:root {
  --red: #b01e2c;
  --red-dark: #7a1520;
  --gold: #d4a843;
  --gold-soft: #e8c875;
  --dark: #1e1e1e;
  --darker: #0f0f0f;
  --white: #ffffff;
  --muted: rgba(255, 255, 255, .72);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'Montserrat', sans-serif; color: var(--white); background: var(--dark); line-height: 1.6; overflow-x: hidden; }
h1, h2, h3, h4 { font-family: 'Lora', serif; font-weight: 600; line-height: 1.2; color: var(--gold); }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* NAVBAR */
.navbar { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; background: rgba(15,15,15,.96); backdrop-filter: blur(8px); border-bottom: 1px solid rgba(212,168,67,.25); transition: all .3s; }
.navbar.scrolled { background: rgba(10,10,10,.99); box-shadow: 0 4px 20px rgba(0,0,0,.6); }
.nav-inner { max-width: 1280px; margin: 0 auto; padding: 14px 28px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.nav-logo { display: flex; align-items: center; gap: 10px; color: var(--gold); font-family: 'Lora', serif; font-weight: 600; font-size: 14px; letter-spacing: .5px; }
.nav-logo img { height: 44px; width: auto; display: block; }
.nav-title { flex: 1; text-align: center; color: var(--gold); font-family: 'Lora', serif; font-style: italic; font-size: 13px; letter-spacing: .4px; }
.nav-right { display: flex; align-items: center; gap: 14px; }
.lang-switcher { display: flex; gap: 6px; }
.lang-btn { background: transparent; border: 1px solid rgba(212,168,67,.5); color: var(--gold); padding: 5px 10px; font-family: 'Montserrat', sans-serif; font-size: 11px; font-weight: 600; letter-spacing: .5px; cursor: pointer; transition: all .25s; }
.lang-btn:hover { background: rgba(212,168,67,.12); }
.lang-btn.active { background: var(--red); color: var(--white); border-color: var(--red); }
.nav-cta { background: var(--red); color: var(--white); padding: 9px 18px; font-weight: 600; font-size: 12px; letter-spacing: .8px; text-transform: uppercase; border: 1px solid var(--red); transition: all .25s; cursor: pointer; }
.nav-cta:hover { background: transparent; color: var(--gold); border-color: var(--gold); }

/* HERO */
.hero { position: relative; min-height: 100vh; background: url('../img/hero-bg.jpg') center/cover no-repeat; display: flex; align-items: center; padding: 120px 28px 80px; color: var(--white); }
.hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(150deg, rgba(8,8,8,.92) 0%, rgba(80,10,15,.82) 100%); z-index: 1; }
.hero-inner { position: relative; z-index: 2; max-width: 1280px; margin: 0 auto; display: grid; grid-template-columns: 40% 60%; gap: 60px; align-items: center; width: 100%; }

/* Book 3D */
.book-stage { perspective: 1800px; display: flex; justify-content: center; }
.book { position: relative; width: 280px; height: 420px; transform-style: preserve-3d; transform: rotateY(-22deg) rotateX(3deg); transition: transform .6s ease; box-shadow: 30px 40px 80px rgba(0,0,0,.7), 10px 10px 30px rgba(0,0,0,.5); }
.book:hover { transform: rotateY(-12deg) rotateX(2deg); }
.book-cover { position: absolute; inset: 0; border: 2px solid var(--gold); overflow: hidden; }
.book-cover img { width: 100%; height: 100%; object-fit: cover; display: block; }
.book-spine { position: absolute; top: 0; left: -12px; width: 12px; height: 100%; background: linear-gradient(90deg, #080808, #1e1e1e); transform: rotateY(90deg); transform-origin: right center; border-left: 1px solid rgba(212,168,67,.3); }

