/* ===========================================================
   JR Consulting — design tokens v5 "Dossier"
   Concept: technical compliance dossier / stamped tender
   document. One deliberate accent (seal red), IBM Plex type
   system throughout (serif display / sans body / mono data).
   Dark is the single committed theme — chosen by the client.
   Token layers: primitive -> semantic -> component
   =========================================================== */

:root{
  /* primitive */
  --charcoal-950: #15141A;
  --crimson-950: #120305;
  --crimson-900: #22060A;
  --crimson-800: #520E17;
  --crimson-700: #7A121C;
  --crimson-600: #C41B2A;
  --linen-100:    #ECE6D8;
  --linen-300:    #B8B2A6;
  --linen-500:    #938E85;
  --seal-700:     #7C2C1E;
  --seal-600:     #A23B2C;
  --seal-500:     #C0472F;
  --gold-400:     #E8C179;
  --gold-500:     #CB9A44;
  --steel-500:    #838FA0;

  /* semantic — flat charcoal fills replaced by a red gradient wherever the
     background used to be plain dark (header, footer, section bands, card
     panels). The hero keeps its own neutral photo overlay, untouched. */
  --bg-gradient: radial-gradient(130% 85% at 50% -15%, var(--crimson-600) 0%, transparent 55%),
                 linear-gradient(165deg, var(--crimson-700) 0%, var(--crimson-800) 35%, var(--crimson-900) 70%, var(--crimson-950) 100%);
  --bg:            var(--crimson-900);
  /* darken with plain black alpha, not a separate colored fill — so the
     vivid red underneath keeps showing through instead of muddying to brown */
  --surface:        rgba(0,0,0,.32);
  --surface-raised: rgba(0,0,0,.5);
  --border:        rgba(236,230,216,.14);
  --border-strong: rgba(236,230,216,.26);
  --ink:           var(--linen-100);
  --ink-dim:       var(--linen-300);
  --ink-faint:     var(--linen-500);
  --accent:        var(--gold-500);
  --accent-hover:  var(--gold-400);
  --accent-fill:       var(--gold-500);
  --accent-fill-hover: var(--gold-400);
  --ink-on-gold:   #241008;
  --accent-tint:   rgba(203,154,68,.16);
  --accent-border: rgba(203,154,68,.45);
  --data:          var(--linen-300);

  --serif: "IBM Plex Serif", Georgia, serif;
  --sans:  "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono:  "IBM Plex Mono", ui-monospace, monospace;

  /* type scale — small-text tier (labels/meta/body). Headings use clamp()
     sizes set directly, already well-separated from this tier and from
     each other. */
  --fs-2xs: .78rem;  /* 12.5-13.3px — micro mono meta, stays >=12px even at the 16px mobile base */
  --fs-xs:  .82rem;  /* 14px  — labels, kickers, badges */
  --fs-sm:  .94rem;  /* 16px  — secondary body, nav, buttons */
  --fs-base: 1rem;   /* 17px  — body copy baseline */
  --fs-md:  1.1rem;  /* 19px  — emphasis text */
  --fs-lg:  1.25rem; /* 21px  — card-title heading */

  /* spacing */
  --container: 1180px;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4rem;
  --space-6: 5.5rem;

  /* component */
  --radius: 4px;
  --radius-sm: 3px;
  --shadow-1: 0 1px 2px rgba(0,0,0,.35);
  --shadow-2: 0 16px 40px -14px rgba(0,0,0,.55);

  --dur: 220ms;
  --dur-slow: 500ms;
  --ease: cubic-bezier(.4,0,.2,1);
  --ease-out: cubic-bezier(.16,1,.3,1);
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation-duration:.01ms !important; animation-iteration-count:1 !important; transition-duration:.01ms !important; }
}

body{
  margin:0;
  background:var(--bg-gradient);
  background-attachment:fixed;
  background-size:cover;
  color:var(--ink);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  position:relative;
}
/* paper-grain texture — reinforces the "printed document" motif instead of
   leaving the gradient flat; procedural (no image weight), fixed so it never
   scrolls with content, pointer-events:none so it never blocks interaction */
body::before{
  content:""; position:fixed; inset:0; z-index:1; pointer-events:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  opacity:.05;
  mix-blend-mode:overlay;
}

img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ol,ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,p,dl,dd{ margin:0; }

