@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;700;900&family=Space+Mono:wght@400;700&family=Inter:wght@400;500;600&display=swap');

:root {
  --green: #76FF03;
  --dark: #0c0c0c;
  --dark-2: #141414;
  --dark-3: #1c1c1c;
  --white: #ffffff;
  --gray: #777777;
  --gray-2: #444444;
  --border: #252525;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--dark);
  color: var(--white);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(118,255,3,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(118,255,3,0.025) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none;
  z-index: 0;
}

/* ─── HEADER ─── */
header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(12,12,12,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 2rem;
  height: 64px;
  display: flex;
  align-items: center;
}

nav {
  max-width: 1280px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 0.95rem;
  color: var(--white);
  text-decoration: none;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.nav-links a {
  color: var(--gray);
  text-decoration: none;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: color 0.2s;
  font-family: 'Space Mono', monospace;
}

.nav-links a:hover { color: var(--white); }

.nav-cta {
  background: var(--green) !important;
  color: var(--dark) !important;
  padding: 0.55rem 1.2rem !important;
  font-size: 0.65rem !important;
  font-weight: 700 !important;
  letter-spacing: 0.1em !important;
  margin-left: 1rem;
  transition: opacity 0.2s !important;
  white-space: nowrap;
}

.nav-cta:hover { opacity: 0.85 !important; color: var(--dark) !important; }

/* ─── MAIN ─── */
main {
  flex: 1;
  position: relative;
  z-index: 1;
}

/* ─── HERO ─── */
.hero-section {
  min-height: calc(100vh - 64px);
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  max-width: 1280px;
  margin: 0 auto;
  padding: 4rem 2rem;
  gap: 3rem;
}

.hero-left { display: flex; flex-direction: column; justify-content: center; }

.hero-label {
  font-family: 'Space Mono', monospace;
  font-size: 0.62rem;
  color: var(--green);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  margin-bottom: 1.8rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.hero-label::before {
  content: '';
  display: inline-block;
  width: 36px;
  height: 1px;
  background: var(--green);
  flex-shrink: 0;
}

.hero-title {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: clamp(2.8rem, 5vw, 5rem);
  line-height: 0.93;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  margin-bottom: 1.8rem;
  color: var(--white);
}

.hero-subtitle {
  font-size: 1rem;
  color: var(--gray);
  max-width: 460px;
  margin-bottom: 2.5rem;
  line-height: 1.75;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 4rem;
}

.btn-hero-primary {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.4);
  padding: 0.85rem 2rem;
  font-family: 'Space Mono', monospace;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  transition: all 0.2s;
  cursor: pointer;
}

.btn-hero-primary:hover {
  background: var(--white);
  color: var(--dark);
  border-color: var(--white);
}

.btn-hero-secondary {
  background: transparent;
  color: var(--gray);
  border: none;
  padding: 0.85rem 1rem;
  font-family: 'Space Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  transition: color 0.2s;
  cursor: pointer;
}

.btn-hero-secondary:hover { color: var(--white); }

.hero-pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  border-top: 1px solid var(--border);
  padding-top: 2rem;
}

.pillar-num {
  font-family: 'Space Mono', monospace;
  font-size: 0.6rem;
  color: var(--green);
  letter-spacing: 0.1em;
  margin-bottom: 0.4rem;
}

.pillar-name {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white);
}

/* Hero photo */
.hero-right {
  position: relative;
  display: flex;
  justify-content: flex-end;
  align-items: stretch;
  height: 600px;
  overflow: hidden;
}

/* Architectural wireframe background */
.hero-arch-lines {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.22;
}

.hero-arch-lines svg {
  width: 100%;
  height: 100%;
}

/* Dark gradient overlay — blends left edge into background */
.hero-photo-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background:
    linear-gradient(to right, rgba(12,12,12,1) 0%, rgba(12,12,12,0.6) 18%, rgba(12,12,12,0.1) 45%, transparent 65%),
    linear-gradient(to top, rgba(12,12,12,0.8) 0%, transparent 25%);
  pointer-events: none;
}

.hero-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
  position: relative;
  z-index: 1;
  filter: brightness(0.82) saturate(0.88) contrast(1.05);
}

