/* ==========================================================================
   Uptonomy7 — Design System
   Palette: near-black + off-white, single red accent (industrial/alert)
   Type: Space Grotesk (display/headings) + Inter (body/UI)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600;700&display=swap');

:root {
  /* Color tokens */
  --color-bg: #0B0C0E;
  --color-surface: #141619;
  --color-surface-2: #1C1F23;
  --color-border-dark: rgba(255, 255, 255, 0.12);

  --color-bg-light: #F3F1EC;
  --color-surface-light: #FFFFFF;
  --color-border-light: rgba(10, 10, 10, 0.1);

  --color-text: #F6F5F2;
  --color-text-muted: #9CA2A9;
  --color-text-dark: #121316;
  --color-text-dark-muted: #5B6168;

  --color-accent: #E8291C;
  --color-accent-hover: #C91F14;
  --color-on-accent: #FFFFFF;

  --color-focus-ring: #4DA3FF;

  /* Type scale */
  --font-display: 'Space Grotesk', 'Arial Black', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --fs-hero: clamp(2.5rem, 6vw, 5.5rem);
  --fs-h1: clamp(2.25rem, 4.5vw, 3.75rem);
  --fs-h2: clamp(1.75rem, 3vw, 2.75rem);
  --fs-h3: clamp(1.25rem, 2vw, 1.5rem);
  --fs-body-lg: 1.125rem;
  --fs-body: 1rem;
  --fs-small: 0.875rem;
  --fs-label: 0.8125rem;

  /* Spacing (8px rhythm) */
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4rem;
  --space-7: 6rem;
  --space-8: 8rem;

  --radius-sm: 4px;
  --radius-md: 8px;
  --container-max: 1280px;

  --ease-standard: cubic-bezier(0.4, 0, 0.2, 1);
  --duration-fast: 150ms;
  --duration-base: 250ms;
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--color-bg-light);
  color: var(--color-text-dark);
  font-size: var(--fs-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
button { font: inherit; cursor: pointer; }
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0;
}
p { margin: 0; }

@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;
  }
}

/* ---- Focus states (accessibility) ---- */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--color-focus-ring);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* ---- Skip link ---- */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-accent);
  color: #fff;
  padding: var(--space-2) var(--space-3);
  z-index: 1000;
  font-weight: 600;
}
.skip-link:focus {
  left: var(--space-2);
  top: var(--space-2);
}

/* ---- Layout helpers ---- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-3);
}
@media (min-width: 768px) {
  .container { padding-inline: var(--space-5); }
}

.section { padding-block: var(--space-7); }
.section--tight { padding-block: var(--space-6); }
.section--dark { background: var(--color-bg); color: var(--color-text); }
.section--surface { background: var(--color-surface); color: var(--color-text); }
.section--light { background: var(--color-bg-light); color: var(--color-text-dark); }
.section--white { background: var(--color-surface-light); color: var(--color-text-dark); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-family: var(--font-body);
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}
.eyebrow::before {
  content: "";
  width: 18px;
  height: 2px;
  background: var(--color-accent);
  display: inline-block;
}

.text-muted { color: var(--color-text-muted); }
.section--light .text-muted,
.section--white .text-muted { color: var(--color-text-dark-muted); }

.lede {
  font-size: var(--fs-body-lg);
  max-width: 62ch;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.9rem 1.5rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: var(--fs-body);
  border: 1px solid transparent;
  transition: background var(--duration-base) var(--ease-standard),
              color var(--duration-base) var(--ease-standard),
              border-color var(--duration-base) var(--ease-standard),
              transform var(--duration-fast) var(--ease-standard);
  cursor: pointer;
}
.btn:active { transform: scale(0.98); }
.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 50%;
  background: currentColor;
  flex-shrink: 0;
}
.btn-icon svg { width: 0.9rem; height: 0.9rem; }

.btn--primary {
  background: var(--color-accent);
  color: #fff;
}
.btn--primary .btn-icon { background: rgba(255,255,255,0.2); color: #fff; }
.btn--primary:hover { background: var(--color-accent-hover); }

