/* =============================================
   NIKA KOSTOV — Psychological Thriller Theme
   ============================================= */

/* Custom Properties */
:root {
  --bg:        #0a0a0f;
  --surface:   #12121a;
  --surface-2: #1a1a26;
  --border:    #2a2a3a;
  --accent:    #c8102e;
  --accent-dim:#8b0b20;
  --text:      #e8e0d4;
  --text-muted:#9b94a0;
  --text-dim:  #6b6570;
  --white:     #ffffff;

  --nav-scrolled-bg: rgba(10, 10, 15, 0.92);

  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans:  'Inter', system-ui, sans-serif;

  --radius: 2px;
  --transition: 200ms ease;
}

/* ── Light theme ──────────────────────────────────── */
html[data-theme="light"] {
  --bg:        #f8f4ee;
  --surface:   #ede6da;
  --surface-2: #e2d8cc;
  --border:    #c8b898;
  --text:      #1a0e06;
  --text-muted:#5c4828;
  --text-dim:  #8c7858;
  --nav-scrolled-bg: rgba(248, 244, 238, 0.95);
  /* --accent, --white, --font-* stay the same */
}

/* Page hero always dark regardless of site theme */
html[data-theme="light"] .nk-page-hero {
  --text:      #e8e0d4;
  --text-muted:#9b94a0;
  --text-dim:  #6b6570;
  --border:    #2a2a3a;
  background: #0a0a0f;
  border-bottom-color: #2a2a3a;
}

/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.7;
  margin: 0;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.2;
  color: var(--text);
  margin-top: 0;
}

a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: #e8294a; }

img { max-width: 100%; height: auto; display: block; }

/* =============================================
   NAVIGATION
   ============================================= */
.nk-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1.25rem 0;
  background: transparent;
  transition: background var(--transition), padding var(--transition), backdrop-filter var(--transition);
}

.nk-nav.scrolled {
  background: var(--nav-scrolled-bg);
  backdrop-filter: blur(12px);
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
}

.nk-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nk-nav__logo {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.02em;
  text-decoration: none;
  transition: color var(--transition);
}
.nk-nav__logo:hover { color: var(--text); }

.nk-nav__links {
  list-style: none;
  margin: 0; padding: 0;
  display: flex;
  gap: 2.5rem;
}

.nk-nav__link {
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition);
}
.nk-nav__link:hover { color: var(--text); }

.nk-nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nk-nav__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  transition: transform var(--transition), opacity var(--transition);
}

.nk-nav__right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nk-nav__theme-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.1rem;
  cursor: pointer;
  padding: 0.2rem 0.3rem;
  line-height: 1;
  transition: color var(--transition);
  display: flex;
  align-items: center;
}
.nk-nav__theme-btn:hover { color: var(--text); }

@media (max-width: 767px) {
  .nk-nav__toggle { display: flex; }
  .nk-nav__links {
    position: fixed;
    top: 0; right: -100%;
    bottom: 0;
    width: min(300px, 80vw);
    background: var(--surface);
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    gap: 2rem;
    padding: 2rem;
    border-left: 1px solid var(--border);
    transition: right 300ms ease;
  }
  .nk-nav__links.open { right: 0; }
  .nk-nav__link { font-size: 1.1rem; }
}

/* =============================================
   HERO
   ============================================= */
.nk-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--bg);
}

.nk-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 100%, rgba(200, 16, 46, 0.12) 0%, transparent 70%),
    radial-gradient(ellipse 60% 40% at 80% 20%, rgba(30, 20, 50, 0.6) 0%, transparent 60%);
  pointer-events: none;
}

/* Home hero always dark regardless of site theme */
html[data-theme="light"] .nk-hero {
  --bg:        #0a0a0f;
  --text:      #e8e0d4;
  --text-muted:#9b94a0;
  --text-dim:  #6b6570;
  --border:    #2a2a3a;
  background: #0a0a0f;
}

.nk-hero__grain {
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  opacity: 0.5;
}

