/*
Theme Name: ALT236 Technology
Theme URI: https://alt236.com/
Author: ALT236
Description: A lightweight, responsive one-page theme for ALT236.
Version: 1.0.0
Text Domain: alt236
*/

:root {
  --navy: #173d5b;
  --navy-deep: #071b2c;
  --navy-mid: #0d2b42;
  --cyan: #08a9df;
  --cyan-light: #5bd8ff;
  --white: #ffffff;
  --mist: #eef8fc;
  --ink: #10283a;
  --muted: #5b7181;
  --line: rgba(8, 169, 223, .22);
  --shadow: 0 22px 60px rgba(4, 22, 35, .16);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--white); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.65; }
a { color: inherit; }
img { max-width: 100%; height: auto; }
.container { width: min(1160px, calc(100% - 40px)); margin-inline: auto; }
.skip-link { position: fixed; left: 16px; top: -80px; padding: 12px 18px; z-index: 1000; background: #fff; color: var(--navy); border-radius: 8px; }
.skip-link:focus { top: 16px; }

.site-header { position: fixed; inset: 0 0 auto; z-index: 100; transition: background .25s, box-shadow .25s; }
.site-header.scrolled { background: rgba(7, 27, 44, .94); box-shadow: 0 8px 30px rgba(0,0,0,.18); backdrop-filter: blur(14px); }
.nav-wrap { min-height: 84px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.brand { display: inline-flex; align-items: center; text-decoration: none; }
.brand img { width: 185px; display: block; filter: drop-shadow(0 5px 15px rgba(91,216,255,.28)); }
.nav-toggle { display: none; background: transparent; border: 1px solid rgba(255,255,255,.28); color: #fff; border-radius: 8px; padding: 8px 11px; font-size: 24px; line-height: 1; }
.site-nav { display: flex; align-items: center; gap: 34px; }
.site-nav a { color: rgba(255,255,255,.82); text-decoration: none; font-size: .88rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.site-nav a:hover, .site-nav a:focus { color: var(--cyan-light); }
.site-nav .nav-contact { padding: 10px 18px; border: 1px solid var(--cyan); border-radius: 999px; color: #fff; }

.hero { position: relative; min-height: 820px; display: grid; align-items: center; overflow: hidden; color: #fff; background: radial-gradient(circle at 82% 28%, rgba(8,169,223,.28), transparent 32%), linear-gradient(135deg, var(--navy-deep) 0%, #0d304a 62%, #0a4262 100%); }
.hero::before { content: "01001001 01001110 01010110 01000101 01001110 01010100"; position: absolute; top: 20%; left: 49%; width: 650px; color: rgba(255,255,255,.055); font: 700 2.2rem/2.2 monospace; letter-spacing: .32em; transform: rotate(-8deg); }
.hero::after { content: ""; position: absolute; width: 530px; height: 530px; right: -130px; bottom: -160px; border: 1px solid rgba(91,216,255,.25); border-radius: 50%; box-shadow: 0 0 0 70px rgba(8,169,223,.04), 0 0 0 140px rgba(8,169,223,.03); }
.hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1.08fr .92fr; gap: 70px; align-items: center; padding: 150px 0 100px; }
.eyebrow { margin: 0 0 18px; color: var(--cyan-light); font-size: .78rem; font-weight: 800; letter-spacing: .19em; text-transform: uppercase; }
h1 { margin: 0; max-width: 760px; font-size: clamp(3.4rem, 7vw, 6.7rem); line-height: .96; letter-spacing: -.055em; }
h1 span { color: var(--cyan); }
.hero-copy { max-width: 670px; margin: 28px 0 0; color: rgba(255,255,255,.76); font-size: clamp(1.05rem, 1.8vw, 1.28rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 25px; border: 1px solid var(--cyan); border-radius: 999px; background: var(--cyan); color: #042033; text-decoration: none; font-weight: 800; }
.button:hover, .button:focus { background: var(--cyan-light); border-color: var(--cyan-light); }
.button-secondary { color: #fff; background: transparent; border-color: rgba(255,255,255,.32); }
.button-secondary:hover, .button-secondary:focus { color: #fff; background: rgba(255,255,255,.1); }
.hero-mark { position: relative; padding: 32px 0; }
.hero-mark img { width: 100%; filter: drop-shadow(0 18px 28px rgba(0,0,0,.36)) drop-shadow(0 0 18px rgba(91,216,255,.18)); }
.orbit { position: absolute; inset: -50px -55px; border: 1px solid rgba(91,216,255,.2); border-radius: 50%; transform: rotate(-9deg); }
.orbit::after { content: ""; position: absolute; width: 10px; height: 10px; top: 14%; right: 17%; border-radius: 50%; background: var(--cyan-light); box-shadow: 0 0 24px var(--cyan-light); }

.intro { padding: 105px 0 62px; text-align: center; background: linear-gradient(#fff, #f8fcfe); }
.section-kicker { margin: 0 0 12px; color: #078dbb; font-size: .75rem; font-weight: 850; letter-spacing: .2em; text-transform: uppercase; }
h2 { margin: 0; color: var(--navy); font-size: clamp(2.2rem, 4.4vw, 4rem); line-height: 1.05; letter-spacing: -.035em; }
.section-lead { max-width: 760px; margin: 24px auto 0; color: var(--muted); font-size: 1.1rem; }

