/* ==========================================================================
   pjsip.ch – Grundgerüst
   Stil orientiert am TVA Admin-Portal: helle Fläche, weisse Karten mit
   dezentem Schatten, klare Sans-Serif-Typo, Markenfarben aus dem Logo
   (Navy / Blau / Orange).
   ========================================================================== */

:root {
  --navy-900: #0a294f;
  --navy-800: #123660;
  --blue-600: #116fce;
  --blue-500: #218ce9;
  --orange-600: #f97a13;
  --orange-500: #ff9b2a;

  --bg: #f5f6f8;
  --card-bg: #ffffff;
  --border: #e5e7eb;
  --text: #1f2937;
  --text-muted: #6b7280;

  --radius: 12px;
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.04), 0 1px 6px rgba(16, 24, 40, 0.06);
  --shadow-lg: 0 4px 10px rgba(16, 24, 40, 0.06), 0 10px 30px rgba(16, 24, 40, 0.08);

  --container: 1180px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--blue-600); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 {
  color: var(--navy-900);
  font-weight: 800;
  line-height: 1.2;
  margin: 0 0 0.5em;
}

h1 { font-size: clamp(2rem, 1.5rem + 2vw, 3rem); }
h2 { font-size: clamp(1.5rem, 1.3rem + 1vw, 2.1rem); }
h3 { font-size: 1.15rem; }

p { margin: 0 0 1em; color: var(--text); }

.text-muted { color: var(--text-muted); }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.05s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: linear-gradient(180deg, var(--blue-500), var(--blue-600));
  color: #fff;
  box-shadow: var(--shadow);
}
.btn-primary:hover { box-shadow: var(--shadow-lg); }

.btn-accent {
  background: linear-gradient(180deg, var(--orange-500), var(--orange-600));
  color: #fff;
  box-shadow: var(--shadow);
}
.btn-accent:hover { box-shadow: var(--shadow-lg); }

.btn-ghost {
  background: #fff;
  color: var(--navy-800);
  border-color: var(--border);
}
.btn-ghost:hover { border-color: var(--blue-500); }

/* --- Header / Nav --- */
.site-header {
  background: #fff;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 50;
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 88px;
}
.brand img { height: 56px; width: auto; }

.main-nav ul {
  list-style: none;
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0;
  align-items: center;
}
.main-nav a {
  color: var(--text);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 10px 14px;
  border-radius: 8px;
}
.main-nav a:hover { background: var(--bg); text-decoration: none; }
.main-nav a.active { color: var(--blue-600); background: #eaf3fd; }

.header-actions { display: flex; align-items: center; gap: 12px; }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  width: 44px;
  height: 44px;
  cursor: pointer;
}

/* --- Hero --- */
.hero {
  padding: 72px 0 88px;
}
.hero .container {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}
.eyebrow {
  display: inline-block;
  color: var(--blue-600);
  background: #eaf3fd;
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 6px 12px;
  border-radius: 999px;
  margin-bottom: 16px;
}
.hero p.lead {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 46ch;
}
.hero-cta { display: flex; gap: 12px; margin-top: 28px; flex-wrap: wrap; }

.hero-visual {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  padding: 14px;
}
.hero-visual img { border-radius: 8px; }

/* --- Sections & Cards --- */
.section { padding: 64px 0; }
.section-head { max-width: 640px; margin: 0 auto 40px; text-align: center; }
.section-alt { background: #fff; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

.grid {
  display: grid;
  gap: 20px;
}
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
}
.card h3 { margin-bottom: 8px; }
.card .icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #eaf3fd;
  color: var(--blue-600);
  font-size: 1.2rem;
  margin-bottom: 14px;
}

/* --- