/* Daeju Valve — tema industrial (baja/oranye) */
:root {
  --navy: #10243b;
  --navy-2: #17324f;
  --steel: #2c4a6b;
  --accent: #e8590c;
  --accent-dark: #c94a08;
  --bg: #f4f6f9;
  --card: #ffffff;
  --line: #dde3ea;
  --text: #1d2a38;
  --muted: #5c6b7a;
  --radius: 10px;
  --shadow: 0 8px 24px rgba(16, 36, 59, 0.08);
  --max: 1120px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-dark); }

h1, h2, h3, h4 {
  line-height: 1.25;
  margin: 0 0 .6em;
  color: var(--navy);
}

h1 { font-size: clamp(1.9rem, 4vw, 3rem); letter-spacing: .5px; }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); letter-spacing: .4px; }
h3 { font-size: 1.2rem; }

p { margin: 0 0 1em; }

.container {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
}

.section { padding: 4rem 0; }
.section-alt { background: #fff; }

.section-head {
  max-width: 720px;
  margin-bottom: 2.2rem;
}
.section-head.center { margin-inline: auto; text-align: center; }
.section-head p { color: var(--muted); margin: 0; }

.eyebrow {
  display: inline-block;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: .6rem;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--navy);
  border-bottom: 3px solid var(--accent);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 66px;
}

.brand {
  display: flex;
  align-items: center;
  gap: .65rem;
  color: #fff;
  font-weight: 800;
  letter-spacing: 1.5px;
  font-size: 1.02rem;
}
.brand:hover { color: #fff; }
.brand-logo { width: 34px; height: 34px; }

.site-nav {
  display: flex;
  align-items: center;
  gap: .35rem;
}

.site-nav > a.nav-link {
  color: #d5dfeb;
  padding: .5rem .7rem;
  border-radius: 6px;
  font-weight: 600;
  font-size: .95rem;
}
.site-nav > a.nav-link:hover,
.site-nav > a.nav-link.is-active {
  color: #fff;
  background: rgba(255, 255, 255, .08);
}

.lang-toggle {
  display: inline-flex;
  border: 1px solid rgba(255, 255, 255, .25);
  border-radius: 6px;
  overflow: hidden;
  margin-left: .4rem;
}
.lang-toggle button {
  border: 0;
  background: transparent;
  color: #cfd9e6;
  font: inherit;
  font-size: .8rem;
  font-weight: 700;
  padding: .35rem .55rem;
  cursor: pointer;
}
.lang-toggle button.is-active {
  background: var(--accent);
  color: #fff;
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, .3);
  color: #fff;
  border-radius: 6px;
  font-size: 1.2rem;
  line-height: 1;
  padding: .45rem .6rem;
  cursor: pointer;
}

/* ---------- Tombol ---------- */
.btn {
  display: inline-block;
  padding: .8rem 1.5rem;
  border-radius: 8px;
  font-weight: 700;
  font-size: .95rem;
  letter-spacing: .3px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: .18s;
}
.btn:hover { transform: translateY(-1px); }

.btn-accent {
  background: var(--accent);
  color: #fff;
}
.btn-accent:hover { background: var(--accent-dark); color: #fff; }

.btn-ghost {
  border-color: rgba(255, 255, 255, .55);
  color: #fff;
}
.btn-ghost:hover { background: rgba(255, 255, 255, .12); color: #fff; }

.btn-outline {
  border-color: var(--navy);
  color: var(--navy);
}
.btn-outline:hover { background: var(--navy); color: #fff; }

.btn-sm { padding: .55rem 1rem; font-size: .88rem; }

/* ---------- Hero ---------- */
.hero {
  background:
    linear-gradient(115deg, rgba(16, 36, 59, .96), rgba(23, 50, 79, .88)),
    repeating-linear-gradient(45deg, #0d1c2e 0 22px, #10243b 22px 44px);
  color: #eef3f9;
  padding: 5.5rem 0 5rem;
  position: relative;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 5px;
  background: linear-gradient(90deg, var(--accent), #f5a26b, var(--accent));
}
.hero h1 { color: #fff; max-width: 830px; }
.hero .lead {
  font-size: 1.1rem;
  color: #c6d3e2;
  max-width: 640px;
  margin-bottom: 2rem;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: .9rem; }

