/* QuantSynx — Modern Aesthetics Design System */
@import url('https://api.fontshare.com/v2/css?f[]=cabinet-grotesk@800,500,700,400,900&display=swap');
@import url('https://api.fontshare.com/v2/css?f[]=satoshi@900,700,500,400&display=swap');
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;700&display=swap');

:root {
  --brand-cobalt: #1D5FC4;
  --brand-cobalt-light: rgba(29, 95, 196, 0.1);
  --brand-orange: #F26A1B;
  --brand-orange-light: rgba(242, 106, 27, 0.15);
  --brand-ink: #0B2A63;
  --brand-ink-70: rgba(11, 42, 99, 0.7);
  --brand-ink-50: rgba(11, 42, 99, 0.5);
  --brand-ink-30: rgba(11, 42, 99, 0.3);
  --brand-mist: #F8FAFC;
  --brand-fog: #F1F5F9;
  --brand-line: #E2E8F0;
  --white: #FFFFFF;
  
  --font-heading: "Cabinet Grotesk", sans-serif;
  --font-sans: "Satoshi", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", monospace;
}

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

html {
  scroll-behavior: smooth;
  font-family: var(--font-sans);
  background-color: var(--white);
  color: var(--brand-ink);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  overflow-x: hidden;
  line-height: 1.5;
  background-color: var(--white);
}

::selection {
  background: var(--brand-cobalt);
  color: var(--white);
}

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

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

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

/* Typography Utilities */
.font-heading { font-family: var(--font-heading); }
.font-mono { font-family: var(--font-mono); }

/* Grain Effect Overlay */
.grain {
  position: relative;
}
.grain::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  z-index: 1;
}

/* Layout Containers */
.container {
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}
@media (min-width: 768px) {
  .container {
    padding-left: 2.5rem;
    padding-right: 2.5rem;
  }
}

/* Header & Navigation */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  transition: all 0.3s ease;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: linear-gradient(90deg, rgba(255,255,255,0.85) 0%, rgba(29,95,196,0.1) 50%, rgba(242,106,27,0.15) 100%);
}

.site-header.scrolled {
  border-bottom: 1px solid var(--brand-line);
  box-shadow: 0 4px 20px rgba(11, 42, 99, 0.04);
}

.header-inner {
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-img {
  height: 93px;
  width: 93px;
  transition: transform 0.3s ease;
}
.logo-link:hover .logo-img {
  transform: scale(1.02);
}

.nav-menu {
  display: none;
  align-items: center;
  gap: 1.75rem;
}
@media (min-width: 768px) {
  .nav-menu { display: flex; }
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--brand-ink-70);
  position: relative;
  padding: 0.5rem 0;
  white-space: nowrap;
  transition: color 0.2s ease;
}

.nav-link:hover, .nav-link.active {
  color: var(--brand-ink);
}

.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--brand-cobalt);
  border-radius: 1px;
}

.header-cta-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: var(--brand-cobalt);
  color: var(--white);
  font-weight: 500;
  font-size: 0.875rem;
  padding: 0.625rem 1.25rem;
  border-radius: 3px;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.btn-primary:hover {
  background-color: var(--brand-orange);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(242, 106, 27, 0.25);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: 1px solid rgba(11, 42, 99, 0.2);
  color: var(--brand-ink);
  font-weight: 500;
  font-size: 0.875rem;
  padding: 0.625rem 1.25rem;
  border-radius: 3px;
  transition: all 0.3s ease;
}

.btn-secondary:hover {
  border-color: var(--brand-ink);
  background-color: rgba(11, 42, 99, 0.02);
}

.btn-lg {
  padding: 0.9rem 1.75rem;
  font-size: 1rem;
}

.btn-white {
  background-color: var(--white);
  color: var(--brand-ink);
}
.btn-white:hover {
  background-color: var(--brand-orange);
  color: var(--white);
}

.mobile-menu-btn {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--brand-line);
  border-radius: 3px;
  color: var(--brand-ink);
}
@media (min-width: 768px) {
  .mobile-menu-btn { display: none; }
}

.mobile-drawer {
  display: none;
  background-color: var(--white);
  border-bottom: 1px solid var(--brand-line);
  padding: 1.5rem;
  flex-direction: column;
  gap: 0.5rem;
  animation: slideDown 0.3s ease forwards;
}
.mobile-drawer.open {
  display: flex;
}
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

.mobile-nav-link {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--brand-ink);
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(226, 232, 240, 0.6);
}

/* Overline Pill / Label */
.overline-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--brand-cobalt);
  display: inline-block;
}

.overline-tag.orange {
  color: var(--brand-orange);
}

/* Marquee Banner */
.marquee-section {
  background-color: var(--brand-mist);
  border-top: 1px solid var(--brand-line);
  border-bottom: 1px solid var(--brand-line);
  padding: 1.5rem 0;
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee 25s linear infinite;
  white-space: nowrap;
}

