/* ============================================================
   STRIKORE DEFENSE SYSTEMS — Design System & Styles
   ============================================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* --- CSS Custom Properties --- */
:root {
  /* Palette */
  --color-bg-primary: #060a14;
  --color-bg-secondary: #0a0f1e;
  --color-bg-tertiary: #0f1628;
  --color-surface: #141a2e;
  --color-surface-hover: #1a2240;
  --color-border: #1e2640;
  --color-border-light: #2a3455;
  --color-accent: #2a7fff;
  --color-accent-dim: rgba(42, 127, 255, 0.15);
  --color-accent-glow: rgba(42, 127, 255, 0.08);
  --color-text-primary: #e8ecf4;
  --color-text-secondary: #8a93a8;
  --color-text-muted: #5a6478;
  --color-white: #ffffff;

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --fs-hero: clamp(2.8rem, 6vw, 5.5rem);
  --fs-h1: clamp(2rem, 4vw, 3.2rem);
  --fs-h2: clamp(1.6rem, 3vw, 2.4rem);
  --fs-h3: clamp(1.1rem, 2vw, 1.4rem);
  --fs-body: 1rem;
  --fs-small: 0.875rem;
  --fs-caption: 0.75rem;

  /* Spacing */
  --section-pad: clamp(4rem, 8vw, 8rem);
  --container-max: 1280px;
  --gap: 2rem;

  /* Transitions */
  --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --duration: 0.35s;

  /* Radius */
  --radius: 6px;
  --radius-lg: 12px;
}

/* --- 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(--font-family);
  font-size: var(--fs-body);
  line-height: 1.7;
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

button,
input,
textarea,
select {
  font: inherit;
  color: inherit;
  border: none;
  outline: none;
  background: none;
}

/* --- Utility --- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 4vw, 3rem);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--fs-caption);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1rem;
}

.section-label::before {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--color-accent);
}

.section-title {
  font-size: var(--fs-h1);
  font-weight: 700;
  line-height: 1.15;
  color: var(--color-text-primary);
  margin-bottom: 1.25rem;
}

.section-subtitle {
  font-size: var(--fs-body);
  color: var(--color-text-secondary);
  max-width: 640px;
  line-height: 1.8;
}

/* Reveal animations */
.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

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

/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1.25rem 0;
  transition: background var(--duration) var(--ease), padding var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}

.nav.scrolled {
  background: rgba(6, 10, 20, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 0.9rem 0;
  box-shadow: 0 1px 0 var(--color-border);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.04em;
  color: var(--color-white);
}

.nav__logo-mark {
  width: 36px;
  height: 36px;
  background: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.8rem;
  color: var(--color-white);
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav__links a {
  font-size: var(--fs-small);
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: color var(--duration) var(--ease);
  letter-spacing: 0.01em;
}

.nav__links a:hover {
  color: var(--color-white);
}

.nav__cta {
  font-size: var(--fs-small) !important;
  font-weight: 600 !important;
  color: var(--color-white) !important;
  background: var(--color-accent);
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius);
  transition: background var(--duration) var(--ease), transform 0.2s var(--ease) !important;
}

.nav__cta:hover {
  background: #1a6de0;
  transform: translateY(-1px);
}

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}

.nav__hamburger span {
  width: 24px;
  height: 2px;
  background: var(--color-text-primary);
  transition: transform var(--duration) var(--ease), opacity var(--duration) var(--ease);
}

.nav__hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav__hamburger.active span:nth-child(2) {
  opacity: 0;
}

.nav__hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-bg-primary);
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
}

.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg,
      rgba(6, 10, 20, 0.4) 0%,
      rgba(6, 10, 20, 0.6) 50%,
      var(--color-bg-primary) 100%);
}

/* Radar grid motif */
.hero__grid {
  position: absolute;
  inset: 0;
  z-index: 1;
  opacity: 0.04;
  background-image:
    linear-gradient(rgba(42, 127, 255, 0.3) 1px, transparent 1px),
    linear-gradient(90deg, rgba(42, 127, 255, 0.3) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 820px;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: var(--fs-caption);
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 2rem;
  opacity: 0;
  animation: heroFadeUp 0.8s var(--ease) 0.3s forwards;
}

