/* =========================================
   DESIGN SYSTEM & VARIABLES
   ========================================= */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Outfit:wght@500;700;800;900&display=swap');

:root {
  --bg-color: #ffffff;
  --surface-color: #f8fafc;
  --surface-color-hover: #f1f5f9;
  --primary-color: #10b981;
  --primary-hover: #059669;
  --secondary-color: #3b82f6;
  --secondary-hover: #2563eb;
  --accent-color: #8b5cf6;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --border-color: #e2e8f0;
  --glass-bg: rgba(255,255,255,0.92);
  --font-family: 'Inter', system-ui, sans-serif;
  --heading-font: 'Outfit', 'Inter', sans-serif;
  --transition: all 0.3s cubic-bezier(0.25,0.8,0.25,1);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 10px 30px rgba(0,0,0,0.1);
  --shadow-glow: 0 0 25px rgba(16,185,129,0.25);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
}

/* =========================================
   RESET & BASE
   ========================================= */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-family);
  background-color: var(--bg-color);
  color: var(--text-main);
  line-height: 1.7;
  overflow-x: hidden;
}

h1,h2,h3,h4,h5,h6 {
  font-family: var(--heading-font);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

a { color: inherit; text-decoration: none; transition: var(--transition); }
img { max-width:100%; display:block; }

.container {
  width:100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* =========================================
   UTILITIES
   ========================================= */
.text-gradient {
  background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
}

.section-title { text-align:center; font-size:2.6rem; margin-bottom:1rem; }
.section-subtitle { text-align:center; color:var(--text-muted); max-width:580px; margin:0 auto 3rem; font-size:1.05rem; }
.section-padding { padding: 6rem 0; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(16,185,129,0.1);
  color: var(--primary-color);
  border: 1px solid rgba(16,185,129,0.2);
  padding: 5px 14px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

/* =========================================
   BUTTONS
   ========================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0.85rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  outline: none;
  letter-spacing: 0.2px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: #fff;
  box-shadow: 0 4px 15px rgba(16,185,129,0.3);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(16,185,129,0.4);
  color: #fff;
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--border-color);
  color: var(--text-main);
}
.btn-outline:hover {
  border-color: var(--primary-color);
  color: var(--primary-color);
  transform: translateY(-2px);
}

.btn-ghost {
  background: rgba(255,255,255,0.15);
  border: 2px solid rgba(255,255,255,0.3);
  color: #fff;
  backdrop-filter: blur(4px);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.25);
  color: #fff;
  transform: translateY(-2px);
}

/* =========================================
   HEADER & NAVBAR
   ========================================= */
.header {
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  z-index: 1000;
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.logo {
  font-size: 1.4rem;
  font-weight: 800;
  font-family: var(--heading-font);
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 10px;
}
.logo img { height: 46px; width: auto; border-radius: 8px; }
.logo-text span { color: var(--primary-color); }

.nav-menu { display:flex; list-style:none; gap:0.25rem; align-items:center; }

.nav-link {
  font-weight: 500;
  color: var(--text-muted);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  position: relative;
  font-size: 0.95rem;
}
.nav-link:hover, .nav-link.active {
  color: var(--primary-color);
  background: rgba(16,185,129,0.08);
}

.nav-cta {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: #fff !important;
  padding: 0.55rem 1.4rem;
  border-radius: 50px;
  font-weight: 600;
  margin-left: 0.5rem;
  box-shadow: 0 3px 12px rgba(16,185,129,0.3);
}
.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(16,185,129,0.4);
  background: rgba(0,0,0,0) !important;
  background: linear-gradient(135deg, var(--primary-hover), var(--secondary-hover)) !important;
  color: #fff !important;
}

.menu-toggle {
  display:none;
  font-size: 1.4rem;
  color: var(--text-main);
  cursor: pointer;
  background: none;
  border: none;
  padding: 0.5rem;
  border-radius: var(--radius-sm);
}

/* =========================================
   HERO SECTION
   ========================================= */
.hero {
  padding-top: 76px;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, #f0fdf4 0%, #eff6ff 50%, #faf5ff 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -15%;
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(16,185,129,0.12) 0%, transparent 70%);
  border-radius: 50%;
  z-index: 0;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -20%;
  left: -10%;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(59,130,246,0.1) 0%, transparent 70%);
  border-radius: 50%;
  z-index: 0;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
  position: relative;
  z-index: 1;
  padding-top: 3rem;
  padding-bottom: 3rem;
}

.hero-content { max-width: 560px; }

.hero-content h1 {
  font-size: 3.8rem;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -1px;
}

.hero-content p {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  line-height: 1.8;
}

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

.hero-stats {
  display: flex;
  gap: 2.5rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
}
.hero-stat-num {
  font-family: var(--heading-font);
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1;
}
.hero-stat-label { color: var(--text-muted); font-size: 0.85rem; margin-top: 4px; }

.hero-visual {
  position: relative;
  animation: float 7s ease-in-out infinite;
}

.hero-img-wrap {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg), 0 0 0 1px var(--border-color);
  aspect-ratio: 4/3;
}
.hero-img-wrap img { width:100%; height:100%; object-fit:cover; }

.hero-badge-float {
  position: absolute;
  background: #fff;
  border-radius: var(--radius-md);
  padding: 12px 18px;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  font-weight: 600;
  border: 1px solid var(--border-color);
}
.hero-badge-float.badge-1 { top: -20px; right: -20px; }
.hero-badge-float.badge-2 { bottom: 30px; left: -30px; }
.hero-badge-float .badge-icon {
  width: 36px; height: 36px;
  border-radius: 10px;
  display: flex; align-items:center; justify-content:center;
  font-size: 1.1rem;
}
.badge-icon.green { background: rgba(16,185,129,0.15); color: var(--primary-color); }
.badge-icon.blue  { background: rgba(59,130,246,0.15); color: var(--secondary-color); }

@keyframes float {
  0%,100% { transform: translateY(0); }
  50% { transform: translateY(-18px); }
}

/* =========================================
   CARDS & GRIDS
   ========================================= */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.75rem;
}
.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.card {
  background: var(--bg-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(16,185,129,0.2);
}

.card-img-top {
  width:100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
}

.card-icon {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, rgba(16,185,129,0.12), rgba(59,130,246,0.12));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: var(--primary-color);
  margin-bottom: 1.25rem;
}

.card-title { font-size: 1.25rem; margin-bottom: 0.75rem; }
.card-text { color: var(--text-muted); flex-grow:1; margin-bottom:1.5rem; line-height:1.7; }

.card-link {
  color: var(--primary-color);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
}
.card-link:hover { gap: 12px; color: var(--secondary-color); }

/* Course card no-image variant */
.course-card-icon {
  height: 160px;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.5rem;
}

/* =========================================
   ABOUT SECTION
   ========================================= */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.about-visual { position: relative; }
.about-img-main {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4/3;
}
.about-img-main img { width:100%; height:100%; object-fit:cover; }

.about-img-accent {
  position: absolute;
  bottom: -24px; right: -24px;
  width: 52%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 4px solid #fff;
  aspect-ratio: 1;
}
.about-img-accent img { width:100%; height:100%; object-fit:cover; }

.about-features { list-style:none; margin-top:2rem; }
.about-features li {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.2rem;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background: var(--surface-color);
  transition: var(--transition);
}
.about-features li:hover {
  border-color: rgba(16,185,129,0.3);
  transform: translateX(6px);
}
.about-features li .feat-icon {
  width: 36px; height: 36px; flex-shrink:0;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: 8px;
  display: flex; align-items:center; justify-content:center;
  color:#fff; font-size:0.9rem;
}
.about-features li .feat-text strong { display:block; font-weight:600; margin-bottom:2px; }
.about-features li .feat-text span { color:var(--text-muted); font-size:0.88rem; }

/* =========================================
   WHY CHOOSE US / STATS STRIP
   ========================================= */
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px,1fr));
  gap: 1.5rem;
}
.why-card {
  text-align: center;
  padding: 2.5rem 2rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  background: var(--bg-color);
  transition: var(--transition);
}
.why-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(16,185,129,0.2);
}
.why-icon {
  width: 72px; height: 72px;
  margin: 0 auto 1.5rem;
  border-radius: var(--radius-md);
  display: flex; align-items:center; justify-content:center;
  font-size: 2rem;
}

/* =========================================
   TESTIMONIALS
   ========================================= */
.testimonial-card {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
}
.testimonial-card::before {
  content: '"';
  font-size: 5rem;
  line-height: 1;
  color: var(--primary-color);
  opacity: 0.15;
  font-family: Georgia, serif;
  position: absolute;
  top: 1rem; left: 1.5rem;
}
.testimonial-text { color:var(--text-muted); font-style:italic; margin-bottom:1.5rem; line-height:1.8; }
.testimonial-author { display:flex; align-items:center; gap:1rem; }
.author-avatar {
  width:46px; height:46px; border-radius:50%;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  display:flex; align-items:center; justify-content:center;
  color:#fff; font-weight:700; font-size:1rem; flex-shrink:0;
}
.author-name { font-weight:600; font-size:0.95rem; }
.author-role { color:var(--text-muted); font-size:0.8rem; }

