/* ═══════════════════════════════════════════════════════════════
   Horizon Systems – Premium One-Page B2B Website
   Design System & Styles
   ═══════════════════════════════════════════════════════════════ */

/* ─── TOKENS ─── */
:root {
  /* Colors */
  --c-white: #FFFFFF;
  --c-off-white: #F7F9FB;
  --c-light-gray: #F0F3F7;
  --c-mid-gray: #94A3B8;
  --c-text: #1E293B;
  --c-text-muted: #64748B;
  --c-navy: #0B1A2E;
  --c-navy-light: #0F2340;
  --c-anthracite: #131F33;
  --c-cyan: #3BB5E6;
  --c-cyan-light: #7DD3F5;
  --c-cyan-dim: rgba(59, 181, 230, 0.12);
  --c-cyan-glow: rgba(59, 181, 230, 0.25);
  --c-border: #E2E8F0;
  --c-border-dark: rgba(255, 255, 255, 0.08);

  /* Typography */
  --f-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --f-xs: 0.75rem;
  /* 12 */
  --f-sm: 0.875rem;
  /* 14 */
  --f-base: 1rem;
  /* 16 */
  --f-md: 1.125rem;
  /* 18 */
  --f-lg: 1.25rem;
  /* 20 */
  --f-xl: 1.5rem;
  /* 24 */
  --f-2xl: 2rem;
  /* 32 */
  --f-3xl: 2.5rem;
  /* 40 */
  --f-4xl: 3.25rem;
  /* 52 */
  --f-5xl: 4rem;
  /* 64 */

  /* Spacing */
  --s-xs: 0.25rem;
  --s-sm: 0.5rem;
  --s-md: 1rem;
  --s-lg: 1.5rem;
  --s-xl: 2rem;
  --s-2xl: 3rem;
  --s-3xl: 4rem;
  --s-4xl: 6rem;
  --s-5xl: 8rem;

  /* Misc */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
  --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.06), 0 0 0 1px rgba(0, 0, 0, 0.03);
  --shadow-card-hover: 0 8px 32px rgba(0, 0, 0, 0.10), 0 0 0 1px rgba(59, 181, 230, 0.15);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}


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

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

body {
  font-family: var(--f-family);
  font-size: var(--f-base);
  line-height: 1.6;
  color: var(--c-text);
  background: var(--c-white);
  overflow-x: hidden;
}

/* When gate is active, hide everything else */
body.locked {
  overflow: hidden;
}

body.locked .header,
body.locked .mobile-menu,
body.locked .hero,
body.locked .trust-strip,
body.locked .section,
body.locked .cta-section,
body.locked .footer {
  display: none;
}

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

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

button {
  font: inherit;
  cursor: pointer;
  border: none;
  background: none;
}


/* ─── PASSWORD GATE ─── */
.pw-gate {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--c-navy);
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.pw-gate.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.pw-gate__inner {
  text-align: center;
  max-width: 380px;
  padding: var(--s-xl);
}

.pw-gate__logo {
  height: 40px;
  width: auto;
  margin-bottom: var(--s-lg);
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.pw-gate__title {
  font-size: var(--f-xl);
  font-weight: 400;
  color: var(--c-white);
  margin-bottom: var(--s-xs);
  letter-spacing: -0.01em;
}

.pw-gate__title strong {
  font-weight: 700;
}

.pw-gate__subtitle {
  font-size: var(--f-sm);
  color: var(--c-mid-gray);
  margin-bottom: var(--s-xl);
}

.pw-gate__form {
  display: flex;
  flex-direction: column;
  gap: var(--s-sm);
}

.pw-gate__input {
  width: 100%;
  padding: 0.75em 1em;
  font-family: var(--f-family);
  font-size: var(--f-base);
  color: var(--c-white);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  outline: none;
  transition: var(--transition);
}

.pw-gate__input:focus {
  border-color: var(--c-cyan);
  box-shadow: 0 0 0 3px var(--c-cyan-dim);
}

