:root {
  --radius-xl: 32px;
  --radius-lg: 26px;
  --radius-md: 24px;
  --radius-sm: 14px;
  --max-width: 1440px;
  --transition: 220ms ease;
}

[data-theme="dark"] {
  /* Primary colors */
  --bg: #050810;
  --bg-secondary: #0a0f1e;
  --panel: rgba(12, 20, 40, 0.75);
  --panel-strong: rgba(10, 18, 35, 0.85);
  --card: rgba(12, 20, 40, 0.55);  /* Reduced from 0.65 */
  --card-soft: rgba(10, 18, 35, 0.55);

  /* Text colors */
  --ink: #e8ecf9;  /* Cooler, more premium from #f0f4ff */
  --muted: #8f9cc0;  /* Softer, less contrasty from #9ba8cc */

  /* Border and line */
  --line: rgba(120, 100, 255, 0.08);  /* Reduced from 0.12 */

  /* Accent colors */
  --accent: #6b32d3;  /* Electric violet - desaturated from #7c3aed */
  --accent-strong: #585cdd;  /* Royal purple - desaturated from #6366f1 */
  --accent-warm: #ad23be;  /* Muted magenta - desaturated from #c026d3 */
  --accent-cool: #0d94d8;  /* Icy blue - desaturated from #0ea5e9 */
  --button-ink: #e8ecf9;  /* Updated from #f0f4ff */

  /* Status colors */
  --success: #9cecb4;
  --error: #ff9ca3;
  --warning: #ffd36e;

  /* Shadows and glows */
  --shadow: 0 30px 90px rgba(0, 0, 0, 0.5);
  --hero-glow: radial-gradient(circle, rgba(124, 58, 237, 0.15), transparent 60%);  /* Reduced from 0.25 */
  --inner-glow: inset 0 1px 0 rgba(255, 255, 255, 0.03);

  /* Form states */
  --focus-glow: rgba(124, 58, 237, 0.15);
  --valid-glow: rgba(100, 200, 150, 0.1);
  --invalid-glow: rgba(255, 100, 100, 0.1);
  --valid-border: rgba(103, 230, 180, 0.58);
  --valid-shadow: rgba(103, 230, 180, 0.08);
  --invalid-border: rgba(255, 141, 141, 0.75);
  --invalid-shadow: rgba(255, 141, 141, 0.09);

  /* Ambient glow overlays */
  --hero-ambient: radial-gradient(circle at 50% 0%, rgba(124, 58, 237, 0.08), transparent 70%);
  --manifesto-ambient: linear-gradient(270deg, rgba(99, 102, 241, 0.06), transparent 60%);
  --cta-ambient: linear-gradient(0deg, rgba(192, 38, 211, 0.07), transparent 60%);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-secondary) 100%);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  line-height: 1.7;
  transition: background 260ms ease;
}

/* Three.js canvas container */
#three-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
  opacity: 0.8;
}

/* Remove old ambient elements */
.ambient-grid,
.ambient-orb,
.ambient-orb-a,
.ambient-orb-b {
  display: none;
}

/* Fixed Header */
.fixed-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 0;
  background: rgba(5, 8, 16, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(120, 100, 255, 0.08);  /* Explicit value */
  border-top: 1px solid rgba(124, 58, 237, 0.15);  /* Added top glow */
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.header-container {
  width: min(calc(100% - 2.5rem), var(--max-width));
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--ink);
  transition: opacity var(--transition);
}

.header-logo:hover {
  opacity: 0.8;
}

.header-logo img {
  height: 2.5rem;
  width: auto;
}

.header-logo span {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-link {
  padding: 0.5rem 1rem;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: 8px;
  position: relative;
  transition: color 300ms ease;  /* Slower transition */
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0.25rem;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--accent);
  box-shadow: 0 0 8px rgba(124, 58, 237, 0.4);  /* Underline glow */
  transition: all 300ms ease;
  transform: translateX(-50%);
  opacity: 0;
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--ink);
}

.nav-link:hover::after,
.nav-link:focus-visible::after {
  width: 60%;
  opacity: 1;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.header-cta {
  padding: 0.75rem 1.5rem;
  font-size: 0.9rem;
}

