/* ==========================================================================
   kbnai.co Design System & Stylesheet
   Modern, Dark Mode, High-Tech AI Aesthetics
   ========================================================================== */

:root {
  --bg-primary: #080a10;
  --bg-secondary: #0e121e;
  --bg-card: rgba(16, 22, 36, 0.65);
  --bg-card-hover: rgba(22, 30, 50, 0.85);

  --accent-cyan: #00e5ff;
  --accent-cyan-glow: rgba(0, 229, 255, 0.35);
  --accent-violet: #8a2be2;
  --accent-violet-glow: rgba(138, 43, 226, 0.35);
  --accent-emerald: #00ffaa;
  --accent-emerald-glow: rgba(0, 255, 170, 0.3);

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  --border-glass: rgba(255, 255, 255, 0.08);
  --border-glass-bright: rgba(0, 229, 255, 0.3);

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

  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

body {
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  background: radial-gradient(circle at 50% 0%, #111827 0%, #080a10 70%);
}

/* ==========================================================================
   Background Dynamics & Ambience
   ========================================================================== */
#neural-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.85;
}

.ambient-glow {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.35;
  transition: opacity 1s ease;
}

.glow-top {
  top: -150px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(circle, var(--accent-cyan) 0%, var(--accent-violet) 70%, transparent 100%);
}

.glow-bottom {
  bottom: -150px;
  right: 10%;
  width: 500px;
  height: 400px;
  background: radial-gradient(circle, var(--accent-violet) 0%, transparent 70%);
}

/* ==========================================================================
   Layout Container
   ========================================================================== */
.site-container {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ==========================================================================
   Navigation Bar
   ========================================================================== */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--border-glass);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
}

.brand-logo {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  object-fit: cover;
  border: 1px solid var(--border-glass-bright);
  box-shadow: 0 0 15px var(--accent-cyan-glow);
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
}

.brand:hover .brand-logo {
  transform: rotate(3deg) scale(1.05);
  box-shadow: 0 0 24px rgba(0, 229, 255, 0.6);
}

.brand-text {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  color: #ffffff;
}

.brand-tld {
  color: var(--accent-cyan);
  font-weight: 800;
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  background: rgba(255, 255, 255, 0.04);
  padding: 0.45rem 1rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent-emerald);
  box-shadow: 0 0 10px var(--accent-emerald);
  animation: pulseGlow 2s infinite ease-in-out;
}

@keyframes pulseGlow {
  0%, 100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.3);
    opacity: 0.6;
  }
}

.status-label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 4.5rem 1rem 3.5rem;
  max-width: 900px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: linear-gradient(90deg, rgba(0, 229, 255, 0.1), rgba(138, 43, 226, 0.1));
  border: 1px solid rgba(0, 229, 255, 0.3);
  padding: 0.4rem 1.1rem;
  border-radius: var(--radius-full);
  margin-bottom: 2rem;
  backdrop-filter: blur(8px);
}

.badge-icon {
  color: var(--accent-cyan);
  font-size: 0.9rem;
}

.badge-text {
  font-size: 0.82rem;
  font-weight: 600;
  color: #e2e8f0;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 6vw, 4.4rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.035em;
  color: #ffffff;
  margin-bottom: 1.5rem;
}

.gradient-text {
  background: linear-gradient(135deg, #ffffff 10%, var(--accent-cyan) 60%, #c084fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  text-shadow: 0 0 35px rgba(0, 229, 255, 0.25);
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 720px;
  margin-bottom: 2.75rem;
  line-height: 1.65;
  font-weight: 300;
}

/* ==========================================================================
   Waitlist & Early Access Card
   ========================================================================== */
.waitlist-card {
  width: 100%;
  max-width: 580px;
  margin-bottom: 4.5rem;
}

.waitlist-form .input-group {
  display: flex;
  align-items: center;
  background: rgba(14, 20, 34, 0.85);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-full);
  padding: 0.4rem 0.5rem 0.4rem 1.25rem;
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: border-color var(--transition-smooth), box-shadow var(--transition-smooth);
}

.waitlist-form .input-group:focus-within {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 25px var(--accent-cyan-glow), inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.input-icon {
  color: var(--text-muted);
  margin-right: 0.75rem;
  font-size: 1.1rem;
}

.waitlist-form input {
  flex: 1;
  background: transparent;
  border: none;
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.98rem;
  outline: none;
  min-width: 120px;
}