.pw-gate__input::placeholder {
  color: var(--c-mid-gray);
}

.pw-gate__btn {
  width: 100%;
  justify-content: center;
  font-size: var(--f-base);
  padding: 0.75em 1.6em;
}

.pw-gate__error {
  margin-top: var(--s-sm);
  font-size: var(--f-sm);
  color: #F87171;
  min-height: 1.4em;
}


/* ─── LAYOUT ─── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--s-xl);
}

.container--narrow {
  max-width: 860px;
}

.section {
  padding: var(--s-5xl) 0;
  position: relative;
}

.section--light {
  background: var(--c-off-white);
}

.section--white {
  background: var(--c-white);
}

.section--dark {
  background: var(--c-navy);
  color: var(--c-white);
}

.section__header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto var(--s-3xl);
}

.section__tag {
  display: inline-block;
  font-size: var(--f-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--c-cyan);
  background: var(--c-cyan-dim);
  padding: 0.35em 1em;
  border-radius: 100px;
  margin-bottom: var(--s-lg);
}

.section__tag--light {
  color: var(--c-cyan-light);
  background: rgba(59, 181, 230, 0.1);
}

.section__title {
  font-size: var(--f-3xl);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: var(--s-md);
}

.section__title--light {
  color: var(--c-white);
}

.section__subtitle {
  font-size: var(--f-md);
  color: var(--c-text-muted);
  max-width: 620px;
  margin: 0 auto;
}

.section__subtitle--light {
  color: var(--c-mid-gray);
}


/* ═══════════════════════════════════════
   HEADER
   ═══════════════════════════════════════ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--s-md) 0;
  transition: var(--transition);
  background: rgba(11, 26, 46, 0.65);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
}

.header.scrolled {
  padding: var(--s-sm) 0;
  background: rgba(11, 26, 46, 0.92);
  border-bottom-color: var(--c-border-dark);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-xl);
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--s-sm);
  color: var(--c-white);
  flex-shrink: 0;
}

.header__logo-img {
  height: 24px;
  width: auto;
  display: block;
}

.header__logo-text {
  font-size: var(--f-md);
  font-weight: 400;
  letter-spacing: -0.01em;
  color: var(--c-white);
}

.header__logo-text strong {
  font-weight: 700;
}

/* Nav */
.nav {
  flex: 1;
  display: flex;
  justify-content: center;
}

.nav__list {
  display: flex;
  gap: var(--s-xs);
}

.nav__link {
  display: block;
  padding: 0.5em 0.85em;
  font-size: var(--f-sm);
  font-weight: 500;
  color: rgba(255, 255, 255, 0.75);
  border-radius: var(--radius-sm);
  transition: var(--transition);
  white-space: nowrap;
}

.nav__link:hover,
.nav__link.active {
  color: var(--c-white);
  background: rgba(255, 255, 255, 0.08);
}

/* Dropdown */
.nav__item--has-sub {
  position: relative;
}

.nav__dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: var(--c-anthracite);
  border: 1px solid var(--c-border-dark);
  border-radius: var(--radius-md);
  padding: var(--s-sm);
  min-width: 220px;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.3);
}

.nav__item--has-sub:hover .nav__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.nav__sub-link {
  display: block;
  padding: 0.55em 0.85em;
  font-size: var(--f-sm);
  color: rgba(255, 255, 255, 0.7);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.nav__sub-link:hover {
  color: var(--c-white);
  background: rgba(59, 181, 230, 0.12);
}

/* Header CTA */
.header__cta {
  flex-shrink: 0;
  font-size: var(--f-sm);
  padding: 0.55em 1.3em;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  z-index: 1001;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--c-white);
  border-radius: 2px;
  transition: var(--transition);
}

@media (max-width: 1024px) {

  .nav,
  .header__cta {
    display: none;
  }

  .hamburger {
    display: flex;
  }
}


/* ═══════════════════════════════════════
   MOBILE MENU
   ═══════════════════════════════════════ */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 2000;
  pointer-events: none;
}

