/* ==========================================================================
   1. Design tokens
   ========================================================================== */
:root {
  --color-bg: #0f1b2a;
  --color-bg-alt: #16283d;
  --color-surface: #1c2f45;
  --color-surface-light: #24394f;
  --color-text: #eef2f6;
  --color-text-muted: #a9b7c6;
  --color-accent: #ff7a1a;
  --color-accent-hover: #ff8f3d;
  --color-success: #3ecf8e;
  --color-danger: #e2574c;
  --color-border: #2a3f58;

  --font-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-h1: clamp(2rem, 5vw, 3.25rem);
  --font-size-h2: clamp(1.5rem, 3.2vw, 2.25rem);
  --font-size-h3: clamp(1.1rem, 2vw, 1.35rem);
  --line-height-base: 1.6;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;

  --max-width: 1200px;
  --radius: 10px;
  --radius-sm: 6px;
  --transition: 0.2s ease;
  --header-height: 68px;
}

/* ==========================================================================
   2. Reset / base
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-height); }
body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-base);
  line-height: var(--line-height-base);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
ul { list-style: none; margin: 0; padding: 0; }
button { font-family: inherit; }

/* ==========================================================================
   3. Typography
   ========================================================================== */
h1, h2, h3 { line-height: 1.2; margin: 0 0 var(--space-sm); }
h1 { font-size: var(--font-size-h1); }
h2 { font-size: var(--font-size-h2); }
h3 { font-size: var(--font-size-h3); }
p { margin: 0 0 var(--space-sm); color: var(--color-text-muted); }
.eyebrow {
  display: inline-block;
  color: var(--color-accent);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.8rem;
  margin-bottom: var(--space-xs);
}
.disclaimer {
  display: inline-block;
  font-size: 0.78rem;
  color: var(--color-text-muted);
  font-style: italic;
  margin-top: var(--space-xs);
}

/* ==========================================================================
   4. Layout utilities
   ========================================================================== */
.container {
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-sm);
}
.section { padding-block: var(--space-lg); }
.section--alt { background: var(--color-bg-alt); }
.section-head { max-width: 720px; margin-bottom: var(--space-md); }
.section-head--center { margin-inline: auto; text-align: center; }
.grid {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: 1fr;
}
@media (min-width: 600px) {
  .grid--2 { 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); }
}

/* ==========================================================================
   5. Components
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.5rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition), color var(--transition);
  min-height: 44px;
}
.btn--primary {
  background: var(--color-accent);
  color: #171008;
}
.btn--primary:hover { background: var(--color-accent-hover); }
.btn--secondary {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-text);
}
.btn--secondary:hover { border-color: var(--color-accent); color: var(--color-accent); }
.btn-row { display: flex; flex-wrap: wrap; gap: var(--space-sm); }

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-md);
  height: 100%;
}
.card--highlight { border-color: var(--color-accent); background: var(--color-surface-light); }
.card__icon { width: 40px; height: 40px; margin-bottom: var(--space-sm); color: var(--color-accent); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.list-check li, .list-cross li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  margin-bottom: var(--space-xs);
}
.list-check svg { color: var(--color-success); flex-shrink: 0; margin-top: 3px; }
.list-cross svg { color: var(--color-danger); flex-shrink: 0; margin-top: 3px; }

.steps { counter-reset: step; display: grid; gap: var(--space-md); }
@media (min-width: 900px) { .steps { grid-template-columns: repeat(5, 1fr); } }
.step { position: relative; padding-top: var(--space-md); }
.step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  top: 0; left: 0;
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--color-accent);
  color: #171008;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}

/* ==========================================================================
   6. Header / Nav
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  display: flex;
  align-items: center;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  width: 100%;
}
/* mobile order: logo left, phone number + burger right */
.header-cta { order: 3; margin-left: auto; }
.nav-toggle { order: 4; }
@media (min-width: 900px) {
  .header-cta { order: initial; margin-left: 0; }
}
.logo { font-weight: 800; font-size: 1.1rem; text-decoration: none; color: var(--color-text); white-space: nowrap; }
.logo span { color: var(--color-accent); }
.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.6rem;
  color: var(--color-text);
}
.nav-toggle__bar { display: block; width: 22px; height: 2px; background: currentColor; margin: 4px 0; }
.main-nav {
  position: fixed;
  inset: var(--header-height) 0 0 0;
  background: var(--color-bg);
  padding: var(--space-md);
  transform: translateY(-110%);
  transition: transform var(--transition);
  overflow-y: auto;
}
.main-nav.is-open { transform: translateY(0); }
.main-nav ul { display: flex; flex-direction: column; gap: var(--space-sm); }
.main-nav a { text-decoration: none; font-weight: 600; font-size: 1.1rem; }
.main-nav a.is-active { color: var(--color-accent); }
.header-cta {
  display: inline-flex;
  padding: 0.5rem 0.8rem;
  font-size: 0.9rem;
  white-space: nowrap;
}
@media (max-width: 480px) {
  .logo { font-size: 0.92rem; }
  .header-cta { padding: 0.45rem 0.6rem; font-size: 0.84rem; }
}

