:root {
  --ground: #EFEFEA;
  --panel: #FFFFFF;
  --ink: #13233B;
  --soft: #4A5568;
  --brass: #8C6A2E;
  --brass-hover: #7A5B24;
  --gold: #E9D6A8;
  --navy: #13233B;
  --navy-2: #1B2F4D;
  --line: #DCDDD5;

  --serif: "Cormorant Garamond", Georgia, serif;
  --sans: "Manrope", system-ui, sans-serif;

  --margin: clamp(20px, 4vw, 56px);
  --section: clamp(96px, 12vw, 176px);
  --radius: 28px;
  --radius-s: 16px;
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
  --spring: cubic-bezier(0.3, 0.8, 0.2, 1);
  --lift: 0 30px 60px -30px rgba(19, 35, 59, 0.28);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; scroll-padding-top: 80px; }
body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font: 400 17px/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
}
img, video { display: block; max-width: 100%; height: auto; }
html { scrollbar-color: #B9B6AA var(--ground); }
input, textarea { caret-color: var(--brass); }
a { color: inherit; }
h1, h2, h3, p, ul, ol, dl, dd, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
:focus-visible { outline: 2px solid var(--brass); outline-offset: 3px; border-radius: 6px; }
::selection { background: var(--gold); color: var(--ink); }

h2 {
  font: 500 clamp(44px, 5vw, 76px)/1 var(--serif);
  letter-spacing: -0.015em;
}
h3 { font: 600 clamp(26px, 2.2vw, 32px)/1.15 var(--serif); }
.lead { font-size: clamp(18px, 1.3vw, 21px); line-height: 1.55; color: var(--soft); max-width: 46ch; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 50px; padding: 0 26px; border-radius: 999px;
  font: 500 16px/1 var(--sans); text-decoration: none; cursor: pointer; border: 0;
  transition: transform 250ms var(--ease), background-color 250ms var(--ease), color 250ms var(--ease), box-shadow 250ms var(--ease);
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0) scale(0.98); }
.btn-brass { background: var(--brass); color: #fff; }
.btn-brass:hover { background: var(--brass-hover); box-shadow: 0 14px 28px -14px rgba(140, 106, 46, 0.8); }
.btn-navy { background: var(--navy); color: #fff; }
.btn-navy:hover { background: var(--navy-2); }
.btn-ghost { color: #fff; box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.45); }
.btn-ghost:hover { background: rgba(255, 255, 255, 0.1); }
.btn-small { min-height: 40px; padding: 0 18px; font-size: 14px; }
.btn-wide { width: 100%; min-height: 56px; }

/* Navigation: transparent over the cover, limestone once scrolled */
.nav {
  position: fixed; inset: 0 0 auto; z-index: 30;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px var(--margin);
  color: #fff;
  transition: background-color 350ms var(--ease), color 350ms var(--ease), padding 350ms var(--ease), box-shadow 350ms var(--ease);
}
.nav.is-solid { background: rgba(239, 239, 234, 0.94); color: var(--ink); padding-top: 12px; padding-bottom: 12px; box-shadow: 0 1px 0 var(--line); }
.mark { font: 600 26px/1 var(--serif); text-decoration: none; }
.nav-links { display: flex; align-items: center; gap: 32px; font-size: 15px; }
.nav-links a:not(.btn) { text-decoration: none; opacity: 0.9; transition: opacity 200ms; }
.nav-links a:not(.btn):hover { opacity: 1; text-decoration: underline; text-underline-offset: 6px; text-decoration-thickness: 1px; }
.nav-links .btn { min-height: 42px; padding: 0 20px; font-size: 15px; }

/* Hero: the night cover with the route card */
.hero {
  position: relative; min-height: 100svh; overflow: hidden;
  display: flex; align-items: flex-end;
  background: var(--navy); color: #fff;
}
.hero-photo {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: center 58%;
  filter: brightness(0.62) saturate(0.85);
  animation: settle 18s var(--ease) both;
}
@keyframes settle { from { transform: scale(1.08); } to { transform: scale(1); } }
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    linear-gradient(180deg, rgba(19, 35, 59, 0.5) 0%, rgba(19, 35, 59, 0) 28%, rgba(19, 35, 59, 0) 40%, rgba(13, 24, 41, 0.92) 100%),
    linear-gradient(90deg, rgba(13, 24, 41, 0.45) 0%, rgba(13, 24, 41, 0) 55%);
}
.hero-inner {
  position: relative; z-index: 1; width: 100%;
  display: grid; grid-template-columns: 1.2fr minmax(340px, 0.8fr); gap: clamp(32px, 5vw, 80px); align-items: end;
  padding: 140px var(--margin) clamp(40px, 6vh, 72px);
}
.hero h1 { font: 500 clamp(56px, 7vw, 112px)/0.96 var(--serif); letter-spacing: -0.02em; max-width: 15ch; text-wrap: balance; }
.hero-sub { font-size: clamp(18px, 1.35vw, 21px); line-height: 1.55; color: rgba(255, 255, 255, 0.86); max-width: 44ch; margin-top: 28px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 36px; }

