/* ============================================
   NOOTROPIKLER.COM — Anatomical Neo-Brutalist
   ============================================ */

:root {
  --black: #0D0D0D;
  --white: #F8F4ED;
  --red: #E8002D;
  --blue: #0047FF;
  --yellow: #FFD100;
  --purple: #7B2FBE;
  --cyan: #00C8D7;
  --green: #00A86B;
  --border: 3px solid #0D0D0D;
  --shadow: 5px 5px 0px #0D0D0D;
  --shadow-lg: 8px 8px 0px #0D0D0D;
  --radius: 0px;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--white);
  color: var(--black);
  font-family: 'Space Grotesk', -apple-system, sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

.site-shell {
  position: relative;
  background:
    linear-gradient(90deg, rgba(232,0,45,0.045) 1px, transparent 1px),
    linear-gradient(rgba(13,13,13,0.04) 1px, transparent 1px),
    var(--white);
  background-size: 96px 96px, 24px 24px, auto;
}

.site-anatomy-field {
  position: fixed;
  inset: 64px 0 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  color: var(--black);
  opacity: .06;
}

.site-anatomy-field svg {
  display: block;
  width: 100%;
  height: 100%;
}

.site-anatomy-field .field-grid {
  fill: none;
  stroke: currentColor;
  stroke-width: 1;
}

.site-anatomy-field .field-brain,
.site-anatomy-field .field-spine,
.site-anatomy-field .field-neuron {
  fill: none;
  stroke: currentColor;
  stroke-width: 8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.site-anatomy-field .field-brain path:nth-child(n+2),
.site-anatomy-field .field-spine path:nth-child(n+3),
.site-anatomy-field .field-neuron path {
  stroke-width: 4;
}

.site-anatomy-field .field-neuron circle {
  fill: currentColor;
  stroke: none;
}

.site-anatomy-field * {
  vector-effect: non-scaling-stroke;
}

.site-header,
.ticker-wrap,
main,
.site-footer {
  position: relative;
  z-index: 1;
}

@media (prefers-reduced-motion: no-preference) {
  .site-anatomy-field .field-brain,
  .site-anatomy-field .field-spine,
  .site-anatomy-field .field-neuron path {
    stroke-dasharray: 900;
    stroke-dashoffset: 900;
    animation: anatomyTrace 3.6s cubic-bezier(.18,.82,.2,1) .15s forwards;
  }

  .site-anatomy-field .field-neuron circle {
    transform-origin: center;
    animation: synapsePulse 3.4s ease-in-out infinite;
  }

  .site-anatomy-field .field-neuron circle:nth-of-type(2n) {
    animation-delay: .45s;
  }

  .site-anatomy-field .field-neuron circle:nth-of-type(3n) {
    animation-delay: .9s;
  }
}

@keyframes anatomyTrace {
  to { stroke-dashoffset: 0; }
}

@keyframes synapsePulse {
  0%, 100% { opacity: .34; transform: scale(1); }
  45% { opacity: .92; transform: scale(1.32); }
}

/* ── TYPOGRAPHY ── */
h1, h2, h3, h4, h5 {
  font-family: 'Playfair Display', Georgia, serif;
  line-height: 1.1;
  font-weight: 900;
}

.mono {
  font-family: 'Space Mono', 'Courier New', monospace;
}

/* ── GRID BACKGROUND ── */
.grid-bg {
  background-image:
    linear-gradient(rgba(13,13,13,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(13,13,13,0.06) 1px, transparent 1px);
  background-size: 40px 40px;
}

/* ── NEO-BRUTALIST COMPONENTS ── */
.nb-card {
  border: var(--border);
  box-shadow: var(--shadow);
  background: var(--white);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  contain: paint;
}

.nb-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-lg);
}

.nb-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: var(--border);
  box-shadow: var(--shadow);
  padding: 12px 24px;
  font-family: 'Space Mono', monospace;
  font-weight: 700;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: transform 0.1s ease, box-shadow 0.1s ease;
  text-decoration: none;
  color: var(--black);
  background: var(--yellow);
  position: relative;
  isolation: isolate;
  overflow: hidden;
}

.nb-btn::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.45), transparent);
  transform: translateX(-120%) skewX(-20deg);
}

.nb-btn:hover {
  transform: translate(-2px, -2px);
  box-shadow: 7px 7px 0px var(--black);
}

@media (prefers-reduced-motion: no-preference) {
  .nb-btn:hover::after {
    animation: buttonScan .55s ease-out;
  }
}

.nb-btn:active {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0px var(--black);
}

.nb-btn-red { background: var(--red); color: white; }
.nb-btn-blue { background: var(--blue); color: white; }
.nb-btn-black { background: var(--black); color: var(--white); }
.nb-btn-white { background: var(--white); color: var(--black); }

.nb-tag {
  display: inline-block;
  border: 2px solid var(--black);
  padding: 2px 10px;
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ── HEADER / NAV ── */
.site-header {
  border-bottom: var(--border);
  background: var(--white);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 5px 0 rgba(13,13,13,.08);
}

.nav-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo {
  font-family: 'Space Mono', monospace;
  font-weight: 700;
  font-size: 1.1rem;
  text-decoration: none;
  color: var(--black);
  display: flex;
  align-items: center;
  gap: 10px;
  text-transform: uppercase;
}

.logo svg {
  box-shadow: 4px 4px 0 var(--yellow);
}

.logo-badge {
  background: var(--red);
  color: white;
  padding: 2px 8px;
  font-size: 0.65rem;
  border: 2px solid var(--black);
  letter-spacing: 0.1em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0;
  list-style: none;
}

.nav-links a {
  display: block;
  padding: 8px 16px;
  font-family: 'Space Mono', monospace;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-decoration: none;
  color: var(--black);
  border-right: 2px solid var(--black);
  transition: background 0.1s;
}

.nav-links a:first-child { border-left: 2px solid var(--black); }
.nav-links a:hover { background: var(--yellow); }

.nav-search {
  display: flex;
  border: var(--border);
}

.nav-search input {
  border: none;
  background: transparent;
  padding: 8px 14px;
  font-family: 'Space Mono', monospace;
  font-size: 0.8rem;
  outline: none;
  width: 180px;
}

.nav-search button {
  border: none;
  border-left: var(--border);
  background: var(--black);
  color: var(--yellow);
  padding: 8px 14px;
  cursor: pointer;
  font-size: 1rem;
}

/* ── MOBILE NAV ── */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  border: var(--border);
  padding: 8px 10px;
  background: none;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--black);
  transition: all 0.2s;
}

/* ── HERO SECTION ── */
.hero {
  border-bottom: var(--border);
  overflow: hidden;
  position: relative;
  background:
    linear-gradient(105deg, rgba(248,244,237,.96) 0 51%, rgba(255,209,0,.85) 51.2% 72%, rgba(0,71,255,.88) 72.2%),
    var(--white);
  isolation: isolate;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    repeating-linear-gradient(0deg, transparent 0 30px, rgba(13,13,13,.07) 30px 31px),
    repeating-linear-gradient(90deg, transparent 0 30px, rgba(13,13,13,.06) 30px 31px);
}

.hero-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 600px;
  align-items: center;
}

.hero-content {
  padding: 80px 60px 80px 0;
  border-right: var(--border);
  background: rgba(248,244,237,.76);
}

