/* ═══════════════════════════════════════════════════════════
   MechArmenia — Industrial Steel · Dark Premium Design
   ═══════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+Armenian:wght@300;400;500;600;700;800;900&family=Orbitron:wght@400;600;700;900&family=Space+Mono:wght@400;700&display=swap');

/* ── Variables ── */
:root {
  --bg:          #080c12;
  --bg2:         #0e1420;
  --surface:     #131928;
  --card:        #182030;
  --border:      #1e2a3d;
  --border2:     #253347;
  --accent:      #ff6b00;
  --accent2:     #ff9500;
  --accent3:     #ffbb33;
  --blue:        #3d9bff;
  --cyan:        #00d4e8;
  --green:       #00e676;
  --red:         #ff3b30;
  --yellow:      #ffd600;
  --text:        #dde6f0;
  --text2:       #8a9bb8;
  --heading:     #f0f6ff;
  --r:           6px;
  --r-lg:        14px;
  --r-xl:        22px;
  --shadow:      0 8px 32px rgba(0,0,0,.6);
  --shadow-card: 0 4px 16px rgba(0,0,0,.4);
  --glow:        0 0 24px rgba(255,107,0,.25);
  --trans:       .2s ease;
  --header-h:    70px;
  --topbar-h:    36px;
  --font:        'Noto Sans Armenian', 'Orbitron', sans-serif;
  --font-mono:   'Space Mono', monospace;
  --font-head:   'Orbitron', 'Noto Sans Armenian', sans-serif;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 15px; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  min-height: 100vh;
  display: flex; flex-direction: column;
  background-image:
    radial-gradient(ellipse 80% 40% at 50% -20%, rgba(255,107,0,.08) 0%, transparent 70%),
    radial-gradient(ellipse 60% 30% at 80% 80%, rgba(61,155,255,.05) 0%, transparent 60%);
}
a { color: var(--accent); text-decoration: none; transition: color var(--trans); }
a:hover { color: var(--accent2); }
img { max-width: 100%; display: block; }
ul { list-style: none; }
button { cursor: pointer; font-family: var(--font); }
input, textarea, select {
  font-family: var(--font);
  background: var(--surface);
  border: 1px solid var(--border2);
  color: var(--text);
  border-radius: var(--r);
  padding: 10px 14px;
  font-size: .88rem;
  transition: border-color var(--trans);
  outline: none;
}
input:focus, textarea:focus, select:focus { border-color: var(--accent); }

/* ── Layout ── */
.container { width: 100%; max-width: 1300px; margin: 0 auto; padding: 0 24px; }
#mainContent { flex: 1; padding-top: calc(var(--header-h) + var(--topbar-h) + 24px); padding-bottom: 80px; }

/* ── Topbar ── */
.topbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1100;
  height: var(--topbar-h);
  background: rgba(8,12,18,.95);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center;
}
.topbar-inner {
  display: flex; justify-content: space-between; align-items: center;
  font-size: .72rem; color: var(--text2); letter-spacing: .04em;
}

/* ── Header ── */
.site-header {
  position: fixed; top: var(--topbar-h); left: 0; right: 0; z-index: 1000;
  height: var(--header-h);
  background: rgba(13,20,32,.94);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  height: 100%;
  display: flex; align-items: center; gap: 20px;
}

/* Logo */
.logo {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-head);
  font-size: 1.2rem; font-weight: 700;
  color: var(--heading); letter-spacing: .02em;
  white-space: nowrap;
}
.logo:hover { color: var(--heading); }
.logo strong { color: var(--accent); }
.logo-gear {
  font-size: 1.6rem;
  display: inline-block;
  animation: spin 10s linear infinite;
  filter: drop-shadow(0 0 6px var(--accent));
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Nav */
.main-nav { margin-left: auto; }
.nav-list { display: flex; gap: 2px; align-items: center; flex-wrap: wrap; }
.nav-link {
  color: var(--text2); font-size: .8rem; font-weight: 500;
  padding: 7px 12px; border-radius: var(--r);
  transition: all var(--trans); white-space: nowrap;
  letter-spacing: .02em;
}
.nav-link:hover { color: var(--heading); background: var(--border); }
.nav-link.active {
  color: var(--accent); background: rgba(255,107,0,.1);
  border: 1px solid rgba(255,107,0,.2);
}

