/* ======================================================================
   FASE NUEVE — Apple Watch Ultra 4 landing v01
   Rugged editorial product-detail experience. No commerce or reservation logic.
   ====================================================================== */

.ultra4-landing-experience {
  overflow-x: clip;
  background: #07090d;
}

.f9-u4 {
  --u4-bg: #07090d;
  --u4-surface: #0e1219;
  --u4-surface-2: #141a23;
  --u4-surface-3: #1b222d;
  --u4-text: #f6f7f9;
  --u4-muted: #a5adba;
  --u4-soft: #cdd2da;
  --u4-line: rgba(255, 255, 255, .11);
  --u4-line-strong: rgba(255, 255, 255, .2);
  --u4-orange: var(--f9-accent, #ff5a1f);
  --u4-orange-soft: rgba(255, 90, 31, .14);
  --u4-green: #74e0b7;
  --u4-blue: #8fc8ff;
  --u4-yellow: #ffd479;
  --u4-radius-xl: 34px;
  --u4-radius-lg: 24px;
  --u4-radius-md: 16px;
  --u4-shadow: 0 30px 90px rgba(0, 0, 0, .32);
  color: var(--u4-text);
  background:
    radial-gradient(circle at 18% 7%, rgba(255, 90, 31, .09), transparent 28rem),
    radial-gradient(circle at 90% 17%, rgba(107, 182, 255, .07), transparent 30rem),
    var(--u4-bg);
  font-family: inherit;
  isolation: isolate;
}

html[data-resolved-scheme="light"] .f9-u4 {
  --u4-bg: #f3f4f6;
  --u4-surface: #ffffff;
  --u4-surface-2: #eef0f3;
  --u4-surface-3: #e5e8ec;
  --u4-text: #11141a;
  --u4-muted: #5d6571;
  --u4-soft: #353b44;
  --u4-line: rgba(17, 20, 26, .12);
  --u4-line-strong: rgba(17, 20, 26, .22);
  --u4-orange-soft: rgba(255, 90, 31, .1);
  --u4-shadow: 0 28px 80px rgba(22, 27, 36, .13);
}

.f9-u4 *,
.f9-u4 *::before,
.f9-u4 *::after { box-sizing: border-box; }

.f9-u4 img { display: block; max-width: 100%; }
.f9-u4 button,
.f9-u4 a { -webkit-tap-highlight-color: transparent; }
.f9-u4 a { color: inherit; }
.f9-u4 [hidden] { display: none !important; }
.f9-u4 .container { width: min(100% - 40px, 1280px); margin-inline: auto; }

.f9-u4-eyebrow {
  margin: 0 0 12px;
  color: var(--u4-orange);
  font-size: .72rem;
  font-weight: 850;
  letter-spacing: .16em;
  line-height: 1.25;
  text-transform: uppercase;
}

.f9-u4-evidence {
  display: inline-flex;
  align-items: center;
  min-height: 27px;
  padding: 5px 9px;
  border: 1px solid var(--u4-line);
  border-radius: 999px;
  color: var(--u4-soft);
  background: rgba(255, 255, 255, .045);
  font-size: .65rem;
  font-weight: 800;
  letter-spacing: .08em;
  line-height: 1;
  text-transform: uppercase;
  white-space: nowrap;
}

.f9-u4-evidence[data-evidence="official"] { color: var(--u4-green); border-color: rgba(116, 224, 183, .35); background: rgba(116, 224, 183, .08); }
.f9-u4-evidence[data-evidence="reported"] { color: var(--u4-blue); border-color: rgba(143, 200, 255, .34); background: rgba(143, 200, 255, .08); }
.f9-u4-evidence[data-evidence="rumor"] { color: var(--u4-yellow); border-color: rgba(255, 212, 121, .34); background: rgba(255, 212, 121, .08); }
.f9-u4-evidence[data-evidence="estimated"] { color: #ffb18f; border-color: rgba(255, 177, 143, .35); background: rgba(255, 90, 31, .1); }
.f9-u4-evidence[data-evidence="unknown"] { color: var(--u4-muted); }

/* Context strip */
.f9-u4-context {
  position: relative;
  border-bottom: 1px solid var(--u4-line);
  background: rgba(6, 8, 12, .78);
  backdrop-filter: blur(18px);
}

html[data-resolved-scheme="light"] .f9-u4-context { background: rgba(255, 255, 255, .84); }

.f9-u4-context .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  min-height: 50px;
  padding-block: 8px;
}

.f9-u4-context p {
  margin: 0;
  color: var(--u4-soft);
  font-size: .82rem;
  line-height: 1.45;
}

.f9-u4-context strong { color: var(--u4-text); }
.f9-u4-context a {
  flex: 0 0 auto;
  color: var(--u4-orange);
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .07em;
  text-decoration: none;
  text-transform: uppercase;
}
.f9-u4-context a:hover { text-decoration: underline; text-underline-offset: 4px; }

/* Hero / PDP */
.f9-u4-hero { position: relative; padding: clamp(34px, 5vw, 74px) 0 34px; }
.f9-u4-hero::before {
  position: absolute;
  inset: 0 0 auto;
  height: 72%;
  content: "";
  pointer-events: none;
  background:
    linear-gradient(120deg, rgba(255, 255, 255, .025), transparent 42%),
    radial-gradient(circle at 48% 26%, rgba(255, 90, 31, .1), transparent 23rem);
  z-index: -1;
}

.f9-u4-breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 24px;
  color: var(--u4-muted);
  font-size: .75rem;
  line-height: 1.4;
}
.f9-u4-breadcrumbs a { text-decoration: none; }
.f9-u4-breadcrumbs a:hover { color: var(--u4-text); }
.f9-u4-breadcrumbs span[aria-hidden] { opacity: .55; }

.f9-u4-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(360px, .88fr);
  gap: clamp(28px, 4.2vw, 62px);
  align-items: start;
}

.f9-u4-gallery { min-width: 0; }
.f9-u4-gallery__main {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 520px;
  overflow: hidden;
  border: 1px solid var(--u4-line);
  border-radius: var(--u4-radius-xl);
  background:
    linear-gradient(145deg, rgba(255,255,255,.07), rgba(255,255,255,.01)),
    #eceef1;
  box-shadow: var(--u4-shadow);
}
html[data-resolved-scheme="light"] .f9-u4-gallery__main { background: #e9ebee; }

