/* IGIKON Engineering — design system
   Style: Trust & Authority · navy + brand teal
   Type: Lexend (display) + Source Sans 3 (text) */

:root {
  --bg: #f4f7fb;
  --surface: #ffffff;
  --ink: #0b1c33;
  --body-c: #46596f;
  --muted: #64748b;
  --border: #e1e8f2;
  --border-strong: #c9d6e6;

  --navy-950: #050d1c;
  --navy-900: #071730;
  --navy-850: #0a1d3c;
  --navy-800: #0d2447;
  --navy-700: #143462;

  --accent: #17c0a5;
  --accent-strong: #0fa78e;
  --accent-deep: #0a7c6d;
  --accent-soft: rgba(23, 192, 165, .12);
  --sky: #8ad4ff;

  --r-sm: 10px;
  --r-md: 14px;
  --r-lg: 20px;

  --shadow-sm: 0 1px 2px rgba(11, 28, 51, .05), 0 2px 8px rgba(11, 28, 51, .05);
  --shadow-md: 0 6px 18px rgba(11, 28, 51, .09), 0 2px 6px rgba(11, 28, 51, .05);
  --shadow-lg: 0 24px 60px rgba(5, 13, 28, .22);

  --font-display: "Lexend", system-ui, sans-serif;
  --font-text: "Source Sans 3", system-ui, sans-serif;

  --dur: 200ms;
  --ease: cubic-bezier(.33, 1, .68, 1);
}

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

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-text);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: var(--accent-deep); text-decoration: none; }
a:hover { color: var(--accent-strong); }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--ink);
  letter-spacing: -.02em;
  line-height: 1.15;
  margin: 0;
}

p { margin: 0; }

button { font: inherit; cursor: pointer; }

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--accent); color: var(--navy-950);
  padding: .7rem 1.2rem; font-weight: 700; border-radius: 0 0 10px 0;
}
.skip-link:focus { left: 0; }

.container { max-width: 1180px; margin: 0 auto; padding: 0 clamp(1.1rem, 4vw, 2rem); }

.section { padding: clamp(3.6rem, 8vw, 6rem) 0; }
.section-dark { background: var(--navy-900); color: rgba(255, 255, 255, .82); }
.section-dark h2, .section-dark h3 { color: #fff; }
.section-white { background: var(--surface); }

.eyebrow {
  display: inline-flex; align-items: center; gap: .55rem;
  font-family: var(--font-display);
  font-size: .72rem; font-weight: 700;
  letter-spacing: .22em; text-transform: uppercase;
  color: var(--accent-deep);
}
.eyebrow::before {
  content: ""; width: 26px; height: 2px; border-radius: 2px;
  background: var(--accent); flex: none;
}
.section-dark .eyebrow, .on-dark .eyebrow { color: var(--accent); }

.section-head { max-width: 720px; margin-bottom: clamp(2rem, 4vw, 3rem); }
.section-head h2 { font-size: clamp(1.65rem, 3.2vw, 2.35rem); font-weight: 600; margin-top: .9rem; }
.section-head p { margin-top: .9rem; color: var(--body-c); font-size: 1.08rem; }
.section-dark .section-head p { color: rgba(255, 255, 255, .68); }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head.center .eyebrow { justify-content: center; }
.section-head.center .eyebrow::before { display: none; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  min-height: 48px; padding: .8rem 1.6rem;
  border-radius: 999px; border: 1px solid transparent;
  font-family: var(--font-display); font-weight: 600; font-size: .95rem;
  cursor: pointer; transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.btn svg { flex: none; transition: transform var(--dur) var(--ease); }
.btn:hover svg { transform: translateX(3px); }

.btn-primary { background: var(--accent); color: var(--navy-950); box-shadow: 0 8px 20px rgba(23, 192, 165, .28); }
.btn-primary:hover { background: #23d3b7; color: var(--navy-950); transform: translateY(-2px); box-shadow: 0 12px 26px rgba(23, 192, 165, .38); }

.btn-ghost { border-color: rgba(255, 255, 255, .28); color: #fff; background: rgba(255, 255, 255, .04); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }

.btn-outline { border-color: var(--border-strong); color: var(--ink); background: var(--surface); }
.btn-outline:hover { border-color: var(--accent-strong); color: var(--accent-deep); transform: translateY(-2px); }

