/* ==========================================================================
   DS Corporate Services LLP — Specialist Search
   Dark editorial / premium. Gold accent on ink.
   ========================================================================== */

:root {
  /* Surfaces */
  --ink-950: #06080d;
  --ink-900: #090c14;
  --ink-850: #0c1019;
  --ink-800: #10151f;
  --ink-750: #151b28;
  --ink-700: #1b2333;

  /* Accent — champagne gold */
  --gold-200: #f2e6c8;
  --gold-300: #e8d5a3;
  --gold-400: #d9bc77;
  --gold-500: #c9a227;
  --gold-600: #a4821c;

  /* Text */
  --t-hi: #f5f7fa;
  --t-mid: rgba(245, 247, 250, 0.70);
  --t-low: rgba(245, 247, 250, 0.46);
  --t-faint: rgba(245, 247, 250, 0.28);

  --line: rgba(245, 247, 250, 0.09);
  --line-strong: rgba(245, 247, 250, 0.16);

  --serif: "Playfair Display", Georgia, "Times New Roman", serif;
  --sans: "Inter", "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, Helvetica, Arial, sans-serif;

  --max: 1240px;
  --gut: 28px;
  --r-sm: 8px;
  --r: 14px;
  --r-lg: 22px;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-io: cubic-bezier(0.65, 0, 0.35, 1);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--ink-950);
  color: var(--t-mid);
  font-family: var(--sans);
  font-size: 16.5px;
  line-height: 1.68;
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* Film grain over everything — subtle premium texture */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9998;
  opacity: 0.035;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='240' height='240' filter='url(%23n)'/%3E%3C/svg%3E");
}

h1, h2, h3, h4, h5 {
  font-family: var(--serif);
  color: var(--t-hi);
  font-weight: 500;
  margin: 0 0 0.55em;
  letter-spacing: -0.015em;
  line-height: 1.12;
}
h1 { font-size: clamp(2.5rem, 5.6vw, 4.6rem); line-height: 1.04; letter-spacing: -0.025em; }
h2 { font-size: clamp(1.9rem, 3.6vw, 3rem); }
h3 { font-size: clamp(1.15rem, 1.7vw, 1.4rem); }
h4 { font-size: 1.02rem; font-family: var(--sans); font-weight: 600; letter-spacing: -0.005em; }

p { margin: 0 0 1.1em; }
p:last-child { margin-bottom: 0; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
button { font-family: inherit; }

.serif-em {
  font-style: italic;
  color: var(--gold-300);
  font-weight: 400;
}

/* ---------- Layout ---------- */
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--gut); }
.wrap-narrow { max-width: 820px; margin: 0 auto; padding: 0 var(--gut); }
section { position: relative; padding: clamp(72px, 9vw, 132px) 0; }
/* Keep anchored headings clear of the fixed header */
section[id], .marquee-sec[id] { scroll-margin-top: 96px; }
#top { scroll-margin-top: 0; }
.band { background: var(--ink-900); }
.band-deep { background: linear-gradient(180deg, var(--ink-900), var(--ink-950)); }

.hr-line { height: 1px; background: var(--line); border: 0; margin: 0; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--sans);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold-400);
  margin-bottom: 22px;
}
.eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--gold-500);
  flex-shrink: 0;
}
.eyebrow.centered { justify-content: center; }

.sec-head { max-width: 760px; margin-bottom: clamp(44px, 5vw, 72px); }
.sec-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.sec-head .lede { font-size: clamp(1rem, 1.3vw, 1.14rem); color: var(--t-mid); }

.lede-lg { font-size: clamp(1.05rem, 1.5vw, 1.28rem); line-height: 1.6; color: var(--t-mid); font-weight: 300; }

/* ---------- Buttons ---------- */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 30px;
  border-radius: 999px;
  font-family: var(--sans);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
  cursor: pointer;
  overflow: hidden;
  transition: transform 0.4s var(--ease), border-color 0.3s, color 0.3s, background 0.3s, box-shadow 0.4s var(--ease);
  white-space: nowrap;
}
.btn .arw { transition: transform 0.4s var(--ease); }
.btn:hover .arw { transform: translateX(4px); }

