/* ═══════════════════════════════════════════════════════════
   ELVONIS 伊凡仕 — Main Stylesheet v3
   Navy #1B3A6B · Cyan #00AEEF · Silver #F4F6F9
   结合 CleanPro 的导航结构 + ELVONIS 的视觉设计
═══════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@500;600;700&family=DM+Sans:wght@300;400;500&display=swap');

:root {
  --navy:        #1B3A6B;
  --navy-dark:   #111D30;
  --navy-deeper: #111D30; /* unified */
  --cyan:        #00AEEF;
  --cyan-light:  #7DD4F5;
  --cyan-pale:   #E3F5FD;
  --silver:      #F4F6F9;
  --silver-mid:  #E8ECF2;
  --silver-dark: #D0D8E4;
  --slate:       #7A8FA6;
  --slate-light: #B8C4D4;
  --text:        #1A2A3A;
  --text-mid:    #3A5070;
  --text-muted:  #5A6878;
  --white:       #FFFFFF;
  --on-dark:     rgba(255,255,255,0.85);  /* 深色背景主文字 */
  --on-dark-sub: rgba(255,255,255,0.50);  /* 深色背景辅助文字 */
  --border:      rgba(0,0,0,0.07);
  --shadow:      0 4px 20px rgba(0,0,0,0.08);
  --radius:      8px;
  --radius-lg:   12px;
  --font-d:     'Barlow Condensed', 'Arial Narrow', Arial, sans-serif;
  --font-b:     'DM Sans', 'Segoe UI', Arial, sans-serif;
  --max-w:       1200px;
  --tr:          0.2s ease;
}

*, *::before, *::after { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; }
body { font-family:var(--font-b); color:var(--text); background:var(--white); line-height:1.65; -webkit-font-smoothing:antialiased; }
img  { max-width:100%; height:auto; display:block; }
a    { color:inherit; text-decoration:none; }
button { cursor:pointer; border:none; background:none; font-family:inherit; }

.container { max-width:var(--max-w); margin:0 auto; padding:0 24px; }

/* ── HEADER ── (CleanPro 双按钮结构 + ELVONIS 视觉) ───── */
header {
  position:sticky; top:0; z-index:100;
  background:var(--navy-dark);
  border-bottom:1px solid rgba(255,255,255,0.05);
  height:60px; display:flex; align-items:center;
  padding:0 24px; gap:0;
}
.logo {
  display:flex; align-items:center; flex-shrink:0; margin-right:32px;
  text-decoration:none;
  font-family:'Raleway', 'Barlow', var(--font-d), sans-serif;
  font-size:18px; font-weight:600; color:var(--white);
  letter-spacing:0.22em; text-transform:uppercase;
}

nav { display:flex; gap:2px; }
.nav-link {
  font-size:13px; color:var(--slate-light);
  padding:6px 12px; border-radius:var(--radius); background:transparent;
  transition:color var(--tr), background var(--tr);
}
.nav-link:hover, .nav-link.active { color:var(--white); background:rgba(255,255,255,0.07); }

.header-right { margin-left:auto; display:flex; align-items:center; gap:10px; }

/* 双语切换按钮组 (CleanPro 方案) */
.lang-toggle { display:flex; align-items:center; border:0.5px solid rgba(255,255,255,0.2); border-radius:var(--radius); overflow:hidden; }
.lang-btn {
  font-size:12px; color:var(--slate-light);
  padding:5px 12px; background:transparent;
  transition:all var(--tr);
}
.lang-btn.active { background:var(--cyan); color:var(--white); }
.lang-btn:not(.active):hover { color:var(--white); background:rgba(255,255,255,0.07); }

.btn-header {
  background:var(--cyan); color:var(--white);
  font-size:13px; font-weight:500;
  padding:8px 20px; border-radius:var(--radius);
  transition:background var(--tr), transform var(--tr);
}
.btn-header:hover { background:#0098d4; transform:translateY(-1px); }

/* Hamburger */
.hamburger { display:none; flex-direction:column; gap:5px; padding:4px; }
.hamburger span { display:block; width:22px; height:2px; background:var(--white); border-radius:2px; transition:all var(--tr); }