/* =========================================
   CTA SECTION
   ========================================= */
.cta-section {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  border-radius: var(--radius-xl);
  padding: 5rem 3rem;
  text-align: center;
  color: #fff;
  position: relative;
  overflow: hidden;
  margin: 0 2rem;
}
.cta-section::before {
  content:'';
  position:absolute;
  top:-50%; right:-10%;
  width:400px; height:400px;
  background: rgba(255,255,255,0.08);
  border-radius:50%;
}
.cta-section h2 { color:#fff; font-size:2.5rem; margin-bottom:1rem; }
.cta-section p { color:rgba(255,255,255,0.85); font-size:1.1rem; margin-bottom:2rem; }

/* =========================================
   CONTACT PAGE
   ========================================= */
.contact-info-item {
  display:flex; align-items:flex-start; gap:1rem;
  padding: 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  margin-bottom: 1rem;
  background: var(--surface-color);
  transition: var(--transition);
}
.contact-info-item:hover { border-color: rgba(16,185,129,0.3); }
.contact-icon {
  width:46px; height:46px; border-radius:var(--radius-sm); flex-shrink:0;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  display:flex; align-items:center; justify-content:center;
  color:#fff; font-size:1.1rem;
}

/* =========================================
   FORMS
   ========================================= */
.form-group { margin-bottom: 1.5rem; }
.form-label {
  display:block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-main);
}
.form-control, .form-element {
  width:100%;
  padding: 0.85rem 1.1rem;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border-color);
  background: var(--surface-color);
  color: var(--text-main);
  font-family: var(--font-family);
  font-size: 0.95rem;
  transition: var(--transition);
  outline: none;
  margin-bottom: 0;
}
.form-control:focus, .form-element:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(16,185,129,0.12);
  background: #fff;
}
textarea.form-control, textarea.form-element { resize: vertical; min-height: 100px; }

/* =========================================
   REGISTRATION PAGE
   ========================================= */
.register-wrap {
  max-width: 680px;
  margin: 0 auto;
}
.register-card {
  background: #fff;
  border-radius: var(--radius-xl);
  padding: 3rem;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
}

/* =========================================
   WHATSAPP BUTTON
   ========================================= */
.chat-section {
  position: fixed;
  bottom: 28px; right: 28px;
  z-index: 999;
  background: #25d366;
  width: 62px; height: 62px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 24px rgba(37,211,102,0.45);
  transition: var(--transition);
  text-decoration: none;
  color: #fff;
  font-size: 1.7rem;
}
.chat-section:hover { transform: scale(1.12); box-shadow: 0 8px 32px rgba(37,211,102,0.6); color:#fff; }

/* =========================================
   FOOTER
   ========================================= */
.footer {
  background: #0f172a;
  color: #cbd5e1;
  padding: 5rem 0 2rem;
  margin-top: 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr repeat(2, 1fr);
  gap: 4rem;
  margin-bottom: 4rem;
}

.footer-brand .logo { color:#fff; margin-bottom:1rem; display:inline-flex; }
.footer-brand p { color: #94a3b8; line-height:1.8; max-width:280px; }

.footer-col h4 {
  color: #fff;
  font-size: 1rem;
  margin-bottom: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.3px;
}

.footer-links { list-style:none; }
.footer-links li { margin-bottom: 0.75rem; }
.footer-links a { color: #94a3b8; font-size: 0.92rem; transition: var(--transition); display:inline-flex; align-items:center; gap:6px; }
.footer-links a:hover { color: var(--primary-color); padding-left: 4px; }

.footer-contact li { display:flex; gap:1rem; margin-bottom:1.1rem; align-items:flex-start; }
.footer-contact i { color: var(--primary-color); font-size:1rem; margin-top:3px; flex-shrink:0; }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid #1e293b;
  color: #64748b;
  font-size: 0.88rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.social-links { display:flex; gap:0.75rem; }
.social-link {
  width:38px; height:38px;
  border-radius: 50%;
  background: #1e293b;
  display:flex; align-items:center; justify-content:center;
  color: #94a3b8;
  font-size: 0.95rem;
  transition: var(--transition);
  border: 1px solid #334155;
}
.social-link:hover { background: var(--primary-color); color:#fff; border-color:var(--primary-color); transform:translateY(-3px); }

