/* =========================================================
   LA AURORA® Smart Homes — steelpods.eu
   ========================================================= */
:root{
  --navy:#0d2338;
  --navy-2:#14314e;
  --navy-3:#0a1a2b;
  --ink:#152230;
  --gold:#dfa136;
  --gold-2:#f0b955;
  --cream:#f7f4ee;
  --paper:#ffffff;
  --muted:#6a7686;
  --line:#e6e2d9;
  --line-dark:rgba(255,255,255,.14);
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 18px 50px -22px rgba(13,35,56,.35);
  --shadow-sm:0 10px 30px -18px rgba(13,35,56,.30);
  --container:1180px;
  --font:"Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,"PingFang SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font);color:var(--ink);background:var(--paper);
  line-height:1.65;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{line-height:1.18;margin:0 0 .5em;font-weight:700;letter-spacing:-.01em}
h1{font-size:clamp(2.4rem,5.4vw,4.2rem)}
h2{font-size:clamp(1.7rem,3.4vw,2.6rem)}
h3{font-size:1.2rem}
p{margin:0 0 1em}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.center{text-align:center}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.5em;font-weight:600;font-size:.95rem;
  padding:.85em 1.6em;border-radius:999px;border:1.5px solid transparent;cursor:pointer;
  transition:.25s ease;white-space:nowrap;
}
.btn-primary{background:var(--gold);color:#20160a;box-shadow:0 12px 28px -12px rgba(223,161,54,.7)}
.btn-primary:hover{background:var(--gold-2);transform:translateY(-2px)}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.45);backdrop-filter:blur(4px)}
.btn-ghost:hover{background:rgba(255,255,255,.18);transform:translateY(-2px)}
.btn-line{background:transparent;color:var(--navy);border-color:var(--navy);padding:.7em 1.4em}
.btn-line:hover{background:var(--navy);color:#fff}

/* ---------- Header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;transition:.3s ease;
  padding:14px 0;
}
.site-header.scrolled{background:rgba(255,255,255,.94);backdrop-filter:blur(12px);box-shadow:0 6px 24px -16px rgba(13,35,56,.5);padding:8px 0}
.header-inner{display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:12px}
.brand-logo{width:42px;height:42px;border-radius:9px;object-fit:cover}
.brand-text{font-weight:800;letter-spacing:.04em;font-size:1.15rem;color:#fff;transition:.3s}
.brand-text sup{font-size:.55em;top:-.7em}
.site-header.scrolled .brand-text{color:var(--navy)}
.nav{display:flex;align-items:center;gap:26px}
.nav a{font-size:.92rem;font-weight:600;color:rgba(255,255,255,.92);transition:.2s;position:relative}
.nav a:not(.nav-cta)::after{content:"";position:absolute;left:0;right:100%;bottom:-6px;height:2px;background:var(--gold);transition:.28s}
.nav a:not(.nav-cta):hover::after{right:0}
.site-header.scrolled .nav a{color:var(--navy)}
.nav-cta{background:var(--gold);color:#20160a !important;padding:.55em 1.15em;border-radius:999px}
.nav-cta:hover{background:var(--gold-2)}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{width:24px;height:2px;background:#fff;transition:.3s;border-radius:2px}
.site-header.scrolled .nav-toggle span{background:var(--navy)}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;overflow:hidden;isolation:isolate}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.hero-overlay{position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,rgba(8,20,34,.55) 0%,rgba(8,20,34,.35) 40%,rgba(8,20,34,.82) 100%);}
.hero-content{color:#fff;padding-top:120px;padding-bottom:80px;max-width:900px}
.eyebrow{font-size:.78rem;font-weight:700;letter-spacing:.22em;color:var(--gold-2);margin:0 0 1.2em}
.hero h1{color:#fff;text-shadow:0 4px 30px rgba(0,0,0,.45);margin-bottom:.35em}
.hero-sub{font-size:1.12rem;color:rgba(255,255,255,.92);max-width:640px;margin-bottom:1.8em}
.hero-sub strong{color:var(--gold-2)}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:2.6em}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;list-style:none;margin:0;padding:22px 0 0;border-top:1px solid rgba(255,255,255,.22);max-width:720px}
.hero-stats li{display:flex;flex-direction:column}
.hero-stats strong{font-size:1.7rem;color:var(--gold-2);line-height:1}
.hero-stats span{font-size:.8rem;color:rgba(255,255,255,.8);text-transform:uppercase;letter-spacing:.08em;margin-top:6px}
.scroll-hint{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);color:#fff;font-size:2rem;opacity:.7;animation:bob 2s infinite}
@keyframes bob{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,10px)}}

