/* Base */
:root{--bg:#ffffff;--bg-soft:#f8fafc;--card:#ffffff;--text:#0f172a;--muted:#475569;--accent:#0ea5e9;--accent-2:#38bdf8;--ring:#38bdf8}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}

/* Layout */
.container{max-width:1100px;margin:0 auto;padding:20px}
.header{display:flex;align-items:center;justify-content:space-between;padding-top:24px;padding-bottom:8px}
.footer{border-top:1px solid rgba(2,6,23,.08);padding:24px 0;color:#64748b;font-size:14px}

/* Brand */
.brand{display:flex;gap:14px;align-items:center}
.logo{width:40px;height:40px;border-radius:10px;background:linear-gradient(135deg,var(--accent),var(--accent-2));display:flex;align-items:center;justify-content:center;color:#ffffff;font-weight:800}
.company{margin:0;font-size:20px;letter-spacing:.4px}
.tagline{margin:2px 0 0;color:#64748b;font-size:14px}

/* Language switcher */
.lang{display:flex;gap:8px}
.lang-btn{background:#ffffff;border:1px solid rgba(2,6,23,.12);color:var(--text);padding:7px 12px;border-radius:10px;cursor:pointer}
.lang-btn.active{background:#e0f2fe;border-color:var(--accent)}
.lang-btn:focus{outline:2px solid var(--ring);outline-offset:2px}

/* Tabs */
.tab-panel{display:none}
.tab-panel.active{display:block}
.tab-btn.active{background:#e0f2fe;border-color:var(--accent)}

/* Dashboard grid */
.dash-grid{display:grid;gap:18px;margin:28px 0;grid-template-columns:1fr}
@media(min-width:860px){
  .dash-grid{grid-template-columns:repeat(3,1fr)}
  .dash-grid > .card:nth-child(1){grid-column:span 2}
}

/* Sidebar layout (desktop) */
@media(min-width:1024px){
  .header{position:fixed;inset:auto auto 0 0;top:0;left:0;width:260px;height:100vh;flex-direction:column;align-items:flex-start;justify-content:flex-start;gap:18px;border-right:1px solid rgba(2,6,23,.08)}
  .header .brand{padding-top:6px}
  .header .lang{margin-top:auto}
  main{margin-left:260px}
}

/* Sidebar nav */
.side-nav{list-style:none;margin:10px 0 0;padding:0;display:flex;gap:12px}
.side-nav li a{display:block;padding:8px 10px;border-radius:10px;color:var(--text);text-decoration:none;border:1px solid transparent}
.side-nav li a:hover{background:var(--bg-soft);border-color:rgba(2,6,23,.08)}
@media(min-width:1024px){
  .side-nav{flex-direction:column;width:100%}
  .side-nav li a{width:100%}
}

/* Hero */
.hero{min-height:340px;background-size:cover;background-position:center;position:relative;border-bottom:1px solid rgba(2,6,23,.08)}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(2,6,23,.55),rgba(2,6,23,.25))}
.hero .hero-inner{position:relative;z-index:1;padding:72px 0;color:#eef2f7}
.hero-title{font-size:36px;margin:0 0 10px}
.hero-sub{margin:0 0 16px;color:#dbe5ee;max-width:760px}
.btn-primary{display:inline-block;background:var(--accent);color:#fff;padding:10px 14px;border-radius:10px;font-weight:700;text-decoration:none;border:2px solid transparent}
.btn-primary:hover{filter:brightness(1.05)}

/* Grid */
.grid{display:grid;gap:18px;margin:28px 0}
.grid.two{grid-template-columns:1fr}
.grid.three{grid-template-columns:1fr}
@media(min-width:860px){
  .grid.two{grid-template-columns:1.2fr .8fr}
  .grid.three{grid-template-columns:repeat(3,1fr)}
}

/* Cards */
.card{background:var(--card);border:1px solid rgba(2,6,23,.08);border-radius:14px;padding:18px;box-shadow:0 6px 18px rgba(2,6,23,.06)}
.card h4{margin:0 0 8px}

/* Lists */
.checks{list-style:none;padding:0;margin:10px 0 0}
.checks li{margin:8px 0;padding-left:26px;position:relative}
.checks li:before{content:"✓";position:absolute;left:0;top:0;color:#16a34a}
.bullets{list-style:disc;padding-left:20px;margin:10px 0 0}
/* compact checks inside hero */
.checks.compact{margin-top:12px}
.checks.compact li{margin:6px 0}

/* Image cards */
.image-card{overflow:hidden;border-radius:14px;border:1px solid rgba(2,6,23,.08);background:#ffffff;box-shadow:0 6px 18px rgba(2,6,23,.06)}
.image-card figure{height:160px;margin:0;overflow:hidden}
.image-card img{width:100%;height:100%;object-fit:cover;display:block}
.image-card .content{padding:14px}
.image-card h5{margin:0 0 6px;font-size:16px}
.image-card p{margin:0;color:#64748b;font-size:14px}

/* Contact */
.contact .email{color:#0369a1;text-decoration:underline}
.contact .note{color:#64748b;font-size:14px;margin-top:8px}

/* Split hero */
.split-hero{background:linear-gradient(180deg,#ffffff 0%,#f8fafc 100%);position:relative}
.split{display:grid;gap:20px;grid-template-columns:1fr}
.split .left{padding:40px 0}
.split .right{position:relative;min-height:280px}
.hero-figure{border-radius:16px;box-shadow:0 10px 30px rgba(2,6,23,.15);background-size:cover;background-position:center;width:100%;height:260px}
@media(min-width:1024px){
  .split{grid-template-columns:1.1fr .9fr;align-items:center}
  .split .right{min-height:360px}
  .hero-figure{height:340px}
}

/* Decorative blobs */
.blob{position:absolute;filter:blur(0.2px);opacity:.9}
.blob.b1{width:120px;height:120px;border-radius:36px;background:radial-gradient(circle at 30% 30%, #38bdf8, #0ea5e9);bottom:-20px;left:-10px}
.blob.b2{width:180px;height:180px;border-radius:52px;background:radial-gradient(circle at 30% 30%, #a7f3d0, #22d3ee);top:-30px;right:-20px}

/* Wave separator */
.wave-sep svg{display:block;width:100%;height:110px}

/* Features grid */
.features-grid{display:grid;gap:18px;margin:10px auto 28px;grid-template-columns:1fr}
.feature-card{background:#fff;border:1px solid rgba(2,6,23,.08);border-radius:14px;padding:16px;box-shadow:0 6px 18px rgba(2,6,23,.06)}
.feature-card .icon{font-size:22px;margin-bottom:8px}
.feature-card h5{margin:0 0 6px}
.feature-card p{margin:0;color:#64748b}
@media(min-width:860px){
  .features-grid{grid-template-columns:repeat(4,1fr)}
}

/* RTL helpers */
html[dir="rtl"] body{direction:rtl}
html[dir="rtl"] .checks li{padding-right:26px;padding-left:0}
html[dir="rtl"] .checks li:before{left:auto;right:0}
/* RTL sidebar flip */
@media(min-width:1024px){
  html[dir="rtl"] .header{left:auto;right:0;border-right:none;border-left:1px solid rgba(2,6,23,.08)}
  html[dir="rtl"] main{margin-left:0;margin-right:260px}
}