/* Mobile nav */
.mobile-nav {
  display:none; flex-direction:column; gap:2px;
  background:var(--navy-dark); padding:32px 48px 28px;
  border-bottom:1px solid rgba(255,255,255,0.05);
}
.mobile-nav.open { display:flex; }
.mobile-nav .nav-link { text-align:left; padding:10px 12px; }
.mobile-nav .btn-header { margin-top:6px; text-align:center; display:block; }
.mobile-lang { display:flex; gap:8px; padding:8px 12px; }
.mobile-lang .lang-btn { border:0.5px solid rgba(255,255,255,0.2); border-radius:var(--radius); padding:6px 16px; color:var(--slate-light); font-size:13px; }
.mobile-lang .lang-btn.active { background:var(--cyan); color:var(--white); border-color:var(--cyan); }

/* ── HERO ──────────────────────────────────────────────── */
.hero { background:var(--navy-dark); padding:72px 24px 64px; position:relative; overflow:hidden; }
.hero-bg-grid {
  position:absolute; inset:0; opacity:0.035;
  background-image:linear-gradient(rgba(255,255,255,.6) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.6) 1px, transparent 1px);
  background-size:40px 40px; pointer-events:none;
}
.hero-glow {
  position:absolute; right:-80px; top:-80px;
  width:480px; height:480px; border-radius:50%;
  background:radial-gradient(circle, rgba(0,174,239,0.13) 0%, transparent 70%);
  pointer-events:none;
}
.hero-content { position:relative; z-index:1; max-width:680px; }
.hero-eyebrow {
  display:inline-flex; align-items:center; gap:8px;
  background:rgba(0,174,239,0.1); border:0.5px solid rgba(0,174,239,0.3);
  padding:5px 14px; border-radius:20px; margin-bottom:22px;
}
.pulse-dot { width:5px; height:5px; background:var(--cyan); border-radius:50%; animation:pulse 2s infinite; }
.hero-eyebrow span { font-size:10px; color:var(--cyan-light); letter-spacing:0.1em; font-weight:500; }
h1.hero-h1 {
  font-family:var(--font-d); font-size:clamp(34px,5vw,52px);
  font-weight:700; color:var(--white); line-height:1.15; margin-bottom:18px;
}
h1.hero-h1 em { color:var(--cyan); font-style:normal; display:block; }
.hero-desc { font-size:15px; color:rgba(255,255,255,0.50); line-height:1.75; margin-bottom:30px; max-width:560px; }
.hero-actions { display:flex; gap:12px; margin-bottom:44px; flex-wrap:wrap; }
.hero-stats { display:flex; gap:0; flex-wrap:wrap; }
.hero-stat { padding:0 28px 0 0; display:flex; flex-direction:column; gap:4px; }
.hero-stat + .hero-stat { padding-left:28px; border-left:1px solid rgba(255,255,255,0.1); }
.stat-num { font-family:var(--font-d); font-size:24px; font-weight:700; color:var(--white); line-height:1; }
.stat-num em { color:var(--cyan); font-style:normal; }
.stat-label { font-size:11px; color:rgba(255,255,255,0.50); }

/* ── BUTTONS ────────────────────────────────────────────── */
.btn {
  display:inline-flex; align-items:center; gap:8px;
  font-size:14px; font-weight:500; padding:12px 26px;
  border-radius:var(--radius); transition:all var(--tr); border:1px solid transparent;
}
.btn-accent { background:var(--cyan); color:var(--white); border-color:var(--cyan); }
.btn-accent:hover { background:#0098d4; transform:translateY(-2px); box-shadow:0 6px 20px rgba(0,174,239,0.3); }
.btn-outline { background:transparent; color:var(--white); border-color:rgba(255,255,255,0.35); }
.btn-outline:hover { border-color:rgba(255,255,255,0.7); }
.btn-outline-dark { background:transparent; color:var(--navy); border-color:var(--silver-dark); }
.btn-outline-dark:hover { border-color:var(--cyan); color:var(--cyan); }
.btn-sm { font-size:11px; font-weight:500; padding:7px 14px; border-radius:var(--radius); display:inline-block; transition:all var(--tr); }
.btn-primary-sm { background:var(--cyan); color:var(--white); }
.btn-primary-sm:hover { background:#0098d4; }
.btn-outline-sm { background:transparent; color:var(--navy); border:0.5px solid var(--silver-dark); }
.btn-outline-sm:hover { border-color:var(--cyan); color:var(--cyan); }

