/* ===================================================================
   Derila Ergo Pillow — Shared Stylesheet
   Palette: Sky bottle-blue brand system on a soft cloud-white base
   =================================================================== */

:root{
  --deep-blue:#1c3a5e;
  --brand-blue:#2889f3;
  --sky-blue:#c7e4ff;
  --sky-blue-light:#eef7ff;
  --white:#ffffff;
  --ink:#1c2b3a;
  --ink-soft:#4a5a6a;
  --yellow:#ffc536;
  --yellow-dark:#f5a500;
  --line:#dceaf9;
  --radius-lg:22px;
  --radius-md:14px;
  --radius-sm:8px;
  --shadow-soft:0 10px 30px rgba(28,58,94,.10);
  --shadow-hover:0 18px 40px rgba(40,137,243,.22);
  --font-display:'Fraunces', Georgia, serif;
  --font-body:'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-body);
  font-size:18px;
  line-height:1.7;
  color:var(--ink);
  background:var(--white);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
ul{margin:0;padding:0;}
h1,h2,h3,h4{
  font-family:var(--font-display);
  color:var(--deep-blue);
  line-height:1.18;
  margin:0 0 .5em;
  font-weight:600;
}
p{margin:0 0 1.1em;}
.container{max-width:1180px;margin:0 auto;padding:0 24px;}
.section{padding:80px 0;}
.section-alt{background:var(--sky-blue-light);}
.eyebrow{
  display:inline-block;
  font-family:var(--font-body);
  font-weight:700;
  letter-spacing:.08em;
  text-transform:uppercase;
  font-size:14px;
  color:var(--brand-blue);
  background:var(--sky-blue);
  padding:6px 16px;
  border-radius:999px;
  margin-bottom:18px;
}
.section-title{font-size:clamp(28px,3.4vw,42px);}
.section-sub{color:var(--ink-soft);font-size:19px;max-width:720px;}
.center{text-align:center;margin-left:auto;margin-right:auto;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-body);
  font-weight:800;
  font-size:18px;
  padding:18px 38px;
  border-radius:999px;
  border:none;
  cursor:pointer;
  transition:transform .25s ease, box-shadow .25s ease, background .25s ease;
  position:relative;
  overflow:hidden;
}
.btn-yellow{
  background:linear-gradient(180deg,var(--yellow),var(--yellow-dark));
  color:var(--deep-blue);
  box-shadow:0 12px 28px rgba(245,165,0,.35);
}
.btn-yellow:hover{
  transform:translateY(-3px) scale(1.03);
  box-shadow:0 18px 36px rgba(245,165,0,.48);
}
.btn-yellow:active{transform:translateY(0) scale(.98);}
.btn::after{
  content:"";
  position:absolute;
  top:0;left:-75%;
  width:50%;height:100%;
  background:linear-gradient(120deg,transparent,rgba(255,255,255,.65),transparent);
  transform:skewX(-25deg);
  transition:left .7s ease;
}
.btn:hover::after{left:130%;}
.btn-small{padding:12px 26px;font-size:15px;}
.btn-outline{
  background:transparent;
  border:2px solid var(--brand-blue);
  color:var(--brand-blue);
}
.btn-outline:hover{background:var(--brand-blue);color:var(--white);transform:translateY(-2px);}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 24px;max-width:1180px;margin:0 auto;
}
.logo{
  font-family:var(--font-display);
  font-weight:700;font-size:24px;color:var(--deep-blue);
  display:flex;align-items:center;gap:10px;
}
.logo .dot{width:10px;height:10px;border-radius:50%;background:var(--brand-blue);}
.nav{display:flex;align-items:center;gap:32px;}
.nav a{
  font-weight:600;font-size:15.5px;color:var(--ink);
  position:relative;padding:4px 0;
  transition:color .2s ease;
}
.nav a::after{
  content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;
  background:var(--brand-blue);transition:width .25s ease;
}
.nav a:hover{color:var(--brand-blue);}
.nav a:hover::after{width:100%;}
.header-cta{display:flex;align-items:center;gap:18px;}
.menu-toggle{display:none;background:none;border:none;cursor:pointer;padding:6px;}
.menu-toggle span{display:block;width:26px;height:3px;margin:5px 0;background:var(--deep-blue);border-radius:2px;transition:.3s;}

