/* ============================================================
   LY HÔN NHANH — Stylesheet
   Phong cách: sang trọng (navy + vàng đồng + ivory ấm), thân thiện
   ============================================================ */

:root {
  --navy:        #16263F;
  --navy-800:    #1E3354;
  --navy-700:    #28436B;
  --gold:        #C2A15B;
  --gold-light:  #D9BE84;
  --gold-dark:   #A8843F;
  --ivory:       #FBF8F2;
  --cream:       #F3ECE0;
  --cream-2:     #EFE7D8;
  --ink:         #2B2F36;
  --muted:       #6B7280;
  --line:        #E7DFCF;
  --white:       #ffffff;

  --shadow-sm: 0 2px 10px rgba(22, 38, 63, 0.06);
  --shadow-md: 0 10px 30px rgba(22, 38, 63, 0.10);
  --shadow-lg: 0 24px 60px rgba(22, 38, 63, 0.16);

  --radius:    14px;
  --radius-lg: 22px;

  --maxw: 1180px;
  --serif: 'Playfair Display', 'Noto Sans SC', Georgia, 'Times New Roman', serif;
  --sans:  'Be Vietnam Pro', 'Noto Sans SC', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--ivory);
  line-height: 1.7;
  font-size: 16.5px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

h1, h2, h3, h4 { font-family: var(--serif); color: var(--navy); line-height: 1.18; font-weight: 700; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase;
  color: var(--gold-dark);
}
.eyebrow::before { content: ""; width: 26px; height: 2px; background: var(--gold); display: inline-block; }

.section { padding: 92px 0; }
.section-head { max-width: 720px; margin: 0 auto 54px; text-align: center; }
.section-head h2 { font-size: clamp(28px, 4vw, 42px); margin: 14px 0 16px; }
.section-head p { color: var(--muted); font-size: 17px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font-family: var(--sans); font-weight: 600; font-size: 15.5px;
  padding: 14px 26px; border-radius: 999px; cursor: pointer; border: 1.5px solid transparent;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
  white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; }
.btn-primary { background: linear-gradient(135deg, var(--gold-light), var(--gold)); color: var(--navy); box-shadow: 0 8px 22px rgba(194,161,91,.35); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(194,161,91,.45); }
.btn-ghost { background: transparent; color: var(--white); border-color: rgba(255,255,255,.5); }
.btn-ghost:hover { background: rgba(255,255,255,.12); border-color: #fff; }
.btn-navy { background: var(--navy); color: #fff; }
.btn-navy:hover { background: var(--navy-700); transform: translateY(-2px); }
.btn-lg { padding: 16px 32px; font-size: 16.5px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(251,248,242,.85); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .3s ease;
}
.site-header.scrolled { box-shadow: var(--shadow-sm); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 78px; gap: 18px; }
.logo svg { height: 50px; width: auto; }
.site-header .container { max-width: 1280px; }
.main-nav { display: flex; align-items: center; gap: 1px; }
.main-nav a {
  position: relative; font-size: 14px; font-weight: 500; color: var(--navy-800);
  padding: 7px 9px; border-radius: 8px; transition: color .2s ease, background .2s ease; white-space: nowrap;
}
.main-nav a::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 4px; height: 2px;
  background: var(--gold); transform: scaleX(0); transform-origin: left; transition: transform .25s ease;
}
.main-nav a:hover { color: var(--gold-dark); }
.main-nav a:hover::after, .main-nav a.active::after { transform: scaleX(1); }
.header-cta { display: flex; align-items: center; gap: 8px; }
.header-cta .btn { padding: 10px 15px; font-size: 14px; }
.header-phone { display: inline-flex; align-items: center; gap: 9px; font-weight: 700; color: var(--navy); font-size: 15.5px; white-space: nowrap; flex: 0 0 auto; }
.header-phone span { white-space: nowrap; }
.header-phone .ico { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 50%; background: var(--cream); color: var(--gold-dark); }
.header-phone .ico svg { width: 18px; height: 18px; }
.header-phone small { display: block; font-weight: 500; font-size: 11px; color: var(--muted); letter-spacing: .5px; }

.nav-toggle { display: none; background: none; border: 0; cursor: pointer; width: 44px; height: 44px; }
.nav-toggle span { display: block; width: 26px; height: 2.4px; background: var(--navy); margin: 5px auto; border-radius: 3px; transition: .3s; }

