/*
Theme Name: Haikuo
Theme URI: https://frphk.cn
Author: Guangdong Haikuo Composite Materials Co., Ltd.
Description: Custom lightweight theme for Guangdong Haikuo Composite Materials.
Version: 1.0.0
Requires PHP: 7.4
Text Domain: haikuo
*/

/* ---------- Design tokens ---------- */
:root{
  --navy: #0b1a2b;
  --navy-light: #132a44;
  --blue: #4376ba;
  --blue-dark: #305d94;
  --green: #76ba5d;
  --gray-50: #f6f8fa;
  --gray-100: #eef1f5;
  --gray-300: #d7dee6;
  --gray-600: #5b6b7c;
  --gray-900: #10202f;
  --white: #ffffff;
  --radius: 10px;
  --shadow: 0 4px 20px rgba(11,26,43,0.08);
  --container: 1240px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: var(--font);
  color: var(--gray-900);
  background: var(--white);
  line-height: 1.6;
  font-size: 16px;
}
img{ max-width:100%; height:auto; display:block; }
a{ color: var(--blue); text-decoration:none; }
a:hover{ color: var(--blue-dark); }
h1,h2,h3,h4{ line-height:1.25; font-weight:800; color: var(--navy); margin:0 0 .5em; }
h1{ font-size: clamp(2rem, 4vw, 2.75rem); }
h2{ font-size: clamp(1.5rem, 3vw, 2.1rem); }
h3{ font-size: 1.25rem; }
p{ margin:0 0 1em; color: var(--gray-900); }
ul{ padding-left: 1.2em; }
.container{ max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding: 14px 28px; border-radius: 6px; font-weight:700; font-size:.95rem;
  border: 2px solid transparent; cursor:pointer; transition: all .15s ease;
}
.btn-primary{ background: var(--green); color: var(--navy); }
.btn-primary:hover{ background:#66a94f; color:var(--navy); }
.btn-outline{ background:transparent; border-color: rgba(255,255,255,.5); color:#fff; }
.btn-outline:hover{ border-color:#fff; background: rgba(255,255,255,.08); }
.btn-outline-dark{ background:transparent; border-color: var(--gray-300); color: var(--navy); }
.btn-outline-dark:hover{ border-color: var(--blue); color: var(--blue); }
.section{ padding: 72px 0; }
.section-alt{ background: var(--gray-50); }
.eyebrow{
  display:inline-flex; align-items:center; gap:8px; text-transform:uppercase;
  letter-spacing:.12em; font-weight:700; font-size:.8rem; color: var(--blue);
  margin-bottom: 14px;
}
.eyebrow::before{ content:""; width:22px; height:2px; background: var(--green); display:inline-block; }
.lead{ font-size:1.1rem; color: var(--gray-600); max-width: 640px; }
.center{ text-align:center; margin-left:auto; margin-right:auto; }

/* ---------- Header ---------- */
.site-header{
  position: sticky; top:0; z-index: 100; background: rgba(255,255,255,.97);
  border-bottom: 1px solid var(--gray-100);
}
.site-header .container{ display:flex; align-items:center; justify-content:space-between; height:76px; gap:10px; max-width:1500px; }
.brand{ display:flex; align-items:center; gap:10px; font-weight:800; color: var(--navy); font-size:1.05rem; white-space:nowrap; min-width:0; flex-shrink:0; }
.brand img{ height:32px; width:auto; flex-shrink:0; }
.header-actions{ min-width:0; flex-shrink:0; }
.primary-nav{ display:flex; align-items:center; gap:0; flex-wrap:nowrap; }
.primary-nav > a, .nav-item{ position:relative; display:flex; align-items:center; }
.primary-nav > a, .nav-item > a{
  display:inline-flex; align-items:center; gap:2px; padding: 9px 4px; color: var(--gray-900); font-weight:600; font-size:.8rem;
  border-radius:6px; white-space:nowrap; position:relative;
}
.primary-nav > a::after, .nav-item > a::after{
  content:""; position:absolute; left:5px; right:5px; bottom:5px; height:2px; background: var(--green);
  transform: scaleX(0); transform-origin:left; transition: transform .2s ease;
}
.primary-nav > a:hover::after, .nav-item > a:hover::after, .nav-item.is-open > a::after{ transform: scaleX(1); }
.primary-nav > a:hover, .nav-item > a:hover{ background: var(--gray-100); color: var(--blue); }
.header-actions{ display:flex; align-items:center; gap:8px; }
.lang-switch select{
  border:1px solid var(--gray-300); border-radius:6px; padding:8px 10px; font-family: var(--font);
  font-size:.85rem; background:#fff; color:var(--gray-900);
}
.nav-toggle{ display:none; background:none; border:none; cursor:pointer; padding:8px; }
.nav-toggle svg{ width:26px; height:26px; }