.wrap{
  max-width:var(--container);
  margin-inline:auto;
  padding-inline:var(--space-3);
}

.skip-link{
  position:absolute; left:-999px; top:0;
  background:var(--accent-fill); color:var(--ink-on-gold); padding:.75rem 1.25rem; z-index:200;
}
.skip-link:focus{ left:var(--space-2); top:var(--space-2); }

.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;
}

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

/* ===== scroll reveal ===== */
.reveal{
  opacity:0;
  transform:translateY(18px);
  filter:blur(6px);
  transition:opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out), filter var(--dur-slow) var(--ease-out);
  will-change:opacity, transform, filter;
}
.reveal.is-visible{ opacity:1; transform:translateY(0); filter:blur(0); }

/* ===== card block ===== */
.card{
  /* no backdrop-filter here on purpose — cards scroll, and backdrop-blur on
     scrolling content forces continuous GPU repaints (mobile frame drops).
     Reserve backdrop-filter for the sticky header only. */
  background:rgba(0,0,0,.4);
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow-1);
  transition:box-shadow var(--dur) var(--ease), transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.card:hover{
  box-shadow:var(--shadow-2);
  transform:translateY(-3px);
  border-color:var(--border-strong);
}

/* ===== typography rhythm ===== */
.section-kicker{
  display:block;
  font-family:var(--mono);
  font-size:var(--fs-xs);
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--data);
  margin-bottom:var(--space-2);
}
.section-title{
  font-family:var(--serif);
  font-weight:600;
  font-size:clamp(1.75rem, 3.2vw, 2.5rem);
  line-height:1.22;
  color:var(--ink);
  letter-spacing:-.01em;
  text-wrap:balance;
}
.section-sub{
  margin-top:var(--space-2);
  max-width:46ch;
  color:var(--ink-dim);
  font-size:var(--fs-base);
}
.section-head{ margin-bottom:var(--space-5); max-width:640px; }

/* ===== buttons ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.5rem;
  padding:.9rem 1.9rem;
  font-family:var(--sans);
  font-size:var(--fs-sm);
  font-weight:600;
  border-radius:var(--radius-sm);
  cursor:pointer;
  border:1px solid transparent;
  transition:transform var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
  min-height:48px;
}
.btn-primary{
  background:var(--accent-fill);
  color:var(--ink-on-gold);
  box-shadow:0 6px 16px -6px rgba(0,0,0,.55);
}
.btn-primary:hover{ background:var(--accent-fill-hover); transform:translateY(-1px) scale(1.015); box-shadow:0 8px 20px -6px rgba(0,0,0,.6); }
.btn-primary:active{ transform:translateY(0) scale(.98); }

.btn-ghost{
  background:rgba(236,230,216,.03);
  color:var(--ink);
  border-color:var(--border-strong);
}
.btn-ghost:hover{ border-color:var(--data); color:var(--ink); }