/* ── TRUST BAR ──────────────────────────────────────────── */
.trust-bar { background:var(--white); border-top:1px solid var(--silver-dark); border-bottom:1px solid var(--silver-dark); overflow-x:auto; }
.trust-bar-inner { max-width:var(--max-w); margin:0 auto; padding:0 24px; display:flex; }
.trust-item { display:flex; align-items:center; gap:10px; padding:14px 24px; flex-shrink:0; }
.trust-item + .trust-item { border-left:1px solid var(--silver-dark); }
.trust-icon { width:32px; height:32px; background:var(--cyan-pale); border-radius:var(--radius); display:flex; align-items:center; justify-content:center; flex-shrink:0; }
.trust-icon svg { width:15px; height:15px; }
.trust-title { font-size:12px; font-weight:500; color:var(--navy); }
.trust-sub   { font-size:10px; color:var(--slate); }

/* ── SECTIONS ───────────────────────────────────────────── */
.section { padding:68px 0; }
.section-white { background:var(--white); }
.section-silver { background:var(--silver); border-top:1px solid var(--silver-dark); }
.section-navy { background:var(--navy-dark); }
.section-dark { background:var(--navy-dark); }
.section-tag { font-size:10px; font-weight:500; color:var(--cyan); letter-spacing:0.12em; text-transform:uppercase; margin-bottom:8px; }
.section-head { margin-bottom:36px; }
.section-head h2, .sec-hd h2 { font-family:var(--font-d); font-size:clamp(22px,3vw,30px); font-weight:700; color:var(--navy); }
.section-head h2.light, .sec-hd h2.light { color:var(--white); }
.section-sub { font-size:13px; color:var(--text-muted); margin-top:8px; max-width:540px; line-height:1.7; }
.sec-hd { display:flex; align-items:center; justify-content:space-between; margin-bottom:32px; flex-wrap:wrap; gap:12px; }

/* ── STATS BAR ──────────────────────────────────────────── */
.stats-bar {
  background:var(--navy-dark); border-top:1px solid rgba(255,255,255,0.04);
  display:flex; justify-content:center; flex-wrap:wrap;
}
.stats-cell { padding:20px 40px; text-align:center; border-right:1px solid rgba(255,255,255,0.06); }
.stats-cell:last-child { border-right:none; }
.stats-n { font-family:var(--font-d); font-size:28px; font-weight:700; color:var(--cyan); line-height:1; }
.stats-l { font-size:11px; color:rgba(255,255,255,0.50); margin-top:4px; }

/* ── PRODUCT CARDS ──────────────────────────────────────── */
.prod-grid, .product-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:16px; }
.product-grid-5 { grid-template-columns:repeat(5,1fr); }
.product-card {
  background:var(--white); border:0.5px solid var(--silver-dark);
  border-radius:var(--radius-lg); overflow:hidden; display:flex; flex-direction:column;
  transition:border-color var(--tr), box-shadow var(--tr), transform var(--tr);
  cursor:pointer;
}
.product-card:hover { border-color:var(--cyan); box-shadow:var(--shadow); transform:translateY(-3px); }
.product-card-img {
  background:var(--silver); aspect-ratio:1;
  display:flex; align-items:center; justify-content:center; position:relative;
}
.product-card-placeholder { display:flex; align-items:center; justify-content:center; width:56px; height:56px; opacity:0.25; color:var(--slate); }
.product-card-placeholder svg { width:100%; height:100%; }
.product-card-badges { position:absolute; top:8px; left:8px; display:flex; gap:4px; flex-wrap:wrap; }
.badge { font-size:9px; font-weight:600; padding:3px 7px; border-radius:4px; letter-spacing:0.04em; }
.badge-cyan  { background:var(--cyan); color:var(--white); }
.badge-navy  { background:var(--navy); color:var(--white); }
.badge-hot   { background:#E85D20; color:var(--white); }
.badge-new   { background:#1A7A4A; color:var(--white); }
.product-card-body  { padding:14px; flex:1; }
.product-card-name  { font-size:13px; font-weight:500; color:var(--navy); margin-bottom:5px; line-height:1.35; }
.product-card-spec  { font-size:11px; color:var(--text-muted); line-height:1.5; }
.product-card-footer { padding:0 14px 14px; display:flex; gap:6px; }