/* ---------- Hero ---------- */
.hero {
  position: relative; color: #fff; overflow: hidden;
  background:
    radial-gradient(1100px 500px at 80% -10%, rgba(194,161,91,.22), transparent 60%),
    linear-gradient(160deg, var(--navy) 0%, var(--navy-800) 55%, #122036 100%);
}
.hero::after {
  content: ""; position: absolute; inset: 0;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(255,255,255,.05) 1px, transparent 0);
  background-size: 26px 26px; opacity: .6; pointer-events: none;
}
.hero-inner { display: grid; grid-template-columns: 1.15fr .85fr; gap: 50px; align-items: center; padding: 84px 0 96px; position: relative; z-index: 1; }
.hero .eyebrow { color: var(--gold-light); }
.hero .eyebrow::before { background: var(--gold-light); }
.hero h1 { color: #fff; font-size: clamp(34px, 5vw, 56px); margin: 18px 0 20px; }
.hero h1 .accent { color: var(--gold-light); font-style: italic; }
.hero-desc { font-size: 18px; color: rgba(255,255,255,.82); max-width: 540px; margin-bottom: 30px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 36px; }
.hero-trust { display: flex; flex-wrap: wrap; gap: 12px 26px; }
.hero-trust li { display: flex; align-items: center; gap: 10px; font-size: 14.5px; color: rgba(255,255,255,.9); }
.hero-trust .chk { width: 24px; height: 24px; flex: none; display: grid; place-items: center; border-radius: 50%; background: rgba(194,161,91,.2); color: var(--gold-light); }
.hero-trust .chk svg { width: 14px; height: 14px; }

/* Hero visual card */
.hero-card {
  position: relative; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--radius-lg); padding: 30px; backdrop-filter: blur(6px); box-shadow: var(--shadow-lg);
}
.hero-card .emblem { width: 92px; height: 92px; margin: 0 auto 14px; }
.hero-card h3 { color: #fff; text-align: center; font-size: 22px; }
.hero-card .sub { text-align: center; color: var(--gold-light); font-weight: 600; font-size: 13.5px; letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 22px; }
.hero-stats { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; }
.hero-stats .stat { text-align: center; padding: 16px 8px; background: rgba(255,255,255,.05); border-radius: 12px; }
.hero-stats .num { font-family: var(--serif); font-size: 30px; font-weight: 700; color: var(--gold-light); line-height: 1; }
.hero-stats .lbl { font-size: 12px; color: rgba(255,255,255,.78); margin-top: 6px; }

/* ---------- Trust strip ---------- */
.trust-strip { background: var(--navy-800); color: rgba(255,255,255,.9); }
.trust-strip .container { display: flex; flex-wrap: wrap; justify-content: space-around; gap: 18px; padding: 22px; text-align: center; }
.trust-strip .item { display: flex; align-items: center; gap: 12px; font-size: 15px; }
.trust-strip .item svg { width: 26px; height: 26px; color: var(--gold-light); flex: none; }

/* ---------- Services ---------- */
.bg-cream { background: linear-gradient(180deg, var(--ivory), var(--cream) 120%); }
.services-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.service-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 26px;
  box-shadow: var(--shadow-sm); transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
  position: relative; overflow: hidden;
}
.service-card::before { content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 3px; background: linear-gradient(90deg, var(--gold-light), var(--gold)); transform: scaleX(0); transform-origin: left; transition: transform .3s ease; }
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: var(--gold-light); }
.service-card:hover::before { transform: scaleX(1); }
.service-card .ico { width: 58px; height: 58px; border-radius: 14px; display: grid; place-items: center; background: var(--cream); color: var(--gold-dark); margin-bottom: 18px; }
.service-card .ico svg { width: 30px; height: 30px; }
.service-card h3 { font-size: 20px; margin-bottom: 10px; }
.service-card p { color: var(--muted); font-size: 15px; }
.service-card .svc-more { display: inline-block; margin-top: 16px; color: var(--gold-dark); font-weight: 600; font-size: 14.5px; transition: gap .2s ease, color .2s ease; }
.service-card:hover .svc-more { color: var(--navy); }

