/* ===================================================================
   XELENOR — NASA-inspired Dark Design System
   Space: dark backgrounds, bold type, cinematic imagery, blue accent
   =================================================================== */

:root {
  /* Core palette — NASA dark + Microsoft Blue accent */
  --black:       #000000;
  --dark:        #111111;
  --dark-2:      #181818;
  --dark-3:      #222222;
  --dark-4:      #2a2a2a;
  --dark-5:      #333333;
  --mid:         #555555;
  --light-text:  #aaaaaa;
  --lighter:     #cccccc;
  --white:       #ffffff;

  /* Accent — Microsoft Blue (our "NASA red" equivalent) */
  --accent:      #0078d4;
  --accent-dark: #005a9e;
  --accent-glow: rgba(0,120,212,.25);
  --accent-dim:  rgba(0,120,212,.12);

  /* Text */
  --text:        var(--white);
  --text-muted:  var(--lighter);
  --text-dim:    var(--light-text);
  --text-on-dark:#ffffff;

  /* Borders */
  --border:      rgba(255,255,255,.08);
  --border-mid:  rgba(255,255,255,.14);
  --border-light:rgba(255,255,255,.20);

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0,0,0,.5);
  --shadow:    0 4px 20px rgba(0,0,0,.6);
  --shadow-lg: 0 16px 48px rgba(0,0,0,.7);
  --shadow-xl: 0 32px 80px rgba(0,0,0,.8);

  /* Radius */
  --r-sm: 3px;
  --r:    4px;
  --r-md: 6px;
  --r-lg: 10px;
  --r-xl: 14px;

  /* Typography — NASA uses large, bold, condensed-ish type */
  --font: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'Cascadia Code', 'Consolas', monospace;

  /* Motion */
  --ease: cubic-bezier(0.25, 0.1, 0.25, 1);
  --t-fast: 0.12s;
  --t: 0.22s;
  --t-slow: 0.4s;
}

/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--black);
  color: var(--text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
}
a { color: inherit; text-decoration: none; transition: opacity var(--t-fast) var(--ease); }
a:hover { opacity: .8; }
img { max-width: 100%; display: block; }
button { font-family: var(--font); }

/* ===== UTILS ===== */
.container    { max-width: 1280px; margin: 0 auto; padding: 0 40px; }
.container-sm { max-width: 900px;  margin: 0 auto; padding: 0 40px; }
.text-center  { text-align: center; }
.text-accent  { color: var(--accent); }
.text-dim     { color: var(--text-dim); }
.text-muted   { color: var(--text-muted); }
.mt-2 { margin-top:  16px; }
.mt-3 { margin-top:  28px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 28px; }
.sr-only { position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0; }

/* ===== DIVIDER ===== */
hr.nasa-divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 22px;
  font-size: 14px;
  font-weight: 700;
  font-family: var(--font);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  cursor: pointer;
  border: none;
  border-radius: var(--r);
  transition: all var(--t-fast) var(--ease);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0);
  transition: background var(--t-fast);
}
.btn:hover::after { background: rgba(255,255,255,.08); }
.btn:active { transform: scale(.98); }

.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover { background: var(--accent-dark); opacity: 1; }

.btn-ghost {
  background: transparent;
  color: var(--white);
  border: 1.5px solid var(--border-mid);
}
.btn-ghost:hover { border-color: var(--border-light); background: rgba(255,255,255,.05); opacity: 1; }

.btn-white {
  background: var(--white);
  color: var(--black);
}
.btn-white:hover { background: #e0e0e0; opacity: 1; }

.btn-text {
  background: transparent;
  color: var(--accent);
  padding: 0;
  font-size: 14px;
  letter-spacing: 0;
  text-transform: none;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: none;
}
.btn-text:hover { opacity: .75; }

.btn-sm  { padding: 7px 14px; font-size: 12px; }
.btn-lg  { padding: 14px 28px; font-size: 15px; }
.btn-xl  { padding: 16px 36px; font-size: 16px; }
.btn-full { width: 100%; }
.btn-icon { padding: 9px; border-radius: var(--r); }

/* Danger */
.btn-danger { background: #e00; color: #fff; }
.btn-danger:hover { background: #c00; opacity: 1; }

