@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&family=Space+Mono:ital,wght@0,400;0,700;1,400&display=swap');

/* ============================================================
   QUNETRA — BRUTALIST AI EDUCATION PORTAL
   Color palette: #000000, #FFFFFF, #F0F0E8 (off-white), #D4FF00 (acid yellow), #FF2D2D (red accent)
   ============================================================ */

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

:root {
  --black: #000000;
  --white: #FFFFFF;
  --off-white: #F0F0E8;
  --acid: #D4FF00;
  --red: #FF2D2D;
  --gray-light: #E0E0D8;
  --gray-mid: #9A9A90;
  --border: 3px solid #000000;
  --border-thick: 5px solid #000000;
  --font-sans: 'Space Grotesk', sans-serif;
  --font-mono: 'Space Mono', monospace;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--off-white);
  color: var(--black);
  line-height: 1.6;
  font-size: 16px;
  overflow-x: hidden;
}

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

a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

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

ul {
  list-style: none;
}

/* ============================================================
   UTILITY
   ============================================================ */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 80px 0;
}

.section--dark {
  background-color: var(--black);
  color: var(--white);
}

.section--acid {
  background-color: var(--acid);
  color: var(--black);
}

.section--white {
  background-color: var(--white);
}

.tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: 2px solid currentColor;
  padding: 4px 10px;
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-sans);
  font-size: clamp(32px, 5vw, 60px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.section-lead {
  font-size: 18px;
  line-height: 1.7;
  max-width: 640px;
  color: var(--gray-mid);
}

.section--dark .section-lead {
  color: #AAAAAA;
}

.brutalist-border {
  border: var(--border);
}

.brutalist-border--thick {
  border: var(--border-thick);
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 14px 28px;
  border: var(--border);
  cursor: pointer;
  transition: background 0.15s, color 0.15s, transform 0.1s;
  text-decoration: none;
}

.btn:hover {
  text-decoration: none;
  transform: translate(-3px, -3px);
  box-shadow: 4px 4px 0 var(--black);
}

.btn-primary {
  background: var(--acid);
  color: var(--black);
}

.btn-primary:hover {
  background: var(--black);
  color: var(--acid);
}

.btn-dark {
  background: var(--black);
  color: var(--white);
}

.btn-dark:hover {
  background: var(--acid);
  color: var(--black);
  box-shadow: 4px 4px 0 var(--acid);
}

.btn-outline {
  background: transparent;
  color: var(--black);
}

.btn-outline:hover {
  background: var(--black);
  color: var(--white);
}

.btn-outline--white {
  border-color: var(--white);
  color: var(--white);
}

.btn-outline--white:hover {
  background: var(--white);
  color: var(--black);
}

/* ============================================================
   HEADER / NAV
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--black);
  border-bottom: var(--border-thick);
  border-bottom-color: var(--acid);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  height: 64px;
  max-width: 1280px;
  margin: 0 auto;
}

.logo {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.04em;
  text-decoration: none;
}

.logo span {
  color: var(--acid);
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-list a {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white);
  padding: 8px 14px;
  border: 2px solid transparent;
  transition: border-color 0.15s, color 0.15s;
}

.nav-list a:hover,
.nav-list a.active {
  border-color: var(--acid);
  color: var(--acid);
  text-decoration: none;
}

.nav-cta {
  background: var(--acid) !important;
  color: var(--black) !important;
  border-color: var(--acid) !important;
}

.nav-cta:hover {
  background: var(--white) !important;
  color: var(--black) !important;
  border-color: var(--white) !important;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}

.hamburger span {
  display: block;
  width: 26px;
  height: 3px;
  background: var(--white);
  transition: all 0.2s;
}

.mobile-nav {
  display: none;
  background: var(--black);
  border-bottom: var(--border-thick);
  border-bottom-color: var(--acid);
  padding: 16px 24px 24px;
}

.mobile-nav.open {
  display: block;
}

.mobile-nav a {
  display: block;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white);
  padding: 12px 0;
  border-bottom: 1px solid #333;
}

