/* ==========================================================================
   Innovationz — Technology Holding Company
   Design System: Classic Original Colors (Navy #010026 + Amber #ffba00 on Light Surfaces)
   ========================================================================== */

:root {
  /* Brand Colors */
  --navy:           #010026;
  --navy-deep:      #01001f;
  --navy-light:     #14104d;
  --amber:          #ffba00;
  --amber-deep:     #e0a300;
  --amber-text:     #8a6200;  /* amber dark enough for small text on white */
  --amber-glow:     rgba(255, 186, 0, 0.28);

  /* Surface & Base */
  --ink:            #10162b;
  --body:           #4a5c66;
  --muted:          #6d818b;
  --subtle:         #94a3b8;
  --line:           #e3e8ef;
  --line-soft:      #edf1f6;
  --surface:        #ffffff;
  --surface-2:      #f5f8fc;
  --surface-3:      #eef3f9;
  --surface-glass:  rgba(255, 255, 255, 0.92);

  /* Gradients */
  --gradient-brand:  linear-gradient(135deg, #010026 30%, #8a6200 100%);
  --gradient-accent: linear-gradient(135deg, #ffba00 0%, #e0a300 100%);
  --gradient-hero:   linear-gradient(180deg, #f5f8fc 0%, #ffffff 100%);

  /* Typography */
  --font-head:      'Plus Jakarta Sans', 'Poppins', system-ui, -apple-system, sans-serif;
  --font-body:      'Inter', system-ui, -apple-system, sans-serif;
  --font-mono:      'JetBrains Mono', monospace;

  /* Layout & Spacing */
  --wrap:           1200px;
  --radius-sm:      6px;
  --radius-md:      10px;
  --radius-lg:      16px;
  --radius-xl:      22px;
  --radius-full:    9999px;

  --header-height:  76px;
  --anchor-offset:  86px;

  /* Elevation & Shadows */
  --shadow-sm:      0 1px 3px rgba(16, 22, 43, 0.04), 0 4px 12px rgba(16, 22, 43, 0.03);
  --shadow-md:      0 2px 6px rgba(16, 22, 43, 0.04), 0 10px 24px rgba(16, 22, 43, 0.06);
  --shadow-lg:      0 20px 45px rgba(16, 22, 43, 0.10);
  --shadow-card:    0 1px 2px rgba(16, 22, 43, 0.04), 0 6px 20px rgba(16, 22, 43, 0.05);
}

/* ---------- RESET & BASE ---------- */

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--anchor-offset);
  background-color: var(--surface);
  color-scheme: light;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16.5px;
  line-height: 1.7;
  color: var(--body);
  background-color: var(--surface);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  position: relative;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-head);
  color: var(--navy);
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.025em;
}

h1 { font-size: clamp(2.3rem, 5vw, 3.8rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(1.75rem, 3.4vw, 2.5rem); }
h3 { font-size: clamp(1.18rem, 1.8vw, 1.4rem); }

p { margin-bottom: 1.1em; }
p:last-child { margin-bottom: 0; }

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

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

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: 24px;
}

/* Accessibility */
.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--amber);
  color: var(--navy);
  padding: 12px 20px;
  font-family: var(--font-head);
  font-weight: 600;
  z-index: 1000;
  border-radius: var(--radius-sm);
}
.skip:focus { left: 24px; top: 24px; }

:focus-visible {
  outline: 3px solid var(--amber-deep);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* ---------- UTILITY STYLES ---------- */

.gradient-text {
  color: var(--navy);
  background: linear-gradient(transparent 62%, rgba(255, 186, 0, 0.4) 62%);
  display: inline;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber-text);
  background: rgba(255, 186, 0, 0.12);
  border: 1px solid rgba(255, 186, 0, 0.3);
  padding: 6px 14px;
  border-radius: var(--radius-full);
}

.pill--accent {
  color: var(--amber-text);
  background: rgba(255, 186, 0, 0.14);
  border-color: rgba(255, 186, 0, 0.4);
}

.pill--mono {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--muted);
  background: var(--surface-3);
  border-color: var(--line);
}