.f9-u4-gallery__main::after {
  position: absolute;
  inset: auto 10% 3%;
  height: 24%;
  content: "";
  background: radial-gradient(ellipse, rgba(11, 14, 20, .2), transparent 65%);
  filter: blur(18px);
  pointer-events: none;
}

.f9-u4-gallery__picture {
  display: grid;
  place-items: center;
  width: 100%;
  height: 100%;
  padding: clamp(16px, 3.2vw, 42px);
}
.f9-u4-gallery__picture img {
  width: 100%;
  max-height: 620px;
  object-fit: contain;
  transition: opacity .22s ease, transform .32s ease;
  z-index: 1;
}
.f9-u4-gallery__main[data-switching="true"] img { opacity: .1; transform: scale(.985); }

.f9-u4-gallery__concept {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 3;
  padding: 7px 10px;
  border: 1px solid rgba(15, 18, 24, .18);
  border-radius: 999px;
  color: #171a20;
  background: rgba(255, 255, 255, .82);
  backdrop-filter: blur(12px);
  font-size: .66rem;
  font-weight: 850;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.f9-u4-gallery__zoom {
  position: absolute;
  right: 16px;
  bottom: 16px;
  z-index: 4;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 14px;
  border: 1px solid rgba(15, 18, 24, .18);
  border-radius: 999px;
  color: #171a20;
  background: rgba(255, 255, 255, .9);
  box-shadow: 0 10px 30px rgba(0,0,0,.12);
  cursor: pointer;
  font: inherit;
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .05em;
  text-transform: uppercase;
}
.f9-u4-gallery__zoom svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.f9-u4-gallery__zoom:hover { transform: translateY(-2px); }

.f9-u4-gallery__caption {
  min-height: 42px;
  margin: 12px 4px 0;
  color: var(--u4-muted);
  font-size: .78rem;
  line-height: 1.55;
}

.f9-u4-thumbs {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  margin-top: 12px;
}
.f9-u4-thumb {
  position: relative;
  aspect-ratio: 1.24 / 1;
  overflow: hidden;
  padding: 0;
  border: 1px solid var(--u4-line);
  border-radius: 14px;
  background: #e8eaed;
  cursor: pointer;
}
.f9-u4-thumb img { width: 100%; height: 100%; object-fit: cover; }
.f9-u4-thumb::after {
  position: absolute;
  inset: 0;
  border: 2px solid transparent;
  border-radius: inherit;
  content: "";
  transition: border-color .2s ease, box-shadow .2s ease;
}
.f9-u4-thumb[aria-current="true"]::after { border-color: var(--u4-orange); box-shadow: inset 0 0 0 2px rgba(255,255,255,.6); }
.f9-u4-thumb:hover::after { border-color: rgba(255,90,31,.58); }

.f9-u4-summary {
  position: sticky;
  top: 18px;
  min-width: 0;
  padding: clamp(24px, 3vw, 38px);
  border: 1px solid var(--u4-line);
  border-radius: var(--u4-radius-xl);
  background: linear-gradient(145deg, rgba(255,255,255,.065), rgba(255,255,255,.018)), var(--u4-surface);
  box-shadow: var(--u4-shadow);
}
.f9-u4-summary__top { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-bottom: 24px; }
.f9-u4-summary__status {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 7px 11px;
  border: 1px solid rgba(255,90,31,.34);
  border-radius: 999px;
  color: #ffad8d;
  background: var(--u4-orange-soft);
  font-size: .67rem;
  font-weight: 900;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.f9-u4-summary__updated { color: var(--u4-muted); font-size: .72rem; }
.f9-u4-summary h1 {
  margin: 0;
  max-width: 12ch;
  font-size: clamp(2.45rem, 5vw, 4.65rem);
  font-weight: 860;
  letter-spacing: -.065em;
  line-height: .94;
}
.f9-u4-summary__qualifier { margin: 13px 0 0; color: var(--u4-orange); font-size: .76rem; font-weight: 780; letter-spacing: .035em; }
.f9-u4-summary h2 { margin: 30px 0 12px; max-width: 21ch; color: var(--u4-soft); font-size: clamp(1.24rem, 2vw, 1.65rem); font-weight: 720; letter-spacing: -.025em; line-height: 1.25; }
.f9-u4-summary__description { margin: 0; color: var(--u4-muted); font-size: .96rem; line-height: 1.7; }

.f9-u4-commercial {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin: 28px 0 20px;
}
.f9-u4-commercial__item {
  min-width: 0;
  padding: 16px;
  border: 1px solid var(--u4-line);
  border-radius: var(--u4-radius-md);
  background: rgba(255,255,255,.035);
}
.f9-u4-commercial__item > span { display: block; margin-bottom: 7px; color: var(--u4-muted); font-size: .66rem; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
.f9-u4-commercial__item strong { display: block; color: var(--u4-text); font-size: 1rem; line-height: 1.3; }
.f9-u4-commercial__item small { display: block; margin-top: 7px; color: var(--u4-muted); font-size: .72rem; line-height: 1.4; }
.f9-u4-commercial__item em { display: block; margin-top: 5px; color: #ffad8d; font-size: .67rem; font-style: normal; }

.f9-u4-actions { display: grid; gap: 10px; }
.f9-u4-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 52px;
  padding: 13px 18px;
  border: 1px solid transparent;
  border-radius: 14px;
  font-size: .75rem;
  font-weight: 900;
  letter-spacing: .07em;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  text-transform: uppercase;
  transition: transform .2s ease, border-color .2s ease, background .2s ease, box-shadow .2s ease;
}
.f9-u4-btn svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.f9-u4-btn--primary { color: #fff; background: var(--u4-orange); box-shadow: 0 14px 30px rgba(255,90,31,.22); }
.f9-u4-btn--primary:hover { transform: translateY(-2px); box-shadow: 0 18px 38px rgba(255,90,31,.3); }
.f9-u4-btn--secondary { color: var(--u4-text); border-color: var(--u4-line-strong); background: rgba(255,255,255,.035); }
.f9-u4-btn--secondary:hover { border-color: var(--u4-orange); background: var(--u4-orange-soft); }
.f9-u4-summary__note { margin: 11px 2px 0; color: var(--u4-muted); font-size: .72rem; line-height: 1.5; }

