:root {
  --bg-body: #050816;
  --bg-elevated: rgba(15, 23, 42, 0.98);
  --bg-elevated-soft: rgba(15, 23, 42, 0.86);
  --bg-chip: rgba(148, 163, 184, 0.12);
  --accent: #38bdf8;
  --accent-soft: rgba(56, 189, 248, 0.15);
  --accent-strong: #0ea5e9;
  --border-subtle: rgba(148, 163, 184, 0.35);
  --text-main: #e5e7eb;
  --text-soft: #9ca3af;
  --text-strong: #f9fafb;
  --radius-xl: 18px;
  --shadow-soft: 0 18px 50px rgba(15, 23, 42, 0.65);
  --transition-fast: 0.18s ease-out;
}

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

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
  line-height: 1.6;
  color: var(--text-main);
  background:
    radial-gradient(circle at top, rgba(56, 189, 248, 0.12), transparent 55%),
    radial-gradient(circle at bottom, rgba(147, 51, 234, 0.12), transparent 55%),
    #020617;
  min-height: 100vh;
}

/* Layout */

.shell {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.page-main {
  padding: 7rem 0 4rem;
}

.home-page .page-main {
  padding-top: 8rem;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(22px);
  background: linear-gradient(to bottom, rgba(15, 23, 42, 0.95), rgba(15, 23, 42, 0.75));
  border-bottom: 1px solid rgba(148, 163, 184, 0.35);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 1.5rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.9rem;
  color: var(--text-strong);
  text-decoration: none;
}

.logo::before {
  content: "";
  width: 26px;
  height: 26px;
  border-radius: 999px;
  background:
    radial-gradient(circle at 30% 20%, #22d3ee, transparent 55%),
    radial-gradient(circle at 70% 80%, #a855f7, transparent 55%);
  box-shadow: 0 0 18px rgba(56, 189, 248, 0.75);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
}

.main-nav a {
  color: var(--text-soft);
  text-decoration: none;
  padding: 0.3rem 0.8rem;
  border-radius: 999px;
  transition: color var(--transition-fast), background var(--transition-fast), transform var(--transition-fast);
}

.main-nav a:hover {
  color: var(--text-strong);
  background: rgba(148, 163, 184, 0.16);
  transform: translateY(-1px);
}

.main-nav .nav-cta {
  background: linear-gradient(135deg, #22d3ee, #a855f7);
  color: #0b1120;
  font-weight: 600;
  padding: 0.35rem 1.1rem;
}

.main-nav .nav-cta:hover {
  background: linear-gradient(135deg, #0ea5e9, #9333ea);
  color: #020617;
}

/* Hero */

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1.2fr);
  gap: 2.5rem;
  align-items: center;
}

.hero-content h1 {
  font-size: clamp(2rem, 2.7rem, 3rem);
  line-height: 1.15;
  margin: 0.5rem 0 0.7rem;
  color: var(--text-strong);
}

.hero-text {
  margin: 0 0 1.1rem;
  color: var(--text-soft);
  max-width: 32rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  font-size: 0.82rem;
  color: var(--text-soft);
}

.hero-meta span {
  padding: 0.1rem 0.7rem;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.9);
  border: 1px solid rgba(148, 163, 184, 0.35);
}

.hero-media {
  position: relative;
  display: grid;
  gap: 1rem;
}

.hero-card {
  border-radius: var(--radius-xl);
  background: radial-gradient(circle at top left, rgba(56, 189, 248, 0.22), transparent 55%),
              radial-gradient(circle at bottom right, rgba(147, 51, 234, 0.18), transparent 55%),
              var(--bg-elevated);
  border: 1px solid rgba(148, 163, 184, 0.4);
  box-shadow: var(--shadow-soft);
  padding: 1rem 1.1rem;
}

.hero-card-main {
  padding: 1.2rem 1.25rem;
}

.hero-card-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin: 0 0 0.35rem;
}

.hero-card-title {
  font-size: 1.02rem;
  font-weight: 600;
  margin: 0 0 0.35rem;
  color: var(--text-strong);
}

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

.hero-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.7rem;
}

/* Sections */

.section {
  margin-top: 3rem;
  padding: 1.6rem 1.8rem;
  border-radius: 26px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-soft);
}

.section-alt {
  background: radial-gradient(circle at top left, rgba(56, 189, 248, 0.16), transparent 55%),
              radial-gradient(circle at bottom right, rgba(147, 51, 234, 0.14), transparent 55%),
              var(--bg-elevated-soft);
}