/* ── APPLICATION CARDS ──────────────────────────────────── */
.app-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:12px; }
.app-card {
  background:var(--white); border:0.5px solid var(--silver-dark);
  border-radius:var(--radius); padding:20px 16px; cursor:pointer;
  transition:border-color var(--tr), transform var(--tr);
}
.app-card:hover { border-color:var(--cyan); transform:translateY(-2px); }
.app-icon { font-size:28px; display:block; margin-bottom:10px; }
.app-card h3 { font-size:13px; font-weight:500; color:var(--navy); margin-bottom:5px; }
.app-card p  { font-size:11px; color:var(--text-muted); line-height:1.55; }
.app-card .app-sub { font-size:10px; color:var(--slate); margin-bottom:3px; }

/* ── MARKET CARDS ───────────────────────────────────────── */
.market-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:12px; }
.market-card {
  background:rgba(255,255,255,0.06); border:0.5px solid rgba(255,255,255,0.1);
  border-radius:var(--radius); padding:18px 16px;
  transition:background var(--tr), border-color var(--tr);
}
.market-card:hover { background:rgba(255,255,255,0.09); border-color:rgba(0,174,239,0.3); }
.market-flag  { font-size:22px; margin-bottom:8px; }
.market-name  { font-size:13px; font-weight:500; color:var(--white); margin-bottom:5px; }
.market-badge { font-size:9px; color:var(--cyan); background:rgba(0,174,239,0.12); border:0.5px solid rgba(0,174,239,0.25); padding:2px 8px; border-radius:20px; display:inline-block; margin-bottom:8px; }
.market-desc  { font-size:11px; color:rgba(255,255,255,0.50); line-height:1.55; }
.market-card-special { background:rgba(0,174,239,0.08); border-color:rgba(0,174,239,0.2); }
.market-name-cyan { color:var(--cyan); }

/* ── PROCESS STEPS ──────────────────────────────────────── */
.process-steps { display:grid; grid-template-columns:repeat(4,1fr); gap:0; margin-top:36px; }
.process-step { padding:0 20px 0 0; }
.process-step + .process-step { padding-left:20px; border-left:1px solid var(--silver-dark); }
.process-dot  { width:8px; height:8px; background:var(--cyan); border-radius:50%; margin-bottom:12px; }
.process-num  { font-family:var(--font-d); font-size:30px; font-weight:700; color:rgba(0,174,239,0.25); margin-bottom:8px; line-height:1; }
.process-title{ font-size:13px; font-weight:500; color:var(--navy); margin-bottom:6px; }
.process-desc { font-size:12px; color:var(--text-muted); line-height:1.65; }

/* ── BLOG CARDS ─────────────────────────────────────────── */
.blog-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
.blog-card {
  background:var(--white); border:0.5px solid var(--silver-dark);
  border-radius:var(--radius-lg); overflow:hidden; cursor:pointer;
  transition:border-color var(--tr), box-shadow var(--tr), transform var(--tr);
}
.blog-card:hover { border-color:var(--cyan); box-shadow:var(--shadow); transform:translateY(-3px); }
.blog-card-img {
  background:var(--silver); aspect-ratio:16/9;
  display:flex; align-items:center; justify-content:center;
}
.blog-card-body    { padding:18px; }
.blog-card-cat     { font-size:10px; color:var(--cyan); font-weight:500; letter-spacing:0.08em; margin-bottom:6px; }
.blog-card-title   { font-size:14px; font-weight:500; color:var(--navy); margin-bottom:8px; line-height:1.4; }
.blog-card-excerpt { font-size:12px; color:var(--text-muted); line-height:1.65; margin-bottom:12px; }
.blog-card-meta    { display:flex; align-items:center; justify-content:space-between; font-size:11px; color:var(--slate); flex-wrap:wrap; gap:4px; }
.blog-readmore     { color:var(--cyan); font-weight:500; }

