/* =====================================================================
   Tahsin International — main.css
   Design system ported from the approved homepage (Home.dc.html).
   Zero build. Mobile-first. Breakpoints: 640 / 1024 / 1280.
   ===================================================================== */

/* ---------- Tokens ---------- */
:root {
  /* Brand */
  --navy:        #00008B;
  --deep:        #000066;
  --orange:      #FF8C00;
  --orange-hover:#E67E00;
  --ink:         #0F172A;
  --slate:       #334155;
  --muted:       #64748B;
  --border:      #D9DEE7;
  --surface:     #F1F5F9;
  --white:       #FFFFFF;
  --success:     #15803D;
  --success-bg:  #DCFCE7;
  --warning:     #B45309;
  --warning-bg:  #FEF3C7;
  --error:       #B91C1C;

  /* On-navy helpers (from the design) */
  --on-navy:      #C7CBE8;
  --on-navy-dim:  #9BA1D6;
  --placeholder:  #E7ECF2;
  --placeholder-b:#B9C1CE;
  --slate-icon:   #94A3B8;

  /* Type */
  --font-display: 'Sora', system-ui, sans-serif;
  --font-body:    'Inter', system-ui, sans-serif;
  --font-bn:      'Hind Siliguri', 'Inter', sans-serif;
  --font-mono:    ui-monospace, SFMono-Regular, Menlo, monospace;

  /* Radius */
  --r-8:  8px;
  --r-12: 12px;
  --r-16: 16px;

  /* Layout */
  --maxw: 1200px;
  --section-pad: clamp(56px, 8vw, 96px);
  --gutter: 24px;

  /* Motion */
  --ease: cubic-bezier(.2, .6, .2, 1);
  --t-fast: .15s;
  --t: .2s;
  --t-slow: .25s;

  /* Elevation */
  --shadow-card: 0 6px 16px rgba(15, 23, 42, .10);
  --shadow-panel: 0 20px 40px rgba(15, 23, 42, .16);
  --shadow-header: 0 6px 16px rgba(15, 23, 42, .18);
}

/* ---------- Reset (minimal) ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  text-wrap: pretty;
  line-height: 1.5;
}
h1, h2, h3, h4, p { margin: 0; }
img, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: var(--navy); text-decoration: none; transition: color .18s var(--ease); }
a:hover { color: var(--orange-hover); }
button { font: inherit; cursor: pointer; }
:focus-visible { outline: 3px solid var(--orange); outline-offset: 2px; }
[hidden] { display: none !important; }

@keyframes tiFadeUp {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: none; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  html { scroll-behavior: auto; }
}

/* ---------- Layout primitives ---------- */
.container { max-width: var(--maxw); margin: 0 auto; padding-left: var(--gutter); padding-right: var(--gutter); width: 100%; }
.section { padding: var(--section-pad) var(--gutter); }
.section--surface { background: var(--surface); }
.section--navy { background: var(--navy); }
.section--white { background: var(--white); }
.section__inner { max-width: var(--maxw); margin: 0 auto; }

.eyebrow {
  display: block;
  font-size: 13px; font-weight: 600; letter-spacing: .08em;
  text-transform: uppercase; color: var(--orange); margin-bottom: 14px;
}
.eyebrow--center { text-align: center; }

.h2 {
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(1.625rem, 3.2vw, 2rem); line-height: 1.15;
  letter-spacing: -.02em; color: var(--navy);
}
.lead { font-size: clamp(1.0625rem, 1.4vw, 1.125rem); line-height: 1.6; color: var(--slate); }
.muted { color: var(--muted); }
.tnum { font-variant-numeric: tabular-nums; }

.section-head {
  display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between;
  gap: 20px; margin-bottom: 44px;
}
.section-head__text { max-width: 640px; }
.link-more {
  display: inline-flex; align-items: center; gap: 7px; flex-shrink: 0;
  font-weight: 600; font-size: 14.5px; color: var(--navy);
}
.link-more:hover { color: var(--orange-hover); }
.link-more svg { flex-shrink: 0; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font-weight: 600; font-size: 15px; padding: 15px 28px;
  border-radius: var(--r-8); border: 1.5px solid transparent; cursor: pointer;
  transition: background var(--t) var(--ease), border-color var(--t) var(--ease), color var(--t) var(--ease), box-shadow var(--t) var(--ease);
  text-align: center; line-height: 1.2;
}
.btn svg { flex-shrink: 0; }
.btn--accent { background: var(--orange); color: #fff; box-shadow: 0 6px 16px rgba(255, 140, 0, .28); }
.btn--accent:hover { background: var(--orange-hover); color: #fff; }
.btn--navy { background: var(--navy); color: #fff; }
.btn--navy:hover { background: var(--deep); color: #fff; }
.btn--outline { border-color: rgba(255, 255, 255, .42); color: #fff; }
.btn--outline:hover { border-color: #fff; background: rgba(255, 255, 255, .08); color: #fff; }
.btn--outline-navy { border-color: var(--border); color: var(--navy); background: #fff; }
.btn--outline-navy:hover { border-color: var(--navy); color: var(--navy); }
.btn--ghost { background: transparent; color: var(--navy); padding: 10px 14px; }
.btn--ghost:hover { background: var(--surface); }
.btn--sm { font-size: 14px; padding: 11px 18px; }
.btn--block { width: 100%; }

