/* ═══════════════════════════════════════════════════════════════
   cg.art_style.css — Shared styles for cesarguerrero.art
   Covers: index (ES+EN) and book landing (ES+EN)
   ═══════════════════════════════════════════════════════════════ */

/* ── RESET & ROOT ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --ink:       #1a1612;
  --ink-deep:  #0f0d0b;
  --parchment: #f5f0e8;
  --warm-mid:  #e8dfd0;
  --salmon:    #c8705a;
  --gold:      #b89a6a;
  --gold-light:#d4b98a;
  --text-muted:#7a6e62;
  --serif:     'Cormorant Garamond', Georgia, serif;
  --sans:      'Montserrat', sans-serif;
}

html { scroll-behavior: smooth; overflow-x: hidden; }
body { background: var(--parchment); color: var(--ink); font-family: var(--serif); overflow-x: hidden; -webkit-font-smoothing: antialiased; }
/* Dark-body pages (book landing) */
body.dark-bg { background: var(--ink-deep); color: var(--parchment); }

/* ── GRAIN OVERLAY ── */
body::before {
  content: '';
  position: fixed; inset: 0; z-index: 999; pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
  opacity: 0.025;
}

/* ═══════════════════════════════════════
   NAV — shared base
   ═══════════════════════════════════════ */
nav, .nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; display: flex; align-items: center; justify-content: space-between; padding: 1.5rem 3rem; transition: background 0.4s, backdrop-filter 0.4s; }
nav.scrolled, .nav.scrolled { background: rgba(245,240,232,0.88); backdrop-filter: blur(12px); border-bottom: 1px solid rgba(184,154,106,0.2); }
body.dark-bg .nav.scrolled { background: rgba(15,13,11,0.92); backdrop-filter: blur(14px); border-bottom: 1px solid rgba(184,154,106,0.15); }

.nav-logo { font-family: var(--serif); font-weight: 300; font-size: 1.05rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink); text-decoration: none; }
body.dark-bg .nav-logo { color: var(--parchment); }
.nav-logo span { color: var(--salmon); }
.nav-links { display: flex; gap: 2.5rem; list-style: none; }
.nav-links a { font-family: var(--sans); font-size: 0.65rem; font-weight: 500; letter-spacing: 0.22em; text-transform: uppercase; color: var(--ink); text-decoration: none; opacity: 0.7; transition: opacity 0.2s, color 0.2s; }
body.dark-bg .nav-links a { color: var(--parchment); }
.nav-links a:hover { opacity: 1; color: var(--salmon); }

/* Language switcher */
.lang-switch { display: flex; align-items: center; gap: 0.4rem; font-family: var(--sans); font-size: 0.6rem; font-weight: 500; letter-spacing: 0.18em; text-transform: uppercase; }
.lang-switch a { color: var(--text-muted); text-decoration: none; transition: color 0.2s; padding: 0.15rem 0.3rem; }
body.dark-bg .lang-switch a { color: rgba(245,240,232,0.45); }
.lang-switch a:hover, .lang-switch a.active { color: var(--salmon); }
.lang-switch span { color: var(--text-muted); opacity: 0.4; }

/* Book landing back link */
.nav-back { font-family: var(--sans); font-size: 0.6rem; letter-spacing: 0.22em; text-transform: uppercase; color: rgba(245,240,232,0.5); text-decoration: none; display: flex; align-items: center; gap: 0.6rem; transition: color 0.2s; }
.nav-back:hover { color: var(--salmon); }
.nav-back svg { width: 14px; height: 14px; stroke: currentColor; fill: none; stroke-width: 2; }

/* Nav right cluster */
.nav-right { display: flex; align-items: center; gap: 1.5rem; }

/* Hamburger */
.nav-menu-btn { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; z-index: 101; }
.nav-menu-btn span { display: block; width: 22px; height: 1.5px; background: var(--ink); transition: background 0.2s; }
body.dark-bg .nav-menu-btn span { background: var(--parchment); }

/* ── MOBILE DRAWER ── */
.nav-drawer { display: flex; flex-direction: column; position: fixed; top: 0; right: 0; width: 75vw; max-width: 280px; height: 100svh; background: var(--ink); z-index: 200; padding: 5rem 2rem 3rem; gap: 0; transform: translateX(100%); transition: transform 0.4s cubic-bezier(0.25,0.46,0.45,0.94); visibility: hidden; }
.nav-drawer.open { transform: translateX(0); visibility: visible; }
.nav-drawer a { font-family: var(--sans); font-size: 0.7rem; letter-spacing: 0.25em; text-transform: uppercase; color: rgba(245,240,232,0.7); text-decoration: none; padding: 1.1rem 0; border-bottom: 1px solid rgba(245,240,232,0.08); transition: color 0.2s; }
.nav-drawer a:hover { color: var(--salmon); }
.nav-overlay { display: none; position: fixed; inset: 0; background: rgba(26,22,18,0.5); z-index: 199; }
.nav-overlay.open { display: block; }
.nav-drawer-close { position: absolute; top: 1.4rem; right: 1.4rem; background: none; border: none; cursor: pointer; color: rgba(245,240,232,0.5); font-family: var(--sans); font-size: 0.6rem; letter-spacing: 0.2em; text-transform: uppercase; }
.nav-drawer .lang-row { display: flex; gap: 1rem; padding: 1.1rem 0; border-bottom: 1px solid rgba(245,240,232,0.08); }
.nav-drawer .lang-row a { border: none; padding: 0; font-size: 0.65rem; }

/* ═══════════════════════════════════════
   SECTION UTILITIES
   ═══════════════════════════════════════ */
section { padding: 7rem 5rem; }
.section-label { font-family: var(--sans); font-size: 0.6rem; letter-spacing: 0.35em; text-transform: uppercase; color: var(--salmon); margin-bottom: 1rem; }
.section-heading { font-size: clamp(2rem, 3.5vw, 3.2rem); font-weight: 300; line-height: 1.12; margin-bottom: 2rem; }
.section-heading em { font-style: italic; color: var(--gold); }
.divider { width: 48px; height: 1px; background: var(--gold); margin-bottom: 2.5rem; }

