@import url('https://cdn.jsdelivr.net/npm/tailwindcss@2.2.19/dist/tailwind.min.css');
@import url('https://cdn.jsdelivr.net/npm/remixicon@2.5.0/fonts/remixicon.css');

/* =============================================
   CROVENTRA - TECHNOLOGY WEBSITE STYLESHEET
   ============================================= */

/* CSS VARIABLES - UNIQUE COLOR SCHEME */
:root {
  /* Primary Palette - Electric Violet & Cyber Teal */
  --color-primary: #7C3AED;
  --color-primary-light: #A78BFA;
  --color-primary-dark: #5B21B6;
  --color-primary-glow: rgba(124, 58, 237, 0.4);

  /* Secondary Palette - Cyber Teal */
  --color-secondary: #0ECBCB;
  --color-secondary-light: #67E8F9;
  --color-secondary-dark: #0891B2;
  --color-secondary-glow: rgba(14, 203, 203, 0.35);

  /* Accent - Neon Coral */
  --color-accent: #FF4F7B;
  --color-accent-light: #FF8FAB;
  --color-accent-dark: #E11D48;

  /* Background Palette */
  --color-bg-primary: #0A0A14;
  --color-bg-secondary: #0F0F1E;
  --color-bg-tertiary: #141428;
  --color-bg-card: #16162A;
  --color-bg-elevated: #1C1C35;

  /* Text Colors */
  --color-text-primary: #F0EEFF;
  --color-text-secondary: #B8B0D8;
  --color-text-muted: #6B6490;
  --color-text-inverse: #0A0A14;

  /* Border Colors */
  --color-border: rgba(124, 58, 237, 0.2);
  --color-border-light: rgba(167, 139, 250, 0.15);
  --color-border-glow: rgba(14, 203, 203, 0.3);

  /* Gradient Definitions */
  --gradient-primary: linear-gradient(135deg, #7C3AED 0%, #0ECBCB 100%);
  --gradient-hero: linear-gradient(135deg, #0A0A14 0%, #1a0a2e 50%, #0a1a2e 100%);
  --gradient-card: linear-gradient(145deg, #16162A 0%, #1C1C35 100%);
  --gradient-button: linear-gradient(135deg, #7C3AED 0%, #5B21B6 100%);
  --gradient-button-hover: linear-gradient(135deg, #A78BFA 0%, #7C3AED 100%);
  --gradient-text: linear-gradient(135deg, #A78BFA 0%, #0ECBCB 100%);
  --gradient-accent: linear-gradient(135deg, #FF4F7B 0%, #7C3AED 100%);

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(124, 58, 237, 0.15);
  --shadow-md: 0 4px 20px rgba(124, 58, 237, 0.25);
  --shadow-lg: 0 8px 40px rgba(124, 58, 237, 0.35);
  --shadow-glow: 0 0 30px rgba(124, 58, 237, 0.4);
  --shadow-teal: 0 0 30px rgba(14, 203, 203, 0.3);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);

  /* Spacing */
  --spacing-section: 100px;
  --border-radius: 12px;
  --border-radius-lg: 20px;
  --border-radius-xl: 28px;

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* =============================================
   GLOBAL RESET & BASE STYLES
   ============================================= */

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* CUSTOM SCROLLBAR */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: var(--color-bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--gradient-primary);
  border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-primary-light);
}

/* SELECTION STYLE */
::selection {
  background: rgba(124, 58, 237, 0.4);
  color: var(--color-text-primary);
}

/* =============================================
   TYPOGRAPHY
   ============================================= */

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
h3 { font-size: clamp(1.3rem, 3vw, 1.8rem); }
h4 { font-size: clamp(1.1rem, 2vw, 1.4rem); }

p {
  color: var(--color-text-secondary);
  line-height: 1.8;
}

a {
  color: var(--color-primary-light);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-secondary);
}

.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.accent-text {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* =============================================
   STICKY HEADER
   ============================================= */

.site-header {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 10, 20, 0.85);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid var(--color-border);
  transition: all var(--transition-base);
  padding: 0 1rem;
}

.site-header.scrolled {
  background: rgba(10, 10, 20, 0.97);
  box-shadow: var(--shadow-md);
  border-bottom-color: rgba(124, 58, 237, 0.35);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1280px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  height: 70px;
}

/* LOGO */
.site-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--color-text-primary);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.site-logo:hover {
  color: var(--color-text-primary);
  transform: scale(1.02);
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: var(--gradient-primary);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-glow);
  font-size: 1.1rem;
  color: white;
  position: relative;
  overflow: hidden;
}

.logo-icon::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(45deg, transparent 40%, rgba(255,255,255,0.15) 50%, transparent 60%);
  animation: logo-shine 3s infinite;
}

.logo-text-span {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* NAVIGATION */
.main-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  position: relative;
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  text-decoration: none;
  border-radius: 8px;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: 2px;
  transition: width var(--transition-base);
}

.nav-link:hover {
  color: var(--color-text-primary);
  background: rgba(124, 58, 237, 0.08);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 60%;
}

.nav-link.active {
  color: var(--color-primary-light);
}

/* HEADER ACTIONS */
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* MOBILE MENU BUTTON */
.mobile-menu-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  background: rgba(124, 58, 237, 0.1);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  cursor: pointer;
  transition: all var(--transition-fast);
  color: var(--color-text-primary);
  font-size: 1.4rem;
}

.mobile-menu-btn:hover {
  background: rgba(124, 58, 237, 0.2);
  border-color: var(--color-primary);
}

/* MOBILE MENU */
.mobile-menu {
  background: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  padding: 1.5rem;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  z-index: 999;
  box-shadow: var(--shadow-lg);
  animation: slideDown 0.3s ease;
}

.mobile-menu .nav-link {
  display: block;
  padding: 0.85rem 1.25rem;
  margin-bottom: 0.35rem;
  border-radius: var(--border-radius);
  font-size: 1rem;
  border: 1px solid transparent;
}

.mobile-menu .nav-link:hover {
  border-color: var(--color-border);
  background: rgba(124, 58, 237, 0.1);
}

@media (max-width: 768px) {
  .mobile-menu-btn {
    display: flex;
  }

  .main-nav {
    display: none;
  }

  .header-actions .btn-outline {
    display: none;
  }
}

/* =============================================
   BUTTONS
   ============================================= */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.7rem 1.6rem;
  font-size: 0.925rem;
  font-weight: 600;
  border-radius: var(--border-radius);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
  letter-spacing: 0.01em;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
  transition: left var(--transition-slow);
}

.btn:hover::before {
  left: 100%;
}

/* PRIMARY BUTTON */
.btn-primary {
  background: var(--gradient-button);
  color: white;
  box-shadow: var(--shadow-md), 0 0 0 0 var(--color-primary-glow);
}

.btn-primary:hover {
  background: var(--gradient-button-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), 0 0 20px var(--color-primary-glow);
  color: white;
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

/* SECONDARY BUTTON */
.btn-secondary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: 0 4px 20px var(--color-secondary-glow);
}

.btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-teal);
  filter: brightness(1.1);
  color: white;
}

/* OUTLINE BUTTON */
.btn-outline {
  background: transparent;
  color: var(--color-primary-light);
  border: 1.5px solid var(--color-primary);
}

.btn-outline:hover {
  background: rgba(124, 58, 237, 0.12);
  border-color: var(--color-primary-light);
  color: var(--color-primary-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

/* GHOST BUTTON */
.btn-ghost {
  background: transparent;
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border-light);
}

.btn-ghost:hover {
  background: rgba(167, 139, 250, 0.08);
  color: var(--color-text-primary);
  border-color: var(--color-border);
}

/* TEAL BUTTON */
.btn-teal {
  background: linear-gradient(135deg, #0ECBCB 0%, #0891B2 100%);
  color: var(--color-text-inverse);
  font-weight: 700;
  box-shadow: var(--shadow-teal);
}

.btn-teal:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 40px var(--color-secondary-glow);
  filter: brightness(1.1);
  color: var(--color-text-inverse);
}

/* ACCENT BUTTON */
.btn-accent {
  background: linear-gradient(135deg, #FF4F7B 0%, #E11D48 100%);
  color: white;
  box-shadow: 0 4px 20px rgba(255, 79, 123, 0.35);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(255, 79, 123, 0.5);
  color: white;
}

/* LARGE BUTTON */
.btn-lg {
  padding: 1rem 2.2rem;
  font-size: 1rem;
  border-radius: var(--border-radius-lg);
}

/* SMALL BUTTON */
.btn-sm {
  padding: 0.45rem 1rem;
  font-size: 0.8rem;
  border-radius: 8px;
}

/* ICON BUTTON */
.btn-icon {
  width: 44px;
  height: 44px;
  padding: 0;
  border-radius: 50%;
}

/* PULSING CTA BUTTON */
.btn-pulse {
  animation: pulse-glow 2.5s infinite;
}

/* =============================================
   COOKIE BANNER
   ============================================= */

.cookie-banner {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  max-width: 680px;
  width: calc(100% - 2rem);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-xl);
  padding: 1.5rem 2rem;
  box-shadow: var(--shadow-card), 0 0 60px rgba(124, 58, 237, 0.15);
  display: flex;
  align-items: center;
  gap: 1.5rem;
  backdrop-filter: blur(20px);
  animation: slideUpIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.cookie-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--border-radius-xl);
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.05) 0%, rgba(14, 203, 203, 0.03) 100%);
  pointer-events: none;
}

.cookie-icon {
  font-size: 2rem;
  flex-shrink: 0;
  filter: drop-shadow(0 0 8px rgba(255, 200, 0, 0.4));
}

.cookie-content {
  flex: 1;
  min-width: 0;
}

.cookie-content h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
  color: var(--color-text-primary);
}

.cookie-content p {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin: 0;
}

.cookie-content a {
  color: var(--color-secondary);
  font-weight: 500;
}

.cookie-actions {
  display: flex;
  gap: 0.65rem;
  flex-shrink: 0;
  flex-wrap: wrap;
}

.cookie-accept {
  background: var(--gradient-button);
  color: white;
  border: none;
  padding: 0.55rem 1.3rem;
  border-radius: var(--border-radius);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.cookie-accept:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.cookie-decline {
  background: transparent;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border-light);
  padding: 0.55rem 1.1rem;
  border-radius: var(--border-radius);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.cookie-decline:hover {
  color: var(--color-text-secondary);
  border-color: var(--color-border);
  background: rgba(124, 58, 237, 0.05);
}

.cookie-close {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  font-size: 1rem;
  padding: 0.3rem;
  border-radius: 6px;
  transition: all var(--transition-fast);
}

.cookie-close:hover {
  color: var(--color-text-primary);
  background: rgba(124, 58, 237, 0.1);
}

@media (max-width: 580px) {
  .cookie-banner {
    flex-direction: column;
    text-align: center;
    align-items: center;
    padding: 1.5rem;
  }

  .cookie-actions {
    width: 100%;
    justify-content: center;
  }
}

/* =============================================
   FORMS
   ============================================= */

.form-group {
  margin-bottom: 1.5rem;
  position: relative;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: 0.5rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.form-label .required {
  color: var(--color-accent);
  margin-left: 3px;
}

.form-control {
  width: 100%;
  padding: 0.85rem 1.1rem;
  background: var(--color-bg-elevated);
  border: 1.5px solid var(--color-border);
  border-radius: var(--border-radius);
  color: var(--color-text-primary);
  font-size: 0.925rem;
  font-family: inherit;
  transition: all var(--transition-fast);
  outline: none;
  line-height: 1.5;
}

.form-control::placeholder {
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

.form-control:focus {
  border-color: var(--color-primary);
  background: var(--color-bg-card);
  box-shadow: 0 0 0 4px var(--color-primary-glow), var(--shadow-sm);
}

.form-control:focus::placeholder {
  opacity: 0.5;
}

.form-control:hover:not(:focus) {
  border-color: rgba(124, 58, 237, 0.4);
}

.form-control.error {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 4px rgba(255, 79, 123, 0.15);
}

.form-control.success {
  border-color: #10B981;
  box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.15);
}

textarea.form-control {
  min-height: 140px;
  resize: vertical;
  line-height: 1.7;
}

select.form-control {
  cursor: pointer;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236B6490' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 1rem;
  padding-right: 2.5rem;
}

/* FORM ICON PREFIX */
.input-wrapper {
  position: relative;
}

.input-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  font-size: 1.1rem;
  pointer-events: none;
  transition: color var(--transition-fast);
}

.input-wrapper .form-control {
  padding-left: 2.75rem;
}

.input-wrapper:focus-within .input-icon {
  color: var(--color-primary-light);
}

/* FLOATING LABEL */
.form-float {
  position: relative;
  margin-bottom: 1.5rem;
}

.form-float .form-control {
  padding-top: 1.5rem;
  padding-bottom: 0.5rem;
}

.form-float label {
  position: absolute;
  top: 0.85rem;
  left: 1.1rem;
  font-size: 0.925rem;
  color: var(--color-text-muted);
  pointer-events: none;
  transition: all var(--transition-fast);
}

