@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&family=Open+Sans:wght@400;500;600;700&family=Poppins:wght@400;500;600;700;800&display=swap');

:root {
  /* Executive Dark Slate & Sapphire Palette */
  --bg-deep: #080c14;
  --bg-gradient: radial-gradient(circle at 20% 15%, rgba(37, 99, 235, 0.12) 0%, transparent 45%),
                  radial-gradient(circle at 80% 20%, rgba(14, 165, 233, 0.08) 0%, transparent 50%),
                  radial-gradient(circle at 50% 85%, rgba(99, 102, 241, 0.1) 0%, transparent 55%),
                  #080c14;

  /* Physical Reflective Glass & Window Tint Glassmorphism */
  --glass-bg: linear-gradient(135deg, rgba(255, 255, 255, 0.06) 0%, rgba(255, 255, 255, 0.015) 45%, rgba(15, 23, 42, 0.5) 100%);
  --glass-bg-hover: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.03) 50%, rgba(31, 41, 55, 0.65) 100%);
  --glass-bg-active: linear-gradient(135deg, rgba(37, 99, 235, 0.22) 0%, rgba(14, 165, 233, 0.08) 100%);
  --glass-border: rgba(255, 255, 255, 0.16);
  --glass-border-glow: rgba(59, 130, 246, 0.45);
  --glass-blur: blur(28px) saturate(220%) contrast(104%);
  --glass-shadow: 0 25px 60px 0 rgba(0, 0, 0, 0.6), inset 0 1px 1px 0 rgba(255, 255, 255, 0.35), inset 0 -1px 1px 0 rgba(0, 0, 0, 0.5);

  /* Professional Color Accents */
  --accent-blue: #3b82f6;
  --accent-cyan: #0ea5e9;
  --accent-indigo: #6366f1;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-pink: #ec4899;

  /* Metallic & Primary Gradients */
  --primary-gradient: linear-gradient(135deg, #2563eb 0%, #0ea5e9 100%);
  --primary-text-gradient: linear-gradient(135deg, #ffffff 0%, #e0f2fe 50%, #f8fafc 100%);
  --mirror-shine: linear-gradient(105deg, transparent 20%, rgba(255, 255, 255, 0.18) 45%, rgba(255, 255, 255, 0.45) 50%, rgba(255, 255, 255, 0.18) 55%, transparent 80%);

  /* Text Colors */
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  /* Typography System */
  --font-main: 'Open Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Poppins', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* UI Tokens */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-pill: 9999px;
  --transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
  font-family: var(--font-main);
  background: var(--bg-gradient);
  background-attachment: fixed;
  color: var(--text-main);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

/* Allow selection inside inputs and output result boxes */
input, select, textarea, .output-value, .bulk-item, .stat-val, .table-wrapper {
  -webkit-user-select: text !important;
  -moz-user-select: text !important;
  -ms-user-select: text !important;
  user-select: text !important;
}

/* Anti-Gravity Canvas Background */
#anti-gravity-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  display: block;
}

.particle-debug-info {
  position: fixed;
  bottom: 16px;
  left: 20px;
  z-index: 99;
  font-family: var(--font-mono);
  font-size: 11px;
  color: rgba(255, 255, 255, 0.35);
  pointer-events: none;
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(11, 15, 25, 0.4);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

/* Ambient Background Glass Glow Orbs */
.crystal-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.35;
  animation: floatOrb 22s ease-in-out infinite alternate;
}
.crystal-orb-1 {
  top: -10%;
  left: -5%;
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, var(--accent-blue) 0%, transparent 70%);
}
.crystal-orb-2 {
  top: 35%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-cyan) 0%, transparent 70%);
  animation-delay: -7s;
}
.crystal-orb-3 {
  bottom: -10%;
  left: 25%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--accent-indigo) 0%, transparent 70%);
  animation-delay: -14s;
}

@keyframes floatOrb {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, 50px) scale(1.08); }
  100% { transform: translate(-20px, 20px) scale(0.96); }
}