.pill__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--amber);
  box-shadow: 0 0 6px var(--amber);
  animation: pulse-dot 2s infinite ease-in-out;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

/* ---------- BUTTONS ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.94rem;
  padding: 13px 26px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
  text-decoration: none;
  white-space: nowrap;
}

.btn--primary {
  background: var(--navy);
  color: #ffffff;
  border: 2px solid var(--navy);
  box-shadow: 0 4px 14px rgba(1, 0, 38, 0.15);
}

.btn--primary:hover {
  background: var(--navy-light);
  border-color: var(--navy-light);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(1, 0, 38, 0.22);
}

.btn--primary.btn--glow:hover {
  box-shadow: 0 0 20px rgba(255, 186, 0, 0.35), 0 10px 24px rgba(1, 0, 38, 0.22);
}

.btn--secondary {
  background: var(--surface);
  color: var(--ink);
  border: 2px solid var(--line);
}

.btn--secondary:hover {
  background: var(--surface-2);
  border-color: var(--ink);
  transform: translateY(-2px);
  color: var(--ink);
}

.btn--lg {
  padding: 15px 34px;
  font-size: 1.02rem;
}

.btn--sm {
  padding: 9px 20px;
  font-size: 0.86rem;
}

/* ---------- HEADER & NAVIGATION ---------- */

.site-head {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--surface-glass);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  transition: background 0.2s ease, border-color 0.2s ease;
}

.site-head__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-height);
  gap: 24px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo__mark {
  height: 38px;
  width: auto;
  display: block;
}

.logo__text {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  color: var(--navy);
}

.nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav a {
  font-family: var(--font-head);
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--body);
  position: relative;
  padding: 6px 0;
}

.nav a:hover {
  color: var(--navy);
}

.nav a[data-spy].is-active {
  color: var(--navy);
  font-weight: 600;
}

.nav a[data-spy].is-active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--amber);
  border-radius: 2px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  padding: 8px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition: transform 0.22s ease, opacity 0.22s ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- HERO SECTION ---------- */

.hero {
  position: relative;
  overflow: hidden;
  background: var(--gradient-hero);
  padding: clamp(65px, 8vw, 115px) 0 clamp(55px, 7vw, 95px);
  border-bottom: 1px solid var(--line);
}

.hero__ambient {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.hero__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.5;
  pointer-events: none;
}

.hero__glow--1 {
  width: 550px;
  height: 550px;
  left: 15%;
  top: -180px;
  background: radial-gradient(circle, rgba(255, 186, 0, 0.22) 0%, rgba(255, 186, 0, 0.05) 60%, transparent 80%);
}

.hero__glow--2 {
  width: 450px;
  height: 450px;
  right: 10%;
  top: 20%;
  background: radial-gradient(circle, rgba(96, 130, 255, 0.16) 0%, transparent 70%);
}

.hero__grid-pattern {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(16, 22, 43, 0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(16, 22, 43, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at 50% 40%, rgba(0, 0, 0, 1) 0%, rgba(0, 0, 0, 0) 80%);
  -webkit-mask-image: radial-gradient(circle at 50% 40%, rgba(0, 0, 0, 1) 0%, rgba(0, 0, 0, 0) 80%);
}

.hero__inner {
  position: relative;
  max-width: 960px;
}

.hero__meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 22px;
}

.hero__title {
  margin-bottom: 22px;
  font-weight: 800;
  line-height: 1.14;
  color: var(--navy);
}

.hero__text {
  font-size: clamp(1.08rem, 1.7vw, 1.25rem);
  line-height: 1.65;
  color: var(--body);
  max-width: 780px;
  margin-bottom: 36px;
}

.hero__actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 50px;
}

/* Stats band */
.hero__stats {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px 36px;
  padding: 24px 32px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
}

.hero__stat {
  display: flex;
  flex-direction: column;
}

.hero__stat-value {
  font-family: var(--font-head);
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--navy);
  line-height: 1.1;
}

.hero__stat-label {
  font-size: 0.82rem;
  color: var(--muted);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
}