.form-float .form-control:focus ~ label,
.form-float .form-control:not(:placeholder-shown) ~ label {
  top: 0.4rem;
  font-size: 0.7rem;
  color: var(--color-primary-light);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-weight: 600;
}

/* CHECKBOX & RADIO */
.form-check {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  cursor: pointer;
  margin-bottom: 0.75rem;
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
  width: 18px;
  height: 18px;
  min-width: 18px;
  margin-top: 2px;
  cursor: pointer;
  accent-color: var(--color-primary);
  border-radius: 4px;
}

.form-check-label {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  cursor: pointer;
  line-height: 1.5;
}

.form-check-label a {
  color: var(--color-secondary);
}

/* FORM ERROR/HELP TEXT */
.form-help {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin-top: 0.4rem;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.form-error {
  font-size: 0.78rem;
  color: var(--color-accent);
  margin-top: 0.4rem;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

/* FORM CARD */
.form-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}

.form-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: var(--border-radius-xl) var(--border-radius-xl) 0 0;
}

/* =============================================
   CARDS
   ============================================= */

.card {
  background: var(--gradient-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--border-radius-lg);
  padding: 2rem;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--border-radius-lg);
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.04) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.card:hover {
  transform: translateY(-5px);
  border-color: var(--color-border);
  box-shadow: var(--shadow-lg);
}

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

/* CARD WITH GLOW */
.card-glow {
  position: relative;
}

.card-glow::after {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: calc(var(--border-radius-lg) + 1px);
  background: var(--gradient-primary);
  opacity: 0;
  z-index: -1;
  transition: opacity var(--transition-base);
}

.card-glow:hover::after {
  opacity: 0.4;
}

/* FEATURE CARD */
.feature-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--border-radius-lg);
  padding: 2rem;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(124, 58, 237, 0.04), transparent);
  transition: left 0.6s ease;
}

.feature-card:hover {
  border-color: rgba(124, 58, 237, 0.4);
  box-shadow: var(--shadow-md), inset 0 0 30px rgba(124, 58, 237, 0.04);
  transform: translateY(-4px);
}

.feature-card:hover::before {
  left: 100%;
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
  position: relative;
}

.feature-icon-primary {
  background: rgba(124, 58, 237, 0.15);
  color: var(--color-primary-light);
  box-shadow: 0 0 20px rgba(124, 58, 237, 0.2);
}

.feature-icon-teal {
  background: rgba(14, 203, 203, 0.12);
  color: var(--color-secondary);
  box-shadow: 0 0 20px rgba(14, 203, 203, 0.18);
}

.feature-icon-accent {
  background: rgba(255, 79, 123, 0.12);
  color: var(--color-accent);
  box-shadow: 0 0 20px rgba(255, 79, 123, 0.18);
}

/* PRICING CARD */
.pricing-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--border-radius-xl);
  padding: 2.5rem;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.pricing-card.featured {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-glow);
  transform: scale(1.02);
}

.pricing-card.featured::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
}

.pricing-badge {
  position: absolute;
  top: 1.2rem;
  right: 1.2rem;
  background: var(--gradient-primary);
  color: white;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.pricing-price {
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-text-primary);
  line-height: 1;
  margin: 1rem 0;
}

.pricing-price span {
  font-size: 1.2rem;
  color: var(--color-text-muted);
  font-weight: 400;
}

.pricing-features {
  list-style: none;
  margin: 1.5rem 0;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 0;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  border-bottom: 1px solid rgba(124, 58, 237, 0.08);
}

.pricing-features li:last-child {
  border-bottom: none;
}

.pricing-features li i {
  color: var(--color-secondary);
  font-size: 1rem;
  flex-shrink: 0;
}

/* STAT CARD */
.stat-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--border-radius-lg);
  padding: 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-base);
}

.stat-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

.stat-card:hover::after {
  transform: scaleX(1);
}

.stat-number {
  font-size: 2.8rem;
  font-weight: 800;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 0.5rem;
}

/* =============================================
   ACCORDION / COLLAPSE
   ============================================= */

.accordion {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
}

.accordion-item {
  border-bottom: 1px solid var(--color-border-light);
  background: var(--color-bg-card);
  transition: background var(--transition-fast);
}

.accordion-item:last-child {
  border-bottom: none;
}

.accordion-item.active {
  background: var(--color-bg-elevated);
}

.accordion-header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.35rem 1.75rem;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  gap: 1rem;
  transition: all var(--transition-fast);
}

.accordion-header:hover {
  background: rgba(124, 58, 237, 0.06);
}

.accordion-title {
  font-size: 0.975rem;
  font-weight: 600;
  color: var(--color-text-primary);
  line-height: 1.4;
}