.marquee-item {
  display: flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--brand-ink);
  font-weight: 500;
}

.marquee-item span {
  margin: 0 2.5rem;
}

.marquee-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--brand-orange);
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Hero Section */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
  background-color: var(--white);
}

.hero-bg-container {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.02);
  transition: transform 1.2s ease-out;
}

.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(255,255,255,0.7) 0%, rgba(255,255,255,0.3) 50%, rgba(255,255,255,0.85) 100%);
}

.hero-content {
  position: relative;
  z-index: 10;
  padding-top: 8rem;
  padding-bottom: 4rem;
}

.hero-heading {
  font-family: var(--font-heading);
  font-weight: 900;
  letter-spacing: -0.05em;
  line-height: 0.86;
  color: var(--brand-ink);
  font-size: clamp(3rem, 11vw, 8.5rem);
  margin-top: 1.5rem;
}

.hero-subrow {
  margin-top: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
@media (min-width: 768px) {
  .hero-subrow {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
  }
}

.hero-description {
  max-width: 440px;
  font-size: 1.125rem;
  color: var(--brand-ink-70);
  font-weight: 500;
  line-height: 1.6;
}

.hero-ctas {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.scroll-indicator {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--brand-ink-30);
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translate(-50%, 0); }
  50% { transform: translate(-50%, 6px); }
}

/* Stats Grid */
.stats-section {
  padding: 5rem 0;
  border-bottom: 1px solid var(--brand-line);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}
@media (min-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.stat-number {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: clamp(2.5rem, 5vw, 3.75rem);
  letter-spacing: -0.05em;
  color: var(--brand-ink);
  line-height: 1;
}

.stat-label {
  margin-top: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--brand-ink-50);
}

/* Manifesto Dark Section */
.manifesto-section {
  background-color: var(--brand-ink);
  color: var(--white);
  padding: 6rem 0;
  position: relative;
  overflow: hidden;
}

.manifesto-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}
@media (min-width: 768px) {
  .manifesto-grid {
    grid-template-columns: 4fr 8fr;
  }
}

.sticky-manifesto-header {
  position: sticky;
  top: 7rem;
}

.manifesto-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(2.25rem, 4vw, 3.25rem);
  letter-spacing: -0.025em;
  line-height: 0.95;
  margin-top: 1.25rem;
}

.chapter-item {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding: 2.5rem 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 768px) {
  .chapter-item {
    grid-template-columns: 3fr 9fr;
  }
}

.chapter-no {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 4rem;
  color: rgba(255, 255, 255, 0.15);
  line-height: 1;
}

.chapter-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 2rem;
  letter-spacing: -0.025em;
}

.chapter-body {
  margin-top: 1rem;
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.6;
  max-width: 540px;
}

/* Flagship Showcase Cards */
.showcase-section {
  padding: 6rem 0;
}

.section-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(2.25rem, 4vw, 3.5rem);
  letter-spacing: -0.025em;
  line-height: 0.95;
  margin-top: 1.25rem;
  color: var(--brand-ink);
}

.showcase-grid {
  margin-top: 4rem;
  display: flex;
  flex-direction: column;
  gap: 4rem;
}

.product-showcase-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}
@media (min-width: 768px) {
  .product-showcase-card {
    grid-template-columns: 1fr 1fr;
  }
  .product-showcase-card.reverse {
    direction: rtl;
  }
  .product-showcase-card.reverse > * {
    direction: ltr;
  }
}

.product-img-wrapper {
  position: relative;
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid var(--brand-line);
  background-color: var(--brand-mist);
}

.product-img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: top;
  transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.product-img-wrapper:hover .product-img {
  transform: scale(1.04);
}

.product-tag-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  padding: 0.375rem 0.75rem;
  border-radius: 3px;
  border: 1px solid var(--brand-line);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 700;
}

.product-info {
  display: flex;
  flex-direction: column;
}

.product-name-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.product-kicker {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--brand-ink-50);
  margin-top: 0.75rem;
}

.product-summary {
  margin-top: 1.25rem;
  font-size: 1.125rem;
  color: var(--brand-ink-70);
  line-height: 1.6;
}

.feature-list {
  margin-top: 1.5rem;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.9375rem;
  color: rgba(11, 42, 99, 0.8);
}

.feature-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  margin-top: 0.5rem;
  flex-shrink: 0;
}

/* Services Grid */
.services-section {
  background-color: var(--brand-mist);
  border-top: 1px solid var(--brand-line);
  border-bottom: 1px solid var(--brand-line);
  padding: 6rem 0;
}

.services-grid {
  margin-top: 3.5rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background-color: var(--brand-line);
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid var(--brand-line);
}
@media (min-width: 640px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .services-grid { grid-template-columns: repeat(3, 1fr); }
}

