/* ==========================================================================
   PORTAL DE SEGURANÇA E SAÚDE OCUPACIONAL (SST) - DESIGN SYSTEM
   ========================================================================== */

:root {
  /* Color Palette - Dark Mode Default */
  --bg-primary: #0a0f1d;
  --bg-secondary: #0f172a;
  --bg-tertiary: #1e293b;
  --bg-card: rgba(15, 23, 42, 0.75);
  --bg-card-hover: rgba(30, 41, 59, 0.9);
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-accent: rgba(16, 185, 129, 0.3);
  --border-glow: rgba(56, 189, 248, 0.4);

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --accent-emerald: #10b981;
  --accent-emerald-light: #34d399;
  --accent-cyan: #06b6d4;
  --accent-blue: #3b82f6;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;

  --gradient-sst: linear-gradient(135deg, #10b981 0%, #06b6d4 50%, #3b82f6 100%);
  --gradient-glow: radial-gradient(circle at 50% 50%, rgba(16, 185, 129, 0.15), transparent 70%);

  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5), 0 0 1px 1px rgba(255, 255, 255, 0.05);
  --shadow-hover: 0 20px 40px -15px rgba(16, 185, 129, 0.25), 0 0 25px -5px rgba(6, 182, 212, 0.3);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --font-sans: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --transition-smooth: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Light Theme Variables */
[data-theme="light"] {
  --bg-primary: #f1f5f9;
  --bg-secondary: #ffffff;
  --bg-tertiary: #e2e8f0;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-card-hover: rgba(255, 255, 255, 0.98);

  --border-subtle: rgba(0, 0, 0, 0.08);
  --border-accent: rgba(16, 185, 129, 0.4);
  --border-glow: rgba(6, 182, 212, 0.5);

  --text-main: #0f172a;
  --text-muted: #475569;
  --text-dim: #94a3b8;

  --shadow-card: 0 10px 25px -5px rgba(0, 0, 0, 0.07), 0 0 1px 1px rgba(0, 0, 0, 0.05);
  --shadow-hover: 0 20px 35px -10px rgba(16, 185, 129, 0.2), 0 4px 15px rgba(0, 0, 0, 0.05);
}

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

html {
  scroll-behavior: smooth;
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-main);
  transition: background-color 0.4s ease, color 0.4s ease;
}

body {
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  line-height: 1.6;
}

/* Background Canvas for Dynamic Floating Network Particles */
#particles-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.6;
}

.ambient-glow {
  position: fixed;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 500px;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.12) 0%, rgba(6, 182, 212, 0.08) 40%, transparent 70%);
  filter: blur(80px);
  z-index: 0;
  pointer-events: none;
}

/* Container */
.container {
  width: 100%;
  max-width: 1360px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* Header & Navigation Bar */
.top-navbar {
  position: sticky;
  top: 16px;
  z-index: 100;
  margin-bottom: 24px;
}

.nav-glass {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.brand-badge {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-main);
}

.brand-icon-shield {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.4);
  animation: pulse-glow 3s infinite alternate;
}

@keyframes pulse-glow {
  0% { box-shadow: 0 0 10px rgba(16, 185, 129, 0.3); }
  100% { box-shadow: 0 0 22px rgba(16, 185, 129, 0.7); }
}

.brand-text h1 {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: var(--gradient-sst);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-text span {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-dim);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-icon {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-icon:hover {
  color: var(--text-main);
  border-color: var(--accent-emerald);
  transform: translateY(-2px);
}

.btn-guide-modal {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 600;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid var(--accent-emerald);
  color: var(--accent-emerald-light);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-guide-modal:hover {
  background: var(--accent-emerald);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.4);
  transform: translateY(-2px);
}

/* Hero Section */
.hero-section {
  text-align: center;
  padding: 48px 16px 36px;
  position: relative;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--accent-emerald-light);
  margin-bottom: 20px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent-emerald);
  box-shadow: 0 0 10px var(--accent-emerald);
  animation: blink 1.8s infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.7); }
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

.hero-title .highlight {
  background: var(--gradient-sst);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-muted);
  max-width: 780px;
  margin: 0 auto 36px;
  font-weight: 400;
}

/* SST Info Stats Bar */
.sst-stats-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 40px;
}

.stat-chip {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  text-align: left;
  transition: var(--transition-smooth);
}

.stat-chip:hover {
  border-color: var(--border-accent);
  transform: translateY(-3px);
  box-shadow: 0 10px 20px -5px rgba(0, 0, 0, 0.2);
}

