/* ===== Bestware — Company Site ===== */
:root {
  --primary: #0e7490;
  --primary-dark: #155e75;
  --accent: #0d9488;
  --ink: #0f172a;
  --body: #475569;
  --muted: #94a3b8;
  --bg: #ffffff;
  --bg-soft: #f1f5f9;
  --bg-tint: #ecfeff;
  --border: #e2e8f0;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(15, 23, 42, .08);
  --max: 1140px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
    Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--body);
  background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
.container { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

h1, h2, h3 { color: var(--ink); line-height: 1.25; font-weight: 700; }

/* ===== Header ===== */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 68px;
}
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 22px; color: var(--ink); }
.logo-mark {
  width: 36px; height: 36px; border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: grid; place-items: center; color: #fff; font-size: 18px; font-weight: 800;
}
.logo span small { display: block; font-size: 11px; font-weight: 500; color: var(--muted); line-height: 1; }
.main-nav { display: flex; align-items: center; gap: 28px; }
.main-nav a { font-size: 15px; color: var(--body); font-weight: 500; transition: color .2s; }
.main-nav a:hover { color: var(--primary); }
.lang-switch {
  display: inline-flex; border: 1px solid var(--border); border-radius: 999px;
  overflow: hidden; font-size: 13px; font-weight: 600;
}
.lang-switch a { padding: 6px 14px; color: var(--body); }
.lang-switch a.active { background: var(--primary); color: #fff; }
.nav-cta {
  background: var(--primary); color: #fff !important; padding: 9px 20px;
  border-radius: 999px; font-weight: 600;
}
.nav-cta:hover { background: var(--primary-dark); }
.hamburger {
  display: none; background: none; border: 0; cursor: pointer;
  width: 40px; height: 40px; padding: 8px;
}
.hamburger span {
  display: block; height: 2px; background: var(--ink); margin: 5px 0;
  border-radius: 2px; transition: .25s;
}

/* ===== Hero ===== */
.hero {
  background:
    radial-gradient(1000px 500px at 85% -10%, rgba(13, 148, 136, .12), transparent 60%),
    radial-gradient(800px 420px at 0% 10%, rgba(14, 116, 144, .12), transparent 55%),
    var(--bg);
  padding: 96px 0 88px;
}
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; }
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--bg-tint); color: var(--primary-dark);
  border: 1px solid #bae6fd;
  padding: 6px 14px; border-radius: 999px; font-size: 13px; font-weight: 600;
  margin-bottom: 22px;
}
.hero h1 { font-size: clamp(32px, 5vw, 50px); letter-spacing: -.5px; margin-bottom: 18px; }
.hero h1 em { font-style: normal; color: var(--primary); }
.hero p.lead { font-size: 18px; max-width: 540px; margin-bottom: 32px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 26px; border-radius: 10px; font-weight: 600; font-size: 15px;
  transition: transform .15s, box-shadow .2s, background .2s;
}
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 8px 20px rgba(14, 116, 144, .3); }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); }
.btn-ghost { border: 1px solid var(--border); color: var(--ink); background: #fff; }
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); }
.hero-stats { display: flex; gap: 40px; margin-top: 48px; flex-wrap: wrap; }
.hero-stats .stat strong { display: block; font-size: 28px; color: var(--ink); font-weight: 800; }
.hero-stats .stat span { font-size: 13px; color: var(--muted); }

.hero-visual { position: relative; }
.hero-card {
  background: linear-gradient(150deg, #083344, #0e7490);
  border-radius: 24px; padding: 34px; color: #cffafe;
  box-shadow: var(--shadow);
}
.hero-card .chip-row { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 26px; }
.hero-card .chip {
  background: rgba(255, 255, 255, .12); border: 1px solid rgba(255, 255, 255, .18);
  padding: 6px 14px; border-radius: 999px; font-size: 12.5px; font-weight: 600; color: #e0f2fe;
}
.hero-card h3 { color: #fff; font-size: 20px; margin-bottom: 8px; }
.hero-card p { font-size: 14px; color: #a5f3fc; }
.hero-card .pulse { display: flex; align-items: flex-end; gap: 5px; height: 64px; margin-top: 22px; }
.hero-card .pulse i {
  flex: 1; background: linear-gradient(180deg, #22d3ee, #0e7490);
  border-radius: 4px; animation: wave 2.2s ease-in-out infinite;
}
.hero-card .pulse i:nth-child(2n) { animation-delay: .18s; }
.hero-card .pulse i:nth-child(3n) { animation-delay: .36s; }
.hero-card .pulse i:nth-child(4n) { animation-delay: .54s; }
@keyframes wave { 0%,100% { height: 18%; } 50% { height: 100%; } }

/* ===== Sections ===== */
section { padding: 84px 0; }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 52px; }
.section-kicker {
  color: var(--primary); font-weight: 700; font-size: 13px;
  text-transform: uppercase; letter-spacing: 2px;
}
.section-head h2 { font-size: clamp(26px, 3.6vw, 36px); margin: 10px 0 14px; }
.section-head p { font-size: 16px; }