.hero-eyebrow {
  font-family: 'Space Mono', monospace;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--red);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.hero-eyebrow::before {
  content: '';
  display: block;
  width: 40px;
  height: 2px;
  background: var(--red);
}

.hero h1 {
  font-size: clamp(3rem, 6vw, 5.5rem);
  color: var(--black);
  margin-bottom: 24px;
  line-height: 1.0;
  text-transform: uppercase;
  text-shadow: 5px 5px 0 rgba(232,0,45,.18);
}

.hero h1 em {
  font-style: italic;
  color: var(--blue);
}

.hero-desc {
  font-size: 1.125rem;
  color: #444;
  max-width: 480px;
  margin-bottom: 36px;
  line-height: 1.7;
}

.hero-stats {
  display: flex;
  gap: 32px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: var(--border);
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-num {
  font-family: 'Space Mono', monospace;
  font-size: 2rem;
  font-weight: 700;
  color: var(--black);
  line-height: 1;
}

.stat-label {
  font-size: 0.75rem;
  color: #666;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 4px;
}

/* Brain SVG Illustration Container */
.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px 40px;
  position: relative;
  overflow: hidden;
}

.hero-visual::before {
  content: 'ANATOMY OF FOCUS';
  position: absolute;
  right: 18px;
  top: 18px;
  writing-mode: vertical-rl;
  color: rgba(13,13,13,.34);
  font-family: 'Space Mono', monospace;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .16em;
}

.hero-visual svg {
  filter: drop-shadow(10px 10px 0 rgba(13,13,13,.18));
}

@media (prefers-reduced-motion: no-preference) {
  .hero-visual svg,
  .anatomy-visual svg,
  .featured-visual svg,
  .about-specimen-card svg {
    animation: specimenHover 6s ease-in-out infinite;
  }
}

.brain-annotation {
  position: absolute;
  font-family: 'Space Mono', monospace;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--black);
  display: flex;
  align-items: center;
  gap: 6px;
}

.annotation-line {
  display: block;
  height: 1px;
  background: var(--black);
}

/* ── SECTION BASE ── */
.section {
  padding: 80px 24px;
  max-width: 1400px;
  margin: 0 auto;
}

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 48px;
  padding-bottom: 24px;
  border-bottom: var(--border);
}

.section-title {
  font-size: clamp(2rem, 4vw, 3.5rem);
  color: var(--black);
}

.section-title span {
  display: block;
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--red);
  margin-bottom: 8px;
}

/* ── NOOTROPIC GRID CARDS ── */
.nootropic-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 0;
  content-visibility: auto;
  contain-intrinsic-size: 900px;
}

.nootropic-card {
  border: var(--border);
  margin: -1px -1px 0 0;
  padding: 28px;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  text-decoration: none;
  color: var(--black);
  display: block;
  transition: background 0.1s;
  min-height: 300px;
  background:
    linear-gradient(135deg, rgba(13,13,13,.045) 0 1px, transparent 1px 18px),
    var(--white);
  contain: layout paint;
}

.nootropic-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
}

.nootropic-card::after {
  content: '';
  position: absolute;
  right: 20px;
  bottom: 18px;
  width: 72px;
  height: 72px;
  border: 3px solid currentColor;
  opacity: .06;
  transform: rotate(-8deg);
}

.nootropic-card:hover {
  background: var(--black);
  color: var(--white);
}

.nootropic-card:hover .card-category,
.nootropic-card:hover .card-meta {
  color: rgba(255,255,255,0.6);
}

.card-category {
  font-family: 'Space Mono', monospace;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: #666;
  margin-bottom: 0;
}

.card-topline {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 18px;
  margin-bottom: 14px;
  min-height: 52px;
}

.card-mark {
  width: 58px;
  height: 58px;
  flex: 0 0 auto;
  color: var(--black);
  fill: none;
  stroke: currentColor;
  stroke-width: 5;
  stroke-linecap: round;
  stroke-linejoin: round;
  background: var(--yellow);
  border: 3px solid var(--black);
  box-shadow: 4px 4px 0 var(--black);
  padding: 7px;
}

.card-mark path {
  stroke-dasharray: 260;
  stroke-dashoffset: 0;
}

.card-mark circle {
  fill: currentColor;
  stroke: none;
}

.cat-kognitif .card-mark { background: rgba(0,71,255,.14); color: var(--blue); }
.cat-enerji .card-mark { background: rgba(232,0,45,.14); color: var(--red); }
.cat-uyu .card-mark { background: rgba(123,47,190,.16); color: var(--purple); }
.cat-ruh .card-mark { background: rgba(0,168,107,.15); color: var(--green); }
.cat-noro .card-mark { background: rgba(0,200,215,.16); color: var(--cyan); }

.nootropic-card:hover .card-mark {
  background: var(--yellow);
  color: var(--black);
  transform: translate(-2px, -2px);
}

@media (prefers-reduced-motion: no-preference) {
  .nootropic-card:hover .card-mark path {
    animation: iconTrace .9s ease-out;
  }
}

.card-name {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.2;
}

.card-desc {
  font-size: 0.875rem;
  line-height: 1.6;
  color: #555;
  margin-bottom: 20px;
}

.nootropic-card:hover .card-desc { color: rgba(255,255,255,0.7); }

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}

.card-tag {
  font-family: 'Space Mono', monospace;
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 3px 8px;
  border: 1px solid currentColor;
}

.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  color: #666;
  padding-top: 16px;
  border-top: 1px solid currentColor;
}

.effectiveness-bar {
  display: flex;
  gap: 3px;
  align-items: center;
}

.eff-dot {
  width: 8px;
  height: 8px;
  border: 1px solid currentColor;
  border-radius: 50%;
}

.eff-dot.filled { background: currentColor; }

/* Category color accents */
.cat-kognitif::before { background: var(--blue); }
.cat-enerji::before { background: var(--red); }
.cat-uyu::before { background: var(--purple); }
.cat-ruh::before { background: var(--green); }
.cat-noro::before { background: var(--cyan); }

/* ── FEATURED ARTICLE ── */
.featured-article {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: var(--border);
  box-shadow: var(--shadow-lg);
  margin-bottom: 40px;
}

.featured-label {
  background: var(--red);
  color: white;
  font-family: 'Space Mono', monospace;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  padding: 6px 14px;
  display: inline-block;
  margin-bottom: 16px;
}

.featured-visual {
  background: var(--black);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 320px;
  border-right: var(--border);
  position: relative;
  overflow: hidden;
}

.featured-content {
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.featured-title {
  font-size: clamp(1.5rem, 2.5vw, 2.5rem);
  line-height: 1.1;
  margin-bottom: 16px;
}

.featured-excerpt {
  color: #555;
  line-height: 1.7;
  margin-bottom: 24px;
}

/* ── BLOG GRID ── */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
  content-visibility: auto;
  contain-intrinsic-size: 620px;
}

.blog-card {
  border: var(--border);
  box-shadow: var(--shadow);
  overflow: hidden;
  background: var(--white);
  position: relative;
  transition: transform .14s ease, box-shadow .14s ease;
  contain: layout paint;
}

.blog-card:hover {
  transform: translate(-3px, -3px);
  box-shadow: var(--shadow-lg);
}

.blog-card-img {
  background: var(--black);
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: var(--border);
  position: relative;
  overflow: hidden;
}