.hero-photo-label {
  position: absolute;
  bottom: 1.5rem;
  right: 0;
  font-family: 'Space Mono', monospace;
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  color: var(--white);
  background: rgba(0,0,0,0.75);
  padding: 0.5rem 1rem;
  text-transform: uppercase;
  border-left: 2px solid var(--green);
  z-index: 3;
}

/* ─── SECTION WRAPPER ─── */
.section-wrap {
  max-width: 1280px;
  margin: 0 auto;
  padding: 5rem 2rem;
  border-top: 1px solid var(--border);
}

.section-label {
  font-family: 'Space Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 3rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.section-label span { color: var(--green); }

/* ─── PRODUCTS GRID ─── */
.products-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 1px;
  background: var(--border);
}

.product-card {
  background: var(--dark-2);
  padding: 2.5rem;
  position: relative;
  transition: background 0.25s;
  text-decoration: none;
  display: block;
  color: var(--white);
}

.product-card:hover { background: var(--dark-3); }

.product-tag {
  font-family: 'Space Mono', monospace;
  font-size: 0.58rem;
  letter-spacing: 0.22em;
  color: var(--green);
  text-transform: uppercase;
  margin-bottom: 0.8rem;
}

.product-title {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 1.5rem;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  margin-bottom: 2rem;
  line-height: 1.1;
  color: var(--white);
}

.product-items { list-style: none; }

.product-items li {
  padding: 0.9rem 0;
  border-top: 1px solid var(--border);
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.8rem;
  align-items: start;
}

.product-items .item-num {
  font-family: 'Space Mono', monospace;
  font-size: 0.58rem;
  color: var(--green);
  padding-top: 2px;
}

.product-items .item-body {}
.product-items .item-label {
  display: block;
  font-family: 'Space Mono', monospace;
  font-size: 0.56rem;
  color: var(--gray);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.2rem;
}

.product-items .item-name {
  display: block;
  font-weight: 700;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--white);
}

.product-items .item-icon { color: var(--green); font-size: 1rem; padding-top: 2px; }

.product-card-img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  margin-bottom: 1.5rem;
  display: block;
}

.product-card-img-placeholder {
  width: 100%;
  aspect-ratio: 16/10;
  background: var(--dark-3);
  border: 1px solid var(--border);
  margin-bottom: 1.5rem;
}

.btn-green {
  display: block;
  background: var(--green);
  color: var(--dark);
  text-align: center;
  padding: 0.9rem 1rem;
  font-family: 'Space Mono', monospace;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  transition: opacity 0.2s;
  margin-top: 1.5rem;
  cursor: pointer;
  border: none;
  width: 100%;
}

.btn-green:hover { opacity: 0.85; }

/* ─── BLOG SECTION ─── */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
}

.blog-card {
  background: var(--dark-2);
  padding: 2.5rem;
  text-decoration: none;
  display: block;
  transition: background 0.25s;
}

.blog-card:hover { background: var(--dark-3); }

.blog-card-cat {
  font-family: 'Space Mono', monospace;
  font-size: 0.58rem;
  color: var(--green);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.blog-card-title {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  line-height: 1.35;
}

.blog-card-date {
  margin-top: 2rem;
  font-family: 'Space Mono', monospace;
  font-size: 0.58rem;
  color: var(--gray-2);
  letter-spacing: 0.1em;
}

/* ─── CTA SECTION ─── */
.cta-section {
  border-top: 1px solid var(--border);
  padding: 8rem 2rem;
  text-align: center;
  background: var(--dark-2);
  position: relative;
  z-index: 1;
  overflow: hidden;
}

.cta-title {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: clamp(2rem, 5.5vw, 4.5rem);
  text-transform: uppercase;
  letter-spacing: -0.02em;
  margin-bottom: 3rem;
  line-height: 1;
}

.cta-title span { color: var(--green); }

.cta-form {
  display: flex;
  max-width: 540px;
  margin: 0 auto;
}

.cta-input {
  flex: 1;
  background: var(--dark-3);
  border: 1px solid var(--border);
  border-right: none;
  color: var(--white);
  padding: 1rem 1.5rem;
  font-family: 'Space Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  outline: none;
  transition: border-color 0.2s;
}

