/* =========================
   Base / Reset
   ========================= */

/* English comments as requested */
:root {
  --bg0: #07060b;
  --bg1: #0b0a12;
  --bg2: #111024;

  --ink: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.68);
  --faint: rgba(255, 255, 255, 0.48);

  --accent: #b98cff;
  --accent2: #6cf0ff;
  --gold: #f2d48a;

  --card: rgba(255, 255, 255, 0.06);
  --card2: rgba(255, 255, 255, 0.09);
  --stroke: rgba(255, 255, 255, 0.12);

  --shadow: 0 18px 60px rgba(0, 0, 0, 0.55);
  --radius: 22px;

  --font-body: "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  --font-display: "Cinzel", Georgia, "Times New Roman", serif;
}

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

html,
body {
  height: 100%;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-body);
  background: radial-gradient(1200px 700px at 20% 10%, rgba(185, 140, 255, 0.16), transparent 55%),
    radial-gradient(900px 600px at 85% 20%, rgba(108, 240, 255, 0.12), transparent 55%),
    radial-gradient(900px 700px at 55% 90%, rgba(242, 212, 138, 0.10), transparent 60%),
    linear-gradient(180deg, var(--bg0), var(--bg1) 35%, var(--bg2));
  overflow-x: hidden;
}

/* Subtle "noise" overlay using inline SVG */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.20;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.4'/%3E%3C/svg%3E");
}

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

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(1120px, calc(100% - 2rem));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--card2);
  border: 1px solid var(--stroke);
  padding: 0.75rem 1rem;
  border-radius: 999px;
  z-index: 10;
}
.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

/* =========================
   Header
   ========================= */

.site-header {
  padding: 2.25rem 0 1.25rem;
}

.header-inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.25rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 1.1rem;
}

.sigil {
  width: 56px;
  height: 56px;
  border-radius: 18px;
  background:
    radial-gradient(circle at 30% 25%, rgba(108, 240, 255, 0.7), transparent 55%),
    radial-gradient(circle at 75% 70%, rgba(185, 140, 255, 0.55), transparent 60%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.02));
  border: 1px solid var(--stroke);
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}
.sigil::after {
  content: "";
  position: absolute;
  inset: -40%;
  background: conic-gradient(from 90deg, transparent, rgba(255, 255, 255, 0.35), transparent);
  animation: spin 10s linear infinite;
  opacity: 0.45;
}

.kicker {
  margin: 0;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--faint);
  font-size: 0.75rem;
}

.title {
  margin: 0.2rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 2.8vw, 2.2rem);
  letter-spacing: 0.02em;
}

.subtitle {
  margin: 0.35rem 0 0;
  color: var(--muted);
  max-width: 52ch;
  line-height: 1.45;
}

.top-links {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.chip {
  padding: 0.65rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--stroke);
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(10px);
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.35);
}
.chip:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.10);
  border-color: rgba(255, 255, 255, 0.18);
}

.chip-ghost {
  background: rgba(255, 255, 255, 0.04);
}

/* =========================
   Tabs
   ========================= */

.tabs {
  margin: 1rem 0 3rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  align-items: start;
}

.tab-input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.tab-label {
  cursor: pointer;
  padding: 0.95rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--stroke);
  background: rgba(255, 255, 255, 0.05);
  text-align: center;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.78rem;
  color: var(--muted);
  user-select: none;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease, color 180ms ease;
  position: relative;
  overflow: hidden;
}

.tab-label::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(600px 220px at 50% 0%, rgba(185, 140, 255, 0.12), transparent 60%);
  opacity: 0;
  transition: opacity 200ms ease;
}

.tab-label:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.18);
  color: rgba(255, 255, 255, 0.86);
}
.tab-label:hover::before {
  opacity: 1;
}

/* Panels container spans full width */
.tab-panels {
  grid-column: 1 / -1;
  border: 1px solid var(--stroke);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03));
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  position: relative;
}

