/* IDENTITAS — Design Tokens & Styles */
/* Art Direction: Dark, technical, premium. Deep navy/black + cyan/amber accents. */

:root {
  /* Type Scale */
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);
  --text-hero: clamp(3rem,     0.5rem  + 7vw,    8rem);

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Fonts */
  --font-display: 'Cabinet Grotesk', 'Helvetica Neue', sans-serif;
  --font-body: 'Satoshi', 'Inter', sans-serif;

  /* Colors — Dark theme (primary) */
  --color-bg: #0a0b0f;
  --color-surface: #12131a;
  --color-surface-2: #181a24;
  --color-surface-3: #1e2030;
  --color-border: #2a2d3e;
  --color-border-glow: rgba(0, 200, 220, 0.15);
  --color-text: #e8e9ed;
  --color-text-muted: #8b8d9a;
  --color-text-faint: #555770;

  /* Accent — Cyan (from the device LED ring) */
  --color-accent: #00c8dc;
  --color-accent-hover: #00e0f5;
  --color-accent-dim: rgba(0, 200, 220, 0.12);

  /* Secondary accent — Amber/Orange (warm side of LED ring) */
  --color-warm: #f59e0b;
  --color-warm-dim: rgba(245, 158, 11, 0.12);

  /* Gradient for the ring glow effect */
  --gradient-ring: linear-gradient(135deg, #00c8dc, #0891b2, #f59e0b, #ef4444);

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 60px rgba(0, 200, 220, 0.15);

  /* Easing */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in: cubic-bezier(0.4, 0, 1, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Content widths */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;
}

/* ===== GLOBAL ===== */

body {
  background: var(--color-bg);
  color: var(--color-text);
  overflow-x: hidden;
}

a {
  color: var(--color-accent);
  text-decoration: none;
}
a:hover {
  color: var(--color-accent-hover);
}

/* ===== NAVIGATION ===== */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space-4) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(10, 11, 15, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  transition: transform 300ms var(--ease-out), box-shadow 300ms var(--ease-out);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 300;
  color: var(--color-text-muted);
  letter-spacing: 0.35em;
  text-transform: uppercase;
}

.nav__logo-icon {
  width: 32px;
  height: 32px;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  list-style: none;
}

.nav__links a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-weight: 500;
}
.nav__links a:hover {
  color: var(--color-text);
}

.nav__cta {
  font-size: var(--text-sm) !important;
  color: var(--color-bg) !important;
  background: var(--color-accent);
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  font-weight: 600;
  letter-spacing: 0.05em;
  transition: background var(--transition-interactive), transform var(--transition-interactive);
}
.nav__cta:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
  color: var(--color-bg) !important;
}

.nav__mobile-toggle {
  display: none;
  color: var(--color-text);
  padding: var(--space-2);
}

/* ===== HERO ===== */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: var(--space-32) var(--space-6) var(--space-16);
}

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

.hero__bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(0, 200, 220, 0.08) 0%, transparent 60%),
              radial-gradient(ellipse at 30% 70%, rgba(245, 158, 11, 0.05) 0%, transparent 50%);
}

.hero__bg::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 600px;
  height: 600px;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(0, 200, 220, 0.06) 0%, transparent 70%);
  filter: blur(80px);
  animation: pulse-glow 6s ease-in-out infinite alternate;
}

@keyframes pulse-glow {
  from { opacity: 0.5; transform: translate(-50%, -50%) scale(0.9); }
  to   { opacity: 1;   transform: translate(-50%, -50%) scale(1.1); }
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: var(--content-wide);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
  width: 100%;
}

.hero__text {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: var(--color-accent-dim);
  border: 1px solid rgba(0, 200, 220, 0.2);
  padding: var(--space-1) var(--space-4);
  border-radius: var(--radius-full);
  width: fit-content;
}

.hero__title {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

.hero__title span {
  background: linear-gradient(135deg, var(--color-accent), #0891b2);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 520px;
  line-height: 1.6;
}

.hero__actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

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

.hero__image img {
  max-height: 560px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 0 40px rgba(0, 200, 220, 0.15));
}

/* ===== BUTTONS ===== */

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.03em;
  cursor: pointer;
  transition: all var(--transition-interactive);
  border: none;
  text-decoration: none;
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-bg);
}
.btn--primary:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(0, 200, 220, 0.3);
  color: var(--color-bg);
}
.btn--primary:active {
  transform: translateY(0);
}

.btn--outline {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.btn--outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-1px);
}

.btn--large {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
}

/* ===== SECTIONS ===== */

.section {
  padding: clamp(var(--space-16), 8vw, var(--space-32)) var(--space-6);
  position: relative;
}

.section__header {
  max-width: var(--content-default);
  margin: 0 auto var(--space-12);
  text-align: center;
}