.btn--light {
  background: #fff;
  color: var(--color-text-dark);
}
.btn--light .btn-icon { background: var(--color-accent); color: #fff; }
.btn--light:hover { background: #E7E5E0; }

.btn--outline {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border-dark);
}
.btn--outline .btn-icon { background: var(--color-text); color: var(--color-bg); }
.btn--outline:hover { border-color: var(--color-text); }

.btn--outline-dark {
  background: transparent;
  color: var(--color-text-dark);
  border-color: var(--color-border-light);
}
.btn--outline-dark .btn-icon { background: var(--color-text-dark); color: #fff; }
.btn--outline-dark:hover { border-color: var(--color-text-dark); }

/* ---- Header / Nav ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 12, 14, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border-dark);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding-block: var(--space-2);
}
.nav__logo img { height: 22px; width: auto; }
.nav__links {
  display: none;
  align-items: center;
  gap: var(--space-4);
}
.nav__links a {
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--color-text-muted);
  transition: color var(--duration-base) var(--ease-standard);
  padding-block: 0.25rem;
  border-bottom: 2px solid transparent;
}
.nav__links a:hover,
.nav__links a[aria-current="page"] {
  color: var(--color-text);
  border-color: var(--color-accent);
}
.nav__cta { display: none; }
.nav__toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-sm);
  color: var(--color-text);
}
.nav__toggle svg { width: 20px; height: 20px; }

.nav__mobile {
  display: none;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3) var(--space-4);
  border-top: 1px solid var(--color-border-dark);
}
.nav__mobile.is-open { display: flex; }
.nav__mobile a {
  padding: var(--space-2) 0;
  font-weight: 600;
  font-size: var(--fs-body-lg);
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border-dark);
}
.nav__mobile .btn { margin-top: var(--space-2); justify-content: center; }

@media (min-width: 1024px) {
  .nav__links { display: flex; }
  .nav__cta { display: inline-flex; }
  .nav__toggle { display: none; }
  .nav__mobile { display: none !important; }
}

/* ---- Hero ---- */
.hero {
  position: relative;
  min-height: 86vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--color-bg);
  color: #fff;
}
.hero__media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero__scrim {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(0deg, rgba(5,6,7,0.92) 0%, rgba(5,6,7,0.55) 45%, rgba(5,6,7,0.35) 100%),
    linear-gradient(90deg, rgba(5,6,7,0.5) 0%, rgba(5,6,7,0) 55%);
}
.hero__bar {
  position: absolute;
  left: 0;
  top: var(--space-6);
  width: 10px;
  height: 120px;
  background: var(--color-accent);
}
.hero__content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding-block: var(--space-6) var(--space-5);
  display: grid;
  gap: var(--space-4);
}
@media (min-width: 1024px) {
  .hero__content {
    grid-template-columns: 1.4fr 1fr;
    align-items: end;
  }
}
.hero__title {
  font-size: var(--fs-hero);
  max-width: 16ch;
}
.hero__title em {
  font-style: normal;
  color: var(--color-accent);
}
.hero__meta {
  max-width: 34ch;
  border-top: 1px solid rgba(255,255,255,0.25);
  padding-top: var(--space-3);
  font-size: var(--fs-body);
  color: rgba(255,255,255,0.85);
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

/* ---- Page header (non-home pages) ---- */
.page-header {
  background: var(--color-bg);
  color: var(--color-text);
  padding-block: var(--space-7) var(--space-6);
  position: relative;
}
.page-header::before {
  content: "";
  position: absolute;
  left: 0; top: var(--space-5);
  width: 10px; height: 80px;
  background: var(--color-accent);
}
.page-header h1 { font-size: var(--fs-h1); max-width: 20ch; }
.page-header .lede { color: var(--color-text-muted); margin-top: var(--space-3); }

