/* Komplians - Minimalist Professional Website Styles */

/* ========================================
   CSS Variables & Reset
   ======================================== */
:root {
  --primary: #20427f;
  --primary-dark: #4d6ea0;
  --primary-darker: #2a4a7d;
  --accent: #ff6b35;
  --accent-light: #ff8c5a;
  --neutral-900: #0b1220;
  --neutral-600: #475569;
  --neutral-100: #f1f5f9;
  --neutral-50: #f8fafc;
  --neutral-0: #ffffff;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  
  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
  
  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.2);
  
  /* Transitions */
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  color: var(--neutral-900);
  background-color: var(--neutral-50);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-weight: 400;
}

main, header, footer {
  position: relative;
  z-index: 1;
}

/* ========================================
   Skip to Content (Accessibility)
   ======================================== */
.skip-to-content {
  position: absolute;
  left: -9999px;
  z-index: 999;
}

.skip-to-content:focus {
  left: 50%;
  transform: translateX(-50%);
  top: 1rem;
  padding: 0.5rem 1rem;
  background: var(--primary);
  color: white;
  text-decoration: none;
  border-radius: 0;
}

/* ========================================
   Typography
   ======================================== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
}

h2 {
  font-size: clamp(2rem, 5vw, 3rem);
}

h3 {
  font-size: clamp(1.5rem, 4vw, 2rem);
}

h4 {
  font-size: clamp(1.25rem, 3vw, 1.5rem);
}

p {
  margin-bottom: var(--spacing-sm);
}

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

a:hover {
  color: var(--primary-dark);
}

a:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}

/* ========================================
   Layout Components
   ======================================== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  padding: var(--spacing-2xl) 0;
}

/* ========================================
   Header & Navigation
   ======================================== */
.header {
  background: var(--neutral-0);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--neutral-100);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) 0;
}

.logo {
  height: 36px;
  width: auto;
}

.nav-menu {
  display: none;
  gap: var(--spacing-md);
  list-style: none;
}

.nav-menu.active {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--neutral-0);
  border-bottom: 1px solid var(--neutral-100);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-md);
}

.nav-menu li {
  margin: 0;
}

.nav-menu a {
  color: var(--neutral-900);
  font-weight: 500;
  padding: var(--spacing-sm);
  letter-spacing: -0.01em;
  font-size: 0.95rem;
}

.nav-menu a:hover {
  color: var(--primary);
}

.btn-menu {
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
  font-size: 1.5rem;
  color: var(--neutral-900);
  font-family: var(--font-mono);
}

.btn-menu:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

@media (min-width: 768px) {
  .nav-menu {
    display: flex;
    flex-direction: row;
  }
  
  .nav-menu.active {
    position: static;
    box-shadow: none;
    padding: 0;
    border-bottom: none;
  }
  
  .btn-menu {
    display: none;
  }
}

/* ========================================
   Buttons
   ======================================== */
.btn {
  display: inline-block;
  padding: 0.875rem 2rem;
  font-weight: 600;
  text-align: center;
  border-radius: 0;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  font-size: 1rem;
  text-decoration: none;
  letter-spacing: -0.01em;
}

.btn:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}

.btn-primary {
  background: var(--primary);
  color: white;
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

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

.btn-secondary {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn-secondary:hover {
  background: var(--primary);
  color: white;
}

.btn-ghost {
  background: transparent;
  color: var(--primary);
  border: none;
}

.btn-ghost:hover {
  background: var(--neutral-100);
}

.btn-block {
  display: block;
  width: 100%;
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
  background: var(--neutral-50);
  padding: var(--spacing-2xl) 0;
  text-align: center;
  border-bottom: 1px solid var(--neutral-100);
}

.hero h1 {
  margin-bottom: var(--spacing-md);
}

.hero-subheadline {
  font-size: clamp(1.125rem, 2vw, 1.5rem);
  color: var(--neutral-600);
  margin-bottom: var(--spacing-xl);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  font-weight: 400;
}

.hero-ctas {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--spacing-xl);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.hero-stat {
  padding: var(--spacing-lg);
  background: white;
  border: 1px solid var(--neutral-100);
}

.hero-stat p {
  margin: 0;
  font-weight: 600;
  color: var(--neutral-900);
  font-size: 0.95rem;
  letter-spacing: -0.01em;
}