.mobile-nav a:hover {
  color: var(--acid);
  text-decoration: none;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  background: var(--black);
  color: var(--white);
  border-bottom: var(--border-thick);
  border-bottom-color: var(--acid);
  position: relative;
  overflow: hidden;
  padding: 0;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 600px;
}

.hero-content {
  padding: 80px 60px 80px 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-right: var(--border-thick);
  border-right-color: var(--acid);
}

.hero-content .container {
  padding-left: 0;
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--acid);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.hero-eyebrow::before {
  content: '';
  display: inline-block;
  width: 32px;
  height: 3px;
  background: var(--acid);
}

.hero-title {
  font-family: var(--font-sans);
  font-size: clamp(42px, 6vw, 80px);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.03em;
  margin-bottom: 32px;
}

.hero-title em {
  font-style: normal;
  color: var(--acid);
  display: block;
}

.hero-desc {
  font-size: 17px;
  line-height: 1.7;
  color: #AAAAAA;
  margin-bottom: 40px;
  max-width: 480px;
}

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

.hero-img {
  position: relative;
  overflow: hidden;
}

.hero-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(40%) contrast(1.1);
}

.hero-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,0,0,0.5) 0%, rgba(0,0,0,0) 60%);
}

.hero-stat-bar {
  background: var(--acid);
  border-top: var(--border-thick);
  border-top-color: var(--black);
  padding: 0;
}

.hero-stat-bar .container {
  display: flex;
}

.stat-item {
  flex: 1;
  padding: 28px 32px;
  border-right: var(--border);
  border-right-color: var(--black);
}

.stat-item:last-child {
  border-right: none;
}

.stat-number {
  font-family: var(--font-mono);
  font-size: 36px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--black);
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #333;
  margin-top: 6px;
}

/* ============================================================
   TICKER
   ============================================================ */
.ticker {
  background: var(--acid);
  border-bottom: var(--border);
  border-bottom-color: var(--black);
  overflow: hidden;
  padding: 12px 0;
  white-space: nowrap;
}

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

.ticker-item {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--black);
  padding: 0 40px;
}

.ticker-item::after {
  content: '★';
  margin-left: 40px;
}

@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ============================================================
   COURSE CARDS
   ============================================================ */
.courses-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border: var(--border-thick);
}

.course-card {
  background: var(--white);
  border-right: var(--border);
  border-bottom: var(--border);
  transition: background 0.15s;
  position: relative;
  display: flex;
  flex-direction: column;
}

.course-card:nth-child(3n) {
  border-right: none;
}

.course-card:hover {
  background: var(--acid);
}

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

.course-card__img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-bottom: var(--border);
  filter: grayscale(30%);
}

.course-card__body {
  padding: 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.course-card__level {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray-mid);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.course-card__level::before {
  content: '';
  width: 20px;
  height: 2px;
  background: var(--black);
  display: inline-block;
}

.course-card__title {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 14px;
  letter-spacing: -0.02em;
}

.course-card__desc {
  font-size: 14px;
  line-height: 1.6;
  color: #555;
  margin-bottom: 20px;
  flex: 1;
}

.course-card:hover .course-card__desc {
  color: #222;
}

.course-card__meta {
  display: flex;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 20px;
  color: var(--gray-mid);
}

.course-card__link {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: var(--border);
  padding: 10px 16px;
  display: inline-block;
  align-self: flex-start;
  transition: background 0.15s, color 0.15s;
}

.course-card__link:hover {
  text-decoration: none;
  background: var(--black);
  color: var(--white);
}

/* ============================================================
   FEATURED ARTICLE
   ============================================================ */
.featured-article {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: var(--border-thick);
  min-height: 480px;
}

.featured-article__img {
  border-right: var(--border-thick);
  overflow: hidden;
  position: relative;
}

.featured-article__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(20%);
}

.featured-article__content {
  padding: 60px;
  background: var(--black);
  color: var(--white);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.featured-article__tag {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 2px solid var(--acid);
  color: var(--acid);
  display: inline-block;
  padding: 4px 10px;
  margin-bottom: 24px;
  align-self: flex-start;
}

