/* ===================================================================
   Demon Online GUIDE — restyle
   ธีมเดียวกับที่เสนอไว้ (สมุดบันทึกนักผจญภัย) แต่ปรับฟอนต์เป็นตัวที่
   รองรับภาษาไทยจริง เพราะเนื้อหาเว็บนี้เป็นไทยล้วน
   =================================================================== */

:root {
  --ink-900: #14181c;
  --ink-800: #1c2226;
  --ink-700: #262e33;
  --parchment: #ede7d9;
  --parchment-dim: #9aa3ad;
  --gold: #c9a24b;
  --gold-soft: #c9a24b33;
  --moss: #5b8c72;
  --rust: #b5654a;

  /* Spectral ไม่มีตัวอักษรไทย เลยเปลี่ยนมาใช้ฟอนต์ที่รองรับไทยโดยตรง */
  --font-display: "Noto Serif Thai", Georgia, serif;
  --font-body: "Noto Sans Thai", -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", "Courier New", monospace;

  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4rem;

  --radius: 6px;
  --max-width: 1100px;
}

*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; }
img { max-width: 100%; display: block; }
a { color: inherit; }

body {
  background: var(--ink-900);
  color: var(--parchment);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.35;
  margin: 0 0 var(--space-2);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-3);
}

/* ---------- Nav ---------- */
nav {
  border-bottom: 1px solid var(--ink-700);
  background: var(--ink-900);
  position: sticky;
  top: 0;
  z-index: 10;
}
.nav-con {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding: var(--space-2) 0;
}
.logo img { height: 42px; width: auto; }
.menu {
  list-style: none;
  display: flex;
  gap: var(--space-3);
  margin: 0;
  padding: 0;
  font-size: 0.9rem;
}
.menu a {
  text-decoration: none;
  color: var(--parchment-dim);
  transition: color 0.15s ease;
}
.menu a:hover { color: var(--gold); }

/* ---------- Hero banner ---------- */
.main {
  position: relative;
  max-height: 320px;
  overflow: hidden;
}
.main img {
  width: 100%;
  height: 320px;
  object-fit: cover;
}

.intro {
  text-align: center;
  padding: var(--space-3) 0 var(--space-4);
}
.intro h1 {
  font-size: clamp(1.7rem, 4vw, 2.4rem);
}
.ink-divider {
  width: 120px;
  height: 16px;
  margin: var(--space-2) auto;
  display: block;
}
.ink-divider path {
  fill: none;
  stroke: var(--gold);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: 140;
  stroke-dashoffset: 140;
  animation: draw-ink 1s ease-out forwards;
}
@keyframes draw-ink { to { stroke-dashoffset: 0; } }
@media (prefers-reduced-motion: reduce) {
  .ink-divider path { animation: none; stroke-dashoffset: 0; }
}

.content-title h3 {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--parchment-dim);
  max-width: 42rem;
  margin: 0 auto;
  font-size: 0.95rem;
}

/* ---------- Search ---------- */
.search-box {
  max-width: 28rem;
  margin: var(--space-3) auto 0;
}
.search-box input {
  width: 100%;
  padding: 0.8rem 1rem;
  background: var(--ink-800);
  border: 1px solid var(--ink-700);
  border-radius: var(--radius);
  color: var(--parchment);
  font-family: var(--font-body);
  font-size: 0.95rem;
}
.search-box input::placeholder { color: var(--parchment-dim); }
.search-box input:focus { border-color: var(--gold); }

/* ---------- Section heading พร้อมเลขบท ---------- */
.section-heading {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  margin: var(--space-5) 0 var(--space-3);
}
.section-heading .chapter-no {
  font-family: var(--font-mono);
  color: var(--gold);
  font-size: 0.85rem;
  white-space: nowrap;
}
.section-heading h2 { margin: 0; font-size: 1.35rem; }

/* ---------- Guide grid & card ---------- */
.content-con,
.content-con2,
.content-con3,
.content-con4,
.content-con5 {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-3);
  margin-bottom: var(--space-2);
}

.content-list {
  background: var(--ink-800);
  border: 1px solid var(--ink-700);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.content-list:hover {
  border-color: var(--gold);
  transform: translateY(-2px);
}
.content-list.is-hidden { display: none; }

.content-list img {
  aspect-ratio: 16 / 10;
  object-fit: cover;
  width: 100%;
  background: var(--ink-700); /* กันโล่งตอนรูปยังโหลดไม่เสร็จ/หาไม่เจอ */
}

.content-list h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin: 0;
  padding: var(--space-2) var(--space-2) 0;
  line-height: 1.4;
}

.card-meta {
  padding: 0.25rem var(--space-2) 0;
  font-size: 0.8rem;
  color: var(--moss);
}

.tag-row {
  padding: 0 var(--space-2);
  margin-top: 0.4rem;
}
.tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  background: var(--gold-soft);
  color: var(--gold);
}

.content-btn {
  margin: auto var(--space-2) var(--space-2);
  margin-top: var(--space-2);
  text-align: center;
  padding: 0.5rem;
  border: 1px solid var(--ink-700);
  border-radius: var(--radius);
  font-size: 0.8rem;
  color: var(--parchment-dim);
  text-decoration: none;
}
.content-list:hover .content-btn {
  border-color: var(--gold);
  color: var(--gold);
}

/* ---------- Empty state ---------- */
.empty-state {
  text-align: center;
  color: var(--parchment-dim);
  padding: var(--space-4);
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

/* ---------- Accessibility utility ---------- */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--ink-700);
  padding: var(--space-3) 0 var(--space-5);
  text-align: center;
  color: var(--parchment-dim);
  font-size: 0.85rem;
  margin-top: var(--space-4);
}

@media (max-width: 600px) {
  .menu { gap: var(--space-2); font-size: 0.8rem; }
  .main, .main img { height: 200px; }
}