/* ============================================================
   DERILA ERGO V3 — css/style.css
   Domain: en-us-derila-ergo.com
   Design: matsato-osuren2 layout — Light cream product RIGHT floating
           2-col masonry feature cards + Dark split brand/nav footer
   Theme: Midnight Indigo + Soft Lavender + Warm Cream + Deep Teal
   ============================================================ */

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root{
  --midnight:     #1a1040;
  --midnight-mid: #231550;
  --midnight-lgt: #2d1d62;
  --indigo:       #3730a3;
  --indigo-mid:   #4338ca;
  --indigo-lgt:   #6366f1;
  --lavender:     #8b5cf6;
  --lavender-mid: #a78bfa;
  --lavender-pale:#f5f3ff;
  --lavender-xpale:#faf9ff;
  --teal:         #0f766e;
  --teal-mid:     #14b8a6;
  --teal-pale:    #f0fdfa;
  --cream:        #fefcf5;
  --cream-warm:   #fdf8ed;
  --cream-dark:   #f5efe0;
  --white:        #ffffff;
  --off-white:    #fafaf8;
  --near-white:   #f7f6f3;
  --text:         #1a1040;
  --text-mid:     #231550;
  --muted:        #5c5470;
  --border:       #e8e4f0;
  --border-lav:   #ddd6fe;
  --radius:       10px;
  --radius-lg:    16px;
  --radius-xl:    24px;
  --radius-pill:  50px;
  --shadow-sm:    0 2px 12px rgba(0,0,0,0.06);
  --shadow:       0 4px 24px rgba(0,0,0,0.10);
  --shadow-h:     0 12px 40px rgba(0,0,0,0.16);
  --shadow-lav:   0 4px 20px rgba(139,92,246,0.22);
  --shadow-teal:  0 4px 16px rgba(15,118,110,0.20);
}

html{scroll-behavior:smooth}
body{font-family:'Jost',sans-serif;font-size:18px;color:var(--text);background:var(--white);overflow-x:hidden;line-height:1.75}

/* NAV */
nav{position:sticky;top:0;z-index:1000;background:var(--midnight);padding:0 24px;height:72px;box-shadow:0 2px 20px rgba(0,0,0,.50);border-bottom:2px solid var(--lavender-mid)}
.nav-inner{max-width:1200px;margin:0 auto;height:100%;display:flex;align-items:center;justify-content:space-between;gap:32px}
.nav-logo{font-family:'Jost',sans-serif;font-size:1.55rem;font-weight:900;color:var(--white);text-decoration:none;letter-spacing:1px;flex-shrink:0}
.nav-logo span{color:var(--lavender-mid)}
.nav-links{display:flex;align-items:center;gap:28px;list-style:none}
.nav-links a{color:var(--lavender-mid);text-decoration:none;font-size:.95rem;font-weight:500;transition:color .2s;white-space:nowrap}
.nav-links a:hover{color:var(--white)}
.btn-nav-order{background:var(--teal)!important;color:var(--white)!important;font-weight:900!important;font-size:.9rem!important;padding:10px 24px!important;border-radius:var(--radius-pill)!important;border:none!important;transition:filter .2s!important;text-transform:uppercase}
.btn-nav-order:hover{filter:brightness(1.10)!important}
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:4px}
.hamburger span{width:25px;height:2px;background:var(--lavender-mid);display:block;border-radius:2px}
.mobile-menu{display:none;flex-direction:column;background:var(--midnight);position:absolute;top:72px;left:0;right:0;padding:24px 32px;gap:18px;z-index:999;border-bottom:2px solid var(--lavender-mid)}
.mobile-menu.open{display:flex}
.mobile-menu a{color:var(--lavender-mid);text-decoration:none;font-size:1.05rem;font-weight:500}
.mobile-menu .btn-mob-order{background:var(--teal);color:var(--white);text-align:center;padding:13px;border-radius:var(--radius-pill);font-weight:900;margin-top:6px;text-transform:uppercase}