.btn-dark { background: var(--navy-900); color: #fff; }
.btn-dark:hover { background: var(--navy-700); color: #fff; transform: translateY(-2px); }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 90;
  background: rgba(5, 13, 28, .86);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1.4rem; height: 78px; }

.brand { display: flex; align-items: center; gap: .8rem; color: #fff; }
.brand svg { flex: none; }
.brand-word { line-height: 1; }
.brand-word .b1 {
  display: block; font-family: var(--font-display);
  font-weight: 700; font-size: 1.02rem; letter-spacing: .14em; color: #fff;
}
.brand-word .b2 {
  display: block; margin-top: .3rem;
  font-size: .6rem; font-weight: 600; letter-spacing: .34em;
  color: rgba(138, 212, 255, .75); text-transform: uppercase;
}

.main-nav { display: none; align-items: center; gap: .2rem; }
@media (min-width: 1060px) { .main-nav { display: flex; } }

.nav-item { position: relative; }
.nav-link {
  display: inline-flex; align-items: center; gap: .35rem;
  padding: .55rem .78rem; border-radius: 8px;
  color: rgba(255, 255, 255, .78); font-family: var(--font-display);
  font-size: .875rem; font-weight: 500;
  transition: color var(--dur), background var(--dur);
}
.nav-link:hover, .nav-item:focus-within > .nav-link { color: #fff; background: rgba(255, 255, 255, .07); }
.nav-link[aria-current="true"] { color: var(--accent); }
.nav-link .caret { transition: transform var(--dur) var(--ease); }
.nav-item:hover .caret, .nav-item:focus-within .caret { transform: rotate(180deg); }

.dropdown {
  position: absolute; top: calc(100% + 10px); left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 250px; padding: .6rem;
  background: rgba(7, 23, 48, .97); border: 1px solid rgba(255, 255, 255, .1);
  border-radius: var(--r-md); box-shadow: var(--shadow-lg);
  opacity: 0; visibility: hidden;
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease), visibility var(--dur);
}
.nav-item:hover > .dropdown, .nav-item:focus-within > .dropdown {
  opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0);
}
.dropdown a {
  display: block; padding: .6rem .8rem; border-radius: 8px;
  color: rgba(255, 255, 255, .78); font-size: .875rem; font-weight: 500;
}
.dropdown a:hover { background: rgba(255, 255, 255, .08); color: var(--accent); }

.mega { width: min(860px, calc(100vw - 2rem)); padding: 1rem; }
.mega-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: .25rem .5rem; }
.mega-grid a {
  display: flex; align-items: center; gap: .6rem;
  padding: .55rem .7rem; border-radius: 8px;
  color: rgba(255, 255, 255, .76); font-size: .85rem; font-weight: 500;
}
.mega-grid a svg { flex: none; color: var(--accent); opacity: .85; }
.mega-grid a:hover { background: rgba(255, 255, 255, .08); color: #fff; }
.mega-foot {
  margin-top: .8rem; padding: .8rem .7rem 0; border-top: 1px solid rgba(255, 255, 255, .1);
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
}
.mega-foot span { font-size: .8rem; color: rgba(255, 255, 255, .5); }
.mega-foot a { color: var(--accent); font-weight: 600; font-size: .85rem; display: inline-flex; align-items: center; gap: .4rem; }

.header-actions { display: flex; align-items: center; gap: .8rem; }
.lang-switch {
  display: inline-flex; padding: 3px; border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, .18); background: rgba(255, 255, 255, .05);
}
.lang-switch a {
  padding: .3rem .7rem; border-radius: 999px;
  font-family: var(--font-display); font-size: .74rem; font-weight: 700; letter-spacing: .08em;
  color: rgba(255, 255, 255, .6);
}
.lang-switch a.active { background: var(--accent); color: var(--navy-950); }
.lang-switch a:not(.active):hover { color: #fff; }

.header-cta { display: none; }
@media (min-width: 1220px) { .header-cta { display: inline-flex; min-height: 42px; padding: .55rem 1.2rem; font-size: .85rem; } }

