/* =====================================================================
   PrevCS · Landing (landing.php)
   Scroll-driven, motion-led. Uses tokens for full light/dark support;
   "inverted" sections (how, dashboard preview) force the inverse palette
   in both themes for cinematic contrast.
   ===================================================================== */

/* tokens for forced inverse surface (used in light AND dark) */
:root {
  --inv-bg:        #0B0C0E;
  --inv-bg-2:      #131418;
  --inv-bg-3:      #1B1D22;
  --inv-ink:       #F2F1EC;
  --inv-muted:     #8A8C92;
  --inv-hair:      rgba(255,255,255,.08);
  /* accent invertido = verde musgo brillante (para fondos oscuros) */
  --inv-accent:    oklch(0.72 0.105 130);
  --inv-accent-2:  oklch(0.82 0.085 130);
}
body[data-theme="dark"] {
  --inv-bg:        #FBFAF7;
  --inv-bg-2:      #F4F2EC;
  --inv-bg-3:      #ECEAE3;
  --inv-ink:       #0B0C0E;
  --inv-muted:     #6B6E74;
  --inv-hair:      rgba(11,12,14,.08);
  /* accent invertido = verde musgo medio (para fondos claros) */
  --inv-accent:    oklch(0.50 0.085 130);
  --inv-accent-2:  oklch(0.62 0.075 130);
}

/* button helpers used inside landing — extend global btn */
.l-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 16px;
  border-radius: var(--radius-pill);
  font-size: 16px;
  font-weight: var(--font-weight-medium);
  letter-spacing: -0.005em;
  transition: transform var(--transition-fast), background var(--transition-fast), color var(--transition-fast),
              border-color var(--transition-fast), box-shadow var(--transition-fast);
  white-space: nowrap;
  border: 1px solid transparent;
}
.l-btn svg { width: 16px; height: 16px; }
.l-btn--solid {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 1px 0 rgba(255,255,255,.12) inset, 0 6px 16px -6px var(--accent-ring);
}
.l-btn--solid:hover {
  transform: translateY(-1px);
  background: var(--accent-hover);
  color: #fff;
  box-shadow: 0 1px 0 rgba(255,255,255,.12) inset, 0 12px 28px -10px var(--accent-ring);
}
.l-btn--line { border-color: var(--hair-2); background: var(--bg-card); color: var(--text-primary); }
.l-btn--line:hover { border-color: var(--accent); color: var(--accent); }
.l-btn--ghost { color: var(--text-primary); }
.l-btn--ghost:hover { background: var(--accent-soft); color: var(--accent); }
.l-btn:active { transform: translateY(0) scale(.985); }
.l-btn--lg { padding: 14px 22px; font-size: 17px; }
.l-play-dot {
  width: 8px; height: 8px; border-radius: 999px; background: var(--accent);
  animation: l-pulse 1.6s ease-out infinite;
}
@keyframes l-pulse {
  0%   { box-shadow: 0 0 0 0 var(--accent-ring); }
  100% { box-shadow: 0 0 0 14px transparent; }
}

/* ─── Landing header (transparent over hero) ────────────── */
.landing-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in oklab, var(--bg) 80%, transparent);
  backdrop-filter: saturate(1.2) blur(14px);
  -webkit-backdrop-filter: saturate(1.2) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-normal), background var(--transition-normal);
}
.landing-header.scrolled { border-bottom-color: var(--hair); }
.landing-header .hd-inner {
  /* El header puede respirar mas ancho que el resto del sitio para que el nav no se apriete */
  max-width: min(1480px, 96vw);
  margin: 0 auto;
  padding: 14px clamp(16px, 3vw, 36px);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 20px;
}
.hd-logo {
  display: inline-flex; align-items: center; gap: 10px;
  font-weight: var(--font-weight-semibold); letter-spacing: -0.02em; font-size: 18.5px;
  color: var(--text-primary);
}
.hd-logo-mark {
  display: inline-grid;
  grid-template-columns: repeat(2, 6px);
  grid-template-rows: repeat(2, 6px);
  gap: 2px;
  padding: 5px;
  border-radius: var(--radius-sm);
  background: var(--text-primary);
}
.hd-logo-dot { width: 6px; height: 6px; border-radius: 1.5px; background: var(--bg); opacity: .85; }
.hd-logo-dot.live { background: var(--live); animation: l-blink 1.4s ease-in-out infinite; }
@keyframes l-blink { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }

.hd-nav {
  position: relative;
  justify-self: center;
  display: inline-flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: 2px;
  padding: 4px;
  border: 1px solid var(--hair);
  background: var(--bg-card);
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-sm);
  max-width: 100%;
  white-space: nowrap;
}
.hd-nav-pill {
  position: absolute;
  z-index: 0;
  inset: 4px auto 4px 4px;
  width: 0;
  border-radius: var(--radius-pill);
  background: var(--text-primary);
  box-shadow: 0 5px 16px -10px color-mix(in oklab, var(--text-primary) 55%, transparent);
  opacity: 0;
  pointer-events: none;
  transition:
    width 380ms cubic-bezier(.22,1,.36,1),
    transform 380ms cubic-bezier(.22,1,.36,1),
    opacity var(--transition-fast);
}
.hd-nav-pill.is-visible { opacity: 1; }
.hd-nav a {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  padding: 8px 13px;
  border-radius: var(--radius-pill);
  font-size: 15px;
  line-height: 1;
  color: var(--text-secondary);
  white-space: nowrap;
  transition:
    background var(--transition-fast),
    color var(--transition-fast),
    transform var(--transition-fast);
}
.hd-nav a.is-active { color: var(--bg); }
.hd-nav a:hover {
  background: var(--accent-soft);
  color: var(--accent);
}
.hd-nav a.is-active:hover { background: transparent; color: var(--bg); }
.hd-nav a:active { transform: scale(.97); }
.hd-cta { display: inline-flex; gap: 10px; align-items: center; }

/* Tablets: nav un toque mas compacto antes de desaparecer */
@media (max-width: 1240px) {
  .hd-nav { gap: 0; }
  .hd-nav a { padding: 8px 11px; font-size: 14.5px; }
}
@media (max-width: 1320px) {
  .landing-header .theme-switch { display: none; }
}

/* Mobile: ocultamos el nav, los CTAs van a la derecha */
@media (max-width: 980px) {
  .hd-nav { display: none; }
  .landing-header .hd-inner { grid-template-columns: auto 1fr; gap: 12px; }
  .hd-cta { justify-self: end; }
}
@media (max-width: 600px) {
  .landing-header .theme-switch { display: none; }
  .hd-cta { gap: 6px; }
  .hd-cta .l-btn { padding-inline: 12px; }
}