/* Burger */
.burger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; padding: 8px; margin-left: auto;
}
.burger span { display: block; width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: all var(--trans); }
.burger.open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ── Flash ── */
.flash {
  position: fixed; top: calc(var(--topbar-h) + var(--header-h) + 12px); left: 50%;
  transform: translateX(-50%); z-index: 9000;
  display: flex; align-items: center; gap: 12px;
  padding: 13px 22px; border-radius: var(--r-lg);
  font-size: .88rem; font-weight: 600;
  box-shadow: var(--shadow); max-width: 500px; width: 90%;
  animation: slideDown .3s ease;
}
@keyframes slideDown { from { opacity:0; transform:translateX(-50%) translateY(-20px); } }
.flash-success { background: rgba(0,230,118,.15); border: 1px solid rgba(0,230,118,.3); color: #86efac; }
.flash-error   { background: rgba(255,59,48,.15);  border: 1px solid rgba(255,59,48,.3);  color: #fca5a5; }
.flash-close { background:none; border:none; color:inherit; font-size:1rem; opacity:.7; }
.flash-close:hover { opacity:1; }

/* ── Hero Section ── */
.hero {
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, var(--bg2) 0%, var(--surface) 50%, var(--bg2) 100%);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 64px 56px;
  margin-bottom: 40px;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: url('https://images.unsplash.com/photo-1565043666747-69f6646db940?w=1600&q=30') center/cover no-repeat;
  opacity: .07; filter: grayscale(1);
}
.hero::after {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent2), var(--accent3));
}
.hero-content { position: relative; z-index: 1; }
.hero-tag {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(255,107,0,.15); color: var(--accent);
  border: 1px solid rgba(255,107,0,.3);
  padding: 4px 14px; border-radius: 20px;
  font-size: .72rem; font-weight: 700; letter-spacing: .08em;
  text-transform: uppercase; margin-bottom: 16px;
}
.hero h1 {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 4vw, 3.2rem);
  font-weight: 900; color: var(--heading);
  line-height: 1.15; margin-bottom: 16px;
  letter-spacing: -.01em;
}
.hero h1 span { color: var(--accent); }
.hero p { font-size: 1rem; color: var(--text2); max-width: 600px; line-height: 1.75; }
.hero-stats {
  display: flex; gap: 40px; margin-top: 32px; flex-wrap: wrap;
}
.hero-stat { text-align: center; }
.hero-stat-num {
  font-family: var(--font-head); font-size: 2.2rem; font-weight: 900;
  color: var(--accent); line-height: 1;
}
.hero-stat-label { font-size: .75rem; color: var(--text2); margin-top: 4px; }

/* ── Section ── */
.section { margin-bottom: 48px; }
.section-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 24px; gap: 16px; flex-wrap: wrap;
}
.section-title {
  font-family: var(--font-head);
  font-size: 1.15rem; font-weight: 700; color: var(--heading);
  display: flex; align-items: center; gap: 10px; letter-spacing: .02em;
}
.section-title::after {
  content: ''; height: 2px; width: 40px;
  background: linear-gradient(90deg, var(--accent), transparent);
  border-radius: 2px; margin-left: 8px;
}

/* ── Cards ── */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 24px;
  box-shadow: var(--shadow-card);
  transition: transform var(--trans), box-shadow var(--trans), border-color var(--trans);
}
.card:hover { transform: translateY(-2px); box-shadow: var(--shadow); border-color: var(--border2); }
.card-title {
  font-size: .95rem; font-weight: 700; color: var(--heading);
  margin-bottom: 18px; padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 8px;
}

/* ── Grid layouts ── */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; }
.grid-auto { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px,1fr)); gap: 20px; }
.grid-auto-sm { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px,1fr)); gap: 16px; }

/* ── Branch Cards ── */
.branch-card {
  position: relative; overflow: hidden;
  border-radius: var(--r-xl);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all .3s ease;
  background: var(--card);
}
.branch-card:hover { transform: translateY(-4px); box-shadow: var(--glow), var(--shadow); border-color: var(--accent); }
.branch-card-img {
  width: 100%; height: 200px; object-fit: cover;
  filter: brightness(.7) saturate(.6);
  transition: filter .4s ease, transform .4s ease;
}
.branch-card:hover .branch-card-img { filter: brightness(.85) saturate(.8); transform: scale(1.04); }
.branch-card-body { padding: 20px; }
.branch-card-title { font-family: var(--font-head); font-size: 1rem; font-weight: 700; color: var(--heading); margin-bottom: 6px; }
.branch-card-desc { font-size: .82rem; color: var(--text2); line-height: 1.65; }
.branch-card-footer {
  padding: 12px 20px 16px;
  display: flex; gap: 8px; flex-wrap: wrap;
}

