/* ============================================================
   DERILA ERGO™ — css/style.css
   Domain: ergo-pillows.wellnesspro360.com
   Theme: Blue #3a7cbd + Navy #1a3a5c
   Buttons: Keyword-rich gradient style
   Cards: Feature grid with icon tiles (new vs derilashop)
   Font: Jost (Google Fonts)
   ============================================================ */

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

:root {
  --blue:        #3a7cbd;
  --blue-dark:   #1a3a5c;
  --blue-mid:    #2d6aa8;
  --blue-grad:   linear-gradient(135deg, #3a7cbd 0%, #1a3a5c 100%);
  --blue-grad-h: linear-gradient(135deg, #2d6aa8 0%, #142d47 100%);
  --blue-light:  #e8f2fb;
  --blue-pale:   #f4f9fe;
  --blue-border: #b8d4ec;
  --white:       #ffffff;
  --off-white:   #f8fafd;
  --cream:       #f0f5f9;
  --text:        #0d1f33;
  --muted:       #3d5a73;
  --border:      #ccdded;
  --radius:      10px;
  --radius-card: 14px;
  --radius-btn:  6px;
  --shadow:      0 4px 20px rgba(26,58,92,0.09);
  --shadow-h:    0 12px 40px rgba(26,58,92,0.18);
  --shadow-card: 0 2px 16px rgba(26,58,92,0.08);
}

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;
}

/* ============================================================
   NAVBAR
   ============================================================ */
nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--blue-dark);
  padding: 0 24px;
  height: 72px;
  box-shadow: 0 2px 16px rgba(0,0,0,0.22);
  border-bottom: 3px solid var(--blue);
}

.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: 1.65rem;
  font-weight: 800;
  color: var(--white);
  text-decoration: none;
  letter-spacing: 2px;
  text-transform: uppercase;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-links a {
  color: #a8cde8;
  text-decoration: none;
  font-family: 'Jost', sans-serif;
  font-size: 0.93rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  transition: color 0.2s;
  white-space: nowrap;
}

.nav-links a:hover { color: var(--white); }

/* Nav button — gradient style */
.btn-nav-order {
  background: var(--blue-grad) !important;
  color: var(--white) !important;
  font-weight: 700 !important;
  font-size: 0.85rem !important;
  letter-spacing: 0.5px;
  padding: 9px 22px !important;
  border-radius: var(--radius-btn) !important;
  border: none !important;
  transition: opacity 0.2s !important;
  white-space: nowrap;
}

.btn-nav-order:hover { opacity: 0.88 !important; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  width: 25px;
  height: 2px;
  background: var(--white);
  display: block;
  border-radius: 2px;
  transition: 0.3s;
}

.mobile-menu {
  display: none;
  flex-direction: column;
  background: var(--blue-dark);
  position: absolute;
  top: 72px;
  left: 0;
  right: 0;
  padding: 24px 32px;
  gap: 18px;
  z-index: 999;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.mobile-menu.open { display: flex; }

.mobile-menu a {
  color: #a8cde8;
  text-decoration: none;
  font-size: 1rem;
  font-weight: 500;
  font-family: 'Jost', sans-serif;
}

.mobile-menu .btn-mob-order {
  background: var(--blue-grad);
  color: var(--white);
  text-align: center;
  padding: 12px;
  border-radius: var(--radius-btn);
  font-weight: 700;
  margin-top: 6px;
  font-size: 0.95rem;
}

/* ============================================================
   GLOBAL BUTTONS — Gradient style with keyword-rich text
   ============================================================ */
.btn-primary {
  display: inline-block;
  background: var(--blue-grad);
  color: var(--white);
  font-family: 'Jost', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.5px;
  padding: 15px 34px;
  border-radius: var(--radius-btn);
  text-decoration: none;
  transition: opacity 0.2s, transform 0.15s;
  box-shadow: 0 4px 18px rgba(26,58,92,0.30);
  position: relative;
  overflow: hidden;
}

.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0);
  transition: background 0.2s;
}

.btn-primary:hover::after { background: rgba(255,255,255,0.08); }
.btn-primary:hover { transform: translateY(-2px); }

.btn-outline {
  display: inline-block;
  background: transparent;
  color: var(--blue-dark);
  font-family: 'Jost', sans-serif;
  font-weight: 700;
  font-size: 0.97rem;
  letter-spacing: 0.3px;
  padding: 13px 30px;
  border-radius: var(--radius-btn);
  border: 2px solid var(--blue);
  text-decoration: none;
  transition: all 0.2s;
}

.btn-outline:hover {
  background: var(--blue-grad);
  color: var(--white);
  border-color: transparent;
  transform: translateY(-2px);
}

