/* ============================================================================
   MEJORES PRÁCTICAS CSS 2026
   - Arquitectura SMACSS/BEM
   - CSS Variables organizadas por tema
   - Modo oscuro nativo
   - Performance Optimization
   - Accesibilidad WCAG 2.1 AA
   ============================================================================ */

/* ====================
   THEME VARIABLES
   ==================== */
:root {
  /* Colors - Semantic */
  --color-primary: #236aa5;
  --color-primary-dark: #102b57;
  --color-primary-light: #00c2a8;
  --color-accent: #bd9a27;
  --color-success: #108244;
  
  /* Grayscale */
  --color-ink: #09192d;
  --color-paper: #f7f9fc;
  --color-muted: #69798c;
  --color-border: #dce5ee;
  
  /* Semantic */
  --color-text: #09192d;
  --color-text-secondary: #69798c;
  --color-text-muted: rgba(105, 121, 140, 0.7);
  --color-background: #f7f9fc;
  --color-surface: #ffffff;
  
  /* Transparency */
  --color-line: rgba(255, 255, 255, 0.18);
  --color-overlay: rgba(6, 19, 37, 0.36);
  --color-overlay-dark: rgba(9, 25, 45, 0.92);
  
  /* Effects */
  --shadow-sm: 0 2px 8px rgba(9, 25, 45, 0.04);
  --shadow-md: 0 10px 26px rgba(9, 25, 45, 0.06);
  --shadow-lg: 0 24px 80px rgba(9, 25, 45, 0.18);
  --shadow-xl: 0 30px 80px rgba(0, 0, 0, 0.24);
  
  /* Animation */
  --transition-fast: 120ms ease;
  --transition-base: 180ms ease;
  --transition-slow: 300ms ease;
  
  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 12px;
  --space-lg: 16px;
  --space-xl: 20px;
  --space-2xl: 24px;
  --space-3xl: 28px;
  --space-4xl: 32px;
  
  /* Sizes */
  --max-width: 1180px;
  --max-width-sm: 1060px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 18px;
  --radius-full: 999px;
  
  /* Z-index scale */
  --z-base: 1;
  --z-dropdown: 10;
  --z-sticky: 20;
  --z-modal: 30;
  --z-tooltip: 40;
  
  color-scheme: light;
}

/* ====================
   RESET & DEFAULTS
   ==================== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  margin: 0;
  padding: 0;
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-background);
  overflow-x: hidden;
  contain: layout style;
}

/* Improved semantic defaults */
main {
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast), 
              opacity var(--transition-fast);
}

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

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

p {
  margin-top: 0;
}

/* ====================
   TYPOGRAPHY
   ==================== */
h1,
h2,
h3,
h4,
h5,
h6 {
  margin-top: 0;
  margin-bottom: 0.5em;
  font-weight: 900;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2rem, 7vw, 6.8rem);
  line-height: 0.98;
}

h2 {
  font-size: clamp(1.8rem, 5vw, 5rem);
  line-height: 1;
}

h3 {
  font-size: 1.45rem;
  line-height: 1.1;
}

.eyebrow {
  display: block;
  margin-bottom: 1rem;
  color: var(--color-primary-light);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* ====================
   HEADER & NAVIGATION
   ==================== */
.site-header {
  position: fixed;
  z-index: var(--z-sticky);
  top: 16px;
  left: 50%;
  width: min(1120px, calc(100% - 32px));
  transform: translateX(-50%);
  
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  padding: var(--space-md) 12px var(--space-md) var(--space-lg);
  
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-full);
  background: var(--color-overlay);
  backdrop-filter: blur(18px);
  
  transition: background var(--transition-base), 
              box-shadow var(--transition-base);
  contain: layout style paint;
}

.site-header.is-scrolled {
  background: var(--color-overlay-dark);
  box-shadow: var(--shadow-lg);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 800;
  font-size: 1rem;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, #2be7c8, #f5d65f);
  color: #062235;
  font-size: 0.78rem;
  font-weight: 900;
  contain: paint;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.92rem;
  font-weight: 700;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: white;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.language-toggle {
  display: inline-grid;
  place-items: center;
  min-width: 44px;
  height: 38px;
  padding: 0 12px;
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.34);
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.12);
  font: inherit;
  font-size: 0.82rem;
  font-weight: 900;
  cursor: pointer;
  transition: background var(--transition-fast),
              border-color var(--transition-fast),
              transform var(--transition-fast);
}