.hero__eyebrow::before {
  content: '';
  width: 32px;
  height: 1px;
  background: var(--color-accent);
}

.hero__title {
  font-size: var(--fs-hero);
  font-weight: 800;
  line-height: 1.05;
  color: var(--color-white);
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: heroFadeUp 0.8s var(--ease) 0.5s forwards;
}

.hero__title span {
  display: block;
  background: linear-gradient(135deg, var(--color-accent), #5ba3ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__description {
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  color: var(--color-text-secondary);
  max-width: 580px;
  line-height: 1.8;
  margin-bottom: 2.5rem;
  opacity: 0;
  animation: heroFadeUp 0.8s var(--ease) 0.7s forwards;
}

.hero__actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  opacity: 0;
  animation: heroFadeUp 0.8s var(--ease) 0.9s forwards;
}

@keyframes heroFadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }

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

/* Hero scroll indicator */
.hero__scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-text-muted);
  font-size: var(--fs-caption);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  animation: heroFadeUp 0.8s var(--ease) 1.2s forwards;
  opacity: 0;
}

.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--color-accent), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {

  0%,
  100% {
    opacity: 0.5;
    transform: scaleY(1);
  }

  50% {
    opacity: 1;
    transform: scaleY(1.3);
  }
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  font-size: var(--fs-small);
  font-weight: 600;
  border-radius: var(--radius);
  transition: all var(--duration) var(--ease);
  cursor: pointer;
  letter-spacing: 0.02em;
}

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

.btn--primary:hover {
  background: #1a6de0;
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(42, 127, 255, 0.25);
}

.btn--outline {
  border: 1px solid var(--color-border-light);
  color: var(--color-text-primary);
}

.btn--outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-2px);
}

.btn__arrow {
  transition: transform 0.2s var(--ease);
}

.btn:hover .btn__arrow {
  transform: translateX(3px);
}

/* ============================================================
   CAPABILITIES
   ============================================================ */
.capabilities {
  padding: var(--section-pad) 0;
  background: var(--color-bg-primary);
  position: relative;
}

.capabilities__header {
  text-align: center;
  margin-bottom: 4rem;
}

.capabilities__header .section-subtitle {
  margin: 0 auto;
}

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

.cap-card {
  position: relative;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  transition: all var(--duration) var(--ease);
  overflow: hidden;
}

.cap-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  opacity: 0;
  transition: opacity var(--duration) var(--ease);
}

.cap-card:hover {
  border-color: var(--color-border-light);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.35);
}

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

.cap-card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-dim);
  border-radius: var(--radius);
  margin-bottom: 1.5rem;
  color: var(--color-accent);
  font-size: 1.25rem;
}

.cap-card__title {
  font-size: var(--fs-h3);
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--color-text-primary);
}

.cap-card__text {
  font-size: var(--fs-small);
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.cap-card__label {
  display: inline-block;
  margin-top: 1.25rem;
  font-size: var(--fs-caption);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  opacity: 0.7;
  padding: 0.3rem 0.75rem;
  border: 1px solid var(--color-accent-dim);
  border-radius: var(--radius);
  background: var(--color-accent-glow);
}

/* ============================================================
   ABOUT / MISSION
   ============================================================ */
.about {
  padding: var(--section-pad) 0;
  background: var(--color-bg-secondary);
  position: relative;
  overflow: hidden;
}

.about::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--color-accent-glow), transparent 70%);
  pointer-events: none;
}

.about__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about__content .section-title {
  margin-bottom: 1.5rem;
}

.about__text {
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 1.25rem;
}

.about__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.stat {
  padding: 1.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.stat__number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 0.4rem;
}

.stat__label {
  font-size: var(--fs-caption);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 500;
}

.about__visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about__visual-box {
  width: 100%;
  aspect-ratio: 1;
  max-width: 440px;
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about__visual-box::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(42, 127, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(42, 127, 255, 0.08) 1px, transparent 1px);
  background-size: 40px 40px;
}

/* Radar animation */
.radar {
  position: relative;
  width: 280px;
  height: 280px;
}