.featured-article__title {
  font-size: clamp(24px, 3vw, 40px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.featured-article__excerpt {
  font-size: 15px;
  line-height: 1.7;
  color: #AAAAAA;
  margin-bottom: 32px;
}

.featured-article__meta {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #666;
  margin-bottom: 32px;
}

/* ============================================================
   ARTICLES GRID
   ============================================================ */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-left: var(--border-thick);
  border-top: var(--border-thick);
}

.article-card {
  border-right: var(--border-thick);
  border-bottom: var(--border-thick);
  background: var(--white);
  transition: background 0.15s;
}

.article-card:hover {
  background: var(--off-white);
}

.article-card__img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-bottom: var(--border);
  filter: grayscale(20%);
}

.article-card__body {
  padding: 24px;
}

.article-card__cat {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 10px;
}

.article-card__title {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.article-card__title a:hover {
  text-decoration: underline;
}

.article-card__excerpt {
  font-size: 14px;
  line-height: 1.6;
  color: #555;
  margin-bottom: 16px;
}

.article-card__meta {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gray-mid);
  border-top: 1px solid var(--gray-light);
  padding-top: 14px;
  margin-top: 14px;
}

/* ============================================================
   INFO BLOCKS / GRID
   ============================================================ */
.info-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-left: var(--border-thick);
  border-top: var(--border-thick);
}

.info-block {
  border-right: var(--border-thick);
  border-bottom: var(--border-thick);
  padding: 40px 32px;
  background: var(--white);
}

.info-block:hover {
  background: var(--acid);
}

.info-block__num {
  font-family: var(--font-mono);
  font-size: 48px;
  font-weight: 700;
  letter-spacing: -0.05em;
  color: var(--black);
  line-height: 1;
  margin-bottom: 16px;
  display: block;
}

.info-block__title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.info-block__text {
  font-size: 14px;
  line-height: 1.6;
  color: #555;
}

.info-block:hover .info-block__text {
  color: #222;
}

/* ============================================================
   MARQUEE / TECH LOGOS
   ============================================================ */
.marquee-section {
  border-top: var(--border);
  border-bottom: var(--border);
  overflow: hidden;
  padding: 20px 0;
  background: var(--white);
}

.marquee-track {
  display: flex;
  animation: marquee 20s linear infinite;
  white-space: nowrap;
}

.marquee-item {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray-mid);
  padding: 0 48px;
  flex-shrink: 0;
}

.marquee-item strong {
  color: var(--black);
}

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ============================================================
   CTA BAND
   ============================================================ */
.cta-band {
  background: var(--acid);
  border-top: var(--border-thick);
  border-bottom: var(--border-thick);
  padding: 72px 0;
}

.cta-band .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.cta-band__title {
  font-size: clamp(28px, 4vw, 52px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  max-width: 560px;
}

.cta-band__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  flex-shrink: 0;
}

/* ============================================================
   TWO-COL CONTENT
   ============================================================ */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.two-col__img {
  overflow: hidden;
  border-right: var(--border-thick);
}

.two-col__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(20%);
}

.two-col__content {
  padding: 64px 60px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.two-col--reverse .two-col__img {
  order: 2;
  border-right: none;
  border-left: var(--border-thick);
}

.two-col--reverse .two-col__content {
  order: 1;
}

/* ============================================================
   CHECKLIST
   ============================================================ */
.checklist {
  margin: 24px 0;
}

.checklist li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 15px;
  line-height: 1.6;
  padding: 10px 0;
  border-bottom: 1px solid var(--gray-light);
}

.checklist li::before {
  content: '→';
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--black);
  flex-shrink: 0;
  margin-top: 2px;
}

.section--dark .checklist li {
  border-bottom-color: #333;
}

/* ============================================================
   ACCORDION / FAQ
   ============================================================ */
.faq-list {
  border-top: var(--border-thick);
}

.faq-item {
  border-bottom: var(--border-thick);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  cursor: pointer;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.01em;
  user-select: none;
}

