/* IMEX 1983 brand palette (from Gabriel Terán's IMEX FINAL files) */
:root{--y:#FFEC00;--y2:#DCD100;--ink:#3C3C3B;--d1:#333333;--d2:#4E4D4D;--g:#999999;--l:#F4F4F2;--w:#fff;--r:14px;--sh:0 8px 28px rgba(0,0,0,.08)}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:"Open Sans",system-ui,sans-serif;color:var(--ink);line-height:1.6;background:#fff}
h1,h2,h3,h4{font-family:Michroma,"Open Sans",sans-serif;line-height:1.25;color:var(--d1);letter-spacing:.01em}
h1{font-size:clamp(1.7rem,4vw,2.8rem);margin:.2em 0 .4em}h2{font-size:clamp(1.3rem,2.6vw,1.8rem)}h3{font-size:1.02rem}
a{color:var(--d1)}img{max-width:100%;height:auto}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}.narrow{max-width:820px}
.skip{position:absolute;left:-999px}.skip:focus{left:10px;top:10px;background:var(--y);padding:8px;z-index:99}
.hdr{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.97);border-bottom:1px solid #eee;backdrop-filter:blur(6px)}
.hdr-in{display:flex;align-items:center;justify-content:space-between;height:72px;gap:16px}
.brand img{display:block;width:190px;height:auto}
.nav{display:flex;align-items:center;gap:18px}.nav ul{display:flex;gap:4px;list-style:none;margin:0;padding:0}
.nav a{white-space:nowrap;text-decoration:none;font-weight:600;font-size:.88rem;padding:8px 9px;border-radius:8px}
.nav ul a:hover,.nav a[aria-current]{background:var(--l);box-shadow:inset 0 -3px 0 var(--y)}
.burger{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer}.burger span{display:block;height:2px;background:var(--d1);margin:6px 8px;transition:.2s}
.btn{display:inline-block;text-decoration:none;font-weight:700;padding:12px 22px;border-radius:999px;border:2px solid transparent;transition:.15s;cursor:pointer;font-size:.95rem;font-family:inherit}
.btn-y{background:var(--y);color:var(--d1)!important}.btn-y:hover{background:var(--y2)}
.btn-dark{background:var(--d1);color:#fff!important}.btn-dark:hover{background:var(--d2)}
.btn-ghost-l{border-color:currentColor;color:#fff!important}.btn-ghost-l:hover{background:rgba(255,255,255,.1)}
.btn-link{color:var(--y)!important;padding-left:4px}
.btns{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:24px}
.hero{background:linear-gradient(135deg,var(--d1) 0%,var(--ink) 55%,var(--d2) 100%);color:#e9e9e9;padding:80px 0 90px;position:relative;overflow:hidden}
.hero:after{content:"";position:absolute;left:0;right:0;bottom:0;height:6px;background:var(--y)}
.hero h1{color:#fff}.hero-in{display:grid;grid-template-columns:1.3fr .9fr;gap:40px;align-items:center}
.eyebrow{color:var(--y);font-weight:700;text-transform:uppercase;letter-spacing:.08em;font-size:.82rem}
.lead{font-size:1.12rem}.hero-art img{filter:drop-shadow(0 20px 40px rgba(0,0,0,.4));animation:float 6s ease-in-out infinite}
@keyframes float{50%{transform:translateY(-12px)}}
.phero{background:var(--ink);color:#ddd;padding:56px 0;border-bottom:6px solid var(--y)}.phero h1{color:#fff}
.sec{padding:72px 0}.alt{background:var(--l)}.dark{background:var(--d1);color:#ddd}.dark h2{color:#fff}
.ttl{text-align:center;margin:0 0 36px}.ttl:after{content:"";display:block;width:56px;height:4px;background:var(--y);margin:14px auto 0;border-radius:2px}
.center{text-align:center;margin-top:28px}.muted{color:var(--g)}
.grid{display:grid;gap:22px}.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}.g5{grid-template-columns:repeat(5,1fr)}
.card{display:block;background:#fff;border:1px solid #e8e8e8;border-radius:var(--r);padding:26px;text-decoration:none;color:inherit;box-shadow:var(--sh);transition:.2s;border-top:4px solid var(--y)}
.card:hover{transform:translateY(-4px)}.card.big{padding:34px}.more{font-weight:700;color:var(--d1);font-size:.9rem}
.ic{width:38px;height:38px;color:var(--d1);background:var(--y);padding:7px;border-radius:10px}
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:18px}
.steps li{display:flex;gap:16px;background:#fff;border:1px solid #eee;border-radius:var(--r);padding:20px}
.steps h3{margin:.1em 0 .3em}.steps p{margin:0}.num{flex:0 0 42px;height:42px;border-radius:50%;background:var(--d1);color:var(--y);display:grid;place-items:center;font-family:Michroma;font-weight:700}
