/* ============================================================
   JOLUX INDUSTRY CO., LTD. — global stylesheet
   Palette: light gray surfaces + light blue accents (B2B, EU/US)
   ============================================================ */

:root {
  --bg: #f4f6f8;
  --surface: #ffffff;
  --ink: #1f2a35;
  --muted: #5b6b7a;
  --blue: #2f7fb8;
  --blue-dark: #22587f;
  --blue-light: #e3eff7;
  --blue-softer: #f0f6fa;
  --line: #e1e8ee;
  --radius: 10px;
  --shadow: 0 6px 24px rgba(31, 42, 53, 0.07);
  --maxw: 1160px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: "Segoe UI", "Helvetica Neue", Helvetica, Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

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

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

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  max-width: var(--maxw); margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
  height: 68px;
}
.logo {
  display: flex; align-items: baseline; gap: 2px;
  font-size: 24px; font-weight: 700; letter-spacing: 2px; color: var(--ink);
  text-transform: uppercase;
}
.logo:hover { text-decoration: none; }
.logo .dot { color: var(--blue); font-weight: 800; }
.logo small {
  font-size: 10px; letter-spacing: 1.5px; color: var(--muted);
  font-weight: 500; margin-left: 8px; text-transform: uppercase;
}
.main-nav { display: flex; align-items: center; gap: 30px; }
.main-nav a {
  color: var(--ink); font-size: 15px; font-weight: 500;
  padding: 6px 0; border-bottom: 2px solid transparent;
  transition: color .15s, border-color .15s;
}
.main-nav a:hover { color: var(--blue); text-decoration: none; }
.main-nav a.active { color: var(--blue); border-bottom-color: var(--blue); }
.main-nav a.nav-cta {
  background: var(--blue); color: #fff; padding: 9px 20px; border-radius: 6px;
  font-weight: 600; border-bottom: none;
}
.main-nav a.nav-cta:hover { background: var(--blue-dark); }

.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--ink); margin: 5px 0; transition: .2s; }

/* ---------- hero ---------- */
.hero {
  position: relative;
  background: linear-gradient(100deg, rgba(244,246,248,0.97) 0%, rgba(244,246,248,0.86) 42%, rgba(244,246,248,0.25) 75%), url("../images/hero.jpg") center/cover no-repeat;
  min-height: 540px; display: flex; align-items: center;
  border-bottom: 1px solid var(--line);
}
.hero-inner { max-width: var(--maxw); margin: 0 auto; padding: 70px 24px; width: 100%; }
.hero .eyebrow {
  display: inline-block; background: var(--blue-light); color: var(--blue-dark);
  font-size: 13px; font-weight: 600; letter-spacing: 1.5px; text-transform: uppercase;
  padding: 6px 14px; border-radius: 20px; margin-bottom: 22px;
}
.hero h1 {
  font-size: 46px; line-height: 1.15; font-weight: 700; max-width: 640px;
  letter-spacing: -0.5px; margin-bottom: 20px;
}
.hero h1 em { font-style: normal; color: var(--blue); }
.hero p.lead { font-size: 18px; color: var(--muted); max-width: 560px; margin-bottom: 34px; }
.btn-row { display: flex; gap: 14px; flex-wrap: wrap; }

.btn {
  display: inline-block; padding: 13px 30px; border-radius: 6px;
  font-size: 15px; font-weight: 600; cursor: pointer; border: none;
  transition: background .15s, transform .1s, box-shadow .15s;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--blue); color: #fff; box-shadow: 0 4px 14px rgba(47,127,184,.28); }
.btn-primary:hover { background: var(--blue-dark); color: #fff; }
.btn-outline { background: transparent; color: var(--ink); border: 1.5px solid #c6d2dc; }
.btn-outline:hover { border-color: var(--blue); color: var(--blue); }

/* ---------- sections ---------- */
.section { padding: 76px 0; }
.section.alt { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { text-align: center; max-width: 680px; margin: 0 auto 50px; }
.section-head .kicker {
  color: var(--blue); font-size: 13px; font-weight: 700; letter-spacing: 2px;
  text-transform: uppercase; margin-bottom: 10px; display: block;
}
.section-head h2 { font-size: 34px; font-weight: 700; letter-spacing: -0.4px; margin-bottom: 14px; }
.section-head p { color: var(--muted); font-size: 17px; }