/* ── Machine Card ── */
.machine-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: all var(--trans);
}
.machine-card:hover { border-color: var(--accent); box-shadow: var(--glow); }
.machine-card img { width: 100%; height: 180px; object-fit: cover; filter: brightness(.8); }
.machine-card-body { padding: 16px; }
.machine-card-name { font-weight: 700; color: var(--heading); margin-bottom: 4px; }
.machine-card-desc { font-size: .8rem; color: var(--text2); }

/* ── Part Card ── */
.part-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: all var(--trans);
  display: flex; flex-direction: column;
}
.part-card:hover { border-color: var(--blue); box-shadow: 0 0 20px rgba(61,155,255,.15); }
.part-card img { width: 100%; height: 140px; object-fit: cover; }
.part-card-body { padding: 14px; flex: 1; }
.part-card-article { font-family: var(--font-mono); font-size: .72rem; color: var(--accent); margin-bottom: 4px; }
.part-card-name { font-weight: 700; color: var(--heading); font-size: .9rem; margin-bottom: 4px; }
.part-card-cat { font-size: .75rem; color: var(--text2); }
.part-card-footer {
  padding: 10px 14px;
  background: var(--card);
  border-top: 1px solid var(--border);
  display: flex; justify-content: space-between; align-items: center;
}
.part-price { font-family: var(--font-mono); font-weight: 700; color: var(--accent); font-size: .88rem; }
.part-stock { font-size: .75rem; color: var(--text2); }

/* ── Stats Grid ── */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px,1fr));
  gap: 16px; margin-bottom: 32px;
}
.stat-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 22px 20px;
  transition: all var(--trans);
  position: relative; overflow: hidden;
}
.stat-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
}
.stat-orange::before { background: linear-gradient(90deg, var(--accent), var(--accent2)); }
.stat-blue::before   { background: linear-gradient(90deg, var(--blue), var(--cyan)); }
.stat-green::before  { background: linear-gradient(90deg, var(--green), #00bcd4); }
.stat-yellow::before { background: linear-gradient(90deg, var(--yellow), var(--accent2)); }
.stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.stat-icon { font-size: 1.6rem; margin-bottom: 8px; }
.stat-num {
  font-family: var(--font-head); font-size: 2rem; font-weight: 900;
  color: var(--heading); line-height: 1;
}
.stat-label { font-size: .74rem; color: var(--text2); margin-top: 4px; letter-spacing: .02em; }

/* ── Tables ── */
.table-wrap { overflow-x: auto; border-radius: var(--r); }
table { width: 100%; border-collapse: collapse; font-size: .86rem; }
thead tr { background: rgba(255,255,255,.03); }
thead th {
  padding: 13px 16px; text-align: left;
  color: var(--text2); font-weight: 600; font-size: .72rem;
  text-transform: uppercase; letter-spacing: .06em;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
tbody tr { border-bottom: 1px solid rgba(30,42,61,.7); transition: background var(--trans); }
tbody tr:hover { background: rgba(255,255,255,.03); }
tbody td { padding: 12px 16px; vertical-align: middle; }
tbody tr:last-child { border-bottom: none; }

/* ── Badges ── */
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 10px; border-radius: 20px;
  font-size: .71rem; font-weight: 700; letter-spacing: .04em;
  white-space: nowrap;
}
.badge-orange { background: rgba(255,107,0,.15); color: var(--accent);  border: 1px solid rgba(255,107,0,.25); }
.badge-blue   { background: rgba(61,155,255,.15); color: var(--blue);   border: 1px solid rgba(61,155,255,.25); }
.badge-green  { background: rgba(0,230,118,.15);  color: var(--green);  border: 1px solid rgba(0,230,118,.25); }
.badge-red    { background: rgba(255,59,48,.15);  color: var(--red);    border: 1px solid rgba(255,59,48,.25); }
.badge-yellow { background: rgba(255,214,0,.15);  color: var(--yellow); border: 1px solid rgba(255,214,0,.25); }
.badge-cyan   { background: rgba(0,212,232,.15);  color: var(--cyan);   border: 1px solid rgba(0,212,232,.25); }
.badge-gray   { background: rgba(138,155,184,.1); color: var(--text2);  border: 1px solid rgba(138,155,184,.2); }
.badge-critical { background:rgba(255,59,48,.2); color:#ff6b6b; border:1px solid rgba(255,59,48,.4); }

