/* ===== VitaBeam — Red Light Therapy ===== */
/* Design system: premium clinical-dark (obsidian / red / white), RTL, Persian */

@import url('https://cdn.jsdelivr.net/gh/rastikerdar/vazirmatn@v33.003/Vazirmatn-font-face.css');
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@500;600;700&display=swap');

:root{
  --bg:#0a0a0c;
  --bg-2:#101015;
  --bg-3:#16161c;
  --surface:rgba(255,255,255,.035);
  --surface-2:rgba(255,255,255,.06);
  --surface-3:rgba(255,255,255,.09);
  --line:rgba(255,255,255,.09);
  --line-strong:rgba(255,255,255,.16);
  --white:#f5f6f8;
  --muted:#9aa0ab;
  --muted-2:#868c98;
  --red:#e51f2b;
  --red-2:#ff3546;
  --red-3:#ff6b74;
  --red-glow:rgba(229,31,43,.55);
  --red-soft:rgba(229,31,43,.12);
  --success:#34d399;
  --success-soft:rgba(52,211,153,.12);
  --radius-xs:10px;
  --radius-sm:14px;
  --radius:20px;
  --radius-lg:28px;
  --maxw:1200px;
  --shadow-sm:0 8px 20px -10px rgba(0,0,0,.55);
  --shadow-md:0 16px 40px -16px rgba(0,0,0,.65);
  --shadow:0 24px 60px -20px rgba(0,0,0,.7);
  --shadow-lg:0 32px 80px -24px rgba(0,0,0,.75);
  --dur-fast:150ms;
  --dur-base:220ms;
  --dur-slow:400ms;
  --ease:cubic-bezier(.2,.7,.2,1);
  --font:'Vazirmatn',system-ui,-apple-system,'Segoe UI',Tahoma,sans-serif;
  --font-mono:'JetBrains Mono',ui-monospace,'SFMono-Regular',Menlo,Consolas,monospace,'Vazirmatn',system-ui;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1!important;transform:none!important}
}
:focus-visible{outline:2px solid var(--red-2);outline-offset:3px;border-radius:4px}
.btn:focus-visible{outline-offset:4px}
.nav a:focus-visible,.footer-col a:focus-visible,.socials a:focus-visible{outline-offset:2px}
body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--white);
  line-height:1.9;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  direction:rtl;
}
body::before{
  content:"";position:fixed;inset:0;z-index:-2;
  background:
    radial-gradient(900px 500px at 85% -5%, rgba(229,31,43,.14), transparent 60%),
    radial-gradient(700px 500px at 5% 15%, rgba(229,31,43,.07), transparent 55%),
    linear-gradient(180deg,#0a0a0c 0%,#0c0c10 100%);
}
/* faded VitaBeam logo watermark behind the whole site */
body::after{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:url('logo.png') center 22% no-repeat;
  background-size:min(620px,78vw);
  opacity:.06;
  mix-blend-mode:screen;
}
@media(max-width:640px){ body::after{background-size:88vw;opacity:.05} }
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul{list-style:none}
h1,h2,h3,h4{line-height:1.35;font-weight:800;letter-spacing:-.01em}
section{position:relative}

.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--red-2);font-weight:700;font-size:.82rem;
  letter-spacing:.14em;text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--red);border-radius:2px}
.section-title{font-size:clamp(1.7rem,4vw,2.6rem);margin-bottom:14px}
.section-sub{color:var(--muted);font-size:1.05rem;max-width:620px;margin-bottom:44px}
.text-red{color:var(--red-2)}
.center{text-align:center}
.center .section-sub{margin-inline:auto}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 28px;border-radius:999px;font-weight:700;font-size:1rem;
  cursor:pointer;border:1px solid transparent;transition:.25s;font-family:inherit;
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg,var(--red),#b3141f);color:#fff;
  box-shadow:0 10px 30px -8px var(--red-glow);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px -8px var(--red-glow)}
.btn-ghost{background:var(--surface-2);border-color:var(--line-strong);color:var(--white)}
.btn-ghost:hover{border-color:var(--red);color:#fff;background:var(--red-soft)}
.btn-wa{background:#25d366;color:#07240f}
.btn-wa:hover{transform:translateY(-2px);box-shadow:0 12px 30px -10px rgba(37,211,102,.6)}
.btn:active{transform:translateY(0) scale(.97)}

/* numeric / spec data — monospace for a clinical-precision feel */
.spec-num{font-family:var(--font-mono);font-feature-settings:"tnum" 1;letter-spacing:-.01em}

