/* ============================================================
   KANDURATA D&D EXPORTS — DESIGN SYSTEM
   ============================================================ */

:root {
  /* Brand Colors — inspired by Kandurata's green & gold identity */
  --green-900: #1B3A1E;
  --green-800: #2A5C2E;
  --green-700: #3A7D3F;
  --green-600: #4CAF50;
  --green-500: #5CB85C;
  --green-400: #7DCF7F;
  --green-100: #E8F5E9;
  --green-50:  #F1F8F2;

  --gold-600:  #C8961F;
  --gold-500:  #E6A817;
  --gold-400:  #FBC02D;
  --gold-300:  #FFD54F;
  --gold-100:  #FFF9E6;

  --dark-900: #0D1B0F;
  --dark-800: #152517;
  --dark-700: #1E3320;
  --dark-600: #2C4A2E;

  --gray-900: #1A1A1A;
  --gray-800: #2D2D2D;
  --gray-700: #4A4A4A;
  --gray-600: #6B6B6B;
  --gray-500: #888888;
  --gray-400: #AAAAAA;
  --gray-300: #CCCCCC;
  --gray-200: #E5E5E5;
  --gray-100: #F5F5F5;
  --white:    #FFFFFF;

  /* Typography */
  --font-primary: 'Poppins', sans-serif;
  --font-display: 'Poppins', sans-serif;

  /* Spacing */
  --sp-xs: 0.25rem;
  --sp-sm: 0.5rem;
  --sp-md: 1rem;
  --sp-lg: 1.5rem;
  --sp-xl: 2rem;
  --sp-2xl: 3rem;
  --sp-3xl: 4rem;
  --sp-4xl: 6rem;

  /* Border Radius */
  --r-sm: 6px;
  --r-md: 12px;
  --r-lg: 18px;
  --r-xl: 24px;
  --r-full: 999px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.12);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.16);
  --shadow-xl: 0 16px 60px rgba(0,0,0,0.20);
  --shadow-green: 0 8px 30px rgba(74,175,80,0.25);
  --shadow-gold: 0 8px 30px rgba(251,192,45,0.30);

  /* Transitions */
  --t-fast: 0.15s ease;
  --t-mid:  0.25s ease;
  --t-slow: 0.4s ease;
}

/* ========== RESET & BASE ========== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-primary);
  color: var(--gray-900);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; font-family: var(--font-primary); }
input, textarea, select {
  font-family: var(--font-primary);
  font-size: 1rem;
  outline: none;
}

/* ========== CONTAINER ========== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--sp-xl);
}

/* ========== TOP BAR ========== */
.top-bar {
  background: var(--green-900);
  color: rgba(255,255,255,0.9);
  font-size: 0.8rem;
  padding: 0.45rem 0;
  letter-spacing: 0.02em;
}
.top-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.top-bar-left, .top-bar-right {
  display: flex;
  gap: var(--sp-lg);
  align-items: center;
}
.cert-badge {
  background: rgba(251,192,45,0.2);
  color: var(--gold-300);
  padding: 2px 10px;
  border-radius: var(--r-full);
  font-size: 0.75rem;
  font-weight: 600;
}

/* ========== NAVBAR ========== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: all 0.3s ease;
  padding: 0.8rem 0;
}
.navbar.scrolled {
  box-shadow: var(--shadow-md);
  border-bottom-color: var(--gray-200);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.logo-icon {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, var(--green-700), var(--green-900));
  border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  box-shadow: var(--shadow-green);
  flex-shrink: 0;
}
.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.logo-name {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--green-800);
  letter-spacing: -0.02em;
}
.logo-sub {
  font-size: 0.7rem;
  color: var(--gray-500);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--sp-lg);
}
.nav-link {
  font-weight: 500;
  color: var(--gray-700);
  transition: color var(--t-fast);
  font-size: 0.95rem;
}
.nav-link:hover { color: var(--green-700); }

.btn-outline-nav {
  padding: 0.5rem 1.2rem;
  border: 2px solid var(--green-700);
  color: var(--green-700);
  border-radius: var(--r-full);
  font-weight: 600;
  font-size: 0.85rem;
  transition: all var(--t-mid);
}
.btn-outline-nav:hover {
  background: var(--green-700);
  color: white;
}
.btn-primary-nav {
  padding: 0.55rem 1.4rem;
  background: linear-gradient(135deg, var(--green-700), var(--green-800));
  color: white;
  border-radius: var(--r-full);
  font-weight: 600;
  font-size: 0.85rem;
  transition: all var(--t-mid);
  box-shadow: var(--shadow-green);
}
.btn-primary-nav:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 30px rgba(74,175,80,0.35);
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--green-800);
  border-radius: 2px;
  transition: all var(--t-mid);
}