/* About */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.about-copy h2 { font-size: clamp(26px, 3.4vw, 34px); margin-bottom: 18px; }
.about-copy p + p { margin-top: 14px; }
.about-points { display: grid; gap: 14px; margin-top: 28px; }
.about-points li { display: flex; gap: 12px; align-items: flex-start; font-weight: 500; color: var(--ink); }
.about-points .check {
  flex: none; width: 24px; height: 24px; border-radius: 50%;
  background: var(--bg-tint); color: var(--primary);
  display: grid; place-items: center; font-size: 13px; font-weight: 800; margin-top: 2px;
}
.about-facts { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.fact {
  background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 22px;
}
.fact strong { display: block; font-size: 24px; color: var(--primary); font-weight: 800; margin-bottom: 4px; }
.fact span { font-size: 13.5px; }

/* Products */
.section-soft { background: var(--bg-soft); }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.product-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 32px 28px; transition: transform .2s, box-shadow .25s;
}
.product-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.product-icon {
  width: 54px; height: 54px; border-radius: 14px; margin-bottom: 20px;
  display: grid; place-items: center; color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--accent));
}
.product-card h3 { font-size: 19px; margin-bottom: 10px; }
.product-card p { font-size: 14.5px; }
.product-card ul { margin-top: 16px; display: grid; gap: 8px; }
.product-card ul li { font-size: 13.5px; color: var(--ink); padding-left: 18px; position: relative; }
.product-card ul li::before {
  content: ""; position: absolute; left: 0; top: 9px;
  width: 7px; height: 7px; border-radius: 50%; background: var(--accent);
}

/* Why us */
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.why-item { text-align: center; padding: 30px 20px; border-radius: var(--radius); border: 1px solid var(--border); }
.why-item .num {
  font-size: 13px; font-weight: 800; color: var(--accent);
  letter-spacing: 1px; display: block; margin-bottom: 12px;
}
.why-item h3 { font-size: 16.5px; margin-bottom: 8px; }
.why-item p { font-size: 13.5px; }

/* Capabilities strip */
.cap-strip { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 8px; }
.cap-strip span {
  border: 1px solid var(--border); background: #fff; color: var(--ink);
  font-size: 13.5px; font-weight: 600; padding: 9px 18px; border-radius: 999px;
}

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; }
.contact-info h2 { font-size: clamp(26px, 3.4vw, 34px); margin-bottom: 16px; }
.contact-info > p { margin-bottom: 28px; max-width: 460px; }
.contact-rows { display: grid; gap: 18px; }
.contact-row { display: flex; gap: 14px; align-items: flex-start; }
.contact-row .ico {
  flex: none; width: 42px; height: 42px; border-radius: 12px;
  background: var(--bg-tint); color: var(--primary); display: grid; place-items: center;
}
.contact-row strong { display: block; color: var(--ink); font-size: 14.5px; }
.contact-row span { font-size: 14px; word-break: break-all; }
.contact-form {
  background: #fff; border: 1px solid var(--border); border-radius: 18px;
  padding: 34px; box-shadow: var(--shadow);
}
.contact-form h3 { margin-bottom: 6px; font-size: 20px; }
.contact-form > p { font-size: 13.5px; margin-bottom: 22px; }
.form-field { margin-bottom: 16px; }
.form-field label { display: block; font-size: 13px; font-weight: 600; color: var(--ink); margin-bottom: 6px; }
.form-field input, .form-field textarea {
  width: 100%; border: 1px solid var(--border); border-radius: 10px;
  padding: 12px 14px; font: inherit; font-size: 14px; color: var(--ink);
  background: #fff; transition: border-color .2s, box-shadow .2s;
}
.form-field input:focus, .form-field textarea:focus {
  outline: none; border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(14, 116, 144, .15);
}
.form-field textarea { min-height: 110px; resize: vertical; }
.form-note { font-size: 12.5px; color: var(--muted); margin-top: 12px; }
.form-status { font-size: 13.5px; margin-top: 12px; font-weight: 600; }
.form-status.ok { color: var(--accent); }

/* Footer */
.site-footer { background: #0b1220; color: #94a3b8; padding: 56px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-grid h4 { color: #fff; font-size: 15px; margin-bottom: 16px; }
.footer-grid p, .footer-grid li { font-size: 13.5px; }
.footer-grid ul { display: grid; gap: 10px; }
.footer-grid a:hover { color: #fff; }
.footer-logo { color: #fff; margin-bottom: 14px; }
.footer-bottom {
  border-top: 1px solid #1e293b; padding-top: 22px;
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-size: 12.5px;
}

/* ===== Responsive ===== */
@media (max-width: 960px) {
  .hero-grid, .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .product-grid { grid-template-columns: 1fr 1fr; }
  .why-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 680px) {
  section { padding: 60px 0; }
  .hero { padding: 64px 0 56px; }
  .product-grid, .why-grid, .about-facts, .footer-grid { grid-template-columns: 1fr; }
  .main-nav {
    position: fixed; inset: 68px 0 auto 0;
    background: #fff; flex-direction: column; align-items: stretch;
    gap: 0; padding: 8px 24px 20px;
    border-bottom: 1px solid var(--border);
    display: none;
  }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 12px 0; border-bottom: 1px solid var(--bg-soft); }
  .main-nav .nav-cta { text-align: center; margin-top: 14px; }
  .lang-switch { align-self: flex-start; margin-top: 14px; }
  .hamburger { display: block; }
  .hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .hamburger.open span:nth-child(2) { opacity: 0; }
  .hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .hero-stats { gap: 24px; }
}