.nav-toggle {
  display: inline-flex; flex-direction: column; justify-content: center; gap: 5px;
  width: 46px; height: 46px; padding: 12px;
  background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .16);
  border-radius: 10px;
}
.nav-toggle span { display: block; height: 2px; border-radius: 2px; background: #fff; transition: transform var(--dur) var(--ease), opacity var(--dur); }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
@media (min-width: 1060px) { .nav-toggle { display: none; } }

.mobile-nav {
  display: none; background: var(--navy-950);
  border-bottom: 1px solid rgba(255, 255, 255, .1);
  max-height: calc(100dvh - 78px); overflow-y: auto;
}
.mobile-nav.open { display: block; }
.mobile-nav .container { padding-top: .8rem; padding-bottom: 1.6rem; }
.mobile-nav a { display: block; padding: .8rem .4rem; color: rgba(255, 255, 255, .85); font-family: var(--font-display); font-weight: 500; border-bottom: 1px solid rgba(255, 255, 255, .07); }
.mobile-nav a:hover { color: var(--accent); }
.mobile-nav details { border-bottom: 1px solid rgba(255, 255, 255, .07); }
.mobile-nav summary {
  display: flex; justify-content: space-between; align-items: center;
  padding: .8rem .4rem; color: rgba(255, 255, 255, .85);
  font-family: var(--font-display); font-weight: 500; cursor: pointer; list-style: none;
}
.mobile-nav summary::-webkit-details-marker { display: none; }
.mobile-nav summary svg { transition: transform var(--dur); }
.mobile-nav details[open] summary svg { transform: rotate(180deg); }
.mobile-nav details a { padding-left: 1.2rem; font-weight: 400; font-size: .95rem; color: rgba(255, 255, 255, .68); border-bottom: 0; }

/* ---------- hero ---------- */
.hero {
  position: relative; overflow: hidden;
  background: radial-gradient(1100px 520px at 78% -10%, rgba(23, 192, 165, .16), transparent 60%),
              radial-gradient(900px 480px at 8% 110%, rgba(18, 84, 158, .28), transparent 62%),
              linear-gradient(165deg, var(--navy-950) 0%, var(--navy-900) 55%, var(--navy-850) 100%);
  color: rgba(255, 255, 255, .85);
}
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(rgba(138, 212, 255, .055) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(138, 212, 255, .055) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(120% 100% at 50% 0%, #000 30%, transparent 85%);
  -webkit-mask-image: radial-gradient(120% 100% at 50% 0%, #000 30%, transparent 85%);
}
.hero > .container { position: relative; }

.hero-home { padding: clamp(4rem, 9vw, 7rem) 0 clamp(3.4rem, 7vw, 5.5rem); }
.hero-grid { display: grid; gap: 3rem; align-items: center; }
@media (min-width: 980px) { .hero-grid { grid-template-columns: 1.05fr .95fr; } }

.hero h1 {
  color: #fff; font-size: clamp(2.1rem, 4.6vw, 3.45rem);
  font-weight: 700; letter-spacing: -.028em; line-height: 1.08;
  margin-top: 1.2rem; text-wrap: balance;
}
.hero h1 em { font-style: normal; color: var(--accent); }
.hero-lead { margin-top: 1.3rem; max-width: 34em; font-size: 1.13rem; line-height: 1.7; color: rgba(255, 255, 255, .72); }
.hero-ctas { margin-top: 2.1rem; display: flex; flex-wrap: wrap; gap: .9rem; }

.hero-chips { margin-top: 2.4rem; display: flex; flex-wrap: wrap; gap: .6rem; }
.chip {
  display: inline-flex; align-items: center; gap: .45rem;
  padding: .42rem .9rem; border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, .16); background: rgba(255, 255, 255, .05);
  font-family: var(--font-display); font-size: .78rem; font-weight: 500;
  color: rgba(255, 255, 255, .75);
}
.chip svg { color: var(--accent); flex: none; }

