/* =========================================================
   María Ruiz Adanaqué — Sitio profesional
   Diseño minimalista, paleta clara y cálida
========================================================= */

:root{
  --bg: #faf7f2;
  --bg-alt: #f2ece1;
  --card: #ffffff;
  --border: #e7ddcd;
  --text: #2b2723;
  --text-muted: #6f6a62;
  --accent: #b8794f;
  --accent-dark: #96603a;
  --accent-soft: #f0dfcd;
  --accent-2: #7c8a6c;
  --accent-2-soft: #e6ead9;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 10px 30px -12px rgba(60, 45, 25, 0.15);
  --shadow-sm: 0 4px 14px -6px rgba(60, 45, 25, 0.12);
  --serif: 'Fraunces', Georgia, serif;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --maxw: 1140px;
}

*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: var(--sans);
  color: var(--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{ margin:0; padding:0; }
h1,h2,h3{ font-family: var(--serif); font-weight:600; line-height:1.15; margin:0 0 .5em; color: var(--text); }
p{ margin:0 0 1em; }
.container{ max-width: var(--maxw); margin:0 auto; padding: 0 24px; }

/* ---------- progress bar ---------- */
.progress-bar{
  position: fixed; top:0; left:0; height:3px; width:0%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  z-index: 999; transition: width .1s linear;
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding: 14px 30px; border-radius: 100px;
  font-weight:600; font-size: .95rem; letter-spacing:.2px;
  cursor:pointer; border: 1.5px solid transparent; transition: all .25s ease;
  white-space: nowrap;
}
.btn-primary{ background: var(--accent); color:#fff; }
.btn-primary:hover{ background: var(--accent-dark); transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.btn-outline{ background: transparent; border-color: var(--accent); color: var(--accent-dark); }
.btn-outline:hover{ background: var(--accent-soft); transform: translateY(-2px); }
.btn-small{ padding: 10px 22px; font-size: .85rem; }
.btn-full{ width:100%; }

/* ---------- header ---------- */
.site-header{
  position: fixed; top:0; left:0; right:0; z-index: 500;
  background: rgba(250, 247, 242, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s ease, box-shadow .3s ease;
}
.site-header.scrolled{ border-color: var(--border); box-shadow: 0 2px 20px -10px rgba(0,0,0,.08); }
.header-inner{ display:flex; align-items:center; justify-content:space-between; padding: 18px 24px; gap: 20px; }
.logo{ font-family: var(--serif); font-size: 1.3rem; font-weight:600; color: var(--text); flex-shrink:0; }
.logo span{ color: var(--accent); font-style: italic; }
.main-nav{ display:flex; gap: 30px; margin-left: auto; }
.nav-link{ font-size:.92rem; font-weight:500; color: var(--text-muted); position:relative; padding: 4px 0; transition: color .2s; }
.nav-link::after{ content:''; position:absolute; left:0; bottom:-2px; width:0; height:2px; background: var(--accent); transition: width .25s ease; }
.nav-link:hover, .nav-link.active{ color: var(--text); }
.nav-link:hover::after, .nav-link.active::after{ width:100%; }
.nav-cta{ margin-left: 24px; flex-shrink:0; }
.nav-toggle{ display:none; flex-direction:column; justify-content:center; gap:5px; width:32px; height:32px; background:none; border:none; cursor:pointer; margin-left:12px; }
.nav-toggle span{ display:block; height:2px; background: var(--text); border-radius:2px; transition: all .3s ease; }
.nav-toggle.open span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2){ opacity:0; }
.nav-toggle.open span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

