/* ============================================================
   Maida Engineering Inc. — Master Stylesheet
   1315 Walnut St, Suite 804, Philadelphia PA 19107
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --black:      #0a0a0a;
  --black-2:    #141414;
  --black-3:    #1e1e1e;
  --white:      #ffffff;
  --off-white:  #f2f0eb;
  --off-white-2:#e8e5de;
  --blue:       #cc0000;
  --blue-dark:  #a80000;
  --text:       #111111;
  --text-mid:   #666666;
  --text-muted: #999999;
  --border-d:   rgba(255,255,255,0.08);
  --border-l:   rgba(0,0,0,0.1);
  --font-d:     'Helvetica Neue', Helvetica, Arial, sans-serif;
  --font-b:     'Helvetica Neue', Helvetica, Arial, sans-serif;
  --font-m:     'JetBrains Mono', 'Courier New', monospace;
  --max-w:      1280px;
  --pad:        clamp(24px, 4vw, 64px);
  --ease:       cubic-bezier(0.4, 0, 0.2, 1);
  --header-h:   68px;
}

html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font-b); background: var(--off-white); color: var(--text); -webkit-font-smoothing: antialiased; line-height: 1.6; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

.container { max-width: var(--max-w); margin: 0 auto; padding: 0 var(--pad); }

/* ─── LABEL / TAG ────────────────────────────────── */
.label { font-family: var(--font-m); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-mid); }
.label-light { font-family: var(--font-m); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: rgba(255,255,255,0.4); }

/* ─── BUTTONS ────────────────────────────────────── */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 28px; border-radius: 2px; font-family: var(--font-b); font-weight: 500; font-size: 15px; cursor: pointer; border: none; transition: all 220ms var(--ease); white-space: nowrap; }
.btn-dark { background: var(--black); color: var(--white); }
.btn-dark:hover { background: var(--black-3); }
.btn-blue { background: var(--blue); color: var(--white); }
.btn-blue:hover { background: var(--blue-dark); }
.btn-outline-white { background: transparent; color: var(--white); border: 1.5px solid rgba(255,255,255,0.3); }
.btn-outline-white:hover { background: rgba(255,255,255,0.08); border-color: var(--white); }
.btn-outline-dark { background: transparent; color: var(--text); border: 1.5px solid var(--border-l); }
.btn-outline-dark:hover { background: var(--black); color: var(--white); border-color: var(--black); }

/* ─── HEADER ─────────────────────────────────────── */
.header { position: fixed; top: 0; left: 0; right: 0; z-index: 100; height: var(--header-h); display: flex; align-items: center; transition: background 300ms var(--ease), border-color 300ms var(--ease); border-bottom: 1px solid transparent; }
.header.scrolled { background: var(--black); border-bottom-color: var(--border-d); }
.header .container { display: flex; align-items: center; justify-content: space-between; width: 100%; }
.logo { display: flex; align-items: center; }
.logo-img { height: 46px; width: auto; display: block; }
.nav { display: flex; align-items: center; gap: 4px; }
.nav a { font-size: 14px; font-weight: 400; color: rgba(255,255,255,0.7); padding: 8px 14px; border-radius: 2px; transition: color 150ms; letter-spacing: 0.01em; }
.nav a:hover, .nav a.active { color: var(--white); }
.nav .btn { padding: 9px 20px; font-size: 14px; margin-left: 8px; }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 8px; background: none; border: none; }
.hamburger span { width: 24px; height: 1.5px; background: var(--white); border-radius: 1px; transition: all 250ms var(--ease); display: block; }
.hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
.mobile-nav { display: none; position: fixed; top: var(--header-h); left: 0; right: 0; background: var(--black); padding: 24px var(--pad); border-top: 1px solid var(--border-d); z-index: 99; }
.mobile-nav.open { display: block; }
.mobile-nav a { display: block; font-size: 18px; color: rgba(255,255,255,0.8); padding: 14px 0; border-bottom: 1px solid var(--border-d); font-weight: 400; letter-spacing: 0.01em; }
.mobile-nav a:last-child { border-bottom: none; }

