:root {
  --bg:         #f4f2ec;
  --surface:    #ffffff;
  --card:       #cccbc7;
  --card-2:     #d4d3cf;
  --card-hover: #bebdb9;
  --ink:        #111111;
  --ink-dim:    #5b5955;
  --line:       #111111;
  --accent:     #cc0000;
  --radius-lg:  18px;
  --radius:     14px;
  --radius-sm:  10px;
  --border:     2.5px solid var(--line);
  --gap:        20px;
  --measure:    68ch;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Fraunces", Georgia, serif;
  font-variation-settings: "SOFT" 100, "opsz" 30, "wght" 400;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: var(--ink); text-decoration: none; text-decoration-skip-ink: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 2px; }

/* ==================================================
   PAGE FRAME
   ================================================== */
.page {
  max-width: 1280px;
  margin: 0 auto;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: var(--gap);
}

/* ==================================================
   HEADER
   ================================================== */
.site-header {
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 18px 32px;
  display: flex;
  align-items: center;
  gap: 24px;
  min-height: 96px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  color: var(--ink);
}
.brand:hover { text-decoration: none; }
.brand .avatar {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: #ffffff;
  display: grid;
  place-items: center;
  border: 2px solid var(--ink);
  overflow: hidden;
  flex-shrink: 0;
}
.brand .avatar img { width: 100%; height: 100%; display: block; object-fit: cover; }
.brand .wordmark {
  font-family: "Fraunces", serif;
  font-variation-settings: "SOFT" 100, "opsz" 144, "wght" 900;
  font-size: clamp(1.6rem, 2.6vw, 2rem);
  line-height: 1;
  letter-spacing: -0.01em;
}
.site-nav {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 20px;
  font-family: "Fraunces", serif;
  font-variation-settings: "SOFT" 100, "opsz" 96, "wght" 800;
  font-size: 1.25rem;
}
.site-nav a { color: var(--ink); }
.site-nav a[aria-current="page"] { text-decoration: underline; text-underline-offset: 6px; text-decoration-thickness: 3px; text-decoration-skip-ink: none; }
.site-nav .sep { color: var(--ink); opacity: .5; font-weight: 300; }

/* ==================================================
   BODY LAYOUT: sidebar + main
   ================================================== */
.layout {
  display: grid;
  grid-template-columns: 232px minmax(0, 1fr);
  gap: var(--gap);
  align-items: start;
}

/* ==================================================
   SIDEBAR CARDS
   ================================================== */
.sidebar { display: flex; flex-direction: column; gap: var(--gap); }
.side-card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 22px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 6px;
  color: var(--ink);
  transition: background .2s ease;
}
a.side-card:hover { background: var(--card-hover); text-decoration: none; }
.side-card__icon { font-size: 1.8rem; line-height: 1; margin-bottom: 4px; }
.side-card__label {
  font-family: "Fraunces", serif;
  font-variation-settings: "SOFT" 100, "opsz" 96, "wght" 800;
  font-size: 1.05rem;
  line-height: 1.2;
  max-width: 12ch;
}
.side-card__title {
  font-family: "Fraunces", serif;
  font-variation-settings: "SOFT" 100, "opsz" 30, "wght" 500;
  font-style: italic;
  font-size: .95rem;
  margin-top: 6px;
}
.side-card__sep { color: var(--ink-dim); font-size: .9rem; line-height: 1; }
.side-card__author {
  font-family: "Fraunces", serif;
  font-variation-settings: "SOFT" 100, "opsz" 30, "wght" 500;
  font-style: italic;
  font-size: .9rem;
  color: var(--ink-dim);
}
.side-card__hint { font-size: .78rem; color: var(--ink-dim); margin-top: 6px; font-style: italic; }

.side-card--yt .yt-icon {
  width: 46px;
  height: 34px;
  background: var(--accent);
  border-radius: 8px;
  display: grid;
  place-items: center;
  color: #fff;
}
.side-card--yt .yt-icon svg { width: 22px; height: 22px; }
.side-card--yt .side-card__label {
  font-variation-settings: "SOFT" 100, "opsz" 30, "wght" 700;
  font-size: .95rem;
  max-width: none;
  margin-top: 8px;
}

