/* ===== ARTEMIS ASTRONOMY CENTER =====
   مرکز نجوم آرتمیس — سبک علمی کلاسیک
   ====================================== */

@font-face {
  font-family: 'BNazanin';
  src: url('../fonts/BNazanin.woff2') format('woff2'),
       url('../fonts/BNazanin.woff') format('woff');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'BNazanin';
  src: url('../fonts/BNazaninBold.woff2') format('woff2'),
       url('../fonts/BNazaninBold.woff') format('woff');
  font-weight: 700;
  font-display: swap;
}

/* ---- CSS Variables ---- */
:root {
  --black:       #111111;
  --dark:        #1B1B1B;
  --surface:     #222222;
  --surface2:    #2A2A2A;
  --border:      #333333;
  --border-light:#444444;
  --white:       #F8F8F8;
  --muted:       #999999;
  --gold:        #D4C29A;
  --gold-dim:    #A89470;
  --gold-bright: #E8D8B0;
  --text:        #EEEEEE;
  --text-muted:  #AAAAAA;

  --font: 'BNazanin', 'B Nazanin', 'Tahoma', serif;
  --radius: 4px;
  --radius-lg: 8px;
  --transition: 0.25s ease;
  --shadow: 0 2px 16px rgba(0,0,0,0.5);
  --shadow-gold: 0 0 24px rgba(212,194,154,0.12);
}

/* ---- Reset & Base ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  direction: rtl;
  font-size: 20px;
  scroll-behavior: smooth;
}

body {
  background: var(--black);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.8;
  overflow-x: hidden;
}

a { color: var(--gold); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--gold-bright); }

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

/* ---- Stars Background ---- */
#stars-canvas {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.5;
}

.page-wrapper {
  position: relative;
  z-index: 1;
}

/* ---- Header / Navbar ---- */
.site-header {
  position: fixed;
  top: 0; right: 0; left: 0;
  z-index: 1000;
  background: rgba(17,17,17,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--transition);
}
.site-header.scrolled {
  box-shadow: 0 2px 32px rgba(0,0,0,0.7);
}

.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

/* Logo */
.site-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}
.site-logo .logo-icon {
  width: 38px;
  height: 38px;
  border: 1.5px solid var(--gold-dim);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  font-size: 18px;
}
.site-logo .logo-text {
  display: flex;
  flex-direction: column;
}
.site-logo .logo-text strong {
  font-size: 1rem;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.02em;
  line-height: 1.2;
}
.site-logo .logo-text span {
  font-size: 0.7rem;
  color: var(--muted);
  letter-spacing: 0.05em;
}

/* Nav links */
.main-nav {
  display: flex;
  align-items: center;
  gap: 0;
  list-style: none;
}
.main-nav > li {
  position: relative;
}
.main-nav > li > a {
  display: block;
  padding: 0.5rem 0.85rem;
  font-size: 1rem;
  color: var(--text-muted);
  transition: color var(--transition);
  white-space: nowrap;
}
.main-nav > li > a:hover,
.main-nav > li.active > a {
  color: var(--gold);
}
.main-nav > li > a::after {
  content: '';
  position: absolute;
  bottom: -1px; right: 0.85rem; left: 0.85rem;
  height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transition: transform var(--transition);
}
.main-nav > li > a:hover::after,
.main-nav > li.active > a::after {
  transform: scaleX(1);
}

/* Dropdown */
.has-dropdown:hover .dropdown-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 160px;
  background: var(--dark);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 0.5rem 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--transition);
  z-index: 100;
}
.dropdown-menu a {
  display: block;
  padding: 0.5rem 1rem;
  font-size: 1rem;
  color: var(--text-muted);
}
.dropdown-menu a:hover { color: var(--gold); background: rgba(212,194,154,0.05); }

