/* ===== YUNTUO GLOBAL STYLES ===== */
/* Shared components for all pages */

:root{
  --navy:#0F172A;
  --orange:#E65100;
  --orange-light:#F97316;
  --white:#FFFFFF;
  --gray-50:#F8FAFC;
  --gray-100:#F1F5F9;
  --gray-200:#E2E8F0;
  --gray-400:#94A3B8;
  --gray-600:#475569;
  --text-light:#64748B;
}

*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;line-height:1.6;color:var(--navy);background:var(--white)}
a{color:var(--orange);text-decoration:none}
img{max-width:100%;height:auto}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 28px;border-radius:8px;font-weight:600;font-size:15px;cursor:pointer;transition:all 0.25s ease;border:none}
.btn-primary{background:var(--orange);color:var(--white)}
.btn-primary:hover{background:#CC4600}
.btn-whatsapp{background:#25D366;color:var(--white)}
.btn-whatsapp:hover{background:#20BD5A}
.btn-whatsapp svg,.btn svg{width:20px;height:20px;fill:currentColor}

/* ===== HEADER ===== */
.header{padding:16px 0;background:var(--white);border-bottom:1px solid var(--gray-200);position:sticky;top:0;z-index:100;height:72px}
.header__wrap{max-width:1200px;margin:0 auto;padding:0 20px;display:flex;align-items:center;justify-content:space-between;height:100%}
.header__logo{display:flex;align-items:center;gap:12px}
.header__logo .mark img{height:40px;width:auto}
.header__logo .text{display:flex;flex-direction:column;line-height:1.1}
.header__logo .brand-name{font-weight:700;font-size:18px;letter-spacing:2px;color:var(--navy);text-transform:uppercase}
.header__logo .tagline{font-weight:500;font-size:10px;letter-spacing:3px;color:var(--orange);text-transform:uppercase}
.header__nav{display:flex;gap:24px}
.header__nav a{color:var(--navy);text-decoration:none;font-size:14px;font-weight:500}
.header__nav a:hover,.header__nav a.active{color:var(--orange)}
.header__cta{background:var(--orange);color:var(--white);padding:10px 20px;border-radius:6px;font-size:14px;font-weight:600}
.header__cta:hover{background:#CC4600;color:var(--white)}
.mobile-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.mobile-toggle span{width:24px;height:2px;background:var(--navy);transition:all 0.3s}

/* ===== MOBILE MENU ===== */
.mobile-menu{position:fixed;inset:0;background:rgba(0,0,0,0.5);z-index:200;opacity:0;visibility:hidden;transition:all 0.3s}
.mobile-menu.active{opacity:1;visibility:visible}
.mobile-menu__content{position:absolute;right:0;top:0;width:280px;height:100%;background:var(--white);padding:24px;transform:translateX(100%);transition:transform 0.3s;overflow-y:auto}
.mobile-menu.active .mobile-menu__content{transform:translateX(0)}
.mobile-menu__logo{display:flex;align-items:center;gap:10px;margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid var(--gray-200)}
.mobile-menu__logo .mark img{height:32px}
.mobile-menu__logo .brand-name{font-weight:700;font-size:16px;letter-spacing:1px}
.mobile-menu a{display:block;padding:12px 0;border-bottom:1px solid var(--gray-100);color:var(--navy);font-size:15px}
.mobile-menu a:hover{color:var(--orange)}
.mobile-menu__cta{background:var(--orange);color:var(--white);text-align:center;padding:14px;border-radius:8px;margin-top:16px;font-weight:600}

/* ===== WHATSAPP FLOAT ===== */
.whatsapp-float{position:fixed;bottom:24px;right:24px;z-index:90}
.whatsapp-float__btn{width:56px;height:56px;background:#25D366;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(0,0,0,0.15);transition:transform 0.3s}
.whatsapp-float__btn:hover{transform:scale(1.1)}
.whatsapp-float__btn svg{width:28px;height:28px;fill:white}
.whatsapp-float__tooltip{position:absolute;right:70px;top:50%;transform:translateY(-50%);background:var(--navy);color:white;padding:8px 16px;border-radius:8px;font-size:13px;white-space:nowrap}
.whatsapp-float__tooltip::after{content:'';position:absolute;right:-6px;top:50%;transform:translateY(-50%);border:6px solid transparent;border-left-color:var(--navy)}

/* ===== FOOTER ===== */
.footer{background:var(--navy);color:var(--gray-400);padding:60px 0 30px}
.footer__wrap{max-width:1200px;margin:0 auto;padding:0 20px}
.footer__brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer__brand .mark img{height:36px}
.footer__brand .text{color:var(--white)}
.footer__brand .brand-name{font-weight:700;font-size:16px;letter-spacing:1px;display:block}
.footer__brand .tagline{font-size:10px;letter-spacing:2px;color:var(--orange);text-transform:uppercase}
.footer__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:40px;margin-bottom:40px}
.footer__col h5{font-size:12px;letter-spacing:0.15em;text-transform:uppercase;color:var(--white);margin-bottom:16px}
.footer__col ul{list-style:none;padding:0;margin:0}
.footer__col li{margin-bottom:10px}
.footer__col a{color:var(--gray-400);font-size:14px}
.footer__col a:hover{color:var(--white)}
.footer__col--contact p{font-size:14px;margin-bottom:8px}
.footer__bottom{border-top:1px solid rgba(255,255,255,0.1);padding-top:20px;display:flex;justify-content:space-between;align-items:center;font-size:13px}
.footer__legal{display:flex;gap:16px}
.footer__legal a{color:var(--gray-400)}
.footer__legal a:hover{color:var(--white)}