.page-shell {
  position: relative;
  z-index: 1;
  width: min(calc(100% - 2.5rem), var(--max-width));
  margin: 0 auto;
  padding: 7rem 0 4rem;
}

.hero-panel,
.manifesto-panel,
.about-panel,
.content-section,
.cta-panel {
  position: relative;
  overflow: hidden;
  margin-bottom: 2rem;
  padding: 2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(28px);  /* Increased from 24px */
  -webkit-backdrop-filter: blur(28px);
  transition:
    border-color var(--transition),
    background var(--transition),
    transform var(--transition),
    box-shadow var(--transition);
  box-shadow: var(--inner-glow), var(--shadow);
}

.hero-panel::before,
.manifesto-panel::before,
.cta-panel::before {
  content: "";
  position: absolute;
  inset: -5rem auto auto -7rem;  /* Shifted position */
  width: 20rem;
  height: 20rem;
  border-radius: 50%;
  background: var(--hero-glow);
  opacity: 0.7;  /* Reduced from 0.85 */
  pointer-events: none;
}

.hero-panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  min-height: 50vh;
  padding: 4rem 2rem;
  background:
    var(--hero-ambient),
    linear-gradient(180deg, rgba(124, 58, 237, 0.05), transparent 40%),
    linear-gradient(180deg, var(--panel-strong), var(--panel));
}

.hero-content {
  max-width: 52rem;
}

/* Language switcher in header */
.header-actions .language-switcher {
  display: inline-flex;
  padding: 0.25rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(20px);  /* Increased from 16px */
}

.header-actions .language-option {
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  padding: 0.5rem 0.8rem;
  font: inherit;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition:
    background var(--transition),
    color var(--transition),
    transform var(--transition),
    box-shadow var(--transition);
}

.header-actions .language-option:hover,
.header-actions .language-option:focus-visible {
  color: var(--ink);
  transform: translateY(-1px);
}

.header-actions .language-option.is-active {
  background: linear-gradient(135deg, var(--accent-strong), var(--accent));
  color: var(--button-ink);
  box-shadow: 0 8px 20px rgba(30, 86, 255, 0.22);
}

.primary-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  padding: 1rem 2rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: var(--button-ink);
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
  box-shadow: 0 12px 32px rgba(124, 58, 237, 0.3);
  transition:
    transform var(--transition),
    box-shadow var(--transition),
    filter var(--transition);
}

.primary-cta:hover,
.primary-cta:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 16px 40px rgba(124, 58, 237, 0.4),
              0 0 20px rgba(124, 58, 237, 0.3);  /* Added outer glow */
  filter: saturate(1.05);  /* Reduced from 1.1 */
}

/* CTA note removed - now in header */

/* Remove hero-aside styles - being removed in HTML */
.hero-aside,
.status-chip,
.signal-list,
.hero-metrics,
.metric-card,
.hero-aside-note {
  display: none;
}

.eyebrow {
  margin: 0 0 0.85rem;
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-weight: 400;
  letter-spacing: -0.02em;
}

h1 {
  max-width: 14ch;
  font-size: clamp(4.5rem, 8vw, 5.5rem);
  line-height: 0.95;
  font-weight: 300;
}

h2 {
  max-width: 22ch;
  font-size: clamp(2.5rem, 5vw, 3.2rem);
  line-height: 1.05;
}

h3 {
  margin-bottom: 0.8rem;
  font-size: 1.35rem;
  font-weight: 500;
}

p,
li {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.7;
}

.lead {
  max-width: 48ch;
  margin: 1rem auto 0;
  font-size: 1rem;
  color: var(--muted);
}

.signal-list,
.card ul {
  margin: 0;
  padding-left: 1.15rem;
}

.signal-list li + li,
.card li + li {
  margin-top: 0.72rem;
}

.manifesto-panel {
  text-align: center;
  padding-block: 3rem;
  background:
    var(--manifesto-ambient),
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent 55%),
    linear-gradient(180deg, var(--panel-strong), var(--panel));
}