/* ==================================================
   MAIN CONTENT CARD
   ================================================== */
.main-card {
  background: var(--surface);
  border: var(--border);
  border-radius: var(--radius);
  padding: 32px 40px;
  min-height: 400px;
}

.post-title {
  font-family: "Fraunces", serif;
  font-variation-settings: "SOFT" 100, "opsz" 144, "wght" 900;
  font-size: clamp(1.6rem, 3.2vw, 2.4rem);
  line-height: 1.1;
  margin: 0 0 6px;
  letter-spacing: -0.01em;
}
.post-date {
  font-family: "Fraunces", serif;
  font-variation-settings: "SOFT" 100, "opsz" 30, "wght" 700;
  font-size: 1rem;
  margin: 0 0 28px;
}

/* Video */
.video {
  width: 100%;
  max-width: 640px;
  margin: 0 auto 24px;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-sm);
  border: 2px solid var(--ink);
  overflow: hidden;
}
.video iframe { width: 100%; height: 100%; border: 0; display: block; }

/* Placeholder state (before playlist ID is set) */
.video--placeholder {
  background: #1a1a1a;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: .75rem;
  color: #d0d0d0;
  text-align: center;
  position: relative;
}
.video--placeholder::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, rgba(204,0,0,.15), transparent 50%);
}
.video__play {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: var(--accent);
  display: grid;
  place-items: center;
  color: #fff;
  position: relative;
  z-index: 1;
}
.video__play svg { width: 28px; height: 28px; margin-left: 3px; }
.video__caption {
  font-family: "Fraunces", serif;
  font-variation-settings: "SOFT" 100, "opsz" 30, "wght" 600;
  font-size: .85rem;
  letter-spacing: .12em;
  color: #b0b0b0;
  position: relative;
  z-index: 1;
}

/* Board */
.board-link {
  display: block;
  width: 100%;
  max-width: 640px;
  margin: 0 auto 28px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--ink);
  overflow: hidden;
  background: #eee;
  cursor: zoom-in;
  position: relative;
  transition: transform .2s ease;
}
.board-link:hover { transform: translateY(-2px); text-decoration: none; }
.board-link img { display: block; width: 100%; height: auto; }
.board-link::after {
  content: "⌕ tam boyut";
  position: absolute;
  right: 10px;
  bottom: 10px;
  background: rgba(255,255,255,0.92);
  color: var(--ink);
  padding: .3rem .6rem;
  border-radius: 6px;
  font-family: "Fraunces", serif;
  font-variation-settings: "SOFT" 100, "opsz" 30, "wght" 700;
  font-size: .78rem;
  border: 1.5px solid var(--ink);
  opacity: 0;
  transition: opacity .2s ease;
}
.board-link:hover::after { opacity: 1; }

/* Deferred board button — replaced with .board-link + img on click */
.board {
  width: 100%;
  max-width: 640px;
  margin: 0 auto 28px;
}
.board__load {
  display: block;
  padding: 18px 24px;
  border: 2px solid var(--ink);
  border-radius: var(--radius-sm);
  background: var(--card);
  text-align: center;
  font-family: "Fraunces", serif;
  font-variation-settings: "SOFT" 100, "opsz" 30, "wght" 800;
  font-size: 1rem;
  color: var(--ink);
  cursor: pointer;
  transition: background .2s ease;
}
.board__load:hover { background: var(--card-hover); text-decoration: none; }

/* Stage — one video + board pair per YouTube video in the playlist */
.stage {
  margin: 3rem auto 0;
  max-width: var(--measure);
}
.stage + .stage { margin-top: 3.5rem; }
.stage__label {
  font-family: "Fraunces", serif;
  font-variation-settings: "SOFT" 100, "opsz" 96, "wght" 900;
  font-size: 1.4rem;
  text-align: center;
  margin: 0 0 1.2rem;
  letter-spacing: -.01em;
}