/* BUTTONS */
.btn-primary{display:inline-block;background:var(--teal);color:var(--white);font-family:'Jost',sans-serif;font-weight:900;font-size:1.05rem;letter-spacing:.5px;text-transform:uppercase;padding:15px 36px;border-radius:var(--radius-pill);text-decoration:none;transition:filter .2s,transform .15s;box-shadow:var(--shadow-teal)}
.btn-primary:hover{filter:brightness(1.10);transform:translateY(-2px)}
.btn-lav{display:inline-block;background:var(--lavender);color:var(--white);font-family:'Jost',sans-serif;font-weight:900;font-size:1.05rem;text-transform:uppercase;padding:15px 36px;border-radius:var(--radius-pill);text-decoration:none;transition:background .2s,transform .15s;box-shadow:var(--shadow-lav)}
.btn-lav:hover{background:var(--lavender-mid);transform:translateY(-2px)}
.btn-outline{display:inline-block;background:transparent;color:var(--teal);font-family:'Jost',sans-serif;font-weight:700;font-size:1.05rem;text-transform:uppercase;padding:14px 34px;border-radius:var(--radius-pill);border:2px solid var(--teal);text-decoration:none;transition:background .2s,transform .15s}
.btn-outline:hover{background:var(--teal-pale);transform:translateY(-2px)}

/* TITLE BANDS */
.sec-title-band{background:var(--midnight);padding:48px 40px 40px;text-align:center;border-top:3px solid var(--lavender-mid);border-bottom:3px solid var(--lavender-mid)}
.sec-title-band h2{font-family:'Jost',sans-serif;font-size:2.4rem;font-weight:900;color:var(--white);letter-spacing:1px;text-transform:uppercase;line-height:1.2}
.sec-title-band p.band-sub{color:rgba(255,255,255,.60);font-size:1rem;margin-top:10px}
.sec-title-band.teal-band{border-top-color:var(--teal-mid);border-bottom-color:var(--teal-mid)}
.sec-title-band.teal-band h2{color:var(--teal-mid)}
.sec-title-band.cream-band{background:var(--cream);border-top-color:var(--lavender);border-bottom-color:var(--lavender)}
.sec-title-band.cream-band h2{color:var(--midnight)}
.sec-title-band.cream-band p.band-sub{color:var(--muted)}
.sec-title-band.lav-band{background:var(--lavender-xpale);border-top-color:var(--lavender);border-bottom-color:var(--lavender)}
.sec-title-band.lav-band h2{color:var(--midnight)}
.sec-title-band.lav-band p.band-sub{color:var(--muted)}

/* ===== HERO — matsato-osuren2 layout: light cream + product RIGHT floating ===== */
.hero{
  background:linear-gradient(160deg, var(--cream) 0%, var(--cream-warm) 45%, var(--lavender-xpale) 100%);
  padding:0;overflow:hidden;position:relative;min-height:580px;
}
/* Subtle lavender gradient top-right */
.hero::before{
  content:'';position:absolute;top:0;right:0;
  width:55%;height:100%;
  background:radial-gradient(ellipse at 70% 40%,rgba(139,92,246,.10) 0%,transparent 65%);
  pointer-events:none;
}

.hero-inner{
  max-width:1280px;margin:0 auto;
  display:grid;grid-template-columns:1fr 1fr;
  align-items:center;min-height:580px;
  position:relative;z-index:1;
}

/* LEFT — copy */
.hero-copy{
  padding:72px 40px 72px 48px;
  display:flex;flex-direction:column;justify-content:center;
}
.hero-overline{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.76rem;font-weight:800;letter-spacing:3px;text-transform:uppercase;
  color:var(--lavender);margin-bottom:16px;
}
.hero-overline::before{content:'';width:24px;height:2px;background:var(--lavender);display:block}

.hero-copy h1{
  font-family:'Jost',sans-serif;font-size:3rem;font-weight:900;
  line-height:1.07;color:var(--midnight);margin-bottom:20px;
}
.hero-copy h1 .accent{color:var(--lavender)}
.hero-copy h1 .teal-word{color:var(--teal)}