.mobile-menu.open {
  pointer-events: all;
}

.mobile-menu__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  opacity: 0;
  transition: var(--transition);
}

.mobile-menu.open .mobile-menu__overlay {
  opacity: 1;
}

.mobile-menu__panel {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(340px, 85vw);
  background: var(--c-navy);
  padding: var(--s-xl);
  transform: translateX(100%);
  transition: var(--transition-slow);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.mobile-menu.open .mobile-menu__panel {
  transform: translateX(0);
}

.mobile-menu__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--s-2xl);
}

.mobile-menu__close {
  font-size: 2rem;
  color: var(--c-white);
  line-height: 1;
}

.mobile-menu__logo {
  height: 24px;
  width: auto;
  display: block;
}

.mobile-menu__nav {
  flex: 1;
}

.mobile-menu__group {
  margin-bottom: var(--s-xs);
}

.mobile-menu__parent {
  display: flex;
  justify-content: space-between;
  width: 100%;
  padding: 0.75em 0;
  font-size: var(--f-md);
  font-weight: 500;
  color: var(--c-white);
  border-bottom: 1px solid var(--c-border-dark);
}

.mobile-menu__arrow {
  transition: var(--transition);
  font-size: 1.2em;
}

.mobile-menu__parent.expanded .mobile-menu__arrow {
  transform: rotate(90deg);
}

.mobile-menu__sub {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.mobile-menu__sub.open {
  max-height: 300px;
}

.mobile-menu__link {
  display: block;
  padding: 0.65em 0;
  padding-left: var(--s-md);
  font-size: var(--f-base);
  color: rgba(255, 255, 255, 0.7);
  border-bottom: 1px solid var(--c-border-dark);
  transition: var(--transition);
}

.mobile-menu__link:hover {
  color: var(--c-white);
}

.mobile-menu__cta {
  margin-top: var(--s-xl);
  text-align: center;
  width: 100%;
  justify-content: center;
}


/* ═══════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-weight: 600;
  font-size: var(--f-sm);
  padding: 0.7em 1.6em;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  white-space: nowrap;
}

.btn--primary {
  background: var(--c-cyan);
  color: var(--c-navy);
}

.btn--primary:hover {
  background: var(--c-cyan-light);
  box-shadow: 0 4px 20px var(--c-cyan-glow);
}

.btn--outline {
  border: 1.5px solid var(--c-border);
  color: var(--c-text);
  background: transparent;
}

.btn--outline:hover {
  border-color: var(--c-cyan);
  color: var(--c-cyan);
}

.btn--outline-light {
  border: 1.5px solid rgba(255, 255, 255, 0.25);
  color: var(--c-white);
  background: transparent;
}

.btn--outline-light:hover {
  border-color: var(--c-cyan);
  color: var(--c-cyan);
}

.btn--lg {
  font-size: var(--f-base);
  padding: 0.85em 2em;
  border-radius: var(--radius-md);
}


/* ═══════════════════════════════════════
   TAG BADGE
   ═══════════════════════════════════════ */
.tag {
  display: inline-block;
  font-size: var(--f-xs);
  font-weight: 500;
  padding: 0.35em 0.9em;
  border-radius: 100px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: rgba(255, 255, 255, 0.65);
  transition: var(--transition);
}

.tag:hover {
  border-color: var(--c-cyan);
  color: var(--c-cyan-light);
}

.tag--small {
  font-size: 0.7rem;
  padding: 0.25em 0.7em;
  border-color: var(--c-border);
  color: var(--c-text-muted);
}


/* ═══════════════════════════════════════
   HERO
   ═══════════════════════════════════════ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: #050D1A;
  color: var(--c-white);
  padding-top: 100px;
  padding-bottom: var(--s-4xl);
  overflow: hidden;
}

/* Subtle grid background */
.hero__bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero__grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(59, 181, 230, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59, 181, 230, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 20%, transparent 70%);
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-3xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