/* ─── HERO ───────────────────────────────────────────── */
.hero-section {
  position: relative;
  padding: clamp(60px, 9vw, 120px) var(--pad-x) 80px;
  max-width: var(--maxw); margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: 48px;
  align-items: center;
  isolation: isolate;
  min-height: 92vh;
}
.hero-bg {
  position: absolute; inset: -10% 0 0;
  z-index: -1; pointer-events: none; overflow: hidden;
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, var(--hair) 1px, transparent 1px),
    linear-gradient(to bottom, var(--hair) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 30%, transparent 75%);
  opacity: .8;
}
.hero-glow { position: absolute; border-radius: 50%; filter: blur(70px); opacity: .4; }
.hero-glow-1 { width: 480px; height: 480px; left: -120px; top: -120px;
  background: radial-gradient(circle, var(--accent) 0%, transparent 60%); opacity: .15; }
.hero-glow-2 { width: 600px; height: 600px; right: -180px; bottom: -200px;
  background: radial-gradient(circle, var(--warning) 0%, transparent 60%); opacity: .10; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px 6px 10px;
  background: var(--bg-card);
  border: 1px solid var(--hair);
  border-radius: var(--radius-pill);
  font-size: 14.5px;
  color: var(--text-secondary);
  box-shadow: var(--shadow-sm);
  transition: transform .2s ease;
}
.eyebrow:hover { transform: translateY(-1px); }
.eyebrow-dot { width: 7px; height: 7px; border-radius: 999px; background: var(--live);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--live) 25%, transparent); }
.eyebrow-arrow { color: var(--text-muted); transition: transform .2s ease; }
.ui-icon { width: 20px; height: 20px; flex: 0 0 auto; }
.trend-icon { width: 12px; height: 12px; flex: 0 0 auto; }
.eyebrow:hover .eyebrow-arrow { transform: translateX(2px); color: var(--text-primary); }

.hero-title {
  margin-top: 22px;
  font-size: clamp(40px, 6.4vw, 78px);
  letter-spacing: -0.035em;
  line-height: 0.98;
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
}
.hero-title-em {
  display: block;
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  color: var(--text-muted);
  letter-spacing: -0.02em;
}
.hero-sub {
  margin-top: 22px;
  max-width: 540px;
  font-size: clamp(15.5px, 1.4vw, 17.5px);
  color: var(--text-muted);
  line-height: 1.55;
}
.hero-actions { margin-top: 30px; display: flex; gap: 12px; flex-wrap: wrap; }
.hero-actions.center { justify-content: center; }
.hero-trust { margin-top: 38px; display: flex; flex-wrap: wrap; gap: 8px 22px;
  font-size: 14px; color: var(--text-faint); }
.hero-trust li { display: inline-flex; align-items: center; gap: 8px; }
.hero-trust li::before { content: ""; width: 4px; height: 4px; background: var(--text-faint); border-radius: 999px; }

.hero-scroll {
  position: absolute; left: var(--pad-x); bottom: 28px;
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 12px; color: var(--text-faint); letter-spacing: 0.06em; text-transform: uppercase;
  font-family: var(--font-mono);
}
.hero-scroll-bar { width: 30px; height: 1px; background: var(--hair-2); position: relative; overflow: hidden; }
.hero-scroll-bar i { position: absolute; left: -30px; top: 0; width: 30px; height: 1px; background: var(--text-primary);
  animation: scrollbar 2.4s ease-in-out infinite; }
@keyframes scrollbar { 0%{left:-30px} 100%{left:30px} }

/* ─── HERO DASHBOARD ───────────────────────────────────── */
.hero-dashboard-preview {
  position: relative;
  height: 580px;
  perspective: 1400px;
}
.hdp-stack { position: absolute; inset: 0; transform-style: preserve-3d; isolation: isolate; }
.hdp-card {
  position: absolute;
  background: var(--bg-card);
  border: 1px solid var(--hair);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}
.hdp-main {
  z-index: 10;
  inset: 24px 24px 24px 0;
  padding: 18px 18px 14px;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  transform: rotateY(-3deg) rotateX(2deg);
  transition: transform .4s cubic-bezier(.2,.7,.2,1);
}
.hero-dashboard-preview:hover .hdp-main { transform: rotateY(-1.5deg) rotateX(1deg); }

.hdp-main-head {
  display: flex; justify-content: space-between; align-items: center;
  padding-bottom: 14px; border-bottom: 1px solid var(--hair);
}
.hdp-main-title { display: flex; align-items: center; gap: 10px; }
.hdp-pill {
  font-family: var(--font-mono); font-size: 11.5px;
  padding: 3px 8px; border-radius: 999px; background: var(--accent-soft); color: var(--accent);
  letter-spacing: 0.02em; text-transform: uppercase;
}
.hdp-main-title strong { font-size: 15.5px; font-weight: var(--font-weight-medium); color: var(--text-primary); }
.hdp-main-meta { display: flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--text-muted); }
.live-dot {
  width: 7px; height: 7px; border-radius: 999px; background: var(--live);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--live) 25%, transparent);
  animation: livePulse 2s ease-in-out infinite;
}

.hdp-kpis {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px;
  padding: 16px 0 14px;
  border-bottom: 1px solid var(--hair);
}
.hdp-kpi { display: flex; flex-direction: column; gap: 4px; }
.hdp-kpi-label { font-size: 12px; color: var(--text-muted); }
.hdp-kpi-value { font-size: 24px; letter-spacing: -0.03em; color: var(--text-primary); }
.hdp-kpi-value em { font-style: normal; font-size: 13px; color: var(--text-muted); margin-left: 3px; }
.hdp-kpi-delta { font-size: 12px; font-family: var(--font-mono); }
.hdp-kpi-delta { display: inline-flex; align-items: center; gap: 3px; }
.hdp-kpi-delta.up   { color: var(--success); }
.hdp-kpi-delta.down { color: var(--accent); }
.hdp-kpi-delta.flat { color: var(--text-muted); }

.hdp-chart { padding: 14px 0 6px; position: relative; }
.hdp-chart-svg { width: 100%; height: 130px; overflow: visible; color: var(--accent); }
.hdp-chart-grid line { stroke: var(--hair); stroke-width: 1; stroke-dasharray: 2 4; }
.hdp-chart-area { fill: url(#lineGrad); }
.hdp-chart-line { fill: none; stroke: var(--accent); stroke-width: 1.8; stroke-linejoin: round; }
.hdp-chart-dot circle:nth-child(1) { fill: var(--accent); }
.hdp-chart-dot circle.hdp-chart-pulse { fill: color-mix(in oklab, var(--accent) 25%, transparent); animation: dotPulse 1.6s ease-out infinite; }
@keyframes dotPulse { 0% { r: 4; opacity: .6; } 100% { r: 14; opacity: 0; } }
.hdp-chart-labels { display: flex; justify-content: space-between;
  font-size: 11.5px; color: var(--text-faint); margin-top: 2px; }

.hdp-main-foot { margin-top: 6px; padding-top: 10px;
  display: flex; justify-content: space-between; align-items: center;
  border-top: 1px solid var(--hair); }
.hdp-tabs { display: flex; gap: 6px; }
.hdp-tab { padding: 6px 10px; font-size: 12.5px; color: var(--text-muted); border-radius: 6px; }
.hdp-tab.active { color: var(--text-primary); background: var(--hair); }
.hdp-foot-meta { font-size: 12px; color: var(--text-muted); }

/* floating cards */
.hdp-float {
  --parallax-x: 0px;
  --parallax-y: 0px;
  padding: 12px 14px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  transform: translate3d(var(--parallax-x), var(--parallax-y), 0) rotate(var(--rot, 0deg));
  transition: box-shadow var(--transition-normal), border-color var(--transition-normal);
}
.hdp-alert { --rot: 2deg; top: -8px; right: 8px; width: 250px;
  z-index: 40; border-left: 3px solid var(--warning); }
.hdp-alert header { display: flex; align-items: center; gap: 8px; font-size: 14px; margin-bottom: 4px; }
.hdp-alert-icon { width: 18px; height: 18px; border-radius: 999px;
  background: var(--warning); color: #0B0C0E; font-weight: 700; font-size: 12px;
  display: inline-grid; place-items: center; }
.hdp-alert header strong { font-weight: var(--font-weight-medium); color: var(--text-primary); }
.hdp-alert header .mono { margin-left: auto; font-size: 11.5px; color: var(--text-faint); }
.hdp-alert p { font-size: 14px; color: var(--text-muted); line-height: 1.45; }
.hdp-alert-actions { display: flex; gap: 6px; margin-top: 8px; }
.hdp-mini { padding: 5px 9px; border-radius: 6px; font-size: 12px;
  background: var(--bg-card-soft); color: var(--text-primary);
  border: 1px solid var(--hair); }