/* Main Layout Container */
.app-container {
  position: relative;
  z-index: 1;
  max-width: 1240px;
  margin: 0 auto;
  padding: 24px 20px 80px 20px;
}

/* Spotlight Glowing Border Effects ([data-glow]) */
[data-glow] {
  --base: 210;
  --spread: 180;
  --radius: 20;
  --border: 2;
  --backdrop: linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.02) 40%, rgba(15, 23, 42, 0.65) 100%);
  --backup-border: rgba(255, 255, 255, 0.12);
  --size: 250;
  --border-size: calc(var(--border, 2) * 1px);
  --spotlight-size: calc(var(--size, 250) * 1px);
  --hue: calc(var(--base) + (var(--xp, 0) * var(--spread, 0)));
  
  position: relative;
  background-color: transparent;
  background-image: var(--backdrop), radial-gradient(
    var(--spotlight-size) var(--spotlight-size) at
    calc(var(--x, 0) * 1px)
    calc(var(--y, 0) * 1px),
    hsl(var(--hue, 210) 100% 70% / 0.14), transparent
  );
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  box-shadow: var(--glass-shadow);
  background-size: calc(100% + (2 * var(--border-size))) calc(100% + (2 * var(--border-size)));
  background-position: 50% 50%;
  background-attachment: fixed;
  border: var(--border-size) solid var(--backup-border);
}

[data-glow]::before,
[data-glow]::after {
  pointer-events: none;
  content: "";
  position: absolute;
  inset: calc(var(--border-size) * -1);
  border: var(--border-size) solid transparent;
  border-radius: inherit;
  background-attachment: fixed;
  background-size: calc(100% + (2 * var(--border-size))) calc(100% + (2 * var(--border-size)));
  background-repeat: no-repeat;
  background-position: 50% 50%;
  -webkit-mask: linear-gradient(transparent, transparent), linear-gradient(#fff, #fff);
  -webkit-mask-clip: padding-box, border-box;
  -webkit-mask-composite: destination-out;
  mask: linear-gradient(transparent, transparent), linear-gradient(#fff, #fff);
  mask-clip: padding-box, border-box;
  mask-composite: intersect;
}

[data-glow]::before {
  background-image: radial-gradient(
    calc(var(--spotlight-size) * 0.85) calc(var(--spotlight-size) * 0.85) at
    calc(var(--x, 0) * 1px)
    calc(var(--y, 0) * 1px),
    hsl(var(--hue, 210) 100% 60% / 0.85), transparent 100%
  );
  filter: brightness(1.8);
}

[data-glow]::after {
  background-image: radial-gradient(
    calc(var(--spotlight-size) * 0.5) calc(var(--spotlight-size) * 0.5) at
    calc(var(--x, 0) * 1px)
    calc(var(--y, 0) * 1px),
    hsl(0 100% 100% / 0.85), transparent 100%
  );
}

/* Glow Color Variations */
[data-glow="purple"] { --base: 280; --spread: 250; }
[data-glow="blue"] { --base: 210; --spread: 180; }
[data-glow="cyan"] { --base: 185; --spread: 160; }
[data-glow="emerald"] { --base: 140; --spread: 180; }

/* Glass Header & Navbar */
.glass-header {
  margin-bottom: 24px;
}

/* Glass Breadcrumb Navigation Pill Card */
.glass-breadcrumb {
  margin-bottom: 24px;
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  display: inline-flex !important;
  align-items: center !important;
  background: var(--glass-bg) !important;
  backdrop-filter: var(--glass-blur) !important;
  -webkit-backdrop-filter: var(--glass-blur) !important;
  border: 1px solid var(--glass-border) !important;
  box-shadow: var(--glass-shadow) !important;
}

.breadcrumb-list {
  display: flex !important;
  flex-direction: row !important;
  align-items: center !important;
  gap: 12px !important;
  margin: 0 !important;
  padding: 0 !important;
  list-style: none !important;
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
  white-space: nowrap;
}

.breadcrumb-item {
  display: inline-flex !important;
  align-items: center !important;
  gap: 6px;
  margin: 0 !important;
  padding: 0 !important;
}