/* ===== Header ===== */
.site-header{position:sticky;top:0;z-index:100;transition:.3s}
.site-header .bar{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:14px 24px;max-width:var(--maxw);margin:0 auto;
}
.site-header.scrolled{
  background:rgba(10,10,12,.82);backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:42px;width:auto}
.brand .bn{font-weight:800;font-size:1.15rem;letter-spacing:.02em}
.brand .bn b{color:var(--red-2)}
.nav{display:flex;align-items:center;gap:6px}
.nav a{
  padding:9px 15px;border-radius:999px;color:var(--muted);font-weight:600;
  font-size:.96rem;transition:.2s;
}
.nav a:hover,.nav a.active{color:#fff;background:var(--surface-2)}
.header-cta{display:flex;align-items:center;gap:10px}
.menu-btn{display:none;background:var(--surface-2);border:1px solid var(--line);
  color:#fff;width:44px;height:44px;border-radius:12px;cursor:pointer;font-size:1.3rem}

/* mobile nav */
@media(max-width:960px){
  .nav{
    position:fixed;inset:64px 0 auto 0;flex-direction:column;align-items:stretch;
    background:rgba(12,12,16,.98);backdrop-filter:blur(20px);
    padding:14px;gap:4px;border-bottom:1px solid var(--line);
    transform:translateY(-140%);transition:.35s;z-index:99;
  }
  .nav.open{transform:translateY(0)}
  .nav a{padding:14px 16px;font-size:1.05rem}
  .menu-btn{display:block}
  .header-cta .btn:not(.btn-icon){display:none}
}

/* ===== Hero ===== */
.hero{padding:70px 0 40px;text-align:center;position:relative}
.hero .glow-v{
  position:absolute;top:-40px;left:50%;transform:translateX(-50%);
  width:520px;height:520px;max-width:90vw;
  background:radial-gradient(circle,var(--red-glow),transparent 62%);
  filter:blur(40px);opacity:.5;z-index:-1;pointer-events:none;
}
.hero h1{font-size:clamp(2.1rem,6vw,4rem);margin-bottom:20px}
.hero h1 .grad{
  background:linear-gradient(120deg,#fff 20%,var(--red-2) 55%,#fff 90%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero p.lead{color:var(--muted);font-size:1.18rem;max-width:640px;margin:0 auto 32px}
.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:20px}
.hero-badges{display:flex;gap:26px;justify-content:center;flex-wrap:wrap;margin-top:38px}
.hero-badge{display:flex;flex-direction:column;align-items:center;gap:2px}
.hero-badge b{font-size:1.7rem;color:#fff;font-weight:800}
.hero-badge span{color:var(--muted-2);font-size:.86rem}

/* device visual */
.device-vis{
  margin:52px auto 0;max-width:760px;position:relative;
  aspect-ratio:16/8;border-radius:26px;overflow:hidden;
  border:1px solid var(--line);background:linear-gradient(160deg,#131318,#0b0b0e);
  box-shadow:var(--shadow);display:flex;align-items:center;justify-content:center;
}
.led-grid{
  display:grid;grid-template-columns:repeat(14,1fr);gap:min(1.6vw,20px);
  padding:30px;width:100%;max-width:620px;
}
.led-grid i{
  aspect-ratio:1;border-radius:50%;
  background:radial-gradient(circle at 40% 35%,#ff6b74,var(--red) 45%,#7a0d14 100%);
  box-shadow:0 0 10px var(--red-glow),0 0 3px #ff3546;
  animation:led-pulse 3.2s ease-in-out infinite;
}
@keyframes led-pulse{0%,100%{opacity:.85}50%{opacity:1;box-shadow:0 0 16px var(--red-glow),0 0 5px #ff3546}}

/* ===== Marquee / trust strip ===== */
.trust-strip{border-block:1px solid var(--line);background:var(--bg-2);padding:20px 0}
.trust-strip .container{display:flex;flex-wrap:wrap;gap:14px 34px;align-items:center;justify-content:center}
.trust-item{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:.95rem;font-weight:600}
.trust-item svg{width:20px;height:20px;color:var(--red-2);flex:none}

/* ===== Generic section spacing ===== */
.section{padding:84px 0}
.section.tight{padding:60px 0}