/* ---------- Mega-menu dropdowns ---------- */
.chevron{ width:14px; height:14px; flex-shrink:0; transition: transform .2s ease; }
.nav-item.is-open .chevron{ transform: rotate(180deg); }
.dropdown-toggle{ display:none; }
.mega-menu{
  position:absolute; top: calc(100% + 1px); left:50%; transform: translate(-50%, -6px);
  background:#fff; border-radius: var(--radius); box-shadow: 0 20px 48px rgba(11,26,43,.18); border:1px solid var(--gray-100);
  padding: 20px; width: 420px; z-index: 200;
  opacity:0; visibility:hidden; pointer-events:none;
  transition: opacity .18s ease, transform .18s ease, visibility .18s;
}
.nav-item:hover .mega-menu, .nav-item.is-open .mega-menu{
  opacity:1; visibility:visible; pointer-events:auto; transform: translate(-50%, 0);
}
.mega-menu.mega-menu-list{ width:200px; left:auto; right:0; transform:translateY(-6px); padding:10px; }
.nav-item.is-open .mega-menu.mega-menu-list, .nav-item:hover .mega-menu.mega-menu-list{ transform:translateY(0); }
.mega-menu.mega-menu-list .mega-menu-grid{ grid-template-columns:1fr; }
.mega-menu.mega-menu-wide{ width:640px; left:auto; right:0; transform:translateY(-6px); }
.nav-item.is-open .mega-menu.mega-menu-wide, .nav-item:hover .mega-menu.mega-menu-wide{ transform:translateY(0); }
.mega-menu.mega-menu-wide .mega-menu-grid{ grid-template-columns: repeat(3, 1fr); }
.mega-menu-grid{ display:grid; grid-template-columns: repeat(2, 1fr); gap:6px; }
.mega-menu-grid a{
  display:flex; align-items:center; gap:10px; padding:8px; border-radius:8px; font-size:.86rem; font-weight:600;
  color: var(--gray-900); transition: background .15s ease, color .15s ease;
}
.mega-menu-grid a:hover{ background: var(--gray-50); color: var(--blue); }
.mega-menu-grid img{ width:36px; height:36px; border-radius:6px; object-fit:cover; flex-shrink:0; background: var(--gray-100); }
.mega-menu-grid a span{ line-height:1.25; }
.mega-menu-viewall{
  display:flex; align-items:center; gap:6px; margin-top:14px; padding-top:14px; border-top:1px solid var(--gray-100);
  font-weight:700; font-size:.85rem; color: var(--blue);
}
.mega-menu-viewall span{ transition: transform .15s ease; }
.mega-menu-viewall:hover span{ transform: translateX(3px); }

@media (max-width: 1400px){
  .primary-nav{
    position:fixed; inset: 76px 0 0 0; background:#fff; flex-direction:column; align-items:stretch;
    padding: 12px 20px; overflow-y:auto; transform: translateY(-8px); opacity:0; pointer-events:none;
    transition: all .2s ease; gap:0;
  }
  .primary-nav.is-open{ transform:none; opacity:1; pointer-events:auto; }
  .primary-nav > a, .nav-item > a{ padding:14px 8px; border-bottom:1px solid var(--gray-100); border-radius:0; flex:0 0 auto; }
  .primary-nav > a::after, .nav-item > a::after{ display:none; }
  .nav-item{ flex-direction:column; align-items:stretch; border-bottom:1px solid var(--gray-100); }
  .nav-item > a{ border-bottom:none; }
  .nav-toggle{ display:inline-flex; }
  .header-actions .btn{ display:none; }

  .dropdown-toggle{
    display:flex; align-items:center; justify-content:center; position:absolute; right:0; top:2px;
    width:44px; height:44px; background:none; border:none; cursor:pointer; color: var(--gray-600);
  }
  .dropdown-toggle svg{ width:18px; height:18px; transition: transform .2s ease; }
  .nav-item.is-open .dropdown-toggle svg{ transform: rotate(180deg); }