.route-card {
  background: var(--panel); color: var(--ink);
  border-radius: var(--radius); padding: 14px 14px 20px;
  box-shadow: 0 40px 80px -30px rgba(0, 0, 0, 0.55);
}
.route-film { position: relative; border-radius: 18px; overflow: hidden; aspect-ratio: 4 / 3; background: var(--navy); }
.route-film video { width: 100%; height: 100%; object-fit: cover; }
.route-clocks {
  position: absolute; left: 14px; right: 14px; top: 12px;
  display: flex; justify-content: space-between; color: #fff; font-size: 13px;
}
.route-clocks div { display: flex; gap: 8px; align-items: baseline; background: rgba(19, 35, 59, 0.6); padding: 4px 10px; border-radius: 999px; }
.route-clocks dt { color: #C9D1DC; }
.route-clocks dd { font-variant-numeric: tabular-nums; font-weight: 600; }

/* Segmented control with a sliding pill */
.seg {
  position: relative; display: grid; grid-template-columns: repeat(3, 1fr);
  background: var(--ground); border-radius: 999px; padding: 4px; margin: 16px 6px 12px;
}
.seg > button, .seg label span {
  all: unset; position: relative; z-index: 1; cursor: pointer;
  display: flex; align-items: center; justify-content: center; min-height: 40px;
  font: 500 14px/1 var(--sans); border-radius: 999px; color: var(--soft);
  transition: color 300ms var(--ease);
}
.seg > button[aria-selected="true"] { color: var(--ink); }
.seg > button:focus-visible { outline: 2px solid var(--brass); outline-offset: 2px; }
.seg-pill {
  position: absolute; top: 4px; bottom: 4px; left: 4px; width: calc((100% - 8px) / 3);
  background: var(--panel); border-radius: 999px; box-shadow: 0 2px 10px rgba(19, 35, 59, 0.14);
  transition: transform 450ms var(--spring);
}
.seg-say { font-size: 15px; line-height: 1.5; color: var(--soft); min-height: 46px; padding: 0 10px; transition: opacity 200ms; }
.route-foot {
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  margin: 14px 6px 0; padding-top: 14px; box-shadow: inset 0 1px 0 var(--line); font-size: 14px; font-weight: 500;
}

/* Facts */
.facts {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
  padding: clamp(48px, 6vw, 80px) var(--margin);
}
.fact b { display: block; font: 500 clamp(44px, 4.4vw, 68px)/1 var(--serif); letter-spacing: -0.01em; }
.fact span { display: block; margin-top: 10px; font-size: 15px; color: var(--soft); max-width: 22ch; }

/* Services: tabs beside a panel */
.services {
  display: grid; grid-template-columns: 0.8fr 1.2fr; gap: clamp(40px, 6vw, 96px);
  padding: var(--section) var(--margin) 0; align-items: start;
}
.services-side { position: sticky; top: 110px; display: grid; gap: 24px; }
.tabs { display: grid; gap: 4px; margin-top: 16px; }
.tabs button {
  all: unset; cursor: pointer; display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px; border-radius: var(--radius-s);
  font: 500 17px/1.3 var(--sans); color: var(--soft);
  transition: background-color 250ms var(--ease), color 250ms var(--ease), transform 250ms var(--ease);
}
.tabs button::after { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--brass); opacity: 0; transform: scale(0.4); transition: opacity 250ms, transform 300ms var(--spring); }
.tabs button:hover { color: var(--ink); background: rgba(255, 255, 255, 0.55); }
.tabs button[aria-selected="true"] { background: var(--panel); color: var(--ink); box-shadow: var(--lift); }
.tabs button[aria-selected="true"]::after { opacity: 1; transform: none; }
.tabs button:focus-visible { outline: 2px solid var(--brass); outline-offset: 2px; }