.hdp-sensor { --rot: -1.5deg; bottom: 110px; left: -28px; width: 240px;
  z-index: 30;
  display: grid; grid-template-columns: 32px 1fr auto; gap: 10px; align-items: center;
}
.hdp-sensor-ico { width: 32px; height: 32px; border-radius: 8px;
  background: var(--bg-card-soft); color: var(--accent); display: grid; place-items: center; }
.hdp-sensor-ico svg { width: 20px; height: 20px; }
.hdp-sensor-name { font-size: 14px; font-weight: var(--font-weight-medium); display: block; color: var(--text-primary); }
.hdp-sensor-meta { font-size: 11.5px; color: var(--text-faint); display: block; }
.hdp-sensor-val { font-size: 17.5px; letter-spacing: -0.02em; color: var(--text-primary); }

.hdp-metric { --rot: 3deg; top: 220px; right: -28px; width: 200px; z-index: 35; }
.hdp-metric-label { font-size: 12px; color: var(--text-muted); }
.hdp-metric-val { display: block; font-size: 24px; letter-spacing: -0.03em; margin-top: 2px; color: var(--text-primary); }
.hdp-metric-val em { font-style: normal; font-size: 13px; color: var(--text-muted); margin-left: 2px; }
.hdp-spark { display: block; color: var(--success); margin-top: 6px; }
.hdp-spark svg { width: 100%; height: 22px; }
.hdp-metric-delta { font-size: 12px; }
.hdp-metric-delta.up { color: var(--success); }

.hdp-rec { --rot: -2deg; bottom: -8px; right: 30px; width: 260px; z-index: 45; }
.hdp-rec-tag {
  display: inline-block;
  font-family: var(--font-mono); font-size: 11.5px;
  padding: 3px 8px; border-radius: 999px;
  background: var(--warning-soft); color: var(--warning);
  text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 6px;
}
.hdp-rec p { font-size: 14px; color: var(--text-primary); line-height: 1.45; }
.hdp-rec-cta { margin-top: 8px; font-size: 13px; color: var(--accent); font-weight: var(--font-weight-medium); padding: 0; display: inline-flex; align-items: center; gap: 4px; }
.hdp-rec-cta .ui-icon { width: 16px; height: 16px; transition: transform var(--transition-fast); }
.hdp-rec-cta:hover .ui-icon { transform: translateX(2px); }

/* ─── SIGNALS STRIP (always inverted/dark) ───────────── */
.signals-strip {
  background: var(--inv-bg);
  color: var(--inv-ink);
  border-top: 1px solid var(--inv-hair);
  border-bottom: 1px solid var(--inv-hair);
  padding: 14px 0;
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.signals-track {
  display: inline-flex; gap: 44px;
  font-family: var(--font-mono); font-size: 14px;
  white-space: nowrap;
  animation: marquee 38s linear infinite;
  padding-left: 44px;
}
.signals-track span { color: var(--inv-muted); }
@keyframes marquee { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* ─── Section heads ──────────────────────────────────── */
.section-head {
  max-width: var(--maxw); margin: 0 auto;
  padding: 0 var(--pad-x);
  margin-bottom: clamp(40px, 6vw, 64px);
  display: flex; flex-direction: column; gap: 14px;
}
.section-eyebrow {
  font-family: var(--font-mono);
  font-size: 12.5px; color: var(--text-muted);
  letter-spacing: 0.06em; text-transform: uppercase;
}
.section-title {
  font-size: clamp(34px, 4.6vw, 56px);
  letter-spacing: -0.03em; line-height: 1.04;
  max-width: 920px;
  text-wrap: pretty;
  color: var(--text-primary);
  font-weight: var(--font-weight-medium);
}
.section-title .muted {
  color: var(--text-muted);
  font-family: var(--font-serif); font-style: italic; font-weight: 400;
}
.section-lede { color: var(--text-muted); font-size: 18.5px; max-width: 640px; }
.section-lede.small { font-size: 16.5px; }

.section-head-dark .section-eyebrow,
.section-head-dark .section-title { color: var(--inv-ink); }
.section-head-dark .section-title .muted { color: var(--inv-muted); }
.section-head-dark .section-eyebrow { color: var(--inv-muted); }

/* ─── PROBLEM ────────────────────────────────────────── */
.problem-section { padding: clamp(80px, 10vw, 140px) 0 clamp(60px, 8vw, 100px); }
.problem-grid {
  max-width: var(--maxw); margin: 0 auto;
  padding: 0 var(--pad-x);
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1px;
  background: var(--hair);
  border: 1px solid var(--hair);
  border-radius: var(--radius-xl);
  overflow: hidden;
}
.problem-card {
  background: var(--bg);
  padding: 28px 28px 32px;
  display: flex; flex-direction: column; gap: 8px;
  transition: background var(--transition-fast);
}
.problem-card:hover { background: var(--bg-card); }
.problem-num { font-family: var(--font-mono); font-size: 13px; color: var(--text-faint); letter-spacing: 0.06em; }
.problem-card h3 { font-size: 21px; letter-spacing: -0.02em; font-weight: var(--font-weight-medium); margin-top: 8px; }
.problem-card p { color: var(--text-muted); font-size: 16px; line-height: 1.5; }

/* ─── SOLUTION ───────────────────────────────────────── */
.solution-section { padding: clamp(80px, 10vw, 140px) 0; }
.solution-inner {
  max-width: var(--maxw); margin: 0 auto;
  padding: 0 var(--pad-x);
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
  gap: 60px; align-items: start;
}
.solution-aside { position: sticky; top: 96px; align-self: start; }
.solution-aside .section-eyebrow { display: block; margin-bottom: 14px; }
.solution-aside .section-title { font-size: clamp(30px, 3.6vw, 46px); margin-bottom: 16px; }
.solution-aside .section-lede { margin-bottom: 28px; }
.solution-list { display: flex; flex-direction: column; gap: 14px; }
.solution-list li {
  padding-left: 56px; position: relative;
  font-size: 16.5px; color: var(--text-muted); line-height: 1.5;
}
.solution-list li b { color: var(--text-primary); font-weight: var(--font-weight-medium); }
.solution-list li::before {
  content: attr(data-step);
  position: absolute; left: 0; top: 0;
  font-family: var(--font-mono); font-size: 12px;
  color: var(--accent);
  padding: 4px 8px;
  background: var(--accent-soft);
  border-radius: 999px;
}

