:root {
  --ink: #0c2c39;
  --ink-soft: #153a49;
  --teal: #147d78;
  --teal-deep: #0c2c39;
  --gold: #b96d15;
  --paper: #f3f5f4;
  --paper-deep: #e7f0f4;
  --text: #172a32;
  --muted: #51646c;
  --line: rgba(15, 44, 57, 0.14);
  --shadow: 0 22px 55px rgba(15, 44, 57, 0.12);
  color: var(--text);
  font-family: "Segoe UI", Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--text);
  font-size: 16px;
  line-height: 1.55;
}

body:has(dialog[open]) { overflow: hidden; }

a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }

.site-shell { overflow: hidden; }

.site-header {
  position: fixed;
  z-index: 10;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1240px;
  margin: 0 auto;
  padding: 25px 40px;
  color: #eff9f7;
  transition: background 180ms ease, padding 180ms ease, box-shadow 180ms ease;
}

.site-header.is-scrolled {
  max-width: none;
  padding: 16px 40px;
  background: rgba(12, 44, 57, 0.9);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.09);
  backdrop-filter: blur(14px);
}

.brand { display: inline-flex; align-items: center; gap: 12px; }

.brand-mark {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border: 1px solid rgba(20, 125, 120, 0.75);
  border-radius: 11px;
  color: var(--teal);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.brand-name {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.brand-name strong { color: var(--gold); font-weight: 700; }

.site-nav { display: flex; align-items: center; gap: 30px; font-size: 14px; font-weight: 600; }
.site-nav a, .nav-login { transition: color 160ms ease, opacity 160ms ease; }
.site-nav a:hover, .nav-login:hover { color: var(--teal); }
.nav-login { display: inline-flex; align-items: center; gap: 7px; border: 0; padding: 0; background: transparent; color: inherit; cursor: pointer; }
.nav-login span { color: var(--gold); font-size: 16px; }

.hero {
  position: relative;
  display: grid;
  min-height: 770px;
  grid-template-columns: minmax(0, 0.86fr) minmax(520px, 1.14fr);
  align-items: center;
  gap: 42px;
  padding: 140px max(40px, calc((100vw - 1160px) / 2)) 100px;
  background: var(--ink);
  color: #f2fbf8;
}

.hero::before {
  position: absolute;
  top: -260px;
  right: 10%;
  width: 700px;
  height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(20, 125, 120, 0.38), rgba(12, 44, 57, 0) 69%);
  content: "";
  pointer-events: none;
}

.hero-copy, .hero-visual { position: relative; z-index: 1; }
.hero-copy { max-width: 565px; padding-top: 16px; }

.eyebrow {
  margin: 0 0 19px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 750;
  letter-spacing: 0.15em;
  line-height: 1.3;
}

.eyebrow-dark { color: var(--teal-deep); }
.eyebrow-light { color: var(--gold); }
.eyebrow-dot { display: inline-block; width: 7px; height: 7px; margin-right: 9px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 5px rgba(20, 125, 120, 0.12); vertical-align: 1px; }

h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.08; }

h1 { max-width: 570px; margin-bottom: 27px; font-size: clamp(3.8rem, 6.3vw, 6.45rem); font-weight: 660; letter-spacing: -0.075em; }
h1 em { color: var(--teal); font-style: normal; }

.hero-lead { max-width: 465px; margin-bottom: 34px; color: rgba(237, 248, 245, 0.75); font-size: 19px; line-height: 1.6; }
.hero-actions { display: flex; align-items: center; gap: 27px; }

