/* ============ TOKENS ============ */
:root{
  --navy: #25344F;
  --navy-2: #1c283e;
  --cream: #DBD8CE;
  --cream-2: #F4F2EC;
  --terracotta: #984B35;
  --terracotta-2: #7d3d2b;
  --ink: #25344F;
  --muted: #6b7280;

  --font: "Alexandria", ui-sans-serif, system-ui, -apple-system, sans-serif;

  --wrap: 1180px;
  --radius: 18px;
  --ease: cubic-bezier(.16,.84,.44,1);
}

*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  background: var(--cream-2);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
.wrap{ max-width: var(--wrap); margin: 0 auto; padding: 0 28px; }
em{ font-family: var(--font); font-style: normal; font-weight: 700; color: var(--terracotta); }

.skip-link{
  position:absolute; left:-999px; top:0; background:var(--navy); color:var(--cream);
  padding:12px 18px; z-index:999; border-radius: 0 0 8px 0;
}
.skip-link:focus{ left:0; }

/* ============ REVEAL ANIM ============ */
.reveal{ opacity:0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in{ opacity:1; transform: translateY(0); }

/* ============ BUTTONS ============ */
.btn{
  display:inline-flex; align-items:center; gap:8px;
  padding: 14px 26px; border-radius: 999px;
  font-size: 14px; font-weight: 600; letter-spacing:.01em;
  transition: transform .3s var(--ease), background .3s, color .3s, box-shadow .3s;
  border: 1.5px solid transparent; cursor:pointer;
  white-space: nowrap; font-family: var(--font);
}
.btn-dark{ background: var(--navy); color: var(--cream-2); }
.btn-dark:hover{ background: var(--terracotta); transform: translateY(-2px); }
.btn-ghost{ background: transparent; color: var(--navy); border-color: rgba(37,52,79,.25); }
.btn-ghost:hover{ border-color: var(--navy); transform: translateY(-2px); }
.btn-light{ background: var(--cream-2); color: var(--navy); }
.btn-light:hover{ background: var(--terracotta); color: var(--cream-2); transform: translateY(-2px); }
.btn-terracotta{ background: var(--terracotta); color: var(--cream-2); }
.btn-terracotta:hover{ background: var(--terracotta-2); transform: translateY(-2px); }

/* ============ NAV ============ */
.nav{
  position: sticky; top:0; z-index: 100;
  background: rgba(244,242,236,.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(37,52,79,.08);
  transition: box-shadow .3s;
}
.nav.scrolled{ box-shadow: 0 6px 24px rgba(37,52,79,.08); }
.nav-inner{
  max-width: var(--wrap); margin:0 auto; padding: 14px 28px;
  display:flex; align-items:center; justify-content:space-between; gap: 24px;
}
.brand-mark{ height: 42px; width:auto; }
.nav-links{ display:flex; gap: 30px; margin-right:auto; margin-left: 48px; }
.nav-links a{
  font-size: 14px; font-weight:600; color: var(--navy); opacity:.7;
  position:relative; padding: 4px 0;
}
.nav-links a:hover{ opacity:1; }
.nav-links a::after{
  content:""; position:absolute; left:0; bottom:0; height:2px; width:0;
  background: var(--terracotta); transition: width .3s var(--ease);
}
.nav-links a:hover::after{ width:100%; }
.nav-cta{ flex-shrink:0; }

.hamburger{
  display:none; flex-direction:column; justify-content:center; gap:5px;
  width: 42px; height:42px; background:none; border:none; cursor:pointer;
}
.hamburger span{ width: 22px; height:2px; background: var(--navy); margin:0 auto; transition: transform .3s, opacity .3s; }
.hamburger[aria-expanded="true"] span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.hamburger[aria-expanded="true"] span:nth-child(2){ opacity:0; }
.hamburger[aria-expanded="true"] span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