/* ===== FORMS ===== */
.form-group { margin-bottom: 20px; }
.form-label {
  display: block;
  margin-bottom: 7px;
  font-size: 12px;
  font-weight: 700;
  color: var(--lighter);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.form-control {
  width: 100%;
  padding: 11px 14px;
  background: var(--dark-3);
  border: 1.5px solid var(--border-mid);
  border-radius: var(--r);
  font-size: 14px;
  font-family: var(--font);
  color: var(--white);
  transition: border-color var(--t) var(--ease), box-shadow var(--t) var(--ease);
  -webkit-appearance: none;
}
.form-control:hover  { border-color: var(--border-light); }
.form-control:focus  { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.form-control::placeholder { color: var(--mid); }
textarea.form-control { resize: vertical; min-height: 90px; }
select.form-control   { cursor: pointer; }
input[type="color"].form-control { padding: 4px; height: 42px; cursor: pointer; }
.form-hint { font-size: 12px; color: var(--text-dim); margin-top: 6px; }
input[type="checkbox"] { width: 16px; height: 16px; accent-color: var(--accent); cursor: pointer; }

/* ===== BADGES ===== */
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 10px;
  border-radius: var(--r-sm);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.10em;
  text-transform: uppercase;
}
.badge-admin   { background: var(--accent-dim); color: #62b8ff; border: 1px solid rgba(0,120,212,.3); }
.badge-user    { background: rgba(255,255,255,.06); color: var(--text-dim); }
.badge-active  { background: rgba(16,124,16,.2); color: #6ed06e; border: 1px solid rgba(16,124,16,.3); }
.badge-draft   { background: rgba(220,40,40,.15); color: #f08080; border: 1px solid rgba(220,40,40,.25); }
.badge-published { background: rgba(16,124,16,.2); color: #6ed06e; border: 1px solid rgba(16,124,16,.3); }

/* ===== ALERTS ===== */
.alert {
  padding: 12px 16px;
  border-radius: var(--r);
  font-size: 14px;
  margin-bottom: 16px;
  border-left: 3px solid;
  display: flex; align-items: flex-start; gap: 10px;
}
.alert-success { background: rgba(16,124,16,.15); border-color: #4caf50; color: #a5d6a7; }
.alert-error   { background: rgba(200,40,40,.15); border-color: #e00; color: #ffaaaa; }
.alert-warning { background: rgba(255,185,0,.12); border-color: #ffb900; color: #ffd966; }
.alert-persist { animation: fadeOut .4s ease 3.5s forwards; }
@keyframes fadeOut { to { opacity: 0; height: 0; padding: 0; margin: 0; overflow: hidden; } }

/* ===== HEADER ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: 64px;
  display: flex;
  align-items: center;
  background: rgba(0,0,0,.85);
  backdrop-filter: blur(24px) saturate(1.5);
  -webkit-backdrop-filter: blur(24px) saturate(1.5);
  border-bottom: 1px solid var(--border);
  transition: background var(--t) var(--ease), border-color var(--t) var(--ease);
}
.site-header.at-top { background: rgba(0,0,0,.5); border-bottom-color: transparent; }

.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  align-items: center;
  gap: 0;
  width: 100%;
}

.logo {
  display: flex; align-items: center; gap: 10px;
  font-weight: 800; font-size: 18px; letter-spacing: 0.03em;
  color: var(--white); text-transform: uppercase;
  flex-shrink: 0; margin-right: 36px;
  position: relative;
  padding-bottom: 4px;
}
.logo::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 22px; height: 2px;
  background: var(--accent);
}
.logo:hover { opacity: 1; }

.main-nav { display: flex; align-items: center; gap: 0; flex: 1; }
.main-nav a {
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--lighter);
  transition: color var(--t-fast);
  position: relative;
}
.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 14px; right: 14px;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--t-fast) var(--ease);
}
.main-nav a:hover  { color: var(--white); opacity: 1; }
.main-nav a:hover::after { transform: scaleX(1); }
.main-nav a.active { color: var(--white); }
.main-nav a.active::after { transform: scaleX(1); }

.header-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }

/* User chip */
.user-menu { position: relative; }
.user-btn {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 12px 6px 8px;
  border: 1px solid var(--border-mid);
  border-radius: 40px;
  background: rgba(255,255,255,.06);
  cursor: pointer; color: var(--white);
  font-size: 13px; font-weight: 600;
  transition: all var(--t-fast);
  font-family: var(--font);
}
.user-btn:hover { border-color: var(--border-light); background: rgba(255,255,255,.10); }
.user-avatar {
  width: 26px; height: 26px; border-radius: 50%;
  background: var(--accent);
  color: #fff; display: flex; align-items: center; justify-content: center;
  font-size: 10px; font-weight: 800; flex-shrink: 0;
}

.user-dropdown {
  position: absolute; top: calc(100% + 8px); right: 0;
  background: var(--dark-2); border: 1px solid var(--border-mid);
  border-radius: var(--r-md); box-shadow: var(--shadow-lg);
  padding: 6px; min-width: 200px; display: none; z-index: 200;
}
.user-dropdown.open { display: block; animation: dropIn .15s var(--ease); }
@keyframes dropIn { from { opacity:0; transform:translateY(-6px) scale(.97); } to { opacity:1; transform:none; } }
.user-dropdown a {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px; border-radius: var(--r);
  font-size: 13px; font-weight: 500; color: var(--lighter);
  transition: background var(--t-fast);
}
.user-dropdown a:hover { background: rgba(255,255,255,.08); color: var(--white); opacity: 1; }
.user-dropdown a svg { width: 15px; height: 15px; flex-shrink: 0; }
.dropdown-divider { height: 1px; background: var(--border); margin: 4px 0; }

.mobile-toggle {
  display: none; padding: 8px; border: none;
  background: transparent; cursor: pointer;
  border-radius: var(--r); color: var(--white);
}

/* Page offset for fixed header */
.page-offset { padding-top: 64px; }

/* ===== HERO — NASA style, full-bleed dark ===== */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--black);
}
.hero-bg {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, #000 0%, #001020 40%, #001a40 70%, #001428 100%);
}
/* Animated particles / stars */
.hero-bg::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    radial-gradient(1px 1px at 10% 20%, rgba(255,255,255,.5) 0%, transparent 0%),
    radial-gradient(1px 1px at 35% 55%, rgba(255,255,255,.4) 0%, transparent 0%),
    radial-gradient(1px 1px at 60% 15%, rgba(255,255,255,.6) 0%, transparent 0%),
    radial-gradient(1px 1px at 80% 40%, rgba(255,255,255,.3) 0%, transparent 0%),
    radial-gradient(1px 1px at 92% 70%, rgba(255,255,255,.5) 0%, transparent 0%),
    radial-gradient(1px 1px at 25% 80%, rgba(255,255,255,.3) 0%, transparent 0%),
    radial-gradient(1.5px 1.5px at 50% 35%, rgba(255,255,255,.6) 0%, transparent 0%),
    radial-gradient(1px 1px at 70% 85%, rgba(255,255,255,.4) 0%, transparent 0%),
    radial-gradient(2px 2px at 15% 60%, rgba(0,120,212,.5) 0%, transparent 0%),
    radial-gradient(1px 1px at 45% 10%, rgba(255,255,255,.7) 0%, transparent 0%);
}
.hero-bg::after {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 60% 60% at 80% 30%, rgba(0,60,130,.4) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 20% 70%, rgba(0,20,60,.6) 0%, transparent 60%);
}
.hero-glow {
  position: absolute;
  bottom: -100px; right: 10%;
  width: 600px; height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,120,212,.18) 0%, transparent 70%);
}
.hero-content {
  position: relative; z-index: 2;
  width: 100%;
  padding: 100px 40px 80px;
  max-width: 1280px;
  margin: 0 auto;
}
.hero-eyebrow {
  font-size: 11px; font-weight: 700;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
  display: flex; align-items: center; gap: 10px;
}
.hero-eyebrow::before {
  content: '';
  width: 28px; height: 2px;
  background: var(--accent);
  flex-shrink: 0;
}
.hero-title {
  font-size: clamp(42px, 7vw, 88px);
  font-weight: 800;
  line-height: 1.0;
  letter-spacing: -0.03em;
  color: var(--white);
  margin-bottom: 24px;
  max-width: 820px;
}
.hero-subtitle {
  font-size: clamp(15px, 2vw, 18px);
  color: var(--text-muted);
  max-width: 520px;
  line-height: 1.65;
  margin-bottom: 36px;
}
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }

.hero-ticker {
  display: flex; gap: 48px; flex-wrap: wrap;
  border-top: 1px solid var(--border);
  padding-top: 32px;
  margin-top: 56px;
}
.hero-ticker-item {}
.hero-ticker-num {
  font-size: 36px; font-weight: 800;
  color: var(--white); line-height: 1;
  letter-spacing: -0.04em; margin-bottom: 4px;
}
.hero-ticker-label {
  font-size: 11px; font-weight: 700;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--text-dim);
}

/* ===== MAINTENANCE BANNER ===== */
.maintenance-banner {
  background: rgba(255,185,0,.12);
  border-bottom: 1px solid rgba(255,185,0,.3);
  text-align: center;
  padding: 10px 20px;
  font-size: 13px; font-weight: 600;
  color: #ffd966;
  position: fixed; top: 64px; left: 0; right: 0; z-index: 999;
}

/* ===== SECTION ===== */
.section { padding: 80px 0; }
.section-dark { background: var(--black); }
.section-darker { background: var(--dark); }

.section-eyebrow {
  font-size: 11px; font-weight: 700;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
  display: flex; align-items: center; gap: 10px;
}
.section-eyebrow::before {
  content: '';
  width: 20px; height: 2px;
  background: var(--accent);
}
.section-title {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--white);
  margin-bottom: 12px;
}
.section-subtitle {
  font-size: 16px; color: var(--text-dim);
  max-width: 520px; line-height: 1.65;
  margin-bottom: 48px;
}
.section-header { margin-bottom: 48px; }
.section-header-flex {
  display: flex; align-items: flex-end;
  justify-content: space-between;
  gap: 24px; flex-wrap: wrap;
  margin-bottom: 40px;
}

/* ===== PRODUCTS — NASA card style ===== */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}
.product-card {
  background: var(--dark);
  padding: 32px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: background var(--t) var(--ease);
  overflow: hidden;
}
.product-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t) var(--ease);
}
.product-card:hover { background: var(--dark-2); }
.product-card:hover::before { transform: scaleX(1); }

.product-tag {
  font-size: 10px; font-weight: 700;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 16px;
  display: flex; align-items: center; gap: 6px;
}
.product-tag::before {
  content: '';
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--accent);
}
.product-icon {
  width: 48px; height: 48px;
  border-radius: var(--r);
  background: var(--accent-dim);
  border: 1px solid rgba(0,120,212,.2);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent);
  margin-bottom: 20px;
}
.product-icon svg { width: 22px; height: 22px; }
.product-name {
  font-size: 22px; font-weight: 800;
  color: var(--white);
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}
.product-desc {
  font-size: 14px; color: var(--text-dim);
  line-height: 1.65; margin-bottom: 20px; flex: 1;
}
.product-features {
  list-style: none;
  margin-bottom: 24px;
  border-top: 1px solid var(--border);
  padding-top: 18px;
}
.product-features li {
  font-size: 13px; color: var(--lighter);
  padding: 5px 0 5px 14px;
  position: relative;
}
.product-features li::before {
  content: '';
  position: absolute; left: 0; top: 50%;
  transform: translateY(-50%);
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--accent);
}
.product-footer {
  display: flex; align-items: center;
  justify-content: space-between; gap: 12px;
  border-top: 1px solid var(--border);
  padding-top: 20px; margin-top: auto;
}