.button { display: inline-flex; align-items: center; justify-content: center; gap: 14px; min-height: 48px; border: 1px solid transparent; border-radius: 4px; padding: 0 19px; font-size: 14px; font-weight: 700; transition: transform 160ms ease, background 160ms ease, border-color 160ms ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--teal); color: #fff; }
.button-primary:hover { background: #1c918b; }
.button-primary span { font-size: 18px; line-height: 0; }
.button-dark { background: var(--ink); color: #fff; cursor: pointer; }
.button-dark:hover { background: var(--ink-soft); }
.text-link { display: inline-flex; align-items: center; gap: 9px; color: #e7f8f5; font-size: 14px; font-weight: 700; }
.text-link span { color: var(--gold); font-size: 17px; transition: transform 160ms ease; }
.text-link:hover span { transform: translate(2px, -2px); }
.hero-meta { display: flex; align-items: center; gap: 13px; margin-top: 92px; color: rgba(237, 248, 245, 0.56); font-size: 12px; }
.status-dot { display: inline-block; width: 7px; height: 7px; margin-right: 7px; border-radius: 50%; vertical-align: 1px; }
.status-dot-teal { background: var(--teal); box-shadow: 0 0 0 4px rgba(20, 125, 120, 0.1); }
.meta-divider { width: 1px; height: 15px; background: rgba(255,255,255,0.2); }

.hero-visual { min-height: 505px; }
.hero-orbit { position: absolute; border: 1px solid rgba(20, 125, 120, 0.23); border-radius: 50%; transform: rotate(-21deg); }
.orbit-one { top: 1%; left: 9%; width: 94%; height: 92%; }
.orbit-two { top: 8%; left: -4%; width: 82%; height: 83%; border-color: rgba(245, 185, 113, 0.2); }
.visual-label { position: absolute; z-index: 2; display: inline-flex; align-items: center; gap: 8px; border: 1px solid rgba(255,255,255,0.16); border-radius: 3px; padding: 8px 11px; background: rgba(11, 43, 55, 0.68); color: rgba(242, 251, 248, 0.8); font-size: 11px; letter-spacing: 0.04em; box-shadow: 0 12px 22px rgba(0,0,0,0.14); backdrop-filter: blur(8px); }
.visual-label-top { top: 3%; right: -1%; }
.visual-label-bottom { bottom: 3%; left: -3%; }
.pulse { width: 7px; height: 7px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 4px rgba(20, 125, 120, 0.15); }
.mini-check { display: grid; width: 17px; height: 17px; place-items: center; border-radius: 50%; background: var(--teal); color: var(--ink); font-size: 11px; font-weight: 900; }

.app-window { position: absolute; z-index: 1; overflow: hidden; border: 1px solid rgba(255,255,255,0.28); border-radius: 10px; background: #fff; box-shadow: 0 35px 75px rgba(0,0,0,0.36); }
.app-window-hero { top: 8%; left: 3%; width: 92%; transform: rotate(2deg); }
.window-bar { display: flex; align-items: center; justify-content: space-between; height: 32px; padding: 0 14px; background: #f6f8f7; color: #53656a; font-size: 10px; }
.window-dots { display: inline-flex; gap: 4px; }
.window-dots i { display: block; width: 6px; height: 6px; border-radius: 50%; background: #d4dfdd; }
.window-dots i:first-child { background: #d6a06f; }
.window-title { margin-left: 22px; margin-right: auto; font-weight: 700; }
.window-date { color: #87969a; }
.app-window img { display: block; width: 100%; height: auto; }
.image-privacy-note { position: absolute; right: 14px; bottom: 12px; border-radius: 3px; padding: 5px 7px; background: rgba(12, 44, 57, 0.86); color: #dff8f3; font-size: 10px; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; }
.image-privacy-note-light { right: 12px; bottom: 12px; background: rgba(12, 44, 57, 0.77); }
.hero-video-trigger { position: relative; display: block; width: 100%; border: 0; padding: 0; background: #071c27; cursor: pointer; }
.hero-video-trigger img { transition: transform 280ms ease, filter 280ms ease; }
.hero-video-trigger:hover img { transform: scale(1.018); filter: brightness(0.78); }
.hero-video-trigger:focus-visible { outline: 3px solid #f1c878; outline-offset: -5px; }
.hero-video-play { position: absolute; top: 50%; left: 50%; display: grid; width: 70px; height: 70px; place-items: center; border: 1px solid rgba(255,255,255,0.65); border-radius: 50%; background: rgba(20, 125, 120, 0.94); color: #fff; font-size: 23px; padding-left: 4px; transform: translate(-50%, -50%); box-shadow: 0 12px 28px rgba(0,0,0,0.24); transition: transform 180ms ease, background 180ms ease; }
.hero-video-trigger:hover .hero-video-play { background: #1c918b; transform: translate(-50%, -50%) scale(1.08); }
.hero-video-trigger .image-privacy-note { right: 14px; bottom: 12px; padding: 7px 10px; font-size: 12px; letter-spacing: 0.06em; }