/* stats band */
.stats-band {
  background: linear-gradient(120deg, var(--blue-dark), var(--blue));
  color: #fff; padding: 44px 0;
}
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat .num { font-size: 36px; font-weight: 700; letter-spacing: -0.5px; }
.stat .lbl { font-size: 14px; opacity: .85; margin-top: 4px; }

/* cards */
.grid { display: grid; gap: 26px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; transition: transform .18s, box-shadow .18s; display: flex; flex-direction: column;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.card-img { aspect-ratio: 1 / 1; overflow: hidden; background: var(--blue-softer); }
.card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.card:hover .card-img img { transform: scale(1.045); }
.card-body { padding: 22px 24px 26px; flex: 1; display: flex; flex-direction: column; }
.card-body h3 { font-size: 19px; margin-bottom: 8px; }
.card-body p { color: var(--muted); font-size: 14.5px; flex: 1; }
.card-body .more { margin-top: 16px; font-weight: 600; font-size: 14px; color: var(--blue); }
.card-tag {
  display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: 1px;
  text-transform: uppercase; color: var(--blue-dark); background: var(--blue-light);
  border-radius: 4px; padding: 3px 9px; margin-bottom: 12px; align-self: flex-start;
}

/* feature blocks */
.feature { display: flex; gap: 16px; align-items: flex-start; }
.feature .ico {
  flex: 0 0 46px; width: 46px; height: 46px; border-radius: 10px;
  background: var(--blue-light); color: var(--blue-dark);
  display: flex; align-items: center; justify-content: center; font-size: 22px;
}
.feature h4 { font-size: 16.5px; margin-bottom: 6px; }
.feature p { color: var(--muted); font-size: 14.5px; }

/* split layout */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.split-img { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.split-img img { width: 100%; height: 100%; object-fit: cover; }

/* steps */
.steps { counter-reset: step; display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }
.step {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 20px; text-align: center; position: relative;
}
.step::before {
  counter-increment: step; content: counter(step);
  width: 34px; height: 34px; border-radius: 50%; background: var(--blue); color: #fff;
  display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 15px;
  margin: 0 auto 14px;
}
.step h4 { font-size: 15.5px; margin-bottom: 6px; }
.step p { font-size: 13.5px; color: var(--muted); }

/* checklist */
.check-list { list-style: none; }
.check-list li { padding-left: 30px; position: relative; margin-bottom: 13px; color: var(--ink); font-size: 15.5px; }
.check-list li::before {
  content: "✓"; position: absolute; left: 0; top: 0;
  width: 20px; height: 20px; border-radius: 50%; background: var(--blue-light);
  color: var(--blue-dark); font-size: 12px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}

/* ---------- page hero (inner pages) ---------- */
.page-hero {
  background: linear-gradient(100deg, var(--blue-softer), var(--blue-light));
  border-bottom: 1px solid var(--line); padding: 64px 0 56px;
}
.page-hero h1 { font-size: 40px; letter-spacing: -0.4px; margin-bottom: 12px; }
.page-hero p { color: var(--muted); font-size: 17px; max-width: 640px; }
.breadcrumb { font-size: 13.5px; color: var(--muted); margin-bottom: 18px; }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--blue); }

/* ---------- tables ---------- */
.spec-table { width: 100%; border-collapse: collapse; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.spec-table th, .spec-table td { padding: 13px 18px; text-align: left; font-size: 14.5px; border-bottom: 1px solid var(--line); }
.spec-table th { background: var(--blue-softer); font-weight: 600; color: var(--ink); width: 34%; }
.spec-table tr:last-child th, .spec-table tr:last-child td { border-bottom: none; }

