/* ============================================================
   RP-CNC — Custom CNC Machining Service Site
   Palette: deep navy base + metallic blue accent + orange highlight
   ============================================================ */

:root {
  --navy-900: #0a1020;
  --navy-800: #101a30;
  --navy-700: #16233f;
  --navy-600: #1e3055;
  --blue: #2f7cf6;
  --blue-bright: #4d9bff;
  --steel: #8fa7c8;
  --text: #e8eef8;
  --muted: #a9b8cf;
  --orange: #f59a23;
  --orange-dark: #e0840f;
  --line: rgba(255, 255, 255, 0.09);
  --radius: 10px;
  --shadow: 0 18px 44px rgba(3, 8, 20, 0.5);
  --font: "Segoe UI", "Helvetica Neue", Arial, "PingFang SC", sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--navy-900);
  color: var(--text);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: var(--blue-bright); text-decoration: none; }
a:hover { color: var(--orange); }

.container { width: min(1180px, 92%); margin: 0 auto; }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in-view { opacity: 1; transform: none; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 12px 26px;
  border-radius: 6px;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: .3px;
  transition: all .25s ease;
  border: 2px solid transparent;
  cursor: pointer;
  text-align: center;
}
.btn-primary { background: linear-gradient(135deg, var(--blue), var(--blue-bright)); color: #fff; border-color: transparent; }
.btn-primary:hover { background: linear-gradient(135deg, var(--orange-dark), var(--orange)); color: #fff; transform: translateY(-2px); box-shadow: 0 10px 24px rgba(245,154,35,.25); }
.btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.45); }
.btn-ghost:hover { border-color: var(--orange); color: var(--orange); }
.btn-outline { background: transparent; color: var(--blue-bright); border-color: rgba(77,155,255,.5); }
.btn-outline:hover { background: var(--blue); color: #fff; border-color: var(--blue); }
.btn-lg { padding: 15px 34px; font-size: 16px; }
.btn-block { width: 100%; }

/* ============================================================
   Top bar
   ============================================================ */
.topbar { background: var(--navy-800); border-bottom: 1px solid var(--line); font-size: 13px; }
.topbar-inner { display: flex; justify-content: space-between; align-items: center; min-height: 40px; flex-wrap: wrap; }
.topbar-contact { display: flex; align-items: center; gap: 10px; color: var(--muted); }
.topbar-item { color: var(--muted); }
.topbar-sep { color: rgba(255,255,255,.25); }
.topbar-social { display: flex; gap: 8px; }
.social-icon {
  width: 26px; height: 26px; display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid rgba(255,255,255,.22); border-radius: 50%; color: var(--muted);
  font-size: 11px; font-weight: 700; position: relative;
}
.social-icon:hover { border-color: var(--orange); color: var(--orange); }
.social-icon[data-tip]:hover::after {
  content: attr(data-tip); position: absolute; bottom: 130%; left: 50%; transform: translateX(-50%);
  background: var(--navy-600); color: #fff; font-size: 11px; padding: 3px 8px; border-radius: 4px; white-space: nowrap;
}

/* ============================================================
   Header / Nav
   ============================================================ */
.header { position: sticky; top: 0; z-index: 100; background: rgba(10,16,32,.92); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); transition: box-shadow .3s ease, background .3s ease; }
.header.scrolled { background: rgba(8,12,26,.97); box-shadow: 0 10px 30px rgba(0,0,0,.4); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; min-height: 76px; gap: 20px; }
.brand { display: flex; flex-direction: column; line-height: 1.1; }
.brand-logo { font-size: 26px; font-weight: 900; color: #fff; letter-spacing: .5px; }
.brand-accent { color: var(--orange); }
.brand-sub { font-size: 11px; letter-spacing: 1.6px; color: var(--muted); text-transform: uppercase; margin-top: 2px; }
.nav { display: flex; align-items: center; gap: 26px; }
.nav-link { color: var(--text); font-weight: 600; font-size: 15px; position: relative; padding: 8px 0; }
.nav-link:hover, .nav-link.active { color: var(--orange); }
.nav-link.active::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--orange); }
.caret { font-size: 10px; margin-left: 4px; }
.nav-cta { padding: 10px 20px; }
.nav-dropdown { position: relative; }
.dropdown-menu {
  position: absolute; top: 100%; left: 0; min-width: 220px; background: var(--navy-800);
  border: 1px solid var(--line); border-radius: 8px; padding: 8px 0; opacity: 0; visibility: hidden;
  transform: translateY(8px); transition: all .22s ease; box-shadow: var(--shadow);
}
.nav-dropdown:hover .dropdown-menu { opacity: 1; visibility: visible; transform: none; }
.dropdown-link { display: block; padding: 9px 18px; color: var(--text); font-size: 14px; }
.dropdown-link:hover { background: var(--navy-700); color: var(--orange); }
.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 6px; }
.hamburger span { width: 26px; height: 2px; background: #fff; border-radius: 2px; }

