/* zonChess premium visual refresh — 2026-07-22 */
:root {
  --pr-ink: #07111f;
  --pr-ink-2: #0c1a2c;
  --pr-panel: rgba(13, 29, 49, 0.86);
  --pr-panel-soft: rgba(255, 255, 255, 0.055);
  --pr-cyan: #27d4ff;
  --pr-blue: #2788ff;
  --pr-green: #4ee39a;
  --pr-gold: #f6c763;
  --pr-red: #ff496c;
  --pr-white: #f7fbff;
  --pr-muted: #a9bbce;
  --pr-line: rgba(153, 206, 255, 0.16);
  --pr-shadow: 0 30px 80px rgba(1, 10, 24, 0.24);
  --pr-radius-xl: 28px;
  --pr-radius-lg: 20px;
  --pr-radius-md: 14px;
  --pr-max: 1240px;
}

body.pr-site {
  background:
    radial-gradient(900px 520px at 86% -4%, rgba(39, 136, 255, 0.13), transparent 60%),
    radial-gradient(680px 460px at 8% 12%, rgba(39, 212, 255, 0.09), transparent 64%),
    #f5f8fc;
}

.pr-site .site-header {
  min-height: 68px;
  background: rgba(5, 13, 24, 0.9);
  border-bottom-color: rgba(108, 198, 255, 0.13);
  box-shadow: 0 16px 42px rgba(0, 9, 22, 0.18);
}

.pr-site .brand-lockup span {
  font-size: 1.03rem;
  letter-spacing: 0.02em;
}

.pr-site .nav a {
  color: #dbe9f5;
  font-weight: 700;
  text-decoration: none;
}

.pr-site .nav a:hover,
.pr-site .nav a[aria-current="page"] {
  color: var(--pr-cyan);
}

.pr-site .btn {
  border-radius: 12px;
  font-weight: 800;
  letter-spacing: 0.01em;
  box-shadow: none;
}

.pr-site .btn--primary {
  border-color: transparent;
  background: linear-gradient(135deg, #168cf5, #08b9dc);
  color: #fff;
  box-shadow: 0 12px 30px rgba(3, 145, 226, 0.24);
}

.pr-site .btn--primary:hover {
  background: linear-gradient(135deg, #087adb, #00a8c9);
  transform: translateY(-1px);
  color: #fff;
}

.pr-site .btn--ghost {
  background: rgba(255, 255, 255, 0.7);
  border-color: rgba(15, 92, 151, 0.18);
  color: #0b3f67;
}

.pr-site .btn--ghost:hover {
  background: #fff;
  border-color: rgba(2, 132, 199, 0.4);
  color: #075985;
}

.pr-subpage-hero .btn--ghost,
.pr-cta-band .btn--ghost,
.pr-dark-stage .btn--ghost,
.pr-section--dark .btn--ghost {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.35);
  color: #e8f4ff;
}

.pr-subpage-hero .btn--ghost:hover,
.pr-cta-band .btn--ghost:hover,
.pr-dark-stage .btn--ghost:hover,
.pr-section--dark .btn--ghost:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.55);
  color: #fff;
}

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

.pr-dark-stage {
  position: relative;
  overflow: hidden;
  color: var(--pr-white);
  background:
    radial-gradient(700px 500px at 85% 22%, rgba(26, 169, 235, 0.18), transparent 60%),
    radial-gradient(600px 400px at 15% 12%, rgba(22, 89, 180, 0.22), transparent 65%),
    linear-gradient(145deg, #050c16, #09182a 54%, #06111f);
}

.pr-dark-stage::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.26;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: linear-gradient(to bottom, #000, transparent 80%);
}

.pr-hero {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(440px, 1.05fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
  min-height: 650px;
  padding: clamp(4rem, 8vw, 7rem) 0 clamp(3.3rem, 6vw, 5rem);
}

.pr-hero--home {
  min-height: auto;
  align-items: start;
  gap: clamp(1.5rem, 3.5vw, 3.25rem);
  padding: clamp(3.25rem, 6vw, 5rem) 0 clamp(2.75rem, 5vw, 4rem);
}

.pr-hero--home > div:first-child {
  padding-top: 0.35rem;
}

.pr-hero--home .pr-brand-mark {
  display: block;
  width: min(220px, 62vw);
  height: auto;
  margin: 0 0 1rem;
  border-radius: 0;
}

.pr-kicker,
.pr-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0 0 1rem;
  color: var(--pr-cyan);
  font-family: var(--font-display);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.pr-kicker::before,
.pr-eyebrow::before {
  content: "";
  width: 30px;
  height: 1px;
  background: currentColor;
  box-shadow: 0 0 16px currentColor;
}

.pr-hero h1 {
  max-width: 800px;
  margin: 0;
  color: #fff;
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5vw, 4.6rem);
  line-height: 1.03;
  letter-spacing: -0.035em;
}

.pr-hero--home h1 {
  max-width: 22em;
  font-size: clamp(1.55rem, 2.6vw, 2.35rem);
  line-height: 1.22;
  letter-spacing: -0.02em;
  font-weight: 700;
}

.pr-hero h1 em {
  font-style: normal;
  color: transparent;
  background: linear-gradient(90deg, #67e8f9, #48a9ff 55%, #88f1c0);
  -webkit-background-clip: text;
  background-clip: text;
}

