/* ============================================================
   YOMSTEL CONSTRUCTION — design tokens
   ============================================================ */
:root{
  /* Sampled directly from the Yomstel company profile PDF */
  --ink:        #15213A;   /* cover diagonal navy */
  --ink-soft:   #3A4356;
  --stone:      #F3F1E6;
  --cream:      #FBFAF6;
  --moss:       #748C3E;   /* cover olive band */
  --moss-deep:  #4F6321;
  --red:        #A30E13;   /* page header banner red */
  --red-deep:   #7C0A0E;
  --teal:       #4DB6C4;   /* cover diagonal teal */
  --gold:       #D9B26B;   /* logo gold — for text/accents on dark backgrounds */
  --gold-deep:  #BE9D67;   /* true logo gold — for borders/fills */
  --line:       rgba(21,33,58,0.12);
  /* legacy aliases so existing rules below keep working */
  --clay:       var(--red);
  --clay-deep:  var(--red-deep);

  --font-display: 'Big Shoulders Display', sans-serif;
  --font-body:    'Inter', sans-serif;
  --font-mono:    'IBM Plex Mono', monospace;

  --radius: 4px;
  --radius-lg: 18px;
  --radius-full: 999px;
  --max: 1180px;
  --ease: cubic-bezier(.16,.84,.44,1);
  --glass-bg: rgba(21,33,58,.42);
  --glass-bg-light: rgba(251,250,246,.72);
  --glass-border: rgba(255,255,255,.18);
  --shadow-soft: 0 8px 24px -10px rgba(21,33,58,.25);
  --shadow-lift: 0 22px 44px -18px rgba(21,33,58,.35);
}

*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
::selection{ background: var(--teal); color: var(--cream); }

/* thin progress bar tracking scroll position */
.scroll-progress{
  position: fixed; top:0; left:0; height: 3px; width:0%;
  background: linear-gradient(90deg, var(--teal), var(--gold));
  z-index: 200; transition: width .1s linear;
}

/* custom scrollbar */
html{ scrollbar-width: thin; scrollbar-color: var(--gold-deep) var(--stone); }
::-webkit-scrollbar{ width: 10px; height:10px; }
::-webkit-scrollbar-track{ background: var(--stone); }
::-webkit-scrollbar-thumb{ background: var(--gold-deep); border-radius: 8px; border: 2px solid var(--stone); }
::-webkit-scrollbar-thumb:hover{ background: var(--ink-soft); }
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul,ol{ margin:0; padding:0; list-style:none; }
h1,h2,h3{ font-family: var(--font-display); font-weight:700; line-height:1.05; margin:0 0 .5em; letter-spacing:.01em; }
p{ margin:0 0 1em; }

.wrap{ max-width: var(--max); margin:0 auto; padding:0 24px; }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *{ animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

/* ============================================================
   Eyebrows / shared text bits
   ============================================================ */
.eyebrow{
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--clay-deep);
  margin: 0 0 .9em;
}
.eyebrow.center{ text-align:center; }
.hero-eyebrow{ color: var(--gold); }
.center{ text-align:center; }
h2.center{ max-width: 700px; margin-left:auto; margin-right:auto; }
.section-lede.center{ max-width:600px; margin:0 auto 2.5em; color: var(--ink-soft); }

/* ============================================================
   Buttons
   ============================================================ */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding: .9em 1.6em;
  font-family: var(--font-mono);
  font-size: .85rem;
  letter-spacing: .04em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  cursor:pointer;
  position: relative; overflow:hidden;
  transition: transform .3s var(--ease), background .18s ease, border-color .18s ease, color .18s ease, box-shadow .3s var(--ease);
}
.btn::after{
  content:""; position:absolute; inset:0;
  background: linear-gradient(115deg, transparent 30%, rgba(255,255,255,.35) 50%, transparent 70%);
  transform: translateX(-120%); transition: transform .6s var(--ease);
}
.btn:hover::after{ transform: translateX(120%); }
.btn-primary{ background: var(--clay); color: var(--cream); }
.btn-primary:hover{ background: var(--clay-deep); transform: translateY(-2px); box-shadow: 0 10px 24px -8px rgba(163,14,19,.55); }
.btn-ghost{ border-color: rgba(251,249,244,0.5); color: var(--cream); }
.btn-ghost:hover{ background: rgba(251,249,244,0.12); transform: translateY(-2px); }
.contact .btn-ghost, .estate .btn-ghost{ border-color: var(--ink); color: var(--ink); }
.contact .btn-ghost:hover, .estate .btn-ghost:hover{ background: var(--ink); color: var(--cream); }
.btn-block{ width:100%; }

