/* ============================================================================
   Retoxin — digestive / detox / immunity supplement (capsules)
   Design language: CLEAN MODERN DETOX
   Palette: deep green + teal + fresh neutral mineral.
   Stack hero: centered, deep-green radiant backdrop behind the bottle,
   crisp white-space, botanical leaf motif. NO "toxin explosion" cliché —
   clean, clinical-yet-botanical, modern and airy.
   ============================================================================ */
:root{
  --deep:#1f5d3f;         /* deep green — primary */
  --deep-d:#17462f;
  --teal:#179e8b;         /* fresh teal — accent */
  --teal-d:#0e7f6f;
  --mint:#e2f3ea;         /* fresh neutral tint */
  --ink:#17301f;
  --ink2:#2b4a38;
  --muted:#527060;
  --bg:#f4f7f2;           /* mineral, fresh neutral */
  --card:#ffffff;
  --line:#dde8dd;
  --accent:#179e8b;
  --accent-d:#0e7f6f;
  --grad:linear-gradient(135deg,#1f5d3f,#179e8b);
  --glow:rgba(23,158,139,.24);
  --leaf:#4fbf8f;
  --r:12px;               /* crisp, modern — tighter than herbal builds */
  --r-sm:9px;
  --font:'Segoe UI',system-ui,-apple-system,Arial,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
html[lang^="ar"]{direction:rtl}
html[lang^="ar"] body{text-align:right}
body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.63;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{text-decoration:none;color:inherit}
.wrap{max-width:1160px;margin:0 auto;padding:0 22px}
h1,h2,h3{line-height:1.1;letter-spacing:-.016em}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
::selection{background:rgba(23,158,139,.18)}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(19,44,31,.97);backdrop-filter:blur(8px);box-shadow:0 1px 0 rgba(255,255,255,.06)}
.header-in{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:64px}
.brand{font-weight:800;letter-spacing:.02em;font-size:1.26rem;color:#fff;text-transform:uppercase}
.brand b{color:var(--teal)}
.nav{display:flex;align-items:center;gap:20px}
.nav a{color:rgba(255,255,255,.9);font-weight:600;font-size:.92rem;border-radius:6px;padding:4px 6px}
.nav a:hover{color:#fff;background:rgba(255,255,255,.08)}
.nav a:focus-visible{outline:2px solid #6fe0c8;outline-offset:2px}
.cta-btn{display:inline-block;background:var(--grad);color:#fff;font-weight:800;font-size:.95rem;padding:.8rem 1.5rem;border-radius:8px;box-shadow:0 12px 26px -14px rgba(14,127,111,.7);transition:transform .15s ease,box-shadow .15s ease}
.cta-btn:hover{transform:translateY(-2px);box-shadow:0 16px 32px -14px rgba(14,127,111,.85)}
.cta-btn:focus-visible{outline:2px solid #fff;outline-offset:2px}
.nav .cta-btn{color:#fff;padding:.55rem 1.15rem}

/* ---------- Hero (stack) ---------- */
.hero.hero-stack{background:linear-gradient(180deg,var(--mint),var(--bg));position:relative;overflow:hidden}
.stack-in{position:relative}
.hero-stack .eyebrow{display:inline-block;color:var(--teal-d);font-weight:800;letter-spacing:.16em;text-transform:uppercase;font-size:.7rem;margin-bottom:14px;background:#fff;border:1px solid var(--line);border-radius:6px;padding:.36rem .85rem;box-shadow:0 8px 20px -16px rgba(15,60,45,.5)}
.hero-stack h1{font-size:clamp(2rem,4.8vw,3.3rem);font-weight:800;color:var(--ink)}
.hero-stack h1 em{font-style:normal;color:var(--deep-d)}
.hero-stack .lead{color:var(--muted);font-size:1.08rem}
.hero-stack .hero-visual::before{content:"";position:absolute;top:50%;left:50%;width:min(360px,80%);aspect-ratio:1;transform:translate(-50%,-50%);background:radial-gradient(circle,rgba(23,158,139,.14),rgba(255,255,255,0) 64%);border-radius:50%}
.hero-stack .hero-visual .hero-prod{position:relative;filter:drop-shadow(0 32px 46px rgba(14,60,45,.4))}
.quick-chips li{background:#fff;border:1px solid #ccdccc;color:var(--deep-d);box-shadow:0 8px 18px -16px rgba(15,60,45,.4)}

/* ---------- Sections ---------- */
section{padding:60px 22px}
.sec-head{max-width:720px;margin:0 auto 34px;text-align:center}
.kicker{color:var(--teal-d);font-weight:800;letter-spacing:.16em;text-transform:uppercase;font-size:.7rem;margin-bottom:9px}
.sec-head h2{font-size:clamp(1.5rem,2.6vw,2.15rem);color:var(--ink);font-weight:800;margin-bottom:10px}
.sec-head h2::after{content:"";display:block;width:40px;height:3px;border-radius:2px;background:var(--teal);margin:12px auto 0}
.sec-head p{color:var(--muted);font-size:1rem}
section#benefits,section#how,section#ingredients,section#about,section#faq{background:var(--bg)}

