/* Palpatine | Andamios e Infraestructura Industrial */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
:root{--p:#1C1C1C;--p2:#111111;--a:#F4D03F;--a2:#D4B000;--light:#FFFDE7;--mid:#FFF176;--text:#1C1C1C;--gray:#555;--white:#fff;--radius:8px;--shadow:0 8px 40px rgba(0,0,0,.15);--trans:.28s ease;}
html{scroll-behavior:smooth;}
body{font-family:'Inter',Arial,sans-serif;color:var(--text);background:var(--white);line-height:1.6;}
img{display:block;max-width:100%;}a{text-decoration:none;color:inherit;}
.container{max-width:1180px;margin:0 auto;padding:0 36px;}
/* HEADER */
#header{position:fixed;top:0;left:0;right:0;z-index:100;transition:background var(--trans),box-shadow var(--trans);}
#header.scrolled{background:var(--p2);box-shadow:0 2px 20px rgba(0,0,0,.5);}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;}
.logo-link img{height:40px;}
.nav{display:flex;align-items:center;gap:30px;}
.nav a:not(.btn-nav){color:rgba(255,255,255,.85);font-size:.88rem;font-weight:500;transition:color var(--trans);}
.nav a:not(.btn-nav):hover{color:var(--a);}
.btn-nav{background:var(--a);color:var(--p);padding:10px 22px;border-radius:var(--radius);font-weight:800;font-size:.85rem;transition:background var(--trans);}
.btn-nav:hover{background:var(--a2);}
.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:4px;}
.hamburger span{display:block;width:24px;height:2px;background:var(--white);}
/* HERO — diagonal stripe pattern */
.hero{min-height:100vh;position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden;}
.hero-stripes{position:absolute;inset:0;background:repeating-linear-gradient(45deg,#1C1C1C 0,#1C1C1C 40px,#F4D03F 40px,#F4D03F 56px,#1C1C1C 56px,#1C1C1C 96px);opacity:.18;}
.hero-bg-solid{position:absolute;inset:0;background:linear-gradient(135deg,rgba(17,17,17,.96) 0%,rgba(28,28,28,.88) 100%);}
.hero-content{position:relative;z-index:2;text-align:center;padding-top:80px;max-width:800px;}
.hero-badge{display:inline-flex;align-items:center;gap:10px;border:2px solid var(--a);color:var(--a);padding:6px 20px;border-radius:4px;font-size:.7rem;font-weight:800;letter-spacing:4px;text-transform:uppercase;margin-bottom:28px;}
.hero-h1{font-size:clamp(2.2rem,5vw,4.2rem);font-weight:900;color:var(--white);line-height:1.08;letter-spacing:-.5px;margin-bottom:24px;}
.hero-h1 span{color:var(--a);}
.hero-sub{font-size:1.05rem;color:rgba(255,255,255,.65);line-height:1.7;margin-bottom:44px;max-width:560px;margin-left:auto;margin-right:auto;}
.hero-ctas{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}
.btn-yellow{display:inline-block;background:var(--a);color:var(--p);padding:15px 38px;border-radius:var(--radius);font-weight:800;font-size:.95rem;transition:background var(--trans),transform var(--trans);}
.btn-yellow:hover{background:var(--a2);transform:translateY(-2px);}
.btn-outline-y{display:inline-block;border:2px solid rgba(244,208,63,.4);color:var(--white);padding:13px 36px;border-radius:var(--radius);font-weight:600;font-size:.95rem;transition:border-color var(--trans);}
.btn-outline-y:hover{border-color:var(--a);}
/* STATS BAND */
.stats-band{background:var(--a);padding:0;}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.stat-item{padding:28px 20px;text-align:center;border-right:1px solid rgba(28,28,28,.15);}
.stat-item:last-child{border-right:none;}
.stat-num{font-size:2.4rem;font-weight:900;color:var(--p);line-height:1;}