/* Hero text */
.hero-content { display: flex; flex-direction: column; gap: 18px; }
.hero-label { display: inline-block; font-size: 11px; letter-spacing: 3px; color: var(--gold); text-transform: uppercase; font-weight: 600; padding-bottom: 14px; position: relative; width: fit-content; }
.hero-label::after { content: ""; position: absolute; bottom: 0; left: 0; width: 60px; height: 1px; background: var(--gold); }
.hero-title { font-family: 'Lora', serif; font-weight: 700; font-size: clamp(32px, 4.4vw, 56px); color: var(--white); line-height: 1.05; white-space: pre-line; }
.hero-subtitle { font-family: 'Lora', serif; font-style: italic; color: var(--gold); font-size: clamp(16px, 1.6vw, 20px); font-weight: 400; border-left: 2px solid var(--gold); padding-left: 16px; margin: 6px 0; }
.hero-meta { display: flex; flex-direction: column; gap: 4px; font-size: 14px; color: var(--muted); }
.hero-meta strong { color: var(--white); font-weight: 600; }
.hero-desc { color: rgba(255,255,255,.85); font-size: 15px; line-height: 1.7; max-width: 560px; }
.hero-buttons { display: flex; gap: 14px; margin-top: 14px; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 26px; font-family: 'Montserrat', sans-serif; font-weight: 600; font-size: 13px; letter-spacing: 1px; text-transform: uppercase; cursor: pointer; border: 1px solid var(--gold); transition: all .25s; text-align: center; justify-content: center; }
.btn-primary { background: var(--red); color: var(--white); border-color: var(--red); }
.btn-primary:hover { background: transparent; color: var(--gold); border-color: var(--gold); }
.btn-outline { background: transparent; color: var(--gold); }
.btn-outline:hover { background: var(--gold); color: var(--darker); }

/* Launch card */
.launch-card { margin-top: 18px; padding: 24px 26px; border: 1px solid rgba(212,168,67,.4); background: rgba(0,0,0,.4); backdrop-filter: blur(4px); max-width: 560px; }
.launch-label { font-size: 11px; letter-spacing: 3px; color: var(--gold); text-transform: uppercase; font-weight: 600; margin-bottom: 6px; }
.launch-title { font-family: 'Lora', serif; color: var(--gold); font-size: 26px; font-weight: 600; margin-bottom: 18px; }
.launch-note { font-size: 12px; color: var(--muted); margin-top: 16px; line-height: 1.6; font-style: italic; }

/* Countdown */
.countdown { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.cd-cell { background: rgba(0,0,0,.5); border: 1px solid rgba(212,168,67,.35); padding: 14px 6px; text-align: center; display: flex; flex-direction: column; gap: 4px; }
.cd-num { font-family: 'Lora', serif; color: var(--gold); font-size: 30px; font-weight: 600; line-height: 1; font-variant-numeric: tabular-nums; }
.cd-lbl { font-size: 9px; letter-spacing: 2px; color: var(--muted); text-transform: uppercase; font-weight: 600; }
.countdown-lg .cd-num { font-size: 48px; }
.countdown-lg .cd-cell { padding: 22px 8px; }
.countdown-lg .cd-lbl { font-size: 11px; }

/* Launch banner */
.launch-banner { max-width: 780px; margin: 0 auto; padding: 60px 40px; background: var(--darker); color: var(--white); border: 1px solid rgba(212,168,67,.4); text-align: center; position: relative; }
.launch-banner::before { content: ""; position: absolute; inset: 8px; border: 1px solid rgba(212,168,67,.2); pointer-events: none; }
.launch-banner-icon { font-size: 48px; margin-bottom: 18px; }
.launch-banner h3 { color: var(--gold); font-size: clamp(22px, 2.4vw, 30px); margin-bottom: 18px; font-weight: 600; }
.launch-banner p { color: rgba(255,255,255,.85); font-size: 15px; line-height: 1.7; max-width: 560px; margin: 0 auto 30px; }
.launch-event-details { display: flex; flex-direction: column; gap: 12px; margin: 28px auto; max-width: 520px; text-align: left; }
.launch-event-item { display: flex; align-items: flex-start; gap: 14px; color: rgba(255,255,255,.9); font-size: 15px; line-height: 1.5; }
.launch-event-icon { font-size: 20px; flex-shrink: 0; width: 26px; text-align: center; }
.launch-event-desc { color: rgba(255,255,255,.75); font-size: 15px; line-height: 1.7; max-width: 520px; margin: 0 auto 0; }
.launch-event-note { color: rgba(255,255,255,.5); font-size: 13px; margin-top: 14px !important; }