/* ===== FEATURED GRID — like NASA news grid ===== */
.featured-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 2px;
  background: var(--dark-3);
}
.featured-card {
  position: relative; overflow: hidden;
  background: var(--dark-2);
  cursor: pointer;
}
.featured-card:first-child {
  grid-column: 1 / 3;
  grid-row: 1 / 3;
  min-height: 480px;
}
.featured-card-inner {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,.9) 0%, rgba(0,0,0,.4) 50%, transparent 100%);
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 28px;
  transition: all var(--t) var(--ease);
}
.featured-card:hover .featured-card-inner { background: linear-gradient(to top, rgba(0,0,0,.95) 0%, rgba(0,0,0,.5) 60%, transparent 100%); }
.featured-card-bg {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  transition: transform var(--t-slow) var(--ease);
}
.featured-card:hover .featured-card-bg { transform: scale(1.04); }
.featured-card-bg-gradient {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, var(--dark-2) 0%, var(--dark-3) 100%);
}
.featured-read-time {
  font-size: 10.5px; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--text-dim); margin-bottom: 8px;
}
.featured-title {
  font-size: 20px; font-weight: 800;
  color: var(--white); line-height: 1.25;
  letter-spacing: -0.01em; margin-bottom: 10px;
}
.featured-card:first-child .featured-title { font-size: 30px; }
.featured-title:hover { color: var(--white); }
.featured-type-badge {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 10px; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--text-dim); margin-bottom: 10px;
  padding: 3px 0;
}
.type-dot {
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--dark-4);
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--border-mid);
}
.type-dot svg { width: 10px; height: 10px; }

/* ===== FEATURES GRID ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border: 1px solid var(--border);
}
.feature-item {
  padding: 32px 28px;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  transition: background var(--t) var(--ease);
}
.feature-item:hover { background: var(--dark-2); }
.feature-item:nth-child(3n) { border-right: none; }
.feature-item:nth-last-child(-n+3) { border-bottom: none; }

.feature-num {
  font-size: 10px; font-weight: 700;
  letter-spacing: 0.12em; color: var(--accent);
  text-transform: uppercase; margin-bottom: 16px;
}
.feature-icon {
  color: var(--accent);
  margin-bottom: 16px;
}
.feature-icon svg { width: 24px; height: 24px; }
.feature-title {
  font-size: 16px; font-weight: 800;
  color: var(--white); margin-bottom: 10px;
  letter-spacing: -0.01em;
}
.feature-desc { font-size: 13.5px; color: var(--text-dim); line-height: 1.65; }

/* ===== BLOG / NEWS CARDS ===== */
.news-list {
  display: flex; flex-direction: column;
  gap: 0;
  border: 1px solid var(--border);
}
.news-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 0;
  border-bottom: 1px solid var(--border);
  transition: background var(--t-fast);
}
.news-item:last-child { border-bottom: none; }
.news-item:hover { background: var(--dark-2); }
.news-item-thumb {
  width: 80px; height: 80px;
  background: var(--dark-3);
  border-right: 1px solid var(--border);
  overflow: hidden; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  color: var(--mid);
}
.news-item-thumb img { width: 100%; height: 100%; object-fit: cover; }
.news-item-body { padding: 14px 18px; }
.news-item-meta {
  font-size: 10.5px; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--text-dim); margin-bottom: 5px;
  display: flex; align-items: center; gap: 8px;
}
.news-item-title {
  font-size: 14.5px; font-weight: 700;
  color: var(--lighter); line-height: 1.3;
}

.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2px;
  background: var(--border);
}
.post-card {
  background: var(--dark);
  display: flex; flex-direction: column;
  transition: background var(--t-fast);
}
.post-card:hover { background: var(--dark-2); }
.post-card-img {
  aspect-ratio: 16/9;
  background: var(--dark-3);
  display: flex; align-items: center; justify-content: center;
  color: var(--mid); overflow: hidden;
  position: relative;
}
.post-card-img-placeholder {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, var(--dark-3) 0%, var(--dark-4) 100%);
  display: flex; align-items: center; justify-content: center;
}
.post-card-body { padding: 20px; flex: 1; display: flex; flex-direction: column; }
.post-read-time {
  font-size: 10.5px; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--text-dim); margin-bottom: 8px;
}
.post-cat {
  font-size: 10px; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--accent); margin-right: 8px;
}
.post-title {
  font-size: 18px; font-weight: 800;
  color: var(--white); line-height: 1.3;
  letter-spacing: -0.01em; margin-bottom: 10px;
}
.post-title a { color: var(--white); }
.post-excerpt {
  font-size: 13.5px; color: var(--text-dim);
  line-height: 1.65; margin-bottom: 16px; flex: 1;
}
.post-footer {
  display: flex; justify-content: space-between;
  align-items: center; font-size: 12px;
  color: var(--text-dim);
  border-top: 1px solid var(--border);
  padding-top: 14px; margin-top: auto;
}