  .mega-menu{
    position:static; transform:none; width:auto; box-shadow:none; border:none; padding:0 0 0 8px;
    max-height:0; overflow:hidden; opacity:1; visibility:visible; pointer-events:auto;
    transition: max-height .25s ease, padding .25s ease;
  }
  .nav-item.is-open .mega-menu, .nav-item.is-open .mega-menu.mega-menu-wide, .nav-item.is-open .mega-menu.mega-menu-list{ max-height:600px; padding:4px 0 16px 8px; transform:none; }
  .mega-menu-grid, .mega-menu.mega-menu-wide .mega-menu-grid{ grid-template-columns: 1fr; }
  .mega-menu.mega-menu-wide, .mega-menu.mega-menu-list{ width:auto; }
  .mega-menu-grid img{ width:30px; height:30px; }
}
@media (max-width: 640px){
  .brand span{ display:none; }
  .site-header .container{ gap:10px; }
  .lang-switch select{ padding:6px 8px; font-size:.8rem; }
}

/* ---------- Hero ---------- */
.hero{
  background: radial-gradient(circle at 15% 20%, var(--navy-light), var(--navy) 60%);
  color:#fff; padding: 88px 0 96px; position:relative; overflow:hidden;
}
.hero::after{
  content:""; position:absolute; right:-120px; top:-120px; width:480px; height:480px; border-radius:50%;
  background: radial-gradient(circle, rgba(67,118,186,.35), transparent 70%);
}
.hero .container{ position:relative; }
.hero h1{ color:#fff; max-width: 760px; }
.hero .lead{ color: #b9c6d6; max-width: 640px; margin-bottom: 28px; }
.hero-actions{ display:flex; gap:14px; flex-wrap:wrap; margin-bottom: 34px; }
.hero-points{ list-style:none; padding:0; margin:0; display:flex; gap:28px; flex-wrap:wrap; color:#9fb3c8; font-size:.92rem; }
.hero-points li{ display:flex; align-items:center; gap:8px; }
.hero-points li::before{ content:"✓"; color: var(--green); font-weight:800; }

/* ---------- Stats ---------- */
.stats{ background:#fff; border-bottom:1px solid var(--gray-100); }
.stats .container{ display:grid; grid-template-columns: repeat(4,1fr); gap:24px; padding: 40px 24px; }
.stat b{ display:block; font-size:2rem; color: var(--navy); font-weight:800; }
.stat span{ color: var(--gray-600); font-size:.85rem; text-transform:uppercase; letter-spacing:.06em; }
@media (max-width:760px){ .stats .container{ grid-template-columns: repeat(2,1fr); } }

/* ---------- Cards ---------- */
.card-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap:24px; margin-top: 40px; }
@media (max-width:900px){ .card-grid{ grid-template-columns: repeat(2,1fr); } }
@media (max-width:600px){ .card-grid{ grid-template-columns: 1fr; } }
.card{
  background:#fff; border:1px solid var(--gray-100); border-radius: var(--radius); overflow:hidden;
  box-shadow: var(--shadow); transition: transform .15s ease, box-shadow .15s ease; display:flex; flex-direction:column;
}
.card:hover{ transform: translateY(-4px); box-shadow: 0 12px 30px rgba(11,26,43,.14); }
.card .thumb{ aspect-ratio: 4/3; background: var(--gray-100); overflow:hidden; }
.card .thumb img{ width:100%; height:100%; object-fit:cover; }
.card-body{ padding: 22px; display:flex; flex-direction:column; gap:8px; flex:1; }
.card-body h3{ margin:0; }
.card-body p{ color: var(--gray-600); font-size:.92rem; margin:0; flex:1; }
.card-link{ font-weight:700; font-size:.88rem; display:inline-flex; align-items:center; gap:6px; margin-top:8px; }
.card-link::after{ content:"→"; transition: transform .15s ease; }
.card:hover .card-link::after{ transform: translateX(3px); }

/* ---------- CTA band ---------- */
.cta-band{ background: var(--navy); color:#fff; padding: 56px 0; }
.cta-band .container{ display:flex; align-items:center; justify-content:space-between; gap:24px; flex-wrap:wrap; }
.cta-band h2{ color:#fff; margin:0; font-size:1.6rem; }
.cta-band p{ color:#9fb3c8; margin:4px 0 0; }