.hero-copy p{font-size:1.07rem;line-height:1.82;color:var(--muted);margin-bottom:20px;max-width:480px}

/* Spec row under paragraph */
.hero-spec-row{
  display:flex;flex-wrap:wrap;gap:8px;margin-bottom:26px;
}
.hsr-pill{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--white);border:1px solid var(--border-lav);
  border-radius:var(--radius-pill);padding:7px 14px;
  font-size:.80rem;font-weight:800;color:var(--text-mid);
  box-shadow:var(--shadow-sm);
}
.hsr-pill-icon{font-size:.95rem}

/* Star rating */
.hero-stars{
  display:flex;align-items:center;gap:10px;margin-bottom:22px;
}
.hero-stars-icons{font-size:1.05rem;color:#f59e0b;letter-spacing:2px}
.hero-stars-text{font-size:.86rem;color:var(--muted);font-weight:700}

.hero-btns{display:flex;flex-wrap:wrap;gap:12px}
.hero-note{font-size:.82rem;color:var(--muted);margin-top:12px}
.hero-note strong{color:var(--teal)}

/* RIGHT — product floating */
.hero-product{
  display:flex;align-items:center;justify-content:center;
  padding:40px 48px 40px 20px;position:relative;
}
/* Soft lavender circle glow */
.hero-product::before{
  content:'';position:absolute;
  width:440px;height:440px;border-radius:50%;
  background:radial-gradient(ellipse,rgba(139,92,246,.12) 0%,transparent 65%);
  pointer-events:none;
}
.hero-product a img{
  max-width:100%;max-height:480px;object-fit:contain;
  filter:drop-shadow(0 12px 36px rgba(26,16,64,.16)) drop-shadow(0 4px 12px rgba(0,0,0,.12));
  transition:transform .5s ease;position:relative;z-index:1;
}
.hero-product a:hover img{transform:scale(1.04) translateY(-8px)}

/* TRUST BAR */
.trust-bar{background:var(--midnight-mid);padding:13px 32px;border-top:1px solid rgba(167,139,250,.15);border-bottom:1px solid rgba(167,139,250,.15);display:flex;flex-wrap:wrap;justify-content:center;gap:6px 32px}
.trust-bar span{color:var(--lavender-mid);font-size:.86rem;font-weight:700;display:flex;align-items:center;gap:6px;white-space:nowrap}

/* REVIEWS */
.reviews-section{background:var(--near-white);padding:70px 48px}
.reviews-grid{max-width:1160px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.review-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px 24px;text-align:center;transition:box-shadow .3s,transform .3s;box-shadow:var(--shadow-sm);border-top:4px solid var(--lavender)}
.review-card:hover{box-shadow:var(--shadow-h);transform:translateY(-4px)}
.reviewer-photo{width:84px;height:84px;border-radius:50%;object-fit:cover;margin:0 auto 14px;display:block;border:3px solid var(--lavender-mid)}
.review-stars{height:20px;margin:0 auto 12px;display:block}
.review-badge{font-size:.9rem;font-weight:700;color:var(--teal);margin-bottom:12px}
.review-text{font-size:.98rem;line-height:1.75;color:var(--muted);font-style:italic}
.reviewer-name{margin-top:16px;font-weight:700;color:var(--text-mid);font-size:.92rem}

/* WHAT IS */
.what-is-section{background:var(--white);padding:70px 48px}
.what-is-inner{max-width:1160px;margin:0 auto;display:grid;grid-template-columns:1fr 1.45fr;align-items:center;gap:64px}
.what-is-img-wrap{display:flex;justify-content:center}
.what-is-img-wrap img{width:100%;max-width:400px;height:auto;object-fit:contain;filter:drop-shadow(0 8px 24px rgba(0,0,0,.12))}
.what-is-text p{font-size:1.1rem;line-height:1.85;color:var(--muted);margin-bottom:18px}

/* WHY */
.why-section{background:var(--lavender-xpale);padding:70px 48px}
.section-prose{max-width:900px;margin:0 auto}
.section-prose p{font-size:1.1rem;line-height:1.85;color:var(--muted);margin-bottom:18px}

