/* =====================================================
   Lazar S. International – Light Liquid / Glass theme
   Clean, bright, iOS-inspired but original
   ===================================================== */

/* ---------- Design tokens ---------- */
:root {
  --bg-page: radial-gradient(circle at 0% 0%, #e0f2fe 0, #fdf2ff 35%, #fef3c7 70%, #fee2e2 100%);
  --surface-main: rgba(255, 255, 255, 0.86);
  --surface-strong: #ffffff;
  --surface-soft: rgba(255, 255, 255, 0.7);
  --chip-bg: rgba(59, 130, 246, 0.08);

  --border-soft: rgba(148, 163, 184, 0.35);
  --border-subtle: rgba(148, 163, 184, 0.22);

  --accent: #2563eb;
  --accent-soft: rgba(37, 99, 235, 0.14);
  --accent-strong: #1d4ed8;
  --accent-warm: #ec4899;

  --text-main: #111827;
  --text-muted: #6b7280;
  --text-soft: #9ca3af;
  --text-strong: #020617;

  --radius-lg: 18px;
  --radius-xl: 26px;
  --radius-xxl: 32px;

  --shadow-soft: 0 28px 70px rgba(15, 23, 42, 0.12);
  --shadow-chip: 0 10px 30px rgba(15, 23, 42, 0.08);

  --max-width: 1120px;
}

/* ---------- Reset & base ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text",
    "Segoe UI", sans-serif;
  line-height: 1.6;
  color: var(--text-main);
  background-color: #e5edff;
}

body {
  min-height: 100vh;
  background: var(--bg-page);
  background-attachment: fixed;
}

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

a {
  color: inherit;
  text-decoration: none;
}

/* ---------- Overall layout shell ---------- */

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 7rem 1.5rem 4.5rem;
}

.section {
  margin: 0 auto;
  padding: 3rem 0;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1.5rem;
  margin-bottom: 2.3rem;
}

.section-title {
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--text-strong);
}

.section-subtitle {
  margin-top: 0.4rem;
  font-size: 0.95rem;
  color: var(--text-muted);
  max-width: 32rem;
}

/* ---------- Header / navigation ---------- */

header {
  position: sticky;
  top: 0.75rem;
  z-index: 40;
}

.nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0.65rem 1.2rem;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1.5rem;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(248, 250, 252, 0.96), rgba(255, 247, 237, 0.92));
  backdrop-filter: blur(18px);
  border: 1px solid rgba(148, 163, 184, 0.35);
  box-shadow: 0 16px 40px rgba(148, 163, 184, 0.3);
}

.nav-left {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.nav-logo {
  width: 38px;
  height: 38px;
  border-radius: 13px;
  background:
    radial-gradient(circle at 20% 0, #111827, #111827);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #e5e7eb;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.16em;
  box-shadow: 0 12px 26px rgba(15, 23, 42, 0.45);
}

.nav-title {
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--text-strong);
}

.nav-sub {
  font-size: 0.78rem;
  color: var(--text-soft);
}

.nav-links {
  display: flex;
  justify-content: center;
  gap: 1.6rem;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.nav-links a {
  position: relative;
  padding-bottom: 0.1rem;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.2rem;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), var(--accent-warm));
  transition: width 0.16s ease-out;
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-links a.active {
  color: var(--text-strong);
}

.nav-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.9rem;
  font-size: 0.8rem;
}

/* Language switch */

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.18rem 0.6rem;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.5);
  background: rgba(248, 250, 252, 0.95);
  color: var(--text-soft);
}

.lang-switch a {
  opacity: 0.6;
}

.lang-switch a.active {
  opacity: 1;
  color: var(--accent-strong);
  font-weight: 500;
}

.nav-cta {
  padding: 0.35rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(37, 99, 235, 0.25);
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.14), rgba(248, 250, 252, 0.9));
  color: var(--accent-strong);
  font-weight: 500;
  font-size: 0.78rem;
}

/* ---------- Buttons ---------- */

.btn-primary,
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.5rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition:
    transform 0.12s ease-out,
    box-shadow 0.12s ease-out,
    background-color 0.12s ease-out,
    border-color 0.12s ease-out,
    color 0.12s ease-out;
}

