/* ===== BAS Cloud Master Stylesheet ===== */
/* Orange & Blue Theme with Ultra-Smooth Transitions */
/* Supports both light and dark modes with system preference detection */

/* ===== LIGHT MODE VARIABLES (default) ===== */
:root {
  /* Brand Colors - Orange & Blue */
  --brand-blue: #1E5AA8;        /* Deep blue - primary */
  --brand-blue-light: #2A73D6;   /* Bright blue - hover states */
  --brand-blue-dark: #15447F;    /* Dark blue - active states */
  
  --brand-orange: #F28C28;       /* Warm orange - accent */
  --brand-orange-light: #F5A451;  /* Light orange - hover */
  --brand-orange-dark: #D96C0A;   /* Dark orange - active */
  
  /* Light UI - Light Mode */
  --bg-light: #F5F9FF;
  --surface-light: #FFFFFF;
  --surface-2-light: #F0F5FD;
  --surface-3-light: #E8F0FA;
  --border-light: rgba(30, 90, 168, 0.15);
  
  /* TEXT - PURE BLACK IN LIGHT MODE */
  --text-light: #000000;
  --text-strong-light: #000000;
  --text-soft-light: #000000;
  --muted-light: #000000;
  
  /* Effects - Light Mode */
  --shadow-light: 0 12px 30px rgba(30, 90, 168, 0.1);
  --shadow-hover-light: 0 20px 40px rgba(30, 90, 168, 0.15);
  --ring-light: 0 0 0 4px rgba(242, 140, 40, 0.25);
  
  /* Dark UI - Dark Mode */
  --bg-dark: #0A1220;
  --surface-dark: #0F1B2E;
  --surface-2-dark: #14233C;
  --surface-3-dark: #1A2B48;
  --border-dark: rgba(242, 140, 40, 0.2);
  
  --text-dark: #EAF0FF;
  --text-strong-dark: #FFFFFF;
  --text-soft-dark: #C9D9FC;
  --muted-dark: #94A9D1;
  
  --shadow-dark: 0 15px 35px rgba(0, 0, 0, 0.6);
  --shadow-hover-dark: 0 25px 50px rgba(242, 140, 40, 0.25);
  --ring-dark: 0 0 0 4px rgba(242, 140, 40, 0.5);
  
  /* Default to light mode */
  --bg: var(--bg-light);
  --surface: var(--surface-light);
  --surface-2: var(--surface-2-light);
  --surface-3: var(--surface-3-light);
  --border: var(--border-light);
  
  --text: var(--text-light);
  --text-strong: var(--text-strong-light);
  --text-soft: var(--text-soft-light);
  --muted: var(--muted-light);
  
  --shadow: var(--shadow-light);
  --shadow-hover: var(--shadow-hover-light);
  --ring: var(--ring-light);
  
  /* Spacing & Effects */
  --radius-sm: 12px;
  --radius-md: 16px;
  --radius-lg: 24px;
  
  /* Transitions */
  --transition-in: cubic-bezier(0.21, 1.11, 0.33, 1);
  --transition-out: cubic-bezier(0.4, 0, 0.74, 0.22);
  --transition-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
  --transition-smooth: cubic-bezier(0.65, 0, 0.35, 1);
  
  --transition-instant: 50ms;
  --transition-fast: 200ms;
  --transition-base: 350ms;
  --transition-slow: 500ms;
  --transition-extra-slow: 800ms;
}

/* ===== DARK MODE VIA SYSTEM PREFERENCE ===== */
@media (prefers-color-scheme: dark) {
  :root {
    --bg: var(--bg-dark);
    --surface: var(--surface-dark);
    --surface-2: var(--surface-2-dark);
    --surface-3: var(--surface-3-dark);
    --border: var(--border-dark);
    
    --text: var(--text-dark);
    --text-strong: var(--text-strong-dark);
    --text-soft: var(--text-soft-dark);
    --muted: var(--muted-dark);
    
    --shadow: var(--shadow-dark);
    --shadow-hover: var(--shadow-hover-dark);
    --ring: var(--ring-dark);
  }
}

/* ===== DARK MODE VIA MANUAL TOGGLE ===== */
body.dark-mode {
  --bg: var(--bg-dark);
  --surface: var(--surface-dark);
  --surface-2: var(--surface-2-dark);
  --surface-3: var(--surface-3-dark);
  --border: var(--border-dark);
  
  --text: var(--text-dark);
  --text-strong: var(--text-strong-dark);
  --text-soft: var(--text-soft-dark);
  --muted: var(--muted-dark);
  
  --shadow: var(--shadow-dark);
  --shadow-hover: var(--shadow-hover-dark);
  --ring: var(--ring-dark);
}

