/* ═══════════════════════════════════════════════════════════════════
   BS PROFI s.r.o. – Stylesheet
   Design: Industrial Precision — dark steel + electric yellow
   ═══════════════════════════════════════════════════════════════════ */

/* ─── VARIABLES ─────────────────────────────────────────────────── */
:root {
  --c-dark:       #0d1117;
  --c-dark-2:     #161b22;
  --c-dark-3:     #1f2937;
  --c-panel:      #1a2030;
  --c-border:     #2d3748;
  --c-yellow:     #f5c518;
  --c-yellow-dim: #c9a20e;
  --c-text:       #e6edf3;
  --c-text-muted: #8b949e;
  --c-white:      #ffffff;
  --c-accent2:    #4a9eff;

  --font-display: 'Barlow Condensed', sans-serif;
  --font-body:    'Barlow', sans-serif;

  --nav-h: 68px;
  --radius: 8px;
  --radius-lg: 16px;
  --shadow-card: 0 4px 24px rgba(0,0,0,0.35);
  --shadow-hover: 0 8px 40px rgba(0,0,0,0.5);
  --transition: all 0.28s cubic-bezier(0.4,0,0.2,1);
}

/* ─── RESET ──────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background: var(--c-dark);
  color: var(--c-text);
  line-height: 1.65;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ─── SCROLLBAR ──────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--c-dark); }
::-webkit-scrollbar-thumb { background: var(--c-yellow); border-radius: 3px; }

/* ─── TYPOGRAPHY HELPERS ─────────────────────────────────────────── */
.section-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-yellow);
  border: 1px solid var(--c-yellow);
  padding: 3px 10px;
  border-radius: 2px;
  margin-bottom: 16px;
}
.section-tag--dark { color: var(--c-dark); border-color: var(--c-dark); }
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.05;
  color: var(--c-white);
  margin-bottom: 16px;
}
.section-title strong { color: var(--c-yellow); font-weight: 900; }
.section-sub {
  font-size: 1.05rem;
  color: var(--c-text-muted);
  max-width: 540px;
}
.section-header { text-align: center; margin-bottom: 56px; }
.section-header .section-sub { margin: 0 auto; }
.section-header--light .section-title { color: var(--c-dark); }
.section-header--light .section-sub { color: var(--c-dark-3); }
.section-container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }

/* ─── BUTTONS ────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 14px 30px;
  border: 2px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
}
.btn-primary {
  background: var(--c-yellow);
  color: var(--c-dark);
  border-color: var(--c-yellow);
}
.btn-primary:hover {
  background: var(--c-yellow-dim);
  border-color: var(--c-yellow-dim);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(245,197,24,0.3);
}
.btn-ghost {
  background: transparent;
  color: var(--c-text);
  border-color: var(--c-border);
}
.btn-ghost:hover {
  border-color: var(--c-yellow);
  color: var(--c-yellow);
  transform: translateY(-2px);
}
.btn-submit { width: 100%; justify-content: center; font-size: 1.05rem; }

/* ═══════════════════════════════════════════════════════════════════
   NAVIGATION
   ═══════════════════════════════════════════════════════════════════ */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 999;
  height: var(--nav-h);
  background: transparent;
  transition: background 0.35s ease, box-shadow 0.35s ease;
}
#header.scrolled {
  background: rgba(13,17,23,0.97);
  box-shadow: 0 2px 20px rgba(0,0,0,0.5);
  backdrop-filter: blur(12px);
}
.nav-container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: 0.04em;
}
.logo-bs { color: var(--c-yellow); }
.logo-profi { color: var(--c-white); margin-left: 2px; }
.nav-links {
  display: flex;
  gap: 8px;
  align-items: center;
}
.nav-links a {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-text-muted);
  padding: 8px 14px;
  border-radius: var(--radius);
  transition: var(--transition);
}
.nav-links a:hover,
.nav-links a.active { color: var(--c-yellow); }
.nav-links a.nav-cta {
  background: var(--c-yellow);
  color: var(--c-dark);
  font-weight: 700;
}
.nav-links a.nav-cta:hover { background: var(--c-yellow-dim); }
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--c-text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ═══════════════════════════════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════════════════════════════ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(var(--nav-h) + 40px) 24px 80px;
  overflow: hidden;
}
.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(245,197,24,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245,197,24,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: 0;
}
.hero-grid-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 70% at 60% 50%, rgba(245,197,24,0.06) 0%, transparent 70%),
              radial-gradient(ellipse 50% 80% at 50% 50%, var(--c-dark) 40%, transparent 100%);
}
.hero-bolt {
  position: absolute;
  right: 8%;
  top: 50%;
  transform: translateY(-50%);
  width: clamp(200px, 25vw, 400px);
  opacity: 0.04;
  color: var(--c-yellow);
  z-index: 0;
  animation: boltPulse 4s ease-in-out infinite;
}
@keyframes boltPulse {
  0%,100% { opacity: 0.04; }
  50% { opacity: 0.08; }
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
  margin: 0 auto 0 0;
  animation: heroFadeIn 0.8s ease both;
}
@keyframes heroFadeIn {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
.hero-eyebrow {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-yellow);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.hero-eyebrow::before {
  content: '';
  display: inline-block;
  width: 32px;
  height: 2px;
  background: var(--c-yellow);
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 6.5rem);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -0.02em;
  color: var(--c-white);
  margin-bottom: 28px;
  text-transform: uppercase;
}
.hero-title-accent { color: var(--c-yellow); display: block; }
.hero-sub {
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: var(--c-text-muted);
  max-width: 480px;
  margin-bottom: 36px;
  line-height: 1.8;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 40px; }
.hero-badges {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}
.badge {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--c-text-muted);
}
.badge-icon { color: var(--c-yellow); font-weight: 900; }
.hero-scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-text-muted);
  z-index: 1;
  animation: heroFadeIn 1.2s 0.5s ease both;
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--c-yellow), transparent);
  animation: scrollPulse 1.8s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%,100% { transform: scaleY(1); opacity: 1; }
  50% { transform: scaleY(0.6); opacity: 0.4; }
}

