@font-face {
  font-family: "Hanken Grotesk";
  src: url("/assets/HankenGrotesk-Variable.ttf") format("truetype");
  font-weight: 100 900;
  font-display: swap;
}

@font-face {
  font-family: "Archivo";
  src: url("/assets/Archivo-Variable.ttf") format("truetype");
  font-weight: 100 900;
  font-display: swap;
}

:root {
  color-scheme: light;
  --bg: #eff7fa;
  --bg-deep: #dcecf2;
  --card: rgba(255, 255, 255, 0.96);
  --card-border: rgba(11, 79, 112, 0.14);
  --text: #09283a;
  --muted: #526b79;
  --primary: #078bc5;
  --primary-hover: #057eb3;
  --primary-ink: #ffffff;
  --soft: rgba(7, 139, 197, 0.08);
  --soft-border: rgba(7, 139, 197, 0.2);
  --shadow: 0 28px 75px rgba(30, 76, 95, 0.18);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-width: 320px;
  font-family: "Hanken Grotesk", Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 50% 12%, rgba(19, 168, 232, 0.2), transparent 31rem),
    linear-gradient(160deg, var(--bg), var(--bg-deep));
}

.support-page {
  min-height: 100vh;
  padding: 52px 24px;
  display: grid;
  place-items: center;
  position: relative;
  overflow: hidden;
}

.support-page::before {
  content: "";
  position: fixed;
  width: 36rem;
  height: 36rem;
  border-radius: 50%;
  border: 1px solid rgba(19, 168, 232, 0.08);
  box-shadow: 0 0 0 7rem rgba(19, 168, 232, 0.025), 0 0 0 14rem rgba(19, 168, 232, 0.018);
  pointer-events: none;
}

.download-button:focus-visible {
  outline: 3px solid rgba(19, 168, 232, 0.45);
  outline-offset: 3px;
}

.support-card {
  width: min(100%, 640px);
  position: relative;
  border: 1px solid var(--card-border);
  border-radius: 22px;
  padding: 42px;
  background: var(--card);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.card-header { text-align: center; }
.brand-logo { width: min(230px, 67%); height: auto; margin: 0 auto 30px; }

.eyebrow {
  margin: 0 0 12px;
  color: var(--primary);
  font-family: "Archivo", Arial, sans-serif;
  font-size: 12px;
  font-weight: 750;
  letter-spacing: 0.18em;
}

h1 {
  max-width: 430px;
  margin: 0 auto;
  font-family: "Archivo", Arial, sans-serif;
  font-size: clamp(29px, 6vw, 40px);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.intro { margin: 17px auto 0; max-width: 450px; color: var(--muted); font-size: 17px; line-height: 1.55; }

.download-button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  width: 100%;
  margin-top: 30px;
  padding: 16px 20px;
  border-radius: 13px;
  color: var(--primary-ink);
  background: var(--primary);
  text-decoration: none;
  box-shadow: 0 12px 30px rgba(19, 168, 232, 0.24);
  transition: transform 160ms ease, background-color 160ms ease, box-shadow 160ms ease;
}

.download-button:hover { transform: translateY(-2px); background: var(--primary-hover); box-shadow: 0 16px 34px rgba(19, 168, 232, 0.3); }
.download-button svg { width: 25px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.download-button span { display: grid; gap: 2px; text-align: left; }
.download-button strong { font-family: "Archivo", Arial, sans-serif; font-size: 16px; }
.download-button small { font-size: 12px; opacity: 0.78; }
.download-note { margin: 12px 14px 28px; color: var(--muted); text-align: center; font-size: 12px; line-height: 1.45; }

.windows-guide {
  padding: 22px;
  border: 1px solid rgba(7, 139, 197, 0.22);
  border-radius: 16px;
  background: rgba(239, 249, 253, 0.8);
}

.guide-header { display: grid; grid-template-columns: 38px 1fr; gap: 13px; align-items: start; }
.guide-symbol { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 11px; color: #fff; background: var(--primary); font-family: "Archivo", Arial, sans-serif; font-size: 21px; font-weight: 800; }
.guide-kicker { margin: 0 0 4px; color: var(--primary); font-family: "Archivo", Arial, sans-serif; font-size: 10px; font-weight: 800; letter-spacing: .14em; }
.guide-header h2 { margin: 0; font-family: "Archivo", Arial, sans-serif; font-size: 20px; line-height: 1.2; letter-spacing: -.018em; }
.guide-header p:last-child { margin: 7px 0 0; color: var(--muted); font-size: 14px; line-height: 1.45; }

.file-check { display: grid; gap: 5px; margin: 18px 0; padding: 13px 15px; border: 1px solid rgba(9, 40, 58, .1); border-radius: 11px; background: #fff; }
.file-check span { color: var(--muted); font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .07em; }
.file-check code { overflow-wrap: anywhere; color: var(--text); font-family: Consolas, "Courier New", monospace; font-size: 12px; font-weight: 700; }

.smartscreen-example { overflow: hidden; margin-bottom: 23px; border-radius: 12px; color: #fff; background: #075aa8; box-shadow: 0 13px 28px rgba(7, 63, 115, .18); }
.smartscreen-titlebar { padding: 9px 13px; background: #f5f7f9; color: #274052; font-size: 11px; font-weight: 650; }
.smartscreen-body { padding: 18px; }
.smartscreen-body strong { display: block; font-family: "Archivo", Arial, sans-serif; font-size: 17px; }
.smartscreen-body p { max-width: 460px; margin: 8px 0 15px; color: rgba(255,255,255,.82); font-size: 12px; line-height: 1.45; }
.smartscreen-body span { display: inline-block; padding-bottom: 2px; border-bottom: 1px solid rgba(255,255,255,.7); font-size: 12px; font-weight: 800; }

.steps { display: grid; gap: 0; margin: 0; padding: 0; list-style: none; }
.steps li { display: grid; grid-template-columns: 34px 1fr; gap: 14px; position: relative; padding: 0 0 20px; }
.steps li:last-child { padding-bottom: 0; }
.steps li:not(:last-child)::after { content: ""; position: absolute; left: 16px; top: 35px; bottom: 4px; width: 1px; background: var(--soft-border); }
.steps li > span { display: grid; place-items: center; width: 34px; height: 34px; border: 1px solid var(--soft-border); border-radius: 50%; color: var(--primary); background: var(--soft); font-family: "Archivo", Arial, sans-serif; font-weight: 700; }
.steps strong { display: block; margin: 2px 0 3px; font-family: "Archivo", Arial, sans-serif; font-size: 15px; }
.steps p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.45; }
.steps b { color: var(--text); font-weight: 750; }

.privacy-note { display: grid; grid-template-columns: 28px 1fr; gap: 12px; margin-top: 28px; padding: 17px; border: 1px solid var(--soft-border); border-radius: 13px; background: var(--soft); }
.privacy-note svg { width: 26px; fill: none; stroke: var(--primary); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.privacy-note p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.5; }
.privacy-note strong { color: var(--text); }

footer { margin-top: 26px; padding-top: 23px; border-top: 1px solid var(--card-border); text-align: center; }
footer p { margin: 0; color: var(--muted); font-size: 13px; }

@media (max-width: 600px) {
  .support-page { padding: 70px 14px 24px; align-items: start; }
  .support-card { padding: 32px 22px; border-radius: 18px; }
  .brand-logo { margin-bottom: 25px; }
  .windows-guide { padding: 18px 15px; }
  .guide-header { grid-template-columns: 34px 1fr; gap: 10px; }
  .guide-symbol { width: 34px; height: 34px; }
  .guide-header h2 { font-size: 18px; }
}

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