.signal-bar { display: flex; align-items: center; justify-content: space-between; gap: 28px; max-width: 1160px; margin: 0 auto; padding: 25px 0 27px; color: var(--muted); font-size: 12px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; }
.signal-line { flex: 1; height: 1px; background: var(--line); }

.section { max-width: 1160px; margin: 0 auto; padding: 112px 0; }
.section-heading { max-width: 680px; }
.section-heading-split { display: grid; max-width: none; grid-template-columns: 1.15fr 0.75fr; gap: 80px; align-items: end; }
h2 { margin-bottom: 20px; color: var(--ink); font-size: clamp(2.6rem, 4.3vw, 4.3rem); font-weight: 640; letter-spacing: -0.065em; }
.section-intro { margin-bottom: 6px; color: var(--muted); font-size: 17px; line-height: 1.65; }
.section-intro-wide { max-width: 545px; }

.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 60px; }
.feature-card { position: relative; min-height: 340px; border: 1px solid var(--line); border-radius: 5px; padding: 28px 28px 26px; background: rgba(255,255,255,0.62); transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease; }
.feature-card:hover { transform: translateY(-5px); background: #fff; box-shadow: var(--shadow); }
.feature-card-featured { border-color: transparent; background: var(--ink); color: #eaf8f5; box-shadow: 0 18px 34px rgba(12, 44, 57, 0.18); }
.feature-card-featured:hover { background: var(--ink-soft); }
.feature-icon { display: grid; width: 46px; height: 46px; place-items: center; border-radius: 50%; }
.feature-icon svg { width: 23px; height: 23px; }
.icon-teal { background: rgba(20, 125, 120, 0.16); color: var(--teal); }
.icon-gold { background: rgba(245, 185, 113, 0.19); color: #c47e33; }
.icon-ink { background: rgba(12, 44, 57, 0.09); color: var(--ink); }
.feature-number { position: absolute; top: 31px; right: 28px; margin: 0; color: var(--muted); font-size: 11px; font-weight: 800; letter-spacing: 0.12em; }
.feature-card-featured .feature-number { color: rgba(242, 251, 248, 0.45); }
.feature-card h3 { margin: 65px 0 14px; font-size: 24px; font-weight: 650; letter-spacing: -0.04em; }
.feature-card > p:not(.feature-number) { max-width: 260px; margin: 0; color: var(--muted); font-size: 15px; line-height: 1.65; }
.feature-card-featured > p:not(.feature-number) { color: rgba(234, 248, 245, 0.66); }
.card-arrow { position: absolute; right: 28px; bottom: 26px; color: var(--teal-deep); font-size: 22px; }
.feature-card-featured .card-arrow { color: var(--gold); }

.showcase-section { padding-top: 40px; }
.showcase-section .section-heading { margin-bottom: 50px; }
.showcase-grid { display: grid; grid-template-columns: 1.18fr 0.82fr; align-items: start; gap: 22px; }
.showcase-card { overflow: hidden; border: 1px solid var(--line); border-radius: 5px; background: #fff; box-shadow: 0 12px 30px rgba(12, 44, 57, 0.06); }
.showcase-image-wrap { position: relative; overflow: hidden; background: #edf3f1; }
.showcase-card img { display: block; width: 100%; height: auto; transition: transform 450ms ease; }
.showcase-card:hover img { transform: scale(1.018); }
.showcase-card-side { margin-top: 98px; }
.showcase-card figcaption { display: grid; gap: 7px; padding: 24px 26px 27px; }
.caption-kicker { color: var(--teal-deep); font-size: 11px; font-weight: 800; letter-spacing: 0.13em; }
.caption-title { color: var(--ink); font-size: 22px; font-weight: 650; letter-spacing: -0.04em; }
.caption-copy { max-width: 400px; color: var(--muted); font-size: 14px; line-height: 1.6; }