.hero__stat-divider {
  width: 1px;
  height: 36px;
  background: var(--line);
}

/* ---------- SECTION GENERAL ---------- */

.section {
  padding: clamp(55px, 7vw, 90px) 0;
  position: relative;
  background-color: var(--surface);
}

.section--border {
  border-bottom: 1px solid var(--line);
}

.section--dark {
  background: var(--surface-2);
  border-bottom: 1px solid var(--line);
}

.section__header {
  max-width: 780px;
  margin-bottom: 44px;
}

.section__badge {
  margin-bottom: 14px;
}

.section__title {
  margin-bottom: 14px;
  color: var(--navy);
}

.section__lede {
  font-size: clamp(1.04rem, 1.4vw, 1.16rem);
  line-height: 1.65;
  color: var(--body);
}

/* ---------- ABOUT SECTION ---------- */

.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.about-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 34px 28px;
  box-shadow: var(--shadow-card);
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
  overflow: hidden;
}

.about-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 186, 0, 0.55);
  box-shadow: var(--shadow-lg);
}

.about-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  background: rgba(255, 186, 0, 0.12);
  border: 1px solid rgba(255, 186, 0, 0.3);
  color: var(--amber-text);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.about-card__eyebrow {
  position: absolute;
  top: 38px;
  right: 28px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.about-card h3 {
  font-size: 1.3rem;
  margin-bottom: 10px;
  color: var(--navy);
}

.about-card p {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--body);
}

/* ---------- VENTURES SECTION (6 Platforms) ---------- */

.ventures-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.venture-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
  display: flex;
  flex-direction: column;
}

.venture-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 186, 0, 0.55);
  box-shadow: var(--shadow-lg);
}

.venture-card__preview {
  position: relative;
  background: var(--surface-2);
  overflow: hidden;
  aspect-ratio: 16 / 9;
  border-bottom: 1px solid var(--line);
}

.venture-card__preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform 0.4s ease;
}

.venture-card:hover .venture-card__preview img {
  transform: scale(1.03);
}

.venture-card__badge-wrap {
  position: absolute;
  top: 14px;
  right: 14px;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-head);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  backdrop-filter: blur(8px);
  box-shadow: 0 2px 8px rgba(1, 0, 38, 0.16);
}

.status-badge--active {
  background: rgba(232, 248, 242, 0.5);
  border: 1px solid #8bd8bd;
  color: #065f46;
}

.status-badge--infra {
  background: rgba(238, 241, 248, 0.5);
  border: 1px solid #aab6d0;
  color: var(--navy);
}

.status-badge--engine {
  background: rgba(255, 246, 217, 0.5);
  border: 1px solid #e8c760;
  color: var(--amber-text);
}

.venture-card__body {
  padding: 26px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.venture-card__meta {
  margin-bottom: 8px;
}

.venture-card__category {
  font-family: var(--font-head);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--amber-text);
}

.venture-card__name {
  font-size: 1.5rem;
  margin-bottom: 8px;
  color: var(--navy);
}

.venture-card__desc {
  font-size: 0.94rem;
  line-height: 1.6;
  color: var(--body);
  margin-bottom: 20px;
}

.venture-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
}

.venture-card__tags span {
  font-size: 0.76rem;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background: var(--surface-3);
  border: 1px solid var(--line);
  color: var(--muted);
}

/* ---------- BUILD MODEL SECTION ---------- */

.model-timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.model-step {
  position: relative;
  display: flex;
  flex-direction: column;
}

.model-step__indicator {
  display: flex;
  align-items: center;
  margin-bottom: 18px;
  position: relative;
}

.model-step__num {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--navy);
  background: var(--surface);
  border: 2px solid var(--amber);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  box-shadow: 0 0 10px rgba(255, 186, 0, 0.25);
}

.model-step__line {
  position: absolute;
  left: 44px;
  right: -22px;
  top: 50%;
  height: 2px;
  background: linear-gradient(90deg, var(--amber) 0%, var(--line) 100%);
  z-index: 1;
}

.model-step__content {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 26px 22px;
  box-shadow: var(--shadow-card);
  flex: 1;
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}