.radar__circle {
  position: absolute;
  border: 1px solid rgba(42, 127, 255, 0.15);
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.radar__circle--1 {
  width: 280px;
  height: 280px;
}

.radar__circle--2 {
  width: 200px;
  height: 200px;
}

.radar__circle--3 {
  width: 120px;
  height: 120px;
}

.radar__circle--4 {
  width: 40px;
  height: 40px;
  background: var(--color-accent-dim);
}

.radar__line {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 50%;
  height: 1px;
  background: rgba(42, 127, 255, 0.15);
  transform-origin: left center;
}

.radar__line--h {
  transform: rotate(0deg);
}

.radar__line--v {
  transform: rotate(90deg);
}

.radar__line--d1 {
  transform: rotate(45deg);
}

.radar__line--d2 {
  transform: rotate(-45deg);
}

.radar__sweep {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 50%;
  height: 50%;
  transform-origin: top left;
  background: conic-gradient(from 0deg,
      transparent 0deg,
      rgba(42, 127, 255, 0.12) 30deg,
      transparent 60deg);
  border-radius: 0 0 100% 0;
  animation: radarSweep 4s linear infinite;
}

@keyframes radarSweep {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

.radar__dot {
  position: absolute;
  width: 6px;
  height: 6px;
  background: var(--color-accent);
  border-radius: 50%;
  animation: radarBlink 3s ease-in-out infinite;
}

.radar__dot--1 {
  top: 22%;
  left: 65%;
  animation-delay: 0s;
}

.radar__dot--2 {
  top: 70%;
  left: 30%;
  animation-delay: 1.2s;
}

.radar__dot--3 {
  top: 40%;
  left: 78%;
  animation-delay: 2.1s;
}

@keyframes radarBlink {

  0%,
  100% {
    opacity: 0;
    transform: scale(0);
  }

  10% {
    opacity: 1;
    transform: scale(1);
  }

  60% {
    opacity: 0.3;
    transform: scale(1);
  }
}

/* ============================================================
   SOLUTIONS / FOCUS AREAS
   ============================================================ */
.solutions {
  padding: var(--section-pad) 0;
  background: var(--color-bg-primary);
}

.solutions__header {
  margin-bottom: 4rem;
}

.solutions__list {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.solution-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 2rem;
  padding: 2rem 2.5rem;
  background: var(--color-surface);
  transition: all var(--duration) var(--ease);
  cursor: default;
}

.solution-item:hover {
  background: var(--color-surface-hover);
}

.solution-item__num {
  font-size: var(--fs-caption);
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.08em;
  min-width: 32px;
}

.solution-item__content {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.solution-item__title {
  font-size: var(--fs-h3);
  font-weight: 600;
  color: var(--color-text-primary);
}

.solution-item__desc {
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  font-style: italic;
}

.solution-item__status {
  font-size: var(--fs-caption);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  opacity: 0.7;
  white-space: nowrap;
  padding: 0.3rem 0.75rem;
  border: 1px solid var(--color-accent-dim);
  border-radius: var(--radius);
  background: var(--color-accent-glow);
}

.solution-item__arrow {
  color: var(--color-text-muted);
  transition: color var(--duration) var(--ease), transform var(--duration) var(--ease);
}

.solution-item:hover .solution-item__arrow {
  color: var(--color-accent);
  transform: translateX(4px);
}

/* ============================================================
   RESEARCH & INNOVATION
   ============================================================ */
.research {
  padding: var(--section-pad) 0;
  background: var(--color-bg-secondary);
  position: relative;
  overflow: hidden;
}

.research::before {
  content: '';
  position: absolute;
  bottom: -150px;
  left: -150px;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--color-accent-glow), transparent 70%);
  pointer-events: none;
}

.research__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.research__text {
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 1.25rem;
}

.research__pillars {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.pillar {
  display: flex;
  gap: 1.25rem;
  padding: 1.75rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--duration) var(--ease);
}

.pillar:hover {
  border-color: var(--color-border-light);
  transform: translateX(4px);
}

.pillar__icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-dim);
  border-radius: var(--radius);
  color: var(--color-accent);
  font-size: 1rem;
}