.accordion-icon {
  color: var(--color-primary-light);
  font-size: 1.2rem;
  flex-shrink: 0;
  transition: transform var(--transition-base);
}

.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
}

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow), padding var(--transition-base);
}

.accordion-item.active .accordion-body {
  max-height: 500px;
}

.accordion-content {
  padding: 0 1.75rem 1.5rem;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  border-top: 1px solid var(--color-border-light);
  padding-top: 1.25rem;
}

/* =============================================
   HERO SECTION
   ============================================= */

.hero-section {
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
  padding: var(--spacing-section) 0;
  min-height: 90vh;
  display: flex;
  align-items: center;
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(124, 58, 237, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124, 58, 237, 0.06) 1px, transparent 1px);
  background-size: 50px 50px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 20%, transparent 100%);
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.35;
  pointer-events: none;
}

.hero-orb-1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, #7C3AED, transparent 70%);
  top: -200px;
  right: -100px;
  animation: float-slow 8s ease-in-out infinite;
}

.hero-orb-2 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, #0ECBCB, transparent 70%);
  bottom: -100px;
  left: -100px;
  animation: float-slow 10s ease-in-out infinite reverse;
}

.hero-orb-3 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, #FF4F7B, transparent 70%);
  top: 50%;
  left: 30%;
  opacity: 0.15;
  animation: float-slow 12s ease-in-out infinite;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(124, 58, 237, 0.12);
  border: 1px solid rgba(124, 58, 237, 0.3);
  border-radius: 50px;
  padding: 0.4rem 1rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-primary-light);
  margin-bottom: 1.5rem;
  animation: fadeInDown 0.6s ease forwards;
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  background: var(--color-secondary);
  border-radius: 50%;
  animation: blink 1.5s infinite;
}

/* =============================================
   SECTIONS
   ============================================= */

.section {
  padding: var(--spacing-section) 0;
  position: relative;
}

.section-dark {
  background: var(--color-bg-secondary);
}

.section-card {
  background: var(--color-bg-tertiary);
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-text-secondary);
  max-width: 600px;
  line-height: 1.7;
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-secondary);
  margin-bottom: 0.75rem;
}

.section-eyebrow::before,
.section-eyebrow::after {
  content: '';
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--color-secondary);
  opacity: 0.6;
}

/* SECTION DIVIDER */
.section-divider {
  width: 60px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: 3px;
  margin: 1rem auto;
}

/* =============================================
   GRID LAYOUTS
   ============================================= */

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

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.grid-auto {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .grid-4,
  .grid-3,
  .grid-2 { grid-template-columns: 1fr; }
}

/* =============================================
   BADGE & TAG COMPONENTS
   ============================================= */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.3rem 0.75rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.badge-primary {
  background: rgba(124, 58, 237, 0.15);
  color: var(--color-primary-light);
  border: 1px solid rgba(124, 58, 237, 0.25);
}

.badge-teal {
  background: rgba(14, 203, 203, 0.12);
  color: var(--color-secondary);
  border: 1px solid rgba(14, 203, 203, 0.2);
}

.badge-accent {
  background: rgba(255, 79, 123, 0.12);
  color: var(--color-accent-light);
  border: 1px solid rgba(255, 79, 123, 0.2);
}

.badge-success {
  background: rgba(16, 185, 129, 0.12);
  color: #34D399;
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.tag {
  display: inline-block;
  padding: 0.35rem 0.85rem;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border-light);
  border-radius: 8px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
  cursor: default;
}

.tag:hover {
  border-color: var(--color-primary);
  color: var(--color-primary-light);
  background: rgba(124, 58, 237, 0.08);
}

/* =============================================
   TESTIMONIAL CARD
   ============================================= */

.testimonial-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--border-radius-lg);
  padding: 2rem;
  position: relative;
  transition: all var(--transition-base);
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  font-size: 5rem;
  font-family: Georgia, serif;
  color: var(--color-primary);
  opacity: 0.15;
  line-height: 1;
}

.testimonial-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-border);
}

.testimonial-stars {
  color: #FCD34D;
  font-size: 0.9rem;
  letter-spacing: 2px;
  margin-bottom: 1rem;
}

.testimonial-text {
  font-size: 0.925rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 1.5rem;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  color: white;
  flex-shrink: 0;
  overflow: hidden;
  border: 2px solid rgba(124, 58, 237, 0.3);
}