/* ---------- Sections ---------- */
.section{padding:96px 0}
.section .container{padding-top:0}
.section-eyebrow{font-size:.78rem;font-weight:700;letter-spacing:.22em;color:var(--gold);margin:0 0 .8em}
.section h2{margin-bottom:.6em}
.lead{font-size:1.08rem;color:var(--muted);max-width:760px;margin-bottom:2.4em}

.intro{background:var(--cream)}
.intro-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.intro-image img{border-radius:var(--radius);box-shadow:var(--shadow)}

.range{background:var(--paper)}
.range-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;margin-top:44px}
.product-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;transition:.3s}
.product-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.product-media{aspect-ratio:16/10;overflow:hidden}
.product-media img{width:100%;height:100%;object-fit:cover;transition:.6s}
.product-card:hover .product-media img{transform:scale(1.05)}
.product-body{padding:28px 28px 30px}
.product-body h3{color:var(--navy)}
.product-body h3 span{color:var(--muted);font-weight:500;font-size:.8em}
.ticks{list-style:none;margin:1.1em 0 1.5em;padding:0}
.ticks li{position:relative;padding-left:26px;margin-bottom:.5em;font-size:.94rem;color:#3d4b5a}
.ticks li::before{content:"";position:absolute;left:0;top:.55em;width:14px;height:14px;border-radius:50%;
  background:var(--gold);box-shadow:inset 0 0 0 3px var(--paper);border:1px solid var(--gold)}

/* product details */
.product-detail{padding-top:90px}
.product-detail.alt{background:var(--cream)}
.detail-gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:0 0 56px}
.detail-gallery.two{grid-template-columns:2fr 1fr}
.detail-gallery figure{margin:0;border-radius:var(--radius-sm);overflow:hidden;box-shadow:var(--shadow-sm)}
.detail-gallery img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;transition:.5s}
.detail-gallery .g-tall img{aspect-ratio:3/4}
.detail-gallery .g-wide{grid-column:span 2}
.detail-gallery figure:hover img{transform:scale(1.04)}
.spec-block{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:34px 34px 30px;box-shadow:var(--shadow-sm)}
.spec-block h3{color:var(--navy);padding-bottom:.5em;border-bottom:2px solid var(--gold);display:inline-block;margin-bottom:1.1em}
.spec-block .top-space{margin-top:2.2em}
.spec-cols{display:grid;grid-template-columns:1fr 1fr;gap:22px 40px}
.spec-cols h4{margin:0 0 .4em;color:var(--navy-2);font-size:.95rem;text-transform:uppercase;letter-spacing:.06em}
.spec-cols ul{list-style:none;margin:0;padding:0}
.spec-cols li{position:relative;padding-left:18px;margin-bottom:.4em;font-size:.92rem;color:#3d4b5a}
.spec-cols li::before{content:"";position:absolute;left:0;top:.62em;width:7px;height:7px;background:var(--gold);transform:rotate(45deg)}
.opt-title{margin-top:1.8em;color:var(--navy-2);text-transform:uppercase;font-size:.9rem;letter-spacing:.06em}
.opt{color:#3d4b5a;font-size:.95rem}
.notes{margin:.4em 0 0;padding-left:1.1em;color:#3d4b5a}
.notes li{margin-bottom:.5em;font-size:.94rem}