/* ─── HERO ───────────────────────────────────────── */
.hero { background: var(--black); min-height: 100vh; display: grid; grid-template-rows: 1fr auto; padding-top: var(--header-h); position: relative; overflow: hidden; }
.hero-body { display: flex; flex-direction: column; justify-content: flex-end; padding: 0 var(--pad) 72px; }
.hero-eyebrow { display: flex; align-items: center; gap: 20px; margin-bottom: 32px; }
.hero-eyebrow .label-light { font-size: 15px; color: rgba(255,255,255,0.75); letter-spacing: 0.1em; }
.hero-eyebrow-rule { flex: 1; height: 1px; background: var(--border-d); max-width: 48px; }
.hero-headline { font-family: var(--font-d); font-size: clamp(58px, 9.5vw, 148px); font-weight: 800; color: var(--white); line-height: 0.92; letter-spacing: -0.04em; margin-bottom: 40px; }
.hero-headline em { font-style: normal; color: rgba(255,255,255,0.35); }
.hero-foot { display: flex; align-items: flex-end; justify-content: space-between; gap: 32px; border-top: 1px solid var(--border-d); padding-top: 28px; }
.hero-desc { font-size: 16px; color: rgba(255,255,255,0.85); line-height: 1.7; max-width: 360px; font-weight: 300; }
.hero-actions { display: flex; gap: 12px; flex-shrink: 0; }
.hero-scroll { display: flex; flex-direction: column; align-items: center; gap: 8px; cursor: default; }
.hero-scroll-label { font-family: var(--font-m); font-size: 9px; letter-spacing: 0.15em; text-transform: uppercase; color: rgba(255,255,255,0.3); writing-mode: vertical-rl; }
.hero-scroll-line { width: 1px; height: 48px; background: linear-gradient(to bottom, rgba(255,255,255,0.3), transparent); animation: scrollFade 2s ease-in-out infinite; }
@keyframes scrollFade { 0%, 100% { opacity: 0.4; } 50% { opacity: 1; } }

/* ─── MARQUEE ────────────────────────────────────── */
.marquee-strip { background: var(--blue); overflow: hidden; padding: 16px 0; border-top: 1px solid rgba(255,255,255,0.1); border-bottom: 1px solid rgba(255,255,255,0.1); }
.marquee-track { display: inline-flex; align-items: center; gap: 40px; white-space: nowrap; animation: marqueeRoll 28s linear infinite; }
.marquee-track span { font-family: var(--font-m); font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255,255,255,0.9); }
.marquee-track .sep { color: rgba(255,255,255,0.35); font-size: 14px; }
@keyframes marqueeRoll { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ─── INTRO / ABOUT ──────────────────────────────── */
.intro { background: var(--off-white); padding: 120px 0; }
.intro-grid { display: grid; grid-template-columns: 1fr 1.6fr; gap: 80px; align-items: start; }
.intro-left { padding-top: 8px; }
.intro-label { margin-bottom: 24px; }
.intro-left p { font-size: 15px; color: var(--text-mid); line-height: 1.8; margin-top: 24px; }
.intro-pillars { display: flex; flex-direction: column; gap: 0; margin-top: 32px; }
.intro-pillar { display: flex; gap: 16px; align-items: flex-start; padding: 16px 0; border-top: 1px solid var(--border-l); }
.intro-pillar:last-child { border-bottom: 1px solid var(--border-l); }
.pillar-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--blue); margin-top: 7px; flex-shrink: 0; }
.pillar-name { font-weight: 500; font-size: 14px; color: var(--text); }
.pillar-desc { font-size: 13px; color: var(--text-mid); margin-top: 2px; line-height: 1.5; }
.intro-right { }
.intro-statement { font-family: var(--font-d); font-size: clamp(28px, 3.5vw, 46px); font-weight: 700; color: var(--text); line-height: 1.15; letter-spacing: -0.03em; margin-bottom: 32px; }
.intro-body { font-size: 17px; color: var(--text-mid); line-height: 1.8; font-weight: 300; }
.intro-body + .intro-body { margin-top: 16px; }
.intro-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--off-white-2); border: 1px solid var(--off-white-2); border-radius: 4px; margin-top: 48px; overflow: hidden; }
.intro-stat { background: var(--off-white); padding: 24px; text-align: center; }
.intro-stat-n { font-family: var(--font-d); font-size: 42px; font-weight: 800; color: var(--text); letter-spacing: -0.04em; line-height: 1; }
.intro-stat-n span { color: var(--blue); }
.intro-stat-l { font-family: var(--font-m); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-muted); margin-top: 6px; }