.checks{list-style:none;padding:0}.checks li{padding:8px 0 8px 32px;position:relative}.checks li:before{content:"";position:absolute;left:0;top:11px;width:18px;height:18px;border-radius:50%;background:var(--y);box-shadow:inset 0 0 0 5px var(--y),inset 0 0 0 9px var(--d1)}
.dark .checks li{color:#fff;border-bottom:1px solid rgba(255,255,255,.1)}.exp{align-items:center}
.why{padding:22px;border-left:4px solid var(--y);background:var(--l);border-radius:0 var(--r) var(--r) 0}
.panel{background:var(--l);border-radius:var(--r);padding:30px;border-top:4px solid var(--y);align-self:start}
.tile{background:#fff;border:1px solid #eee;border-radius:var(--r);padding:22px;text-align:center}.tile .ic{margin:auto}
.faq details{background:#fff;border:1px solid #e6e6e6;border-radius:10px;margin-bottom:10px;padding:0 18px}
.faq summary{cursor:pointer;font-weight:700;padding:16px 0;list-style:none;position:relative;padding-right:30px}.faq summary:after{content:"+";position:absolute;right:0;font-size:1.4rem;line-height:1}
.faq details[open] summary:after{content:"–"}
.cta{background:var(--y);padding:48px 0}.cta-in{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}.cta h2{margin:0 0 6px}.cta p{margin:0}.cta .btn-y{background:var(--d1);color:#fff!important}.cta .btn-ghost-l{color:var(--d1)!important}
.form label{display:block;font-weight:600;margin-bottom:14px;font-size:.93rem}
.form input:not([type=checkbox]):not([type=radio]),.form select,.form textarea{display:block;width:100%;margin-top:6px;padding:12px;border:1px solid #ccc;border-radius:10px;font:inherit;background:#fff}
.form input:focus,.form select:focus,.form textarea:focus{outline:3px solid var(--y);border-color:var(--d1)}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.form fieldset{border:1px solid #e3e3e3;border-radius:10px;margin:0 0 14px;padding:12px 14px}
.form legend{font-weight:700;padding:0 6px}.inl{display:inline-flex!important;align-items:center;gap:8px;margin-right:18px;font-weight:400!important}
.consent{display:flex!important;align-items:flex-start}.note{background:var(--l);padding:12px 16px;border-left:4px solid var(--y);border-radius:6px;font-size:.9rem}
.err{color:#b00020;font-weight:700}small{display:block;color:var(--g);font-weight:400}
.placeholder{background:#fff8c4;border:1px dashed var(--y2);padding:12px;border-radius:8px}.prose h2{margin-top:1.6em}
.ftr{background:var(--d1);color:#cfcfcf;padding:56px 0 0}.ftr a{color:#eee;text-decoration:none}.ftr a:hover{color:var(--y)}
.ftr-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}.ftr h4{color:var(--y);font-size:.85rem;text-transform:uppercase}
.ftr ul{list-style:none;padding:0;margin:0}.ftr li{margin:6px 0;font-size:.92rem}
.legal{border-top:1px solid #4a4a4a;margin-top:36px;padding:18px 20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;font-size:.84rem}
.wa-float{position:fixed;right:18px;bottom:18px;background:#25D366;color:#fff;border-radius:999px;padding:10px 16px 10px 12px;display:flex;align-items:center;gap:8px;text-decoration:none;font-weight:700;box-shadow:0 6px 20px rgba(0,0,0,.25);z-index:60}
.wa-float .ic{background:none;color:#fff;width:26px;height:26px;padding:0}

@media(max-width:1180px){.burger{display:block}.nav{position:fixed;inset:72px 0 auto 0;background:#fff;flex-direction:column;align-items:stretch;padding:16px 20px 24px;box-shadow:var(--sh);display:none}
.nav.open{display:flex}.nav ul{flex-direction:column}.nav ul a{display:block;font-size:1rem;padding:12px}
.burger[aria-expanded=true] span:nth-child(1){transform:translateY(8px) rotate(45deg)}.burger[aria-expanded=true] span:nth-child(2){opacity:0}.burger[aria-expanded=true] span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
.g3,.g4{grid-template-columns:repeat(2,1fr)}.g5{grid-template-columns:repeat(3,1fr)}.ftr-grid{grid-template-columns:1fr 1fr}}
@media(max-width:680px){.hero{padding:48px 0 60px}.hero-in{grid-template-columns:1fr}.hero-art{order:-1;max-width:150px}
.g2,.g3,.g4,.form .row{grid-template-columns:1fr}.g5{grid-template-columns:1fr 1fr}.sec{padding:52px 0}.brand img{width:150px}.ftr-grid{grid-template-columns:1fr}.wa-float span{display:none}.wa-float{padding:12px}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
.ok{color:#0a7a3d;font-weight:700;background:#e8f6ee;padding:12px 16px;border-radius:6px}