/* ── CTA BAND ───────────────────────────────────────────── */
.cta-band { background:var(--navy-dark); padding:64px 0; width:100%; }
.cta-inner { max-width:var(--max-w); margin:0 auto; padding:0 48px; display:flex; align-items:center; gap:56px; }
.cta-left  { flex:1; }
.cta-title { font-family:var(--font-d); font-size:clamp(24px,3vw,34px); font-weight:700; color:var(--white); line-height:1.25; margin-bottom:10px; }
.cta-title em { color:var(--cyan); font-style:normal; }
.cta-sub   { font-size:13px; color:rgba(255,255,255,0.50); line-height:1.7; max-width:380px; }
.cta-right { flex-shrink:0; }
.cta-form  { display:flex; }
.cta-input {
  background:rgba(255,255,255,0.08); border:1px solid rgba(0,174,239,0.3);
  border-right:none; color:#B8D4F0; font-size:13px;
  padding:12px 16px; border-radius:var(--radius) 0 0 var(--radius); width:240px; outline:none;
}
.cta-input::placeholder { color:rgba(184,212,240,0.45); }
.cta-input:focus { border-color:var(--cyan); background:rgba(255,255,255,0.10); }
.cta-submit {
  background:var(--cyan); color:var(--white); font-size:13px; font-weight:500;
  padding:12px 22px; border-radius:0 var(--radius) var(--radius) 0;
  white-space:nowrap; transition:background var(--tr);
}
.cta-submit:hover { background:#0098d4; }
.cta-notes { display:flex; gap:16px; margin-top:10px; flex-wrap:wrap; }
.cta-note  { font-size:11px; color:rgba(255,255,255,0.50); display:flex; align-items:center; gap:4px; }
.cta-check { color:var(--cyan); }

/* ── FILTER BAR ─────────────────────────────────────────── */
.filter-bar { background:var(--silver); border-bottom:1px solid var(--silver-dark); padding:14px 24px; }
.filter-bar-inner { max-width:var(--max-w); margin:0 auto; display:flex; align-items:center; gap:8px; flex-wrap:wrap; }
.filter-btn {
  font-size:12px; padding:7px 16px; border-radius:20px;
  border:0.5px solid var(--silver-dark); background:var(--white);
  color:var(--text-muted); cursor:pointer; transition:all var(--tr);
}
.filter-btn:hover { border-color:var(--cyan); color:var(--cyan); }
.filter-btn.active { background:var(--navy); color:var(--white); border-color:var(--navy); }
.filter-search {
  margin-left:auto; display:flex; align-items:center; gap:8px;
  background:var(--white); border:0.5px solid var(--silver-dark);
  border-radius:var(--radius); padding:0 12px; height:34px;
}
.filter-search input { border:none; outline:none; font-size:12px; color:var(--text); width:180px; background:transparent; }

/* ── PAGE HERO (inner pages) ────────────────────────────── */
.page-hero { background:var(--navy); padding:52px 24px 44px; }
.page-hero-inner { max-width:var(--max-w); margin:0 auto; }
.page-hero-eyebrow { font-size:10px; color:var(--cyan); letter-spacing:0.1em; margin-bottom:8px; font-weight:500; text-transform:uppercase; }
h1.page-hero-title { font-family:var(--font-d); font-size:clamp(28px,4vw,42px); font-weight:700; color:var(--white); line-height:1.2; margin-bottom:12px; }
.page-hero-sub { font-size:14px; color:rgba(255,255,255,0.50); line-height:1.7; max-width:520px; }

