/* ==========================================================================
   ARRA DIGITAL - PRODUCTION DESIGN SYSTEM & STYLESHEET
   Brand Colors: Dark Navy #10182B, Secondary #17294A, Accent Blue #4778FF,
   Accent Purple #7657E8.
   ========================================================================== */

:root {
  --bg-main: #10182B;
  --bg-secondary: #17294A;
  --bg-surface: #131F37;
  --bg-card: #182849;
  --bg-card-hover: #1E335D;
  --bg-input: #0D1424;

  --border-subtle: #23385D;
  --border-focus: #4778FF;

  --accent-blue: #4778FF;
  --accent-blue-hover: #3768EF;
  --accent-purple: #7657E8;
  --accent-purple-hover: #6343D6;
  --accent-glow: rgba(71, 120, 255, 0.25);

  --text-primary: #FFFFFF;
  --text-secondary: #CBD5E1;
  --text-muted: #94A3B8;

  --color-success: #10B981;
  --color-warning: #F59E0B;
  --color-danger: #EF4444;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 22px;
  --radius-pill: 9999px;

  --max-width: 1200px;
  --nav-height: 72px;

  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.5);

  --font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --transition-fast: 0.18s ease;
  --transition-normal: 0.28s ease;
}

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

html {
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.6;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-height) + 16px);
  background-color: var(--bg-main);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-main);
  color: var(--text-primary);
  overflow-x: hidden;
}

:focus-visible {
  outline: 2px solid var(--accent-blue);
  outline-offset: 3px;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

ul, ol {
  list-style: none;
}

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

button, input, textarea, select {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

.section {
  padding: 70px 0;
  position: relative;
}

.section-secondary {
  background-color: var(--bg-secondary);
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px;
}

.section-header h2 {
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}

.section-header p {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

.gradient-text {
  background: linear-gradient(135deg, #4778FF 0%, #A78BFA 50%, #7657E8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-blue { color: var(--accent-blue); }
.text-purple { color: var(--accent-purple); }
.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 22px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  text-align: center;
  line-height: 1.2;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-blue) 0%, #3562E0 100%);
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(71, 120, 255, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #5A87FF 0%, var(--accent-blue) 100%);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(71, 120, 255, 0.45);
}

.btn-secondary {
  background-color: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
}

.btn-secondary:hover {
  background-color: var(--bg-card-hover);
  border-color: var(--accent-blue);
  transform: translateY(-1px);
}

.btn-outline {
  background-color: transparent;
  color: var(--accent-blue);
  border: 1px solid var(--accent-blue);
}

.btn-outline:hover {
  background-color: rgba(71, 120, 255, 0.12);
}

.btn-whatsapp {
  background: linear-gradient(135deg, #25D366 0%, #1EBE5D 100%);
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
  background: linear-gradient(135deg, #2CE270 0%, #25D366 100%);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

.btn-sm {
  padding: 7px 14px;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 14px 28px;
  font-size: 1.05rem;
  border-radius: var(--radius-lg);
}

.btn-full {
  width: 100%;
}

/* Badges */
.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: var(--radius-pill);
  line-height: 1.4;
}

.badge-blue {
  background-color: rgba(71, 120, 255, 0.15);
  color: #8EB0FF;
  border: 1px solid rgba(71, 120, 255, 0.3);
}

.badge-purple {
  background-color: rgba(118, 87, 232, 0.15);
  color: #BBA7FF;
  border: 1px solid rgba(118, 87, 232, 0.3);
}

.badge-sample {
  background-color: rgba(245, 158, 11, 0.15);
  color: #FBBF24;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-success {
  background-color: rgba(16, 185, 129, 0.15);
  color: #34D399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-pending {
  background-color: rgba(245, 158, 11, 0.15);
  color: #FBBF24;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

/* Cards */
.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all var(--transition-normal);
  position: relative;
}

.card:hover {
  background-color: var(--bg-card-hover);
  border-color: rgba(71, 120, 255, 0.4);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

/* Navbar */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--nav-height);
  background-color: rgba(16, 24, 43, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-subtle);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo-img {
  height: 38px;
  width: auto;
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 0.92rem;
  font-weight: 500;
  transition: color var(--transition-fast);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--accent-blue);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.hamburger-btn {
  display: none;
  color: var(--text-primary);
  padding: 8px;
}

/* Mobile Nav Drawer */
.mobile-nav-panel {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(16, 24, 43, 0.98);
  backdrop-filter: blur(20px);
  z-index: 999;
  padding: 24px;
  flex-direction: column;
  overflow-y: auto;
}

.mobile-nav-panel.open {
  display: flex;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 30px;
}

.mobile-nav-links a {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
  padding: 10px 0;
  border-bottom: 1px solid var(--border-subtle);
}

.mobile-nav-links a.active {
  color: var(--accent-blue);
}

/* Hero Section */
.hero {
  padding: 80px 0 90px;
  background: radial-gradient(circle at 50% 10%, rgba(71, 120, 255, 0.12) 0%, transparent 60%);
  text-align: center;
}

.hero-content {
  max-width: 820px;
  margin: 0 auto;
}

.hero-badge {
  margin-bottom: 20px;
}

.hero h1 {
  font-size: 3rem;
  font-weight: 850;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 34px;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.hero-trust-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  color: var(--text-muted);
  font-size: 0.88rem;
  flex-wrap: wrap;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.trust-icon {
  color: var(--accent-blue);
}

/* Grids */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

/* Catalog */
.catalog-filters {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}

.filter-pills {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.filter-pill {
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  font-size: 0.88rem;
  font-weight: 600;
  background-color: var(--bg-card);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
  transition: all var(--transition-fast);
}