.mobile-menu{
  display:flex; flex-direction:column; gap:2px;
  max-height:0; overflow:hidden; background: var(--cream-2);
  transition: max-height .4s var(--ease);
  border-top: 1px solid transparent;
}
.mobile-menu.open{ max-height: 420px; border-top-color: rgba(37,52,79,.08); }
.mobile-menu a{
  padding: 16px 28px; font-weight:600; border-bottom: 1px solid rgba(37,52,79,.06);
}
.mobile-menu .btn{ margin: 16px 28px; text-align:center; justify-content:center; }

/* ============ HERO ============ */
.hero{
  position:relative; padding: 100px 0 80px; overflow:hidden;
}
.hero-blob{
  position:absolute; inset: -20% -10% auto -10%; height: 130%;
  background:
    radial-gradient(38% 45% at 25% 30%, rgba(152,75,53,.35), transparent 70%),
    radial-gradient(45% 50% at 78% 20%, rgba(37,52,79,.30), transparent 70%),
    radial-gradient(40% 45% at 60% 75%, rgba(152,75,53,.18), transparent 70%);
  filter: blur(50px);
  animation: blobMove 18s ease-in-out infinite alternate;
  z-index:0;
}
@keyframes blobMove{
  0%{ transform: translate(0,0) scale(1); }
  100%{ transform: translate(2%, 3%) scale(1.08); }
}
.hero-grid{ position:relative; z-index:1; display:grid; grid-template-columns: 1.5fr 1fr; gap: 48px; align-items:start; }
.eyebrow{
  font-size:13px; font-weight:600; letter-spacing:.08em; text-transform:uppercase;
  color: var(--terracotta); margin: 0 0 22px;
}
.hero-title{
  font-weight:600; letter-spacing:-.01em;
  font-size: clamp(2.4rem, 5vw, 3.8rem); line-height: 1.08; margin: 0 0 24px; color: var(--navy);
}
.hero-sub{
  font-size: clamp(1.02rem, 1.4vw, 1.15rem); color: #46536b; max-width: 560px; margin: 0 0 34px;
}
.hero-actions{ display:flex; gap:16px; flex-wrap:wrap; }

.hero-card{
  background: var(--navy); color: var(--cream-2); border-radius: var(--radius);
  padding: 30px 28px; margin-top: 8px; position:relative;
  box-shadow: 0 30px 60px rgba(37,52,79,.25);
}
.hero-card-kicker{
  font-size:12px; font-weight:700; letter-spacing:.08em; text-transform:uppercase;
  color: rgba(219,216,206,.6); margin:0 0 22px;
}
.hero-card-list{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:18px; }
.hero-card-list li{ display:flex; align-items:baseline; gap:14px; }
.hero-card-list strong{ font-size:1.6rem; font-weight:700; color: var(--terracotta); min-width: 64px; }
.hero-card-list span{ font-size:.92rem; color: rgba(244,242,236,.85); }
.hero-card-badge{
  display:inline-block; margin-top: 24px; padding: 8px 16px; border-radius:999px;
  background: rgba(219,216,206,.12); font-size:12px; font-weight:600; color: var(--cream);
}

.hero-scroll{
  position:relative; z-index:1; margin-top:70px; display:flex; align-items:center; gap:12px;
  color: var(--muted); font-size:13px; letter-spacing:.04em;
}
.hero-scroll span{
  width:1px; height: 46px; background: linear-gradient(var(--navy), transparent);
  position:relative; overflow:hidden;
}
.hero-scroll span::after{
  content:""; position:absolute; top:-100%; left:0; width:100%; height:100%;
  background: var(--terracotta); animation: scrollLine 2.2s ease-in-out infinite;
}
@keyframes scrollLine{ 0%{ top:-100%; } 60%{ top:100%; } 100%{ top:100%; } }