.btn-gold {
  background: linear-gradient(135deg, var(--gold-300), var(--gold-500));
  color: #14100a;
}
.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 40px rgba(201, 162, 39, 0.28);
}
.btn-ghost {
  border-color: var(--line-strong);
  color: var(--t-hi);
  background: rgba(245, 247, 250, 0.02);
}
.btn-ghost:hover {
  border-color: var(--gold-500);
  color: var(--gold-300);
  transform: translateY(-2px);
}
.btn-block { width: 100%; }
.btn-sm { padding: 11px 22px; font-size: 0.8rem; }

/* Text link with animated underline */
.tlink {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--gold-300);
  font-size: 0.875rem;
  font-weight: 600;
  position: relative;
}
.tlink::after {
  content: "";
  position: absolute;
  left: 0; bottom: -3px;
  width: 100%; height: 1px;
  background: var(--gold-500);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.45s var(--ease);
}
.tlink:hover::after { transform: scaleX(1); }

/* ---------- Scroll progress ---------- */
#progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0;
  background: linear-gradient(90deg, var(--gold-500), var(--gold-300));
  z-index: 9999;
  transition: width 0.1s linear;
}

/* ---------- Header ---------- */
.hdr {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 900;
  transition: background 0.45s var(--ease), backdrop-filter 0.45s, border-color 0.45s, padding 0.45s var(--ease);
  border-bottom: 1px solid transparent;
  padding: 10px 0;
}
.hdr.scrolled {
  background: rgba(6, 8, 13, 0.86);
  backdrop-filter: blur(18px) saturate(1.4);
  border-bottom-color: var(--line);
}
.hdr-in {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gut);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 74px;
}

.logo { display: flex; align-items: center; gap: 13px; }
.logo-mark {
  width: 42px; height: 42px;
  border-radius: 10px;
  background: linear-gradient(140deg, var(--gold-300), var(--gold-600));
  display: grid;
  place-items: center;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.05rem;
  color: #12100a;
  flex-shrink: 0;
  box-shadow: 0 6px 22px rgba(201, 162, 39, 0.22);
}
.logo-txt strong {
  display: block;
  font-family: var(--serif);
  font-size: 1.06rem;
  font-weight: 600;
  color: var(--t-hi);
  line-height: 1.2;
  letter-spacing: -0.01em;
}
.logo-txt span {
  display: block;
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold-400);
  font-weight: 600;
  margin-top: 2px;
}

.nav { display: flex; align-items: center; gap: 34px; }
.nav a {
  font-size: 0.855rem;
  font-weight: 500;
  color: var(--t-mid);
  position: relative;
  transition: color 0.3s;
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -6px;
  width: 100%; height: 1px;
  background: var(--gold-500);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease);
}
.nav a:hover { color: var(--t-hi); }
.nav a:hover::after { transform: scaleX(1); }

.hdr-cta { display: flex; align-items: center; gap: 14px; }

.burger {
  display: none;
  width: 44px; height: 44px;
  background: none;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  cursor: pointer;
  position: relative;
}
.burger i {
  position: absolute;
  left: 13px;
  width: 18px; height: 1.5px;
  background: var(--t-hi);
  transition: transform 0.4s var(--ease), opacity 0.3s;
}
.burger i:nth-child(1) { top: 17px; }
.burger i:nth-child(2) { top: 22px; }
.burger i:nth-child(3) { top: 27px; }
body.menu-open .burger i:nth-child(1) { transform: translateY(5px) rotate(45deg); }
body.menu-open .burger i:nth-child(2) { opacity: 0; }
body.menu-open .burger i:nth-child(3) { transform: translateY(-5px) rotate(-45deg); }