.language-toggle:hover,
.language-toggle:focus-visible {
  border-color: rgba(255, 255, 255, 0.62);
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-1px);
}

.header-cta {
  padding: 9px 16px;
  color: #071b2c;
  border-radius: var(--radius-full);
  background: white;
  font-weight: 800;
  white-space: nowrap;
  transition: transform var(--transition-fast), 
              box-shadow var(--transition-fast);
}

.header-cta:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* ====================
   HERO SECTION
   ==================== */
.section-band,
.dark,
.process-section {
  color: white;
  background-color: var(--color-ink);
}

.hero {
  position: relative;
  min-height: 760px;
  overflow: hidden;
  padding: 134px 24px 86px;
  contain: layout;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(120deg, rgba(0, 194, 168, 0.92), rgba(35, 106, 165, 0.9) 34%, rgba(189, 154, 39, 0.7) 62%, rgba(255, 255, 255, 0) 62%),
    radial-gradient(circle at 88% 26%, rgba(255, 255, 255, 0.76), rgba(255, 255, 255, 0) 18%),
    linear-gradient(180deg, #0c2340, #071827 76%);
  clip-path: polygon(0 0, 100% 0, 100% 78%, 0 100%);
  contain: paint;
}

.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(135deg, rgba(255,255,255,.16) 0 1px, transparent 1px 28px);
  opacity: 0.18;
}

.hero-grid {
  position: relative;
  z-index: var(--z-base);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(440px, 0.9fr);
  gap: 58px;
  width: min(1180px, 100%);
  min-width: 0;
  margin: 0 auto;
}

.hero-copy,
.hero-visual {
  min-width: 0;
}

.hero-lede {
  max-width: 650px;
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(1.08rem, 2vw, 1.34rem);
  line-height: 1.55;
  overflow-wrap: break-word;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin: 34px 0 38px;
}

/* Button component */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 20px;
  border-radius: var(--radius-full);
  font-weight: 900;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 2px solid transparent;
}

.button:focus-visible {
  outline: 2px solid var(--color-primary-light);
  outline-offset: 2px;
}

.button.primary {
  color: #05233a;
  background-color: var(--color-primary-light);
}

.button.primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.button.secondary {
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.28);
  background-color: rgba(255, 255, 255, 0.08);
}

.button.secondary:hover {
  background-color: rgba(255, 255, 255, 0.12);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  max-width: 680px;
  margin: 0;
}

.hero-stats > div {
  padding: 18px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.08);
  contain: content;
}

.hero-stats dt {
  color: white;
  font-size: 2rem;
  font-weight: 900;
}

.hero-stats dd {
  margin: 2px 0 0;
  color: rgba(255, 255, 255, 0.72);
}

/* Hero Visual */
.hero-visual {
  position: relative;
  min-height: 560px;
  perspective: 1000px;
  contain: layout paint;
}

.dashboard-shell,
.floating-card,
.code-panel {
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: var(--shadow-xl);
  contain: layout paint;
}

.dashboard-shell {
  position: absolute;
  top: 58px;
  right: 0;
  width: min(520px, 100%);
  padding: 16px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.9);
  transform: rotateY(-13deg) rotateZ(2deg);
  contain: layout paint;
}

.dashboard-top {
  display: grid;
  grid-template-columns: 10px 10px 10px 1fr;
  gap: 8px;
  align-items: center;
  margin-bottom: 14px;
  color: var(--color-muted);
}

.dashboard-top span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #f06a6a;
}

.dashboard-top span:nth-child(2) {
  background: #f1c54e;
}

.dashboard-top span:nth-child(3) {
  background: var(--color-primary-light);
}

.dashboard-top b {
  justify-self: end;
  font-size: 0.8rem;
}

.metric-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.metric-row > div {
  padding: 14px;
  border-radius: var(--radius-sm);
  color: white;
  background: var(--color-primary-dark);
}