.hero-visual { position: relative; }
.hero-frame {
  position: relative; border-radius: var(--r-lg); overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .14); box-shadow: var(--shadow-lg);
}
.hero-frame img { width: 100%; height: clamp(300px, 40vw, 430px); object-fit: cover; }
.hero-frame::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(150deg, rgba(5, 13, 28, .18), rgba(5, 13, 28, .68) 88%),
              linear-gradient(0deg, rgba(23, 192, 165, .1), rgba(23, 192, 165, .1));
  mix-blend-mode: normal;
}
.hero-frame figcaption {
  position: absolute; left: 1.1rem; bottom: 2.6rem; z-index: 2;
  font-family: var(--font-display); font-size: .74rem; font-weight: 600;
  letter-spacing: .16em; text-transform: uppercase; color: rgba(255, 255, 255, .85);
  display: flex; align-items: center; gap: .5rem;
}
.hero-frame figcaption::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 12px var(--accent); }

.hero-stats {
  position: relative; z-index: 3; margin: -1.6rem 1.2rem 0;
  display: grid; grid-template-columns: repeat(3, 1fr);
  background: rgba(7, 23, 48, .92); backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, .12); border-radius: var(--r-md);
  box-shadow: var(--shadow-lg); overflow: hidden;
}
.hero-stats > div { padding: 1rem 1.1rem; }
.hero-stats > div + div { border-left: 1px solid rgba(255, 255, 255, .1); }
.hero-stats .n { font-family: var(--font-display); font-size: 1.45rem; font-weight: 700; color: var(--accent); line-height: 1; }
.hero-stats .l { margin-top: .35rem; font-size: .74rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: rgba(255, 255, 255, .55); }

/* page hero (sub pages) */
.hero-page { padding: clamp(3.2rem, 7vw, 5rem) 0 clamp(2.6rem, 5vw, 3.8rem); }
.hero-page h1 { margin-top: 1rem; max-width: 18em; }
.hero-page .hero-lead { max-width: 42em; }
.breadcrumb {
  display: flex; flex-wrap: wrap; align-items: center; gap: .5rem;
  font-size: .84rem; color: rgba(255, 255, 255, .55);
}
.breadcrumb a { color: rgba(255, 255, 255, .65); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb svg { opacity: .5; }
.hero-meta { margin-top: 1.1rem; display: flex; flex-wrap: wrap; gap: .6rem; align-items: center; }

/* ---------- value band ---------- */
.value-band { background: var(--navy-950); border-top: 1px solid rgba(255, 255, 255, .07); padding: 1.1rem 0; }
.value-band .container { display: flex; flex-wrap: wrap; gap: .5rem 1.6rem; justify-content: center; }
.value-band span {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--font-display); font-size: .8rem; font-weight: 500;
  color: rgba(255, 255, 255, .62); padding: .3rem 0;
}
.value-band svg { color: var(--accent); flex: none; }

/* ---------- cards ---------- */
.grid { display: grid; gap: 1.25rem; }
.grid-2 { grid-template-columns: 1fr; }
.grid-3 { grid-template-columns: 1fr; }
.grid-4 { grid-template-columns: 1fr 1fr; }
@media (min-width: 700px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1020px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

.card {
  position: relative; display: flex; flex-direction: column;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 1.6rem;
  box-shadow: var(--shadow-sm);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
a.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: rgba(23, 192, 165, .55); }
.card h3 { font-size: 1.12rem; font-weight: 600; color: var(--ink); }
.card p { margin-top: .7rem; color: var(--body-c); font-size: .96rem; line-height: 1.62; flex: 1; }

.icon-badge {
  width: 46px; height: 46px; border-radius: 12px; margin-bottom: 1.1rem;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--accent-soft); color: var(--accent-deep);
  border: 1px solid rgba(23, 192, 165, .25);
}
.card-link-row {
  margin-top: 1.1rem; display: inline-flex; align-items: center; gap: .4rem;
  font-family: var(--font-display); font-size: .85rem; font-weight: 600; color: var(--accent-deep);
}
a.card:hover .card-link-row { color: var(--accent-strong); }
a.card:hover .card-link-row svg { transform: translateX(4px); }
.card-link-row svg { transition: transform var(--dur) var(--ease); }

.card-num {
  position: absolute; top: 1.35rem; right: 1.5rem;
  font-family: var(--font-display); font-weight: 700; font-size: .8rem;
  color: var(--border-strong); letter-spacing: .1em;
}