/* ═══════════════════════════════════════════════════════════════════
   STATS BAR
   ═══════════════════════════════════════════════════════════════════ */
.stats-bar {
  background: var(--c-panel);
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
  padding: 36px 24px;
}
.stats-container {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-around;
  gap: 20px;
  flex-wrap: wrap;
}
.stat-item {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.stat-num {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 900;
  color: var(--c-yellow);
  line-height: 1;
}
.stat-suffix {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--c-yellow);
  line-height: 1;
  align-self: flex-start;
  margin-top: 4px;
}
.stat-num + .stat-suffix { display: inline; margin-left: 2px; }
.stat-item { flex-direction: row; flex-wrap: wrap; justify-content: center; gap: 0; }
.stat-num, .stat-suffix { display: inline; }
.stat-label {
  width: 100%;
  font-size: 0.8rem;
  color: var(--c-text-muted);
  text-align: center;
  margin-top: 4px;
  font-weight: 500;
}
.stat-divider {
  width: 1px;
  height: 50px;
  background: var(--c-border);
}

/* ═══════════════════════════════════════════════════════════════════
   SERVICES
   ═══════════════════════════════════════════════════════════════════ */
.services {
  padding: 100px 0;
  background: var(--c-dark);
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}
.service-card {
  position: relative;
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  overflow: hidden;
  transition: var(--transition);
  opacity: 0;
  transform: translateY(24px);
}
.service-card.visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.5s ease, transform 0.5s ease, border-color 0.28s ease, box-shadow 0.28s ease;
}
.service-card:hover {
  border-color: var(--c-yellow);
  box-shadow: var(--shadow-hover), 0 0 0 1px rgba(245,197,24,0.1) inset;
  transform: translateY(-4px) !important;
}
.service-card--highlight {
  background: linear-gradient(135deg, rgba(245,197,24,0.08) 0%, var(--c-panel) 60%);
  border-color: rgba(245,197,24,0.3);
}
.service-icon-wrap {
  width: 52px;
  height: 52px;
  background: rgba(245,197,24,0.1);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--c-yellow);
  transition: var(--transition);
}
.service-card:hover .service-icon-wrap { background: rgba(245,197,24,0.2); }
.service-icon { width: 28px; height: 28px; }
.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--c-white);
  margin-bottom: 12px;
}
.service-card p {
  font-size: 0.9rem;
  color: var(--c-text-muted);
  line-height: 1.7;
  margin-bottom: 16px;
}
.service-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.service-list li {
  font-size: 0.85rem;
  color: var(--c-text-muted);
  padding-left: 16px;
  position: relative;
}
.service-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--c-yellow);
  font-size: 0.75rem;
}
.service-num {
  position: absolute;
  top: 20px;
  right: 24px;
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 900;
  color: rgba(245,197,24,0.06);
  line-height: 1;
  transition: var(--transition);
}
.service-card:hover .service-num { color: rgba(245,197,24,0.12); }
.highlight-badge {
  display: inline-block;
  background: var(--c-yellow);
  color: var(--c-dark);
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 3px;
  margin-bottom: 16px;
}

