:root {
  --background: #f3f0e7;
  --surface: #fbf9f3;
  --surface-alt: #e7efe8;
  --graphite: #16211e;
  --graphite-2: #24312c;
  --text: #16211e;
  --muted: #3e4b45;
  --accent: #9a3e1b;
  --accent-dark: #742e13;
  --accent-soft: #f6e4d8;
  --border: #d5cec0;
  --success: #176b40;
  --success-soft: #e4f3ea;
  --signal: #1f5670;
  --signal-soft: #e3eef3;
  --danger: #8d342c;
  --shadow: 0 20px 50px rgba(22, 33, 30, 0.08);
  --radius: 16px;
  --header-h: 76px;
  --max: 1140px;
  --serif: "Newsreader", "Iowan Old Style", Palatino, Georgia, serif;
  --sans: "Outfit", "Avenir Next", "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --focus: 2px solid var(--accent);
}

*,
*::before,
*::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 0.75rem);
}

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-family: var(--sans);
  font-size: 1.05rem;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

img, svg { max-width: 100%; display: block; }

a { color: var(--accent-dark); text-underline-offset: 0.16em; }

a:hover { color: var(--accent); }

:focus-visible {
  outline: var(--focus);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: 1rem;
  top: -4rem;
  background: var(--graphite);
  color: #fff;
  padding: 0.6rem 0.9rem;
  z-index: 100;
}

.skip:focus { top: 0.6rem; }

.wrap {
  width: min(var(--max), calc(100% - 2rem));
  margin-inline: auto;
}

.wrap-narrow { width: min(760px, calc(100% - 2rem)); margin-inline: auto; }

h1, h2, h3, .logo-camera {
  font-family: var(--serif);
  font-weight: 560;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

h1 { font-size: clamp(2.4rem, 5vw, 4.3rem); margin: 0 0 1rem; }

h2 { font-size: clamp(1.8rem, 3vw, 2.5rem); margin: 0 0 0.8rem; }

h3 { font-size: 1.35rem; margin: 0 0 0.4rem; }

p { margin: 0 0 1rem; }

.lede {
  font-size: 1.15rem;
  color: var(--muted);
  max-width: 42rem;
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 0.8rem;
  color: var(--accent-dark);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.kicker::before {
  content: "";
  width: 1.4rem;
  height: 1px;
  background: var(--accent);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  width: min(var(--max), calc(100% - 2rem));
  margin-inline: auto;
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--text);
  text-decoration: none;
}

.logo-mark {
  width: 42px;
  height: 42px;
  color: var(--graphite);
}

.logo-text { display: flex; flex-direction: column; line-height: 1; }

.logo-iptv {
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  font-weight: 600;
}

.logo-camera { font-size: 1.25rem; }

.nav-toggle {
  display: none;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  border-radius: 8px;
  padding: 0.55rem 0.75rem;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.nav ul {
  display: flex;
  gap: 0.35rem 1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav a {
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.98rem;
}

.nav a[aria-current="page"] {
  color: var(--accent-dark);
  box-shadow: inset 0 -2px 0 var(--accent);
}

.nav a.btn,
.nav a.btn:hover { color: #fff; box-shadow: none; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-height: 46px;
  padding: 0.7rem 1.05rem;
  border-radius: 6px;
  border: 1px solid transparent;
  font: inherit;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}

.btn-primary { background: var(--accent); color: #fff; }

.btn-primary:hover { background: var(--accent-dark); color: #fff; }

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--graphite);
}

.btn-ghost:hover { background: var(--graphite); color: #fff; }

.btn-light {
  background: var(--surface);
  color: var(--graphite);
}

.btn-light:hover { background: #fff; color: var(--graphite); }

.hero {
  padding: 3.2rem 0 2rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 2.5rem;
  align-items: center;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.4rem; }

.hero-note {
  margin-top: 1.1rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.hero-photo {
  margin: 0;
  position: relative;
}

.hero-photo img {
  width: 100%;
  height: min(52vh, 480px);
  object-fit: cover;
  border-radius: 22px;
  box-shadow: var(--shadow);
}

.hero-photo figcaption {
  margin-top: 0.55rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.media-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
}