/* ---------- Footer ---------- */
.site-footer{ background: var(--navy); color:#b9c6d6; padding: 56px 0 24px; }
.footer-grid{ display:grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 40px; }
@media (max-width:860px){ .footer-grid{ grid-template-columns: 1fr 1fr; } }
@media (max-width:520px){ .footer-grid{ grid-template-columns: 1fr; } }
.site-footer h4{ color:#fff; font-size:.85rem; text-transform:uppercase; letter-spacing:.08em; margin-bottom:16px; }
.site-footer a{ color:#b9c6d6; }
.site-footer a:hover{ color:#fff; }
.footer-links{ list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap:10px; font-size:.92rem; }
.footer-brand{ display:flex; align-items:center; gap:10px; font-weight:800; color:#fff; margin-bottom:14px; }
.footer-brand img{ height:36px; }
.footer-contact{ list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap:10px; font-size:.92rem; }
.footer-qr-row{ display:flex; gap:20px; margin-top:18px; }
.footer-qr{ display:flex; flex-direction:column; align-items:center; gap:6px; }
.footer-qr img{ width:76px; height:76px; border-radius:6px; background:#fff; padding:4px; margin:0; cursor:zoom-in; }
.footer-qr span{ font-size:.75rem; color:#9fb3c8; }
.footer-bottom{ border-top:1px solid rgba(255,255,255,.1); padding-top:20px; font-size:.82rem; display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px; color:#7f92a6; }

/* ---------- Inner pages ---------- */
.breadcrumb{ background: var(--gray-50); border-bottom:1px solid var(--gray-100); font-size:.85rem; color: var(--gray-600); }
.breadcrumb .container{ padding: 12px 24px; }
.breadcrumb a{ color: var(--gray-600); }
.breadcrumb a:hover{ color: var(--blue); }
.breadcrumb .sep{ margin:0 4px; }
#about_ceritifications{ scroll-margin-top: 220px; }
.page-hero{ background: var(--navy); color:#fff; padding: 48px 0; }
.page-hero h1{ color:#fff; margin:0; }
.entry-wrap{ padding: 56px 0; }
.entry-content h2{ margin-top: 1.4em; }
.entry-content img{ border-radius: 8px; margin: 12px 0; }
.entry-content ul{ margin-bottom: 1.2em; }
.entry-content > div{ margin-bottom: 1.6em; }
.entry-content a[href^="mailto:"], .entry-content a[href^="tel:"]{ font-weight:600; }

/* ---------- Technical Data / Media Library tab blocks ---------- */
.entry-content .tabBox{ margin-bottom:2.2em; }
.entry-content .tabBox .hd{ display:flex; align-items:center; gap:8px; margin-bottom:16px; }
.entry-content .tabBox .hd .fa{ display:none; }
.entry-content .tabBox .hd h2{ margin:0; font-size:1.3rem; }
.entry-content .tabBox .hd a.more{ display:none; }
.entry-content .tabBox .bd ul{ list-style:none; padding:0; margin:0; display:grid; grid-template-columns:repeat(auto-fit,minmax(280px,1fr)); gap:24px; }
.entry-content .tabBox .bd ul li{ background:var(--gray-50); border-radius:var(--radius); padding:16px; text-align:left; font-size:.95rem; color:var(--gray-900); }
.entry-content .tabBox .bd ul li a{ color:inherit; display:block; }
.entry-content .tabBox .bd ul li h3{ margin:12px 0 6px; font-size:1.05rem; }
.entry-content .tabBox .bd ul li p{ color:var(--gray-600); font-size:.88rem; margin:0; }
.entry-content .tabBox .bd ul li .fr{ display:none; } /* broken legacy PDF icon path */
.entry-content .movieiframe{ position:relative; padding-bottom:56.25%; height:0; overflow:hidden; border-radius:8px; margin-bottom:12px; }
.entry-content .movieiframe iframe{ position:absolute; top:0; left:0; width:100%; height:100%; border:0; }

/* generic fixups for legacy migrated markup */
.entry-content > .fl:first-child,
.entry-content > .fl:first-child + .fr{ display:none; } /* old breadcrumb + sharethis remnants only */
.entry-content ul[class]{ list-style:none; padding:0; display:grid; grid-template-columns:repeat(auto-fit,minmax(160px,1fr)); gap:16px; }
.entry-content ul[class] li{ background:var(--gray-50); border-radius:8px; padding:12px; text-align:center; font-size:.85rem; color:var(--gray-600); }
.entry-content ul[class] img{ margin:0 0 8px; border-radius:6px; }