.demo-video-section { padding-top: 82px; }
.demo-video-section .section-heading { margin-bottom: 42px; }
.demo-video-card { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(280px, 0.65fr); overflow: hidden; border: 1px solid var(--line); border-radius: 5px; background: #fff; box-shadow: 0 12px 30px rgba(12, 44, 57, 0.06); }
.demo-video-visual { position: relative; overflow: hidden; min-height: 330px; background: var(--ink); }
.demo-video-visual img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: center; opacity: 0.8; }
.demo-video-play { position: absolute; top: 50%; left: 50%; display: grid; width: 72px; height: 72px; place-items: center; border: 1px solid rgba(255,255,255,0.45); border-radius: 50%; background: rgba(20,125,120,0.94); color: #fff; font-size: 24px; padding-left: 4px; transform: translate(-50%, -50%); box-shadow: 0 12px 24px rgba(0,0,0,0.2); }
.demo-video-status { position: absolute; left: 22px; bottom: 20px; border: 1px solid rgba(255,255,255,0.22); border-radius: 3px; padding: 7px 10px; background: rgba(12,44,57,0.78); color: #eff9f7; font-size: 11px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; }
.demo-video-copy { display: flex; flex-direction: column; justify-content: center; gap: 13px; padding: 36px 34px; }
.demo-video-copy h3 { margin: 0; color: var(--ink); font-size: 28px; letter-spacing: -0.05em; }
.demo-video-copy p { margin: 0 0 12px; color: var(--muted); font-size: 15px; line-height: 1.65; }
.demo-video-copy .button { align-self: flex-start; }
.pricing-contact-section { padding-top: 92px; padding-bottom: 92px; }
.pricing-contact-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.pricing-card, .contact-card { border: 1px solid var(--line); border-radius: 5px; padding: 30px; background: #fff; }
.pricing-card { background: linear-gradient(145deg, #f2fbf8, #fff); }
.pricing-card h3, .contact-card h3 { margin: 13px 0 22px; color: var(--ink); font-size: 25px; letter-spacing: -0.04em; }
.price-line { display: flex; align-items: flex-end; gap: 13px; margin-bottom: 24px; }
.price-line strong { color: var(--ink); font-size: clamp(3rem, 6vw, 4.5rem); line-height: .9; letter-spacing: -0.08em; }
.price-line span { color: var(--muted); font-size: 13px; line-height: 1.45; }
.price-line-promotion strong { color: var(--teal-deep); }
.regular-price { margin: -10px 0 18px; color: var(--muted); font-size: 14px; }
.regular-price del { color: var(--muted); font-weight: 700; text-decoration-thickness: 2px; text-decoration-color: var(--gold); }
.promotion-note { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-bottom: 18px; border-radius: 4px; padding: 14px 16px; background: var(--gold-soft); color: var(--ink); font-size: 14px; }
.promotion-note strong { color: var(--ink); white-space: nowrap; }
.pricing-card > p, .contact-card > p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.6; }
.contact-card { display: flex; flex-direction: column; justify-content: center; }
.contact-list { display: grid; gap: 12px; margin-bottom: 22px; }
.contact-list a, .contact-list span { color: var(--ink); font-size: 16px; font-weight: 700; line-height: 1.45; }
.contact-list a { color: var(--teal-deep); text-decoration: underline; text-underline-offset: 3px; }