.model-step:hover .model-step__content {
  transform: translateY(-3px);
  border-color: rgba(255, 186, 0, 0.55);
  box-shadow: var(--shadow-md);
}

.model-step__icon {
  color: var(--amber-text);
  margin-bottom: 12px;
}

.model-step h3 {
  font-size: 1.25rem;
  margin-bottom: 4px;
  color: var(--navy);
}

.model-step__subtitle {
  font-family: var(--font-head);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 8px;
}

.model-step__detail {
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--body);
}

/* ---------- TECHNOLOGY & SPECIALITIES (8 Specialities) ---------- */

.tech-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.tech-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 28px 24px;
  box-shadow: var(--shadow-card);
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}

.tech-card:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 186, 0, 0.55);
  box-shadow: var(--shadow-md);
}

.tech-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.tech-card__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: rgba(1, 0, 38, 0.05);
  border: 1px solid var(--line);
  color: var(--navy);
  display: flex;
  align-items: center;
  justify-content: center;
}

.tech-card__tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
  text-transform: uppercase;
}

.tech-card h3 {
  font-size: 1.2rem;
  margin-bottom: 8px;
  color: var(--navy);
}

.tech-card p {
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--body);
}

/* ---------- VISION SECTION (Accent Callout) ---------- */

.vision-box {
  position: relative;
  background: var(--navy);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-xl);
  padding: clamp(48px, 6vw, 76px) clamp(32px, 5vw, 64px);
  text-align: center;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  color: #ffffff;
}

.vision-box__glow {
  position: absolute;
  width: 450px;
  height: 450px;
  top: -225px;
  left: calc(50% - 225px);
  background: radial-gradient(circle, rgba(255, 186, 0, 0.25), transparent 70%);
  filter: blur(80px);
  pointer-events: none;
}

.vision-box__badge {
  margin-bottom: 22px;
}

.vision-box__badge .pill {
  background: rgba(255, 186, 0, 0.15);
  border-color: rgba(255, 186, 0, 0.4);
  color: var(--amber);
}

.vision-quote {
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 3.2vw, 2.6rem);
  font-weight: 700;
  line-height: 1.25;
  color: #ffffff;
  max-width: 900px;
  margin: 0 auto 24px;
  letter-spacing: -0.025em;
}

.vision-desc {
  font-size: clamp(1.02rem, 1.4vw, 1.18rem);
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.78);
  max-width: 800px;
  margin: 0 auto 44px;
}

.vision-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding-top: 36px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  text-align: left;
}

.vision-meta__item strong {
  display: block;
  font-family: var(--font-head);
  font-size: 0.98rem;
  color: var(--amber);
  margin-bottom: 4px;
}

.vision-meta__item span {
  font-size: 0.86rem;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.5;
}

/* ---------- FUTURE VENTURES SECTION ---------- */

.future-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.future-card {
  background: var(--surface);
  border: 2px dashed var(--line);
  border-radius: var(--radius-xl);
  padding: 30px 26px;
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}

.future-card:hover {
  transform: translateY(-3px);
  border-color: var(--amber-deep);
  border-style: solid;
  box-shadow: var(--shadow-md);
}

.future-card__badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--amber-text);
  background: rgba(255, 186, 0, 0.12);
  border: 1px solid rgba(255, 186, 0, 0.3);
  padding: 3px 10px;
  border-radius: var(--radius-sm);
  margin-bottom: 14px;
}

.future-card h3 {
  font-size: 1.25rem;
  margin-bottom: 8px;
  color: var(--navy);
}

.future-card p {
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--body);
}

/* ---------- CONTACT SECTION ---------- */

.contact-layout {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 36px;
  align-items: start;
}

.contact-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 22px 22px 18px;
  box-shadow: var(--shadow-card);
}

.field {
  margin-bottom: 20px;
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.field label {
  display: block;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--ink);
  margin-bottom: 7px;
}

.field label .req {
  color: var(--amber-text);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.98rem;
  color: var(--ink);
  padding: 13px 16px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.field input::placeholder,
.field textarea::placeholder {
  color: var(--subtle);
}

.field textarea {
  resize: vertical;
  min-height: 130px;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--amber-deep);
  box-shadow: 0 0 0 4px rgba(255, 186, 0, 0.2);
}