/* ===== RESET & BASE STYLES ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  transition: background-color var(--transition-slow) var(--transition-smooth), 
              color var(--transition-slow) var(--transition-smooth);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ===== TYPOGRAPHY - FORCE BLACK IN LIGHT MODE FOR ALL ELEMENTS ===== */
body:not(.dark-mode) {
  color: #000000 !important;
}

body:not(.dark-mode) h1,
body:not(.dark-mode) h2,
body:not(.dark-mode) h3,
body:not(.dark-mode) h4,
body:not(.dark-mode) h5,
body:not(.dark-mode) h6,
body:not(.dark-mode) p,
body:not(.dark-mode) span,
body:not(.dark-mode) div:not(.kicker):not(.btn):not(.brand-logo),
body:not(.dark-mode) section,
body:not(.dark-mode) article,
body:not(.dark-mode) .lead,
body:not(.dark-mode) .muted,
body:not(.dark-mode) .small,
body:not(.dark-mode) .card p,
body:not(.dark-mode) .card h3,
body:not(.dark-mode) .list li,
body:not(.dark-mode) .step h3,
body:not(.dark-mode) .step p,
body:not(.dark-mode) .timeline-content h3,
body:not(.dark-mode) .timeline-content p,
body:not(.dark-mode) .faq-question,
body:not(.dark-mode) .faq-answer,
body:not(.dark-mode) .stat-label,
body:not(.dark-mode) .testimonial-quote,
body:not(.dark-mode) .testimonial-org,
body:not(.dark-mode) .pricing-name,
body:not(.dark-mode) .pricing-price,
body:not(.dark-mode) .pricing-price span,
body:not(.dark-mode) .pricing-description,
body:not(.dark-mode) .pricing-features li,
body:not(.dark-mode) .footer div,
body:not(.dark-mode) .comparison-table td,
body:not(.dark-mode) .comparison-table .feature-name,
body:not(.dark-mode) .form-label,
body:not(.dark-mode) .navlinks a,
body:not(.dark-mode) .contents-nav a,
body:not(.dark-mode) .brand span {
  color: #000000 !important;
}

/* Keep orange for specific elements */
body:not(.dark-mode) .kicker,
body:not(.dark-mode) a:not(.btn):not(.brand),
body:not(.dark-mode) .navlinks a:hover,
body:not(.dark-mode) .navlinks a.active,
body:not(.dark-mode) .contents-nav a:hover {
  color: var(--brand-orange) !important;
}

/* Keep gradient for h1 */
body:not(.dark-mode) h1 {
  background: linear-gradient(135deg, var(--brand-blue), var(--brand-orange));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Button text should be white for primary buttons */
body:not(.dark-mode) .btn-primary {
  color: #FFFFFF !important;
}

body:not(.dark-mode) .btn-secondary {
  color: #000000 !important;
}

/* ===== DARK MODE STYLES ===== */
body.dark-mode {
  color: var(--text-dark);
}

body.dark-mode h1,
body.dark-mode h2,
body.dark-mode h3,
body.dark-mode h4,
body.dark-mode h5,
body.dark-mode h6,
body.dark-mode p,
body.dark-mode span,
body.dark-mode div,
body.dark-mode .lead,
body.dark-mode .muted,
body.dark-mode .small,
body.dark-mode .card p,
body.dark-mode .card h3,
body.dark-mode .list li,
body.dark-mode .step h3,
body.dark-mode .step p,
body.dark-mode .timeline-content h3,
body.dark-mode .timeline-content p,
body.dark-mode .faq-question,
body.dark-mode .faq-answer,
body.dark-mode .stat-label,
body.dark-mode .testimonial-quote,
body.dark-mode .testimonial-org,
body.dark-mode .pricing-name,
body.dark-mode .pricing-price,
body.dark-mode .pricing-price span,
body.dark-mode .pricing-description,
body.dark-mode .pricing-features li,
body.dark-mode .footer div,
body.dark-mode .comparison-table td,
body.dark-mode .comparison-table .feature-name,
body.dark-mode .form-label,
body.dark-mode .navlinks a,
body.dark-mode .contents-nav a,
body.dark-mode .brand span {
  color: var(--text-dark) !important;
}

body.dark-mode .kicker,
body.dark-mode a:not(.btn):not(.brand),
body.dark-mode .navlinks a:hover,
body.dark-mode .navlinks a.active,
body.dark-mode .contents-nav a:hover {
  color: var(--brand-orange) !important;
}

body.dark-mode h1 {
  background: linear-gradient(135deg, var(--brand-blue), var(--brand-orange));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== CONTAINER ===== */
.container {
  width: min(1200px, 92%);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ===== HEADER ===== */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid var(--border);
  transition: all var(--transition-slow) var(--transition-smooth);
}

body.dark-mode header {
  background: rgba(10, 18, 32, 0.95);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8rem 0;
  flex-wrap: wrap;
  gap: 1.2rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  transition: transform var(--transition-base) var(--transition-bounce);
}