/* ============ STAT STRIP ============ */
.stat-strip{
  display:flex; flex-wrap:wrap; gap: 14px; align-items:center; justify-content:center;
  padding: 20px 28px; border-top: 1px solid rgba(37,52,79,.1); border-bottom: 1px solid rgba(37,52,79,.1);
  font-size: 13px; font-weight:700; letter-spacing:.05em; text-transform:uppercase; color: var(--navy);
}
.stat-strip span:nth-child(odd){ color: var(--terracotta); }

/* ============ SECTION GENERIC ============ */
.section{ padding: 110px 0; position:relative; }
.section-dark{ background: var(--navy); color: var(--cream); }
.section-terracotta{ background: var(--terracotta); color: var(--cream-2); overflow:hidden; }
.section-head{ max-width: 640px; margin-bottom: 64px; }
.kicker{
  font-size:13px; font-weight:700; letter-spacing:.08em; text-transform:uppercase;
  color: var(--terracotta); margin:0 0 16px;
}
.kicker-light{ color: #f0c4b3; }
.sec-title{
  font-weight:600; letter-spacing:-.01em;
  font-size: clamp(2rem, 3.6vw, 3rem); line-height:1.12; margin:0 0 18px; color: var(--navy);
}
.sec-title-light{ color: var(--cream); }
.sec-sub{ font-size: 1.08rem; color:#5b667a; margin:0; }
.sec-sub-light{ color: rgba(219,216,206,.75); }

/* ============ SERVICIOS ============ */
.services-grid{
  display:grid; grid-template-columns: repeat(3, 1fr); gap: 1px;
  background: rgba(37,52,79,.1); border: 1px solid rgba(37,52,79,.1); border-radius: var(--radius); overflow:hidden;
}
.service-card{
  background: var(--cream-2); padding: 38px 32px; transition: background .35s, transform .35s;
}
.service-card:hover{ background: #fff; transform: translateY(-2px); }
.service-num{ font-weight:700; color: var(--terracotta); font-size:1.1rem; }
.service-card h3{ font-size: 1.15rem; margin: 14px 0 10px; color: var(--navy); }
.service-card p{ margin:0 0 18px; color:#5b667a; font-size: .95rem; }
.tags{ display:flex; flex-wrap:wrap; gap:8px; }
.tags span{
  font-size:11px; font-weight:600; color: var(--navy); background: rgba(37,52,79,.08);
  padding: 5px 11px; border-radius:999px;
}

/* ============ PROCESO ============ */
.proceso-watermark{
  position:absolute; top:50%; right:-60px; width:420px; opacity:.12;
  transform: translateY(-50%); pointer-events:none;
}
.process-grid{ position:relative; z-index:1; display:grid; grid-template-columns: repeat(4, 1fr); gap: 36px; }
.process-num{
  display:inline-block; font-weight:700;
  color: var(--cream); opacity:.7; font-size:1.4rem; margin-bottom:16px;
}
.process-step h3{ font-size:1.15rem; margin:0 0 10px; color: var(--cream); }
.process-step p{ margin:0; color: rgba(219,216,206,.75); font-size:.95rem; }
.process-step{ border-top: 2px solid rgba(219,216,206,.25); padding-top: 22px; }

/* ============ PROYECTOS ============ */
.project-tabs{ display:flex; flex-wrap:wrap; gap:10px; margin-bottom: 34px; }
.project-tab{
  font-family: var(--font); font-size:13px; font-weight:600; color: var(--navy);
  background: rgba(37,52,79,.06); border: 1.5px solid transparent; border-radius:999px;
  padding: 10px 20px; cursor:pointer; transition: all .25s var(--ease);
}
.project-tab:hover{ background: rgba(37,52,79,.12); }
.project-tab[aria-selected="true"]{ background: var(--navy); color: var(--cream-2); }