.contact-form__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px 16px;
  margin-top: 4px;
}

.form-disclaimer {
  font-size: 0.84rem;
  color: var(--muted);
}

.form-disclaimer a {
  color: var(--ink);
  text-decoration: underline;
}

/* Status message */
.form-status {
  margin-top: 16px;
  min-height: 1.4em;
  font-size: 0.94rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
}

.form-status.is-ok {
  color: #065f46;
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  padding: 10px 14px;
}

.form-status.is-err {
  color: #991b1b;
  background: #fef2f2;
  border: 1px solid #fecaca;
  padding: 10px 14px;
}

/* Honeypot hidden input */
.hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* Contact Aside */
.contact-aside {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 36px 32px;
  box-shadow: var(--shadow-card);
}

.contact-aside__block {
  margin-bottom: 0;
}

.aside-label {
  display: block;
  font-family: var(--font-head);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber-text);
  margin-bottom: 8px;
}

.aside-primary {
  font-family: var(--font-head);
  font-size: 1.18rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 4px;
}

.aside-primary a {
  color: var(--navy);
}

.aside-primary a:hover {
  color: var(--amber-text);
}

.aside-secondary {
  font-size: 0.9rem;
  color: var(--muted);
}

.aside-secondary a {
  color: var(--body);
}

.aside-secondary a:hover {
  color: var(--ink);
}

.aside-address {
  font-style: normal;
  font-size: 0.94rem;
  line-height: 1.6;
  color: var(--body);
}

.aside-address strong {
  color: var(--ink);
}

.aside-text {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--muted);
}

.link-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--navy);
  padding: 8px 14px;
  border-radius: var(--radius-md);
  background: var(--surface-2);
  border: 1px solid var(--line);
  transition: all 0.2s ease;
}

.link-badge:hover {
  background: var(--surface-3);
  border-color: var(--amber-deep);
  color: var(--navy);
}

.contact-aside__divider {
  height: 1px;
  background: var(--line-soft);
  margin: 24px 0;
}

/* ---------- FOOTER ---------- */

.site-foot {
  background: var(--surface-2);
  border-top: 1px solid var(--line);
  padding: clamp(60px, 8vw, 85px) 0 36px;
  font-size: 0.92rem;
}

.foot__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
  gap: 40px;
  padding-bottom: 44px;
}

.foot__brand .logo {
  margin-bottom: 14px;
}

.foot__tagline {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.6;
  max-width: 34ch;
  margin-bottom: 20px;
}

.social-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--body);
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 6px 14px;
  border-radius: var(--radius-full);
}

.social-badge:hover {
  color: var(--navy);
  border-color: var(--amber-deep);
  background: #ffffff;
}

.foot__col h2 {
  font-family: var(--font-head);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--navy);
  margin-bottom: 18px;
}

.foot__col ul {
  list-style: none;
}

.foot__col li {
  margin-bottom: 11px;
}

.foot__col a {
  color: var(--body);
}

.foot__col a:hover {
  color: var(--navy);
}

.foot__subtext {
  font-size: 0.82rem;
  color: var(--muted);
}

.foot__contact li {
  line-height: 1.55;
  margin-bottom: 14px;
}

.foot__contact .contact__label {
  display: block;
  font-family: var(--font-head);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber-text);
  margin-bottom: 2px;
}

.foot__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: nowrap;
  gap: 16px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
  font-size: 0.86rem;
  color: var(--muted);
}

.foot__bar p {
  margin: 0;
  white-space: nowrap;
}

.foot__bar-links {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  white-space: nowrap;
  margin-left: auto;
}

.foot__bar-links a {
  color: var(--muted);
}

.foot__bar-links a:hover {
  color: var(--navy);
}

.back-to-top {
  position: fixed;
  right: 24px;
  bottom: calc(24px + env(safe-area-inset-bottom));
  z-index: 90;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 15px;
  border: 1px solid rgba(255, 186, 0, 0.5);
  border-radius: var(--radius-full);
  color: var(--navy);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow-md);
  font-family: var(--font-head);
  font-size: 0.78rem;
  font-weight: 700;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity 0.2s ease, transform 0.2s ease, background-color 0.2s ease;
}