/* ---------- About founder ---------- */
.about-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 54px; align-items: center; }
.about-photo { position: relative; }
.about-photo .frame {
  border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg);
  aspect-ratio: 4/5; background:
    radial-gradient(700px 400px at 30% 20%, rgba(194,161,91,.25), transparent 60%),
    linear-gradient(160deg, var(--navy-700), var(--navy)); display: grid; place-items: center; color: rgba(255,255,255,.4);
}
.about-photo .frame { position: relative; }
.about-photo .frame .founder-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: top center; z-index: 1; }
.about-photo .frame .placeholder { text-align: center; padding: 24px; }
.about-photo .frame .placeholder svg { width: 80px; height: 80px; color: rgba(255,255,255,.35); margin: 0 auto 12px; }
.about-photo .badge {
  position: absolute; bottom: -22px; right: -10px; background: #fff; border-radius: var(--radius);
  box-shadow: var(--shadow-md); padding: 16px 20px; display: flex; align-items: center; gap: 14px; border: 1px solid var(--line);
}
.about-photo .badge .big { font-family: var(--serif); font-size: 34px; font-weight: 700; color: var(--gold-dark); line-height: 1; }
.about-photo .badge .txt { font-size: 13px; color: var(--muted); font-weight: 500; }
.about-text h2 { font-size: clamp(28px, 4vw, 40px); margin: 14px 0 8px; }
.about-text .about-name { font-family: var(--serif); font-size: 23px; font-weight: 700; color: var(--navy); margin: 6px 0 2px; }
.about-text .role { color: var(--gold-dark); font-weight: 600; font-size: 16px; margin-bottom: 18px; }
.about-text p { color: #4a4f57; margin-bottom: 16px; }
.about-points { display: grid; gap: 14px; margin: 24px 0 30px; }
.about-points li { display: flex; gap: 14px; align-items: flex-start; }
.about-points .chk { flex: none; width: 30px; height: 30px; border-radius: 9px; display: grid; place-items: center; background: var(--cream); color: var(--gold-dark); }
.about-points .chk svg { width: 16px; height: 16px; }
.about-points b { color: var(--navy); }
.about-points span { display: block; font-size: 14.5px; color: var(--muted); }

/* ---------- Values ---------- */
.values { background: var(--navy); color: #fff; position: relative; overflow: hidden; }
.values::before { content: ""; position: absolute; inset: 0; background: radial-gradient(800px 400px at 90% 10%, rgba(194,161,91,.16), transparent 60%); }
.values .section-head h2, .values .section-head { color: #fff; position: relative; }
.values .section-head h2 { color: #fff; }
.values .section-head p { color: rgba(255,255,255,.78); }
.values-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 22px; position: relative; }
.value-card { background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.12); border-radius: var(--radius); padding: 28px 22px; transition: background .2s ease, transform .2s ease; }
.value-card:hover { background: rgba(255,255,255,.09); transform: translateY(-5px); }
.value-card .ico { width: 54px; height: 54px; border-radius: 50%; display: grid; place-items: center; background: rgba(194,161,91,.18); color: var(--gold-light); margin-bottom: 16px; }
.value-card .ico svg { width: 26px; height: 26px; }
.value-card h3 { color: #fff; font-size: 19px; margin-bottom: 9px; }
.value-card p { color: rgba(255,255,255,.74); font-size: 14.5px; }

/* ---------- Process ---------- */
.process-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; counter-reset: step; }
.process-step { position: relative; text-align: center; padding: 0 8px; }
.process-step .num {
  counter-increment: step; width: 70px; height: 70px; margin: 0 auto 18px; border-radius: 50%;
  display: grid; place-items: center; font-family: var(--serif); font-size: 28px; font-weight: 700; color: var(--navy);
  background: linear-gradient(135deg, var(--gold-light), var(--gold)); box-shadow: 0 10px 24px rgba(194,161,91,.3); position: relative; z-index: 1;
}
.process-step .num::before { content: counter(step, decimal-leading-zero); }
.process-grid .process-step:not(:last-child)::after {
  content: ""; position: absolute; top: 35px; left: 60%; width: 80%; height: 2px;
  background: repeating-linear-gradient(90deg, var(--gold) 0 8px, transparent 8px 16px); opacity: .5;
}
.process-step h3 { font-size: 18px; margin-bottom: 8px; }
.process-step p { color: var(--muted); font-size: 14.5px; }