.breadcrumb-link,
.breadcrumb-link:link,
.breadcrumb-link:visited {
  color: var(--accent-cyan) !important;
  text-decoration: none !important;
  transition: var(--transition);
  display: inline-flex !important;
  align-items: center !important;
  gap: 6px;
}

.breadcrumb-link:hover,
.breadcrumb-link:focus {
  color: #ffffff !important;
  text-decoration: none !important;
  text-shadow: 0 0 12px rgba(14, 165, 233, 0.6);
}

.breadcrumb-separator {
  color: var(--accent-blue) !important;
  font-size: 11px;
  display: inline-flex !important;
  align-items: center !important;
  opacity: 0.8;
}

.breadcrumb-item.active {
  color: #ffffff !important;
  font-weight: 700;
  display: inline-flex !important;
  align-items: center !important;
  gap: 6px;
}

.glass-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 28px;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--glass-shadow);
  position: relative;
  overflow: hidden;
}

.glass-nav::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 40%;
  height: 100%;
  background: var(--mirror-shine);
  animation: mirrorSweep 14s infinite;
  pointer-events: none;
}

@keyframes mirrorSweep {
  0%, 85% { left: -100%; }
  100% { left: 200%; }
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  color: var(--text-main);
}

.brand-icon-box {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: rgba(37, 99, 235, 0.12);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 5px;
  box-shadow: 0 0 20px rgba(37, 99, 235, 0.25);
  transition: var(--transition);
}

.brand-icon-box:hover {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 25px rgba(14, 165, 233, 0.4);
}

.brand-logo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.5));
}

.brand-title-group {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 700;
  background: var(--primary-text-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.3px;
  line-height: 1.2;
}

.brand-domain {
  font-size: 12px;
  color: var(--accent-cyan);
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: 0.5px;
}

.deploy-status {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.04);
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--glass-border);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-emerald);
  box-shadow: 0 0 10px var(--accent-emerald);
  animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}

/* Glass Navigation Tabs */
.tab-container {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(11, 15, 25, 0.75);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  padding: 6px;
  border-radius: var(--radius-lg);
  margin-bottom: 32px;
  overflow-x: auto;
  scrollbar-width: none;
}
.tab-container::-webkit-scrollbar { display: none; }

.tab-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 22px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-muted);
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: var(--transition);
}

.tab-btn:hover {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.05);
}

.tab-btn.active {
  color: #ffffff;
  background: var(--glass-bg-active);
  border-color: rgba(59, 130, 246, 0.35);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.15);
  position: relative;
}

.tab-btn.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 20%;
  right: 20%;
  height: 2px;
  background: var(--primary-gradient);
  border-radius: 2px;
  box-shadow: 0 0 10px var(--accent-blue);
}

/* Hero Section */
.hero-card {
  text-align: center;
  margin-bottom: 32px;
  padding: 40px 24px;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
  box-shadow: var(--glass-shadow);
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--accent-cyan);
  background: rgba(14, 165, 233, 0.1);
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(14, 165, 233, 0.25);
  margin-bottom: 16px;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  line-height: 1.2;
  background: var(--primary-text-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}

.hero-subtitle {
  font-size: 16px;
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto;
  font-weight: 400;
}

/* Glass Main Panel Grid */
.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--glass-shadow);
  margin-bottom: 32px;
  position: relative;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.panel-title {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-main);
}

.panel-title i {
  color: var(--accent-blue);
}

/* Form Controls & Inputs */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin-bottom: 24px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.glass-input, .glass-select {
  width: 100%;
  padding: 14px 16px;
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-family: var(--font-main);
  font-size: 15px;
  outline: none;
  transition: var(--transition);
}

.glass-input:focus, .glass-select:focus {
  border-color: var(--accent-blue);
  box-shadow: 0 0 16px rgba(59, 130, 246, 0.25), 0 0 0 1px var(--accent-blue);
  background: rgba(15, 23, 42, 0.9);
}