.nk-hero__inner {
  position: relative;
  z-index: 1;
  padding: 8rem 0 6rem;
}

.nk-hero__label {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.25rem;
}

.nk-hero__title {
  font-size: clamp(3.5rem, 10vw, 8rem);
  font-weight: 700;
  font-style: italic;
  line-height: 0.95;
  margin-bottom: 1.5rem;
  color: var(--text);
  letter-spacing: -0.02em;
}

.nk-hero__sub {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 540px;
  margin-bottom: 2.5rem;
  line-height: 1.65;
}

.nk-hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

/* =============================================
   BUTTONS
   ============================================= */
.nk-btn {
  display: inline-flex;
  align-items: center;
  padding: 0.75rem 1.75rem;
  background: var(--accent);
  color: var(--white);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.nk-btn:hover {
  background: #e8294a;
  border-color: #e8294a;
  color: var(--white);
}

.nk-btn--ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.nk-btn--ghost:hover {
  background: var(--surface);
  border-color: var(--text-muted);
  color: var(--text);
}

.nk-btn--sm {
  padding: 0.5rem 1.25rem;
  font-size: 0.8rem;
}

.nk-btn--accent { background: var(--accent); color: var(--white); }

/* =============================================
   SECTIONS
   ============================================= */
.nk-section { padding: 5rem 0; }
.nk-section--alt { background: var(--surface); }

.nk-section__header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 3rem;
}

.nk-section__title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-style: italic;
  margin: 0;
}

.nk-section__link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}
.nk-section__link:hover { color: var(--text); }

/* =============================================
   BOOK CARD
   ============================================= */
.nk-book-card {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  group: true;
}

.nk-book-card__cover {
  aspect-ratio: 2/3;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 1rem;
  transition: transform var(--transition), box-shadow var(--transition);
}
.nk-book-card:hover .nk-book-card__cover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.5), 0 0 0 1px rgba(200,16,46,0.2);
}
.nk-book-card__cover img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 400ms ease;
}
.nk-book-card:hover .nk-book-card__cover img {
  transform: scale(1.03);
}

.nk-book-card__placeholder {
  width: 100%; height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  text-align: center;
  font-family: var(--font-serif);
  font-size: 1rem;
  font-style: italic;
  color: var(--text-dim);
  background: linear-gradient(160deg, var(--surface-2) 0%, var(--surface) 100%);
}

.nk-book-card__placeholder--lg {
  aspect-ratio: 2/3;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.nk-book-card__title {
  font-size: 1.1rem;
  font-style: italic;
  margin: 0 0 0.25rem;
}

.nk-book-card__date {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin: 0 0 0.5rem;
  letter-spacing: 0.04em;
}

.nk-book-card__excerpt {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.55;
}

/* =============================================
   PAGE HERO
   ============================================= */
.nk-page-hero {
  padding: 9rem 0 4rem;
  border-bottom: 1px solid var(--border);
}

.nk-page-hero__label {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.nk-page-hero__title {
  font-size: clamp(2.5rem, 7vw, 5rem);
  font-style: italic;
  margin: 0;
  color: var(--text);
}

/* =============================================
   BOOK DETAIL
   ============================================= */
.nk-book-detail { padding-top: 3rem; }

.nk-book-detail__cover img {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: 0 32px 64px rgba(0,0,0,0.6);
}

.nk-detail__meta {
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
}

.nk-detail__title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-style: italic;
  margin-bottom: 1rem;
}

.nk-detail__excerpt {
  font-size: 1.2rem;
  font-style: italic;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  line-height: 1.55;
}

.nk-detail__desc {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  line-height: 1.8;
}

.nk-purchase-block {
  border-top: 1px solid var(--border);
  padding-top: 2rem;
}

.nk-purchase-block__heading {
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
  font-family: var(--font-sans);
  font-weight: 600;
  margin-bottom: 1rem;
}

.nk-retailer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}

.nk-retailer-btn {
  display: inline-flex;
  align-items: center;
  padding: 0.6rem 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text);
  text-decoration: none;
  transition: border-color var(--transition), color var(--transition), background var(--transition);
}
.nk-retailer-btn:hover {
  border-color: var(--text-muted);
  color: var(--text);
  background: var(--surface);
}