.stat-unit{font-size:1rem;font-weight:700;color:var(--p);}
.stat-label{font-size:.75rem;color:rgba(28,28,28,.65);margin-top:4px;font-weight:600;}
/* SERVICIOS — 2x2 dark cards */
.servicios{padding:96px 0;background:var(--white);}
.sec-head{text-align:center;margin-bottom:56px;}
.tag{display:inline-block;font-size:.68rem;font-weight:700;letter-spacing:4px;text-transform:uppercase;color:var(--a);margin-bottom:12px;}
.sec-head h2{font-size:clamp(1.6rem,2.8vw,2.4rem);font-weight:900;color:var(--p);letter-spacing:-.5px;}
.svc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:2px;background:#E0E0E0;}
.svc-card{background:var(--p);padding:48px 40px;border-top:4px solid var(--a);opacity:0;transform:translateY(14px);}
.svc-card.visible{opacity:1;transform:none;transition:opacity .5s,transform .5s;}
.svc-card:hover{background:#222;}
.svc-num{font-size:.72rem;font-weight:800;letter-spacing:3px;color:var(--a);margin-bottom:20px;}
.svc-card h3{font-size:1.2rem;font-weight:800;color:var(--white);margin-bottom:14px;line-height:1.3;}
.svc-card p{font-size:.88rem;color:rgba(255,255,255,.55);line-height:1.7;}
.svc-link{display:inline-flex;align-items:center;gap:8px;margin-top:20px;font-size:.82rem;font-weight:700;color:var(--a);transition:gap var(--trans);}
.svc-link:hover{gap:12px;}
/* DIFERENCIADORES — yellow band */
.difs{padding:80px 0;background:var(--a);}
.difs-inner{display:grid;grid-template-columns:auto 1fr;gap:64px;align-items:start;}
.difs-title{writing-mode:vertical-rl;transform:rotate(180deg);font-size:.7rem;font-weight:800;letter-spacing:4px;text-transform:uppercase;color:rgba(28,28,28,.5);}
.difs-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:32px;}
.dif-item{opacity:0;transform:translateY(10px);}
.dif-item.visible{opacity:1;transform:none;transition:opacity .5s,transform .5s;}
.dif-icon{font-size:1.8rem;margin-bottom:12px;}
.dif-item h4{font-size:1rem;font-weight:800;color:var(--p);margin-bottom:8px;}
.dif-item p{font-size:.87rem;color:rgba(28,28,28,.65);line-height:1.65;}
/* SECTORES */
.sectores{padding:56px 0;background:var(--p);border-top:3px solid var(--a);}
.sectores-inner{display:flex;align-items:center;gap:48px;flex-wrap:wrap;}
.sect-label{font-size:.68rem;font-weight:700;letter-spacing:3px;text-transform:uppercase;color:rgba(255,255,255,.4);white-space:nowrap;}
.sect-list{display:flex;gap:12px;flex-wrap:wrap;}
.sect-tag{background:rgba(244,208,63,.1);border:1px solid rgba(244,208,63,.25);color:rgba(255,255,255,.75);padding:8px 20px;border-radius:4px;font-size:.85rem;font-weight:600;transition:all var(--trans);}
.sect-tag:hover{background:var(--a);color:var(--p);}
/* PROCESO */
.proceso{padding:96px 0;background:var(--light);}
.proc-head{text-align:center;margin-bottom:64px;}
.proc-head h2{font-size:clamp(1.5rem,2.5vw,2.2rem);font-weight:900;color:var(--p);margin-top:8px;}
.proc-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;}
.proc-steps::before{content:'';position:absolute;top:32px;left:12.5%;right:12.5%;height:2px;background:repeating-linear-gradient(90deg,var(--a) 0,var(--a) 8px,transparent 8px,transparent 16px);z-index:0;}
.proc-step{text-align:center;padding:0 16px;position:relative;z-index:1;}
.proc-num{width:64px;height:64px;background:var(--p);color:var(--a);font-size:1.1rem;font-weight:900;border-radius:4px;display:flex;align-items:center;justify-content:center;margin:0 auto 24px;border:3px solid var(--a);}