/* ========== BUTTONS ========== */
.btn-green {
  display: inline-flex;
  align-items: center;
  padding: 0.8rem 2rem;
  background: linear-gradient(135deg, var(--green-700), var(--green-800));
  color: white;
  border-radius: var(--r-full);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--t-mid);
  border: none;
  box-shadow: var(--shadow-green);
}
.btn-green:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 35px rgba(74,175,80,0.40);
}
.btn-green.btn-full { width: 100%; justify-content: center; }
.btn-gold {
  display: inline-flex;
  align-items: center;
  padding: 0.8rem 2rem;
  background: linear-gradient(135deg, var(--gold-400), var(--gold-600));
  color: var(--dark-900);
  border-radius: var(--r-full);
  font-weight: 700;
  font-size: 0.95rem;
  transition: all var(--t-mid);
  border: none;
  box-shadow: var(--shadow-gold);
}
.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 35px rgba(251,192,45,0.45);
}

/* ========== SECTION COMMON ========== */
.section-header {
  text-align: center;
  margin-bottom: var(--sp-3xl);
}
.section-tag {
  display: inline-block;
  padding: 0.3rem 1.2rem;
  background: var(--green-100);
  color: var(--green-800);
  border-radius: var(--r-full);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: var(--sp-md);
}
.section-tag-light {
  display: inline-block;
  padding: 0.3rem 1.2rem;
  background: rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.9);
  border-radius: var(--r-full);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: var(--sp-md);
}
.section-title {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--dark-900);
  margin-bottom: var(--sp-md);
}
.section-desc {
  font-size: 1.05rem;
  color: var(--gray-600);
  max-width: 580px;
  margin: 0 auto;
  line-height: 1.7;
}
.gold-text { color: var(--gold-400); }
.green-text { color: var(--green-600); }
.white-text { color: white; }

/* ========== FORM ELEMENTS ========== */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: var(--sp-md);
}
.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gray-700);
}
.form-group input,
.form-group select,
.form-group textarea {
  padding: 0.75rem 1rem;
  border: 2px solid var(--gray-200);
  border-radius: var(--r-md);
  font-size: 0.95rem;
  color: var(--gray-900);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
  background: var(--white);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--green-600);
  box-shadow: 0 0 0 3px rgba(76,175,80,0.12);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-md);
}

/* ========== TOAST NOTIFICATION ========== */
.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 9999;
  background: var(--green-800);
  color: white;
  padding: 1rem 1.5rem;
  border-radius: var(--r-md);
  box-shadow: var(--shadow-lg);
  font-weight: 600;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s ease;
  max-width: 320px;
}
.toast.show {
  transform: translateY(0);
  opacity: 1;
}
.toast.error { background: #b71c1c; }
.toast.warning { background: var(--gold-600); color: var(--dark-900); }

/* ========== STATUS BADGES ========== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 0.25rem 0.75rem;
  border-radius: var(--r-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.badge-pending    { background: #FFF3E0; color: #E65100; }
.badge-confirmed  { background: #E8F5E9; color: #2E7D32; }
.badge-processing { background: #E3F2FD; color: #1565C0; }
.badge-shipped    { background: #F3E5F5; color: #7B1FA2; }
.badge-delivered  { background: #E8F5E9; color: #1B5E20; }
.badge-cancelled  { background: #FFEBEE; color: #B71C1C; }
.badge-payment    { background: #FFF9E6; color: #8B6914; }
.badge-approved   { background: #E8F5E9; color: #1B5E20; }
.badge-review     { background: #FFF3E0; color: #E65100; }

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  .container { padding: 0 1rem; }
  .section-title { font-size: 1.8rem; }
  .top-bar-right { display: none; }
  .hamburger { display: flex; }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 1.5rem;
    box-shadow: var(--shadow-lg);
    gap: 1rem;
    z-index: 999;
  }
  .nav-links.open { display: flex; }
  .form-row { grid-template-columns: 1fr; }
}