:root{--navy:#0f172a;--navy2:#17233d;--blue:#0284c7;--blue2:#38bdf8;--cream:#f8f6f1;--white:#fff;--ink:#1e293b;--muted:#64748b;--line:#dbe5ee;--soft:#eef8fc;--success:#0f766e;--warning:#c2410c;--shadow:0 20px 55px rgba(15,23,42,.11);--radius:24px;--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--cream);line-height:1.68;-webkit-font-smoothing:antialiased}img{max-width:100%;height:auto;display:block}a{color:inherit;text-decoration:none}.container{width:min(calc(100% - 32px),var(--max));margin-inline:auto}.skip-link{position:absolute;left:-9999px}.skip-link:focus{left:16px;top:16px;z-index:9999;background:#fff;padding:10px 14px;border-radius:10px}.site-header{position:sticky;top:0;z-index:50;background:rgba(248,246,241,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(148,163,184,.18)}.nav{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:-.03em;color:var(--navy);font-size:1.08rem}.brand-mark{width:38px;height:38px;border-radius:13px;display:grid;place-items:center;background:linear-gradient(135deg,var(--navy),var(--blue));color:#fff;box-shadow:0 8px 20px rgba(2,132,199,.25)}.nav-links{display:flex;align-items:center;gap:22px;font-weight:750;font-size:.93rem;color:#334155}.nav-links a:hover{color:var(--blue)}.nav-cta{padding:11px 16px;border-radius:999px;background:var(--navy);color:#fff!important}.hero{background:radial-gradient(circle at 80% 15%,rgba(56,189,248,.22),transparent 30%),linear-gradient(135deg,#0f172a 0%,#122641 60%,#0b678f 140%);color:#fff;padding:86px 0 72px;overflow:hidden}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}.eyebrow,.pill{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;font-size:.82rem;font-weight:850;letter-spacing:.04em}.eyebrow{border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.08);text-transform:uppercase}.pill{background:#e0f2fe;color:#075985}.hero h1{font-size:clamp(2.5rem,6vw,5.25rem);line-height:1.02;letter-spacing:-.055em;margin:20px 0 22px;max-width:900px}.hero h1 span{color:#7dd3fc}.hero p{font-size:1.12rem;color:#dbeafe;max-width:720px;margin:0 0 28px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:12px 18px;border-radius:999px;font-weight:800;border:1px solid transparent;transition:.2s ease}.btn:hover{transform:translateY(-1px)}.btn-primary{background:#fff;color:var(--navy)}.btn-secondary{border-color:rgba(255,255,255,.28);color:#fff;background:rgba(255,255,255,.07)}.btn-blue{background:var(--blue);color:#fff}.btn-ghost-dark{background:#fff;border-color:var(--line);color:var(--navy)}.text-link{color:var(--blue);font-weight:800}.hero-media{position:relative}.hero-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:32px;border:1px solid rgba(255,255,255,.18);box-shadow:0 30px 70px rgba(0,0,0,.25);background:#18314a}.media-badge{position:absolute;left:-18px;bottom:24px;background:#fff;color:var(--navy);padding:14px 16px;border-radius:16px;box-shadow:var(--shadow);font-weight:800}.media-badge small{display:block;color:var(--muted);font-weight:700}.trust-strip{background:#fff;border-bottom:1px solid var(--line)}.trust-row{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line)}.trust-item{background:#fff;padding:18px;text-align:center;font-weight:800;color:#334155}.trust-item i{color:var(--blue);margin-right:7px}.section{padding:82px 0}.section-white{background:#fff}.section-dark{background:var(--navy);color:#fff}.section-head{max-width:790px;margin-bottom:34px}.kicker{color:var(--blue);font-size:.82rem;text-transform:uppercase;letter-spacing:.12em;font-weight:900}.section h2,.section-head h2{font-size:clamp(2rem,4vw,3.35rem);line-height:1.08;letter-spacing:-.04em;margin:10px 0 14px;color:var(--navy)}.section-dark h2,.section-dark h3{color:#fff}.section-head p{margin:0;color:var(--muted);font-size:1.05rem}.card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.info-card,.tip-card,.mini-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:24px;box-shadow:0 10px 28px rgba(15,23,42,.05)}.info-card .icon{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:#e0f2fe;color:#0369a1;font-size:1.1rem;margin-bottom:18px}.info-card h3,.tip-card h3,.mini-card h3{font-size:1.07rem;line-height:1.35;margin:0 0 10px;color:var(--navy)}.info-card p,.tip-card p,.mini-card p{margin:0;color:var(--muted);font-size:.94rem}.feature{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}.feature img{width:100%;aspect-ratio:5/4;object-fit:cover;border-radius:28px;background:#dce8ef;box-shadow:var(--shadow)}.feature-copy h2{font-size:clamp(2rem,4vw,3.2rem);line-height:1.08;letter-spacing:-.04em;margin:0 0 18px;color:var(--navy)}.section-dark .feature-copy h2{color:#fff}.feature-copy p{color:var(--muted);font-size:1.03rem}.section-dark .feature-copy p{color:#cbd5e1}.check-list{display:grid;gap:12px;margin:24px 0}.check{display:flex;gap:12px;align-items:flex-start}.check i{margin-top:4px;color:var(--success)}.recommend{background:linear-gradient(135deg,#0f172a,#123a58);color:#fff;border-radius:30px;padding:34px;display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center;box-shadow:0 26px 70px rgba(15,23,42,.18)}.recommend h2,.recommend h3{margin:0 0 10px;color:#fff}.recommend p{margin:0;color:#dbeafe;max-width:820px}.recommend .btn{white-space:nowrap;background:#fff;color:var(--navy)}.tips-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.tip-card>i{width:44px;height:44px;display:grid;place-items:center;border-radius:14px;background:#e0f2fe;color:#0369a1;margin-bottom:16px}.packing{margin-top:22px;background:linear-gradient(90deg,#e0f2fe,#f8fafc);border:1px solid #bae6fd;border-radius:22px;padding:22px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:18px}.packing-icon{width:50px;height:50px;border-radius:16px;display:grid;place-items:center;background:var(--navy);color:#fff;font-size:1.2rem}.packing h3{margin:0 0 4px;color:var(--navy)}.packing p{margin:0;color:var(--muted)}.three-col{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.stat{font-size:2rem;font-weight:900;color:var(--blue);letter-spacing:-.04em}.article-hero{padding:72px 0 46px;background:linear-gradient(180deg,#eef8fc,#f8f6f1)}.breadcrumb{display:flex;gap:8px;flex-wrap:wrap;color:var(--muted);font-size:.9rem;margin-bottom:22px}.article-hero h1{font-size:clamp(2.35rem,5vw,4.4rem);line-height:1.04;letter-spacing:-.05em;margin:0 0 18px;color:var(--navy);max-width:980px}.article-hero p{font-size:1.08rem;color:var(--muted);max-width:880px}.article-shell{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:42px;align-items:start}.article{background:#fff;border:1px solid var(--line);border-radius:28px;padding:clamp(24px,4vw,48px);box-shadow:0 12px 35px rgba(15,23,42,.05)}.article h2{font-size:clamp(1.65rem,3vw,2.35rem);line-height:1.15;margin:46px 0 14px;color:var(--navy);letter-spacing:-.03em}.article h2:first-of-type{margin-top:36px}.article h3{font-size:1.2rem;color:var(--navy);margin:28px 0 10px}.article p,.article li{color:#475569}.article ul,.article ol{padding-left:22px}.article img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:20px;margin:24px 0;background:#dbe6ec}.article blockquote{margin:18px 0;padding:18px 20px;background:#f8fafc;border-left:4px solid var(--blue);border-radius:0 16px 16px 0;color:var(--navy);font-weight:750}.temperature-scale{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:22px 0}.temperature-scale div{padding:18px;border:1px solid #bae6fd;background:#f0f9ff;border-radius:18px}.temperature-scale strong{display:block;color:#075985;font-size:1.35rem}.temperature-scale span{color:#475569;font-size:.9rem}.note,.callout{padding:20px;border-radius:18px;margin:24px 0}.note{background:#f0f9ff;border:1px solid #bae6fd}.note strong{display:block;color:#075985;margin-bottom:4px}.warning{background:#fff7ed;border-color:#fed7aa}.warning strong{color:#9a3412}.callout{border-left:4px solid var(--blue);background:#f8fbfd;border-radius:0 16px 16px 0}.rule-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:18px 0}.rule-grid>div{display:grid;grid-template-columns:auto 1fr;column-gap:12px;padding:16px;border:1px solid var(--line);border-radius:16px;background:#f8fafc}.rule-grid i{grid-row:1/3;color:var(--blue);margin-top:3px}.rule-grid strong{color:var(--navy)}.rule-grid span{color:var(--muted);font-size:.9rem}.tips-list li{margin:7px 0}.source-list a{color:var(--blue);text-decoration:underline;text-underline-offset:3px}.toc{position:sticky;top:98px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:20px}.toc strong{display:block;color:var(--navy);margin-bottom:10px}.toc a{display:block;color:var(--muted);padding:7px 0;font-size:.92rem}.toc a:hover{color:var(--blue)}.official-check{display:grid;grid-template-columns:auto 1fr auto;gap:16px;align-items:center;background:#eaf7ff;border:1px solid #bae6fd;border-radius:20px;padding:20px;margin:20px 0}.official-check>i{font-size:1.5rem;color:#0369a1}.official-check strong{color:var(--navy)}.official-check p{margin:3px 0 0}.official-check.secondary{background:#f8fafc;border-color:var(--line)}.faq{display:grid;gap:14px;max-width:980px;margin:auto}.faq details{background:#fff;border:1px solid var(--line);border-radius:18px;padding:0 20px}.faq summary{cursor:pointer;list-style:none;font-weight:800;color:var(--navy);padding:20px 0}.faq summary::-webkit-details-marker{display:none}.faq details p{padding:0 0 20px;margin:0;color:var(--muted)}.faq-recommend{max-width:980px;margin:34px auto 0}.footer{background:#08111f;color:#cbd5e1;padding:54px 0 28px}.footer-grid{display:grid;grid-template-columns:1.3fr repeat(3,1fr);gap:34px}.footer h3{color:#fff;font-size:1rem;margin:0 0 14px}.footer a{display:block;margin:8px 0;color:#cbd5e1}.footer a:hover{color:#fff}.footer-brand{color:#fff!important}.footer-bottom{margin-top:34px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:.88rem}.legal-note,.tiny{font-size:.85rem;color:#94a3b8;max-width:760px}.mt-0{margin-top:0!important}
@media(max-width:980px){.hero-grid,.feature,.article-shell{grid-template-columns:1fr}.card-grid{grid-template-columns:repeat(2,1fr)}.trust-row{grid-template-columns:repeat(2,1fr)}.tips-grid,.three-col{grid-template-columns:repeat(2,1fr)}.toc{position:static}.footer-grid{grid-template-columns:repeat(2,1fr)}.recommend{grid-template-columns:1fr}.recommend .btn{justify-self:start}.official-check{grid-template-columns:auto 1fr}.official-check .btn{grid-column:1/-1;justify-self:start}.temperature-scale{grid-template-columns:1fr}}
@media(max-width:720px){.container{width:min(calc(100% - 24px),var(--max))}.nav{align-items:flex-start;padding:14px 0;flex-direction:column;gap:12px}.nav-links{width:100%;overflow-x:auto;padding-bottom:4px;gap:16px;white-space:nowrap}.nav-cta{display:none}.hero{padding:58px 0 48px}.hero-grid{gap:30px}.media-badge{left:10px;bottom:10px}.trust-row,.card-grid,.tips-grid,.three-col,.footer-grid,.rule-grid{grid-template-columns:1fr}.section{padding:60px 0}.recommend{padding:26px}.article-hero{padding:52px 0 34px}.article{padding:22px;border-radius:22px}.packing{grid-template-columns:auto 1fr}.packing .text-link{grid-column:1/-1}.official-check{grid-template-columns:1fr}.official-check .btn{grid-column:auto}.hero h1{font-size:clamp(2.35rem,12vw,4rem)}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn{transition:none}}