.metric-row span,
.floating-card span,
.code-panel span {
  display: block;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.metric-row strong {
  display: block;
  margin-top: 8px;
  color: var(--color-primary-light);
  font-size: 1.45rem;
}

.chart {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  align-items: end;
  gap: 12px;
  height: 190px;
  margin: 18px 0;
  padding: 16px;
  border-radius: var(--radius-sm);
  background:
    repeating-linear-gradient(to top, rgba(9,25,45,.12) 0 1px, transparent 1px 44px),
    #f5f8fc;
  contain: paint;
}

.chart i {
  height: var(--h);
  border-radius: 5px 5px 0 0;
  background: linear-gradient(180deg, var(--color-primary), var(--color-primary-light));
}

.pipeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.pipeline span {
  padding: 10px 8px;
  color: #05233a;
  border-radius: 7px;
  background: rgba(0, 194, 168, 0.16);
  text-align: center;
  font-size: 0.78rem;
  font-weight: 900;
}

.floating-card {
  position: absolute;
  top: 0;
  left: 18px;
  z-index: var(--z-dropdown);
  width: 240px;
  padding: 20px;
  border-radius: var(--radius-md);
  background: rgba(9, 25, 45, 0.82);
  backdrop-filter: blur(18px);
  contain: layout paint;
}

.floating-card strong {
  display: block;
  margin: 8px 0;
  color: white;
  font-size: 1.35rem;
}

.floating-card small {
  color: rgba(255, 255, 255, 0.72);
}

.code-panel {
  position: absolute;
  right: 70px;
  bottom: 34px;
  width: 330px;
  padding: 18px;
  border-radius: var(--radius-md);
  background: #061425;
  transform: rotateZ(-4deg);
  contain: layout paint;
}

.code-panel code {
  display: block;
  margin-top: 8px;
  color: #9ef4df;
  white-space: normal;
  font-family: 'Courier New', monospace;
}

/* ====================
   LOGOS STRIP
   ==================== */
.logos-strip {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm);
  padding: 22px 24px;
  color: white;
  background-color: #103f69;
}

.logos-strip span {
  padding: 8px 14px;
  border-radius: var(--radius-full);
  background-color: rgba(255, 255, 255, 0.12);
  font-weight: 900;
  contain: layout paint;
}

/* ====================
   SECTION LAYOUTS
   ==================== */
.section {
  padding: 94px 24px;
  contain: layout;
}

.section-intro {
  width: min(1060px, 100%);
  margin: 0 auto 42px;
}

.section-intro.compact {
  margin-bottom: 34px;
}

.section-intro h2 {
  margin-bottom: 18px;
}

.section-intro p:not(.eyebrow),
.final-cta p,
.trust-grid p,
.service-card p,
.data-groups p,
.case-content p,
.case-card p,
.timeline p {
  color: var(--color-text-secondary);
  font-size: 1.08rem;
  line-height: 1.65;
}

/* Light section */
.light {
  background-color: var(--color-background);
  color: var(--color-text);
}

/* ====================
   SERVICE GRID
   ==================== */
.service-grid,
.data-groups,
.pricing-grid,
.case-grid,
.trust-grid {
  display: grid;
  width: min(1180px, 100%);
  margin: 0 auto;
  gap: 18px;
}

/* ====================
   INTERACTIVE DASHBOARD DEMO
   ==================== */
.interactive-section {
  color: var(--color-ink);
  background: linear-gradient(180deg, #f7f9fc 0%, #eef4f8 100%);
}

.interactive-dashboard {
  display: grid;
  grid-template-columns: 230px 1fr;
  gap: 18px;
  width: min(var(--max-width), 100%);
  margin: 0 auto;
}

.dashboard-controls {
  display: grid;
  align-content: start;
  gap: 10px;
}

.data-tab {
  min-height: 54px;
  padding: 0 18px;
  color: var(--color-ink);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: white;
  text-align: left;
  font: inherit;
  font-weight: 900;
  cursor: pointer;
  transition: transform var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast);
}

.data-tab:hover,
.data-tab:focus-visible {
  border-color: var(--color-primary-light);
  transform: translateY(-1px);
}

.data-tab.is-active {
  color: white;
  border-color: var(--color-primary-dark);
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
}

