/* =========================================================================
   GRUPO COINBU — Design System
   Ingeniería, Obras Eléctricas y Energía Solar Fotovoltaica
   ========================================================================= */

/* -------------------------------------------------------------------------
   1. TOKENS / VARIABLES
   ------------------------------------------------------------------------- */
:root{
  /* Brand colors */
  --navy-900:#050D1A;
  --navy-800:#0A192F;
  --navy-700:#0F2138;
  --navy-600:#112240;
  --navy-500:#1B2E4C;

  --blue-600:#0066FF;
  --cyan-400:#00D2FF;

  --gray-50:#F8FAFC;
  --gray-100:#EEF2F8;
  --gray-300:#C7D0E0;
  --gray-500:#8892B0;
  --gray-700:#4A5675;

  --white:#FFFFFF;

  /* Gradients */
  --grad-electric: linear-gradient(135deg, var(--blue-600) 0%, var(--cyan-400) 100%);
  --grad-navy: linear-gradient(180deg, var(--navy-800) 0%, var(--navy-900) 100%);
  --grad-solar: linear-gradient(135deg, var(--cyan-400) 0%, var(--blue-600) 100%);
  --grad-mesh: radial-gradient(circle at 15% 20%, rgba(0,210,255,.16), transparent 45%),
               radial-gradient(circle at 85% 0%, rgba(0,102,255,.20), transparent 40%),
               radial-gradient(circle at 50% 100%, rgba(0,210,255,.08), transparent 45%);

  /* Typography */
  --font-head: 'Sora', 'Inter', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Shadows */
  --shadow-sm: 0 2px 10px rgba(5,13,26,.06);
  --shadow-md: 0 10px 30px rgba(5,13,26,.10);
  --shadow-lg: 0 25px 60px -15px rgba(5,13,26,.35);
  --shadow-glow: 0 0 0 1px rgba(0,210,255,.15), 0 20px 45px -10px rgba(0,102,255,.35);

  /* Layout */
  --container: 1240px;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --radius-pill: 6px;

  --nav-h: 84px;
  --ease: cubic-bezier(.2,.8,.2,1);
}

/* -------------------------------------------------------------------------
   2. RESET
   ------------------------------------------------------------------------- */
*,*::before,*::after{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; scroll-padding-top: calc(var(--nav-h) + 12px); }
body{
  font-family: var(--font-body);
  color: var(--navy-800);
  background: var(--gray-50);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
  line-height:1.6;
}
img{ max-width:100%; display:block; }
a{ text-decoration:none; color:inherit; }
ul{ list-style:none; }
button{ font-family:inherit; cursor:pointer; border:none; background:none; }
input,select,textarea{ font-family:inherit; font-size:1rem; }
h1,h2,h3,h4{ font-family: var(--font-head); font-weight:700; color:var(--navy-800); line-height:1.15; letter-spacing:-.01em; text-wrap:balance; }
p{ text-wrap:pretty; }
.container{ width:100%; max-width:var(--container); margin:0 auto; padding:0 24px; }
section{ position:relative; }
::selection{ background: var(--cyan-400); color:var(--navy-900); }

/* Scrollbar */
::-webkit-scrollbar{ width:10px; }
::-webkit-scrollbar-track{ background: var(--gray-100); }
::-webkit-scrollbar-thumb{ background: var(--gray-300); border-radius:6px; }
::-webkit-scrollbar-thumb:hover{ background: var(--blue-600); }

/* Focus visibility for accessibility */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible{
  outline: 2px solid var(--cyan-400); outline-offset: 3px;
}

/* -------------------------------------------------------------------------
   3. UTILITIES
   ------------------------------------------------------------------------- */
.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-family: var(--font-head); font-size:.78rem; font-weight:700;
  letter-spacing:.14em; text-transform:uppercase;
  color: var(--blue-600);
  background: rgba(0,102,255,.08);
  border: 1px solid rgba(0,102,255,.18);
  padding: 7px 16px 7px 12px; border-radius: var(--radius-pill);
}
.eyebrow i{ width:14px; height:14px; }
.eyebrow.solar{ color: var(--blue-600); background: rgba(0,102,255,.08); border-color: rgba(0,102,255,.18); }

.section-head{ max-width: 680px; margin-bottom: 56px; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }
.section-head h2{ font-size: clamp(1.9rem, 3.4vw, 2.7rem); margin: 16px 0 14px; }
.section-head p{ color: var(--gray-700); font-size: 1.08rem; }

.text-gradient{ color: var(--blue-600); }
.text-gradient-solar{ color: var(--blue-600); }

.pill-tag{
  display:inline-flex; align-items:center; gap:6px;
  font-size:.72rem; font-weight:700; letter-spacing:.08em; text-transform:uppercase;
  padding:5px 12px; border-radius:var(--radius-pill);
  background: rgba(255,255,255,.08); color:var(--white); border:1px solid rgba(255,255,255,.16);
}

.sr-only{ position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; }

/* -------------------------------------------------------------------------
   4. BUTTONS
   ------------------------------------------------------------------------- */
.btn{
  position:relative; display:inline-flex; align-items:center; justify-content:center; gap:10px;
  font-family: var(--font-head); font-weight:600; font-size:.98rem;
  padding: 16px 30px; border-radius: var(--radius-pill);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), background .35s var(--ease), color .35s var(--ease), border-color .35s var(--ease);
  white-space:nowrap; isolation:isolate; overflow:hidden;
}
.btn i{ width:19px; height:19px; transition: transform .35s var(--ease); }
.btn:active{ transform: translateY(1px) scale(.98); }

.btn-primary{
  background: var(--grad-electric); color:var(--white);
  box-shadow: 0 12px 30px -8px rgba(0,102,255,.55);
}
.btn-primary::before{
  content:''; position:absolute; inset:0; z-index:-1; border-radius:inherit;
  background: linear-gradient(135deg, var(--cyan-400), var(--blue-600));
  opacity:0; transition: opacity .35s var(--ease);
}
.btn-primary:hover{ transform: translateY(-3px); box-shadow: 0 18px 40px -6px rgba(0,210,255,.6); }
.btn-primary:hover::before{ opacity:1; }
.btn-primary:hover i{ transform: translateX(3px); }

.btn-outline-dark{
  background: transparent; color: var(--navy-800);
  border: 1.5px solid var(--navy-800);
}
.btn-outline-dark:hover{ background: var(--navy-800); color:#fff; transform: translateY(-3px); }