.blog-card-img::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(0deg, transparent 0 18px, rgba(255,255,255,.08) 18px 19px),
    repeating-linear-gradient(90deg, transparent 0 18px, rgba(255,255,255,.06) 18px 19px);
}

.blog-card-img svg {
  position: relative;
  z-index: 1;
  filter: drop-shadow(5px 5px 0 rgba(0,0,0,.45));
  transform: scale(1.12);
}

.blog-card-body {
  padding: 24px;
}

.blog-card-title {
  font-size: 1.25rem;
  margin-bottom: 10px;
  line-height: 1.25;
}

.blog-card-title a {
  color: inherit;
  text-decoration-thickness: 2px;
  text-decoration-color: rgba(232,0,45,.45);
  text-underline-offset: 4px;
}

.blog-card-excerpt {
  font-size: 0.875rem;
  color: #555;
  line-height: 1.6;
  margin-bottom: 16px;
}

.blog-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid rgba(13,13,13,0.15);
  font-family: 'Space Mono', monospace;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #888;
}

/* ── ANATOMY SECTION ── */
.anatomy-section {
  background: var(--black);
  color: var(--white);
  border-top: var(--border);
  border-bottom: var(--border);
  padding: 80px 24px;
}

.anatomy-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.anatomy-title {
  color: var(--yellow);
}

.anatomy-text {
  color: rgba(255,255,255,0.75);
  line-height: 1.8;
  margin-bottom: 24px;
}

.mechanism-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 32px;
}

.mechanism-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 16px;
  border: 1px solid rgba(255,255,255,0.15);
}

.mechanism-icon {
  width: 40px;
  height: 40px;
  border: 1px solid var(--yellow);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-family: 'Space Mono', monospace;
  font-size: 0.75rem;
  color: var(--yellow);
}

.mechanism-title {
  font-family: 'Space Mono', monospace;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--yellow);
  margin-bottom: 4px;
}

.mechanism-desc {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.6;
}

/* ── FAQ / SCHEMA ── */
.faq-section {
  max-width: 860px;
  margin: 0 auto;
  padding: 80px 24px;
}

.faq-item {
  border: var(--border);
  margin-bottom: -1px;
  background: var(--white);
  box-shadow: 0 0 0 transparent;
  transition: transform .14s ease, box-shadow .14s ease;
}

.faq-item:hover {
  transform: translateX(3px);
  box-shadow: -5px 0 0 var(--red);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.1rem;
  font-weight: 700;
  text-align: left;
  color: var(--black);
  transition: background 0.1s;
}

.faq-question:hover { background: var(--yellow); }

.faq-question .icon {
  font-size: 1.5rem;
  font-family: 'Space Mono', monospace;
  font-weight: 400;
  flex-shrink: 0;
  margin-left: 16px;
  transition: transform 0.2s;
}

.faq-answer {
  display: none;
  padding: 0 24px 20px;
  font-size: 0.95rem;
  line-height: 1.8;
  color: #444;
  border-top: 1px solid rgba(13,13,13,0.15);
}

.faq-item.open .faq-answer { display: block; }
.faq-item.open .faq-question { background: var(--yellow); }
.faq-item.open .icon { transform: rotate(45deg); }

.article-body form {
  position: relative;
  border: var(--border);
  box-shadow: var(--shadow);
  background:
    repeating-linear-gradient(0deg, transparent 0 23px, rgba(13,13,13,.05) 23px 24px),
    repeating-linear-gradient(90deg, transparent 0 23px, rgba(13,13,13,.04) 23px 24px),
    var(--white);
  padding: 24px;
  margin: 28px 0;
}

.article-body form::before {
  content: 'SECURE MESSAGE PANEL';
  display: block;
  margin-bottom: 20px;
  color: var(--red);
  font-family: 'Space Mono', monospace;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .12em;
}

.article-body input,
.article-body textarea,
.cta-form input,
.nav-search input {
  caret-color: var(--red);
}

.article-body input:focus,
.article-body textarea:focus {
  outline: 3px solid var(--blue) !important;
  outline-offset: 2px !important;
  box-shadow: 6px 6px 0 var(--red) !important;
}

/* ── NEWSLETTER / CTA ── */
.cta-section {
  background: var(--blue);
  border-top: var(--border);
  border-bottom: var(--border);
  padding: 80px 24px;
  text-align: center;
}

.cta-inner {
  max-width: 600px;
  margin: 0 auto;
}

.cta-title {
  font-size: clamp(2rem, 4vw, 3rem);
  color: white;
  margin-bottom: 16px;
}

.cta-desc {
  color: rgba(255,255,255,0.8);
  margin-bottom: 32px;
  font-size: 1.05rem;
}

.cta-form {
  display: flex;
  border: 2px solid white;
  max-width: 480px;
  margin: 0 auto;
}

.cta-form input {
  flex: 1;
  border: none;
  background: rgba(255,255,255,0.1);
  color: white;
  padding: 14px 18px;
  font-family: 'Space Mono', monospace;
  font-size: 0.85rem;
  outline: none;
}

.cta-form input::placeholder { color: rgba(255,255,255,0.5); }

.cta-form button {
  border: none;
  border-left: 2px solid white;
  background: white;
  color: var(--blue);
  padding: 14px 24px;
  font-family: 'Space Mono', monospace;
  font-weight: 700;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  cursor: pointer;
}

/* ── FOOTER ── */
.site-footer {
  background: var(--black);
  color: var(--white);
  border-top: var(--border);
  padding: 64px 24px 32px;
  position: relative;
  overflow: hidden;
}

.site-footer::before {
  content: 'NOOTROPIKLER / KANIT / GUVENLIK / BAGIMSIZ';
  position: absolute;
  left: -20px;
  right: -20px;
  top: 22px;
  color: rgba(255,255,255,.055);
  font-family: 'Space Mono', monospace;
  font-size: clamp(2rem, 8vw, 7rem);
  font-weight: 700;
  white-space: nowrap;
}

.site-footer::after {
  content: '';
  position: absolute;
  right: -70px;
  bottom: -90px;
  width: 360px;
  height: 360px;
  border: 8px solid rgba(255,209,0,.25);
  box-shadow: -12px -12px 0 rgba(232,0,45,.32);
  transform: rotate(12deg);
}

.footer-inner {
  max-width: 1400px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.15);
  margin-bottom: 32px;
}

.footer-brand {
  max-width: 300px;
}

.footer-logo {
  font-family: 'Space Mono', monospace;
  font-size: 1.1rem;
  color: var(--yellow);
  margin-bottom: 16px;
  display: inline-block;
  border: 2px solid rgba(255,209,0,.5);
  padding: 6px 10px;
  box-shadow: 5px 5px 0 rgba(255,209,0,.16);
}

.footer-tagline {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.7;
  margin-bottom: 24px;
}

.footer-col-title {
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--yellow);
  margin-bottom: 20px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color 0.1s;
}

.footer-links a:hover { color: white; }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  color: rgba(255,255,255,0.4);
  flex-wrap: wrap;
  gap: 16px;
}

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--white); }
::-webkit-scrollbar-thumb { background: var(--black); }

/* ── TICKER / MARQUEE ── */
.ticker-wrap {
  background: var(--yellow);
  border-top: var(--border);
  border-bottom: var(--border);
  overflow: hidden;
  white-space: nowrap;
  padding: 10px 0;
}

.ticker-inner {
  display: inline-flex;
  animation: ticker 30s linear infinite;
}