.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 4px; }

/* ---------- Skip link ---------- */
.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--navy); color: #fff; padding: 12px 20px; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; color: #fff; }

/* ---------- Utility bar ---------- */
.utility { background: var(--deep); color: var(--on-navy); font-size: 13px; line-height: 1.4; }
.utility__inner {
  max-width: var(--maxw); margin: 0 auto; padding: 9px var(--gutter);
  display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
}
.utility__left { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
.utility__link { color: var(--on-navy); display: flex; align-items: center; gap: 7px; }
.utility__link:hover { color: var(--orange); }
.utility__link svg { flex-shrink: 0; }
.utility__mail { display: none; }
.utility__right { display: flex; align-items: center; gap: 16px; }

.lang { display: flex; align-items: center; gap: 2px; font-weight: 600; font-size: 12px; }
.lang__btn {
  background: none; border: none; color: var(--on-navy-dim); padding: 3px 9px; border-radius: 5px;
  font: inherit; font-weight: 600; cursor: pointer;
}
.lang__btn--active { color: #fff; background: rgba(255, 255, 255, .14); }
.lang__btn--disabled { color: var(--on-navy-dim); font-family: var(--font-bn); cursor: not-allowed; }
.utility__quote {
  background: var(--orange); color: #fff; font-weight: 600; font-size: 12.5px;
  padding: 7px 15px; border-radius: 6px; letter-spacing: .01em;
}
.utility__quote:hover { background: var(--orange-hover); color: #fff; }

/* ---------- Header / nav ---------- */
.header {
  position: sticky; top: 0; z-index: 100; background: var(--navy);
  transition: box-shadow var(--t-slow) var(--ease);
}
.header--scrolled { box-shadow: var(--shadow-header); }
.header__inner {
  max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gutter);
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  height: 74px; transition: height var(--t-slow) var(--ease);
}
.header--scrolled .header__inner { height: 62px; }

.brand { display: flex; align-items: center; gap: 11px; flex-shrink: 0; }
.brand__mark { width: 34px; height: 34px; flex-shrink: 0; }
.brand__text { display: flex; flex-direction: column; line-height: 1.05; }
.brand__name { font-family: var(--font-display); font-weight: 700; font-size: 17px; letter-spacing: -.015em; color: #fff; }
.brand__name em { color: var(--orange); font-style: normal; }
.brand__tag { font-size: 10.5px; font-weight: 500; letter-spacing: .055em; text-transform: uppercase; color: var(--on-navy-dim); margin-top: 3px; }

.nav { display: none; align-items: center; gap: 2px; }
.nav__link {
  color: #fff; font-size: 14.5px; font-weight: 500; padding: 26px 13px; position: relative;
  display: flex; align-items: center; gap: 5px;
}
.nav__link:hover { color: var(--orange); }
.nav__link[aria-current="page"] { color: #fff; }
.nav__link[aria-current="page"]::after {
  content: ""; position: absolute; left: 13px; right: 13px; bottom: 20px; height: 2px; background: var(--orange);
}
.nav__item { position: relative; }
.nav__panel {
  display: none; position: absolute; top: 100%; left: 0; min-width: 258px;
  background: #fff; border: 1px solid var(--border); border-radius: var(--r-12);
  box-shadow: var(--shadow-panel); padding: 8px; flex-direction: column;
}
.nav__item.is-open .nav__panel { display: flex; }
.nav__panel--wide { min-width: 320px; }
.nav__panel a {
  padding: 10px 14px; border-radius: var(--r-8); font-size: 14px; color: var(--slate);
}
.nav__panel a:hover { background: var(--surface); color: var(--navy); }

.burger {
  display: flex; align-items: center; justify-content: center; width: 44px; height: 44px;
  background: rgba(255, 255, 255, .10); border: 1px solid rgba(255, 255, 255, .18);
  border-radius: var(--r-8); color: #fff; flex-shrink: 0;
}
.burger:hover { background: rgba(255, 255, 255, .2); }