.btn-accent{
  background: var(--grad-solar); color: var(--white);
  box-shadow: 0 12px 30px -8px rgba(0,150,255,.55);
}
.btn-accent::before{
  content:''; position:absolute; inset:0; z-index:-1; border-radius:inherit;
  background: linear-gradient(135deg, var(--blue-600), var(--cyan-400));
  opacity:0; transition: opacity .35s var(--ease);
}
.btn-accent:hover{ transform: translateY(-3px); box-shadow: 0 18px 40px -6px rgba(0,210,255,.65); }
.btn-accent:hover::before{ opacity:1; }

.btn-ghost{
  background: rgba(0,102,255,.08); color: var(--blue-600);
}
.btn-ghost:hover{ background: rgba(0,102,255,.16); transform: translateY(-2px); }

.link-accent{ color: var(--blue-600); text-decoration:underline; text-underline-offset:3px; }
.link-brand{ color: var(--blue-600); font-weight:600; }

.btn-block{ width:100%; }
.btn-lg{ padding:19px 38px; font-size:1.05rem; }
.btn-sm{ padding:11px 20px; font-size:.86rem; }

/* -------------------------------------------------------------------------
   5. NAVBAR (Glassmorphism, fixed)
   ------------------------------------------------------------------------- */
.navbar{
  position:fixed; top:0; left:0; right:0; z-index:1000;
  height: var(--nav-h);
  display:flex; align-items:center;
  background: rgba(255,255,255,.7);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  border-bottom: 1px solid var(--gray-100);
  transition: height .3s var(--ease), background .3s var(--ease), box-shadow .3s var(--ease);
}
.navbar.scrolled{
  height:68px;
  background: rgba(255,255,255,.92);
  box-shadow: 0 10px 30px rgba(10,25,47,.08);
}
.navbar .container{ display:flex; align-items:center; justify-content:space-between; }

.brand{ display:flex; align-items:center; gap:10px; z-index:1100; }
.brand-logo{ height:44px; width:auto; display:block; transition: height .3s var(--ease); }
.navbar.scrolled .brand-logo{ height:34px; }
.footer-brand .brand{ margin-bottom:4px; }
.footer-logo{ height:58px; width:auto; }

.nav-links{ display:flex; align-items:center; gap:38px; }
.nav-links a{
  position:relative; font-size:.93rem; font-weight:500; color: var(--navy-800);
  padding: 8px 0; transition: color .25s var(--ease);
}
.nav-links a::after{
  content:''; position:absolute; left:0; bottom:0; width:0; height:2px;
  background: var(--grad-electric); border-radius:2px; transition: width .3s var(--ease);
}
.nav-links a:hover{ color: var(--blue-600); }
.nav-links a:hover::after, .nav-links a.active::after{ width:100%; }
.nav-links a.active{ color: var(--blue-600); }

/* Dropdown "Servicios" */
.nav-dropdown{ position:relative; }
.nav-drop-trigger{
  display:inline-flex; align-items:center; gap:6px;
  font-size:.93rem; font-weight:500; color: var(--navy-800);
  padding:8px 0; transition: color .25s var(--ease);
}
.nav-drop-trigger i{ width:15px; height:15px; transition: transform .3s var(--ease); }
.nav-dropdown:hover .nav-drop-trigger, .nav-dropdown:focus-within .nav-drop-trigger{ color: var(--blue-600); }
.nav-dropdown:hover .nav-drop-trigger i, .nav-dropdown:focus-within .nav-drop-trigger i{ transform: rotate(180deg); }
.nav-dropdown.active .nav-drop-trigger{ color: var(--blue-600); }

.nav-drop-menu{
  position:absolute; top:100%; left:50%; transform:translateX(-50%) translateY(8px);
  width:360px; background:#fff; border-radius:7px; padding:12px;
  box-shadow: var(--shadow-lg);
  opacity:0; visibility:hidden; pointer-events:none;
  transition: opacity .25s var(--ease), transform .25s var(--ease), visibility .25s;
}
.nav-dropdown:hover .nav-drop-menu, .nav-dropdown:focus-within .nav-drop-menu{
  opacity:1; visibility:visible; pointer-events:auto; transform:translateX(-50%) translateY(0);
}
.nav-drop-menu a{
  display:flex; gap:14px; align-items:flex-start; padding:13px 14px; border-radius:5px;
  color: var(--navy-800); transition: background .2s var(--ease);
}
.nav-drop-menu a::after{ display:none; }
.nav-drop-menu a:hover{ background: var(--gray-50); color: var(--navy-800); }
.nav-drop-menu a i{ width:20px; height:20px; color: var(--blue-600); flex-shrink:0; margin-top:2px; }
.nav-drop-menu a b{ display:block; font-family:var(--font-head); font-size:.94rem; font-weight:700; }
.nav-drop-menu a span{ font-size:.79rem; color: var(--gray-700); }
.nav-drop-menu .nav-drop-all{
  display:flex; align-items:center; justify-content:center; gap:6px;
  margin-top:6px; padding-top:14px; border-top:1px solid var(--gray-100);
  font-size:.85rem; font-weight:700; color: var(--blue-600);
}
.nav-drop-menu .nav-drop-all i{ width:15px; height:15px; margin:0; }

.nav-actions{ display:flex; align-items:center; gap:18px; }
.nav-cta{ padding:13px 24px; font-size:.88rem; }
.nav-links .mobile-cta{ display:none; }

.nav-toggle{
  display:none; flex-direction:column; justify-content:center; align-items:center; gap:5px;
  width:44px; height:44px; z-index:1100; padding:0;
}
.nav-toggle span{ display:block; height:2px; width:26px; background: var(--navy-800); border-radius:2px; transition: transform .3s var(--ease), opacity .3s var(--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); }

/* -------------------------------------------------------------------------
   6. HERO — diagonal split (fiel a los flyers de Instagram de COINBU)
   ------------------------------------------------------------------------- */
.hero{
  position:relative; padding: var(--nav-h) 0 0;
  background: var(--white); color: var(--navy-800); overflow:hidden;
}
.hero::before{ content:''; position:absolute; inset:0; background: var(--grad-mesh); pointer-events:none; }
.hero-grid-lines{
  position:absolute; inset:0; opacity:.6; pointer-events:none;
  background-image:
    linear-gradient(rgba(10,25,47,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(10,25,47,.05) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 20%, transparent 75%);
}
.hero .container{ position:relative; z-index:2; }