/* ===== Feature grid ===== */
.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
@media(max-width:960px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;transition:border-color var(--dur-base) var(--ease),transform var(--dur-base) var(--ease),background var(--dur-base) var(--ease),box-shadow var(--dur-base) var(--ease);
  position:relative;overflow:hidden;
}
.card:hover{border-color:var(--line-strong);transform:translateY(-4px);background:var(--surface-2);box-shadow:var(--shadow-sm)}
.card .ic{
  width:52px;height:52px;border-radius:14px;display:grid;place-items:center;
  background:var(--red-soft);color:var(--red-2);margin-bottom:18px;
}
.card .ic svg{width:26px;height:26px}
.card h3{font-size:1.22rem;margin-bottom:8px}
.card p{color:var(--muted);font-size:.98rem}

/* ===== Product cards ===== */
.products{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
@media(max-width:1180px){.products{grid-template-columns:repeat(3,1fr)}}
@media(max-width:820px){.products{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.products{grid-template-columns:1fr}}
.product{
  background:linear-gradient(180deg,var(--bg-3),var(--bg-2));
  border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;text-align:center;transition:.3s;position:relative;overflow:hidden;
  scroll-margin-top:90px;
}
.product::before{
  content:"";position:absolute;top:-60px;left:50%;transform:translateX(-50%);
  width:180px;height:180px;background:radial-gradient(circle,var(--red-glow),transparent 65%);
  opacity:0;transition:.4s;filter:blur(10px);
}
.product{transition:transform var(--dur-base) var(--ease),border-color var(--dur-base) var(--ease),box-shadow var(--dur-base) var(--ease)}
.product:hover{transform:translateY(-6px);border-color:var(--red);box-shadow:var(--shadow-md)}
.product:hover::before{opacity:.4}
.product .badge{
  position:absolute;top:14px;inset-inline-end:14px;font-size:.7rem;font-weight:700;
  color:var(--red-2);background:var(--red-soft);padding:4px 10px;border-radius:999px;
}
.product .mini-leds{display:flex;gap:5px;justify-content:center;margin-bottom:14px}
.product .mini-leds i{width:9px;height:9px;border-radius:50%;background:radial-gradient(circle at 40% 35%,#ff6b74,var(--red) 55%);box-shadow:0 0 7px var(--red-glow)}
.product .w{font-size:2.5rem;font-weight:800;line-height:1}
.product .w span{font-size:1rem;color:var(--muted);font-weight:600}
.product .model{color:var(--red-2);font-weight:700;margin:6px 0 16px;font-size:.95rem}
.product ul{display:flex;flex-direction:column;gap:8px;margin-bottom:20px;text-align:right}
.product ul li{color:var(--muted);font-size:.92rem;display:flex;gap:8px;align-items:center}
.product ul li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--red);flex:none}
.product .btn{width:100%}

/* ===== Spec / stat band ===== */
.stat-band{
  background:linear-gradient(120deg,rgba(229,31,43,.10),rgba(229,31,43,.02));
  border:1px solid var(--line);border-radius:24px;padding:40px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center;
}
@media(max-width:760px){.stat-band{grid-template-columns:repeat(2,1fr);padding:28px}}
.stat b{display:block;font-size:2.3rem;font-weight:800;color:#fff}
.stat span{color:var(--muted);font-size:.92rem}

/* ===== Split (about / cert) ===== */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
@media(max-width:860px){.split{grid-template-columns:1fr;gap:32px}}
.split ul.checks{display:flex;flex-direction:column;gap:14px;margin-top:24px}
.checks li{display:flex;gap:12px;align-items:flex-start;color:var(--white)}
.checks li svg{width:22px;height:22px;color:var(--success);flex:none;margin-top:4px;background:var(--success-soft);border-radius:50%;padding:3px;box-sizing:content-box}
.checks li b{display:block}
.checks li p{color:var(--muted);font-size:.92rem;margin:0}

/* certificate card */
.cert{
  background:var(--surface);border:1px solid var(--line-strong);border-radius:var(--radius);
  padding:30px;position:relative;overflow:hidden;
}
.cert::after{content:"";position:absolute;top:-40px;inset-inline-start:-40px;width:160px;height:160px;
  background:radial-gradient(circle,var(--red-glow),transparent 65%);opacity:.35;filter:blur(6px)}
.cert .seal{width:56px;height:56px;border-radius:14px;background:var(--red-soft);display:grid;place-items:center;color:var(--red-2);margin-bottom:16px}
.cert h4{font-size:1.15rem;margin-bottom:10px}
.cert .peaks{display:flex;gap:14px;margin-top:20px;flex-wrap:wrap}
.peak{flex:1;min-width:120px;background:var(--bg);border:1px solid var(--line);border-radius:14px;padding:16px;text-align:center}
.peak b{font-size:1.5rem;color:var(--red-2);display:block}
.peak span{color:var(--muted);font-size:.82rem}
.cert .meta{color:var(--muted-2);font-size:.85rem;margin-top:18px;border-top:1px solid var(--line);padding-top:14px}