.nk-direct-purchase {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.nk-direct-purchase__desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

/* =============================================
   CTA BLOCK (Free Read)
   ============================================= */
.nk-cta-block {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4rem;
  align-items: center;
}

@media (max-width: 767px) {
  .nk-cta-block { grid-template-columns: 1fr; }
  .nk-cta-block__visual { display: none; }
}

.nk-cta-block__label {
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.nk-cta-block__title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-style: italic;
  margin-bottom: 1rem;
}

.nk-cta-block__body {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 480px;
}

.nk-cta-block__cover-placeholder {
  width: 200px;
  aspect-ratio: 2/3;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem;
  text-align: center;
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--text-dim);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}
.nk-cta-block__cover-placeholder span { font-size: 1rem; color: var(--text-muted); }
.nk-cta-block__cover-placeholder small { font-size: 0.8rem; }

/* =============================================
   NEWSLETTER BLOCK
   ============================================= */
.nk-newsletter-block {
  text-align: center;
  max-width: 560px;
  margin: 0 auto;
}

.nk-newsletter-block__title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-style: italic;
  margin-bottom: 0.75rem;
}

.nk-newsletter-block__sub {
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.nk-newsletter-block__form {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
}

/* =============================================
   INPUTS & FORMS
   ============================================= */
.nk-input {
  padding: 0.7rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  width: 100%;
  transition: border-color var(--transition);
  outline: none;
}
.nk-input:focus { border-color: var(--accent); }
.nk-input::placeholder { color: var(--text-dim); }

.nk-subscribe-form {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.nk-subscribe-form .nk-input { flex: 1; min-width: 180px; }

.nk-subscribe-msg {
  font-size: 0.85rem;
  color: var(--accent);
  margin-top: 0.5rem;
}

/* =============================================
   CAROUSEL
   ============================================= */
.nk-carousel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
  gap: 1rem;
}

.nk-carousel-header__controls {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nk-carousel__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 1rem;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition), color var(--transition);
  flex-shrink: 0;
}
.nk-carousel__btn:hover:not(:disabled) {
  border-color: var(--text-muted);
  background: var(--surface-2);
}
.nk-carousel__btn:disabled {
  opacity: 0.25;
  cursor: not-allowed;
}

.nk-carousel__track {
  display: flex;
  gap: 1.5rem;
  overflow-x: auto;
  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  -ms-overflow-style: none;
  /* Slight negative margin + padding to allow box-shadows to show */
  padding-bottom: 0.5rem;
}
.nk-carousel__track::-webkit-scrollbar { display: none; }

.nk-carousel__slide {
  flex: 0 0 calc(25% - 1.125rem);  /* 4 visible on xl */
  scroll-snap-align: start;
  min-width: 220px;
}

@media (max-width: 1199px) {
  .nk-carousel__slide { flex: 0 0 calc(33.333% - 1rem); } /* 3 on lg */
}
@media (max-width: 767px) {
  .nk-carousel__slide { flex: 0 0 calc(50% - 0.75rem); }  /* 2 on md */
}
@media (max-width: 479px) {
  .nk-carousel__slide { flex: 0 0 80%; }                   /* 1.2 on sm */
}

/* Make freebie cards full height within the slide */
.nk-carousel__slide .nk-freebie-card {
  height: 100%;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
}
.nk-carousel__slide .nk-freebie-card__cover {
  transition: transform var(--transition), box-shadow var(--transition);
}
.nk-carousel__slide .nk-freebie-card:hover .nk-freebie-card__cover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.5), 0 0 0 1px rgba(200,16,46,0.2);
}
.nk-carousel__slide .nk-freebie-card__info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.nk-carousel__slide .nk-freebie-card__excerpt {
  flex: 1;
}