/* Hero content */
.hero__headline {
  font-size: var(--f-4xl);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: var(--s-lg);
}

.hero__headline-accent {
  display: inline;
  color: var(--c-cyan);
}

.hero__sub {
  font-size: var(--f-lg);
  color: var(--c-mid-gray);
  line-height: 1.6;
  margin-bottom: var(--s-lg);
  max-width: 520px;
}

.hero__trust {
  font-size: var(--f-sm);
  font-weight: 600;
  color: var(--c-cyan);
  letter-spacing: 0.04em;
  margin-bottom: var(--s-xl);
}

.hero__actions {
  display: flex;
  gap: var(--s-md);
  margin-bottom: var(--s-xl);
  flex-wrap: wrap;
}

.hero__tags {
  display: flex;
  gap: var(--s-sm);
  flex-wrap: wrap;
}

/* Hero visual panels */
.hero__visual {
  position: relative;
  height: 500px;
}

.hero__panel {
  position: absolute;
  transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero__panel--1 {
  top: 0;
  left: 0;
  width: 260px;
  z-index: 1;
}

.hero__panel--2 {
  top: 120px;
  left: 100px;
  width: 300px;
  z-index: 3;
}

.hero__panel--3 {
  top: 280px;
  left: 30px;
  width: 260px;
  z-index: 2;
}

/* Panel cards */
.panel-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: var(--s-lg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: var(--transition);
}

.panel-card--accent {
  border-color: rgba(59, 181, 230, 0.2);
  background: rgba(59, 181, 230, 0.06);
}

.panel-card:hover {
  border-color: rgba(59, 181, 230, 0.3);
}

.panel-card__header {
  display: flex;
  align-items: center;
  gap: var(--s-sm);
  margin-bottom: var(--s-md);
}

.panel-card__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.panel-card__dot--green {
  background: #4ADE80;
}

.panel-card__dot--cyan {
  background: var(--c-cyan);
  box-shadow: 0 0 8px var(--c-cyan-glow);
}

.panel-card__label {
  font-size: var(--f-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--c-mid-gray);
}

/* panel-card__body intentionally left without specific styles for now */
.panel-card__row {
  display: flex;
  justify-content: space-between;
  padding: 0.4em 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  font-size: var(--f-sm);
}

.panel-card__row:last-child {
  border-bottom: none;
}

.panel-card__key {
  color: var(--c-mid-gray);
}

.panel-card__val {
  color: var(--c-white);
  font-weight: 500;
}

/* Flow viz */
.panel-card__flow {
  display: flex;
  align-items: center;
  gap: var(--s-sm);
  margin-bottom: var(--s-md);
}

.flow-node {
  font-size: var(--f-xs);
  font-weight: 600;
  padding: 0.4em 0.8em;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--c-mid-gray);
}

.flow-node--active {
  background: var(--c-cyan-dim);
  border-color: var(--c-cyan);
  color: var(--c-cyan);
}

.flow-arrow {
  font-size: var(--f-sm);
  color: var(--c-mid-gray);
}

.panel-card__status {
  display: flex;
  align-items: center;
  gap: var(--s-sm);
  font-size: var(--f-xs);
  color: var(--c-mid-gray);
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.status-dot--live {
  background: #4ADE80;
  box-shadow: 0 0 6px rgba(74, 222, 128, 0.5);
  animation: pulse 2s infinite;
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.5;
  }
}

/* Connectors */
.hero__connector {
  position: absolute;
  width: 2px;
  background: linear-gradient(to bottom, rgba(59, 181, 230, 0.3), rgba(59, 181, 230, 0.05));
  z-index: 0;
}

.hero__connector--1 {
  top: 80px;
  left: 130px;
  height: 60px;
}

.hero__connector--2 {
  top: 260px;
  left: 160px;
  height: 40px;
}


/* ═══════════════════════════════════════
   2 · TRUST STRIP
   ═══════════════════════════════════════ */
.trust-strip {
  background: var(--c-white);
  padding: var(--s-3xl) 0;
  border-bottom: 1px solid var(--c-border);
}