.hero-split{ display:grid; grid-template-columns: 1.05fr .95fr; align-items:center; gap:20px; min-height: calc(100vh - var(--nav-h)); }
.hero-inner{ max-width: 620px; padding: 64px 0; }
.hero-inner h1{
  font-size: clamp(2.2rem, 4.4vw, 3.4rem); color: var(--navy-800); margin: 22px 0 22px;
}
.hero-inner p.lead{ font-size: clamp(1.02rem, 1.5vw, 1.18rem); color: var(--gray-700); max-width:560px; margin-bottom:34px; }
.hero-cta-row{ display:flex; flex-wrap:wrap; gap:18px; margin-bottom:44px; }

.hero-badges{ display:flex; flex-wrap:wrap; gap:14px; }
.hero-badge{
  display:flex; align-items:center; gap:10px;
  background: var(--gray-50); border:1px solid var(--gray-100);
  padding:12px 18px; border-radius: var(--radius-pill);
  font-size:.88rem; font-weight:600; color: var(--navy-800);
}
.hero-badge i{ width:18px; height:18px; color: var(--blue-600); }

.hero-stats{
  margin-top:52px; display:grid; grid-template-columns:repeat(3,1fr); gap:0;
  border-top:1px solid var(--gray-100); padding-top:30px;
}
.hero-stats div{ padding-right:16px; }
.hero-stats b{ display:block; font-family:var(--font-head); font-size:1.7rem; color: var(--blue-600); }
.hero-stats span{ font-size:.8rem; color: var(--gray-700); }

/* Media panel with diagonal cut + glowing edge, matching the flyer aesthetic */
.hero-media{ position:relative; height:100%; min-height:560px; }
.hero-media::before{
  content:''; position:absolute; inset:0; left:-7px;
  clip-path: polygon(18% 0, 100% 0, 100% 100%, 0 100%);
  background: var(--grad-electric); z-index:1;
  box-shadow: 0 0 50px 6px rgba(0,180,255,.35);
}
.hero-media-frame{
  position:absolute; inset:0; z-index:2;
  clip-path: polygon(18% 0, 100% 0, 100% 100%, 0 100%);
}
.hero-media-frame img{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; display:block; }
.hero-media-frame::after{ content:''; position:absolute; inset:0; background: linear-gradient(180deg, rgba(10,25,47,.05) 0%, rgba(5,13,26,.6) 100%); }

.floating-card{
  position:absolute; left:0; bottom:54px; z-index:5;
  background:#fff; color: var(--navy-800); border-radius:7px; padding:20px 24px;
  box-shadow: var(--shadow-lg); display:flex; align-items:center; gap:16px; max-width:280px;
}
.floating-card .fc-icon{ width:48px; height:48px; border-radius:5px; background:var(--grad-electric); display:flex; align-items:center; justify-content:center; flex-shrink:0; }
.floating-card .fc-icon i{ width:23px; height:23px; color:#fff; }
.floating-card b{ display:block; font-family:var(--font-head); font-size:1.25rem; line-height:1.1; }
.floating-card span{ font-size:.78rem; color: var(--gray-700); }

@media (max-width: 1100px){
  .hero-split{ grid-template-columns:1fr; min-height:auto; gap:0; }
  .hero-inner{ padding:64px 0 40px; max-width:none; }
  .hero-media{ min-height:340px; margin: 0 -24px 0; border-radius:0; }
  .hero-media::before, .hero-media-frame{ clip-path:none; left:0; }
  .floating-card{ display:none; }
}

/* Page header (used on inner pages) — diagonal split, versión compacta */
.page-header{
  position:relative; padding: var(--nav-h) 0 0;
  background: var(--gray-50); color: var(--navy-800); overflow:hidden;
  border-bottom: 1px solid var(--gray-100);
}
.page-header::before{ content:''; position:absolute; inset:0; background: var(--grad-mesh); pointer-events:none; }
.page-header .container{ position:relative; z-index:2; }
.ph-split{ display:grid; grid-template-columns: 1.1fr .9fr; align-items:center; gap:20px; min-height:440px; }
.ph-content{ padding:66px 0; max-width:600px; }
.ph-media{ position:relative; height:100%; min-height:360px; }
.ph-media::before{
  content:''; position:absolute; inset:0; left:-6px;
  clip-path: polygon(20% 0, 100% 0, 100% 100%, 0 100%);
  background: var(--grad-electric); z-index:1; box-shadow: 0 0 40px 4px rgba(0,180,255,.3);
}
.ph-media-frame{
  position:absolute; inset:0; z-index:2;
  clip-path: polygon(20% 0, 100% 0, 100% 100%, 0 100%);
}
.ph-media-frame img{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; display:block; }
.ph-media-frame::after{ content:''; position:absolute; inset:0; background: linear-gradient(180deg, rgba(10,25,47,.05) 0%, rgba(5,13,26,.6) 100%); }
@media (max-width: 1100px){
  .ph-split{ grid-template-columns:1fr; min-height:auto; }
  .ph-content{ padding:56px 0 36px; max-width:none; }
  .ph-media{ display:none; }
}
.breadcrumb{ display:flex; flex-wrap:wrap; align-items:center; gap:8px; font-size:.85rem; color:var(--gray-700); margin-bottom:18px; }
.breadcrumb i{ width:14px; height:14px; }
.breadcrumb a:hover{ color: var(--blue-600); }
.page-header h1{ color: var(--navy-800); font-size: clamp(2rem,4.4vw,3.1rem); max-width:780px; margin-bottom:16px; }
.page-header p.lead{ color: var(--gray-700); max-width:640px; font-size:1.08rem; }

/* -------------------------------------------------------------------------
   7. CARDS — Business Units
   ------------------------------------------------------------------------- */
.units{ padding:120px 0; background: var(--gray-50); }
.units-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:32px; }
.units-grid.cols-2{ grid-template-columns:1fr 1fr; }
.units-grid.cols-4{ grid-template-columns:repeat(2,1fr); perspective:1400px; }

.unit-card{
  position:relative; border-radius: var(--radius-lg); padding:44px 38px;
  overflow:hidden; isolation:isolate;
  display:flex; flex-direction:column;
  transition: transform .35s ease, box-shadow .35s ease;
  border:1px solid var(--gray-100);
  background:#fff;
  box-shadow: var(--shadow-md);
}
.unit-card > .btn:last-child{ margin-top:auto; }

/* Tilt + shine hover, adapted from a Uiverse.io credit-card effect */
.unit-card:hover{
  transform: translateY(-10px) rotateX(1deg) rotateY(-2deg) scale(1.015);
  box-shadow: var(--shadow-lg);
}
.unit-card::before{
  content:''; position:absolute; inset:-20% -60%; z-index:1; pointer-events:none;
  background: linear-gradient(115deg,
    rgba(0,102,255,0) 42%,
    rgba(0,102,255,.14) 48%,
    rgba(0,102,255,.14) 52%,
    rgba(0,102,255,0) 58%);
  transform: translateX(-70%);
  opacity:0;
}
.unit-card:hover::before{
  opacity:1;
  animation: unit-card-shine 1.1s ease forwards;
}
@keyframes unit-card-shine{
  from{ transform: translateX(-70%); }
  to{ transform: translateX(70%); }
}