/* ---------- Mobile drawer ---------- */
.drawer { position: fixed; inset: 0; z-index: 150; background: rgba(15, 23, 42, .55); }
.drawer[hidden] { display: none; }
.drawer__panel {
  position: absolute; top: 0; right: 0; bottom: 0; width: min(370px, 88vw);
  background: var(--navy); overflow-y: auto; padding: 20px 22px 40px;
  display: flex; flex-direction: column; gap: 4px;
}
.drawer__head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 14px; padding-bottom: 16px; border-bottom: 1px solid rgba(255, 255, 255, .14);
}
.drawer__brand { font-family: var(--font-display); font-weight: 700; font-size: 16px; color: #fff; }
.drawer__brand em { color: var(--orange); font-style: normal; }
.drawer__close {
  width: 44px; height: 44px; display: flex; align-items: center; justify-content: center;
  background: rgba(255, 255, 255, .10); border: 1px solid rgba(255, 255, 255, .18);
  border-radius: var(--r-8); color: #fff;
}
.drawer__link { color: #fff; font-size: 16px; font-weight: 600; padding: 13px 4px; border-bottom: 1px solid rgba(255, 255, 255, .08); }
.drawer__link:hover { color: var(--orange); }
.drawer__link--flush { border-bottom: none; }
.drawer__sub { display: flex; flex-direction: column; gap: 2px; padding: 0 0 12px 12px; border-bottom: 1px solid rgba(255, 255, 255, .08); margin-bottom: 2px; }
.drawer__sub a { color: var(--on-navy-dim); font-size: 14px; padding: 8px 4px; }
.drawer__sub a:hover { color: var(--orange); }
.drawer__cta { margin-top: 18px; }
.drawer__tel { margin-top: 8px; border: 1.5px solid rgba(255, 255, 255, .3); color: #fff; text-align: center; font-weight: 600; padding: 14px; border-radius: var(--r-8); }
.drawer__tel:hover { border-color: var(--orange); color: var(--orange); }

/* ---------- Hero ---------- */
.hero {
  position: relative; min-height: min(88vh, 760px); display: flex; align-items: center;
  background: var(--navy); overflow: hidden;
}
.hero__bg { position: absolute; inset: 0; background: linear-gradient(115deg, #00008B 0%, #000066 55%, #12126e 100%); }
.hero__grid {
  position: absolute; inset: 0; opacity: .14;
  background-image: linear-gradient(rgba(255, 255, 255, .5) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .5) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 75% 40%, #000 10%, transparent 75%);
  mask-image: radial-gradient(ellipse 80% 70% at 75% 40%, #000 10%, transparent 75%);
}
.hero__watermark { position: absolute; right: -6%; top: 50%; transform: translateY(-50%); width: min(520px, 46vw); opacity: .07; }
.hero__inner { position: relative; max-width: var(--maxw); margin: 0 auto; padding: clamp(64px, 9vw, 104px) var(--gutter); width: 100%; }
.hero__content { max-width: 760px; display: flex; flex-direction: column; align-items: flex-start; gap: 24px; }
.hero__title {
  font-family: var(--font-display); font-weight: 700; font-size: clamp(2.25rem, 5.4vw, 3.5rem);
  line-height: 1.05; letter-spacing: -.025em; color: #fff;
}
.hero__sub { font-size: clamp(1.0625rem, 1.5vw, 1.125rem); line-height: 1.6; color: var(--on-navy); max-width: 600px; }

.pill {
  display: inline-flex; align-items: center; gap: 10px; font-size: 13px; font-weight: 600;
  letter-spacing: .08em; text-transform: uppercase; color: var(--orange);
  background: rgba(255, 140, 0, .12); border: 1px solid rgba(255, 140, 0, .32);
  padding: 8px 15px; border-radius: 100px;
}
.pill__dot { width: 6px; height: 6px; border-radius: 50%; background: var(--orange); flex-shrink: 0; }

/* Compact hero for interior pages */
.subhero { position: relative; background: var(--navy); overflow: hidden; }
.subhero__inner { position: relative; max-width: var(--maxw); margin: 0 auto; padding: clamp(48px, 7vw, 84px) var(--gutter); }
.subhero__title { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.9rem, 4.4vw, 2.75rem); line-height: 1.1; letter-spacing: -.02em; color: #fff; margin: 16px 0 0; max-width: 760px; }
.subhero__sub { font-size: clamp(1rem, 1.4vw, 1.125rem); line-height: 1.6; color: var(--on-navy); margin: 18px 0 0; max-width: 640px; }
.crumbs { font-size: 13px; color: var(--on-navy-dim); display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.crumbs a { color: var(--on-navy-dim); }
.crumbs a:hover { color: var(--orange); }

/* ---------- Trust strip ---------- */
.trust { background: var(--deep); border-top: 1px solid rgba(255, 255, 255, .10); }
.trust__inner {
  max-width: var(--maxw); margin: 0 auto; padding: 18px var(--gutter);
  display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 12px 34px;
}
.trust__item { display: flex; align-items: center; gap: 9px; color: var(--on-navy); font-size: 13.5px; font-weight: 500; }
.trust__item svg { flex-shrink: 0; }