/* ─── SERVICES ───────────────────────────────────── */
.services { background: var(--black); padding: 120px 0; }
.services-head { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 64px; padding-bottom: 32px; border-bottom: 1px solid var(--border-d); }
.services-headline { font-family: var(--font-d); font-size: clamp(38px, 5vw, 72px); font-weight: 800; color: var(--white); letter-spacing: -0.04em; line-height: 1; margin-top: 16px; }
.services-list { }
.svc-row { display: grid; grid-template-columns: 52px 1fr auto; align-items: center; padding: 22px 0; border-bottom: 1px solid var(--border-d); cursor: default; transition: padding-left 250ms var(--ease), color 250ms var(--ease); }
.svc-row:hover { padding-left: 14px; }
.svc-row:hover .svc-name { color: var(--blue); }
.svc-row:hover .svc-arrow { opacity: 1; transform: translate(2px, -2px); }
.svc-num { font-family: var(--font-m); font-size: 11px; color: rgba(255,255,255,0.25); letter-spacing: 0.08em; }
.svc-name { font-size: clamp(17px, 2vw, 22px); font-weight: 400; color: rgba(255,255,255,0.85); letter-spacing: -0.01em; transition: color 250ms var(--ease); }
.svc-arrow { font-size: 18px; color: rgba(255,255,255,0.25); opacity: 0; transition: all 250ms var(--ease); }

/* ─── FEATURED PROJECTS ──────────────────────────── */
.feat-projects { background: var(--black); padding: 0 0 120px; }
.feat-projects-head { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 48px; padding-bottom: 32px; border-top: 1px solid var(--border-d); padding-top: 32px; }
.feat-projects-headline { font-family: var(--font-d); font-size: clamp(38px, 5vw, 72px); font-weight: 800; color: var(--white); letter-spacing: -0.04em; line-height: 1; margin-top: 16px; }
.feat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border-d); border: 1px solid var(--border-d); }
.feat-card { background: var(--black-2); padding: 32px; display: flex; flex-direction: column; min-height: 280px; transition: background 250ms var(--ease); }
.feat-card:hover { background: var(--black-3); }
.feat-card-top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: auto; }
.feat-card-num { font-family: var(--font-m); font-size: 11px; color: rgba(255,255,255,0.6); }
.feat-card-sector { font-family: var(--font-m); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--blue); background: rgba(0,82,255,0.1); border: 1px solid rgba(0,82,255,0.2); padding: 4px 10px; border-radius: 2px; }
.feat-card-title { font-family: var(--font-d); font-size: clamp(18px, 2vw, 24px); font-weight: 700; color: var(--white); letter-spacing: -0.02em; line-height: 1.25; margin-bottom: 12px; }
.feat-card-meta { display: flex; align-items: center; gap: 12px; font-family: var(--font-m); font-size: 11px; color: rgba(255,255,255,0.8); }
.feat-card-meta-dot { width: 3px; height: 3px; border-radius: 50%; background: rgba(255,255,255,0.5); }

/* ─── CONTACT CTA ────────────────────────────────── */
.cta-band { background: var(--blue); padding: 100px 0; }
.cta-inner { display: grid; grid-template-columns: 1fr auto; gap: 64px; align-items: center; }
.cta-headline { font-family: var(--font-d); font-size: clamp(36px, 5vw, 72px); font-weight: 800; color: var(--white); letter-spacing: -0.04em; line-height: 1.05; }
.cta-sub { font-size: 16px; color: rgba(255,255,255,0.7); margin-top: 16px; line-height: 1.6; font-weight: 300; max-width: 420px; }
.cta-right { display: flex; flex-direction: column; align-items: flex-start; gap: 12px; flex-shrink: 0; }
.cta-contact-block { border: 1px solid rgba(255,255,255,0.2); padding: 24px 28px; border-radius: 2px; min-width: 280px; }
.cta-contact-row { display: flex; flex-direction: column; gap: 2px; padding: 10px 0; border-bottom: 1px solid rgba(255,255,255,0.12); }
.cta-contact-row:first-child { padding-top: 0; }
.cta-contact-row:last-child { border-bottom: none; padding-bottom: 0; }
.cta-contact-l { font-family: var(--font-m); font-size: 9px; letter-spacing: 0.12em; text-transform: uppercase; color: rgba(255,255,255,0.45); }
.cta-contact-v { font-size: 14px; color: var(--white); font-weight: 500; }
.cta-contact-v a { color: rgba(255,255,255,0.85); }
.cta-contact-v a:hover { color: var(--white); text-decoration: underline; }