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

/* User Avatar Button */
.user-avatar-btn {
  position: relative;
}
.avatar-circle {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1.5px solid var(--gold-dim);
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 20px;
  color: var(--gold);
  transition: border-color var(--transition), background var(--transition);
}
.avatar-circle:hover { border-color: var(--gold); background: var(--surface2); }

.user-dropdown {
  position: absolute;
  top: calc(100% + 10px);
  left: 0;
  min-width: 200px;
  background: var(--dark);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 0.75rem 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--transition);
  z-index: 200;
}
.user-dropdown.open { opacity: 1; visibility: visible; transform: translateY(0); }

.user-dropdown-header {
  padding: 0.5rem 1rem 0.75rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 0.5rem;
}
.user-dropdown-header strong {
  display: block;
  font-size: 0.9rem;
  color: var(--gold);
}
.user-dropdown-header span {
  font-size: 0.9rem;
  color: var(--muted);
}
.user-dropdown a {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 1rem;
  font-size: 1rem;
  color: var(--text-muted);
}
.user-dropdown a:hover { color: var(--gold); background: rgba(212,194,154,0.05); }
.user-dropdown a .icon { font-size: 14px; width: 18px; text-align: center; }
.user-dropdown .logout { color: #c97c7c; border-top: 1px solid var(--border); margin-top: 0.5rem; padding-top: 0.75rem; }
.user-dropdown .logout:hover { color: #e09090; background: rgba(201,124,124,0.06); }

/* Login/Register buttons */
.btn-login {
  padding: 0.4rem 1rem;
  font-size: 0.84rem;
  font-family: var(--font);
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
}
.btn-login:hover { border-color: var(--gold-dim); color: var(--gold); }

.btn-register {
  padding: 0.4rem 1rem;
  font-size: 0.84rem;
  font-family: var(--font);
  background: var(--gold);
  border: 1px solid var(--gold);
  color: var(--black);
  border-radius: var(--radius);
  cursor: pointer;
  font-weight: 700;
  transition: all var(--transition);
}
.btn-register:hover { background: var(--gold-bright); border-color: var(--gold-bright); }

/* Hamburger */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}
.menu-toggle span {
  display: block;
  width: 22px; height: 1.5px;
  background: var(--gold);
  transition: all var(--transition);
}

/* ---- Hero Section ---- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 6rem 2rem 4rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 50% at 50% 60%, rgba(212,194,154,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  max-width: 760px;
  position: relative;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  color: var(--gold-dim);
  border: 1px solid var(--border);
  padding: 0.35rem 1rem;
  border-radius: 20px;
  margin-bottom: 2rem;
  text-transform: uppercase;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 700;
  line-height: 1.4;
  color: var(--white);
  margin-bottom: 1.25rem;
}

.hero h1 em {
  font-style: normal;
  color: var(--gold);
}

.hero p {
  font-size: 1.2rem;
  color: var(--text-muted);
  line-height: 1.9;
  max-width: 560px;
  margin: 0 auto 2.5rem;
}

.hero-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  font-family: var(--font);
  font-size: 1.1rem;
  font-weight: 700;
  background: var(--gold);
  color: var(--black);
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}
.btn-primary:hover { background: var(--gold-bright); color: var(--black); transform: translateY(-1px); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  font-family: var(--font);
  font-size: 1.1rem;
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}
.btn-outline:hover { border-color: var(--gold-dim); color: var(--gold); }

/* Stats Row */
.hero-stats {
  display: flex;
  justify-content: center;
  gap: 3rem;
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}
.stat-item { text-align: center; }
.stat-item strong {
  display: block;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--gold);
}
.stat-item span {
  font-size: 0.95rem;
  color: var(--muted);
}

/* Scroll indicator */
.scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  color: var(--muted);
  font-size: 0.88rem;
  animation: bounce 2s infinite;
}
@keyframes bounce {
  0%,100%{ transform: translateX(-50%) translateY(0); }
  50%{ transform: translateX(-50%) translateY(6px); }
}