/* =============================================
   FREEBIE HOME CARD (used on home page grid)
   ============================================= */
.nk-freebie-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.nk-freebie-card__cover {
  aspect-ratio: 2/3;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 1rem;
  transition: transform var(--transition), box-shadow var(--transition);
}
.nk-freebie-card__cover img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.nk-freebie-card__placeholder {
  width: 100%; height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 1.5rem;
  text-align: center;
  font-family: var(--font-serif);
  font-style: italic;
  background: linear-gradient(160deg, var(--surface-2) 0%, var(--surface) 100%);
}
.nk-freebie-card__placeholder span { font-size: 1rem; color: var(--text-muted); }
.nk-freebie-card__placeholder small { font-size: 0.78rem; color: var(--text-dim); }

.nk-freebie-card__info { display: flex; flex-direction: column; gap: 0.5rem; }
.nk-freebie-card__label {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0;
}
.nk-freebie-card__title {
  font-size: 1.3rem;
  font-style: italic;
  margin: 0;
}
.nk-freebie-card__excerpt {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 0 0 0.5rem;
  line-height: 1.55;
}

/* =============================================
   FREEBIE LIST CARD (used on /freebies/ page)
   ============================================= */
.nk-fl-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: row;
  align-items: stretch;
}

.nk-fl-card__cover {
  flex: 0 0 180px;
  width: 180px;
  aspect-ratio: 2/3;
  background: var(--surface-2);
  overflow: hidden;
  position: relative;
  border-right: 1px solid var(--border);
}
.nk-fl-card__cover img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.nk-fl-card__placeholder {
  width: 100%; height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 1.25rem;
  text-align: center;
  font-family: var(--font-serif);
  font-style: italic;
}
.nk-fl-card__placeholder span { font-size: 1rem; color: var(--text-muted); }
.nk-fl-card__placeholder small { font-size: 0.75rem; color: var(--text-dim); }
.nk-fl-card__placeholder em {
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  font-style: normal;
}

.nk-fl-card__body {
  flex: 1;
  padding: 1.75rem;
  min-width: 0;
}

@media (max-width: 575px) {
  .nk-fl-card {
    flex-direction: column;
  }
  .nk-fl-card__cover {
    flex: none;
    width: 100%;
    aspect-ratio: 16/9;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
}

.nk-fl-card__label {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 0.4rem;
}
.nk-fl-card__title {
  font-size: 1.6rem;
  font-style: italic;
  margin: 0 0 1rem;
}
.nk-fl-card__desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin: 0 0 1.5rem;
}

/* =============================================
   FREEBIE LIST — SIDEBAR + MAIN LAYOUT
   ============================================= */
.nk-fl-layout {
  display: flex;
  gap: 3rem;
  align-items: flex-start;
}

/* Sidebar */
.nk-fl-sidebar {
  flex: 0 0 200px;
  width: 200px;
  position: sticky;
  top: calc(var(--nav-h, 72px) + 2rem);
}

.nk-fl-sidebar__label {
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin: 0 0 0.75rem;
}

.nk-fl-sidebar__item {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  padding: 0.55rem 0.6rem;
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--text-muted);
  transition: background 0.15s, color 0.15s;
  margin-bottom: 0.15rem;
}
.nk-fl-sidebar__item:hover {
  background: var(--surface-2);
  color: var(--text);
}
.nk-fl-sidebar__item--active {
  background: var(--surface-2);
  color: var(--text);
}
.nk-fl-sidebar__item--active .nk-fl-sidebar__title {
  color: var(--accent);
}

.nk-fl-sidebar__thumb {
  flex: 0 0 30px;
  width: 30px;
  aspect-ratio: 2/3;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 2px;
  overflow: hidden;
}
.nk-fl-sidebar__thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
}

.nk-fl-sidebar__text {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-width: 0;
}
.nk-fl-sidebar__title {
  font-size: 0.8rem;
  line-height: 1.35;
  font-family: var(--font-serif);
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.nk-fl-sidebar__stars {
  font-size: 0.6rem;
  color: var(--accent);
  letter-spacing: 1px;
}

/* Main list */
.nk-fl-main {
  flex: 1;
  min-width: 0;
}

.nk-fl-item {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--border);
}
.nk-fl-item:first-child { padding-top: 0; }
.nk-fl-item:last-child { border-bottom: none; }