.btn-block{ width:100%; }

/* ===== header ===== */
.site-header{
  position:sticky; top:0; z-index:100;
  background:
    linear-gradient(100deg, rgba(0,0,0,.22) 0%, rgba(0,0,0,.05) 60%, rgba(0,0,0,.22) 100%),
    radial-gradient(80% 160% at 15% 0%, var(--crimson-600) 0%, transparent 60%),
    linear-gradient(100deg, var(--crimson-600) 0%, var(--seal-600) 45%, var(--crimson-800) 100%);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border-strong);
  box-shadow:0 1px 0 rgba(0,0,0,.2), 0 12px 24px -18px rgba(0,0,0,.7);
  transition:box-shadow var(--dur) var(--ease);
}
.header-row{ display:flex; align-items:center; justify-content:space-between; height:76px; }
.brand{ display:flex; align-items:center; gap:.6rem; }
.brand-mark{
  font-family:var(--serif); font-weight:700; font-size:1rem;
  color:var(--ink-on-gold); background:var(--accent-fill);
  width:34px; height:34px; border-radius:var(--radius-sm);
  display:flex; align-items:center; justify-content:center;
  transition:transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.brand:hover .brand-mark{ transform:rotate(-4deg) scale(1.05); box-shadow:0 4px 10px -2px rgba(0,0,0,.5); }
.brand-name{
  position:relative; display:inline-block;
  font-family:var(--serif); font-weight:700; font-size:1.5rem; letter-spacing:-.005em;
  color:var(--ink);
}
.brand-name::after{
  content:"JR\00a0Consulting"; position:absolute; inset:0; pointer-events:none;
  background-image:linear-gradient(100deg,
    transparent 0%, transparent 38%,
    var(--gold-400) 48%, #FFF6DE 52%, var(--gold-400) 56%,
    transparent 66%, transparent 100%);
  background-size:320% 100%;
  background-repeat:no-repeat;
  background-position:160% 0;
  -webkit-background-clip:text; background-clip:text;
  -webkit-text-fill-color:transparent; color:transparent;
  animation:brand-shimmer 6.5s ease-in-out infinite;
}
@keyframes brand-shimmer{
  0%, 8%{ background-position:160% 0; }
  60%{ background-position:-60% 0; }
  100%{ background-position:-60% 0; }
}
@media (prefers-reduced-motion: reduce){
  .brand-name::after{ animation:none; content:none; }
}

/* ===========================================================
   Accent shimmer — nav CTA sheen + hero stamp glow
   =========================================================== */
.nav-cta{ position:relative; overflow:hidden; }
.nav-cta::after{
  content:""; position:absolute; inset:0;
  background:linear-gradient(100deg, transparent 30%, rgba(255,255,255,.55) 48%, transparent 66%);
  background-size:280% 100%; background-position:160% 0;
  animation:brand-shimmer 5.5s ease-in-out infinite; animation-delay:1s;
  pointer-events:none;
}
.hero-stamp{ animation:stamp-glow 4.5s ease-in-out infinite; }
@keyframes stamp-glow{
  0%, 100%{ box-shadow:0 0 0 rgba(203,154,68,0); }
  50%{ box-shadow:0 0 14px 1px rgba(203,154,68,.45); }
}
@media (prefers-reduced-motion: reduce){
  .nav-cta::after, .hero-stamp{ animation:none; }
}

.nav-toggle{
  display:none; flex-direction:column; justify-content:center; gap:5px;
  width:40px; height:40px; padding:0; background:transparent; border:0; cursor:pointer;
}
.nav-toggle-bar{
  display:block; width:100%; height:2px; background:var(--linen-100); border-radius:1px;
  transition:transform var(--dur) var(--ease), opacity var(--dur) var(--ease);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2){ opacity:0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

.main-nav{ display:flex; align-items:center; gap:var(--space-4); }
.nav-panel{ display:contents; }
.main-nav a{
  position:relative; font-family:var(--mono); font-size:var(--fs-xs);
  font-weight:500; text-transform:uppercase; letter-spacing:.04em;
  color:var(--linen-100); text-shadow:0 1px 2px rgba(0,0,0,.35);
  padding-bottom:2px;
  transition:color var(--dur) var(--ease);
}
.main-nav a:not(.nav-cta)::after{
  content:""; position:absolute; left:0; right:100%; bottom:0; height:1px;
  background:var(--gold-400);
  transition:right var(--dur) var(--ease-out);
}
.main-nav a:not(.nav-cta):hover::after{ right:0; }
.main-nav a:hover{ color:var(--gold-400); }
.nav-cta{
  display:inline-flex; align-items:center;
  min-height:40px;
  color:var(--ink-on-gold) !important;
  background:var(--accent-fill);
  border-radius:var(--radius-sm);
  padding:.6rem 1.1rem;
  font-weight:600;
  box-shadow:0 4px 10px -4px rgba(0,0,0,.5);
  transition:background var(--dur) var(--ease), transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.nav-cta:hover{ background:var(--accent-fill-hover); transform:translateY(-1px) scale(1.02); box-shadow:0 6px 14px -4px rgba(0,0,0,.55); }