.unit-card::after{
  content:''; position:absolute; right:-60px; top:-60px; width:220px; height:220px;
  border-radius:50%; filter: blur(10px); z-index:-1; opacity:.35;
  transition: transform .5s var(--ease);
  background: var(--grad-electric);
}
.unit-card:hover::after{ transform: scale(1.3); }

.unit-icon{
  width:64px; height:64px; border-radius:6px; display:flex; align-items:center; justify-content:center;
  margin-bottom:26px;
  background: rgba(0,102,255,.08); border:1px solid rgba(0,102,255,.25);
}
.unit-icon i{ width:30px; height:30px; color: var(--blue-600); }

.unit-card h3{ color: var(--navy-800); font-size:1.55rem; margin-bottom:12px; }
.unit-card > p{ color: var(--gray-700); margin-bottom:26px; }

.unit-list{ display:flex; flex-direction:column; gap:14px; margin-bottom:32px; }
.unit-list li{ display:flex; align-items:flex-start; gap:12px; font-size:.96rem; color: var(--navy-800); }
.unit-list li i{ width:19px; height:19px; flex-shrink:0; margin-top:2px; color: var(--blue-600); }

/* -------------------------------------------------------------------------
   9b. PILLARS — 3-column band (fiel al flyer real de Instagram)
   ------------------------------------------------------------------------- */
.pillars{
  padding:110px 0; background: var(--gray-50); color: var(--navy-800); position:relative; overflow:hidden;
  border-top:1px solid var(--gray-100); border-bottom:1px solid var(--gray-100);
}
.pillars::before{ content:''; position:absolute; inset:0; background: var(--grad-mesh); pointer-events:none; }
.pillars .container{ position:relative; z-index:2; }
.pillars-grid{
  display:grid; grid-template-columns:repeat(3,1fr);
  border-radius: var(--radius-lg); overflow:hidden;
  border:1px solid var(--gray-100);
  background:#fff;
  box-shadow: var(--shadow-md);
}
.pillars-grid.cols-4{ grid-template-columns:repeat(4,1fr); }
.pillar{
  padding:50px 40px; border-right:1px solid var(--gray-100);
  transition: background .35s var(--ease), transform .35s var(--ease);
}
.pillar:last-child{ border-right:none; }
.pillar:hover{ background: rgba(0,102,255,.05); transform: translateY(-4px); }
.pillar-icon{
  width:60px; height:60px; border-radius:6px; display:flex; align-items:center; justify-content:center;
  background: rgba(0,102,255,.08); border:1px solid rgba(0,102,255,.25); margin-bottom:26px;
  transition: transform .35s var(--ease);
}
.pillar:hover .pillar-icon{ transform: rotate(-8deg) scale(1.06); }
.pillar-icon i{ width:27px; height:27px; color: var(--blue-600); }
.pillar h3{ color: var(--navy-800); font-size:1.32rem; margin-bottom:12px; }
.pillar p{ color: var(--gray-700); margin-bottom:24px; font-size:.95rem; }
.pillar-tag{ font-size:.72rem; letter-spacing:.08em; text-transform:uppercase; font-weight:700; color: var(--blue-600); margin-bottom:14px; display:block; }

/* -------------------------------------------------------------------------
   8. WHY COINBU
   ------------------------------------------------------------------------- */
.why{ padding:120px 0; background:#fff; }
.why-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:30px; }
.why-grid.cols-4{ grid-template-columns:repeat(4,1fr); }
.why-card{
  padding:40px 32px; border-radius: var(--radius-lg); background: var(--gray-50);
  border:1px solid var(--gray-100);
  transition: transform .4s var(--ease), box-shadow .4s var(--ease), border-color .4s var(--ease), background .4s var(--ease);
}
.why-card:hover{
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0,102,255,.35);
  background:#fff;
}
.why-icon{ margin-bottom:22px; }
.why-icon i{ width:34px; height:34px; color: var(--blue-600); transition: transform .4s var(--ease); }
.why-card:hover .why-icon i{ transform: scale(1.1); }
.why-card h3{ font-size:1.22rem; margin-bottom:12px; }
.why-card p{ color: var(--gray-700); font-size:.98rem; }

/* "Por qué COINBU" — variante con relleno en hover (adaptado de un efecto de Uiverse.io) */
.why-card.squid-card{ position:relative; overflow:hidden; isolation:isolate; }
.why-card.squid-card::before{
  content:''; position:absolute; z-index:-1; top:-16px; right:-16px;
  width:32px; height:32px; border-radius:50%;
  background: var(--grad-navy);
  transform:scale(1); transform-origin:50% 50%;
  transition: transform .55s ease-out;
}
.why-card.squid-card:hover::before{ transform:scale(30); }
.why-card.squid-card h3, .why-card.squid-card p{ transition: color .45s ease-out; }
.why-card.squid-card:hover h3{ color:#fff; }
.why-card.squid-card:hover p{ color: rgba(255,255,255,.82); }
.why-card.squid-card .why-icon i{ transition: color .45s ease-out, transform .4s var(--ease); }
.why-card.squid-card:hover .why-icon i{ color: var(--cyan-400); }

.why-strip{
  margin-top:70px; display:flex; flex-wrap:wrap; justify-content:space-between; gap:24px;
  padding-top:50px; border-top:1px solid var(--gray-100);
}
.why-strip div{ display:flex; align-items:center; gap:12px; color:var(--gray-700); font-weight:600; font-size:.92rem; }
.why-strip i{ width:20px; height:20px; color: var(--blue-600); }

/* -------------------------------------------------------------------------
   9. CASOS DE ÉXITO
   ------------------------------------------------------------------------- */
.cases{
  padding:120px 0; background: var(--gray-50); color: var(--navy-800); position:relative; overflow:hidden;
  border-top:1px solid var(--gray-100); border-bottom:1px solid var(--gray-100);
}
.cases::before{ content:''; position:absolute; inset:0; background:var(--grad-mesh); pointer-events:none; }
.cases .container{ position:relative; z-index:2; }

