/* ── Maxeo Solutions – Shared Theme ──
   Design tokens, reset, base elements, navigation, buttons, footer,
   grid background, scroll animations, and responsive breakpoints.
   Link this file from every page: <link rel="stylesheet" href="/theme.css">
*/

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

/* ── Design tokens ── */
:root {
  /* Colors */
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --bg-card: #16161f;
  --border: #1e1e2a;
  --border-subtle: rgba(30, 30, 42, 0.6);
  --text: #e4e4e7;
  --text-muted: #8b8b9e;
  --accent: #00d4ff;
  --accent-glow: rgba(0, 212, 255, 0.15);
  --accent-glow-strong: rgba(0, 212, 255, 0.25);
  --cta: #e06287;
  --cta-hover: #e87a9b;
  --cta-glow: rgba(224, 98, 135, 0.2);

  /* Typography */
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "Source Code Pro", monospace;

  /* Spacing scale */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 40px;
  --space-2xl: 64px;
  --space-3xl: 100px;
  --space-4xl: 140px;

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);

  /* Border radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
}

/* ── Base elements ── */
html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.25s var(--ease-out);
}

a:hover {
  color: var(--cta);
}

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

/* ── Layout ── */
.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Grid background pattern ── */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(255, 255, 255, 0.025) 1px, transparent 0);
  background-size: 48px 48px;
  pointer-events: none;
  z-index: 0;
}

body > * {
  position: relative;
  z-index: 1;
}

/* ── Scroll animations ── */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity 0.7s var(--ease-out),
    transform 0.7s var(--ease-out);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Navigation ── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 18px 0;
  transition:
    background-color 0.4s var(--ease-out),
    backdrop-filter 0.4s var(--ease-out),
    padding 0.4s var(--ease-out);
}

.nav.scrolled {
  background-color: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px) saturate(1.2);
  -webkit-backdrop-filter: blur(20px) saturate(1.2);
  border-bottom: 1px solid var(--border-subtle);
  padding: 12px 0;
}

/* Article pages: nav always has solid background */
.nav.nav-solid {
  background-color: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px) saturate(1.2);
  -webkit-backdrop-filter: blur(20px) saturate(1.2);
  border-bottom: 1px solid var(--border-subtle);
}

.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo img {
  height: 48px;
  transition: opacity 0.25s;
}

.nav-logo:hover img {
  opacity: 0.85;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}

.nav-links a:not(.btn) {
  color: var(--text-muted);
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  transition: color 0.25s var(--ease-out);
  position: relative;
}

.nav-links a:not(.btn)::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width 0.3s var(--ease-out);
}

.nav-links a:not(.btn):hover {
  color: var(--text);
}

.nav-links a:not(.btn):hover::after {
  width: 100%;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.88rem;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition:
    all 0.3s var(--ease-out);
  border: none;
  text-decoration: none;
  position: relative;
}

.btn-primary {
  background-color: var(--cta);
  color: #ffffff;
  box-shadow: 0 2px 12px var(--cta-glow);
}

.btn-primary:hover {
  background-color: var(--cta-hover);
  color: #ffffff;
  box-shadow: 0 4px 24px rgba(224, 98, 135, 0.35);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px var(--cta-glow);
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  color: var(--text);
  border-color: var(--accent);
  background-color: rgba(0, 212, 255, 0.04);
  box-shadow: 0 0 16px rgba(0, 212, 255, 0.06);
}

.nav-cta {
  margin-left: 8px;
  padding: 10px 22px;
}

/* ── Mobile nav toggle ── */
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 1.4rem;
  padding: 6px 12px;
  cursor: pointer;
  transition: border-color 0.25s;
}

.nav-toggle:hover {
  border-color: var(--accent);
}

/* ── Language toggle ── */
.lang-toggle {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  transition:
    border-color 0.25s var(--ease-out),
    color 0.25s var(--ease-out),
    background-color 0.25s var(--ease-out);
}

.lang-toggle:hover {
  border-color: var(--accent);
  color: var(--accent);
  background-color: rgba(0, 212, 255, 0.05);
}

/* ── Footer ── */
.footer {
  border-top: 1px solid var(--border);
  padding: 48px 0;
  background: linear-gradient(to top, rgba(10, 10, 15, 1) 0%, var(--bg) 100%);
}

.footer .container {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 24px;
}

.footer address {
  font-style: normal;
  color: var(--text-muted);
  font-size: 0.85rem;
  line-height: 1.8;
}

.footer address strong {
  color: var(--text);
  font-weight: 600;
}

.footer-right {
  display: flex;
  align-items: center;
  gap: 20px;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.footer-right a {
  color: var(--text-muted);
  font-size: 1.2rem;
  transition: color 0.25s var(--ease-out), transform 0.25s var(--ease-out);
}