/* benefits */
.ben-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px 24px;box-shadow:0 12px 26px -24px rgba(20,80,60,.5);position:relative;transition:transform .15s ease}
.ben-card:hover{transform:translateY(-3px)}
.ben-card .ic{width:54px;height:54px;border-radius:10px;background:linear-gradient(135deg,#e2f3ea,#ffece3);display:grid;place-items:center;margin-bottom:14px}
.ben-card .ic svg{width:24px;height:24px;color:var(--deep)}
.ben-card h3{color:var(--ink);font-size:1.05rem;margin-bottom:7px}
.ben-card p{color:var(--muted);font-size:.92rem}

/* how */
.step{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px 24px;box-shadow:0 12px 26px -24px rgba(20,80,60,.5)}
.step .num{width:40px;height:40px;border-radius:8px;background:var(--deep);color:#fff;display:grid;place-items:center;font-weight:800;font-size:1.05rem;margin-bottom:14px}
.step h3{color:var(--ink);font-size:1.04rem;margin-bottom:7px}
.step p{color:var(--muted);font-size:.92rem}

/* ingredients */
.ing-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px;box-shadow:0 10px 22px -24px rgba(20,80,60,.5);border-top:3px solid var(--leaf);text-align:center}
.ing-card h3{color:var(--ink);font-size:1rem;margin-bottom:6px}
.ing-card h3::after{content:"●";font-size:.6rem;color:var(--teal);vertical-align:middle;margin-left:7px}
.ing-card p{color:var(--muted);font-size:.88rem;max-width:42ch;margin:0 auto}

/* about split */
#about .split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;background:linear-gradient(140deg,#1a4630,#236a51);border-radius:18px;padding:44px;color:#fff;box-shadow:0 20px 44px -26px rgba(10,50,35,.7);position:relative;overflow:hidden}
#about .split::after{content:"";position:absolute;right:-70px;top:-70px;width:240px;height:240px;background:radial-gradient(circle,rgba(23,158,139,.5),transparent 68%)}
#about .split .kicker{color:#7fe3ca}
#about .split h2{color:#fff;font-size:clamp(1.35rem,2.3vw,1.85rem);margin-bottom:12px}
#about .split p.lead{color:#e2f0e8;font-size:1rem}
.checklist{list-style:none;margin:0 0 24px}
.checklist li{display:flex;align-items:flex-start;gap:12px;color:#eff4ee;font-weight:600;padding:9px 0;border-bottom:1px solid rgba(255,255,255,.16);font-size:.95rem}
.checklist svg{flex:none;width:20px;height:20px;color:#7fe3ca;margin-top:3px}

/* quote */
.quote{background:linear-gradient(180deg,#e2f3ea,#dff1ea);color:var(--ink);text-align:center}
.quote h2{font-size:clamp(1.45rem,2.5vw,2.05rem);max-width:640px;margin:0 auto 14px}
.quote p{color:var(--muted);max-width:600px;margin:0 auto 24px;font-size:1rem}
.quote .cta-btn{background:#fff;color:var(--teal-d);box-shadow:0 12px 26px -14px rgba(15,70,50,.5)}

/* faq */
.faq-box{max-width:760px;margin:0 auto}
details{background:var(--card);border:1px solid var(--line);border-radius:var(--r-sm);margin-bottom:12px;box-shadow:0 8px 18px -20px rgba(15,70,50,.5);overflow:hidden}
summary{list-style:none;padding:18px 20px;font-weight:700;color:var(--ink);cursor:pointer;position:relative;padding-right:44px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";position:absolute;right:18px;top:50%;transform:translateY(-50%);color:var(--teal);font-size:1.3rem;font-weight:800}
details[open] summary::after{content:"−"}
details .a{padding:0 20px 18px;color:var(--muted);font-size:.95rem}
summary:focus-visible{outline:2px solid var(--teal);outline-offset:-2px}

/* cta band */
.cta-band{background:linear-gradient(140deg,#1a5a3e,#15907f);color:#fff;text-align:center;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;background:radial-gradient(circle,rgba(127,227,202,.4),transparent 65%)}
.cta-band h2{font-size:clamp(1.5rem,3vw,2.2rem);margin-bottom:12px;position:relative}
.cta-band p{color:#e0f1e9;max-width:620px;margin:0 auto 26px;position:relative}
.cta-band .cta-btn{background:#fff;color:var(--teal-d);box-shadow:0 14px 28px -14px rgba(10,60,45,.7)}