/* PRICING */
.pricing-band{background:var(--midnight);padding:48px 40px 16px;text-align:center;border-top:3px solid var(--teal)}
.pricing-band h3{font-family:'Jost',sans-serif;font-size:2rem;font-weight:900;color:var(--teal-mid);margin-bottom:10px;text-transform:uppercase;letter-spacing:1px}
.pricing-band h4{font-family:'Jost',sans-serif;font-size:1.25rem;font-weight:500;color:rgba(255,255,255,.65);margin-bottom:0}
.price-img-section{background:var(--white);padding:48px;text-align:center}
.price-img-section a img{max-width:900px;width:100%;height:auto;object-fit:contain;border-radius:var(--radius-lg);box-shadow:var(--shadow);transition:transform .3s}
.price-img-section a:hover img{transform:scale(1.01)}

/* ===== FEATURES — 2-col masonry cards (matsato-osuren2) ===== */
.features-section{background:var(--cream);padding:70px 48px}
.masonry-grid{
  max-width:1060px;margin:0 auto;
  display:grid;grid-template-columns:1fr 1fr;
  gap:20px;
}

/* Base card */
.m-card{
  background:var(--white);border:1px solid var(--border);
  border-radius:var(--radius-xl);padding:28px 26px;
  box-shadow:var(--shadow-sm);transition:box-shadow .25s,transform .25s;
  border-left:5px solid var(--lavender);
  position:relative;overflow:hidden;
}
.m-card:nth-child(even){border-left-color:var(--teal)}
.m-card:hover{box-shadow:var(--shadow-h);transform:translateY(-3px)}

/* Subtle background watermark icon */
.m-card::after{
  content:attr(data-icon);
  position:absolute;bottom:-10px;right:-4px;
  font-size:5.5rem;opacity:.07;
  pointer-events:none;user-select:none;line-height:1;
}

.m-card-icon{font-size:2rem;display:block;margin-bottom:12px}
.m-card h3{font-family:'Jost',sans-serif;font-size:1.12rem;font-weight:900;color:var(--midnight);margin-bottom:10px;line-height:1.3}
.m-card p{font-size:.96rem;line-height:1.72;color:var(--muted)}

/* Tall card — spans 2 rows */
.m-card.tall{grid-row:span 2;display:flex;flex-direction:column;justify-content:space-between}
.m-card.tall .m-img{
  width:100%;height:200px;border-radius:var(--radius-lg);
  object-fit:cover;margin-top:16px;
  filter:drop-shadow(0 4px 12px rgba(0,0,0,.10));
}

/* Stat callout inside card */
.m-stat{
  display:inline-flex;align-items:center;gap:10px;
  margin-top:14px;background:var(--lavender-pale);
  border:1px solid var(--border-lav);border-radius:var(--radius-lg);
  padding:10px 16px;
}
.m-card:nth-child(even) .m-stat{background:var(--teal-pale);border-color:rgba(15,118,110,.20)}
.m-stat-num{font-family:'Jost',sans-serif;font-size:1.8rem;font-weight:900;color:var(--lavender);line-height:1}
.m-card:nth-child(even) .m-stat .m-stat-num{color:var(--teal)}
.m-stat-label{font-size:.78rem;font-weight:700;color:var(--muted);line-height:1.3}

/* GUARANTEE */
.guarantee-section{background:var(--white);padding:70px 48px}
.guarantee-inner{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:260px 1fr;align-items:center;gap:60px}
.guarantee-img-wrap{display:flex;justify-content:center}
.guarantee-img-wrap img{width:100%;max-width:260px;height:auto;object-fit:contain}
.guarantee-text p{font-size:1.1rem;line-height:1.85;color:var(--muted);margin-bottom:18px}