.panels { position: relative; }
.panel { background: var(--panel); border-radius: var(--radius); overflow: hidden; box-shadow: var(--lift); }
.panel.is-on { animation: panel-in 500ms var(--ease) both; }
@keyframes panel-in { from { opacity: 0; transform: translateY(14px) scale(0.99); } to { opacity: 1; transform: none; } }
.panel img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.panel img.panel-portrait { object-position: center 22%; }
.panel-body { padding: clamp(24px, 3vw, 40px); display: grid; gap: 14px; }
.panel-body p { color: var(--soft); max-width: 52ch; }
.panel-body ul { display: grid; gap: 8px; margin-top: 6px; }
.panel-body li { display: flex; gap: 12px; align-items: baseline; }
.panel-body li::before { content: ""; flex: none; width: 6px; height: 6px; border-radius: 50%; background: var(--brass); transform: translateY(-2px); }

/* Sectors: chips and a result card */
.sectors { padding: var(--section) var(--margin) 0; display: grid; gap: 40px; }
.sectors-head { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: clamp(40px, 6vw, 96px); align-items: end; }
.sector-app { background: var(--panel); border-radius: var(--radius); padding: clamp(20px, 3vw, 40px); box-shadow: var(--lift); display: grid; gap: 28px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips button {
  all: unset; cursor: pointer; padding: 11px 18px; border-radius: 999px;
  background: var(--ground); font: 500 15px/1 var(--sans); color: var(--soft);
  transition: background-color 250ms var(--ease), color 250ms var(--ease), transform 200ms var(--ease);
}
.chips button:hover { color: var(--ink); transform: translateY(-1px); }
.chips button[aria-checked="true"] { background: var(--navy); color: #fff; }
.chips button:focus-visible { outline: 2px solid var(--brass); outline-offset: 2px; }
.sector-card { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.sector-card div { background: var(--ground); border-radius: var(--radius-s); padding: 20px 22px; }
.sector-card span { display: block; font-size: 14px; color: var(--soft); }
.sector-card b { display: block; margin-top: 6px; font: 600 clamp(22px, 1.9vw, 28px)/1.15 var(--serif); transition: opacity 200ms; }
.sector-note { color: var(--soft); font-size: 15px; }

/* About */
.about {
  display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(40px, 6vw, 96px); align-items: center;
  padding: var(--section) var(--margin) 0;
}
.about-photo img {
  width: 100%; aspect-ratio: 4 / 5; object-fit: cover; object-position: center 18%;
  border-radius: 999px 999px var(--radius) var(--radius);
}
.about-copy { display: grid; gap: 22px; max-width: 58ch; }
.about-copy > p:not(.lead) { color: var(--soft); }
.assaf { background: var(--panel); border-radius: var(--radius-s); padding: 22px 24px; box-shadow: var(--lift); display: grid; gap: 8px; margin-top: 8px; }
.assaf p { color: var(--soft); }

/* Steps: a real sequence, with a track that fills on scroll */
.steps { padding: var(--section) var(--margin) 0; }
.steps h2 { margin-bottom: 48px; }
.steps-track { height: 3px; background: var(--line); border-radius: 3px; overflow: hidden; margin-bottom: 36px; }
.steps-fill { display: block; height: 100%; width: 100%; background: var(--brass); transform-origin: left; transform: scaleX(var(--p, 0)); }
.steps-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(24px, 4vw, 56px); counter-reset: step; }
.steps-list li { display: grid; gap: 12px; align-content: start; }
.steps-list li::before {
  counter-increment: step; content: counter(step);
  font: 600 22px/1 var(--serif); color: var(--brass);
  width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; background: var(--panel); box-shadow: var(--lift);
}
.steps-list p { color: var(--soft); }