.media-split-reverse figure { order: -1; }

.media-split figure { margin: 0; }

.media-split img {
  width: 100%;
  height: min(48vh, 440px);
  object-fit: cover;
  border-radius: 20px;
  box-shadow: var(--shadow);
}

.media-split figcaption {
  margin-top: 0.5rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.media-copy .section-index { margin-bottom: 0.55rem; }

.media-copy h2 {
  margin: 0 0 0.85rem;
  font-size: clamp(1.7rem, 2.6vw, 2.35rem);
}

.media-copy p { margin: 0 0 0.85rem; }

.plain-list {
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.plain-list li {
  position: relative;
  padding: 0.35rem 0 0.35rem 1.15rem;
  color: var(--text);
}

.plain-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.85em;
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--copper);
}

.price-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.6rem;
}

.price-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1.25rem 1.2rem 1.35rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.price-card h3 {
  margin: 0;
  font-size: 1.15rem;
}

.price-card .price {
  margin: 0.35rem 0 0;
  font-family: var(--serif);
  font-size: 2rem;
  color: var(--graphite);
  line-height: 1.1;
}

.price-card .price-month {
  margin: 0;
  color: var(--copper);
  font-size: 0.92rem;
  font-weight: 600;
}

.price-card p { margin: 0; color: var(--muted); font-size: 0.95rem; }

.price-card .btn {
  margin-top: auto;
  align-self: flex-start;
  margin-top: 0.9rem;
}

.checklist.tight { margin-top: 1rem; }

.monitor {
  background: var(--graphite);
  color: #f4f1ea;
  border-radius: 22px;
  padding: 0.9rem;
  box-shadow: var(--shadow);
}

.monitor-top,
.cam-hud,
.cam-caption,
.status-line,
.cam-mini {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
}

.monitor-top {
  padding: 0.35rem 0.55rem 0.75rem;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #c9d4ce;
}

.monitor-stage {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 0.7rem;
}

.cam-main, .cam-mini {
  background: var(--graphite-2);
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.cam-main { padding: 0.7rem; display: flex; flex-direction: column; gap: 0.65rem; }

.cam-hud, .cam-caption { font-size: 0.86rem; color: #d5ddd8; }

.viewfinder {
  position: relative;
  height: 230px;
  border-radius: 10px;
  overflow: hidden;
  background:
    radial-gradient(circle at 72% 22%, rgba(232, 196, 140, 0.45), transparent 16%),
    linear-gradient(180deg, #31423b 0%, #1c2924 55%, #121a17 100%);
}

.vf-door {
  position: absolute;
  left: 16%;
  bottom: 0;
  width: 30%;
  height: 82%;
  background: linear-gradient(180deg, #4d6158, #2d3d37);
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.vf-door span {
  position: absolute;
  left: 12%;
  right: 12%;
  top: 10%;
  height: 28%;
  background: rgba(198, 214, 206, 0.28);
  box-shadow: 0 42px 0 rgba(198, 214, 206, 0.18);
}

.vf-path {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 58%;
  height: 26%;
  background: #24312c;
}

.vf-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 28px 28px;
}

.vf-corners::before,
.vf-corners::after {
  content: "";
  position: absolute;
  width: 22px;
  height: 22px;
  border: 1.5px solid rgba(255, 255, 255, 0.7);
}

.vf-corners::before { top: 10px; left: 10px; border-right: 0; border-bottom: 0; }

.vf-corners::after { right: 10px; bottom: 10px; border-left: 0; border-top: 0; }

.live, .pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border-radius: 999px;
  padding: 0.15rem 0.5rem;
  background: rgba(23, 107, 64, 0.25);
  color: #b7ebc9;
  font-size: 0.75rem;
  font-weight: 650;
  letter-spacing: 0.08em;
}

.live-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: #3dce7a;
  box-shadow: 0 0 0 0 rgba(61, 206, 122, 0.7);
}

.cam-side { display: grid; gap: 0.7rem; }

.cam-mini {
  padding: 0.85rem 0.8rem;
  align-items: flex-start;
  flex-direction: column;
  min-height: 92px;
}