.cta-input::placeholder { color: var(--gray-2); }
.cta-input:focus { border-color: var(--green); }

.cta-submit {
  background: var(--green);
  color: var(--dark);
  border: none;
  padding: 1rem 2rem;
  font-family: 'Space Mono', monospace;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  cursor: pointer;
  transition: opacity 0.2s;
  white-space: nowrap;
}

.cta-submit:hover { opacity: 0.85; }

/* ─── FOOTER ─── */
footer {
  border-top: 1px solid var(--border);
  padding: 1.5rem 2rem;
  background: var(--dark);
  position: relative;
  z-index: 1;
}

.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-copy {
  font-family: 'Space Mono', monospace;
  font-size: 0.6rem;
  color: var(--gray-2);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.footer-links {
  display: flex;
  gap: 2rem;
}

.footer-links a {
  font-family: 'Space Mono', monospace;
  font-size: 0.6rem;
  color: var(--gray-2);
  text-decoration: none;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color 0.2s;
}

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

/* ─── ALERTS ─── */
.alerts-wrap {
  max-width: 1280px;
  margin: 1rem auto;
  padding: 0 2rem;
}

.alert {
  padding: 0.9rem 1.5rem;
  margin-bottom: 0.5rem;
  font-family: 'Space Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.05em;
  border-left: 3px solid;
}

.alert-success { border-color: var(--green); background: rgba(118,255,3,0.06); color: var(--green); }
.alert-error, .alert-danger { border-color: #FF453A; background: rgba(255,69,58,0.06); color: #FF453A; }
.alert-info, .alert-warning { border-color: var(--gray); background: rgba(119,119,119,0.06); color: var(--gray); }

/* ─── AUTH PAGES ─── */
.auth-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 64px);
  padding: 2rem;
}

.auth-box {
  background: var(--dark-2);
  border: 1px solid var(--border);
  padding: 3rem;
  width: 100%;
  max-width: 420px;
}

.auth-box h2 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 1.8rem;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  margin-bottom: 0.4rem;
}

.auth-sub {
  font-family: 'Space Mono', monospace;
  font-size: 0.6rem;
  color: var(--green);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 2.5rem;
}

.form-group { margin-bottom: 1.4rem; }

.form-group label {
  display: block;
  font-family: 'Space Mono', monospace;
  font-size: 0.58rem;
  color: var(--gray);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group select {
  width: 100%;
  background: var(--dark-3);
  border: 1px solid var(--border);
  color: var(--white);
  padding: 0.85rem 1rem;
  font-size: 0.9rem;
  font-family: 'Inter', sans-serif;
  outline: none;
  transition: border-color 0.2s;
  -webkit-appearance: none;
}

.form-group input:focus,
.form-group select:focus { border-color: var(--green); }

.form-group .helptext {
  font-size: 0.7rem;
  color: var(--gray-2);
  margin-top: 0.35rem;
  line-height: 1.4;
}

/* Django auto-rendered form styles */
.auth-box p { margin-bottom: 1.2rem; }
.auth-box p label {
  display: block;
  font-family: 'Space Mono', monospace;
  font-size: 0.58rem;
  color: var(--gray);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.auth-box p input {
  width: 100%;
  background: var(--dark-3);
  border: 1px solid var(--border);
  color: var(--white);
  padding: 0.85rem 1rem;
  font-size: 0.9rem;
  font-family: 'Inter', sans-serif;
  outline: none;
  box-sizing: border-box;
}
.auth-box p input:focus { border: 1px solid var(--green); }
.auth-box ul { list-style: none; font-size: 0.72rem; color: var(--gray); margin-top: 0.3rem; padding-left: 0.5rem; }

.btn-form {
  width: 100%;
  background: var(--green);
  color: var(--dark);
  border: none;
  padding: 1rem;
  font-family: 'Space Mono', monospace;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  cursor: pointer;
  transition: opacity 0.2s;
  margin-top: 0.5rem;
}

.btn-form:hover { opacity: 0.85; }

.auth-link {
  text-align: center;
  margin-top: 1.5rem;
  font-size: 0.8rem;
  color: var(--gray);
}