.demos-section { padding-top: 58px; }
.demos-section .section-heading { margin-bottom: 42px; }
.demo-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
.demo-card { overflow: hidden; border: 1px solid var(--line); border-radius: 5px; background: #fff; box-shadow: 0 12px 30px rgba(12, 44, 57, 0.06); }
.tutorial-video { display: block; width: 100%; aspect-ratio: 16 / 9; background: var(--ink); }
.demo-placeholder { display: grid; min-height: 260px; aspect-ratio: 16 / 9; place-items: center; align-content: center; gap: 10px; background: linear-gradient(135deg, #0c2c39, #174f5a); color: #f2fbf8; }
.demo-placeholder-warm { background: linear-gradient(135deg, #153a49, #6b5439); }
.demo-play { display: grid; width: 54px; height: 54px; place-items: center; border: 1px solid rgba(255,255,255,0.3); border-radius: 50%; background: rgba(20,125,120,0.9); color: #fff; font-size: 18px; padding-left: 3px; }
.demo-placeholder-label { font-size: 16px; font-weight: 700; }
.demo-placeholder-note { color: rgba(242,251,248,0.64); font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; }
.demo-card-body { display: grid; gap: 8px; padding: 21px 24px 25px; }
.demo-card-body h3 { margin: 0; color: var(--ink); font-size: 22px; letter-spacing: -0.04em; }
.demo-card-body p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.6; }

.statement-section { display: grid; grid-template-columns: 80px minmax(0, 1fr) 280px; gap: 34px; align-items: start; padding-top: 72px; padding-bottom: 125px; }
.statement-mark { color: var(--gold); font-family: Georgia, serif; font-size: 120px; line-height: 0.72; }
.statement-section h2 { margin-bottom: 0; font-size: clamp(2.3rem, 4vw, 4rem); }
.statement-aside { padding-top: 42px; }
.statement-aside p { margin-bottom: 24px; color: var(--muted); font-size: 15px; line-height: 1.65; }
.text-link-dark { color: var(--ink); }

.downloads-section { display: grid; width: min(1240px, 100%); max-width: 1240px; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: 80px; align-items: center; margin: 0 auto; padding: 76px 40px; background: var(--ink); color: #f2fbf8; }
.downloads-section h2 { max-width: 600px; margin-bottom: 21px; color: #f2fbf8; font-size: clamp(2.45rem, 3.9vw, 4rem); }
.download-copy > p:last-child { max-width: 470px; margin-bottom: 0; color: rgba(237, 248, 245, 0.64); font-size: 17px; line-height: 1.65; }
.download-options { display: grid; gap: 16px; }
.download-card { border: 1px solid rgba(20, 125, 120, 0.3); border-radius: 5px; padding: 28px 29px 30px; background: rgba(21, 58, 73, 0.72); }
.download-card-update { border-color: rgba(205, 168, 91, 0.42); }
.download-card-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 27px; }
.download-icon { display: grid; width: 48px; height: 48px; place-items: center; border-radius: 50%; background: rgba(20, 125, 120, 0.14); color: var(--teal); }
.download-icon svg { width: 23px; height: 23px; }
.coming-soon { color: var(--gold); font-size: 11px; font-weight: 800; letter-spacing: 0.14em; }
.download-card h3 { margin-bottom: 12px; color: #f2fbf8; font-size: 24px; letter-spacing: -0.04em; }
.download-card p { min-height: 53px; margin-bottom: 25px; color: rgba(237, 248, 245, 0.62); font-size: 14px; line-height: 1.6; }
.download-card .download-checksum { min-height: 0; margin: 11px 0 0; color: rgba(237, 248, 245, 0.48); font-size: 10px; line-height: 1.5; overflow-wrap: anywhere; }
.download-checksum code { color: rgba(237, 248, 245, 0.62); font-family: ui-monospace, Consolas, monospace; font-size: inherit; }
.button-disabled { width: 100%; border-color: rgba(255,255,255,0.18); background: transparent; color: rgba(237, 248, 245, 0.46); cursor: not-allowed; }