.live-board {
  padding: 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-ink);
  background: white;
  box-shadow: var(--shadow-lg);
}

.live-board-header,
.live-chart-wrap {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
}

.live-board-header h3 {
  margin-bottom: 0;
  color: var(--color-ink);
  font-size: clamp(1.8rem, 3vw, 3rem);
}

.live-board-header label {
  display: grid;
  gap: 8px;
  min-width: 190px;
  color: var(--color-text-secondary);
  font-size: 0.84rem;
  font-weight: 900;
  text-transform: uppercase;
}

.live-board-header input {
  accent-color: var(--color-primary-light);
}

.live-kpis {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 22px 0;
}

.live-kpis article {
  padding: 18px;
  border-radius: var(--radius-sm);
  color: white;
  background: var(--color-primary-dark);
}

.live-kpis span {
  display: block;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.live-kpis strong {
  display: block;
  margin-top: 8px;
  color: var(--color-primary-light);
  font-size: clamp(1.7rem, 4vw, 3rem);
}

.live-chart-wrap {
  align-items: stretch;
}

.live-bars {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  align-items: end;
  gap: 14px;
  min-height: 270px;
  padding: 18px;
  border-radius: var(--radius-sm);
  background:
    repeating-linear-gradient(to top, rgba(9,25,45,.1) 0 1px, transparent 1px 54px),
    #f4f7fb;
}

.live-bar {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  height: 220px;
  min-height: 220px;
}

.live-bar i {
  display: block;
  width: 100%;
  flex: 0 0 auto;
  height: var(--bar-height);
  border-radius: 7px 7px 0 0;
  background: linear-gradient(180deg, var(--color-primary), var(--color-primary-light));
  transition: height 260ms ease;
}

.live-bar b,
.live-bar span {
  display: block;
  text-align: center;
}

.live-bar b {
  margin-top: 10px;
  color: var(--color-ink);
  font-size: 0.9rem;
}

.live-bar span {
  margin-top: 4px;
  color: var(--color-text-secondary);
  font-size: 0.8rem;
  font-weight: 800;
}

.live-side {
  display: grid;
  align-content: center;
  justify-items: center;
  min-width: 220px;
  padding: 20px;
  border-radius: var(--radius-sm);
  background: #eef4f8;
}

.donut {
  position: relative;
  display: grid;
  place-items: center;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: conic-gradient(var(--color-primary-light) var(--value), #d7e2eb 0);
}

.donut::before {
  content: "";
  position: absolute;
  width: 98px;
  height: 98px;
  border-radius: 50%;
  background: #eef4f8;
}

.donut span {
  position: relative;
  z-index: 1;
  color: var(--color-ink);
  font-size: 2rem;
  font-weight: 900;
}

.live-side p {
  margin: 14px 0 0;
  color: var(--color-text-secondary);
  text-align: center;
  font-weight: 800;
}

.insight-strip {
  margin-top: 16px;
  padding: 16px 18px;
  color: #07304b;
  border-left: 5px solid var(--color-primary-light);
  border-radius: var(--radius-sm);
  background: rgba(0, 194, 168, 0.12);
  font-weight: 800;
  line-height: 1.5;
}

/* ====================
   SERVICES
   ==================== */
.data-groups {
  grid-template-columns: repeat(3, 1fr);
  margin-bottom: 22px;
}

.data-groups article {
  padding: 26px;
  border-radius: var(--radius-sm);
  color: white;
  background: linear-gradient(135deg, var(--color-primary-dark), #0d3f62);
}

.data-groups span {
  display: inline-block;
  margin-bottom: 18px;
  color: var(--color-primary-light);
  font-weight: 900;
}

.data-groups h3 {
  color: white;
  font-size: 1.45rem;
}

.data-groups p {
  color: rgba(255, 255, 255, 0.72);
}

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

.service-card {
  padding: 28px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background-color: var(--color-surface);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-slow);
  contain: content;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.service-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-bottom: 24px;
  color: #05233a;
  border-radius: 50%;
  background-color: var(--color-primary-light);
  font-weight: 900;
  contain: layout paint;
}

/* ====================
   DARK SECTION
   ==================== */
.dark {
  position: relative;
  overflow: hidden;
}