/* ---------- Flash ---------- */
.flash { padding: 13px 18px; border-radius: 8px; margin-bottom: 12px; font-weight: 600; font-size: 14px; }
.flash-success { background: rgba(46,170,120,.16); color: #56d3a1; border: 1px solid rgba(46,170,120,.4); }
.flash-error { background: rgba(225,64,64,.16); color: #ff8383; border: 1px solid rgba(225,64,64,.4); }

/* ============================================================
   Section scaffolding
   ============================================================ */
.section { padding: 86px 0; }
.section-head { text-align: center; max-width: 760px; margin: 0 auto 52px; }
.section-kicker {
  display: inline-block; text-transform: uppercase; letter-spacing: 3px; font-size: 12.5px; font-weight: 800;
  color: var(--orange); margin-bottom: 12px;
}
.section-title { font-size: clamp(26px, 3.4vw, 40px); font-weight: 800; line-height: 1.25; color: #fff; }
.section-text { color: var(--muted); margin-bottom: 18px; }
.section-cta { text-align: center; margin-top: 46px; display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ============================================================
   Hero
   ============================================================ */
.hero {
  position: relative; background: radial-gradient(1200px 500px at 20% -10%, rgba(47,124,246,.28), transparent 60%),
    radial-gradient(900px 420px at 85% 10%, rgba(245,154,35,.14), transparent 55%), var(--navy-900);
  padding: 96px 0 130px; overflow: hidden;
}
.hero-inner { position: relative; z-index: 2; max-width: 860px; }
.hero-badge {
  display: inline-block; padding: 7px 18px; border: 1px solid rgba(77,155,255,.4); border-radius: 30px;
  color: var(--blue-bright); font-size: 13px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase;
  background: rgba(47,124,246,.1); margin-bottom: 26px;
}
.hero-title { font-size: clamp(30px, 4.6vw, 54px); font-weight: 900; line-height: 1.18; color: #fff; margin-bottom: 22px; }
.hero-sub { font-size: clamp(16px, 1.8vw, 19px); color: var(--muted); max-width: 640px; margin-bottom: 22px; }
.hero-cert { color: var(--steel); font-size: 13.5px; letter-spacing: 1.4px; margin-bottom: 30px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-wave {
  position: absolute; left: 0; right: 0; bottom: -2px; height: 110px;
  background: radial-gradient(260px 70px at 30% 20%, rgba(245,154,35,.25), transparent 55%);
}
.hero-wave::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent, var(--navy-900)); }

/* ---------- Who we are ---------- */
.who { background: var(--navy-900); }
.who-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 60px; align-items: center; }
.visual-panel {
  position: relative; min-height: 380px; border-radius: 16px; border: 1px solid var(--line);
  background: radial-gradient(420px 300px at 30% 20%, rgba(47,124,246,.3), transparent 60%), var(--navy-800);
  display: flex; flex-direction: column; justify-content: center; gap: 14px; padding: 40px; overflow: hidden;
}
.visual-panel::before {
  content: ""; position: absolute; inset: 12%; border: 1px dashed rgba(143,167,200,.25); border-radius: 12px;
}
.visual-label {
  position: relative; background: var(--navy-700); border: 1px solid var(--line); padding: 13px 20px;
  border-radius: 8px; font-weight: 700; font-size: 15px; color: #dce7f5; display: inline-block; width: fit-content;
  box-shadow: 0 8px 20px rgba(0,0,0,.3);
}
.visual-label:nth-child(odd) { align-self: flex-start; }
.visual-label:nth-child(even) { align-self: flex-end; color: var(--orange); }

