/*
 * Kinetic UI - World-Class Digital Agency Theme
 * Version: 7.0
 * Description: A static, responsive, and animation-free stylesheet with a
 *              sophisticated dark, high-contrast aesthetic. It uses asymmetrical
 *              layouts, sharp lines, and strong typography to create a sense of
 *              energy and precision.
 */

/* ----------------------------- */
/* #region CSS Custom Properties */
/* ----------------------------- */
:root {
  /* Colors */
  --color-background: #0a0a0a;
  --color-surface: #141414;
  --color-border: #262626;
  --color-text-primary: #f5f5f5;
  --color-text-secondary: #a3a3a3;
  --color-accent: #00ffff;
  /* Cyan */
  --color-white: #ffffff;
  --color-black: #000000;

  /* Typography */
  --font-family-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-bold: 700;
  --font-weight-black: 900;

  /* Spacing */
  --space-unit: 8px;
  --space-xs: var(--space-unit);
  /* 8px */
  --space-sm: calc(var(--space-unit) * 2);
  /* 16px */
  --space-md: calc(var(--space-unit) * 3);
  /* 24px */
  --space-lg: calc(var(--space-unit) * 5);
  /* 40px */
  --space-xl: calc(var(--space-unit) * 8);
  /* 64px */
  --space-xxl: calc(var(--space-unit) * 12);
  /* 96px */
  --space-section: 120px;

  /* Borders & Radii */
  --border-width: 1px;
  --radius-none: 0;

  /* Layout */
  --container-width: 1280px;
  --header-height: 80px;
}

/* #endregion */

/* ----------------------------- */
/* #region Base & Reset Styles */
/* ----------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  background-color: var(--color-background);
  color: var(--color-text-primary);
  font-family: var(--font-family-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

h1,
h2,
h3,
h4 {
  line-height: 1.1;
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-md);
}

h1 {
  font-size: 3.5rem;
  font-weight: var(--font-weight-black);
}

h2 {
  font-size: 2.5rem;
}

h3 {
  font-size: 1.25rem;
}

p {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
  max-width: 65ch;
}

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

ul {
  list-style: none;
}

/* #endregion */

/* ----------------------------- */
/* #region Layout & Helpers */
/* ----------------------------- */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section-padding {
  padding-top: var(--space-section);
  padding-bottom: var(--space-section);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.section-title {
  font-size: 3rem;
  margin-bottom: var(--space-md);
}

.section-subtitle {
  font-size: 1.125rem;
  max-width: 60ch;
  margin-left: auto;
  margin-right: auto;
}

/* #endregion */

/* ----------------------------- */
/* #region Header & Navigation */
/* ----------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(10, 10, 10, 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: var(--border-width) solid var(--color-border);
  height: var(--header-height);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo-link img {
  height: 90px;
}

.menu-toggle {
  background: none;
  border: none;
  cursor: pointer;
  display: block;
}

.menu-toggle .bar {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-text-primary);
}

.menu-toggle .bar:first-child {
  margin-bottom: 6px;
}

.main-menu {
  display: none;
  position: absolute;
  top: var(--header-height);
  left: 0;
  width: 100%;
  background-color: var(--color-background);
}

.main-menu.is-open {
  display: block;
}

.main-menu li a {
  display: block;
  padding: var(--space-md) var(--space-lg);
  border-top: var(--border-width) solid var(--color-border);
  font-weight: var(--font-weight-medium);
}

.nav-link:hover,
.nav-link.is-active {
  color: var(--color-accent);
}

.nav-link--cta {
  color: var(--color-accent);
  border: var(--border-width) solid var(--color-accent);
  margin: var(--space-sm) var(--space-lg);
  padding: var(--space-sm) var(--space-md);
  text-align: center;
}

/* #endregion */

/* ----------------------------- */
/* #region Buttons & Forms */
/* ----------------------------- */
.btn {
  display: inline-block;
  padding: var(--space-md) var(--space-lg);
  border: var(--border-width) solid var(--color-accent);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
}