/* ---------- Contact page ---------- */
.contact-grid{ display:grid; grid-template-columns: 1fr 1.6fr; gap:40px; align-items:start; }
.contact-info h2, .contact-form-card h2{ margin-top:0; }
.contact-info p, .contact-form-card > p{ color: var(--gray-600); }
.contact-info-list{ list-style:none; padding:0; margin:20px 0 0; display:flex; flex-direction:column; gap:16px; }
.contact-info-list li{ display:flex; flex-direction:column; gap:2px; padding:14px 16px; background: var(--gray-50); border-radius: var(--radius); }
.contact-info-label{ font-size:.75rem; font-weight:700; text-transform:uppercase; letter-spacing:.06em; color: var(--gray-600); }
.contact-info-list a{ font-weight:600; }
.contact-info-list span:not(.contact-info-label){ color: var(--navy); }

.contact-form-card{ background:#fff; border:1px solid var(--gray-100); border-radius: var(--radius); box-shadow: 0 12px 40px rgba(11,26,43,.08); padding:32px; }
.quote-widget{ margin-top:48px; max-width:640px; }
.contact-form{ margin-top:20px; display:flex; flex-direction:column; gap:16px; }
.contact-form-row{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.contact-form label{ display:flex; flex-direction:column; gap:6px; font-size:.85rem; font-weight:700; color: var(--navy); }
.contact-form input, .contact-form select, .contact-form textarea{
  font-family: var(--font); font-size:.95rem; font-weight:400; color: var(--navy);
  border:1px solid var(--gray-300); border-radius:8px; padding:10px 12px; background:#fff;
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus{
  outline:2px solid var(--green); outline-offset:1px; border-color: var(--green);
}
.contact-form textarea{ resize:vertical; }
.contact-form .btn{ align-self:flex-start; border:none; cursor:pointer; font-size:1rem; }
.contact-form .btn:disabled{ opacity:.6; cursor:not-allowed; }
.contact-form-honeypot{ position:absolute; left:-9999px; width:1px; height:1px; overflow:hidden; }
.contact-form-status{ margin:0; font-size:.9rem; min-height:1.2em; }
.contact-form-status-success{ color:#2f7a3d; font-weight:600; }
.contact-form-status-error{ color:#b3261e; font-weight:600; }

@media (max-width: 860px){
  .contact-grid{ grid-template-columns:1fr; }
  .contact-form-row{ grid-template-columns:1fr; }
  .contact-form-card{ padding:22px; }
}

.not-found{ padding:96px 0; text-align:center; }

/* ---------- Team / staff contacts ---------- */
.team-grid{ display:grid; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); gap:24px; margin:24px 0 0; }
.team-card{ background:#fff; border:1px solid var(--gray-100); border-radius:var(--radius); box-shadow:var(--shadow); overflow:hidden; }
.team-card img{ width:100%; aspect-ratio:3/4; object-fit:cover; object-position:top center; margin:0; border-radius:0; }
.team-card-body{ padding:18px 20px 22px; text-align:center; }
.team-card h3{ margin:0 0 2px; }
.team-role{ display:block; color:var(--blue); font-weight:700; font-size:.78rem; text-transform:uppercase; letter-spacing:.05em; margin-bottom:14px; }
.team-card ul{ list-style:none; padding:0; margin:0; text-align:left; display:flex; flex-direction:column; gap:8px; font-size:.88rem; color:var(--gray-600); }
.team-card ul li{ padding-left:16px; position:relative; }
.team-card ul li::before{ content:"•"; color:var(--green); position:absolute; left:0; font-weight:800; }

/* ---------- Certificates grid ---------- */
.cert-grid{ display:grid; grid-template-columns:repeat(auto-fit,minmax(140px,1fr)); gap:20px; margin-top:24px; }
.cert-grid img{ width:100%; border:1px solid var(--gray-100); border-radius:8px; background:#fff; box-shadow:var(--shadow); margin:0; }
.cert-grid img, .img_certificate{ cursor:zoom-in; transition: transform .15s ease; }
.cert-grid img:hover, .img_certificate:hover{ transform: translateY(-2px); }