/* ---- Section Base ---- */
.section {
  padding: 6rem 2rem;
  max-width: 1280px;
  margin: 0 auto;
}
.section-sm { padding: 4rem 2rem; max-width: 1280px; margin: 0 auto; }

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}
.section-header .eyebrow {
  display: inline-block;
  font-size: 0.88rem;
  letter-spacing: 0.12em;
  color: var(--gold-dim);
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}
.section-header h2 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--white);
}
.section-header p {
  margin-top: 0.75rem;
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 500px;
  margin-inline: auto;
}

/* Divider line */
.section-divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0;
}

/* ---- Cards Grid ---- */
.cards-grid {
  display: grid;
  gap: 1.5rem;
}
.cards-grid-2 { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
.cards-grid-3 { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
.cards-grid-4 { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }

/* ---- Card ---- */
.card {
  background: var(--dark);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.card:hover {
  border-color: var(--gold-dim);
  transform: translateY(-3px);
  box-shadow: var(--shadow-gold);
}
.card-img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--gold-dim);
}
.card-body { padding: 1.25rem; }
.card-tag {
  display: inline-block;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  color: var(--gold-dim);
  border: 1px solid var(--border);
  padding: 0.15rem 0.5rem;
  border-radius: 2px;
  margin-bottom: 0.6rem;
  text-transform: uppercase;
}
.card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.5rem;
  line-height: 1.5;
}
.card p {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.7;
}
.card-footer {
  padding: 0.75rem 1.25rem;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--muted);
}

/* ---- Featured Section ---- */
.featured-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}
.featured-text .eyebrow {
  font-size: 0.88rem;
  letter-spacing: 0.12em;
  color: var(--gold-dim);
  text-transform: uppercase;
  display: block;
  margin-bottom: 1rem;
}
.featured-text h2 {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.5;
  margin-bottom: 1rem;
}
.featured-text p {
  color: var(--text-muted);
  font-size: 1.1rem;
  line-height: 1.9;
  margin-bottom: 1.5rem;
}
.featured-visual {
  position: relative;
  aspect-ratio: 1;
  background: var(--dark);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.featured-visual canvas { width: 100%; height: 100%; }

/* ---- Levels / Badges Row ---- */
.levels-row {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}
.level-card {
  flex: 0 0 160px;
  background: var(--dark);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1rem;
  text-align: center;
  transition: border-color var(--transition);
}
.level-card:hover { border-color: var(--gold-dim); }
.level-icon { font-size: 1.8rem; margin-bottom: 0.5rem; }
.level-name { font-size: 1rem; font-weight: 700; color: var(--white); }
.level-pts { font-size: 0.88rem; color: var(--muted); margin-top: 0.2rem; }

/* ---- Recent Articles / Events ---- */
.article-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1.5rem;
}

/* ---- CTA Banner ---- */
.cta-banner {
  background: var(--dark);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 3rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 60% at 50% 50%, rgba(212,194,154,0.06) 0%, transparent 70%);
  pointer-events: none;
}
.cta-banner h2 {
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  color: var(--white);
  margin-bottom: 0.75rem;
}
.cta-banner p { color: var(--text-muted); margin-bottom: 1.75rem; font-size: 1.1rem; }

/* ---- Footer ---- */
.site-footer {
  background: var(--dark);
  border-top: 1px solid var(--border);
  margin-top: 6rem;
}
.footer-main {
  max-width: 1280px;
  margin: 0 auto;
  padding: 4rem 2rem 3rem;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
}
.footer-brand strong {
  display: block;
  font-size: 1.1rem;
  color: var(--gold);
  margin-bottom: 0.75rem;
}
.footer-brand p {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.8;
  max-width: 280px;
}
.footer-col h4 {
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold-dim);
  margin-bottom: 1rem;
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 0.5rem; }
.footer-col ul a { font-size: 1rem; color: var(--muted); }
.footer-col ul a:hover { color: var(--gold); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 1.25rem 2rem;
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9rem;
  color: var(--muted);
}

/* ---- Modal / Auth ---- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.8);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
}
.modal-overlay.open { opacity: 1; visibility: visible; }
.modal {
  background: var(--dark);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 420px;
  padding: 2rem;
  transform: translateY(20px);
  transition: transform var(--transition);
}
.modal-overlay.open .modal { transform: translateY(0); }
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.75rem;
}
.modal-header h3 { font-size: 1.1rem; color: var(--gold); }
.modal-close {
  background: none;
  border: none;
  color: var(--muted);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 0.25rem;
  transition: color var(--transition);
}
.modal-close:hover { color: var(--white); }

/* Tabs */
.auth-tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1.5rem;
  gap: 0;
}
.auth-tab {
  flex: 1;
  padding: 0.6rem;
  text-align: center;
  font-family: var(--font);
  font-size: 0.9rem;
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all var(--transition);
}
.auth-tab.active { color: var(--gold); border-bottom-color: var(--gold); }

/* Form */
.form-group { margin-bottom: 1rem; }
.form-group label {
  display: block;
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 0.4rem;
}
.form-group input {
  width: 100%;
  padding: 0.65rem 0.85rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--white);
  font-family: var(--font);
  font-size: 0.9rem;
  transition: border-color var(--transition);
  direction: rtl;
}
.form-group input:focus {
  outline: none;
  border-color: var(--gold-dim);
}
.form-submit {
  width: 100%;
  margin-top: 1.25rem;
  padding: 0.75rem;
  font-family: var(--font);
  font-size: 1.1rem;
  font-weight: 700;
  background: var(--gold);
  color: var(--black);
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--transition);
}
.form-submit:hover { background: var(--gold-bright); }
.form-hint {
  text-align: center;
  margin-top: 1rem;
  font-size: 0.8rem;
  color: var(--muted);
}

/* ---- Toast / Flash ---- */
.toast-container {
  position: fixed;
  bottom: 2rem;
  left: 2rem;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.toast {
  background: var(--dark);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem 1.25rem;
  font-size: 1rem;
  color: var(--text);
  min-width: 240px;
  animation: slideIn 0.25s ease;
}
.toast.success { border-right: 3px solid #5a9f6e; }
.toast.error   { border-right: 3px solid #9f5a5a; }
@keyframes slideIn {
  from { transform: translateX(-20px); opacity: 0; }
  to   { transform: translateX(0); opacity: 1; }
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .main-nav .hide-md { display: none; }
  .footer-main { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .article-row { grid-template-columns: 1fr 1fr; }
  .featured-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .main-nav { display: none; }
  .menu-toggle { display: flex; }
  .main-nav.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: 68px 0 0;
    background: var(--black);
    z-index: 999;
    padding: 1.5rem 2rem;
    gap: 0.25rem;
    overflow-y: auto;
  }
  .main-nav.open > li > a { font-size: 1rem; padding: 0.75rem 0; border-bottom: 1px solid var(--border); }
  .hero-stats { gap: 1.5rem; }
  .footer-main { grid-template-columns: 1fr; }
  .article-row { grid-template-columns: 1fr; }
  .cards-grid-3, .cards-grid-4 { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
  .cards-grid-2, .cards-grid-3, .cards-grid-4 { grid-template-columns: 1fr; }
  .header-inner { padding: 0 1rem; }
  .hero { padding: 5rem 1rem 3rem; }
  .section { padding: 4rem 1rem; }
}

/* ---- Utilities ---- */
.text-gold { color: var(--gold); }
.text-muted { color: var(--muted); }
.text-center { text-align: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-3 { margin-bottom: 1.5rem; }
.hidden { display: none !important; }
.sr-only { position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0; }

/* ===== VISUAL ENHANCEMENTS ===== */

/* Glass Cards */
.card {
  background: rgba(27,27,27,0.7) !important;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(212,194,154,0.15) !important;
}
.card:hover {
  border-color: rgba(212,194,154,0.4) !important;
  box-shadow: 0 8px 32px rgba(212,194,154,0.08) !important;
}