/* ===== CTA SECTION ===== */
.cta-section {
  background: var(--accent);
  padding: 80px 0;
  text-align: center;
  position: relative; overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(0,0,0,.3), transparent);
}
.cta-section .container { position: relative; z-index: 1; }
.cta-section h2 {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 800; color: #fff;
  letter-spacing: -0.02em; margin-bottom: 12px;
}
.cta-section p { color: rgba(255,255,255,.75); font-size: 17px; max-width: 460px; margin: 0 auto 32px; }
.cta-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* ===== FOOTER ===== */
.site-footer {
  background: var(--dark);
  border-top: 1px solid var(--border);
}
.footer-top {
  max-width: 1280px; margin: 0 auto;
  padding: 56px 40px 40px;
  display: grid;
  grid-template-columns: 1.4fr 2fr;
  gap: 64px;
}
.footer-brand .logo { font-size: 16px; margin-bottom: 14px; }
.footer-brand p { font-size: 13.5px; color: var(--text-dim); line-height: 1.65; max-width: 250px; }
.footer-links { display: flex; gap: 48px; }
.footer-col h4 {
  font-size: 10px; font-weight: 700;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--lighter); margin-bottom: 18px;
}
.footer-col a {
  display: block; font-size: 13.5px;
  color: var(--text-dim); margin-bottom: 10px;
  transition: color var(--t-fast);
}
.footer-col a:hover { color: var(--white); opacity: 1; }
.footer-bottom {
  border-top: 1px solid var(--border);
  text-align: center; padding: 20px 40px;
  font-size: 12px; color: var(--mid);
}

/* ===== AUTH ===== */
.auth-page {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background: var(--black);
  padding: 80px 24px 40px;
  position: relative; overflow: hidden;
}
.auth-page::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 70% 40%, rgba(0,50,120,.3) 0%, transparent 60%),
    radial-gradient(ellipse 40% 40% at 20% 80%, rgba(0,20,60,.5) 0%, transparent 60%);
}
.auth-card {
  background: var(--dark-2);
  border: 1px solid var(--border-mid);
  border-radius: var(--r-lg);
  padding: 44px 40px;
  width: 100%; max-width: 420px;
  box-shadow: var(--shadow-xl);
  position: relative; z-index: 1;
}
.auth-logo { margin-bottom: 32px; }
.auth-title { font-size: 24px; font-weight: 800; color: var(--white); margin-bottom: 6px; letter-spacing: -0.02em; }
.auth-subtitle { font-size: 14px; color: var(--text-dim); margin-bottom: 28px; }
.auth-footer {
  text-align: center; margin-top: 24px;
  font-size: 13.5px; color: var(--text-dim);
  border-top: 1px solid var(--border); padding-top: 20px;
}
.auth-footer a { color: var(--accent); font-weight: 600; }

/* ===== DASHBOARD ===== */
.dashboard-layout {
  display: grid;
  grid-template-columns: 232px 1fr;
  min-height: calc(100vh - 64px);
}
.sidebar {
  background: var(--dark);
  border-right: 1px solid var(--border);
  padding: 20px 10px;
  position: sticky; top: 64px;
  height: calc(100vh - 64px);
  overflow-y: auto;
}
.sidebar-label {
  font-size: 9.5px; font-weight: 700;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--mid); padding: 10px 10px 6px;
  margin-top: 4px;
}
.sidebar a {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 10px; border-radius: var(--r);
  font-size: 13px; font-weight: 600;
  color: var(--text-dim);
  transition: all var(--t-fast); margin-bottom: 1px;
}
.sidebar a:hover { background: rgba(255,255,255,.06); color: var(--white); opacity: 1; }
.sidebar a.active { background: var(--accent); color: #fff; }
.sidebar a svg { width: 16px; height: 16px; flex-shrink: 0; }
.sidebar-divider { height: 1px; background: var(--border); margin: 10px 0; }

.main-content {
  padding: 36px 40px;
  background: var(--black);
}
.page-title {
  font-size: 28px; font-weight: 800;
  color: var(--white); margin-bottom: 4px;
  letter-spacing: -0.02em;
}
.page-subtitle { font-size: 14px; color: var(--text-dim); margin-bottom: 28px; }