.pr-hero__lede {
  max-width: 660px;
  margin: 1.35rem 0 0;
  color: #c5d4e2;
  font-size: clamp(1.04rem, 1.6vw, 1.22rem);
  line-height: 1.7;
}

.pr-hero--home .pr-hero__lede {
  max-width: 38em;
  margin-top: 0.95rem;
  font-size: clamp(0.98rem, 1.35vw, 1.08rem);
  line-height: 1.6;
}

.pr-hero--home .pr-hero__actions {
  margin-top: 1.25rem;
}

.pr-hero--home .pr-hero__trust {
  margin-top: 1.15rem;
  gap: 0.55rem 1rem;
}

.pr-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.65rem;
}

.pr-hero__actions .btn {
  min-height: 48px;
  padding-inline: 1.3rem;
}

.pr-hero__trust {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 1.2rem;
  margin-top: 1.6rem;
  color: #b7c9d9;
  font-size: 0.94rem;
}

.pr-hero__trust span {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.pr-hero__trust span::before {
  content: "✓";
  display: grid;
  place-items: center;
  width: 1.25rem;
  height: 1.25rem;
  border-radius: 999px;
  color: #07111f;
  background: var(--pr-green);
  font-size: 0.72rem;
  font-weight: 900;
}

.pr-product-stage {
  position: relative;
  isolation: isolate;
  padding: 0 0 0.35rem;
}

.pr-product-stage::before {
  content: "";
  position: absolute;
  inset: 12% 6% -6% 18%;
  z-index: 0;
  border-radius: 50%;
  filter: blur(60px);
  background: rgba(23, 169, 236, 0.18);
  pointer-events: none;
}

.pr-product-window {
  position: relative;
  z-index: 1;
  overflow: hidden;
  border: 1px solid rgba(137, 211, 255, 0.24);
  border-radius: var(--pr-radius-xl);
  background: #081321;
  box-shadow: 0 28px 60px rgba(0, 0, 0, 0.42);
  transform: perspective(1200px) rotateY(-2.5deg) rotateX(1deg);
}

.pr-product-window img,
.pr-product-window video {
  width: 100%;
  height: auto;
  border-radius: 0;
}

.pr-product-window__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 46px;
  padding: 0.65rem 0.9rem;
  color: #b8cadb;
  background: #07111d;
  border-bottom: 1px solid rgba(255,255,255,.08);
  font-size: 0.8rem;
  font-weight: 700;
}

.pr-dots {
  display: inline-flex;
  gap: 0.35rem;
}

.pr-dots i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #375168;
}

.pr-dots i:first-child { background: #ff647b; }
.pr-dots i:nth-child(2) { background: #ffc85a; }
.pr-dots i:nth-child(3) { background: #52d99a; }

.pr-floating-card {
  position: relative;
  z-index: 2;
  max-width: none;
  margin-top: 0.85rem;
  padding: 0.85rem 1rem;
  border: 1px solid rgba(132, 211, 255, 0.22);
  border-radius: 14px;
  color: #eaf6ff;
  background: rgba(6, 21, 36, 0.92);
  box-shadow: 0 14px 32px rgba(0,0,0,.28);
  backdrop-filter: blur(15px);
}

.pr-floating-card strong {
  display: block;
  margin-bottom: 0.2rem;
  color: var(--pr-green);
  font-family: var(--font-display);
  font-size: 0.82rem;
}

.pr-floating-card span {
  color: #b8cad8;
  font-size: 0.86rem;
  line-height: 1.35;
}

.pr-proof-strip {
  position: relative;
  z-index: 3;
  margin-top: -1px;
  color: #dcebf8;
  background: #07111e;
  border-top: 1px solid rgba(255,255,255,.07);
  border-bottom: 1px solid rgba(255,255,255,.07);
}

.pr-proof-strip__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.pr-proof-item {
  padding: 1.05rem 1.25rem;
  border-right: 1px solid rgba(255,255,255,.08);
}
.pr-proof-item:last-child { border-right: 0; }
.pr-proof-item strong {
  display: block;
  color: #fff;
  font-family: var(--font-display);
  font-size: 0.82rem;
}
.pr-proof-item span {
  color: #8fa8bc;
  font-size: 0.82rem;
}

.pr-section {
  padding: clamp(3.5rem, 7vw, 6.5rem) 0;
}

.pr-section--soft {
  background: linear-gradient(180deg, rgba(229, 240, 250, 0.45), rgba(245, 248, 252, 0));
}

.pr-section--dark {
  color: var(--pr-white);
  background: linear-gradient(145deg, #07111f, #0a1c30);
}

.pr-section-head {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 0.55fr);
  gap: 2rem;
  align-items: end;
  margin-bottom: 2rem;
}

.pr-section-head--center {
  display: block;
  max-width: 760px;
  margin: 0 auto 2.2rem;
  text-align: center;
}

.pr-section-head--center .pr-eyebrow { justify-content: center; }

.pr-section-head h2 {
  margin: 0;
  color: #0a1a2b;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.3vw, 3rem);
  line-height: 1.13;
  letter-spacing: -0.025em;
}

.pr-section--dark .pr-section-head h2 { color: #fff; }

.pr-section-head p {
  margin: 0;
  color: #62758a;
  line-height: 1.65;
}
.pr-section--dark .pr-section-head p { color: #a9bfd2; }