/* Contact: navy panel */
.contact {
  margin: var(--section) var(--margin) 0; border-radius: calc(var(--radius) + 8px);
  background: var(--navy); color: #fff;
  display: grid; grid-template-columns: 1fr minmax(320px, 440px); gap: clamp(32px, 5vw, 80px);
  padding: clamp(32px, 5vw, 72px); align-items: center;
}
.contact .lead { color: #C9D1DC; margin-top: 20px; }
.contact-clocks { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 32px; }
.contact-clocks div { background: rgba(255, 255, 255, 0.07); border-radius: var(--radius-s); padding: 14px 18px; min-width: 150px; }
.contact-clocks dt { font-size: 14px; color: #C9D1DC; }
.contact-clocks dd { font: 600 26px/1.2 var(--serif); font-variant-numeric: tabular-nums; }
.brief { background: var(--panel); color: var(--ink); border-radius: var(--radius); padding: 24px; display: grid; gap: 18px; }
.brief fieldset { border: 0; padding: 0; margin: 0; }
.brief legend { font-size: 14px; font-weight: 600; padding: 0 0 8px 6px; }
.seg-light { margin: 0; gap: 4px; }
.seg-light label { position: relative; }
.seg-light input { position: absolute; inset: 0; opacity: 0; margin: 0; cursor: pointer; }
.seg-light label span { width: 100%; height: 100%; transition: background-color 300ms var(--ease), color 300ms var(--ease), box-shadow 300ms var(--ease); }
.seg-light input:checked + span { background: var(--panel); color: var(--ink); box-shadow: 0 2px 10px rgba(19, 35, 59, 0.14); }
.seg-light input:focus-visible + span { outline: 2px solid var(--brass); outline-offset: 2px; }
.brief-note { font-size: 14px; color: var(--soft); text-align: center; }

/* Footer */
.footer { padding: clamp(64px, 8vw, 112px) var(--margin) 120px; display: grid; gap: 40px; }
.footer-top { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 24px; align-items: end; }
.footer-name { font: 500 clamp(40px, 5vw, 72px)/1 var(--serif); letter-spacing: -0.015em; }
.footer-top p:not(.footer-name) { color: var(--soft); }
.legal { font-size: 13px; color: var(--soft); max-width: 90ch; }

/* App-style tab bar on phones */
.tabbar { display: none; }

/* Reveal on scroll */
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity 800ms var(--ease), transform 800ms var(--ease); }
.js .reveal.is-in { opacity: 1; transform: none; }

@media (max-width: 1000px) {
  .hero-inner { grid-template-columns: 1fr; align-items: start; padding-top: 120px; }
  .route-card { max-width: 520px; }
  .facts { grid-template-columns: repeat(2, 1fr); row-gap: 36px; }
  .services, .sectors-head, .about { grid-template-columns: 1fr; }
  .services-side { position: static; }
  .tabs { grid-template-columns: repeat(2, 1fr); }
  .about-photo { max-width: 460px; }
  .about-photo img { max-height: 70svh; }
  .contact { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; align-items: start; }
}

@media (max-width: 700px) {
  body { font-size: 16.5px; }
  .nav-links { display: none; }
  .mark { font-size: 24px; }
  .hero h1 { font-size: clamp(46px, 13vw, 60px); }
  .hero-actions .btn-ghost { display: none; }
  .hero-actions .btn { width: 100%; }
  .route-card { max-width: none; }
  .tabs { grid-template-columns: 1fr 1fr; }
  .tabs button { padding: 14px; font-size: 15px; }
  .sector-card { grid-template-columns: 1fr; gap: 8px; }
  .chips { flex-wrap: nowrap; overflow-x: auto; margin: 0 -20px; padding: 2px 20px 6px; scrollbar-width: none; }
  .chips::-webkit-scrollbar { display: none; }
  .chips button { white-space: nowrap; }
  .steps-track { display: none; }
  .steps-list { grid-template-columns: 1fr; gap: 32px; }
  .contact { margin-left: 12px; margin-right: 12px; padding: 28px 20px 20px; }
  .brief { padding: 18px; }
  .footer { padding-bottom: 120px; }

  .tabbar {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 4px;
    position: fixed; left: 12px; right: 12px; bottom: calc(12px + env(safe-area-inset-bottom)); z-index: 40;
    background: rgba(255, 255, 255, 0.96); border-radius: 22px; padding: 6px;
    box-shadow: 0 16px 40px -12px rgba(19, 35, 59, 0.35);
    transform: translateY(140%); transition: transform 450ms var(--spring);
  }
  .tabbar.is-on { transform: none; }
  .tabbar a {
    display: grid; place-items: center; min-height: 46px; border-radius: 16px;
    font: 500 13px/1 var(--sans); color: var(--soft); text-decoration: none;
    transition: background-color 200ms, color 200ms;
  }
  .tabbar a.is-current { background: var(--ground); color: var(--ink); }
  .tabbar a.tabbar-cta { background: var(--brass); color: #fff; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-photo { animation: none; }
  .js .reveal { transform: none; transition: opacity 300ms linear; }
  .panel.is-on { animation: none; }
  .btn, .seg-pill, .tabbar, .tabs button, .chips button { transition: none; }
}