/* ---------- hero ---------- */
.hero{ position:relative; padding: 168px 0 100px; overflow:hidden; }
.hero-bg-shape{
  position:absolute; top:-10%; right:-15%; width:60%; aspect-ratio:1;
  background: radial-gradient(circle at 30% 30%, var(--accent-soft), transparent 70%);
  border-radius:50%; z-index:0; pointer-events:none;
}
.hero-inner{ position:relative; z-index:1; display:grid; grid-template-columns: 1.15fr 0.85fr; gap: 60px; align-items:center; }
.eyebrow{ text-transform: uppercase; letter-spacing: 1.5px; font-size:.78rem; font-weight:700; color: var(--accent-dark); margin-bottom: 14px; }
.hero-text h1{ font-size: clamp(2.2rem, 4vw, 3.2rem); margin-bottom: .4em; }
.script{ font-style: italic; color: var(--accent-dark); }
.hero-lead{ font-size: 1.08rem; color: var(--text-muted); max-width: 520px; margin-bottom: 1.8em; }
.hero-actions{ display:flex; gap:16px; flex-wrap:wrap; margin-bottom: 2.2em; }
.hero-meta{ display:flex; flex-wrap:wrap; gap: 10px 24px; font-size:.88rem; color: var(--text-muted); }

.hero-photo{ position:relative; display:flex; justify-content:center; }
.photo-ring{
  width: min(360px, 80vw); aspect-ratio:1; border-radius:50%;
  padding: 10px; background: linear-gradient(145deg, var(--accent-soft), var(--bg-alt));
  box-shadow: var(--shadow);
  position:relative; z-index:1;
}
.photo-ring img{ width:100%; height:100%; object-fit:cover; border-radius:50%; border: 4px solid #fff; }
.hero-badge{
  position:absolute; background:#fff; border-radius: var(--radius-sm);
  padding: 12px 16px; font-size:.76rem; font-weight:500; color: var(--text-muted);
  box-shadow: var(--shadow-sm); line-height:1.4; z-index:2;
}
.hero-badge strong{ color: var(--text); font-family: var(--serif); font-size:.92rem; font-weight:600; display:block; }
.hero-badge-1{ top: 6%; left: -8%; }
.hero-badge-2{ bottom: 4%; right: -10%; }

.scroll-cue{
  position:absolute; bottom: 28px; left:50%; transform: translateX(-50%);
  width:26px; height:42px; border: 2px solid var(--text-muted); border-radius: 20px;
  display:flex; justify-content:center; padding-top:8px; opacity:.5;
}
.scroll-cue span{ width:4px; height:8px; background: var(--text-muted); border-radius:2px; animation: scrollDown 1.6s infinite; }
@keyframes scrollDown{ 0%{ opacity:1; transform:translateY(0);} 100%{ opacity:0; transform:translateY(10px);} }

/* ---------- sections ---------- */
.section{ padding: 100px 0; }
.section-alt{ background: var(--bg-alt); }
.section-head{ max-width: 640px; margin: 0 auto 56px; text-align:center; }
.section-head h2{ font-size: clamp(1.7rem, 3vw, 2.3rem); }
.section-sub{ color: var(--text-muted); font-size: 1.02rem; }

/* reveal animation */
[data-reveal]{ opacity:0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
[data-reveal].is-visible{ opacity:1; transform: translateY(0); }

/* ---------- about ---------- */
.about-grid{ display:grid; grid-template-columns: 1.5fr 1fr; gap: 60px; align-items:start; }
.about-text p{ color: var(--text-muted); font-size: 1.02rem; }
.about-text strong{ color: var(--text); }
.about-stats{ display:grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.stat-card{
  background: var(--card); border:1px solid var(--border); border-radius: var(--radius);
  padding: 26px 20px; text-align:center; box-shadow: var(--shadow-sm);
}
.stat-number{ display:block; font-family: var(--serif); font-size: 2rem; font-weight:600; color: var(--accent-dark); }
.stat-label{ display:block; font-size:.82rem; color: var(--text-muted); margin-top:6px; }