/* Mobile overlay menu */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 890;
  background: var(--ink-950);
  padding: 120px var(--gut) 40px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  clip-path: circle(0% at calc(100% - 46px) 46px);
  transition: clip-path 0.75s var(--ease);
  overflow-y: auto;
}
body.menu-open .mobile-menu { clip-path: circle(150% at calc(100% - 46px) 46px); }
.mobile-menu a.m-link {
  font-family: var(--serif);
  font-size: 1.9rem;
  color: var(--t-hi);
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
}
body.menu-open .mobile-menu a.m-link { opacity: 1; transform: none; }
.mobile-menu .m-foot { margin-top: 32px; display: flex; flex-direction: column; gap: 12px; }

/* ---------- Aurora background ---------- */
.aurora {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}
.aurora span {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.42;
  will-change: transform;
}
.aurora .a1 {
  width: 620px; height: 620px;
  top: -220px; right: -140px;
  background: radial-gradient(circle, rgba(201, 162, 39, 0.5), transparent 66%);
  animation: drift1 22s var(--ease-io) infinite alternate;
}
.aurora .a2 {
  width: 540px; height: 540px;
  bottom: -240px; left: -160px;
  background: radial-gradient(circle, rgba(63, 61, 140, 0.55), transparent 66%);
  animation: drift2 26s var(--ease-io) infinite alternate;
}
.aurora .a3 {
  width: 420px; height: 420px;
  top: 32%; left: 44%;
  background: radial-gradient(circle, rgba(201, 162, 39, 0.2), transparent 70%);
  animation: drift3 30s var(--ease-io) infinite alternate;
}
@keyframes drift1 { to { transform: translate3d(-90px, 70px, 0) scale(1.14); } }
@keyframes drift2 { to { transform: translate3d(110px, -60px, 0) scale(1.1); } }
@keyframes drift3 { to { transform: translate3d(-70px, -80px, 0) scale(1.2); } }

/* Fine grid overlay */
.gridlines {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(245,247,250,0.028) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(245,247,250,0.028) 1px, transparent 1px);
  background-size: 78px 78px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 30%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 30%, transparent 78%);
}

/* ---------- HERO ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: 150px 0 90px;
  overflow: hidden;
}
.hero-in { position: relative; z-index: 2; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(40px, 6vw, 90px);
  align-items: center;
}
.hero h1 { margin-bottom: 26px; max-width: 15ch; }

/* Word rotator */
.rotator {
  display: inline-grid;
  vertical-align: bottom;
  text-align: left;
}
.rotator > span {
  grid-area: 1 / 1;
  font-style: italic;
  color: var(--gold-300);
  opacity: 0;
  transform: translateY(0.4em) rotateX(-40deg);
  transform-origin: bottom center;
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
  white-space: nowrap;
}
.rotator > span.on {
  opacity: 1;
  transform: none;
}
.rotator > span.out {
  opacity: 0;
  transform: translateY(-0.4em) rotateX(40deg);
}

.hero .lede-lg { max-width: 52ch; }

.band-chips { display: flex; flex-wrap: wrap; gap: 10px; margin: 30px 0 34px; }
.band-chip {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 17px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--t-hi);
  background: rgba(245, 247, 250, 0.028);
  backdrop-filter: blur(6px);
}
.band-chip .dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--gold-400);
  box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.16);
  flex-shrink: 0;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }

.hero-meta {
  display: flex;
  gap: clamp(24px, 4vw, 52px);
  margin-top: 58px;
  padding-top: 30px;
  border-top: 1px solid var(--line);
  flex-wrap: wrap;
}
.hero-meta .m strong {
  display: block;
  font-family: var(--serif);
  font-size: clamp(1.6rem, 2.6vw, 2.25rem);
  color: var(--gold-300);
  font-weight: 500;
  line-height: 1.1;
}
.hero-meta .m strong em { font-style: normal; color: var(--gold-500); }
.hero-meta .m > span {
  display: block;
  font-size: 0.74rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--t-low);
  margin-top: 7px;
  font-weight: 500;
}