/* ============================================================
   SECTION TITLE BANDS
   ============================================================ */
.sec-title-band {
  background: var(--blue-grad);
  padding: 46px 40px 40px;
  text-align: center;
}

.sec-title-band h2 {
  font-family: 'Jost', sans-serif;
  font-size: 2.1rem;
  font-weight: 300;
  color: var(--white);
  letter-spacing: 4px;
  text-transform: uppercase;
  line-height: 1.3;
  display: inline-block;
  padding-bottom: 16px;
  position: relative;
}

.sec-title-band h2::after {
  content: '';
  display: block;
  width: 50px;
  height: 2px;
  background: rgba(255,255,255,0.45);
  margin: 12px auto 0;
}

/* ============================================================
   HERO — Image LEFT / Text RIGHT
   ============================================================ */
.hero {
  background: var(--white);
  padding: 80px 48px;
}

.hero-inner {
  max-width: 1160px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 64px;
}

.hero-img-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-img-wrap a img {
  max-width: 100%;
  max-height: 540px;
  object-fit: contain;
  filter: drop-shadow(0 10px 28px rgba(26,58,92,0.16));
  transition: transform 0.4s ease;
}

.hero-img-wrap a:hover img { transform: scale(1.04); }

.hero-content h1 {
  font-family: 'Jost', sans-serif;
  font-size: 2.7rem;
  font-weight: 300;
  line-height: 1.15;
  color: var(--blue-dark);
  margin-bottom: 8px;
  letter-spacing: -0.5px;
}

.hero-content h1 strong {
  font-weight: 800;
  color: var(--blue);
  display: block;
  font-size: 3rem;
  letter-spacing: -1px;
}

.hero-content p {
  font-size: 1.08rem;
  line-height: 1.82;
  color: var(--muted);
  margin-bottom: 16px;
  margin-top: 20px;
}

.hero-highlight {
  font-weight: 600;
  color: var(--blue-dark);
  font-size: 0.98rem;
  display: block;
  margin-top: 8px;
  padding: 12px 16px;
  background: var(--blue-light);
  border-left: 4px solid var(--blue);
  border-radius: 0 var(--radius) var(--radius) 0;
  letter-spacing: 0.3px;
}

.hero-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

/* ============================================================
   REVIEWS
   ============================================================ */
.reviews-section {
  background: var(--off-white);
  padding: 70px 48px;
}

.reviews-grid {
  max-width: 1160px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
}

.review-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 0;
  text-align: center;
  transition: box-shadow 0.3s, transform 0.3s;
  box-shadow: var(--shadow-card);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.review-card:hover {
  box-shadow: var(--shadow-h);
  transform: translateY(-5px);
}

.reviewer-photo-wrap {
  width: 100%;
  height: 200px;
  overflow: hidden;
  background: var(--cream);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
  border-bottom: 3px solid var(--blue-light);
}

.reviewer-photo {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center center;
  display: block;
  border: none;
  margin: 0;
  background: var(--cream);
  transition: transform 0.4s ease;
}

.review-card:hover .reviewer-photo { transform: scale(1.03); }
.reviewer-photo.img-error { opacity: 0; position: absolute; }
.reviewer-photo-wrap.img-broken::after {
  content: "👤";
  font-size: 3.5rem;
  opacity: 0.25;
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}

.review-card-body {
  padding: 20px 20px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.review-stars {
  height: 20px;
  margin: 0 auto 10px;
  display: block;
}

.review-badge {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--blue);
  margin-bottom: 12px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.review-text {
  font-size: 0.97rem;
  line-height: 1.78;
  color: var(--muted);
  font-style: italic;
  flex: 1;
}

.reviewer-name {
  margin-top: 16px;
  font-weight: 700;
  color: var(--blue-dark);
  font-size: 0.9rem;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

/* ============================================================
   WHAT IS SECTION
   ============================================================ */
.what-is-section {
  background: var(--off-white);
  padding: 70px 48px;
}

.what-is-inner {
  max-width: 1160px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  align-items: center;
  gap: 60px;
}

.what-is-img-wrap img {
  width: 100%;
  max-width: 420px;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 8px 22px rgba(26,58,92,0.14));
  display: block;
}

.what-is-text p {
  font-size: 1.08rem;
  line-height: 1.85;
  color: var(--muted);
  margin-bottom: 18px;
}

/* ============================================================
   WHY CHOOSE
   ============================================================ */
.why-section {
  background: var(--white);
  padding: 70px 48px;
}

.section-prose {
  max-width: 900px;
  margin: 0 auto;
}

.section-prose p {
  font-size: 1.08rem;
  line-height: 1.85;
  color: var(--muted);
  margin-bottom: 18px;
}