/* article cards */
.post-card { padding: 1.5rem; }
.post-tags { display: flex; align-items: center; gap: .6rem; margin-bottom: .95rem; flex-wrap: wrap; }
.tag {
  display: inline-flex; align-items: center; gap: .35rem;
  padding: .28rem .75rem; border-radius: 999px;
  font-family: var(--font-display); font-size: .72rem; font-weight: 600; letter-spacing: .03em;
  background: var(--accent-soft); color: var(--accent-deep);
  border: 1px solid rgba(23, 192, 165, .22);
}
.tag-min { display: inline-flex; align-items: center; gap: .35rem; color: var(--muted); font-size: .8rem; }
.post-card h3 { font-size: 1.06rem; line-height: 1.35; }
.post-card p { font-size: .92rem; }

/* image banner cards */
.banner-card {
  position: relative; border-radius: var(--r-lg); overflow: hidden;
  min-height: 340px; display: flex; align-items: flex-end;
  border: 1px solid rgba(255, 255, 255, .08); box-shadow: var(--shadow-md);
}
.banner-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 600ms var(--ease); }
.banner-card:hover img { transform: scale(1.05); }
.banner-card::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(8deg, rgba(5, 13, 28, .92) 18%, rgba(5, 13, 28, .38) 55%, rgba(5, 13, 28, .18));
}
.banner-body { position: relative; z-index: 2; padding: 1.6rem; }
.banner-body .k {
  font-family: var(--font-display); font-size: .7rem; font-weight: 700;
  letter-spacing: .2em; text-transform: uppercase; color: var(--accent);
}
.banner-body h3 { margin-top: .6rem; color: #fff; font-size: 1.18rem; font-weight: 600; }
.banner-body p { margin-top: .55rem; color: rgba(255, 255, 255, .68); font-size: .9rem; line-height: 1.6; }

/* ---------- split feature ---------- */
.split { display: grid; gap: 2.6rem; align-items: center; }
@media (min-width: 960px) { .split { grid-template-columns: 1fr 1fr; gap: 4rem; } }
.check-grid { display: grid; grid-template-columns: 1fr; gap: .7rem; margin-top: 1.6rem; }
@media (min-width: 560px) { .check-grid { grid-template-columns: 1fr 1fr; } }
.check-item {
  display: flex; align-items: center; gap: .7rem;
  padding: .85rem 1rem; border-radius: var(--r-sm);
  background: var(--surface); border: 1px solid var(--border);
  font-family: var(--font-display); font-size: .9rem; font-weight: 500; color: var(--ink);
  transition: border-color var(--dur), transform var(--dur) var(--ease);
}
.check-item:hover { border-color: rgba(23, 192, 165, .5); transform: translateX(3px); }
.check-item svg { color: var(--accent-strong); flex: none; }

/* ---------- process timeline ---------- */
.timeline { position: relative; display: grid; gap: 0; counter-reset: step; max-width: 780px; }
.tl-step { position: relative; display: grid; grid-template-columns: 56px 1fr; gap: 1.3rem; padding-bottom: 2.2rem; }
.tl-step:last-child { padding-bottom: 0; }
.tl-step::before {
  content: ""; position: absolute; left: 27px; top: 56px; bottom: 6px; width: 2px;
  background: linear-gradient(180deg, rgba(23, 192, 165, .6), rgba(23, 192, 165, .12));
}
.tl-step:last-child::before { display: none; }
.tl-num {
  width: 56px; height: 56px; border-radius: 16px; flex: none;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 700; font-size: 1.05rem;
  background: rgba(23, 192, 165, .12); color: var(--accent);
  border: 1px solid rgba(23, 192, 165, .35);
}
.tl-body h3 { color: #fff; font-size: 1.15rem; font-weight: 600; padding-top: .4rem; }
.tl-body p { margin-top: .5rem; color: rgba(255, 255, 255, .62); font-size: .95rem; }
.section-light .tl-body h3 { color: var(--ink); }
.section-light .tl-body p { color: var(--body-c); }