/* Hero side panel — mandate brief teaser */
.hero-panel {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 34px 32px;
  background: linear-gradient(165deg, rgba(245,247,250,0.055), rgba(245,247,250,0.012));
  backdrop-filter: blur(14px);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
  overflow: hidden;
}
.hero-panel::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-400), transparent);
}
.hero-panel .hp-top {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-400);
  font-weight: 600;
  margin-bottom: 20px;
}
.pulse {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--gold-400);
  position: relative;
}
.pulse::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--gold-400);
  animation: pulse 2.2s ease-out infinite;
}
@keyframes pulse {
  0% { transform: scale(1); opacity: 0.7; }
  100% { transform: scale(3.4); opacity: 0; }
}
.hero-panel h3 { font-size: 1.32rem; margin-bottom: 10px; }
.hero-panel > p { font-size: 0.92rem; color: var(--t-low); margin-bottom: 24px; }

.checklist { list-style: none; padding: 0; margin: 0 0 26px; }
.checklist li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 0.895rem;
  color: var(--t-mid);
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
}
.checklist li:last-child { border-bottom: 0; }
.checklist li svg { flex-shrink: 0; margin-top: 5px; }

/* ---------- Marquee ---------- */
.marquee-sec {
  padding: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--ink-900);
  overflow: hidden;
}
.marquee {
  display: flex;
  width: max-content;
  animation: marquee 42s linear infinite;
}
.marquee:hover { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(-50%); } }
.marquee .mq-set { display: flex; align-items: center; }
.marquee .mq-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 22px 0;
  font-family: var(--serif);
  font-size: clamp(0.95rem, 1.2vw, 1.12rem);
  color: var(--t-low);
  white-space: nowrap;
  transition: color 0.3s;
}
.marquee .mq-item:hover { color: var(--gold-300); }
.marquee .mq-item::after {
  content: "";
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--gold-600);
  margin: 0 30px;
}

/* ---------- Reveal animation ---------- */
[data-rev] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
  transition-delay: var(--d, 0ms);
}
[data-rev].in { opacity: 1; transform: none; }
[data-rev="left"] { transform: translateX(-28px); }
[data-rev="right"] { transform: translateX(28px); }
[data-rev="scale"] { transform: scale(0.95); }
[data-rev].in { transform: none; }

/* Line-by-line headline reveal */
.mask-line { display: block; overflow: hidden; }
.mask-line > span {
  display: block;
  transform: translateY(102%);
  transition: transform 1s var(--ease);
  transition-delay: var(--d, 0ms);
}
.mask-line.in > span { transform: none; }

/* ---------- Spotlight cards ---------- */
.card {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: var(--ink-850);
  overflow: hidden;
  transition: border-color 0.45s var(--ease), transform 0.5s var(--ease), background 0.45s;
}
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.4s;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%), rgba(201, 162, 39, 0.11), transparent 62%);
  pointer-events: none;
}
.card:hover { border-color: var(--line-strong); transform: translateY(-4px); }
.card:hover::before { opacity: 1; }

/* ---------- Positioning / statement ---------- */
.statement {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 3.1vw, 2.5rem);
  line-height: 1.28;
  color: var(--t-hi);
  font-weight: 400;
  letter-spacing: -0.02em;
}
.statement .dim { color: var(--t-faint); }

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 5vw, 76px);
  align-items: start;
}
.stat-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
  margin-top: 46px;
}
.stat-row .s {
  background: var(--ink-900);
  padding: 28px 24px;
}
.stat-row .s strong {
  display: block;
  font-family: var(--serif);
  font-size: clamp(1.7rem, 2.8vw, 2.4rem);
  color: var(--gold-300);
  font-weight: 500;
  line-height: 1;
}
.stat-row .s span {
  display: block;
  font-size: 0.76rem;
  color: var(--t-low);
  margin-top: 10px;
  letter-spacing: 0.06em;
  line-height: 1.45;
}