.footer-right a:hover {
  color: var(--accent);
  transform: translateY(-2px);
}

/* ── i18n loading ── */
html.i18n-loading body { opacity: 0; }
body { transition: opacity 0.15s; }

/* ── Hero ── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url("/images/hero.jpg");
  background-size: cover;
  background-position: center;
  z-index: 0;
}

.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 20% 50%, rgba(0, 212, 255, 0.06) 0%, transparent 70%),
    radial-gradient(ellipse 40% 60% at 80% 30%, rgba(224, 98, 135, 0.04) 0%, transparent 70%),
    linear-gradient(
      160deg,
      rgba(10, 10, 15, 0.95) 0%,
      rgba(10, 10, 15, 0.82) 40%,
      rgba(10, 10, 15, 0.90) 100%
    );
}

/* Ambient glow orb */
.hero::before {
  content: "";
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.07) 0%, transparent 70%);
  top: 10%;
  left: -10%;
  z-index: 0;
  animation: float-orb 12s ease-in-out infinite;
  pointer-events: none;
}

@keyframes float-orb {
  0%, 100% { transform: translate(0, 0); }
  33% { transform: translate(30px, -20px); }
  66% { transform: translate(-15px, 15px); }
}

.hero .container {
  position: relative;
  z-index: 1;
  padding-top: 120px;
  padding-bottom: 100px;
}

.hero h1 {
  font-family: var(--font-mono);
  font-size: clamp(2.2rem, 5.5vw, 3.8rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
  max-width: 720px;
}

@keyframes typewriter {
  from { max-width: 0; }
  to { max-width: var(--accent-width, 8ch); }
}

@keyframes blink {
  50% { border-color: transparent; }
}

.hero h1 .accent {
  color: var(--accent);
  display: inline-block;
  overflow: hidden;
  white-space: nowrap;
  --accent-width: 8ch;
  max-width: var(--accent-width);
  vertical-align: bottom;
  border-right: 2px solid var(--accent);
  text-shadow: 0 0 30px rgba(0, 212, 255, 0.3);
  animation:
    typewriter 1.2s steps(8) 0.5s both,
    blink 0.7s step-end 1.7s infinite;
}

.hero p {
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  color: var(--text-muted);
  max-width: 540px;
  margin-bottom: 40px;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-actions .btn-primary {
  padding: 14px 32px;
  font-size: 0.92rem;
}

.hero-actions .btn-secondary {
  padding: 14px 32px;
  font-size: 0.92rem;
}

/* ── Section shared ── */
section {
  padding: var(--space-4xl) 0;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  margin-bottom: 14px;
  position: relative;
  padding-left: 40px;
}

.section-label::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 1px;
  background: linear-gradient(to right, var(--accent), transparent);
  transition: width 0.5s var(--ease-out);
}

.section-label.visible::before {
  width: 28px;
}

.section-title {
  font-family: var(--font-mono);
  font-size: clamp(1.7rem, 3.2vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  line-height: 1.2;
}

.section-subtitle {
  color: var(--text-muted);
  max-width: 560px;
  margin-bottom: 56px;
  font-size: 1.05rem;
  line-height: 1.75;
}

/* ── Services ── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}

.service-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 36px 30px;
  transition:
    border-color 0.35s var(--ease-out),
    transform 0.35s var(--ease-out),
    box-shadow 0.35s var(--ease-out),
    background-color 0.35s var(--ease-out);
  position: relative;
  overflow: hidden;
}

/* Top accent line on hover */
.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), rgba(0, 212, 255, 0.3));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease-out);
}

.service-card:hover {
  border-color: rgba(0, 212, 255, 0.25);
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3), 0 0 20px rgba(0, 212, 255, 0.04);
  background-color: rgba(22, 22, 31, 0.9);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card i {
  font-size: 1.4rem;
  color: var(--accent);
  margin-bottom: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--accent-glow);
  transition: background-color 0.3s;
}

.service-card:hover i {
  background: var(--accent-glow-strong);
}

.service-card h3 {
  font-family: var(--font-mono);
  font-size: 1.02rem;
  font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.service-card p {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.7;
}

/* Staggered entrance for service cards */
.service-card.fade-in:nth-child(1) { transition-delay: 0s; }
.service-card.fade-in:nth-child(2) { transition-delay: 0.08s; }
.service-card.fade-in:nth-child(3) { transition-delay: 0.16s; }
.service-card.fade-in:nth-child(4) { transition-delay: 0.24s; }
.service-card.fade-in:nth-child(5) { transition-delay: 0.32s; }

/* ── Insights ── */
.insights {
  background-color: var(--bg-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  position: relative;
}

/* Subtle gradient fade at top */
.insights::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(to bottom, rgba(10, 10, 15, 0.3), transparent);
  pointer-events: none;
}