.site-footer { display: flex; align-items: center; justify-content: space-between; max-width: 1160px; margin: 0 auto; padding: 30px 0 34px; color: var(--muted); font-size: 12px; }
.tutorials-page { min-height: calc(100vh - 120px); padding-top: 112px; }
.tutorials-section { width: min(1280px, calc(100vw - 48px)); max-width: none; padding-top: 40px; }
.tutorials-section .section-heading { margin-bottom: 50px; }
.tutorial-carousel { width: 100%; isolation: isolate; padding: 18px; border: 1px solid transparent; border-radius: 26px; background: linear-gradient(rgba(8, 37, 49, 0.9), rgba(8, 37, 49, 0.9)) padding-box, linear-gradient(135deg, rgba(117, 216, 207, 0.72), rgba(245, 185, 113, 0.44), rgba(117, 216, 207, 0.18)) border-box; box-shadow: 0 28px 65px rgba(0, 0, 0, 0.28), inset 0 1px 0 rgba(255,255,255,0.08); }
.tutorial-carousel-stage { display: flex; align-items: center; gap: 20px; }
.tutorial-carousel-viewport { min-width: 0; flex: 1; overflow: hidden; border: 1px solid rgba(255, 255, 255, 0.14); border-radius: 18px; padding: 7px; background: rgba(2, 15, 23, 0.72); box-shadow: inset 0 0 0 1px rgba(117, 216, 207, 0.08), inset 0 0 34px rgba(0, 0, 0, 0.22); }
.tutorial-carousel-track { display: flex; transition: transform 420ms ease; will-change: transform; }
.tutorial-slide { min-width: 100%; margin: 0; border: 0; border-radius: 13px; background: #fff; box-shadow: 0 16px 32px rgba(0, 0, 0, 0.26); }
.tutorials-grid h2, .tutorial-slide h2 { margin: 0; color: var(--ink); font-size: 22px; letter-spacing: -0.04em; }
.tutorial-carousel-control { display: grid; flex: 0 0 58px; width: 58px; height: 58px; place-items: center; border: 1px solid rgba(117, 216, 207, 0.52); border-radius: 18px; background: linear-gradient(145deg, rgba(20, 125, 120, 0.38), rgba(20, 125, 120, 0.12)); color: #f2fbf8; font-size: 39px; line-height: 1; cursor: pointer; box-shadow: 0 12px 25px rgba(0, 0, 0, 0.22), inset 0 1px 0 rgba(255,255,255,0.16); transition: background 180ms ease, border-color 180ms ease, transform 180ms ease, box-shadow 180ms ease; }
.tutorial-carousel-control:hover { border-color: #75d8cf; background: linear-gradient(145deg, #1c918b, #147d78); box-shadow: 0 16px 30px rgba(0, 0, 0, 0.28), 0 0 0 5px rgba(117, 216, 207, 0.1); transform: translateY(-2px) scale(1.05); }
.tutorial-carousel-control:active { transform: translateY(0) scale(0.98); }
.tutorial-carousel-control:focus-visible, .tutorial-carousel-dot:focus-visible, .tutorial-carousel:focus-visible { outline: 3px solid #f1c878; outline-offset: 4px; }
.tutorial-carousel-footer { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 21px 6px 1px; }
.tutorial-carousel-caption { margin: 0; color: rgba(237, 248, 245, 0.72); font-size: 14px; font-weight: 700; }
.tutorial-carousel-dots { display: flex; align-items: center; gap: 9px; }
.tutorial-carousel-dot { width: 34px; height: 6px; border: 0; border-radius: 999px; padding: 0; background: rgba(237, 248, 245, 0.28); cursor: pointer; transition: width 180ms ease, background 180ms ease; }
.tutorial-carousel-dot.is-active { width: 54px; background: #75d8cf; }
.tutorial-carousel .demo-card-body { padding: 27px 32px 31px; }
.tutorial-carousel .tutorial-video { width: 100%; height: auto; min-height: 0; aspect-ratio: 16 / 9; border-radius: 8px; object-fit: contain; }
.brand-footer { color: var(--ink); }
.brand-footer .brand-mark { border-color: var(--teal-deep); color: var(--teal-deep); }
.brand-footer .brand-name strong { color: var(--teal-deep); }
.site-footer p { margin: 0; }
.footer-year { color: #8c9a9d; }