/* ---------- Audience tabs ---------- */
.tabs-nav {
  display: inline-flex;
  position: relative;
  padding: 5px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(245, 247, 250, 0.028);
  margin-bottom: 48px;
}
.tabs-nav .glider {
  position: absolute;
  top: 5px; left: 5px;
  height: calc(100% - 10px);
  border-radius: 999px;
  background: linear-gradient(135deg, var(--gold-300), var(--gold-500));
  transition: transform 0.6s var(--ease), width 0.6s var(--ease);
  z-index: 0;
}
.tab-btn {
  position: relative;
  z-index: 1;
  border: 0;
  background: none;
  cursor: pointer;
  padding: 12px 28px;
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--t-mid);
  transition: color 0.4s var(--ease);
  white-space: nowrap;
}
.tab-btn[aria-selected="true"] { color: #14100a; }

.tab-panels { position: relative; }
.tab-panel {
  display: none;
  animation: panelIn 0.7s var(--ease) both;
}
.tab-panel.active { display: block; }
@keyframes panelIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: none; }
}

.panel-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: clamp(32px, 5vw, 68px);
  align-items: center;
}
.arrow-list { list-style: none; padding: 0; margin: 0; }
.arrow-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  align-items: start;
  padding: 17px 0;
  border-top: 1px solid var(--line);
  font-size: 0.94rem;
  color: var(--t-mid);
}
.arrow-list li:last-child { border-bottom: 1px solid var(--line); }
.arrow-list li .n {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--gold-500);
  letter-spacing: 0.1em;
  padding-top: 4px;
  font-variant-numeric: tabular-nums;
}
.arrow-list li strong { color: var(--t-hi); font-weight: 600; display: block; margin-bottom: 3px; }

/* ---------- Services ---------- */
.svc-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.svc {
  padding: 34px 30px 38px;
  min-height: 258px;
  display: flex;
  flex-direction: column;
}
.svc .svc-n {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--gold-500);
  margin-bottom: 26px;
  font-variant-numeric: tabular-nums;
}
.svc h3 { margin-bottom: 12px; font-size: 1.22rem; }
.svc p { font-size: 0.9rem; color: var(--t-low); line-height: 1.62; }
.svc .svc-line {
  margin-top: auto;
  height: 1px;
  border-radius: 1px;
  background: linear-gradient(90deg, var(--gold-500), transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.7s var(--ease);
}
.svc:hover .svc-line { transform: scaleX(1); }

/* ---------- Process timeline ---------- */
.timeline { position: relative; margin-top: 20px; }
.tl-track {
  position: absolute;
  left: 27px;
  top: 14px;
  bottom: 40px;
  width: 1px;
  background: var(--line);
}
.tl-track .fill {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 0;
  background: linear-gradient(180deg, var(--gold-300), var(--gold-600));
  transition: height 0.25s linear;
}
.tl-step {
  position: relative;
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: clamp(20px, 3vw, 44px);
  padding-bottom: 52px;
}
.tl-step:last-child { padding-bottom: 0; }
.tl-node {
  width: 56px; height: 56px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  background: var(--ink-950);
  display: grid;
  place-items: center;
  font-family: var(--serif);
  font-size: 1.02rem;
  color: var(--t-low);
  z-index: 2;
  transition: color 0.5s var(--ease), border-color 0.5s var(--ease), box-shadow 0.5s var(--ease), background 0.5s;
}
.tl-step.lit .tl-node {
  color: #14100a;
  border-color: transparent;
  background: linear-gradient(140deg, var(--gold-300), var(--gold-500));
  box-shadow: 0 0 0 6px rgba(201, 162, 39, 0.1), 0 10px 32px rgba(201, 162, 39, 0.22);
}
.tl-body { padding-top: 6px; }
.tl-body .tl-tag {
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-400);
  font-weight: 600;
  margin-bottom: 9px;
  display: block;
}
.tl-body h3 { margin-bottom: 11px; }
.tl-body p { font-size: 0.945rem; max-width: 68ch; }
.tl-body .tl-out {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-top: 14px;
  font-size: 0.79rem;
  color: var(--t-low);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 15px;
}
.tl-body .tl-out b { color: var(--gold-300); font-weight: 600; }