/* ============================================================
   PRICING BAND
   ============================================================ */
.pricing-band {
  background: var(--blue-grad);
  padding: 44px 40px 14px;
  text-align: center;
}

.pricing-band h3 {
  font-family: 'Jost', sans-serif;
  font-size: 1.9rem;
  font-weight: 300;
  color: var(--white);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 4px;
}

.pricing-band h4 {
  font-family: 'Jost', sans-serif;
  font-size: 1.15rem;
  font-weight: 400;
  color: rgba(255,255,255,0.78);
  margin-bottom: 0;
  letter-spacing: 1px;
}

/* ============================================================
   PRICING IMAGE
   ============================================================ */
.price-img-section {
  background: var(--off-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);
  transition: transform 0.3s;
  box-shadow: var(--shadow);
}

.price-img-section a:hover img { transform: scale(1.01); }

/* ============================================================
   FEATURES — NEW: Grid Card Style (2x4 grid of icon tiles)
   ============================================================ */
.features-section {
  background: var(--off-white);
  padding: 70px 48px;
}

/* NEW card grid — replaces left-border list */
.features-grid {
  max-width: 960px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.feature-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 26px 24px 22px;
  box-shadow: var(--shadow-card);
  transition: box-shadow 0.3s, transform 0.3s;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.feature-card:hover {
  box-shadow: var(--shadow-h);
  transform: translateY(-3px);
}

.feature-card-icon {
  width: 44px;
  height: 44px;
  background: var(--blue-grad);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
  margin-bottom: 4px;
}

.feature-card h3 {
  font-family: 'Jost', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--blue-dark);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  line-height: 1.3;
}

.feature-card p {
  font-size: 1rem;
  line-height: 1.78;
  color: var(--muted);
}

/* ============================================================
   GUARANTEE
   ============================================================ */
.guarantee-section {
  background: var(--white);
  padding: 70px 48px;
}

.guarantee-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 280px 1fr;
  align-items: center;
  gap: 60px;
}

.guarantee-img-wrap img {
  width: 100%;
  max-width: 280px;
  height: auto;
  object-fit: contain;
  display: block;
}

.guarantee-text p {
  font-size: 1.08rem;
  line-height: 1.85;
  color: var(--muted);
  margin-bottom: 18px;
}

/* ============================================================
   BENEFITS — NEW: Icon-row cards (replaces numbered list)
   ============================================================ */
.benefits-section {
  background: var(--off-white);
  padding: 70px 48px;
}

.benefits-list {
  max-width: 900px;
  margin: 0 auto;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.benefits-list li {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 20px 24px;
  display: flex;
  gap: 18px;
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--muted);
  align-items: flex-start;
  box-shadow: var(--shadow-card);
  transition: box-shadow 0.2s;
}

.benefits-list li:hover { box-shadow: var(--shadow); }

.benefit-icon {
  min-width: 40px;
  height: 40px;
  background: var(--blue-grad);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-top: 1px;
}

.benefits-list li strong {
  color: var(--blue-dark);
  font-weight: 700;
  display: block;
  margin-bottom: 3px;
}

/* ============================================================
   FAQs
   ============================================================ */
.faq-section {
  background: var(--white);
  padding: 70px 48px;
}

.faq-list {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--off-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  padding: 18px 24px;
  font-family: 'Jost', sans-serif;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--blue-dark);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  transition: background 0.2s;
  line-height: 1.4;
}

.faq-question:hover { background: var(--blue-light); }

.faq-arrow {
  font-size: 1rem;
  transition: transform 0.3s;
  color: var(--blue);
  flex-shrink: 0;
}

.faq-answer {
  display: none;
  padding: 16px 24px 20px;
  font-size: 1.03rem;
  line-height: 1.8;
  color: var(--muted);
  border-top: 1px solid var(--border);
  background: var(--white);
}

.faq-item.open .faq-answer { display: block; }
.faq-item.open .faq-arrow { transform: rotate(180deg); }

/* ============================================================
   HOW TO ORDER
   ============================================================ */
.order-how-section {
  background: var(--off-white);
  padding: 70px 48px;
}

.order-how-inner {
  max-width: 900px;
  margin: 0 auto;
}

.order-how-inner p {
  font-size: 1.08rem;
  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);
  transition: transform 0.3s;
  box-shadow: var(--shadow);
}

.order-img-wrap a:hover img { transform: scale(1.01); }

/* ============================================================
   PRICING DETAILS
   ============================================================ */
.pricing-details {
  background: var(--white);
  padding: 48px;
}

.pricing-details-inner {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.info-block {
  background: var(--off-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 26px;
  border-top: 3px solid var(--blue);
  box-shadow: var(--shadow-card);
}