.back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--amber);
}

/* ---------- LEGAL & PROSE PAGES ---------- */

.page-head {
  padding: clamp(55px, 7vw, 85px) 0 clamp(35px, 5vw, 55px);
  border-bottom: 1px solid var(--line);
  background: var(--gradient-hero);
}

.page-head__lede {
  font-size: 1.1rem;
  color: var(--body);
  margin-top: 10px;
}

.prose {
  max-width: 820px;
  color: var(--body);
}

.prose h2 {
  font-size: 1.45rem;
  margin-top: 2em;
  margin-bottom: 0.8em;
  color: var(--navy);
}

.prose h2:first-child {
  margin-top: 0;
}

.prose p {
  margin-bottom: 1.3em;
  line-height: 1.7;
}

.prose ul {
  padding-left: 24px;
  margin-bottom: 1.4em;
}

.prose li {
  margin-bottom: 0.6em;
  line-height: 1.65;
}

.prose a {
  color: var(--navy);
  text-decoration: underline;
  text-decoration-color: var(--amber);
  text-underline-offset: 3px;
}

.prose a:hover {
  color: var(--amber-text);
}

/* ---------- ERROR 404 ---------- */

.error404 {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
  padding: 60px 0;
}

.error404__code {
  font-family: var(--font-head);
  font-size: clamp(6rem, 20vw, 10rem);
  font-weight: 800;
  line-height: 1;
  color: var(--navy);
  margin-bottom: 14px;
}

.error404__title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin-bottom: 12px;
  color: var(--ink);
}

.error404__lede {
  color: var(--body);
  font-size: 1.08rem;
  margin-bottom: 30px;
}

.error404__actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.error404__links {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

.error404__links a {
  color: var(--muted);
  font-size: 0.92rem;
}

.error404__links a:hover {
  color: var(--navy);
}

/* ---------- RESPONSIVE BREAKPOINTS ---------- */

@media (max-width: 1080px) {
  .ventures-grid { grid-template-columns: repeat(2, 1fr); }
  .tech-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: repeat(2, 1fr); }
  .about-card:last-child { grid-column: span 2; }
  .future-grid { grid-template-columns: repeat(2, 1fr); }
  .future-card:last-child { grid-column: span 2; }
  .model-timeline { grid-template-columns: repeat(2, 1fr); gap: 32px 22px; }
  .model-step:nth-child(2) .model-step__line { display: none; }
  .foot__grid { grid-template-columns: 1fr 1fr; gap: 36px; }
}

@media (max-width: 860px) {
  .ventures-grid { grid-template-columns: 1fr; }
  .contact-layout { grid-template-columns: 1fr; }
  .vision-meta { grid-template-columns: 1fr; gap: 18px; }
  .hero__stats { gap: 16px; justify-content: space-between; }
  .hero__stat-divider { display: none; }
}

@media (max-width: 768px) {
  body { font-size: 15px; }

  .back-to-top {
    right: 16px;
    bottom: calc(16px + env(safe-area-inset-bottom));
  }

  .nav-toggle { display: flex; }

  .nav {
    position: absolute;
    inset: var(--header-height) 0 auto;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-lg);
    padding: 12px 24px 28px;
    display: none;
  }

  .nav.is-open { display: flex; }

  .nav a {
    padding: 14px 0;
    border-bottom: 1px solid var(--line-soft);
    font-size: 1rem;
  }

  .nav a[data-spy].is-active::after { display: none; }

  .about-grid { grid-template-columns: 1fr; }
  .about-card:last-child { grid-column: auto; }
  .tech-grid { grid-template-columns: 1fr; }
  .future-grid { grid-template-columns: 1fr; }
  .future-card:last-child { grid-column: auto; }
  .model-timeline { grid-template-columns: 1fr; }
  .model-step__line { display: none; }
  .field-row { grid-template-columns: 1fr; gap: 0; }
  .foot__grid { grid-template-columns: 1fr; }
  .hero__actions .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
}