/* BENEFITS */
.benefits-section{background:var(--near-white);padding:70px 48px}
.ben-grid{max-width:960px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.ben-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);padding:22px 18px;text-align:center;transition:box-shadow .2s,transform .2s;box-shadow:var(--shadow-sm);border-top:3px solid var(--lavender)}
.ben-card:nth-child(3n+2){border-top-color:var(--teal)}
.ben-card:nth-child(3n+3){border-top-color:var(--indigo-lgt)}
.ben-card:hover{box-shadow:var(--shadow-h);transform:translateY(-3px)}
.ben-icon{font-size:1.9rem;display:block;margin-bottom:10px}
.ben-card strong{font-family:'Jost',sans-serif;font-size:.92rem;font-weight:800;color:var(--text-mid);display:block;margin-bottom:6px;line-height:1.3}
.ben-card p{font-size:.84rem;line-height:1.65;color:var(--muted)}

/* FAQs */
.faq-section{background:var(--lavender-xpale);padding:70px 48px}
.faq-list{max-width:900px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-item{background:var(--white);border:1px solid var(--border-lav);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm)}
.faq-question{width:100%;background:none;border:none;text-align:left;padding:20px 24px;font-family:'Jost',sans-serif;font-size:1.08rem;font-weight:700;color:var(--text);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:14px;transition:background .2s;line-height:1.4}
.faq-question:hover{background:var(--lavender-pale)}
.faq-arrow{font-size:1.1rem;transition:transform .3s;color:var(--lavender);flex-shrink:0}
.faq-answer{display:none;padding:14px 24px 20px;font-size:1.02rem;line-height:1.8;color:var(--muted);border-top:1px solid var(--border-lav)}
.faq-item.open .faq-answer{display:block}
.faq-item.open .faq-arrow{transform:rotate(180deg)}

/* ORDER */
.order-how-section{background:var(--cream-warm);padding:70px 48px}
.order-how-inner{max-width:900px;margin:0 auto}
.order-how-inner p{font-size:1.1rem;line-height:1.85;color:var(--muted);margin-bottom:18px}
.order-img-wrap{text-align:center;margin-top:36px}
.order-img-wrap a img{max-width:900px;width:100%;height:auto;object-fit:contain;border-radius:var(--radius-lg);box-shadow:var(--shadow);transition:transform .3s}
.order-img-wrap a:hover img{transform:scale(1.01)}

/* CTA FINAL */
.cta-final{background:var(--midnight);padding:80px 48px;text-align:center;border-top:3px solid var(--lavender-mid);position:relative;overflow:hidden}
.cta-final::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 50% 0%,rgba(139,92,246,.16) 0%,transparent 55%);pointer-events:none}
.cta-final h2{font-family:'Jost',sans-serif;font-size:2.5rem;font-weight:900;color:var(--white);margin-bottom:12px;line-height:1.2;position:relative;z-index:1}
.cta-final h2 span{color:var(--lavender-mid)}
.cta-sub{font-size:1.05rem;color:rgba(255,255,255,.60);margin-bottom:36px;position:relative;z-index:1}
.cta-product-img{max-width:300px;margin:0 auto 32px;position:relative;z-index:1}
.cta-product-img a img{width:100%;height:auto;object-fit:contain;filter:drop-shadow(0 0 28px rgba(139,92,246,.28)) drop-shadow(0 14px 40px rgba(0,0,0,.60));transition:transform .4s}
.cta-product-img a:hover img{transform:scale(1.06) translateY(-8px)}
.cta-note{font-size:.88rem;color:rgba(255,255,255,.38);margin-top:14px;position:relative;z-index:1}

/* ===== FOOTER — matsato-osuren2: dark split brand LEFT + 3-col nav RIGHT ===== */
footer{background:var(--midnight);border-top:3px solid var(--lavender-mid)}

.footer-split{
  max-width:1200px;margin:0 auto;
  display:grid;grid-template-columns:1.6fr 1fr 1fr;
  gap:0;
}

/* Brand col LEFT */
.footer-brand-block{
  padding:48px 40px 36px;
  border-right:1px solid rgba(255,255,255,.07);
}
.footer-brand-logo{
  font-family:'Jost',sans-serif;font-size:1.7rem;font-weight:900;
  color:var(--white);letter-spacing:1px;text-decoration:none;
  display:block;margin-bottom:10px;
}
.footer-brand-logo span{color:var(--lavender-mid)}
.footer-brand-block p{font-size:.93rem;line-height:1.75;color:rgba(255,255,255,.45);margin-bottom:20px}