.pr-grid-3,
.pr-grid-4 {
  display: grid;
  gap: 1rem;
}
.pr-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.pr-grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.pr-card {
  position: relative;
  overflow: hidden;
  min-width: 0;
  padding: 1.35rem;
  border: 1px solid rgba(32, 93, 140, 0.12);
  border-radius: var(--pr-radius-lg);
  background: rgba(255,255,255,.9);
  box-shadow: 0 16px 45px rgba(16, 63, 96, 0.08);
}

.pr-card--dark {
  color: #eaf5ff;
  border-color: var(--pr-line);
  background: linear-gradient(145deg, rgba(15, 37, 60, 0.95), rgba(7, 21, 36, 0.95));
  box-shadow: 0 20px 50px rgba(0,0,0,.18);
}

.pr-card h3 {
  margin: 0.7rem 0 0.45rem;
  color: #0e263a;
  font-family: var(--font-display);
  font-size: 1.03rem;
  line-height: 1.35;
}
.pr-card--dark h3 { color: #fff; }
.pr-card p { margin: 0; color: #6a7d90; line-height: 1.55; font-size: 0.96rem; }
.pr-card--dark p { color: #a9bdce; }

.pr-icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 13px;
  color: #007da5;
  background: linear-gradient(145deg, #d9f8ff, #eaf6ff);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 800;
}
.pr-card--dark .pr-icon {
  color: var(--pr-cyan);
  background: rgba(39, 212, 255, 0.1);
  border: 1px solid rgba(39, 212, 255, 0.18);
}

.pr-media-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 1rem;
}

.pr-media-card {
  position: relative;
  overflow: hidden;
  min-height: 300px;
  border: 1px solid rgba(31, 102, 151, 0.12);
  border-radius: var(--pr-radius-xl);
  background: #07111e;
  box-shadow: var(--pr-shadow);
}

.pr-media-card--tall { grid-row: span 2; }
.pr-media-card img,
.pr-media-card video {
  width: 100%;
  height: 100%;
  min-height: inherit;
  object-fit: cover;
  border-radius: 0;
}

.pr-media-card__caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 4rem 1.35rem 1.25rem;
  color: #fff;
  background: linear-gradient(transparent, rgba(3, 12, 23, 0.94));
}

.pr-media-card__caption strong {
  display: block;
  font-family: var(--font-display);
  font-size: 0.92rem;
}
.pr-media-card__caption span {
  color: #b5cadb;
  font-size: 0.88rem;
}

.pr-real-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.7rem;
  border-radius: 999px;
  color: #dffef0;
  background: rgba(3, 101, 67, 0.82);
  border: 1px solid rgba(132, 255, 198, 0.24);
  backdrop-filter: blur(10px);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.pr-featured-product {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(2rem, 4vw, 4rem);
  align-items: center;
  padding: clamp(1.5rem, 4vw, 3rem);
  border: 1px solid rgba(24, 121, 181, 0.14);
  border-radius: 30px;
  background:
    radial-gradient(420px 260px at 0% 0%, rgba(48, 207, 255, 0.12), transparent 70%),
    #fff;
  box-shadow: 0 30px 70px rgba(18, 71, 108, 0.11);
}

.pr-featured-product__logo {
  width: min(270px, 68vw);
  margin: auto;
}

.pr-featured-product h2 {
  margin: 0.6rem 0;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 3rem);
}

.pr-featured-product p { color: #62778b; }

.pr-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1rem 0 1.4rem;
}
.pr-tag-list span {
  padding: 0.42rem 0.7rem;
  border: 1px solid rgba(0, 138, 194, 0.13);
  border-radius: 999px;
  color: #075e80;
  background: #edfbff;
  font-size: 0.82rem;
  font-weight: 800;
}

.pr-story-band {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}

.pr-story-band__visual {
  position: relative;
}
.pr-story-band__visual img {
  width: 100%;
  border-radius: 26px;
  box-shadow: var(--pr-shadow);
}
.pr-story-band__copy h2 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.4vw, 3rem);
  line-height: 1.13;
}
.pr-story-band__copy p { color: #65798d; }
.pr-quote {
  margin: 1.4rem 0 0;
  padding: 1rem 1.1rem;
  border-left: 3px solid var(--pr-cyan);
  color: #213c52;
  background: #eefaff;
  border-radius: 0 12px 12px 0;
  font-weight: 700;
}

.pr-step-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.85rem;
  counter-reset: pr-step;
}
.pr-step {
  counter-increment: pr-step;
  position: relative;
  padding: 1.25rem;
  border: 1px solid rgba(135, 205, 250, 0.14);
  border-radius: 18px;
  background: rgba(255,255,255,.05);
}
.pr-step::before {
  content: counter(pr-step, decimal-leading-zero);
  display: block;
  margin-bottom: 0.8rem;
  color: var(--pr-cyan);
  font-family: var(--font-display);
  font-weight: 700;
}
.pr-step h3 { margin: 0 0 0.35rem; color: #fff; font-family: var(--font-display); font-size: 1rem; }
.pr-step p { margin: 0; color: #a9bfd2; font-size: 0.9rem; }