.nk-fl-item__cover {
  flex: 0 0 140px;
  width: 140px;
  aspect-ratio: 2/3;
  background: var(--surface-2);
  border-radius: var(--radius);
  overflow: hidden;
  display: block;
  text-decoration: none;
  border: 1px solid var(--border);
  transition: opacity 0.2s;
}
.nk-fl-item__cover:hover { opacity: 0.85; }
.nk-fl-item__cover img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}

.nk-fl-item__cover-ph {
  width: 100%; height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.75rem;
  text-align: center;
  font-family: var(--font-serif);
  font-style: italic;
}
.nk-fl-item__cover-ph span { font-size: 0.8rem; color: var(--text-muted); }
.nk-fl-item__cover-ph small { font-size: 0.65rem; color: var(--text-dim); }

.nk-fl-item__body { flex: 1; min-width: 0; }

.nk-fl-item__label {
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 0.35rem;
}
.nk-fl-item__title {
  font-size: 1.65rem;
  font-style: italic;
  margin: 0 0 0.75rem;
}
.nk-fl-item__title a {
  color: inherit;
  text-decoration: none;
}
.nk-fl-item__title a:hover { color: var(--accent); }

.nk-fl-item__desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin: 0 0 1rem;
}
.nk-fl-item__rating {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 1rem;
}
.nk-fl-item__stars { color: var(--accent); font-size: 0.8rem; letter-spacing: 1px; }
.nk-fl-item__review-count { font-size: 0.75rem; color: var(--text-dim); }
.nk-fl-item__soon { font-size: 0.875rem; color: var(--text-dim); margin: 0; }

/* =============================================
   FREEBIE DETAIL PAGE
   ============================================= */
.nk-fd-layout {
  display: flex;
  gap: 2.5rem;
  align-items: flex-start;
  margin-bottom: 3rem;
}

.nk-fd-cover {
  flex: 0 0 240px;
  width: 240px;
  aspect-ratio: 2/3;
  background: var(--surface-2);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
}
.nk-fd-cover img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}
.nk-fd-cover__ph {
  width: 100%; height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1.5rem;
  text-align: center;
  font-family: var(--font-serif);
  font-style: italic;
}
.nk-fd-cover__ph span { font-size: 1rem; color: var(--text-muted); }
.nk-fd-cover__ph small { font-size: 0.8rem; color: var(--text-dim); }
.nk-fd-cover__ph em {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  font-style: normal;
}

.nk-fd-info { flex: 1; min-width: 0; }

.nk-fd-label {
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 0.5rem;
}
.nk-fd-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 2rem;
}

.nk-fd-gate {
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}
.nk-fd-gate__heading {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text);
  margin: 0 0 0.9rem;
}
.nk-fd-gate__row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: flex-start;
}
.nk-fd-gate__row .nk-input { flex: 1; min-width: 160px; }
.nk-fd-gate__row .nk-btn { white-space: nowrap; }
.nk-fd-gate__note {
  font-size: 0.72rem;
  color: var(--text-dim);
  margin: 0.6rem 0 0;
}

.nk-fd-coming-soon {
  font-size: 0.9rem;
  color: var(--text-muted);
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  margin-top: 1.5rem;
}

/* =============================================
   FREEBIE BLOCK (legacy — keep for compat)
   ============================================= */
.nk-freebie-block {
  padding: 3rem 0;
  border-bottom: 1px solid var(--border);
}
.nk-freebie-block:last-child { border-bottom: none; }

.nk-freebie-block__cover img {
  width: 100%;
  max-width: 300px;
  border-radius: var(--radius);
  box-shadow: 0 24px 60px rgba(0,0,0,0.5);
}

.nk-freebie-block__placeholder {
  width: 100%;
  max-width: 280px;
  aspect-ratio: 2/3;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 2rem;
  text-align: center;
  font-family: var(--font-serif);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}
.nk-freebie-block__placeholder span {
  font-size: 1.3rem;
  font-style: italic;
  color: var(--text-muted);
}
.nk-freebie-block__placeholder small { color: var(--text-dim); }
.nk-freebie-block__placeholder em {
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nk-gate-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  margin-top: 2rem;
}