.ticker-item {
  font-family: 'Space Mono', monospace;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0 40px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.ticker-item::after {
  content: '◆';
  font-size: 0.5rem;
}

@keyframes ticker {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ── BREADCRUMB ── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #888;
  padding: 12px 0;
}

.breadcrumb a { color: #888; text-decoration: none; }
.breadcrumb a:hover { color: var(--black); }
.breadcrumb span { color: var(--red); }

/* ════════════════════════════════════════════════════════════
   RESPONSIVE — Mobile-first kırılma noktaları
   Geniş masaüstü → 1200 → tablet 900 → mobil 640 → küçük 400
   ════════════════════════════════════════════════════════════ */

/* ── Geniş masaüstü altı: ızgaraları biraz daralt ── */
@media (max-width: 1200px) {
  .nootropic-grid { grid-template-columns: repeat(2, 1fr); }
  .nav-search input { width: 130px; }
}

/* ── TABLET (≤1024px): hero & anatomi tek sütun ── */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; min-height: auto; }
  .hero-visual { display: none; }
  .hero-content { padding: 56px 0; border-right: none; }
  .featured-article { grid-template-columns: 1fr; }
  .featured-visual { min-height: 220px; }
  .anatomy-inner { grid-template-columns: 1fr; gap: 48px; }
  .anatomy-visual { max-width: 340px; margin: 0 auto; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 40px; }
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ── TABLET/MOBİL menü eşiği (≤900px): hamburger devreye girer ── */
@media (max-width: 900px) {
  .hamburger { display: flex; }
  nav[aria-label="Ana Menü"] { order: 3; }
  .nav-links, .nav-search { display: none; }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    max-height: calc(100vh - 64px);
    overflow-y: auto;
    background: var(--white);
    border-bottom: var(--border);
    box-shadow: var(--shadow-lg);
    z-index: 99;
    animation: navDrop 0.18s ease-out;
  }
  .nav-links.open a {
    border: none;
    border-bottom: 1px solid rgba(13,13,13,0.12);
    padding: 16px 24px;
    font-size: 0.9rem;
  }
  .nav-links.open a:hover,
  .nav-links.open a.is-active { background: var(--yellow); }

  /* Hamburger → X animasyonu */
  .hamburger.is-active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .hamburger.is-active span:nth-child(2) { opacity: 0; }
  .hamburger.is-active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  /* Menü açıkken arka plan kaydırmayı kilitle */
  body.nav-open { overflow: hidden; }
}

@keyframes navDrop {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── MOBİL (≤640px) ── */
@media (max-width: 640px) {
  .hero h1 { font-size: clamp(2.6rem, 12vw, 3.4rem); }
  .section { padding: 56px 16px; }
  .nootropic-grid { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 20px; flex-wrap: wrap; }
  .hero-actions { flex-direction: column; }
  .hero-actions .nb-btn { width: 100%; text-align: center; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 12px; align-items: flex-start; }
  .footer-disclaimer { text-align: left !important; max-width: 100% !important; }
  .section-header { flex-direction: column; align-items: flex-start; gap: 16px; }
  .cta-form { flex-direction: column; }
  .cta-form button { border-left: none; border-top: 2px solid white; }
  .data-table { font-size: 0.8rem; }
  .data-table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
    max-width: 100%;
  }
  .data-table thead,
  .data-table tbody,
  .data-table tr {
    width: max-content;
    min-width: 100%;
  }
  .article-body { padding: 40px 18px; }
  .article-body::before { display: none; }
  .article-header [style*="grid-template-columns:1fr auto"] {
    grid-template-columns: 1fr !important;
    gap: 22px !important;
  }
  .article-header aside {
    min-width: 0 !important;
    width: 100% !important;
  }
  .article-header h1 {
    font-size: clamp(2.25rem, 14vw, 3.25rem) !important;
  }
  .logo { font-size: 0.95rem; }
}

/* ── KÜÇÜK MOBİL (≤400px) ── */
@media (max-width: 400px) {
  .logo-badge { display: none; }
  .hero h1 { font-size: 2.4rem; }
  .stat-num { font-size: 1.8rem; }
}

/* ── Yatay taşmayı engelle ── */
@media (max-width: 1024px) {
  html, body { overflow-x: hidden; }
}

/* ── UTILITY ── */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.text-red { color: var(--red); }
.text-blue { color: var(--blue); }
.text-yellow { color: var(--yellow); }
.text-purple { color: var(--purple); }

.bg-yellow { background: var(--yellow); }
.bg-red { background: var(--red); }
.bg-blue { background: var(--blue); }
.bg-black { background: var(--black); }

/* ── ARTICLE PAGE ── */
.article-header {
  max-width: 900px;
  margin: 0 auto;
  padding: 60px 24px 0;
  position: relative;
  isolation: isolate;
  overflow: hidden;
}

.article-header::before {
  content: '';
  position: absolute;
  inset: 0 24px auto;
  height: 100%;
  z-index: -1;
  opacity: .18;
  background:
    radial-gradient(circle at 82% 24%, transparent 0 38px, rgba(255,209,0,.7) 39px 41px, transparent 42px),
    radial-gradient(circle at 76% 39%, rgba(232,0,45,.82) 0 7px, transparent 8px),
    linear-gradient(90deg, transparent 0 68%, rgba(255,209,0,.12) 68% 69%, transparent 69%),
    repeating-linear-gradient(0deg, transparent 0 24px, rgba(255,255,255,.13) 24px 25px),
    repeating-linear-gradient(90deg, transparent 0 24px, rgba(255,255,255,.1) 24px 25px);
}

.article-header::after {
  content: 'SOURCE FIRST';
  position: absolute;
  right: 24px;
  bottom: 28px;
  z-index: -1;
  color: rgba(255,255,255,.07);
  font-family: 'Space Mono', monospace;
  font-size: clamp(2rem, 7vw, 6rem);
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
}

.article-header h1 {
  text-shadow: 4px 4px 0 var(--black), 7px 7px 0 rgba(232,0,45,.76);
}

.article-body {
  max-width: 780px;
  margin: 0 auto;
  padding: 48px 24px;
  position: relative;
  background: rgba(248,244,237,.92);
}

.article-body::before {
  content: '';
  position: absolute;
  top: 52px;
  bottom: 52px;
  left: -18px;
  width: 6px;
  background: repeating-linear-gradient(
    to bottom,
    var(--black) 0 26px,
    transparent 26px 42px,
    var(--red) 42px 54px,
    transparent 54px 68px
  );
}

.article-body h2 {
  font-size: 1.875rem;
  margin: 48px 0 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--black);
  position: relative;
}

.article-body h2::before {
  content: '//';
  display: inline-block;
  margin-right: 10px;
  color: var(--red);
  font-family: 'Space Mono', monospace;
  font-size: .78em;
}

.article-body h3 {
  font-size: 1.375rem;
  margin: 32px 0 12px;
}

.article-body p {
  margin-bottom: 20px;
  line-height: 1.85;
  font-size: 1.05rem;
  color: #333;
}

.article-body ul, .article-body ol {
  padding-left: 24px;
  margin-bottom: 20px;
}

.article-body li {
  margin-bottom: 8px;
  line-height: 1.7;
  color: #333;
}

.article-info-box {
  border: var(--border);
  box-shadow: var(--shadow);
  padding: 24px;
  margin: 32px 0;
  background: var(--yellow);
  position: relative;
  overflow: hidden;
}

