsive
   =========================================================== */
@media (max-width:960px){
  .about-grid{grid-template-columns:1fr;}
  .team-grid{grid-template-columns:repeat(2,1fr);}
  .services-grid{grid-template-columns:1fr;}
  .compare-grid{grid-template-columns:1fr;gap:28px;}
  .stats-row{grid-template-columns:repeat(2,1fr);}
  .contact-grid{grid-template-columns:1fr;}
  .poll-meta{grid-template-columns:1fr;}
}

@media (max-width:760px){
  .main-nav{
    position:fixed;inset:64px 0 0 0;background:#fff;padding:20px 24px;
    transform:translateY(-110%);transition:transform .3s ease;overflow-y:auto;
  }
  .main-nav.open{transform:translateY(0);}
  .main-nav ul{flex-direction:column;align-items:stretch;gap:4px;}
  .nav-link{padding:14px 16px;font-size:1.02rem;}
  .nav-toggle{display:flex;}
  .hero{padding:56px 0 56px;}
  .hero-logo{width:min(320px,85%);margin-bottom:22px;}
  .section{padding:64px 0;}
  .team-grid{grid-template-columns:1fr;}
  .poll-bar-row{grid-template-columns:110px 1fr 50px;gap:8px;}
  .poll-name{font-size:.82rem;}
}