/* ═══════════════════════════════════════════════════════════════════
   ABOUT
   ═══════════════════════════════════════════════════════════════════ */
.about {
  padding: 100px 0;
  background: var(--c-dark-2);
  position: relative;
  overflow: hidden;
}
.about-bg-pattern {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(245,197,24,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  z-index: 0;
}
.about-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 64px;
  align-items: center;
}
.about-visual {
  display: flex;
  justify-content: center;
}
.about-visual-inner {
  position: relative;
  width: 280px;
  height: 280px;
}
.about-icon-large {
  width: 100%;
  height: 100%;
  color: var(--c-yellow);
  animation: rotate360 20s linear infinite;
}
@keyframes rotate360 {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
.about-cert-badge {
  position: absolute;
  bottom: 20px;
  right: -10px;
  background: var(--c-panel);
  border: 1px solid var(--c-yellow);
  border-radius: var(--radius);
  padding: 12px 18px;
  text-align: center;
  box-shadow: var(--shadow-card);
}
.about-cert-badge span {
  display: block;
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-text-muted);
  margin-bottom: 4px;
}
.about-cert-badge strong {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--c-yellow);
}
.about-lead {
  font-size: 1.1rem;
  color: var(--c-text);
  margin-bottom: 16px;
  font-weight: 500;
}
.about p {
  color: var(--c-text-muted);
  margin-bottom: 32px;
}
.about-features { display: flex; flex-direction: column; gap: 20px; }
.about-feature {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.about-feature-icon {
  font-size: 1.3rem;
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  background: rgba(245,197,24,0.08);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
}
.about-feature strong {
  display: block;
  font-size: 0.95rem;
  color: var(--c-white);
  margin-bottom: 3px;
}
.about-feature span {
  font-size: 0.85rem;
  color: var(--c-text-muted);
}

/* ═══════════════════════════════════════════════════════════════════
   REFERENCES
   ═══════════════════════════════════════════════════════════════════ */
.references { padding: 100px 0; background: var(--c-dark); }
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-bottom: 60px;
}
.review-card {
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 30px;
  transition: var(--transition);
}
.review-card:hover { border-color: rgba(245,197,24,0.3); transform: translateY(-3px); box-shadow: var(--shadow-card); }
.review-stars { color: var(--c-yellow); font-size: 0.9rem; letter-spacing: 3px; margin-bottom: 14px; }
.review-card p {
  font-size: 0.92rem;
  color: var(--c-text-muted);
  font-style: italic;
  line-height: 1.7;
  margin-bottom: 20px;
}
.review-author { display: flex; align-items: center; gap: 12px; }
.review-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--c-yellow), var(--c-yellow-dim));
  color: var(--c-dark);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.review-author strong { display: block; font-size: 0.9rem; color: var(--c-white); }
.review-author span { font-size: 0.78rem; color: var(--c-text-muted); }

.projects-showcase h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--c-white);
  margin-bottom: 24px;
  text-align: center;
}
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.project-item {
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: var(--transition);
}
.project-item:hover { border-color: rgba(245,197,24,0.3); }
.project-icon { font-size: 1.5rem; }
.project-item strong { font-size: 0.9rem; color: var(--c-white); }
.project-item span { font-size: 0.8rem; color: var(--c-text-muted); }

/* ═══════════════════════════════════════════════════════════════════
   CONTACT
   ═══════════════════════════════════════════════════════════════════ */
.contact {
  padding: 100px 0;
  background: var(--c-yellow);
  position: relative;
}
.contact::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 6px;
  background: repeating-linear-gradient(90deg, var(--c-dark) 0px, var(--c-dark) 20px, var(--c-yellow) 20px, var(--c-yellow) 40px);
}
.contact .section-title { color: var(--c-dark); }
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 60px;
  align-items: start;
}
.contact-info { display: flex; flex-direction: column; gap: 24px; }
.contact-info-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.contact-info-icon {
  width: 40px;
  height: 40px;
  background: rgba(13,17,23,0.1);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--c-dark);
}
.contact-info-icon svg { width: 18px; height: 18px; }
.contact-info-item strong {
  display: block;
  font-size: 0.75rem;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-dark);
  margin-bottom: 4px;
}
.contact-info-item span, .contact-info-item a {
  display: block;
  font-size: 0.9rem;
  color: var(--c-dark-3);
  line-height: 1.6;
}
.contact-info-item a:hover { color: var(--c-dark); }
.contact-firm-info {
  background: rgba(13,17,23,0.08);
  border-radius: var(--radius);
  padding: 20px;
}
.contact-firm-info h4 {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-dark);
  margin-bottom: 12px;
}
.contact-firm-info table { width: 100%; border-collapse: collapse; }
.contact-firm-info td {
  font-size: 0.85rem;
  color: var(--c-dark-3);
  padding: 3px 0;
}
.contact-firm-info td:first-child {
  font-weight: 600;
  color: var(--c-dark);
  width: 50px;
}