/* ---------- Grids ---------- */
/* min-width:0 lets grid/flex children shrink so inner scroll containers
   (tables, carousels) stay contained instead of forcing page overflow. */
.grid > *, .grid--split > *, .grid--2 > *, .svc-layout > * { min-width: 0; }
.grid { display: grid; gap: 20px; }
.grid--cards { grid-template-columns: repeat(auto-fit, minmax(255px, 1fr)); }
.grid--tiles { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 12px; }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: clamp(32px, 5vw, 64px); align-items: center; }
.grid--split { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: clamp(28px, 4vw, 48px); align-items: start; }

/* ---------- Cards ---------- */
.card {
  display: flex; flex-direction: column; gap: 14px; background: #fff;
  border: 1px solid var(--border); border-top: 3px solid var(--border);
  border-radius: var(--r-12); padding: 26px 24px; color: var(--ink);
  transition: box-shadow var(--t) var(--ease), transform var(--t) var(--ease), border-color var(--t) var(--ease);
}
.card__icon { stroke: var(--navy); transition: stroke var(--t) var(--ease); }
.card__title { font-family: var(--font-display); font-weight: 600; font-size: 1.25rem; line-height: 1.25; color: var(--navy); }
.card__body { font-size: 15px; line-height: 1.6; color: var(--slate); flex-grow: 1; }
.card__more { display: inline-flex; align-items: center; gap: 7px; font-weight: 600; font-size: 14px; color: var(--orange); }
a.card:hover { box-shadow: var(--shadow-card); transform: translateY(-3px); border-top-color: var(--navy); }
a.card:hover .card__icon { stroke: var(--orange); }

/* ---------- Tiles ---------- */
.tile {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  padding: 19px 22px; border: 1px solid var(--border); border-radius: var(--r-12);
  background: #fff; color: var(--ink); font-weight: 600; font-size: 15.5px;
  transition: background var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}
.tile svg { flex-shrink: 0; stroke: var(--orange); }
.tile:hover { background: var(--navy); border-color: var(--navy); color: #fff; }

/* ---------- Stats ---------- */
.stats { background: var(--navy); padding: clamp(44px, 6vw, 64px) var(--gutter); }
.stats__grid { max-width: var(--maxw); margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 32px 24px; text-align: center; }
.stat__num { font-family: var(--font-display); font-weight: 700; font-size: clamp(2rem, 4vw, 2.75rem); line-height: 1; color: var(--orange); font-variant-numeric: tabular-nums; }
.stat__label { font-size: 14px; color: var(--on-navy); margin-top: 10px; line-height: 1.4; }

/* ---------- Badges ---------- */
.badge { display: inline-block; flex-shrink: 0; font-size: 12px; font-weight: 600; padding: 5px 10px; border-radius: 100px; }
.badge--active { color: var(--success); background: var(--success-bg); }
.badge--warning { color: var(--warning); background: var(--warning-bg); }

/* ---------- Media/placeholder slots ---------- */
.photo-slot {
  position: relative; border-radius: var(--r-16); border: 1.5px dashed var(--placeholder-b);
  background: var(--placeholder); display: flex; flex-direction: column; align-items: center;
  justify-content: center; text-align: center; padding: 32px; gap: 10px;
}
.photo-slot svg { stroke: var(--slate-icon); }
.photo-slot__label { font-size: 12px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--slate-icon); }
.photo-slot__desc { font-size: 14.5px; line-height: 1.55; color: var(--muted); max-width: 300px; }
/* When an admin photo is assigned, the slot becomes the image itself */
.photo-slot.has-img { border: none; padding: 0; background: none; overflow: hidden; }
.photo-slot.has-img img { width: 100%; height: 100%; object-fit: cover; border-radius: var(--r-16); display: block; }
.ratio-4-3 { aspect-ratio: 4 / 3; }
.ratio-16-10 { aspect-ratio: 16 / 10; }
.ratio-3-4 { aspect-ratio: 3 / 4; }