/* ============================================================
   Header
   ============================================================ */
.site-header{
  position: fixed; top:0; left:0; right:0; z-index: 100;
  padding: 18px 0;
  transition: padding .3s var(--ease);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  background: var(--glass-bg);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  padding: 10px 12px 10px 20px;
  box-shadow: var(--shadow-soft);
  transition: background .3s ease, box-shadow .3s ease, padding .3s ease, border-color .3s ease;
}
.site-header.scrolled{ padding: 12px 0; }
.site-header.scrolled .header-inner{
  background: var(--glass-bg-light);
  border-color: rgba(21,33,58,.08);
  box-shadow: var(--shadow-lift);
}
.brand{ display:flex; align-items:center; }
.brand-logo{
  height: 42px; width:auto;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,.2));
  transition: opacity .2s ease, transform .25s ease;
}
.brand:hover .brand-logo{ transform: translateY(-1px); }
.brand-logo-dark{ display:none; }
.site-header.scrolled .brand-logo{ height: 36px; }
.site-header.scrolled .brand-logo-light{ display:none; }
.site-header.scrolled .brand-logo-dark{ display:block; }
.main-nav{ display:flex; align-items:center; gap: 1.6em; }
.main-nav a{
  font-family: var(--font-mono); font-size:.78rem; letter-spacing:.04em; text-transform:uppercase;
  color: var(--cream); opacity:.85; transition: opacity .2s ease, color .2s ease;
  position:relative; padding-bottom: 2px;
}
.main-nav a:not(.nav-cta)::after{
  content:""; position:absolute; left:0; right:100%; bottom:-2px; height:1.5px;
  background: currentColor; transition: right .3s var(--ease);
}
.main-nav a:not(.nav-cta):hover::after,
.main-nav a:not(.nav-cta).active::after{ right:0; }
.site-header.scrolled .main-nav a{ color: var(--ink); }
.main-nav a:hover{ opacity:1; }
.main-nav a.active{ opacity:1; }
.main-nav a.nav-cta{
  opacity:1; background: var(--clay); color: var(--cream) !important;
  padding: .65em 1.3em; border-radius: var(--radius-full);
  transition: transform .25s var(--ease), background .2s ease, box-shadow .25s ease;
  box-shadow: 0 6px 16px -6px rgba(163,14,19,.55);
}
.main-nav a.nav-cta:hover{ transform: translateY(-2px); box-shadow: 0 10px 22px -6px rgba(163,14,19,.65); }
.nav-toggle{ display:none; background:none; border:0; cursor:pointer; width:28px; height:20px; flex-direction:column; justify-content:space-between; padding:0; }
.nav-toggle span{ display:block; height:2px; background: var(--cream); transition: transform .3s var(--ease), opacity .2s ease; }
.site-header.scrolled .nav-toggle span{ background: var(--ink); }
.nav-toggle[aria-expanded="true"] span:nth-child(1){ transform: translateY(9px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2){ opacity:0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3){ transform: translateY(-9px) rotate(-45deg); }

@media (max-width: 860px){
  .nav-toggle{ display:flex; }
  .main-nav{
    position:absolute; top: calc(100% + 10px); left:16px; right:16px;
    background: var(--cream); flex-direction:column; align-items:flex-start;
    gap:0; padding: 8px 24px 20px; border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lift);
    opacity:0; visibility:hidden; transform: translateY(-8px);
    transition: opacity .25s var(--ease), transform .25s var(--ease), visibility 0s linear .25s;
  }
  .main-nav.open{ opacity:1; visibility:visible; transform:none; transition: opacity .25s var(--ease), transform .25s var(--ease); }
  .main-nav a{ color: var(--ink) !important; padding: .8em 0; width:100%; border-bottom:1px solid var(--line); opacity:0; transform: translateX(-10px); transition: opacity .3s ease, transform .3s ease; }
  .main-nav.open a{ opacity:1; transform:none; }
  .main-nav.open a:nth-child(1){ transition-delay: .05s; }
  .main-nav.open a:nth-child(2){ transition-delay: .09s; }
  .main-nav.open a:nth-child(3){ transition-delay: .13s; }
  .main-nav.open a:nth-child(4){ transition-delay: .17s; }
  .main-nav.open a:nth-child(5){ transition-delay: .21s; }
  .main-nav.open a:nth-child(6){ transition-delay: .25s; }
  .main-nav.open a:nth-child(7){ transition-delay: .29s; }
  .main-nav a.nav-cta{ margin-top:.6em; text-align:center; }
}