.cta-panel {
  text-align: center;
  padding-block: 3rem;
  background:
    var(--cta-ambient),
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent 55%),
    linear-gradient(180deg, var(--panel-strong), var(--panel));
}

.manifesto-panel h2 {
  margin-inline: auto;
}

.cta-panel h2 {
  margin-inline: auto;
}

.manifesto-body {
  max-width: 44rem;
  margin: 1.1rem auto 0;
  font-size: 1.1rem;
}

.about-panel,
.content-section {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.025), transparent 55%),
    linear-gradient(180deg, var(--panel), rgba(9, 18, 31, 0.76));
}

.section-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  width: fit-content;
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(124, 58, 237, 0.15);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.section-glow {
  position: absolute;
  inset: auto auto -5rem -5rem;
  width: 16rem;
  height: 16rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 211, 110, 0.16), transparent 65%);
  pointer-events: none;
}

.about-body {
  max-width: 58rem;
  margin: 1.3rem 0 0;
}

.domain-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.domain-strip span {
  display: inline-flex;
  align-items: center;
  padding: 0.7rem 1rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 700;
}

.domain-strip span:hover {
  border-color: rgba(124, 58, 237, 0.3);
  box-shadow: 0 0 0 1px rgba(124, 58, 237, 0.1);
}

.process-grid,
.problem-grid,
.fit-grid {
  display: grid;
  gap: 1.15rem;
  margin-top: 1.7rem;
}

.process-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.problem-grid,
.fit-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  position: relative;
  height: 100%;
  padding: 2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--card);
  backdrop-filter: blur(25px);  /* Added blur */
  -webkit-backdrop-filter: blur(25px);
  box-shadow: var(--inner-glow),
              inset 0 0 0 1px rgba(124, 58, 237, 0.05);  /* Added border glow */
  transition:
    border-color var(--transition),
    transform var(--transition),
    box-shadow var(--transition);
}

.card:hover {
  transform: none;  /* Removed lift */
  background: rgba(16, 28, 52, 0.72);  /* Brighter background */
  box-shadow:
    var(--inner-glow),
    0 10px 40px rgba(0, 0, 0, 0.3),  /* Subtle lift glow */
    inset 0 1px 0 rgba(124, 58, 237, 0.05);  /* Border glow */
}

.process-card::after,
.outcome-card::after {
  content: "";
  position: absolute;
  inset: auto -2rem -2rem auto;
  width: 8rem;
  height: 8rem;
  border-radius: 50%;
  pointer-events: none;
}

/* Different glows for each process card */
.process-card:nth-child(1)::after {
  background: radial-gradient(circle, rgba(124, 58, 237, 0.15), transparent 65%);
}

.process-card:nth-child(2)::after {
  background: radial-gradient(circle, rgba(99, 102, 241, 0.15), transparent 65%);
}

.process-card:nth-child(3)::after {
  background: radial-gradient(circle, rgba(192, 38, 211, 0.15), transparent 65%);
}

/* Problem/solution cards with color-coded borders */
.card[data-type="problem"] {
  border-color: rgba(255, 100, 100, 0.15);
}

.card[data-type="problem"] h3 {
  color: #ff9ca3;
}

.card[data-type="solution"] {
  border-color: rgba(100, 200, 150, 0.15);
}

.card[data-type="solution"] h3 {
  color: #9cecb4;
}

/* Fit/not-fit cards */
.card[data-type="fit"] {
  border-color: rgba(124, 58, 237, 0.2);
  box-shadow: inset 0 1px 0 rgba(124, 58, 237, 0.1);
}

.card[data-type="fit"] h3 {
  color: var(--accent);
}

.card[data-type="not-fit"] {
  border-color: rgba(255, 255, 255, 0.08);
  opacity: 0.85;
}

.card[data-type="not-fit"] h3 {
  color: rgba(155, 168, 204, 0.7);
}

.step-tag {
  position: absolute;
  top: 1rem;
  left: 1rem;
  display: inline-block;
  font-size: 2.5rem;
  font-weight: 200;
  line-height: 1;
  color: rgba(120, 100, 255, 0.2);
  pointer-events: none;
  z-index: 0;
}

.process-card h3 {
  position: relative;
  z-index: 1;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.cta-panel .lead {
  margin-inline: auto;
}