/* ---------- forms ---------- */
.form-card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 34px; box-shadow: var(--shadow);
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group { display: flex; flex-direction: column; }
.form-group.full { grid-column: 1 / -1; }
.form-group label { font-size: 13.5px; font-weight: 600; margin-bottom: 7px; color: var(--ink); }
.form-group label span.req { color: #c0392b; }
.form-group input, .form-group select, .form-group textarea {
  font: inherit; font-size: 15px; padding: 11px 14px; border: 1.5px solid #d5dee5;
  border-radius: 6px; background: #fcfdfe; color: var(--ink); transition: border-color .15s, box-shadow .15s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(47,127,184,.12); background: #fff;
}
.form-group textarea { resize: vertical; min-height: 130px; }
.hp-field { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }
.form-note { font-size: 13px; color: var(--muted); margin-top: 14px; }
.form-status { margin-top: 16px; padding: 13px 16px; border-radius: 6px; font-size: 14.5px; display: none; }
.form-status.ok { display: block; background: #e8f6ee; color: #1e7a45; border: 1px solid #bfe6cf; }
.form-status.err { display: block; background: #fdeceb; color: #a93226; border: 1px solid #f5c6c1; }

/* ---------- contact info ---------- */
.info-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; margin-bottom: 20px; }
.info-card h3 { font-size: 17px; margin-bottom: 14px; display: flex; align-items: center; gap: 10px; }
.info-card .row { display: flex; gap: 12px; margin-bottom: 12px; font-size: 14.5px; color: var(--muted); }
.info-card .row:last-child { margin-bottom: 0; }
.info-card .row b { color: var(--ink); font-weight: 600; min-width: 74px; }
.info-card .row a { word-break: break-all; }

/* ---------- footer ---------- */
.site-footer { background: #1f2a35; color: #c3ccd5; margin-top: 0; }
.footer-main { max-width: var(--maxw); margin: 0 auto; padding: 60px 24px 40px; display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; }
.site-footer h4 { color: #fff; font-size: 15px; letter-spacing: 1px; text-transform: uppercase; margin-bottom: 18px; }
.site-footer .logo { color: #fff; font-size: 22px; }
.site-footer .logo small { color: #8b98a5; }
.footer-about p { font-size: 14px; color: #9aa7b3; margin-top: 14px; max-width: 300px; }
.site-footer ul { list-style: none; }
.site-footer ul li { margin-bottom: 10px; font-size: 14px; }
.site-footer ul a { color: #c3ccd5; }
.site-footer ul a:hover { color: #fff; }
.footer-contact div { font-size: 14px; color: #9aa7b3; margin-bottom: 10px; }
.footer-contact b { color: #c3ccd5; font-weight: 600; }
.footer-bottom { border-top: 1px solid #2d3945; }
.footer-bottom .inner {
  max-width: var(--maxw); margin: 0 auto; padding: 20px 24px;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px;
  font-size: 13px; color: #8b98a5;
}

/* ---------- reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- admin ---------- */
.admin-wrap { max-width: 1000px; margin: 40px auto; padding: 0 24px; }
.login-box { max-width: 420px; margin: 80px auto; }
.table-wrap { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); overflow-x: auto; }
.inq-table { width: 100%; border-collapse: collapse; font-size: 14px; min-width: 760px; }
.inq-table th, .inq-table td { padding: 11px 14px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.inq-table th { background: var(--blue-softer); font-weight: 600; white-space: nowrap; }
.inq-table tr:last-child td { border-bottom: none; }

/* ---------- responsive ---------- */
@media (max-width: 960px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; gap: 32px; }
  .footer-main { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .hero h1 { font-size: 36px; }
}
@media (max-width: 640px) {
  .main-nav {
    display: none; position: absolute; top: 68px; left: 0; right: 0;
    background: #fff; flex-direction: column; align-items: flex-start;
    padding: 18px 24px; gap: 16px; border-bottom: 1px solid var(--line); box-shadow: var(--shadow);
  }
  .main-nav.open { display: flex; }
  .nav-toggle { display: block; }
  .grid-3, .grid-4, .grid-2 { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-main { grid-template-columns: 1fr; gap: 28px; }
  .hero { min-height: 480px; }
  .hero h1 { font-size: 31px; }
  .section { padding: 56px 0; }
  .page-hero h1 { font-size: 31px; }
}