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

.btn-primary:hover {
  background-color: transparent;
  color: var(--color-accent);
}

.form-input {
  width: 100%;
  background-color: var(--color-surface);
  border: var(--border-width) solid var(--color-border);
  color: var(--color-text-primary);
  padding: var(--space-md);
  font-family: inherit;
  font-size: 1rem;
}

.form-input:focus {
  outline: var(--border-width) solid var(--color-accent);
  border-color: var(--color-accent);
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-group label {
  display: block;
  margin-bottom: var(--space-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  font-size: 0.9rem;
}

/* #endregion */

/* ----------------------------- */
/* #region Hero Section */
/* ----------------------------- */
.hero-section {
  padding: var(--space-xxl) 0;
  position: relative;
  overflow: hidden;
}

.hero-background-shape {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 60%;
  height: 100%;
  background-color: var(--color-surface);
  transform: skewX(-20deg);
  transform-origin: top right;
  z-index: -1;
}

.hero-container {
  position: relative;
}

.hero-title {
  font-size: 3.5rem;
  letter-spacing: -2px;
  margin-bottom: var(--space-lg);
}

.hero-subtitle {
  font-size: 1.25rem;
  max-width: 55ch;
  margin-bottom: var(--space-xl);
  color: var(--color-text-primary);
}

/* #endregion */

/* ----------------------------- */
/* #region Specific Sections */
/* ----------------------------- */
/* Metrics */
.metrics-section {
  background-color: var(--color-surface);
  padding: var(--space-xl) 0;
}

.metrics-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  text-align: center;
}

.metric-value {
  display: block;
  font-size: 2.5rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-accent);
}

.metric-label {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

/* Services */
.services-section {
  background-color: var(--color-surface);
}

.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--border-width);
  background-color: var(--color-border);
  border: var(--border-width) solid var(--color-border);
}

.service-card {
  background-color: var(--color-surface);
  padding: var(--space-lg);
}

.service-title {
  margin-bottom: var(--space-sm);
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-top: var(--space-md);
  padding: 0;
}

.service-tags li {
  background-color: var(--color-border);
  padding: var(--space-xs) var(--space-sm);
  font-size: 0.8rem;
}

/* Framework */
.framework-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.framework-visual-placeholder {
  display: none;
  min-height: 400px;
  background-color: var(--color-surface);
  border: var(--border-width) solid var(--color-border);
}

.framework-steps {
  list-style: none;
  counter-reset: framework-step;
}

.framework-steps .step {
  padding: var(--space-lg) 0;
  padding-left: var(--space-xl);
  border-left: var(--border-width) solid var(--color-border);
  position: relative;
}

.framework-steps .step::before {
  content: '0' counter(framework-step);
  counter-increment: framework-step;
  position: absolute;
  left: calc(var(--space-xl) * -0.5);
  top: var(--space-lg);
  background-color: var(--color-background);
  padding: 0 var(--space-sm);
  font-weight: var(--font-weight-bold);
  color: var(--color-accent);
}

.step h3 {
  font-size: 1.5rem;
}

/* Results Matrix */
.results-matrix-section {
  background-color: var(--color-surface);
}

.matrix-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--border-width);
  border: var(--border-width) solid var(--color-border);
  background-color: var(--color-border);
}

.matrix-header,
.matrix-cell {
  background-color: var(--color-surface);
  padding: var(--space-md);
}

.matrix-header {
  font-weight: var(--font-weight-bold);
  color: var(--color-text-secondary);
}

.matrix-cell.accent {
  color: var(--color-accent);
  font-weight: var(--font-weight-bold);
  font-size: 1.25rem;
}

/* Testimonials */
.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xxl);
}

.testimonial-quote {
  font-size: 1.75rem;
  color: var(--color-text-primary);
  margin-bottom: var(--space-lg);
  line-height: 1.4;
  border-left: 2px solid var(--color-accent);
  padding-left: var(--space-lg);
}