.case-feature{
  display:grid; grid-template-columns: 1.05fr .95fr; gap:0;
  border-radius: var(--radius-lg); overflow:hidden;
  background:#fff;
  border: 1px solid var(--gray-100);
  box-shadow: var(--shadow-lg);
}
.case-feature-media{
  position:relative; min-height:420px;
}
.case-feature-media img{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; display:block; }
.case-feature-media::after{ content:''; position:absolute; inset:0; background: linear-gradient(180deg, rgba(10,25,47,.15), rgba(10,25,47,.75)); }
.case-feature-media .case-tag{
  position:absolute; left:24px; top:24px; z-index:2;
}
.case-feature-body{ padding:52px 48px; display:flex; flex-direction:column; justify-content:center; }
.case-feature-body .pill-tag{ align-self:flex-start; margin-bottom:20px; background: rgba(0,102,255,.08); border-color: rgba(0,102,255,.25); color: var(--blue-600); }
.case-feature-body h3{ color: var(--navy-800); font-size:1.9rem; margin-bottom:8px; }
.case-feature-body .case-client{ color: var(--blue-600); font-weight:600; margin-bottom:22px; font-size:.98rem; }
.case-feature-body p{ color: var(--gray-700); margin-bottom:24px; }

.case-meta{ display:grid; grid-template-columns:1fr 1fr; gap:18px; margin-bottom:30px; }
.case-meta div{ padding:16px; border-radius:5px; background: var(--gray-50); border:1px solid var(--gray-100); }
.case-meta span{ display:block; font-size:.72rem; color:var(--gray-700); text-transform:uppercase; letter-spacing:.08em; margin-bottom:4px; }
.case-meta b{ font-family:var(--font-head); color: var(--navy-800); font-size:1rem; }

.other-projects{ margin-top:44px; }
.other-projects h4{ color: var(--navy-800); font-size:1.1rem; margin-bottom:24px; font-family:var(--font-head); }
.projects-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
.project-card{
  position:relative; border-radius: var(--radius-md); overflow:hidden; height:260px;
  border:1px solid var(--gray-100);
  transition: transform .4s var(--ease);
}
.project-card img{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; display:block; }
.project-card:hover{ transform: translateY(-6px); }
.project-card::after{ content:''; position:absolute; inset:0; background: linear-gradient(0deg, rgba(5,13,26,.92) 0%, rgba(5,13,26,.15) 60%); }
.project-card .pc-content{ position:absolute; left:0; right:0; bottom:0; padding:20px; z-index:2; }
.project-card .pc-content span{ font-size:.72rem; text-transform:uppercase; letter-spacing:.08em; color: var(--cyan-400); font-weight:700; }
.project-card .pc-content h5{ color:#fff; font-family:var(--font-head); font-size:1.05rem; margin-top:6px; }

/* -------------------------------------------------------------------------
   10. CALCULADORA DE AHORRO
   ------------------------------------------------------------------------- */
.calculator{ padding:120px 0; background: var(--gray-50); }
.calc-wrap{
  display:grid; grid-template-columns: 1fr 1fr; gap:0;
  border-radius: var(--radius-lg); overflow:hidden; box-shadow: var(--shadow-lg);
}
.calc-panel{
  background:#fff; padding:56px 50px;
}
.calc-panel .eyebrow{ margin-bottom:18px; }
.calc-panel h2{ font-size:1.9rem; margin-bottom:14px; }
.calc-panel > p{ color: var(--gray-700); margin-bottom:40px; }

.calc-field label{ display:flex; justify-content:space-between; font-weight:600; font-size:.94rem; margin-bottom:16px; }
.calc-field label span{ font-family:var(--font-head); color: var(--blue-600); font-size:1.15rem; }

.range-wrap{ position:relative; margin-bottom:10px; }
input[type="range"]{
  -webkit-appearance:none; appearance:none; width:100%; height:8px; border-radius:6px;
  background: linear-gradient(90deg, var(--blue-600), var(--cyan-400));
  outline:none; cursor:pointer;
}
input[type="range"]::-webkit-slider-thumb{
  -webkit-appearance:none; appearance:none; width:26px; height:26px; border-radius:50%;
  background:#fff; border:5px solid var(--blue-600); box-shadow: 0 4px 14px rgba(0,102,255,.45);
  cursor:pointer; transition: transform .2s var(--ease);
}
input[type="range"]::-webkit-slider-thumb:hover{ transform: scale(1.15); }
input[type="range"]::-moz-range-thumb{
  width:26px; height:26px; border-radius:50%; background:#fff; border:5px solid var(--blue-600);
  box-shadow: 0 4px 14px rgba(0,102,255,.45); cursor:pointer;
}
.range-scale{ display:flex; justify-content:space-between; font-size:.78rem; color: var(--gray-700); margin-top:8px; }

.calc-toggle{ display:flex; gap:10px; margin:32px 0; }
.calc-toggle button{
  flex:1; padding:13px; border-radius: var(--radius-pill); font-weight:600; font-size:.88rem;
  border:1.5px solid var(--gray-100); color: var(--gray-700);
  transition: all .3s var(--ease);
}
.calc-toggle button.active{ background: var(--grad-electric); color:#fff; border-color:transparent; box-shadow: var(--shadow-glow); }

.calc-panel .btn{ margin-top:10px; }

.calc-result{
  background: linear-gradient(160deg, rgba(0,102,255,.07) 0%, var(--gray-50) 100%);
  color: var(--navy-800); padding:56px 50px; position:relative; overflow:hidden;
  display:flex; flex-direction:column; justify-content:center;
  border-left:1px solid var(--gray-100);
}
.calc-result::before{ content:''; position:absolute; inset:0; background:var(--grad-mesh); }
.calc-result-inner{ position:relative; z-index:2; }
.calc-result-inner > p.tag{ color: var(--blue-600); font-weight:700; font-size:.82rem; letter-spacing:.1em; text-transform:uppercase; margin-bottom:22px; }

.result-row{ display:flex; justify-content:space-between; align-items:baseline; padding:22px 0; border-bottom:1px solid var(--gray-100); }
.result-row:last-of-type{ border-bottom:none; }
.result-row span.label{ color: var(--gray-700); font-size:.96rem; }
.result-row span.value{ font-family:var(--font-head); font-size:1.7rem; font-weight:700; color: var(--navy-800); }
.result-row.highlight span.value{ color: var(--blue-600); font-size:2rem; }

.result-note{ font-size:.82rem; color: var(--gray-700); margin-top:24px; line-height:1.6; }

/* -------------------------------------------------------------------------
   11. CONTACT FORM
   ------------------------------------------------------------------------- */
.contact{ padding:120px 0; background:#fff; }
.contact-wrap{ display:grid; grid-template-columns: .85fr 1.15fr; gap:60px; align-items:flex-start; }