/* tables */
.table-wrap{overflow-x:auto;margin-top:1.4em;border-radius:var(--radius-sm);border:1px solid var(--line)}
.spec-table{width:100%;border-collapse:collapse;font-size:.9rem;background:var(--paper);min-width:560px}
.spec-table th,.spec-table td{text-align:left;padding:13px 16px;vertical-align:top;border-bottom:1px solid var(--line)}
.spec-table thead th{background:var(--navy);color:#fff;font-weight:600;letter-spacing:.02em;font-size:.82rem;text-transform:uppercase}
.spec-table tbody tr:nth-child(even){background:#faf8f3}
.spec-table tbody tr:last-child td{border-bottom:0}
.spec-table td:first-child{font-weight:700;color:var(--navy);white-space:nowrap}
.spec-table td:nth-child(1):not(:last-child){}
.compare th:first-child{width:24%}
.compare td:first-child{color:var(--navy)}

/* advantages */
.advantage{background:var(--navy);color:#fff}
.advantage .section-eyebrow{color:var(--gold-2)}
.advantage h2{color:#fff}
.adv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:44px}
.adv-card{background:rgba(255,255,255,.05);border:1px solid var(--line-dark);border-radius:var(--radius-sm);padding:26px 22px;transition:.3s}
.adv-card:hover{background:rgba(255,255,255,.09);transform:translateY(-5px);border-color:rgba(223,161,54,.5)}
.adv-card .num{font-size:1.5rem;font-weight:800;color:var(--gold-2);display:block;margin-bottom:.4em;letter-spacing:.02em}
.adv-card h3{color:#fff;font-size:1.02rem}
.adv-card p{color:rgba(255,255,255,.78);font-size:.88rem;margin:0}

/* quality */
.quality{background:var(--paper)}
.quality-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.quality-media{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.quality-media img{border-radius:var(--radius-sm);box-shadow:var(--shadow-sm);width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.quality-media img:first-child{grid-column:span 2;aspect-ratio:16/9}
.case{margin:1.6em 0 0;padding:20px 24px;background:var(--cream);border-left:4px solid var(--gold);border-radius:8px;font-size:.95rem;color:#33414f}

/* shipping */
.shipping{background:var(--cream)}
.shipping-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.shipping-media{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.shipping-media img{border-radius:var(--radius-sm);box-shadow:var(--shadow-sm);width:100%;height:100%;object-fit:cover;aspect-ratio:4/5}

/* cases */
.cases{background:var(--paper)}
.case-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:44px}
.case-item{padding:26px 22px;border:1px solid var(--line);border-radius:var(--radius-sm);background:#faf8f3;transition:.3s}
.case-item:hover{border-color:var(--gold);transform:translateY(-4px)}
.case-item h3{color:var(--navy);font-size:1.05rem}
.case-item p{font-size:.9rem;color:var(--muted);margin:0}

/* gallery masonry */
.gallery{background:var(--navy-3)}
.gallery h2,.gallery .section-eyebrow{color:#fff}
.gallery .section-eyebrow{color:var(--gold-2)}
.masonry{columns:3;column-gap:16px;margin-top:40px}
.masonry img{width:100%;margin-bottom:16px;border-radius:var(--radius-sm);break-inside:avoid;cursor:zoom-in;transition:.4s;opacity:.95}
.masonry img:hover{opacity:1;transform:scale(1.01)}

/* contact */
.contact{background:var(--cream)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.contact-list{list-style:none;margin:1.4em 0 0;padding:0}
.contact-list li{display:grid;grid-template-columns:110px 1fr;gap:12px;padding:14px 0;border-bottom:1px solid var(--line);font-size:.96rem}
.contact-list span{font-weight:700;color:var(--navy);text-transform:uppercase;font-size:.76rem;letter-spacing:.08em;padding-top:3px}
.contact-list a{color:var(--gold);font-weight:600}
.contact-list a:hover{text-decoration:underline}
.contact-card{background:var(--navy);color:#fff;border-radius:var(--radius);padding:38px 34px;box-shadow:var(--shadow)}
.contact-card h3{color:#fff;font-size:1.05rem;margin-bottom:.3em}
.contact-card h3:not(:first-child){margin-top:1.4em}
.contact-card p{color:rgba(255,255,255,.82);font-size:.94rem;margin:0}
.contact-card hr{border:0;border-top:1px solid var(--line-dark);margin:1.6em 0}
.contact-card .btn{margin-top:1.8em}