.stat-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.stat-icon.green { background: rgba(16, 185, 129, 0.15); color: var(--accent-emerald-light); }
.stat-icon.cyan { background: rgba(6, 182, 212, 0.15); color: var(--accent-cyan); }
.stat-icon.blue { background: rgba(59, 130, 246, 0.15); color: var(--accent-blue); }
.stat-icon.amber { background: rgba(245, 158, 11, 0.15); color: var(--accent-amber); }

.stat-info strong {
  display: block;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
}

.stat-info span {
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* Filter & Search Bar */
.control-bar {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 36px;
  background: var(--bg-card);
  backdrop-filter: blur(14px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  box-shadow: var(--shadow-card);
}

.search-box {
  position: relative;
  width: 100%;
}

.search-box svg {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-dim);
  pointer-events: none;
}

.search-box input {
  width: 100%;
  padding: 14px 16px 14px 48px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-size: 0.95rem;
  font-family: inherit;
  outline: none;
  transition: var(--transition-smooth);
}

.search-box input:focus {
  border-color: var(--accent-emerald);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

.search-shortcut {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  padding: 3px 8px;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-dim);
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

.filter-categories {
  display: flex;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: none;
}

.filter-categories::-webkit-scrollbar {
  display: none;
}

.filter-btn {
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  cursor: pointer;
  white-space: nowrap;
  transition: var(--transition-smooth);
}

.filter-btn:hover {
  color: var(--text-main);
  border-color: var(--accent-emerald);
}

.filter-btn.active {
  background: var(--accent-emerald);
  color: #ffffff;
  border-color: var(--accent-emerald);
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
}

.filter-count {
  margin-left: 6px;
  font-size: 0.75rem;
  opacity: 0.8;
}

/* Cards Grid - Modern Squares Layout */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 28px;
  margin-bottom: 60px;
}

/* Individual Card Structure */
.sst-card {
  position: relative;
  background: var(--bg-card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-card);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease, border-color 0.4s ease;
  transform-style: preserve-3d;
  will-change: transform;
}

/* Spotlight Glow effect that follows cursor */
.sst-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: inherit;
  background: radial-gradient(800px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(255, 255, 255, 0.08), transparent 40%);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: 1;
}

.sst-card:hover::before {
  opacity: 1;
}

.sst-card:hover {
  border-color: var(--border-accent);
  box-shadow: var(--shadow-hover);
  transform: translateY(-6px);
}

/* Highlight badge for featured partner (RIOTO) */
.sst-card.featured-card {
  border: 2px solid rgba(133, 196, 70, 0.7);
  box-shadow: 0 10px 30px -5px rgba(133, 196, 70, 0.3), 0 0 1px 1px rgba(133, 196, 70, 0.2);
}

.sst-card.featured-card:hover {
  border-color: #85c446;
  box-shadow: 0 20px 45px -10px rgba(133, 196, 70, 0.45);
}

.card-ribbon {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 5;
  background: linear-gradient(135deg, #85c446 0%, #68a52e 100%);
  color: #ffffff;
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  gap: 5px;
}

/* Card Header with Brand Logo */
.card-brand-header {
  height: 120px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px 24px;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--border-subtle);
}

/* Individual Brand Themes for Logo Header */
.brand-theme-rioto { background: linear-gradient(135deg, #0e2a47 0%, #153e68 100%); }
.brand-theme-mednet { background: linear-gradient(135deg, #81143d 0%, #a02251 50%, #f26931 100%); }
.brand-theme-vendrame { background: linear-gradient(135deg, #001f35 0%, #00365c 100%); }
.brand-theme-acervo { background: #ffffff; }
.brand-theme-acervo img { filter: none; }
.brand-theme-allcare { background: linear-gradient(135deg, #06373a 0%, #0c575d 100%); }
.brand-theme-soeclin { background: linear-gradient(135deg, #112a4b 0%, #1e4579 100%); }
.brand-theme-ocupacional { background: linear-gradient(135deg, #132f54 0%, #1a4379 100%); }
.brand-theme-soc { background: linear-gradient(135deg, #083824 0%, #0e5c3c 100%); }
.brand-theme-sesi { background: linear-gradient(135deg, #002e5b 0%, #004b94 100%); }

.card-brand-header img {
  max-width: 190px;
  max-height: 68px;
  width: auto;
  height: auto;
  object-fit: contain;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.4));
}

.sst-card:hover .card-brand-header img {
  transform: scale(1.08);
}

/* Fallback stylized badge if logo image ever fails */
.logo-fallback-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  font-size: 1.25rem;
  color: #ffffff;
  letter-spacing: -0.01em;
}

/* Card Body Content */
.card-content {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  position: relative;
  z-index: 2;
}