/* ---------- timeline ---------- */
.timeline{ position:relative; max-width: 760px; margin: 0 auto; padding-left: 34px; }
.timeline::before{ content:''; position:absolute; left: 6px; top:6px; bottom:6px; width:2px; background: var(--border); }
.timeline-item{ position:relative; margin-bottom: 34px; }
.timeline-item:last-child{ margin-bottom:0; }
.timeline-dot{ position:absolute; left: -34px; top: 6px; width:14px; height:14px; border-radius:50%; background: var(--accent); border: 3px solid var(--bg-alt); box-shadow: 0 0 0 2px var(--accent-soft); }
.timeline-card{
  background: var(--card); border:1px solid var(--border); border-radius: var(--radius);
  padding: 26px 28px; box-shadow: var(--shadow-sm);
}
.timeline-date{ display:inline-block; font-size:.76rem; font-weight:700; letter-spacing:.5px; color: var(--accent-dark); background: var(--accent-soft); padding: 4px 12px; border-radius: 100px; margin-bottom: 10px; }
.timeline-card h3{ font-size: 1.15rem; margin-bottom: 2px; }
.timeline-org{ color: var(--accent-2); font-weight:600; font-size:.92rem; margin-bottom: 10px; }
.timeline-card p:last-child{ color: var(--text-muted); font-size:.95rem; margin-bottom:0; }

/* ---------- education ---------- */
.edu-grid{ display:grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.edu-card{
  background: var(--card); border:1px solid var(--border); border-radius: var(--radius);
  padding: 30px; box-shadow: var(--shadow-sm); transition: transform .25s ease, box-shadow .25s ease;
}
.edu-card:hover{ transform: translateY(-4px); box-shadow: var(--shadow); }
.edu-icon{ font-size: 1.8rem; margin-bottom: 14px; }
.edu-date{ display:block; font-size:.76rem; font-weight:700; color: var(--accent-2); text-transform: uppercase; letter-spacing:.4px; margin-bottom: 8px; }
.edu-card h3{ font-size: 1.1rem; margin-bottom: 6px; }
.edu-card p{ color: var(--text-muted); font-size:.92rem; margin:0; }

/* ---------- logros ---------- */
.logros-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.logro-card{
  background: var(--card); border:1px solid var(--border); border-radius: var(--radius);
  padding: 34px 28px; text-align:center; box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease;
}
.logro-card:hover{ transform: translateY(-4px); box-shadow: var(--shadow); }
.logro-icon{ font-size: 2rem; margin-bottom: 16px; }
.logro-card h3{ font-size: 1.05rem; margin-bottom: 8px; }
.logro-card p{ color: var(--text-muted); font-size:.9rem; margin:0; }

/* ---------- certificaciones ---------- */
.tags-wrap{ display:flex; flex-wrap:wrap; gap: 12px; justify-content:center; margin-bottom: 56px; }
.tag{
  background: var(--accent-2-soft); color: var(--accent-2); border:1px solid transparent;
  padding: 9px 18px; border-radius:100px; font-size:.86rem; font-weight:600;
}
.badges-showcase{
  background: var(--card); border:1px solid var(--border); border-radius: var(--radius);
  padding: 30px; box-shadow: var(--shadow-sm); overflow:hidden;
}

/* ---------- accordion ---------- */
.accordion{ max-width: 800px; margin: 0 auto; display:flex; flex-direction:column; gap: 14px; }
.accordion-item{ background: var(--card); border:1px solid var(--border); border-radius: var(--radius); overflow:hidden; }
.accordion-trigger{
  width:100%; display:flex; align-items:center; justify-content:space-between; gap: 16px;
  background:none; border:none; text-align:left; cursor:pointer;
  padding: 22px 26px; font-family: var(--serif); font-size: 1.02rem; font-weight:600; color: var(--text);
}
.accordion-icon{ flex-shrink:0; width:28px; height:28px; border-radius:50%; background: var(--accent-soft); color: var(--accent-dark); display:flex; align-items:center; justify-content:center; font-size:1.1rem; transition: transform .3s ease; }
.accordion-trigger[aria-expanded="true"] .accordion-icon{ transform: rotate(45deg); }
.accordion-panel{ max-height:0; overflow:hidden; transition: max-height .4s ease; }
.accordion-panel ul{ padding: 0 26px 24px; list-style:none; }
.accordion-panel li{
  position:relative; padding: 8px 0 8px 20px; color: var(--text-muted); font-size:.93rem; border-top: 1px solid var(--border);
}
.accordion-panel li:first-child{ border-top:none; }
.accordion-panel li::before{ content:'—'; position:absolute; left:0; color: var(--accent); }