/* =========================================
   RESPONSIVE
   ========================================= */
@media (max-width: 1024px) {
  .hero .container { gap: 3rem; }
  .hero-content h1 { font-size: 3rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap:2.5rem; }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 76px; left:-100%;
    width:100%; height:calc(100vh - 76px);
    background: var(--bg-color);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: 0.35s cubic-bezier(0.77,0,0.175,1);
    border-top: 1px solid var(--border-color);
  }
  .nav-menu.active { left:0; }
  .menu-toggle { display:block; }
  .nav-cta { margin-left:0; }
  
  .hero .container { grid-template-columns:1fr; gap:2.5rem; text-align:center; padding-top:2rem; }
  .hero-content { max-width:100%; }
  .hero-content h1 { font-size:2.4rem; }
  .hero-buttons { justify-content:center; }
  .hero-stats { justify-content:center; }
  .hero-badge-float.badge-1 { top:-10px; right:0; }
  .hero-badge-float.badge-2 { bottom:20px; left:0; }

  .about-grid { grid-template-columns:1fr; gap:2.5rem; }
  .about-img-accent { display:none; }

  .section-title { font-size:2rem; }
  .cta-section { margin:0; border-radius:var(--radius-lg); padding:3rem 1.5rem; }
  .cta-section h2 { font-size:1.8rem; }

  .footer-grid { grid-template-columns:1fr; gap:2rem; }
  .footer-bottom { flex-direction:column; text-align:center; }
}

@media (max-width: 480px) {
  .hero-content h1 { font-size:2rem; }
  .hero-badge-float { display:none; }
}

/* =========================================
   FAQ ACCORDION
   ========================================= */
.faq-list { display:flex; flex-direction:column; gap:0.75rem; }

.faq-item {
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-color);
  overflow: hidden;
  transition: var(--transition);
}
.faq-item.open { border-color: rgba(16,185,129,0.35); box-shadow: 0 4px 16px rgba(16,185,129,0.1); }

.faq-question {
  width:100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--heading-font);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-main);
  text-align: left;
  gap: 1rem;
}
.faq-question:hover { color: var(--primary-color); }
.faq-icon { flex-shrink:0; font-size:0.85rem; color:var(--text-muted); transition: transform 0.3s ease; }
.faq-item.open .faq-icon { transform: rotate(180deg); color:var(--primary-color); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}
.faq-item.open .faq-answer { max-height: 300px; }
.faq-answer p {
  padding: 0 1.5rem 1.5rem;
  color: var(--text-muted);
  line-height: 1.8;
  font-size: 0.95rem;
}

/* =========================================
   SCROLL ANIMATIONS
   ========================================= */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}


/* =========================================
   PAGE HERO (inner pages)
   ========================================= */
.page-hero {
  padding: 120px 0 4rem;
  background: linear-gradient(135deg, #f0fdf4 0%, #eff6ff 100%);
  text-align: center;
  border-bottom: 1px solid var(--border-color);
}
.page-hero h1 { font-size: 3rem; margin-bottom:0.75rem; }
.page-hero p { color:var(--text-muted); font-size:1.05rem; max-width:500px; margin:0 auto; }

/* =========================================
   ADMIN PANEL STYLES
   ========================================= */
.admin-layout { display:flex; min-height:100vh; }

.sidebar {
  width: 260px;
  background: linear-gradient(160deg, #0f172a 0%, #1e293b 100%);
  padding: 0;
  flex-shrink: 0;
  position: sticky;
  top: 0;
  height: 100vh;
  box-shadow: 4px 0 20px rgba(0,0,0,0.15);
  display: flex;
  flex-direction: column;
}

.sidebar-brand {
  padding: 1.75rem 1.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  gap: 12px;
}
.sidebar-brand img { height:38px; border-radius:8px; }
.sidebar-brand span { color:#fff; font-family:var(--heading-font); font-size:1.2rem; font-weight:800; }

.sidebar-nav {
  padding: 1.25rem 1rem;
  flex: 1;
  overflow-y: auto;
}

/* Custom Sidebar Scrollbar */
.sidebar-nav::-webkit-scrollbar { width: 6px; }
.sidebar-nav::-webkit-scrollbar-track { background: transparent; }
.sidebar-nav::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 10px; }
.sidebar-nav::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.2); }
.sidebar-section-label {
  color: #475569;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 0.5rem 0.75rem;
  margin-top: 0.75rem;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0.8rem 1rem;
  color: #94a3b8;
  text-decoration: none;
  border-radius: 10px;
  margin-bottom: 3px;
  transition: var(--transition);
  font-size: 0.92rem;
  font-weight: 500;
}
.sidebar-link i { width:20px; text-align:center; font-size:1rem; flex-shrink:0; }
.sidebar-link:hover { background: rgba(255,255,255,0.07); color:#e2e8f0; }
.sidebar-link.active { background: linear-gradient(135deg, rgba(16,185,129,0.2), rgba(59,130,246,0.15)); color: #6ee7b7; border: 1px solid rgba(16,185,129,0.2); }
.sidebar-link.danger { color: #fca5a5; }
.sidebar-link.danger:hover { background: rgba(239,68,68,0.15); color:#f87171; }