/* La página de tutoriales usa un fondo oscuro para separar el contenido
   principal de las tarjetas y evitar que el texto se pierda sobre blanco. */
.tutorials-body { background: #071c27; color: #eff9f7; }
.tutorials-body .tutorials-page {
  background:
    radial-gradient(circle at 50% 0%, rgba(20, 125, 120, 0.28), transparent 42%),
    #071c27;
}
.tutorials-body .tutorials-section h1 { color: #f2fbf8; }
.tutorials-body .tutorials-section .eyebrow-dark { color: #75d8cf; }
.tutorials-body .tutorials-section .section-intro { color: rgba(237, 248, 245, 0.72); }
.tutorials-body .demo-card {
  border-color: rgba(255, 255, 255, 0.16);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.22);
}
.tutorials-body .site-footer { color: rgba(237, 248, 245, 0.72); }
.tutorials-body .brand-footer { color: #eff9f7; }
.tutorials-body .brand-footer .brand-mark { border-color: #75d8cf; color: #75d8cf; }
.tutorials-body .brand-footer .brand-name strong { color: #75d8cf; }
.tutorials-body .footer-year { color: rgba(237, 248, 245, 0.5); }

.login-dialog { width: min(440px, calc(100% - 32px)); border: 0; border-radius: 6px; padding: 0; color: var(--text); box-shadow: 0 30px 80px rgba(12,44,57,0.26); }
.login-dialog::backdrop { background: rgba(3, 19, 27, 0.72); backdrop-filter: blur(6px); }
.dialog-inner { position: relative; padding: 42px; }
.dialog-close { position: absolute; top: 18px; right: 20px; width: 34px; height: 34px; border: 1px solid var(--line); border-radius: 50%; background: transparent; color: var(--muted); font-size: 24px; line-height: 1; cursor: pointer; }
.dialog-close:hover { background: var(--paper); color: var(--ink); }
.dialog-icon { display: grid; width: 52px; height: 52px; margin-bottom: 27px; place-items: center; border-radius: 50%; background: rgba(20, 125, 120, 0.14); color: var(--teal-deep); }
.dialog-icon svg { width: 25px; height: 25px; }
.login-dialog h2 { margin-bottom: 14px; font-size: 35px; }
.login-dialog p:not(.eyebrow) { margin-bottom: 28px; color: var(--muted); font-size: 15px; line-height: 1.65; }
.promo-video-dialog { width: min(1180px, calc(100% - 32px)); max-width: none; border: 1px solid rgba(117, 216, 207, 0.35); border-radius: 8px; padding: 0; background: #071c27; color: #f2fbf8; box-shadow: 0 30px 90px rgba(0,0,0,0.48); }
.promo-video-dialog::backdrop { background: rgba(3, 19, 27, 0.82); backdrop-filter: blur(7px); }
.promo-video-dialog-inner { position: relative; padding: 32px; }
.promo-video-dialog .dialog-close { border-color: rgba(255,255,255,0.24); color: #f2fbf8; }
.promo-video-dialog .dialog-close:hover { border-color: #75d8cf; background: rgba(20,125,120,0.28); color: #fff; }
.promo-video-dialog h2 { margin-bottom: 24px; color: #f2fbf8; font-size: clamp(2rem, 4vw, 3.4rem); }
.promo-video-player { display: block; width: 100%; aspect-ratio: 16 / 9; background: #000; object-fit: contain; }

@media (min-width: 1241px) {
  .downloads-section { border-radius: 5px 5px 0 0; }
}

@media (max-width: 900px) {
  .site-header { padding: 22px 24px; }
  .site-header.is-scrolled { padding: 14px 24px; }
  .hero { grid-template-columns: 1fr; min-height: auto; padding: 142px 24px 85px; }
  .hero-copy { max-width: 690px; }
  .hero-meta { margin-top: 55px; }
  .hero-visual { width: min(700px, 100%); min-height: 460px; margin: 0 auto; }
  .signal-bar, .section, .site-footer { margin-right: 24px; margin-left: 24px; }
  .section { padding-top: 86px; padding-bottom: 86px; }
  .tutorials-page { padding-top: 86px; }
  .tutorials-section { width: auto; max-width: none; }
  .section-heading-split { grid-template-columns: 1fr; gap: 10px; }
  .feature-grid { margin-top: 42px; }
  .demo-video-card { grid-template-columns: 1fr; }
  .statement-section { grid-template-columns: 55px minmax(0, 1fr); gap: 20px; }
  .statement-aside { grid-column: 2; padding-top: 0; }
  .pricing-contact-grid { grid-template-columns: 1fr; }
  .downloads-section { grid-template-columns: 1fr; gap: 45px; padding: 78px 24px; }
  .site-footer { gap: 20px; flex-wrap: wrap; }
}