.auth-link a { color: var(--green); text-decoration: none; }

/* ─── DASHBOARD ─── */
.private-area {
  max-width: 1280px;
  margin: 0 auto;
  padding: 3rem 2rem;
}

.private-header {
  border-bottom: 1px solid var(--border);
  padding-bottom: 2rem;
  margin-bottom: 3rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.private-header h1 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 2.8rem;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  line-height: 1;
}

.private-header h1 span { color: var(--green); }

.private-meta {
  font-family: 'Space Mono', monospace;
  font-size: 0.65rem;
  color: var(--gray);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.courses-private-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1px;
  background: var(--border);
}

.course-private-card {
  background: var(--dark-2);
  padding: 2.5rem;
  text-decoration: none;
  display: block;
  transition: background 0.25s;
  color: var(--white);
}

.course-private-card:hover { background: var(--dark-3); }

.course-tag {
  font-family: 'Space Mono', monospace;
  font-size: 0.58rem;
  letter-spacing: 0.22em;
  color: var(--green);
  text-transform: uppercase;
  margin-bottom: 0.8rem;
}

.course-private-card h3 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 1.2rem;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 0.8rem;
  letter-spacing: 0.02em;
}

.course-private-card p { color: var(--gray); font-size: 0.85rem; }

/* ─── COURSE DETAIL (closed area) ─── */
.course-detail-page {
  max-width: 1280px;
  margin: 0 auto;
  padding: 3rem 2rem;
}

.course-detail-header {
  border-bottom: 1px solid var(--border);
  padding-bottom: 2.5rem;
  margin-bottom: 3rem;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: start;
}

.course-detail-header h1 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 2.5rem;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.course-description { color: var(--gray); font-size: 0.95rem; line-height: 1.7; max-width: 640px; }

.purchase-block {
  background: var(--dark-2);
  border: 1px solid var(--border);
  padding: 2rem;
  text-align: center;
  min-width: 240px;
}

.price-display {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 2rem;
  color: var(--green);
  margin-bottom: 0.3rem;
}

.price-label {
  font-family: 'Space Mono', monospace;
  font-size: 0.6rem;
  color: var(--gray);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.lessons-list { list-style: none; }

.lesson-item {
  border-bottom: 1px solid var(--border);
}

.lesson-item a {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.2rem 0;
  text-decoration: none;
  color: var(--gray);
  font-size: 0.9rem;
  transition: color 0.2s;
}

.lesson-item a:hover { color: var(--white); }

.lesson-num {
  font-family: 'Space Mono', monospace;
  font-size: 0.6rem;
  color: var(--green);
  flex-shrink: 0;
  width: 2rem;
}

/* ─── LESSON DETAIL ─── */
.lesson-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: calc(100vh - 64px);
}

.lessons-sidebar {
  background: var(--dark-2);
  border-right: 1px solid var(--border);
  padding: 2rem 0;
  overflow-y: auto;
  position: sticky;
  top: 64px;
  height: calc(100vh - 64px);
}

.sidebar-head {
  padding: 0 1.5rem 1.5rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 0.5rem;
}

.sidebar-head span {
  font-family: 'Space Mono', monospace;
  font-size: 0.58rem;
  color: var(--gray);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.lesson-nav-item {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.85rem 1.5rem;
  color: var(--gray);
  text-decoration: none;
  font-size: 0.82rem;
  border-left: 2px solid transparent;
  transition: all 0.2s;
}

.lesson-nav-item:hover,
.lesson-nav-item.active {
  color: var(--white);
  border-left-color: var(--green);
  background: rgba(118,255,3,0.04);
}

.lesson-nav-num {
  font-family: 'Space Mono', monospace;
  font-size: 0.55rem;
  color: var(--green);
  flex-shrink: 0;
}

.lesson-content-area {
  padding: 3rem;
  max-width: 820px;
}

.lesson-content-area h1 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 2rem;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  letter-spacing: -0.01em;
}

.lesson-content-area .lesson-desc {
  color: var(--gray);
  margin-bottom: 2rem;
  font-size: 0.95rem;
}