/* ===== STATS GRID ===== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 2px;
  background: var(--border);
  margin-bottom: 24px;
}
.stat-card {
  background: var(--dark);
  padding: 22px;
  position: relative;
  transition: background var(--t-fast);
}
.stat-card:hover { background: var(--dark-2); }
.stat-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t) var(--ease);
}
.stat-card:hover::after { transform: scaleX(1); }
.stat-icon { color: var(--accent); margin-bottom: 14px; }
.stat-icon svg { width: 18px; height: 18px; }
.stat-value { font-size: 28px; font-weight: 800; color: var(--white); letter-spacing: -0.03em; line-height: 1; margin-bottom: 4px; }
.stat-label { font-size: 11px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-dim); }

/* ===== TABLE CARD ===== */
.table-card {
  background: var(--dark);
  border: 1px solid var(--border);
  overflow: hidden;
  margin-bottom: 20px;
}
.table-card-header {
  display: flex; align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  background: var(--dark-2);
}
.table-card-header h3 {
  font-size: 12px; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--lighter);
}
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th {
  text-align: left; padding: 10px 16px;
  font-size: 10px; font-weight: 700;
  letter-spacing: 0.10em; text-transform: uppercase;
  color: var(--text-dim);
  background: var(--dark-2);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--lighter); vertical-align: middle;
}
tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(255,255,255,.03); }

/* ===== ADMIN ===== */
.admin-topbar {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 1000;
  display: flex; align-items: center;
  justify-content: space-between;
  padding: 0 24px; height: 52px;
  background: var(--dark-2);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}
.admin-topbar strong { color: var(--white); font-weight: 800; font-size: 13px; letter-spacing: 0.05em; text-transform: uppercase; }
.admin-topbar a { color: var(--text-dim); font-size: 12.5px; font-weight: 600; transition: color var(--t-fast); }
.admin-topbar a:hover { color: var(--white); opacity: 1; }
.admin-topbar-right { display: flex; gap: 20px; align-items: center; }

.admin-layout {
  display: grid; grid-template-columns: 210px 1fr;
  min-height: calc(100vh - 52px);
}
.admin-sidebar {
  background: var(--dark);
  border-right: 1px solid var(--border);
  padding: 14px 8px;
  position: sticky; top: 52px;
  height: calc(100vh - 52px);
  overflow-y: auto;
  display: flex; flex-direction: column; gap: 1px;
}
.admin-sidebar-label {
  font-size: 9px; font-weight: 700;
  letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--mid); padding: 12px 10px 5px;
}
.admin-sidebar a {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 10px; border-radius: var(--r);
  font-size: 13px; font-weight: 600;
  color: var(--text-dim);
  transition: all var(--t-fast);
}
.admin-sidebar a:hover { background: rgba(255,255,255,.07); color: var(--white); opacity: 1; }
.admin-sidebar a.active { background: var(--accent); color: #fff; }
.admin-sidebar a svg { width: 15px; height: 15px; flex-shrink: 0; }

.admin-main { padding: 28px 32px; background: var(--black); overflow-x: hidden; }
.admin-page-header {
  display: flex; align-items: center;
  justify-content: space-between; gap: 12px;
  margin-bottom: 24px; flex-wrap: wrap;
}
.admin-page-header h1 {
  font-size: 22px; font-weight: 800;
  color: var(--white); letter-spacing: -0.02em;
}
.admin-page-header p { font-size: 13px; color: var(--text-dim); margin-top: 2px; }

.admin-card {
  background: var(--dark);
  border: 1px solid var(--border);
  margin-bottom: 20px; overflow: hidden;
}
.admin-card-header {
  display: flex; align-items: center;
  justify-content: space-between; gap: 12px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  background: var(--dark-2);
}
.admin-card-header h2 {
  font-size: 11px; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--lighter);
}
.admin-card-body { padding: 20px; }