/* ---------- Certificate lightbox ---------- */
.cert-lightbox{
  position:fixed; inset:0; background:rgba(11,26,43,.92); z-index:9998;
  display:flex; align-items:center; justify-content:center; padding:40px;
}
.cert-lightbox[hidden]{ display:none; }
.cert-lightbox img{ max-width:100%; max-height:100%; border-radius:8px; box-shadow:0 20px 60px rgba(0,0,0,.4); margin:0; cursor:default; }
.cert-lightbox-close{
  position:fixed; top:20px; right:24px; width:44px; height:44px; border-radius:50%;
  background:rgba(255,255,255,.15); border:none; color:#fff; font-size:1.8rem; line-height:1;
  cursor:pointer; display:flex; align-items:center; justify-content:center; transition: background .15s ease;
}
.cert-lightbox-close:hover{ background:rgba(255,255,255,.3); }
@media (max-width:600px){
  .cert-lightbox{ padding:20px; }
  .cert-lightbox-close{ top:10px; right:10px; }
}

/* ---------- Chat widget ---------- */
.haikuo-chat{ position:fixed; right:20px; bottom:20px; z-index:9999; font-family:var(--font); }
.haikuo-chat-toggle{
  width:58px; height:58px; border-radius:50%; background:var(--navy); color:#fff; border:none;
  box-shadow: var(--shadow); cursor:pointer; display:flex; align-items:center; justify-content:center;
  transition: transform .15s ease, background .15s ease;
}
.haikuo-chat-toggle:hover{ background: var(--blue-dark); transform: translateY(-2px); }
.haikuo-chat-toggle svg{ width:26px; height:26px; }
.haikuo-chat-panel{
  position:absolute; right:0; bottom:72px; width:340px; max-width: calc(100vw - 40px); height:460px; max-height: calc(100vh - 120px);
  background:#fff; border-radius: var(--radius); box-shadow: 0 12px 40px rgba(11,26,43,.24);
  display:flex; flex-direction:column; overflow:hidden; border:1px solid var(--gray-100);
}
.haikuo-chat-panel[hidden]{ display:none; }
.haikuo-chat-head{
  background: var(--navy); color:#fff; padding:10px 12px 10px 10px; font-weight:700; font-size:.95rem;
  display:flex; align-items:center; gap:10px;
}
.haikuo-chat-avatar{ width:34px; height:34px; border-radius:50%; flex-shrink:0; background:#fff; object-fit:cover; }
.haikuo-chat-head span{ flex:1; }
.haikuo-chat-close{ background:none; border:none; color:#fff; font-size:1.4rem; line-height:1; cursor:pointer; padding:0 4px; flex-shrink:0; }
.haikuo-chat-body{ flex:1; overflow-y:auto; padding:14px 16px; display:flex; flex-direction:column; gap:10px; background: var(--gray-50); }
.haikuo-chat-msg{ max-width:82%; padding:10px 13px; border-radius:12px; font-size:.88rem; line-height:1.45; white-space:pre-wrap; }
.haikuo-chat-msg-assistant{ align-self:flex-start; background:#fff; border:1px solid var(--gray-100); color: var(--gray-900); border-bottom-left-radius:2px; }
.haikuo-chat-msg-user{ align-self:flex-end; background: var(--blue); color:#fff; border-bottom-right-radius:2px; }
.haikuo-chat-thinking{ opacity:.55; }
.haikuo-chat-form{ display:flex; gap:8px; padding:12px; border-top:1px solid var(--gray-100); background:#fff; }
.haikuo-chat-input{
  flex:1; border:1px solid var(--gray-300); border-radius:8px; padding:10px 12px; font-family:var(--font); font-size:.88rem;
}
.haikuo-chat-input:focus{ outline:none; border-color: var(--blue); }
.haikuo-chat-form button[type="submit"]{
  width:40px; height:40px; border-radius:8px; background: var(--green); color: var(--navy); border:none; cursor:pointer;
  display:flex; align-items:center; justify-content:center; flex-shrink:0;
}
.haikuo-chat-form button[type="submit"] svg{ width:18px; height:18px; }
@media (max-width:480px){
  .haikuo-chat{ right:12px; bottom:12px; }
  .haikuo-chat-panel{ width: calc(100vw - 24px); right:-6px; }
}