.article-info-box::after {
  content: '';
  position: absolute;
  right: -28px;
  bottom: -28px;
  width: 96px;
  height: 96px;
  border: 12px solid rgba(13,13,13,.12);
  transform: rotate(18deg);
}

.article-warning-box {
  border: 2px solid var(--red);
  padding: 20px 24px;
  margin: 32px 0;
  background: rgba(232,0,45,0.06);
  box-shadow: 5px 5px 0 rgba(232,0,45,.18);
}

.article-warning-box .warn-title {
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--red);
  font-weight: 700;
  margin-bottom: 8px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 28px 0;
  font-size: 0.9rem;
  border: var(--border);
  box-shadow: var(--shadow);
  background: var(--white);
  overflow: clip;
}

.data-table th {
  background: var(--black);
  color: var(--yellow);
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 10px 14px;
  text-align: left;
}

.data-table td {
  padding: 10px 14px;
  border-bottom: 1px solid rgba(13,13,13,0.1);
}

.data-table tr:hover td { background: rgba(255,209,0,0.1); }

@keyframes buttonScan {
  to { transform: translateX(120%) skewX(-20deg); }
}

@keyframes specimenHover {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-8px) rotate(.35deg); }
}

@keyframes iconTrace {
  0% { stroke-dashoffset: 260; }
  100% { stroke-dashoffset: 0; }
}

/* ── COMPARE SECTION ── */
.compare-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  border: var(--border);
}

.compare-col {
  border-right: var(--border);
  padding: 24px;
}

.compare-col:last-child { border-right: none; }

.compare-head {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: var(--border);
}

.compare-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid rgba(13,13,13,0.08);
  font-size: 0.8rem;
}

.compare-row:last-child { border-bottom: none; }

/* ── SEARCH PAGE ── */
.search-input-wrap {
  display: flex;
  border: var(--border);
  box-shadow: var(--shadow-lg);
  max-width: 700px;
  margin: 0 auto 40px;
}

.search-input-wrap input {
  flex: 1;
  border: none;
  background: transparent;
  padding: 18px 24px;
  font-size: 1.1rem;
  font-family: 'Space Grotesk', sans-serif;
  outline: none;
}

.search-input-wrap button {
  border: none;
  border-left: var(--border);
  background: var(--black);
  color: var(--yellow);
  padding: 18px 28px;
  font-size: 1.2rem;
  cursor: pointer;
}

/* ── BACK TO TOP ── */
#back-to-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 48px;
  height: 48px;
  background: var(--black);
  color: var(--yellow);
  border: 2px solid var(--yellow);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.2rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
  z-index: 999;
}

#back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
}

/* ── PROGRESS BAR ── */
.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: var(--red);
  z-index: 9999;
  transition: width 0.1s;
}

/* ── HIGHLIGHT ── */
::selection {
  background: var(--yellow);
  color: var(--black);
}

/* ════════════════════════════════════════════════════════════
   MODÜLER SİSTEM — yardımcı sınıflar (PHP includes ile uyumlu)
   ════════════════════════════════════════════════════════════ */

/* Erişilebilirlik: içeriğe atla bağlantısı */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--black);
  color: var(--yellow);
  padding: 10px 18px;
  font-family: 'Space Mono', monospace;
  font-size: 0.8rem;
  font-weight: 700;
  z-index: 10000;
}
.skip-link:focus { left: 8px; top: 8px; }

/* Klavye odak görünürlüğü (erişilebilirlik) */
a:focus-visible, button:focus-visible, input:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 2px;
}

/* Aktif menü öğesi (masaüstü) */
.nav-links a.is-active { background: var(--yellow); }

/* Hero aksiyon butonları */
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* Anatomi bölümü yardımcıları */
.anatomy-visual { position: relative; }
.anatomy-eyebrow {
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: rgba(255,255,255,0.5);
  margin-bottom: 16px;
}

/* Öne çıkan makale etiketleri */
.featured-tags { display: flex; gap: 8px; margin-bottom: 20px; flex-wrap: wrap; }
.nb-tag-blue { background: rgba(0,71,255,0.1); border-color: var(--blue); color: var(--blue); }

/* Genel eyebrow (bölüm üst etiketi) */
.eyebrow {
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 12px;
}
.eyebrow-red { color: var(--red); }
.eyebrow-light { color: rgba(255,255,255,0.6); }

/* CTA ince yazı */
.cta-fineprint {
  margin-top: 12px;
  font-family: 'Space Mono', monospace;
  font-size: 0.65rem;
  color: rgba(255,255,255,0.4);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Footer yardımcıları */
.footer-chip {
  border-color: rgba(255,255,255,0.3);
  color: rgba(255,255,255,0.5);
  font-size: 0.6rem;
}
.footer-disclaimer { max-width: 500px; text-align: right; }

/* Hareket azaltma tercihi (erişilebilirlik) */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ════════════════════════════════════════════════════════════
   ANSİKLOPEDİ SAYFASI — page-hero + filtre çubuğu
   ════════════════════════════════════════════════════════════ */
.page-hero {
  --page-hero-mark: var(--blue);
  border-bottom: var(--border);
  background:
    linear-gradient(114deg, rgba(13,13,13,.98) 0%, rgba(13,13,13,.96) 58%, rgba(232,0,45,.9) 58.2%, rgba(232,0,45,.9) 72%, rgba(255,209,0,.94) 72.2%),
    var(--black);
  color: var(--white);
  padding: 72px 24px;
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.page-hero::before,
.page-hero::after {
  content: '';
  position: absolute;
  pointer-events: none;
}

.page-hero::before {
  inset: 0;
  z-index: -2;
  background:
    repeating-linear-gradient(0deg, transparent 0 25px, rgba(255,255,255,.08) 25px 26px),
    repeating-linear-gradient(90deg, transparent 0 25px, rgba(255,255,255,.06) 25px 26px);
}

.page-hero::after {
  right: clamp(-180px, -10vw, -70px);
  bottom: -160px;
  z-index: -1;
  width: min(52vw, 620px);
  aspect-ratio: 1;
  border: 9px solid var(--black);
  background:
    radial-gradient(circle at 35% 28%, var(--yellow) 0 13%, transparent 13.4%),
    radial-gradient(circle at 59% 40%, var(--yellow) 0 18%, transparent 18.4%),
    radial-gradient(circle at 42% 58%, var(--yellow) 0 20%, transparent 20.4%),
    radial-gradient(circle at 70% 62%, var(--yellow) 0 15%, transparent 15.4%),
    linear-gradient(var(--page-hero-mark), var(--page-hero-mark));
  box-shadow: -12px -12px 0 var(--black);
  transform: rotate(-8deg);
  opacity: .92;
}

@media (prefers-reduced-motion: no-preference) {
  .page-hero::after {
    animation: heroMarkDrift 8s ease-in-out infinite;
  }

  .page-hero-title,
  .hero h1,
  .article-header h1,
  .about-hero-title {
    animation: headlineSettle .7s cubic-bezier(.18,.82,.2,1) both;
  }
}