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 20px; border-radius: var(--r);
  font-size: .83rem; font-weight: 600; border: none;
  transition: all var(--trans); letter-spacing: .02em;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff; box-shadow: 0 4px 14px rgba(255,107,0,.3);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(255,107,0,.4); color:#fff; }
.btn-secondary { background: var(--border2); color: var(--text); }
.btn-secondary:hover { background: var(--border); color: var(--heading); }
.btn-blue { background: rgba(61,155,255,.2); color: var(--blue); border: 1px solid rgba(61,155,255,.3); }
.btn-blue:hover { background: rgba(61,155,255,.3); color: var(--blue); }
.btn-red  { background: rgba(255,59,48,.15); color: var(--red); border: 1px solid rgba(255,59,48,.3); }
.btn-red:hover { background: rgba(255,59,48,.25); color: var(--red); }
.btn-green { background: rgba(0,230,118,.15); color: var(--green); border: 1px solid rgba(0,230,118,.3); }
.btn-green:hover { background: rgba(0,230,118,.25); color: var(--green); }
.btn-sm { padding: 5px 12px; font-size: .76rem; }
.btn-lg { padding: 12px 28px; font-size: .92rem; }

/* ── Forms ── */
.form-group { margin-bottom: 18px; }
.form-label { display: block; font-size: .78rem; color: var(--text2); margin-bottom: 6px; font-weight: 600; letter-spacing: .03em; }
.form-control { width: 100%; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px,1fr)); gap: 16px; }
.form-section {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 28px; margin-bottom: 24px;
}
.form-section-title {
  font-size: .9rem; font-weight: 700; color: var(--heading);
  margin-bottom: 20px; padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 8px;
}
textarea.form-control { resize: vertical; min-height: 100px; }
select.form-control { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M0 0l6 8 6-8z' fill='%238a9bb8'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 32px; }

/* ── Search bar ── */
.search-bar { display: flex; gap: 10px; margin-bottom: 20px; flex-wrap: wrap; }
.search-bar .form-control { flex: 1; min-width: 180px; }

/* ── Alert boxes ── */
.alert {
  padding: 14px 18px; border-radius: var(--r);
  margin-bottom: 16px; font-size: .86rem;
  display: flex; align-items: flex-start; gap: 10px;
}
.alert-info    { background: rgba(61,155,255,.1); border-left: 3px solid var(--blue); color: #93c5fd; }
.alert-success { background: rgba(0,230,118,.1);  border-left: 3px solid var(--green); color: #86efac; }
.alert-warning { background: rgba(255,214,0,.1);  border-left: 3px solid var(--yellow); color: #fde047; }
.alert-danger  { background: rgba(255,59,48,.1);  border-left: 3px solid var(--red); color: #fca5a5; }

/* ── Pagination ── */
.pagination { display: flex; gap: 6px; justify-content: center; margin-top: 28px; flex-wrap: wrap; }
.page-link {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 36px; height: 36px; padding: 0 8px; border-radius: var(--r);
  background: var(--card); border: 1px solid var(--border);
  font-size: .83rem; color: var(--text2);
  transition: all var(--trans);
}
.page-link:hover { background: var(--border); color: var(--heading); }
.page-link.current { background: var(--accent); color: #fff; border-color: var(--accent); }

/* ── Image lightbox ── */
.img-thumb {
  width: 48px; height: 36px; object-fit: cover;
  border-radius: 4px; cursor: zoom-in; transition: transform var(--trans);
}
.img-thumb:hover { transform: scale(1.1); }

/* ── DB Schema boxes ── */
.schema-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--r-lg); overflow: hidden; font-size: .82rem;
}
.schema-card-head {
  padding: 10px 16px; font-weight: 700; color: #fff;
  display: flex; align-items: center; gap: 8px;
}
.schema-field {
  padding: 7px 16px; border-bottom: 1px solid var(--border);
  display: flex; justify-content: space-between; gap: 12px;
}
.schema-field:last-child { border-bottom: none; }
.field-nm { color: var(--heading); font-weight: 500; }
.field-pk { color: var(--yellow); }
.field-fk { color: var(--blue); }
.field-tp { font-family: var(--font-mono); color: var(--text2); font-size: .73rem; }