/* v1.1.1 - premium contrast, accessibility and food/pool guidance */
.article .recommend,.faq-recommend{background:linear-gradient(135deg,#0b1f35,#123f60);color:#fff}
.article .recommend h2,.article .recommend h3,.article .recommend strong,.faq-recommend h2,.faq-recommend h3,.faq-recommend strong{color:#fff!important}
.article .recommend p,.faq-recommend p{color:#e0f2fe!important}
.article .recommend .pill,.faq-recommend .pill{background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.18);color:#fff!important}
.article .recommend .btn,.faq-recommend .btn{background:#fff;color:#0f172a!important;border-color:#fff;box-shadow:0 10px 28px rgba(0,0,0,.16)}
.article .recommend .btn i,.faq-recommend .btn i{color:#0f172a}
.pool-food-note{display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:start;background:#fff7ed;border:1px solid #fed7aa;border-radius:18px;padding:20px;margin:22px 0}
.pool-food-note>i{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:#ffedd5;color:#9a3412}
.pool-food-note strong{display:block;color:#7c2d12;margin-bottom:4px}.pool-food-note p{margin:0!important;color:#7c2d12!important}
:focus-visible{outline:3px solid #38bdf8;outline-offset:3px;border-radius:6px}
.article a:not(.btn):not(.text-link),.faq a:not(.btn){text-decoration-thickness:.08em;text-underline-offset:.18em}
@media(max-width:720px){.article .recommend .btn,.faq-recommend .btn{width:100%}.pool-food-note{grid-template-columns:1fr}.pool-food-note>i{width:40px;height:40px}}