.contact-info h2{ font-size:2rem; margin-bottom:16px; }
.contact-info > p{ color: var(--gray-700); margin-bottom:40px; }
.contact-detail{ display:flex; gap:16px; align-items:flex-start; margin-bottom:26px; }
.contact-detail .ci-icon{
  width:46px; height:46px; border-radius:5px; background: rgba(0,102,255,.08);
  display:flex; align-items:center; justify-content:center; flex-shrink:0;
}
.contact-detail .ci-icon i{ width:21px; height:21px; color: var(--blue-600); }
.contact-detail h4{ font-size:1rem; margin-bottom:4px; }
.contact-detail p, .contact-detail a{ color: var(--gray-700); font-size:.94rem; }
.contact-detail a:hover{ color: var(--blue-600); }

.trust-badges{ display:flex; gap:14px; margin-top:40px; flex-wrap:wrap; }
.trust-badges div{ display:flex; align-items:center; gap:8px; font-size:.82rem; font-weight:600; color: var(--gray-700); background: var(--gray-50); padding:10px 16px; border-radius: var(--radius-pill); border:1px solid var(--gray-100); }
.trust-badges i{ width:16px; height:16px; color: var(--blue-600); }

.form-card{
  background: var(--gray-50); border-radius: var(--radius-lg); padding:48px;
  border:1px solid var(--gray-100); box-shadow: var(--shadow-md);
}
.prefill-banner{
  display:none; align-items:center; gap:12px; background: rgba(0,102,255,.08);
  border:1px solid rgba(0,102,255,.25); border-radius:5px; padding:14px 18px; margin-bottom:28px;
  font-size:.88rem; color: var(--navy-800);
}
.prefill-banner.show{ display:flex; }
.prefill-banner i{ width:20px; height:20px; color: var(--blue-600); flex-shrink:0; }

.form-grid{ display:grid; grid-template-columns:1fr 1fr; gap:22px; }
.form-group{ display:flex; flex-direction:column; gap:8px; margin-bottom:22px; }
.form-group.full{ grid-column: 1 / -1; }
.form-group label{ font-size:.86rem; font-weight:600; color: var(--navy-800); }
.form-group label .req{ color:var(--blue-600); }
.form-group input, .form-group select, .form-group textarea{
  padding:15px 18px; border-radius:5px; border:1.5px solid var(--gray-100); background:#fff;
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease);
  color: var(--navy-800);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus{
  border-color: var(--blue-600); box-shadow: 0 0 0 4px rgba(0,102,255,.12); outline:none;
}
.form-group textarea{ resize:vertical; min-height:110px; }
.form-group.error input, .form-group.error select, .form-group.error textarea{ border-color:#E5484D; box-shadow: 0 0 0 4px rgba(229,72,77,.1); }
.error-msg{ font-size:.78rem; color:#E5484D; display:none; align-items:center; gap:6px; }
.form-group.error .error-msg{ display:flex; }

.radio-cards{ display:grid; grid-template-columns:1fr 1fr; gap:14px; }
.radio-card{ position:relative; }
.radio-card input{ position:absolute; opacity:0; }
.radio-card label{
  display:flex; align-items:center; gap:12px; padding:16px; border-radius:5px;
  border:1.5px solid var(--gray-100); background:#fff; cursor:pointer;
  transition: all .25s var(--ease); font-weight:600; font-size:.92rem;
}
.radio-card input:checked + label{ border-color: var(--blue-600); background: rgba(0,102,255,.06); box-shadow: 0 0 0 3px rgba(0,102,255,.1); }
.radio-card input:focus-visible + label{ outline: 2px solid var(--cyan-400); outline-offset: 3px; }
.radio-card label i{ width:20px; height:20px; color: var(--blue-600); }

.form-foot{ display:flex; align-items:center; gap:10px; margin-top:6px; margin-bottom:26px; font-size:.82rem; color: var(--gray-700); }
.form-foot i{ width:16px; height:16px; color: var(--blue-600); flex-shrink:0; }

/* -------------------------------------------------------------------------
   12. CTA STRIP
   ------------------------------------------------------------------------- */
.cta-strip{
  margin: 0 auto; max-width:1240px; padding: 70px 60px; border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(0,102,255,.06) 0%, var(--gray-50) 100%);
  border:1px solid var(--gray-100);
  position:relative; overflow:hidden;
  display:flex; align-items:center; justify-content:space-between; gap:40px; flex-wrap:wrap;
  color: var(--navy-800); box-shadow: var(--shadow-md);
}
.cta-strip::before{ content:''; position:absolute; inset:0; background:var(--grad-mesh); }
.cta-strip > *{ position:relative; z-index:2; }
.cta-strip h2{ color: var(--navy-800); font-size:1.9rem; max-width:480px; }
.cta-strip p{ color: var(--gray-700); margin-top:10px; max-width:460px; }
.cta-strip-actions{ display:flex; gap:16px; flex-wrap:wrap; }

/* -------------------------------------------------------------------------
   13. FOOTER
   ------------------------------------------------------------------------- */
.footer{ background: var(--gray-50); color: var(--gray-700); padding: 100px 0 0; }
.footer-grid{ display:grid; grid-template-columns: 1.4fr 1fr 1fr 1.1fr; gap:50px; padding-bottom:60px; border-bottom:1px solid var(--gray-100); }
.footer-brand p{ margin:20px 0 26px; font-size:.92rem; color: var(--gray-700); max-width:320px; }
.footer h5{ color: var(--navy-800); font-family: var(--font-head); font-size:.92rem; text-transform:uppercase; letter-spacing:.08em; margin-bottom:22px; }
.footer-links{ display:flex; flex-direction:column; gap:13px; }
.footer-links a{ font-size:.92rem; color: var(--gray-700); transition: color .25s var(--ease), padding-left .25s var(--ease); }
.footer-links a:hover{ color: var(--blue-600); padding-left:4px; }

.footer-contact li{ display:flex; gap:12px; font-size:.9rem; margin-bottom:16px; color: var(--gray-700); }
.footer-contact i{ width:18px; height:18px; color: var(--blue-600); flex-shrink:0; margin-top:2px; }

.social-row{ display:flex; gap:12px; margin-top:24px; }
.social-row a{
  width:44px; height:44px; border-radius:5px; display:flex; align-items:center; justify-content:center;
  background:#fff; border:1px solid var(--gray-100);
  transition: transform .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.social-row a:hover{ transform: translateY(-4px); border-color: var(--blue-600); box-shadow: var(--shadow-sm); }
.social-row svg{ width:19px; height:19px; display:block; }