/* ─── FOOTER ─────────────────────────────────────── */
.footer { background: var(--black); padding: 80px 0 40px; border-top: 1px solid var(--border-d); }
.footer-top { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 64px; margin-bottom: 64px; }
.footer-brand .logo-name { font-size: 18px; }
.footer-brand-desc { font-size: 14px; color: rgba(255,255,255,0.75); line-height: 1.7; margin-top: 16px; max-width: 260px; font-weight: 300; }
.footer-brand-addr { font-size: 13px; color: rgba(255,255,255,0.7); line-height: 1.8; margin-top: 20px; font-family: var(--font-m); }
.footer-brand-addr a { color: rgba(0,82,255,0.8); }
.footer-brand-addr a:hover { color: var(--blue); }
.footer-col-title { font-family: var(--font-m); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: rgba(255,255,255,0.7); margin-bottom: 20px; }
.footer-col a { display: block; font-size: 14px; color: rgba(255,255,255,0.85); padding: 5px 0; transition: color 150ms; font-weight: 300; }
.footer-col a:hover { color: var(--white); }
.footer-bottom { border-top: 1px solid var(--border-d); padding-top: 28px; display: flex; justify-content: space-between; align-items: center; }
.footer-copy { font-size: 13px; color: rgba(255,255,255,0.7); font-family: var(--font-m); }
.footer-badges { display: flex; gap: 10px; }
.footer-badge { font-family: var(--font-m); font-size: 10px; letter-spacing: 0.08em; color: rgba(255,255,255,0.7); background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.2); padding: 4px 10px; border-radius: 2px; }

/* ─── PAGE HERO (inner) ──────────────────────────── */
.page-hero { background: var(--black); padding: 0; padding-top: var(--header-h); min-height: 380px; display: flex; align-items: flex-end; border-bottom: 1px solid var(--border-d); }
.page-hero-inner { padding: 64px var(--pad); width: 100%; max-width: var(--max-w); margin: 0 auto; }
.breadcrumb { display: flex; gap: 8px; align-items: center; font-family: var(--font-m); font-size: 11px; color: rgba(255,255,255,0.3); letter-spacing: 0.08em; margin-bottom: 16px; }
.breadcrumb a { color: rgba(255,255,255,0.45); transition: color 150ms; }
.breadcrumb a:hover { color: var(--white); }
.breadcrumb-sep { color: rgba(255,255,255,0.15); }
.page-hero h1 { font-family: var(--font-d); font-size: clamp(44px, 7vw, 96px); font-weight: 800; color: var(--white); letter-spacing: -0.04em; line-height: 0.95; margin-bottom: 20px; }
.page-hero p { font-size: 17px; color: rgba(255,255,255,0.45); max-width: 560px; line-height: 1.7; font-weight: 300; }

/* ─── PROJECTS PAGE ──────────────────────────────── */
.projects-section { background: var(--off-white); padding: 80px 0 120px; }
.projects-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2px; background: var(--off-white-2); border: 1px solid var(--off-white-2); }
.project-card { background: var(--white); padding: 36px; display: flex; flex-direction: column; gap: 0; transition: background 200ms var(--ease); text-decoration: none; color: inherit; position: relative; cursor: pointer; }
.project-card:hover { background: #faf9f5; }
.project-card::after { content: '↗'; position: absolute; bottom: 36px; right: 36px; font-size: 20px; color: var(--text-muted); opacity: 0; transform: translate(-4px, 4px); transition: all 250ms var(--ease); }
.project-card:hover::after { opacity: 1; transform: translate(0, 0); color: var(--blue); }
.project-card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 28px; }
.project-card-num { font-family: var(--font-m); font-size: 11px; color: var(--text-muted); letter-spacing: 0.1em; }
.project-sector-tag { font-family: var(--font-m); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--blue); background: rgba(0,82,255,0.06); border: 1px solid rgba(0,82,255,0.15); padding: 4px 10px; border-radius: 2px; }
.project-id { font-family: var(--font-m); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 8px; display: none; }
.project-title { font-family: var(--font-d); font-size: clamp(20px, 2.2vw, 26px); font-weight: 700; color: var(--text); letter-spacing: -0.02em; line-height: 1.2; margin-bottom: 10px; }
.project-location { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--text-muted); margin-bottom: 16px; font-family: var(--font-m); }
.project-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.project-tag { font-size: 11px; font-family: var(--font-m); background: var(--off-white); color: var(--text-mid); border: 1px solid var(--off-white-2); padding: 4px 10px; border-radius: 2px; letter-spacing: 0.04em; }
.project-desc { font-size: 14px; color: var(--text-mid); line-height: 1.7; font-weight: 300; margin-bottom: 20px; flex: 1; }
.project-year-badge { display: flex; gap: 24px; padding-top: 16px; border-top: 1px solid var(--off-white-2); }
.project-year { font-family: var(--font-m); font-size: 11px; color: var(--text-muted); letter-spacing: 0.06em; }
.project-year strong { color: var(--text); }
.project-meta { display: flex; flex-direction: column; flex: 1; }