.info-block h4 {
  font-family: 'Jost', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--blue-dark);
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

.info-block p, .info-block li {
  font-size: 1.03rem;
  line-height: 1.8;
  color: var(--muted);
}

.info-block ul { list-style: none; padding: 0; }
.info-block ul li { padding: 4px 0; }
.info-block ul li::before { content: "— "; color: var(--blue); font-weight: 700; }

/* ============================================================
   FINAL CTA
   ============================================================ */
.cta-final {
  background: var(--blue-light);
  padding: 80px 48px;
  text-align: center;
  border-top: 3px solid var(--blue);
  border-bottom: 3px solid var(--blue);
}

.cta-final h2 {
  font-family: 'Jost', sans-serif;
  font-size: 2.1rem;
  font-weight: 300;
  color: var(--blue-dark);
  margin-bottom: 36px;
  line-height: 1.25;
  text-transform: uppercase;
  letter-spacing: 3px;
}

.cta-product-img {
  max-width: 340px;
  margin: 0 auto 28px;
}

.cta-product-img a img {
  width: 100%;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 10px 28px rgba(26,58,92,0.18));
  transition: transform 0.4s;
}

.cta-product-img a:hover img { transform: scale(1.05); }

.cta-regular-price {
  font-size: 1.1rem;
  color: var(--muted);
  text-decoration: line-through;
  display: block;
  margin-bottom: 6px;
}

.cta-current-price {
  font-family: 'Jost', sans-serif;
  font-size: 3rem;
  font-weight: 800;
  color: var(--blue-dark);
  display: block;
  margin-bottom: 28px;
  letter-spacing: -1px;
}

/* ============================================================
   FOOTER — Standard Centered
   ============================================================ */
footer {
  background: var(--blue-dark);
  padding: 48px 48px 30px;
  border-top: 3px solid var(--blue);
}

.footer-cols {
  max-width: 1160px;
  margin: 0 auto 28px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 4px 0;
}

.footer-cols a {
  color: #a8cde8;
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  font-family: 'Jost', sans-serif;
  transition: color 0.2s;
  padding: 5px 16px;
  border-right: 1px solid rgba(255,255,255,0.1);
  text-align: center;
  white-space: nowrap;
}

.footer-cols a:last-child { border-right: none; }
.footer-cols a:hover { color: var(--white); }

.footer-legal {
  max-width: 1160px;
  margin: 0 auto;
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 22px;
}

.footer-legal p {
  font-size: 0.85rem;
  color: #7aabcc;
  line-height: 1.75;
  margin-bottom: 10px;
}

.footer-copy {
  text-align: center;
  font-size: 0.85rem;
  color: #5a8aaa;
  font-family: 'Jost', sans-serif;
  margin-top: 14px;
}

.footer-copy a { color: #7aabcc; text-decoration: none; }
.footer-copy a:hover { color: var(--white); }

/* ============================================================
   FADE-UP ANIMATION
   ============================================================ */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .hero-content h1    { font-size: 2.2rem; }
  .hero-content h1 strong { font-size: 2.5rem; }
  .what-is-inner      { grid-template-columns: 1fr 1.3fr; gap: 40px; }
}

@media (max-width: 900px) {
  .hero-inner         { grid-template-columns: 1fr; gap: 40px; }
  .reviews-grid       { grid-template-columns: 1fr 1fr; }
  .what-is-inner      { grid-template-columns: 1fr; }
  .guarantee-inner    { grid-template-columns: 1fr; text-align: center; }
  .guarantee-img-wrap { display: flex; justify-content: center; }
  .features-grid      { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  nav                 { padding: 0 18px; }
  .nav-links          { display: none; }
  .hamburger          { display: flex; }
  .hero               { padding: 44px 20px; }
  .hero-inner         { gap: 32px; }
  .hero-content h1    { font-size: 1.8rem; }
  .hero-content h1 strong { font-size: 2rem; }
  .sec-title-band     { padding: 36px 20px 30px; }
  .sec-title-band h2  { font-size: 1.5rem; letter-spacing: 2px; }
  .reviews-grid       { grid-template-columns: 1fr; }
  .reviews-section,
  .what-is-section,
  .why-section,
  .features-section,
  .guarantee-section,
  .benefits-section,
  .faq-section,
  .order-how-section  { padding: 44px 20px; }
  .pricing-details,
  .price-img-section  { padding: 32px 20px; }
  .cta-final          { padding: 56px 20px; }
  .cta-final h2       { font-size: 1.55rem; letter-spacing: 2px; }
  .cta-current-price  { font-size: 2.2rem; }
  footer              { padding: 36px 20px 24px; }
  .footer-cols a      { border-right: none; padding: 4px 10px; }
}