/* ==========================================================================
   CAFCSoft - Minimalist B2B SaaS Architecture & Style System
   Editorial, Clean, Ultra-Professional High-Trust Design
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
  /* Ultra-Clean Minimal Palette */
  --bg-dark: #0A0E17;
  --bg-surface: #0F1420;
  --bg-card: #141A29;
  --bg-card-hover: #1A2234;

  /* Subtle Accents */
  --accent-primary: #6366F1;
  --accent-primary-hover: #4F46E5;
  --accent-emerald: #10B981;
  --accent-slate: #94A3B8;

  /* Typography Colors */
  --text-main: #F8FAFC;
  --text-muted: #94A3B8;
  --text-dim: #64748B;

  /* Minimal Borders & Dividers */
  --border-light: rgba(255, 255, 255, 0.07);
  --border-focus: rgba(99, 102, 241, 0.4);

  /* Fonts */
  --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Motion */
  --transition-fast: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
}

body {
  overflow-x: hidden;
  line-height: 1.6;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header & Floating Minimal Navbar */
.navbar-wrapper {
  position: fixed;
  top: 1rem;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  justify-content: center;
  padding: 0 1rem;
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1140px;
  padding: 0.65rem 1.25rem;
  background: rgba(15, 20, 32, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  gap: 1rem;
  transition: var(--transition-smooth);
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--text-main);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
  white-space: nowrap;
  flex-shrink: 0;
}

.logo-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent-primary);
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  list-style: none;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  white-space: nowrap;
  transition: var(--transition-fast);
}

.nav-link:hover {
  color: var(--text-main);
}

/* Minimalist Button Styling */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.55rem 1.1rem;
  border-radius: 8px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.85rem;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  white-space: nowrap;
  flex-shrink: 0;
  transition: var(--transition-fast);
}

.btn-primary {
  background: var(--accent-primary);
  color: #FFFFFF;
}

.btn-primary:hover {
  background: var(--accent-primary-hover);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: var(--text-main);
  border-color: var(--border-light);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.2);
}

/* Typography Hierarchy */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--text-main);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 3.5rem auto;
}

.section-title {
  font-size: clamp(1.85rem, 3vw, 2.5rem);
  font-weight: 700;
  margin-top: 0.75rem;
}

.section-desc {
  font-size: 1rem;
  color: var(--text-muted);
  margin-top: 0.75rem;
}

.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.75rem;
  border-radius: 6px;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.25);
  color: var(--accent-primary);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Section Container Layout */
section {
  padding: 6rem 0;
  border-bottom: 1px solid var(--border-light);
}

/* HERO SECTION */
.hero-section {
  padding-top: 9rem;
  padding-bottom: 5.5rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-title {
  font-size: clamp(2.25rem, 4.5vw, 3.5rem);
  font-weight: 800;
  margin-top: 1rem;
  margin-bottom: 1.25rem;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  font-weight: 400;
  margin-bottom: 2rem;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-meta {
  margin-top: 1.5rem;
  font-size: 0.82rem;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Minimal Mockup Card */
.hero-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  padding: 1.75rem;
}

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

.hero-card-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
}

.hero-stat-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 1rem;
  margin-bottom: 0.75rem;
}

.hero-stat-label {
  font-size: 0.75rem;
  color: var(--text-dim);
}

.hero-stat-val {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  margin-top: 0.25rem;
}

/* METRICS BAR */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  text-align: center;
}

.metric-num {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--text-main);
}

.metric-text {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* SERVICES GRID */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  padding: 2rem;
  transition: var(--transition-fast);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(255, 255, 255, 0.12);
}

.card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.card-desc {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.card-list {
  list-style: none;
  margin-bottom: 1.5rem;
}

.card-list li {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.4rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card-list li::before {
  content: "•";
  color: var(--accent-primary);
  font-weight: bold;
}

/* PRODUCTS TABS & DISPLAY */
.product-tabs {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.tab-item {
  padding: 0.6rem 1.2rem;
  border-radius: 8px;
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
}

.tab-item.active, .tab-item:hover {
  background: var(--accent-primary);
  color: #fff;
  border-color: var(--accent-primary);
}

.product-display-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2.5rem;
  align-items: center;
}

.product-title {
  font-size: 1.85rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.product-desc {
  color: var(--text-muted);
  font-size: 0.98rem;
  margin-bottom: 1.5rem;
  line-height: 1.65;
}

/* PILLARS GRID */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.pillar-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.pillar-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* PROCESS TIMELINE */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.step-num {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent-primary);
  margin-bottom: 0.5rem;
}

/* FAQS ACCORDION */
.faq-list {
  max-width: 780px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-row {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  overflow: hidden;
}

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

.faq-answer-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  padding: 0 1.5rem;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

.faq-row.active .faq-answer-panel {
  max-height: 200px;
  padding: 0 1.5rem 1.25rem 1.5rem;
}

/* CONTACT FORM */
.contact-box {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 16px;
  padding: 3rem;
  max-width: 860px;
  margin: 0 auto;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 3rem;
}

.form-field {
  margin-bottom: 1.1rem;
}

.form-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--text-main);
}

.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: 6px;
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 0.9rem;
}

.form-input:focus {
  outline: none;
  border-color: var(--accent-primary);
}

textarea.form-input {
  resize: vertical;
  min-height: 90px;
}

/* FOOTER */
footer {
  padding: 2.5rem 0;
  background: var(--bg-dark);
}

.footer-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.82rem;
  color: var(--text-dim);
}

/* Responsive */
@media (max-width: 1040px) {
  .nav-links {
    gap: 0.85rem;
  }
  .nav-link {
    font-size: 0.8rem;
  }
}

@media (max-width: 960px) {
  .nav-links {
    display: none;
  }

  .hero-grid,
  .product-display-grid,
  .contact-grid,
  .services-grid {
    grid-template-columns: 1fr;
  }

  .pillars-grid,
  .process-grid,
  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}