/* Decorative top glow */
.tab-panels::before {
  content: "";
  position: absolute;
  left: -10%;
  right: -10%;
  top: -60%;
  height: 260px;
  background: radial-gradient(closest-side, rgba(108, 240, 255, 0.18), transparent 65%);
  filter: blur(10px);
  pointer-events: none;
}

.tab-panel {
  display: none;
  padding: clamp(1.2rem, 2.8vw, 2rem);
}

#tab-author:checked ~ .tab-label[for="tab-author"],
#tab-books:checked ~ .tab-label[for="tab-books"],
#tab-contact:checked ~ .tab-label[for="tab-contact"] {
  color: rgba(255, 255, 255, 0.92);
  background: linear-gradient(135deg, rgba(185, 140, 255, 0.16), rgba(108, 240, 255, 0.10));
  border-color: rgba(255, 255, 255, 0.22);
}

#tab-author:checked ~ .tab-panels .tab-panel:nth-child(1),
#tab-books:checked ~ .tab-panels .tab-panel:nth-child(2),
#tab-contact:checked ~ .tab-panels .tab-panel:nth-child(3) {
  display: block;
  animation: fadeUp 420ms ease both;
}

/* =========================
   Components
   ========================= */

.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(1.1rem, 3vw, 2.2rem);
  align-items: start;
}

.hero-eyebrow {
  margin: 0 0 0.6rem;
  color: var(--faint);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.hero-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.5vw, 2.55rem);
  line-height: 1.12;
  letter-spacing: 0.02em;
}

.hero-title-accent {
  display: block;
  margin-top: 0.45rem;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: clamp(0.95rem, 1.45vw, 1.1rem);
  color: var(--muted);
}

.hero-text {
  margin: 1rem 0 0;
  color: rgba(255, 255, 255, 0.82);
  line-height: 1.65;
  max-width: 62ch;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.stat {
  padding: 0.85rem 0.9rem;
  border-radius: 18px;
  border: 1px solid var(--stroke);
  background: rgba(255, 255, 255, 0.05);
}

.stat-num {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: 0.04em;
}

.stat-label {
  margin: 0.25rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.quote {
  margin: 1.25rem 0 0;
  padding: 1rem 1rem;
  border-left: 3px solid rgba(185, 140, 255, 0.55);
  background: rgba(255, 255, 255, 0.04);
  border-radius: 16px;
}
.quote p {
  margin: 0;
  line-height: 1.65;
}
.quote footer {
  margin-top: 0.6rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.quote-small {
  margin-top: 0.8rem;
}

.grid-2 {
  margin-top: clamp(1.2rem, 3vw, 2.1rem);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.cards-3 {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.card {
  border: 1px solid var(--stroke);
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius);
  padding: 1.05rem 1.05rem;
  position: relative;
  overflow: hidden;
}

.card-glow::before {
  content: "";
  position: absolute;
  inset: -30%;
  background:
    radial-gradient(circle at 30% 30%, rgba(185, 140, 255, 0.18), transparent 52%),
    radial-gradient(circle at 70% 60%, rgba(108, 240, 255, 0.14), transparent 55%);
  filter: blur(8px);
  opacity: 0.9;
  pointer-events: none;
}

.card-title {
  margin: 0 0 0.55rem;
  font-family: var(--font-display);
  letter-spacing: 0.02em;
}

.muted {
  color: var(--muted);
  line-height: 1.65;
}

.list {
  margin: 0.2rem 0 0;
  padding-left: 1.2rem;
  color: rgba(255, 255, 255, 0.85);
}
.list li {
  margin: 0.45rem 0;
}