/* ===== hero ===== */
.hero{
  position:relative;
  min-height:640px;
  display:flex;
  align-items:flex-end;
  padding-block:0 var(--space-5);
  overflow:hidden;
}
.hero-photo{
  position:absolute; inset:0;
  background-image:
    linear-gradient(100deg, rgba(21,20,26,.97) 0%, rgba(21,20,26,.9) 30%, rgba(21,20,26,.62) 55%, rgba(21,20,26,.4) 100%),
    linear-gradient(0deg, rgba(21,20,26,.8) 0%, rgba(21,20,26,0) 30%),
    url('https://images.unsplash.com/photo-1556761175-5973dc0f32e7?q=80&w=1800&auto=format&fit=crop');
  background-size:cover;
  background-position:center 40%;
  z-index:0;
}

/* registration marks — print-production motif, used once */
.reg-mark{ position:absolute; width:22px; height:22px; z-index:3; opacity:.55; pointer-events:none; }
.reg-mark::before, .reg-mark::after{ content:""; position:absolute; background:var(--linen-300); }
.reg-mark::before{ left:50%; top:0; bottom:0; width:1px; transform:translateX(-50%); }
.reg-mark::after{ top:50%; left:0; right:0; height:1px; transform:translateY(-50%); }
.reg-mark-tl{ top:96px; left:1.5rem; }
.reg-mark-br{ bottom:2rem; right:1.5rem; }

.hero-content{
  position:relative; z-index:2; width:100%; max-width:none; margin-inline:0;
  padding-top:5.5rem;
  padding-left:clamp(1.5rem, 6vw, 6rem);
}
.hero-content > *{ max-width:760px; }
.hero-stamp{
  display:inline-block;
  font-family:var(--mono); font-size:var(--fs-sm); font-weight:600; letter-spacing:.14em; text-transform:uppercase;
  color:var(--gold-400);
  border:1.5px solid var(--accent-border);
  padding:.6rem 1.3rem;
  border-radius:var(--radius-sm);
  transform:rotate(-1.2deg);
  margin-bottom:var(--space-3);
  transition:transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.hero-stamp:hover{ transform:rotate(0deg) scale(1.02); border-color:var(--accent-hover); }

.hero-title{
  font-family:var(--serif);
  font-weight:600;
  font-size:clamp(2.3rem, 5vw, 3.7rem);
  line-height:1.14;
  letter-spacing:-.01em;
  color:var(--ink);
  margin-bottom:var(--space-3);
  text-wrap:balance;
  text-shadow:0 2px 16px rgba(0,0,0,.55);
}
.hero-title .accent{ color:var(--accent-hover); font-style:italic; }
.hero-lede{ font-size:1.12rem; color:var(--linen-300); max-width:52ch; margin-bottom:var(--space-4); text-shadow:0 1px 10px rgba(0,0,0,.6); }
.hero-actions{ display:flex; gap:var(--space-2); flex-wrap:wrap; }

/* ===== trust strip ===== */
.strip{ padding-block:var(--space-2); background:var(--surface); border-bottom:1px solid var(--border); }
.strip-grid{ display:grid; grid-template-columns:repeat(3,1fr); }
.strip-item{
  padding:var(--space-4) var(--space-3); border-left:1px solid var(--border);
  transition:background var(--dur-slow) var(--ease);
}
.strip-item:first-child{ border-left:none; }
.strip-item:hover{ background:rgba(236,230,216,.02); }
.strip-item b{
  display:block; font-family:var(--serif); font-size:2.1rem; font-weight:600; color:var(--ink);
  margin-bottom:.4rem; font-variant-numeric:tabular-nums;
  transition:color var(--dur) var(--ease);
}
.strip-item:hover b{ color:var(--accent-hover); }
.strip-item b.is-counted{ animation:count-pop .6s var(--ease-out); }
@keyframes count-pop{
  0%{ transform:scale(1); }
  45%{ transform:scale(1.16); color:var(--accent-hover); }
  100%{ transform:scale(1); }
}
@media (prefers-reduced-motion: reduce){
  .strip-item b.is-counted{ animation:none; }
}
.strip-item span{ color:var(--ink-dim); font-size:var(--fs-sm); line-height:1.5; display:block; max-width:34ch; }