.trust-strip__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--s-xl);
}

.trust-strip__item {
  display: flex;
  gap: var(--s-md);
  align-items: flex-start;
}

.trust-strip__icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--c-cyan-dim);
  color: var(--c-cyan);
}

.trust-strip__item strong {
  display: block;
  font-size: var(--f-sm);
  font-weight: 600;
  margin-bottom: 0.15em;
  color: var(--c-text);
}

.trust-strip__item p {
  font-size: var(--f-xs);
  color: var(--c-text-muted);
  line-height: 1.5;
}


/* ═══════════════════════════════════════
   3 · PROBLEM
   ═══════════════════════════════════════ */
.problem__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-lg);
}

.problem-card {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: var(--s-xl);
  transition: var(--transition);
}

.problem-card:hover {
  border-color: rgba(59, 181, 230, 0.25);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}

.problem-card__icon {
  font-size: 1.5rem;
  display: block;
  margin-bottom: var(--s-md);
}

.problem-card__title {
  font-size: var(--f-base);
  font-weight: 600;
  margin-bottom: var(--s-sm);
  line-height: 1.3;
}

.problem-card__text {
  font-size: var(--f-sm);
  color: var(--c-text-muted);
  line-height: 1.6;
}


/* ═══════════════════════════════════════
   4 · PILLARS
   ═══════════════════════════════════════ */
.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-lg);
}

.pillar {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-xl);
  padding: var(--s-2xl);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.pillar::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--c-cyan), transparent);
  opacity: 0;
  transition: var(--transition);
}

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

.pillar:hover {
  border-color: rgba(59, 181, 230, 0.2);
  background: rgba(255, 255, 255, 0.05);
  transform: translateY(-4px);
}

.pillar--accent {
  border-color: rgba(59, 181, 230, 0.2);
  background: rgba(59, 181, 230, 0.05);
}

.pillar--accent::before {
  opacity: 1;
}

.pillar__number {
  font-size: var(--f-3xl);
  font-weight: 800;
  color: rgba(59, 181, 230, 0.15);
  letter-spacing: -0.04em;
  margin-bottom: var(--s-md);
}

.pillar__icon-wrap {
  color: var(--c-cyan);
  margin-bottom: var(--s-lg);
}

.pillar__title {
  font-size: var(--f-xl);
  font-weight: 700;
  margin-bottom: var(--s-md);
  letter-spacing: -0.01em;
}

.pillar__desc {
  font-size: var(--f-sm);
  color: var(--c-mid-gray);
  line-height: 1.6;
  margin-bottom: var(--s-lg);
}

.pillar__list {
  display: flex;
  flex-direction: column;
  gap: var(--s-sm);
}

.pillar__list li {
  font-size: var(--f-sm);
  color: rgba(255, 255, 255, 0.6);
  padding-left: var(--s-lg);
  position: relative;
}

.pillar__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-cyan);
  opacity: 0.6;
}


/* ═══════════════════════════════════════
   5 · SOLUTIONS
   ═══════════════════════════════════════ */
.solutions__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-lg);
}

.solution-card {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: var(--s-xl);
  transition: var(--transition);
}

.solution-card:hover {
  border-color: rgba(59, 181, 230, 0.25);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}

.solution-card__icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--c-cyan-dim);
  color: var(--c-cyan);
  margin-bottom: var(--s-lg);
}

.solution-card__title {
  font-size: var(--f-base);
  font-weight: 600;
  margin-bottom: var(--s-sm);
}

.solution-card__problem {
  font-size: var(--f-sm);
  color: var(--c-text-muted);
  margin-bottom: var(--s-sm);
  padding-bottom: var(--s-sm);
  border-bottom: 1px solid var(--c-border);
}

.solution-card__result {
  font-size: var(--f-sm);
  color: var(--c-text);
  line-height: 1.6;
}