.waitlist-form input::placeholder {
  color: #475569;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, var(--accent-cyan) 0%, #0099ff 100%);
  color: #060913;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.92rem;
  padding: 0.85rem 1.4rem;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  white-space: nowrap;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  box-shadow: 0 4px 16px rgba(0, 229, 255, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(0, 229, 255, 0.55);
}

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

.arrow-icon {
  font-size: 1.1rem;
  transition: transform var(--transition-fast);
}

.btn-primary:hover .arrow-icon {
  transform: translateX(3px);
}

.form-feedback {
  margin-top: 0.85rem;
  font-size: 0.88rem;
  min-height: 1.4rem;
  transition: all var(--transition-fast);
}

.form-feedback.success {
  color: var(--accent-emerald);
}

.form-feedback.error {
  color: #ff5252;
}

.waitlist-footnote {
  margin-top: 0.4rem;
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Services Grid
   ========================================================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
  width: 100%;
  margin-bottom: 4.5rem;
  text-align: left;
}

.service-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-smooth), border-color var(--transition-smooth), background-color var(--transition-smooth), box-shadow var(--transition-smooth);
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.15), transparent);
  transition: background var(--transition-smooth);
}

.service-card:hover {
  transform: translateY(-6px);
  background: var(--bg-card-hover);
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.7);
}

#card-bespoke-code:hover {
  border-color: rgba(0, 229, 255, 0.4);
  box-shadow: 0 15px 35px -10px var(--accent-cyan-glow);
}

#card-ai-training:hover {
  border-color: rgba(138, 43, 226, 0.4);
  box-shadow: 0 15px 35px -10px var(--accent-violet-glow);
}

#card-ai-blog:hover {
  border-color: rgba(0, 255, 170, 0.4);
  box-shadow: 0 15px 35px -10px var(--accent-emerald-glow);
}

.card-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  border: 1px solid var(--border-glass);
}

.card-icon-wrapper.cyan {
  background: rgba(0, 229, 255, 0.1);
  color: var(--accent-cyan);
}

.card-icon-wrapper.violet {
  background: rgba(138, 43, 226, 0.12);
  color: #c084fc;
}

.card-icon-wrapper.emerald {
  background: rgba(0, 255, 170, 0.1);
  color: var(--accent-emerald);
}

.card-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  color: #ffffff;
  margin-bottom: 0.85rem;
}

.card-desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex: 1;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tag {
  font-size: 0.72rem;
  font-family: var(--font-mono);
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.05);
  color: #94a3b8;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

/* ==========================================================================
   Terminal Simulation Preview
   ========================================================================== */
.terminal-container {
  width: 100%;
  max-width: 780px;
  background: #090c14;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  overflow: hidden;
  text-align: left;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.8), 0 0 20px rgba(0, 229, 255, 0.06);
}

.terminal-header {
  background: #0f1523;
  padding: 0.75rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.terminal-controls {
  display: flex;
  gap: 0.4rem;
}

.control {
  width: 11px;
  height: 11px;
  border-radius: 50%;
}

.dot-red { background: #ff5f56; }
.dot-yellow { background: #ffbd2e; }
.dot-green { background: #27c93f; }

.terminal-title {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: #64748b;
  flex: 1;
}

.terminal-status {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-emerald);
  letter-spacing: 0.05em;
  font-weight: 600;
}

.terminal-body {
  padding: 1.25rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.8;
  color: #cbd5e1;
}

.term-dim { color: #475569; }
.term-info { color: var(--accent-cyan); }
.term-success { color: var(--accent-emerald); }
.term-accent { color: #c084fc; }
.term-prompt { color: var(--accent-cyan); font-weight: 600; margin-right: 0.4rem; }

.cursor {
  display: inline-block;
  color: var(--accent-cyan);
  font-weight: bold;
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  border-top: 1px solid var(--border-glass);
  padding: 2.25rem 0;
  margin-top: auto;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-right {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.footer-link {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--accent-cyan);
}

.separator {
  color: #334155;
}

/* ==========================================================================
   Responsive Adaptations
   ========================================================================== */
@media (max-width: 900px) {
  .services-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }
}

@media (max-width: 640px) {
  .waitlist-form .input-group {
    flex-direction: column;
    padding: 0.75rem;
    border-radius: var(--radius-md);
    gap: 0.75rem;
  }
  
  .waitlist-form input {
    width: 100%;
    text-align: center;
  }

  .btn-primary {
    width: 100%;
    justify-content: center;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
    gap: 0.75rem;
  }
}

/* ==========================================================================
   Public Sections, Navigation & Portal Nav Styles
   ========================================================================== */
.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-item {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  transition: color var(--transition-fast);
}