/* ===== services ===== */
.services{ padding-block:var(--space-6); background:var(--bg); }
.service-list{ display:flex; flex-direction:column; gap:var(--space-2); }
.service-row{
  display:grid; grid-template-columns:90px 1fr; gap:var(--space-3);
  padding:var(--space-4); align-items:start;
}
.service-index{
  font-family:var(--mono); font-size:1.4rem; color:var(--data); line-height:1;
  display:inline-block;
  transition:color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.service-row:hover .service-index{ color:var(--accent-hover); transform:rotate(-6deg) scale(1.12); }
.service-body h3{ font-family:var(--serif); font-weight:600; font-size:var(--fs-lg); color:var(--ink); margin-bottom:.6rem; }
.service-body p{ color:var(--ink-dim); max-width:62ch; font-size:var(--fs-base); }

/* ===== signal / tender digest ===== */
.signal{ padding-block:var(--space-6); background:var(--surface); border-block:1px solid var(--border); }

.tender-featured{ padding:var(--space-5); position:relative; }
.tender-featured::before{
  content:""; position:absolute; left:0; top:var(--space-4); bottom:var(--space-4); width:3px;
  background:var(--accent);
}
.tender-featured-meta{
  display:flex; justify-content:space-between; align-items:center;
  font-family:var(--mono); font-size:var(--fs-xs); color:var(--ink-faint);
  margin-bottom:var(--space-3); flex-wrap:wrap; gap:.5rem;
}
.tag{
  text-transform:uppercase; letter-spacing:.08em; font-weight:600;
  font-size:var(--fs-xs);
  color:var(--accent-hover); border:1px solid var(--accent-border);
  padding:.28rem .7rem; border-radius:var(--radius-sm);
}
.tender-featured h3{ font-family:var(--serif); font-weight:600; font-size:clamp(1.4rem,2.4vw,1.9rem); color:var(--ink); margin-bottom:.35rem; }
.tender-loc{ color:var(--ink-dim); font-size:var(--fs-sm); margin-bottom:var(--space-3); }
.tender-desc{ max-width:70ch; color:var(--ink-dim); margin-bottom:var(--space-4); }

.tender-facts{
  display:grid; grid-template-columns:repeat(4,1fr); gap:var(--space-3);
  border-top:1px solid var(--border); padding-top:var(--space-3); margin-bottom:var(--space-4);
}
.tender-facts dt{ font-family:var(--mono); font-size:var(--fs-2xs); text-transform:uppercase; letter-spacing:.08em; color:var(--ink-faint); margin-bottom:.3rem; }
.tender-facts dd{ font-family:var(--mono); font-size:var(--fs-sm); color:var(--ink); font-weight:500; }

.tender-cta{
  display:inline-flex; align-items:center; gap:.4rem;
  color:var(--accent-hover); font-weight:600; font-size:var(--fs-sm);
  border-bottom:1px solid var(--accent-hover); padding-bottom:2px;
  transition:color var(--dur) var(--ease), gap var(--dur) var(--ease);
}
.tender-cta:hover{ color:var(--ink); gap:.65rem; }

.tender-list-note{ margin-top:var(--space-4); font-size:var(--fs-sm); color:var(--ink-faint); max-width:70ch; }