/* ---------- CTA band ---------- */
.cta-band {
  position: relative; overflow: hidden;
  background: radial-gradient(800px 400px at 85% 120%, rgba(23, 192, 165, .22), transparent 60%),
              linear-gradient(160deg, var(--navy-900), var(--navy-950));
  border-radius: var(--r-lg); padding: clamp(2.2rem, 5vw, 3.4rem);
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.6rem;
  border: 1px solid rgba(255, 255, 255, .1);
}
.cta-band h2 { color: #fff; font-size: clamp(1.4rem, 2.6vw, 1.9rem); font-weight: 600; max-width: 18em; }
.cta-contacts { margin-top: .9rem; display: flex; flex-wrap: wrap; gap: 1.4rem; }
.cta-contacts a { display: inline-flex; align-items: center; gap: .5rem; color: rgba(255, 255, 255, .78); font-weight: 600; }
.cta-contacts a:hover { color: var(--accent); }
.cta-contacts svg { color: var(--accent); }

/* ---------- filters ---------- */
.filter-row { display: flex; flex-wrap: wrap; gap: .55rem; margin-bottom: 2.2rem; }
.filter-btn {
  padding: .5rem 1.05rem; border-radius: 999px;
  border: 1px solid var(--border-strong); background: var(--surface);
  font-family: var(--font-display); font-size: .82rem; font-weight: 600; color: var(--body-c);
  transition: all var(--dur) var(--ease);
}
.filter-btn:hover { border-color: var(--accent-strong); color: var(--accent-deep); }
.filter-btn[aria-pressed="true"] { background: var(--navy-900); border-color: var(--navy-900); color: #fff; }

/* ---------- service detail ---------- */
.detail-grid { display: grid; gap: 2.4rem; align-items: start; }
@media (min-width: 1000px) { .detail-grid { grid-template-columns: 1fr 370px; gap: 3.4rem; } }

.subservice-grid { display: grid; grid-template-columns: 1fr; gap: .8rem; margin-top: 1.6rem; }
@media (min-width: 620px) { .subservice-grid { grid-template-columns: 1fr 1fr; } }
.subservice {
  display: flex; align-items: center; gap: .85rem;
  padding: 1rem 1.15rem; border-radius: var(--r-md);
  background: var(--surface); border: 1px solid var(--border);
  font-family: var(--font-display); font-weight: 500; font-size: .95rem;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--dur), transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.subservice:hover { border-color: rgba(23, 192, 165, .55); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.subservice svg { color: var(--accent-strong); flex: none; }

.aside-card {
  position: sticky; top: 100px;
  background: var(--navy-900); color: rgba(255, 255, 255, .78);
  border-radius: var(--r-lg); padding: 1.8rem;
  border: 1px solid rgba(255, 255, 255, .1); box-shadow: var(--shadow-md);
}
.aside-card h3 { color: #fff; font-size: 1.15rem; font-weight: 600; }
.aside-card p { margin-top: .8rem; font-size: .93rem; line-height: 1.65; color: rgba(255, 255, 255, .66); }
.aside-card .btn { width: 100%; margin-top: 1.4rem; }
.aside-links { margin-top: 1.2rem; display: grid; gap: .6rem; }
.aside-links a { display: flex; align-items: center; gap: .6rem; color: rgba(255, 255, 255, .78); font-size: .92rem; font-weight: 600; }
.aside-links a:hover { color: var(--accent); }
.aside-links svg { color: var(--accent); flex: none; }

.approach-panel {
  margin-top: 2.4rem; padding: 1.7rem;
  border-radius: var(--r-lg); background: var(--surface);
  border: 1px solid var(--border); border-left: 4px solid var(--accent);
  box-shadow: var(--shadow-sm);
}
.approach-panel h2 { font-size: 1.25rem; font-weight: 600; }
.approach-panel p { margin-top: .8rem; color: var(--body-c); }

/* ---------- article ---------- */
.article-grid { display: grid; gap: 2.6rem; align-items: start; }
@media (min-width: 1000px) { .article-grid { grid-template-columns: 250px 1fr; gap: 3.5rem; } }

.toc-card {
  position: sticky; top: 100px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 1.3rem; box-shadow: var(--shadow-sm);
}
.toc-card h2 { font-size: .78rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); }
.toc-card ol { list-style: none; margin: .9rem 0 0; padding: 0; display: grid; gap: .1rem; counter-reset: toc; }
.toc-card a {
  display: flex; gap: .6rem; padding: .5rem .6rem; border-radius: 8px;
  color: var(--body-c); font-size: .9rem; font-weight: 500; counter-increment: toc;
}
.toc-card a::before { content: counter(toc, decimal-leading-zero); font-family: var(--font-display); font-weight: 700; font-size: .78rem; color: var(--accent-strong); padding-top: .1rem; }
.toc-card a:hover { background: var(--accent-soft); color: var(--ink); }