/* ---------- Stats ---------- */
.stats { background: linear-gradient(135deg, var(--navy-800), var(--navy-700)); border-block: 1px solid var(--line); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; padding: 52px 0; }
.stat { text-align: center; }
.stat-num { font-size: 44px; font-weight: 900; color: #fff; }
.stat-num span { color: var(--orange); }
.stat-label { color: var(--muted); text-transform: uppercase; letter-spacing: 1.6px; font-size: 12.5px; margin-top: 4px; }

/* ---------- Why we are different ---------- */
.why { background: var(--navy-900); }
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.feature-card {
  background: linear-gradient(160deg, var(--navy-800), var(--navy-700)); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 30px 26px; transition: transform .3s ease, border-color .3s ease;
}
.feature-card:hover { transform: translateY(-6px); border-color: rgba(247,154,35,.5); }
.feature-icon, .service-icon {
  width: 56px; height: 56px; border-radius: 12px; margin-bottom: 18px;
  background: linear-gradient(135deg, var(--blue), var(--navy-600)); display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 800; font-size: 13px; border: 1px solid rgba(77,155,255,.4);
}
.feature-title { font-size: 20px; color: #fff; margin-bottom: 12px; }
.feature-text { color: var(--muted); font-size: 14.5px; }

/* ---------- Capabilities ---------- */
.capabilities { background: var(--navy-800); }
.service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.service-card {
  background: var(--navy-900); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 22px;
  transition: transform .3s ease, border-color .3s ease;
}
.service-card:hover { transform: translateY(-6px); border-color: rgba(77,155,255,.55); }
.service-title { font-size: 17px; color: #fff; margin-bottom: 10px; }
.service-text { color: var(--muted); font-size: 13.8px; margin-bottom: 14px; }
.service-more { font-size: 13.5px; font-weight: 700; color: var(--blue-bright); }

/* ---------- Categories ---------- */
.categories { background: var(--navy-900); }
.category-grid { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 190px; gap: 22px; }
.category-card {
  position: relative; border-radius: var(--radius); display: flex; flex-direction: column; justify-content: flex-end;
  padding: 22px; overflow: hidden; border: 1px solid var(--line); transition: transform .3s ease;
}
.category-card:hover { transform: translateY(-5px); }
.category-card::before {
  content: ""; position: absolute; inset: 0; opacity: .85; z-index: 0;
  background: radial-gradient(320px 180px at 20% 10%, rgba(47,124,246,.5), transparent 60%), var(--navy-700);
}
.category-aluminum::before { background: radial-gradient(320px 180px at 20% 10%, rgba(190,199,212,.5), transparent 60%), var(--navy-700); }
.category-steel::before { background: radial-gradient(320px 180px at 20% 10%, rgba(143,167,200,.55), transparent 60%), var(--navy-700); }
.category-brass::before { background: radial-gradient(320px 180px at 20% 10%, rgba(231,183,84,.5), transparent 60%), var(--navy-700); }
.category-copper::before { background: radial-gradient(320px 180px at 20% 10%, rgba(203,110,73,.55), transparent 60%), var(--navy-700); }
.category-name { position: relative; z-index: 1; color: #fff; font-weight: 800; font-size: 17px; }
.category-more { position: relative; z-index: 1; color: var(--orange); font-size: 13px; margin-top: 6px; }

/* ---------- Process ---------- */
.process { background: var(--navy-800); border-block: 1px solid var(--line); }
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.process-step { position: relative; background: var(--navy-900); border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 24px; }
.step-num {
  position: absolute; top: -22px; left: 22px; width: 46px; height: 46px; border-radius: 50%;
  background: linear-gradient(135deg, var(--orange), var(--orange-dark)); color: #fff; font-weight: 900;
  display: flex; align-items: center; justify-content: center; font-size: 17px; box-shadow: 0 8px 20px rgba(245,154,35,.4);
}
.step-title { color: #fff; font-size: 18px; margin: 12px 0 8px; }
.step-text { color: var(--muted); font-size: 14px; }