.glass-select option {
  background: #0f172a;
  color: #fff;
  padding: 10px;
}

/* Searchable Country Input Container */
.search-select-wrapper {
  position: relative;
}

.search-input {
  padding-left: 42px;
}

.search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-dim);
  font-size: 15px;
  pointer-events: none;
}

/* Action Buttons */
.btn-group {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.btn-crystal {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  border: none;
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
  text-decoration: none;
}

.btn-crystal-primary {
  background: var(--primary-gradient);
  color: #ffffff;
  box-shadow: 0 8px 25px rgba(37, 99, 235, 0.35);
}

.btn-crystal-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(14, 165, 233, 0.45);
}

.btn-crystal-primary:active {
  transform: translateY(0);
}

.btn-crystal-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-main);
  border: 1px solid var(--glass-border);
}

.btn-crystal-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}

/* Output Display Card */
.output-card {
  background: rgba(10, 14, 26, 0.85);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-top: 24px;
  position: relative;
  overflow: hidden;
}

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

.output-label {
  font-family: var(--font-heading);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--accent-cyan);
}

.output-value-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: rgba(0, 0, 0, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 16px 20px;
}

.output-value {
  font-family: var(--font-mono);
  font-size: clamp(16px, 2.5vw, 24px);
  font-weight: 700;
  color: #ffffff;
  letter-spacing: 1.5px;
  word-break: break-all;
}

.btn-copy {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: var(--radius-sm);
  background: rgba(59, 130, 246, 0.15);
  border: 1px solid rgba(59, 130, 246, 0.35);
  color: var(--accent-cyan);
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-copy:hover {
  background: var(--accent-blue);
  color: #ffffff;
  box-shadow: 0 0 15px rgba(59, 130, 246, 0.4);
}

/* Bulk Output List */
.bulk-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: 320px;
  overflow-y: auto;
  padding-right: 6px;
  margin-top: 16px;
}

.bulk-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  font-family: var(--font-mono);
  font-size: 14px;
}

/* Validator Analysis Grid */
.validator-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-top: 20px;
}

.validator-stat {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 16px;
  text-align: center;
}

.stat-label {
  font-family: var(--font-heading);
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.stat-val {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
}

.badge-valid {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 600;
}

.badge-invalid {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(244, 63, 94, 0.15);
  color: #f43f5e;
  border: 1px solid rgba(244, 63, 94, 0.3);
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 600;
}

/* Specs Table */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--glass-border);
}

.glass-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 14px;
}

.glass-table th {
  background: rgba(15, 23, 42, 0.85);
  padding: 14px 18px;
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--accent-cyan);
  border-bottom: 1px solid var(--glass-border);
}

.glass-table td {
  padding: 12px 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
}

.glass-table tr:hover td {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-main);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(16px);
  border: 1px solid var(--accent-blue);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 0 15px rgba(59, 130, 246, 0.3);
  color: #fff;
  padding: 14px 22px;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  animation: toastIn 0.3s ease forwards;
}

@keyframes toastIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Footer Section (Completely Transparent - No Background) */
.app-footer {
  margin-top: 48px;
  padding-top: 24px;
  background: transparent !important;
  border: none !important;
  border-top: 1px solid rgba(255, 255, 255, 0.08) !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  box-shadow: none !important;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-dim);
  flex-wrap: wrap;
  gap: 14px;
}

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

.footer-logo-img {
  height: 28px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.4));
}

.footer-link {
  color: var(--accent-cyan);
  text-decoration: none;
  font-weight: 500;
}
.footer-link:hover {
  text-decoration: underline;
}

/* Responsive Utilities */
@media (max-width: 768px) {
  .app-container { padding: 16px 12px 60px 12px; }
  .glass-nav { flex-direction: column; gap: 14px; align-items: flex-start; }
  .panel-header { flex-direction: column; align-items: flex-start; gap: 10px; }
  .btn-group { width: 100%; }
  .btn-crystal { width: 100%; }
  .app-footer { flex-direction: column; align-items: center; text-align: center; }
}