.filter-pill.active,
.filter-pill:hover {
  background-color: var(--accent-blue);
  color: #FFFFFF;
  border-color: var(--accent-blue);
}

.search-input-wrap {
  position: relative;
  min-width: 260px;
}

.search-input {
  width: 100%;
  padding: 9px 16px 9px 38px;
  background-color: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.9rem;
}

.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}

.product-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

.product-top {
  margin-bottom: 16px;
}

.product-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.product-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.3;
}

.product-desc {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.55;
  margin-bottom: 16px;
}

.product-features-preview {
  margin-bottom: 20px;
}

.product-features-preview li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.feature-check {
  color: var(--accent-blue);
  flex-shrink: 0;
  margin-top: 3px;
}

.product-bottom {
  padding-top: 16px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.product-price-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.product-price-val {
  font-size: 1.35rem;
  font-weight: 800;
  color: #FFFFFF;
}

/* Services */
.service-icon-box {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(71, 120, 255, 0.2) 0%, rgba(118, 87, 232, 0.2) 100%);
  border: 1px solid rgba(71, 120, 255, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 18px;
}

.service-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.service-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Tools */
.tools-tabs {
  display: flex;
  gap: 10px;
  margin-bottom: 30px;
  flex-wrap: wrap;
  justify-content: center;
}

.tools-tab-btn {
  padding: 10px 18px;
  border-radius: var(--radius-md);
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.tools-tab-btn.active,
.tools-tab-btn:hover {
  background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
  color: #FFFFFF;
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(71, 120, 255, 0.3);
}

.tool-workspace {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 11px 16px;
  background-color: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast);
}

.form-control:focus {
  border-color: var(--accent-blue);
}

textarea.form-control {
  min-height: 100px;
  resize: vertical;
}

.tool-output-box {
  margin-top: 30px;
  padding: 24px;
  background-color: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  position: relative;
}

.tool-output-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle);
}

.tool-output-content {
  font-family: var(--font-family);
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text-primary);
  white-space: pre-wrap;
}

/* FAQ */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item:hover {
  border-color: rgba(71, 120, 255, 0.4);
}

.faq-summary {
  padding: 18px 22px;
  font-weight: 600;
  font-size: 1.05rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  user-select: none;
}

.faq-content {
  display: none;
  padding: 0 22px 20px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Modal */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(10, 15, 27, 0.85);
  backdrop-filter: blur(8px);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.open {
  display: flex;
}

.modal-box {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  max-width: 540px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 28px;
  box-shadow: var(--shadow-lg);
  position: relative;
  animation: modalIn 0.2s ease-out;
}

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.96); }
  to { opacity: 1; transform: scale(1); }
}

.modal-close-btn {
  position: absolute;
  top: 18px;
  right: 18px;
  color: var(--text-muted);
  font-size: 1.4rem;
  line-height: 1;
}

.modal-close-btn:hover {
  color: #FFFFFF;
}

/* Admin Dashboard */
.admin-layout {
  display: flex;
  min-height: calc(100vh - var(--nav-height));
}

.admin-sidebar {
  width: 250px;
  background-color: var(--bg-surface);
  border-right: 1px solid var(--border-subtle);
  padding: 24px 16px;
  flex-shrink: 0;
}

.admin-nav-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.admin-nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 0.92rem;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.admin-nav-item:hover,
.admin-nav-item.active {
  background-color: rgba(71, 120, 255, 0.15);
  color: #FFFFFF;
}

.admin-content {
  flex: 1;
  padding: 32px;
  background-color: var(--bg-main);
  overflow-x: auto;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}

.stat-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px;
}

.stat-title {
  font-size: 0.82rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
}

.stat-number {
  font-size: 1.8rem;
  font-weight: 800;
  color: #FFFFFF;
}

/* Table */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}

.table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

.table th {
  background-color: var(--bg-surface);
  color: var(--text-muted);
  font-weight: 600;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-subtle);
  white-space: nowrap;
}

.table td {
  padding: 14px 16px;
  border-bottom: 1px solid rgba(35, 56, 93, 0.4);
  color: var(--text-secondary);
}

.table tr:last-child td {
  border-bottom: none;
}

.table tr:hover td {
  background-color: rgba(71, 120, 255, 0.04);
}

/* Footer */
.site-footer {
  margin-top: auto;
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  padding: 60px 0 30px;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.92rem;
  margin-top: 12px;
  max-width: 340px;
  line-height: 1.6;
}

.footer-col h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 18px;
  letter-spacing: 0.5px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col a {
  color: var(--text-muted);
  font-size: 0.88rem;
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: var(--accent-blue);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-size: 0.85rem;
  flex-wrap: wrap;
  gap: 16px;
}

/* Floating WA */
.floating-wa-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: linear-gradient(135deg, #25D366 0%, #1EBE5D 100%);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  z-index: 1500;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.floating-wa-btn:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 26px rgba(37, 211, 102, 0.6);
}

@media (max-width: 992px) {
  .hero h1 { font-size: 2.4rem; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: repeat(2, 1fr); }
  .admin-layout { flex-direction: column; }
  .admin-sidebar { width: 100%; border-right: none; border-bottom: 1px solid var(--border-subtle); }
}

@media (max-width: 768px) {
  .nav-desktop { display: none; }
  .hamburger-btn { display: block; }
  .hero h1 { font-size: 2rem; }
  .hero-subtitle { font-size: 1.05rem; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .section { padding: 50px 0; }
  .tool-workspace { padding: 20px; }
}