/* ---------- Factory teaser ---------- */
.factory-teaser { background: var(--navy-900); }
.factory-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.factory-panel {
  position: relative; min-height: 360px; border-radius: 16px; border: 1px solid var(--line); overflow: hidden;
  background:
    linear-gradient(90deg, transparent 0 8%, rgba(255,255,255,.05) 8% 16%, transparent 16% 24%, rgba(255,255,255,.05) 24% 32%, transparent 32% 40%, rgba(255,255,255,.05) 40% 48%, transparent 48% 62%, rgba(255,255,255,.05) 62% 78%, transparent 78%),
    linear-gradient(0deg, transparent, rgba(47,124,246,.28)), var(--navy-800);
  display: flex; flex-direction: column; justify-content: flex-end; padding: 30px; gap: 8px;
}
.factory-badge {
  position: absolute; top: 22px; right: 22px; background: var(--orange); color: #fff; font-weight: 900;
  padding: 8px 16px; border-radius: 6px; font-size: 14px; box-shadow: 0 8px 20px rgba(245,154,35,.4);
}
.factory-caption { color: #dfe8f5; font-size: 14px; font-weight: 600; }

/* ---------- Partners ---------- */
.partners { background: var(--navy-800); }
.partner-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.partner-logo {
  border: 1px dashed rgba(143,167,200,.35); border-radius: 10px; padding: 24px; text-align: center;
  background: rgba(16,26,48,.6); transition: border-color .3s ease;
}
.partner-logo:hover { border-color: var(--orange); }
.logo-name { display: block; font-weight: 900; font-size: 24px; color: #fff; letter-spacing: 2px; }
.logo-desc { display: block; color: var(--muted); font-size: 12.5px; margin-top: 6px; }

/* ---------- CTA band ---------- */
.cta-band { background: linear-gradient(135deg, var(--blue), var(--navy-600)); padding: 60px 0; }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
.cta-title { font-size: clamp(24px, 3vw, 34px); font-weight: 800; color: #fff; }
.cta-sub { color: rgba(255,255,255,.85); margin-top: 6px; }

/* ============================================================
   Page hero (inner pages)
   ============================================================ */
.page-hero {
  background: radial-gradient(1000px 420px at 15% 0%, rgba(47,124,246,.3), transparent 55%), var(--navy-900);
  border-bottom: 1px solid var(--line); padding: 80px 0 64px; text-align: center;
}
.page-hero-inner { max-width: 820px; margin: 0 auto; }
.page-title { font-size: clamp(28px, 4vw, 46px); font-weight: 900; color: #fff; line-height: 1.2; margin-bottom: 14px; }
.page-subtitle { color: var(--muted); font-size: 17px; }

/* ---------- About ---------- */
.about-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; }
.about-visual .factory-panel { min-height: 340px; }
.about-points { list-style: none; margin-top: 10px; }
.about-points li { position: relative; padding-left: 26px; color: var(--muted); margin-bottom: 10px; }
.about-points li::before { content: "✓"; position: absolute; left: 0; color: var(--orange); font-weight: 900; }

/* ---------- Quality ---------- */
.quality-lead { max-width: 900px; margin: 0 auto 50px; text-align: center; }
.quality-policy { text-align: center; margin-bottom: 60px; }
.policy-grid { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-top: 18px; }
.policy-chip {
  border: 1px solid rgba(77,155,255,.45); background: rgba(47,124,246,.12); color: var(--blue-bright);
  padding: 10px 22px; border-radius: 30px; font-weight: 700; font-size: 14px;
}
.quality-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }
.quality-block { background: var(--navy-800); border: 1px solid var(--line); border-radius: var(--radius); padding: 32px; }
.cert-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.cert-card {
  background: var(--navy-800); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 22px; text-align: center;
}
.cert-code { font-weight: 900; font-size: 20px; color: var(--orange); margin-bottom: 8px; }
.cert-desc { color: var(--muted); font-size: 13.5px; }

/* ---------- Contact cards ---------- */
.contact-card {
  background: var(--navy-800); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; text-align: center;
}
.contact-icon {
  width: 52px; height: 52px; margin: 0 auto 14px; border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--navy-600)); color: #fff; font-weight: 900; font-size: 11px;
  display: flex; align-items: center; justify-content: center; letter-spacing: 1px; border: 1px solid rgba(77,155,255,.4);
}
.contact-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.contact-title { color: #fff; font-size: 16px; margin-bottom: 8px; }
.contact-value { color: var(--orange); font-weight: 700; font-size: 15px; word-break: break-word; }
.contact-note { color: var(--muted); font-size: 13px; margin-top: 6px; }