.f9-u4-facts {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 22px;
}
.f9-u4-fact {
  min-width: 0;
  padding: 17px 18px;
  border: 1px solid var(--u4-line);
  border-radius: 17px;
  background: rgba(255,255,255,.028);
}
.f9-u4-fact__top { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.f9-u4-fact__top span:first-child { color: var(--u4-muted); font-size: .67rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.f9-u4-fact strong { display: block; margin-top: 10px; font-size: 1rem; line-height: 1.25; }
.f9-u4-fact p { margin: 6px 0 0; color: var(--u4-muted); font-size: .72rem; line-height: 1.4; }

/* Sticky section nav */
.f9-u4-subnav {
  position: sticky;
  top: 0;
  z-index: 20;
  border-block: 1px solid var(--u4-line);
  background: rgba(7, 9, 13, .88);
  backdrop-filter: blur(18px);
}
html[data-resolved-scheme="light"] .f9-u4-subnav { background: rgba(246,247,249,.9); }
.f9-u4-subnav .container {
  display: flex;
  align-items: center;
  gap: 4px;
  min-height: 56px;
  overflow-x: auto;
  scrollbar-width: none;
}
.f9-u4-subnav .container::-webkit-scrollbar { display: none; }
.f9-u4-subnav a {
  position: relative;
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 14px;
  border-radius: 10px;
  color: var(--u4-muted);
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .045em;
  text-decoration: none;
  text-transform: uppercase;
}
.f9-u4-subnav a:hover,
.f9-u4-subnav a[aria-current="true"] { color: var(--u4-text); background: rgba(255,255,255,.055); }
.f9-u4-subnav a[aria-current="true"]::after {
  position: absolute;
  right: 14px;
  bottom: 2px;
  left: 14px;
  height: 2px;
  border-radius: 2px;
  background: var(--u4-orange);
  content: "";
}

/* Shared sections */
.f9-u4-section { padding: clamp(70px, 9vw, 128px) 0; scroll-margin-top: 76px; }
.f9-u4-section--tight { padding-top: 0; }
.f9-u4-section--surface { border-block: 1px solid var(--u4-line); background: rgba(255,255,255,.018); }
.f9-u4-section__heading {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, .75fr);
  gap: 32px;
  align-items: end;
  margin-bottom: clamp(30px, 5vw, 56px);
}
.f9-u4-section__heading h2 {
  margin: 0;
  max-width: 19ch;
  font-size: clamp(2rem, 4.6vw, 4rem);
  font-weight: 850;
  letter-spacing: -.055em;
  line-height: 1;
}
.f9-u4-section__heading > p { margin: 0; max-width: 60ch; color: var(--u4-muted); font-size: .98rem; line-height: 1.75; }

.f9-u4-legend { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }

/* Evidence details */
.f9-u4-details { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 13px; }
.f9-u4-detail {
  overflow: clip;
  border: 1px solid var(--u4-line);
  border-radius: var(--u4-radius-lg);
  background: linear-gradient(145deg, rgba(255,255,255,.045), rgba(255,255,255,.012)), var(--u4-surface);
}
.f9-u4-detail[open] { border-color: var(--u4-line-strong); box-shadow: 0 18px 48px rgba(0,0,0,.13); }
.f9-u4-detail summary {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px;
  min-height: 142px;
  padding: 22px 22px 20px;
  list-style: none;
  cursor: pointer;
}
.f9-u4-detail summary::-webkit-details-marker { display: none; }
.f9-u4-detail summary h3 { margin: 0; font-size: 1.18rem; letter-spacing: -.025em; }
.f9-u4-detail summary p { margin: 9px 0 0; color: var(--u4-muted); font-size: .78rem; line-height: 1.5; }
.f9-u4-detail__plus {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border: 1px solid var(--u4-line);
  border-radius: 50%;
  color: var(--u4-muted);
  font-size: 1.1rem;
  transition: transform .2s ease, color .2s ease, border-color .2s ease;
}
.f9-u4-detail[open] .f9-u4-detail__plus { transform: rotate(45deg); color: var(--u4-orange); border-color: rgba(255,90,31,.4); }
.f9-u4-detail__evidence { position: absolute; left: 22px; bottom: 16px; }
.f9-u4-detail__body { padding: 0 22px 24px; border-top: 1px solid var(--u4-line); }
.f9-u4-detail__body > p { margin: 20px 0 0; color: var(--u4-soft); font-size: .88rem; line-height: 1.7; }
.f9-u4-detail__body ul { display: grid; gap: 9px; margin: 18px 0 0; padding: 0; list-style: none; }
.f9-u4-detail__body li { position: relative; padding-left: 18px; color: var(--u4-muted); font-size: .8rem; line-height: 1.55; }
.f9-u4-detail__body li::before { position: absolute; top: .62em; left: 0; width: 6px; height: 6px; border-radius: 50%; background: var(--u4-orange); content: ""; }

/* Editorial spotlights */
.f9-u4-spotlights { display: grid; gap: 20px; }
.f9-u4-spotlight {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, .75fr);
  min-height: 500px;
  overflow: hidden;
  border: 1px solid var(--u4-line);
  border-radius: var(--u4-radius-xl);
  background: var(--u4-surface);
}
.f9-u4-spotlight:nth-child(even) { grid-template-columns: minmax(320px, .75fr) minmax(0, 1.05fr); }
.f9-u4-spotlight:nth-child(even) .f9-u4-spotlight__media { order: 2; }
.f9-u4-spotlight__media { position: relative; min-height: 420px; overflow: hidden; background: #eaecf0; }
.f9-u4-spotlight__media img { width: 100%; height: 100%; object-fit: cover; }
.f9-u4-spotlight__media span { position: absolute; left: 16px; bottom: 16px; padding: 7px 10px; border-radius: 999px; color: #171a20; background: rgba(255,255,255,.86); font-size: .65rem; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.f9-u4-spotlight__copy { display: flex; flex-direction: column; justify-content: center; padding: clamp(32px, 5vw, 68px); }
.f9-u4-spotlight__copy h3 { margin: 14px 0 18px; max-width: 18ch; font-size: clamp(1.8rem, 3.5vw, 3.2rem); font-weight: 840; letter-spacing: -.05em; line-height: 1.04; }
.f9-u4-spotlight__copy p { margin: 0; max-width: 54ch; color: var(--u4-muted); font-size: .96rem; line-height: 1.75; }