.solution-canvas { min-height: 720px; }
.solution-bento {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: 124px;
  gap: 14px;
}
.sb {
  background: var(--bg-card);
  border: 1px solid var(--hair);
  border-radius: var(--radius-lg);
  padding: 18px;
  box-shadow: var(--shadow-sm);
  display: flex; flex-direction: column; gap: 10px;
  position: relative; overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}
.sb:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.sb-tag {
  font-family: var(--font-mono); font-size: 11.5px;
  color: var(--text-muted); letter-spacing: 0.04em; text-transform: uppercase;
}
.sb-1 { grid-column: span 4; grid-row: span 2; }
.sb-1 strong { font-size: 20px; font-weight: var(--font-weight-medium); letter-spacing: -0.02em; color: var(--text-primary); }
.sb-mini-map { flex: 1; position: relative; background: var(--bg-card-soft); border-radius: var(--radius-md); overflow: hidden; }
.sb-zone {
  position: absolute; left: var(--x); top: var(--y);
  font-size: 12px; padding: 4px 8px;
  background: var(--bg-card); border: 1px solid var(--hair); border-radius: 999px;
  transform: translate(-50%, -50%);
  font-family: var(--font-mono); color: var(--text-primary);
}
.sb-zone.active {
  background: var(--text-primary); color: var(--bg); border-color: var(--text-primary);
  box-shadow: 0 0 0 4px var(--accent-soft);
}
.sb-lines { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.sb-lines path { fill: none; stroke: var(--accent); stroke-width: 0.4; stroke-dasharray: 3 2; opacity: 0.6;
  animation: dashFlow 6s linear infinite; }
@keyframes dashFlow { to { stroke-dashoffset: -50; } }
.sb-2 { grid-column: span 2; grid-row: span 2; }
.sb-alerts { display: flex; flex-direction: column; gap: 8px; font-size: 14px; }
.sb-alerts li { display: flex; align-items: center; gap: 8px; color: var(--text-primary); padding: 6px 0; border-bottom: 1px dashed var(--hair); }
.sb-alerts li:last-child { border-bottom: 0; }
.sb-alerts li em { margin-left: auto; color: var(--text-faint); font-style: normal; font-family: var(--font-mono); font-size: 11.5px; }
.sb-alerts .dot { width: 6px; height: 6px; border-radius: 999px; background: var(--success); }
.sb-alerts .warn .dot { background: var(--warning); }

.sb-3 { grid-column: span 3; }
.sb-chips { display: flex; flex-wrap: wrap; gap: 6px; }

.sb-4 { grid-column: span 3; }
.sb-4 p { font-size: 14.5px; color: var(--text-muted); }
.sb-4 p b { color: var(--text-primary); font-weight: var(--font-weight-medium); }
.sb-rec { display: flex; flex-direction: column; gap: 6px; }
.sb-rec li { padding: 4px 10px; background: var(--bg-card-soft); border-radius: 6px; font-family: var(--font-mono); font-size: 12.5px; color: var(--text-primary); }

.sb-5 { grid-column: span 6; padding-bottom: 14px; }
.sb-bars { width: 100%; height: 60px; color: var(--accent); }
.sb-bars rect { fill: currentColor; opacity: .85; }
.sb-foot { font-size: 12px; color: var(--text-muted); }

@media (max-width: 920px) {
  .solution-inner { grid-template-columns: 1fr; }
  .solution-aside { position: static; }
  .solution-bento { grid-template-columns: repeat(2, 1fr); grid-auto-rows: auto; }
  .sb-1, .sb-2, .sb-3, .sb-4, .sb-5 { grid-column: span 2; grid-row: auto; }
}

/* ─── HOW (always inverse) ───────────────────────────── */
.how-section {
  background: var(--inv-bg);
  color: var(--inv-ink);
  padding: clamp(80px, 10vw, 140px) 0;
  position: relative;
}
.how-section::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, var(--inv-hair) 1px, transparent 1px),
    linear-gradient(to bottom, var(--inv-hair) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 70% 50% at 50% 30%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 70% 50% at 50% 30%, #000 30%, transparent 75%);
  opacity: .5; pointer-events: none;
}
.how-track {
  position: relative; z-index: 1;
  max-width: var(--maxw); margin: 0 auto;
  padding: 0 var(--pad-x);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--inv-hair);
  border: 1px solid var(--inv-hair);
  border-radius: var(--radius-xl);
  overflow: hidden;
}
.how-step {
  background: var(--inv-bg);
  padding: 28px 26px;
  display: flex; flex-direction: column; gap: 10px;
  min-height: 280px;
  transition: background var(--transition-fast);
}
.how-step:hover { background: var(--inv-bg-2); }
.how-num { font-family: var(--font-mono); color: var(--inv-accent-2); font-size: 13px; letter-spacing: 0.06em; }
.how-step h3 { font-size: 24px; font-weight: var(--font-weight-medium); color: var(--inv-ink); }
.how-step p { color: var(--inv-muted); font-size: 16px; line-height: 1.5; max-width: 32ch; }
.how-art {
  margin-top: auto;
  background: var(--inv-bg-2);
  border: 1px solid var(--inv-hair);
  border-radius: var(--radius-md);
  padding: 16px;
  min-height: 96px;
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}
.ha-input {
  background: var(--inv-bg-3); border-radius: 6px;
  padding: 6px 10px; font-family: var(--font-mono); font-size: 12.5px;
  color: var(--inv-muted); border: 1px solid var(--inv-hair);
  flex: 1; display: flex; align-items: center; gap: 6px; min-width: 0;
}
.ha-input .cursor { color: var(--inv-accent-2); animation: l-blink 1s steps(1) infinite; }
.ha-btn { background: var(--inv-ink); color: var(--inv-bg); padding: 8px 12px;
  border-radius: 6px; font-size: 13px; font-weight: var(--font-weight-medium); }
.how-art-2 { gap: 6px; }
.ha-node { font-family: var(--font-mono); font-size: 12.5px;
  padding: 5px 9px; border-radius: 6px;
  border: 1px solid var(--inv-hair); color: var(--inv-muted); }
.ha-node.n2 { background: var(--inv-accent); color: var(--inv-bg); border-color: transparent; }
.how-art-3 .chip { background: var(--inv-bg-3); color: var(--inv-muted); border-color: var(--inv-hair); }
.how-art-3 .chip.on { background: var(--inv-ink); color: var(--inv-bg); border-color: var(--inv-ink); }
.ha-pill { display: inline-flex; flex-direction: column; gap: 2px;
  padding: 8px 12px; background: var(--inv-bg-3); border: 1px solid var(--inv-hair);
  border-radius: 8px; font-size: 13px; color: var(--inv-ink); }
.ha-pill .mono { font-size: 11px; color: var(--inv-accent-2); }
.how-art-5 { gap: 6px; padding: 12px; }
.ha-tile { width: 30px; height: 30px; background: var(--inv-bg-3); border-radius: 4px; border: 1px solid var(--inv-hair); }
.ha-tile.big { width: 64px; height: 30px; background: var(--inv-accent); border-color: transparent; }
.ha-tile.wide { width: 70px; height: 14px; }
.how-art-6 { flex-direction: column; align-items: stretch; gap: 12px; }
.ha-live { display: inline-flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--inv-muted); }
.ha-spark { width: 100%; height: 36px; color: var(--inv-accent-2); }

@media (max-width: 900px) { .how-track { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 580px) { .how-track { grid-template-columns: 1fr; } }

/* ─── METRICS ────────────────────────────────────────── */
.metrics-section { padding: clamp(80px, 10vw, 140px) 0; }
.metrics-grid {
  max-width: var(--maxw); margin: 0 auto;
  padding: 0 var(--pad-x);
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 12px;
}
.metric-card {
  background: var(--bg-card);
  border: 1px solid var(--hair);
  border-radius: var(--radius-lg);
  padding: 22px;
  display: flex; flex-direction: column; gap: 8px;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
  position: relative; overflow: hidden;
}
.metric-card::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 2px;
  background: var(--accent); transform: scaleY(0); transform-origin: bottom; transition: transform var(--transition-normal);
}
.metric-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: var(--hair-2); }
.metric-card:hover::before { transform: scaleY(1); }
.metric-icon {
  width: 44px; height: 44px; border-radius: var(--radius-md);
  background: var(--bg-card-soft); color: var(--accent);
  display: grid; place-items: center; font-size: 14.5px;
}
.metric-glyph-icon { width: 25px; height: 25px; }
.metric-card h3 { font-size: 20px; font-weight: var(--font-weight-medium); }
.metric-card p { color: var(--text-muted); font-size: 15.5px; line-height: 1.5; }
.metric-val { margin-top: 6px; font-size: 14.5px; color: var(--text-primary);
  padding: 4px 9px; background: var(--bg-card-soft); border-radius: 6px; align-self: flex-start; }