/* Filter bar */
.filter-bar { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 32px; padding-bottom: 32px; border-bottom: 1px solid var(--off-white-2); }
.filter-btn { font-family: var(--font-m); font-size: 11px; letter-spacing: 0.07em; text-transform: uppercase; padding: 8px 16px; border-radius: 2px; border: 1px solid var(--off-white-2); background: var(--white); color: var(--text-mid); cursor: pointer; transition: all 150ms var(--ease); }
.filter-btn:hover { border-color: var(--blue); color: var(--blue); }
.filter-btn.active { background: var(--text); color: var(--white); border-color: var(--text); }

/* Service tags on project cards */
.project-service-tags { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-bottom: 14px; }
.project-service-label { font-family: var(--font-m); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-muted); margin-right: 2px; }
.project-service-tag { font-size: 11px; font-family: var(--font-m); background: rgba(204,0,0,0.05); color: var(--blue); border: 1px solid rgba(204,0,0,0.18); padding: 3px 9px; border-radius: 2px; letter-spacing: 0.04em; }

/* Hidden card during filter */
.project-card.filter-hidden { display: none; }

/* ─── PROJECT SUBPAGE ───────────────────────────── */
.proj-page-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.proj-page-num { font-family: var(--font-m); font-size: 11px; letter-spacing: 0.1em; color: rgba(255,255,255,0.8); }
.proj-page-sector { font-family: var(--font-m); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--blue); background: rgba(204,0,0,0.12); border: 1px solid rgba(204,0,0,0.25); padding: 4px 12px; border-radius: 2px; }
.proj-page-loc { font-family: var(--font-m); font-size: 12px; color: rgba(255,255,255,0.35); margin-top: 14px; letter-spacing: 0.04em; }
.project-detail-section { background: var(--off-white); padding: 80px 0 120px; }
.project-detail-grid { display: grid; grid-template-columns: 260px 1fr; gap: 80px; align-items: start; }
.project-sidebar-block { padding: 18px 0; border-top: 1px solid var(--border-l); }
.project-sidebar-block:last-child { border-bottom: 1px solid var(--border-l); }
.project-sidebar-label { font-family: var(--font-m); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 7px; }
.project-sidebar-value { font-size: 14px; color: var(--text); font-weight: 500; line-height: 1.6; }
.project-sidebar-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 4px; }
.project-body-text { font-size: 17px; color: var(--text-mid); line-height: 1.85; font-weight: 300; }
.project-body-text + .project-body-text { margin-top: 20px; }
.project-page-nav { border-top: 1px solid var(--border-l); padding-top: 40px; margin-top: 64px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 16px; }
.proj-nav-link { display: flex; flex-direction: column; gap: 4px; }
.proj-nav-link.next { text-align: right; }
.proj-nav-link-label { font-family: var(--font-m); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-muted); }
.proj-nav-link-title { font-size: 14px; font-weight: 600; color: var(--text); transition: color 150ms; line-height: 1.35; }
.proj-nav-link:hover .proj-nav-link-title { color: var(--blue); }
.proj-nav-center { text-align: center; }

/* ─── ACCORDION ─────────────────────────────────── */
.accordion-item { border-bottom: 1px solid var(--border-d); }
.accordion-trigger { display: grid; grid-template-columns: 52px 1fr 32px; align-items: center; padding: 22px 0; width: 100%; background: none; border: none; cursor: pointer; color: rgba(255,255,255,0.85); text-align: left; transition: padding-left 250ms var(--ease); }
.accordion-trigger:hover { padding-left: 14px; }
.accordion-trigger:hover .accordion-title { color: var(--blue); }
.accordion-num { font-family: var(--font-m); font-size: 11px; color: rgba(255,255,255,0.25); letter-spacing: 0.08em; }
.accordion-title { font-size: clamp(16px, 2vw, 21px); font-weight: 400; letter-spacing: -0.01em; transition: color 250ms var(--ease); }
.accordion-icon { font-size: 24px; font-weight: 300; color: rgba(255,255,255,0.3); transition: transform 300ms var(--ease), color 250ms var(--ease); line-height: 1; justify-self: end; }
.accordion-item.open .accordion-icon { transform: rotate(45deg); color: var(--blue); }
.accordion-item.open .accordion-trigger { padding-left: 14px; }
.accordion-item.open .accordion-title { color: var(--blue); }
.accordion-body { overflow: hidden; max-height: 0; transition: max-height 400ms var(--ease); }
.accordion-item.open .accordion-body { max-height: 600px; }
.accordion-body-inner { padding: 4px 0 28px 52px; display: grid; grid-template-columns: 1fr 1fr; gap: 0 48px; }
.accordion-body-inner li { font-family: var(--font-m); font-size: 12px; letter-spacing: 0.04em; color: rgba(255,255,255,0.9); padding: 7px 0; border-bottom: 1px solid rgba(255,255,255,0.05); list-style: none; }
@media (max-width: 640px) { .accordion-body-inner { grid-template-columns: 1fr; } }