@media (min-width: 900px) {
  .nav-toggle { display: none; }
  .header-cta { padding: 0.85rem 1.5rem; font-size: 1rem; }
  .main-nav {
    position: static;
    inset: auto;
    transform: none;
    background: none;
    padding: 0;
    overflow: visible;
  }
  .main-nav ul { flex-direction: row; align-items: center; gap: var(--space-md); }
  .main-nav a { font-size: 0.95rem; }
  .header-cta { display: inline-flex; }
}

/* ==========================================================================
   7. Hero
   ========================================================================== */
.hero { padding-block: var(--space-lg) var(--space-md); }
.hero .container { display: grid; gap: var(--space-lg); align-items: center; }
@media (min-width: 900px) { .hero .container { grid-template-columns: 1.1fr 0.9fr; } }
.hero__scope-box {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-sm) var(--space-md);
  margin-block: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.hero__scope-row { display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap; }
.hero__scope-row strong { color: var(--color-text); }
.hero__region {
  border-top: 1px dashed var(--color-border);
  padding-top: 0.6rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.6rem;
}
.hero__region-text { font-weight: 700; color: var(--color-accent); }
.hero__image { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--color-border); }

/* ==========================================================================
   8. Ce facem / Ce nu facem
   ========================================================================== */
.compare-grid { display: grid; gap: var(--space-md); }
@media (min-width: 700px) { .compare-grid { grid-template-columns: 1fr 1fr; } }
.compare-col { background: var(--color-surface); border-radius: var(--radius); padding: var(--space-md); border: 1px solid var(--color-border); }
.compare-col--no { border-color: var(--color-danger); }
.compare-col h3 { display: flex; align-items: center; gap: 0.5rem; }

/* ==========================================================================
   9. Servicii
   ========================================================================== */
.tech-badges { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: var(--space-sm); }

/* ==========================================================================
   10. Diagram / before-after
   ========================================================================== */
.diagram-figure, .before-after {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-sm);
}
.diagram-figure figcaption, .before-after figcaption {
  color: var(--color-text-muted);
  font-size: 0.85rem;
  margin-top: var(--space-xs);
  text-align: center;
}
.prosumer-callout { margin-top: var(--space-md); }
.before-after-grid { display: grid; gap: var(--space-md); margin-top: var(--space-md); }
@media (min-width: 700px) { .before-after-grid { grid-template-columns: 1fr 1fr; } }

/* ==========================================================================
   11. Team
   ========================================================================== */
.team-figure { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--color-border); margin-bottom: var(--space-md); }
.team-roles { display: grid; gap: var(--space-md); }
@media (min-width: 700px) { .team-roles { grid-template-columns: 1fr 1fr; } }
.team-portrait {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  border: 2px solid var(--color-border);
  margin-bottom: var(--space-sm);
  object-fit: cover;
}

/* ==========================================================================
   12. Zona
   ========================================================================== */
.zone-list { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: var(--space-sm); }

/* ==========================================================================
   13. Contact
   ========================================================================== */
.contact-grid { display: grid; gap: var(--space-lg); }
@media (min-width: 900px) { .contact-grid { grid-template-columns: 1fr 1fr; } }
.contact-info dl { margin: 0; }
.contact-info dt { color: var(--color-text-muted); font-size: 0.85rem; margin-top: var(--space-sm); }
.contact-info dd { margin: 0; font-size: 1.1rem; font-weight: 600; }
.contact-info dd a { text-decoration: none; }
.contact-info dd a:hover { color: var(--color-accent); }

/* ==========================================================================
   14. Footer
   ========================================================================== */
.site-footer { border-top: 1px solid var(--color-border); padding-block: var(--space-md); }
.footer-legal {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  align-items: center;
  margin-block: var(--space-sm);
}
.footer-legal img {
  background: #fff;
  border-radius: var(--radius-sm);
  padding: 4px;
  height: auto;
}
.footer-grid { display: flex; flex-direction: column; gap: var(--space-sm); }
@media (min-width: 700px) { .footer-grid { flex-direction: row; justify-content: space-between; align-items: center; } }
.footer-nav { display: flex; flex-wrap: wrap; gap: var(--space-sm); }
.footer-nav a { text-decoration: none; color: var(--color-text-muted); font-size: 0.88rem; }
.footer-note { color: var(--color-text-muted); font-size: 0.82rem; }