/* Gold divider lines */
.section-divider {
  border: none !important;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(212,194,154,0.4), transparent) !important;
  margin: 0;
}

/* Hero glow enhancement */
.hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 50%;
  transform: translateX(-50%);
  width: 600px; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(212,194,154,0.3), transparent);
}

/* Nebula background on hero */
.hero::before {
  background:
    radial-gradient(ellipse 40% 30% at 20% 50%, rgba(212,194,154,0.04) 0%, transparent 70%),
    radial-gradient(ellipse 50% 40% at 80% 30%, rgba(100,120,200,0.05) 0%, transparent 70%),
    radial-gradient(ellipse 60% 50% at 50% 60%, rgba(212,194,154,0.06) 0%, transparent 70%) !important;
}

/* Level cards glass */
.level-card {
  background: rgba(27,27,27,0.6) !important;
  backdrop-filter: blur(8px);
  border: 1px solid rgba(212,194,154,0.12) !important;
  transition: all 0.3s ease !important;
}
.level-card:hover {
  border-color: rgba(212,194,154,0.35) !important;
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0,0,0,0.4);
}

/* CTA banner enhancement */
.cta-banner {
  background: rgba(27,27,27,0.8) !important;
  backdrop-filter: blur(16px);
  border: 1px solid rgba(212,194,154,0.2) !important;
}

/* Smooth fade-in on scroll */
.card, .level-card, .stat-item, .featured-grid {
  animation: fadeUp 0.6s ease both;
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Header glass stronger */
.site-header {
  background: rgba(17,17,17,0.85) !important;
  border-bottom: 1px solid rgba(212,194,154,0.1) !important;
}

/* ===== NEBULA BACKGROUND ===== */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 70% 50% at 15% 20%, rgba(80,40,120,0.12) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 85% 70%, rgba(20,60,120,0.10) 0%, transparent 60%),
    radial-gradient(ellipse 40% 30% at 50% 90%, rgba(100,40,80,0.08) 0%, transparent 60%);
}

/* ===== SCROLL FADE-IN ===== */
.fade-in {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== GOLD GLOW BUTTONS ===== */
.btn-primary {
  position: relative;
  overflow: hidden;
}
.btn-primary::after {
  content: '';
  position: absolute;
  inset: -2px;
  background: linear-gradient(135deg, rgba(212,194,154,0.4), transparent, rgba(212,194,154,0.2));
  border-radius: inherit;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.btn-primary:hover::after { opacity: 1; }
.btn-primary:hover {
  box-shadow: 0 0 20px rgba(212,194,154,0.35), 0 4px 16px rgba(0,0,0,0.4) !important;
}

/* ===== GOLD SHIMMER ON LINKS ===== */
.main-nav > li > a {
  position: relative;
  overflow: hidden;
}
.main-nav > li > a::before {
  content: '';
  position: absolute;
  top: 0; right: -100%; 
  width: 60%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(212,194,154,0.08), transparent);
  transition: right 0.4s ease;
}
.main-nav > li > a:hover::before { right: 100%; }

/* ===== HERO TITLE GLOW ===== */
.hero h1 em {
  text-shadow: 0 0 30px rgba(212,194,154,0.4), 0 0 60px rgba(212,194,154,0.15);
}

/* ===== STAT NUMBERS GLOW ===== */
.stat-item strong {
  text-shadow: 0 0 20px rgba(212,194,154,0.3);
}

/* ===== CARD HOVER GLOW ===== */
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(212,194,154,0.04), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}
.card { position: relative; }
.card:hover::before { opacity: 1; }

/* ===== SECTION EYEBROW GLOW ===== */
.eyebrow {
  text-shadow: 0 0 12px rgba(212,194,154,0.3);
  letter-spacing: 0.15em !important;
}