/* ─── SENSORS marquee ────────────────────────────────── */
.sensors-section { padding: clamp(60px, 8vw, 100px) 0; background: var(--bg-2); }
.sensor-carousel {
  position: relative; overflow: hidden; padding: 14px 0;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.sensor-track { display: inline-flex; gap: 14px; animation: marquee 42s linear infinite; padding-left: 14px; }
.sensor-carousel:hover .sensor-track { animation-play-state: paused; }
.sensor-card {
  flex: 0 0 auto; width: 220px;
  background: var(--bg-card); border: 1px solid var(--hair);
  border-radius: var(--radius-lg); padding: 14px;
  display: grid; grid-template-columns: 44px 1fr; gap: 12px;
  align-items: center; box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}
.sensor-card:hover { transform: translateY(-2px); border-color: var(--text-primary); }
.s-glyph { width: 44px; height: 44px; border-radius: var(--radius-md);
  background: var(--text-primary); color: var(--bg);
  display: grid; place-items: center;
  font-family: var(--font-mono); font-size: 14.5px; }
.sensor-glyph-icon { width: 22px; height: 22px; }
.sensor-card.sensor-hero { width: 280px;
  background: var(--text-primary); color: var(--bg); border-color: var(--text-primary); }
.sensor-card.sensor-hero .s-glyph { background: var(--accent); color: var(--text-primary); width: 60px; font-size: 12px; }
.sensor-card.sensor-hero .mono { color: color-mix(in oklab, var(--bg) 70%, transparent); }

/* ESP32 hero card with image */
.sensor-card.sensor-hero--esp {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  flex-direction: column;
  gap: 10px;
  align-items: center;
  text-align: center;
  padding: 16px 14px 14px;
  width: 200px;
}
.sensor-hero__img-wrap {
  width: 110px;
  height: 110px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}
.sensor-hero__img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,.25));
  border-radius: var(--radius-md);
}
.sensor-hero__img-fallback {
  width: 80px; height: 80px;
  background: rgba(255,255,255,.12);
  border-radius: var(--radius-md);
  display: grid; place-items: center;
}
.sensor-hero__img-fallback svg { width: 67px; height: 67px; }
.sensor-card.sensor-hero--esp strong { color: #fff; font-size: 15px; }
.sensor-card.sensor-hero--esp .mono { color: rgba(255,255,255,.75); font-size: 12px; }
.sensor-card strong { font-weight: var(--font-weight-medium); font-size: 15.5px; display: block; }
.sensor-card .mono { font-size: 12.5px; color: var(--text-muted); display: block; margin-top: 2px; }

/* ─── RECOMMENDER ────────────────────────────────────── */
.recommender-section { padding: clamp(56px, 7vw, 92px) 0; }
.recommender {
  max-width: var(--maxw); margin: 0 auto;
  padding: 0 var(--pad-x);
  display: grid; grid-template-columns: minmax(0, .78fr) auto minmax(0, 1.22fr); gap: 18px;
  align-items: center;
}
.rec-input, .rec-output {
  background: var(--bg-card);
  border: 1px solid var(--hair);
  border-radius: var(--radius-xl);
  padding: 22px;
  display: flex; flex-direction: column; gap: 14px;
}
.rec-input { background: var(--bg-card-soft); }
.rec-label {
  font-family: var(--font-mono); font-size: 12px; color: var(--text-faint);
  letter-spacing: 0.06em; text-transform: uppercase;
}
.rec-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.rec-arrow {
  align-self: center; justify-self: center;
  color: var(--text-faint);
  width: 36px; height: 36px; display: grid; place-items: center;
  border-radius: 999px; background: var(--bg-card); border: 1px solid var(--hair);
}
.rec-summary { display: grid; gap: 10px; }
.rec-block { display: grid; grid-template-columns: 82px 1fr; gap: 12px; align-items: baseline; }
.rec-block h4 { font-size: 13px; color: var(--text-muted); font-weight: var(--font-weight-medium); }
.rec-list {
  color: var(--text-primary);
  font-size: 14.5px;
  line-height: 1.45;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}
.rec-list.is-updating { animation: recFade .24s ease both; }
@keyframes recFade { from { opacity: .45; transform: translateY(2px); } to { opacity: 1; transform: none; } }

@media (max-width: 920px) {
  .recommender { grid-template-columns: 1fr; }
  .rec-arrow { transform: rotate(90deg); }
}
@media (max-width: 560px) {
  .rec-block { grid-template-columns: 1fr; gap: 3px; }
}

/* ─── TEMPLATES ──────────────────────────────────────── */
.templates-section { padding: clamp(60px, 8vw, 100px) 0 clamp(80px, 10vw, 140px); background: var(--bg-2); }
.template-carousel { position: relative; max-width: var(--maxw); margin: 0 auto; padding: 0 var(--pad-x); }
.tc-viewport { overflow: hidden; position: relative; z-index: 1; mask-image: linear-gradient(90deg, transparent, #000 3%, #000 97%, transparent); -webkit-mask-image: linear-gradient(90deg, transparent, #000 3%, #000 97%, transparent); }
.tc-track { display: flex; gap: 14px; transition: transform .55s cubic-bezier(.2,.7,.2,1); }
.template-card {
  flex: 0 0 calc((100% - 28px) / 3);
  background: var(--bg-card); border: 1px solid var(--hair);
  border-radius: var(--radius-lg); padding: 20px;
  display: flex; flex-direction: column; gap: 12px;
  color: var(--accent); min-height: 240px;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}
.template-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.tc-tag {
  align-self: flex-start;
  font-family: var(--font-mono); font-size: 11.5px; color: var(--text-muted);
  padding: 3px 8px; border-radius: 999px;
  border: 1px solid var(--hair);
  text-transform: uppercase; letter-spacing: 0.04em;
}
.template-card h4 { font-size: 17.5px; color: var(--text-primary); font-weight: var(--font-weight-medium); }
.tc-svg { flex: 1; width: 100%; min-height: 0; }
.tc-donut { max-height: 110px; align-self: center; }
.tc-foot { font-family: var(--font-mono); font-size: 12px; color: var(--text-muted); margin-top: auto; }
.tc-kpis { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; flex: 1; }
.tc-kpis > div { background: var(--bg-card-soft); border-radius: 8px; padding: 10px; display: flex; flex-direction: column; gap: 2px; }
.tc-kpis span { font-family: var(--font-mono); font-size: 11.5px; color: var(--text-muted); }
.tc-kpis b { font-size: 20px; color: var(--text-primary); font-weight: var(--font-weight-medium); letter-spacing: -0.02em; }
.tc-table { display: flex; flex-direction: column; gap: 4px; font-family: var(--font-mono); font-size: 12px; flex: 1; }
.tc-table > div { display: grid; grid-template-columns: 50px 1fr auto; gap: 8px; padding: 5px 0; border-bottom: 1px dashed var(--hair); color: var(--text-primary); }
.tc-table > div:last-child { border-bottom: 0; }
.tc-table .warn { color: var(--warning); }
.tc-alerts { display: flex; flex-direction: column; gap: 8px; flex: 1; font-size: 14px; color: var(--text-primary); }
.tc-alerts li { display: flex; align-items: center; gap: 8px; padding: 6px 0; border-bottom: 1px dashed var(--hair); }
.tc-alerts li:last-child { border-bottom: 0; }
.tc-alerts .dot { width: 6px; height: 6px; border-radius: 999px; background: var(--success); }
.tc-alerts .warn .dot { background: var(--warning); }
.tc-alerts .crit .dot { background: var(--error); }
.tc-timeline { display: flex; flex-direction: column; gap: 8px; flex: 1; font-size: 14px; }
.tc-timeline li { display: grid; grid-template-columns: 60px 1fr; gap: 8px; color: var(--text-primary); padding-left: 14px; position: relative; }
.tc-timeline li::before { content: ""; position: absolute; left: 0; top: 6px; width: 6px; height: 6px; border-radius: 999px; background: var(--text-faint); }
.tc-timeline li.next::before { background: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.tc-timeline span:first-child { color: var(--text-muted); font-family: var(--font-mono); }
.tc-nav {
  position: absolute; top: 50%; transform: translateY(-50%);
  z-index: 20;
  width: 44px; height: 44px; border-radius: 999px;
  background: var(--bg-card); border: 1px solid var(--hair);
  box-shadow: var(--shadow);
  color: var(--text-primary);
  display: grid; place-items: center;
  transition: transform var(--transition-fast);
}
.tc-nav .ui-icon { pointer-events: none; }
.tc-nav:disabled,
.tc-nav.is-disabled,
.template-carousel.is-at-start .tc-nav.prev,
.template-carousel.is-at-end .tc-nav.next { opacity: .3; cursor: default; box-shadow: var(--shadow-sm); }
.tc-nav:disabled:hover,
.tc-nav.is-disabled:hover,
.template-carousel.is-at-start .tc-nav.prev:hover,
.template-carousel.is-at-end .tc-nav.next:hover { transform: translateY(-50%); }
.tc-nav:hover { transform: translateY(-50%) scale(1.05); }
.tc-nav.prev { left: 8px; }
.tc-nav.next { right: 8px; }