.section__label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}

.section__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
}

.section__desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ===== PROBLEM SECTION ===== */

.problem {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.problem__grid {
  max-width: var(--content-wide);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.problem__card {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: border-color var(--transition-interactive);
}
.problem__card:hover {
  border-color: rgba(239, 68, 68, 0.3);
}

.problem__card-icon {
  font-size: 1.7rem;
  margin-bottom: var(--space-4);
}

.problem__card-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-3);
}

.problem__card-text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ===== SOLUTION / PRODUCT ===== */

.product__showcase {
  max-width: var(--content-wide);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}

.product__showcase--reverse {
  direction: rtl;
}
.product__showcase--reverse > * {
  direction: ltr;
}

.product__image {
  border-radius: var(--radius-2xl);
  overflow: hidden;
  position: relative;
}

.product__image img {
  width: 100%;
  height: auto;
  display: block;
}

.product__image::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-border-glow);
  pointer-events: none;
}

.product__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.product__info-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
}

.product__info-text {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
}

.product__specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
  margin-top: var(--space-2);
}

.spec {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.spec__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
  margin-top: 8px;
}

/* ===== TECHNOLOGY ===== */

.tech__grid {
  max-width: var(--content-wide);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

.tech__card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  text-align: center;
  transition: border-color var(--transition-interactive), transform var(--transition-interactive);
}
.tech__card:hover {
  border-color: var(--color-border-glow);
  transform: translateY(-2px);
}

.tech__card-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-4);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-dim);
  border-radius: var(--radius-lg);
  color: var(--color-accent);
}

.tech__card-title {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.03em;
  margin-bottom: var(--space-2);
}

.tech__card-text {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ===== MARKET SECTION ===== */

.market__grid {
  max-width: var(--content-wide);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.market__card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.market__card-value {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
}

.market__card-label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}

.market__card-text {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ===== USE CASES ===== */

.use-cases__grid {
  max-width: var(--content-wide);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.use-case {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  display: flex;
  gap: var(--space-6);
  align-items: flex-start;
  transition: border-color var(--transition-interactive);
}
.use-case:hover {
  border-color: var(--color-border-glow);
}

.use-case__icon {
  width: 56px;
  height: 56px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-dim);
  border-radius: var(--radius-lg);
  font-size: 1.5rem;
}

.use-case__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.use-case__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
}

.use-case__text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ===== INVESTMENT SECTION ===== */

.invest {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.invest__content {
  max-width: var(--content-wide);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: start;
}

.invest__details {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.invest__metric {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--color-border);
}

.invest__metric-label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.invest__metric-value {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--color-accent);
}

.invest__allocation {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
}

.invest__allocation-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-6);
}

.allocation__item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) 0;
  border-bottom: 1px solid rgba(42, 45, 62, 0.5);
}
.allocation__item:last-child {
  border-bottom: none;
}

.allocation__label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.allocation__bar-wrap {
  flex: 1;
  margin: 0 var(--space-4);
  height: 4px;
  background: var(--color-surface-3);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.allocation__bar {
  height: 100%;
  background: var(--gradient-ring);
  border-radius: var(--radius-full);
  transition: width 1s var(--ease-out);
}

.allocation__pct {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-accent);
  min-width: 40px;
  text-align: right;
}

/* ===== ROADMAP ===== */

.roadmap__timeline {
  max-width: var(--content-default);
  margin: 0 auto;
  position: relative;
  padding-left: var(--space-8);
}

.roadmap__timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-accent), var(--color-warm), var(--color-accent));
}

.roadmap__item {
  position: relative;
  padding-bottom: var(--space-10);
  padding-left: var(--space-6);
}

.roadmap__item::before {
  content: '';
  position: absolute;
  left: calc(-1 * var(--space-8) - 5px);
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 12px rgba(0, 200, 220, 0.4);
}

.roadmap__item-date {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}

.roadmap__item-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.roadmap__item-text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ===== CTA SECTION ===== */

.cta {
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 800px;
  height: 400px;
  transform: translate(-50%, -50%);
  background: radial-gradient(ellipse, rgba(0, 200, 220, 0.08), transparent 70%);
  filter: blur(60px);
  pointer-events: none;
}

.cta__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  margin-bottom: var(--space-4);
  position: relative;
}

.cta__text {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 560px;
  margin: 0 auto var(--space-8);
  position: relative;
}

.cta__actions {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  position: relative;
}

/* ===== FOOTER ===== */

.footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-8) var(--space-6);
}

.footer__inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer__text {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.footer__links {
  display: flex;
  gap: var(--space-6);
}

.footer__links a {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}
.footer__links a:hover {
  color: var(--color-text-muted);
}

