/* =========================================================
   MEMOKART — style.css
   1. Reset/base  2. Typography  3. Layout  4. Announcement
   5. Header  6. Gallery  7. Product info  8. USP
   9. Pricing configurator  10. CTA  11. Videos  12. Reviews
   13. Process  14. FAQ  15. Footer  16. Utilities
   ========================================================= */

:root {
  --color-primary: #FF3C5E;
  --color-primary-dark: #E22A4B;
  --color-primary-pale: #FFEDF0;
  --color-text: #171717;
  --color-muted: #666666;
  --color-border: #E8E8E8;
  --color-bg-soft: #F7F7F7;
  --color-white: #FFFFFF;
  --color-whatsapp: #128C7E;
  --color-whatsapp-dark: #0F7A6D;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;

  --container-width: 1200px;

  --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --shadow-sm: 0 1px 3px rgba(23, 23, 23, 0.06);
  --shadow-md: 0 4px 16px rgba(23, 23, 23, 0.08);

  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

/* ---------- 1. RESET / BASE ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-base);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
button { font-family: inherit; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { margin: 0; }
p { margin: 0; }

button:focus-visible,
a:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-primary);
  color: #fff;
  padding: 10px 16px;
  z-index: 999;
  border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus { left: 0; }

/* ---------- 2. TYPOGRAPHY ---------- */
.section-heading {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 4px;
}
.section-subtext {
  color: var(--color-muted);
  font-size: 14px;
  margin-bottom: 16px;
}

/* ---------- 3. LAYOUT ---------- */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 16px;
}

main section + section,
main .container + .container { margin-top: 28px; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.15s ease, transform 0.1s ease, opacity 0.15s ease;
  white-space: nowrap;
}
.btn:active { transform: scale(0.98); }
.btn-block { width: 100%; }

.btn-outline {
  background: var(--color-white);
  border-color: var(--color-border);
  color: var(--color-text);
}
.btn-outline:hover { border-color: var(--color-primary); color: var(--color-primary); }

.btn-whatsapp {
  background: var(--color-whatsapp);
  color: #fff;
}
.btn-whatsapp:hover { background: var(--color-whatsapp-dark); }
.btn-whatsapp:disabled,
.btn-whatsapp[aria-disabled="true"] {
  background: #C6C6C6;
  color: #8A8A8A;
  cursor: not-allowed;
}

.link-accent {
  color: var(--color-primary);
  font-weight: 600;
  font-size: 14px;
}

/* ---------- 4. ANNOUNCEMENT BAR ---------- */
.announce-bar {
  display: flex;
  align-items: center;
  background: var(--color-text);
  color: #fff;
  height: 34px;
  font-size: 12.5px;
  position: relative;
  z-index: 40;
}
.announce-btn {
  background: transparent;
  border: none;
  color: #fff;
  width: 32px;
  min-height: 34px;
  font-size: 18px;
  cursor: pointer;
  flex-shrink: 0;
  opacity: 0.8;
}
.announce-btn:hover { opacity: 1; }
.announce-track-wrap {
  flex: 1;
  overflow: hidden;
  position: relative;
  height: 34px;
}
.announce-track {
  display: flex;
  height: 100%;
  transition: transform 0.4s ease;
}
.announce-slide {
  flex: 0 0 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0 6px;
  font-weight: 500;
}

/* ---------- 5. HEADER ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
}
.header-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.logo-link { display: inline-flex; align-items: center; }
.logo-img { height: 32px; width: auto; }
.btn-sample { padding: 9px 14px; font-size: 13.5px; }

/* ---------- 6. GALLERY ---------- */
.gallery-section { margin-top: 0; padding-top: 12px; }
.gallery { max-width: 480px; margin: 0 auto; }
.gallery-main-wrap { position: relative; }
.gallery-main {
  position: relative;
  aspect-ratio: 1 / 1;
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
}
.gallery-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.gallery-zoom {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.9);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
  cursor: pointer;
}
.gallery-counter {
  position: absolute;
  bottom: 10px;
  right: 10px;
  background: rgba(23,23,23,0.65);
  color: #fff;
  font-size: 12px;
  padding: 3px 9px;
  border-radius: 999px;
}
.gallery-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,0.85);
  color: var(--color-text);
  font-size: 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.gallery-nav-prev { left: 10px; }
.gallery-nav-next { right: 10px; }