.cam-mini span { color: #b7c4bd; font-size: 0.8rem; }

.cam-mini strong { font-size: 1.05rem; }

.section { padding: 4rem 0; }

.section-alt { background: var(--surface-alt); }

.section-surface { background: var(--surface); }

.section-head { max-width: 44rem; margin-bottom: 1.8rem; }

.section-index {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  color: var(--accent-dark);
  margin-bottom: 0.45rem;
}

.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.steps li {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem 1rem 1.2rem;
  position: relative;
}

.step-no {
  font-family: var(--mono);
  color: var(--accent);
  font-size: 0.85rem;
}

.bento {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.9rem;
}

.tech-card, .info-card, .guide-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.15rem 1.1rem 1.2rem;
}

.tech-card { border-top: 3px solid var(--accent); }

.tech-card h3, .info-card h3, .guide-card h3 { font-family: var(--sans); font-weight: 620; letter-spacing: 0; }

.guide-card a { font-weight: 650; }

.view-table, .spec-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
}

.view-table th, .view-table td,
.spec-table th, .spec-table td {
  text-align: left;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

.view-table th, .spec-table th {
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
}

.benefit-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
}

.benefit-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.8rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
}

.benefit-no {
  font-family: var(--mono);
  color: var(--signal);
  font-size: 0.85rem;
  padding-top: 0.2rem;
}

.flow {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.6rem;
  margin: 0;
  padding: 0;
}

.flow li {
  background: var(--graphite);
  color: #f6f3ec;
  border-radius: 14px;
  padding: 1rem 0.85rem;
  min-height: 132px;
  position: relative;
}

.flow li span { display: block; color: #c5d0ca; font-size: 0.92rem; margin-top: 0.35rem; }

.flow li strong { font-family: var(--serif); font-size: 1.25rem; font-weight: 560; }

.compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.9rem;
}

.compare article {
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 1.2rem;
}

.compare article:first-child { border-top: 4px solid var(--signal); }

.compare article:last-child { border-top: 4px solid var(--accent); }

.checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}

.checklist li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.7rem;
  align-items: start;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.75rem 0.9rem;
}

.tick {
  width: 1.4rem;
  height: 1.4rem;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--success-soft);
  color: var(--success);
  font-weight: 700;
  font-size: 0.85rem;
}

.check-note { display: block; color: var(--muted); font-size: 0.92rem; }

.faq, .trouble { display: grid; gap: 0.55rem; }

.faq details, .trouble details {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.2rem 1rem;
}

.faq summary, .trouble summary {
  cursor: pointer;
  font-weight: 620;
  padding: 0.85rem 0;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
}

.faq summary::-webkit-details-marker,
.trouble summary::-webkit-details-marker { display: none; }

.faq summary::after, .trouble summary::after {
  content: "+";
  font-family: var(--serif);
  font-size: 1.4rem;
  color: var(--accent);
  line-height: 1;
}

details[open] summary::after { content: "–"; }

.faq-a, .trouble-body { padding: 0 0 1rem; color: var(--muted); }

.trouble summary { font-size: 1.02rem; }

.trouble-code {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--signal);
  margin-right: 0.45rem;
}

.cta-band {
  background: var(--graphite);
  color: #f6f3ec;
  border-radius: 22px;
  padding: 2.2rem 1.6rem;
  display: grid;
  gap: 0.4rem;
}

.cta-band h2 { color: #fff; }

.cta-band p { color: #d5ddd6; max-width: 40rem; }

.cta-actions { display: flex; flex-wrap: wrap; gap: 0.7rem; margin-top: 0.6rem; }

.cta-band .btn-ghost { color: #f6f3ec; border-color: #f6f3ec; }

.cta-band .btn-ghost:hover { background: #f6f3ec; color: var(--graphite); }

.stack-top { margin-top: 1.2rem; }

.note {
  background: var(--accent-soft);
  border-left: 4px solid var(--accent);
  border-radius: 0 12px 12px 0;
  padding: 0.9rem 1rem;
  margin: 1.2rem 0;
}

.note strong { display: block; margin-bottom: 0.2rem; }

.page-hero { padding: 2.2rem 0 0.4rem; }

.crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  list-style: none;
  padding: 0;
  margin: 0 0 1rem;
  font-size: 0.92rem;
  color: var(--muted);
}

.crumbs a { color: var(--muted); }

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 230px;
  gap: 2.2rem;
  padding-bottom: 3.5rem;
}