.pillar__title {
  font-size: var(--fs-body);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 0.25rem;
}

.pillar__text {
  font-size: var(--fs-small);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ============================================================
   PRINCIPLES / TRUST
   ============================================================ */
.principles {
  padding: var(--section-pad) 0;
  background: var(--color-bg-primary);
}

.principles__header {
  text-align: center;
  margin-bottom: 4rem;
}

.principles__header .section-subtitle {
  margin: 0 auto;
}

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

.principle {
  text-align: center;
  padding: 2.5rem 1.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--duration) var(--ease);
}

.principle:hover {
  border-color: var(--color-border-light);
  transform: translateY(-4px);
}

.principle__icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-dim);
  border-radius: 50%;
  color: var(--color-accent);
  font-size: 1.3rem;
}

.principle__title {
  font-size: var(--fs-body);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 0.6rem;
}

.principle__text {
  font-size: var(--fs-small);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact {
  padding: var(--section-pad) 0;
  background: var(--color-bg-secondary);
  position: relative;
  overflow: hidden;
}

.contact::before {
  content: '';
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 400px;
  background: radial-gradient(ellipse, var(--color-accent-glow), transparent 70%);
  pointer-events: none;
}

.contact__inner {
  max-width: 700px;
  position: relative;
  z-index: 1;
}

.contact__text {
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 2rem;
}

.contact__detail {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
  color: var(--color-text-secondary);
  font-size: var(--fs-small);
}

.contact__detail-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-accent);
  font-size: 0.85rem;
  flex-shrink: 0;
}

.contact__link {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--duration) var(--ease);
}

.contact__link:hover {
  color: #5ba3ff;
  text-decoration: underline;
}

.contact__coming-soon {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.coming-soon-block {
  padding: 2rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  text-align: center;
}

.coming-soon-block h4 {
  font-size: var(--fs-body);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 0.5rem;
}

.coming-soon-block p {
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  font-style: italic;
}

.about__text--note {
  font-size: var(--fs-small);
  font-style: italic;
  color: var(--color-text-muted);
  border-left: 2px solid var(--color-accent-dim);
  padding-left: 1rem;
  margin-top: 0.5rem;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  padding: 3rem 0 2rem;
  background: var(--color-bg-primary);
  border-top: 1px solid var(--color-border);
}

.footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer__brand {
  max-width: 320px;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-white);
  margin-bottom: 1rem;
}

.footer__logo-mark {
  width: 30px;
  height: 30px;
  background: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.65rem;
  color: var(--color-white);
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}

.footer__desc {
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  line-height: 1.7;
}

.footer__col h4 {
  font-size: var(--fs-caption);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-text-secondary);
  margin-bottom: 1.25rem;
}

.footer__col a {
  display: block;
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  margin-bottom: 0.65rem;
  transition: color var(--duration) var(--ease);
}

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

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
  font-size: var(--fs-caption);
  color: var(--color-text-muted);
}

.footer__bottom-links {
  display: flex;
  gap: 1.5rem;
}

.footer__bottom-links a {
  color: var(--color-text-muted);
  transition: color var(--duration) var(--ease);
}

.footer__bottom-links a:hover {
  color: var(--color-text-secondary);
}

.footer__coming-soon-link {
  color: var(--color-text-muted);
  font-style: italic;
}

/* ============================================================
   SECTION DIVIDER
   ============================================================ */
.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .capabilities__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about__inner,
  .research__inner,
  .contact__inner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .about__visual {
    order: -1;
  }

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

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

@media (max-width: 768px) {
  .nav__links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(6, 10, 20, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    z-index: 999;
  }

  .nav__links.open {
    display: flex;
  }

  .nav__links a {
    font-size: 1.2rem;
  }

  .nav__hamburger {
    display: flex;
    z-index: 1001;
  }

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

  .solution-item {
    grid-template-columns: auto 1fr;
    padding: 1.5rem;
  }

  .solution-item__status {
    display: none;
  }

  .contact__coming-soon {
    grid-template-columns: 1fr;
  }

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

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer__inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer__bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .hero__scroll {
    display: none;
  }
}