.service-card {
  background-color: var(--white);
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: all 0.3s ease;
}

.service-card:hover {
  background-color: var(--brand-cobalt);
  color: var(--white);
}

.service-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.icon-box {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 3px;
  background-color: var(--brand-cobalt-light);
  color: var(--brand-cobalt);
  transition: all 0.3s ease;
}

.service-card:hover .icon-box {
  background-color: rgba(255, 255, 255, 0.15);
  color: var(--white);
}

.service-index {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--brand-ink-30);
  transition: color 0.3s ease;
}

.service-card:hover .service-index {
  color: rgba(255, 255, 255, 0.5);
}

.service-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.375rem;
  margin-top: 1.5rem;
  color: var(--brand-ink);
  transition: color 0.3s ease;
}
.service-card:hover .service-title {
  color: var(--white);
}

.service-body {
  margin-top: 0.75rem;
  font-size: 0.9375rem;
  color: var(--brand-ink-70);
  line-height: 1.6;
  transition: color 0.3s ease;
}
.service-card:hover .service-body {
  color: rgba(255, 255, 255, 0.85);
}

/* Values Grid (About Page) */
.values-grid {
  margin-top: 2.5rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 640px) {
  .values-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .values-grid { grid-template-columns: repeat(4, 1fr); }
}

.value-card {
  background-color: var(--white);
  border: 1px solid var(--brand-line);
  border-radius: 4px;
  padding: 1.75rem;
  height: 100%;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.value-card:hover {
  transform: translateY(-4px);
  border-color: rgba(11, 42, 99, 0.4);
}

/* Contact Page Form & Grid */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3.5rem;
}
@media (min-width: 1024px) {
  .contact-grid {
    grid-template-columns: 5fr 7fr;
  }
}

.contact-channel-card {
  background-color: var(--brand-mist);
  border: 1px solid var(--brand-line);
  border-radius: 4px;
  padding: 2rem;
  transition: transform 0.3s ease;
}
.contact-channel-card:hover {
  transform: translateY(-2px);
  border-color: rgba(11, 42, 99, 0.3);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--brand-ink);
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.form-input, .form-textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 1px solid var(--brand-line);
  border-radius: 3px;
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--brand-ink);
  background-color: var(--white);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-input:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--brand-cobalt);
  box-shadow: 0 0 0 3px var(--brand-cobalt-light);
}

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

.interest-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.chip-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px solid var(--brand-line);
  background-color: var(--white);
  padding: 0.625rem 1rem;
  border-radius: 3px;
  font-size: 0.875rem;
  color: var(--brand-ink);
  transition: all 0.2s ease;
}

.chip-btn:hover {
  border-color: var(--brand-cobalt);
}

.chip-btn.selected {
  background-color: var(--brand-cobalt);
  color: var(--white);
  border-color: var(--brand-cobalt);
}

/* Modal Popup */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 200;
  background-color: rgba(11, 42, 99, 0.6);
  backdrop-filter: blur(8px);
  display: none;
  place-items: center;
  padding: 1.5rem;
}

.modal-backdrop.open {
  display: grid;
}

.modal-box {
  background-color: var(--white);
  border-radius: 4px;
  max-width: 520px;
  width: 100%;
  padding: 2.5rem;
  box-shadow: 0 20px 40px rgba(0,0,0,0.15);
  position: relative;
  animation: popIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes popIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

.close-modal-btn {
  position: absolute;
  top: 1rem;
  right: 1rem;
  color: var(--brand-ink-50);
}
.close-modal-btn:hover {
  color: var(--brand-ink);
}

/* Toast */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 300;
}
.toast {
  background-color: var(--brand-ink);
  color: var(--white);
  padding: 1rem 1.5rem;
  border-radius: 4px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.2);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-left: 4px solid var(--brand-orange);
  animation: slideInRight 0.3s ease forwards;
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(50px); }
  to { opacity: 1; transform: translateX(0); }
}

/* Footer Styling */
.site-footer {
  background-color: var(--brand-ink);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.footer-email-link {
  display: block;
  margin-top: 1.5rem;
  font-family: var(--font-heading);
  font-weight: 900;
  letter-spacing: -0.05em;
  line-height: 0.92;
  font-size: clamp(2.5rem, 7vw, 6rem);
  color: var(--white);
  transition: color 0.3s ease;
}

.footer-email-link:hover {
  color: var(--brand-cobalt);
}

.footer-grid {
  margin-top: 3rem;
  padding-top: 3rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
}
@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.footer-col-title {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.875rem;
  transition: color 0.2s ease;
}
.footer-links a:hover {
  color: var(--white);
}

.footer-bottom {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  color: rgba(255, 255, 255, 0.4);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
}
@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}