/* ===== FOOTER GOLD LINE ===== */
.site-footer {
  border-top: 1px solid transparent !important;
  background-image: linear-gradient(var(--dark), var(--dark)), 
                    linear-gradient(90deg, transparent, rgba(212,194,154,0.3), transparent) !important;
  background-origin: border-box !important;
  background-clip: padding-box, border-box !important;
}

/* ===== LOGO PULSE ===== */
.logo-icon {
  animation: logoPulse 3s ease-in-out infinite;
}
@keyframes logoPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(212,194,154,0); }
  50% { box-shadow: 0 0 12px 3px rgba(212,194,154,0.2); }
}

/* ===== HERO EYEBROW FLOAT ===== */
.hero-eyebrow {
  animation: float 4s ease-in-out infinite;
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

/* ===== THEME UPGRADE ===== */

/* تصویر پس‌زمینه کهکشانی برای hero */
.hero {
  background:
    radial-gradient(ellipse 80% 60% at 50% 40%, rgba(30,20,60,0.6) 0%, transparent 70%),
    radial-gradient(ellipse 40% 30% at 80% 20%, rgba(20,40,100,0.3) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 20% 80%, rgba(80,30,60,0.2) 0%, transparent 60%);
}

/* خط طلایی بالای کارت‌ها */
.card {
  border-top: 2px solid rgba(212,194,154,0.2) !important;
}
.card:hover {
  border-top-color: rgba(212,194,154,0.6) !important;
}

/* آیکون بزرگ‌تر و درخشان‌تر در کارت‌ها */
.card-img {
  font-size: 3rem !important;
  background: linear-gradient(135deg, rgba(27,27,27,0.9), rgba(40,35,55,0.9)) !important;
  border-bottom: 1px solid rgba(212,194,154,0.1);
  min-height: 120px;
}

/* section با پس‌زمینه کمی متفاوت */
.section:nth-child(even) {
  background: radial-gradient(ellipse 100% 80% at 50% 50%, rgba(20,15,40,0.3) 0%, transparent 70%);
}

/* کارت feature با border درخشان */
.cards-grid-4 .card {
  border: 1px solid rgba(212,194,154,0.1) !important;
  border-top: 2px solid rgba(212,194,154,0.25) !important;
  background: linear-gradient(160deg, rgba(34,30,50,0.8), rgba(27,27,27,0.9)) !important;
  text-align: center;
  padding: 0.5rem;
}
.cards-grid-4 .card:hover {
  background: linear-gradient(160deg, rgba(45,38,65,0.9), rgba(35,32,50,0.9)) !important;
  border-top-color: var(--gold) !important;
}

/* level cards رنگی‌تر */
.level-card {
  background: linear-gradient(160deg, rgba(30,25,50,0.8), rgba(25,25,30,0.9)) !important;
}
.level-card:nth-child(2) { border-color: rgba(100,180,100,0.2) !important; }
.level-card:nth-child(3) { border-color: rgba(100,150,220,0.2) !important; }
.level-card:nth-child(4) { border-color: rgba(220,180,80,0.2) !important; }
.level-card:nth-child(5) { border-color: rgba(180,100,220,0.2) !important; }
.level-card:nth-child(6) { border-color: rgba(220,120,80,0.2) !important; }

/* hero stats با border بالا */
.hero-stats {
  border-top: 1px solid rgba(212,194,154,0.15) !important;
}
.stat-item strong {
  font-size: 2rem !important;
}

/* CTA banner بهتر */
.cta-banner {
  background: linear-gradient(135deg, rgba(30,25,50,0.9), rgba(20,20,35,0.95)) !important;
  border: 1px solid rgba(212,194,154,0.2) !important;
  border-top: 2px solid rgba(212,194,154,0.4) !important;
}

/* footer بهتر */
.footer-main {
  background: linear-gradient(180deg, rgba(20,18,30,0.5), transparent);
}