.video-container {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  margin-bottom: 2rem;
  background: var(--dark-3);
}

.video-container iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.text-content { color: #ccc; font-size: 0.95rem; line-height: 1.8; margin-bottom: 2rem; }
.text-content p { margin-bottom: 1rem; }

.hw-section {
  border-top: 1px solid var(--border);
  padding-top: 2.5rem;
  margin-top: 2.5rem;
}

.hw-title {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
}

.hw-status {
  background: var(--dark-2);
  border: 1px solid var(--border);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  font-size: 0.88rem;
  color: var(--gray);
}

.hw-status .grade { color: var(--green); font-weight: 700; }

.hw-form textarea {
  width: 100%;
  background: var(--dark-3);
  border: 1px solid var(--border);
  color: var(--white);
  padding: 1rem;
  font-size: 0.9rem;
  font-family: 'Inter', sans-serif;
  min-height: 140px;
  outline: none;
  resize: vertical;
  margin-bottom: 1rem;
  transition: border-color 0.2s;
}

.hw-form textarea:focus { border-color: var(--green); }

.hw-form input[type="file"] {
  font-family: 'Space Mono', monospace;
  font-size: 0.65rem;
  color: var(--gray);
  margin-bottom: 1rem;
  display: block;
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1px solid var(--border);
  padding: 0.7rem 1.5rem;
  font-family: 'Space Mono', monospace;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  display: inline-block;
  transition: all 0.2s;
  cursor: pointer;
}

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

/* ─── ARTICLE / PAGE ─── */
.article-page {
  max-width: 780px;
  margin: 0 auto;
  padding: 4rem 2rem;
}

.article-header {
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

.article-cat {
  font-family: 'Space Mono', monospace;
  font-size: 0.62rem;
  color: var(--green);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.article-header h1 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 2.5rem;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.article-edit-link {
  font-family: 'Space Mono', monospace;
  font-size: 0.6rem;
  color: var(--gray);
  text-decoration: none;
  border: 1px solid var(--border);
  padding: 0.4rem 0.8rem;
  margin-top: 1rem;
  display: inline-block;
  transition: all 0.2s;
}

.article-edit-link:hover { border-color: var(--white); color: var(--white); }

.article-content { color: #c8c8c8; font-size: 1rem; line-height: 1.85; }
.article-content h2 { font-family:'Montserrat',sans-serif; font-weight:900; font-size:1.5rem; text-transform:uppercase; color:var(--white); margin:2.5rem 0 1rem; letter-spacing:-0.01em; }
.article-content h3 { font-family:'Montserrat',sans-serif; font-weight:700; font-size:1.1rem; text-transform:uppercase; color:var(--green); margin:2rem 0 0.8rem; }
.article-content p { margin-bottom:1.4rem; }
.article-content ul, .article-content ol { margin:1rem 0 1.5rem 1.5rem; }
.article-content li { margin-bottom:0.5rem; }
.article-content img { max-width:100%; height:auto; margin:2rem 0; display:block; }
.article-content blockquote { border-left:3px solid var(--green); padding:1rem 1.5rem; color:var(--gray); margin:2rem 0; font-style:italic; }
.article-content a { color:var(--green); }
.article-content strong { color:var(--white); }

/* ─── BLOG LIST PAGE ─── */
.blog-page {
  max-width: 1280px;
  margin: 0 auto;
  padding: 4rem 2rem;
}

.blog-page-header {
  border-bottom: 1px solid var(--border);
  padding-bottom: 2rem;
  margin-bottom: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 1rem;
}

.blog-page-header h1 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 3rem;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  line-height: 1;
}

.cat-filters {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.cat-filter {
  font-family: 'Space Mono', monospace;
  font-size: 0.58rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 0.45rem 0.9rem;
  border: 1px solid var(--border);
  color: var(--gray);
  text-decoration: none;
  transition: all 0.2s;
}

.cat-filter:hover,
.cat-filter.active { border-color: var(--green); color: var(--green); }

/* ─── BURGER / MOBILE MENU ─── */
.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-burger span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--white);
  transition: all 0.25s;
  transform-origin: center;
}