@media (max-width: 900px) { .template-card { flex: 0 0 calc((100% - 14px) / 2); } }
@media (max-width: 600px) { .template-card { flex: 0 0 88%; } }

/* ─── DASHBOARD PREVIEW (always inverse) ─────────────── */
.dashboard-preview-section {
  background: var(--inv-bg); color: var(--inv-ink);
  padding: clamp(80px, 10vw, 140px) 0;
  position: relative; overflow: hidden;
}
.dp-bg {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(ellipse 60% 40% at 80% 20%, color-mix(in oklab, var(--inv-accent) 22%, transparent), transparent 60%),
    radial-gradient(ellipse 50% 40% at 10% 80%, color-mix(in oklab, var(--warning) 18%, transparent), transparent 60%);
}
.dp-stage { position: relative; z-index: 1; max-width: var(--maxw); margin: 0 auto; padding: 0 var(--pad-x); }
.dp-bar {
  display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 16px;
  padding: 12px 16px;
  background: var(--inv-bg-2);
  border: 1px solid var(--inv-hair);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  border-bottom: 0;
}
.dp-bar-left { display: inline-flex; align-items: center; gap: 12px; font-size: 14.5px; }
.dp-app-logo {
  display: inline-grid; grid-template-columns: repeat(2, 6px); grid-template-rows: repeat(2, 6px); gap: 2px;
  padding: 5px; border-radius: 6px; background: var(--inv-ink);
}
.dp-app-logo span { width: 6px; height: 6px; background: var(--inv-bg); border-radius: 1.5px; }
.dp-app-logo .live { background: var(--success); }
.dp-bar-ws { color: var(--inv-ink); }
.dp-bar-ws em { font-style: normal; color: var(--inv-muted); font-family: var(--font-mono); margin-left: 4px; }
.dp-bar-nav { justify-self: center; display: flex; gap: 6px; font-family: var(--font-mono); font-size: 13px; }
.dp-bar-nav span { padding: 6px 12px; border-radius: 6px; color: var(--inv-muted); }
.dp-bar-nav span.on { background: var(--inv-bg-3); color: var(--inv-ink); }
.dp-bar-right { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 13px; color: var(--inv-muted); }

.dp-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: minmax(120px, auto);
  gap: 12px;
  padding: 12px;
  background: var(--inv-bg-2);
  border: 1px solid var(--inv-hair);
  border-top: 0;
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}
.dp-card {
  background: var(--inv-bg-3);
  border: 1px solid var(--inv-hair);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex; flex-direction: column; gap: 10px;
  color: var(--inv-ink);
}
.dp-card header { display: flex; justify-content: space-between; align-items: center; }
.dp-card header strong { font-weight: var(--font-weight-medium); font-size: 15px; }
.dp-card header .mono { font-size: 12px; color: var(--inv-muted); }
.dp-card-big { grid-column: span 3; }
.dp-big-val { font-size: 36px; letter-spacing: -0.03em; color: var(--inv-ink); display: inline-flex; align-items: baseline; gap: 8px; font-family: var(--font-mono); }
.dp-big-val .up { color: var(--success); font-size: 13px; font-family: var(--font-mono); }
.dp-big-val .up,
.dp-kpi > .small { display: inline-flex; align-items: center; gap: 3px; }
.dp-big-svg { width: 100%; height: 110px; color: var(--inv-accent-2); }
.dp-alerts { display: flex; flex-direction: column; gap: 6px; font-size: 14px; }
.dp-alerts li { display: flex; align-items: center; gap: 8px; padding: 6px 0; border-bottom: 1px dashed var(--inv-hair); }
.dp-alerts li:last-child { border-bottom: 0; }
.dp-alerts em { font-style: normal; margin-left: auto; color: var(--inv-muted); font-family: var(--font-mono); font-size: 11.5px; }
.dp-alerts .dot { width: 7px; height: 7px; border-radius: 999px; background: var(--success); }
.dp-alerts .warn .dot { background: var(--warning); }
.dp-alerts .crit .dot { background: var(--error); }
.dp-kpi { gap: 4px; }
.dp-kpi span.mono { color: var(--inv-muted); font-size: 12px; }
.dp-kpi b { font-size: 34px; line-height: 1; letter-spacing: -0.035em; font-weight: var(--font-weight-semibold); font-family: var(--font-mono); }
.kpi-number { display: inline-flex; align-items: baseline; gap: 2px; }
.dp-kpi .kpi-unit { font-size: .62em; line-height: 1; color: currentColor; font-style: normal; font-weight: var(--font-weight-semibold); }
.dp-kpi em { font-style: normal; font-size: 14.5px; color: var(--inv-muted); }
.small { font-size: 12px; }
.up { color: var(--success); }
.down { color: var(--inv-accent-2); }
.warn { color: var(--warning); }
.dp-bars { width: 100%; height: 80px; color: var(--inv-accent-2); }
.dp-bars rect { opacity: .85; }
.dp-card-wide { grid-column: span 2; }
.dp-sensors { display: flex; flex-direction: column; gap: 4px; font-size: 13px; font-family: var(--font-mono); }
.dp-sensors li { display: grid; grid-template-columns: 1fr 1fr 16px; gap: 8px; padding: 5px 0; border-bottom: 1px dashed var(--inv-hair); }
.dp-sensors li > span:last-child,
.ce-row > span:last-child,
.tc-table .warn { display: grid; place-items: center; }
.dp-sensors li:last-child { border-bottom: 0; }

@media (max-width: 980px) {
  .dp-grid { grid-template-columns: repeat(2, 1fr); }
  .dp-card-big, .dp-card-wide { grid-column: span 2; }
  .dp-bar-nav { display: none; }
  .dp-bar { grid-template-columns: auto 1fr; }
}

