/* ============================================================
   Flash IPTV — Setup & Support
   Device hub -> app grid -> per-app step-by-step guide
   Depends on home4073.css design tokens.
============================================================ */

/* ── Hero ─────────────────────────────────────────────────── */
.sup-hero { padding: 56px 0 34px; text-align: center; }
.sup-hero h1 { font-size: clamp(1.9rem, 4.2vw, 2.9rem); font-weight: 800; letter-spacing: -.02em; margin: 6px 0 10px; }
.sup-hero p { color: var(--text-2); max-width: 640px; margin: 0 auto; font-size: 1rem; }
.sup-contact { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 24px; }
.sup-contact a {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 11px 20px; border-radius: 10px; font-size: 14px; font-weight: 700;
  text-decoration: none; transition: transform .16s ease, background .16s ease;
}
.sup-contact a:hover { transform: translateY(-2px); }
.sup-chat  { background: var(--accent); color: #181a20; }
.sup-chat:hover { background: var(--accent-2); }
.sup-mail  { background: var(--surface-2); color: var(--text); border: 1px solid var(--line); }

/* ── Card grid (devices and apps share it) ────────────────── */
.sup-grid {
  display: grid; gap: 16px;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  margin: 0 0 56px;
}
.sup-card {
  position: relative; display: flex; flex-direction: column; align-items: center;
  gap: 14px; padding: 26px 18px 22px;
  background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--radius-lg);
  text-decoration: none; text-align: center; overflow: hidden;
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.sup-card::before {
  content: ""; position: absolute; left: 18%; right: 18%; top: -70px; height: 130px;
  background: radial-gradient(ellipse at center, var(--tint, var(--accent)), transparent 70%);
  opacity: .16; pointer-events: none;
}
.sup-card:hover { transform: translateY(-4px); border-color: var(--tint, var(--accent)); box-shadow: 0 16px 38px rgba(0,0,0,.45); }
.sup-card:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }

/* icon plate — shows assets/apps/<slug>.png when present, else the built-in SVG mark */
.sup-ico {
  position: relative; width: 84px; height: 84px; flex-shrink: 0;
  display: grid; place-items: center; border-radius: 20px;
  background: var(--tint-soft, rgba(252,213,53,.12));
  color: var(--tint, var(--accent));
  transition: transform .18s ease;
}
.sup-card:hover .sup-ico { transform: scale(1.06); }
.sup-ico svg { width: 42px; height: 42px; display: block; }
.sup-ico img { width: 62px; height: 62px; object-fit: contain; display: block; }
.sup-name { position: relative; font-size: .96rem; font-weight: 700; color: var(--text); line-height: 1.35; }
.sup-sub  { position: relative; font-size: .76rem; color: var(--text-3); margin-top: -6px; }

/* ── Section headings ─────────────────────────────────────── */
.sup-sec-head { margin: 8px 0 20px; }
.sup-sec-head h2 { font-size: 1.35rem; font-weight: 800; letter-spacing: -.01em; margin: 0 0 6px; }
.sup-sec-head p  { color: var(--text-2); font-size: .92rem; margin: 0; max-width: 680px; }

/* ── Credentials callout ──────────────────────────────────── */
.sup-creds {
  background: var(--surface-3); border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius); padding: 20px 22px; margin: 0 0 28px;
}
.sup-creds h2 { font-size: .95rem; font-weight: 700; margin: 0 0 12px; color: var(--text); }
.sup-creds dl { display: grid; grid-template-columns: max-content 1fr; gap: 8px 18px; margin: 0; font-size: .88rem; }
.sup-creds dt { color: var(--text-3); font-weight: 600; }
.sup-creds dd { margin: 0; color: var(--text); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .84rem; }