/* ---------- Sub pages ---------- */
.simple{background:var(--bg);padding:58px 22px}
.simple .wrap{max-width:820px}
.simple h1{color:var(--ink);font-size:clamp(1.6rem,3vw,2.15rem);margin-bottom:20px}
.simple h1::after{content:"";display:block;width:40px;height:3px;background:var(--teal);margin-top:12px;border-radius:2px}
.simple p{color:var(--muted);margin-bottom:14px}
.simple .tip{background:#e2f3ea;border:1px solid var(--line);border-left:4px solid var(--teal);border-radius:10px;padding:16px 18px;color:#1c5c44;font-size:.95rem;margin:18px 0}
.cta-wrapper{text-align:center;margin-top:28px}
.simple .how-grid{margin-top:10px}
.simple h2{color:var(--ink);font-size:1.3rem;margin:26px 0 12px}

/* ---------- Footer ---------- */
.site-footer{background:#123322;color:#cfe0d4;padding:52px 22px 30px}
.footer-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;margin-bottom:30px}
.site-footer h4{color:#fff;font-size:.92rem;margin-bottom:12px;text-transform:uppercase;letter-spacing:.06em}
.site-footer p{font-size:.86rem;color:#8fb8a0}
.site-footer ul{list-style:none;display:flex;flex-direction:column}
.site-footer li{margin-bottom:8px}
.site-footer a{color:#b5cfc0;font-size:.9rem}
.site-footer a:hover{color:#6fe0c8}
.site-footer a:focus-visible{outline:2px solid #6fe0c8;outline-offset:2px}
.footer-bot{border-top:1px solid rgba(255,255,255,.14);padding-top:20px;color:#84b094;font-size:.82rem;text-align:center}
.font-brand{color:#fff;font-weight:800}
.site-footer .ft-buy{display:inline-block;background:var(--grad);color:#fff !important;font-weight:700;padding:9px 18px;border-radius:8px;margin-bottom:6px;box-shadow:0 4px 14px rgba(0,0,0,.3)}
.site-footer .ft-buy:hover{filter:brightness(1.1);color:#fff}
.site-footer .footer-grid{align-items:start}
.site-footer .ft-brand p{max-width:38ch;opacity:.9}

/* ---------- Country switcher ---------- */
.lang-block{margin-bottom:28px}
.lang-label{color:#a6c4b0;font-size:.8rem;text-transform:uppercase;letter-spacing:.1em;margin-bottom:12px}
.lang-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(196px,1fr));gap:10px}
.lang-link{display:flex;align-items:center;justify-content:flex-start;gap:10px;min-height:60px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);color:#edf3ec;padding:.5rem .8rem;border-radius:9px;font-size:.88rem;transition:.15s;overflow:hidden}
.lang-link:hover{background:rgba(23,158,139,.22);border-color:#6fe0c8}
.lang-link.active{background:var(--grad);color:#fff;border-color:#4fbf8f;font-weight:700}
.lang-link img{display:inline-block;vertical-align:middle;width:22px;height:15px;object-fit:cover;flex:none;border-radius:2px;box-shadow:0 0 0 1px rgba(0,0,0,.14)}
.lang-link span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* ---------- Responsive ---------- */
@media (max-width:960px){
  .hero-in{grid-template-columns:1fr;text-align:center;padding:36px 22px 48px}
  .hero-actions,.trust-row{justify-content:center;align-items:center}
  .ben-grid,.how-grid{grid-template-columns:1fr 1fr}
  #about .split{grid-template-columns:1fr;padding:32px}
}
@media (max-width:720px){
  .stack-in{padding:44px 18px}
  .ben-grid,.how-grid,.ing-grid{grid-template-columns:1fr}
  .split{grid-template-columns:1fr;gap:14px}
  .footer-grid{grid-template-columns:1fr;gap:22px}
  .cta-btn{min-height:52px;padding:0 22px}
  .site-header{position:static}
  .header-in{height:auto;flex-wrap:wrap;flex-direction:column;gap:10px;padding:12px 14px}
  .nav{flex-wrap:wrap;justify-content:center;row-gap:8px}
  .site-footer .lang-list{grid-template-columns:1fr 1fr;gap:8px}
}
@media (max-width:640px){
  .ben-grid,.how-grid{grid-template-columns:1fr}
  .header-in{flex-direction:column;gap:10px;padding:12px 16px}
  .nav{flex-wrap:wrap;justify-content:center;gap:14px}
  .nav a{font-size:.86rem}
  .nav .cta-btn{padding:.5rem .95rem;font-size:.86rem}
  .footer-grid{grid-template-columns:1fr}
  section{padding:48px 16px}
  .lang-list{grid-template-columns:1fr 1fr}
  .hero-stack h1{font-size:1.9rem}
}
@media (max-width:460px){
  .lang-link{min-height:54px;font-size:.8rem;padding:6px 10px}
  .footer-bot{flex-direction:column;text-align:center}
}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}