/* ========================================
   Feature Grid
   ======================================== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
}

.feature-card {
  padding: var(--spacing-xl);
  background: white;
  border: 1px solid var(--neutral-100);
  transition: var(--transition);
}

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

.feature-icon {
  font-size: 1rem;
  margin-bottom: var(--spacing-md);
  padding: var(--spacing-md);
  width: 48px;
  height: 48px;
  background: var(--neutral-50);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--primary);
  letter-spacing: -0.02em;
  border: 1px solid var(--neutral-100);
}

.feature-card h3 {
  color: var(--primary);
  margin-bottom: var(--spacing-sm);
  font-size: 1.25rem;
}

.feature-card:hover h3 {
  color: var(--primary-dark);
}

.feature-card p {
  color: var(--neutral-600);
  margin: 0;
  line-height: 1.7;
  font-size: 0.95rem;
}

/* ========================================
   Testimonials
   ======================================== */
.testimonials {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.testimonial {
  background: white;
  padding: var(--spacing-xl);
  border: 1px solid var(--neutral-100);
  border-left: 4px solid var(--primary);
  transition: var(--transition);
}

.testimonial:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.testimonial-quote {
  font-style: italic;
  margin-bottom: var(--spacing-md);
  color: var(--neutral-600);
  line-height: 1.7;
}

.testimonial-author {
  font-weight: 600;
  color: var(--neutral-900);
  font-size: 0.95rem;
}

/* ========================================
   Product Cards
   ======================================== */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-xl);
}

.product-card {
  background: white;
  border: 1px solid var(--neutral-100);
  overflow: hidden;
  transition: var(--transition);
}

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

.product-image {
  width: 100%;
  height: 200px;
  background: var(--neutral-50);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--neutral-600);
  border-bottom: 1px solid var(--neutral-100);
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 1.5rem;
  letter-spacing: -0.02em;
}

.product-content {
  padding: var(--spacing-xl);
}

.product-content h3 {
  color: var(--primary);
  margin-bottom: var(--spacing-sm);
}

.product-content:hover h3 {
  color: var(--primary-dark);
}

.product-price {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  margin: var(--spacing-sm) 0;
  letter-spacing: -0.02em;
}

.product-features {
  list-style: none;
  margin: var(--spacing-md) 0;
}

.product-features li {
  padding: var(--spacing-xs) 0;
  color: var(--neutral-600);
  font-size: 0.95rem;
  line-height: 1.6;
  position: relative;
  padding-left: 1.5rem;
}

.product-features li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}

/* ========================================
   Pricing Table
   ======================================== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.pricing-card {
  background: white;
  padding: var(--spacing-xl);
  border: 1px solid var(--neutral-100);
  text-align: center;
  transition: var(--transition);
}

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

.pricing-card.featured {
  border: 2px solid var(--primary);
  background: var(--neutral-50);
}

.pricing-name {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  color: var(--primary);
}

.pricing-price {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary);
  margin: var(--spacing-md) 0;
  letter-spacing: -0.02em;
}

.pricing-features {
  list-style: none;
  margin: var(--spacing-lg) 0;
  text-align: left;
}

.pricing-features li {
  padding: var(--spacing-xs) 0;
  color: var(--neutral-600);
  font-size: 0.95rem;
  line-height: 1.6;
  position: relative;
  padding-left: 1.5rem;
}

.pricing-features li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

/* ========================================
   Forms
   ======================================== */
.form {
  max-width: 600px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 600;
  color: var(--neutral-900);
  font-size: 0.95rem;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.875rem;
  border: 1px solid var(--neutral-100);
  border-radius: 0;
  font-size: 1rem;
  font-family: inherit;
  transition: var(--transition);
  background: var(--neutral-0);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(32, 66, 127, 0.1);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.form-error {
  color: var(--accent);
  font-size: 0.875rem;
  margin-top: var(--spacing-xs);
}

.form-success {
  background: var(--primary);
  color: white;
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  display: none;
  border: 1px solid var(--primary);
}

.form-success.active {
  display: block;
}

/* ========================================
   Footer
   ======================================== */
.footer {
  background: var(--primary-darker);
  color: var(--neutral-100);
  padding: var(--spacing-2xl) 0 var(--spacing-lg);
  margin-top: var(--spacing-2xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer h3 {
  color: white;
  margin-bottom: var(--spacing-md);
}

