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

:root {
  --krum: #00A651;
  --cc: #0073CF;
  --suse: #30BA78;
  --dark: #0d1117;
  --dark2: #161b22;
  --mid: #21262d;
  --border: #30363d;
  --text: #e6edf3;
  --muted: #8b949e;
  --white: #ffffff;
  --accent: #00A651;
}

html { scroll-behavior: smooth; }
body { font-family: 'Segoe UI', system-ui, sans-serif; background: var(--dark); color: var(--text); line-height: 1.6; }

/* NAV */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(13,17,23,0.92); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 2rem;
  display: flex; align-items: center; justify-content: space-between; height: 64px;
}
.nav-logos { display: flex; align-items: center; gap: 0.6rem; }
.nav-logo { height: 28px; object-fit: contain; filter: brightness(1.1); }
#logo-krum { height: 24px; }
#logo-cc  { height: 22px; }
.nav-x { color: var(--muted); font-size: 1.1rem; font-weight: 300; }
.nav-links { list-style: none; display: flex; align-items: center; gap: 1.8rem; }
.nav-links a { color: var(--muted); text-decoration: none; font-size: 0.9rem; transition: color .2s; }
.nav-links a:hover { color: var(--text); }
.btn-nav {
  background: var(--krum); color: var(--white) !important;
  padding: 0.45rem 1.1rem; border-radius: 6px; font-weight: 600;
  transition: opacity .2s !important;
}
.btn-nav:hover { opacity: 0.85; }

/* HERO */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(0,166,81,0.12) 0%, transparent 70%),
              linear-gradient(180deg, var(--dark) 0%, var(--dark2) 100%);
  padding: 100px 2rem 4rem;
}
.hero-inner { max-width: 900px; margin: 0 auto; text-align: center; }
.hero-badge {
  display: inline-block; background: rgba(0,166,81,0.15); border: 1px solid rgba(0,166,81,0.4);
  color: var(--krum); font-size: 0.8rem; font-weight: 600; letter-spacing: 0.1em;
  text-transform: uppercase; padding: 0.3rem 1rem; border-radius: 20px; margin-bottom: 1.5rem;
}
.hero h1 { font-size: clamp(2rem, 5vw, 3.4rem); font-weight: 700; line-height: 1.2; margin-bottom: 1.2rem; }
.accent { color: var(--krum); }
.hero-sub { font-size: 1.15rem; color: var(--muted); max-width: 680px; margin: 0 auto 2.5rem; }
.hero-ctas { display: flex; gap: 1rem; justify-content: center; margin-bottom: 3.5rem; flex-wrap: wrap; }
.btn-primary {
  background: var(--krum); color: var(--white); padding: 0.8rem 2rem;
  border-radius: 8px; font-weight: 700; text-decoration: none; font-size: 1rem;
  border: none; cursor: pointer; transition: transform .15s, opacity .15s;
  display: inline-block;
}
.btn-primary:hover { transform: translateY(-2px); opacity: 0.9; }
.btn-secondary {
  background: transparent; color: var(--text); padding: 0.8rem 2rem;
  border-radius: 8px; font-weight: 600; text-decoration: none; font-size: 1rem;
  border: 1px solid var(--border); transition: border-color .2s;
}
.btn-secondary:hover { border-color: var(--muted); }
.hero-logos {
  display: flex; align-items: center; justify-content: center; gap: 2rem; flex-wrap: wrap;
  background: rgba(255,255,255,0.04); border: 1px solid var(--border);
  border-radius: 16px; padding: 1.5rem 2.5rem;
}
.hero-logos img { height: 36px; object-fit: contain; filter: brightness(1.2); }
.plus { color: var(--muted); font-size: 1.5rem; font-weight: 300; }

/* SECTIONS */
.container { max-width: 1100px; margin: 0 auto; padding: 0 2rem; }
section { padding: 6rem 0; }
h2 { font-size: clamp(1.8rem, 3vw, 2.6rem); font-weight: 700; text-align: center; margin-bottom: 1rem; }
.section-sub { text-align: center; color: var(--muted); font-size: 1.05rem; max-width: 680px; margin: 0 auto 3.5rem; }

/* PROBLEM */
.problem { background: var(--dark2); }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; }
.card {
  background: var(--mid); border: 1px solid var(--border); border-radius: 12px;
  padding: 2rem; transition: transform .2s, border-color .2s;
}
.card:hover { transform: translateY(-4px); border-color: var(--krum); }
.card-icon { font-size: 2rem; margin-bottom: 1rem; }
.card h3 { font-size: 1.1rem; margin-bottom: 0.6rem; }
.card p { color: var(--muted); font-size: 0.95rem; }

/* SOLUTION */
.solution { background: var(--dark); }
.solution-grid {
  display: grid; grid-template-columns: 1fr auto 1fr; gap: 0; align-items: start;
  margin-bottom: 3rem;
}
.sol-card {
  background: var(--mid); border: 1px solid var(--border); border-radius: 14px;
  padding: 2.2rem;
}
.primary-card { border-color: var(--krum); }
.sol-logo-wrap { margin-bottom: 1.2rem; height: 44px; display: flex; align-items: center; }
.sol-logo { max-height: 40px; object-fit: contain; }
.sol-card h3 { font-size: 1.3rem; font-weight: 700; margin-bottom: 0.2rem; }
.sol-role { color: var(--krum); font-size: 0.85rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 1.2rem; }
.sol-card ul { list-style: none; display: flex; flex-direction: column; gap: 0.6rem; }
.sol-card ul li { font-size: 0.95rem; color: var(--muted); padding-left: 1.2rem; position: relative; }
.sol-card ul li::before { content: "→"; position: absolute; left: 0; color: var(--krum); }