/* ---------- Hero / Intro ---------- */
.hero{
  padding:56px 0 70px;
  background:radial-gradient(circle at 85% 10%,var(--sky-blue-light) 0%,var(--white) 55%);
  overflow:hidden;
  position:relative;
}
.hero .container{
  display:grid;grid-template-columns:1fr 1.05fr;gap:56px;align-items:center;
}
.hero-media{position:relative;}
.hero-blob{
  position:absolute;inset:-8%;
  background:radial-gradient(circle,var(--sky-blue) 0%,transparent 70%);
  border-radius:50%;
  z-index:0;
  animation:float 6s ease-in-out infinite;
}
.hero-media img{
  position:relative;z-index:1;
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-soft);
  animation:floatImg 5s ease-in-out infinite;
}
@keyframes floatImg{0%,100%{transform:translateY(0);}50%{transform:translateY(-14px);}}
@keyframes float{0%,100%{transform:translateY(0) scale(1);}50%{transform:translateY(10px) scale(1.04);}}

.offer-line{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--deep-blue);color:var(--white);
  font-weight:800;font-size:14.5px;letter-spacing:.04em;text-transform:uppercase;
  padding:9px 18px;border-radius:999px;margin-bottom:16px;
  animation:pulseGlow 2.2s ease-in-out infinite;
}
@keyframes pulseGlow{
  0%,100%{box-shadow:0 0 0 0 rgba(255,197,54,.55);}
  50%{box-shadow:0 0 0 10px rgba(255,197,54,0);}
}
.save-line{
  font-family:var(--font-display);
  font-size:22px;font-weight:600;color:var(--brand-blue);margin-bottom:6px;
}
.hero h1{font-size:clamp(34px,4.4vw,54px);margin-bottom:6px;}
.hero h2{
  font-family:var(--font-body);font-weight:500;font-size:20px;
  color:var(--ink-soft);margin-bottom:22px;max-width:520px;
}
.hero-desc{font-size:18px;color:var(--ink-soft);max-width:540px;}
.rating-row{display:flex;align-items:center;gap:10px;margin:18px 0 26px;}
.stars{color:var(--yellow-dark);letter-spacing:2px;font-size:19px;}
.order-count{
  margin-top:16px;font-size:15px;font-weight:700;color:var(--deep-blue);
  display:flex;align-items:center;gap:8px;
}
.order-count::before{content:"🔥";}

/* ---------- Quick overview ---------- */
.overview-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:44px;
}
.overview-card{
  background:var(--white);border:1px solid var(--line);
  border-radius:var(--radius-md);padding:26px 20px;text-align:center;
  transition:transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.overview-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover);border-color:var(--brand-blue);}
.overview-card .icon{font-size:32px;margin-bottom:12px;}
.overview-card h4{font-size:17px;margin-bottom:6px;}
.overview-card p{font-size:14.5px;color:var(--ink-soft);margin:0;}

/* ---------- Feature / grid cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:44px;}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-top:44px;align-items:center;}
.feature-card{
  background:var(--white);border-radius:var(--radius-md);
  padding:32px 26px;border:1px solid var(--line);
  transition:transform .3s ease,box-shadow .3s ease;
}
.feature-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-soft);}
.feature-card .num{
  display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:50%;
  background:var(--sky-blue);color:var(--brand-blue);
  font-weight:800;margin-bottom:16px;
}

/* ---------- Why stands out ---------- */
.stand-list{display:flex;flex-direction:column;gap:18px;margin-top:36px;}
.stand-item{
  display:flex;gap:18px;background:var(--white);
  border:1px solid var(--line);border-radius:var(--radius-md);
  padding:22px 24px;transition:box-shadow .3s ease, transform .3s ease;
}
.stand-item:hover{box-shadow:var(--shadow-soft);transform:translateX(6px);}
.stand-item .ico{font-size:26px;flex-shrink:0;}

/* ---------- Pricing ---------- */
.pricing-wrap{text-align:center;margin-top:40px;}
.pricing-img-link{display:inline-block;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-soft);transition:transform .3s ease, box-shadow .3s ease;}
.pricing-img-link:hover{transform:translateY(-6px) scale(1.01);box-shadow:var(--shadow-hover);}
.pricing-table{
  width:100%;border-collapse:collapse;margin-top:46px;
  background:var(--white);border-radius:var(--radius-md);overflow:hidden;
  box-shadow:var(--shadow-soft);
}
.pricing-table th,.pricing-table td{
  padding:16px 18px;text-align:left;border-bottom:1px solid var(--line);font-size:16px;
}
.pricing-table thead th{
  background:var(--deep-blue);color:var(--white);font-family:var(--font-display);font-weight:600;
}
.pricing-table tbody tr{transition:background .25s ease;}
.pricing-table tbody tr:hover{background:var(--sky-blue-light);}
.pricing-table tbody tr:last-child td{border-bottom:none;}