.page-hero-inner {
  max-width: 1400px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.page-hero-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: end;
  margin-top: 32px;
}
.page-hero-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(2.8rem, 6vw, 5.7rem);
  font-weight: 900;
  line-height: .92;
  margin-bottom: 16px;
  text-transform: uppercase;
  text-shadow: 5px 5px 0 var(--black), 8px 8px 0 var(--red);
}
.page-hero-title em {
  color: var(--yellow);
  font-style: italic;
  -webkit-text-stroke: 1px var(--black);
  text-shadow: 4px 4px 0 var(--blue);
}
.page-hero-desc {
  color: rgba(255,255,255,0.78);
  font-size: 1.05rem;
  max-width: 640px;
  line-height: 1.7;
  background: rgba(13,13,13,.62);
  border: 3px solid rgba(255,209,0,.9);
  box-shadow: 7px 7px 0 var(--black);
  padding: 18px 22px;
}
.page-hero-stat { text-align: right; }
.page-hero-stat-num {
  font-family: 'Space Mono', monospace;
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: 700;
  color: var(--yellow);
  line-height: 1;
  -webkit-text-stroke: 2px var(--black);
}
.page-hero-stat-label {
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.72);
  margin-top: 8px;
  background: var(--black);
  border: 2px solid var(--yellow);
  padding: 6px 8px;
}

.nav-blog .page-hero { --page-hero-mark: var(--cyan); }
.nav-nootropikler .page-hero { --page-hero-mark: var(--blue); }
.nav-rehber .page-hero,
.page-stacks .page-hero { --page-hero-mark: var(--green); }
.page-gizlilik .page-hero,
.page-yasal-uyari .page-hero { --page-hero-mark: var(--purple); }
.page-iletisim .page-hero { --page-hero-mark: var(--yellow); }

.page-en-iyi-nootropikler main > section:first-child {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  background:
    linear-gradient(114deg, rgba(13,13,13,.98) 0%, rgba(13,13,13,.96) 58%, rgba(232,0,45,.88) 58.2%, rgba(232,0,45,.88) 72%, rgba(255,209,0,.92) 72.2%) !important;
}

.page-en-iyi-nootropikler main > section:first-child::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    repeating-linear-gradient(0deg, transparent 0 25px, rgba(255,255,255,.08) 25px 26px),
    repeating-linear-gradient(90deg, transparent 0 25px, rgba(255,255,255,.06) 25px 26px);
}

.page-en-iyi-nootropikler main > section:first-child::after {
  content: '';
  position: absolute;
  right: -120px;
  bottom: -170px;
  z-index: -1;
  width: min(48vw, 560px);
  aspect-ratio: 1;
  border: 9px solid var(--black);
  box-shadow: -12px -12px 0 var(--black);
  transform: rotate(-8deg);
  background:
    radial-gradient(circle at 35% 28%, var(--yellow) 0 13%, transparent 13.4%),
    radial-gradient(circle at 59% 40%, var(--yellow) 0 18%, transparent 18.4%),
    radial-gradient(circle at 42% 58%, var(--yellow) 0 20%, transparent 20.4%),
    radial-gradient(circle at 70% 62%, var(--yellow) 0 15%, transparent 15.4%),
    linear-gradient(var(--blue), var(--blue));
}

@media (prefers-reduced-motion: no-preference) {
  .page-en-iyi-nootropikler main > section:first-child::after {
    animation: heroMarkDrift 8s ease-in-out infinite;
  }
}

/* ════════════════════════════════════════════════════════════
   404 — broken synapse state
   ════════════════════════════════════════════════════════════ */
.error-lab {
  min-height: calc(100vh - 64px);
  border-bottom: var(--border);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 560px);
  gap: clamp(28px, 5vw, 80px);
  align-items: center;
  padding: clamp(56px, 8vw, 110px) 24px;
  max-width: 1400px;
  margin: 0 auto;
}

.error-lab-copy {
  max-width: 680px;
}

.error-code {
  font-family: 'Space Mono', monospace;
  font-size: clamp(5rem, 18vw, 12rem);
  font-weight: 700;
  line-height: .78;
  color: var(--red);
  -webkit-text-stroke: 3px var(--black);
  text-shadow: 8px 8px 0 var(--yellow), 13px 13px 0 var(--black);
  margin-bottom: 28px;
}

.error-lab h1 {
  font-size: clamp(2rem, 5vw, 4rem);
  line-height: .95;
  margin-bottom: 18px;
  text-transform: uppercase;
}

.error-lab-copy p:not(.error-code) {
  max-width: 560px;
  color: #444;
  font-size: 1.08rem;
  line-height: 1.75;
  margin-bottom: 34px;
}

.error-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.error-synapse {
  border: var(--border);
  background:
    repeating-linear-gradient(0deg, transparent 0 23px, rgba(13,13,13,.07) 23px 24px),
    repeating-linear-gradient(90deg, transparent 0 23px, rgba(13,13,13,.06) 23px 24px),
    var(--white);
  box-shadow: var(--shadow-lg);
  transform: rotate(1.5deg);
}

.error-synapse svg {
  display: block;
  width: 100%;
  height: auto;
  fill: none;
  stroke: var(--black);
  stroke-linecap: round;
  stroke-linejoin: round;
}

.error-synapse rect {
  stroke-width: 5;
}

.error-axon {
  stroke-width: 12;
}

.error-node {
  fill: var(--yellow);
  stroke-width: 6;
}

.error-break {
  stroke: var(--red);
  stroke-width: 8;
}

.error-sparks {
  stroke: var(--blue);
  stroke-width: 6;
}

.error-scan {
  stroke-width: 1.5;
  opacity: .18;
}

.error-synapse text {
  fill: var(--black);
  stroke: none;
  font-family: 'Space Mono', monospace;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .14em;
}

@media (prefers-reduced-motion: no-preference) {
  .error-axon,
  .error-break,
  .error-sparks {
    stroke-dasharray: 620;
    stroke-dashoffset: 620;
    animation: anatomyTrace 1.4s cubic-bezier(.18,.82,.2,1) forwards;
  }

  .error-break { animation-delay: .2s; }
  .error-sparks { animation-delay: .45s; }

  .error-node {
    transform-origin: center;
    animation: synapsePulse 2.2s ease-in-out infinite;
  }
}

@media (max-width: 900px) {
  .error-lab {
    grid-template-columns: 1fr;
  }
  .error-synapse {
    max-width: 520px;
    transform: none;
  }
}

@keyframes heroMarkDrift {
  0%, 100% { transform: rotate(-8deg) translate(0, 0); }
  50% { transform: rotate(-6deg) translate(-12px, -8px); }
}

@keyframes headlineSettle {
  from {
    opacity: .96;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Koyu zeminde breadcrumb */
.breadcrumb-dark a { color: rgba(255,255,255,0.5); }
.breadcrumb-dark a:hover { color: var(--yellow); }
.breadcrumb-dark .sep { padding: 0 8px; color: rgba(255,255,255,0.25); }
.breadcrumb-dark span { color: var(--yellow); }

/* ════════════════════════════════════════════════════════════
   HAKKINDA — Anatomical neo-brutalist lab page
   ════════════════════════════════════════════════════════════ */
.about-page {
  background:
    linear-gradient(90deg, rgba(232,0,45,0.09) 1px, transparent 1px),
    linear-gradient(rgba(13,13,13,0.06) 1px, transparent 1px),
    var(--white);
  background-size: 88px 88px, 22px 22px, auto;
}