.dark::before,
.process-section::before {
  content: "";
  position: absolute;
  width: 56vw;
  height: 56vw;
  min-width: 560px;
  min-height: 560px;
  border-radius: 50%;
  background: rgba(0, 194, 168, 0.08);
  transform: translate(-30%, -20%);
  contain: paint;
}

.dark .section-intro,
.dark .case-grid {
  position: relative;
  z-index: var(--z-base);
}

.dark .section-intro p:not(.eyebrow),
.timeline p,
.trust-grid p {
  color: rgba(255, 255, 255, 0.7);
}

/* ====================
   CASE STUDIES
   ==================== */
.case-grid {
  grid-template-columns: 1.2fr 0.8fr;
}

.case-feature,
.case-card {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.07);
  border-radius: var(--radius-sm);
  contain: layout paint;
}

.case-feature {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  min-height: 510px;
}

.case-content {
  padding: 34px;
}

.case-kicker {
  color: var(--color-primary-light);
  font-size: 0.8rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.case-content h3,
.case-card h3 {
  color: white;
  font-size: clamp(1.8rem, 3vw, 3rem);
}

.case-feature img,
.case-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: left top;
  contain: paint;
}

.impact-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.impact-row strong,
.impact-row b {
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.1);
}

.impact-row strong {
  color: var(--color-primary-light);
  font-size: 1.45rem;
}

.impact-row span {
  color: rgba(255,255,255,.55);
  font-size: 1.5rem;
  font-weight: 900;
}

.case-card {
  display: grid;
  grid-template-rows: 310px auto;
}

.case-card > div {
  padding: 28px;
}

/* ====================
   PRICING
   ==================== */
.pricing-section {
  background-color: var(--color-background);
}

.pricing-grid {
  grid-template-columns: repeat(3, 1fr);
  align-items: stretch;
}

.price-card {
  position: relative;
  padding: 34px;
  border-top: 6px solid var(--color-primary);
  border-radius: var(--radius-sm);
  background-color: #f3f6fa;
  transition: all var(--transition-base);
  contain: content;
}

.price-card:hover {
  box-shadow: var(--shadow-md);
}

.price-card.featured {
  color: white;
  border-color: var(--color-primary-light);
  background-color: var(--color-primary-dark);
  transform: translateY(-18px);
  box-shadow: var(--shadow-lg);
}

.price-card.premium {
  border-color: var(--color-accent);
}

.badge {
  position: absolute;
  top: -24px;
  left: 50%;
  transform: translateX(-50%);
  padding: 12px 18px;
  color: #05233a;
  border-radius: var(--radius-sm);
  background-color: var(--color-primary-light);
  font-weight: 900;
  white-space: nowrap;
  contain: layout paint;
}

.price-card p {
  margin-bottom: 28px;
  font-size: 0.95rem;
  font-weight: 900;
  text-transform: uppercase;
}

.price-card h3 {
  color: var(--color-primary);
  font-family: 'Source Serif 4', Georgia, serif;
  font-size: clamp(2.7rem, 5vw, 4.6rem);
}

.price-card.featured h3 {
  color: var(--color-primary-light);
}

.price-card.premium h3 {
  color: var(--color-accent);
}

.price-card span {
  display: block;
  margin-bottom: 26px;
  color: var(--color-muted);
  font-size: 1.1rem;
}

.price-card.featured span,
.price-card.featured li {
  color: rgba(255, 255, 255, 0.78);
}

.price-card ul {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 24px 0 0;
  border-top: 1px solid rgba(35, 106, 165, 0.35);
  list-style: none;
}

.price-card li {
  position: relative;
  padding-left: 28px;
  color: #273346;
  line-height: 1.45;
}

.price-card li::before {
  content: "";
  position: absolute;
  top: 8px;
  left: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--color-primary);
}

.price-card.featured li::before {
  background-color: var(--color-primary-light);
}

.price-card.premium li::before {
  background-color: var(--color-accent);
}

/* Extras */
.extras {
  width: min(1180px, 100%);
  margin: 56px auto 0;
  padding: 34px;
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-sm);
  background:
    linear-gradient(135deg, rgba(0, 194, 168, 0.18), rgba(35, 106, 165, 0.08) 34%, rgba(189, 154, 39, 0.12)),
    #071b2f;
  box-shadow: 0 28px 70px rgba(9, 25, 45, 0.18);
}