.sol-arrow {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 0 1.5rem; margin-top: 5rem;
}
.arrow-line {
  width: 60px; height: 2px; background: linear-gradient(90deg, var(--krum), var(--cc));
  position: relative;
}
.arrow-line::after {
  content: "▶"; position: absolute; right: -8px; top: -9px;
  color: var(--cc); font-size: 0.75rem;
}
.arrow-label { font-size: 0.7rem; color: var(--muted); text-align: center; margin-top: 0.5rem; line-height: 1.3; }

/* SUSE BAND */
.suse-band {
  background: linear-gradient(135deg, rgba(48,186,120,0.1) 0%, rgba(0,115,207,0.1) 100%);
  border: 1px solid rgba(48,186,120,0.3); border-radius: 14px;
  padding: 2rem 2.5rem; display: flex; align-items: center; gap: 2rem; flex-wrap: wrap;
}
.suse-band-logo { height: 40px; object-fit: contain; flex-shrink: 0; }
.suse-band-text h4 { font-size: 1.1rem; margin-bottom: 0.4rem; color: var(--suse); }
.suse-band-text p { color: var(--muted); font-size: 0.93rem; }

/* HOW IT WORKS */
.how { background: var(--dark2); }
.steps {
  display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  gap: 0; align-items: start;
}
.step { background: var(--mid); border: 1px solid var(--border); border-radius: 12px; padding: 1.8rem; }
.step-num { font-size: 2rem; font-weight: 800; color: var(--krum); margin-bottom: 0.8rem; line-height: 1; }
.step h3 { font-size: 1rem; font-weight: 700; margin-bottom: 0.6rem; }
.step p { color: var(--muted); font-size: 0.9rem; }
.step-connector {
  display: flex; align-items: center; justify-content: center; padding: 0 0.5rem; margin-top: 3.5rem;
  color: var(--muted); font-size: 1.2rem;
}
.step-connector::before { content: "→"; color: var(--krum); font-size: 1.5rem; }

/* WHY */
.why { background: var(--dark); }
.why-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; }
.why-item {
  background: var(--mid); border: 1px solid var(--border); border-radius: 12px;
  padding: 1.8rem; transition: border-color .2s;
}
.why-item:hover { border-color: var(--cc); }
.why-icon { font-size: 1.8rem; margin-bottom: 0.8rem; }
.why-item h3 { font-size: 1rem; font-weight: 700; margin-bottom: 0.5rem; }
.why-item p { color: var(--muted); font-size: 0.92rem; }

/* STATS */
.stats {
  background: linear-gradient(135deg, rgba(0,166,81,0.12) 0%, rgba(0,115,207,0.12) 100%);
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 4rem 0;
}
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 2rem; text-align: center; }
.stat-num { font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; color: var(--krum); }
.stat-label { color: var(--muted); font-size: 0.9rem; margin-top: 0.3rem; }

/* CONTACT */
.contact { background: var(--dark2); }
.contact h2 { margin-bottom: 1rem; }
.contact > .container > p { text-align: center; color: var(--muted); margin-bottom: 2.5rem; }
.contact-form { max-width: 680px; margin: 0 auto; display: flex; flex-direction: column; gap: 1rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
input, select, textarea {
  width: 100%; background: var(--mid); border: 1px solid var(--border);
  color: var(--text); padding: 0.8rem 1rem; border-radius: 8px; font-size: 0.95rem;
  font-family: inherit; transition: border-color .2s; outline: none;
}
input:focus, select:focus, textarea:focus { border-color: var(--krum); }
select option { background: var(--mid); }
textarea { resize: vertical; }
.contact-form .btn-primary { width: 100%; font-size: 1rem; padding: 1rem; border-radius: 8px; }
#form-msg { text-align: center; color: var(--krum); font-weight: 600; min-height: 1.4rem; }

/* FOOTER */
footer {
  background: var(--dark); border-top: 1px solid var(--border); padding: 3rem 2rem;
}
.footer-inner { max-width: 1100px; margin: 0 auto; text-align: center; }
.footer-logos { display: flex; justify-content: center; align-items: center; gap: 2.5rem; margin-bottom: 1.5rem; flex-wrap: wrap; }
.footer-logos img { height: 28px; object-fit: contain; filter: grayscale(30%) brightness(0.9); transition: filter .2s; }
.footer-logos img:hover { filter: none; }
.footer-copy { color: var(--muted); font-size: 0.85rem; margin-bottom: 1rem; }
.footer-links { display: flex; justify-content: center; gap: 2rem; flex-wrap: wrap; }
.footer-links a { color: var(--muted); text-decoration: none; font-size: 0.85rem; transition: color .2s; }
.footer-links a:hover { color: var(--krum); }

/* RESPONSIVE */
@media (max-width: 900px) {
  .solution-grid { grid-template-columns: 1fr; }
  .sol-arrow { flex-direction: row; padding: 1rem 0; margin-top: 0; }
  .arrow-line { width: 40px; }
  .steps { grid-template-columns: 1fr; }
  .step-connector { margin-top: 0; }
  .step-connector::before { content: "↓"; }
  .nav-links { display: none; }
}
@media (max-width: 600px) {
  .form-row { grid-template-columns: 1fr; }
  .hero-logos { gap: 1rem; padding: 1rem; }
  .hero-logos img { height: 26px; }
}