/* ============================================================
   Hero
   ============================================================ */
.hero{ position:relative; min-height: 92vh; display:flex; align-items:flex-end; overflow:hidden; }
.hero-media{ position:absolute; inset:0; will-change: transform; }
.hero-media img{ width:100%; height:100%; object-fit:cover; transform: scale(1.04); animation: heroZoom 16s ease-out forwards; }
@keyframes heroZoom{ to{ transform: scale(1); } }
.hero-scrim{
  position:absolute; inset:0;
  background:
    linear-gradient(135deg, rgba(77,182,196,.22) 0%, transparent 45%),
    linear-gradient(315deg, rgba(217,178,107,.16) 0%, transparent 40%),
    linear-gradient(180deg, rgba(21,33,58,.32) 0%, rgba(21,33,58,.58) 55%, rgba(21,33,58,.94) 100%);
}
.hero-inner{ position:relative; color: var(--cream); padding-bottom: 100px; padding-top: 160px; }
.hero h1{
  font-size: clamp(2.6rem, 6vw, 4.6rem);
  text-transform: uppercase;
  max-width: 14ch;
  animation: riseIn .8s ease both .1s;
}
.hero-lede{ max-width: 46ch; font-size: 1.05rem; color: rgba(251,249,244,.88); animation: riseIn .8s ease both .25s; }
.hero-actions{ display:flex; gap: 1em; flex-wrap:wrap; animation: riseIn .8s ease both .4s; }
@keyframes riseIn{ from{ opacity:0; transform: translateY(18px);} to{ opacity:1; transform:translateY(0);} }
.hero-roadline{
  position:absolute; left:0; right:0; bottom:0; height:6px;
  background-image: repeating-linear-gradient(90deg, var(--clay) 0 28px, transparent 28px 52px);
}

/* ============================================================
   Credential strip
   ============================================================ */
.credential-strip{ background: var(--ink); color: var(--cream); padding: 14px 0; }
.strip-inner{
  display:flex; flex-wrap:wrap; justify-content:center; gap: .6em 1em;
  font-family: var(--font-mono); font-size:.72rem; letter-spacing:.1em; text-transform:uppercase;
  color: rgba(251,249,244,.85);
}
.strip-inner .dot{ color: var(--gold); }

/* ============================================================
   Sections — generic
   ============================================================ */
.section{ padding: 100px 0; }
.section h2{ font-size: clamp(1.9rem, 3.4vw, 2.7rem); }

.reveal{ opacity:0; transform: translateY(28px) scale(.985); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in{ opacity:1; transform:none; }

/* ===== About ===== */
.about{ background: var(--stone); }
.about-grid{ display:grid; grid-template-columns: 1.2fr .8fr; gap: 64px; align-items:start; }
.about-stats{ display:flex; flex-wrap:wrap; gap: 2.2em; margin-top: 2em; border-top:1px solid var(--line); padding-top: 1.6em; }
.about-stats strong{ display:block; font-family:var(--font-display); font-size:2.1rem; color: var(--moss-deep); }
.about-stats span{ font-family: var(--font-mono); font-size:.72rem; letter-spacing:.04em; text-transform:uppercase; color: var(--ink-soft); }
.figure-card{
  background: var(--ink); color: var(--cream); border-radius: var(--radius-lg);
  padding: 2.4em; position:relative; border-left: 4px solid var(--gold);
}
.figure-quote{ font-family: var(--font-display); font-size:1.5rem; font-weight:600; line-height:1.3; }
.figure-attrib{ font-family: var(--font-mono); font-size:.72rem; letter-spacing:.04em; text-transform:uppercase; color: var(--gold); margin:0; }