/* footer */
.site-footer{background:var(--navy-3);color:#fff;padding:64px 0 28px}
.footer-inner{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap}
.footer-brand .brand-logo{width:52px;height:52px;margin-bottom:14px}
.footer-brand .brand-text{color:#fff;font-size:1.3rem}
.footer-brand p{color:rgba(255,255,255,.65);font-size:.9rem;margin-top:.8em}
.footer-nav{display:flex;gap:24px;flex-wrap:wrap;align-content:flex-start}
.footer-nav a{color:rgba(255,255,255,.8);font-size:.92rem}
.footer-nav a:hover{color:var(--gold-2)}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:44px;padding-top:22px;border-top:1px solid var(--line-dark);color:rgba(255,255,255,.55);font-size:.82rem}

/* lightbox */
.lightbox{position:fixed;inset:0;z-index:100;background:rgba(6,14,24,.92);display:none;align-items:center;justify-content:center;padding:32px}
.lightbox.open{display:flex}
.lightbox img{max-width:92vw;max-height:88vh;border-radius:10px;box-shadow:0 30px 80px rgba(0,0,0,.6)}
.lightbox-close{position:absolute;top:20px;right:26px;background:none;border:0;color:#fff;font-size:2.4rem;cursor:pointer;line-height:1}

/* reveal animation */
.reveal{opacity:0;transform:translateY(28px);transition:.7s cubic-bezier(.2,.7,.3,1)}
.reveal.in{opacity:1;transform:none}

/* ---------- WhatsApp ---------- */
.btn-wa{background:#25D366;color:#fff !important}
.btn-wa:hover{background:#1ebe5b;color:#fff !important}
.wa-float{
  position:fixed;right:22px;bottom:22px;z-index:80;
  display:inline-flex;align-items:center;gap:9px;
  background:#25D366;color:#fff;font-weight:700;font-size:.95rem;
  padding:13px 20px;border-radius:999px;box-shadow:0 14px 30px -10px rgba(37,211,102,.6);
  transition:.25s;text-decoration:none;
}
.wa-float:hover{transform:translateY(-3px);box-shadow:0 18px 38px -10px rgba(37,211,102,.72);color:#fff}
.wa-float svg{width:22px;height:22px;flex:none}

/* ---------- Community / 留言互动 ---------- */
.community{background:var(--cream)}
.community .lead{max-width:760px}
.community-grid{display:grid;grid-template-columns:1fr 1fr;gap:36px;margin-top:40px;align-items:start}
.community-form{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm)}
.community-form label{display:block;font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--navy);margin:0 0 8px}
.community-form input,.community-form textarea{
  width:100%;border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:12px 14px;font:inherit;font-size:.95rem;color:var(--ink);background:#fff;margin-bottom:16px;
}
.community-form input:focus,.community-form textarea:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(223,161,54,.18)}
.community-form textarea{resize:vertical;min-height:110px}
.community-actions{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.community-note{font-size:.8rem;color:var(--muted);margin:14px 0 0}
.community-list{display:flex;flex-direction:column;gap:14px;max-height:540px;overflow:auto;padding-right:4px}
.msg{background:var(--paper);border:1px solid var(--line);border-left:4px solid var(--gold);border-radius:var(--radius-sm);padding:15px 18px;box-shadow:var(--shadow-sm)}
.msg-official{border-left-color:var(--navy);background:#f3f7fb}
.msg-head{display:flex;justify-content:space-between;align-items:baseline;gap:10px;margin-bottom:6px}
.msg-name{font-weight:700;color:var(--navy);font-size:.95rem}
.msg-time{font-size:.74rem;color:var(--muted);white-space:nowrap}
.msg-body{font-size:.94rem;color:#33414f;white-space:pre-wrap;word-break:break-word}
.msg-empty{color:var(--muted);font-style:italic;padding:6px 2px}
.community-status{font-size:.82rem;margin:12px 0 0;min-height:1.15em;font-weight:600}
.community-status-ok{color:#1f8a4c}
.community-status-warn{color:#a9700a}
.community-status-err{color:#c0392b}
.hp{position:absolute!important;left:-9999px;width:1px;height:1px;overflow:hidden}