/* ---------- FAQ ---------- */
.faq-wrap { max-width: 820px; margin: 0 auto; }
.faq-item { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 14px; overflow: hidden; box-shadow: var(--shadow-sm); }
.faq-q { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px 24px; cursor: pointer; font-weight: 600; color: var(--navy); font-size: 16.5px; }
.faq-q .plus { flex: none; width: 30px; height: 30px; border-radius: 50%; background: var(--cream); color: var(--gold-dark); display: grid; place-items: center; transition: transform .3s ease, background .3s ease; }
.faq-q .plus svg { width: 16px; height: 16px; }
.faq-item.open .faq-q .plus { transform: rotate(45deg); background: var(--gold); color: #fff; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .35s ease; }
.faq-a-inner { padding: 0 24px 20px; color: var(--muted); }

/* ---------- CTA / Contact ---------- */
.contact { background: linear-gradient(180deg, var(--cream), var(--ivory)); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: stretch; }
.contact-info { background: var(--navy); color: #fff; border-radius: var(--radius-lg); padding: 40px; position: relative; overflow: hidden; }
.contact-info::before { content: ""; position: absolute; inset: 0; background: radial-gradient(500px 300px at 100% 0, rgba(194,161,91,.18), transparent 60%); }
.contact-info > * { position: relative; }
.contact-info h3 { color: #fff; font-size: 26px; margin-bottom: 10px; }
.contact-info > p { color: rgba(255,255,255,.78); margin-bottom: 28px; }
.contact-list li { display: flex; gap: 16px; align-items: flex-start; margin-bottom: 22px; }
.contact-list .ico { flex: none; width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; background: rgba(194,161,91,.16); color: var(--gold-light); }
.contact-list .ico svg { width: 22px; height: 22px; }
.contact-list .lbl { font-size: 12.5px; color: rgba(255,255,255,.6); letter-spacing: 1px; text-transform: uppercase; }
.contact-list .val { font-size: 17px; font-weight: 600; color: #fff; }
.contact-list a.val:hover { color: var(--gold-light); }
.contact-social { display: flex; gap: 12px; margin-top: 28px; }
.contact-social a { width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; background: rgba(255,255,255,.08); color: #fff; transition: background .2s ease, transform .2s ease; }
.contact-social a:hover { background: var(--gold); color: var(--navy); transform: translateY(-3px); }
.contact-social svg { width: 20px; height: 20px; }

.contact-form { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 40px; box-shadow: var(--shadow-md); }
.contact-form h3 { font-size: 24px; margin-bottom: 6px; }
.contact-form > p { color: var(--muted); margin-bottom: 24px; font-size: 15px; }
.field { margin-bottom: 18px; }
.field label { display: block; font-size: 14px; font-weight: 600; color: var(--navy); margin-bottom: 7px; }
.field input, .field select, .field textarea {
  width: 100%; padding: 13px 16px; border: 1.5px solid var(--line); border-radius: 11px; font-family: var(--sans); font-size: 15.5px; color: var(--ink);
  background: var(--ivory); transition: border-color .2s ease, box-shadow .2s ease;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px rgba(194,161,91,.15); background: #fff; }
.field textarea { resize: vertical; min-height: 96px; }
.form-note { font-size: 13px; color: var(--muted); margin-top: 12px; text-align: center; }
.form-msg { margin-top: 14px; padding: 14px 16px; border-radius: 11px; font-size: 14.5px; display: none; }
.form-msg.show { display: block; }
.form-msg.ok { background: #eaf7ee; color: #1f7a3d; border: 1px solid #bfe6cb; }

/* ---------- Footer ---------- */
.site-footer { background: #0F1C30; color: rgba(255,255,255,.7); padding: 60px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 36px; padding-bottom: 44px; }
.footer-grid .logo svg { height: 52px; }
.footer-about p { font-size: 14.5px; margin-top: 16px; max-width: 320px; }
.site-footer h4 { color: #fff; font-size: 16px; margin-bottom: 18px; }
.footer-links li { margin-bottom: 11px; }
.footer-links a { font-size: 14.5px; transition: color .2s ease; }
.footer-links a:hover { color: var(--gold-light); }
.footer-contact li { display: flex; gap: 11px; margin-bottom: 13px; font-size: 14.5px; align-items: flex-start; }
.footer-contact svg { width: 18px; height: 18px; color: var(--gold-light); flex: none; margin-top: 3px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 22px 0; text-align: center; font-size: 13.5px; color: rgba(255,255,255,.55); }