/* ---------- Carousel ---------- */
.carousel-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 36px; }
.carousel-nav { display: flex; gap: 10px; flex-shrink: 0; }
.carousel-btn {
  width: 46px; height: 46px; display: flex; align-items: center; justify-content: center;
  background: #fff; border: 1px solid var(--border); border-radius: var(--r-8); color: var(--navy);
  transition: background var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}
.carousel-btn:hover { background: var(--navy); border-color: var(--navy); color: #fff; }
.carousel { display: flex; gap: 20px; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; padding-bottom: 4px; }
.carousel::-webkit-scrollbar { display: none; }
.slide {
  scroll-snap-align: start; flex: 0 0 min(360px, 84vw); background: #fff;
  border: 1px solid var(--border); border-radius: var(--r-12); overflow: hidden;
  display: flex; flex-direction: column;
}
.slide__media {
  aspect-ratio: 16 / 10; background: var(--placeholder); border-bottom: 1px solid var(--border);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px;
  text-align: center; padding: 22px;
}
.slide__media svg { stroke: var(--slate-icon); }
.slide__media span { font-size: 13px; line-height: 1.5; color: var(--muted); max-width: 230px; }
.slide__body { padding: 22px; display: flex; flex-direction: column; gap: 9px; flex-grow: 1; }
.slide__meta { font-size: 12.5px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--orange); }
.slide__title { font-family: var(--font-display); font-weight: 600; font-size: 1.125rem; line-height: 1.3; color: var(--navy); }
.slide__desc { font-size: 14.5px; line-height: 1.55; color: var(--muted); flex-grow: 1; }
.slide--cta { background: var(--navy); border-color: var(--navy); justify-content: center; gap: 14px; padding: 32px; }
.slide--cta h3 { font-family: var(--font-display); font-weight: 600; font-size: 1.25rem; line-height: 1.3; color: #fff; }
.slide--cta p { font-size: 15px; line-height: 1.6; color: var(--on-navy); }
.slide--cta a { display: inline-flex; align-items: center; gap: 8px; color: var(--orange); font-weight: 600; font-size: 15px; }
.slide--cta a:hover { color: #fff; }

/* ---------- Credentials table ---------- */
.creds { border: 1px solid var(--border); border-radius: var(--r-12); overflow: hidden; }
.creds__row { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 15px 18px; border-bottom: 1px solid var(--border); background: #fff; }
.creds__row:last-child { border-bottom: none; }
.creds__name { font-size: 14.5px; font-weight: 600; color: var(--ink); }
.creds__meta { font-size: 13px; color: var(--muted); margin-top: 3px; }

/* Certificate tiles (placeholder scans) */
.cert-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; align-content: start; }
.cert-tile {
  aspect-ratio: 3 / 4; background: var(--placeholder); border: 1.5px dashed var(--placeholder-b);
  border-radius: var(--r-12); display: flex; flex-direction: column; align-items: center;
  justify-content: center; gap: 9px; padding: 18px; text-align: center;
  transition: border-color var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}
.cert-tile svg { stroke: var(--slate-icon); }
.cert-tile:hover { border-color: var(--orange); background: var(--surface); }
.cert-tile__name { font-size: 13px; font-weight: 600; color: var(--slate); line-height: 1.4; }
.cert-tile__hint { font-size: 11.5px; color: var(--slate-icon); line-height: 1.4; }
/* When a scan has been assigned, the tile becomes an image thumbnail */
.cert-tile.has-img { padding: 0; border-style: solid; border-color: var(--border); overflow: hidden; background: #fff; }
.cert-tile.has-img > :not(img) { display: none; }
.cert-tile.has-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.cert-tile.has-img:hover { border-color: var(--orange); }

/* ---------- Partner / logo wall ---------- */
.logo-wall { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 14px; }
.logo-box { height: 88px; background: #fff; border: 1px solid var(--border); border-radius: var(--r-12); display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-weight: 700; font-size: 19px; color: var(--navy); letter-spacing: .02em; text-align: center; padding: 12px; }
.logo-box--empty { border: 1.5px dashed #C7CEDA; font-family: var(--font-body); font-weight: 400; font-size: 12.5px; color: var(--slate-icon); }
/* Membership lockups: emblem + acronym + full name */
.member { background: #fff; border: 1px solid var(--border); border-radius: var(--r-12); padding: 22px 16px; display: flex; flex-direction: column; align-items: center; gap: 10px; text-align: center; min-height: 150px; justify-content: center; transition: box-shadow var(--t) var(--ease), border-color var(--t) var(--ease); }
.member:hover { box-shadow: var(--shadow-card); border-color: #C7CEDA; }
.member__mark { color: var(--navy); flex-shrink: 0; }
.member__badge { font-family: var(--font-display); font-weight: 700; font-size: 17px; letter-spacing: .06em; color: #fff; background: var(--navy); padding: 6px 14px; border-radius: 8px; }
.member__logo { max-width: 100%; max-height: 60px; object-fit: contain; }
.member__name { font-size: 12.5px; line-height: 1.4; color: var(--muted); max-width: 200px; }
.member--empty { border-style: dashed; border-color: #C7CEDA; }
.member--empty .member__mark { color: var(--slate-icon); }
.member--empty .member__badge { background: var(--surface); color: var(--slate-icon); }
.overline-center { text-align: center; font-size: 13px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin: 0 0 32px; }