.process { padding: 46px 0 120px; background: #f8fcfe; }
.process-grid { counter-reset: steps; display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.process-card { counter-increment: steps; position: relative; min-height: 390px; padding: 42px 35px 36px; overflow: hidden; border: 1px solid var(--line); border-radius: 22px; background: #fff; box-shadow: 0 10px 40px rgba(12,58,84,.07); transition: transform .25s, box-shadow .25s; }
.process-card:hover { transform: translateY(-7px); box-shadow: var(--shadow); }
.process-card::after { content: "0" counter(steps); position: absolute; right: 22px; bottom: -25px; color: rgba(8,169,223,.07); font-size: 8rem; font-weight: 900; line-height: 1; }
.step-icon { width: 54px; height: 54px; display: grid; place-items: center; margin-bottom: 54px; border-radius: 15px; background: linear-gradient(135deg, var(--cyan), var(--cyan-light)); color: var(--navy-deep); font-size: 1.35rem; font-weight: 900; box-shadow: 0 12px 25px rgba(8,169,223,.25); }
.process-card h3 { margin: 0 0 17px; color: var(--navy); font-size: 1.6rem; letter-spacing: -.025em; }
.process-card p { position: relative; z-index: 1; margin: 0; color: var(--muted); }

.limitless { position: relative; padding: 125px 0; overflow: hidden; color: #fff; text-align: center; background: linear-gradient(125deg, #061827, #0d3b58); }
.limitless::before { content: "∞"; position: absolute; inset: 50% auto auto 50%; color: rgba(8,169,223,.075); font-size: min(52vw, 650px); line-height: 1; transform: translate(-50%,-55%); }
.limitless .container { position: relative; z-index: 2; }
.limitless h2 { color: #fff; font-size: clamp(3.3rem, 8vw, 7.4rem); }
.limitless h2 span { color: var(--cyan); }
.limitless p { max-width: 660px; margin: 25px auto 0; color: rgba(255,255,255,.72); font-size: 1.12rem; }

.contact { padding: 105px 0; background: var(--mist); }
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 80px; align-items: center; }
.contact h2 { max-width: 530px; }
.contact-copy { margin: 22px 0 0; color: var(--muted); }
.contact-details { display: grid; gap: 14px; }
.contact-item { display: flex; align-items: center; gap: 18px; min-height: 92px; padding: 20px 24px; border: 1px solid var(--line); border-radius: 16px; background: #fff; box-shadow: 0 8px 28px rgba(15,54,78,.06); text-decoration: none; }
.contact-item:hover { border-color: var(--cyan); transform: translateX(4px); }
.contact-icon { flex: 0 0 46px; width: 46px; height: 46px; display: grid; place-items: center; border-radius: 50%; background: var(--navy); color: var(--cyan-light); font-size: 1.1rem; font-weight: 900; }
.contact-item small { display: block; color: var(--muted); font-size: .72rem; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.contact-item strong { color: var(--navy); font-size: 1.07rem; }

.site-footer { padding: 54px 0 24px; color: rgba(255,255,255,.7); background: #051724; }
.footer-top { display: flex; align-items: center; justify-content: space-between; gap: 35px; padding-bottom: 38px; border-bottom: 1px solid rgba(255,255,255,.1); }
.footer-logo { width: 210px; filter: drop-shadow(0 9px 20px rgba(0,0,0,.35)); }
.footer-links { display: flex; flex-wrap: wrap; gap: 24px; }
.footer-links a { color: rgba(255,255,255,.72); text-decoration: none; }
.footer-links a:hover { color: var(--cyan-light); }
.footer-bottom { display: flex; justify-content: space-between; gap: 30px; padding-top: 24px; font-size: .82rem; }
.footer-bottom p { margin: 0; }

@media (max-width: 900px) {
  .hero { min-height: auto; }
  .hero-grid { grid-template-columns: 1fr; gap: 35px; padding-top: 145px; }
  .hero-mark { max-width: 620px; }
  .process-grid { grid-template-columns: 1fr; }
  .process-card { min-height: auto; }
  .step-icon { margin-bottom: 30px; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 720px) {
  .container { width: min(100% - 28px, 1160px); }
  .nav-toggle { display: block; }
  .site-nav { position: absolute; left: 14px; right: 14px; top: 75px; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 12px; border: 1px solid rgba(255,255,255,.1); border-radius: 14px; background: #071b2c; box-shadow: var(--shadow); }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 13px 14px; }
  .site-nav .nav-contact { margin-top: 5px; text-align: center; }
  .brand img { width: 150px; }
  .hero-grid { padding-top: 125px; }
  .hero-mark { padding-inline: 20px; }
  .orbit { inset: -15px; }
  h1 { font-size: clamp(3.1rem, 17vw, 4.6rem); }
  .intro, .contact { padding-block: 80px; }
  .process { padding-bottom: 85px; }
  .limitless { padding-block: 90px; }
  .footer-top, .footer-bottom { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}