.project-panel{
  display:grid; grid-template-columns: 1fr 1fr; gap:0; border-radius: var(--radius); overflow:hidden;
  border: 1px solid rgba(37,52,79,.1);
}
.project-panel-thumb{
  background: linear-gradient(135deg, var(--navy), var(--terracotta));
  display:flex; align-items:center; justify-content:center; padding: 60px;
  min-height: 280px;
}
.project-panel-thumb img{ width: 120px; opacity:.85; }
.project-panel-body{ background:#fff; padding: 44px; display:flex; flex-direction:column; justify-content:center; gap:14px; }
.project-panel-tag{
  font-size:12px; font-weight:700; letter-spacing:.05em; text-transform:uppercase; color: var(--terracotta); margin:0;
}
.project-panel-body h3{ font-size:1.6rem; margin:0; color: var(--navy); }
.project-panel-body p{ margin:0; color:#5b667a; font-size:.98rem; }
.project-panel-body .btn{ align-self:flex-start; margin-top:6px; }

/* ============ NOSOTROS ============ */
.about-grid{ display:grid; grid-template-columns: 0.7fr 1.3fr; gap: 64px; align-items:center; }
.about-visual{
  position:relative; background: linear-gradient(160deg, var(--cream), #e7e3d6);
  border-radius: 40% 60% 55% 45% / 55% 45% 60% 40%;
  aspect-ratio: 1/1; display:flex; align-items:center; justify-content:center; padding: 20%;
}
.about-visual img{ width:100%; opacity:.9; }
.about-badge{
  position:absolute; bottom: 8%; left: 50%; transform: translateX(-50%);
  background: var(--terracotta); color: var(--cream-2); font-size:12px; font-weight:700;
  padding: 10px 18px; border-radius:999px; white-space:nowrap; box-shadow: 0 12px 30px rgba(152,75,53,.3);
}
.about-copy p{ font-size:1.05rem; color:#3d4a61; margin: 0 0 20px; }
.values-grid{ display:grid; grid-template-columns: repeat(2,1fr); gap: 26px; margin-top: 32px; }
.value h4{ font-size:1rem; margin:0 0 8px; color: var(--navy); }
.value p{ font-size:.9rem; color:#5b667a; margin:0; }

/* ============ CTA BANNER ============ */
.cta-banner{ background: var(--terracotta); color: var(--cream-2); padding: 90px 0; }
.cta-banner-inner{ display:flex; align-items:center; justify-content:space-between; gap: 30px; flex-wrap:wrap; }
.cta-banner h2{ font-weight:600; font-size: clamp(1.7rem, 3vw, 2.4rem); margin:0; line-height:1.2; }
.cta-banner em{ color: var(--navy); }

/* ============ CONTACTO ============ */
.contact-grid{ display:grid; grid-template-columns: 0.9fr 1.1fr; gap: 64px; }
.contact-info{ list-style:none; margin: 32px 0 0; padding:0; display:flex; flex-direction:column; gap:18px; }
.contact-info li{ display:flex; align-items:center; gap:14px; }
.contact-info svg{ width:20px; height:20px; flex-shrink:0; color: var(--terracotta); }
.contact-info a{ font-size:1rem; font-weight:600; color: var(--cream); }
.contact-info a:hover{ color: var(--terracotta); }
.contact-info span{ font-size:.96rem; color: rgba(219,216,206,.85); }