/* ===== Article cards ===== */
.articles{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media(max-width:920px){.articles{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.articles{grid-template-columns:1fr}}
.article-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:.3s;display:flex;flex-direction:column;
}
.article-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--shadow-sm)}
.article-card .thumb{
  height:150px;position:relative;overflow:hidden;
  background:linear-gradient(140deg,#1a1016,#0c0c10);display:grid;place-items:center;
}
.article-card .thumb .glow{position:absolute;width:200px;height:200px;background:radial-gradient(circle,var(--red-glow),transparent 65%);opacity:.4;filter:blur(20px)}
.article-card .thumb svg{width:46px;height:46px;color:var(--red-2);position:relative;z-index:1}
.article-card .body{padding:22px;display:flex;flex-direction:column;flex:1}
.article-card .tag{color:var(--red-2);font-size:.78rem;font-weight:700;letter-spacing:.05em;margin-bottom:8px}
.article-card h3{font-size:1.12rem;margin-bottom:10px;line-height:1.5}
.article-card p{color:var(--muted);font-size:.92rem;margin-bottom:16px;flex:1}
.article-card .more{color:var(--red-2);font-weight:700;font-size:.92rem;display:inline-flex;gap:6px;align-items:center}
.article-card:hover .more{gap:10px}

/* ===== Article page (reading) ===== */
.article-hero{padding:60px 0 30px;text-align:center;border-bottom:1px solid var(--line)}
.article-hero .tag{color:var(--red-2);font-weight:700;letter-spacing:.05em}
.article-hero h1{font-size:clamp(1.8rem,4.5vw,3rem);margin:14px auto;max-width:820px}
.article-hero .meta{color:var(--muted-2);font-size:.9rem}
.prose{max-width:780px;margin:0 auto;padding:50px 24px}
.prose h2{font-size:1.65rem;margin:42px 0 14px;position:relative;padding-inline-start:16px}
.prose h2::before{content:"";position:absolute;inset-inline-start:0;top:6px;bottom:6px;width:4px;background:var(--red);border-radius:4px}
.prose h3{font-size:1.25rem;margin:28px 0 10px;color:#fff}
.prose p{color:#c7cbd3;margin-bottom:18px}
.prose ul,.prose ol{margin:0 0 20px;padding-inline-start:22px}
.prose ul li,.prose ol li{color:#c7cbd3;margin-bottom:10px}
.prose ul li{list-style:none;position:relative;padding-inline-start:20px}
.prose ul li::before{content:"";position:absolute;inset-inline-start:0;top:12px;width:7px;height:7px;border-radius:50%;background:var(--red)}
.prose ol{list-style:decimal}
.prose strong{color:#fff}
.prose .callout{
  background:var(--red-soft);border:1px solid rgba(229,31,43,.28);border-inline-start:4px solid var(--red);
  border-radius:14px;padding:20px 22px;margin:26px 0;color:#e9dadb;
}
.prose .callout b{color:#fff}
.prose blockquote{border-inline-start:4px solid var(--line-strong);padding-inline-start:18px;color:var(--muted);margin:22px 0;font-style:italic}
.prose table{width:100%;border-collapse:collapse;margin:24px 0;font-size:.92rem}
.prose th,.prose td{border:1px solid var(--line);padding:12px;text-align:right}
.prose th{background:var(--surface-2);color:#fff;font-weight:700}
.prose td{color:var(--muted)}
.toc{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:22px 24px;margin-bottom:30px}
.toc b{display:block;margin-bottom:10px;color:#fff}
.toc a{color:var(--muted);display:block;padding:5px 0;font-size:.95rem;transition:.2s}
.toc a:hover{color:var(--red-2)}
.disclaimer{background:var(--bg-2);border:1px dashed var(--line-strong);border-radius:14px;padding:18px 22px;color:var(--muted);font-size:.88rem;margin-top:30px}

/* ===== Inline article diagrams (SVG) ===== */
.fig{margin:34px 0;background:var(--bg-2);border:1px solid var(--line);border-radius:18px;padding:20px 18px 14px;overflow:hidden}
.fig svg{width:100%;height:auto;display:block}
.fig figcaption{margin-top:12px;text-align:center;color:var(--muted);font-size:.85rem;line-height:1.7}
.fig-title{display:block;text-align:center;color:#fff;font-weight:700;font-size:1rem;margin-bottom:14px}