/* ---------- Comparison table ---------- */
.compare-table{width:100%;border-collapse:collapse;margin-top:40px;background:var(--white);border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-soft);}
.compare-table th,.compare-table td{padding:16px 18px;border-bottom:1px solid var(--line);font-size:15.5px;text-align:center;}
.compare-table th:first-child,.compare-table td:first-child{text-align:left;font-weight:600;}
.compare-table thead th{background:var(--brand-blue);color:var(--white);}
.compare-table td.yes{color:#1a9c5b;font-weight:700;}
.compare-table td.no{color:#c94f4f;font-weight:700;}
.compare-table tbody tr:hover{background:var(--sky-blue-light);}

/* ---------- Pros and cons ---------- */
.proscons{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:40px;}
.pc-card{border-radius:var(--radius-md);padding:30px 28px;transition:transform .3s ease;}
.pc-card:hover{transform:translateY(-6px);}
.pc-pros{background:#eefaf2;border:1px solid #cdeedb;}
.pc-cons{background:#fdf1ee;border:1px solid #f4d9d1;}
.pc-card h3{display:flex;align-items:center;gap:10px;}
.pc-card ul{display:flex;flex-direction:column;gap:12px;}
.pc-card li{display:flex;gap:10px;font-size:16px;}

/* ---------- Reviews ---------- */
.review-summary-box{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:44px;margin-top:36px;box-shadow:var(--shadow-soft);
}
.review-score{display:flex;align-items:center;gap:22px;margin-bottom:22px;flex-wrap:wrap;}
.review-score .big{font-family:var(--font-display);font-size:56px;color:var(--brand-blue);}
.review-bars{margin-top:26px;display:flex;flex-direction:column;gap:10px;}
.review-bar-row{display:flex;align-items:center;gap:12px;font-size:14px;color:var(--ink-soft);}
.review-bar-track{flex:1;height:9px;background:var(--sky-blue-light);border-radius:6px;overflow:hidden;}
.review-bar-fill{height:100%;background:linear-gradient(90deg,var(--brand-blue),var(--sky-blue));border-radius:6px;}
.review-img-wrap{margin-top:36px;text-align:center;}
.review-img-wrap img{border-radius:var(--radius-md);box-shadow:var(--shadow-soft);margin:0 auto 26px;}

/* ---------- Guarantee ---------- */
.guarantee{
  display:grid;grid-template-columns:.8fr 1.2fr;gap:48px;align-items:center;
  background:linear-gradient(135deg,var(--sky-blue-light),var(--white));
  border-radius:var(--radius-lg);padding:48px;margin-top:20px;
}
.guarantee img{border-radius:var(--radius-md);box-shadow:var(--shadow-soft);}

/* ---------- FAQ ---------- */
.faq-list{margin-top:36px;display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-md);
  overflow:hidden;transition:box-shadow .3s ease;
}
.faq-item:hover{box-shadow:var(--shadow-soft);}
.faq-q{
  display:flex;justify-content:space-between;align-items:center;
  padding:20px 24px;cursor:pointer;font-weight:700;font-size:17px;color:var(--deep-blue);
}
.faq-q .plus{font-size:22px;color:var(--brand-blue);transition:transform .3s ease;}
.faq-item.open .faq-q .plus{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;padding:0 24px;}
.faq-item.open .faq-a{max-height:400px;padding-bottom:22px;}
.faq-a p{color:var(--ink-soft);margin:0;}

/* ---------- Bonuses ---------- */
.bonus-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:40px;}
.bonus-card{
  background:var(--white);border:2px dashed var(--sky-blue);border-radius:var(--radius-md);
  padding:26px;text-align:center;transition:transform .3s ease,border-color .3s ease;
}
.bonus-card:hover{transform:translateY(-6px);border-color:var(--brand-blue);}
.bonus-tag{
  display:inline-block;background:var(--yellow);color:var(--deep-blue);
  font-size:12.5px;font-weight:800;text-transform:uppercase;padding:4px 12px;border-radius:999px;margin-bottom:12px;
}