@media (max-width: 860px){ .about-grid{ grid-template-columns:1fr; } }

/* ===== Capabilities ===== */
.capabilities{ background: var(--stone); }
.capabilities-grid{
  display:grid; grid-template-columns: 1fr 1fr; gap: 1.6em;
  margin-top: 2.5em;
}
.capability-card{
  background: var(--cream); border:1px solid var(--line); border-radius: var(--radius-lg);
  padding: 1.8em 2em; border-top: 3px solid var(--teal);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.capability-card:hover{ transform: translateY(-4px); box-shadow: 0 16px 28px -18px rgba(21,33,58,.28); }
.capability-card h3{ font-size:1.1rem; margin: 0 0 .5em; }
.capability-card p{ font-size:.9rem; color: var(--ink-soft); margin:0 0 .9em; }
.capability-card ul{ margin:0; padding-left: 1.1em; font-size:.88rem; color: var(--ink-soft); line-height:1.75; }
.capability-card li{ margin-bottom:.15em; }
.capabilities-footer{
  display:grid; grid-template-columns: 1fr 1fr; gap: 1.6em; margin-top: 1.6em;
}
.cap-foot-block{
  background: var(--cream); border:1px solid var(--line); border-radius: var(--radius-lg);
  padding: 1.6em 1.8em;
}
.cap-foot-block h4{ font-family: var(--font-mono); font-size:.75rem; letter-spacing:.08em; text-transform:uppercase; color: var(--moss-deep); margin:0 0 .6em; }
.cap-foot-block p{ font-size:.88rem; color: var(--ink-soft); margin:0; line-height:1.65; }

@media (max-width: 860px){
  .capabilities-grid, .capabilities-footer{ grid-template-columns: 1fr; }
}

/* ===== Services ===== */
.service-grid{
  display:grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
  background: var(--line); border:1px solid var(--line); margin-top: 3em;
}
.service-card{ background: var(--cream); padding: 2em 1.6em; transition: background .25s ease, transform .35s var(--ease), box-shadow .35s var(--ease); position:relative; z-index:1; }
.service-card:hover{ background: var(--stone); transform: translateY(-6px); box-shadow: 0 18px 32px -16px rgba(21,33,58,.25); z-index:2; }
.service-card .service-no{ display:inline-block; transition: transform .35s var(--ease), color .35s ease; }
.service-card:hover .service-no{ transform: translateY(-2px); color: var(--clay-deep); }
.service-grid .reveal:nth-child(1){ transition-delay: .02s; }
.service-grid .reveal:nth-child(2){ transition-delay: .08s; }
.service-grid .reveal:nth-child(3){ transition-delay: .14s; }
.service-grid .reveal:nth-child(4){ transition-delay: .2s; }
.service-grid .reveal:nth-child(5){ transition-delay: .26s; }
.service-grid .reveal:nth-child(6){ transition-delay: .32s; }
.service-grid .reveal:nth-child(7){ transition-delay: .38s; }
.service-grid .reveal:nth-child(8){ transition-delay: .44s; }
.service-no{ font-family: var(--font-mono); color: var(--clay); font-size:.8rem; }
.service-card h3{ font-size:1.15rem; margin: .5em 0 .4em; }
.service-card p{ font-size:.9rem; color: var(--ink-soft); margin:0; }

@media (max-width: 980px){ .service-grid{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 560px){ .service-grid{ grid-template-columns: 1fr; } }