.section-tight {
  padding-top: 1.3rem;
}

.section-header {
  margin-bottom: 1.4rem;
}

.section-header h2 {
  margin: 0 0 0.3rem;
  font-size: 1.25rem;
  color: var(--text-strong);
}

.section-header p {
  margin: 0;
  color: var(--text-soft);
  max-width: 34rem;
}

.section-title {
  margin-top: 0;
  margin-bottom: 1rem;
  font-size: 1.2rem;
}

.section-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 1.6rem;
}

.section-grid {
  display: grid;
  gap: 1.4rem;
}

.section-contact-cta {
  background: transparent;
  box-shadow: none;
  border: none;
  padding: 0;
  margin-top: 2.7rem;
}

/* Header on inner pages */

.page-header {
  margin-bottom: 2rem;
}

.page-header h1 {
  margin: 0.4rem 0 0.6rem;
  font-size: 1.8rem;
  color: var(--text-strong);
}

.page-header p {
  margin: 0;
  color: var(--text-soft);
  max-width: 40rem;
}

/* Components */

.card {
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-subtle);
  background: var(--bg-elevated-soft);
  padding: 1.05rem 1.15rem;
  box-shadow: 0 14px 30px rgba(15, 23, 42, 0.45);
}

.card h2, .card h3 {
  margin-top: 0;
  margin-bottom: 0.45rem;
  font-size: 1.02rem;
  color: var(--text-strong);
}

.card p {
  margin-top: 0;
  margin-bottom: 0.5rem;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.4rem;
}

.product-card {
  position: relative;
  overflow: hidden;
}

.product-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(56, 189, 248, 0.18), transparent 55%);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.product-card:hover::before {
  opacity: 1;
}

.product-card:hover {
  transform: translateY(-2px);
  border-color: rgba(148, 163, 184, 0.7);
}

.badge {
  font-size: 0.76rem;
  padding: 0.14rem 0.6rem;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.7);
  background: rgba(15, 23, 42, 0.85);
  color: var(--text-soft);
}

.category-pill {
  border-radius: 999px;
  padding: 0.9rem 1.1rem;
  border: 1px solid rgba(148, 163, 184, 0.5);
  background: rgba(15, 23, 42, 0.9);
  box-shadow: 0 14px 30px rgba(15, 23, 42, 0.52);
}

.category-pill h3 {
  margin: 0 0 0.15rem;
  font-size: 0.98rem;
}

.category-pill p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-soft);
}

.info-card {
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-subtle);
  padding: 0.8rem 1rem;
  background: rgba(15, 23, 42, 0.9);
  font-size: 0.92rem;
  margin-bottom: 0.65rem;
}

.info-banner {
  border-radius: 22px;
  border: 1px dashed rgba(148, 163, 184, 0.7);
  padding: 1.15rem 1.2rem;
  background: rgba(15, 23, 42, 0.9);
}

.info-banner h2 {
  margin-top: 0;
}

/* CTA card */

.cta-card {
  border-radius: 26px;
  border: 1px solid rgba(148, 163, 184, 0.6);
  background: radial-gradient(circle at top left, rgba(56, 189, 248, 0.2), transparent 55%),
              radial-gradient(circle at bottom right, rgba(147, 51, 234, 0.25), transparent 55%),
              #020617;
  padding: 1.4rem 1.6rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.8);
}

.cta-card.light {
  background: radial-gradient(circle at top, rgba(148, 163, 184, 0.18), transparent 55%),
              #020617;
  border-style: solid;
}

.cta-card h2 {
  margin: 0 0 0.3rem;
}

.cta-card p {
  margin: 0;
  color: var(--text-soft);
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.55rem 1.3rem;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast), border-color var(--transition-fast);
}

.btn.primary {
  background: linear-gradient(135deg, #22d3ee, #a855f7);
  color: #020617;
  box-shadow: 0 16px 40px rgba(56, 189, 248, 0.55);
}

.btn.primary:hover {
  background: linear-gradient(135deg, #0ea5e9, #9333ea);
  transform: translateY(-1px);
  box-shadow: 0 18px 45px rgba(56, 189, 248, 0.6);
}

.btn.primary.subtle {
  background: rgba(15, 23, 42, 0.95);
  color: var(--text-strong);
  border-color: rgba(148, 163, 184, 0.6);
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.7);
}

.btn.primary.subtle:hover {
  background: #020617;
}

.btn.ghost {
  background: rgba(15, 23, 42, 0.9);
  border-color: rgba(148, 163, 184, 0.7);
  color: var(--text-main);
}