/* ---------- CTA band ---------- */
.cta-band { background: var(--navy); padding: clamp(56px, 8vw, 88px) var(--gutter); }
.cta-band__grid { max-width: var(--maxw); margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; }
.cta-card { background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .14); border-radius: var(--r-16); padding: clamp(28px, 4vw, 40px); display: flex; flex-direction: column; gap: 14px; align-items: flex-start; }
.cta-card h3 { font-family: var(--font-display); font-weight: 600; font-size: clamp(1.25rem, 2.4vw, 1.5rem); line-height: 1.25; color: #fff; }
.cta-card p { font-size: 16px; line-height: 1.6; color: var(--on-navy); flex-grow: 1; }

/* ---------- Contact / map ---------- */
.contact-details { display: flex; flex-direction: column; gap: 20px; margin-bottom: 26px; }
.contact-line { display: flex; gap: 14px; align-items: flex-start; }
.contact-line svg { flex-shrink: 0; margin-top: 2px; stroke: var(--orange); }
.contact-line p { font-size: 15.5px; line-height: 1.6; color: var(--slate); }
.map { aspect-ratio: 16 / 10; border-radius: var(--r-16); border: 1px solid var(--border); overflow: hidden; background: var(--placeholder); display: flex; align-items: center; justify-content: center; }
.map iframe { width: 100%; height: 100%; border: 0; display: block; }

/* ---------- Forms ---------- */
.form { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-16); padding: clamp(24px, 3.5vw, 36px); display: flex; flex-direction: column; gap: 16px; }
.form__title { font-family: var(--font-display); font-weight: 600; font-size: 1.25rem; line-height: 1.25; color: var(--navy); margin-bottom: 4px; }
.form-field { display: flex; flex-direction: column; gap: 7px; font-size: 13.5px; font-weight: 600; color: var(--slate); }
.form-field .req { color: var(--error); }
.form-field input, .form-field select, .form-field textarea {
  font: inherit; font-weight: 400; font-size: 15px; padding: 13px 15px;
  border: 1px solid var(--border); border-radius: var(--r-8); background: #fff; color: var(--ink);
  width: 100%; transition: border-color var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease);
}
.form-field textarea { resize: vertical; min-height: 96px; }
.form-field input:focus, .form-field select:focus, .form-field textarea:focus { outline: none; border-color: var(--navy); box-shadow: 0 0 0 3px rgba(0, 0, 139, .12); }
.form-field input[aria-invalid="true"], .form-field textarea[aria-invalid="true"], .form-field select[aria-invalid="true"] { border-color: var(--error); }
.form-field__error { font-size: 12.5px; font-weight: 500; color: var(--error); min-height: 0; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.form__note { font-size: 12.5px; line-height: 1.5; color: var(--muted); }
.form__note--ok { color: var(--success); font-weight: 600; }
.form__note--err { color: var(--error); font-weight: 600; }
.honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.file-input input[type="file"] { padding: 10px; background: #fff; }

/* Multi-step (RFQ) */
.steps { display: flex; flex-direction: column; gap: 20px; }
.progress { display: flex; align-items: center; gap: 8px; }
.progress__dot { flex: 1; height: 6px; border-radius: 100px; background: var(--border); transition: background var(--t) var(--ease); }
.progress__dot.is-active, .progress__dot.is-done { background: var(--orange); }
.progress__label { font-size: 13px; font-weight: 600; color: var(--muted); white-space: nowrap; }
.step { display: none; flex-direction: column; gap: 16px; }
.step.is-active { display: flex; }
.step-nav { display: flex; justify-content: space-between; gap: 12px; margin-top: 4px; }

/* ---------- Chips / tabs ---------- */
.chips { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 32px; }
.chip {
  font-size: 14px; font-weight: 600; padding: 9px 16px; border-radius: 100px;
  border: 1px solid var(--border); background: #fff; color: var(--slate);
  transition: background var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}
.chip:hover { border-color: var(--navy); color: var(--navy); }
.chip.is-active { background: var(--navy); border-color: var(--navy); color: #fff; }

.tabs { display: inline-flex; gap: 4px; padding: 5px; background: var(--surface); border: 1px solid var(--border); border-radius: 100px; margin-bottom: 36px; }
.tab { font-size: 14.5px; font-weight: 600; padding: 10px 22px; border-radius: 100px; border: none; background: transparent; color: var(--slate); }
.tab.is-active { background: var(--navy); color: #fff; }

/* ---------- In-page sub-nav (about) ---------- */
.subnav { position: sticky; top: 74px; z-index: 40; background: rgba(255, 255, 255, .92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--border); }
.subnav__inner { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gutter); display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none; }
.subnav__inner::-webkit-scrollbar { display: none; }
.subnav a { padding: 15px 14px; font-size: 14px; font-weight: 600; color: var(--slate); white-space: nowrap; border-bottom: 2px solid transparent; }
.subnav a:hover, .subnav a.is-active { color: var(--navy); border-bottom-color: var(--orange); }