/* v1.1.3 - Global spacing refinement
   Daha sıkı, premium dikey ritim; hero ile ilk içerik arasındaki boşluk azaltıldı. */

.section{
  padding:68px 0;
}

.section-head{
  margin-bottom:28px;
}

.hero{
  padding:76px 0 60px;
}

.hero-grid{
  gap:42px;
}

.article-hero{
  padding:58px 0 26px;
}

.article-hero p{
  margin-bottom:0;
}

.article-hero + .section{
  padding-top:38px;
}

.article-shell{
  gap:36px;
}

.article{
  padding:clamp(24px,3.5vw,44px);
}

.article h2{
  margin:40px 0 14px;
}

.article h2:first-of-type{
  margin-top:30px;
}

.article h3{
  margin:24px 0 10px;
}

.feature{
  gap:40px;
}

.recommend{
  padding:30px 32px;
}

.faq-recommend{
  margin-top:28px;
}

.footer{
  padding:48px 0 26px;
}

.footer-bottom{
  margin-top:28px;
}

@media(max-width:980px){
  .section{
    padding:58px 0;
  }

  .article-hero{
    padding:50px 0 24px;
  }

  .article-hero + .section{
    padding-top:34px;
  }

  .hero-grid,
  .feature,
  .article-shell{
    gap:32px;
  }
}

@media(max-width:720px){
  .hero{
    padding:50px 0 40px;
  }

  .hero-grid{
    gap:26px;
  }

  .section{
    padding:46px 0;
  }

  .section-head{
    margin-bottom:24px;
  }

  .article-hero{
    padding:38px 0 20px;
  }

  .article-hero + .section{
    padding-top:26px;
  }

  .article{
    padding:20px;
  }

  .article h2{
    margin:34px 0 12px;
  }

  .article h2:first-of-type{
    margin-top:24px;
  }

  .recommend{
    padding:24px;
  }

  .footer{
    padding:42px 0 24px;
  }
}