.extras-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 28px;
  margin-bottom: 24px;
}

.extras-copy {
  max-width: 720px;
}

.extras h3 {
  margin-bottom: 10px;
  color: white;
  font-size: clamp(1.9rem, 4vw, 3.4rem);
  line-height: 1;
}

.extras-copy p {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 1.05rem;
}

.extras-label {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 8px 14px;
  color: #05233a;
  border-radius: var(--radius-full);
  background: var(--color-primary-light);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}

.extras-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.extra-card {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.08);
  transition: border-color var(--transition-base),
              background var(--transition-base),
              transform var(--transition-base),
              box-shadow var(--transition-base);
}

.extra-card:hover,
.extra-card.is-open {
  border-color: rgba(0, 194, 168, 0.58);
  background: rgba(255, 255, 255, 0.12);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.18);
  transform: translateY(-2px);
}

.extra-card-toggle {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr) auto 34px;
  align-items: center;
  gap: 16px;
  width: 100%;
  min-height: 132px;
  padding: 22px;
  color: inherit;
  border: 0;
  background: transparent;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.extra-card-toggle:focus-visible {
  outline: 3px solid var(--color-primary-light);
  outline-offset: -3px;
}

.extra-card-number,
.extra-card-icon {
  display: grid;
  place-items: center;
  border-radius: 50%;
  font-weight: 900;
}

.extra-card-number {
  width: 48px;
  height: 48px;
  color: #05233a;
  background: linear-gradient(135deg, var(--color-primary-light), #f5d65f);
  font-size: 0.82rem;
}

.extra-card-content {
  display: grid;
  gap: 8px;
}

.extra-card-content strong {
  color: white;
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  line-height: 1.12;
}

.extra-card-content small {
  max-width: 46ch;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.94rem;
  line-height: 1.5;
}

.extra-card-price {
  color: var(--color-primary-light);
  font-size: 1.12rem;
  text-align: right;
  white-space: nowrap;
}

.extra-card-icon {
  width: 34px;
  height: 34px;
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.08);
  font-size: 1.2rem;
  transition: transform var(--transition-base),
              background var(--transition-base);
}

.extra-card.is-open .extra-card-icon {
  background: rgba(0, 194, 168, 0.18);
  transform: rotate(45deg);
}

.extra-card-details {
  padding: 0 22px 22px 86px;
}

.extra-card-details ul {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 18px 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  list-style: none;
}

.extra-card-details li {
  position: relative;
  padding-left: 20px;
  color: rgba(255, 255, 255, 0.74);
  line-height: 1.45;
}

.extra-card-details li::before {
  content: "";
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-primary-light);
}

/* ====================
   PROCESS TIMELINE
   ==================== */
.process-section {
  position: relative;
  overflow: hidden;
}

.process-section .section-intro,
.timeline {
  position: relative;
  z-index: var(--z-base);
}

.timeline {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  width: min(1060px, 100%);
  margin: 0 auto;
}

.timeline article {
  display: grid;
  grid-template-columns: 58px 1fr;
  align-items: start;
  column-gap: 20px;
  min-height: 218px;
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.07);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.12);
  contain: layout paint;
}

.timeline span {
  display: grid;
  place-items: center;
  grid-row: 1 / span 2;
  width: 54px;
  height: 54px;
  color: #05233a;
  border-radius: 50%;
  background-color: var(--color-primary-light);
  font-weight: 900;
  contain: layout paint;
}

.timeline h3 {
  grid-column: 2;
  color: var(--color-primary-light);
  font-family: 'Source Serif 4', Georgia, serif;
  font-size: clamp(1.35rem, 2.2vw, 1.85rem);
  line-height: 1.08;
}

.timeline p {
  grid-column: 2;
  margin-bottom: 0;
}

/* ====================
   TRUST SECTION
   ==================== */
.trust-section {
  background-color: #0d3f62;
}

.trust-grid {
  grid-template-columns: repeat(4, 1fr);
}

.trust-grid article {
  padding: 28px;
  border-top: 5px solid var(--color-primary-light);
  color: white;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
  contain: content;
}