/* ===== Estate (Now Selling) ===== */
.estate{ background: var(--ink); color: var(--cream); }
.estate .eyebrow{ color: var(--gold); }
.estate h2{ color: var(--cream); }
.estate-layout{ display:grid; grid-template-columns: 1.3fr 1fr; gap: 40px; align-items:stretch; margin-top: 2em; }
.estate-image{ position:relative; border-radius: var(--radius-lg); overflow:hidden; }
.estate-image img{ width:100%; height:100%; object-fit:cover; min-height:320px; }
.estate-tag{
  position:absolute; top:18px; left:18px; background: var(--clay); color: var(--cream);
  font-family: var(--font-mono); font-size:.7rem; letter-spacing:.08em; text-transform:uppercase;
  padding:.5em .9em; border-radius: var(--radius-full);
  box-shadow: 0 6px 16px -6px rgba(163,14,19,.5);
}
.estate-cards{ display:flex; flex-direction:column; gap: 16px; }
.estate-card{
  background: rgba(251,249,244,.08); border:1px solid rgba(251,249,244,.16);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-lg); padding: 1.4em 1.6em; flex:1; position:relative;
  transition: border-color .2s ease, background .2s ease;
}
.estate-card:hover{ border-color: var(--gold); background: rgba(251,249,244,.1); }
.estate-card h3{ font-size:1.1rem; margin-bottom:.2em; }
.estate-place{ font-family: var(--font-mono); font-size:.72rem; letter-spacing:.05em; text-transform:uppercase; color: rgba(251,249,244,.6); margin-bottom: .7em; }
.estate-price{ font-family: var(--font-display); font-size:1.6rem; color: var(--gold); margin:0; }
.estate-price span{ font-family: var(--font-mono); font-size:.65rem; text-transform:uppercase; color: rgba(251,249,244,.6); margin-left:.4em; }
.estate-card-featured{ border-color: var(--gold); background: rgba(190,157,103,.14); }
.seal{
  position:absolute; top:-10px; right:14px; background: var(--clay); color:var(--cream);
  font-family: var(--font-mono); font-size:.6rem; letter-spacing:.06em; text-transform:uppercase;
  padding:.35em .7em; border-radius: 999px;
}
.estate-cta{ display:flex; gap:1em; justify-content:center; margin-top: 3em; flex-wrap:wrap; }

@media (max-width: 860px){ .estate-layout{ grid-template-columns:1fr; } }

/* ===== Projects ===== */
.project-list{ margin-top: 2.5em; max-width: 880px; margin-left:auto; margin-right:auto; }
.project-list li{
  display:grid; grid-template-columns: 70px 1fr; gap: 1.4em;
  padding: 1.6em 0; border-top: 1px dashed var(--line);
}
.project-list li:last-child{ border-bottom: 1px dashed var(--line); }
.project-mark{
  font-family: var(--font-mono); font-size:.75rem; letter-spacing:.06em;
  color: var(--moss-deep); background: var(--stone); border:1px solid var(--line);
  border-radius: var(--radius-full); height: 32px; display:flex; align-items:center; justify-content:center;
}
.project-list h3{ font-size:1.1rem; margin-bottom:.3em; }
.project-list p{ color: var(--ink-soft); margin:0; font-size:.94rem; }

/* ===== Trust ===== */
.trust{ background: var(--stone); }
.trust-grid{ display:grid; grid-template-columns: repeat(3,1fr); gap: 1.4em; margin-top: 2.5em; }
.trust-card{
  background: var(--cream); border:1px solid var(--line); border-radius: var(--radius-lg);
  padding: 1.8em; border-top: 3px solid var(--moss);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-top-color .3s ease;
}
.trust-card:hover{ transform: translateY(-6px); box-shadow: 0 18px 32px -18px rgba(21,33,58,.3); border-top-color: var(--teal); }
.trust-grid .reveal:nth-child(1){ transition-delay: .02s; }
.trust-grid .reveal:nth-child(2){ transition-delay: .08s; }
.trust-grid .reveal:nth-child(3){ transition-delay: .14s; }
.trust-grid .reveal:nth-child(4){ transition-delay: .2s; }
.trust-grid .reveal:nth-child(5){ transition-delay: .26s; }
.trust-grid .reveal:nth-child(6){ transition-delay: .32s; }
.trust-card h3{ font-size:1.05rem; margin-bottom:.4em; }
.trust-card p{ font-size:.9rem; color: var(--ink-soft); margin:0; }
@media (max-width: 860px){ .trust-grid{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px){ .trust-grid{ grid-template-columns: 1fr; } }