.mini-timeline {
  margin-top: 0.9rem;
  display: grid;
  gap: 0.75rem;
}
.tl-item {
  display: grid;
  grid-template-columns: 14px 1fr;
  gap: 0.65rem;
  align-items: start;
}
.tl-dot {
  width: 10px;
  height: 10px;
  margin-top: 0.35rem;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 30%, rgba(108, 240, 255, 0.85), rgba(185, 140, 255, 0.55));
  box-shadow: 0 0 0 6px rgba(185, 140, 255, 0.10);
}
.tl-title {
  margin: 0;
  color: rgba(255, 255, 255, 0.9);
}
.tl-sub {
  margin: 0.18rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

/* Portrait block */
.portrait-card {
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
  overflow: hidden;
  box-shadow: 0 22px 70px rgba(0, 0, 0, 0.45);
}

.portrait-frame {
  aspect-ratio: 4 / 5;
  background:
    radial-gradient(900px 500px at 30% 20%, rgba(185, 140, 255, 0.18), transparent 60%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02));
  position: relative;
  overflow: hidden;
}
.portrait-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(1.02) contrast(1.02);
  transform: scale(1.01);
}

.portrait-strip {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.portrait-strip img {
  aspect-ratio: 1 / 1;
  object-fit: cover;
  opacity: 0.92;
  filter: saturate(0.95) contrast(1.03);
}

.portrait-meta {
  padding: 0.9rem 1rem 1rem;
}
.portrait-name {
  margin: 0;
  font-family: var(--font-display);
  letter-spacing: 0.02em;
  font-size: 1.05rem;
}
.portrait-tag {
  margin: 0.28rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.ornament {
  position: relative;
  height: 88px;
  margin-top: 1rem;
  border-radius: var(--radius);
  border: 1px dashed rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.03);
  overflow: hidden;
}

.orb {
  position: absolute;
  width: 120px;
  height: 120px;
  border-radius: 999px;
  left: 10%;
  top: 50%;
  transform: translateY(-50%);
  background:
    radial-gradient(circle at 35% 30%, rgba(108, 240, 255, 0.55), transparent 55%),
    radial-gradient(circle at 70% 65%, rgba(185, 140, 255, 0.45), transparent 60%),
    radial-gradient(circle, rgba(255, 255, 255, 0.14), transparent 62%);
  filter: blur(0.2px);
  box-shadow: 0 0 0 12px rgba(108, 240, 255, 0.06);
}

.runes {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 40%, rgba(242, 212, 138, 0.16) 0 2px, transparent 3px),
    radial-gradient(circle at 55% 60%, rgba(185, 140, 255, 0.18) 0 2px, transparent 3px),
    radial-gradient(circle at 80% 35%, rgba(108, 240, 255, 0.14) 0 2px, transparent 3px);
  background-size: 140px 90px;
  opacity: 0.9;
}

/* =========================
   Books
   ========================= */

.section-head {
  margin-bottom: 1.1rem;
}
.section-title {
  margin: 0.2rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.6vw, 2.2rem);
}
.section-sub {
  margin: 0.55rem 0 0;
  color: var(--muted);
  max-width: 70ch;
  line-height: 1.65;
}

.book-layout {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 1rem;
  align-items: start;
}

.book-card {
  border: 1px solid var(--stroke);
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 20px 55px rgba(0, 0, 0, 0.42);
}

.book-cover {
  min-height: 280px;
  position: relative;
  padding: 1.2rem 1.2rem;
  background:
    radial-gradient(900px 450px at 30% 15%, rgba(185, 140, 255, 0.22), transparent 60%),
    radial-gradient(900px 520px at 85% 35%, rgba(108, 240, 255, 0.16), transparent 62%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.10), rgba(255, 255, 255, 0.02));
}

.cover-sheen {
  position: absolute;
  inset: -40%;
  background: conic-gradient(from 180deg, transparent, rgba(255, 255, 255, 0.22), transparent);
  opacity: 0.6;
  transform: rotate(20deg);
  animation: float 7s ease-in-out infinite;
}