.trust-grid article:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: translateY(-2px);
}

.trust-grid h3 {
  color: var(--color-primary-light);
}

/* ====================
   FINAL CTA
   ==================== */
.final-cta {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(460px, 1fr);
  gap: clamp(28px, 5vw, 74px);
  padding: 82px max(24px, calc((100vw - 1180px) / 2));
  color: white;
  background:
    linear-gradient(120deg, rgba(0, 194, 168, 0.18), transparent 42%),
    linear-gradient(135deg, #071827 0%, #102b57 52%, #0a746f 100%);
  contain: layout paint;
  overflow: hidden;
  position: relative;
}

.final-cta::before {
  content: "";
  position: absolute;
  inset: 18px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  pointer-events: none;
}

.final-cta-copy {
  position: relative;
  z-index: 1;
}

.final-cta p {
  max-width: 700px;
  color: rgba(255, 255, 255, 0.74);
  font-size: 1.25rem;
}

.final-cta .eyebrow {
  color: var(--color-primary-light);
}

.final-cta h2 {
  max-width: 720px;
  color: white;
}

.contact-links {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  position: relative;
  z-index: 1;
}

.contact-link {
  --card-accent: #00c2a8;
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  align-items: center;
  gap: 16px;
  min-height: 106px;
  padding: 18px 20px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  color: white;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.13), rgba(255, 255, 255, 0.06)),
    rgba(255, 255, 255, 0.05);
  box-shadow: 0 22px 70px rgba(0, 0, 0, 0.18);
  isolation: isolate;
  overflow: hidden;
  position: relative;
  text-decoration: none;
  transform: translateY(0);
  transition: transform var(--transition-medium), border-color var(--transition-fast), background-color var(--transition-fast), box-shadow var(--transition-fast);
  animation: contact-card-in 620ms ease both;
}

.contact-link:nth-child(2) {
  --card-accent: #78d6ff;
  animation-delay: 90ms;
}

.contact-link:nth-child(3) {
  --card-accent: #ffd166;
  animation-delay: 180ms;
}

.contact-link::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.14), transparent);
  opacity: 0;
  transform: translateX(-55%);
  transition: opacity var(--transition-fast), transform 700ms ease;
}

.contact-icon {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 8px;
  color: #06182a;
  background-color: var(--card-accent);
  font-weight: 900;
  letter-spacing: 0;
}

.contact-link strong,
.contact-link small {
  display: block;
}

.contact-link strong {
  margin-bottom: 6px;
  font-size: 1.03rem;
  line-height: 1.2;
}

.contact-link small {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.9rem;
  line-height: 1.45;
}

.contact-link:hover,
.contact-link:focus-visible {
  border-color: color-mix(in srgb, var(--card-accent) 70%, white);
  background-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.26);
  transform: translateY(-5px);
}

.contact-link:hover::after,
.contact-link:focus-visible::after {
  opacity: 1;
  transform: translateX(55%);
}

.dark-button {
  color: white;
  background-color: var(--color-ink);
  white-space: nowrap;
}

.dark-button:hover {
  background-color: var(--color-primary-dark);
}

@keyframes contact-card-in {
  from {
    opacity: 0;
    transform: translateY(18px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ====================
   FOOTER
   ==================== */
footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 28px max(24px, calc((100vw - 1180px) / 2));
  color: rgba(255, 255, 255, 0.72);
  background-color: #071827;
  contain: layout paint;
}

.footer-content {
  flex: 1;
}

.footer-content p {
  margin: 0.5em 0;
  font-size: 0.95rem;
}

.footer-link {
  color: white;
  font-weight: 800;
  transition: color var(--transition-fast);
}

.footer-link:hover,
.footer-link:focus-visible {
  color: var(--color-primary-light);
}

footer a {
  color: white;
  font-weight: 800;
  transition: color var(--transition-fast);
}

footer a:hover,
footer a:focus-visible {
  color: var(--color-primary-light);
}

/* ====================
   RESPONSIVE DESIGN
   ==================== */

@media (max-width: 960px) {
  .site-header {
    top: 10px;
    width: calc(100% - 20px);
  }