.prose { max-width: 46em; }
.prose h2 {
  font-size: 1.45rem; font-weight: 600; margin: 2.6rem 0 0;
  padding-top: .4rem; scroll-margin-top: 110px;
}
.prose h2 .h-num { color: var(--accent-strong); font-size: .85rem; font-weight: 700; letter-spacing: .14em; display: block; margin-bottom: .45rem; }
.prose p { margin-top: 1.15rem; color: #35485e; font-size: 1.06rem; line-height: 1.78; }
.prose p:first-of-type { font-size: 1.16rem; color: var(--ink); }

.callout {
  display: flex; gap: .9rem; padding: 1.1rem 1.3rem; margin: 0 0 2rem;
  border-radius: var(--r-md); background: var(--accent-soft);
  border: 1px solid rgba(23, 192, 165, .3);
  color: #135f54; font-size: .93rem; line-height: 1.6;
}
.callout svg { flex: none; margin-top: .15rem; color: var(--accent-deep); }
.callout strong { color: #0d4f45; }

.article-cta {
  margin-top: 3rem; border-radius: var(--r-lg); padding: 1.9rem;
  background: linear-gradient(150deg, var(--navy-900), var(--navy-950));
  border: 1px solid rgba(255, 255, 255, .1); color: rgba(255, 255, 255, .72);
}
.article-cta h2 { color: #fff; font-size: 1.3rem; font-weight: 600; margin: 0; }
.article-cta p { margin-top: .7rem; font-size: .96rem; }
.article-cta .btn { margin-top: 1.3rem; }

/* ---------- corporate / GM ---------- */
.gm-card {
  display: grid; gap: 0; overflow: hidden;
  background: var(--navy-900); border-radius: var(--r-lg);
  border: 1px solid rgba(255, 255, 255, .1); box-shadow: var(--shadow-lg);
}
@media (min-width: 860px) { .gm-card { grid-template-columns: 340px 1fr; } }
.gm-photo { position: relative; min-height: 300px; }
.gm-photo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: top; }
.gm-photo::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, transparent 60%, var(--navy-900)); }
.gm-body { padding: clamp(1.8rem, 4vw, 3rem); color: rgba(255, 255, 255, .75); }
.gm-body h2 { color: #fff; font-size: 1.5rem; font-weight: 600; margin-top: .9rem; }
.gm-body p { margin-top: 1rem; line-height: 1.7; }
.gm-body .btn { margin-top: 1.6rem; }

.quote-panel {
  position: relative; padding: 1.8rem 1.8rem 1.8rem 2.2rem; margin: 2.2rem 0;
  background: var(--surface); border-radius: var(--r-lg);
  border: 1px solid var(--border); border-left: 4px solid var(--accent);
  box-shadow: var(--shadow-sm);
}
.quote-panel blockquote { margin: 0; font-family: var(--font-display); font-size: 1.22rem; font-weight: 500; color: var(--ink); line-height: 1.5; }
.quote-panel figcaption { margin-top: 1rem; font-size: .9rem; color: var(--muted); }
.quote-panel figcaption strong { color: var(--ink); }

.signature { margin-top: 2.6rem; display: flex; align-items: center; gap: 1.1rem; }
.signature img { width: 64px; height: 64px; border-radius: 50%; object-fit: cover; object-position: top; border: 2px solid var(--accent); }
.signature .s1 { font-family: var(--font-display); font-weight: 700; color: var(--ink); }
.signature .s2 { font-size: .88rem; color: var(--muted); }

/* ---------- contact ---------- */
.contact-grid { display: grid; gap: 2rem; align-items: start; }
@media (min-width: 1000px) { .contact-grid { grid-template-columns: .9fr 1.1fr; gap: 3rem; } }