.about-hero {
  position: relative;
  overflow: hidden;
  min-height: calc(100vh - 64px);
  border-bottom: var(--border);
  background:
    linear-gradient(110deg, rgba(13,13,13,0.96) 0%, rgba(13,13,13,0.92) 52%, rgba(255,209,0,0.9) 52.2%, rgba(255,209,0,0.9) 100%);
  color: var(--white);
  padding: 34px 24px 0;
}

.about-hero::before,
.about-hero::after {
  content: '';
  position: absolute;
  pointer-events: none;
  z-index: 1;
}

.about-hero::before {
  inset: 0;
  background:
    repeating-linear-gradient(0deg, transparent 0 23px, rgba(255,255,255,0.045) 23px 25px),
    repeating-linear-gradient(90deg, transparent 0 23px, rgba(255,255,255,0.04) 23px 25px);
  mix-blend-mode: screen;
}

.about-hero::after {
  right: -80px;
  bottom: -52px;
  width: min(52vw, 620px);
  height: min(52vw, 620px);
  border: 9px solid var(--black);
  background: var(--red);
  transform: rotate(-9deg);
  box-shadow: -14px -14px 0 var(--black);
}

.about-hero .page-hero-inner {
  position: relative;
  z-index: 3;
}

.about-hero-anatomy {
  position: absolute;
  inset: auto -80px -60px auto;
  width: min(68vw, 920px);
  color: rgba(13,13,13,0.95);
  z-index: 2;
  opacity: .92;
}

.about-neuro-map {
  display: block;
  width: 100%;
  height: auto;
}

.about-neuro-map * {
  vector-effect: non-scaling-stroke;
}

@media (prefers-reduced-motion: no-preference) {
  .about-neuro-map path {
    stroke-dasharray: 820;
    stroke-dashoffset: 820;
    animation: anatomyTrace 2.8s cubic-bezier(.18,.82,.2,1) .2s forwards;
  }

  .about-neuro-map circle {
    transform-origin: center;
    animation: synapsePulse 3.1s ease-in-out infinite;
  }
}

.about-neuro-map .about-brain {
  color: var(--black);
}

.about-neuro-map .about-spine,
.about-neuro-map .about-label-lines {
  color: var(--black);
}

.about-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: clamp(28px, 6vw, 88px);
  align-items: center;
  min-height: calc(100vh - 155px);
  padding: 42px 0 72px;
}

.about-hero-copy {
  max-width: 760px;
}

.about-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: 'Space Mono', monospace;
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .14em;
  color: var(--yellow);
  margin-bottom: 18px;
}

.about-kicker::before {
  content: '';
  width: 42px;
  height: 4px;
  background: currentColor;
  border: 2px solid var(--black);
  box-shadow: 4px 4px 0 var(--red);
}

.about-hero-title {
  font-size: clamp(3.8rem, 9vw, 8.4rem);
  line-height: .82;
  max-width: 780px;
  margin-bottom: 28px;
  color: var(--white);
  text-transform: uppercase;
  text-shadow: 6px 6px 0 var(--black), 10px 10px 0 var(--red);
}

.about-hero-title em {
  display: inline-block;
  color: var(--yellow);
  font-style: italic;
  -webkit-text-stroke: 2px var(--black);
  text-shadow: 5px 5px 0 var(--blue);
}

.about-hero .page-hero-desc {
  max-width: 620px;
  color: rgba(255,255,255,0.82);
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  background: rgba(13,13,13,0.62);
  border: 3px solid var(--yellow);
  box-shadow: var(--shadow-lg);
  padding: 20px 24px;
}

.about-hero-stamps {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.about-hero-stamps span {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  border: 3px solid var(--black);
  background: var(--white);
  color: var(--black);
  box-shadow: 5px 5px 0 var(--red);
  padding: 8px 14px;
  font-family: 'Space Mono', monospace;
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.about-specimen-card {
  position: relative;
  z-index: 4;
  border: 4px solid var(--black);
  background: var(--white);
  color: var(--black);
  box-shadow: 12px 12px 0 var(--black);
  transform: rotate(2deg);
}

.about-specimen-card svg {
  display: block;
  width: 100%;
  padding: 18px;
  background:
    linear-gradient(90deg, rgba(13,13,13,.08) 1px, transparent 1px),
    linear-gradient(rgba(13,13,13,.08) 1px, transparent 1px),
    #F8F4ED;
  background-size: 24px 24px;
}

.specimen-top,
.specimen-bottom {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  border-bottom: 4px solid var(--black);
  padding: 12px 14px;
  font-family: 'Space Mono', monospace;
  font-size: .68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.specimen-bottom {
  border-top: 4px solid var(--black);
  border-bottom: 0;
  background: var(--blue);
  color: var(--white);
}

.about-principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  max-width: 1400px;
  margin: -36px auto 0;
  padding: 0 24px;
  position: relative;
  z-index: 5;
}

.about-principle {
  min-height: 190px;
  border: var(--border);
  margin-right: -3px;
  background: var(--white);
  box-shadow: var(--shadow);
  padding: 22px;
}

.about-principle:nth-child(2) { background: var(--yellow); }
.about-principle:nth-child(3) { background: var(--red); color: var(--white); }
.about-principle:nth-child(3) p { color: rgba(255,255,255,.82); }

.about-principle span {
  display: block;
  font-family: 'Space Mono', monospace;
  font-size: .74rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.about-principle strong {
  display: block;
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(1.5rem, 2.4vw, 2.1rem);
  line-height: 1;
  margin-bottom: 12px;
}

.about-principle p {
  color: #333;
  line-height: 1.55;
  font-size: .96rem;
}

.about-manifesto {
  border-top: var(--border);
  border-bottom: var(--border);
  background: var(--black);
  color: var(--white);
  margin-top: 70px;
  padding: 72px 24px;
  position: relative;
  overflow: hidden;
}

.about-manifesto::after {
  content: 'NO HYPE / NO SPONSOR / SOURCE FIRST';
  position: absolute;
  left: -16px;
  right: -16px;
  bottom: 16px;
  color: rgba(255,255,255,.08);
  font-family: 'Space Mono', monospace;
  font-size: clamp(2.2rem, 8vw, 7rem);
  font-weight: 700;
  white-space: nowrap;
}

.about-manifesto-inner {
  max-width: 1000px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.about-manifesto h2 {
  max-width: 880px;
  font-size: clamp(2.3rem, 5vw, 5rem);
  line-height: .92;
  color: var(--yellow);
  margin-bottom: 20px;
  text-transform: uppercase;
}

.about-manifesto p:last-child {
  max-width: 720px;
  color: rgba(255,255,255,.76);
  font-size: 1.08rem;
  line-height: 1.8;
}

.about-page .article-body {
  max-width: 920px;
  border-left: 3px solid var(--black);
  border-right: 3px solid var(--black);
  background: rgba(248,244,237,.96);
  box-shadow: 10px 0 0 rgba(13,13,13,.08), -10px 0 0 rgba(13,13,13,.08);
}

.about-page .article-body h2 {
  background: var(--black);
  color: var(--yellow);
  border: 0;
  box-shadow: 6px 6px 0 var(--red);
  padding: 12px 16px;
  width: fit-content;
  max-width: 100%;
}

.about-page .article-body ul {
  padding-left: 0;
  list-style: none;
}

.about-page .article-body li {
  border-left: 6px solid var(--blue);
  background: rgba(0,71,255,.06);
  padding: 10px 12px;
  margin-bottom: 10px;
}

.about-page .article-info-box {
  background: var(--yellow);
  transform: rotate(-1deg);
}