/* ═══════════════════════════════════════
   6 · PROCESS
   ═══════════════════════════════════════ */
.process {
  max-width: 700px;
  margin: 0 auto;
  position: relative;
}

.process__track {
  position: absolute;
  left: 20px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 2px;
}

.process__progress {
  width: 100%;
  background: var(--c-cyan);
  border-radius: 2px;
  height: 0%;
  transition: height 0.4s ease;
  box-shadow: 0 0 8px var(--c-cyan-glow);
}

.process__steps {
  display: flex;
  flex-direction: column;
  gap: var(--s-xl);
}

.process__step {
  display: flex;
  gap: var(--s-xl);
  padding-left: 0;
  opacity: 0.4;
  transition: var(--transition-slow);
}

.process__step--active {
  opacity: 1;
}

.process__step-indicator {
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  border: 2px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  position: relative;
  z-index: 1;
}

.process__step--active .process__step-indicator {
  background: var(--c-cyan);
  border-color: var(--c-cyan);
  box-shadow: 0 0 20px var(--c-cyan-glow);
}

.process__step-num {
  font-size: var(--f-xs);
  font-weight: 700;
  color: rgba(255, 255, 255, 0.5);
}

.process__step--active .process__step-num {
  color: var(--c-navy);
}

.process__step-content h3 {
  font-size: var(--f-lg);
  font-weight: 700;
  margin-bottom: var(--s-xs);
  letter-spacing: -0.01em;
}

.process__step-content p {
  font-size: var(--f-sm);
  color: var(--c-mid-gray);
  line-height: 1.6;
}

.process__step--active .process__step-content p {
  color: rgba(255, 255, 255, 0.7);
}


/* ═══════════════════════════════════════
   7 · REFERENZEN
   ═══════════════════════════════════════ */
.ref-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--s-lg);
  margin-bottom: var(--s-3xl);
}

.ref-card {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: var(--s-xl);
  transition: var(--transition);
}

.ref-card:hover {
  border-color: rgba(59, 181, 230, 0.2);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}

.ref-card__cat {
  display: inline-block;
  font-size: var(--f-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--c-cyan);
  margin-bottom: var(--s-sm);
}

.ref-card__title {
  font-size: var(--f-md);
  font-weight: 600;
  margin-bottom: var(--s-sm);
}

.ref-card__text {
  font-size: var(--f-sm);
  color: var(--c-text-muted);
  line-height: 1.6;
  margin-bottom: var(--s-md);
}

.ref-card__tags {
  display: flex;
  gap: var(--s-xs);
  flex-wrap: wrap;
}

/* Expertise block */
.expertise-block {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.expertise-block__inner {
  padding: var(--s-2xl);
}

.expertise-block__inner h3 {
  font-size: var(--f-xl);
  font-weight: 700;
  margin-bottom: var(--s-xl);
  letter-spacing: -0.01em;
}

.expertise-block__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--s-lg);
}

.expertise-item strong {
  display: block;
  font-size: var(--f-sm);
  font-weight: 600;
  margin-bottom: 0.2em;
}

.expertise-item p {
  font-size: var(--f-sm);
  color: var(--c-text-muted);
}


/* ═══════════════════════════════════════
   8 · ABOUT
   ═══════════════════════════════════════ */
.about {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--s-3xl);
  align-items: center;
}

.about__text {
  font-size: var(--f-md);
  color: var(--c-text-muted);
  line-height: 1.7;
  margin-bottom: var(--s-md);
}

.about__values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-lg);
  margin-top: var(--s-xl);
  padding-top: var(--s-xl);
  border-top: 1px solid var(--c-border);
}

.about__value strong {
  display: block;
  font-size: var(--f-sm);
  font-weight: 600;
  margin-bottom: 0.2em;
}

.about__value p {
  font-size: var(--f-xs);
  color: var(--c-text-muted);
}

/* About visual */
.about__visual-card {
  background: var(--c-off-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-xl);
  padding: var(--s-2xl);
  aspect-ratio: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: var(--s-xl);
}