/* ---------- Floating actions ---------- */
.floating { position: fixed; right: 18px; bottom: 18px; z-index: 90; display: flex; flex-direction: column; gap: 12px; }
.floating a { width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center; color: #fff; box-shadow: var(--shadow-md); transition: transform .2s ease; position: relative; }
.floating a:hover { transform: scale(1.08); }
.floating a svg { width: 28px; height: 28px; }
.floating .call { background: linear-gradient(135deg, #2bbf6a, #18a558); animation: pulse 2s infinite; }
.floating .zalo { background: #0068FF; font-weight: 700; font-size: 13px; }
.floating .whatsapp { background: #25D366; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(43,191,106,.5);} 70% { box-shadow: 0 0 0 14px rgba(43,191,106,0);} 100% { box-shadow: 0 0 0 0 rgba(43,191,106,0);} }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Mobile menu panel ---------- */
.mobile-nav { position: fixed; inset: 0; z-index: 200; background: var(--navy); color: #fff; transform: translateX(100%); transition: transform .35s ease; display: flex; flex-direction: column; padding: 26px; }
.mobile-nav.open { transform: none; }
.mobile-nav .m-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 30px; }
.mobile-nav .m-close { background: none; border: 0; color: #fff; font-size: 34px; line-height: 1; cursor: pointer; }
.mobile-nav a.m-link { font-family: var(--serif); font-size: 24px; color: #fff; padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,.1); }
.mobile-nav a.m-link:hover { color: var(--gold-light); }
.mobile-nav .m-cta { margin-top: auto; display: grid; gap: 12px; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-card { max-width: 460px; }
  .services-grid { grid-template-columns: repeat(2,1fr); }
  .values-grid { grid-template-columns: repeat(2,1fr); }
  .process-grid { grid-template-columns: repeat(2,1fr); row-gap: 40px; }
  .process-grid .process-step::after { display: none; }
  .about-grid { grid-template-columns: 1fr; gap: 60px; }
  .about-photo { max-width: 420px; margin: 0 auto; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
}

@media (max-width: 760px) {
  .section { padding: 64px 0; }
  .main-nav, .header-phone { display: none; }
  .nav-toggle { display: block; }
  .contact-grid { grid-template-columns: 1fr; }
  .trust-strip .container { gap: 14px; }
  .trust-strip .item { font-size: 13.5px; width: 100%; justify-content: center; }
}

/* ---------- Articles page ---------- */
.art-hero { background: linear-gradient(160deg, var(--navy) 0%, var(--navy-800) 100%); color: #fff; padding: 70px 0 64px; text-align: center; position: relative; overflow: hidden; }
.art-hero::after { content: ""; position: absolute; inset: 0; background: radial-gradient(800px 300px at 50% -20%, rgba(194,161,91,.2), transparent 60%); }
.art-hero .container { position: relative; }
.art-hero h1 { color: #fff; font-size: clamp(30px, 4.5vw, 46px); margin: 14px 0 16px; }
.art-hero p { color: rgba(255,255,255,.82); max-width: 720px; margin: 0 auto; }
.art-note-lang { max-width: 820px; margin: 26px auto -10px; padding: 13px 18px; background: #FFF7E6; border: 1px solid var(--gold-light); border-radius: 12px; color: #7a5d1f; font-size: 14.5px; text-align: center; }
.art-note-lang:empty { display: none; }

.art-filters { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: 40px; }
.art-filter { border: 1.5px solid var(--line); background: #fff; color: var(--navy-800); font-family: var(--sans); font-weight: 600; font-size: 14px; padding: 9px 18px; border-radius: 999px; cursor: pointer; transition: all .2s ease; }
.art-filter:hover { border-color: var(--gold); color: var(--gold-dark); }
.art-filter.active { background: var(--navy); color: #fff; border-color: var(--navy); }