  .nav-links {
    display: none;
  }

  .hero {
    padding-top: 112px;
  }

  .hero-grid,
  .case-feature,
  .case-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    min-height: 500px;
  }

  .dashboard-shell {
    right: 5%;
    width: 90%;
  }

  .service-grid,
  .data-groups,
  .pricing-grid,
  .trust-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .interactive-dashboard,
  .live-board-header,
  .live-chart-wrap {
    grid-template-columns: 1fr;
  }

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

  .timeline {
    grid-template-columns: 1fr;
    max-width: 720px;
  }

  .price-card.featured {
    transform: none;
  }

  .case-feature img {
    max-height: 380px;
  }

  .final-cta {
    grid-template-columns: 1fr;
  }

  .extras-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .extras-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .site-header {
    left: 10px;
    right: 10px;
    width: auto;
    transform: none;
  }

  .header-cta {
    display: none;
  }

  .brand span:last-child {
    display: none;
  }

  .hero {
    min-height: auto;
    padding-inline: 16px;
  }

  h1 {
    max-width: min(330px, 100%);
    font-size: clamp(2rem, 9.4vw, 2.28rem);
    overflow-wrap: anywhere;
  }

  .hero-lede {
    max-width: min(330px, 100%);
    font-size: 1rem;
  }

  h2,
  .final-cta h2 {
    font-size: clamp(2.1rem, 11vw, 3.5rem);
  }

  .hero-stats,
  .service-grid,
  .data-groups,
  .pricing-grid,
  .trust-grid,
  .metric-row,
  .pipeline,
  .live-kpis,
  .dashboard-controls,
  .timeline {
    grid-template-columns: 1fr;
  }

  .live-board {
    padding: 18px;
  }

  .live-bars {
    gap: 8px;
    min-height: 220px;
    padding: 12px;
  }

  .live-bar {
    height: 170px;
    min-height: 170px;
  }

  .live-side {
    min-width: 0;
  }

  .hero-visual {
    min-height: 560px;
    overflow: hidden;
  }

  .dashboard-shell {
    top: 86px;
    right: 0;
    width: 100%;
    transform: none;
  }

  .floating-card {
    left: 0;
    width: 220px;
  }

  .code-panel {
    right: 0;
    bottom: 0;
    width: 92%;
  }

  .section {
    padding: 70px 16px;
  }

  .case-content,
  .case-card > div,
  .service-card,
  .price-card,
  .trust-grid article {
    padding: 22px;
  }

  .case-card {
    grid-template-rows: 220px auto;
  }

  .extras {
    padding: 22px;
  }

  .extra-card-toggle {
    grid-template-columns: 42px minmax(0, 1fr) 32px;
    min-height: auto;
    padding: 18px;
  }

  .extra-card-number {
    width: 42px;
    height: 42px;
  }

  .extra-card-price {
    grid-column: 2;
    text-align: left;
  }

  .extra-card-icon {
    grid-column: 3;
    grid-row: 1 / span 2;
  }

  .extra-card-details {
    padding: 0 18px 18px;
  }

  .timeline article {
    grid-template-columns: 1fr;
    min-height: auto;
    padding: 24px;
  }

  .timeline span {
    grid-row: auto;
    margin-bottom: 16px;
  }

  .timeline h3,
  .timeline p {
    grid-column: auto;
  }

  .final-cta {
    padding: 60px 16px;
  }

  .final-cta::before {
    inset: 10px;
  }

  .contact-link {
    grid-template-columns: 48px minmax(0, 1fr);
    min-height: 96px;
    padding: 16px;
  }

  .contact-icon {
    width: 48px;
    height: 48px;
  }

  footer {
    align-items: flex-start;
    flex-direction: column;
    padding-inline: 16px;
  }
}

/* ====================
   ACCESSIBILITY
   ==================== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* High contrast mode support */
@media (prefers-contrast: more) {
  :root {
    --shadow-lg: 0 24px 80px rgba(0, 0, 0, 0.4);
  }
  
  .button,
  .nav-links a {
    border: 1px solid currentColor;
  }
}

/* Print styles */
@media print {
  .site-header,
  .hero-bg,
  footer,
  .button {
    display: none;
  }
  
  body {
    background: white;
    color: black;
  }
  
  a {
    text-decoration: underline;
  }
}