.info-list { display: grid; gap: .9rem; }
.info-item {
  display: flex; gap: 1rem; align-items: flex-start;
  padding: 1.15rem 1.3rem; border-radius: var(--r-md);
  background: var(--surface); border: 1px solid var(--border); box-shadow: var(--shadow-sm);
  transition: border-color var(--dur), transform var(--dur) var(--ease);
}
.info-item:hover { border-color: rgba(23, 192, 165, .5); transform: translateY(-2px); }
.info-item .icon-badge { margin: 0; width: 42px; height: 42px; flex: none; }
.info-item .k { font-family: var(--font-display); font-size: .74rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.info-item .v { margin-top: .2rem; font-weight: 600; color: var(--ink); overflow-wrap: anywhere; }
.info-item .v a { color: var(--ink); }
.info-item .v a:hover { color: var(--accent-deep); }
.info-item .s { margin-top: .15rem; font-size: .88rem; color: var(--body-c); }

.contact-form {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: clamp(1.5rem, 3.5vw, 2.4rem); box-shadow: var(--shadow-md);
}
.contact-form h2 { font-size: 1.35rem; font-weight: 600; }
.contact-form .hint { margin-top: .5rem; font-size: .92rem; color: var(--body-c); }
.form-row { display: grid; gap: 1.1rem; margin-top: 1.4rem; }
@media (min-width: 640px) { .form-row.cols { grid-template-columns: 1fr 1fr; } }
.field label { display: block; font-family: var(--font-display); font-size: .85rem; font-weight: 600; color: var(--ink); margin-bottom: .45rem; }
.field input, .field select, .field textarea {
  width: 100%; min-height: 48px; padding: .7rem .95rem;
  border-radius: var(--r-sm); border: 1px solid var(--border-strong);
  background: #fbfdfe; color: var(--ink); font: inherit;
  transition: border-color var(--dur), box-shadow var(--dur);
}
.field textarea { min-height: 140px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--accent-strong);
  box-shadow: 0 0 0 3px rgba(23, 192, 165, .18);
}
.field .help { margin-top: .4rem; font-size: .82rem; color: var(--muted); }
.form-actions { margin-top: 1.6rem; display: flex; flex-wrap: wrap; gap: .8rem; }

/* ---------- footer ---------- */
.site-footer { background: var(--navy-950); color: rgba(255, 255, 255, .62); }
.footer-cta { border-bottom: 1px solid rgba(255, 255, 255, .08); }
.footer-cta .container {
  padding-top: 2.4rem; padding-bottom: 2.4rem;
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.4rem;
}
.footer-cta h2 { color: #fff; font-size: 1.35rem; font-weight: 600; margin: 0; }
.footer-cta p { margin-top: .4rem; color: rgba(255, 255, 255, .55); font-size: .95rem; }

.footer-main { padding: clamp(2.6rem, 5vw, 4rem) 0 2rem; }
.footer-grid { display: grid; gap: 2.4rem; }
@media (min-width: 880px) { .footer-grid { grid-template-columns: 1.4fr 1fr 1.4fr 1.2fr; gap: 2rem; } }
.footer-brand p { margin-top: 1.1rem; font-size: .93rem; line-height: 1.65; max-width: 30em; }
.footer-col h3 {
  color: #fff; font-size: .78rem; font-weight: 700;
  letter-spacing: .18em; text-transform: uppercase; margin-bottom: 1.1rem;
}
.footer-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .45rem; }
.footer-col a { color: rgba(255, 255, 255, .6); font-size: .92rem; }
.footer-col a:hover { color: var(--accent); }
.footer-contact li { display: flex; gap: .6rem; align-items: flex-start; font-size: .92rem; }
.footer-contact svg { color: var(--accent); flex: none; margin-top: .2rem; }
.footer-contact a { overflow-wrap: anywhere; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .08); padding: 1.4rem 0; }
.footer-bottom .container { display: flex; flex-wrap: wrap; gap: .8rem; justify-content: space-between; font-size: .84rem; color: rgba(255, 255, 255, .42); }

/* ---------- 404 ---------- */
.notfound { min-height: 55vh; display: grid; place-items: center; text-align: center; }
.notfound .code { font-family: var(--font-display); font-size: clamp(4rem, 12vw, 7rem); font-weight: 700; color: var(--accent); line-height: 1; }

/* ---------- reveal ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 600ms var(--ease), transform 600ms var(--ease); }
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}