.card-meta-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.card-location {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-dim);
}

.card-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent-emerald-light);
  background: rgba(16, 185, 129, 0.1);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.card-status-pill .indicator {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--accent-emerald);
}

.card-title {
  font-size: 1.22rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 8px;
  line-height: 1.3;
}

.card-description {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 18px;
  flex-grow: 1;
}

/* Badges / Service Chips */
.card-services {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 22px;
}

.service-tag {
  font-size: 0.74rem;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: var(--radius-sm);
  background: var(--bg-tertiary);
  color: var(--text-muted);
  border: 1px solid var(--border-subtle);
}

.service-tag.primary {
  background: rgba(16, 185, 129, 0.12);
  color: var(--accent-emerald-light);
  border-color: rgba(16, 185, 129, 0.25);
}

/* Card Actions / Direct Clickable Links */
.card-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: auto;
}

.btn-card-main {
  flex-grow: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 18px;
  border-radius: var(--radius-md);
  font-size: 0.92rem;
  font-weight: 700;
  text-decoration: none;
  background: var(--bg-tertiary);
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-card-main svg {
  transition: transform 0.3s ease;
}

.btn-card-main:hover {
  background: var(--accent-emerald);
  color: #ffffff;
  border-color: var(--accent-emerald);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
}

.btn-card-main:hover svg {
  transform: translateX(4px) translateY(-2px);
}

.featured-card .btn-card-main {
  background: #85c446;
  color: #0f172a;
  border-color: #85c446;
}

.featured-card .btn-card-main:hover {
  background: #98dd52;
  color: #000000;
  box-shadow: 0 6px 22px rgba(133, 196, 70, 0.5);
}

.btn-card-copy {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-dim);
  cursor: pointer;
  transition: var(--transition-smooth);
  position: relative;
}

.btn-card-copy:hover {
  color: var(--accent-cyan);
  border-color: var(--accent-cyan);
  transform: scale(1.05);
}

/* Copy Tooltip */
.btn-card-copy::after {
  content: 'Copiar link';
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-tertiary);
  color: var(--text-main);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease;
  pointer-events: none;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-subtle);
}

.btn-card-copy:hover::after {
  opacity: 1;
  visibility: visible;
}

/* Educational SST Guide Section */
.guide-banner {
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.9) 0%, rgba(30, 41, 59, 0.8) 100%);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  margin-bottom: 60px;
  position: relative;
  overflow: hidden;
}

.guide-banner::after {
  content: '';
  position: absolute;
  right: -50px;
  bottom: -50px;
  width: 250px;
  height: 250px;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.15), transparent 70%);
  pointer-events: none;
}

.guide-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 24px;
}

.guide-header h2 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 10px;
}

.guide-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.guide-item {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 18px;
  transition: var(--transition-smooth);
}

.guide-item:hover {
  border-color: var(--accent-emerald);
  transform: translateY(-2px);
}

.guide-item h3 {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--accent-emerald-light);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.guide-item p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.45;
}

/* Toast Notification for Copying */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  background: var(--bg-secondary);
  color: var(--text-main);
  border: 1px solid var(--accent-emerald);
  border-radius: var(--radius-md);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
  font-size: 0.9rem;
  font-weight: 600;
  animation: slide-in 0.3s cubic-bezier(0.16, 1, 0.3, 1), fade-out 0.3s ease 2.7s forwards;
}

@keyframes slide-in {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@keyframes fade-out {
  to { opacity: 0; transform: translateY(10px); }
}

/* Modal Dialog */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-dialog {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  max-width: 650px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  padding: 32px;
  box-shadow: var(--shadow-card);
  position: relative;
  transform: scale(0.95);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-overlay.active .modal-dialog {
  transform: scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  background: transparent;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 1.5rem;
  line-height: 1;
  transition: color 0.2s ease;
}

.modal-close-btn:hover {
  color: var(--text-main);
}

/* Footer */
.portal-footer {
  border-top: 1px solid var(--border-subtle);
  padding: 40px 0 24px;
  background: var(--bg-secondary);
  color: var(--text-dim);
  font-size: 0.88rem;
  text-align: center;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.footer-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.footer-badge-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  color: var(--text-muted);
}

.footer-copyright {
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* Responsive Adjustments */
@media (max-width: 768px) {
  .hero-section {
    padding: 32px 8px 24px;
  }
  
  .cards-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .nav-glass {
    padding: 10px 16px;
  }

  .control-bar {
    padding: 16px;
  }

  .sst-stats-bar {
    grid-template-columns: 1fr;
  }
}