/* article cards */
.article-row .card-img {
  font-size: 2.5rem !important;
  min-height: 100px;
  background: linear-gradient(135deg, rgba(25,22,42,0.95), rgba(35,30,55,0.9)) !important;
}

/* section header خط زیر */
.section-header h2 {
  position: relative;
  display: inline-block;
  padding-bottom: 0.6rem;
}
.section-header h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 50%;
  transform: translateX(50%);
  width: 60px;
  height: 1.5px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

/* ===== HERO BACKGROUND IMAGE ===== */
.hero {
  background-image:
    linear-gradient(to bottom, rgba(17,17,17,0.15) 0%, rgba(17,17,17,0.40) 60%, rgba(17,17,17,0.75) 100%),
    url('/assets/img/hero-bg.jpg') !important;
  background-size: cover !important;
  background-position: center center !important;
  background-repeat: no-repeat !important;
}

/* ===== FULL PAGE BACKGROUND ===== */
body {
  background-image:
    linear-gradient(to bottom,
      rgba(17,17,17,0.0) 0%,
      rgba(17,17,17,0.5) 15%,
      rgba(17,17,17,0.7) 40%,
      rgba(17,17,17,0.82) 70%,
      rgba(17,17,17,0.92) 100%
    ),
    url('/assets/img/hero-bg.jpg') !important;
  background-size: cover !important;
  background-position: center top !important;
  background-repeat: no-repeat !important;
  background-attachment: fixed !important;
}

/* hero خودش دیگه background نمیخواد */
.hero {
  background-image: none !important;
  background: transparent !important;
}

/* ===== FINAL THEME UPGRADE ===== */

/* نفس کشیدن سایت — فاصله بیشتر */
.section { padding: 8rem 2rem !important; }
.section-sm { padding: 5rem 2rem !important; }

/* خط طلایی متحرک زیر هدر */
.site-header::after {
  content: '';
  position: absolute;
  bottom: 0; right: 0;
  height: 1px;
  width: 0;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  animation: headerLine 3s ease forwards 0.5s;
}
@keyframes headerLine {
  to { width: 100%; left: 0; }
}

/* تایپ انیمیشن hero */
.hero h1 {
  animation: fadeSlideUp 1s ease both;
}
.hero p {
  animation: fadeSlideUp 1s ease both 0.3s;
  opacity: 0;
}
.hero-cta {
  animation: fadeSlideUp 1s ease both 0.6s;
  opacity: 0;
}
.hero-eyebrow {
  animation: fadeSlideUp 1s ease both 0s;
  opacity: 0;
}
@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* کارت‌ها — hover بزرگ میشن */
.card {
  transition: transform 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease !important;
}
.card:hover {
  transform: translateY(-6px) scale(1.02) !important;
  box-shadow: 0 16px 48px rgba(0,0,0,0.5), 0 0 24px rgba(212,194,154,0.1) !important;
}

/* دکمه‌ها border طلایی درخشان */
.btn-primary {
  box-shadow: 0 0 0 1px rgba(212,194,154,0.3), inset 0 1px 0 rgba(255,255,255,0.1) !important;
}
.btn-outline {
  box-shadow: 0 0 0 1px rgba(212,194,154,0.15) !important;
}
.btn-outline:hover {
  box-shadow: 0 0 0 1px rgba(212,194,154,0.5), 0 0 16px rgba(212,194,154,0.1) !important;
}

/* nebula پررنگ‌تر */
body::before {
  background:
    radial-gradient(ellipse 70% 50% at 15% 20%, rgba(80,40,140,0.18) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 85% 70%, rgba(20,60,140,0.15) 0%, transparent 60%),
    radial-gradient(ellipse 40% 30% at 50% 90%, rgba(120,40,90,0.12) 0%, transparent 60%),
    radial-gradient(ellipse 35% 25% at 70% 10%, rgba(40,80,120,0.10) 0%, transparent 60%) !important;
}