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  margin-top: 2.4rem;
}
.hero-badges span {
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #b9c8da;
  border: 1px solid rgba(255, 255, 255, .2);
  border-radius: 99px;
  padding: .35rem .8rem;
}

/* ---------- Page hero (halaman dalam) ---------- */
.page-hero {
  background: linear-gradient(115deg, var(--navy), var(--navy-2));
  color: #e8eef6;
  padding: 3.2rem 0;
  border-bottom: 4px solid var(--accent);
}
.page-hero h1 { color: #fff; margin-bottom: .3rem; }
.page-hero p { color: #b9c8da; margin: 0; }

/* ---------- Kartu & grid ---------- */
.grid { display: grid; gap: 1.4rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  transition: .2s;
}
.card:hover { transform: translateY(-4px); border-color: #c6d2e0; }
.card-body { padding: 1.3rem 1.35rem; flex: 1; display: flex; flex-direction: column; }
.card-body h3 { margin-bottom: .45rem; }
.card-body p { color: var(--muted); font-size: .95rem; flex: 1; }
.card-img { aspect-ratio: 16 / 10; background: var(--navy); }
.card-img img { width: 100%; height: 100%; object-fit: cover; }
.card .link-more {
  font-weight: 700;
  font-size: .9rem;
  letter-spacing: .4px;
  align-self: flex-start;
}
.card .link-more::after { content: " →"; }

/* kategori produk di halaman produk */
.cat-card .card-body .cat-label {
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: .5rem;
}

/* ---------- Fitur / stats ---------- */
.feature {
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  padding: 1.4rem 1.5rem;
}
.feature h3 { font-size: 1.05rem; margin-bottom: .35rem; }
.feature p { color: var(--muted); font-size: .94rem; margin: 0; }

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
  margin-top: 2rem;
}
.stat {
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: var(--radius);
  padding: 1.1rem 1.2rem;
  text-align: center;
}
.stat b {
  display: block;
  font-size: 1.9rem;
  color: var(--accent);
  line-height: 1.1;
}
.stat span { font-size: .85rem; color: #b9c8da; }

/* ---------- Klien ---------- */
.clients {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: .9rem;
}
.client {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.1rem .6rem;
  text-align: center;
  font-weight: 700;
  font-size: .86rem;
  color: var(--steel);
  letter-spacing: .4px;
}

/* ---------- CTA strip ---------- */
.cta-strip {
  background: linear-gradient(115deg, var(--navy), var(--navy-2));
  color: #eef3f9;
  border-radius: var(--radius);
  padding: 2.6rem 2.4rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.4rem;
}
.cta-strip h2 { color: #fff; margin-bottom: .35rem; }
.cta-strip p { color: #b9c8da; margin: 0; max-width: 560px; }

/* ---------- Tentang ---------- */
.split {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 2.5rem;
  align-items: start;
}

.loc-list { display: grid; gap: 1rem; }
.loc {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.2rem 1.3rem;
}
.loc h4 {
  font-size: .78rem;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: .4rem;
}
.loc p { margin: 0; color: var(--muted); font-size: .93rem; }
.loc .meta { margin-top: .5rem; font-size: .88rem; color: var(--navy); font-weight: 600; }

.checklist { list-style: none; padding: 0; margin: 0; display: grid; gap: .8rem; }
.checklist li {
  background: #fff;
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  border-radius: 8px;
  padding: .85rem 1rem;
  font-size: .95rem;
  color: var(--text);
}

/* ---------- Produk detail ---------- */
.detail-layout {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 2.5rem;
  align-items: start;
}
.detail-img {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--navy);
}
.spec-table { width: 100%; border-collapse: collapse; background: #fff; border-radius: var(--radius); overflow: hidden; }
.spec-table th, .spec-table td {
  padding: .7rem .95rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
  font-size: .93rem;
}
.spec-table th {
  width: 42%;
  background: #eef2f7;
  color: var(--navy);
  font-weight: 700;
}
.spec-table tr:last-child th, .spec-table tr:last-child td { border-bottom: 0; }