/* ===== process ===== */
.process{ padding-block:var(--space-6); background:var(--bg); }
.process-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:var(--space-3); }
.process-step{ padding:var(--space-4); }
.process-num{
  font-family:var(--mono); font-size:var(--fs-xs); color:var(--data);
  display:inline-block; margin-bottom:var(--space-2);
  transition:color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.process-step:hover .process-num{ color:var(--accent-hover); transform:translateX(3px); }
.process-step h3{ font-family:var(--serif); font-weight:600; font-size:var(--fs-lg); margin-bottom:.5rem; color:var(--ink); }
.process-step p{ color:var(--ink-dim); font-size:var(--fs-sm); }

/* ===== faq ===== */
.faq{ padding-block:var(--space-6); background:var(--surface); border-block:1px solid var(--border); }
.faq-list{ display:flex; flex-direction:column; gap:var(--space-2); max-width:840px; }
.faq-item{ padding:1.5rem var(--space-4); }
.faq-item summary{
  cursor:pointer; list-style:none;
  font-weight:600; font-size:var(--fs-md); color:var(--ink);
  display:flex; align-items:center; justify-content:space-between; gap:var(--space-3);
}
.faq-item summary h3{ font:inherit; color:inherit; margin:0; }
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-item summary::after{
  content:"+"; font-family:var(--mono); font-size:1.3rem; color:var(--accent-hover);
  flex-shrink:0; transition:transform var(--dur) var(--ease);
}
.faq-item[open] summary::after{ transform:rotate(45deg); }
.faq-item p{ color:var(--ink-dim); margin-top:var(--space-2); font-size:var(--fs-sm); max-width:70ch; }
.faq-item[open] p{ animation:faq-reveal .32s var(--ease-out); }
@keyframes faq-reveal{
  from{ opacity:0; transform:translateY(-6px); }
  to{ opacity:1; transform:translateY(0); }
}
.faq-item:hover{ transform:none; border-color:var(--border-strong); }

/* ===== about ===== */
.about{ padding-block:var(--space-6); background:var(--surface); border-top:1px solid var(--border); border-bottom:1px solid var(--border); }
.about-grid{ display:grid; grid-template-columns:1.4fr .8fr; gap:var(--space-5); align-items:center; }
.about-text p{ color:var(--ink-dim); margin-top:var(--space-3); max-width:60ch; }
.about-figure{ display:flex; flex-direction:column; gap:var(--space-3); padding:var(--space-4); }
.about-stat b{ display:block; font-family:var(--serif); font-size:2.4rem; font-weight:600; color:var(--accent-hover); font-variant-numeric:tabular-nums; }
.about-stat span{ font-size:var(--fs-sm); color:var(--ink-dim); display:block; margin-top:.3rem; }

/* ===== contact ===== */
.contact{ background:var(--bg); padding-block:var(--space-6); }
.contact-grid{ display:grid; grid-template-columns:1fr 1fr; gap:var(--space-5); align-items:start; }
.contact-intro{ max-width:44ch; }
.contact-form.card{ padding:var(--space-4); }
.form-row{ margin-bottom:var(--space-3); display:flex; flex-direction:column; gap:.4rem; }
.form-row-split{ display:grid; grid-template-columns:1fr 1fr; gap:var(--space-3); margin-bottom:var(--space-3); }
.form-row-split > div{ display:flex; flex-direction:column; gap:.4rem; }
label{ font-size:var(--fs-xs); font-weight:500; color:var(--ink); }
input, textarea{
  font-family:var(--sans); font-size:var(--fs-base);
  padding:.8rem .9rem;
  border:1px solid var(--border);
  border-radius:var(--radius-sm);
  background:var(--surface-raised); color:var(--ink);
  min-height:48px;
  transition:border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
textarea{ min-height:auto; resize:vertical; }
input::placeholder, textarea::placeholder{ color:var(--ink-faint); }
input:focus, textarea:focus{ border-color:var(--accent); outline:none; box-shadow:0 0 0 3px var(--accent-tint); }
input.is-invalid{ border-color:#E0685A; box-shadow:0 0 0 3px rgba(224,104,90,.18); }
.field-hint{ display:block; margin-top:.35rem; font-size:var(--fs-2xs); color:var(--ink-faint); }
.field-error{ display:block; margin-top:.35rem; font-size:var(--fs-2xs); color:#E0685A; min-height:1.2em; }
.form-note{ margin-top:var(--space-2); font-size:var(--fs-2xs); color:var(--ink-faint); }
.form-success{
  margin-top:var(--space-3); padding:.9rem 1.1rem;
  background:rgba(80,160,110,.12); border:1px solid rgba(120,200,150,.4);
  border-radius:var(--radius-sm); color:var(--linen-100); font-size:var(--fs-sm);
}
.form-success a{ color:var(--gold-400); }