/* Comparison */
.f9-u4-compare-wrap { position: relative; overflow-x: auto; border: 1px solid var(--u4-line); border-radius: var(--u4-radius-xl); background: var(--u4-surface); box-shadow: 0 22px 65px rgba(0,0,0,.14); scrollbar-color: var(--u4-orange) transparent; }
.f9-u4-compare { width: 100%; min-width: 880px; border-collapse: separate; border-spacing: 0; }
.f9-u4-compare th,
.f9-u4-compare td { padding: 18px 20px; border-bottom: 1px solid var(--u4-line); vertical-align: top; text-align: left; }
.f9-u4-compare thead th { position: sticky; top: 0; z-index: 2; color: var(--u4-text); background: var(--u4-surface-2); font-size: .78rem; font-weight: 850; letter-spacing: .05em; text-transform: uppercase; }
.f9-u4-compare th:first-child,
.f9-u4-compare td:first-child { position: sticky; left: 0; z-index: 1; width: 24%; min-width: 200px; background: var(--u4-surface); }
.f9-u4-compare thead th:first-child { z-index: 3; background: var(--u4-surface-2); }
.f9-u4-compare tbody tr:last-child td { border-bottom: 0; }
.f9-u4-compare tbody tr:hover td { background-color: rgba(255,255,255,.024); }
.f9-u4-compare tbody tr:hover td:first-child { background: var(--u4-surface-2); }
.f9-u4-compare td:first-child { color: var(--u4-soft); font-size: .78rem; font-weight: 800; }
.f9-u4-compare td:not(:first-child) { color: var(--u4-muted); font-size: .82rem; line-height: 1.55; }
.f9-u4-compare td:nth-child(3) { color: var(--u4-soft); }
.f9-u4-compare__cell { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.f9-u4-compare-note { margin: 12px 4px 0; color: var(--u4-muted); font-size: .74rem; line-height: 1.5; }

/* Audience guidance */
.f9-u4-audiences { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.f9-u4-audience { display: flex; flex-direction: column; min-height: 270px; padding: 24px; border: 1px solid var(--u4-line); border-radius: var(--u4-radius-lg); background: linear-gradient(155deg, rgba(255,255,255,.05), rgba(255,255,255,.012)); }
.f9-u4-audience__index { display: grid; place-items: center; width: 34px; height: 34px; margin-bottom: 28px; border: 1px solid rgba(255,90,31,.34); border-radius: 50%; color: var(--u4-orange); background: var(--u4-orange-soft); font-size: .72rem; font-weight: 900; }
.f9-u4-audience h3 { margin: 0 0 12px; font-size: 1.08rem; line-height: 1.25; }
.f9-u4-audience p { margin: 0; color: var(--u4-muted); font-size: .8rem; line-height: 1.65; }
.f9-u4-audience strong { margin-top: auto; padding-top: 22px; color: var(--u4-orange); font-size: .68rem; letter-spacing: .08em; text-transform: uppercase; }

/* Pricing */
.f9-u4-pricing { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.f9-u4-price-card { position: relative; overflow: hidden; min-height: 310px; padding: clamp(28px, 4vw, 48px); border: 1px solid var(--u4-line); border-radius: var(--u4-radius-xl); background: var(--u4-surface); }
.f9-u4-price-card::before { position: absolute; top: -90px; right: -90px; width: 230px; height: 230px; border-radius: 50%; background: rgba(255,255,255,.035); content: ""; }
.f9-u4-price-card--estimate { border-color: rgba(255,90,31,.25); background: linear-gradient(145deg, rgba(255,90,31,.09), rgba(255,255,255,.015)), var(--u4-surface); }
.f9-u4-price-card span { color: var(--u4-muted); font-size: .7rem; font-weight: 850; letter-spacing: .09em; text-transform: uppercase; }
.f9-u4-price-card h3 { margin: 34px 0 8px; font-size: clamp(1.3rem, 2.6vw, 2rem); letter-spacing: -.035em; }
.f9-u4-price-card strong { display: block; color: var(--u4-text); font-size: clamp(1.65rem, 3.2vw, 2.6rem); letter-spacing: -.05em; line-height: 1.1; }
.f9-u4-price-card p { margin: 18px 0 0; max-width: 55ch; color: var(--u4-muted); font-size: .84rem; line-height: 1.65; }

/* Reservation and article */
.f9-u4-reservation {
  position: relative;
  overflow: hidden;
  padding: clamp(34px, 6vw, 70px);
  border: 1px solid rgba(255,90,31,.26);
  border-radius: var(--u4-radius-xl);
  background:
    radial-gradient(circle at 85% 20%, rgba(255,90,31,.19), transparent 20rem),
    linear-gradient(135deg, rgba(255,90,31,.08), rgba(255,255,255,.02)),
    var(--u4-surface);
}
.f9-u4-reservation::after { position: absolute; right: -60px; bottom: -110px; width: 310px; height: 310px; border: 1px solid rgba(255,255,255,.08); border-radius: 50%; content: ""; }
.f9-u4-reservation__grid { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, 1fr) minmax(300px, .65fr); gap: 46px; align-items: center; }
.f9-u4-reservation h2 { margin: 0 0 16px; max-width: 15ch; font-size: clamp(2rem, 4.7vw, 4rem); letter-spacing: -.06em; line-height: 1; }
.f9-u4-reservation p { margin: 0; max-width: 62ch; color: var(--u4-muted); line-height: 1.75; }
.f9-u4-reservation__panel { padding: 22px; border: 1px solid var(--u4-line); border-radius: 20px; background: rgba(0,0,0,.15); backdrop-filter: blur(12px); }
html[data-resolved-scheme="light"] .f9-u4-reservation__panel { background: rgba(255,255,255,.58); }
.f9-u4-reservation__state { display: inline-flex; padding: 8px 10px; border: 1px solid var(--u4-line); border-radius: 999px; color: var(--u4-muted); font-size: .67rem; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.f9-u4-reservation ol { display: grid; gap: 12px; margin: 20px 0; padding: 0; list-style: none; counter-reset: u4steps; }
.f9-u4-reservation li { position: relative; padding-left: 34px; color: var(--u4-soft); font-size: .8rem; line-height: 1.5; counter-increment: u4steps; }
.f9-u4-reservation li::before { position: absolute; top: 0; left: 0; display: grid; place-items: center; width: 23px; height: 23px; border-radius: 50%; color: #fff; background: var(--u4-orange); content: counter(u4steps); font-size: .65rem; font-weight: 900; }
.f9-u4-reservation__note { padding-top: 16px; border-top: 1px solid var(--u4-line); color: var(--u4-muted) !important; font-size: .73rem; }