.pr-video-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}
.pr-video-card {
  overflow: hidden;
  border: 1px solid rgba(27, 97, 146, 0.13);
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 18px 50px rgba(17, 64, 98, 0.1);
}
.pr-video-card video {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: #06101c;
}
.pr-video-card__body { padding: 1.05rem 1.15rem 1.2rem; }
.pr-video-card__body h3 { margin: 0 0 0.35rem; font-family: var(--font-display); font-size: 1rem; }
.pr-video-card__body p { margin: 0; color: #6b7f92; font-size: 0.92rem; }

.pr-blog-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}
.pr-blog-card {
  overflow: hidden;
  color: inherit;
  border: 1px solid rgba(32, 93, 140, 0.12);
  border-radius: 19px;
  background: #fff;
  box-shadow: 0 16px 42px rgba(20, 72, 108, 0.08);
  transition: transform .2s ease, box-shadow .2s ease;
}
.pr-blog-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 54px rgba(20, 72, 108, 0.14);
  text-decoration: none;
}
.pr-blog-card img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 0;
}
.pr-blog-card__body { padding: 1.05rem 1.1rem 1.25rem; }
.pr-blog-card__body small { color: #0785ac; font-weight: 800; text-transform: uppercase; letter-spacing: .06em; }
.pr-blog-card__body h3 { margin: .45rem 0 .4rem; color: #0f263a; font-family: var(--font-display); font-size: 1rem; line-height: 1.35; }
.pr-blog-card__body p { margin: 0; color: #718397; font-size: .9rem; }

.pr-cta-band {
  position: relative;
  overflow: hidden;
  padding: clamp(2rem, 5vw, 3.5rem);
  border-radius: 28px;
  color: #fff;
  background:
    radial-gradient(400px 260px at 95% 0%, rgba(56, 219, 255, .25), transparent 70%),
    linear-gradient(135deg, #071421, #0b2a45);
  box-shadow: var(--pr-shadow);
}
.pr-cta-band h2 { margin: 0 0 .55rem; font-family: var(--font-display); font-size: clamp(1.5rem, 3vw, 2.4rem); }
.pr-cta-band p { max-width: 680px; margin: 0; color: #b9cedf; }
.pr-cta-band .pr-hero__actions { margin-top: 1.2rem; }

/* Subpages */
.pr-subpage-main {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
  padding-bottom: 5rem;
}

.pr-subpage-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, .7fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
  margin: 1.5rem 0 2rem;
  padding: clamp(2rem, 5vw, 4rem);
  border-radius: 28px;
  color: #fff;
  background:
    radial-gradient(500px 300px at 90% 10%, rgba(42, 201, 255, .2), transparent 66%),
    linear-gradient(145deg, #06111f, #0c2540);
  box-shadow: var(--pr-shadow);
}
.pr-subpage-hero h1 { margin: 0; color: #fff; font-family: var(--font-display); font-size: clamp(2rem, 4vw, 3.45rem); line-height: 1.08; }
.pr-subpage-hero p { margin: 1rem 0 0; color: #bad0e1; max-width: 700px; }
.pr-subpage-hero img {
  width: 100%;
  max-height: 340px;
  object-fit: cover;
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,.12);
  box-shadow: 0 22px 55px rgba(0,0,0,.3);
}

.pr-subpage-main > .feature-block,
.pr-subpage-main > .usecase-block,
.pr-subpage-main > .slide-stack,
.pr-subpage-main > .callout-site,
.pr-subpage-main > .numbered-guide,
.pr-subpage-main > h2,
.pr-subpage-main > ul,
.pr-subpage-main > p:not(.section__more) {
  max-width: 920px;
  margin-left: auto;
  margin-right: auto;
}

.pr-subpage-main .feature-block,
.pr-subpage-main .usecase-block,
.pr-subpage-main .slide-stack,
.pr-subpage-main .callout-site {
  margin-top: 1rem;
  padding: clamp(1.25rem, 3vw, 2rem);
  border: 1px solid rgba(30, 99, 148, .12);
  border-radius: 20px;
  background: rgba(255,255,255,.92);
  box-shadow: 0 14px 38px rgba(20, 67, 100, .07);
}

.pr-subpage-main .feature-block h2,
.pr-subpage-main .usecase-block h2,
.pr-subpage-main .slide-stack h2,
.pr-subpage-main > h2 {
  color: #0f2a40;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.3vw, 1.7rem);
}

.pr-subpage-main ul li::marker,
.pr-subpage-main ol li::marker { color: #0789b3; font-weight: 800; }

.pr-subpage-main .numbered-guide {
  display: grid;
  gap: .8rem;
  padding-left: 0;
  list-style: none;
  counter-reset: setup;
}
.pr-subpage-main .numbered-guide > li {
  counter-increment: setup;
  position: relative;
  padding: 1.2rem 1.3rem 1.2rem 4.2rem;
  border: 1px solid rgba(30, 99, 148, .12);
  border-radius: 17px;
  background: #fff;
  box-shadow: 0 12px 32px rgba(20, 67, 100, .06);
}
.pr-subpage-main .numbered-guide > li::before {
  content: counter(setup);
  position: absolute;
  left: 1.1rem;
  top: 1.05rem;
  display: grid;
  place-items: center;
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 12px;
  color: #fff;
  background: linear-gradient(135deg, #168cf5, #08b9dc);
  font-family: var(--font-display);
  font-size: .8rem;
}