/* ── Query buttons ── */
.query-btn {
  background: var(--surface); border: 1px solid var(--border2);
  border-radius: var(--r); padding: 14px 18px;
  color: var(--text); text-align: left;
  transition: all var(--trans); width: 100%;
  display: flex; align-items: center; gap: 10px;
}
.query-btn:hover { border-color: var(--accent); background: rgba(255,107,0,.05); color: var(--heading); }
.query-btn .qicon { font-size: 1.4rem; }
.query-btn .qtitle { font-weight: 700; font-size: .88rem; color: var(--heading); }
.query-btn .qdesc { font-size: .76rem; color: var(--text2); margin-top: 2px; }
.query-result {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r); padding: 20px; margin-top: 16px;
  min-height: 80px;
}
.query-result pre { font-family: var(--font-mono); font-size: .78rem; color: var(--cyan); white-space: pre-wrap; }

/* ── Progress ── */
.progress { background: var(--border); border-radius: 4px; height: 6px; overflow: hidden; }
.progress-bar { height: 100%; border-radius: 4px; transition: width 1.2s ease; }
.prog-orange { background: linear-gradient(90deg, var(--accent), var(--accent2)); }
.prog-blue   { background: linear-gradient(90deg, var(--blue), var(--cyan)); }
.prog-green  { background: linear-gradient(90deg, var(--green), #00bcd4); }

/* ── Profession cards ── */
.prof-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--r-xl); overflow: hidden;
  transition: all var(--trans);
}
.prof-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--border2); }
.prof-card img { width: 100%; height: 200px; object-fit: cover; filter: brightness(.75) saturate(.7); }
.prof-card-body { padding: 22px; }
.prof-title { font-family: var(--font-head); font-size: 1rem; font-weight: 700; color: var(--heading); margin-bottom: 8px; }
.prof-salary { display: inline-block; background: rgba(255,107,0,.1); color: var(--accent); padding: 3px 10px; border-radius: 20px; font-size: .75rem; font-weight: 700; margin-bottom: 10px; }
.prof-desc { font-size: .84rem; color: var(--text2); line-height: 1.7; }

/* ── Factory cards ── */
.factory-card {
  display: flex; gap: 0; background: var(--card);
  border: 1px solid var(--border); border-radius: var(--r-lg); overflow: hidden;
  transition: all var(--trans);
}
.factory-card:hover { border-color: var(--border2); box-shadow: var(--shadow); }
.factory-card img { width: 200px; min-height: 160px; object-fit: cover; flex-shrink: 0; filter: brightness(.8) saturate(.6); }
.factory-body { padding: 20px; flex: 1; }
.factory-name { font-family: var(--font-head); font-size: 1rem; font-weight: 700; color: var(--heading); margin-bottom: 6px; }
.factory-meta { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 10px; font-size: .78rem; color: var(--text2); }
.factory-desc { font-size: .83rem; color: var(--text2); line-height: 1.7; }

/* ── Modal ── */
.modal-overlay {
  display: none; position: fixed; inset: 0; z-index: 2000;
  background: rgba(0,0,0,.75); backdrop-filter: blur(4px);
  align-items: center; justify-content: center;
}
.modal-overlay.open { display: flex; animation: fadeIn .2s ease; }
@keyframes fadeIn { from { opacity: 0; } }
.modal {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: var(--r-xl); padding: 32px;
  width: min(600px, 92vw); max-height: 85vh;
  overflow-y: auto; box-shadow: var(--shadow);
  position: relative; animation: scaleIn .25s ease;
}
@keyframes scaleIn { from { transform: scale(.94); opacity:0; } }
.modal-close {
  position: absolute; top: 16px; right: 16px;
  background: var(--border); border: none; color: var(--text);
  width: 32px; height: 32px; border-radius: 50%; font-size: .9rem;
}
.modal-close:hover { background: var(--accent); color: #fff; }
.modal h3 { font-family: var(--font-head); font-size: 1.1rem; font-weight: 700; color: var(--heading); margin-bottom: 20px; }

/* ── Tabs ── */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 24px; flex-wrap: wrap; }
.tab-btn {
  padding: 9px 16px; background: none; border: none;
  color: var(--text2); font-size: .84rem; font-weight: 600;
  border-bottom: 2px solid transparent; transition: all var(--trans);
  margin-bottom: -1px; letter-spacing: .02em;
}
.tab-btn:hover { color: var(--heading); }
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); }
.tab-content { display: none; }
.tab-content.active { display: block; animation: fadeIn .2s ease; }