.nk-gate-form__label {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.nk-gate-form__fields {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: flex-start;
}
.nk-gate-form__fields .nk-input { flex: 1; min-width: 180px; }
.nk-gate-form__fields .nk-btn { white-space: nowrap; }

.nk-gate-form__note {
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-top: 0.75rem;
  margin-bottom: 0;
}

.nk-coming-soon {
  margin-top: 1.5rem;
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* =============================================
   MESSAGE / CONFIRMATION PAGES
   ============================================= */
.nk-message-page {
  min-height: 70vh;
  display: flex;
  align-items: center;
}

.nk-message-page__inner {
  text-align: center;
  max-width: 500px;
  margin: 0 auto;
  padding: 4rem 2rem;
}

.nk-message-page__icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--white);
  font-size: 1.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 2rem;
}

.nk-message-page__icon--mail { background: var(--surface-2); border: 1px solid var(--border); color: var(--accent); }
.nk-message-page__icon--warn { background: transparent; border: 2px solid var(--accent); color: var(--accent); }

.nk-message-page__title {
  font-size: 2.25rem;
  font-style: italic;
  margin-bottom: 1rem;
}

.nk-message-page__body {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
  line-height: 1.7;
}

.nk-message-page__note {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 2rem;
}

/* =============================================
   ABOUT / AUTHOR
   ============================================= */
.nk-author-portrait {
  aspect-ratio: 4/5;
  max-width: 340px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nk-author-portrait__placeholder {
  font-family: var(--font-serif);
  font-size: 4rem;
  font-style: italic;
  color: var(--text-dim);
}

.nk-prose {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-muted);
}
.nk-prose h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-style: italic;
  color: var(--text);
  margin-bottom: 1.25rem;
}
.nk-prose p { margin-bottom: 1.25rem; }
.nk-prose strong { color: var(--text); }
.nk-prose em { color: var(--text); }

/* =============================================
   FOOTER
   ============================================= */
.nk-footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 4rem 0 2rem;
  margin-top: 0;
}

.nk-footer__logo {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-style: italic;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.75rem;
}

.nk-footer__tagline {
  font-size: 0.875rem;
  color: var(--text-dim);
  line-height: 1.6;
}

.nk-footer__heading {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 1rem;
}

.nk-footer__nav {
  list-style: none;
  padding: 0; margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.nk-footer__nav a {
  font-size: 0.9rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition);
}
.nk-footer__nav a:hover { color: var(--text); }

.nk-footer__sub-text {
  font-size: 0.875rem;
  color: var(--text-dim);
  margin-bottom: 1rem;
  line-height: 1.6;
}

.nk-footer__bottom {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  text-align: center;
}
.nk-footer__bottom p {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin: 0;
}

/* =============================================
   REVIEWS
   ============================================= */
.nk-reviews {
  margin-top: 3rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--border);
}

.nk-reviews__heading {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 1.5rem;
}

.nk-reviews__list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.nk-review-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
}

.nk-review-card__header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.6rem;
}

.nk-review-card__stars {
  font-size: 1rem;
  color: var(--accent);
  letter-spacing: 0.05em;
}

/* =============================================
   AVERAGE STAR RATING
   ============================================= */
.nk-avg-rating {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.nk-avg-stars {
  display: inline-flex;
  gap: 1px;
  font-size: 1rem;
  line-height: 1;
}

.nk-avg-stars__star--full  { color: var(--accent); }
.nk-avg-stars__star--empty { color: var(--text-dim); }
.nk-avg-stars__star--half  {
  display: inline-block;
  background: linear-gradient(90deg, var(--accent) 50%, var(--text-dim) 50%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.nk-avg-rating__value {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text);
}

.nk-avg-rating__count {
  font-size: 0.75rem;
  color: var(--text-dim);
}

.nk-review-card__name {
  font-size: 0.825rem;
  font-weight: 500;
  color: var(--text-muted);
}