.faq-question:hover {
  color: var(--red);
}

.faq-icon {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  flex-shrink: 0;
  transition: transform 0.2s;
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  display: none;
  padding: 0 0 28px;
  font-size: 15px;
  line-height: 1.7;
  color: #444;
  max-width: 760px;
}

.faq-item.open .faq-answer {
  display: block;
}

.section--dark .faq-answer {
  color: #AAAAAA;
}

.section--dark .faq-question:hover {
  color: var(--acid);
}

/* ============================================================
   PAGE HERO (inner pages)
   ============================================================ */
.page-hero {
  background: var(--black);
  color: var(--white);
  padding: 80px 0;
  border-bottom: var(--border-thick);
  border-bottom-color: var(--acid);
}

.page-hero__title {
  font-size: clamp(40px, 7vw, 96px);
  font-weight: 700;
  line-height: 0.9;
  letter-spacing: -0.04em;
}

.page-hero__desc {
  font-size: 17px;
  line-height: 1.7;
  color: #AAAAAA;
  max-width: 600px;
  margin-top: 24px;
}

.page-hero__breadcrumb {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--acid);
  margin-bottom: 24px;
}

.page-hero__breadcrumb a {
  color: var(--acid);
  opacity: 0.7;
}

.page-hero__breadcrumb a:hover {
  opacity: 1;
  text-decoration: none;
}

/* ============================================================
   CONTACT FORM
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  border: var(--border-thick);
  min-height: 600px;
}

.contact-info {
  background: var(--black);
  color: var(--white);
  padding: 60px;
  border-right: var(--border-thick);
  border-right-color: var(--acid);
}

.contact-info__title {
  font-size: 36px;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 36px;
  line-height: 1.1;
}

.contact-detail {
  margin-bottom: 32px;
}

.contact-detail__label {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--acid);
  margin-bottom: 6px;
}

.contact-detail__value {
  font-size: 16px;
  line-height: 1.5;
  color: #CCCCCC;
}

.contact-detail__value a {
  color: var(--white);
}

.contact-detail__value a:hover {
  color: var(--acid);
  text-decoration: none;
}

.contact-form {
  padding: 60px;
  background: var(--white);
}

.form-group {
  margin-bottom: 24px;
}

.form-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 8px;
  color: var(--black);
}

.form-control {
  width: 100%;
  padding: 14px 16px;
  border: var(--border);
  background: var(--off-white);
  font-family: var(--font-sans);
  font-size: 15px;
  color: var(--black);
  outline: none;
  transition: border-color 0.15s, background 0.15s;
  appearance: none;
  -webkit-appearance: none;
}

.form-control:focus {
  border-color: var(--acid);
  background: var(--white);
  box-shadow: 4px 4px 0 var(--black);
}

textarea.form-control {
  min-height: 140px;
  resize: vertical;
}

select.form-control {
  cursor: pointer;
}

.form-note {
  font-size: 12px;
  color: var(--gray-mid);
  margin-top: 8px;
  font-family: var(--font-mono);
}

.form-success {
  display: none;
  padding: 20px;
  border: var(--border);
  border-color: var(--acid);
  background: var(--acid);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 16px;
}

/* ============================================================
   POLICY PAGES
   ============================================================ */
.policy-wrap {
  max-width: 880px;
  margin: 0 auto;
  padding: 72px 24px;
}

.policy-wrap h1 {
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 12px;
}

.policy-wrap .policy-date {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-mid);
  margin-bottom: 48px;
  padding-bottom: 24px;
  border-bottom: var(--border-thick);
}

.policy-wrap h2 {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 48px 0 16px;
  padding-top: 48px;
  border-top: var(--border);
}

.policy-wrap h2:first-of-type {
  border-top: none;
  padding-top: 0;
}

.policy-wrap p {
  font-size: 15px;
  line-height: 1.75;
  color: #333;
  margin-bottom: 16px;
}

.policy-wrap ul, .policy-wrap ol {
  margin: 16px 0 16px 24px;
  list-style: disc;
}

.policy-wrap ol {
  list-style: decimal;
}

.policy-wrap li {
  font-size: 15px;
  line-height: 1.75;
  color: #333;
  margin-bottom: 8px;
}