/* ---------- Forms ---------- */
.form-card {
  background: linear-gradient(160deg, var(--navy-800), var(--navy-700)); border: 1px solid var(--line);
  border-radius: 14px; padding: 34px 30px; box-shadow: var(--shadow);
}
.form-title { color: #fff; font-size: 23px; font-weight: 800; margin-bottom: 8px; }
.form-note { color: var(--muted); font-size: 13.5px; margin-bottom: 20px; }
.site-form .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; color: #cdd9ea; font-size: 13.5px; font-weight: 600; margin-bottom: 7px; }
.form-group input, .form-group textarea {
  width: 100%; background: var(--navy-900); border: 1px solid rgba(255,255,255,.15); border-radius: 8px;
  padding: 12px 14px; color: #fff; font-size: 14.5px; font-family: inherit; transition: border-color .25s ease;
}
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--blue-bright); box-shadow: 0 0 0 3px rgba(47,124,246,.18); }
.form-group textarea { resize: vertical; }

/* ---------- Visit ---------- */
.visit-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: start; }
.visit-stats { border: 0; border-radius: var(--radius); margin-top: 26px; padding: 20px; }
.visit-stats .stat { text-align: left; }
.visit-contact { padding-top: 20px; }

/* ---------- Contact layout ---------- */
.contact-layout { display: grid; grid-template-columns: 1fr 1.15fr; gap: 46px; align-items: start; }
.contact-info .contact-cards { grid-template-columns: 1fr; gap: 16px; }
.contact-tips { margin-top: 26px; background: var(--navy-800); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; }
.tip-list { margin: 12px 0 0 18px; color: var(--muted); font-size: 14px; }
.tip-list li { margin-bottom: 10px; }
.map-placeholder {
  border: 1px dashed rgba(143,167,200,.4); border-radius: var(--radius); min-height: 320px;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px;
  background: var(--navy-800);
}
.map-pin {
  width: 56px; height: 56px; border-radius: 50%; background: var(--orange); color: #fff; font-weight: 900;
  display: flex; align-items: center; justify-content: center; font-size: 11px; letter-spacing: 1px;
}
.map-text { color: #dce7f5; font-weight: 700; }

/* ---------- Quote ---------- */
.quote-layout { display: grid; grid-template-columns: 1.25fr .75fr; gap: 46px; align-items: start; }
.quote-info { display: grid; gap: 20px; align-content: start; }
.quote-steps { background: var(--navy-800); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; }
.industries { background: var(--navy-800); border-top: 1px solid var(--line); }
.industry-grid { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.industry-chip {
  border: 1px solid rgba(77,155,255,.4); background: rgba(47,124,246,.1); color: var(--blue-bright);
  padding: 11px 24px; border-radius: 30px; font-weight: 700; font-size: 14px; transition: all .25s ease;
}
.industry-chip:hover { background: var(--orange); color: #fff; border-color: var(--orange); }

/* ---------- FAQ ---------- */
.faq-wrap { display: grid; grid-template-columns: 1.2fr .8fr; gap: 44px; align-items: start; }
.faq-list { display: grid; gap: 14px; }
.faq-item { background: var(--navy-800); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.faq-question {
  width: 100%; background: none; border: 0; color: #fff; text-align: left; font-weight: 700; font-size: 16px;
  padding: 18px 20px; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 12px; font-family: inherit;
}
.faq-question:hover { color: var(--orange); }
.faq-toggle { color: var(--orange); font-size: 22px; font-weight: 700; transition: transform .3s ease; }
.faq-item.open .faq-toggle { transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height .35s ease; }
.faq-answer p { padding: 0 20px 18px; color: var(--muted); font-size: 14.5px; }
.faq-help { background: var(--navy-800); border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; }
.faq-help .btn { margin-top: 12px; }

/* ---------- Legal pages ---------- */
.legal { max-width: 880px; margin: 0 auto; }
.legal-block { margin-bottom: 34px; }
.legal-h { color: var(--orange); font-size: 19px; margin-bottom: 10px; }