/* ═══════════════════════════════════════
   INDEX — HERO
   ═══════════════════════════════════════ */
.hero { position: relative; height: 100vh; display: grid; grid-template-columns: 1fr 1fr; overflow: hidden; }
.hero-text { display: flex; flex-direction: column; justify-content: flex-end; padding: 0 5rem 7rem 5rem; position: relative; z-index: 2; }
.hero-eyebrow { font-family: var(--sans); font-size: 0.6rem; letter-spacing: 0.35em; text-transform: uppercase; color: var(--salmon); margin-bottom: 1.5rem; }
.hero-title { font-size: clamp(3rem, 5vw, 5.5rem); font-weight: 300; line-height: 1.08; letter-spacing: -0.01em; margin-bottom: 2rem; }
.hero-title em { font-style: italic; color: var(--salmon); }
.hero-quote { font-size: 1.05rem; font-style: italic; font-weight: 300; line-height: 1.7; color: var(--text-muted); max-width: 34ch; margin-bottom: 3rem; border-left: 2px solid var(--gold); padding-left: 1.25rem; }
.hero-cta { display: inline-flex; align-items: center; gap: 1rem; font-family: var(--sans); font-size: 0.65rem; letter-spacing: 0.25em; text-transform: uppercase; color: var(--ink); text-decoration: none; font-weight: 500; }
.hero-cta::after { content: ''; display: block; width: 48px; height: 1px; background: var(--salmon); transition: width 0.3s; }
.hero-cta:hover::after { width: 72px; }
.hero-cta:hover { color: var(--salmon); }
.hero-image-panel { position: relative; overflow: hidden; }
.hero-image-panel img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.04); transition: transform 8s ease; filter: sepia(10%) contrast(1.05); }
.hero:hover .hero-image-panel img { transform: scale(1); }
.hero-image-panel::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to right, var(--parchment) 0%, transparent 18%); }
.hero-number { position: absolute; bottom: 7rem; right: 3rem; font-family: var(--serif); font-size: 10rem; font-weight: 300; color: rgba(26,22,18,0.06); line-height: 1; pointer-events: none; user-select: none; z-index: 1; }
.hero-video-btn { display: inline-flex; align-items: center; gap: 0.9rem; font-family: var(--sans); font-size: 0.62rem; letter-spacing: 0.22em; text-transform: uppercase; font-weight: 500; background: none; border: none; cursor: pointer; color: var(--text-muted); margin-top: 1.5rem; padding: 0; transition: color 0.2s; }
.hero-video-btn:hover { color: var(--salmon); }
.hero-video-btn:hover .play-ring { border-color: var(--salmon); }
.play-ring { width: 36px; height: 36px; border-radius: 50%; border: 1px solid var(--text-muted); display: flex; align-items: center; justify-content: center; transition: border-color 0.2s; flex-shrink: 0; }
.play-ring svg { width: 10px; height: 10px; fill: currentColor; margin-left: 2px; }

/* ═══════════════════════════════════════
   INDEX — ABOUT
   ═══════════════════════════════════════ */
.about { display: grid; grid-template-columns: 1fr 1fr; gap: 6rem; align-items: center; background: var(--ink); color: var(--parchment); }
.about .section-heading em { color: var(--salmon); }
.about .section-label { color: var(--gold); }
.about p { font-size: 1.18rem; line-height: 1.85; font-weight: 300; color: rgba(245,240,232,0.8); margin-bottom: 1.2rem; }
.about-image { position: relative; }
.about-image img { width: 100%; aspect-ratio: 3/4; object-fit: cover; filter: sepia(15%) contrast(1.08); }
.about-image::before { content: ''; position: absolute; top: -1.5rem; left: -1.5rem; width: 60%; height: 60%; border: 1px solid rgba(184,154,106,0.4); z-index: -1; }

/* ═══════════════════════════════════════
   INDEX — GALLERY / CAROUSEL
   ═══════════════════════════════════════ */
.gallery-section { background: var(--warm-mid); }
.gallery-header { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 3rem; }
.gallery-header-right { font-family: var(--sans); font-size: 0.65rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--text-muted); text-decoration: none; transition: color 0.2s; border-bottom: 1px solid currentColor; padding-bottom: 2px; }
.gallery-header-right:hover { color: var(--salmon); }
.carousel-wrapper { position: relative; }
.carousel-track-outer { overflow: hidden; cursor: grab; user-select: none; }
.carousel-track-outer:active { cursor: grabbing; }
.carousel-track { display: flex; gap: 1.4rem; transition: transform 0.55s cubic-bezier(0.25,0.46,0.45,0.94); will-change: transform; }
.gallery-item { position: relative; flex: 0 0 auto; width: 380px; height: 480px; overflow: hidden; cursor: pointer; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.6s cubic-bezier(0.25,0.46,0.45,0.94), filter 0.6s; filter: sepia(8%) contrast(1.05); pointer-events: none; }
.gallery-item:hover img { transform: scale(1.04); filter: sepia(0%) contrast(1.08); }
.gallery-item-caption { position: absolute; bottom: 0; left: 0; right: 0; padding: 2.5rem 1.5rem 1.5rem; background: linear-gradient(to top, rgba(26,22,18,0.88) 0%, transparent 100%); color: #fff; transform: translateY(100%); transition: transform 0.4s cubic-bezier(0.25,0.46,0.45,0.94); }
.gallery-item:hover .gallery-item-caption { transform: translateY(0); }
.gallery-item-caption h3 { font-family: var(--serif); font-size: 1.15rem; font-weight: 300; font-style: italic; margin-bottom: 0.3rem; }
.gallery-item-caption p { font-family: var(--sans); font-size: 0.58rem; letter-spacing: 0.2em; text-transform: uppercase; opacity: 0.65; }
/* Carousel arrows & dots */
.carousel-arrows { display: flex; gap: 0.75rem; margin-top: 2rem; justify-content: flex-end; }
.carousel-arrow { width: 50px; height: 50px; border: 1px solid rgba(26,22,18,0.25); background: transparent; display: flex; align-items: center; justify-content: center; cursor: pointer; transition: background 0.2s, border-color 0.2s; color: var(--ink); }
.carousel-arrow:hover { background: var(--salmon); border-color: var(--salmon); color: #fff; }
.carousel-arrow svg { width: 18px; height: 18px; stroke: currentColor; fill: none; stroke-width: 1.8; }
.carousel-arrow:disabled { opacity: 0.3; cursor: default; }
.carousel-arrow:disabled:hover { background: transparent; border-color: rgba(26,22,18,0.25); color: var(--ink); }
.carousel-dots { display: flex; gap: 0.5rem; align-items: center; margin-top: 1.5rem; }
.carousel-dot { width: 6px; height: 6px; border-radius: 50%; background: rgba(26,22,18,0.2); border: none; cursor: pointer; padding: 0; transition: background 0.3s, transform 0.3s; }
.carousel-dot.active { background: var(--salmon); transform: scale(1.4); }

/* ═══════════════════════════════════════
   ENLARGE BUTTON (shared)
   ═══════════════════════════════════════ */
.enlarge-btn { position: absolute; top: 1rem; right: 1rem; width: 36px; height: 36px; background: rgba(245,240,232,0.15); backdrop-filter: blur(6px); border: 1px solid rgba(245,240,232,0.3); display: flex; align-items: center; justify-content: center; opacity: 0; transition: opacity 0.3s, background 0.2s; cursor: pointer; color: #fff; }
.gallery-item:hover .enlarge-btn, .enlarge-wrap:hover .enlarge-btn, .study-card:hover .enlarge-btn { opacity: 1; }
.enlarge-btn:hover { background: var(--salmon); border-color: var(--salmon); }
.enlarge-btn svg { width: 14px; height: 14px; stroke: #fff; fill: none; stroke-width: 2; }
.enlarge-wrap { position: relative; display: inline-block; width: 100%; }
.enlarge-wrap img { display: block; width: 100%; }
.enlarge-wrap.dark .enlarge-btn { background: rgba(26,22,18,0.25); border-color: rgba(26,22,18,0.3); color: var(--ink); }
.enlarge-wrap.dark .enlarge-btn svg { stroke: var(--ink); }

/* ═══════════════════════════════════════
   LIGHTBOX
   ═══════════════════════════════════════ */
.lightbox { position: fixed; inset: 0; z-index: 500; background: rgba(26,22,18,0.95); display: flex; align-items: center; justify-content: center; opacity: 0; pointer-events: none; transition: opacity 0.35s; }
.lightbox.open { opacity: 1; pointer-events: all; }
.lightbox-inner { position: relative; max-width: 90vw; max-height: 90vh; display: flex; flex-direction: column; align-items: center; }
.lightbox-inner img { max-width: 100%; max-height: 80vh; object-fit: contain; transform: scale(0.94); transition: transform 0.4s cubic-bezier(0.25,0.46,0.45,0.94); filter: sepia(5%) contrast(1.06); }
.lightbox.open .lightbox-inner img { transform: scale(1); }
.lightbox-meta { text-align: center; margin-top: 1.5rem; color: rgba(245,240,232,0.7); }
.lightbox-meta h3 { font-family: var(--serif); font-size: 1.3rem; font-weight: 300; font-style: italic; color: var(--parchment); margin-bottom: 0.3rem; }
.lightbox-meta p { font-family: var(--sans); font-size: 0.58rem; letter-spacing: 0.22em; text-transform: uppercase; }
.lightbox-close { position: absolute; top: -3rem; right: 0; background: none; border: none; cursor: pointer; color: rgba(245,240,232,0.6); font-family: var(--sans); font-size: 0.6rem; letter-spacing: 0.3em; text-transform: uppercase; display: flex; align-items: center; gap: 0.5rem; transition: color 0.2s; }
.lightbox-close:hover { color: var(--salmon); }
.lightbox-close svg { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 2; }
.lightbox-nav { position: absolute; top: 50%; transform: translateY(-50%); background: rgba(245,240,232,0.08); border: 1px solid rgba(245,240,232,0.15); width: 48px; height: 48px; display: flex; align-items: center; justify-content: center; cursor: pointer; transition: background 0.2s; color: #fff; }
.lightbox-nav:hover { background: var(--salmon); border-color: var(--salmon); }
.lightbox-nav svg { width: 18px; height: 18px; stroke: currentColor; fill: none; stroke-width: 2; }
.lightbox-prev { left: -4rem; }
.lightbox-next { right: -4rem; }

/* ═══════════════════════════════════════
   VIDEO MODAL (shared)
   ═══════════════════════════════════════ */
.video-modal { position: fixed; inset: 0; z-index: 600; background: rgba(26,22,18,0.96); display: flex; align-items: center; justify-content: center; opacity: 0; pointer-events: none; transition: opacity 0.35s; }
.video-modal.open { opacity: 1; pointer-events: all; }
.video-modal-inner { position: relative; width: min(840px, 92vw); }
.video-modal-inner iframe, .video-modal-placeholder { width: 100%; aspect-ratio: 16/9; border: none; display: block; }
.video-modal-placeholder { background: #0d0b09; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1rem; color: rgba(245,240,232,0.5); }
.video-modal-placeholder p { font-family: var(--sans); font-size: 0.65rem; letter-spacing: 0.2em; text-transform: uppercase; }
.video-modal-close { position: absolute; top: -3rem; right: 0; background: none; border: none; cursor: pointer; color: rgba(245,240,232,0.55); font-family: var(--sans); font-size: 0.6rem; letter-spacing: 0.25em; text-transform: uppercase; display: flex; align-items: center; gap: 0.5rem; transition: color 0.2s; }
.video-modal-close:hover { color: var(--salmon); }
.video-modal-close svg { width: 15px; height: 15px; stroke: currentColor; fill: none; stroke-width: 2; }

/* ═══════════════════════════════════════
   INDEX — FEATURED
   ═══════════════════════════════════════ */
.featured { display: grid; grid-template-columns: 5fr 4fr; gap: 5rem; align-items: center; }
.featured-image { position: relative; }
.featured-image img { width: 100%; display: block; filter: sepia(5%) contrast(1.06); }
.featured-image-badge { position: absolute; top: 1.5rem; left: 1.5rem; font-family: var(--sans); font-size: 0.55rem; letter-spacing: 0.28em; text-transform: uppercase; background: var(--salmon); color: #fff; padding: 0.35rem 0.9rem; }
.featured-text p { font-size: 1.18rem; line-height: 1.85; font-weight: 300; color: var(--text-muted); margin-bottom: 1.5rem; }

/* ═══════════════════════════════════════
   INDEX — STUDIES
   ═══════════════════════════════════════ */
.studies { background: var(--ink); }
.studies .section-label { color: var(--gold); }
.studies .section-heading { color: var(--parchment); }
.studies .section-heading em { color: var(--salmon); }
.studies .divider { background: var(--salmon); }
.studies-intro { font-size: 1.18rem; line-height: 1.85; font-weight: 300; color: rgba(245,240,232,0.7); max-width: 60ch; margin-bottom: 3.5rem; }
.studies-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.study-card { position: relative; overflow: hidden; aspect-ratio: 1; }
.study-card img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(20%) sepia(10%); transition: transform 0.6s, filter 0.6s; }
.study-card:hover img { transform: scale(1.05); filter: grayscale(0%) sepia(0%); }
.study-card-overlay { position: absolute; inset: 0; background: rgba(26,22,18,0.3); transition: background 0.4s; }
.study-card:hover .study-card-overlay { background: rgba(26,22,18,0.1); }
.study-card .enlarge-btn { top: 0.75rem; right: 0.75rem; width: 34px; height: 34px; background: rgba(26,22,18,0.3); backdrop-filter: blur(4px); border: 1px solid rgba(245,240,232,0.2); }
.study-card .enlarge-btn svg { width: 13px; height: 13px; }

/* ═══════════════════════════════════════
   INDEX — PRODUCT / BOOK
   ═══════════════════════════════════════ */
.product { display: grid; grid-template-columns: 1fr 1fr; gap: 0; background: var(--parchment); }
.product-image-col { position: relative; background: var(--warm-mid); display: flex; align-items: center; justify-content: center; flex-direction: column; padding: 5rem 4rem; }
.product-image-col img { max-width: 340px; width: 100%; box-shadow: 0 32px 80px rgba(26,22,18,0.22); transform: rotate(-2deg); transition: transform 0.5s; }
.product-image-col:hover img { transform: rotate(0deg); }
.product-text-col { padding: 7rem 5rem; display: flex; flex-direction: column; justify-content: center; }
.product-text-col h2 { font-size: clamp(1.8rem, 3vw, 2.8rem); font-weight: 300; line-height: 1.2; margin-bottom: 1.5rem; }
.product-text-col h2 em { font-style: italic; color: var(--salmon); }
.product-text-col p { font-size: 1.18rem; line-height: 1.85; font-weight: 300; color: var(--text-muted); margin-bottom: 1.5rem; }
.product-topics { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-bottom: 2.5rem; }
.product-topic { font-family: var(--sans); font-size: 0.6rem; letter-spacing: 0.18em; text-transform: uppercase; border: 1px solid var(--gold); padding: 0.3rem 0.8rem; color: var(--gold); }
.product-link { display: inline-flex; align-items: center; gap: 1rem; font-family: var(--sans); font-size: 0.65rem; letter-spacing: 0.25em; text-transform: uppercase; font-weight: 500; background: var(--salmon); color: #fff; padding: 1rem 2.2rem; text-decoration: none; border: none; cursor: pointer; transition: background 0.2s, transform 0.2s; width: fit-content; }
.product-link:hover { background: #b5614c; transform: translateY(-1px); }

/* ═══════════════════════════════════════
   INDEX — RECOGNITION PANEL
   ═══════════════════════════════════════ */
.recognition-panel { display: grid; grid-template-columns: 1fr 1fr; gap: 0; background: var(--parchment); }
.recognition-text-col { background: var(--warm-mid); padding: 7rem 5rem; display: flex; flex-direction: column; justify-content: center; color: var(--ink); }
.recognition-text-col .section-label { color: var(--salmon); }
.recognition-text-col .section-heading em { color: var(--gold); }
.recognition-text-col p { font-size: 1.18rem; line-height: 1.85; font-weight: 300; color: var(--text-muted); margin-bottom: 1.5rem; }
.recognition-image-col { background: var(--ink); display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 5rem 4rem; gap: 1.5rem; }
.recognition-image-col img { max-width: 380px; width: 100%; filter: sepia(8%); display: block; }

/* ═══════════════════════════════════════
   CONTACT FORM (shared)
   ═══════════════════════════════════════ */
.contact-section { display: grid; grid-template-columns: 1fr 1fr; gap: 0; min-height: 70vh; }
.contact-text { background: var(--ink); padding: 7rem 5rem; color: var(--parchment); display: flex; flex-direction: column; justify-content: center; }
.contact-text .section-label { color: var(--gold); }
.contact-text .section-heading { color: var(--parchment); }
.contact-text p { font-size: 1.18rem; line-height: 1.85; font-weight: 300; color: rgba(245,240,232,0.65); margin-bottom: 2.5rem; }
.contact-detail { display: flex; flex-direction: column; gap: 0.75rem; margin-top: 1rem; }
.contact-detail a { font-family: var(--sans); font-size: 0.65rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--gold); text-decoration: none; transition: color 0.2s; }
.contact-detail a:hover { color: var(--salmon); }
.contact-form-col { background: var(--parchment); padding: 7rem 5rem; display: flex; flex-direction: column; justify-content: center; }
/* For dark-bg pages (book landing) */
body.dark-bg .contact-form-col { background: rgba(245,240,232,0.04); border-left: 1px solid rgba(184,154,106,0.12); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-bottom: 1rem; }
.form-group { display: flex; flex-direction: column; gap: 0.5rem; }
.form-group label { font-family: var(--sans); font-size: 0.58rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--text-muted); }
body.dark-bg .form-group label { color: rgba(245,240,232,0.45); }
.form-group input, .form-group textarea { background: transparent; border: none; border-bottom: 1px solid rgba(26,22,18,0.25); padding: 0.6rem 0; font-family: var(--serif); font-size: 1rem; color: var(--ink); outline: none; transition: border-color 0.2s; resize: none; }
body.dark-bg .form-group input, body.dark-bg .form-group textarea { border-bottom-color: rgba(245,240,232,0.2); color: var(--parchment); }
.form-group input:focus, .form-group textarea:focus { border-color: var(--salmon); }
.form-message { margin-bottom: 1rem; }
.form-message textarea { width: 100%; min-height: 100px; }
.form-status { margin-top: 1rem; font-family: var(--sans); font-size: 0.65rem; letter-spacing: 0.12em; display: none; }
.form-status.success { color: #4a7c59; display: block; }
.form-status.error   { color: var(--salmon); display: block; }

/* ═══════════════════════════════════════
   BUTTONS (shared)
   ═══════════════════════════════════════ */
.btn-primary { display: inline-flex; align-items: center; gap: 1rem; font-family: var(--sans); font-size: 0.65rem; letter-spacing: 0.25em; text-transform: uppercase; font-weight: 500; background: var(--salmon); color: #fff; padding: 1rem 2.2rem; text-decoration: none; border: none; cursor: pointer; transition: background 0.2s, transform 0.2s; width: fit-content; }
.btn-primary:hover { background: #b5614c; transform: translateY(-1px); }
.btn-instagram { display: inline-flex; align-items: center; gap: 0.75rem; font-family: var(--sans); font-size: 0.65rem; letter-spacing: 0.2em; text-transform: uppercase; font-weight: 500; background: transparent; border: 1px solid var(--gold); color: var(--gold); padding: 0.85rem 1.8rem; text-decoration: none; transition: background 0.2s, color 0.2s, border-color 0.2s; width: fit-content; margin-top: 1rem; }
.btn-instagram:hover { background: var(--gold); color: #fff; border-color: var(--gold); }
.btn-instagram svg { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 1.8; }
.btn-social { display: inline-flex; align-items: center; gap: 0.75rem; font-family: var(--sans); font-size: 0.65rem; letter-spacing: 0.2em; text-transform: uppercase; font-weight: 500; background: transparent; border: 1px solid rgba(184,154,106,0.4); color: rgba(184,154,106,0.8); padding: 0.7rem 1.5rem; text-decoration: none; transition: background 0.2s, color 0.2s; margin-top: 0.75rem; }
.btn-social:hover { background: var(--gold); color: #fff; }
.btn-social svg { width: 15px; height: 15px; }

/* ── Book landing buy button ── */
.btn-buy { display: inline-flex; align-items: center; gap: 1rem; font-family: var(--sans); font-size: 0.65rem; letter-spacing: 0.28em; text-transform: uppercase; font-weight: 600; background: var(--salmon); color: #fff; padding: 1.1rem 2.5rem; text-decoration: none; border: none; cursor: pointer; transition: background 0.2s, transform 0.15s, box-shadow 0.2s; width: fit-content; box-shadow: 0 8px 32px rgba(200,112,90,0.25); }
.btn-buy:hover { background: #b5614c; transform: translateY(-2px); box-shadow: 0 14px 40px rgba(200,112,90,0.35); }
.btn-buy svg { width: 16px; height: 16px; fill: none; stroke: #fff; stroke-width: 2; }

/* ═══════════════════════════════════════
   FOOTER (shared)
   ═══════════════════════════════════════ */
footer, .footer { background: var(--ink); padding: 3rem 5rem; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; color: rgba(245,240,232,0.4); }
footer .footer-logo, .footer .footer-logo { font-family: var(--serif); font-weight: 300; font-size: 1rem; letter-spacing: 0.15em; text-transform: uppercase; color: rgba(245,240,232,0.6); }
footer p, .footer p { font-family: var(--sans); font-size: 0.58rem; letter-spacing: 0.15em; text-transform: uppercase; }
.footer-links { display: flex; gap: 2rem; list-style: none; }
.footer-links a { font-family: var(--sans); font-size: 0.6rem; letter-spacing: 0.18em; text-transform: uppercase; color: rgba(245,240,232,0.4); text-decoration: none; transition: color 0.2s; }
.footer-links a:hover { color: var(--salmon); }

/* ═══════════════════════════════════════
   BOOK LANDING — HERO
   ═══════════════════════════════════════ */
.book-hero { min-height: 100svh; display: grid; grid-template-columns: 1fr 1fr; position: relative; overflow: hidden; }
.book-hero::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse at 70% 50%, rgba(184,154,106,0.07) 0%, transparent 65%); pointer-events: none; }
.book-hero-content { display: flex; flex-direction: column; justify-content: center; padding: 9rem 4rem 6rem 5rem; position: relative; z-index: 2; }
.book-hero-eyebrow { font-family: var(--sans); font-size: 0.58rem; letter-spacing: 0.4em; text-transform: uppercase; color: var(--gold); margin-bottom: 1.8rem; display: flex; align-items: center; gap: 1rem; }
.book-hero-eyebrow::before { content: ''; display: block; width: 32px; height: 1px; background: var(--gold); }
.book-hero-title { font-size: clamp(2.8rem, 4.5vw, 5rem); font-weight: 300; line-height: 1.06; letter-spacing: -0.01em; margin-bottom: 0.5rem; color: var(--parchment); }
.book-hero-title em { font-style: italic; color: var(--gold); }
.book-hero-subtitle { font-family: var(--sans); font-size: 0.65rem; letter-spacing: 0.3em; text-transform: uppercase; color: var(--salmon); margin-bottom: 2.5rem; margin-top: 0.4rem; }
.book-hero-desc { font-size: 1.2rem; font-weight: 300; line-height: 1.8; color: rgba(245,240,232,0.72); max-width: 42ch; margin-bottom: 3rem; border-left: 2px solid rgba(184,154,106,0.4); padding-left: 1.5rem; }
.book-hero-price-row { display: flex; align-items: baseline; gap: 1.2rem; margin-bottom: 2rem; flex-wrap: wrap; }
.book-hero-price { font-size: 3rem; font-weight: 300; color: var(--parchment); line-height: 1; }
.book-hero-price-currency { font-family: var(--sans); font-size: 0.65rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--text-muted); }
.book-hero-price-note { font-family: var(--sans); font-size: 0.58rem; letter-spacing: 0.15em; color: var(--text-muted); text-transform: uppercase; }
.book-hero-guarantee { margin-top: 1.2rem; font-family: var(--sans); font-size: 0.58rem; letter-spacing: 0.15em; text-transform: uppercase; color: rgba(245,240,232,0.35); display: flex; align-items: center; gap: 0.5rem; }
.book-hero-guarantee svg { width: 12px; height: 12px; stroke: currentColor; fill: none; stroke-width: 2; flex-shrink: 0; }
.book-hero-visual { position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 9rem 4rem 6rem; }
.book-mockup { position: relative; width: 340px; max-width: 90%; aspect-ratio: 340/480; }
.book-mockup img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; box-shadow: 0 40px 100px rgba(0,0,0,0.6), 0 0 0 1px rgba(184,154,106,0.1); transform: perspective(1000px) rotateY(-6deg) rotateX(2deg); transition: transform 0.6s ease; }
.book-hero-visual:hover .book-mockup img { transform: perspective(1000px) rotateY(0deg) rotateX(0deg); }
.book-badge { position: absolute; top: -1rem; right: -1rem; width: 80px; height: 80px; border-radius: 50%; background: var(--salmon); display: flex; flex-direction: column; align-items: center; justify-content: center; font-family: var(--sans); font-size: 0.5rem; letter-spacing: 0.12em; text-transform: uppercase; color: #fff; text-align: center; line-height: 1.4; box-shadow: 0 8px 24px rgba(200,112,90,0.4); }
.book-badge strong { font-size: 1.1rem; font-weight: 600; letter-spacing: 0; }
.book-year { text-align: center; margin-top: 1.5rem; font-family: var(--serif); font-size: 1rem; font-weight: 300; color: rgba(245,240,232,0.45); letter-spacing: 0.1em; }
.book-year em { font-style: italic; color: var(--gold-light); }

/* Price toggle */
.price-toggle { display: flex; gap: 0.5rem; align-items: center; margin-bottom: 1.5rem; }
.price-toggle button { font-family: var(--sans); font-size: 0.58rem; letter-spacing: 0.15em; text-transform: uppercase; background: none; border: 1px solid rgba(184,154,106,0.3); color: rgba(245,240,232,0.4); padding: 0.3rem 0.7rem; cursor: pointer; transition: all 0.2s; }
.price-toggle button.active { background: rgba(184,154,106,0.15); border-color: var(--gold); color: var(--gold); }

/* ═══════════════════════════════════════
   BOOK — TRUST BAR
   ═══════════════════════════════════════ */
.trust-bar { background: rgba(184,154,106,0.08); border-top: 1px solid rgba(184,154,106,0.15); border-bottom: 1px solid rgba(184,154,106,0.15); padding: 1.8rem 5rem; display: flex; justify-content: center; gap: 4rem; flex-wrap: wrap; }
.trust-item { display: flex; align-items: center; gap: 0.75rem; font-family: var(--sans); font-size: 0.6rem; letter-spacing: 0.18em; text-transform: uppercase; color: rgba(245,240,232,0.5); }
.trust-item svg { width: 16px; height: 16px; stroke: var(--gold); fill: none; stroke-width: 1.8; flex-shrink: 0; }

/* ═══════════════════════════════════════
   BOOK — HOOK
   ═══════════════════════════════════════ */
.book-hook { padding: 8rem 5rem; display: grid; grid-template-columns: 1fr 1fr; gap: 6rem; align-items: center; }
.book-hook-text h2 { font-size: clamp(2rem, 3vw, 3rem); font-weight: 300; line-height: 1.15; margin-bottom: 2rem; color: var(--parchment); }
.book-hook-text h2 em { font-style: italic; color: var(--gold); }
.book-hook-text p { font-size: 1.2rem; font-weight: 300; line-height: 1.85; color: rgba(245,240,232,0.7); margin-bottom: 1.4rem; }
.book-hook-quote { margin-top: 2.5rem; border-left: 2px solid var(--salmon); padding-left: 1.5rem; font-size: 1.3rem; font-style: italic; font-weight: 300; line-height: 1.6; color: rgba(245,240,232,0.85); }
.book-hook-quote cite { display: block; margin-top: 0.8rem; font-family: var(--sans); font-size: 0.6rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold); font-style: normal; }
.book-hook-image { position: relative; overflow: hidden; aspect-ratio: 3/4; width: 100%; }
.book-hook-image img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; filter: sepia(15%) contrast(1.05); }
.book-hook-image::after { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, transparent 60%, rgba(15,13,11,0.6) 100%); }

/* ═══════════════════════════════════════
   BOOK — CONTENTS / MODULES
   ═══════════════════════════════════════ */
.book-contents { background: rgba(245,240,232,0.03); border-top: 1px solid rgba(184,154,106,0.12); border-bottom: 1px solid rgba(184,154,106,0.12); padding: 8rem 5rem; }
.contents-header { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: start; margin-bottom: 5rem; }
.contents-intro { font-size: 1.18rem; font-weight: 300; line-height: 1.85; color: rgba(245,240,232,0.7); }
.modules-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5px; background: rgba(184,154,106,0.12); border: 1px solid rgba(184,154,106,0.12); }
.module-card { background: var(--ink-deep); padding: 2.5rem 2rem; transition: background 0.3s; position: relative; overflow: hidden; }
.module-card::before { content: ''; position: absolute; top: 0; left: 0; width: 2px; height: 0; background: var(--salmon); transition: height 0.4s; }
.module-card:hover { background: rgba(245,240,232,0.03); }
.module-card:hover::before { height: 100%; }
.module-number { font-family: var(--sans); font-size: 0.55rem; letter-spacing: 0.3em; text-transform: uppercase; color: var(--salmon); margin-bottom: 1rem; }
.module-icon { width: 36px; height: 36px; margin-bottom: 1.2rem; color: var(--gold); }
.module-icon svg { width: 100%; height: 100%; stroke: currentColor; fill: none; stroke-width: 1.4; }
.module-card h3 { font-size: 1.2rem; font-weight: 400; line-height: 1.3; margin-bottom: 0.8rem; color: var(--parchment); }
.module-card p { font-size: 1rem; font-weight: 300; line-height: 1.75; color: rgba(245,240,232,0.55); }

/* ═══════════════════════════════════════
   BOOK — FOR WHOM
   ═══════════════════════════════════════ */
.book-for-whom { padding: 8rem 5rem; display: grid; grid-template-columns: 5fr 4fr; gap: 6rem; align-items: center; }
.book-for-whom h2 { color: var(--parchment); }
.book-for-whom h2 em { color: var(--gold); }
.for-whom-list { list-style: none; display: flex; flex-direction: column; gap: 1.2rem; margin-top: 2rem; }
.for-whom-list li { display: flex; gap: 1.2rem; align-items: flex-start; font-size: 1.15rem; font-weight: 300; line-height: 1.6; color: rgba(245,240,232,0.75); }
.for-whom-list li::before { content: ''; display: block; width: 6px; height: 6px; border-radius: 50%; background: var(--salmon); margin-top: 0.6rem; flex-shrink: 0; }
.for-whom-image { position: relative; overflow: hidden; aspect-ratio: 3/4; width: 100%; }
.for-whom-image img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; filter: sepia(10%) contrast(1.06); }
.float-label { position: absolute; bottom: 2rem; left: 0; background: var(--ink-deep); border: 1px solid rgba(184,154,106,0.25); padding: 1.2rem 1.6rem; max-width: 240px; }
.float-label p { font-family: var(--sans); font-size: 0.58rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--gold); margin-bottom: 0.4rem; }
.float-label span { font-size: 1rem; font-weight: 300; color: rgba(245,240,232,0.8); line-height: 1.4; }

/* ═══════════════════════════════════════
   BOOK — WORKS GALLERY CAROUSEL
   ═══════════════════════════════════════ */
.works-gallery-section { padding: 0 5rem 8rem; }
.works-carousel-track-outer { overflow: hidden; cursor: grab; user-select: none; }
.works-carousel-track-outer:active { cursor: grabbing; }
.works-carousel-track { display: flex; gap: 1rem; transition: transform 0.5s cubic-bezier(0.25,0.46,0.45,0.94); will-change: transform; }
.works-carousel-item { flex: 0 0 auto; width: 280px; height: 350px; overflow: hidden; position: relative; cursor: pointer; }
.works-carousel-item img { width: 100%; height: 100%; object-fit: cover; filter: sepia(12%) contrast(1.04); transition: filter 0.5s, transform 0.6s; display: block; }
.works-carousel-item:hover img { filter: sepia(0%) contrast(1.08); transform: scale(1.04); }
.works-carousel-item .enlarge-btn { opacity: 0; }
.works-carousel-item:hover .enlarge-btn { opacity: 1; }
.works-carousel-arrows { display: flex; gap: 0.75rem; margin-top: 1.5rem; justify-content: center; }
.works-carousel-arrow { width: 46px; height: 46px; border: 1px solid rgba(184,154,106,0.3); background: transparent; display: flex; align-items: center; justify-content: center; cursor: pointer; transition: background 0.2s, border-color 0.2s; color: var(--gold); }
.works-carousel-arrow:hover { background: var(--salmon); border-color: var(--salmon); color: #fff; }
.works-carousel-arrow svg { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 1.8; }
.works-carousel-arrow:disabled { opacity: 0.3; cursor: default; }

/* ═══════════════════════════════════════
   BOOK — ORIGINALITY
   ═══════════════════════════════════════ */
.book-originality { padding: 8rem 5rem; background: rgba(184,154,106,0.04); border-top: 1px solid rgba(184,154,106,0.1); border-bottom: 1px solid rgba(184,154,106,0.1); }
.book-originality-inner { max-width: 820px; margin: 0 auto; text-align: center; }
.book-originality-inner .section-label { display: flex; justify-content: center; }
.book-originality-inner .divider { margin: 0 auto 2.5rem; }
.originality-statement { font-size: 1.35rem; font-weight: 300; line-height: 1.8; color: rgba(245,240,232,0.82); margin-bottom: 2rem; font-style: italic; }
.originality-body { font-size: 1.1rem; font-weight: 300; line-height: 1.85; color: rgba(245,240,232,0.6); margin-bottom: 1.2rem; }
.originality-seal { display: inline-flex; align-items: center; gap: 0.8rem; border: 1px solid rgba(184,154,106,0.3); padding: 0.9rem 1.5rem; margin-top: 1.5rem; font-family: var(--sans); font-size: 0.58rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold); }
.originality-seal svg { width: 16px; height: 16px; stroke: var(--gold); fill: none; stroke-width: 1.8; }

/* ═══════════════════════════════════════
   BOOK — TESTIMONIALS CAROUSEL
   ═══════════════════════════════════════ */
.book-testimonials { padding: 8rem 5rem; }
.testimonials-header { text-align: center; margin-bottom: 4rem; }
.testimonials-header .section-heading { color: var(--parchment); }
.testimonials-header .divider { margin: 0 auto 0; }
.testimonials-carousel-outer { overflow: hidden; }
.testimonials-carousel-track { display: flex; gap: 1.5px; transition: transform 0.7s cubic-bezier(0.25,0.46,0.45,0.94); }
.testimonial-card { flex: 0 0 auto; background: rgba(245,240,232,0.03); border: 1px solid rgba(184,154,106,0.1); padding: 2.5rem 2rem; display: flex; flex-direction: column; gap: 1.5rem; }
.testimonial-stars { display: flex; gap: 0.3rem; }
.testimonial-stars svg { width: 13px; height: 13px; fill: var(--gold); stroke: none; }
.testimonial-quote { font-size: 1.1rem; font-style: italic; font-weight: 300; line-height: 1.75; color: rgba(245,240,232,0.78); flex: 1; }
.testimonial-quote::before { content: '\201C'; color: var(--gold); font-size: 1.6rem; line-height: 0; vertical-align: -0.35em; margin-right: 0.1em; }
.testimonial-quote::after  { content: '\201D'; color: var(--gold); font-size: 1.6rem; line-height: 0; vertical-align: -0.35em; margin-left: 0.1em; }
.testimonial-author { display: flex; flex-direction: column; gap: 0.25rem; border-top: 1px solid rgba(184,154,106,0.12); padding-top: 1.2rem; }
.testimonial-author strong { font-family: var(--sans); font-size: 0.62rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--parchment); font-weight: 500; }
.testimonial-author span { font-family: var(--sans); font-size: 0.58rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-muted); }
.testimonials-placeholder { text-align: center; padding: 3rem 2rem; border: 1px dashed rgba(184,154,106,0.2); font-family: var(--sans); font-size: 0.62rem; letter-spacing: 0.18em; text-transform: uppercase; color: rgba(245,240,232,0.25); }
.testimonials-note { text-align: center; font-family: var(--sans); font-size: 0.6rem; letter-spacing: 0.18em; text-transform: uppercase; color: rgba(245,240,232,0.22); margin-top: 1.5rem; }