.nav-burger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-burger.open span:nth-child(2) { opacity: 0; }
.nav-burger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.mobile-menu {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  background: rgba(12,12,12,0.98);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 1.5rem 2rem;
  z-index: 999;
  flex-direction: column;
  gap: 0;
}

.mobile-menu.open { display: flex; }

.mobile-menu a {
  display: block;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
  color: var(--gray);
  text-decoration: none;
  font-family: 'Space Mono', monospace;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  transition: color 0.2s;
}

.mobile-menu a:hover { color: var(--white); }
.mobile-menu a:last-child { border-bottom: none; }

.mobile-menu-cta {
  color: var(--green) !important;
  margin-top: 0.5rem;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 1024px) {
  .hero-section {
    grid-template-columns: 1fr;
    min-height: auto;
    padding: 3rem 2rem;
  }
  .hero-right { display: none; }
  .products-grid { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-title { font-size: clamp(2.5rem, 7vw, 4rem); }
}

@media (max-width: 768px) {
  header { padding: 0 1rem; }

  /* Show burger, hide desktop links */
  .nav-burger { display: flex; }
  .nav-links { display: none; }

  /* Hero */
  .hero-section { padding: 2.5rem 1.25rem; gap: 2rem; }
  .hero-title { font-size: clamp(2rem, 9vw, 3rem); }
  .hero-subtitle { font-size: 0.9rem; }
  .hero-buttons { flex-direction: column; align-items: flex-start; gap: 0.75rem; }
  .btn-hero-primary, .btn-hero-secondary { width: 100%; text-align: center; justify-content: center; }
  .hero-pillars { grid-template-columns: repeat(3, 1fr); gap: 1rem; padding-top: 1.5rem; }
  .pillar-name { font-size: 0.65rem; }

  /* Sections */
  .section-wrap { padding: 3rem 1.25rem; }
  .section-label { margin-bottom: 2rem; }

  /* Products */
  .products-grid { grid-template-columns: 1fr; }
  .product-card { padding: 2rem 1.5rem; }
  .product-title { font-size: 1.2rem; }

  /* Blog */
  .blog-grid { grid-template-columns: 1fr; }
  .blog-card { padding: 1.5rem; }

  /* CTA */
  .cta-section { padding: 5rem 1.25rem; }
  .cta-title { font-size: clamp(1.8rem, 8vw, 3rem); margin-bottom: 2rem; }
  .cta-form { flex-direction: column; }
  .cta-input { border-right: 1px solid var(--border); border-bottom: none; }
  .cta-submit { width: 100%; padding: 1rem; }

  /* Footer */
  .footer-inner { flex-direction: column; gap: 1rem; text-align: center; }
  .footer-links { justify-content: center; }

  /* Blog page */
  .blog-page { padding: 2.5rem 1.25rem; }
  .blog-page-header { flex-direction: column; align-items: flex-start; }
  .blog-page-header h1 { font-size: 2rem; }

  /* Article */
  .article-page { padding: 2.5rem 1.25rem; }
  .article-header h1 { font-size: 1.8rem; }

  /* Course detail */
  .course-detail-page { padding: 2rem 1.25rem; }
  .course-detail-header { grid-template-columns: 1fr; }
  .course-detail-header h1 { font-size: 1.8rem; }
  .purchase-block { min-width: unset; }

  /* Lesson */
  .lesson-layout { grid-template-columns: 1fr; }
  .lessons-sidebar { display: none; }
  .lesson-content-area { padding: 1.5rem 1.25rem; }
  .lesson-content-area h1 { font-size: 1.5rem; }

  /* Dashboard */
  .private-area { padding: 2rem 1.25rem; }
  .private-header { flex-direction: column; align-items: flex-start; gap: 0.5rem; }
  .private-header h1 { font-size: 2rem; }

  /* Auth */
  .auth-box { padding: 2rem 1.5rem; }

  /* Alerts */
  .alerts-wrap { padding: 0 1.25rem; }
}

@media (max-width: 420px) {
  .hero-title { font-size: 1.85rem; }
  .hero-pillars { grid-template-columns: 1fr; gap: 0.8rem; }
  .logo { font-size: 0.85rem; }
}