.gallery-thumbs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 12px 2px 4px;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}
.gallery-thumbs::-webkit-scrollbar { height: 0; }
.gallery-thumb {
  flex: 0 0 64px;
  width: 64px;
  height: 64px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 2px solid var(--color-border);
  cursor: pointer;
  background: none;
  padding: 0;
  scroll-snap-align: start;
}
.gallery-thumb img { width: 100%; height: 100%; object-fit: cover; }
.gallery-thumb.active { border-color: var(--color-primary); }

.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.92);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.lightbox img, .lightbox video {
  max-width: 100%;
  max-height: 90vh;
  border-radius: var(--radius-sm);
}
.lightbox-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  color: #fff;
  border: none;
  font-size: 24px;
  cursor: pointer;
}
.lightbox-video video { width: 100%; max-width: 420px; }

/* ---------- 7. PRODUCT INFO ---------- */
.product-info { padding-top: 4px; }
.product-title {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.product-subtitle {
  color: var(--color-muted);
  font-size: 14.5px;
  margin-top: 6px;
  line-height: 1.5;
}
.trust-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}
.badge {
  background: var(--color-primary-pale);
  color: var(--color-primary-dark);
  font-size: 12.5px;
  font-weight: 600;
  padding: 5px 10px;
  border-radius: 999px;
}

/* ---------- 8. USP SLIDER ---------- */
.usp-section {
  background: var(--color-bg-soft);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 10px 0;
  margin-top: 20px;
  overflow: hidden;
}
.usp-track-wrap { overflow: hidden; }
.usp-track {
  display: flex;
  gap: 22px;
  white-space: nowrap;
  width: max-content;
  animation: usp-scroll 22s linear infinite;
  padding: 0 16px;
}
.usp-item {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--color-text);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
@keyframes usp-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .usp-track { animation: none; overflow-x: auto; }
}

/* ---------- Info card (delivery timeline) ---------- */
.info-card {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  font-size: 13.5px;
  color: var(--color-text);
}
.info-card-icon { font-size: 18px; line-height: 1; }

/* ---------- 9. PRICING CONFIGURATOR ---------- */
.configurator { padding-bottom: 8px; }
.config-note {
  background: var(--color-primary-pale);
  border: 1px solid #FFD3DB;
  color: #7A2233;
  font-size: 13px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  margin: 10px 0 20px;
  line-height: 1.5;
}
.config-step { margin-bottom: 20px; }
.config-step-title {
  font-size: 14.5px;
  font-weight: 700;
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--color-text);
}
.option-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.option-grid-size { grid-template-columns: repeat(2, 1fr); }
.option-card {
  min-height: 56px;
  border: 1.5px solid var(--color-border);
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 10px 8px;
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  transition: border-color 0.15s ease, background-color 0.15s ease, color 0.15s ease;
}
.option-card span {
  font-size: 11.5px;
  font-weight: 500;
  color: var(--color-muted);
}
.option-card:hover { border-color: var(--color-primary); }
.option-card.active {
  border-color: var(--color-primary);
  background: var(--color-primary-pale);
  color: var(--color-primary-dark);
}
.option-card.active span { color: var(--color-primary-dark); }
.option-card.disabled { opacity: 0.4; pointer-events: none; }

.custom-price-note {
  background: #FFF6E8;
  border: 1px solid #FFE0AC;
  color: #7A5200;
  font-size: 13.5px;
  font-weight: 600;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  margin-bottom: 18px;
  text-align: center;
}

.price-summary {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 14px 16px;
  margin-bottom: 16px;
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
}
.price-summary-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 5px 0;
  font-size: 14px;
  color: var(--color-muted);
}
.price-summary-row strong { color: var(--color-text); font-weight: 600; }
.price-summary-divider { height: 1px; background: var(--color-border); margin: 8px 0; }
.price-summary-total { font-size: 16px; }
.price-summary-total strong { font-size: 19px; color: var(--color-primary-dark); }
.advance-box {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px dashed var(--color-border);
}
.advance-highlight {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--color-whatsapp);
  margin-bottom: 6px;
}
.advance-amount { color: var(--color-whatsapp); font-size: 16px; }