/* ── PRODUCT DETAIL ──────────────────────────────────────  */
.detail-layout  { display:grid; grid-template-columns:1fr 420px; gap:40px; align-items:start; }
.detail-images  { position:sticky; top:80px; }
.detail-main-img{ background:var(--silver); border-radius:var(--radius-lg); aspect-ratio:1; display:flex; align-items:center; justify-content:center; margin-bottom:10px; }
.detail-thumbs  { display:grid; grid-template-columns:repeat(4,1fr); gap:8px; }
.detail-thumb   { background:var(--silver); border-radius:var(--radius); aspect-ratio:1; border:2px solid transparent; cursor:pointer; transition:border-color var(--tr); }
.detail-thumb.active, .detail-thumb:hover { border-color:var(--cyan); }
.detail-cat     { font-size:11px; color:var(--cyan); font-weight:500; letter-spacing:0.06em; margin-bottom:6px; }
h1.detail-name  { font-family:var(--font-d); font-size:clamp(22px,3vw,30px); font-weight:700; color:var(--navy); margin-bottom:16px; line-height:1.2; }
.detail-quick   { display:grid; grid-template-columns:repeat(4,1fr); gap:8px; margin-bottom:20px; }
.detail-quick-item   { background:var(--silver); border-radius:var(--radius); padding:10px 12px; }
.detail-quick-label  { font-size:9px; color:var(--slate); letter-spacing:0.05em; margin-bottom:3px; text-transform:uppercase; }
.detail-quick-val    { font-size:13px; font-weight:500; color:var(--navy); }
.detail-btns    { display:flex; gap:10px; margin-bottom:22px; }
.detail-btns .btn-accent { flex:1; justify-content:center; }
.detail-btn-wa  {
  flex:1; display:flex; align-items:center; justify-content:center; gap:8px;
  background:#25D366; color:var(--white); font-size:13px; font-weight:500;
  padding:13px; border-radius:var(--radius); transition:background var(--tr);
}
.detail-btn-wa:hover { background:#1fba5a; }
.detail-tabs    { display:flex; border-bottom:1px solid var(--silver-dark); margin-bottom:24px; }
.detail-tab     { font-size:12px; padding:9px 16px; color:var(--text-muted); border-bottom:2px solid transparent; cursor:pointer; transition:all var(--tr); }
.detail-tab.active { color:var(--cyan); border-bottom-color:var(--cyan); }
.detail-tab-pane{ display:none; }
.detail-tab-pane.active { display:block; }
.spec-table     { width:100%; border-collapse:collapse; }
.spec-table tr:nth-child(even) td { background:var(--silver); }
.spec-table td  { padding:9px 12px; font-size:12px; border-bottom:1px solid var(--silver-dark); }
.spec-table td:first-child { color:var(--text-muted); width:44%; font-weight:500; }
.spec-table td:last-child  { color:var(--navy); }
.oem-box        { background:var(--silver); border-radius:var(--radius); padding:16px; margin-top:20px; border-left:3px solid var(--cyan); }
.oem-box-title  { font-size:13px; font-weight:500; color:var(--navy); margin-bottom:5px; }
.oem-box-desc   { font-size:12px; color:var(--text-muted); line-height:1.6; }

/* ── CONTACT PAGE ────────────────────────────────────────── */
.contact-layout { display:grid; grid-template-columns:1fr 360px; gap:44px; align-items:start; }
.contact-form-title { font-family:var(--font-d); font-size:22px; font-weight:700; color:var(--navy); margin-bottom:22px; }
.form-group { margin-bottom:14px; }
.form-label { display:block; font-size:12px; font-weight:500; color:var(--text-mid); margin-bottom:5px; }
.form-input, .form-select, .form-textarea {
  width:100%; padding:10px 14px; border:1px solid var(--silver-dark);
  border-radius:var(--radius); font-size:13px; color:var(--text);
  background:var(--white); transition:border-color var(--tr); outline:none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus { border-color:var(--cyan); }
.form-textarea { min-height:90px; resize:vertical; }
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:12px; }
.form-submit {
  width:100%; background:var(--cyan); color:var(--white);
  font-size:14px; font-weight:500; padding:13px;
  border-radius:var(--radius); transition:background var(--tr); margin-top:6px;
}
.form-submit:hover { background:#0098d4; }
.form-msg { margin-top:10px; padding:10px 14px; border-radius:var(--radius); font-size:12px; display:none; }
.form-msg.success { background:#E6F4ED; color:var(--text); border:1px solid #B0D9BE; }
.form-msg.error   { background:#FAEAEA; color:var(--text); border:1px solid #F5B0B0; }
.contact-info-card { background:var(--silver); border-radius:var(--radius-lg); padding:24px; }
.contact-info-title { font-size:15px; font-weight:500; color:var(--navy); margin-bottom:20px; }
.contact-info-item { display:flex; gap:12px; margin-bottom:16px; }
.contact-info-icon { width:34px; height:34px; background:var(--navy); border-radius:var(--radius); display:flex; align-items:center; justify-content:center; flex-shrink:0; }
.contact-info-icon svg { width:15px; height:15px; }
.contact-info-label { font-size:10px; color:var(--slate); margin-bottom:2px; text-transform:uppercase; letter-spacing:0.04em; }
.contact-info-val { font-size:13px; font-weight:500; color:var(--navy); }
.contact-wa-btn {
  display:flex; align-items:center; justify-content:center; gap:10px;
  background:#25D366; color:var(--white); font-size:13px; font-weight:500;
  padding:12px; border-radius:var(--radius); width:100%; margin-top:20px;
  transition:background var(--tr);
}
.contact-wa-btn:hover { background:#1fba5a; }