.contact-form{
  background: var(--cream-2); border-radius: var(--radius); padding: 40px;
  box-shadow: 0 20px 60px rgba(0,0,0,.2);
}
.form-row{ margin-bottom: 20px; display:flex; flex-direction:column; gap:8px; }
.form-row--2{ display:grid; grid-template-columns: 1fr 1fr; gap:20px; margin-bottom:0; }
.form-row--2 > div{ display:flex; flex-direction:column; gap:8px; margin-bottom:20px; }
.form-row label{ font-size:13px; font-weight:600; color: var(--navy); }
.form-row label span{ font-weight:400; color:#98a2b3; }
.form-row input, .form-row textarea, .form-row select{
  border:1.5px solid rgba(37,52,79,.15); border-radius:10px; padding: 12px 14px;
  font-family: var(--font); font-size:.98rem; color: var(--navy); background: #fff;
  transition: border-color .25s, background .25s;
  resize: vertical;
}
.form-row select{ appearance:none; background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="12" height="8" viewBox="0 0 12 8"><path d="M1 1l5 5 5-5" stroke="%2325344F" stroke-width="1.6" fill="none" fill-rule="evenodd"/></svg>'); background-repeat:no-repeat; background-position: right 14px center; }
.form-row input:focus, .form-row textarea:focus, .form-row select:focus{
  outline:none; border-color: var(--terracotta);
}
.hp-field{ position:absolute; left:-9999px; }
.form-submit{ width:100%; justify-content:center; margin-top: 6px; }
.form-status{ margin: 14px 0 0; font-size:.92rem; min-height: 1.2em; }
.form-status.ok{ color:#2f7a4f; }
.form-status.err{ color:#b3412c; }

/* ============ FOOTER ============ */
.footer{ background: var(--navy-2); color: var(--cream); padding: 70px 0 0; }
.footer-inner{ display:grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 40px; padding-bottom: 50px; border-bottom: 1px solid rgba(219,216,206,.12); }
.footer-mark{ height: 84px; width:auto; margin-bottom:16px; }
.footer-brand p{ color: rgba(219,216,206,.65); font-size:1.02rem; margin:0; font-weight:500; }
.footer-links{ display:flex; flex-direction:column; gap:14px; }
.footer-links a, .footer-contact a{ color: rgba(219,216,206,.8); font-size:.95rem; }
.footer-links a:hover, .footer-contact a:hover{ color: var(--terracotta); }
.footer-contact{ display:flex; flex-direction:column; gap:14px; align-items:flex-start; }
.footer-bottom{
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px;
  padding: 24px 28px; font-size:.82rem; color: rgba(219,216,206,.5);
}

/* ============ WHATSAPP FLOAT ============ */
.whatsapp-float{
  position:fixed; right: 26px; bottom: 26px; z-index: 90;
  width:58px; height:58px; border-radius:50%;
  background:#25D366; color:#fff; display:flex; align-items:center; justify-content:center;
  box-shadow: 0 10px 30px rgba(37,211,102,.4);
  transition: transform .3s var(--ease);
}
.whatsapp-float:hover{ transform: scale(1.08); }

/* ============ RESPONSIVE ============ */
@media (max-width: 980px){
  .nav-links{ display:none; }
  .nav-cta{ display:none; }
  .hamburger{ display:flex; }
  .hero-grid{ grid-template-columns: 1fr; }
  .hero-card{ max-width: 420px; }
  .services-grid{ grid-template-columns: 1fr 1fr; }
  .process-grid{ grid-template-columns: 1fr 1fr; }
  .about-grid, .contact-grid{ grid-template-columns: 1fr; }
  .about-visual{ max-width: 320px; margin: 0 auto; }
  .project-panel{ grid-template-columns: 1fr; }
  .footer-inner{ grid-template-columns: 1fr; }
  .proceso-watermark{ display:none; }
}
@media (max-width: 640px){
  .hero{ padding: 84px 0 56px; }
  .section{ padding: 76px 0; }
  .services-grid{ grid-template-columns: 1fr; }
  .process-grid{ grid-template-columns: 1fr; }
  .values-grid{ grid-template-columns: 1fr; }
  .form-row--2{ grid-template-columns: 1fr; }
  .cta-banner-inner{ flex-direction:column; align-items:flex-start; }
  .contact-form{ padding: 26px; }
  .project-tabs{ overflow-x:auto; flex-wrap:nowrap; padding-bottom:6px; }
  .project-tab{ flex-shrink:0; }
}

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  .hero-blob, .hero-scroll span::after{ animation: none; }
  .reveal{ opacity:1; transform:none; transition:none; }
}