/* ===== CTA band ===== */
.cta-band{
  background:linear-gradient(120deg,#15060a,#0c0c10);
  border:1px solid var(--line-strong);border-radius:28px;padding:56px 40px;text-align:center;
  position:relative;overflow:hidden;
}
.cta-band::before{content:"";position:absolute;top:-80px;left:50%;transform:translateX(-50%);width:400px;height:300px;background:radial-gradient(circle,var(--red-glow),transparent 65%);opacity:.4;filter:blur(30px)}
.cta-band h2{font-size:clamp(1.6rem,4vw,2.5rem);margin-bottom:14px;position:relative}
.cta-band p{color:var(--muted);max-width:520px;margin:0 auto 28px;position:relative}
.cta-band .hero-actions{position:relative}

/* ===== Contact ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
@media(max-width:820px){.contact-grid{grid-template-columns:1fr}}
.contact-info{display:flex;flex-direction:column;gap:16px}
.contact-item{display:flex;gap:16px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:18px 20px;transition:.25s}
.contact-item{transition:border-color var(--dur-base) var(--ease),background var(--dur-base) var(--ease),box-shadow var(--dur-base) var(--ease)}
.contact-item:hover{border-color:var(--red);background:var(--surface-2);box-shadow:var(--shadow-sm)}
.contact-item .ci-ic{width:46px;height:46px;border-radius:12px;background:var(--red-soft);display:grid;place-items:center;color:var(--red-2);flex:none}
.contact-item .ci-ic svg{width:22px;height:22px}
.contact-item b{display:block;font-size:1rem}
.contact-item span{color:var(--muted);font-size:.9rem}
.form{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:30px}
.form .field{margin-bottom:16px}
.form label{display:block;margin-bottom:7px;font-size:.9rem;color:var(--muted)}
.form input,.form select,.form textarea{
  width:100%;background:var(--bg);border:1px solid var(--line);border-radius:12px;
  padding:13px 15px;color:#fff;font-family:inherit;font-size:.98rem;transition:.2s;
}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--red);box-shadow:0 0 0 3px var(--red-soft)}
.form textarea{resize:vertical;min-height:110px}
.form .btn{width:100%;margin-top:6px}
.form-note{color:var(--muted-2);font-size:.82rem;text-align:center;margin-top:14px}

/* ===== FAQ ===== */
.faq-item{border:1px solid var(--line);border-radius:14px;margin-bottom:12px;overflow:hidden;background:var(--surface)}
.faq-q{padding:20px 22px;font-weight:700;cursor:pointer;display:flex;justify-content:space-between;gap:14px;align-items:center}
.faq-q .plus{color:var(--red-2);font-size:1.4rem;transition:.3s;flex:none}
.faq-item.open .plus{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;color:var(--muted)}
.faq-a div{padding:0 22px 20px}
.faq-item.open .faq-a{max-height:340px}

/* ===== Footer ===== */
.site-footer{border-top:1px solid var(--line);background:var(--bg-2);padding:56px 0 26px;margin-top:40px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.3fr;gap:36px;margin-bottom:36px}
@media(max-width:820px){.footer-grid{grid-template-columns:1fr 1fr;gap:28px}}
@media(max-width:520px){.footer-grid{grid-template-columns:1fr}}
.footer-col h5{font-size:.95rem;margin-bottom:16px;color:#fff}
.footer-col a{display:block;color:var(--muted);padding:5px 0;font-size:.92rem;transition:.2s}
.footer-col a:hover{color:var(--red-2)}
.footer-brand img{height:46px;margin-bottom:14px}
.footer-brand p{color:var(--muted);font-size:.92rem;max-width:280px}
.socials{display:flex;gap:10px;margin-top:16px}
.socials a{width:40px;height:40px;border-radius:11px;background:var(--surface-2);border:1px solid var(--line);display:grid;place-items:center;color:var(--muted);transition:.25s}
.socials a:hover{color:#fff;border-color:var(--red);background:var(--red-soft)}
.socials svg{width:19px;height:19px}
.footer-bottom{border-top:1px solid var(--line);padding-top:22px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;color:var(--muted-2);font-size:.85rem}