.cta-actions {
  display: flex;
  justify-content: center;
  margin-top: 2.5rem;
}

.contact-form-shell {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: 1.2rem;
  align-items: start;
  margin-top: 2rem;
  padding: 1.3rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent 65%),
    var(--card);
  text-align: left;
}

.contact-form-intro h3 {
  max-width: 17ch;
}

.contact-form-intro p:last-child {
  margin-top: 0.9rem;
}

.contact-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
}

.field {
  display: grid;
  gap: 0.45rem;
}

.field span {
  color: var(--ink);
  font-size: 0.85rem;
  font-weight: 600;
}

.field-full {
  grid-column: 1 / -1;
}

.field input,
.field textarea {
  width: 100%;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(5, 8, 16, 0.6);
  color: var(--ink);
  font: inherit;
  resize: vertical;
  transition:
    border-color var(--transition),
    background var(--transition),
    box-shadow var(--transition);
}

.field input::placeholder,
.field textarea::placeholder {
  color: var(--muted);
  opacity: 0.6;
}

.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--focus-glow);
}

.field input.is-valid,
.field textarea.is-valid {
  border-color: rgba(100, 200, 150, 0.5);
  box-shadow: 0 0 0 3px var(--valid-glow);
}

.field input.is-invalid,
.field textarea.is-invalid {
  border-color: rgba(255, 100, 100, 0.5);
  box-shadow: 0 0 0 3px var(--invalid-glow);
}

.field-error {
  min-height: 1.1rem;
  margin: 0;
  color: var(--error);
  font-size: 0.84rem;
  opacity: 0;
  transform: translateY(-2px);
  transition:
    opacity var(--transition),
    transform var(--transition);
}

.field-error.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.contact-form-actions {
  align-items: start;
}

.form-submit {
  margin-top: 0.5rem;
}

.form-submit:disabled {
  cursor: not-allowed;
  opacity: 0.6;
  transform: none;
}

.contact-form-note {
  margin: 0.4rem 0 0;
  font-size: 0.92rem;
  color: var(--muted);
}

.contact-form-status {
  min-height: 1.5rem;
  margin: 0.3rem 0 0;
  font-size: 0.93rem;
}

.contact-form-status[data-state="sending"] {
  color: var(--accent);
}

.contact-form-status[data-state="success"] {
  color: var(--success);
}

.contact-form-status[data-state="error"] {
  color: var(--error);
}

/* Remove reveal animations - all sections always visible */
.reveal {
  opacity: 1;
  transform: none;
}

/* Keep pulse for status dots */
@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(124, 58, 237, 0.4);
  }

  70% {
    box-shadow: 0 0 0 14px rgba(124, 58, 237, 0);
  }

  100% {
    box-shadow: 0 0 0 0 rgba(124, 58, 237, 0);
  }
}

.status-dot {
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2.4s infinite;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 980px) {
  .process-grid {
    grid-template-columns: 1fr;
  }

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

  .section-heading {
    flex-direction: column;
  }

  .header-nav {
    display: none;
  }
}

@media (max-width: 760px) {
  .header-container {
    gap: 1rem;
  }

  .header-logo span {
    display: none;
  }

  .header-cta {
    display: none;
  }

  .page-shell {
    width: min(calc(100% - 1rem), var(--max-width));
    padding-top: 6rem;
  }

  .hero-panel,
  .manifesto-panel,
  .about-panel,
  .content-section,
  .cta-panel {
    padding: 1.2rem;
    border-radius: 24px;
  }

  .hero-topbar {
    align-items: flex-start;
    flex-direction: column;
    margin-bottom: 2rem;
  }

  .hero-controls {
    justify-content: flex-start;
  }

  .problem-grid,
  .fit-grid,
  .contact-form {
    grid-template-columns: 1fr;
  }

  h1 {
    max-width: 11ch;
    font-size: clamp(2.8rem, 12vw, 4.6rem);
  }

  h2 {
    max-width: 100%;
    font-size: clamp(1.9rem, 9vw, 2.7rem);
  }

  .language-switcher {
    width: fit-content;
  }
}