/* ─── CASES ──────────────────────────────────────────── */
.cases-section { padding: clamp(80px, 10vw, 140px) 0; }
.cases-grid {
  max-width: var(--maxw); margin: 0 auto;
  padding: 0 var(--pad-x);
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1px;
  background: var(--hair);
  border: 1px solid var(--hair);
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin-bottom: 64px;
}
.case-card { background: var(--bg); padding: 28px;
  display: flex; flex-direction: column; gap: 8px;
  transition: background var(--transition-fast); }
.case-card:hover { background: var(--bg-card); }
.case-num { font-family: var(--font-mono); font-size: 12.5px; color: var(--text-faint); letter-spacing: 0.06em; }
.case-card h3 { font-size: 21px; font-weight: var(--font-weight-medium); margin-top: 4px; }
.case-card p { color: var(--text-muted); font-size: 15.5px; line-height: 1.5; }
.case-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; padding-top: 8px; }
.case-tags li { font-family: var(--font-mono); font-size: 12px; padding: 3px 8px; background: var(--bg-card-soft); border-radius: 999px; color: var(--text-primary); }

.case-example {
  max-width: var(--maxw); margin: 0 auto;
  padding: 0 var(--pad-x);
  display: grid; grid-template-columns: 1fr 1fr; gap: 32px;
  align-items: center;
}
.ce-left .section-eyebrow { display: block; margin-bottom: 12px; }
.ce-left h3 { font-size: clamp(28px, 3.4vw, 40px); letter-spacing: -0.02em; font-weight: var(--font-weight-medium); }
.ce-left p { margin-top: 12px; color: var(--text-muted); font-size: 17px; line-height: 1.55; max-width: 50ch; }
.ce-stats { display: flex; gap: 28px; margin-top: 24px; }
.ce-stats li { display: flex; flex-direction: column; gap: 2px; }
.ce-stats b { font-size: 32px; line-height: 1; letter-spacing: -0.035em; font-weight: var(--font-weight-semibold); font-family: var(--font-mono); }
.stat-number { display: inline-flex; align-items: baseline; gap: 2px; }
.stat-number em { font-size: .62em; font-style: normal; font-weight: var(--font-weight-semibold); }
.ce-stats span { font-size: 13px; color: var(--text-muted); }
.ce-right { background: var(--inv-bg); color: var(--inv-ink);
  border-radius: var(--radius-xl); padding: 22px; box-shadow: var(--shadow-lg); }
.ce-tag { display: flex; justify-content: space-between; align-items: center;
  font-family: var(--font-mono); font-size: 12px; color: var(--inv-muted); margin-bottom: 14px; }
.ce-board { display: flex; flex-direction: column; gap: 6px; }
.ce-row {
  display: grid; grid-template-columns: 1fr auto 16px; gap: 10px; align-items: center;
  padding: 10px 12px;
  background: var(--inv-bg-2);
  border: 1px solid var(--inv-hair);
  border-radius: 8px; font-size: 14.5px;
}
.ce-row .mono { color: var(--inv-muted); }

@media (max-width: 820px) { .case-example { grid-template-columns: 1fr; } }

/* ─── CTA ────────────────────────────────────────────── */
.cta-section { padding: clamp(80px, 10vw, 140px) 0; background: var(--bg-2); position: relative; overflow: hidden; }
.cta-inner {
  max-width: 920px; margin: 0 auto; padding: 0 var(--pad-x);
  text-align: center; display: flex; flex-direction: column; gap: 20px; align-items: center;
}
.cta-title { font-size: clamp(40px, 6vw, 72px); letter-spacing: -0.035em; line-height: 1; text-wrap: balance; color: var(--text-primary); font-weight: var(--font-weight-medium); }
.cta-title .muted { color: var(--text-muted); font-family: var(--font-serif); font-style: italic; font-weight: 400; display: block; }
.cta-sub { color: var(--text-muted); font-size: 18.5px; max-width: 50ch; }
.cta-marquee {
  margin-top: 32px;
  width: 100vw; margin-left: calc(50% - 50vw);
  overflow: hidden;
  border-top: 1px solid var(--hair); border-bottom: 1px solid var(--hair);
  padding: 14px 0;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.cta-track {
  display: inline-flex; gap: 28px;
  font-family: var(--font-serif); font-style: italic;
  font-size: 28px;
  color: var(--text-primary); white-space: nowrap;
  animation: marquee 36s linear infinite;
}
.cta-track span:nth-child(even) { color: var(--text-faint); }

/* ─── FOOTER (always inverse) ────────────────────────── */
.footer {
  background: var(--inv-bg); color: var(--inv-ink);
  padding: 80px var(--pad-x) 32px;
}
.ft-top {
  max-width: var(--maxw); margin: 0 auto;
  display: grid; grid-template-columns: 1.2fr 2fr; gap: 60px;
  padding-bottom: 60px;
  border-bottom: 1px solid var(--inv-hair);
}
.ft-brand .hd-logo-mark { background: var(--inv-ink); }
.ft-brand .hd-logo-dot { background: var(--inv-bg); }
.ft-brand .hd-logo-dot.live { background: var(--live); }
.ft-brand .hd-logo { color: var(--inv-ink); }
.ft-brand p { color: var(--inv-muted); font-size: 16px; max-width: 38ch; margin-top: 18px; line-height: 1.55; }
.ft-news { margin-top: 22px; display: flex; gap: 8px; max-width: 420px; }
.ft-news input { flex: 1;
  background: var(--inv-bg-2); color: var(--inv-ink);
  border: 1px solid var(--inv-hair); border-radius: 999px;
  padding: 11px 16px; font: inherit; font-size: 15px; outline: none;
  transition: border-color var(--transition-fast); }
.ft-news input:focus { border-color: var(--inv-accent-2); box-shadow: none; }
.ft-news input::placeholder { color: var(--inv-muted); }
.ft-news button {
  background: var(--inv-ink); color: var(--inv-bg);
  padding: 11px 16px; border-radius: 999px;
  font-size: 15px; font-weight: var(--font-weight-medium); white-space: nowrap;
  display: inline-flex; align-items: center; gap: 5px;
}
.ft-news button .ui-icon { width: 16px; height: 16px; transition: transform var(--transition-fast); }
.ft-news button:hover .ui-icon { transform: translateX(2px); }
.ft-cols { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.ft-cols h5 { font-family: var(--font-mono); font-size: 12px; color: var(--inv-muted); font-weight: var(--font-weight-medium); letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 14px; }
.ft-cols a { display: block; font-size: 15.5px; color: var(--inv-ink); padding: 4px 0; opacity: .85; transition: opacity var(--transition-fast); }
.ft-cols a:hover { opacity: 1; }
.ft-bottom {
  max-width: var(--maxw); margin: 0 auto;
  padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center;
  color: var(--inv-muted); font-family: var(--font-mono); font-size: 13px;
  flex-wrap: wrap; gap: 8px;
}
@media (max-width: 820px) {
  .ft-top { grid-template-columns: 1fr; gap: 40px; }
  .ft-cols { grid-template-columns: repeat(2, 1fr); }
}

/* ─── responsive hero ────────────────────────────────── */
@media (max-width: 980px) {
  .hero-section { grid-template-columns: 1fr; padding-top: 60px; min-height: 0; }
  .hero-bg { inset: 0; }
  .hero-dashboard-preview { height: 520px; margin-top: 24px; }
  .hero-scroll { display: none; }
  .hdp-main { inset: 8px; }
  .hdp-alert { width: 220px; }
  .hdp-sensor { width: 220px; left: -8px; }
  .hdp-metric { width: 180px; right: -8px; }
  .hdp-rec { width: 230px; right: 8px; }
}