/* ---------- Panel / expertise ---------- */
.panel-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.pc { padding: 30px 26px 34px; }
.pc .pc-ico {
  width: 46px; height: 46px;
  border-radius: 12px;
  border: 1px solid var(--line-strong);
  display: grid;
  place-items: center;
  margin-bottom: 22px;
  color: var(--gold-400);
  background: rgba(201, 162, 39, 0.06);
}
.pc h4 { color: var(--t-hi); margin-bottom: 9px; font-size: 1rem; }
.pc p { font-size: 0.865rem; color: var(--t-low); line-height: 1.6; }

/* ---------- Coverage / compensation ---------- */
.cov-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.cov {
  padding: 40px 36px 42px;
  position: relative;
}
.cov .cov-flag {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold-400);
  font-weight: 600;
  margin-bottom: 20px;
  display: block;
}
.cov .cov-num {
  font-family: var(--serif);
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  color: var(--gold-300);
  line-height: 1;
  font-weight: 500;
  letter-spacing: -0.03em;
  margin-bottom: 6px;
}
.cov .cov-num em { font-style: normal; color: var(--gold-500); font-size: 0.5em; }
.cov .cov-sub { font-size: 0.9rem; color: var(--t-low); margin-bottom: 26px; }
.cov .cov-regions { display: flex; flex-wrap: wrap; gap: 8px; }
.cov .cov-regions span {
  font-size: 0.755rem;
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--t-mid);
}
.cov-note {
  margin-top: 24px;
  padding: 20px 24px;
  border-left: 2px solid var(--gold-500);
  background: rgba(201, 162, 39, 0.045);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  font-size: 0.9rem;
  color: var(--t-mid);
}

/* ---------- Why us ---------- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
}
.why {
  background: var(--ink-900);
  padding: 34px 30px 38px;
  position: relative;
  transition: background 0.45s var(--ease);
}
.why:hover { background: var(--ink-800); }
.why .w-n {
  font-family: var(--serif);
  font-size: 0.95rem;
  color: var(--gold-500);
  margin-bottom: 20px;
  display: block;
}
.why h4 { margin-bottom: 10px; }
.why p { font-size: 0.875rem; color: var(--t-low); line-height: 1.62; }

/* ---------- FAQ ---------- */
.faq { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-q {
  width: 100%;
  background: none;
  border: 0;
  cursor: pointer;
  text-align: left;
  padding: 26px 48px 26px 0;
  position: relative;
  font-family: var(--serif);
  font-size: clamp(1.03rem, 1.5vw, 1.22rem);
  color: var(--t-hi);
  font-weight: 500;
  transition: color 0.3s;
  line-height: 1.4;
}
.faq-q:hover { color: var(--gold-300); }
.faq-q .ind {
  position: absolute;
  right: 4px; top: 50%;
  transform: translateY(-50%);
  width: 18px; height: 18px;
}
.faq-q .ind::before,
.faq-q .ind::after {
  content: "";
  position: absolute;
  background: var(--gold-400);
  transition: transform 0.45s var(--ease), opacity 0.35s;
}
.faq-q .ind::before { top: 8px; left: 0; width: 18px; height: 1.5px; }
.faq-q .ind::after { left: 8px; top: 0; width: 1.5px; height: 18px; }
.faq-item.open .faq-q .ind::after { transform: rotate(90deg); opacity: 0; }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.6s var(--ease);
}
.faq-a-in {
  padding: 0 15% 30px 0;
  font-size: 0.94rem;
  color: var(--t-mid);
}