/* ===== FULL-BLEED IMAGE BREAK ===== */

.image-break {
  width: 100%;
  position: relative;
  overflow: hidden;
}

.image-break img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  opacity: 0.6;
}

.image-break::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, var(--color-bg), transparent 20%, transparent 80%, var(--color-bg));
}

/* ===== SCROLL ANIMATIONS ===== */

.fade-in {
  opacity: 1;
}

@supports (animation-timeline: scroll()) {
  .fade-in {
    opacity: 0;
    animation: reveal-fade linear both;
    animation-timeline: view();
    animation-range: entry 0% entry 100%;
  }
}

@keyframes reveal-fade {
  to { opacity: 1; }
}

/* ===== WHY FINANCE SECTION ===== */

.why-finance {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.why-grid {
  max-width: var(--content-wide);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.why-card {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: border-color var(--transition-interactive);
}
.why-card:hover {
  border-color: var(--color-border-glow);
}

.why-card__number {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-accent);
  opacity: 0.3;
  line-height: 1;
  margin-bottom: var(--space-3);
}

.why-card__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-3);
}

.why-card__text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ===== FEATURE LIST ===== */

.feature-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  margin-top: var(--space-4);
}

.feature-item {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}

.feature-item__icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-dim);
  border-radius: var(--radius-md);
  color: var(--color-accent);
}

.feature-item__title {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 2px;
}

.feature-item__text {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ===== IP SECTION ===== */

.ip-section {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.ip-content {
  max-width: var(--content-wide);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--space-12);
  align-items: start;
}

.ip-desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

.ip-items {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding-top: var(--space-8);
}

.ip-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text);
  padding: var(--space-4);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.ip-item svg {
  color: var(--color-accent);
  flex-shrink: 0;
}

/* ===== PROBLEM CARD NUMBERS ===== */

.problem__card-number {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: #ef4444;
  line-height: 1;
  margin-bottom: var(--space-3);
}

/* ===== ABOUT SECTION ===== */

.about__content {
  max-width: var(--content-wide);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 0.6fr;
  gap: var(--space-12);
  align-items: start;
}

.about__text {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

.about__details {
  display: flex;
  gap: var(--space-8);
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
}

.about__detail {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.about__detail-label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-faint);
}

.about__detail-value {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
}

a.about__detail-value {
  color: var(--color-accent);
}

.founder-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
}

.founder-card__avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--color-accent-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}

.founder-card__name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
}

.founder-card__role {
  font-size: var(--text-sm);
  color: var(--color-accent);
  font-weight: 500;
}

.founder-card__bio {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ===== CTA NOTE ===== */

.cta__note {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-top: var(--space-4);
  position: relative;
}

/* ===== RESPONSIVE ===== */

@media (max-width: 1024px) {
  .hero__content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero__text {
    align-items: center;
  }
  .hero__subtitle {
    max-width: 100%;
  }
  .hero__actions {
    justify-content: center;
  }
  .hero__image {
    order: -1;
  }
  .hero__image img {
    max-height: 400px;
  }
  .tech__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .product__showcase,
  .invest__content {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  .product__showcase--reverse {
    direction: ltr;
  }
  .use-cases__grid {
    grid-template-columns: 1fr;
  }
  .why-grid {
    grid-template-columns: 1fr;
  }
  .ip-content {
    grid-template-columns: 1fr;
  }
  .about__content {
    grid-template-columns: 1fr;
  }
  .about__details {
    flex-wrap: wrap;
  }
}

@media (max-width: 768px) {
  .nav__links {
    display: none;
  }
  .nav__mobile-toggle {
    display: block;
  }
  .nav__links.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(10, 11, 15, 0.95);
    backdrop-filter: blur(16px);
    padding: var(--space-6);
    border-bottom: 1px solid var(--color-border);
  }
  .problem__grid {
    grid-template-columns: 1fr;
  }
  .market__grid {
    grid-template-columns: 1fr;
  }
  .tech__grid {
    grid-template-columns: 1fr 1fr;
  }
  .hero {
    min-height: auto;
    padding-top: var(--space-24);
  }
  .image-break img {
    height: 240px;
  }
}

@media (max-width: 480px) {
  .tech__grid {
    grid-template-columns: 1fr;
  }
  .product__specs {
    grid-template-columns: 1fr;
  }
  .hero__actions {
    flex-direction: column;
    width: 100%;
  }
  .hero__actions .btn {
    width: 100%;
    justify-content: center;
  }
  .footer__inner {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }
}


/* === Reduce hero font sizes (targeted fix) === */
.hero__title {
  font-size: clamp(1.9rem, 3.5vw, 2.8rem) !important;
}

.hero__subtitle {
  font-size: clamp(0.95rem, 1.4vw, 1.15rem) !important;
  max-width: 60ch;
}