.art-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.art-card { display: flex; flex-direction: column; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 24px; box-shadow: var(--shadow-sm); cursor: pointer; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; text-align: left; }
.art-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: var(--gold-light); }
.art-card .tag { align-self: flex-start; font-size: 12px; font-weight: 600; color: var(--gold-dark); background: var(--cream); padding: 5px 12px; border-radius: 999px; margin-bottom: 14px; }
.art-card h3 { font-size: 19px; line-height: 1.3; margin-bottom: 10px; }
.art-card p { color: var(--muted); font-size: 14.5px; flex: 1; }
.art-card .more { margin-top: 16px; color: var(--gold-dark); font-weight: 600; font-size: 14.5px; }

/* Article detail */
.art-detail { max-width: 760px; margin: 0 auto; }
.art-back { display: inline-flex; align-items: center; gap: 6px; color: var(--gold-dark); font-weight: 600; font-size: 15px; margin-bottom: 24px; cursor: pointer; background: none; border: 0; font-family: var(--sans); }
.art-back:hover { color: var(--navy); }
.art-detail .tag { display: inline-block; font-size: 12.5px; font-weight: 600; color: var(--gold-dark); background: var(--cream); padding: 5px 14px; border-radius: 999px; margin-bottom: 16px; }
.art-detail h1 { font-size: clamp(26px, 3.6vw, 38px); margin-bottom: 22px; line-height: 1.2; }
.art-body { font-size: 16.5px; color: #3a3f47; }
.art-body p { margin-bottom: 16px; }
.art-body ul { margin: 0 0 16px; padding-left: 4px; }
.art-body li { position: relative; padding-left: 26px; margin-bottom: 9px; }
.art-body li::before { content: ""; position: absolute; left: 4px; top: 11px; width: 7px; height: 7px; border-radius: 50%; background: var(--gold); }
.art-body strong { color: var(--navy); }
.art-cta-inline { margin-top: 26px !important; padding: 18px 20px; background: var(--cream); border-left: 4px solid var(--gold); border-radius: 0 12px 12px 0; font-size: 15px; color: #4a4f57; }
.art-cta-inline strong { color: var(--gold-dark); }

/* Bottom CTA box */
.art-cta-box { max-width: 760px; margin: 50px auto 0; background: var(--navy); color: #fff; border-radius: var(--radius-lg); padding: 38px; text-align: center; position: relative; overflow: hidden; }
.art-cta-box::after { content: ""; position: absolute; inset: 0; background: radial-gradient(500px 250px at 50% 0, rgba(194,161,91,.2), transparent 60%); }
.art-cta-box > * { position: relative; }
.art-cta-box h3 { color: #fff; font-size: 24px; margin-bottom: 10px; }
.art-cta-box p { color: rgba(255,255,255,.8); margin-bottom: 22px; }
.art-cta-box .actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

.art-empty { text-align: center; color: var(--muted); padding: 40px; grid-column: 1 / -1; }

@media (max-width: 980px) { .art-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .art-grid { grid-template-columns: 1fr; } .art-cta-box { padding: 28px 22px; } }

/* ---------- Language switch ---------- */
.lang-switch { display: inline-flex; align-items: center; gap: 2px; background: var(--cream); border-radius: 999px; padding: 4px; }
.lang-btn { border: 0; background: transparent; cursor: pointer; font-family: var(--sans); font-weight: 600; font-size: 13px; color: var(--muted); padding: 6px 9px; border-radius: 999px; transition: background .2s ease, color .2s ease; line-height: 1; }
.lang-btn:hover { color: var(--navy); }
.lang-btn.active { background: #fff; color: var(--navy); box-shadow: var(--shadow-sm); }
.mobile-nav .lang-switch { margin-bottom: 26px; align-self: flex-start; background: rgba(255,255,255,.08); }
.mobile-nav .lang-btn { color: rgba(255,255,255,.7); }
.mobile-nav .lang-btn.active { background: var(--gold); color: var(--navy); box-shadow: none; }

/* Collapse the full top bar to a hamburger menu when it would get crowded */
@media (max-width: 1180px) {
  .main-nav, .header-phone, .lang-switch.header-lang { display: none; }
  .nav-toggle { display: block; }
}

@media (max-width: 560px) {
  body { font-size: 16px; }
  .services-grid, .values-grid, .process-grid, .footer-grid { grid-template-columns: 1fr; }
  .hero-actions .btn { width: 100%; }
  .hero-stats { grid-template-columns: repeat(3,1fr); }
  .contact-info, .contact-form, .hero-card { padding: 26px 22px; }
  .about-photo .badge { right: 50%; transform: translateX(50%); }
}