/* ─── SCROLL REVEAL ──────────────────────────────── */
.reveal { opacity: 0; transform: translateY(32px); transition: opacity 700ms var(--ease), transform 700ms var(--ease); }
.reveal.visible { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: 100ms; }
.reveal-delay-2 { transition-delay: 200ms; }
.reveal-delay-3 { transition-delay: 300ms; }

/* ─── CONTACT PAGE LAYOUT ────────────────────────── */
.contact-layout { display: grid; grid-template-columns: 340px 1fr; gap: 80px; align-items: start; }
.contact-sidebar { position: sticky; top: calc(var(--header-h) + 32px); }
.contact-form-wrap { background: var(--white); border: 1px solid var(--off-white-2); border-radius: 4px; padding: 48px; }

/* ─── FORM ELEMENTS ──────────────────────────────── */
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
.form-group { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.form-row .form-group { margin-bottom: 0; }
.form-label { font-family: var(--font-m); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-mid); }
.form-required { color: var(--blue); }
.form-input { font-family: var(--font-b); font-size: 15px; color: var(--text); background: var(--off-white); border: 1px solid var(--off-white-2); border-radius: 3px; padding: 12px 14px; width: 100%; transition: border-color 200ms var(--ease), box-shadow 200ms var(--ease); outline: none; -webkit-appearance: none; appearance: none; }
.form-input:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(204,0,0,0.08); background: var(--white); }
.form-input::placeholder { color: var(--text-muted); }
.form-select { background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23999' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 36px; cursor: pointer; }
.form-textarea { min-height: 140px; resize: vertical; line-height: 1.65; font-family: var(--font-b); }

/* Radio buttons */
.form-radio-group { display: flex; gap: 24px; flex-wrap: wrap; padding-top: 4px; }
.form-radio-label { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--text-mid); cursor: pointer; user-select: none; }
.form-radio-label input[type="radio"] { position: absolute; opacity: 0; width: 0; height: 0; }
.form-radio-mark { width: 18px; height: 18px; border-radius: 50%; border: 2px solid var(--off-white-2); background: var(--off-white); flex-shrink: 0; transition: border-color 200ms var(--ease), background 200ms var(--ease); position: relative; }
.form-radio-mark::after { content: ''; position: absolute; inset: 3px; border-radius: 50%; background: var(--blue); opacity: 0; transition: opacity 200ms var(--ease); }
.form-radio-label input[type="radio"]:checked + .form-radio-mark { border-color: var(--blue); }
.form-radio-label input[type="radio"]:checked + .form-radio-mark::after { opacity: 1; }

/* Form footer & submit */
.form-footer { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-top: 24px; border-top: 1px solid var(--off-white-2); margin-top: 8px; flex-wrap: wrap; }
.form-note { font-family: var(--font-m); font-size: 11px; color: var(--text-muted); line-height: 1.6; max-width: 280px; }
.form-submit { display: flex; align-items: center; gap: 10px; min-width: 148px; justify-content: center; position: relative; }
.form-submit-spinner { display: none; width: 16px; height: 16px; border: 2px solid rgba(255,255,255,0.35); border-top-color: white; border-radius: 50%; animation: spin 0.7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.form-submit.loading .form-submit-text { opacity: 0.5; }
.form-submit.loading .form-submit-spinner { display: block; }
.form-submit:disabled { opacity: 0.65; cursor: not-allowed; }

/* Success / Error banners */
.form-success, .form-error { display: flex; align-items: flex-start; gap: 14px; padding: 20px; border-radius: 4px; margin-top: 20px; }
.form-success { background: rgba(16, 122, 58, 0.07); border: 1px solid rgba(16,122,58,0.2); color: #155232; }
.form-error { background: rgba(204,0,0,0.06); border: 1px solid rgba(204,0,0,0.2); color: #7a1010; }
.form-success svg, .form-error svg { flex-shrink: 0; margin-top: 2px; }
.form-success strong, .form-error strong { display: block; font-size: 14px; margin-bottom: 3px; }
.form-success p, .form-error p { font-size: 13px; line-height: 1.55; margin: 0; }
.form-error a { color: var(--blue); }