.proc-step h4{font-size:.95rem;font-weight:800;color:var(--p);margin-bottom:10px;}
.proc-step p{font-size:.83rem;color:var(--gray);line-height:1.65;}
.proc-step{opacity:0;transform:translateY(12px);}
.proc-step.visible{opacity:1;transform:none;transition:opacity .5s,transform .5s;}
/* CONTACTO */
.contacto{padding:96px 0;background:var(--p);}
.contacto-inner{display:grid;grid-template-columns:1fr 1.4fr;gap:72px;align-items:start;}
.c-left .tag{color:var(--a);}
.c-left h2{font-size:clamp(1.5rem,2.5vw,2.1rem);font-weight:900;color:var(--white);margin-bottom:16px;line-height:1.2;}
.c-left p{color:rgba(255,255,255,.6);font-size:.95rem;line-height:1.7;margin-bottom:28px;}
.c-info{list-style:none;display:flex;flex-direction:column;gap:12px;}
.c-info li{display:flex;align-items:center;gap:12px;color:rgba(255,255,255,.65);font-size:.9rem;}
.c-info li i{color:var(--a);width:16px;}
.c-form{background:var(--white);border-radius:12px;padding:40px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.form-group{display:flex;flex-direction:column;gap:6px;margin-bottom:16px;}
.form-group label{font-size:.8rem;font-weight:700;color:var(--p);}
.form-group input,.form-group select,.form-group textarea{padding:12px 16px;border:1.5px solid #E0E0E0;border-radius:var(--radius);font-size:.9rem;font-family:inherit;transition:border-color var(--trans);}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--a);}
.form-group textarea{resize:vertical;}
.btn-submit{width:100%;padding:15px;background:var(--a);color:var(--p);border:none;border-radius:var(--radius);font-weight:800;font-size:1rem;cursor:pointer;transition:background var(--trans);}
.btn-submit:hover{background:var(--a2);}
.form-success{display:none;margin-top:16px;padding:14px;background:#f0faf0;border-radius:var(--radius);color:#2E7D32;font-weight:600;font-size:.9rem;text-align:center;}
.c-left,.c-form{opacity:0;transform:translateY(14px);}
.c-left.visible,.c-form.visible{opacity:1;transform:none;transition:opacity .6s,transform .6s;}
/* FOOTER */
.footer{background:var(--p2);padding:56px 0 24px;}
.footer-inner{display:grid;grid-template-columns:2fr 1fr 1fr;gap:60px;margin-bottom:40px;}
.footer-brand img{height:36px;margin-bottom:16px;}
.footer-brand p{font-size:.85rem;color:rgba(255,255,255,.4);line-height:1.7;}
.footer-links h5{font-size:.72rem;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:var(--a);margin-bottom:14px;}
.footer-links{display:flex;flex-direction:column;gap:8px;}
.footer-links a{font-size:.85rem;color:rgba(255,255,255,.45);transition:color var(--trans);}
.footer-links a:hover{color:var(--white);}
.footer-bottom{border-top:1px solid rgba(255,255,255,.07);padding-top:24px;text-align:center;}
.footer-bottom p{font-size:.8rem;color:rgba(255,255,255,.28);}
@media(max-width:768px){
.stats-grid{grid-template-columns:repeat(2,1fr);}
.svc-grid{grid-template-columns:1fr;}
.difs-inner{grid-template-columns:1fr;}.difs-title{display:none;}
.difs-grid{grid-template-columns:1fr;}
.proc-steps{grid-template-columns:1fr;gap:32px;}.proc-steps::before{display:none;}
.contacto-inner{grid-template-columns:1fr;}
.footer-inner{grid-template-columns:1fr;}
.nav{display:none;position:fixed;inset:0;background:var(--p2);flex-direction:column;justify-content:center;align-items:center;gap:24px;z-index:99;}.nav.open{display:flex;}.nav a{font-size:1.2rem;}
.hamburger{display:flex;z-index:100;}
.form-row{grid-template-columns:1fr;}
}