/* ── Steps ────────────────────────────────────────────────── */
.sup-steps { list-style: none; counter-reset: s; padding: 0; margin: 0 0 34px; }
.sup-step { position: relative; counter-increment: s; padding: 0 0 26px 56px; }
.sup-step::before {
  content: counter(s);
  position: absolute; left: 0; top: 0;
  width: 36px; height: 36px; border-radius: 11px;
  display: grid; place-items: center;
  background: var(--accent); color: #181a20;
  font-weight: 800; font-size: .95rem;
}
.sup-step::after {
  content: ""; position: absolute; left: 17.5px; top: 42px; bottom: 6px; width: 1px;
  background: linear-gradient(var(--line), transparent);
}
.sup-step:last-child { padding-bottom: 0; }
.sup-step:last-child::after { display: none; }
.sup-step h3 { font-size: 1rem; font-weight: 700; margin: 7px 0 6px; color: var(--text); }
.sup-step p  { font-size: .92rem; color: var(--text-2); margin: 0 0 8px; line-height: 1.65; }
.sup-step code {
  background: var(--surface-2); border: 1px solid var(--line); border-radius: 5px;
  padding: 2px 7px; font-size: .84rem; color: var(--accent);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}
/* per-step screenshot — hidden automatically when the file is absent (onerror) */
.sup-shot {
  display: block; width: 100%; max-width: 460px; height: auto;
  margin: 12px 0 4px; border: 1px solid var(--line); border-radius: 10px;
  background: var(--surface-3); box-shadow: 0 8px 24px rgba(0,0,0,.28);
}
figure.sup-figure { margin: 12px 0 4px; }
figure.sup-figure .sup-shot { margin: 0; }
figure.sup-figure figcaption { font-size: .78rem; color: var(--text-3); margin-top: 7px; }

/* ── Notice boxes ─────────────────────────────────────────── */
.sup-note {
  display: flex; gap: 13px; align-items: flex-start;
  background: rgba(252,213,53,.07); border: 1px solid rgba(252,213,53,.22);
  border-radius: var(--radius); padding: 15px 18px; margin: 0 0 22px;
  font-size: .88rem; color: var(--text-2); line-height: 1.6;
}
.sup-note strong { color: var(--accent); }
.sup-note.is-warn { background: rgba(246,70,93,.07); border-color: rgba(246,70,93,.25); }
.sup-note.is-warn strong { color: var(--pink); }
.sup-note svg { width: 19px; height: 19px; flex-shrink: 0; margin-top: 1px; }

/* ── Bottom help CTA ──────────────────────────────────────── */
.sup-help {
  text-align: center; background: var(--bg-2); border: 1px solid var(--line);
  border-radius: var(--radius-lg); padding: 34px 26px; margin: 46px 0 64px;
}
.sup-help h2 { font-size: 1.25rem; font-weight: 800; margin: 0 0 8px; }
.sup-help p { color: var(--text-2); font-size: .93rem; margin: 0 0 20px; }

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 640px) {
  .sup-grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
  .sup-ico { width: 68px; height: 68px; border-radius: 17px; }
  .sup-ico svg { width: 34px; height: 34px; }
  .sup-ico img { width: 50px; height: 50px; }
  .sup-step { padding-left: 46px; }
  .sup-creds dl { grid-template-columns: 1fr; gap: 3px 0; }
  .sup-creds dd { margin-bottom: 9px; }
}
@media (prefers-reduced-motion: reduce) {
  .sup-card, .sup-ico, .sup-contact a { transition: none; }
  .sup-card:hover, .sup-contact a:hover { transform: none; }
  .sup-card:hover .sup-ico { transform: none; }
}

/* -- support hub: full guide index ------------------------- */
.sup-index {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 22px 28px; margin: 0 0 30px;
}
.sup-index section { min-width: 0; }
.sup-index h3 {
  font-size: .8rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: .06em; margin: 0 0 10px;
}
.sup-index h3 a { color: var(--text-3); }
.sup-index h3 a:hover { color: var(--accent); }
.sup-index ul { list-style: none; margin: 0; padding: 0; }
.sup-index li { margin: 0 0 7px; }
.sup-index li a { font-size: .88rem; color: var(--text-2); line-height: 1.5; }
.sup-index li a:hover { color: var(--text); text-decoration: underline; }

/* -- support: same app across other devices ---------------- */
.sup-xdev { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 28px; }
.sup-xdev a {
  display: inline-block; font-size: .87rem; padding: 9px 14px;
  border: 1px solid var(--line); border-radius: 8px;
  background: var(--surface-2); color: var(--text-2);
  transition: color .15s, border-color .15s;
}
.sup-xdev a:hover { color: var(--text); border-color: var(--accent); }
.sup-xdev a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }