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

:root{
  --red:#D0021B;
  --dark:#0f0f0f;
  --off-white:#F7F5F0;
  --warm:#f0ebe0;
  --gold:#B8860B;
  --mid:#3a3a3a;
  --light-text:#888;
}

html{scroll-behavior:smooth}
#hero,#about,#chapters,#preview,#author,#free-guide,#pricing{scroll-margin-top:88px}
body{
  font-family:'DM Sans',sans-serif;
  background:var(--off-white);
  color:var(--dark);
  overflow-x:hidden;
}

/* NAV */
nav{
  position:fixed;top:0;left:0;right:0;
  z-index:100;
  display:flex;align-items:center;justify-content:space-between;
  padding:1.2rem 4rem;
  background:rgba(247,245,240,0.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(0,0,0,0.07);
}
.nav-logo{
  font-family:'Playfair Display',serif;
  font-size:1.15rem;font-weight:700;letter-spacing:0.01em;color:var(--dark);
  line-height:1.15;white-space:nowrap;
}
.nav-logo span{color:var(--red);font-style:italic;font-weight:700}
.nav-links{display:flex;gap:2.5rem;list-style:none}
.nav-links a{
  font-size:0.78rem;letter-spacing:0.12em;text-transform:uppercase;
  font-weight:500;color:var(--mid);text-decoration:none;
  transition:color 0.2s;
}
.nav-links a:hover{color:var(--red)}
.nav-cta{
  background:var(--dark);color:#fff;
  padding:0.65rem 1.6rem;
  font-size:0.75rem;letter-spacing:0.1em;text-transform:uppercase;font-weight:600;
  border:none;cursor:pointer;transition:background 0.2s;text-decoration:none;
}
.nav-cta:hover{background:var(--red)}

/* HERO */
.hero{
  min-height:100vh;
  display:flex;align-items:center;
  padding:6rem 4rem 4rem;
  position:relative;
  overflow:hidden;
}
.hero::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(ellipse 80% 80% at 70% 50%, rgba(208,2,27,0.04) 0%, transparent 70%);
  pointer-events:none;
}
.hero-grid{
  display:grid;grid-template-columns:1fr 1fr;
  gap:4rem;align-items:center;max-width:1300px;margin:auto;width:100%;
}

/* 3D BOOK */
.book-scene{
  perspective:1400px;
  display:flex;justify-content:center;align-items:center;
  min-height:520px;
}
.book-container{
  position:relative;
  transform-style:preserve-3d;
  transition:transform 0.4s ease;
  cursor:pointer;
}
.book-container:hover{transform:translateY(-8px) rotateY(-8deg)}
.book-3d{
  width:320px;height:420px;
  position:relative;
  transform-style:preserve-3d;
  transform:rotateY(-20deg) rotateX(4deg);
  filter:drop-shadow(0 40px 60px rgba(0,0,0,0.35));
  transition:transform 0.6s cubic-bezier(0.34,1.56,0.64,1);
}
.book-3d.open{
  transform:rotateY(-35deg) rotateX(4deg);
}
.book-face{
  position:absolute;
  width:320px;height:420px;
  border-radius:2px 4px 4px 2px;
  overflow:hidden;
  backface-visibility:hidden;
}
.book-face img{width:100%;height:100%;object-fit:cover;display:block;}
.book-spine{
  position:absolute;
  left:-32px;width:32px;height:420px;
  background:linear-gradient(135deg,#c0392b,#922b21,#7b241c);
  transform:rotateY(-90deg) translateX(-16px);
  transform-origin:right center;
  display:flex;align-items:center;justify-content:center;
  border-radius:2px 0 0 2px;
}
.book-spine-text{
  writing-mode:vertical-rl;
  text-orientation:mixed;
  transform:rotate(180deg);
  color:#fff;font-family:'Bebas Neue',sans-serif;
  font-size:0.9rem;letter-spacing:0.15em;
  text-shadow:0 1px 3px rgba(0,0,0,0.4);
  padding:0.5rem 0;
  white-space:nowrap;overflow:hidden;
  max-height:380px;
}
.book-back{
  position:absolute;
  width:320px;height:420px;
  background:linear-gradient(135deg,#f5f5f5,#e8e8e8);
  transform:translateZ(-8px);
  border-radius:2px 4px 4px 2px;
}
.book-pages{
  position:absolute;
  right:-4px;top:4px;bottom:4px;width:18px;
  background:linear-gradient(to right,#ddd,#f5f5f5,#ddd);
  transform:translateZ(-4px);
}
.open-hint{
  text-align:center;margin-top:1.2rem;
  font-size:0.72rem;letter-spacing:0.1em;text-transform:uppercase;
  color:var(--light-text);
  animation:pulse 2s ease-in-out infinite;
}
@keyframes pulse{0%,100%{opacity:0.5}50%{opacity:1}}

/* HERO TEXT */
.hero-text{padding-left:2rem}
.hero-tag{
  display:inline-block;
  font-size:0.7rem;letter-spacing:0.2em;text-transform:uppercase;font-weight:600;
  color:var(--red);border:1px solid var(--red);padding:0.35rem 0.8rem;margin-bottom:1.5rem;
}
.hero-title{
  font-family:'Playfair Display',serif;
  font-size:clamp(3rem,5vw,5.5rem);
  line-height:1.0;
  font-weight:900;
  margin-bottom:0.3rem;
}
.hero-title .accent{
  font-style:italic;color:var(--red);
}
.hero-subtitle{
  font-size:1rem;color:var(--mid);
  margin:1.2rem 0 2rem;
  line-height:1.7;max-width:420px;
}
.hero-meta{
  display:flex;gap:2rem;margin-bottom:2.5rem;
  border-top:1px solid rgba(0,0,0,0.08);
  border-bottom:1px solid rgba(0,0,0,0.08);
  padding:1.2rem 0;
}
.hero-meta-item{}
.hero-meta-label{font-size:0.65rem;letter-spacing:0.15em;text-transform:uppercase;color:var(--light-text);margin-bottom:0.2rem}
.hero-meta-val{font-size:0.85rem;font-weight:600;color:var(--dark)}

.buy-row{display:flex;gap:1rem;align-items:center;flex-wrap:wrap}
.buy-trust{
  width:100%;margin-top:0.75rem;font-size:0.82rem;color:var(--mid);line-height:1.5;
}
.buy-trust strong{color:var(--dark);font-weight:600}
.btn-buy{
  background:var(--red);color:#fff;
  padding:1rem 2.5rem;
  font-family:'DM Sans',sans-serif;
  font-size:0.85rem;font-weight:600;letter-spacing:0.08em;text-transform:uppercase;
  border:none;cursor:pointer;
  transition:all 0.25s;text-decoration:none;display:inline-block;
}
.btn-buy:hover{background:#a50015;transform:translateY(-2px);box-shadow:0 8px 24px rgba(208,2,27,0.3)}
.btn-preview{
  background:transparent;color:var(--dark);
  padding:1rem 2rem;
  font-family:'DM Sans',sans-serif;
  font-size:0.85rem;font-weight:500;letter-spacing:0.05em;
  border:1.5px solid var(--dark);cursor:pointer;
  transition:all 0.25s;
}
.btn-preview:hover{background:var(--dark);color:#fff}

.hero-badges{margin-top:1.5rem;display:flex;gap:1.2rem;flex-wrap:wrap}
.badge{
  display:flex;align-items:center;gap:0.5rem;
  font-size:0.72rem;color:var(--mid);
}
.badge-icon{
  width:20px;height:20px;background:var(--red);border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-size:0.6rem;font-weight:700;
  flex-shrink:0;
}

/* TICKER */
.ticker{
  background:var(--dark);color:#fff;
  padding:0.8rem 0;overflow:hidden;
  position:relative;
  border-top:1px solid rgba(255,255,255,0.08);
  border-bottom:4px solid var(--red);
}
.ticker-track{
  display:flex;gap:3rem;white-space:nowrap;
  animation:ticker 20s linear infinite;
}
.ticker-item{
  font-size:0.7rem;letter-spacing:0.18em;text-transform:uppercase;font-weight:600;
  display:flex;align-items:center;gap:0.8rem;
}
.ticker-dot{width:4px;height:4px;background:var(--red);border-radius:50%;flex-shrink:0}
@keyframes ticker{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ABOUT SECTION */
.about{
  padding:6rem 4rem;
  max-width:1300px;margin:0 auto;
  display:grid;grid-template-columns:1fr 1fr;gap:6rem;align-items:center;
  background:var(--off-white);
  border-bottom:1px solid rgba(0,0,0,0.07);
}
.section-label{
  font-size:0.68rem;letter-spacing:0.25em;text-transform:uppercase;
  color:var(--red);font-weight:600;margin-bottom:1rem;
}
.section-title{
  font-family:'Playfair Display',serif;
  font-size:clamp(2.2rem,3.5vw,3.2rem);
  line-height:1.15;font-weight:800;margin-bottom:1.5rem;
}
.section-title em{font-style:italic;color:var(--red)}
.about-text p{
  font-size:1rem;line-height:1.8;color:var(--mid);margin-bottom:1.2rem;
}
.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}
.stat-card{
  background:#fff;padding:2rem 1.5rem;
  border-left:3px solid var(--red);
  box-shadow:0 2px 20px rgba(0,0,0,0.05);
}
.stat-num{
  font-family:'Bebas Neue',sans-serif;
  font-size:3rem;color:var(--red);letter-spacing:0.05em;line-height:1;
}
.stat-label{font-size:0.8rem;color:var(--mid);margin-top:0.4rem;line-height:1.4}

/* CHAPTERS */
.chapters{
  padding:6rem 4rem;
  background:var(--warm);
  border-top:4px solid var(--red);
  border-bottom:1px solid rgba(0,0,0,0.08);
}
.chapters-inner{max-width:1300px;margin:0 auto}
.chapters-header{
  display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:3rem;
}
.chapters-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;
}
.chapter-card{
  background:#fff;padding:2rem;
  cursor:pointer;
  border:1px solid transparent;
  transition:all 0.3s;
  position:relative;overflow:hidden;
}
.chapter-card::before{
  content:'';position:absolute;
  bottom:0;left:0;right:0;height:3px;
  background:var(--red);
  transform:scaleX(0);transform-origin:left;
  transition:transform 0.3s;
}
.chapter-card:hover{border-color:rgba(208,2,27,0.15);transform:translateY(-4px);box-shadow:0 12px 40px rgba(0,0,0,0.08)}
.chapter-card:hover::before{transform:scaleX(1)}
.ch-num{
  font-family:'Bebas Neue',sans-serif;
  font-size:3.5rem;color:rgba(208,2,27,0.1);
  line-height:1;margin-bottom:0.5rem;
}
.ch-title{font-size:1rem;font-weight:700;margin-bottom:0.6rem;color:var(--dark)}
.ch-desc{font-size:0.82rem;color:var(--light-text);line-height:1.6}

/* BOOK FLIP MODAL */
.modal-overlay{
  position:fixed;inset:0;z-index:1000;
  background:rgba(0,0,0,0.85);
  display:flex;align-items:center;justify-content:center;
  opacity:0;pointer-events:none;transition:opacity 0.4s;
  backdrop-filter:blur(8px);
}
.modal-overlay.active{opacity:1;pointer-events:all}
.modal-close{
  position:absolute;top:2rem;right:2rem;
  background:transparent;border:1.5px solid rgba(255,255,255,0.3);
  color:#fff;width:48px;height:48px;cursor:pointer;
  font-size:1.2rem;display:flex;align-items:center;justify-content:center;
  transition:all 0.2s;
}
.modal-close:hover{background:#fff;color:var(--dark)}

/* FLIPBOOK */
.flipbook-wrap{
  position:relative;
  width:min(700px,90vw);
  perspective:2000px;
}
.flipbook{
  position:relative;
  width:100%;
  height:min(520px,80vh);
  transform-style:preserve-3d;
  display:flex;align-items:center;justify-content:center;
}
.book-spread{
  position:relative;
  width:100%;height:100%;
  display:grid;grid-template-columns:1fr 1fr;
  box-shadow:0 40px 80px rgba(0,0,0,0.6);
}
.spread-left,.spread-right{
  background:#fff;
  overflow:hidden;
  position:relative;
}
.spread-left{border-right:2px solid #e0e0e0;border-radius:4px 0 0 4px}
.spread-right{border-radius:0 4px 4px 0}
.spread-left img,.spread-right img{
  width:100%;height:100%;object-fit:contain;
  padding:0.5rem;
}
.page-num{
  position:absolute;bottom:0.7rem;
  font-size:0.65rem;color:#aaa;letter-spacing:0.1em;
}
.spread-left .page-num{left:50%;transform:translateX(-50%)}
.spread-right .page-num{right:50%;transform:translateX(50%)}

/* PAGE TURN ANIMATION */
.page-turn{
  position:absolute;
  width:50%;height:100%;
  top:0;right:0;
  transform-origin:left center;
  transform-style:preserve-3d;
  pointer-events:none;
}
.page-turn.turning{
  animation:turnPage 0.7s cubic-bezier(0.4,0,0.2,1) forwards;
}
@keyframes turnPage{
  0%{transform:rotateY(0deg);opacity:1}
  50%{transform:rotateY(-90deg);opacity:0.7}
  100%{transform:rotateY(-180deg);opacity:0}
}

.flipbook-controls{
  display:flex;align-items:center;justify-content:center;gap:1.5rem;
  margin-top:1.5rem;
}
.flip-btn{
  background:rgba(255,255,255,0.1);
  border:1.5px solid rgba(255,255,255,0.3);
  color:#fff;
  padding:0.7rem 1.8rem;
  font-size:0.75rem;letter-spacing:0.1em;text-transform:uppercase;font-weight:600;
  cursor:pointer;transition:all 0.2s;
}
.flip-btn:hover{background:rgba(255,255,255,0.2)}
.flip-btn:disabled{opacity:0.3;cursor:not-allowed}
.page-indicator{
  font-size:0.75rem;letter-spacing:0.1em;color:rgba(255,255,255,0.6);
  min-width:6rem;text-align:center;
}

/* WHAT YOU'LL LEARN */
.learn{
  padding:6rem 4rem;
  max-width:1300px;margin:0 auto;
  background:#fff;
  border-bottom:1px solid rgba(0,0,0,0.08);
}
.learn-header{text-align:center;margin-bottom:4rem}
.features-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:2rem;
}
.feature-item{
  text-align:center;padding:2rem 1.5rem;
}
.feature-icon{
  width:60px;height:60px;
  background:linear-gradient(135deg,rgba(208,2,27,0.1),rgba(208,2,27,0.05));
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  margin:0 auto 1.2rem;
  font-size:1.6rem;
}
.feature-title{font-size:0.95rem;font-weight:700;margin-bottom:0.5rem}
.feature-desc{font-size:0.82rem;color:var(--light-text);line-height:1.6}

/* AUTHOR */
.author{
  padding:6rem 4rem;
  background:linear-gradient(180deg,#1c1c1c 0%,var(--dark) 100%);
  color:#fff;
  border-top:1px solid rgba(255,255,255,0.14);
  position:relative;
}
.author::before{
  content:'';display:block;
  width:4rem;height:3px;background:var(--red);
  margin:0 auto 3rem;
}
.author-inner{
  max-width:1300px;margin:0 auto;
  display:grid;grid-template-columns:1fr 2fr;gap:5rem;align-items:center;
}
.author-card{
  text-align:center;
  padding:2.5rem;
  border:1px solid rgba(255,255,255,0.1);
}
.author-avatar{
  width:100px;height:100px;background:var(--red);
  border-radius:50%;margin:0 auto 1.2rem;
  display:flex;align-items:center;justify-content:center;
  font-family:'Bebas Neue',sans-serif;font-size:2.5rem;color:#fff;
}
.author-name{font-family:'Playfair Display',serif;font-size:1.5rem;font-weight:700;margin-bottom:0.3rem}
.author-title-txt{font-size:0.75rem;letter-spacing:0.15em;text-transform:uppercase;color:rgba(255,255,255,0.5)}
.author-bio{font-size:1rem;line-height:1.8;color:rgba(255,255,255,0.75);margin-bottom:1.5rem}
.author-label{font-size:0.68rem;letter-spacing:0.25em;text-transform:uppercase;color:var(--red);margin-bottom:1rem}

/* PRICING CTA */
.pricing{
  padding:6rem 4rem;
  background:var(--warm);
  text-align:center;
  border-top:4px solid var(--red);
}
.pricing-inner{max-width:600px;margin:0 auto}
.price-box{
  background:#fff;
  padding:3rem;
  box-shadow:0 4px 40px rgba(0,0,0,0.08);
  position:relative;margin-top:3rem;
}
.price-box::before{
  content:'BEST VALUE';
  position:absolute;top:-12px;left:50%;transform:translateX(-50%);
  background:var(--red);color:#fff;
  font-size:0.6rem;letter-spacing:0.2em;padding:0.35rem 1rem;font-weight:700;
}
.price-tag{
  font-family:'Bebas Neue',sans-serif;font-size:5rem;color:var(--dark);
  line-height:1;margin:1rem 0;
}
.price-tag sup{font-size:2rem;vertical-align:super}
.price-includes{list-style:none;margin:1.5rem 0 2.5rem;}
.price-includes li{
  padding:0.6rem 0;border-bottom:1px solid rgba(0,0,0,0.05);
  font-size:0.88rem;color:var(--mid);display:flex;align-items:center;gap:0.8rem;
  justify-content:center;
}
.price-includes li::before{
  content:'✓';color:var(--red);font-weight:700;font-size:0.9rem;
}
.btn-buy-large{
  background:var(--red);color:#fff;
  padding:1.2rem 3rem;
  font-family:'DM Sans',sans-serif;
  font-size:0.9rem;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;
  border:none;cursor:pointer;width:100%;
  transition:all 0.25s;text-decoration:none;display:block;
}
.btn-buy-large:hover{background:#a50015}
.guarantee{font-size:0.72rem;color:var(--light-text);margin-top:1rem}

/* FOOTER */
footer{
  background:var(--dark);color:rgba(255,255,255,0.4);
  padding:2rem 4rem;
  display:flex;justify-content:space-between;align-items:center;
  font-size:0.75rem;letter-spacing:0.05em;
  border-top:1px solid rgba(255,255,255,0.1);
}
.footer-brand{color:#fff;font-family:'Playfair Display',serif;font-size:1.1rem;font-weight:700;letter-spacing:0.01em}
.footer-brand span{color:var(--red);font-style:italic}

/* RESPONSIVE */
@media(max-width:900px){
 nav{padding:1rem 1.5rem}
 .nav-logo{font-size:0.95rem;max-width:42vw;white-space:normal}
  .hero,.about,.learn,.author,.pricing,.chapters{padding:4rem 1.5rem}
  .hero-grid,.about,.author-inner{grid-template-columns:1fr;gap:3rem}
  .hero-text{padding-left:0}
  .chapters-grid,.features-grid{grid-template-columns:1fr 1fr}
  .book-3d{width:240px;height:316px}
  .book-face{width:240px;height:316px}
  footer{flex-direction:column;gap:1rem;text-align:center}
  .nav-links{display:none}
}
@media(max-width:600px){
  .chapters-grid,.features-grid{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:1fr 1fr}
}

@keyframes flipAnim {
  0% { transform: rotateY(0) translateX(0); }
  50% { transform: rotateY(-45deg) translateX(-10%); opacity: 0.6; }
  100% { transform: rotateY(0) translateX(0); opacity: 1; }
}

/* Lead magnet */
.lead-magnet{
  padding:5rem 4rem;background:var(--dark);color:#fff;
  border-top:4px solid var(--red);
  position:relative;
}
.lead-magnet::after{
  content:'';position:absolute;bottom:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,0.18),transparent);
}
.lead-magnet-inner{
  max-width:1100px;margin:0 auto;
  display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center;
}
.lead-magnet .section-label{color:rgba(255,255,255,0.55)}
.lead-magnet .section-title{color:#fff;margin-bottom:0.5rem}
.lead-magnet-tagline{
  font-size:0.9rem;line-height:1.6;color:rgba(255,255,255,0.65);margin-bottom:1rem;
}
.lead-magnet-tagline em{font-family:'Playfair Display',serif;font-style:italic;color:rgba(255,255,255,0.9)}
.lead-magnet-copy{font-size:0.95rem;line-height:1.75;color:rgba(255,255,255,0.78)}
.lead-magnet-copy ul{margin:1rem 0 0;padding-left:1.2rem}
.lead-magnet-copy li{margin-bottom:0.4rem}
.lead-form-box{
  background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.12);
  padding:2rem;
}
.lead-form{display:flex;flex-direction:column;gap:0.75rem}
.lead-form input[type="email"]{
  padding:1rem 1.1rem;font-size:1rem;border:1px solid rgba(255,255,255,0.2);
  background:rgba(255,255,255,0.95);color:var(--dark);font-family:inherit;
  min-height:48px;
}
.lead-form input[type="email"]:focus{outline:2px solid var(--red);outline-offset:2px}
.lead-form button[type="submit"]{
  padding:1rem 1.5rem;min-height:48px;background:var(--red);color:#fff;border:none;
  font-family:inherit;font-size:0.85rem;font-weight:700;letter-spacing:0.08em;
  text-transform:uppercase;cursor:pointer;transition:background 0.2s;
}
.lead-form button[type="submit"]:hover{background:#a50015}
.lead-form button[type="submit"]:disabled{opacity:0.6;cursor:not-allowed}
.lead-fine{font-size:0.72rem;color:rgba(255,255,255,0.45);line-height:1.5}
.lead-status{font-size:0.85rem;color:rgba(255,255,255,0.7);min-height:1.2rem}
.lead-status.error{color:#ffb4b4}
.lead-success{display:none;font-size:0.92rem;line-height:1.6;color:rgba(255,255,255,0.9)}
.lead-success strong{color:#fff}
.lead-success-actions{margin-top:1rem}
.lead-download-again{
  display:inline-block;padding:0.75rem 1.25rem;background:var(--red);color:#fff;
  text-decoration:none;font-size:0.8rem;font-weight:700;letter-spacing:0.06em;
  text-transform:uppercase;
}
.lead-download-again:hover{background:#a50015;color:#fff}
@media(max-width:900px){
  .lead-magnet{padding:4rem 1.5rem}
  .lead-magnet-inner{grid-template-columns:1fr;gap:2rem}
}

/* Thank-you page (post-Stripe) */
body.thank-you-page{
  min-height:100vh;display:flex;align-items:center;justify-content:center;
  padding:2rem;overflow-x:visible;
}
.thank-you-card{
  max-width:480px;width:100%;background:#fff;padding:2.5rem;
  border-left:4px solid var(--red);
  box-shadow:0 8px 32px rgba(0,0,0,0.08);
}
.thank-you-card h1{
  font-family:'Playfair Display',serif;font-size:1.75rem;font-weight:700;
  margin-bottom:0.5rem;line-height:1.2;
}
.thank-you-status{font-size:0.95rem;color:var(--mid);line-height:1.6}
.thank-you-status.error strong{color:var(--red)}
.thank-you-download{
  display:inline-block;margin-top:1.25rem;
  background:var(--red);color:#fff;padding:1rem 2rem;
  font-size:0.85rem;font-weight:600;letter-spacing:0.06em;text-transform:uppercase;
  text-decoration:none;transition:background 0.25s,transform 0.25s;
}
.thank-you-download:hover{background:#a50015;transform:translateY(-2px)}
.thank-you-hint{margin-top:1rem;font-size:0.78rem;color:var(--light-text);line-height:1.5}
.thank-you-home{margin-top:1.5rem}
.thank-you-home a{font-size:0.9rem;color:var(--mid);text-decoration:none}
.thank-you-home a:hover{color:var(--red)}