/* ---- Stats strip ---- */
.stats {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: repeat(2, 1fr);
}
@media (min-width: 768px) {
  .stats { grid-template-columns: repeat(4, 1fr); }
}
.stat {
  border-top: 1px solid var(--color-border-dark);
  padding-top: var(--space-2);
}
.section--light .stat,
.section--white .stat { border-color: var(--color-border-light); }
.stat__value {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
}
.stat__label {
  margin-top: var(--space-1);
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  letter-spacing: 0.02em;
}
.section--light .stat__label,
.section--white .stat__label { color: var(--color-text-dark-muted); }

/* ---- Section heading row ---- */
.section-head {
  display: grid;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}
@media (min-width: 900px) {
  .section-head {
    grid-template-columns: 1.2fr 1fr;
    align-items: end;
    justify-content: space-between;
  }
}
.section-head h2 { font-size: var(--fs-h2); max-width: 16ch; }

/* ---- Card grid (Areas of Operation / Industries) ---- */
.grid {
  display: grid;
  gap: 1px;
  background: var(--color-border-dark);
  border: 1px solid var(--color-border-dark);
}
.section--light .grid,
.section--white .grid { background: var(--color-border-light); border-color: var(--color-border-light); }

.grid--2 { grid-template-columns: 1fr; }
.grid--3 { grid-template-columns: 1fr; }
.grid--4 { grid-template-columns: 1fr; }
@media (min-width: 640px) {
  .grid--2 { grid-template-columns: repeat(2, 1fr); }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 900px) {
  .grid--3 { grid-template-columns: repeat(3, 1fr); }
  .grid--4 { grid-template-columns: repeat(4, 1fr); }
}

.card {
  background: var(--color-bg);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  transition: background var(--duration-base) var(--ease-standard);
}
.section--light .card,
.section--white .card { background: var(--color-surface-light); }
.card:hover { background: var(--color-surface); }
.section--light .card:hover,
.section--white .card:hover { background: var(--color-bg-light); }

.card__icon {
  width: 48px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md);
  color: var(--color-accent);
}
.section--light .card__icon,
.section--white .card__icon { border-color: var(--color-border-light); }
.card__icon svg { width: 24px; height: 24px; }

.card h3 { font-size: var(--fs-h3); margin-top: var(--space-1); }
.card p { color: var(--color-text-muted); font-size: var(--fs-small); }
.section--light .card p,
.section--white .card p { color: var(--color-text-dark-muted); }

.card__link {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  font-size: var(--fs-small);
  font-weight: 600;
  padding-top: var(--space-2);
}
.card__link svg { width: 14px; height: 14px; transition: transform var(--duration-base) var(--ease-standard); }
.card:hover .card__link svg { transform: translateX(3px); }

/* ---- Numbered process rows ---- */
.steps { border-top: 1px solid var(--color-border-light); }
.step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-3);
  align-items: start;
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--color-border-light);
}
@media (min-width: 768px) {
  .step { grid-template-columns: 70px 1fr 1.3fr; gap: var(--space-4); }
}
.step__num {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-accent);
}
.step__title { font-size: var(--fs-h3); }
.step__desc { color: var(--color-text-dark-muted); }

/* ---- Split band (Why Uptonomy7 / media + text) ---- */
.split {
  display: grid;
  gap: var(--space-5);
  align-items: center;
}
@media (min-width: 900px) {
  .split { grid-template-columns: 1fr 1fr; gap: var(--space-6); }
  .split--reverse { direction: rtl; }
  .split--reverse > * { direction: ltr; }
}
.split__media {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4/3;
}
.split__media img { width: 100%; height: 100%; object-fit: cover; }
.split__list { margin-top: var(--space-4); display: grid; gap: var(--space-2); }
.split__list li {
  display: flex;
  gap: var(--space-2);
  align-items: flex-start;
  font-size: var(--fs-small);
}
.split__list svg { width: 18px; height: 18px; color: var(--color-accent); flex-shrink: 0; margin-top: 2px; }