.about__visual-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-md);
  width: 100%;
  max-width: 200px;
}

.about__visual-cell {
  aspect-ratio: 1;
  border-radius: var(--radius-md);
  background: var(--c-border);
  transition: var(--transition);
}

.about__visual-cell--accent {
  background: var(--c-cyan);
  opacity: 0.7;
}

.about__visual-label {
  display: flex;
  gap: var(--s-sm);
  font-size: var(--f-xs);
  font-weight: 500;
  color: var(--c-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}


/* ═══════════════════════════════════════
   9 · TECHNOLOGY
   ═══════════════════════════════════════ */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--s-lg);
}

.tech-category {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: var(--s-xl);
  transition: var(--transition);
}

.tech-category:hover {
  border-color: rgba(59, 181, 230, 0.2);
  background: rgba(255, 255, 255, 0.05);
}

.tech-category__title {
  font-size: var(--f-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--c-cyan);
  margin-bottom: var(--s-lg);
  padding-bottom: var(--s-sm);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.tech-category__items {
  display: flex;
  flex-direction: column;
  gap: var(--s-sm);
}

.tech-item {
  padding: 0.5em 0;
  font-size: var(--f-sm);
  color: rgba(255, 255, 255, 0.7);
}


/* ═══════════════════════════════════════
   10 · DIFFERENTIATION
   ═══════════════════════════════════════ */
.diff-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--s-lg);
}

.diff-card {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: var(--s-xl);
  transition: var(--transition);
}

.diff-card:hover {
  border-color: rgba(59, 181, 230, 0.2);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}

.diff-card__contrast {
  display: flex;
  flex-direction: column;
  gap: var(--s-xs);
  margin-bottom: var(--s-md);
  padding-bottom: var(--s-md);
  border-bottom: 1px solid var(--c-border);
}

.diff-card__not {
  font-size: var(--f-sm);
  color: var(--c-text-muted);
  text-decoration: line-through;
  text-decoration-color: rgba(0, 0, 0, 0.2);
}

.diff-card__but {
  font-size: var(--f-base);
  font-weight: 600;
  color: var(--c-cyan);
}

.diff-card__text {
  font-size: var(--f-sm);
  color: var(--c-text-muted);
  line-height: 1.6;
}


/* ═══════════════════════════════════════
   11 · FAQ
   ═══════════════════════════════════════ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--s-sm);
}

.faq-item {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item.open {
  border-color: rgba(59, 181, 230, 0.2);
}

.faq-item__question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: var(--s-lg) var(--s-xl);
  font-size: var(--f-base);
  font-weight: 600;
  color: var(--c-text);
  text-align: left;
  transition: var(--transition);
  gap: var(--s-md);
}

.faq-item__question:hover {
  color: var(--c-cyan);
}

.faq-item__icon {
  flex-shrink: 0;
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--c-text-muted);
  transition: var(--transition);
  line-height: 1;
}

.faq-item.open .faq-item__icon {
  transform: rotate(45deg);
  color: var(--c-cyan);
}

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item__answer p {
  padding: 0 var(--s-xl) var(--s-lg);
  font-size: var(--f-sm);
  color: var(--c-text-muted);
  line-height: 1.7;
}


/* ═══════════════════════════════════════
   12 · CTA
   ═══════════════════════════════════════ */
.cta-section {
  padding: var(--s-5xl) 0;
}

.cta-block {
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.cta-block__title {
  font-size: var(--f-2xl);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: var(--s-lg);
}

.cta-block__text {
  font-size: var(--f-md);
  color: var(--c-mid-gray);
  margin-bottom: var(--s-2xl);
  line-height: 1.6;
}

.cta-block__actions {
  display: flex;
  gap: var(--s-md);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--s-lg);
}