/* ─── FORM ───────────────────────────────────────────────────────── */
.contact-form-wrap {
  background: var(--c-dark);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.contact-form { display: flex; flex-direction: column; gap: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
  font-size: 0.8rem;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-text-muted);
}
.form-group input,
.form-group textarea,
.form-group select {
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  color: var(--c-text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 12px 16px;
  outline: none;
  transition: var(--transition);
  width: 100%;
  -webkit-appearance: none;
}
.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238b949e' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 38px;
}
.form-group select option { background: var(--c-panel); }
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus { border-color: var(--c-yellow); box-shadow: 0 0 0 3px rgba(245,197,24,0.12); }
.form-group input.error,
.form-group textarea.error { border-color: #ef4444; }
.form-group textarea { resize: vertical; min-height: 130px; }
.form-error { font-size: 0.78rem; color: #ef4444; min-height: 18px; }

/* GDPR checkbox */
.form-gdpr { flex-direction: column; gap: 6px; }
.checkbox-label { display: flex; align-items: flex-start; gap: 10px; cursor: pointer; }
.checkbox-label input[type="checkbox"] { display: none; }
.checkbox-custom {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: 3px;
  margin-top: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.checkbox-label input:checked + .checkbox-custom {
  background: var(--c-yellow);
  border-color: var(--c-yellow);
}
.checkbox-label input:checked + .checkbox-custom::after {
  content: '✓';
  font-size: 0.75rem;
  color: var(--c-dark);
  font-weight: 900;
  line-height: 1;
}
.checkbox-label span { font-size: 0.82rem; color: var(--c-text-muted); line-height: 1.5; }
.form-success {
  background: rgba(34,197,94,0.1);
  border: 1px solid rgba(34,197,94,0.3);
  border-radius: var(--radius);
  padding: 14px;
  font-size: 0.9rem;
  color: #4ade80;
  text-align: center;
}
.form-error-global {
  background: rgba(239,68,68,0.1);
  border: 1px solid rgba(239,68,68,0.3);
  border-radius: var(--radius);
  padding: 14px;
  font-size: 0.9rem;
  color: #f87171;
  text-align: center;
}

/* ═══════════════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════════════ */
.footer {
  background: var(--c-dark-2);
  border-top: 1px solid var(--c-border);
  padding: 60px 24px 0;
}
.footer-container {
  max-width: 1180px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--c-border);
}
.footer-brand .logo-bs { font-family: var(--font-display); font-size: 1.4rem; font-weight: 900; }
.footer-brand .logo-profi { font-family: var(--font-display); font-size: 1.4rem; font-weight: 900; }
.footer-brand p { font-size: 0.85rem; color: var(--c-text-muted); margin-top: 10px; max-width: 260px; line-height: 1.6; }
.footer h5 {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-text-muted);
  margin-bottom: 16px;
}
.footer-nav ul { display: flex; flex-direction: column; gap: 8px; }
.footer-nav a { font-size: 0.88rem; color: var(--c-text-muted); transition: var(--transition); }
.footer-nav a:hover { color: var(--c-yellow); }
.footer-contact p { font-size: 0.88rem; color: var(--c-text-muted); margin-bottom: 6px; line-height: 1.5; }
.footer-contact a { transition: var(--transition); }
.footer-contact a:hover { color: var(--c-yellow); }
.footer-bottom {
  max-width: 1180px;
  margin: 0 auto;
  padding: 20px 0;
  text-align: center;
}
.footer-bottom p { font-size: 0.78rem; color: var(--c-text-muted); }

/* ═══════════════════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════════════════ */
@media (max-width: 900px) {
  .about-layout { grid-template-columns: 1fr; }
  .about-visual { display: none; }
  .contact-layout { grid-template-columns: 1fr; }
  .footer-container { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 680px) {
  .nav-links {
    display: none;
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    background: rgba(13,17,23,0.98);
    flex-direction: column;
    align-items: stretch;
    padding: 20px 24px;
    gap: 4px;
    border-bottom: 1px solid var(--c-border);
    backdrop-filter: blur(12px);
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 16px; }
  .nav-toggle { display: flex; }
  .hero-bolt { display: none; }
  .form-row { grid-template-columns: 1fr; }
  .stat-divider { display: none; }
  .stats-container { gap: 32px; }
  .contact-form-wrap { padding: 24px; }
  .footer-container { grid-template-columns: 1fr; }
  .footer-brand { grid-column: auto; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
}

@media (max-width: 480px) {
  .section-container { padding: 0 16px; }
  .services, .about, .references, .contact { padding: 70px 0; }
  .service-card { padding: 24px 20px; }
}

/* ─── REVEAL ANIMATION ─────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}