/* ===== PAGE CONTENT ===== */
.page-hero-dark {
  background: var(--dark);
  border-bottom: 1px solid var(--border);
  padding: 56px 40px 40px;
}
.page-hero-dark .breadcrumb {
  display: flex; align-items: center;
  gap: 8px; font-size: 12px;
  color: var(--text-dim); margin-bottom: 16px;
}
.page-hero-dark .breadcrumb svg { width: 12px; height: 12px; }
.page-hero-dark h1 {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 800; color: var(--white);
  letter-spacing: -0.02em; line-height: 1.1;
}

.page-content { padding: 56px 0; }
.page-content-body {
  max-width: 780px; margin: 0 auto; padding: 0 40px;
  font-size: 15px; color: var(--text-muted);
  line-height: 1.8;
}
.page-content-body h2 { font-size: 24px; font-weight: 800; color: var(--white); margin: 32px 0 14px; letter-spacing: -0.02em; }
.page-content-body h3 { font-size: 18px; font-weight: 700; color: var(--white); margin: 24px 0 10px; }
.page-content-body p  { margin-bottom: 18px; }
.page-content-body ul,
.page-content-body ol { padding-left: 22px; margin-bottom: 18px; }
.page-content-body li { margin-bottom: 8px; }
.page-content-body a  { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.page-content-body strong { color: var(--white); }
.page-content-body blockquote { border-left: 3px solid var(--accent); padding: 12px 18px; background: var(--dark-2); margin: 20px 0; }
.page-content-body code { background: var(--dark-3); padding: 2px 6px; border-radius: var(--r-sm); font-family: var(--font-mono); font-size: 13px; color: #7dc4ff; }

/* ===== PROFILE ===== */
.profile-hero {
  background: var(--dark);
  border-bottom: 1px solid var(--border);
  padding: 48px 40px 36px;
}
.profile-avatar-big {
  width: 68px; height: 68px; border-radius: 50%;
  background: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 24px; font-weight: 800; color: #fff;
  margin-bottom: 16px;
  border: 2px solid var(--border-mid);
}

/* ===== SCROLL TOP ===== */
.scroll-top {
  position: fixed; bottom: 28px; right: 28px;
  width: 42px; height: 42px; border-radius: var(--r);
  background: var(--accent); color: #fff; border: none;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transform: translateY(12px);
  transition: all var(--t) var(--ease);
  box-shadow: var(--shadow); z-index: 999;
}
.scroll-top:hover { background: var(--accent-dark); opacity: 1 !important; }
.scroll-top.visible { opacity: 1; transform: translateY(0); }
.scroll-top svg { width: 18px; height: 18px; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2,1fr); }
  .features-grid .feature-item:nth-child(2n) { border-right: none; }
  .features-grid .feature-item:nth-last-child(-n+2) { border-bottom: none; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .footer-links { flex-wrap: wrap; gap: 28px; }
}
@media (max-width: 900px) {
  .featured-grid { grid-template-columns: 1fr; }
  .featured-card:first-child { grid-column: 1; grid-row: auto; min-height: 300px; }
  .dashboard-layout, .admin-layout { grid-template-columns: 1fr; }
  .sidebar, .admin-sidebar { display: none; }
  .container, .container-sm { padding: 0 24px; }
  .header-inner { padding: 0 24px; }
  .hero-content { padding: 80px 24px 60px; }
}
@media (max-width: 680px) {
  .main-nav { display: none; }
  .mobile-toggle { display: flex; }
  .hero-title { font-size: 36px; }
  .hero-ticker { gap: 24px; }
  .features-grid { grid-template-columns: 1fr; }
  .features-grid .feature-item { border-right: none; }
  .products-grid { grid-template-columns: 1fr; }
  .posts-grid { grid-template-columns: 1fr; }
  .auth-card { padding: 32px 22px; }
  .admin-main, .main-content { padding: 20px 16px; }
  .stats-grid { grid-template-columns: repeat(2,1fr); }
}
.main-nav.open {
  display: flex; flex-direction: column;
  position: fixed; inset: 64px 0 0;
  background: rgba(0,0,0,.96);
  padding: 24px 20px; gap: 4px; z-index: 999;
  border-top: 1px solid var(--border);
  overflow-y: auto;
  backdrop-filter: blur(20px);
}
.main-nav.open a { padding: 14px 16px; font-size: 15px; border-radius: var(--r-md); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}