/* ---------- contenido ---------- */
.content-grid{ display:grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.content-card{
  background: var(--card); border:1px solid var(--border); border-radius: var(--radius);
  padding: 32px 26px; text-align:center; box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease;
}
.content-card:hover{ transform: translateY(-4px); box-shadow: var(--shadow); }
.content-icon{ font-size: 1.9rem; margin-bottom: 14px; }
.content-card h3{ font-size: 1.05rem; margin-bottom: 8px; }
.content-card p{ color: var(--text-muted); font-size:.9rem; margin:0; }

/* ---------- contacto ---------- */
.contact-grid{ display:grid; grid-template-columns: 0.8fr 1.2fr; gap: 50px; max-width: 900px; margin: 0 auto; }
.contact-info{ display:flex; flex-direction:column; gap: 22px; }
.contact-item{ display:flex; flex-direction:column; gap: 4px; }
.contact-label{ font-size:.76rem; text-transform:uppercase; letter-spacing:.5px; color: var(--accent-2); font-weight:700; }
.contact-item a{ font-size: 1.05rem; font-weight:600; transition: color .2s; }
.contact-item a:hover{ color: var(--accent-dark); }
.contact-info .btn{ margin-top: 10px; align-self:flex-start; }

.contact-form{ background: var(--card); border:1px solid var(--border); border-radius: var(--radius); padding: 34px; box-shadow: var(--shadow-sm); }
.form-row{ margin-bottom: 18px; display:flex; flex-direction:column; gap:6px; }
.form-row label{ font-size:.84rem; font-weight:600; color: var(--text-muted); }
.form-row input, .form-row textarea{
  font-family: var(--sans); font-size: .96rem; padding: 12px 14px; border-radius: var(--radius-sm);
  border: 1.5px solid var(--border); background: var(--bg); color: var(--text); resize: vertical; transition: border-color .2s;
}
.form-row input:focus, .form-row textarea:focus{ outline:none; border-color: var(--accent); }
.hp-field{ position:absolute; left:-9999px; opacity:0; height:0; }
.form-status{ margin: 14px 0 0; font-size:.88rem; text-align:center; min-height: 1.4em; }
.form-status.ok{ color: var(--accent-2); }
.form-status.err{ color: #b23b3b; }

/* ---------- footer ---------- */
.site-footer{ padding: 40px 0; border-top: 1px solid var(--border); }
.footer-inner{ display:flex; align-items:center; justify-content:space-between; gap: 20px; flex-wrap:wrap; }
.footer-inner p{ margin:0; font-size:.85rem; color: var(--text-muted); }
.back-top{ width:38px; height:38px; border-radius:50%; border:1.5px solid var(--border); display:flex; align-items:center; justify-content:center; transition: all .2s ease; }
.back-top:hover{ background: var(--accent); color:#fff; border-color: var(--accent); }

/* ---------- responsive ---------- */
@media (max-width: 900px){
  .hero-inner{ grid-template-columns:1fr; gap: 50px; }
  .hero-photo{ order:-1; }
  .hero-badge{ display:none; }
  .about-grid{ grid-template-columns:1fr; }
  .about-stats{ grid-template-columns: repeat(4,1fr); }
  .edu-grid{ grid-template-columns:1fr; }
  .logros-grid{ grid-template-columns:1fr; }
  .content-grid{ grid-template-columns:1fr; }
  .contact-grid{ grid-template-columns:1fr; }
}

@media (max-width: 760px){
  .main-nav, .nav-cta{ display:none; }
  .nav-toggle{ display:flex; }
  .main-nav.open{
    display:flex; position:absolute; top:100%; left:0; right:0; background: var(--bg);
    flex-direction:column; padding: 20px 24px 28px; border-bottom: 1px solid var(--border); gap: 4px;
    box-shadow: var(--shadow-sm);
  }
  .main-nav.open .nav-link{ padding: 12px 0; border-bottom: 1px solid var(--border); }
  .hero{ padding-top: 140px; }
  .about-stats{ grid-template-columns: 1fr 1fr; }
  .section{ padding: 72px 0; }
}