.breadcrumb {
  font-size: .85rem;
  color: var(--muted);
  margin-bottom: 1.4rem;
}
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--accent); }

/* ---------- Kontak & form ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 2.5rem;
  align-items: start;
}

.form-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.8rem;
  box-shadow: var(--shadow);
}
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.form-row { display: flex; flex-direction: column; gap: .35rem; }
.form-row.full { grid-column: 1 / -1; }
.form-row label {
  font-size: .85rem;
  font-weight: 700;
  color: var(--navy);
}
.form-row input,
.form-row textarea,
.form-row select {
  font: inherit;
  padding: .65rem .8rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfe;
  color: var(--text);
}
.form-row input:focus,
.form-row textarea:focus {
  outline: 2px solid rgba(232, 89, 12, .35);
  border-color: var(--accent);
}
.form-row textarea { min-height: 130px; resize: vertical; }

.form-msg {
  display: none;
  margin-top: 1rem;
  padding: .8rem 1rem;
  border-radius: 8px;
  font-size: .93rem;
  font-weight: 600;
}
.form-msg.ok { display: block; background: #e7f7ec; color: #1b7a3d; border: 1px solid #b7e5c6; }
.form-msg.err { display: block; background: #fdeceb; color: #a12617; border: 1px solid #f4c2bd; }

.contact-block {
  background: var(--navy);
  color: #d7e1ee;
  border-radius: var(--radius);
  padding: 1.6rem 1.7rem;
  margin-bottom: 1.2rem;
}
.contact-block h4 {
  color: var(--accent);
  font-size: .78rem;
  letter-spacing: 1.8px;
  text-transform: uppercase;
  margin-bottom: .55rem;
}
.contact-block p { margin: 0; font-size: .94rem; line-height: 1.7; }
.contact-block .meta { margin-top: .6rem; font-weight: 600; color: #fff; }

/* ---------- Footer ---------- */
.site-footer {
  background: #0c1a2b;
  color: #9fb0c4;
  padding: 3rem 0 1.4rem;
  margin-top: 4rem;
  font-size: .92rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.3fr;
  gap: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255, 255, 255, .1);
}
.site-footer h4 {
  color: #fff;
  font-size: .8rem;
  letter-spacing: 1.8px;
  text-transform: uppercase;
  margin-bottom: .9rem;
}
.footer-brand {
  color: #fff;
  font-weight: 800;
  letter-spacing: 1.5px;
  font-size: 1rem;
  display: block;
  margin-bottom: .5rem;
}
.footer-tag { color: var(--accent); font-weight: 600; font-size: .88rem; }
.footer-links { list-style: none; padding: 0; margin: 0; display: grid; gap: .45rem; }
.footer-links a { color: #9fb0c4; }
.footer-links a:hover { color: var(--accent); }
.footer-contact p { margin: 0 0 .5rem; line-height: 1.6; }
.footer-bottom {
  padding-top: 1.2rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: .85rem;
  color: #7d8ea3;
}

/* ---------- Util ---------- */
.band-dark {
  background: linear-gradient(115deg, var(--navy), var(--navy-2));
  color: #eef3f9;
  border-radius: var(--radius);
  padding: 2.2rem 2rem;
}
.band-dark h2, .band-dark h3 { color: #fff; }
.band-dark p { color: #b9c8da; }

.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); border: 0;
}

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .clients { grid-template-columns: repeat(3, 1fr); }
  .split, .detail-layout, .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .nav-toggle { display: block; }

  .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--navy-2);
    flex-direction: column;
    align-items: stretch;
    padding: .8rem 1.2rem 1.2rem;
    gap: .2rem;
    border-bottom: 3px solid var(--accent);
    box-shadow: 0 14px 26px rgba(0, 0, 0, .3);
  }
  .site-nav.is-open { display: flex; }
  .site-nav > a.nav-link { padding: .7rem .6rem; }
  .lang-toggle { margin: .5rem 0 0; align-self: flex-start; }

  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .clients { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero { padding: 3.6rem 0 3.2rem; }
  .section { padding: 3rem 0; }
  .cta-strip { padding: 1.8rem 1.4rem; }
}