/* ===== RESPONSIVE ===== */
@media(max-width:1024px){
  .header__nav{display:none}
  .mobile-toggle{display:flex}
  .header__cta{display:none}
  .footer__grid{grid-template-columns:repeat(2,1fr)}
}

@media(max-width:768px){
  .footer__grid{grid-template-columns:1fr}
  .footer__bottom{flex-direction:column;gap:12px;text-align:center}
  .whatsapp-float{bottom:16px;right:16px}
  .whatsapp-float__btn{width:48px;height:48px}
  .whatsapp-float__btn svg{width:24px;height:24px}
}

/* ===== SECTION STYLES ===== */
.section{padding:64px 0}
.section__title{font-size:clamp(24px,3vw,32px);font-weight:300;text-align:center;margin-bottom:12px}
.section__subtitle{font-size:16px;color:var(--text-light);text-align:center;margin-bottom:32px;max-width:700px;margin-left:auto;margin-right:auto}
.section--gray{background:var(--gray-50)}
.section--dark{background:linear-gradient(135deg,var(--navy) 0%,#1E293B 100%);color:var(--white)}

/* ===== FAQ ===== */
.faq-item{border-bottom:1px solid var(--gray-200);padding:20px 0}
.faq-item__question{font-size:16px;font-weight:600;margin-bottom:8px;cursor:pointer;display:flex;justify-content:space-between;align-items:center}
.faq-item__answer{font-size:15px;color:var(--text-light);display:none}
.faq-item.active .faq-item__answer{display:block}

/* ===== CARDS ===== */
.card{background:var(--gray-50);padding:24px;border-radius:12px;transition:transform 0.25s}
.card:hover{transform:translateY(-4px)}
.card h3{font-size:18px;margin-bottom:12px}
.card p{font-size:14px;color:var(--text-light)}

/* ===== GRID ===== */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}

@media(max-width:768px){
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
}

/* ===== HERO ===== */
.hero{padding:80px 0;background:linear-gradient(135deg,var(--navy) 0%,#1E293B 100%);color:var(--white);text-align:center}
.hero__eyebrow{font-size:11px;letter-spacing:0.2em;text-transform:uppercase;color:var(--orange);margin-bottom:16px}
.hero__title{font-size:clamp(32px,5vw,52px);font-weight:300;margin-bottom:20px;line-height:1.2}
.hero__subtitle{font-size:18px;color:var(--gray-400);max-width:600px;margin:0 auto 32px}
.hero__btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

@media(max-width:600px){.hero{padding:48px 0}.section{padding:40px 0}}


/* =====================================================================
   V5.2 SITE HEADER + FOOTER (canonical, all 21 pages)
   ===================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #FFFFFF;
  border-bottom: 1px solid #E8ECF2;
  height: 76px;
  display: flex;
  align-items: center;
}
.site-header__inner {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  gap: 32px;
}
.site-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  flex-shrink: 0;
}
.site-logo__mark {
  display: inline-flex;
  align-items: center;
  height: 38px;
}
.site-logo__mark img {
  height: 38px;
  width: auto;
  display: block;
}
.site-logo__wordmark {
  display: flex;
  flex-direction: column;
  line-height: 1;
}
.site-logo__name {
  color: #0A2463;
  font-weight: 700;
  font-size: 19px;
  letter-spacing: 2.5px;
  display: block;
}
.site-logo__tagline {
  display: block;
  margin-top: 5px;
  color: #E65100;
  font-weight: 600;
  font-size: 9px;
  letter-spacing: 2.4px;
  text-transform: uppercase;
}
.site-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-left: auto;
}
.site-nav a {
  color: #0A2463;
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  letter-spacing: 0.2px;
  padding: 6px 0;
  transition: color 0.2s;
}
.site-nav a:hover,
.site-nav a.active { color: #E65100; }
.site-header__cta {
  background: #E65100;
  color: #FFFFFF;
  padding: 11px 22px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.2px;
  text-decoration: none;
  transition: background 0.2s;
  flex-shrink: 0;
}
.site-header__cta:hover { background: #CC4600; }