.pr-site .site-footer {
  background:
    radial-gradient(600px 250px at 10% 0%, rgba(31, 162, 230, 0.12), transparent 70%),
    #07111e;
}

/* Blog index polish */
.pr-site .blog-page {
  width: min(1180px, calc(100% - 2rem));
  max-width: none;
}
.pr-site .blog-hero,
.pr-site .blog-featured,
.pr-site .blog-library {
  border-radius: 24px;
}
.pr-site .blog-hero {
  overflow: hidden;
  color: #fff;
  background:
    radial-gradient(500px 300px at 90% 0%, rgba(49, 209, 255, .23), transparent 70%),
    linear-gradient(145deg, #06111e, #0b2945);
  box-shadow: var(--pr-shadow);
}
.pr-site .blog-hero h1,
.pr-site .blog-hero h2 { color: #fff; }
.pr-site .blog-hero p { color: #bdd2e2; }
.pr-site .blog-featured,
.pr-site .blog-library { box-shadow: 0 16px 45px rgba(17, 67, 101, .08); }

@media (max-width: 1040px) {
  .pr-hero { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .pr-grid-4, .pr-step-grid { grid-template-columns: repeat(2, 1fr); }
  .pr-proof-strip__grid { grid-template-columns: repeat(2, 1fr); }
  .pr-proof-item:nth-child(2) { border-right: 0; }
  .pr-proof-item:nth-child(-n+2) { border-bottom: 1px solid rgba(255,255,255,.08); }
}

@media (max-width: 820px) {
  .pr-hero,
  .pr-featured-product,
  .pr-story-band,
  .pr-section-head,
  .pr-subpage-hero,
  .pr-media-grid { grid-template-columns: 1fr; }
  .pr-hero { min-height: auto; padding-top: 3.5rem; }
  .pr-product-stage { max-width: 680px; }
  .pr-product-window { transform: none; }
  .pr-grid-3, .pr-blog-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .pr-subpage-hero img { max-height: 280px; }
}

@media (max-width: 620px) {
  .pr-shell,
  .pr-subpage-main,
  .pr-site .blog-page { width: min(100% - 1.15rem, var(--pr-max)); }
  .pr-hero h1 { font-size: clamp(2rem, 11vw, 3.25rem); }
  .pr-hero--home h1 { font-size: clamp(1.45rem, 6.5vw, 1.95rem); }
  .pr-hero__actions { flex-direction: column; }
  .pr-hero__actions .btn { width: 100%; justify-content: center; }
  .pr-proof-strip__grid,
  .pr-grid-3,
  .pr-grid-4,
  .pr-blog-grid,
  .pr-step-grid,
  .pr-video-grid { grid-template-columns: 1fr; }
  .pr-proof-item { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.08); }
  .pr-proof-item:last-child { border-bottom: 0; }
  .pr-media-card { min-height: 240px; }
  .pr-section { padding: 3.2rem 0; }
  .pr-subpage-hero { padding: 1.5rem; border-radius: 22px; }
}

@media (prefers-reduced-motion: reduce) {
  .pr-product-window { transform: none; }
  .pr-blog-card { transition: none; }
}

/* ===== Hero product slider (fits premium layout) ===== */
.pr-product-stage .zc-slider,
.pr-shell .zc-slider.pr-slider {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  aspect-ratio: 16 / 10;
  border-radius: 18px;
  overflow: hidden;
  background: #020817;
  border: 1px solid rgba(153, 206, 255, 0.18);
  box-shadow: var(--pr-shadow);
}
.pr-product-window--slider {
  position: relative;
  z-index: 1;
  padding: 0;
  overflow: hidden;
  transform: none;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.38);
}
.pr-product-window--slider .pr-product-window__bar {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 4;
  border-radius: 18px 18px 0 0;
  background: rgba(5, 12, 22, 0.72);
  backdrop-filter: blur(8px);
}
.pr-product-window--slider .zc-slider {
  border: 0;
  border-radius: 18px;
  box-shadow: none;
}
.pr-product-stage .zc-slider__track,
.pr-slider .zc-slider__track {
  position: absolute;
  inset: 0;
}
.pr-product-stage .zc-slide,
.pr-slider .zc-slide {
  position: absolute;
  inset: 0;
  margin: 0;
  opacity: 0;
  transition: opacity 0.55s ease;
  pointer-events: none;
}
.pr-product-stage .zc-slide.is-active,
.pr-slider .zc-slide.is-active {
  opacity: 1;
  pointer-events: auto;
  z-index: 1;
}
.pr-product-stage .zc-slide img,
.pr-slider .zc-slide img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: center;
  border-radius: 0;
}
.pr-product-stage .zc-slide__cap,
.pr-slider .zc-slide__cap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  margin: 0;
  padding: 2.4rem 1rem 0.85rem;
  background: linear-gradient(transparent, rgba(2, 8, 20, 0.9));
  color: #e8f3ff;
  font-weight: 700;
  font-size: 0.92rem;
}
.pr-product-stage .zc-slider__dots,
.pr-slider .zc-slider__dots {
  position: absolute;
  z-index: 3;
  left: 50%;
  bottom: 2.55rem;
  transform: translateX(-50%);
  display: flex;
  gap: 0.4rem;
}
.pr-product-stage .zc-slider__dots button,
.pr-slider .zc-slider__dots button {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 999px;
  border: 0;
  padding: 0;
  background: rgba(255, 255, 255, 0.4);
  cursor: pointer;
}
.pr-product-stage .zc-slider__dots button.is-active,
.pr-slider .zc-slider__dots button.is-active {
  width: 1.25rem;
  background: var(--pr-cyan);
}
.pr-product-stage .zc-slider__btn,
.pr-slider .zc-slider__btn {
  position: absolute;
  z-index: 3;
  top: 52%;
  transform: translateY(-50%);
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 999px;
  border: 0;
  background: rgba(5, 12, 22, 0.62);
  color: #fff;
  font-size: 1.3rem;
  line-height: 1;
  cursor: pointer;
}
.pr-product-stage .zc-slider__btn--prev,
.pr-slider .zc-slider__btn--prev { left: 0.6rem; }
.pr-product-stage .zc-slider__btn--next,
.pr-slider .zc-slider__btn--next { right: 0.6rem; }