/* ---------- Language switcher ---------- */
.nav-group{display:flex;align-items:center;gap:22px}
.lang-switch{display:flex;align-items:center;gap:2px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.28);border-radius:999px;padding:3px 4px;backdrop-filter:blur(4px)}
.site-header.scrolled .lang-switch{background:rgba(13,35,56,.06);border-color:rgba(13,35,56,.18)}
.lang-switch a{font-size:.76rem;font-weight:700;letter-spacing:.04em;color:rgba(255,255,255,.85);padding:5px 10px;border-radius:999px;line-height:1;transition:.2s}
.lang-switch a:hover{color:#fff}
.lang-switch a.active{background:var(--gold);color:#20160a}
.site-header.scrolled .lang-switch a{color:var(--navy)}
.site-header.scrolled .lang-switch a.active{color:#20160a}
.footer-right{display:flex;align-items:flex-start;gap:22px;flex-wrap:wrap}
.footer-lang{margin-top:2px}

/* ---------- Price tag ---------- */
.price{display:inline-flex;align-items:baseline;gap:7px;margin:.1em 0 1.1em;font-size:1rem;color:var(--muted);font-weight:600}
.price .from{font-size:.78rem;text-transform:uppercase;letter-spacing:.07em;color:var(--muted)}
.price .amt{font-size:1.55rem;font-weight:800;color:var(--navy);letter-spacing:-.01em;white-space:nowrap}
.price .unit{font-size:.9rem;color:var(--muted);font-weight:600}
.price.price-lg{font-size:1.1rem;margin:.5em 0 1.5em}
.price.price-lg .amt{font-size:2.05rem}
.price.price-lg .unit{font-size:1rem}

/* ---------- Responsive ---------- */
@media(max-width:960px){
  .intro-grid,.quality-grid,.shipping-grid,.contact-grid{grid-template-columns:1fr;gap:36px}
  .range-grid{grid-template-columns:repeat(2,1fr)}
  .adv-grid{grid-template-columns:repeat(2,1fr)}
  .case-grid{grid-template-columns:repeat(2,1fr)}
  .spec-cols{grid-template-columns:1fr}
  .masonry{columns:2}
  .detail-gallery{grid-template-columns:repeat(2,1fr)}
  .detail-gallery .g-wide{grid-column:span 2}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:24px}
}
@media(max-width:720px){
  .nav{position:fixed;top:0;right:0;height:100vh;width:min(78vw,320px);background:var(--navy);
    flex-direction:column;align-items:flex-start;justify-content:center;gap:26px;padding:40px;
    transform:translateX(100%);transition:.35s ease;box-shadow:-20px 0 60px rgba(0,0,0,.4)}
  .nav.open{transform:none}
  .nav a,.site-header.scrolled .nav a{color:#fff !important;font-size:1.1rem}
  .nav-cta{color:#20160a !important}
  .nav-toggle{display:flex}
  .section{padding:64px 0}
  .adv-grid,.case-grid{grid-template-columns:1fr}
  .masonry{columns:1}
  .contact-list li{grid-template-columns:1fr;gap:2px}
  .hero{min-height:auto;padding:120px 0 70px}
  .range-grid{grid-template-columns:1fr}
  .community-grid{grid-template-columns:1fr}
  .community-list{max-height:none}
}