/* ── ABOUT PAGE ──────────────────────────────────────────── */
.about-mission-band { background:var(--navy); padding:48px 24px; text-align:center; }
.about-mission-inner { max-width:680px; margin:0 auto; }
.about-quote-big { font-family:var(--font-d); font-size:clamp(18px,2.5vw,26px); font-weight:600; color:var(--white); line-height:1.45; margin-bottom:12px; }
.about-quote-big em { color:var(--cyan); font-style:normal; }
.values-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:16px; }
.value-card { background:var(--white); border:0.5px solid var(--silver-dark); border-radius:var(--radius-lg); padding:22px 18px; }
.value-num  { font-family:var(--font-d); font-size:28px; font-weight:700; color:rgba(0,174,239,0.30); margin-bottom:8px; }
.value-title{ font-size:13px; font-weight:500; color:var(--navy); margin-bottom:6px; }
.value-desc { font-size:12px; color:var(--text-muted); line-height:1.65; }

/* ── FOOTER ──────────────────────────────────────────────── */
/* footer wrapper for full-bleed background */
.footer-wrap {
  background: var(--navy-dark);
  width: 100%;
}
footer {
  background: var(--navy-dark);
  padding: 56px 48px 32px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 44px;
  max-width: var(--max-w);
  margin: 0 auto;
}
.footer-logo-wrap { margin-bottom:16px; }
.footer-wordmark {
  font-family:'Raleway', 'Barlow', var(--font-d), sans-serif;
  font-size:16px; font-weight:600; color:var(--white);
  letter-spacing:0.22em; text-transform:uppercase; display:block;
}
.footer-desc { font-size:12px; color:rgba(255,255,255,0.50); line-height:1.7; margin-bottom:14px; }
.footer-certs { display:flex; gap:6px; }
.footer-cert { font-size:9px; border:0.5px solid rgba(0,174,239,0.3); color:var(--cyan); padding:2px 8px; border-radius:3px; }
.footer-col-title { font-size:10px; font-weight:500; color:var(--slate-light); letter-spacing:0.08em; text-transform:uppercase; margin-bottom:14px; }
.footer-links { display:flex; flex-direction:column; gap:7px; }
.footer-links a, .footer-links button { font-size:12px; color:#4A6080; background:transparent; padding:0; text-align:left; transition:color var(--tr); }
.footer-links a:hover, .footer-links button:hover { color:var(--cyan); }
.footer-bottom {
  background: var(--navy-dark);
  border-top: 1px solid rgba(255,255,255,0.05);
  padding: 18px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  width: 100%;
  box-sizing: border-box;
}
.footer-copy { font-size:11px; color:#3A5060; }
.footer-cert-row { font-size:10px; color:#3A5060; }

/* ── WHATSAPP FLOAT ──────────────────────────────────────── */
#wa-float {
  position:fixed; bottom:28px; right:28px; z-index:999;
  width:52px; height:52px; background:#25D366; border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 4px 16px rgba(37,211,102,0.4);
  transition:transform var(--tr), box-shadow var(--tr);
}
#wa-float:hover { transform:scale(1.1); box-shadow:0 6px 24px rgba(37,211,102,0.5); }
#wa-float svg { width:28px; height:28px; }
.wa-pulse {
  position:absolute; inset:0; border-radius:50%;
  background:#25D366; animation:wa-pulse 2.5s infinite; z-index:-1;
}