/* ---------- Admin ---------- */
.admin-head { text-align: center; padding: 56px 0 16px; }
.admin-tabs { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 26px; }
.admin-tab {
  background: var(--navy-800); border: 1px solid var(--line); color: var(--text); padding: 10px 20px;
  border-radius: 30px; cursor: pointer; font-weight: 700; font-size: 13.5px; font-family: inherit; transition: all .25s ease;
}
.admin-tab:hover { border-color: var(--blue-bright); }
.admin-tab.active { background: linear-gradient(135deg, var(--blue), var(--blue-bright)); color: #fff; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); }
.admin-table { width: 100%; border-collapse: collapse; font-size: 13.5px; min-width: 860px; }
.admin-table th { background: var(--navy-800); color: var(--orange); text-align: left; padding: 12px 14px; font-size: 12.5px; text-transform: uppercase; letter-spacing: .6px; }
.admin-table td { padding: 11px 14px; border-top: 1px solid var(--line); color: var(--muted); }
.admin-table tr:hover td { background: rgba(47,124,246,.06); }
.cell-preview { max-width: 260px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.empty-note { color: var(--muted); padding: 24px; text-align: center; border: 1px dashed rgba(143,167,200,.3); border-radius: var(--radius); }

/* ============================================================
   Footer
   ============================================================ */
.footer { background: var(--navy-950, #080d1a); border-top: 1px solid var(--line); padding-top: 64px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 48px; }
.footer-brand { margin-bottom: 14px; }
.footer-about { color: var(--muted); font-size: 14px; }
.footer-title { color: #fff; font-size: 15px; text-transform: uppercase; letter-spacing: 1.2px; margin-bottom: 16px; }
.footer-list { list-style: none; }
.footer-list li { margin-bottom: 10px; color: var(--muted); font-size: 14px; }
.footer-list a { color: var(--muted); }
.footer-list a:hover { color: var(--orange); }
.footer-note { color: var(--muted); font-size: 13.5px; margin-bottom: 14px; }
.newsletter-form { display: flex; gap: 8px; flex-wrap: wrap; }
.newsletter-form input {
  flex: 1 1 180px; background: var(--navy-900); border: 1px solid rgba(255,255,255,.15); border-radius: 6px;
  padding: 11px 14px; color: #fff; font-size: 14px; min-width: 0;
}
.newsletter-form input:focus { outline: none; border-color: var(--blue-bright); }
.footer-bottom { border-top: 1px solid var(--line); padding: 20px 0; }
.footer-bottom-inner { display: flex; justify-content: space-between; align-items: center; gap: 14px; flex-wrap: wrap; color: var(--muted); font-size: 13px; }
.footer-links a { color: var(--muted); margin-left: 18px; }
.footer-links a:hover { color: var(--orange); }

/* ---------- Back to top ---------- */
.back-to-top {
  position: fixed; right: 26px; bottom: 26px; z-index: 90; background: var(--navy-700); color: #fff;
  border: 1px solid rgba(77,155,255,.4); border-radius: 10px; padding: 12px 16px; cursor: pointer;
  display: flex; flex-direction: column; align-items: center; gap: 2px; font-size: 12px;
  opacity: 0; visibility: hidden; transform: translateY(12px); transition: all .3s ease; font-family: inherit;
}
.back-to-top.show { opacity: 1; visibility: visible; transform: none; }
.back-to-top:hover { background: var(--orange); border-color: var(--orange); }
.arrow { font-size: 18px; font-weight: 900; }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1020px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .category-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); gap: 34px; }
  .who-grid, .factory-grid, .about-grid, .visit-grid, .contact-layout, .quote-layout { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .cert-grid { grid-template-columns: repeat(2, 1fr); }
  .quality-grid { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .nav { position: fixed; inset: 0 0 0 auto; width: min(320px, 84%); background: var(--navy-800); flex-direction: column;
    align-items: stretch; justify-content: flex-start; gap: 0; padding: 90px 24px 30px; z-index: 99;
    transform: translateX(100%); transition: transform .3s ease; border-left: 1px solid var(--line); }
  .nav.open { transform: none; }
  .nav-link, .dropdown-link { display: block; padding: 14px 0; border-bottom: 1px solid var(--line); }
  .nav-dropdown:hover .dropdown-menu { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: 0; padding: 0 0 6px 14px; }
  .hamburger { display: flex; }
}

@media (max-width: 600px) {
  .section { padding: 60px 0; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .card-grid, .service-grid, .process-grid, .partner-grid { grid-template-columns: 1fr; }
  .category-grid { grid-template-columns: 1fr; grid-auto-rows: 160px; }
  .footer-grid { grid-template-columns: 1fr; }
  .cert-grid { grid-template-columns: 1fr; }
  .contact-cards { grid-template-columns: 1fr; }
  .site-form .form-row { grid-template-columns: 1fr; }
  .hero { padding: 66px 0 100px; }
}