.cta-block__note {
  font-size: var(--f-xs);
  color: var(--c-mid-gray);
}


/* ═══════════════════════════════════════
   13 · FOOTER
   ═══════════════════════════════════════ */
.footer {
  background: var(--c-anthracite);
  color: rgba(255, 255, 255, 0.6);
  padding: var(--s-3xl) 0 var(--s-xl);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: var(--s-2xl);
  margin-bottom: var(--s-2xl);
  padding-bottom: var(--s-xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.footer__tagline {
  font-size: var(--f-sm);
  margin-top: var(--s-sm);
  line-height: 1.6;
}

.footer__nav h4 {
  font-size: var(--f-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--c-white);
  margin-bottom: var(--s-md);
}

.footer__nav a {
  display: block;
  font-size: var(--f-sm);
  padding: 0.3em 0;
  transition: var(--transition);
}

.footer__nav a:hover {
  color: var(--c-cyan);
}

.footer__bottom {
  text-align: center;
  font-size: var(--f-xs);
}


/* ═══════════════════════════════════════
   ANIMATIONS
   ═══════════════════════════════════════ */
/* Reveal on scroll */
.reveal {
  opacity: 0;
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
    transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal--up {
  transform: translateY(32px);
}

.reveal--scale {
  transform: scale(0.92);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* Stagger delays */
.reveal--d1 {
  transition-delay: 0.1s;
}

.reveal--d2 {
  transition-delay: 0.2s;
}

.reveal--d3 {
  transition-delay: 0.3s;
}

/* Hero panel float */
@keyframes float1 {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-10px);
  }
}

@keyframes float2 {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-14px);
  }
}

@keyframes float3 {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-8px);
  }
}

.hero__panel--1.visible {
  animation: float1 6s ease-in-out infinite 0.5s;
}

.hero__panel--2.visible {
  animation: float2 7s ease-in-out infinite 1s;
}

.hero__panel--3.visible {
  animation: float3 5.5s ease-in-out infinite 0.8s;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    transition-duration: 0s;
  }

  .hero__panel--1.visible,
  .hero__panel--2.visible,
  .hero__panel--3.visible {
    animation: none;
  }
}


/* ═══════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════ */

/* Tablet */
@media (max-width: 1024px) {
  :root {
    --f-4xl: 2.5rem;
    --f-3xl: 2rem;
    --f-2xl: 1.75rem;
  }

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

  .hero__visual {
    display: none;
  }

  .hero {
    min-height: auto;
    padding-top: 120px;
    padding-bottom: var(--s-3xl);
  }

  .hero__headline {
    max-width: 640px;
  }

  .hero__sub {
    max-width: 560px;
  }

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

  .pillars {
    grid-template-columns: 1fr;
    gap: var(--s-md);
  }

  .pillar {
    padding: var(--s-xl);
  }

  .pillar__number {
    font-size: var(--f-2xl);
  }

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

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

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

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

  .about__visual {
    display: none;
  }

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

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

  .expertise-block__grid {
    grid-template-columns: 1fr;
  }

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

/* Mobile */
@media (max-width: 640px) {
  :root {
    --f-4xl: 2rem;
    --f-3xl: 1.6rem;
    --f-2xl: 1.4rem;
    --f-xl: 1.2rem;
    --s-5xl: 4rem;
    --s-4xl: 3rem;
  }

  .container {
    padding: 0 var(--s-md);
  }

  .hero {
    padding-top: 100px;
  }

  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    text-align: center;
    justify-content: center;
  }

  .hero__tags {
    gap: 0.35rem;
  }

  .hero__trust {
    font-size: var(--f-xs);
  }

  .trust-strip__grid {
    grid-template-columns: 1fr;
    gap: var(--s-lg);
  }

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

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

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

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

  .process__step {
    gap: var(--s-md);
  }

  .section__header {
    margin-bottom: var(--s-2xl);
  }

  .cta-block__title {
    font-size: var(--f-xl);
  }

  .cta-block__actions {
    flex-direction: column;
    align-items: center;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--s-lg);
  }

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

  /* Disable float animation on mobile */
  .hero__panel--1.visible,
  .hero__panel--2.visible,
  .hero__panel--3.visible {
    animation: none;
  }
}