.policy-wrap strong {
  color: var(--black);
  font-weight: 700;
}

.policy-wrap a {
  text-decoration: underline;
  color: var(--black);
}

.policy-wrap a:hover {
  color: var(--red);
}

.policy-highlight {
  background: var(--acid);
  border: var(--border-thick);
  padding: 28px 32px;
  margin: 32px 0;
}

.policy-highlight p {
  color: var(--black);
  font-weight: 600;
  margin-bottom: 0;
}

/* ============================================================
   ABOUT PAGE
   ============================================================ */
.team-values {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-left: var(--border-thick);
  border-top: var(--border-thick);
}

.value-block {
  border-right: var(--border-thick);
  border-bottom: var(--border-thick);
  padding: 48px 40px;
}

.value-block:hover {
  background: var(--acid);
}

.value-block__icon {
  font-family: var(--font-mono);
  font-size: 40px;
  font-weight: 700;
  color: var(--black);
  line-height: 1;
  margin-bottom: 20px;
}

.value-block__title {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.value-block__text {
  font-size: 14px;
  line-height: 1.7;
  color: #555;
}

.value-block:hover .value-block__text {
  color: #222;
}

/* ============================================================
   BREADCRUMB
   ============================================================ */
.breadcrumb-bar {
  background: var(--white);
  border-bottom: var(--border);
  padding: 14px 0;
}

.breadcrumb {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: flex;
  gap: 8px;
  align-items: center;
  color: var(--gray-mid);
}

.breadcrumb a {
  color: var(--gray-mid);
}

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

.breadcrumb__sep {
  color: var(--gray-light);
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--black);
  color: var(--white);
  border-top: var(--border-thick);
  border-top-color: var(--acid);
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 0;
  border-bottom: var(--border);
  border-bottom-color: #222;
}

.footer-col {
  padding: 56px 40px;
  border-right: 1px solid #222;
}

.footer-col:first-child {
  padding-left: 0;
}

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

.footer-logo {
  font-family: var(--font-mono);
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--white);
  display: block;
  margin-bottom: 20px;
  text-decoration: none;
}

.footer-logo span {
  color: var(--acid);
}

.footer-desc {
  font-size: 14px;
  line-height: 1.7;
  color: #888;
  margin-bottom: 28px;
  max-width: 300px;
}

.footer-col-title {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--acid);
  margin-bottom: 20px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 14px;
  color: #888;
  transition: color 0.15s;
}

.footer-links a:hover {
  color: var(--white);
  text-decoration: none;
}

.footer-contact-item {
  font-size: 13px;
  line-height: 1.6;
  color: #888;
  margin-bottom: 12px;
}

.footer-contact-item strong {
  display: block;
  color: #CCCCCC;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 3px;
}

.footer-contact-item a {
  color: #888;
}

.footer-contact-item a:hover {
  color: var(--white);
  text-decoration: none;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #555;
}

.footer-legal {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-legal a {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #555;
  transition: color 0.15s;
}

.footer-legal a:hover {
  color: var(--acid);
  text-decoration: none;
}

/* ============================================================
   ARTICLE SINGLE PAGE
   ============================================================ */
.article-hero {
  background: var(--black);
  color: var(--white);
  padding: 80px 0 0;
  border-bottom: var(--border-thick);
  border-bottom-color: var(--acid);
}

.article-hero__meta {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--acid);
  margin-bottom: 24px;
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.article-hero__title {
  font-size: clamp(32px, 5vw, 64px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  margin-bottom: 32px;
}

.article-hero__img {
  width: 100%;
  max-height: 520px;
  object-fit: cover;
  border-top: var(--border-thick);
  border-top-color: var(--acid);
  margin-top: 48px;
  filter: grayscale(15%);
}

.article-body {
  max-width: 760px;
  margin: 0 auto;
  padding: 72px 24px;
}

.article-body h2 {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 48px 0 16px;
  line-height: 1.2;
  border-left: 5px solid var(--acid);
  padding-left: 20px;
}

.article-body h3 {
  font-size: 20px;
  font-weight: 700;
  margin: 32px 0 12px;
}