.f9-u4-article {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: center;
  padding: clamp(28px, 5vw, 52px);
  border: 1px solid var(--u4-line);
  border-radius: var(--u4-radius-xl);
  background: linear-gradient(135deg, rgba(143,200,255,.07), rgba(255,255,255,.015)), var(--u4-surface);
}
.f9-u4-article h2 { margin: 0 0 12px; max-width: 23ch; font-size: clamp(1.65rem, 3.2vw, 2.8rem); letter-spacing: -.045em; line-height: 1.08; }
.f9-u4-article p { margin: 0; max-width: 60ch; color: var(--u4-muted); line-height: 1.65; }
.f9-u4-article a { min-width: 180px; }

/* Sources and FAQ */
.f9-u4-sources { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.f9-u4-source { display: grid; grid-template-columns: auto 1fr auto; gap: 12px; align-items: start; padding: 18px; border: 1px solid var(--u4-line); border-radius: 16px; background: rgba(255,255,255,.025); text-decoration: none; }
.f9-u4-source:hover { border-color: var(--u4-line-strong); background: rgba(255,255,255,.045); }
.f9-u4-source__tier { display: grid; place-items: center; width: 30px; height: 30px; border: 1px solid var(--u4-line); border-radius: 9px; color: var(--u4-orange); font-size: .62rem; font-weight: 900; text-transform: uppercase; }
.f9-u4-source strong { display: block; font-size: .83rem; line-height: 1.35; }
.f9-u4-source p { margin: 5px 0 0; color: var(--u4-muted); font-size: .72rem; line-height: 1.45; }
.f9-u4-source svg { width: 18px; height: 18px; fill: none; stroke: var(--u4-muted); stroke-width: 1.8; }

.f9-u4-faq { display: grid; max-width: 930px; margin-inline: auto; border-top: 1px solid var(--u4-line); }
.f9-u4-faq details { border-bottom: 1px solid var(--u4-line); }
.f9-u4-faq summary { display: grid; grid-template-columns: 1fr auto; gap: 20px; align-items: center; min-height: 76px; padding: 18px 4px; list-style: none; cursor: pointer; font-size: 1rem; font-weight: 720; }
.f9-u4-faq summary::-webkit-details-marker { display: none; }
.f9-u4-faq summary span:last-child { display: grid; place-items: center; width: 32px; height: 32px; border: 1px solid var(--u4-line); border-radius: 50%; color: var(--u4-muted); transition: transform .2s ease; }
.f9-u4-faq details[open] summary span:last-child { transform: rotate(45deg); color: var(--u4-orange); }
.f9-u4-faq p { margin: 0; padding: 0 50px 22px 4px; color: var(--u4-muted); font-size: .88rem; line-height: 1.7; }

/* Error, no-script, mobile bar */
.f9-u4-error { padding: 70px 20px; }
.f9-u4-error > div { max-width: 620px; margin: auto; padding: 32px; border: 1px solid rgba(255,90,31,.28); border-radius: 24px; background: var(--u4-surface); text-align: center; }
.f9-u4-error h2 { margin: 0 0 10px; }
.f9-u4-error p { color: var(--u4-muted); }
.f9-u4-error button { min-height: 46px; padding: 10px 18px; border: 0; border-radius: 12px; color: #fff; background: var(--u4-orange); cursor: pointer; font: inherit; font-weight: 800; }
.f9-u4-noscript { margin-block: 24px; padding: 18px; border: 1px solid var(--u4-line); border-radius: 16px; color: var(--u4-muted); background: var(--u4-surface); }
.f9-u4-mobile-bar { display: none; }

/* Lightbox */
.f9-u4-lightbox {
  width: min(94vw, 1120px);
  max-width: none;
  height: min(92vh, 860px);
  max-height: none;
  margin: auto;
  padding: 0;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.17);
  border-radius: 24px;
  color: #f6f7f9;
  background: #080a0f;
  box-shadow: 0 40px 130px rgba(0,0,0,.65);
}
.f9-u4-lightbox::backdrop { background: rgba(0,0,0,.82); backdrop-filter: blur(8px); }
.f9-u4-lightbox__top { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 62px; padding: 12px 16px 12px 20px; border-bottom: 1px solid rgba(255,255,255,.12); }
.f9-u4-lightbox__top strong { font-size: .8rem; letter-spacing: .06em; text-transform: uppercase; }
.f9-u4-lightbox__tools { display: flex; gap: 6px; }
.f9-u4-lightbox__tools button { display: grid; place-items: center; min-width: 38px; height: 38px; padding: 0 9px; border: 1px solid rgba(255,255,255,.16); border-radius: 10px; color: #fff; background: rgba(255,255,255,.05); cursor: pointer; font: inherit; }
.f9-u4-lightbox__viewport { position: relative; display: grid; place-items: center; height: calc(100% - 112px); overflow: hidden; background: #eceef1; }
.f9-u4-lightbox__canvas { display: grid; place-items: center; width: 100%; height: 100%; overflow: auto; }
.f9-u4-lightbox__canvas img { max-width: 92%; max-height: 92%; object-fit: contain; transform-origin: center; transition: transform .18s ease; }
.f9-u4-lightbox__nav { position: absolute; top: 50%; z-index: 4; display: grid; place-items: center; width: 46px; height: 46px; border: 1px solid rgba(0,0,0,.15); border-radius: 50%; color: #171a20; background: rgba(255,255,255,.9); cursor: pointer; font-size: 1.8rem; transform: translateY(-50%); }
.f9-u4-lightbox__nav--prev { left: 14px; }
.f9-u4-lightbox__nav--next { right: 14px; }
.f9-u4-lightbox > p { height: 50px; margin: 0; padding: 14px 20px; overflow: hidden; color: #b9c0ca; font-size: .75rem; text-overflow: ellipsis; white-space: nowrap; }