.testimonial-author {
  font-style: normal;
  display: block;
}

.author-name {
  font-weight: var(--font-weight-medium);
}

.author-title {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

/* FAQ */
.faq-section {
  background-color: var(--color-surface);
}

.faq-list {
  max-width: 900px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: var(--border-width) solid var(--color-border);
}

.faq-question {
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-lg) 0;
  font-size: 1.25rem;
  font-weight: var(--font-weight-medium);
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question::after {
  content: '↓';
  color: var(--color-accent);
  font-size: 1.5rem;
}

details[open] .faq-question::after {
  content: '↑';
}

.faq-answer {
  padding-bottom: var(--space-lg);
}

/* Other Pages */
.page-header {
  padding: var(--space-xl) 0;
}

.page-title {
  font-size: 3rem;
}

.page-subtitle {
  color: var(--color-text-secondary);
  font-size: 1.125rem;
}

.contact-section,
.legal-content-section {
  padding-bottom: var(--space-section);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

.contact-info h3,
.info-block h4 {
  text-transform: uppercase;
  letter-spacing: 1px;
}

.info-block {
  margin-bottom: var(--space-lg);
}

.legal-container {
  max-width: 800px;
  margin: 0 auto;
}

.legal-container h2 {
  font-size: 1.25rem;
  color: var(--color-accent);
  margin-top: var(--space-lg);
  margin-bottom: var(--space-md);
}

.legal-container ul {
  list-style-type: disc;
  padding-left: var(--space-lg);
}

/* #endregion */

/* ----------------------------- */
/* #region Footer */
/* ----------------------------- */
.site-footer {
  padding-top: var(--space-xl);
  border-top: var(--border-width) solid var(--color-border);
}

.footer-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  padding-bottom: var(--space-xl);
}

.footer-primary {
  padding-bottom: var(--space-lg);
  border-bottom: var(--border-width) solid var(--color-border);
}

.footer-title {
  font-size: 2rem;
  margin-bottom: var(--space-md);
}

.footer-cta-link {
  font-size: 1.25rem;
  font-weight: var(--font-weight-medium);
}

.footer-secondary {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

.footer-column h4 {
  font-size: 1rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
}

.footer-column ul li {
  margin-bottom: var(--space-xs);
}

.footer-column a,
.footer-column address {
  color: var(--color-text-primary);
  font-style: normal;
}

.footer-column a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  text-align: center;
  padding: var(--space-lg) 0;
  border-top: var(--border-width) solid var(--color-border);
}

.footer-bottom p {
  color: var(--color-text-secondary);
  font-size: 0.8rem;
  margin: 0;
}

.live-chat-mockup {
  display: none;
  /* Hidden, design-only */
}

/* #endregion */

/* ----------------------------- */
/* #region Media Queries */
/* ----------------------------- */
@media (min-width: 640px) {
  .metrics-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .matrix-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-secondary {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 768px) {
  h1 {
    font-size: 4.5rem;
  }

  .menu-toggle {
    display: none;
  }

  .main-menu {
    display: flex;
    align-items: center;
    position: static;
    width: auto;
    background: none;
    border: none;
  }

  .main-menu li a {
    border: none;
    padding: var(--space-sm) var(--space-md);
  }

  .nav-link--cta {
    margin: 0 0 0 var(--space-sm);
    padding: var(--space-xs) var(--space-md);
  }

  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .framework-container {
    grid-template-columns: 1fr 1fr;
  }

  .framework-visual-placeholder {
    display: block;
  }

  .contact-grid {
    grid-template-columns: 2fr 1fr;
    gap: var(--space-xl);
  }
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: 5.5rem;
  }

  .footer-container {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
  }

  .footer-primary {
    border: none;
    padding: 0;
  }

  .footer-secondary {
    flex-grow: 1;
    max-width: 600px;
    display: flex;
    justify-content: space-between;
  }

  .footer-column {
    flex: 1;
  }
}

/* #endregion */