.btn-primary {
  background: linear-gradient(135deg, #2563eb, #4f46e5);
  color: #f9fafb;
  box-shadow: 0 18px 45px rgba(37, 99, 235, 0.4);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 24px 60px rgba(37, 99, 235, 0.5);
}

.btn-secondary {
  background: linear-gradient(135deg, #f9fafb, #fef3c7);
  border-color: rgba(251, 191, 36, 0.7);
  color: var(--text-main);
}

.btn-secondary:hover {
  transform: translateY(-1px);
  background: #f9fafb;
}

/* ---------- Hero ---------- */

.hero {
  padding: 3.1rem 0 2rem;
}

.hero-main {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 2.3rem;
  align-items: center;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  background: linear-gradient(135deg, #eff6ff, #fef3c7);
  border: 1px solid rgba(251, 191, 36, 0.6);
  box-shadow: var(--shadow-chip);
  font-size: 0.76rem;
  color: var(--text-muted);
}

.hero-tag span:first-child {
  width: 16px;
  height: 16px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at top, var(--accent), var(--accent-strong));
  color: #f9fafb;
  font-size: 0.72rem;
}

.hero-main h1,
.hero-title {
  font-size: clamp(2.1rem, 3vw + 1.2rem, 3rem);
  line-height: 1.1;
  margin: 1rem 0 0.7rem;
  letter-spacing: 0.02em;
  color: var(--text-strong);
}

.hero-main p,
.hero-subtitle {
  font-size: 0.98rem;
  color: var(--text-muted);
  max-width: 32rem;
  margin: 0 0 1.5rem;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.hero-badge {
  font-size: 0.78rem;
  padding: 0.3rem 0.85rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(236, 72, 153, 0.45);
  color: #db2777;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  align-items: center;
  margin-bottom: 0.9rem;
}

.hero-contact-inline {
  font-size: 0.84rem;
  color: var(--text-soft);
}

.hero-contact-inline a {
  color: var(--accent-strong);
  font-weight: 500;
}

/* Hero side */

.hero-side {
  border-radius: var(--radius-xl);
  padding: 1.5rem 1.6rem;
  background: var(--surface-main);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-soft);
}

.hero-side-title {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-strong);
  margin-bottom: 0.9rem;
}

.hero-side-item {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.55rem 0;
  border-top: 1px solid rgba(148, 163, 184, 0.32);
}

.hero-side-item:first-of-type {
  border-top: none;
}

.hero-side-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-soft);
}

.hero-side-value {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-main);
}

/* ---------- Grids & cards ---------- */

.grid-3,
.grid-2 {
  display: grid;
  gap: 1.5rem;
}

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

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

.card {
  padding: 1.5rem 1.6rem;
  border-radius: var(--radius-lg);
  background: var(--surface-main);
  border: 1px solid var(--border-subtle);
  box-shadow: 0 18px 40px rgba(148, 163, 184, 0.35);
}

.card h3,
.card h2 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  color: var(--text-strong);
}

.card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ---------- Contact layout & form ---------- */

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 1.9rem;
}

.contact-card {
  border-radius: var(--radius-xl);
  padding: 1.8rem 1.8rem;
  background: var(--surface-main);
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow-soft);
}

.contact-field {
  margin-bottom: 1rem;
}

.contact-field label {
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-soft);
  margin-bottom: 0.3rem;
}

.contact-field input,
.contact-field textarea {
  width: 100%;
  padding: 0.6rem 0.9rem;
  border-radius: 0.9rem;
  border: 1px solid rgba(148, 163, 184, 0.6);
  background: #ffffff;
  color: var(--text-main);
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.12s ease-out, box-shadow 0.12s ease-out, background-color 0.12s ease-out;
}

.contact-field input::placeholder,
.contact-field textarea::placeholder {
  color: #9ca3af;
}

.contact-field input:focus,
.contact-field textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px rgba(37, 99, 235, 0.25);
}

/* ---------- Footer ---------- */

footer {
  padding-bottom: 2rem;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.3rem 1.5rem 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-soft);
}

.footer-links {
  display: flex;
  gap: 0.7rem;
}

.footer-meta {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.footer-company {
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.footer-reg,
.footer-loc {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}



/* responsive footer layout */
@media (max-width: 640px) {
  .footer-inner {
    padding-inline: 1.1rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.6rem;
  }