/* =====================================================================
   Portfolio mega-menu — hover dropdown estilo Apple, glassmorphism
   ===================================================================== */
.hd-portfolio {
  position: relative;
  display: inline-flex;
  align-items: center;
}
.hd-portfolio-trigger {
  display: inline-flex !important;
  align-items: center;
  gap: 6px;
  padding: 8px 13px;
  border-radius: var(--radius-pill);
  font-size: 15px;
  line-height: 1;
  color: var(--text-secondary);
  white-space: nowrap;
  transition:
    background var(--transition-fast),
    color var(--transition-fast),
    transform var(--transition-fast);
}
.hd-portfolio-trigger:hover { background: var(--accent-soft); color: var(--accent); }
.hd-portfolio--current .hd-portfolio-trigger,
.hd-portfolio--current .hd-portfolio-trigger:hover,
.hd-portfolio--current:hover .hd-portfolio-trigger {
  background: var(--text-primary);
  color: var(--bg);
  box-shadow: 0 5px 16px -10px color-mix(in oklab, var(--text-primary) 55%, transparent);
}
.hd-portfolio--current .hd-portfolio-caret { color: currentColor; }
.hd-portfolio-caret {
  transition: transform var(--transition-normal);
  color: currentColor;
}
.hd-portfolio:hover .hd-portfolio-trigger { background: var(--accent-soft); color: var(--accent); }
.hd-portfolio:hover .hd-portfolio-caret { transform: rotate(180deg); }
.hd-nav .hd-portfolio--current .hd-portfolio-trigger,
.hd-nav .hd-portfolio--current:hover .hd-portfolio-trigger {
  background: #fbfaf7;
  color: #1b1d21;
  box-shadow: 0 5px 16px -10px rgba(255, 255, 255, .48);
}

/* Bridge: invisible hover-strip below trigger so dropdown does not close in the gap */
.hd-portfolio::before {
  content: "";
  position: absolute;
  top: 100%;
  left: -20px;
  right: -20px;
  height: 18px;
  pointer-events: auto;
}
.hd-portfolio:not(:hover)::before { pointer-events: none; }

.hd-portfolio-mega {
  position: absolute;
  top: calc(100% + 14px);
  left: 50%;
  transform: translate(-50%, -8px);
  width: min(760px, 92vw);
  padding: 18px;
  border-radius: var(--radius-xl);
  background: var(--bg-card);
  border: 1px solid var(--hair);
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition:
    opacity var(--transition-normal),
    transform var(--transition-normal),
    visibility 0s linear var(--transition-normal);
  z-index: 100;
}
.hd-portfolio:hover .hd-portfolio-mega,
.hd-portfolio:focus-within .hd-portfolio-mega,
.hd-portfolio.is-open .hd-portfolio-mega {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translate(-50%, 0);
  transition:
    opacity var(--transition-normal),
    transform var(--transition-normal),
    visibility 0s linear 0s;
}

/* Subtle top arrow (alineado con header) */
.hd-portfolio-mega::before {
  content: "";
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%) rotate(45deg);
  width: 12px;
  height: 12px;
  background: var(--bg-card);
  border-top: 1px solid var(--hair);
  border-left: 1px solid var(--hair);
  border-radius: 2px;
}

.hpm-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 4px 6px 12px;
  margin-bottom: 10px;
  border-bottom: 1px solid var(--hair);
}
.hpm-eyebrow {
  display: inline-block;
  font-size: 11.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-faint);
}
.hpm-cta {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: var(--font-weight-medium);
  background: var(--accent);
  color: #ffffff !important;
  white-space: nowrap;
  transition: transform var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
  box-shadow: 0 6px 16px -8px var(--accent-ring);
  border: 1px solid transparent;
}
.hpm-cta:hover { transform: translateY(-1px); background: var(--accent-hover); box-shadow: 0 10px 22px -10px var(--accent-ring); color: #ffffff !important; }
.hpm-cta svg { width: 13px; height: 13px; stroke: #ffffff; }
.hpm-cta:hover svg { stroke: #ffffff; }

.hpm-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.hpm-col { display: flex; flex-direction: column; gap: 4px; }
.hpm-col-label {
  font-size: 11.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
  padding: 0 10px 6px;
}

.hpm-item {
  display: grid;
  grid-template-columns: 32px 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 9px 10px;
  border-radius: var(--radius-md);
  color: var(--text-primary);
  transition:
    background var(--transition-fast),
    transform var(--transition-fast),
    color var(--transition-fast);
}
.hpm-item:hover {
  background: var(--accent-soft);
  transform: translateX(2px);
}
.hpm-item:hover .hpm-ico { color: var(--accent); border-color: color-mix(in oklab, var(--accent) 25%, transparent); }
.hpm-item:hover strong { color: var(--accent); }
.hpm-ico {
  width: 32px; height: 32px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--bg-2);
  border: 1px solid var(--hair);
  color: var(--text-secondary);
  transition: color var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast);
}
.hpm-ico svg { width: 18px; height: 18px; }
.hpm-item-text { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.hpm-item-text strong {
  font-size: 15px;
  font-weight: var(--font-weight-medium);
  letter-spacing: -0.012em;
  line-height: 1.2;
  color: var(--text-primary);
}
.hpm-item-text small {
  font-size: 12.5px;
  color: var(--text-muted);
  line-height: 1.3;
}
.hpm-badge {
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 7px;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-weight: var(--font-weight-medium);
  white-space: nowrap;
}
.hpm-item--active {
  background: color-mix(in oklab, var(--accent) 6%, transparent);
}
.hpm-item--active .hpm-ico { color: var(--accent); border-color: color-mix(in oklab, var(--accent) 25%, transparent); }
.hpm-item--active strong { color: var(--accent); }
.hpm-item--current {
  background: color-mix(in oklab, var(--accent) 9%, transparent);
  box-shadow: inset 2px 0 0 color-mix(in oklab, var(--accent) 62%, transparent);
}
.hpm-item--current .hpm-ico {
  color: var(--accent);
  border-color: color-mix(in oklab, var(--accent) 26%, transparent);
  background: color-mix(in oklab, var(--accent) 7%, var(--bg-2));
}
.hpm-item--current strong { color: var(--text-primary); }

/* Modo oscuro: usa shadow más profunda para destacar la card sobre el fondo */
body[data-theme="dark"] .hd-portfolio-mega {
  box-shadow:
    0 1px 0 rgba(255,255,255,.03) inset,
    0 24px 60px -18px rgba(0,0,0,.6),
    0 10px 28px -12px rgba(0,0,0,.45);
}

/* Tablet: dropdown más estrecho */
@media (max-width: 1180px) {
  .hd-portfolio-mega { width: min(720px, 92vw); padding: 18px; }
  .hpm-item-text small { display: none; }
  .hpm-item { grid-template-columns: 30px 1fr auto; }
}

/* Mobile: dropdown se transforma en lista vertical accesible */
@media (max-width: 980px) {
  .hd-portfolio { display: none; }
}

/* Accessibility: si el usuario prefiere menos movimiento */
@media (prefers-reduced-motion: reduce) {
  .hd-nav-pill,
  .tc-track,
  [data-reveal],
  .hdp-card,
  .l-btn,
  .chip {
    transition-duration: 1ms !important;
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
  }
  .hd-portfolio-mega { transform: translate(-50%, 0); }
  .hd-portfolio:hover .hd-portfolio-caret { transform: none; }
}