/* ═══════════════════════════════════════
   BOOK — AUTHOR
   ═══════════════════════════════════════ */
.book-author { background: rgba(245,240,232,0.03); border-top: 1px solid rgba(184,154,106,0.12); padding: 8rem 5rem; display: grid; grid-template-columns: 1fr 2fr; gap: 5rem; align-items: center; }
.author-img-wrap { position: relative; overflow: hidden; aspect-ratio: 3/4; width: 100%; }
.author-img-wrap img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: top; filter: sepia(10%) contrast(1.06); }
.author-img-wrap::before { content: ''; position: absolute; top: -1.2rem; left: -1.2rem; width: 55%; height: 55%; border: 1px solid rgba(184,154,106,0.3); z-index: -1; }
.author-text h2 { font-size: clamp(1.8rem, 2.5vw, 2.6rem); font-weight: 300; line-height: 1.15; margin-bottom: 1.8rem; color: var(--parchment); }
.author-text h2 em { font-style: italic; color: var(--gold); }
.author-text p { font-size: 1.15rem; font-weight: 300; line-height: 1.85; color: rgba(245,240,232,0.7); margin-bottom: 1.2rem; }
.award-badge { display: inline-flex; align-items: center; gap: 0.8rem; border: 1px solid rgba(184,154,106,0.3); padding: 0.75rem 1.2rem; margin-top: 1rem; }
.award-badge svg { width: 18px; height: 18px; stroke: var(--gold); fill: none; stroke-width: 1.6; flex-shrink: 0; }
.award-badge span { font-family: var(--sans); font-size: 0.58rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--gold); }

/* ═══════════════════════════════════════
   BOOK — CTA FINAL
   ═══════════════════════════════════════ */
.book-cta-final { padding: 9rem 5rem; text-align: center; position: relative; overflow: hidden; }
.book-cta-final::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse at 50% 50%, rgba(184,154,106,0.06) 0%, transparent 70%); pointer-events: none; }
.cta-bg-title { position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); font-size: clamp(6rem, 14vw, 16rem); font-weight: 300; font-style: italic; color: rgba(184,154,106,0.04); white-space: nowrap; pointer-events: none; letter-spacing: -0.02em; line-height: 1; user-select: none; }
.book-cta-final-inner { position: relative; z-index: 2; max-width: 680px; margin: 0 auto; }
.book-cta-final h2 { font-size: clamp(2.2rem, 3.5vw, 3.8rem); font-weight: 300; line-height: 1.1; margin-bottom: 1.5rem; color: var(--parchment); }
.book-cta-final h2 em { font-style: italic; color: var(--gold); }
.book-cta-final p { font-size: 1.18rem; font-weight: 300; line-height: 1.8; color: rgba(245,240,232,0.65); margin-bottom: 3rem; max-width: 48ch; margin-left: auto; margin-right: auto; }
.cta-price-block { display: flex; flex-direction: column; align-items: center; gap: 0.3rem; margin-bottom: 2.5rem; }
.cta-price-big { font-size: 4rem; font-weight: 300; line-height: 1; color: var(--parchment); }
.cta-price-label { font-family: var(--sans); font-size: 0.6rem; letter-spacing: 0.25em; text-transform: uppercase; color: var(--text-muted); }
.payment-methods { margin-top: 2.5rem; display: flex; flex-direction: column; align-items: center; gap: 1rem; }
.payment-methods > p { font-family: var(--sans); font-size: 0.58rem; letter-spacing: 0.2em; text-transform: uppercase; color: rgba(245,240,232,0.3); margin: 0; }
.payment-flags { display: flex; gap: 1rem; align-items: center; flex-wrap: wrap; justify-content: center; }
.payment-flag { font-family: var(--sans); font-size: 0.58rem; letter-spacing: 0.12em; text-transform: uppercase; color: rgba(245,240,232,0.35); border: 1px solid rgba(245,240,232,0.1); padding: 0.35rem 0.8rem; }

/* ═══════════════════════════════════════
   ANIMATIONS
   ═══════════════════════════════════════ */
@keyframes fadeUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
.hero-text > * { animation: fadeUp 1s ease forwards; opacity: 0; }
.hero-eyebrow  { animation-delay: 0.2s; }
.hero-title    { animation-delay: 0.45s; }
.hero-quote    { animation-delay: 0.7s; }
.hero-cta      { animation-delay: 0.95s; }
.hero-video-btn{ animation-delay: 1.1s; }
/* Book hero */
.book-hero-eyebrow  { animation: fadeUp 0.9s ease 0.2s both; }
.book-hero-title    { animation: fadeUp 0.9s ease 0.4s both; }
.book-hero-subtitle { animation: fadeUp 0.9s ease 0.55s both; }
.book-hero-desc     { animation: fadeUp 0.9s ease 0.7s both; }
.book-hero-price-row{ animation: fadeUp 0.9s ease 0.85s both; }
.btn-buy-hero       { animation: fadeUp 0.9s ease 1s both; }
.book-hero-guarantee{ animation: fadeUp 0.9s ease 1.1s both; }
.book-mockup        { animation: fadeUp 1s ease 0.5s both; }

/* ── SCROLL REVEAL ── */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1, .reveal-d1 { transition-delay: 0.15s; }
.reveal-delay-2, .reveal-d2 { transition-delay: 0.3s; }
.reveal-delay-3, .reveal-d3 { transition-delay: 0.45s; }
.reveal-d4 { transition-delay: 0.6s; }