/* Event registration button */
.btn-event { display: inline-block; margin-top: 32px; padding: 16px 40px; background: var(--gold); color: var(--darker); font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 15px; letter-spacing: 1px; text-transform: uppercase; text-decoration: none; border: none; cursor: pointer; transition: background .2s, color .2s; }
.btn-event:hover { background: var(--gold-soft, #e8c875); color: var(--darker); }

/* SECTIONS */
section { padding: 100px 28px; }
.container { max-width: 1180px; margin: 0 auto; }
.section-eyebrow { display: block; font-size: 11px; letter-spacing: 4px; color: var(--gold); text-transform: uppercase; font-weight: 600; text-align: center; margin-bottom: 14px; }
.section-title { font-family: 'Lora', serif; font-size: clamp(28px, 3.4vw, 42px); text-align: center; font-weight: 600; margin-bottom: 14px; color: var(--gold); }
.section-rule { width: 60px; height: 2px; background: var(--gold); margin: 0 auto 60px; }
.section-dark { background: var(--darker); }
.section-red { background: var(--red); }

/* About cards */
.about-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 30px; }
.about-card { background: rgba(0,0,0,.35); border: 1px solid rgba(212,168,67,.25); padding: 38px 28px; text-align: center; transition: all .3s; position: relative; }
.about-card::before { content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 2px; background: var(--gold); transform: scaleX(0); transform-origin: left; transition: transform .35s; }
.about-card:hover { transform: translateY(-4px); box-shadow: 0 12px 40px rgba(0,0,0,.4); border-color: rgba(212,168,67,.5); }
.about-card:hover::before { transform: scaleX(1); }
.about-icon { font-size: 42px; margin-bottom: 18px; }
.about-card h3 { font-size: 20px; margin-bottom: 14px; color: var(--gold); }
.about-card p { color: var(--muted); font-size: 14px; line-height: 1.7; }

/* Author */
.author-grid { display: grid; grid-template-columns: 280px 1fr; gap: 60px; align-items: center; }
.author-avatar { width: 240px; height: 240px; border-radius: 50%; overflow: hidden; border: 3px solid var(--gold); box-shadow: 0 12px 40px rgba(212,168,67,.2); margin: 0 auto; position: relative; }
.author-avatar img { width: 100%; height: 100%; object-fit: cover; display: block; }
.author-avatar::after { content: ""; position: absolute; inset: -12px; border: 1px solid var(--gold); border-radius: 50%; opacity: .4; }
.author-name { font-family: 'Lora', serif; font-size: 32px; color: var(--gold); margin: 6px 0 18px; }
.author-bio { color: var(--white); font-size: 15px; line-height: 1.8; }

/* Accordion (unused but kept) */
.accordion { max-width: 880px; margin: 0 auto; }
.acc-item { border: 1px solid rgba(212,168,67,.25); margin-bottom: 14px; background: rgba(0,0,0,.2); transition: all .3s; }
.acc-item.open { border-color: var(--gold); background: rgba(212,168,67,.06); }
.acc-header { padding: 22px 28px; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 20px; color: var(--white); font-family: 'Lora', serif; font-size: 18px; font-weight: 500; }
.acc-header span:first-child { flex: 1; }
.acc-icon { color: var(--gold); font-size: 22px; transition: transform .3s; flex-shrink: 0; }
.acc-item.open .acc-icon { transform: rotate(45deg); }
.acc-body { max-height: 0; overflow: hidden; transition: max-height .4s ease; }
.acc-item.open .acc-body { max-height: 600px; }
.acc-body-inner { padding: 0 28px 24px; color: var(--muted); font-size: 14px; line-height: 1.8; border-top: 1px solid rgba(212,168,67,.2); padding-top: 20px; }