.article-body p {
  font-size: 16px;
  line-height: 1.8;
  color: #333;
  margin-bottom: 20px;
}

.article-body ul, .article-body ol {
  margin: 16px 0 20px 24px;
}

.article-body ul {
  list-style: none;
  margin-left: 0;
}

.article-body ul li {
  padding: 8px 0 8px 20px;
  position: relative;
  font-size: 16px;
  line-height: 1.7;
  color: #333;
  border-bottom: 1px solid var(--gray-light);
}

.article-body ul li::before {
  content: '→';
  position: absolute;
  left: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--black);
}

.article-body ol li {
  font-size: 16px;
  line-height: 1.7;
  color: #333;
  margin-bottom: 8px;
}

.article-body blockquote {
  border-left: 5px solid var(--acid);
  background: var(--off-white);
  border-top: var(--border);
  border-right: var(--border);
  border-bottom: var(--border);
  padding: 28px 32px;
  margin: 32px 0;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: -0.01em;
}

.article-body strong {
  font-weight: 700;
  color: var(--black);
}

.article-tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 48px;
  padding-top: 32px;
  border-top: var(--border-thick);
}

.article-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 2px solid var(--black);
  padding: 5px 12px;
  color: var(--black);
}

/* ============================================================
   NOTICE BAR
   ============================================================ */
.notice-bar {
  background: var(--red);
  color: var(--white);
  text-align: center;
  padding: 12px 24px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .courses-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .course-card:nth-child(3n) {
    border-right: var(--border);
  }
  .course-card:nth-child(2n) {
    border-right: none;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
  .footer-col:nth-child(2n) {
    border-right: none;
  }
  .info-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .hero-inner {
    grid-template-columns: 1fr;
  }
  .hero-img {
    height: 360px;
  }
  .hero-content {
    border-right: none;
    padding: 64px 0;
  }
  .featured-article {
    grid-template-columns: 1fr;
  }
  .featured-article__img {
    height: 320px;
    border-right: none;
    border-bottom: var(--border-thick);
  }
  .featured-article__content {
    padding: 40px;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 60px 0;
  }
  .nav-list {
    display: none;
  }
  .hamburger {
    display: flex;
  }
  .hero-stat-bar .container {
    flex-wrap: wrap;
  }
  .stat-item {
    flex: 0 0 50%;
    border-bottom: var(--border);
    border-bottom-color: var(--black);
  }
  .courses-grid {
    grid-template-columns: 1fr;
  }
  .course-card:nth-child(2n) {
    border-right: none;
  }
  .two-col {
    grid-template-columns: 1fr;
  }
  .two-col__img {
    height: 300px;
    border-right: none;
    border-bottom: var(--border-thick);
  }
  .two-col--reverse .two-col__img {
    border-left: none;
    border-bottom: var(--border-thick);
    order: -1;
  }
  .two-col--reverse .two-col__content {
    order: 1;
  }
  .two-col__content {
    padding: 40px 24px;
  }
  .articles-grid {
    grid-template-columns: 1fr;
  }
  .info-grid {
    grid-template-columns: 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .contact-info {
    border-right: none;
    border-bottom: var(--border-thick);
    border-bottom-color: var(--acid);
    padding: 40px 24px;
  }
  .contact-form {
    padding: 40px 24px;
  }
  .cta-band .container {
    flex-direction: column;
    text-align: center;
  }
  .cta-band__actions {
    justify-content: center;
  }
  .footer-top {
    grid-template-columns: 1fr;
  }
  .footer-col {
    border-right: none;
    border-bottom: 1px solid #222;
    padding: 40px 0;
  }
  .footer-col:first-child {
    padding-left: 0;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
  .team-values {
    grid-template-columns: 1fr;
  }
  .hero-content {
    padding: 48px 0;
  }
  .featured-article__content {
    padding: 32px 24px;
  }
  .contact-info__title {
    font-size: 28px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 36px;
  }
  .page-hero__title {
    font-size: 36px;
  }
  .stat-item {
    flex: 0 0 100%;
  }
}