.sidebar-footer {
  padding: 1rem;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.main-content {
  flex: 1;
  padding: 2.5rem;
  background: #f1f5f9;
  overflow-y: auto;
  min-height: 100vh;
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 1rem;
}
.page-header h1 { margin-bottom:0.25rem; font-size:1.8rem; }
.page-header p { color:var(--text-muted); margin:0; font-size:0.92rem; }

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px,1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: #fff;
  padding: 1.5rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}
.stat-card:hover { transform:translateY(-3px); box-shadow:var(--shadow-md); }
.stat-card-icon {
  position: absolute;
  top: 1.25rem; right: 1.25rem;
  width: 46px; height: 46px;
  border-radius: 12px;
  display: flex; align-items:center; justify-content:center;
  font-size: 1.3rem;
  opacity: 0.9;
}
.stat-label { font-size:0.8rem; color:var(--text-muted); font-weight:600; letter-spacing:0.5px; text-transform:uppercase; margin-bottom:0.5rem; }
.stat-value { font-size:2.2rem; font-weight:800; font-family:var(--heading-font); line-height:1; margin-bottom:0.25rem; }
.stat-sub { font-size:0.8rem; color:var(--text-muted); }

.table-responsive {
  background: #fff;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  margin-top: 1.5rem;
}

.table-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  flex-wrap: wrap;
  gap: 1rem;
}
.table-header h3 { margin:0; font-size:1.05rem; }

table { width:100%; border-collapse:collapse; }
th {
  padding: 0.85rem 1.25rem;
  text-align: left;
  background: #f8fafc;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.8px;
  text-transform: uppercase;
  border-bottom: 1px solid var(--border-color);
}
td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid #f1f5f9;
  font-size: 0.92rem;
  vertical-align: middle;
}
tr:last-child td { border-bottom:none; }
tr:hover td { background: #f8fafc; }

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
}
.status-success { background:rgba(16,185,129,0.1); color:#059669; border:1px solid rgba(16,185,129,0.2); }
.status-warning { background:rgba(245,158,11,0.1); color:#d97706; border:1px solid rgba(245,158,11,0.2); }
.status-danger  { background:rgba(239,68,68,0.1);  color:#dc2626; border:1px solid rgba(239,68,68,0.2); }

.btn-sm { padding: 0.4rem 0.9rem; font-size: 0.8rem; border-radius: 8px; gap:5px; }

.admin-form-card {
  background: #fff;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  padding: 2rem;
  margin-bottom: 1.5rem;
}

.alert {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.92rem;
  font-weight: 500;
}
.alert-success { background:rgba(16,185,129,0.1); color:#059669; border:1px solid rgba(16,185,129,0.25); }
.alert-danger   { background:rgba(239,68,68,0.1);  color:#dc2626; border:1px solid rgba(239,68,68,0.25); }

.form-element {
  width:100%;
  padding: 0.8rem 1rem;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border-color);
  background: var(--surface-color);
  color: var(--text-main);
  font-family: var(--font-family);
  font-size: 0.93rem;
  transition: var(--transition);
  outline: none;
  margin-bottom: 1rem;
}
.form-element:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(16,185,129,0.1);
  background:#fff;
}

/* Admin Responsive */
@media (max-width: 900px) {
  .sidebar { width:220px; }
}
@media (max-width: 700px) {
  .admin-layout { flex-direction:column; }
  .sidebar { width:100%; height:auto; position:relative; }
  .sidebar-nav { display:flex; flex-wrap:wrap; gap:0.25rem; }
  .sidebar-link { padding:0.6rem 0.8rem; font-size:0.8rem; }
  .main-content { padding:1.5rem; }
  .stat-grid { grid-template-columns:1fr 1fr; }
}
@media (max-width: 480px) {
  .stat-grid { grid-template-columns:1fr; }
  .page-header { flex-direction:column; align-items:flex-start; }
  table { font-size:0.82rem; }
  th, td { padding:0.7rem 0.8rem; }
}