.pr-demo-live {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 1.25rem;
  align-items: start;
}
.pr-demo-live .yt-lite {
  margin: 0;
  border-radius: 18px;
  border: 1px solid var(--pr-line);
  box-shadow: var(--pr-shadow);
}
.pr-demo-live__aside {
  background: #fff;
  border: 1px solid rgba(15, 92, 151, 0.12);
  border-radius: 18px;
  padding: 1.25rem 1.35rem;
  box-shadow: 0 16px 40px rgba(17, 67, 101, 0.07);
}
.pr-demo-live__aside h3 {
  margin: 0 0 0.55rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--pr-ink);
}
.pr-demo-live__aside p {
  margin: 0 0 0.85rem;
  color: #51657a;
  line-height: 1.55;
}
.pr-demo-live__aside ul {
  margin: 0 0 1rem;
  padding-left: 1.1rem;
  color: #3f556b;
  display: grid;
  gap: 0.35rem;
}
.pr-glance-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.85rem;
}
.pr-glance-card {
  position: relative;
  overflow: hidden;
  border-radius: 16px;
  aspect-ratio: 4 / 3;
  border: 1px solid rgba(15, 92, 151, 0.12);
  box-shadow: 0 12px 30px rgba(17, 67, 101, 0.08);
  text-decoration: none;
  color: #fff;
}
.pr-glance-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 0;
  transition: transform 0.35s ease;
}
.pr-glance-card:hover img { transform: scale(1.04); }
.pr-glance-card span {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 1.6rem 0.8rem 0.7rem;
  background: linear-gradient(transparent, rgba(5, 12, 22, 0.9));
  font-weight: 800;
  font-size: 0.9rem;
}

@media (max-width: 900px) {
  .pr-demo-live { grid-template-columns: 1fr; }
  .pr-glance-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  .pr-glance-grid { grid-template-columns: 1fr; }
}

/* ===== Final pre-launch refinements ===== */
.pr-site .brand-lockup img,
.pr-site .site-footer__brand img {
  filter: drop-shadow(0 4px 12px rgba(34, 206, 255, .22));
}

.pr-hero--home .pr-brand-mark {
  width: min(190px, 52vw);
  max-height: 180px;
  object-fit: contain;
  object-position: left center;
  margin-bottom: .8rem;
  filter: drop-shadow(0 20px 30px rgba(0,0,0,.24));
}

.chesszcam-product-logo {
  display: block;
  width: min(190px, 48vw);
  max-height: 150px;
  object-fit: contain;
  object-position: left center;
  margin: 0 0 .75rem;
  border-radius: 0;
  filter: drop-shadow(0 16px 24px rgba(0,0,0,.26));
}

.article__banner {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: center;
}

.home-journey-preview {
  overflow: hidden;
}

.journey-preview-card {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: 0;
  overflow: hidden;
  border: 1px solid rgba(15, 92, 151, .14);
  border-radius: 24px;
  background: #071421;
  box-shadow: 0 26px 70px rgba(17, 67, 101, .12);
  color: #fff;
  text-decoration: none;
}

.journey-preview-card:hover {
  color: #fff;
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: 0 30px 75px rgba(17, 67, 101, .18);
}

.journey-preview-card img {
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
  border-radius: 0;
}

.journey-preview-card > div {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(1.5rem, 4vw, 3rem);
  background:
    radial-gradient(480px 260px at 100% 0%, rgba(39, 136, 255, .14), transparent 62%),
    #071421;
}

.journey-preview-card strong {
  color: var(--pr-cyan);
  font-family: var(--font-display);
  font-size: .78rem;
  letter-spacing: .11em;
  text-transform: uppercase;
}

.journey-preview-card h3 {
  margin: .75rem 0 .8rem;
  color: #fff;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 2.2rem);
  line-height: 1.18;
}

.journey-preview-card p {
  color: #bed0df;
  line-height: 1.65;
}

.journey-preview-card span {
  margin-top: 1rem;
  color: #7de7ff;
  font-weight: 800;
}

/* Project journey page */
.journey-hero__inner {
  margin-top: 0;
}

.journey-hero__inner h1 {
  margin: 0;
  color: #fff;
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 3.8vw, 3.1rem);
  line-height: 1.12;
  letter-spacing: -0.025em;
}