  .footer-company {
    font-size: 0.88rem;
  }

  .footer-reg,
  .footer-loc {
    font-size: 0.78rem;
  }
}


.footer-meta {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.footer-company {
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.footer-reg,
.footer-loc {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

/* High-contrast firm details button */
.footer-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 1.1rem;
  border-radius: 999px;
  background: #2563eb;
  color: #ffffff;
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.18);
  transition: background 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}

.footer-button:hover {
  background: #1e4fcc;
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.22);
}

.footer-button:active {
  transform: translateY(0);
  background: #1b47b8;
  box-shadow: 0 3px 10px rgba(15, 23, 42, 0.26);
}

/* responsive footer layout */
@media (max-width: 640px) {
  .footer-inner {
    padding-inline: 1.1rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.6rem;
  }

  .footer-company {
    font-size: 0.88rem;
  }

  .footer-reg,
  .footer-loc {
    font-size: 0.78rem;
  }
}


body.dark .footer-button {
  background: #2563eb;
  color: #ffffff;
}
/* ---------- Responsive ---------- */

@media (max-width: 1024px) {
  main {
    padding-top: 6.2rem;
  }

  .hero-main {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-side {
    margin-top: 1.2rem;
  }

  .grid-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .contact-layout {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 768px) {
  .nav {
    grid-template-columns: 1fr;
    row-gap: 0.6rem;
    border-radius: 24px;
  }

  main {
    padding-inline: 1.1rem;
  }

  .section-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .grid-3,
  .grid-2 {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 480px) {
  .nav {
    padding-inline: 1rem;
  }

  .hero-main h1,
  .hero-title {
    font-size: 2rem;
  }

  .card {
    padding: 1.4rem 1.4rem;
  }
}




/* NIGHT MODE – sunset */
body.dark {
  --bg-page: radial-gradient(circle at top, #020617 0, #0f172a 40%, #111827 100%);
  --surface-main: rgba(15, 23, 42, 0.96);
  --surface-strong: rgba(15, 23, 42, 0.98);
  --surface-soft: rgba(15, 23, 42, 0.9);
  --border-soft: rgba(148, 163, 184, 0.45);
  --border-subtle: rgba(129, 140, 248, 0.7);

  --accent: #fbbf24;
  --accent-strong: #f97316;
  --accent-warm: #fb923c;

  --text-main: #e5e7eb;
  --text-muted: #9ca3af;
  --text-soft: #64748b;
  --text-strong: #f9fafb;

  --chip-bg: rgba(15, 23, 42, 0.7);

  color: var(--text-main);
  background: var(--bg-page);
}

body.dark .nav {
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.98), rgba(30, 64, 175, 0.9));
  border-color: rgba(148, 163, 184, 0.55);
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.9);
}

body.dark .card,
body.dark .hero-side,
body.dark .contact-card {
  background: var(--surface-main);
  border-color: rgba(148, 163, 184, 0.55);
  box-shadow: 0 26px 70px rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(30px);
  color: var(--text-main);
}

body.dark .hero-side-label {
  color: var(--text-soft);
}

body.dark .hero-side-value {
  color: var(--text-strong);
}

body.dark .btn-primary {
  background: linear-gradient(135deg, #f59e0b, #f97316);
  box-shadow: 0 18px 45px rgba(248, 181, 0, 0.5);
  color: #111827;
}

body.dark .btn-secondary {
  background: rgba(15, 23, 42, 0.9);
  border-color: rgba(148, 163, 184, 0.6);
  color: var(--text-main);
}

body.dark .hero-badge {
  background: rgba(15, 23, 42, 0.7);
  border-color: rgba(251, 191, 36, 0.7);
  color: #facc15;
}

body.dark .hero-tag {
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.95), rgba(30, 64, 175, 0.9));
  border-color: rgba(148, 163, 184, 0.7);
  color: var(--text-muted);
}

body.dark .footer-inner {
  color: var(--text-soft);
}

body.dark a { color: var(--accent-strong); }

#themeToggle {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.92);
  border: 1px solid rgba(248, 250, 252, 0.1);
  backdrop-filter: blur(20px);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 26px;
  z-index: 9999;
}


@media (max-width: 640px) {
  #themeToggle {
    width: 46px;
    height: 46px;
    bottom: 20px;
    right: 18px;
    font-size: 22px;
  }
}


/* Honeypot & accessibility helpers */
.contact-hidden {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}