.footer-claim-strip{ background:#fff; border-top:1px solid var(--gray-100); border-bottom:1px solid var(--gray-100); }
.footer-claim{
  display:flex; align-items:center; justify-content:center; gap:30px;
  padding:50px 0;
}
.footer-claim-text{ font-family:var(--font-head); font-size:1.3rem; color: var(--navy-800); }
.footer-claim-text span{ color: var(--blue-600); }

/* Sello circular "Construir bien es pensar a futuro" */
.brand-seal{ width:104px; height:104px; flex-shrink:0; }
.seal-ring{ transform-box: view-box; transform-origin:100px 100px; animation: seal-spin 26s linear infinite; }
@keyframes seal-spin{ to{ transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce){ .seal-ring{ animation:none; } }

@media (max-width:640px){
  .footer-claim{ flex-direction:column; gap:18px; }
  .footer-claim-text{ text-align:center; font-size:1.1rem; }
}

.footer-bottom{ display:flex; justify-content:space-between; align-items:center; padding:26px 0; flex-wrap:wrap; gap:12px; font-size:.82rem; color: var(--gray-700); }
.footer-bottom a{ color: var(--gray-700); }
.footer-bottom a:hover{ color: var(--blue-600); }

/* -------------------------------------------------------------------------
   14. WHATSAPP FLOATING BUTTON
   ------------------------------------------------------------------------- */
.whatsapp-float{
  position:fixed; bottom:28px; right:28px; z-index:900;
  width:60px; height:60px; border-radius:50%;
  background: #25D366; display:flex; align-items:center; justify-content:center;
  box-shadow: 0 12px 30px -6px rgba(37,211,102,.6);
  animation: float-bounce 3.2s ease-in-out infinite;
  transition: transform .3s var(--ease);
}
.whatsapp-float:hover{ transform: scale(1.1); }
.whatsapp-float svg{ width:28px; height:28px; display:block; }
@keyframes float-bounce{ 0%,100%{ transform: translateY(0);} 50%{ transform: translateY(-8px);} }

/* -------------------------------------------------------------------------
   15. TOAST / SUCCESS MODAL
   ------------------------------------------------------------------------- */
.toast{
  position:fixed; top:28px; right:28px; z-index:2100;
  max-width:400px; background:#fff; border-radius:7px; padding:22px 24px;
  box-shadow: var(--shadow-lg); border:1px solid var(--gray-100);
  display:flex; gap:16px; align-items:flex-start;
  transform: translateX(140%); opacity:0;
  transition: transform .5s var(--ease), opacity .5s var(--ease);
}
.toast.show{ transform: translateX(0); opacity:1; }
.toast .toast-icon{ width:44px; height:44px; border-radius:5px; background: linear-gradient(135deg,#10B981,#00D2FF); display:flex; align-items:center; justify-content:center; flex-shrink:0; }
.toast .toast-icon i{ width:22px; height:22px; color:#fff; }
.toast h5{ font-family:var(--font-head); font-size:1rem; margin-bottom:4px; }
.toast p{ font-size:.86rem; color: var(--gray-700); }
.toast .toast-close{
  position:absolute; top:0; right:0; width:44px; height:44px; color: var(--gray-700);
  display:flex; align-items:center; justify-content:center;
}
.toast .toast-close i{ width:16px; height:16px; }

.modal-overlay{
  position:fixed; inset:0; z-index:2000; background: rgba(5,13,26,.7); backdrop-filter: blur(6px);
  display:flex; align-items:center; justify-content:center; padding:20px;
  opacity:0; visibility:hidden; transition: opacity .4s var(--ease), visibility .4s;
}
.modal-overlay.show{ opacity:1; visibility:visible; }
.modal-box{
  background:#fff; border-radius: var(--radius-lg); padding:56px 44px; max-width:460px; width:100%;
  text-align:center; transform: scale(.9) translateY(20px); transition: transform .45s var(--ease);
  box-shadow: var(--shadow-lg); position:relative;
}
.modal-overlay.show .modal-box{ transform: scale(1) translateY(0); }
.modal-check{
  width:88px; height:88px; border-radius:50%; background: linear-gradient(135deg,#10B981,#00D2FF);
  display:flex; align-items:center; justify-content:center; margin:0 auto 26px;
  box-shadow: 0 15px 35px -8px rgba(16,185,129,.5);
}
.modal-check i{ width:42px; height:42px; color:#fff; }
.modal-box h3{ font-size:1.5rem; margin-bottom:12px; }
.modal-box p{ color: var(--gray-700); margin-bottom:30px; }
.modal-close-btn{ position:absolute; top:12px; right:12px; width:44px; height:44px; border-radius:50%; background: var(--gray-50); display:flex; align-items:center; justify-content:center; }
.modal-close-btn i{ width:16px; height:16px; }

/* -------------------------------------------------------------------------
   16. MISC PAGE COMPONENTS (used across service/why/cases pages)
   ------------------------------------------------------------------------- */
.split-section{ padding:110px 0; }
.split-grid{ display:grid; grid-template-columns:1fr 1fr; gap:70px; align-items:center; }
.split-grid.reverse .split-media{ order:2; }
.split-media{ border-radius: var(--radius-lg); overflow:hidden; box-shadow: var(--shadow-lg); position:relative; min-height:420px; }
.split-media img{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; display:block; }
.split-body .eyebrow{ margin-bottom:20px; }
.split-body h2{ font-size:2.1rem; margin-bottom:20px; }
.split-body p{ color: var(--gray-700); margin-bottom:24px; }
.check-grid{ display:grid; grid-template-columns:1fr 1fr; gap:16px; margin-bottom:32px; }
.check-item{ display:flex; align-items:flex-start; gap:10px; font-size:.94rem; color: var(--navy-800); font-weight:500; }
.check-item i{ width:19px; height:19px; color: var(--blue-600); flex-shrink:0; margin-top:2px; }

.process-steps{ display:grid; grid-template-columns:repeat(4,1fr); gap:28px; margin-top:40px; }
.process-step{ position:relative; padding:30px 24px; border-radius:var(--radius-md); background: var(--gray-50); border:1px solid var(--gray-100); }
.process-step b.num{ display:inline-flex; align-items:center; justify-content:center; width:40px; height:40px; border-radius:5px; background: var(--grad-electric); color:#fff; font-family:var(--font-head); margin-bottom:18px; }
.process-step h4{ font-size:1.05rem; margin-bottom:8px; }
.process-step p{ font-size:.9rem; color: var(--gray-700); }