.btn.ghost:hover {
  background: rgba(15, 23, 42, 1);
  border-color: var(--accent);
}

/* Lists */

.bullet-list {
  padding-left: 1.1rem;
  margin: 0.3rem 0 0;
  font-size: 0.92rem;
}

.bullet-list li {
  margin-bottom: 0.25rem;
}

.check-list {
  list-style: none;
  padding-left: 0;
  margin: 0.3rem 0 0;
  font-size: 0.92rem;
}

.check-list li {
  position: relative;
  padding-left: 1.35rem;
  margin-bottom: 0.3rem;
}

.check-list li::before {
  content: "✔";
  position: absolute;
  left: 0;
  top: 0.03rem;
  font-size: 0.78rem;
  color: var(--accent);
}

/* Typography helpers */

.eyebrow {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--accent);
  margin: 0;
}

/* Forms */

.contact-layout .section-block:last-child {
  align-self: flex-start;
}

.contact-form {
  margin-top: 0.4rem;
}

.form-row {
  margin-bottom: 0.8rem;
}

label {
  display: block;
  font-size: 0.86rem;
  margin-bottom: 0.2rem;
  color: var(--text-soft);
}

input[type="text"],
input[type="email"],
input[type="tel"],
textarea {
  width: 100%;
  padding: 0.55rem 0.75rem;
  border-radius: 12px;
  border: 1px solid rgba(148, 163, 184, 0.6);
  background: rgba(15, 23, 42, 0.98);
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.92rem;
}

input::placeholder,
textarea::placeholder {
  color: #6b7280;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 1px rgba(56, 189, 248, 0.55);
}

textarea {
  resize: vertical;
  min-height: 140px;
}

.form-actions {
  margin-top: 0.4rem;
}

/* Footer */

.site-footer {
  border-top: 1px solid rgba(15, 23, 42, 0.9);
  background: radial-gradient(circle at top, rgba(15, 23, 42, 0.96), #020617);
  padding: 2.4rem 0 2.2rem;
  margin-top: 1.5rem;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
}

.footer-main {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1.8rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 14px;
  background:
    radial-gradient(circle at 25% 25%, #22d3ee, transparent 55%),
    radial-gradient(circle at 75% 75%, #a855f7, transparent 55%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  color: #020617;
  box-shadow: 0 0 18px rgba(56, 189, 248, 0.7);
}

.footer-title {
  margin: 0;
  font-weight: 600;
  color: var(--text-strong);
}

.footer-subtitle {
  margin: 0;
  font-size: 0.82rem;
  color: var(--text-soft);
}

.footer-columns {
  display: flex;
  flex-wrap: wrap;
  gap: 1.4rem;
}

.footer-col h3 {
  margin-top: 0;
  margin-bottom: 0.4rem;
  font-size: 0.9rem;
  color: var(--text-strong);
}

.footer-col p {
  margin: 0;
  font-size: 0.83rem;
  color: var(--text-soft);
}

.footer-col ul {
  list-style: none;
  padding-left: 0;
  margin: 0;
  font-size: 0.83rem;
}

.footer-col li {
  margin-bottom: 0.25rem;
}

.footer-col a {
  color: var(--text-soft);
  text-decoration: none;
}

.footer-col a:hover {
  color: var(--text-strong);
}

.footer-bottom {
  border-top: 1px solid rgba(15, 23, 42, 0.9);
  padding-top: 0.9rem;
  font-size: 0.78rem;
  color: #6b7280;
  text-align: center;
}

/* Grids */

.grid {
  display: grid;
  gap: 1.1rem;
}

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

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

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

/* Responsive */

@media (max-width: 960px) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
  }
  .hero-media {
    order: -1;
  }
  .section-split {
    grid-template-columns: minmax(0, 1fr);
  }
  .grid-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .main-nav {
    gap: 0.25rem;
    font-size: 0.82rem;
  }
}

@media (max-width: 720px) {
  .shell {
    padding: 0 1.1rem;
  }
  .page-main {
    padding-top: 6.2rem;
  }
  .section {
    padding: 1.3rem 1.2rem;
    border-radius: 20px;
  }
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: minmax(0, 1fr);
  }
  .cta-card {
    padding: 1.2rem 1.1rem;
  }
  .header-inner {
    padding: 0.85rem 1.1rem;
  }
  .main-nav {
    display: none; /* simplu pentru versiunea statică, se poate înlocui cu meniu mobil JS ulterior */
  }
}

@media (max-width: 480px) {
  .hero-content h1 {
    font-size: 1.7rem;
  }
}