/* ── Contact form ── */
.contact-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; }
.contact-info-item { display: flex; gap: 14px; margin-bottom: 24px; align-items: flex-start; }
.contact-icon {
  width: 44px; height: 44px; flex-shrink: 0;
  background: rgba(255,107,0,.1); border: 1px solid rgba(255,107,0,.2);
  border-radius: var(--r); display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
}
.contact-info-text h4 { font-weight: 700; color: var(--heading); margin-bottom: 3px; font-size: .88rem; }
.contact-info-text p { color: var(--text2); font-size: .83rem; }

/* ── Tooltip ── */
[title] { cursor: help; }

/* ── Code block ── */
.code-block {
  background: var(--bg); border: 1px solid var(--border);
  border-radius: var(--r); padding: 16px;
  font-family: var(--font-mono); font-size: .78rem;
  color: var(--cyan); overflow-x: auto;
  white-space: pre;
}

/* ── Utility ── */
.text-muted   { color: var(--text2); }
.text-accent  { color: var(--accent); }
.text-heading { color: var(--heading); }
.text-green   { color: var(--green); }
.text-red     { color: var(--red); }
.text-blue    { color: var(--blue); }
.text-cyan    { color: var(--cyan); }
.text-sm      { font-size: .82rem; }
.text-xs      { font-size: .74rem; }
.fw-bold      { font-weight: 700; }
.fw-900       { font-weight: 900; }
.mono         { font-family: var(--font-mono); }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 40px; }
.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; }
.flex-wrap { flex-wrap: wrap; }
.gap-1 { gap: 6px; }
.gap-2 { gap: 12px; }
.gap-3 { gap: 20px; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.w-full { width: 100%; }

/* ── Footer ── */
.site-footer {
  background: var(--bg2); border-top: 1px solid var(--border);
  padding: 56px 0 28px; margin-top: auto;
}
.footer-grid {
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px;
}
.footer-logo {
  font-family: var(--font-head); font-size: 1.25rem; font-weight: 700;
  color: var(--heading); margin-bottom: 12px;
}
.footer-logo strong { color: var(--accent); }
.site-footer p { color: var(--text2); font-size: .83rem; line-height: 1.7; }
.site-footer h4 { font-size: .85rem; font-weight: 700; color: var(--heading); margin-bottom: 14px; letter-spacing: .04em; text-transform: uppercase; }
.site-footer ul li { margin-bottom: 8px; }
.site-footer ul a { color: var(--text2); font-size: .83rem; transition: color var(--trans); }
.site-footer ul a:hover { color: var(--accent); }
.footer-social { display: flex; gap: 8px; margin-top: 16px; }
.footer-social a {
  width: 34px; height: 34px; border-radius: var(--r);
  background: var(--border); color: var(--text2);
  display: flex; align-items: center; justify-content: center;
  font-size: .8rem; font-weight: 700;
  transition: all var(--trans);
}
.footer-social a:hover { background: var(--accent); color: #fff; }
.footer-bottom {
  border-top: 1px solid var(--border); padding-top: 24px;
  display: flex; justify-content: center;
  color: var(--text2); font-size: .78rem;
}

/* ── RESPONSIVE ── */
@media (max-width: 1100px) {
  .grid-4 { grid-template-columns: repeat(2,1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .factory-card { flex-direction: column; }
  .factory-card img { width: 100%; height: 180px; }
}
@media (max-width: 768px) {
  .burger { display: flex; }
  .main-nav {
    position: fixed; top: calc(var(--topbar-h) + var(--header-h));
    left: 0; right: 0; bottom: 0; overflow-y: auto;
    background: rgba(8,12,18,.98); backdrop-filter: blur(16px);
    padding: 24px; border-top: 1px solid var(--border);
    transform: translateX(100%); transition: transform .3s ease; z-index: 999;
  }
  .main-nav.open { transform: translateX(0); }
  .nav-list { flex-direction: column; gap: 6px; }
  .nav-link { padding: 12px 16px; font-size: .88rem; width: 100%; }
  .hero { padding: 36px 24px; }
  .hero-stats { gap: 24px; }
  .hero-stat-num { font-size: 1.6rem; }
  .stats-row { grid-template-columns: 1fr 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
}
@media (max-width: 480px) {
  .stats-row { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
  .hero h1 { font-size: 1.5rem; }
  .btn-lg { padding: 11px 20px; font-size: .88rem; }
}