.insights-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}

.insight-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 36px 30px;
  transition:
    border-color 0.35s var(--ease-out),
    transform 0.35s var(--ease-out),
    box-shadow 0.35s var(--ease-out),
    background-color 0.35s var(--ease-out);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.insight-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), rgba(0, 212, 255, 0.3));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease-out);
}

.insight-card:hover {
  border-color: rgba(0, 212, 255, 0.25);
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3), 0 0 20px rgba(0, 212, 255, 0.04);
  background-color: rgba(22, 22, 31, 0.9);
}

.insight-card:hover::before {
  transform: scaleX(1);
}

.insight-card i {
  font-size: 1.4rem;
  color: var(--accent);
  margin-bottom: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--accent-glow);
  transition: background-color 0.3s;
}

.insight-card:hover i {
  background: var(--accent-glow-strong);
}

.insight-card h3 {
  font-family: var(--font-mono);
  font-size: 1.02rem;
  font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.insight-card p {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.7;
  margin-bottom: 20px;
  flex-grow: 1;
}

.insight-card .insight-link {
  font-family: var(--font-mono);
  font-size: 0.84rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: color 0.25s var(--ease-out), letter-spacing 0.3s var(--ease-out);
}

.insight-card:hover .insight-link {
  color: var(--accent);
  letter-spacing: 0.06em;
}

/* Staggered entrance for insight cards */
.insight-card.fade-in:nth-child(1) { transition-delay: 0s; }
.insight-card.fade-in:nth-child(2) { transition-delay: 0.08s; }
.insight-card.fade-in:nth-child(3) { transition-delay: 0.16s; }
.insight-card.fade-in:nth-child(4) { transition-delay: 0.24s; }

/* ── About ── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: start;
}

.about-text p {
  color: var(--text-muted);
  margin-bottom: 24px;
  line-height: 1.75;
}

.about-signals {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.about-signals li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color 0.25s;
}

.about-signals li:hover {
  color: var(--text);
}

.about-signals li i {
  color: var(--accent);
  margin-top: 4px;
  flex-shrink: 0;
  font-size: 0.7rem;
}

.about-approach h3 {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
  position: relative;
  padding-left: 16px;
}

.about-approach h3::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 2px;
  background: var(--accent);
  border-radius: 1px;
}

.about-approach p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.75;
  margin-bottom: 28px;
}

/* ── Contact ── */
.contact {
  text-align: center;
  position: relative;
}

/* Ambient glow behind CTA */
.contact::before {
  content: "";
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(224, 98, 135, 0.06) 0%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.contact .section-label {
  display: inline-block;
  padding-left: 40px;
}

.contact .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

.contact-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.contact-actions .btn-primary {
  padding: 14px 36px;
  font-size: 0.95rem;
}

.contact-email {
  color: var(--text-muted);
  font-size: 0.92rem;
}

.contact-email a {
  color: var(--accent);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s var(--ease-out);
}

.contact-email a:hover {
  border-bottom-color: var(--accent);
}

/* ── Responsive: mobile nav ── */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: rgba(10, 10, 15, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 24px;
    gap: 16px;
    border-bottom: 1px solid var(--border);
  }

  .nav-links a:not(.btn)::after {
    display: none;
  }

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

  .nav-toggle {
    display: block;
  }

  .nav-cta {
    margin-left: 0;
  }
}

/* ── Responsive: tablet ── */
@media (max-width: 900px) {
  .insights-grid {
    grid-template-columns: 1fr;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .about-signals {
    grid-template-columns: 1fr;
  }
}

/* ── Responsive: mobile ── */
@media (max-width: 768px) {
  section {
    padding: 80px 0;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .hero .container {
    padding-top: 100px;
    padding-bottom: 80px;
  }

  .hero h1 {
    font-size: clamp(1.7rem, 7vw, 2.2rem);
    letter-spacing: -0.01em;
  }

  .hero-actions .btn-primary,
  .hero-actions .btn-secondary {
    padding: 12px 24px;
    font-size: 0.88rem;
    width: 100%;
    text-align: center;
  }

  .service-card,
  .insight-card {
    padding: 28px 24px;
  }

  .section-subtitle {
    margin-bottom: 40px;
  }

  .contact-actions .btn-primary {
    width: 100%;
  }
}

/* Small phones */
@media (max-width: 400px) {
  .container {
    padding: 0 16px;
  }

  .hero h1 {
    font-size: 1.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero h1 .accent {
    animation: none;
    max-width: none;
    border-right: none;
  }

  .hero::before {
    animation: none;
  }

  .fade-in {
    transition-duration: 0.01s;
  }

  .service-card,
  .insight-card {
    transition-duration: 0.01s;
  }
}