/* Buy section */
.buy-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.buy-card { padding: 44px 36px; border: 1px solid rgba(212,168,67,.35); display: flex; flex-direction: column; gap: 18px; }
.buy-card.dark { background: var(--darker); color: var(--white); }
.buy-card.cream { background: var(--red); color: var(--white); }
.buy-icon { font-size: 42px; }
.buy-card h3 { font-size: 22px; color: var(--gold); font-family: 'Lora', serif; }
.buy-card p { font-size: 14px; line-height: 1.7; color: rgba(255,255,255,.85); }
.buy-note { font-size: 11px; font-style: italic; color: rgba(255,255,255,.5); margin-top: auto; }

/* Form */
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-group label { font-size: 11px; font-weight: 600; letter-spacing: 1px; text-transform: uppercase; color: var(--gold); }
.form-group input, .form-group select, .form-group textarea { padding: 11px 14px; border: 1px solid rgba(212,168,67,.35); background: rgba(0,0,0,.45); font-family: 'Montserrat', sans-serif; font-size: 14px; color: var(--white); transition: border-color .2s; font-weight: 400; }
.form-group select option { background: var(--darker); color: var(--white); }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--gold); background: rgba(0,0,0,.6); }
.form-group input::placeholder, .form-group textarea::placeholder { color: rgba(255,255,255,.3); }
.radio-group { display: flex; flex-direction: column; gap: 8px; }
.radio-group label { display: flex; align-items: center; gap: 10px; font-size: 13px; font-weight: 400; text-transform: none; letter-spacing: 0; cursor: pointer; color: var(--white); }
.radio-group input[type=radio] { accent-color: var(--gold); }
#addressGroup { display: none; }
#addressGroup.visible { display: flex; }
.form-submit { width: 100%; padding: 16px; background: var(--red); color: var(--white); border: 1px solid var(--red); font-weight: 700; font-size: 13px; letter-spacing: 2px; text-transform: uppercase; cursor: pointer; transition: all .25s; margin-top: 10px; font-family: 'Montserrat', sans-serif; }
.form-submit:hover { background: transparent; color: var(--gold); border-color: var(--gold); }
.form-confirm { display: none; padding: 16px; background: #1d6e3a; color: white; font-size: 14px; text-align: center; margin-top: 14px; border-left: 4px solid #4dd17a; }
.form-confirm.show { display: block; }
.form-footnote { font-size: 11px; color: rgba(255,255,255,.5); font-style: italic; margin-top: 12px; line-height: 1.6; }

/* Presents section */
.presents { text-align: center; color: var(--white); }
.presents-logo { width: 180px; height: auto; margin: 0 auto 30px; display: block; }
.presents-text { font-family: 'Lora', serif; font-size: 20px; line-height: 1.7; max-width: 680px; margin: 0 auto 14px; color: rgba(255,255,255,.85); }
.presents-stats { font-size: 13px; letter-spacing: 2px; color: var(--gold); margin: 24px 0 36px; text-transform: uppercase; }