/* ---------- CTA band ---------- */
.cta {
  position: relative;
  overflow: hidden;
  text-align: center;
  padding: clamp(70px, 9vw, 120px) 0;
  background: var(--ink-900);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.cta h2 { max-width: 22ch; margin-left: auto; margin-right: auto; }
.cta p { max-width: 54ch; margin: 0 auto 34px; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---------- Contact / forms ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: start;
}
.contact-lines { list-style: none; padding: 0; margin: 32px 0 0; }
.contact-lines li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  padding: 20px 0;
  border-top: 1px solid var(--line);
  align-items: start;
}
.contact-lines li:last-child { border-bottom: 1px solid var(--line); }
.contact-lines .ci {
  width: 40px; height: 40px;
  border-radius: 10px;
  border: 1px solid var(--line-strong);
  display: grid;
  place-items: center;
  color: var(--gold-400);
  background: rgba(201, 162, 39, 0.06);
  flex-shrink: 0;
}
.contact-lines .cl-lab {
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--t-low);
  font-weight: 600;
  display: block;
  margin-bottom: 4px;
}
.contact-lines .cl-val {
  font-size: 1.02rem;
  color: var(--t-hi);
  font-weight: 500;
  transition: color 0.3s;
}
.contact-lines a.cl-val:hover { color: var(--gold-300); }

.form-shell {
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(165deg, rgba(245,247,250,0.04), rgba(245,247,250,0.008));
  padding: clamp(26px, 3.4vw, 40px);
  backdrop-filter: blur(10px);
}
.form-switch {
  display: inline-flex;
  padding: 4px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(6, 8, 13, 0.5);
  margin-bottom: 30px;
  position: relative;
  width: 100%;
}
.form-switch .fs-glider {
  position: absolute;
  top: 4px; left: 4px;
  height: calc(100% - 8px);
  width: calc(50% - 4px);
  border-radius: 999px;
  background: linear-gradient(135deg, var(--gold-300), var(--gold-500));
  transition: transform 0.6s var(--ease);
  z-index: 0;
}
.form-switch button {
  flex: 1;
  position: relative;
  z-index: 1;
  border: 0;
  background: none;
  cursor: pointer;
  padding: 12px 16px;
  border-radius: 999px;
  font-size: 0.83rem;
  font-weight: 600;
  color: var(--t-mid);
  transition: color 0.4s var(--ease);
}
.form-switch button[aria-selected="true"] { color: #14100a; }

.f-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.f {
  position: relative;
  margin-bottom: 18px;
}
.f label {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--t-low);
  margin-bottom: 8px;
}
.f input, .f select, .f textarea {
  width: 100%;
  padding: 13px 15px;
  background: rgba(6, 8, 13, 0.55);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  color: var(--t-hi);
  font-family: inherit;
  font-size: 0.92rem;
  font-weight: 300;
  transition: border-color 0.35s, background 0.35s, box-shadow 0.35s;
  appearance: none;
}
.f textarea { min-height: 104px; resize: vertical; line-height: 1.6; }
.f select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none'%3E%3Cpath d='M1 1.5 6 6.5l5-5' stroke='%23d9bc77' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 15px center;
  padding-right: 40px;
  cursor: pointer;
}
.f input::placeholder, .f textarea::placeholder { color: var(--t-faint); }
.f input:focus, .f select:focus, .f textarea:focus {
  outline: none;
  border-color: var(--gold-500);
  background: rgba(6, 8, 13, 0.8);
  box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.1);
}
.f input[type="file"] {
  padding: 11px 15px;
  cursor: pointer;
  color: var(--t-low);
  font-size: 0.85rem;
}
.f input[type="file"]::file-selector-button {
  margin-right: 14px;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: rgba(201, 162, 39, 0.1);
  color: var(--gold-300);
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.3s;
}
.f input[type="file"]::file-selector-button:hover { background: rgba(201, 162, 39, 0.2); }