/* Validation */
.form-input.invalid { border-color: var(--blue); }

/* ─── CONTACT RESPONSIVE ─────────────────────────── */
@media (max-width: 900px) {
  .contact-layout { grid-template-columns: 1fr; gap: 48px; }
  .contact-sidebar { position: static; }
  .contact-form-wrap { padding: 32px; }
}
@media (max-width: 560px) {
  .form-row { grid-template-columns: 1fr; }
  .contact-form-wrap { padding: 24px; }
  .form-footer { flex-direction: column; align-items: flex-start; }
  .form-submit { width: 100%; }
}

/* ─── RESPONSIVE ─────────────────────────────────── */
@media (max-width: 1024px) {
  .intro-grid { grid-template-columns: 1fr; gap: 56px; }
  .intro-stats { grid-template-columns: repeat(3, 1fr); }
  .cta-inner { grid-template-columns: 1fr; gap: 40px; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 40px; }
  .feat-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  :root { --pad: 24px; }
  .nav { display: none; }
  .hamburger { display: flex; }
  .hero-foot { flex-direction: column; align-items: flex-start; gap: 28px; }
  .hero-actions { flex-direction: row; gap: 12px; }
  .hero-headline { font-size: clamp(52px, 11vw, 80px); }
  .page-hero { padding: 100px var(--pad) 56px; }
  .page-hero-inner h1 { font-size: clamp(36px, 9vw, 56px); }
  .project-detail-grid { grid-template-columns: 1fr; gap: 40px; }
  .feat-projects-head, .services-head { flex-direction: column; gap: 20px; align-items: flex-start; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .project-page-nav { grid-template-columns: 1fr; gap: 12px; }
  .cta-strip-inner { flex-direction: column; gap: 24px; align-items: flex-start; }
}
@media (max-width: 480px) {
  .intro-stats { grid-template-columns: 1fr 1fr; }
  .hero-actions { flex-direction: column; }
  .btn { width: 100%; text-align: center; justify-content: center; }
  .hero-actions .btn { width: auto; }
  .filter-bar { gap: 6px; }
  .project-related-tags { gap: 6px; }
}

/* ── Related Services Block (project detail pages) ── */
.project-related-services {
  margin: 40px 0 36px;
  padding: 28px 32px;
  background: var(--off-white);
  border: 1px solid var(--border-l);
  border-radius: 4px;
}
.project-related-label {
  font-family: var(--font-m);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 14px;
}
.project-related-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.project-related-tag {
  display: inline-block;
  font-family: var(--font-m);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--text-mid);
  background: var(--white);
  border: 1px solid var(--border-l);
  border-radius: 3px;
  padding: 6px 12px;
  text-decoration: none;
  transition: border-color 0.18s, color 0.18s, background 0.18s;
}
.project-related-tag:hover {
  border-color: var(--blue);
  color: var(--blue);
  background: rgba(204,0,0,0.04);
}

/* ── CTA Strip (projects page) ── */
.cta-strip {
  background: var(--text);
  padding: 64px 0;
}
.cta-strip-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.cta-strip-label {
  font-family: var(--font-m);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  margin-bottom: 10px;
}
.cta-strip-heading {
  font-size: clamp(22px, 3vw, 30px);
  color: var(--white);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0;
}
.btn-white {
  background: var(--white);
  color: var(--text);
  border: 1.5px solid var(--white);
  flex-shrink: 0;
}
.btn-white:hover {
  background: transparent;
  color: var(--white);
}

/* ── ABOUT PAGE ─────────────────────────────────────────────── */
.about-section { background: var(--off-white); padding: 80px 0 120px; }
.about-grid { display: grid; grid-template-columns: 1fr 1.6fr; gap: 80px; align-items: start; }
.about-sidebar { padding-top: 8px; }
.about-sidebar-block { padding: 16px 0; border-top: 1px solid var(--border-l); }
.about-sidebar-block:last-child { border-bottom: 1px solid var(--border-l); }
.about-sidebar-label { font-family: var(--font-m); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 6px; }
.about-sidebar-value { font-size: 14px; color: var(--text); font-weight: 500; line-height: 1.7; }
.about-body-text { font-size: 17px; color: var(--text-mid); line-height: 1.85; font-weight: 300; }
.about-body-text + .about-body-text { margin-top: 20px; }
.about-section-title { font-family: var(--font-d); font-size: clamp(28px, 3.5vw, 42px); font-weight: 700; color: var(--text); letter-spacing: -0.03em; line-height: 1.1; margin-bottom: 28px; }
.about-dark { background: var(--black); padding: 100px 0; }
.about-dark .about-section-title { color: var(--white); }
.about-dark .about-body-text { color: rgba(255,255,255,0.6); }
.ce-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 32px; }
.ce-tag { font-family: var(--font-m); font-size: 11px; letter-spacing: 0.06em; color: rgba(255,255,255,0.7); background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.12); border-radius: 3px; padding: 8px 14px; }
.divider { height: 1px; background: var(--border-l); margin: 60px 0; }
@media (max-width: 768px) { .about-grid { grid-template-columns: 1fr; gap: 40px; } }