.journey-hero__inner > div > p:not(.pr-kicker) {
  margin: 1rem 0 0;
  color: #c5d4e2;
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.5vw, 1.12rem);
  line-height: 1.65;
  max-width: 42em;
}

.journey-hero__inner > img {
  min-height: 320px;
  object-fit: cover;
  border-radius: 22px;
  box-shadow: 0 24px 55px rgba(0,0,0,.35);
}

.journey-layout {
  position: relative;
}

.journey-timeline {
  position: relative;
  display: grid;
  gap: 1.25rem;
  margin: 2rem 0 0;
  padding: 0;
  list-style: none;
}

.journey-timeline::before {
  content: "";
  position: absolute;
  top: 2rem;
  bottom: 2rem;
  left: 70px;
  width: 2px;
  background: linear-gradient(var(--pr-cyan), rgba(39, 136, 255, .15));
}

.journey-event {
  position: relative;
  display: grid;
  grid-template-columns: 140px minmax(0, 1fr) minmax(230px, 350px);
  gap: 1.2rem;
  align-items: center;
  padding: 1.2rem;
  border: 1px solid rgba(15, 92, 151, .12);
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 18px 44px rgba(17, 67, 101, .08);
}

.journey-event::before {
  content: "";
  position: absolute;
  left: 61px;
  top: 50%;
  width: 20px;
  height: 20px;
  transform: translateY(-50%);
  border: 4px solid #fff;
  border-radius: 50%;
  background: var(--pr-cyan);
  box-shadow: 0 0 0 3px rgba(39, 212, 255, .2);
}

.journey-event--featured {
  border-color: rgba(39, 136, 255, .35);
  box-shadow: 0 24px 60px rgba(20, 111, 190, .14);
}

.journey-event--next {
  background: linear-gradient(135deg, #071421, #0b2036);
  border-color: rgba(39, 212, 255, .28);
  color: #eaf6ff;
}

.journey-event--next .journey-event__body h3,
.journey-event--next .journey-event__body p,
.journey-event--next .journey-event__body li {
  color: #eaf6ff;
}

.journey-event--next .journey-event__tag {
  color: #7de7ff !important;
}

.journey-event--next .journey-event__date span {
  color: #9eb6cc;
}

.journey-event__date {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding-left: 72px;
}

.journey-event__date strong {
  color: #0a537c;
  font-family: var(--font-display);
  font-size: .92rem;
}

.journey-event--next .journey-event__date strong { color: var(--pr-cyan); }

.journey-event__date span {
  color: #718397;
  font-size: .78rem;
  font-weight: 700;
}

.journey-event__body h3 {
  margin: .25rem 0 .6rem;
  color: var(--pr-ink);
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.1vw, 1.45rem);
  line-height: 1.28;
  letter-spacing: -0.02em;
}

.journey-event__body p,
.journey-event__body li {
  color: #53687b;
  font-family: var(--font-body);
  font-size: 1.02rem;
  line-height: 1.6;
}

.journey-event__body ul {
  display: grid;
  gap: .35rem;
  margin: .75rem 0 0;
  padding-left: 1.1rem;
}

.journey-event__tag {
  margin: 0;
  color: #0879aa !important;
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.journey-event > img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 16px;
}

.journey-reference {
  margin-top: 1.5rem;
  padding: 1.2rem 1.35rem;
  border: 1px solid rgba(15, 92, 151, .14);
  border-left: 4px solid var(--pr-cyan);
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 12px 32px rgba(17, 67, 101, .06);
}

.journey-reference p { margin: .35rem 0 0; }

.about-story-grid {
  display: grid;
  grid-template-columns: minmax(240px, .75fr) minmax(0, 1.25fr);
  gap: clamp(1.5rem, 5vw, 4rem);
  align-items: start;
}

.about-story-grid h2 {
  margin-top: 0;
  color: var(--pr-ink);
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 3vw, 2.25rem);
}

.about-story-grid p {
  margin-top: 0;
  color: #52677b;
  line-height: 1.72;
}

.section-inline-link {
  width: min(var(--pr-max), calc(100% - 2rem));
  margin: 1.25rem auto 0;
  text-align: center;
  font-weight: 800;
}

@media (max-width: 980px) {
  .journey-event {
    grid-template-columns: 120px minmax(0, 1fr);
  }
  .journey-event > img {
    grid-column: 2;
    height: 260px;
  }
  .journey-timeline::before { left: 59px; }
  .journey-event::before { left: 50px; }
  .journey-event__date { padding-left: 58px; }
}

@media (max-width: 760px) {
  .journey-preview-card,
  .about-story-grid {
    grid-template-columns: 1fr;
  }
  .journey-preview-card img { min-height: 260px; }
  .journey-event {
    grid-template-columns: 1fr;
    padding-left: 1.2rem;
  }
  .journey-timeline::before,
  .journey-event::before { display: none; }
  .journey-event__date {
    padding-left: 0;
    flex-direction: row;
    gap: .45rem;
    align-items: baseline;
  }
  .journey-event > img { grid-column: 1; height: 230px; }
  .journey-hero__inner > img { min-height: 250px; }
}

/* ===== Features page ===== */
.feat-hero {
  margin-top: 1.5rem;
}

.feat-hero img {
  max-height: 380px;
  object-fit: cover;
  object-position: top center;
}