/* ---------- Pull-quote ---------- */
.pullquote { border-left: 3px solid var(--orange); padding: 6px 0 6px 24px; margin: 0; }
.pullquote p { font-family: var(--font-display); font-weight: 600; font-size: clamp(1.25rem, 2.6vw, 1.6rem); line-height: 1.4; color: var(--navy); letter-spacing: -.01em; }
.pullquote cite { display: block; margin-top: 16px; font-family: var(--font-body); font-style: normal; font-size: 15px; font-weight: 600; color: var(--slate); }
.pullquote cite span { display: block; font-weight: 400; color: var(--muted); font-size: 14px; margin-top: 2px; }

/* ---------- News article body ---------- */
.news-body { font-size: 16px; line-height: 1.7; color: var(--slate); }
.news-body > * + * { margin-top: 16px; }
.news-body img { max-width: 100%; height: auto; border-radius: 10px; margin: 8px 0; }
.news-body h2 { font-family: var(--font-display); font-weight: 600; font-size: 1.375rem; color: var(--navy); margin-top: 28px; }
.news-body h3 { font-family: var(--font-display); font-weight: 600; font-size: 1.0625rem; color: var(--ink); margin-top: 20px; }
.news-body ul, .news-body ol { padding-left: 22px; }
.news-body a { color: var(--navy); text-decoration: underline; }
.news-body blockquote { border-left: 3px solid var(--orange); padding-left: 18px; margin: 0; color: var(--slate); font-style: italic; }

/* ---------- Prose (legal / articles) ---------- */
.prose { max-width: 760px; }
.prose h2 { font-family: var(--font-display); font-weight: 600; font-size: 1.375rem; color: var(--navy); margin: 36px 0 12px; }
.prose h3 { font-family: var(--font-display); font-weight: 600; font-size: 1.0625rem; color: var(--ink); margin: 24px 0 8px; }
.prose p, .prose li { font-size: 16px; line-height: 1.7; color: var(--slate); }
.prose p { margin: 0 0 14px; }
.prose ul, .prose ol { margin: 0 0 14px; padding-left: 22px; }
.prose li { margin-bottom: 6px; }
.prose a { text-decoration: underline; }

/* ---------- Service detail template ---------- */
.svc-layout { display: grid; grid-template-columns: minmax(0, 1fr); gap: clamp(32px, 5vw, 56px); align-items: start; }
.svc-aside { display: none; }
.svc-aside__card { position: sticky; top: 98px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-16); padding: 28px; display: flex; flex-direction: column; gap: 14px; }
.svc-aside__card h3 { font-family: var(--font-display); font-weight: 600; font-size: 1.125rem; color: var(--navy); }
.svc-aside__card p { font-size: 14.5px; line-height: 1.6; color: var(--muted); }
.feature-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.feature-list li { display: flex; gap: 12px; align-items: flex-start; font-size: 15.5px; line-height: 1.6; color: var(--slate); }
.feature-list svg { flex-shrink: 0; margin-top: 3px; stroke: var(--orange); }
.callout-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.callout { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-12); padding: 24px; border-top: 3px solid var(--navy); }
.callout h4 { font-family: var(--font-display); font-weight: 600; font-size: 1rem; color: var(--navy); margin-bottom: 8px; }
.callout p { font-size: 14.5px; line-height: 1.6; color: var(--slate); }

/* Data table (electrical A/B/C etc.) */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--r-12); }
.table { width: 100%; border-collapse: collapse; font-size: 15px; min-width: 480px; }
.table th, .table td { text-align: left; padding: 14px 18px; border-bottom: 1px solid var(--border); }
.table thead th { background: var(--surface); font-family: var(--font-display); font-weight: 600; color: var(--navy); font-size: 14px; }
.table tbody tr:last-child td { border-bottom: none; }
.table td:first-child { font-weight: 600; color: var(--ink); white-space: nowrap; }

/* Inline CTA strip */
.cta-inline { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-16); padding: clamp(28px, 4vw, 44px); display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px; }
.cta-inline h3 { font-family: var(--font-display); font-weight: 600; font-size: clamp(1.25rem, 2.4vw, 1.5rem); color: var(--navy); max-width: 560px; }

/* Empty state */
.empty-state { text-align: center; max-width: 520px; margin: 0 auto; padding: clamp(40px, 6vw, 72px) 0; display: flex; flex-direction: column; align-items: center; gap: 16px; }
.empty-state svg { stroke: var(--slate-icon); }
.empty-state h3 { font-family: var(--font-display); font-weight: 600; font-size: 1.375rem; color: var(--navy); }
.empty-state p { font-size: 16px; line-height: 1.6; color: var(--muted); }