.site-header__toggle {
  display: none;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 8px;
  margin-left: auto;
}
.site-header__toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: #0A2463;
  margin: 5px 0;
  transition: transform 0.25s, opacity 0.2s;
  border-radius: 2px;
}
.site-header__toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.site-header__toggle.active span:nth-child(2) { opacity: 0; }
.site-header__toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ----- Mobile Menu ----- */
.site-mobile-menu {
  display: none;
  position: fixed;
  top: 76px;
  left: 0;
  right: 0;
  bottom: 0;
  background: #FFFFFF;
  z-index: 99;
  padding: 32px;
  flex-direction: column;
  overflow-y: auto;
}
.site-mobile-menu.active { display: flex; }
.site-mobile-menu__logo { margin-bottom: 24px; }
.site-mobile-menu__nav { display: flex; flex-direction: column; }
.site-mobile-menu__nav a {
  color: #0A2463;
  font-size: 16px;
  font-weight: 500;
  text-decoration: none;
  padding: 16px 0;
  border-bottom: 1px solid #E8ECF2;
}
.site-mobile-menu__nav a:hover { color: #E65100; }
.site-mobile-menu__cta {
  margin-top: 24px;
  background: #E65100;
  color: #FFFFFF !important;
  padding: 14px;
  border-radius: 6px;
  text-align: center;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 0 !important;
}

/* ----- Site Footer (light) ----- */
.site-footer {
  background: #FFFFFF;
  color: #475569;
  border-top: 1px solid #E8ECF2;
}
.site-footer__inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 64px 32px 40px;
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 48px;
}
.site-footer__col { display: flex; flex-direction: column; }
.site-logo--footer { margin-bottom: 24px; }
.site-footer__col--brand p { margin: 0 0 8px; font-size: 14px; line-height: 1.65; }
.site-footer__legal-name {
  color: #0A2463 !important;
  font-weight: 500 !important;
  font-size: 14px !important;
  max-width: 280px;
  line-height: 1.45;
}
.site-footer__address { color: #64748B !important; font-size: 13px !important; }
.site-footer__contact { margin-bottom: 8px !important; }
.site-footer__contact a {
  color: #0A2463;
  text-decoration: none;
  transition: color 0.2s;
}
.site-footer__contact a:hover { color: #E65100; }
.site-footer__contact--wa {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 0 !important;
}
.site-footer__wa-icon { width: 18px; height: 18px; flex-shrink: 0; }
.site-footer__heading {
  background: none;
  border: 0;
  padding: 0;
  margin: 0 0 18px;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #0A2463;
  font-weight: 600;
  text-align: left;
  cursor: default;
}
.site-footer__col ul { list-style: none; padding: 0; margin: 0; }
.site-footer__col li { margin-bottom: 10px; }
.site-footer__col a {
  color: #475569;
  font-size: 14px;
  text-decoration: none;
  transition: color 0.2s;
}
.site-footer__col a:hover { color: #E65100; }
.site-footer__bottom {
  max-width: 1400px;
  margin: 0 auto;
  padding: 24px 32px;
  border-top: 1px solid #E8ECF2;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12px;
  color: #94A3B8;
}
.site-footer__legal {
  display: flex;
  gap: 14px;
  align-items: center;
}
.site-footer__legal a {
  color: #0A2463;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}
.site-footer__legal a:hover { color: #E65100; }
.site-footer__sep { color: #CBD5E1; }

/* ----- Responsive ----- */
@media (max-width: 1100px) {
  .site-nav { gap: 20px; }
  .site-header__cta { padding: 10px 18px; }
}
@media (max-width: 1024px) {
  .site-nav, .site-header__cta { display: none; }
  .site-header__toggle { display: block; }
}
@media (max-width: 768px) {
  .site-header { height: 64px; }
  .site-header__inner { padding: 0 16px; gap: 12px; }
  .site-logo__mark, .site-logo__mark img { height: 30px; }
  .site-logo__name { font-size: 14px; letter-spacing: 2px; }
  .site-logo__tagline { font-size: 7.5px; letter-spacing: 2px; margin-top: 4px; }
  .site-mobile-menu { top: 64px; }

  .site-footer__inner {
    grid-template-columns: 1fr;
    gap: 0;
    padding: 24px 16px 16px;
  }
  .site-footer__col--brand {
    padding-bottom: 24px;
    border-bottom: 1px solid #E8ECF2;
    margin-bottom: 8px;
  }
  .site-footer__col--brand p { font-size: 13px; }
  .site-footer__legal-name { font-size: 14px; }
  .site-footer__col { border-bottom: 1px solid #E8ECF2; }
  .site-footer__col:last-child { border-bottom: 0; }
  .site-footer__heading {
    display: flex;
    width: 100%;
    justify-content: space-between;
    align-items: center;
    padding: 18px 0;
    margin: 0;
    cursor: pointer;
    border: 0;
    background: none;
    font-size: 12px;
  }
  .site-footer__heading::after {
    content: '+';
    font-size: 20px;
    font-weight: 400;
    color: #E65100;
    transition: transform 0.25s;
    line-height: 1;
  }
  .site-footer__col.active .site-footer__heading::after { content: '×'; }
  .site-footer__col ul {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }
  .site-footer__col.active ul { max-height: 500px; padding-bottom: 18px; }
  .site-footer__col li { padding: 4px 0; }
  .site-footer__col a { display: block; padding: 6px 0; min-height: 36px; line-height: 36px; }
  .site-footer__bottom { padding: 20px 16px; flex-direction: column; text-align: center; gap: 10px; font-size: 11px; }
  .site-footer__legal { gap: 18px; justify-content: center; }
}