/* ═══════════════════════════════════════
   RESPONSIVE — TABLET ≤ 900px
   ═══════════════════════════════════════ */
@media (max-width: 900px) {
  section { padding: 5rem 2.5rem; }
  nav, .nav { padding: 1.2rem 2rem; }
  .nav-links { gap: 1.5rem; }
  /* Hero */
  .hero { grid-template-columns: 1fr; height: auto; min-height: 100svh; }
  .hero-text { padding: 8rem 2.5rem 3rem; justify-content: center; order: 2; }
  .hero-image-panel { order: 1; height: 55vw; min-height: 280px; }
  .hero-image-panel::after { background: linear-gradient(to bottom, transparent 60%, var(--parchment) 100%); }
  .hero-number { display: none; }
  /* About */
  .about { grid-template-columns: 1fr; gap: 3rem; padding: 4rem 2.5rem; }
  .about-image { order: -1; }
  .about-image img { aspect-ratio: 16/9; object-position: top; }
  .about-image::before { display: none; }
  /* Gallery */
  .gallery-section { padding: 4rem 2rem; }
  .gallery-item { width: 300px; height: 380px; }
  /* Featured */
  .featured { grid-template-columns: 1fr; gap: 2.5rem; padding: 4rem 2.5rem; }
  /* Studies */
  .studies { padding: 4rem 2.5rem; }
  .studies-grid { grid-template-columns: repeat(3, 1fr); gap: 0.8rem; }
  /* Product */
  .product { grid-template-columns: 1fr; }
  .product-image-col { padding: 3.5rem 2.5rem; }
  .product-text-col  { padding: 3.5rem 2.5rem; }
  /* Recognition */
  .recognition-panel { grid-template-columns: 1fr; }
  .recognition-text-col { padding: 4rem 2.5rem; }
  .recognition-image-col { padding: 3.5rem 2.5rem; }
  /* Contact */
  .contact-section { grid-template-columns: 1fr; min-height: auto; }
  .contact-text    { padding: 4rem 2.5rem; }
  .contact-form-col{ padding: 3rem 2.5rem 4rem; }
  /* Footer */
  footer, .footer { flex-direction: column; gap: 1.2rem; text-align: center; padding: 2.5rem; }
  .footer-links { justify-content: center; }
  /* Lightbox */
  .lightbox-prev { left: -2rem; }
  .lightbox-next { right: -2rem; }
  /* Book */
  .book-hero { grid-template-columns: 1fr; min-height: auto; }
  .book-hero-content { padding: 8rem 2.5rem 3rem; order: 2; }
  .book-hero-visual { padding: 5rem 2.5rem 2rem; order: 1; }
  .book-mockup { width: 240px; }
  .book-hook { grid-template-columns: 1fr; gap: 3rem; padding: 5rem 2.5rem; }
  .book-hook-image { order: -1; }
  .book-contents { padding: 5rem 2.5rem; }
  .contents-header { grid-template-columns: 1fr; gap: 2rem; margin-bottom: 3rem; }
  .modules-grid { grid-template-columns: 1fr; }
  .book-for-whom { grid-template-columns: 1fr; gap: 3rem; padding: 5rem 2.5rem; }
  .float-label { position: static; margin-top: 1rem; max-width: 100%; }
  .works-gallery-section { padding: 0 2.5rem 5rem; }
  .book-author { grid-template-columns: 1fr; gap: 3rem; padding: 5rem 2.5rem; }
  .author-img-wrap { max-width: 340px; }
  .author-img-wrap::before { display: none; }
  .book-originality { padding: 5rem 2.5rem; }
  .book-testimonials { padding: 5rem 2.5rem; }
  .book-cta-final { padding: 6rem 2.5rem; }
  .trust-bar { padding: 1.8rem 2.5rem; gap: 2rem; }
}

/* ═══════════════════════════════════════
   RESPONSIVE — MOBILE ≤ 600px
   ═══════════════════════════════════════ */
@media (max-width: 600px) {
  section { padding: 4rem 1.4rem; }
  nav, .nav { padding: 1rem 1.4rem; }
  .nav-links { display: none; }
  .nav-menu-btn { display: flex; }
  /* Hero */
  .hero { min-height: 100svh; height: auto; }
  .hero-image-panel { height: 60vw; min-height: 240px; order: 1; }
  .hero-image-panel::after { background: linear-gradient(to bottom, transparent 40%, var(--parchment) 95%); }
  .hero-text { order: 2; padding: 2rem 1.4rem 4rem; justify-content: flex-start; }
  .hero-quote { font-size: 1rem; max-width: 100%; }
  .hero-number { display: none; }
  /* About */
  .about { grid-template-columns: 1fr; gap: 2.5rem; padding: 3.5rem 1.4rem; }
  .about-image::before { display: none; }
  .about-image img { aspect-ratio: 4/3; }
  .about p { font-size: 1.08rem; }
  /* Gallery */
  .gallery-section { padding: 3rem 1.4rem; }
  .gallery-header { flex-direction: column; align-items: flex-start; gap: 0.75rem; }
  .gallery-item { width: 260px; height: 330px; }
  .gallery-item-caption { transform: translateY(0); }
  .enlarge-btn { opacity: 1; }
  /* Featured */
  .featured { grid-template-columns: 1fr; padding: 3.5rem 1.4rem; gap: 2rem; }
  .featured-text p { font-size: 1.08rem; }
  /* Studies */
  .studies { padding: 3.5rem 1.4rem; }
  .studies-grid { grid-template-columns: 1fr; gap: 1rem; }
  .study-card { aspect-ratio: 16/10; }
  .study-card-overlay { background: rgba(26,22,18,0.15); }
  .studies-intro { font-size: 1.08rem; }
  /* Product */
  .product { grid-template-columns: 1fr; }
  .product-image-col { padding: 3rem 1.4rem; }
  .product-image-col img { max-width: 240px; transform: none; }
  .product-text-col { padding: 2.5rem 1.4rem 3.5rem; }
  .product-text-col p { font-size: 1.08rem; }
  /* Recognition */
  .recognition-panel { grid-template-columns: 1fr; }
  .recognition-text-col { padding: 3.5rem 1.4rem; }
  .recognition-image-col { padding: 3rem 1.4rem; }
  /* Contact */
  .contact-section { grid-template-columns: 1fr; }
  .contact-text    { padding: 3.5rem 1.4rem 2.5rem; }
  .contact-text p  { font-size: 1.08rem; }
  .contact-form-col{ padding: 2rem 1.4rem 3.5rem; }
  .form-row { grid-template-columns: 1fr; }
  /* Footer */
  footer, .footer { flex-direction: column; gap: 1rem; text-align: center; padding: 2.5rem 1.4rem; }
  .footer-links { justify-content: center; flex-wrap: wrap; gap: 1.2rem; }
  /* Lightbox */
  .lightbox-prev { left: 0.5rem; }
  .lightbox-next { right: 0.5rem; }
  .lightbox-inner { max-width: 100vw; padding: 0 0.5rem; }
  .lightbox-close { top: -2.5rem; }
  .lightbox-inner img { max-height: 70vh; }
  /* Book */
  .book-hero { min-height: auto; }
  .book-hero-content { padding: 7rem 1.4rem 3rem; }
  .book-hero-visual { padding: 4rem 1.4rem 1rem; }
  .book-mockup { width: 200px; }
  .book-mockup img { transform: none; }
  .book-hook { padding: 4rem 1.4rem; }
  .book-contents { padding: 4rem 1.4rem; }
  .module-card { padding: 2rem 1.4rem; }
  .book-for-whom { padding: 4rem 1.4rem; }
  .works-gallery-section { padding: 0 1.4rem 4rem; }
  .book-author { padding: 4rem 1.4rem; }
  .book-originality { padding: 4rem 1.4rem; }
  .originality-statement { font-size: 1.15rem; }
  .book-testimonials { padding: 4rem 1.4rem; }
  .book-cta-final { padding: 5rem 1.4rem; }
  .cta-bg-title { display: none; }
  .trust-bar { padding: 1.5rem 1.4rem; gap: 1.2rem; }
}