/* ---------- 10. WHATSAPP CTA / order info ---------- */
.order-info-card {
  margin-top: 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.order-info-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--color-bg-soft);
  border: none;
  padding: 12px 14px;
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  min-height: 44px;
  color: var(--color-text);
}
.chevron { transition: transform 0.2s ease; font-size: 14px; }
.order-info-toggle[aria-expanded="true"] .chevron { transform: rotate(180deg); }
.order-info-body {
  padding: 12px 14px 16px;
  font-size: 13.5px;
  color: var(--color-muted);
  line-height: 1.6;
}
.order-info-body p { margin-bottom: 8px; }

/* ---------- 11. VIDEOS ---------- */
.video-track-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; scroll-snap-type: x proximity; }
.video-track-wrap::-webkit-scrollbar { height: 0; }
.video-track { display: flex; gap: 12px; padding: 2px 2px 8px; }
.video-card { flex: 0 0 170px; scroll-snap-align: start; }
.video-play {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 9 / 16;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-bg-soft);
  padding: 0;
  cursor: pointer;
}
.video-play img { width: 100%; height: 100%; object-fit: cover; }
.play-overlay {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,0.9);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

/* ---------- 12. REVIEWS ---------- */
.review-track-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; scroll-snap-type: x proximity; }
.review-track-wrap::-webkit-scrollbar { height: 0; }
.review-track { display: flex; gap: 10px; padding: 2px 2px 8px; }
.review-card {
  flex: 0 0 140px;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  scroll-snap-align: start;
}
.review-card img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- 13. PROCESS ---------- */
.process-list { display: flex; flex-direction: column; gap: 18px; }
.process-item { display: flex; gap: 14px; align-items: flex-start; }
.process-num {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.process-item h3 { font-size: 15px; font-weight: 700; margin-bottom: 3px; }
.process-item p { font-size: 13.5px; color: var(--color-muted); line-height: 1.5; }

/* ---------- 14. FAQ ---------- */
.faq-list { border-top: 1px solid var(--color-border); }
.faq-item { border-bottom: 1px solid var(--color-border); }
.faq-item h3 { margin: 0; }
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: none;
  border: none;
  padding: 14px 2px;
  font-size: 14.5px;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  color: var(--color-text);
  min-height: 44px;
}
.faq-question[aria-expanded="true"] .chevron { transform: rotate(180deg); }
.faq-answer { padding: 0 2px 16px; font-size: 13.5px; color: var(--color-muted); line-height: 1.6; }

/* ---------- Social ---------- */
.social-section { padding-bottom: 8px; }
.social-links { display: flex; gap: 12px; }
.social-link {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
  transition: border-color 0.15s ease, color 0.15s ease;
}
.social-link:hover { border-color: var(--color-primary); color: var(--color-primary); }

/* ---------- 15. FOOTER ---------- */
.site-footer {
  margin-top: 40px;
  background: var(--color-text);
  color: #D8D8D8;
  padding: 32px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  padding-bottom: 24px;
}
.footer-col h3 { color: #fff; font-size: 14px; margin-bottom: 10px; }
.footer-col p { font-size: 13.5px; margin-bottom: 6px; line-height: 1.6; color: #C7C7C7; }
.footer-col a:hover { color: var(--color-primary); }
.footer-links li { margin-bottom: 8px; font-size: 13.5px; }
.footer-bottom {
  border-top: 1px solid #2E2E2E;
  padding: 14px 16px calc(14px + var(--safe-bottom));
  text-align: center;
  font-size: 12.5px;
  color: #999;
}

/* ---------- 16. STICKY MOBILE CTA ---------- */
.sticky-cta {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 50;
  background: #fff;
  border-top: 1px solid var(--color-border);
  box-shadow: 0 -4px 16px rgba(0,0,0,0.08);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px calc(10px + var(--safe-bottom));
}
.sticky-cta-info { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.sticky-cta-label { font-size: 11.5px; color: var(--color-muted); }
.sticky-cta-price { font-size: 16px; color: var(--color-primary-dark); }
.sticky-cta-btn { flex-shrink: 0; padding: 10px 16px; font-size: 14px; }

/* ---------- Placeholder image fallback ---------- */
img[src=""], img:not([src]) {
  background: var(--color-bg-soft);
}