.stat-band{ background: var(--gray-50); padding:70px 0; color: var(--navy-800); border-top:1px solid var(--gray-100); border-bottom:1px solid var(--gray-100); }
.stat-band-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:24px; text-align:center; }
.stat-band-grid b{ display:block; font-family:var(--font-head); font-size:2.1rem; color: var(--blue-600); }
.stat-band-grid span{ color: var(--gray-700); font-size:.9rem; }

.faq-list{ max-width:800px; margin:0 auto; }
.faq-item{ border-bottom:1px solid var(--gray-100); padding:26px 0; }
.faq-q{ display:flex; justify-content:space-between; align-items:center; cursor:pointer; font-weight:600; font-size:1.02rem; }
.faq-q i{ width:20px; height:20px; color: var(--blue-600); transition: transform .3s var(--ease); flex-shrink:0; }
.faq-item.open .faq-q i{ transform: rotate(180deg); }
.faq-a{ max-height:0; overflow:hidden; transition: max-height .4s var(--ease); }
.faq-item.open .faq-a{ max-height:200px; }
.faq-a p{ padding-top:16px; color: var(--gray-700); font-size:.95rem; }

.testimonial-card{ background: var(--gray-50); border-radius: var(--radius-lg); padding:40px; border:1px solid var(--gray-100); }
.testimonial-card i.quote{ width:32px; height:32px; color: var(--blue-600); opacity:.4; margin-bottom:18px; }
.testimonial-card p{ font-size:1.05rem; color: var(--navy-800); margin-bottom:24px; }
.testimonial-author{ display:flex; align-items:center; gap:14px; }
.ta-avatar{ width:48px; height:48px; border-radius:50%; background: var(--grad-electric); display:flex; align-items:center; justify-content:center; color:#fff; font-family:var(--font-head); font-weight:700; }
.testimonial-author b{ display:block; font-size:.94rem; }
.testimonial-author span{ font-size:.82rem; color:var(--gray-700); }

.logo-strip{ padding:50px 0; background:#fff; border-top:1px solid var(--gray-100); border-bottom:1px solid var(--gray-100); }
.logo-strip .container{ display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:34px; }
.logo-strip span.lbl{ font-size:.78rem; text-transform:uppercase; letter-spacing:.1em; color: var(--gray-700); font-weight:700; }
.logo-chip{ font-family:var(--font-head); font-weight:700; color: var(--gray-700); font-size:1.1rem; transition:color .3s; }
.logo-chip:hover{ color: var(--navy-800); }

/* -------------------------------------------------------------------------
   17. AOS OVERRIDE TIMING (feel snappier / premium)
   ------------------------------------------------------------------------- */
[data-aos]{ transition-duration: 700ms !important; }

.spin{ animation: spin 0.8s linear infinite; }
@keyframes spin{ from{ transform: rotate(0deg); } to{ transform: rotate(360deg); } }

/* -------------------------------------------------------------------------
   18. RESPONSIVE
   ------------------------------------------------------------------------- */
@media (max-width: 1080px){
  .units-grid{ grid-template-columns:1fr; }
  .why-grid{ grid-template-columns:1fr 1fr; }
  .case-feature{ grid-template-columns:1fr; }
  .projects-grid{ grid-template-columns:1fr 1fr; }
  .calc-wrap{ grid-template-columns:1fr; }
  .contact-wrap{ grid-template-columns:1fr; }
  .split-grid{ grid-template-columns:1fr; gap:40px; }
  .split-grid.reverse .split-media{ order:0; }
  .process-steps{ grid-template-columns:1fr 1fr; }
  .stat-band-grid{ grid-template-columns:1fr 1fr; gap:36px; }
  .footer-grid{ grid-template-columns:1fr 1fr; row-gap:44px; }
  .hero-stats{ grid-template-columns:1fr 1fr; row-gap:28px; }
  .pillars-grid{ grid-template-columns:1fr; }
  .pillar{ border-right:none; border-bottom:1px solid var(--gray-100); }
  .pillar:last-child{ border-bottom:none; }
}

@media (max-width: 860px){
  .nav-links{
    position:fixed; inset:0; height:100vh; width:100%;
    background: #fff; flex-direction:column; justify-content:center; align-items:center; gap:26px;
    transform: translateX(100%); transition: transform .45s var(--ease);
    overflow-y:auto; padding:100px 24px 40px;
  }
  .nav-links.open{ transform: translateX(0); }
  .nav-links a{ font-size:1.3rem; }
  .nav-actions .nav-cta{ display:none; }
  .nav-links.open ~ .nav-actions .nav-cta,
  .nav-links .mobile-cta{ display:inline-flex; }
  .nav-toggle{ display:flex; }

  .nav-dropdown{ display:flex; flex-direction:column; align-items:center; }
  .nav-drop-trigger{ font-size:1.3rem; color: var(--navy-800); pointer-events:none; }
  .nav-drop-trigger i{ display:none; }
  .nav-drop-menu{
    position:static; opacity:1; visibility:visible; pointer-events:auto; transform:none;
    background:transparent; box-shadow:none; width:auto; padding:0; margin-top:18px;
    display:flex; flex-direction:column; gap:16px; align-items:center; text-align:center;
  }
  .nav-drop-menu a{ padding:0; }
  .nav-drop-menu a b{ color: var(--navy-800); font-size:1rem; }
  .nav-drop-menu a span{ color: var(--gray-700); }
  .nav-drop-menu .nav-drop-all{ display:none; }

  .why-grid{ grid-template-columns:1fr; }
  .projects-grid{ grid-template-columns:1fr; }
  .form-grid{ grid-template-columns:1fr; }
  .radio-cards{ grid-template-columns:1fr; }
  .check-grid{ grid-template-columns:1fr; }
  .process-steps{ grid-template-columns:1fr; }
  .stat-band-grid{ grid-template-columns:1fr 1fr; }
  .footer-grid{ grid-template-columns:1fr; gap:40px; }
  .cta-strip{ padding:50px 30px; flex-direction:column; align-items:flex-start; }
  .hero-cta-row{ flex-direction:column; }
  .hero-cta-row .btn{ width:100%; }
}

@media (max-width: 560px){
  .hero{ padding: calc(var(--nav-h) + 60px) 0 90px; }
  .hero-stats{ grid-template-columns:1fr 1fr; }
  .units, .why, .cases, .calculator, .contact, .split-section{ padding:80px 0; }
  .unit-card{ padding:34px 26px; }
  .calc-panel, .calc-result{ padding:36px 26px; }
  .form-card{ padding:30px 22px; }
  .case-feature-body{ padding:34px 26px; }
  .case-meta{ grid-template-columns:1fr 1fr; }
}