/* Focus */
.f9-u4 a:focus-visible,
.f9-u4 button:focus-visible,
.f9-u4 summary:focus-visible { outline: 3px solid rgba(255, 126, 76, .75); outline-offset: 3px; }

@media (max-width: 1120px) {
  .f9-u4-hero__grid { grid-template-columns: minmax(0, 1fr) minmax(330px, .82fr); gap: 28px; }
  .f9-u4-gallery__main { min-height: 460px; }
  .f9-u4-details { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .f9-u4-audiences { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
  .f9-u4-hero__grid { grid-template-columns: 1fr; }
  .f9-u4-summary { position: relative; top: auto; }
  .f9-u4-summary h1 { max-width: none; }
  .f9-u4-section__heading { grid-template-columns: 1fr; gap: 18px; }
  .f9-u4-spotlight,
  .f9-u4-spotlight:nth-child(even) { grid-template-columns: 1fr; }
  .f9-u4-spotlight:nth-child(even) .f9-u4-spotlight__media { order: 0; }
  .f9-u4-spotlight__media { min-height: 360px; }
  .f9-u4-pricing { grid-template-columns: 1fr; }
  .f9-u4-reservation__grid { grid-template-columns: 1fr; }
  .f9-u4-article { grid-template-columns: 1fr; }
  .f9-u4-article a { width: fit-content; }
  .f9-u4-sources { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  .ultra4-landing-experience { padding-bottom: 72px; }
  .f9-u4 .container { width: min(100% - 28px, 1280px); }
  .f9-u4-context .container { align-items: flex-start; gap: 10px; }
  .f9-u4-context p { font-size: .73rem; }
  .f9-u4-context a { display: none; }
  .f9-u4-hero { padding-top: 25px; }
  .f9-u4-breadcrumbs { margin-bottom: 18px; overflow: hidden; white-space: nowrap; }
  .f9-u4-gallery__main { min-height: 350px; border-radius: 24px; }
  .f9-u4-gallery__picture { padding: 10px; }
  .f9-u4-gallery__picture img { max-height: 420px; }
  .f9-u4-gallery__zoom span { display: none; }
  .f9-u4-gallery__zoom { width: 44px; padding: 0; }
  .f9-u4-gallery__concept { top: 11px; left: 11px; }
  .f9-u4-thumbs { display: flex; gap: 9px; overflow-x: auto; padding: 2px 2px 7px; scroll-snap-type: x proximity; scrollbar-width: none; }
  .f9-u4-thumbs::-webkit-scrollbar { display: none; }
  .f9-u4-thumb { flex: 0 0 86px; scroll-snap-align: start; }
  .f9-u4-summary { padding: 23px 20px; border-radius: 24px; }
  .f9-u4-summary h1 { font-size: clamp(2.45rem, 13vw, 3.55rem); }
  .f9-u4-summary h2 { margin-top: 23px; }
  .f9-u4-commercial { grid-template-columns: 1fr; }
  .f9-u4-facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .f9-u4-subnav .container { width: 100%; padding-inline: 14px; }
  .f9-u4-section { padding: 72px 0; }
  .f9-u4-section__heading h2 { font-size: clamp(2.15rem, 11vw, 3.2rem); }
  .f9-u4-details { grid-template-columns: 1fr; }
  .f9-u4-detail summary { min-height: 128px; }
  .f9-u4-spotlight { min-height: 0; border-radius: 24px; }
  .f9-u4-spotlight__media { min-height: 290px; }
  .f9-u4-spotlight__copy { padding: 27px 22px 30px; }
  .f9-u4-spotlight__copy h3 { font-size: 2rem; }
  .f9-u4-audiences { grid-template-columns: 1fr; }
  .f9-u4-audience { min-height: 230px; }
  .f9-u4-price-card { min-height: 280px; padding: 28px 22px; border-radius: 24px; }
  .f9-u4-reservation { padding: 30px 22px; border-radius: 24px; }
  .f9-u4-reservation__panel { padding: 18px; }
  .f9-u4-article { padding: 28px 22px; border-radius: 24px; }
  .f9-u4-article a { width: 100%; }
  .f9-u4-source { grid-template-columns: auto 1fr; }
  .f9-u4-source svg { display: none; }
  .f9-u4-faq summary { min-height: 70px; font-size: .9rem; }
  .f9-u4-faq p { padding-right: 38px; }
  .f9-u4-mobile-bar {
    position: fixed;
    right: 10px;
    bottom: max(10px, env(safe-area-inset-bottom));
    left: 10px;
    z-index: 60;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 8px;
    padding: 8px;
    border: 1px solid rgba(255,255,255,.13);
    border-radius: 18px;
    background: rgba(8,10,15,.92);
    box-shadow: 0 18px 50px rgba(0,0,0,.38);
    backdrop-filter: blur(18px);
  }
  html[data-resolved-scheme="light"] .f9-u4-mobile-bar { border-color: rgba(17,20,26,.13); background: rgba(255,255,255,.92); }
  .f9-u4-mobile-bar a { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 10px 15px; border-radius: 12px; font-size: .7rem; font-weight: 900; letter-spacing: .05em; text-decoration: none; text-transform: uppercase; }
  .f9-u4-mobile-bar a:first-child { color: #fff; background: var(--u4-orange); }
  .f9-u4-mobile-bar a:last-child { border: 1px solid var(--u4-line); color: var(--u4-text); }
  .ultra4-landing-experience > .f9-floating-tools { bottom: calc(86px + env(safe-area-inset-bottom)) !important; }
  .f9-u4-lightbox { width: 96vw; height: 86vh; border-radius: 18px; }
  .f9-u4-lightbox__tools button:nth-child(-n+3) { display: none; }
  .f9-u4-lightbox__viewport { height: calc(100% - 108px); }
}