/* Download cards */
.doc-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.doc-card { display: flex; gap: 16px; align-items: flex-start; background: #fff; border: 1px solid var(--border); border-radius: var(--r-12); padding: 20px; }
.doc-card__icon { flex-shrink: 0; width: 44px; height: 44px; border-radius: var(--r-8); background: var(--surface); display: flex; align-items: center; justify-content: center; color: var(--navy); }
.doc-card__body { display: flex; flex-direction: column; gap: 4px; flex-grow: 1; }
.doc-card__name { font-weight: 600; font-size: 15px; color: var(--ink); }
.doc-card__meta { font-size: 13px; color: var(--muted); }
.doc-card__action { font-size: 14px; font-weight: 600; color: var(--orange); display: inline-flex; align-items: center; gap: 6px; margin-top: 6px; }

/* ---------- Footer ---------- */
.footer { background: var(--navy); color: var(--on-navy); }
.footer__grid { max-width: var(--maxw); margin: 0 auto; padding: clamp(48px, 6vw, 72px) var(--gutter) 40px; display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 40px 32px; }
.footer__brand { display: flex; align-items: center; gap: 11px; margin-bottom: 18px; }
.footer__brand span { font-family: var(--font-display); font-weight: 700; font-size: 16px; color: #fff; }
.footer__brand em { color: var(--orange); font-style: normal; }
.footer p { font-size: 14.5px; line-height: 1.6; }
.footer__reg { font-size: 13px; line-height: 1.6; color: var(--on-navy-dim); font-variant-numeric: tabular-nums; }
.footer h4 { font-family: var(--font-display); font-weight: 600; font-size: 14px; letter-spacing: .06em; text-transform: uppercase; color: #fff; margin-bottom: 16px; }
.footer__links { display: flex; flex-direction: column; gap: 11px; font-size: 14.5px; }
.footer__links a { color: var(--on-navy); }
.footer__links a:hover { color: var(--orange); }
.footer__bottom { border-top: 1px solid rgba(255, 255, 255, .12); }
.footer__bottom-inner { max-width: var(--maxw); margin: 0 auto; padding: 20px var(--gutter); display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px 24px; font-size: 13px; }
.footer__bottom-inner span { color: var(--on-navy-dim); }
.footer__legal { display: flex; gap: 20px; }
.footer__legal a { color: var(--on-navy-dim); }
.footer__legal a:hover { color: var(--orange); }

/* ---------- WhatsApp FAB ---------- */
.wa-fab {
  position: fixed; right: 20px; bottom: 20px; z-index: 90; width: 58px; height: 58px;
  border-radius: 50%; background: #25D366; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 20px rgba(15, 23, 42, .28); color: #fff;
}
.wa-fab:hover { background: #1FB855; color: #fff; }

/* ---------- Lightbox ---------- */
.lightbox { position: fixed; inset: 0; z-index: 180; background: rgba(15, 23, 42, .86); align-items: center; justify-content: center; padding: 24px; display: flex; }
.lightbox[hidden] { display: none; }
.lightbox__card { background: #fff; border-radius: var(--r-16); max-width: 680px; width: 100%; padding: 32px; text-align: center; position: relative; }
.lightbox__close { position: absolute; top: 12px; right: 12px; width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-8); color: var(--slate); }
.lightbox__msg svg { margin: 0 auto 14px; stroke: var(--slate-icon); }
.lightbox__img { display: block; max-width: 100%; max-height: 72vh; margin: 4px auto 0; border-radius: 10px; }
.lightbox__title { font-family: var(--font-display); font-weight: 600; font-size: 1.25rem; color: var(--navy); margin-bottom: 10px; }
.lightbox__card p { font-size: 15px; line-height: 1.6; color: var(--muted); }
.lightbox__card code { font-family: var(--font-mono); font-size: 13.5px; color: var(--slate); }

/* ---------- Reveal ---------- */
.reveal-on [data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .5s var(--ease), transform .5s var(--ease); }
.reveal-on [data-reveal].is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal-on [data-reveal] { opacity: 1 !important; transform: none !important; }
}

/* ---------- Helpers ---------- */
.mt-0 { margin-top: 0; }
.mb-12 { margin-bottom: 12px; }
.mb-20 { margin-bottom: 20px; }
.mb-26 { margin-bottom: 26px; }
.mb-28 { margin-bottom: 28px; }
.mt-22 { margin-top: 22px; }
.maxw-640 { max-width: 640px; }
.maxw-600 { max-width: 600px; }
.flow > * + * { margin-top: 16px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.text-slate { color: var(--slate); }
.text-muted { color: var(--muted); }

/* ---------- Media queries ---------- */
@media (min-width: 640px) {
  .utility__mail { display: flex; }
  .cert-grid { gap: 16px; }
}

@media (min-width: 1024px) {
  .nav { display: flex; }
  .burger { display: none; }
  .svc-layout { grid-template-columns: minmax(0, 1fr) 320px; align-items: start; }
  .svc-aside { display: block; }
}

@media (min-width: 1280px) {
  :root { --gutter: 24px; }
}