/* ── ANIMATIONS ──────────────────────────────────────────── */
@keyframes pulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.6;transform:scale(.9)} }
@keyframes wa-pulse { 0%{transform:scale(1);opacity:.5} 100%{transform:scale(1.8);opacity:0} }

/* ── RESPONSIVE ──────────────────────────────────────────── */
@media(max-width:1100px) {
  .prod-grid, .product-grid { grid-template-columns:repeat(3,1fr); }
  .product-grid-5 { grid-template-columns:repeat(3,1fr); }
  footer { grid-template-columns:1fr 1fr; gap:28px; }
}
@media(max-width:900px) {
  nav, .btn-header { display:none; }
  .hamburger { display:flex; margin-left:auto; }
  .lang-toggle { margin-left:auto; }
  .hero { padding:52px 20px 44px; }
  .trust-bar-inner { gap:0; }
  .app-grid { grid-template-columns:repeat(2,1fr); }
  .market-grid { grid-template-columns:repeat(2,1fr); }
  .process-steps { grid-template-columns:1fr 1fr; gap:20px; }
  .process-step+.process-step { border-left:none; padding-left:0; }
  .process-step:nth-child(3), .process-step:nth-child(4) { padding-top:20px; border-top:1px solid var(--silver-dark); }
  .cta-inner { flex-direction:column; gap:28px; }
  .cta-input { width:100%; }
  .detail-layout, .contact-layout { grid-template-columns:1fr; }
  .detail-images { position:static; }
  .values-grid { grid-template-columns:repeat(2,1fr); }
  .blog-grid { grid-template-columns:repeat(2,1fr); }
  footer { grid-template-columns:1fr 1fr; }
}
@media(max-width:600px) {
  .container { padding:0 16px; }
  .section { padding:48px 0; }
  .hero { padding:40px 16px 36px; }
  .prod-grid, .product-grid, .product-grid-5 { grid-template-columns:repeat(2,1fr); }
  .app-grid { grid-template-columns:1fr; }
  .market-grid { grid-template-columns:1fr; }
  .process-steps { grid-template-columns:1fr; }
  .process-step+.process-step { border-left:none; border-top:1px solid var(--silver-dark); padding-left:0; padding-top:20px; }
  .process-step:nth-child(3), .process-step:nth-child(4) { padding-top:20px; }
  .values-grid { grid-template-columns:1fr; }
  .blog-grid { grid-template-columns:1fr; }
  footer { grid-template-columns:1fr; gap:24px; }
  .form-row { grid-template-columns:1fr; }
  .detail-quick { grid-template-columns:repeat(2,1fr); }
  .stats-bar { flex-wrap:wrap; }
  .stats-cell { flex:1 1 50%; border-right:none; border-bottom:1px solid rgba(255,255,255,0.04); }
  .hero-stats { flex-wrap:wrap; gap:16px; }
  .hero-stat+.hero-stat { border-left:none; padding-left:0; }
  #wa-float { bottom:20px; right:20px; }
}

/* ── PRODUCT CATEGORY CARDS (homepage) ────────────────── */
.prod-cat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 8px;
}
.prod-cat-card {
  background: var(--white);
  border: 1px solid var(--silver-dark, #CBD5E1);
  border-top: 3px solid var(--cyan);
  border-radius: 8px;
  padding: 24px 20px;
  cursor: pointer;
  transition: box-shadow .2s, transform .2s;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.prod-cat-card:hover {
  box-shadow: 0 8px 28px rgba(0,174,239,.15);
  transform: translateY(-3px);
}
.prod-cat-icon {
  font-size: 32px;
  margin-bottom: 4px;
}
.prod-cat-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--navy);
}
.prod-cat-sub {
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.55;
  flex: 1;
}
.prod-cat-link {
  font-size: 12px;
  font-weight: 600;
  color: var(--cyan);
  margin-top: 8px;
}
@media (max-width: 900px) {
  .prod-cat-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 500px) {
  .prod-cat-grid { grid-template-columns: 1fr; }
}

/* ── SECTION SUB TEXT ──────────────────────────────────── */
.section-sub {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 6px;
  line-height: 1.6;
}