/* Prose */
.prose { max-width: var(--measure); margin: 0 auto; }
.prose > p:first-of-type::first-letter {
  font-family: "Fraunces", serif;
  font-variation-settings: "SOFT" 100, "opsz" 144, "wght" 900;
  float: left;
  font-size: 3.6em;
  line-height: 0.85;
  padding: .05em .12em 0 0;
}
.prose p { margin: 0 0 1.1em; }
.prose h2 {
  font-family: "Fraunces", serif;
  font-variation-settings: "SOFT" 100, "opsz" 96, "wght" 900;
  font-size: 1.4rem;
  margin: 2em 0 .5em;
}
.divider-dots {
  text-align: center;
  color: var(--ink-dim);
  letter-spacing: 1em;
  margin: 2em 0;
  user-select: none;
}

/* Lists inside prose */
.prose ul {
  list-style: none;
  margin: 0 0 1.1em;
  padding: 0;
}
.prose li {
  position: relative;
  padding-left: 1.5em;
  margin: 0 0 .55em;
}
.prose li::before {
  content: "•";
  position: absolute;
  left: .3em;
  color: var(--accent);
  font-weight: 700;
}
.prose ul ul {
  margin: .5em 0 .2em;
}
.prose ul ul li::before {
  content: "–";
  left: .25em;
  color: var(--ink-dim);
}
.prose li .list-lead {
  display: block;
  margin: .45em 0 .35em;
  color: var(--ink-dim);
}

/* Spoiler */
details.spoiler {
  background: #fdf6f5;
  border: 2px solid var(--accent);
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
  margin: 2rem 0 1rem;
  max-width: var(--measure);
}
details.spoiler > summary {
  cursor: pointer;
  list-style: none;
  color: var(--accent);
  font-family: "Fraunces", serif;
  font-variation-settings: "SOFT" 100, "opsz" 30, "wght" 800;
  font-size: .95rem;
  display: flex;
  align-items: center;
  gap: .6rem;
}
details.spoiler > summary::-webkit-details-marker { display: none; }
details.spoiler > summary::before {
  content: "▸";
  transition: transform .2s ease;
  display: inline-block;
}
details.spoiler[open] > summary::before { transform: rotate(90deg); }
details.spoiler[open] > summary {
  margin-bottom: .75rem;
  padding-bottom: .75rem;
  border-bottom: 1px dashed var(--accent);
}
details.spoiler .spoiler-body p:last-child { margin-bottom: 0; }

/* Books list (on /kitaplar/) */
.books-heading {
  font-family: "Fraunces", serif;
  font-variation-settings: "SOFT" 100, "opsz" 144, "wght" 900;
  font-size: 1.8rem;
  margin: 0 0 20px;
}
.books-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.books-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-left: 12px;
  position: relative;
}
.books-list li::before {
  content: "•";
  color: var(--ink);
  font-size: 1.6rem;
  line-height: 1;
  position: absolute;
  left: -6px;
  top: 2px;
}
.books-list a {
  font-family: "Fraunces", serif;
  font-variation-settings: "SOFT" 100, "opsz" 30, "wght" 600;
  font-size: 1.05rem;
}
.books-list a:hover { color: var(--accent); text-decoration-color: var(--accent); }
.books-list .book-sep { color: var(--ink-dim); }
.books-list .book-author { font-style: italic; color: var(--ink-dim); }

/* ==================================================
   RESPONSIVE
   ================================================== */
@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
  .sidebar { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
  .side-card { padding: 16px 12px; }
  .site-nav { font-size: 1rem; gap: 12px; }
  .brand .avatar { width: 54px; height: 54px; }
  .brand .wordmark { font-size: 1.4rem; }
  .main-card { padding: 22px 20px; }
}
@media (max-width: 520px) {
  .sidebar { grid-template-columns: 1fr; }
  .site-header { padding: 14px 18px; min-height: 0; }
  .video, .board-link { max-width: 100%; }
  .prose > p:first-of-type::first-letter { font-size: 3em; }
}