/* ---- CTA banner ---- */
.cta-banner {
  background: var(--color-accent);
  color: #fff;
  border-radius: var(--radius-md);
  padding: var(--space-5);
  display: grid;
  gap: var(--space-3);
  text-align: center;
  justify-items: center;
}
@media (min-width: 768px) {
  .cta-banner {
    text-align: left;
    grid-template-columns: 1fr auto;
    align-items: center;
    justify-items: stretch;
    padding: var(--space-5) var(--space-6);
  }
}
.cta-banner h2 { font-size: var(--fs-h2); color: #fff; }
.cta-banner .btn--light:hover { background: var(--color-bg); color: #fff; }

/* ---- Footer ---- */
.site-footer {
  background: var(--color-bg);
  color: var(--color-text-muted);
  padding-block: var(--space-6) var(--space-4);
  border-top: 1px solid var(--color-border-dark);
}
.footer__top {
  display: grid;
  gap: var(--space-5);
  padding-bottom: var(--space-5);
  border-bottom: 1px solid var(--color-border-dark);
}
@media (min-width: 768px) {
  .footer__top { grid-template-columns: 1.4fr repeat(3, 1fr); }
}
.footer__logo img { height: 20px; width: auto; margin-bottom: var(--space-2); }
.footer__brand p { max-width: 36ch; font-size: var(--fs-small); }
.footer__heading {
  font-size: var(--fs-label);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text);
  margin-bottom: var(--space-2);
  font-weight: 600;
}
.footer__links { display: grid; gap: 0.6rem; }
.footer__links a { font-size: var(--fs-small); transition: color var(--duration-base); }
.footer__links a:hover { color: var(--color-text); }
.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: space-between;
  padding-top: var(--space-4);
  font-size: var(--fs-small);
}

/* ---- Forms ---- */
.form-grid { display: grid; gap: var(--space-3); }
@media (min-width: 640px) {
  .form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }
}
.field { display: flex; flex-direction: column; gap: 0.4rem; }
.field label {
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--color-text);
}
.field .hint { font-size: 0.75rem; color: var(--color-text-muted); }
.field input,
.field textarea {
  background: var(--color-surface);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-sm);
  padding: 0.9rem 1rem;
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  min-height: 44px;
  transition: border-color var(--duration-base);
}
.field input::placeholder,
.field textarea::placeholder { color: var(--color-text-muted); }
.field input:focus,
.field textarea:focus { border-color: var(--color-accent); outline: none; }
.field textarea { min-height: 140px; resize: vertical; }
.field.has-error input,
.field.has-error textarea { border-color: var(--color-accent); }
.field .error-msg {
  display: none;
  color: var(--color-accent);
  font-size: 0.8rem;
}
.field.has-error .error-msg { display: block; }
.form-submit { width: 100%; justify-content: center; }
.form-note { font-size: 0.8rem; color: var(--color-text-muted); margin-top: var(--space-2); }
.form-success {
  display: none;
  gap: var(--space-2);
  align-items: flex-start;
  background: rgba(232, 41, 28, 0.12);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-sm);
  padding: var(--space-3);
  margin-top: var(--space-3);
  font-size: var(--fs-small);
}
.form-success.is-visible { display: flex; }
.form-success svg { width: 20px; height: 20px; color: var(--color-accent); flex-shrink: 0; }
[role="alert"]:empty { display: none; }

/* ---- Scroll reveal ---- */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 600ms var(--ease-standard), transform 600ms var(--ease-standard);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---- Team ---- */
.team-card {
  background: var(--color-surface-light);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  text-align: left;
}
.team-card__avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--color-bg);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: var(--space-3);
}
.team-card h3 { font-size: 1.15rem; }
.team-card .role { color: var(--color-accent); font-size: var(--fs-small); font-weight: 600; margin-top: 0.2rem; }
.team-card p.bio { margin-top: var(--space-2); color: var(--color-text-dark-muted); font-size: var(--fs-small); }
.team-note {
  font-size: var(--fs-small);
  color: var(--color-text-dark-muted);
  border: 1px dashed var(--color-border-light);
  border-radius: var(--radius-sm);
  padding: var(--space-3);
  margin-top: var(--space-5);
}

/* ---- Utility ---- */
.text-center { text-align: center; }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-5 { margin-top: var(--space-5); }
.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}