/* AetherIA · Formularios Arias Nadela — identidad de marca */
:root{
  --bg:#07080F; --bg1:#0D0F1A; --bg2:#131623; --bg3:#1B1F30;
  --text:#F3F3F8; --text2:#B0B5C8; --text3:#7A809A;
  --border:#1F2335; --border-md:#2D3247; --border-hi:#424A66;
  --primary:#FF5C8A; --secondary:#E83E8C; --coral:#FF7A59;
  --purple:#A855F7; --trust:#38BDF8; --success:#22C55E;
  --grad:linear-gradient(135deg,#A855F7 0%,#FF5C8A 100%);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:"Inter",system-ui,-apple-system,sans-serif;
  -webkit-font-smoothing:antialiased;line-height:1.5;
  min-height:100vh;overflow-x:hidden;
}
/* glow ambient */
body::before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(60vw 50vh at 80% -10%, rgba(168,85,247,.16), transparent 60%),
    radial-gradient(50vw 40vh at 0% 100%, rgba(255,92,138,.12), transparent 60%);}
.wrap{max-width:760px;margin:0 auto;padding:0 20px 80px}

/* Header */
.top{padding:30px 0 14px}
.brand{display:flex;flex-direction:column;align-items:flex-start;gap:7px}
.logo-img{height:52px;width:auto;display:block}
.tagline{font-size:12px;color:var(--text3);font-weight:500;padding-left:3px;letter-spacing:.01em}

.hero{margin:26px 0 8px}
.hero .eyebrow{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:var(--purple);padding:5px 12px;border:1px solid var(--border-md);border-radius:999px;background:var(--bg2)}
.hero h1{font-family:"Sora",system-ui,sans-serif;font-weight:800;letter-spacing:-.03em;
  font-size:clamp(26px,5vw,38px);line-height:1.05;margin:16px 0 10px}
.hero h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{color:var(--text2);max-width:60ch;font-size:15px}
.client-tag{display:inline-flex;align-items:center;gap:8px;margin-top:14px;font-size:13px;color:var(--text2);
  background:var(--bg2);border:1px solid var(--border);border-radius:10px;padding:8px 14px}
.client-tag b{color:var(--text)}

/* Sections */
form{margin-top:14px}
section{background:var(--bg1);border:1px solid var(--border);border-radius:18px;padding:24px 24px 6px;margin:18px 0}
section>.sec-head{display:flex;align-items:center;gap:12px;margin:0 0 18px}
section>.sec-head .num{width:30px;height:30px;flex:none;border-radius:9px;background:var(--bg3);border:1px solid var(--border-md);
  display:grid;place-items:center;font-family:"Sora",sans-serif;font-weight:700;font-size:14px;
  background:var(--grad);color:#0b0b12}
section>.sec-head h2{font-family:"Sora",sans-serif;font-size:18px;font-weight:700;letter-spacing:-.01em;margin:0}
section>.sec-head .desc{font-size:12.5px;color:var(--text3);margin-top:2px}

/* Fields */
.field{margin:0 0 18px}
.field>label{display:block;font-size:13.5px;font-weight:600;color:var(--text);margin:0 0 7px}
.field .req{color:var(--primary);margin-left:3px}
.field .hint{font-size:12px;color:var(--text3);font-weight:400;margin-top:3px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:560px){.grid2{grid-template-columns:1fr}}

input[type=text],input[type=email],input[type=tel],input[type=url],input[type=number],select,textarea{
  width:100%;background:var(--bg2);border:1px solid var(--border-md);border-radius:11px;
  color:var(--text);font:inherit;font-size:14.5px;padding:12px 14px;transition:.15s}
textarea{min-height:96px;resize:vertical;line-height:1.5}
input::placeholder,textarea::placeholder{color:#565d76}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--purple);
  box-shadow:0 0 0 3px rgba(168,85,247,.18);background:var(--bg3)}
select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' fill='none' stroke='%237A809A' stroke-width='2'%3E%3Cpath d='M3 5l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;padding-right:38px}

/* Choice chips (checkbox / radio) */
.choices{display:flex;flex-wrap:wrap;gap:9px}
.choices.col{flex-direction:column}
.choice{position:relative;display:flex;align-items:center;gap:10px;cursor:pointer;
  background:var(--bg2);border:1px solid var(--border-md);border-radius:11px;padding:11px 15px;
  font-size:14px;color:var(--text2);transition:.15s;user-select:none}
.choice:hover{border-color:var(--border-hi);color:var(--text)}
.choice input{position:absolute;opacity:0;pointer-events:none}
.choice .box{width:18px;height:18px;flex:none;border-radius:5px;border:1.5px solid var(--border-hi);
  display:grid;place-items:center;transition:.15s}
.choice input[type=radio]+.box{border-radius:50%}
.choice:has(input:checked){border-color:var(--purple);color:var(--text);background:rgba(168,85,247,.10)}
.choice:has(input:checked) .box{background:var(--grad);border-color:transparent}
.choice:has(input:checked) .box::after{content:"";width:10px;height:10px;background:#0b0b12;
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='black' d='M6.5 11.5L3 8l1.2-1.2 2.3 2.3L11.8 4 13 5.2z'/%3E%3C/svg%3E") center/contain no-repeat;
  mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='black' d='M6.5 11.5L3 8l1.2-1.2 2.3 2.3L11.8 4 13 5.2z'/%3E%3C/svg%3E") center/contain no-repeat}
.choice input[type=radio]:checked+.box::after{border-radius:50%}

/* Submit */
.actions{margin:26px 0 0;display:flex;flex-direction:column;align-items:center;gap:14px}
button.submit{appearance:none;border:none;cursor:pointer;width:100%;
  font-family:"Sora",sans-serif;font-weight:700;font-size:16px;color:#0b0b12;
  background:var(--grad);border-radius:13px;padding:16px;transition:.15s;
  box-shadow:0 8px 24px rgba(168,85,247,.28)}
button.submit:hover{transform:translateY(-1px);box-shadow:0 12px 30px rgba(255,92,138,.32)}
button.submit:disabled{opacity:.6;cursor:wait;transform:none}
.privacy{font-size:12px;color:var(--text3);text-align:center;max-width:48ch}

/* Status */
.status{display:none;text-align:center;padding:40px 24px}
.status.show{display:block}
.status .ico{width:64px;height:64px;margin:0 auto 18px;border-radius:50%;display:grid;place-items:center;
  background:rgba(34,197,94,.14);border:1px solid rgba(34,197,94,.4)}
.status.err .ico{background:rgba(255,92,138,.14);border-color:rgba(255,92,138,.4)}
.status h3{font-family:"Sora",sans-serif;font-size:22px;margin:0 0 8px}
.status p{color:var(--text2);margin:0 auto;max-width:42ch}
.foot{margin-top:34px;text-align:center;font-size:12px;color:var(--text3)}
.foot a{color:var(--text2);text-decoration:none}