.brand:hover {
  transform: scale(1.03);
}

.brand-logo {
  height: 40px;
  width: auto;
  display: block;
  border-radius: 8px;
  transition: all var(--transition-base) var(--transition-bounce);
  box-shadow: 0 4px 12px rgba(242, 140, 40, 0.25);
}

.brand:hover .brand-logo {
  transform: rotate(-3deg) scale(1.08);
  box-shadow: 0 8px 20px rgba(242, 140, 40, 0.4);
}

/* ===== NAVIGATION LINKS ===== */
.navlinks {
  display: flex;
  gap: 1.8rem;
  align-items: center;
  flex-wrap: wrap;
}

.navlinks a {
  padding: 0.6rem 1rem;
  border-radius: 8px;
  font-weight: 500;
  transition: all var(--transition-base) var(--transition-smooth);
  font-size: 0.95rem;
  text-decoration: none;
}

.navlinks a:hover {
  background: rgba(242, 140, 40, 0.08);
  transform: translateY(-2px);
}

.navlinks a.active {
  font-weight: 600;
  background: rgba(242, 140, 40, 0.1);
}

.navlinks a.active::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 1rem;
  right: 1rem;
  height: 3px;
  background: linear-gradient(90deg, var(--brand-blue), var(--brand-orange));
  border-radius: 3px;
  transition: transform var(--transition-base) var(--transition-smooth);
}

/* ===== CONTENTS NAVIGATION ===== */
.contents-nav {
  display: flex;
  gap: 1.2rem;
  align-items: center;
  margin-left: 0.8rem;
  padding-left: 1.2rem;
  border-left: 2px solid var(--border);
  transition: border-color var(--transition-base) var(--transition-smooth);
}

.contents-nav a {
  font-size: 0.9rem;
  padding: 0.4rem 0.8rem;
  border-radius: 6px;
  transition: all var(--transition-base) var(--transition-smooth);
  text-decoration: none;
}

.contents-nav a:hover {
  background: rgba(242, 140, 40, 0.08);
  transform: translateY(-2px);
}

/* ===== THEME TOGGLE ===== */
.theme-switch {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 40px;
  padding: 0.5rem 1.4rem;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  color: var(--text);
  transition: all var(--transition-base) var(--transition-bounce);
  margin-left: 0.8rem;
  box-shadow: var(--shadow);
  backdrop-filter: blur(4px);
}

.theme-switch:hover {
  background: var(--surface-3);
  border-color: var(--brand-orange);
  transform: scale(1.03) translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.theme-switch .icon {
  font-size: 1.2rem;
  transition: transform var(--transition-slow) var(--transition-bounce);
}

.theme-switch:hover .icon {
  transform: rotate(180deg);
}

/* ===== HERO SECTION ===== */
.hero {
  padding: 5rem 0 3rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 80%;
  height: 200%;
  background: radial-gradient(circle, rgba(242, 140, 40, 0.1) 0%, transparent 70%);
  pointer-events: none;
  animation: float 25s infinite var(--transition-smooth);
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -50%;
  left: -10%;
  width: 80%;
  height: 200%;
  background: radial-gradient(circle, rgba(30, 90, 168, 0.1) 0%, transparent 70%);
  pointer-events: none;
  animation: float 30s infinite var(--transition-smooth) reverse;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) rotate(0deg) scale(1); }
  25% { transform: translate(1%, 1%) rotate(0.5deg) scale(1.02); }
  50% { transform: translate(-1%, -1%) rotate(-0.5deg) scale(0.98); }
  75% { transform: translate(1%, -1%) rotate(0.5deg) scale(1.01); }
}

.hero-grid {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: 1.4fr 0.6fr;
  align-items: stretch;
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
}

.hero-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 3rem;
  transition: all var(--transition-slow) var(--transition-bounce);
  position: relative;
  overflow: hidden;
}

.hero-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--brand-blue), var(--brand-orange));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-slow) var(--transition-bounce);
}

.hero-card:hover {
  transform: translateY(-6px) scale(1.01);
  box-shadow: var(--shadow-hover);
  border-color: var(--brand-orange);
}

.hero-card:hover::before {
  transform: scaleX(1);
}

.kicker {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 1.2rem;
  display: inline-block;
  padding: 0.3rem 1.2rem;
  background: rgba(242, 140, 40, 0.12);
  border-radius: 30px;
  transition: all var(--transition-base) var(--transition-smooth);
}