/* Spec pills */
.footer-spec-pills{display:flex;flex-wrap:wrap;gap:7px}
.fsp{
  background:rgba(139,92,246,.12);border:1px solid rgba(167,139,250,.22);
  color:var(--lavender-mid);font-size:.72rem;font-weight:800;
  padding:4px 12px;border-radius:var(--radius-pill);
}

/* Nav cols RIGHT */
.footer-nav-col{padding:48px 32px 36px}
.footer-nav-col h4{
  font-family:'Jost',sans-serif;font-size:.76rem;font-weight:800;
  text-transform:uppercase;letter-spacing:2px;color:var(--lavender-mid);
  margin-bottom:14px;padding-bottom:8px;
  border-bottom:1px solid rgba(167,139,250,.18);
}
.footer-nav-col ul{list-style:none;padding:0;display:flex;flex-direction:column;gap:9px}
.footer-nav-col ul li a{
  color:rgba(255,255,255,.40);text-decoration:none;font-size:.92rem;font-weight:500;
  display:flex;align-items:center;gap:7px;transition:color .2s;font-family:'Jost',sans-serif;
}
.footer-nav-col ul li a::before{content:'›';color:var(--lavender-mid);font-size:.95rem;font-weight:700}
.footer-nav-col ul li a:hover{color:var(--white)}

/* Legal bottom */
.footer-legal{
  border-top:1px solid rgba(255,255,255,.06);
  padding:18px 48px 28px;text-align:center;
}
.footer-legal p{font-size:.82rem;color:rgba(255,255,255,.24);line-height:1.72;margin-bottom:8px}
.footer-legal a{color:rgba(255,255,255,.32);text-decoration:none}
.footer-legal a:hover{color:var(--lavender-mid)}
.footer-copy{font-size:.82rem;color:rgba(255,255,255,.24);font-family:'Jost',sans-serif;margin-top:10px}

/* FADE-UP */
.fade-up{opacity:0;transform:translateY(28px);transition:opacity .65s ease,transform .65s ease}
.fade-up.visible{opacity:1;transform:translateY(0)}

/* RESPONSIVE */
@media(max-width:1024px){.hero-inner{grid-template-columns:1fr 1fr}.hero-copy h1{font-size:2.5rem}.footer-split{grid-template-columns:1fr 1fr}.footer-brand-block{grid-column:1/-1;border-right:none;border-bottom:1px solid rgba(255,255,255,.07)}}
@media(max-width:900px){.hero-inner{grid-template-columns:1fr}.hero-copy{padding:52px 28px 28px}.hero-product{padding:28px 28px 52px}.reviews-grid{grid-template-columns:1fr 1fr}.what-is-inner,.guarantee-inner{grid-template-columns:1fr}.guarantee-img-wrap{justify-content:center}.masonry-grid{grid-template-columns:1fr}.m-card.tall{grid-row:auto}.ben-grid{grid-template-columns:repeat(2,1fr)}.footer-split{grid-template-columns:1fr}}
@media(max-width:640px){nav{padding:0 16px}.nav-links{display:none}.hamburger{display:flex}.hero-copy h1{font-size:2.1rem}.sec-title-band{padding:36px 20px 30px}.sec-title-band h2{font-size:1.65rem}.reviews-grid{grid-template-columns:1fr}.reviews-section,.what-is-section,.why-section,.features-section,.benefits-section,.guarantee-section,.faq-section,.order-how-section{padding:44px 20px}.price-img-section{padding:32px 20px}.cta-final{padding:56px 20px}.cta-final h2{font-size:1.85rem}.footer-brand-block,.footer-nav-col{padding:32px 20px 24px}.footer-legal{padding:16px 20px 24px}.trust-bar{padding:12px 20px;gap:6px 18px}.ben-grid{grid-template-columns:1fr}}