.prose h2 { margin-top: 2rem; }

.prose h3 { margin-top: 1.3rem; font-family: var(--sans); font-weight: 640; }

.prose ul, .prose ol { margin: 0 0 1rem; padding-left: 1.2rem; }

.prose li { margin-bottom: 0.4rem; }

.toc {
  position: sticky;
  top: calc(var(--header-h) + 1rem);
  align-self: start;
  border-left: 1px solid var(--border);
  padding-left: 0.9rem;
  font-size: 0.92rem;
}

.toc p {
  margin: 0 0 0.4rem;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.toc ol { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.35rem; }

.toc a { color: var(--text); text-decoration: none; }

.guide-grid, .link-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.9rem;
}

.form {
  display: grid;
  gap: 0.9rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.2rem;
}

.field { display: grid; gap: 0.35rem; }

.field label { font-weight: 600; }

.field input, .field textarea {
  width: 100%;
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 8px;
  padding: 0.75rem 0.8rem;
  font: inherit;
  color: var(--text);
}

.field textarea { min-height: 150px; resize: vertical; }

.field .error { color: var(--danger); font-size: 0.9rem; min-height: 1.2em; }

.form-status {
  background: var(--success-soft);
  border-radius: 10px;
  padding: 0.8rem 0.9rem;
  color: var(--text);
}

.site-footer {
  background: var(--graphite);
  color: #d7e0db;
  padding: 2.8rem 0 1.4rem;
  margin-top: 1rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  gap: 1.5rem;
}

.site-footer a { color: #f3f6f4; text-decoration: none; }

.site-footer .logo { color: #f4f1ea; }

.site-footer a:hover { text-decoration: underline; }

.site-footer h2 {
  font-family: var(--sans);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #b7c4bd;
  margin-bottom: 0.7rem;
}

.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.35rem; }

.footer-brand p { max-width: 28rem; color: #c5d0ca; }

.mono { font-family: var(--mono); font-size: 0.92em; }

.legal-line {
  margin-top: 1.8rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.92rem;
  color: #b7c4bd;
}

.related {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.2rem 0 0.4rem;
}

.related a {
  text-decoration: none;
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
  color: var(--text);
  font-size: 0.92rem;
}

@media (max-width: 980px) {
  .hero-grid, .steps, .bento, .compare, .article-layout, .footer-grid, .benefit-list, .guide-grid, .link-grid,
  .media-split, .price-grid {
    grid-template-columns: 1fr;
  }

  .media-split-reverse figure { order: 0; }

  .hero-photo img,
  .media-split img {
    height: min(42vh, 360px);
  }

  .price-grid {
    grid-template-columns: 1fr 1fr;
  }

  .monitor-stage { grid-template-columns: 1fr; }

  .toc { position: static; border-left: 0; padding-left: 0; }
}

@media (max-width: 560px) {
  .price-grid { grid-template-columns: 1fr; }
}

.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }

@media (max-width: 1080px) {
  .nav-toggle { display: inline-flex; }

  .nav {
    position: fixed;
    inset: var(--header-h) 0 0 0;
    background: var(--surface);
    flex-direction: column;
    align-items: stretch;
    padding: 1.2rem 1.2rem 2rem;
    transform: translateX(100%);
    visibility: hidden;
    overflow: auto;
  }

  .nav.is-open { transform: none; visibility: visible; z-index: 30; }

  .nav ul { flex-direction: column; gap: 0.2rem; }

  .nav li a {
    display: block;
    padding: 0.85rem 0.2rem;
    font-size: 1.25rem;
    border-bottom: 1px solid var(--border);
  }

  .nav .btn { margin-top: 1rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  .live-dot { animation: none; }

  .nav { transition: none; }
}

@media (prefers-reduced-motion: no-preference) {
  .live-dot { animation: pulse 1.8s ease-out infinite; }

  .tech-card, .guide-card, .info-card { transition: transform 0.18s ease; }

  .tech-card:hover, .guide-card:hover, .info-card:hover { transform: translateY(-2px); }

  .nav { transition: transform 0.22s ease; }
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(61, 206, 122, 0.55); }
  100% { box-shadow: 0 0 0 8px rgba(61, 206, 122, 0); }
}