/* Footer */
footer { background: var(--darker); color: rgba(255,255,255,.65); padding: 70px 28px 30px; font-size: 13px; }
.footer-grid { max-width: 1180px; margin: 0 auto; display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 50px; }
.footer-col h4 { font-family: 'Lora', serif; color: var(--gold); font-size: 14px; letter-spacing: 2px; text-transform: uppercase; margin-bottom: 18px; font-weight: 600; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col a { transition: color .2s; }
.footer-col a:hover { color: var(--gold); }
.footer-logo { display: flex; align-items: center; gap: 14px; margin-bottom: 18px; }
.footer-logo img { height: 60px; width: auto; display: block; }
.social-row { display: flex; gap: 10px; margin-top: 14px; }
.social-row a { width: 36px; height: 36px; border: 1px solid rgba(212,168,67,.4); display: flex; align-items: center; justify-content: center; color: var(--gold); font-size: 15px; transition: all .2s; }
.social-row a:hover { background: var(--gold); color: var(--darker); }
.footer-bottom { max-width: 1180px; margin: 40px auto 0; padding-top: 24px; border-top: 1px solid rgba(212,168,67,.15); text-align: center; font-size: 12px; color: rgba(255,255,255,.35); }

/* Back to top */
.back-top { position: fixed; bottom: 30px; right: 30px; width: 46px; height: 46px; background: var(--red); color: var(--white); border: none; font-size: 18px; cursor: pointer; opacity: 0; pointer-events: none; transition: all .3s; z-index: 900; font-weight: 700; }
.back-top.show { opacity: 1; pointer-events: auto; }
.back-top:hover { background: var(--red-dark); }

/* Table of contents */
.toc { max-width: 880px; margin: 0 auto; display: flex; flex-direction: column; }
.toc-entry { display: grid; grid-template-columns: auto 1fr auto; align-items: baseline; gap: 10px; padding: 13px 0; border-bottom: 1px solid rgba(212,168,67,.15); }
.toc-entry:last-child { border-bottom: none; }
.toc-entry.toc-intro, .toc-entry.toc-final { opacity: .85; }
.toc-num { font-family: 'Lora', serif; color: var(--gold); font-size: 12px; letter-spacing: 2px; text-transform: uppercase; font-weight: 600; white-space: nowrap; min-width: 90px; }
.toc-title { color: var(--white); font-size: 15px; line-height: 1.4; }
.toc-entry:hover .toc-title { color: var(--gold); transition: color .2s; }


/* Parts grid (contents section) */
.parts-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.part-card { background: rgba(255,255,255,.04); border: 1px solid rgba(212,168,67,.18); border-radius: 6px; padding: 28px 26px; transition: border-color .2s, background .2s; }
.part-card:hover { border-color: var(--gold); background: rgba(212,168,67,.06); }
.part-title { font-family: 'Lora', serif; color: var(--gold); font-size: 14px; font-weight: 600; margin-bottom: 10px; line-height: 1.4; }
.part-body { color: rgba(255,255,255,.75); font-size: 14px; line-height: 1.65; margin: 0; }

/* Reveal animations */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .8s, transform .8s; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* Responsive */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 50px; text-align: center; }
  .hero-label { margin: 0 auto; }
  .hero-subtitle { border-left: 0; border-top: 1px solid var(--gold); padding-left: 0; padding-top: 14px; }
  .hero-buttons { justify-content: center; }
  .author-grid { grid-template-columns: 1fr; gap: 30px; text-align: center; }
  .buy-grid { grid-template-columns: 1fr; }
  .parts-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; text-align: center; }
  .footer-logo { justify-content: center; }
  .social-row { justify-content: center; }
  .nav-title { display: none; }
  .form-row { grid-template-columns: 1fr; }
  section { padding: 70px 20px; }
}

@media (max-width: 600px) {
  .toc-entry { grid-template-columns: auto 1fr; gap: 8px; }
  .toc-num { min-width: 70px; font-size: 11px; }
  .toc-title { font-size: 14px; }
  .parts-grid { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
  .nav-inner { padding: 12px 16px; gap: 10px; flex-wrap: wrap; }
  .nav-cta { display: none; }
  .lang-btn { padding: 5px 8px; font-size: 10px; }
  .book { width: 230px; height: 340px; }
  .hero { padding: 110px 20px 60px; }
}