/* CallPilot AI — B2B SaaS Components & Interactive Layout */

/* Buttons (Solid Professional Palette) */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.925rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
  white-space: nowrap;
}

.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  background-color: var(--accent-blue);
  color: #FFFFFF;
  border-color: var(--accent-blue);
  box-shadow: 0 2px 4px rgba(37, 99, 235, 0.2);
}

.btn-primary:hover {
  background-color: var(--accent-blue-hover);
  border-color: var(--accent-blue-hover);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.btn-secondary {
  background-color: #FFFFFF;
  color: var(--text-primary);
  border-color: var(--border-subtle);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background-color: var(--bg-surface-alt);
  border-color: #CBD5E1;
  color: var(--text-primary);
}

.btn-dark {
  background-color: var(--bg-navy);
  color: #FFFFFF;
  border-color: var(--bg-navy);
}

.btn-dark:hover {
  background-color: var(--bg-navy-card);
}

.btn-whatsapp {
  background-color: #25D366;
  color: #FFFFFF;
  font-weight: 600;
}

.btn-whatsapp:hover {
  background-color: #1eb857;
}

.btn-lg {
  padding: 0.95rem 2rem;
  font-size: 1rem;
}

.btn-sm {
  padding: 0.5rem 1.1rem;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
}

/* Clean White B2B Cards */
.b2b-card {
  background: var(--bg-white);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.b2b-card:hover {
  border-color: #CBD5E1;
  box-shadow: var(--shadow-md);
}

/* Hero Grid Layout */
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
  }
}

.hero-title {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
  letter-spacing: -0.03em;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 3.25rem;
  }
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 2rem;
  max-width: 600px;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}

/* Software Product AI Calling Visual Widget */
.ai-call-widget {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-lg);
}

.widget-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 1rem;
  margin-bottom: 1.25rem;
}

.widget-caller-info {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.avatar-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(37, 99, 235, 0.1);
  color: var(--accent-blue);
  display: flex;
  align-items: center;
  justify-content: center;
}

.call-title {
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-primary);
}

.call-status {
  font-size: 0.8rem;
  color: var(--accent-emerald);
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 600;
}

.live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--accent-emerald);
}

/* Waveform Box (Clean UI) */
.waveform-box {
  background: var(--bg-surface-alt);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  height: 58px;
  margin-bottom: 1.25rem;
}

.wave-bar {
  width: 4px;
  height: 14px;
  background-color: var(--accent-blue);
  border-radius: 2px;
  transition: height 0.15s ease;
}

.waveform-box.active .wave-bar {
  animation: audioWave 1.2s ease-in-out infinite alternate;
}

.waveform-box.active .wave-bar:nth-child(2n) { animation-delay: 0.1s; }
.waveform-box.active .wave-bar:nth-child(3n) { animation-delay: 0.2s; }
.waveform-box.active .wave-bar:nth-child(4n) { animation-delay: 0.3s; }

/* Services Grid */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-card {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.25rem 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: #CBD5E1;
  box-shadow: var(--shadow-md);
}

.service-icon-box {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(37, 99, 235, 0.08);
  color: var(--accent-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.service-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.service-subtitle {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.service-checklist {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.service-checklist li {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.9rem;
  color: var(--text-primary);
}

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

/* Problem Matrix Grid */
.problem-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .problem-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .problem-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.problem-card {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
}

.problem-icon {
  width: 46px;
  height: 46px;
  border-radius: 10px;
  background: #FEF2F2;
  color: #DC2626;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.15rem;
}

.problem-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.65rem;
  color: var(--text-primary);
}

.problem-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* AI Demo Section Box */
.demo-section-box {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.25rem 1.5rem;
  box-shadow: var(--shadow-md);
}

@media (min-width: 768px) {
  .demo-section-box {
    padding: 2.5rem;
  }
}

.demo-scenario-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-bottom: 2rem;
}

.scenario-btn {
  padding: 0.55rem 1.15rem;
  border-radius: var(--radius-full);
  background: var(--bg-surface-alt);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
}

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

.demo-console-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
}

@media (min-width: 992px) {
  .demo-console-grid {
    grid-template-columns: 1.25fr 0.75fr;
  }
}

.transcript-panel {
  background: var(--bg-surface-alt);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  height: 360px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.chat-bubble {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  max-width: 85%;
}

.chat-bubble.ai {
  align-self: flex-start;
}

.chat-bubble.user {
  align-self: flex-end;
}

.sender-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
}

.bubble-content {
  padding: 0.75rem 1rem;
  border-radius: 12px;
  font-size: 0.9rem;
  line-height: 1.5;
}

.chat-bubble.ai .bubble-content {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  border-top-left-radius: 2px;
}

.chat-bubble.user .bubble-content {
  background: var(--accent-blue);
  color: #FFFFFF;
  border-top-right-radius: 2px;
}

.summary-output-card {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.35rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
}

.summary-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1rem;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 0.75rem;
  margin-bottom: 1rem;
  color: var(--accent-blue);
}

.extracted-field {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.55rem 0;
  border-bottom: 1px dashed var(--border-subtle);
  font-size: 0.85rem;
}

.field-label {
  color: var(--text-muted);
}

.field-value {
  font-weight: 600;
  color: var(--text-primary);
}

/* Steps Layout */
.steps-wrapper {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

@media (min-width: 768px) {
  .steps-wrapper {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1rem;
  }
}

.step-card {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.step-num {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--accent-blue);
  color: #FFFFFF;
  font-weight: 700;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.step-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
  color: var(--text-primary);
}

.step-desc {
  font-size: 0.825rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* FAQ Accordion */
.faq-grid {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 820px;
  margin: 0 auto;
}

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

.faq-item.active {
  border-color: var(--accent-blue);
}

.faq-question {
  width: 100%;
  padding: 1.25rem 1.5rem;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.faq-chevron {
  transition: transform var(--transition-fast);
  color: var(--accent-blue);
}

.faq-item.active .faq-chevron {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  padding: 0 1.5rem;
  color: var(--text-secondary);
  font-size: 0.925rem;
  line-height: 1.6;
}

.faq-item.active .faq-answer {
  max-height: 280px;
  padding: 0 1.5rem 1.25rem 1.5rem;
}

/* Modal Popup */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(4px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-card {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 2.25rem;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.modal-close {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.5rem;
}

/* Form Controls */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1.15rem;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.75rem 0.9rem;
  background: #FFFFFF;
  border: 1px solid #CBD5E1;
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.925rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

/* Formspree Honeypot Field (Hidden from real users, tricks spam bots) */
.form-honeypot {
  display: none !important;
  visibility: hidden !important;
  position: absolute !important;
  left: -9999px !important;
}

/* Floating Quick WhatsApp Button */
.floating-quick-bar {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 900;
}

/* Footer */
.footer {
  background: var(--bg-navy);
  color: var(--text-on-dark);
  padding: 4rem 0 2rem 0;
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 1.5fr repeat(3, 1fr);
  }
}

.footer-col-title {
  color: #FFFFFF;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 1.15rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-links a {
  color: var(--text-on-dark);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: #FFFFFF;
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-top: 1px solid var(--border-dark);
  padding-top: 2rem;
  text-align: center;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    text-align: left;
  }
}