/* ── CONTACT PAGE ───────────────────────────────────────────── */
.contact-section { background: var(--off-white); padding: 80px 0 120px; }
.contact-layout { display: grid; grid-template-columns: 340px 1fr; gap: 80px; align-items: start; }
.contact-sidebar { position: sticky; top: calc(var(--header-h) + 32px); }
.contact-sidebar-block { padding: 18px 0; border-top: 1px solid var(--border-l); }
.contact-sidebar-block:last-child { border-bottom: 1px solid var(--border-l); }
.contact-sidebar-label { font-family: var(--font-m); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 6px; }
.contact-sidebar-value { font-size: 14px; color: var(--text); font-weight: 500; line-height: 1.7; }
.contact-sidebar-value a { color: var(--blue); }
.contact-form-wrap { background: var(--white); border: 1px solid var(--off-white-2); border-radius: 4px; padding: 48px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
.form-group { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.form-row .form-group { margin-bottom: 0; }
.form-label { font-family: var(--font-m); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-mid); }
.form-required { color: var(--blue); }
.form-input { font-family: var(--font-b); font-size: 15px; color: var(--text); background: var(--off-white); border: 1px solid var(--off-white-2); border-radius: 3px; padding: 12px 14px; width: 100%; transition: border-color 200ms, box-shadow 200ms; outline: none; -webkit-appearance: none; appearance: none; }
.form-input:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(204,0,0,0.08); background: var(--white); }
.form-input::placeholder { color: var(--text-muted); }
.form-select { background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23999' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 36px; cursor: pointer; }
.form-textarea { min-height: 140px; resize: vertical; line-height: 1.65; font-family: var(--font-b); }
.form-radio-group { display: flex; gap: 24px; flex-wrap: wrap; padding-top: 4px; }
.form-radio-label { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--text-mid); cursor: pointer; }
.form-radio-label input[type="radio"] { position: absolute; opacity: 0; width: 0; height: 0; }
.form-radio-mark { width: 18px; height: 18px; border-radius: 50%; border: 2px solid var(--off-white-2); background: var(--off-white); flex-shrink: 0; transition: border-color 200ms; position: relative; }
.form-radio-mark::after { content: ''; position: absolute; inset: 3px; border-radius: 50%; background: var(--blue); opacity: 0; transition: opacity 200ms; }
.form-radio-label input[type="radio"]:checked + .form-radio-mark { border-color: var(--blue); }
.form-radio-label input[type="radio"]:checked + .form-radio-mark::after { opacity: 1; }
.form-footer { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-top: 24px; border-top: 1px solid var(--off-white-2); margin-top: 8px; flex-wrap: wrap; }
.form-note { font-family: var(--font-m); font-size: 11px; color: var(--text-muted); line-height: 1.6; max-width: 280px; }
.form-submit { display: flex; align-items: center; gap: 10px; min-width: 148px; justify-content: center; position: relative; }
.form-submit-spinner { display: none; width: 16px; height: 16px; border: 2px solid rgba(255,255,255,0.35); border-top-color: white; border-radius: 50%; animation: spin 0.7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.form-submit.loading .form-submit-text { opacity: 0.5; }
.form-submit.loading .form-submit-spinner { display: block; }
.form-submit:disabled { opacity: 0.65; cursor: not-allowed; }
.form-success, .form-error { display: flex; align-items: flex-start; gap: 14px; padding: 20px; border-radius: 4px; margin-top: 20px; }
.form-success { background: rgba(16,122,58,0.07); border: 1px solid rgba(16,122,58,0.2); color: #155232; }
.form-error { background: rgba(204,0,0,0.06); border: 1px solid rgba(204,0,0,0.2); color: #7a1010; }
.form-success strong, .form-error strong { display: block; font-size: 14px; margin-bottom: 3px; }
.form-success p, .form-error p { font-size: 13px; line-height: 1.55; margin: 0; }
.form-error a { color: var(--blue); }
.form-input.invalid { border-color: var(--blue); }
@media (max-width: 900px) { .contact-layout { grid-template-columns: 1fr; gap: 48px; } .contact-sidebar { position: static; } .contact-form-wrap { padding: 32px; } }
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } .contact-form-wrap { padding: 24px; } .form-footer { flex-direction: column; align-items: flex-start; } .form-submit { width: 100%; } }