@media (max-width: 640px) {
  body { font-size: 16px; }
  .brand-name { font-size: 10px; letter-spacing: 0.12em; }
  .site-nav { gap: 14px; font-size: 12px; }
  h1 { font-size: clamp(3.15rem, 15vw, 5rem); }
  .hero-lead { font-size: 17px; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 20px; }
  .hero-meta { align-items: flex-start; flex-direction: column; gap: 9px; }
  .meta-divider { display: none; }
  .hero-visual { min-height: 310px; margin-top: 25px; }
  .app-window-hero { top: 10%; left: 1%; width: 98%; }
  .visual-label { font-size: 10px; }
  .visual-label-top { top: 0; right: 0; }
  .visual-label-bottom { bottom: 0; left: 0; }
  .signal-bar { align-items: flex-start; flex-direction: column; gap: 11px; padding: 22px 0; font-size: 10px; }
  .signal-line { width: 30px; flex: none; }
  .section { margin-right: 18px; margin-left: 18px; padding-top: 70px; padding-bottom: 70px; }
  .tutorials-page { padding-top: 62px; }
  .tutorial-carousel { padding: 10px; border-radius: 20px; }
  .tutorial-carousel-stage { gap: 0; }
  .tutorial-carousel-viewport { border-radius: 14px; padding: 5px; }
  .tutorial-carousel-stage { position: relative; display: block; }
  .tutorial-carousel-control { position: absolute; z-index: 2; top: 50%; width: 48px; height: 48px; border-radius: 15px; transform: translateY(-50%); }
  .tutorial-carousel-control:hover { transform: translateY(-50%) scale(1.05); }
  .tutorial-carousel-control-prev { left: 14px; }
  .tutorial-carousel-control-next { right: 14px; }
  .tutorial-carousel .tutorial-video { min-height: 0; }
  .tutorial-carousel .demo-card-body { padding: 23px 23px 26px; }
  .tutorial-carousel-footer { align-items: flex-start; flex-direction: column; }
  h2 { font-size: clamp(2.45rem, 12vw, 3.5rem); }
  .feature-grid, .showcase-grid { grid-template-columns: 1fr; }
  .feature-card { min-height: 290px; }
  .showcase-section { padding-top: 18px; }
  .showcase-card-side { margin-top: 0; }
  .demo-video-section { padding-top: 18px; }
  .demo-video-visual { min-height: 230px; }
  .demo-video-copy { padding: 28px 24px; }
  .demo-placeholder { min-height: 210px; }
  .statement-section { display: block; padding-top: 38px; padding-bottom: 78px; }
  .statement-mark { margin-bottom: 23px; font-size: 92px; }
  .statement-aside { margin-top: 30px; }
  .pricing-contact-section { padding-top: 65px; padding-bottom: 65px; }
  .pricing-card, .contact-card { padding: 24px; }
  .promotion-note { align-items: flex-start; flex-direction: column; gap: 6px; }
  .downloads-section { padding: 65px 18px; }
  .site-footer { margin-right: 18px; margin-left: 18px; align-items: flex-start; flex-direction: column; }
  .dialog-inner { padding: 35px 27px 30px; }
  .promo-video-dialog-inner { padding: 28px 18px 18px; }
  .promo-video-dialog .dialog-close { top: 12px; right: 12px; }
  .promo-video-dialog h2 { margin-right: 38px; }
}

@media (max-width: 480px) {
  .site-header { padding: 18px; }
  .brand-name { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; }
}