.about-page .article-warning-box {
  border: 3px solid var(--black);
  box-shadow: var(--shadow);
  background: var(--red);
  color: var(--white);
}

.about-page .article-warning-box p,
.about-page .article-warning-box .warn-title {
  color: var(--white);
}

@media (max-width: 1024px) {
  .about-hero {
    min-height: auto;
    background: var(--black);
  }
  .about-hero::after {
    width: 360px;
    height: 360px;
    opacity: .82;
  }
  .about-hero-grid {
    grid-template-columns: 1fr;
    min-height: auto;
  }
  .about-specimen-card {
    max-width: 360px;
    justify-self: end;
  }
  .about-hero-anatomy {
    width: 760px;
    opacity: .34;
  }
  .about-principles {
    grid-template-columns: 1fr;
    margin-top: 0;
    padding-top: 24px;
  }
  .about-principle {
    margin-right: 0;
    margin-bottom: -3px;
    min-height: auto;
  }
}

@media (max-width: 640px) {
  .about-hero {
    padding: 24px 16px 0;
  }
  .about-hero-grid {
    padding: 26px 0 48px;
  }
  .about-hero-title {
    font-size: clamp(2.35rem, 12vw, 2.95rem);
    text-shadow: 3px 3px 0 var(--black), 6px 6px 0 var(--red);
  }
  .about-hero-title em {
    -webkit-text-stroke: 1px var(--black);
  }
  .about-hero .page-hero-desc {
    padding: 16px;
  }
  .about-specimen-card {
    justify-self: start;
    width: min(calc(100% - 12px), 330px);
    box-shadow: 7px 7px 0 var(--black);
    transform: none;
  }
  .about-principles {
    padding-left: 16px;
    padding-right: 16px;
  }
  .about-manifesto {
    margin-top: 48px;
    padding: 54px 18px;
  }
  .about-page .article-body {
    border-left: 0;
    border-right: 0;
    box-shadow: none;
  }
}

/* Yapışkan filtre çubuğu */
.filter-bar {
  border-bottom: var(--border);
  background: var(--white);
  position: sticky;
  top: 64px;
  z-index: 50;
}
.filter-bar-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  overflow-x: auto;
  scrollbar-width: none;
}
.filter-bar-inner::-webkit-scrollbar { display: none; }
.filter-btn {
  white-space: nowrap;
  border: none;
  border-right: 2px solid var(--black);
  padding: 14px 22px;
  background: transparent;
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: background 0.12s, color 0.12s;
  color: var(--black);
}
.filter-btn:last-child { border-right: none; }
.filter-btn:hover { background: var(--yellow); }
.filter-btn.active { background: var(--black); color: var(--yellow); }

.encyclopedia-grid-wrap { max-width: 1400px; margin: 0 auto; }
.encyclopedia-note {
  text-align: center;
  padding: 40px 24px 80px;
  font-family: 'Space Mono', monospace;
  font-size: 0.8rem;
  color: #777;
}

@media (max-width: 640px) {
  .page-hero-grid { grid-template-columns: 1fr; gap: 24px; align-items: start; }
  .page-hero-stat { text-align: left; }
  .filter-bar { top: 64px; }
}

/* ════════════════════════════════════════════════════════════
   EN İYİ NOOTROPİKLER — hedef sekmeleri (goal tabs)
   ════════════════════════════════════════════════════════════ */
.goal-tabs {
  display: flex;
  overflow-x: auto;
  scrollbar-width: none;
  border-bottom: var(--border);
}
.goal-tabs::-webkit-scrollbar { display: none; }
.goal-btn {
  white-space: nowrap;
  border: none;
  border-right: 2px solid var(--black);
  padding: 14px 24px;
  background: transparent;
  font-family: 'Space Mono', monospace;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  cursor: pointer;
  color: var(--black);
  transition: background 0.12s, color 0.12s;
}
.goal-btn:hover { background: var(--yellow); }
.goal-btn.active { background: var(--black); color: var(--yellow); }

.goal-section { display: none; }
.goal-section.active { display: block; animation: fadeIn 0.2s ease-out; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ════════════════════════════════════════════════════════════
   EN İYİ NOOTROPİKLER — sıralı kartlar & karşılaştırma
   (orijinal inline stilin modüler CSS'e taşınmış hali)
   ════════════════════════════════════════════════════════════ */
.section-heading {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 900;
  margin-bottom: 8px;
}
.section-sub { color: #666; font-size: 1rem; margin-bottom: 24px; }

.goal-filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border: var(--border);
  box-shadow: var(--shadow);
  margin-bottom: 32px;
  overflow-x: auto;
  scrollbar-width: none;
}
.goal-filter-row::-webkit-scrollbar { display: none; }

/* Sıralı (ranked) kart */
.ranked-card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 24px;
  align-items: center;
  border: var(--border);
  box-shadow: var(--shadow);
  background: var(--white);
  padding: 24px 28px;
  margin-bottom: 20px;
  text-decoration: none;
  color: var(--black);
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}
.ranked-card:hover { transform: translate(-3px, -3px); box-shadow: var(--shadow-lg); }

.rank-number {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 900;
  color: var(--yellow);
  -webkit-text-stroke: 2px var(--black);
  line-height: 1;
  display: block;
}
.ranked-card-body h3 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.4rem;
  margin-bottom: 2px;
}
.ranked-card-body p { color: #444; font-size: 0.95rem; line-height: 1.6; margin: 8px 0 12px; }
.latin {
  font-family: 'Space Mono', monospace;
  font-style: italic;
  font-size: 0.8rem;
  color: #888;
  margin-bottom: 8px;
}
.ranked-card-dose {
  font-family: 'Space Mono', monospace;
  font-size: 0.8rem;
  font-weight: 700;
  background: var(--black);
  color: var(--yellow);
  padding: 8px 14px;
  white-space: nowrap;
  align-self: start;
}

/* Kanıt rozetleri */
.kanit-badge {
  display: inline-block;
  font-family: 'Space Mono', monospace;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 3px 10px;
  border: 2px solid var(--black);
}
.kanit-yuksek { background: var(--green); color: #fff; border-color: var(--green); }
.kanit-orta   { background: var(--yellow); color: var(--black); }

/* Karşılaştırma tablosu */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  border: var(--border);
  margin: 28px 0;
  font-size: 0.85rem;
  background: var(--white);
}
.comparison-table th {
  background: var(--black);
  color: var(--yellow);
  font-family: 'Space Mono', monospace;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 12px 14px;
  text-align: left;
  white-space: nowrap;
}
.comparison-table td { padding: 12px 14px; border-bottom: 1px solid rgba(13,13,13,0.1); }
.comparison-table tr:hover td { background: rgba(255,209,0,0.1); }

@media (max-width: 640px) {
  .ranked-card { grid-template-columns: auto 1fr; gap: 16px; padding: 20px; }
  .ranked-card-dose { grid-column: 2; align-self: start; }
  .comparison-table { display: block; overflow-x: auto; white-space: nowrap; }
}

/* ── sources-list — kaynaklar listesi ── */
.sources-list {
  list-style: decimal;
  padding-left: 24px;
  margin: 24px 0;
}
.sources-list li {
  font-size: 0.88rem;
  line-height: 1.65;
  color: #444;
  margin-bottom: 10px;
  padding-left: 6px;
}
.sources-list em { font-style: italic; }