/* ── Popup overlay (freebie gate success) ─────────── */
.nk-popup-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.nk-popup {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 2.5rem 2rem 2rem;
  max-width: 420px;
  width: 100%;
  position: relative;
  text-align: center;
}
.nk-popup__close {
  position: absolute;
  top: 0.75rem;
  right: 1rem;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-muted);
  cursor: pointer;
  line-height: 1;
}
.nk-popup__close:hover {
  color: var(--text);
}
.nk-popup__title {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  margin: 0 0 0.75rem;
  color: var(--text);
}
.nk-popup__message {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.6;
}

.nk-review-card__meta {
  font-size: 0.75rem;
  color: var(--text-dim);
  letter-spacing: 0.04em;
  margin-left: auto;
}

.nk-review-card__comment {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin: 0;
  font-style: italic;
}

/* =============================================
   EMPTY STATE
   ============================================= */
.nk-empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-muted);
  font-size: 1rem;
}

/* =============================================
   UTILITIES
   ============================================= */
.container {
  max-width: 1140px;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
  margin-left: auto;
  margin-right: auto;
}

@media (max-width: 767px) {
  /* Sidebar collapses to a horizontal scroll strip */
  .nk-fl-layout { flex-direction: column; gap: 2rem; }
  .nk-fl-sidebar {
    position: static;
    width: 100%;
    flex: none;
  }
  .nk-fl-sidebar nav {
    display: flex;
    flex-direction: row;
    overflow-x: auto;
    gap: 0.4rem;
    padding-bottom: 0.5rem;
    scrollbar-width: none;
  }
  .nk-fl-sidebar nav::-webkit-scrollbar { display: none; }
  .nk-fl-sidebar__item {
    flex: 0 0 auto;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 0.5rem 0.6rem;
    min-width: 70px;
    max-width: 90px;
  }
  .nk-fl-sidebar__thumb { flex: none; width: 36px; }
  .nk-fl-sidebar__title { font-size: 0.72rem; -webkit-line-clamp: 3; }

  /* Detail page cover stacks */
  .nk-fd-layout { flex-direction: column; gap: 2rem; }
  .nk-fd-cover { width: 100%; max-width: 220px; flex: none; }
}

@media (max-width: 575px) {
  .nk-hero__title { font-size: 3rem; }
  .nk-page-hero { padding-top: 7rem; }
  .nk-section { padding: 3.5rem 0; }
  .nk-gate-form__fields { flex-direction: column; }
  .nk-gate-form__fields .nk-btn { width: 100%; justify-content: center; }

  /* List items stack on very small screens */
  .nk-fl-item { flex-direction: column; gap: 1rem; }
  .nk-fl-item__cover { width: 120px; }

  /* Detail gate form stacks */
  .nk-fd-gate__row { flex-direction: column; }
  .nk-fd-gate__row .nk-btn { width: 100%; justify-content: center; }
}

/* ── Subscribe modal ──────────────────────────────── */
.nk-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.72);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 900;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  padding: 1rem;
}
.nk-modal-overlay.open {
  opacity: 1;
  pointer-events: all;
}
.nk-modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem 2rem;
  max-width: 460px;
  width: 100%;
  position: relative;
  transform: translateY(12px);
  transition: transform 0.2s ease;
}
.nk-modal-overlay.open .nk-modal {
  transform: translateY(0);
}
.nk-modal__close {
  position: absolute;
  top: 1rem;
  right: 1.1rem;
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
  padding: 0;
  transition: color var(--transition);
}
.nk-modal__close:hover { color: var(--text); }
.nk-modal__label {
  font-size: 0.7rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 0.5rem;
}
.nk-modal__title {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text);
  margin: 0 0 0.75rem;
  line-height: 1.2;
}
.nk-modal__body {
  color: var(--text-muted);
  font-size: 0.9375rem;
  line-height: 1.6;
  margin: 0 0 1.5rem;
}
.nk-modal__form { display: flex; flex-direction: column; gap: 0.75rem; }