.testimonial-name {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 0.15rem;
}

.testimonial-role {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

/* =============================================
   TECH STACK / LOGO STRIP
   ============================================= */

.tech-strip {
  overflow: hidden;
  position: relative;
  padding: 2rem 0;
}

.tech-strip::before,
.tech-strip::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 100px;
  z-index: 1;
}

.tech-strip::before {
  left: 0;
  background: linear-gradient(90deg, var(--color-bg-primary), transparent);
}

.tech-strip::after {
  right: 0;
  background: linear-gradient(-90deg, var(--color-bg-primary), transparent);
}

.tech-track {
  display: flex;
  gap: 2rem;
  animation: scroll-left 30s linear infinite;
  width: max-content;
}

.tech-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.6rem 1.4rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  white-space: nowrap;
  transition: all var(--transition-fast);
}

/* =============================================
   PROGRESS BAR
   ============================================= */

.progress-bar {
  width: 100%;
  height: 6px;
  background: var(--color-bg-elevated);
  border-radius: 10px;
  overflow: hidden;
  margin-top: 0.5rem;
}

.progress-fill {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: 10px;
  transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.progress-fill::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  animation: shimmer 2s infinite;
}

/* =============================================
   ALERT / NOTIFICATION
   ============================================= */

.alert {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  padding: 1rem 1.25rem;
  border-radius: var(--border-radius);
  font-size: 0.875rem;
  margin-bottom: 1rem;
  border: 1px solid;
}

.alert-info {
  background: rgba(124, 58, 237, 0.1);
  border-color: rgba(124, 58, 237, 0.25);
  color: var(--color-primary-light);
}

.alert-success {
  background: rgba(16, 185, 129, 0.1);
  border-color: rgba(16, 185, 129, 0.25);
  color: #34D399;
}

.alert-warning {
  background: rgba(245, 158, 11, 0.1);
  border-color: rgba(245, 158, 11, 0.25);
  color: #FCD34D;
}

.alert-error {
  background: rgba(255, 79, 123, 0.1);
  border-color: rgba(255, 79, 123, 0.25);
  color: var(--color-accent-light);
}

/* =============================================
   LOADING SPINNER
   ============================================= */

.spinner {
  width: 44px;
  height: 44px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.spinner-sm {
  width: 20px;
  height: 20px;
  border-width: 2px;
}

.spinner-lg {
  width: 60px;
  height: 60px;
  border-width: 4px;
}

/* LOADING DOTS */
.loading-dots {
  display: flex;
  gap: 6px;
  align-items: center;
}

.loading-dots span {
  width: 8px;
  height: 8px;
  background: var(--color-primary);
  border-radius: 50%;
  animation: bounce-dots 1.2s infinite;
}

.loading-dots span:nth-child(2) { animation-delay: 0.2s; }
.loading-dots span:nth-child(3) { animation-delay: 0.4s; }

/* SKELETON LOADING */
.skeleton {
  background: linear-gradient(90deg, var(--color-bg-card) 25%, var(--color-bg-elevated) 50%, var(--color-bg-card) 75%);
  background-size: 200% 100%;
  animation: skeleton-wave 1.5s infinite;
  border-radius: 8px;
}

.skeleton-text {
  height: 14px;
  margin-bottom: 0.5rem;
}

.skeleton-title {
  height: 24px;
  width: 60%;
  margin-bottom: 1rem;
}

.skeleton-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
}

/* =============================================
   TOOLTIP
   ============================================= */

[data-tooltip] {
  position: relative;
  cursor: pointer;
}

[data-tooltip]::before {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-bg-elevated);
  color: var(--color-text-primary);
  font-size: 0.78rem;
  padding: 0.4rem 0.8rem;
  border-radius: 8px;
  border: 1px solid var(--color-border);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
  transform: translateX(-50%) translateY(6px);
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

[data-tooltip]:hover::before {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* =============================================
   MODAL
   ============================================= */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(6px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  animation: fadeIn 0.2s ease;
}

.modal {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-xl);
  padding: 2.5rem;
  max-width: 580px;
  width: 100%;
  position: relative;
  box-shadow: var(--shadow-card), var(--shadow-glow);
  animation: scaleIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.modal-close {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  width: 36px;
  height: 36px;
  background: rgba(124, 58, 237, 0.1);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
  font-size: 1rem;
}

.modal-close:hover {
  background: rgba(255, 79, 123, 0.1);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* =============================================
   TABS
   ============================================= */

.tabs-container {
  display: flex;