/* ---------- Care advice ---------- */
.care-list{margin-top:34px;display:flex;flex-direction:column;gap:16px;}
.care-item{display:flex;gap:16px;padding:20px;background:var(--white);border-left:4px solid var(--brand-blue);border-radius:var(--radius-sm);box-shadow:var(--shadow-soft);transition:transform .25s ease;}
.care-item:hover{transform:translateX(6px);}

/* ---------- Footer ---------- */
.site-footer{background:var(--deep-blue);color:#cfe1f5;padding:56px 0 30px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;}
.footer-grid h4{color:var(--white);font-size:17px;margin-bottom:16px;}
.footer-grid ul{display:flex;flex-direction:column;gap:10px;}
.footer-grid a{color:#aecbe9;font-size:15px;transition:color .2s ease;}
.footer-grid a:hover{color:var(--white);}
.footer-fda{
  border-top:1px solid rgba(255,255,255,.15);margin-top:40px;padding-top:26px;
  font-size:13px;line-height:1.7;color:#9fb9d6;
}

/* ---------- Back to top ---------- */
.back-to-top{
  position:fixed;bottom:28px;right:28px;z-index:200;
  width:52px;height:52px;border-radius:50%;
  background:var(--brand-blue);color:var(--white);
  display:flex;align-items:center;justify-content:center;
  font-size:22px;border:none;cursor:pointer;
  box-shadow:0 10px 24px rgba(40,137,243,.4);
  opacity:0;visibility:hidden;transform:translateY(16px);
  transition:opacity .3s ease, transform .3s ease, visibility .3s ease, background .3s ease;
}
.back-to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.back-to-top:hover{background:var(--deep-blue);transform:translateY(-4px);}

/* ---------- Reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease, transform .7s ease;}
.reveal.in{opacity:1;transform:translateY(0);}

/* ---------- Simple pages (legal/blog) ---------- */
.page-hero{
  background:linear-gradient(135deg,var(--sky-blue-light),var(--white));
  padding:60px 0;text-align:center;
}
.page-hero .eyebrow{margin-bottom:14px;}
.article-body{max-width:820px;margin:0 auto;padding:60px 24px;}
.article-body h2{margin-top:1.6em;font-size:28px;}
.article-body h3{margin-top:1.3em;font-size:22px;color:var(--brand-blue);}
.article-body ul{margin:0 0 1.2em 1.4em;padding:0;}
.article-body li{margin-bottom:.5em;}
.article-body blockquote{
  border-left:4px solid var(--brand-blue);background:var(--sky-blue-light);
  padding:18px 22px;border-radius:0 var(--radius-sm) var(--radius-sm) 0;font-style:italic;margin:1.6em 0;
}
.article-cta{
  background:var(--sky-blue-light);border-radius:var(--radius-lg);
  padding:40px;text-align:center;margin:40px 0;
}
.toc{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-md);padding:24px 28px;margin-bottom:36px;}
.toc h4{margin-bottom:10px;}
.toc ul{margin-left:1.2em;}
.toc a{color:var(--brand-blue);font-weight:600;}
.toc a:hover{text-decoration:underline;}
.legal-body{max-width:860px;margin:0 auto;padding:56px 24px;}
.legal-body h2{margin-top:1.6em;font-size:24px;}

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .hero .container{grid-template-columns:1fr;}
  .hero-media{order:-1;}
  .overview-grid{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:1fr;}
  .grid-2{grid-template-columns:1fr;}
  .proscons{grid-template-columns:1fr;}
  .guarantee{grid-template-columns:1fr;padding:32px;}
  .footer-grid{grid-template-columns:1fr;}
  .nav{position:fixed;top:73px;left:0;right:0;background:var(--white);flex-direction:column;
       padding:20px 24px;gap:18px;border-bottom:1px solid var(--line);
       transform:translateY(-130%);transition:transform .3s ease;}
  .nav.open{transform:translateY(0);}
  .menu-toggle{display:block;}
  .header-cta .btn-small{display:none;}
}
@media (max-width:640px){
  body{font-size:16.5px;}
  .section{padding:56px 0; overflow-x: auto;}
  .bonus-grid{grid-template-columns: 1fr;}
  .compare-table{font-size:13px;}
  .compare-table th,.compare-table td{padding:10px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
}