/* ===== Contact ===== */
.contact-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 64px; }
.contact-details{ margin-top: 2em; display:flex; flex-direction:column; gap: 1.2em; }
.contact-details strong{ display:block; font-family: var(--font-mono); font-size:.7rem; letter-spacing:.08em; text-transform:uppercase; color: var(--clay-deep); margin-bottom:.3em; }
.contact-details a{ text-decoration: underline; text-underline-offset:3px; }
.contact-form{ display:flex; flex-direction:column; gap: 1.1em; background: var(--stone); padding: 2em; border-radius: var(--radius-lg); border:1px solid var(--line); box-shadow: var(--shadow-soft); }
.contact-form label{ display:flex; flex-direction:column; gap:.5em; font-family: var(--font-mono); font-size:.72rem; letter-spacing:.05em; text-transform:uppercase; color: var(--ink-soft); }
.contact-form input, .contact-form textarea{
  font-family: var(--font-body); font-size: .95rem; padding: .8em .9em;
  border: 1px solid var(--line); border-radius: 10px; background: var(--cream); color: var(--ink);
  transition: border-color .2s ease, box-shadow .2s ease;
  resize: vertical;
}
.contact-form input:focus, .contact-form textarea:focus{ outline:none; border-color: var(--teal); box-shadow: 0 0 0 4px rgba(77,182,196,.18); }
.form-note{ font-size:.85rem; color: var(--moss-deep); min-height: 1.2em; margin:0; }
@media (max-width: 860px){ .contact-grid{ grid-template-columns:1fr; } }

/* ============================================================
   Footer
   ============================================================ */
.site-footer{ background: var(--ink); color: rgba(251,249,244,.75); padding-top: 60px; }
.footer-inner{ display:flex; justify-content:space-between; flex-wrap:wrap; gap: 2em; padding-bottom: 40px; border-bottom: 1px solid rgba(251,249,244,.12); }
.footer-brand{ color: var(--cream); }
.footer-brand-row{ display:block; margin-bottom:1em; }
.footer-logo{ height:58px; width:auto; }
.footer-links{ display:flex; gap: 1.6em; flex-wrap:wrap; align-items:flex-start; font-family: var(--font-mono); font-size:.78rem; text-transform:uppercase; letter-spacing:.04em; }
.footer-links a{ opacity:.85; }
.footer-links a:hover{ opacity:1; }
.footer-bottom{ padding: 22px 24px; font-family: var(--font-mono); font-size:.7rem; letter-spacing:.04em; opacity:.6; }

/* ============================================================
   Brand diagonal — signature element lifted from the cover page
   ============================================================ */
.brand-diagonal{
  height: 10px;
  background: linear-gradient(115deg,
    var(--moss) 0% 26%,
    var(--teal) 26% 50%,
    var(--red) 50% 75%,
    var(--ink) 75% 100%);
}

/* ============================================================
   Project gallery
   ============================================================ */
.gallery{ margin-top: 4.5em; }
.gallery-group{ margin-top: 3em; }
.gallery-group:first-child{ margin-top: 0; }
.gallery-group-head{ display:flex; align-items:baseline; gap: .8em; margin-bottom: 1.2em; }
.gallery-group-head h3{ font-size: 1.15rem; margin:0; }
.gallery-group-head .count{ font-family: var(--font-mono); font-size:.72rem; color: var(--ink-soft); opacity:.7; }
.gallery-grid{
  display:grid; grid-template-columns: repeat(4, 1fr); gap: 10px;
}
.gallery-item{
  position:relative; border:0; padding:0; margin:0; cursor:pointer;
  overflow:hidden; border-radius: 14px; aspect-ratio: 4/3;
  background: var(--ink); display:block; width:100%;
  transition: box-shadow .35s var(--ease), transform .35s var(--ease);
}
.gallery-item:hover{ box-shadow: 0 16px 28px -14px rgba(21,33,58,.4); transform: translateY(-3px); }
.gallery-item img{
  width:100%; height:100%; object-fit:cover; display:block;
  transition: transform .6s var(--ease), opacity .3s ease;
}
.gallery-item:hover img{ transform: scale(1.07); opacity:.85; }
.gallery-item .cap{
  position:absolute; left:0; right:0; bottom:0; padding: .7em .8em .6em;
  background: linear-gradient(0deg, rgba(21,33,58,.92), rgba(21,33,58,0));
  color: var(--cream); font-family: var(--font-mono); font-size:.68rem;
  letter-spacing:.03em; text-transform:uppercase;
  transform: translateY(8px); opacity:0; transition: transform .25s ease, opacity .25s ease;
}
.gallery-item:hover .cap{ transform:none; opacity:1; }
.gallery-item .plus{
  position:absolute; top:10px; right:10px; width:26px; height:26px; border-radius:50%;
  background: rgba(251,250,246,.9); color: var(--ink); display:flex; align-items:center; justify-content:center;
  font-family: var(--font-mono); font-size:1rem; opacity:0; transform: scale(.8);
  transition: opacity .2s ease, transform .2s ease;
}
.gallery-item:hover .plus{ opacity:1; transform:none; }
.gallery-item:focus-visible{ outline: 3px solid var(--teal); outline-offset: 2px; }