/* ===== Reveal animation ===== */
.reveal{opacity:0;transform:translateY(26px);transition:.7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* floating whatsapp */
.wa-float{position:fixed;bottom:22px;inset-inline-start:22px;z-index:90;width:56px;height:56px;border-radius:50%;
  background:#25d366;display:grid;place-items:center;box-shadow:0 10px 30px -6px rgba(37,211,102,.55);transition:.25s}
.wa-float:hover{transform:scale(1.08)}
.wa-float svg{width:30px;height:30px;color:#fff}

/* breadcrumb */
.breadcrumb{color:var(--muted-2);font-size:.85rem;padding:18px 0}
.breadcrumb a:hover{color:var(--red-2)}

/* ===== Photo collage (hero) ===== */
.hero-collage{
  display:grid;grid-template-columns:1.45fr 1fr;grid-auto-rows:200px;gap:16px;
  max-width:920px;margin:52px auto 0;text-align:right;
}
.hero-collage .cell{
  position:relative;border-radius:22px;overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow);background:var(--bg-2);
}
.hero-collage .cell.tall{grid-row:span 2}
.hero-collage .cell img{width:100%;height:100%;object-fit:cover;transition:transform .7s cubic-bezier(.2,.7,.2,1)}
.hero-collage .cell:hover img{transform:scale(1.06)}
.hero-collage .cell::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,transparent 55%,rgba(10,10,12,.6));
}
.hero-collage .cell .chip{
  position:absolute;bottom:14px;inset-inline-start:14px;z-index:2;
  background:rgba(10,10,12,.72);backdrop-filter:blur(10px);
  border:1px solid var(--line-strong);color:#fff;
  padding:6px 15px;border-radius:999px;font-size:.8rem;font-weight:700;
}
.hero-collage .cell.panel-vis{
  display:flex;align-items:center;justify-content:center;padding:20px;
  background:linear-gradient(160deg,#131318,#0b0b0e);
}
.hero-collage .cell.panel-vis::after{background:none}
.hero-collage .cell.panel-vis .led-grid{padding:0;gap:10px;max-width:100%}
@media(max-width:760px){
  .hero-collage{grid-template-columns:1fr;grid-auto-rows:220px}
  .hero-collage .cell.tall{grid-row:auto}
}

/* ===== Photo band (wide banner) ===== */
.photo-band{
  position:relative;border-radius:28px;overflow:hidden;
  border:1px solid var(--line-strong);min-height:360px;
  display:flex;align-items:flex-end;
}
.photo-band>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.photo-band::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,10,12,.15) 0%,rgba(10,10,12,.85) 90%),
             linear-gradient(90deg,rgba(10,10,12,.55),transparent 55%);
}
.photo-band .pb-body{position:relative;z-index:2;padding:44px;max-width:620px}
.photo-band .pb-body h2{font-size:clamp(1.5rem,3.5vw,2.2rem);margin-bottom:12px}
.photo-band .pb-body p{color:#d6d9df;margin-bottom:22px}
@media(max-width:640px){.photo-band .pb-body{padding:28px}}

/* ===== Article thumbs with photos ===== */
.article-card .thumb{height:172px}
.article-card .thumb img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  transition:transform .6s cubic-bezier(.2,.7,.2,1);
}
.article-card:hover .thumb img{transform:scale(1.07)}
.article-card .thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,10,12,.05),rgba(10,10,12,.45));
}

/* ===== Article featured image ===== */
.article-figure{max-width:828px;margin:34px auto 0;padding:0 24px}
.article-figure img{
  width:100%;max-height:400px;object-fit:cover;
  border-radius:22px;border:1px solid var(--line);box-shadow:var(--shadow);
}

/* ===== Gallery strip ===== */
.gallery-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.gallery-strip .cell{
  position:relative;border-radius:20px;overflow:hidden;height:240px;
  border:1px solid var(--line);
}
.gallery-strip .cell img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.gallery-strip .cell:hover img{transform:scale(1.06)}
.gallery-strip .cell::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 60%,rgba(10,10,12,.55))}
.gallery-strip .cell .chip{
  position:absolute;bottom:12px;inset-inline-start:12px;z-index:2;
  background:rgba(10,10,12,.72);backdrop-filter:blur(10px);
  border:1px solid var(--line-strong);color:#fff;
  padding:5px 13px;border-radius:999px;font-size:.78rem;font-weight:700;
}
@media(max-width:760px){.gallery-strip{grid-template-columns:1fr;} .gallery-strip .cell{height:200px}}

/* ===== Product lineup figure ===== */
.lineup-figure{margin:0 0 38px;border-radius:24px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);background:#000}
.lineup-figure img{width:100%;display:block}