@media (max-width: 390px) {
  .f9-u4 .container { width: min(100% - 22px, 1280px); }
  .f9-u4-gallery__main { min-height: 315px; }
  .f9-u4-facts { grid-template-columns: 1fr; }
  .f9-u4-fact { padding: 15px 16px; }
  .f9-u4-mobile-bar a:first-child { font-size: .64rem; }
}

@media (prefers-reduced-motion: reduce) {
  .f9-u4 *,
  .f9-u4 *::before,
  .f9-u4 *::after { scroll-behavior: auto !important; animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
}


/* ======================================================================
   ULTRA 4 DIRECTION — terrain, endurance, precision
   Keeps the FASE NUEVE system while differentiating the rugged flagship.
   ====================================================================== */

.ultra4-landing-experience {
  background: #050607;
}

.f9-u4 {
  --u4-bg: #050607;
  --u4-surface: #0b0d10;
  --u4-surface-2: #12161b;
  --u4-surface-3: #191f26;
  --u4-text: #f7f8f9;
  --u4-muted: #9ea7b2;
  --u4-soft: #d3d8de;
  --u4-line: rgba(255, 255, 255, .115);
  --u4-line-strong: rgba(255, 255, 255, .24);
  --u4-orange: var(--f9-accent, #ff5a1f);
  --u4-orange-soft: rgba(255, 90, 31, .14);
  --u4-green: #86e6bd;
  --u4-blue: #9fcfff;
  --u4-yellow: #ffd27a;
  --u4-radius-xl: 26px;
  --u4-radius-lg: 19px;
  --u4-radius-md: 13px;
  --u4-shadow: 0 32px 110px rgba(0, 0, 0, .46);
  background:
    radial-gradient(circle at 84% 4%, rgba(255, 90, 31, .12), transparent 30rem),
    radial-gradient(circle at 14% 24%, rgba(255, 255, 255, .035), transparent 26rem),
    linear-gradient(180deg, #050607 0, #090b0e 54%, #050607 100%);
}

html[data-resolved-scheme="light"] .f9-u4 {
  --u4-bg: #f0f1f2;
  --u4-surface: #ffffff;
  --u4-surface-2: #e9ecef;
  --u4-surface-3: #dfe3e7;
  --u4-text: #111317;
  --u4-muted: #5c6570;
  --u4-soft: #2f353d;
  --u4-line: rgba(17, 19, 23, .13);
  --u4-line-strong: rgba(17, 19, 23, .24);
  --u4-orange-soft: rgba(255, 90, 31, .1);
  --u4-shadow: 0 28px 90px rgba(18, 23, 30, .16);
  background:
    radial-gradient(circle at 84% 4%, rgba(255, 90, 31, .08), transparent 30rem),
    linear-gradient(180deg, #f0f1f2, #f7f8f9 48%, #eef0f2);
}

.f9-u4-hero {
  overflow: hidden;
  padding-top: clamp(30px, 4.6vw, 68px);
}

.f9-u4-hero::before {
  inset: -4% -6% auto;
  height: 86%;
  opacity: .9;
  background:
    repeating-radial-gradient(ellipse at 20% 38%, transparent 0 32px, rgba(255,255,255,.026) 33px 34px, transparent 35px 60px),
    radial-gradient(circle at 56% 27%, rgba(255, 90, 31, .15), transparent 25rem),
    linear-gradient(120deg, rgba(255, 255, 255, .026), transparent 43%);
  transform: rotate(-2deg) scale(1.05);
}

.f9-u4-hero__grid {
  grid-template-columns: minmax(0, 1.18fr) minmax(350px, .82fr);
  gap: clamp(28px, 4.6vw, 70px);
}

.f9-u4-gallery__main {
  min-height: 570px;
  border-color: rgba(255, 255, 255, .16);
  background:
    linear-gradient(140deg, rgba(255,255,255,.045), rgba(0,0,0,.08)),
    #080a0d;
  box-shadow: 0 40px 130px rgba(0, 0, 0, .5);
}

html[data-resolved-scheme="light"] .f9-u4-gallery__main {
  background: #dfe2e4;
}

.f9-u4-gallery__main::before {
  position: absolute;
  inset: -28%;
  content: "";
  pointer-events: none;
  opacity: .52;
  background:
    repeating-radial-gradient(ellipse at 58% 42%, transparent 0 40px, rgba(255,255,255,.045) 41px 42px, transparent 43px 76px);
  transform: rotate(13deg);
}

.f9-u4-gallery__main::after {
  inset: auto 7% 1%;
  height: 30%;
  background: radial-gradient(ellipse, rgba(0,0,0,.54), transparent 68%);
}

.f9-u4-gallery__picture {
  padding: clamp(10px, 2.3vw, 28px);
}

.f9-u4-gallery__picture img {
  max-height: 680px;
  filter: drop-shadow(0 26px 42px rgba(0,0,0,.36));
}

.f9-u4-gallery__concept,
.f9-u4-gallery__zoom {
  border-color: rgba(255,255,255,.16);
  color: #f5f6f7;
  background: rgba(7, 9, 12, .72);
  backdrop-filter: blur(18px);
}

html[data-resolved-scheme="light"] .f9-u4-gallery__concept,
html[data-resolved-scheme="light"] .f9-u4-gallery__zoom {
  border-color: rgba(17,19,23,.15);
  color: #171a20;
  background: rgba(255,255,255,.84);
}

.f9-u4-thumb {
  background: #0a0c0f;
}

html[data-resolved-scheme="light"] .f9-u4-thumb {
  background: #e4e7e9;
}

.f9-u4-summary {
  padding-top: clamp(4px, 1.4vw, 18px);
}

.f9-u4-summary h1 {
  max-width: 10ch;
  font-size: clamp(3rem, 6vw, 6.3rem);
  letter-spacing: -.075em;
  line-height: .88;
  text-wrap: balance;
}