.cover-title {
  position: relative;
  z-index: 1;
  padding-top: 1.2rem;
}
.cover-kicker {
  margin: 0;
  color: var(--faint);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.75rem;
}
.cover-name {
  margin: 0.55rem 0 0.25rem;
  font-family: var(--font-display);
  font-size: 2.1rem;
  letter-spacing: 0.03em;
}
.cover-tag {
  margin: 0.2rem 0 0;
  color: var(--muted);
}

.book-meta {
  padding: 1rem 1.1rem 1.15rem;
  display: grid;
  gap: 0.75rem;
}

.meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
}

.pill {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.6rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.04);
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.85rem;
}

.meta-val {
  color: var(--muted);
  font-size: 0.95rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.9rem 1rem;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: linear-gradient(135deg, rgba(185, 140, 255, 0.18), rgba(108, 240, 255, 0.12));
  color: rgba(255, 255, 255, 0.92);
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.35);
}
.btn:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.24);
  background: linear-gradient(135deg, rgba(185, 140, 255, 0.24), rgba(108, 240, 255, 0.16));
}
.btn:active {
  transform: translateY(0px);
}
.btn-arrow {
  font-size: 1.15rem;
  transform: translateY(-0.5px);
}

.book-details {
  display: grid;
  gap: 1rem;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.35rem;
}
.tag {
  padding: 0.45rem 0.65rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.04);
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.9rem;
}

.section-mini {
  margin: 1.6rem 0 0;
  font-family: var(--font-display);
}

.ghost-card {
  background: rgba(255, 255, 255, 0.035);
  border-style: dashed;
}

/* =========================
   Contact
   ========================= */

.contact-layout {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 1rem;
  align-items: start;
  margin-top: 1rem;
}

.contact-grid {
  display: grid;
  gap: 0.75rem;
  margin-top: 0.65rem;
}

.contact-item {
  display: grid;
  grid-template-columns: 40px 1fr 22px;
  align-items: center;
  gap: 0.8rem;
  padding: 0.85rem 0.85rem;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}
.contact-item:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.07);
}

.contact-icon {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at 30% 25%, rgba(242, 212, 138, 0.22), transparent 55%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.10), rgba(255, 255, 255, 0.02));
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.contact-item strong {
  display: block;
}
.contact-item .muted {
  display: block;
  margin-top: 0.18rem;
  font-size: 0.92rem;
}

.contact-arrow {
  color: var(--muted);
  font-size: 1.1rem;
  text-align: right;
}

/* Form */
.form {
  display: grid;
  gap: 0.75rem;
  margin-top: 0.35rem;
}
.field {
  display: grid;
  gap: 0.35rem;
}
.field span {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.92rem;
}
input,
textarea {
  width: 100%;
  padding: 0.85rem 0.85rem;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(0, 0, 0, 0.22);
  color: var(--ink);
  outline: none;
  transition: border-color 180ms ease, background 180ms ease;
}
input:focus,
textarea:focus {
  border-color: rgba(108, 240, 255, 0.35);
  background: rgba(0, 0, 0, 0.28);
}
textarea {
  resize: vertical;
}

.fineprint {
  font-size: 0.9rem;
}

/* =========================
   Footer
   ========================= */

.site-footer {
  padding: 1.6rem 0 2.2rem;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  border-top: 1px solid rgba(255, 255, 255, 0.10);
  padding-top: 1rem;
}

/* =========================
   Animations / Reduced motion
   ========================= */

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0px);
  }
}

@keyframes float {
  0%,
  100% {
    transform: rotate(20deg) translateY(0px);
  }
  50% {
    transform: rotate(20deg) translateY(10px);
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* =========================
   Responsive
   ========================= */

@media (max-width: 980px) {
  .header-inner {
    flex-direction: column;
    align-items: stretch;
  }
  .top-links {
    justify-content: flex-start;
  }
  .hero,
  .book-layout,
  .contact-layout {
    grid-template-columns: 1fr;
  }
  .cards-3 {
    grid-template-columns: 1fr;
  }
  .tabs {
    grid-template-columns: 1fr;
  }
}