.f-note {
  font-size: 0.755rem;
  color: var(--t-faint);
  margin-top: 14px;
  line-height: 1.55;
}
.f-status {
  display: none;
  margin-top: 16px;
  padding: 14px 18px;
  border-radius: var(--r-sm);
  font-size: 0.88rem;
  border: 1px solid transparent;
}
.f-status.ok {
  display: block;
  background: rgba(80, 190, 130, 0.09);
  border-color: rgba(80, 190, 130, 0.3);
  color: #8fe3b4;
}
.f-status.err {
  display: block;
  background: rgba(230, 90, 80, 0.09);
  border-color: rgba(230, 90, 80, 0.3);
  color: #f0a49d;
}

/* ---------- Footer ---------- */
.ftr {
  background: var(--ink-950);
  padding: clamp(56px, 7vw, 84px) 0 30px;
  border-top: 1px solid var(--line);
}
.ftr-grid {
  display: grid;
  grid-template-columns: 1.7fr 1fr 1fr 1.2fr;
  gap: clamp(28px, 4vw, 56px);
  padding-bottom: 48px;
}
.ftr-brand p {
  font-size: 0.885rem;
  color: var(--t-low);
  max-width: 34ch;
  margin-top: 20px;
}
.ftr h5 {
  font-family: var(--sans);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--t-faint);
  font-weight: 600;
  margin-bottom: 20px;
}
.ftr ul { list-style: none; padding: 0; margin: 0; }
.ftr ul li { margin-bottom: 12px; }
.ftr ul a, .ftr ul span {
  font-size: 0.885rem;
  color: var(--t-low);
  transition: color 0.3s;
}
.ftr ul a:hover { color: var(--gold-300); }
.ftr-bottom {
  border-top: 1px solid var(--line);
  padding-top: 26px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 0.78rem;
  color: var(--t-faint);
}

/* ---------- Back to top ---------- */
#toTop {
  position: fixed;
  right: 26px; bottom: 26px;
  width: 48px; height: 48px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  background: rgba(6, 8, 13, 0.8);
  backdrop-filter: blur(10px);
  color: var(--gold-300);
  cursor: pointer;
  display: grid;
  place-items: center;
  opacity: 0;
  pointer-events: none;
  transform: translateY(14px);
  transition: opacity 0.45s var(--ease), transform 0.45s var(--ease), border-color 0.3s;
  z-index: 880;
}
#toTop.show { opacity: 1; pointer-events: auto; transform: none; }
#toTop:hover { border-color: var(--gold-500); }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .svc-grid { grid-template-columns: repeat(2, 1fr); }
  .panel-cards { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .ftr-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 940px) {
  .nav, .hdr-cta .btn { display: none; }
  .burger { display: block; }
  .hero { min-height: auto; padding: 128px 0 76px; }
  .hero-grid { grid-template-columns: 1fr; gap: 44px; }
  .hero h1 { max-width: 100%; }
  .two-col { grid-template-columns: 1fr; }
  .panel-grid { grid-template-columns: 1fr; }
  .cov-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .faq-a-in { padding-right: 6%; }
}

@media (max-width: 620px) {
  body { font-size: 15.8px; }
  :root { --gut: 20px; }
  .svc-grid { grid-template-columns: 1fr; }
  .panel-cards { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .stat-row { grid-template-columns: 1fr; }
  .f-row { grid-template-columns: 1fr; }
  .ftr-grid { grid-template-columns: 1fr; }
  .tabs-nav { width: 100%; }
  .tab-btn { flex: 1; padding: 12px 10px; font-size: 0.8rem; }
  .tl-step { grid-template-columns: 44px 1fr; gap: 18px; }
  .tl-node { width: 44px; height: 44px; font-size: 0.9rem; }
  .tl-track { left: 21px; }
  .mobile-menu a.m-link { font-size: 1.55rem; }
  .hero-meta { gap: 22px; }
  .ftr-bottom { flex-direction: column; align-items: flex-start; }
}

/* ---------- Motion preference ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  [data-rev] { opacity: 1 !important; transform: none !important; }
  .mask-line > span { transform: none !important; }
}