/* ===== footer ===== */
.site-footer{ background:var(--surface); border-top:1px solid var(--border); padding-block:var(--space-5) var(--space-3); }
.footer-grid{ display:grid; grid-template-columns:1.3fr 1fr 1fr; gap:var(--space-4); padding-bottom:var(--space-4); }
.footer-desc{ color:var(--ink-dim); margin-top:var(--space-2); max-width:32ch; font-size:var(--fs-sm); }
.footer-nav{ display:flex; flex-direction:column; gap:.6rem; }
.footer-nav a{ color:var(--ink-dim); font-size:var(--fs-sm); }
.footer-nav a:hover{ color:var(--accent-hover); }
.footer-contact{ display:flex; flex-direction:column; gap:.6rem; font-size:var(--fs-sm); color:var(--ink-dim); }
.footer-contact a:hover{ color:var(--accent-hover); }
.footer-bottom{ display:flex; justify-content:space-between; border-top:1px solid var(--border); padding-top:var(--space-3); font-size:var(--fs-2xs); color:var(--ink-faint); }

/* ===========================================================
   Responsive
   =========================================================== */
@media (max-width:900px){
  .main-nav{ gap:1.05rem; }
  .main-nav a{ font-size:var(--fs-xs); }
  .strip-grid{ grid-template-columns:1fr; }
  .strip-item{ border-left:none; border-top:1px solid var(--border); }
  .strip-item:first-child{ border-top:none; }
  .process-grid{ grid-template-columns:1fr 1fr; }
  .about-grid{ grid-template-columns:1fr; }
  .contact-grid{ grid-template-columns:1fr; }
  .tender-facts{ grid-template-columns:1fr 1fr; }
  .footer-grid{ grid-template-columns:1fr; gap:var(--space-3); }
  .reg-mark{ display:none; }
}

@media (max-width:640px){
  body{ font-size:16px; }
  .header-row{ height:64px; position:relative; }
  .nav-toggle{ display:flex; }
  .main-nav{
    position:absolute; top:100%; left:0; right:0;
    background:var(--crimson-900); border-bottom:1px solid var(--border-strong);
    box-shadow:0 12px 24px -12px rgba(0,0,0,.6);
    opacity:0; transform:translateY(-6px); visibility:hidden; pointer-events:none;
    transition:opacity var(--dur) var(--ease), transform var(--dur) var(--ease), visibility 0s linear var(--dur);
  }
  .main-nav.is-open{
    opacity:1; transform:translateY(0); visibility:visible; pointer-events:auto;
    transition:opacity var(--dur) var(--ease), transform var(--dur) var(--ease), visibility 0s linear;
  }
  .nav-panel{ display:flex; flex-direction:column; align-items:stretch; gap:0; }
  .main-nav a:not(.nav-cta){
    padding:1rem var(--space-3); border-top:1px solid var(--border);
  }
  .nav-cta{ margin:var(--space-3); justify-content:center; }
  .hero{ min-height:auto; padding-block:0 var(--space-4); }
  .hero-content{ padding-top:6rem; }
  .service-row{ grid-template-columns:1fr; gap:var(--space-2); padding:var(--space-3); }
  .process-grid{ grid-template-columns:1fr; }
  .form-row-split{ grid-template-columns:1fr; }
  .tender-featured{ padding:var(--space-3); }
  .faq-item{ padding:1.1rem var(--space-3); }
  .faq-item summary{ font-size:var(--fs-base); }
  .card:hover{ transform:none; }
}