.lead {
  font-size: 1.2rem;
  margin-bottom: 1.5rem;
}

/* ===== BUTTONS ===== */
.cta-row {
  display: flex;
  gap: 1.2rem;
  flex-wrap: wrap;
  margin: 2rem 0 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.9rem 2.2rem;
  border-radius: 40px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--transition-base) var(--transition-bounce);
  border: none;
  position: relative;
  overflow: hidden;
  z-index: 1;
  letter-spacing: 0.3px;
  text-decoration: none;
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  transform: translate(-50%, -50%);
  transition: width var(--transition-slow) var(--transition-smooth), 
              height var(--transition-slow) var(--transition-smooth);
  z-index: -1;
}

.btn:hover::before {
  width: 300px;
  height: 300px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--brand-blue), var(--brand-orange));
  color: #FFFFFF !important;
  box-shadow: 0 6px 20px rgba(242, 140, 40, 0.3);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(242, 140, 40, 0.4);
}

.btn-secondary {
  background: var(--surface-2);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--surface-3);
  border-color: var(--brand-orange);
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

/* ===== CARDS & GRIDS ===== */
.section {
  padding: 5rem 0;
}

.grid-3 {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 900px) {
  .grid-3 {
    grid-template-columns: 1fr;
  }
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow);
  transition: all var(--transition-slow) var(--transition-bounce);
  position: relative;
  overflow: hidden;
}

.card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(242, 140, 40, 0.08) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition-slow) var(--transition-smooth);
  pointer-events: none;
}

.card:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: var(--shadow-hover);
  border-color: var(--brand-orange);
}

.card:hover::after {
  opacity: 1;
}

.card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
}

.card h3::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 40px;
  height: 3px;
  background: var(--brand-orange);
  border-radius: 3px;
  transition: width var(--transition-base) var(--transition-bounce);
}

.card:hover h3::after {
  width: 70px;
}

/* ===== LISTS ===== */
.list {
  list-style: none;
  margin-top: 1rem;
}

.list li {
  padding: 0.5rem 0 0.5rem 2rem;
  position: relative;
}

.list li::before {
  content: "→";
  color: var(--brand-orange);
  font-weight: bold;
  position: absolute;
  left: 0;
  top: 0.5rem;
  transition: transform var(--transition-base) var(--transition-bounce);
}

.list li:hover::before {
  transform: translateX(5px);
}

/* ===== HOW IT WORKS STEPS ===== */
.process-steps {
  display: flex;
  justify-content: space-between;
  margin: 3rem 0;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.step {
  flex: 1;
  min-width: 200px;
  text-align: center;
  padding: 2rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: all var(--transition-slow) var(--transition-bounce);
}

.step:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
  border-color: var(--brand-orange);
}

.step-number {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--brand-blue), var(--brand-orange));
  color: #FFFFFF !important;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.3rem;
  margin: 0 auto 1rem;
  transition: transform var(--transition-slow) var(--transition-bounce);
}

.step:hover .step-number {
  transform: scale(1.1) rotate(360deg);
}

/* ===== FOOTER ===== */
.footer {
  background: var(--surface-2);
  padding: 3rem 0;
  margin-top: 4rem;
  border-top: 2px solid var(--border);
  transition: all var(--transition-slow) var(--transition-smooth);
}

.footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .contents-nav {
    display: none;
  }
  
  .nav {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .navlinks {
    width: 100%;
    justify-content: space-between;
  }
  
  .process-steps {
    flex-direction: column;
  }
  
  .step {
    width: 100%;
  }
}

/* ===== UTILITY CLASSES ===== */
.text-gradient {
  background: linear-gradient(135deg, var(--brand-blue), var(--brand-orange));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hover-lift {
  transition: transform var(--transition-base) var(--transition-bounce);
}

.hover-lift:hover {
  transform: translateY(-5px);
}

/* ===== FORCE CLEAN MOBILE HEADER ===== */

/* Remove old nav layout influence */
.nav,
.navlinks,
.container > .nav {
  all: unset;
}

/* Clean topbar layout */
.topbar {
  position: sticky;
  top: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: #111;
}

/* Brand */
.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: white;
}

.brand img {
  width: 28px;
  height: 28px;
}

/* Hamburger */
.menu-btn {
  background: none;
  border: none;
  font-size: 26px;
  color: white;
  cursor: pointer;
}

/* Hide menu by default */
.menu {
  display: none;
  position: absolute;
  top: 60px;
  left: 0;
  right: 0;
  background: #111;
  padding: 16px;
  flex-direction: column;
  gap: 10px;
}

.menu a {
  display: block;
  padding: 10px 0;
  text-decoration: none;
  color: orange;
}

.menu.open {
  display: flex;
}

/* Desktop behavior */
@media (min-width: 900px) {
  .menu-btn {
    display: none;
  }

  .menu {
    display: flex !important;
    position: static;
    flex-direction: row;
    gap: 20px;
    background: transparent;
    padding: 0;
  }
}