@media (max-width: 980px){ .gallery-grid{ grid-template-columns: repeat(3,1fr); } }
@media (max-width: 640px){ .gallery-grid{ grid-template-columns: repeat(2,1fr); } }

/* single wide project photo (composite page images) */
.gallery-grid-wide{ grid-template-columns: 1fr; }
.gallery-grid-wide .gallery-item{ aspect-ratio: 16/10; }
@media (max-width: 640px){ .gallery-grid-wide .gallery-item{ aspect-ratio: 4/5; } }

/* certificates: taller portrait cards */
.gallery-grid-certs{ grid-template-columns: repeat(4, 1fr); }
.gallery-grid-certs .gallery-item{ aspect-ratio: 3/4; background: var(--cream); }
.gallery-grid-certs .gallery-item img{ object-fit: contain; background: var(--cream); }
@media (max-width: 980px){ .gallery-grid-certs{ grid-template-columns: repeat(3,1fr); } }
@media (max-width: 640px){ .gallery-grid-certs{ grid-template-columns: repeat(2,1fr); } }
.gallery-grid-certs-single{ grid-template-columns: 1fr; max-width: 340px; margin: 2.5em auto 0; }

.credentials-gallery{ background: var(--stone); }

/* ============================================================
   Lightbox
   ============================================================ */
.lightbox{
  position:fixed; inset:0; z-index: 300; display:flex; flex-direction:column;
  align-items:center; justify-content:center; padding: 60px 20px;
  background: rgba(21,33,58,.94);
  opacity:0; pointer-events:none; transition: opacity .25s ease;
}
.lightbox.open{ opacity:1; pointer-events:auto; }
.lightbox-frame{ position:relative; max-width: 92vw; max-height: 80vh; }
.lightbox img{ max-width: 92vw; max-height: 80vh; border-radius: var(--radius-lg); display:block; }
.lightbox-caption{
  color: var(--cream); font-family: var(--font-mono); font-size:.78rem;
  letter-spacing:.04em; text-transform:uppercase; margin-top: 1.2em; text-align:center;
}
.lightbox-close, .lightbox-prev, .lightbox-next{
  position:absolute; background: rgba(251,250,246,.12); color: var(--cream); border: 1px solid rgba(251,250,246,.3);
  border-radius:50%; width:42px; height:42px; cursor:pointer; font-family: var(--font-mono); font-size:1.1rem;
  display:flex; align-items:center; justify-content:center; transition: background .2s ease;
}
.lightbox-close:hover, .lightbox-prev:hover, .lightbox-next:hover{ background: rgba(251,250,246,.25); }
.lightbox-close{ top: 18px; right: 18px; }
.lightbox-prev{ top: 50%; left: 14px; transform: translateY(-50%); }
.lightbox-next{ top: 50%; right: 14px; transform: translateY(-50%); }
@media (max-width: 640px){
  .lightbox-prev{ left: 4px; } .lightbox-next{ right: 4px; }
}

/* ============================================================
   Cross-device refinements — phones, small tablets, large desktops
   ============================================================ */
@media (max-width: 640px){
  .section{ padding: 64px 0; }
  .hero{ min-height: 100svh; }
  .hero-inner{ padding-top: 120px; padding-bottom: 64px; }
  .brand-logo{ height: 38px; }
  .site-header.scrolled .brand-logo{ height: 32px; }
  .footer-logo{ height: 48px; }
  .about-stats{ gap: 1.4em 2em; }
  .project-list li{ grid-template-columns: 52px 1fr; gap: 1em; }
  .figure-card{ padding: 1.6em; }
  .figure-quote{ font-size: 1.2rem; }
}

@media (min-width: 1600px){
  :root{ --max: 1320px; }
  .hero h1{ font-size: clamp(2.6rem, 5vw, 5.4rem); }
}

/* fine pointer / hover-capable devices only — avoids sticky hover states on touch */
@media (hover: none){
  .service-card:hover, .trust-card:hover, .gallery-item:hover,
  .estate-card:hover, .btn-primary:hover, .btn-ghost:hover{
    transform:none; box-shadow:none;
  }
}