.footer a {
  color: var(--neutral-100);
  transition: var(--transition);
}

.footer a:hover {
  color: white;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--spacing-xs);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-lg);
  text-align: center;
  color: rgba(255, 255, 255, 0.7);
}

.footer-social {
  display: flex;
  gap: var(--spacing-md);
  list-style: none;
  margin-top: var(--spacing-md);
}

/* ========================================
   Utility Classes
   ======================================== */
.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }

/* ========================================
   Responsive Adjustments
   ======================================== */
@media (max-width: 767px) {
  .logo {
    margin-left: var(--spacing-xs);
  }
  
  .hero-ctas {
    flex-direction: column;
  }
  
  .hero-ctas .btn {
    width: 100%;
  }
  
  .hero-stats {
    grid-template-columns: 1fr;
  }
  
  .pricing-card.featured {
    transform: none;
  }
}

/* ========================================
   Loading State
   ======================================== */
.loading {
  opacity: 0.6;
  pointer-events: none;
}

/* ========================================
   Focus Visible (Accessibility)
   ======================================== */
*:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* ========================================
   Minimalist Line Art Icons
   ======================================== */
.icon-box {
  width: 48px;
  height: 48px;
  background: var(--neutral-50);
  border: 1px solid var(--neutral-100);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--primary);
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.icon-text {
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: -0.02em;
  font-size: 1rem;
}

/* ========================================
   Background Animation (Minimalist Invoices)
   ======================================== */
.animated-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
  background: transparent;
}

.invoice-box {
  position: absolute;
  color: var(--neutral-600);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  opacity: 0.25;
  pointer-events: none;
  line-height: 1.4;
}

.invoice-1 {
  top: 10%;
  left: 5%;
  animation: float1 25s ease-in-out infinite;
}

.invoice-2 {
  top: 30%;
  left: 85%;
  animation: float2 30s ease-in-out infinite;
}

.invoice-3 {
  top: 60%;
  left: 10%;
  animation: float3 35s ease-in-out infinite;
}

.invoice-4 {
  top: 75%;
  left: 80%;
  animation: float4 28s ease-in-out infinite;
}

.invoice-5 {
  top: 20%;
  left: 70%;
  animation: float5 32s ease-in-out infinite;
}

@keyframes float1 {
  0%, 100% {
    transform: translate(0, 0) rotate(0deg);
  }
  25% {
    transform: translate(50px, -30px) rotate(5deg);
  }
  50% {
    transform: translate(100px, 20px) rotate(-3deg);
  }
  75% {
    transform: translate(30px, 40px) rotate(2deg);
  }
}

@keyframes float2 {
  0%, 100% {
    transform: translate(0, 0) rotate(0deg);
  }
  25% {
    transform: translate(-40px, -50px) rotate(-4deg);
  }
  50% {
    transform: translate(-80px, 10px) rotate(3deg);
  }
  75% {
    transform: translate(-20px, 35px) rotate(-2deg);
  }
}

@keyframes float3 {
  0%, 100% {
    transform: translate(0, 0) rotate(0deg);
  }
  25% {
    transform: translate(60px, 40px) rotate(6deg);
  }
  50% {
    transform: translate(30px, -20px) rotate(-5deg);
  }
  75% {
    transform: translate(-50px, 30px) rotate(4deg);
  }
}

@keyframes float4 {
  0%, 100% {
    transform: translate(0, 0) rotate(0deg);
  }
  25% {
    transform: translate(-30px, -60px) rotate(-3deg);
  }
  50% {
    transform: translate(-70px, -10px) rotate(2deg);
  }
  75% {
    transform: translate(40px, -40px) rotate(-4deg);
  }
}

@keyframes float5 {
  0%, 100% {
    transform: translate(0, 0) rotate(0deg);
  }
  25% {
    transform: translate(35px, 50px) rotate(-5deg);
  }
  50% {
    transform: translate(-40px, 30px) rotate(4deg);
  }
  75% {
    transform: translate(70px, -20px) rotate(-3deg);
  }
}

@media (max-width: 768px) {
  .invoice-box {
    opacity: 0.15;
    font-size: 0.65rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .invoice-box {
    animation: none;
  }
}