/* section header تیتر با خط طلایی */
.section-header h2::after {
  width: 80px !important;
  height: 2px !important;
  background: linear-gradient(90deg, transparent, var(--gold), transparent) !important;
}

/* level cards hover */
.level-card:hover .level-icon {
  transform: scale(1.2);
  transition: transform 0.3s ease;
}
.level-icon {
  transition: transform 0.3s ease;
  display: inline-block;
}

/* footer gradient بهتر */
.site-footer {
  background: linear-gradient(180deg, rgba(17,17,17,0) 0%, rgba(10,8,20,0.97) 30%) !important;
  border-top: 1px solid rgba(212,194,154,0.15) !important;
}

/* scrollbar طلایی */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: #111; }
::-webkit-scrollbar-thumb { background: rgba(212,194,154,0.3); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(212,194,154,0.6); }

/* selection رنگ طلایی */
::selection { background: rgba(212,194,154,0.25); color: var(--white); }

/* ===== CURSOR ===== */
* { cursor: none !important; }
.cursor-dot { display:none !important; }
.cursor-dot-old {
  position: fixed;
  width: 8px; height: 8px;
  background: var(--gold);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.1s ease;
}
.cursor-ring {
  position: fixed;
  width: 32px; height: 32px;
  border: 1px solid rgba(212,194,154,0.5);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: width 0.2s ease, height 0.2s ease, border-color 0.2s ease;
}
.cursor-ring.hover {
  width: 48px; height: 48px;
  border-color: var(--gold);
}

/* ===== SCROLL PROGRESS ===== */
.scroll-progress {
  position: fixed;
  top: 0; right: 0;
  height: 2px;
  width: 0%;
  background: linear-gradient(90deg, var(--gold-dim), var(--gold), var(--gold-bright));
  z-index: 9997;
  transition: width 0.1s linear;
}

/* ===== LOADING SCREEN ===== */
.loader {
  position: fixed;
  inset: 0;
  background: #0a0812;
  z-index: 99999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  transition: opacity 0.8s ease, visibility 0.8s ease;
}
.loader.hidden { opacity: 0; visibility: hidden; }
.loader-icon {
  font-size: 3rem;
  animation: loaderSpin 2s linear infinite;
}
@keyframes loaderSpin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}
.loader-text {
  font-family: var(--font);
  font-size: 1.1rem;
  color: var(--gold);
  letter-spacing: 0.15em;
}
.loader-bar {
  width: 200px; height: 1px;
  background: var(--border);
  border-radius: 1px;
  overflow: hidden;
}
.loader-bar-fill {
  height: 100%;
  background: var(--gold);
  width: 0%;
  animation: loaderFill 1.8s ease forwards;
}
@keyframes loaderFill {
  to { width: 100%; }
}

/* ===== CLOCK ===== */
.header-clock {
  font-size: 0.75rem;
  color: var(--muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.1rem;
  border-right: 1px solid var(--border);
  padding-right: 1rem;
  margin-right: 0.5rem;
  line-height: 1.4;
}
.header-clock .utc { color: var(--gold-dim); font-size: 0.8rem; letter-spacing: 0.05em; }

/* ===== AMBIENT SOUND ===== */
.sound-btn {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  font-size: 14px;
  cursor: none;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.3s ease;
  flex-shrink: 0;
}
.sound-btn:hover { border-color: var(--gold-dim); color: var(--gold); }
.sound-btn.playing { border-color: var(--gold); color: var(--gold); }

/* ===== CURSOR ARROW ===== */
.cursor-dot { display: none !important; }
.cursor-ring { display: none !important; }
* { cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='24' viewBox='0 0 20 24'%3E%3Cpath d='M0 0 L0 20 L5 15 L9 23 L11 22 L7 14 L13 14 Z' fill='%23D4C29A' stroke='%23111' stroke-width='1'/%3E%3C/svg%3E") 0 0, auto !important; }