.feat-audience-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

.feat-audience-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: 22px;
  border: 1px solid rgba(30, 99, 148, .14);
  background: #fff;
  box-shadow: 0 14px 36px rgba(8, 28, 48, .06);
}

.feat-audience-card > img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}

.feat-audience-card__body {
  display: flex;
  flex-direction: column;
  gap: .7rem;
  padding: 1.25rem 1.3rem 1.4rem;
  flex: 1;
}

.feat-audience-card__body h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.15rem;
  line-height: 1.25;
  color: #0b1c2e;
}

.feat-audience-card__body p {
  margin: 0;
  color: #5a6f84;
  font-size: .94rem;
  line-height: 1.55;
}

.feat-audience-card__body a {
  margin-top: auto;
  font-weight: 600;
  font-size: .92rem;
  color: #0d6ea8;
  text-decoration: none;
}

.feat-audience-card__body a:hover { text-decoration: underline; }

.feat-badge {
  display: inline-flex;
  align-self: flex-start;
  padding: .28rem .65rem;
  border-radius: 999px;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: #0a4f78;
  background: rgba(42, 168, 230, .12);
}

.feat-mode-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.15rem;
}

.feat-mode-card {
  position: relative;
  padding: 1.45rem 1.4rem 1.5rem;
  border-radius: 22px;
  border: 1px solid rgba(30, 99, 148, .14);
  background: #fff;
  box-shadow: 0 12px 32px rgba(8, 28, 48, .05);
}

.feat-mode-card__icon {
  width: 2.5rem;
  height: 2.5rem;
  display: grid;
  place-items: center;
  margin-bottom: .85rem;
  border-radius: 12px;
  font-size: 1.1rem;
  color: #0a4f78;
  background: linear-gradient(145deg, rgba(42, 201, 255, .18), rgba(14, 90, 150, .1));
  border: 1px solid rgba(30, 99, 148, .16);
}

.feat-mode-card h3 {
  margin: 0 0 .55rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: #0b1c2e;
}

.feat-mode-card > p {
  margin: 0 0 .9rem;
  color: #5a6f84;
  line-height: 1.55;
  font-size: .96rem;
}

.feat-mode-card ul {
  margin: 0;
  padding-left: 1.1rem;
  color: #3d5166;
  font-size: .92rem;
  line-height: 1.55;
}

.feat-mode-card li + li { margin-top: .35rem; }

.feat-status {
  position: absolute;
  top: 1.2rem;
  right: 1.2rem;
  padding: .28rem .6rem;
  border-radius: 999px;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .03em;
  text-transform: uppercase;
}

.feat-status--live {
  color: #0a5a3a;
  background: rgba(34, 170, 110, .14);
}

.feat-status--polish {
  color: #7a4a08;
  background: rgba(230, 170, 50, .18);
}

.feat-hub-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 2.75rem);
  align-items: start;
}

.feat-hub-media {
  margin: 0;
}

.feat-hub-media img {
  width: 100%;
  display: block;
  border-radius: 20px;
  border: 1px solid rgba(30, 99, 148, .14);
  box-shadow: 0 18px 44px rgba(8, 28, 48, .1);
}

.feat-hub-media figcaption {
  margin-top: .65rem;
  font-size: .85rem;
  color: #6a7d90;
}

.feat-hub-copy {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.feat-impact-item {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr);
  gap: .85rem;
  align-items: start;
  padding: 1rem 1.1rem;
  border-radius: 16px;
  border: 1px solid rgba(30, 99, 148, .1);
  background: #fff;
}

.feat-impact-item__n {
  font-family: var(--font-display);
  font-size: .95rem;
  font-weight: 700;
  color: #0d6ea8;
  line-height: 1.4;
}

.feat-impact-item h3 {
  margin: 0 0 .35rem;
  font-size: 1.05rem;
  color: #0b1c2e;
}

.feat-impact-item p {
  margin: 0;
  color: #5a6f84;
  font-size: .93rem;
  line-height: 1.55;
}

.feat-hub-note {
  margin: .35rem 0 0;
  font-size: .92rem;
  color: #5a6f84;
}

.feat-hub-note a {
  color: #0d6ea8;
  font-weight: 600;
  text-decoration: none;
}

.feat-hub-note a:hover { text-decoration: underline; }

.feat-impact-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.1rem;
}

.feat-honest {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(240px, .7fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
  padding: clamp(1.75rem, 4vw, 2.75rem);
  border-radius: 24px;
  border: 1px solid rgba(255,255,255,.1);
  background:
    radial-gradient(420px 220px at 10% 0%, rgba(42, 201, 255, .14), transparent 70%),
    linear-gradient(145deg, #06111f, #0c2540);
}

.feat-honest-list {
  margin: 0;
  padding: 1.2rem 1.3rem 1.2rem 2rem;
  border-radius: 16px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  color: #d7e7f4;
  line-height: 1.6;
  font-size: .95rem;
}

.feat-honest-list li + li { margin-top: .45rem; }

@media (max-width: 980px) {
  .feat-audience-grid,
  .feat-impact-grid {
    grid-template-columns: 1fr 1fr;
  }
  .feat-hub-layout,
  .feat-honest {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .feat-audience-grid,
  .feat-mode-grid,
  .feat-impact-grid {
    grid-template-columns: 1fr;
  }
  .feat-audience-card > img { height: 180px; }
  .feat-hero img { max-height: 260px; }
}