.nav-item:hover {
  color: var(--accent-cyan);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.btn-portal-nav {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 1rem;
  border-radius: var(--radius-full);
  background: rgba(0, 229, 255, 0.08);
  border: 1px solid rgba(0, 229, 255, 0.3);
  color: var(--accent-cyan);
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
  font-family: var(--font-heading);
  letter-spacing: 0.02em;
  transition: all var(--transition-fast);
}

.btn-portal-nav:hover {
  background: rgba(0, 229, 255, 0.18);
  border-color: var(--accent-cyan);
  box-shadow: 0 0 15px var(--accent-cyan-glow);
  transform: translateY(-1px);
}

.public-section {
  width: 100%;
  max-width: 900px;
  margin: 5rem auto 0;
  text-align: left;
  scroll-margin-top: 100px;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  font-family: var(--font-mono);
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: rgba(0, 229, 255, 0.08);
  border: 1px solid rgba(0, 229, 255, 0.2);
  padding: 0.3rem 0.85rem;
  border-radius: var(--radius-full);
  margin-bottom: 1.25rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #ffffff;
  margin-bottom: 1rem;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.about-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 2rem 1.75rem;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  position: relative;
  transition: transform var(--transition-smooth), border-color var(--transition-smooth);
}

.about-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-glass-bright);
}

.about-card-num {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-cyan);
  margin-bottom: 1rem;
}

.about-card h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 0.75rem;
}

.about-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.mission-box {
  background: linear-gradient(135deg, rgba(14, 18, 30, 0.8) 0%, rgba(22, 30, 50, 0.5) 100%);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  backdrop-filter: blur(16px);
}

.mission-quote {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 500;
  color: #e2e8f0;
  font-style: italic;
  line-height: 1.6;
  border-left: 3px solid var(--accent-cyan);
  padding-left: 1.5rem;
  margin-bottom: 2rem;
}

.mission-pillars {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.mission-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glass);
  padding: 0.5rem 1.1rem;
  border-radius: var(--radius-full);
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.pill-check {
  color: var(--accent-emerald);
  font-weight: bold;
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .public-section {
    margin-top: 3.5rem;
  }
}

/* ==========================================================================
   Footer Newsletter Button & Floating Modal
   ========================================================================== */
.footer-btn-link {
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  cursor: pointer;
  display: inline-block;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.footer-btn-link:hover {
  color: var(--accent-cyan);
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: rgba(3, 7, 18, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

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

.modal-container {
  position: relative;
  width: 100%;
  max-width: 480px;
  background: linear-gradient(145deg, rgba(17, 24, 39, 0.95), rgba(10, 15, 29, 0.98));
  border: 1px solid rgba(0, 229, 255, 0.25);
  border-radius: var(--radius-lg, 16px);
  padding: 2.25rem 2rem;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.75), 0 0 35px rgba(0, 229, 255, 0.15);
  transform: translateY(20px) scale(0.97);
  transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-backdrop.active .modal-container {
  transform: translateY(0) scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  border-radius: 50%;
  color: var(--text-muted);
  font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.3);
}

.modal-header {
  margin-bottom: 1.75rem;
}

.modal-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(0, 229, 255, 0.1);
  border: 1px solid rgba(0, 229, 255, 0.3);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-cyan);
  font-family: var(--font-mono);
  margin-bottom: 0.85rem;
}

.modal-title {
  font-size: 1.45rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin-bottom: 0.6rem;
}

.modal-subtitle {
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--text-secondary);
}

.modal-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.modal-input-group {
  display: flex;
  align-items: center;
  background: rgba(14, 20, 34, 0.9);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md, 10px);
  padding: 0.75rem 1rem;
  transition: border-color var(--transition-smooth), box-shadow var(--transition-smooth);
}

.modal-input-group:focus-within {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 20px var(--accent-cyan-glow);
}

.modal-input-icon {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-weight: bold;
  margin-right: 0.75rem;
  font-size: 1rem;
}

.modal-input-group input {
  flex: 1;
  background: transparent;
  border: none;
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
}

.modal-input-group input::placeholder {
  color: #475569;
}

.btn-modal-submit {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, var(--accent-cyan) 0%, #0099ff 100%);
  color: #060913;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.85rem 1.5rem;
  border-radius: var(--radius-md, 10px);
  border: none;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  box-shadow: 0 4px 18px rgba(0, 229, 255, 0.35);
}

.btn-modal-submit:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(0, 229, 255, 0.55);
}

.btn-modal-submit:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.modal-footer {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 0.76rem;
  color: var(--text-muted);
  text-align: center;
}