.f9-u4-summary h1::after {
  display: block;
  width: 88px;
  height: 4px;
  margin-top: 25px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--u4-orange), transparent);
  content: "";
}

.f9-u4-summary h2 {
  max-width: 24ch;
}

.f9-u4-summary__status {
  border-color: rgba(255, 90, 31, .4);
  background: rgba(255, 90, 31, .13);
  box-shadow: inset 0 0 0 1px rgba(255, 90, 31, .04);
}

.f9-u4-commercial__item {
  position: relative;
  overflow: hidden;
  border-radius: 14px;
  background: linear-gradient(145deg, rgba(255,255,255,.055), rgba(255,255,255,.018));
}

.f9-u4-commercial__item::before {
  position: absolute;
  inset: 0 auto 0 0;
  width: 2px;
  background: var(--u4-orange);
  content: "";
}

.f9-u4-facts {
  gap: 0;
  overflow: hidden;
  border: 1px solid var(--u4-line);
  border-radius: var(--u4-radius-lg);
  background: rgba(255,255,255,.022);
}

.f9-u4-fact {
  min-height: 156px;
  padding: 23px;
  border: 0;
  border-right: 1px solid var(--u4-line);
  border-radius: 0;
  background: transparent;
}

.f9-u4-fact:last-child { border-right: 0; }
.f9-u4-fact:hover { background: rgba(255,255,255,.035); }

.f9-u4-subnav {
  border-bottom: 1px solid var(--u4-line);
  background: rgba(5, 6, 7, .86);
}
html[data-resolved-scheme="light"] .f9-u4-subnav { background: rgba(247,248,249,.9); }

.f9-u4-section--surface {
  position: relative;
  background:
    linear-gradient(180deg, rgba(255,255,255,.021), rgba(255,255,255,.009)),
    repeating-linear-gradient(115deg, transparent 0 80px, rgba(255,255,255,.012) 81px 82px);
}

.f9-u4-section__heading h2 {
  max-width: 17ch;
  text-wrap: balance;
}

.f9-u4-detail {
  border-radius: 12px;
  background: linear-gradient(145deg, rgba(255,255,255,.035), rgba(255,255,255,.012));
}

.f9-u4-detail[open] {
  border-color: rgba(255, 90, 31, .33);
  box-shadow: inset 3px 0 0 var(--u4-orange);
}

.f9-u4-spotlight {
  min-height: 430px;
  border-radius: 20px;
  background: #090b0e;
}

html[data-resolved-scheme="light"] .f9-u4-spotlight { background: #e7e9eb; }

.f9-u4-spotlight__media::after {
  position: absolute;
  inset: 0;
  content: "";
  pointer-events: none;
  background: linear-gradient(90deg, transparent 55%, rgba(0,0,0,.24));
}

.f9-u4-spotlight:nth-child(even) .f9-u4-spotlight__media::after {
  background: linear-gradient(270deg, transparent 55%, rgba(0,0,0,.24));
}

.f9-u4-compare-wrap {
  border-radius: 18px;
}

.f9-u4-compare th:nth-child(3),
.f9-u4-compare td:nth-child(3) {
  background-image: linear-gradient(90deg, rgba(255,90,31,.035), transparent);
}

.f9-u4-compare thead th:nth-child(3) {
  color: #fff;
  background: linear-gradient(130deg, rgba(255,90,31,.2), var(--u4-surface-2));
}

html[data-resolved-scheme="light"] .f9-u4-compare thead th:nth-child(3) { color: var(--u4-text); }

.f9-u4-audience {
  border-radius: 14px;
}

.f9-u4-audience__index {
  font-variant-numeric: tabular-nums;
  color: var(--u4-orange);
}

.f9-u4-price-card {
  border-radius: 18px;
}

.f9-u4-price-card--estimate {
  background:
    radial-gradient(circle at 88% 16%, rgba(255,90,31,.15), transparent 13rem),
    linear-gradient(145deg, rgba(255,90,31,.07), rgba(255,255,255,.018));
}

.f9-u4-reservation {
  border-radius: 22px;
  background:
    repeating-radial-gradient(ellipse at 100% 100%, transparent 0 40px, rgba(255,255,255,.026) 41px 42px, transparent 43px 72px),
    linear-gradient(135deg, #12161c, #080a0d 64%, #17110f);
}

.f9-u4-reservation::after {
  border-radius: 44% 56% 62% 38%;
  border-color: rgba(255, 90, 31, .2);
  transform: rotate(18deg);
}

.f9-u4-article {
  border-radius: 18px;
  background:
    linear-gradient(125deg, rgba(255,90,31,.08), transparent 50%),
    var(--u4-surface);
}

.f9-u4-source:hover {
  border-color: rgba(255, 90, 31, .36);
}

.f9-u4-mobile-bar {
  background: rgba(5,6,7,.92);
}

@media (max-width: 1120px) {
  .f9-u4-gallery__main { min-height: 500px; }
}

@media (max-width: 900px) {
  .f9-u4-hero__grid { grid-template-columns: 1fr; }
  .f9-u4-summary h1 { max-width: 11ch; }
  .f9-u4-fact:nth-child(2) { border-right: 0; }
  .f9-u4-fact:nth-child(-n+2) { border-bottom: 1px solid var(--u4-line); }
}

@media (max-width: 680px) {
  .f9-u4-hero::before { height: 58%; opacity: .62; }
  .f9-u4-gallery__main { min-height: 360px; border-radius: 18px; }
  .f9-u4-gallery__picture { padding: 8px; }
  .f9-u4-summary h1 { max-width: none; font-size: clamp(3rem, 14vw, 4.6rem); }
  .f9-u4-facts { display: grid; grid-template-columns: 1fr 1fr; }
  .f9-u4-fact { min-height: 142px; border-bottom: 1px solid var(--u4-line); }
  .f9-u4-fact:nth-child(even) { border-right: 0; }
  .f9-u4-fact:nth-last-child(-n+2) { border-bottom: 0; }
  .f9-u4-spotlight { min-height: 0; }
}

@media (max-width: 390px) {
  .f9-u4-gallery__main { min-height: 330px; }
  .f9-u4-summary h1 { font-size: 2.9rem; }
  .f9-u4-fact { padding: 18px 15px; }
}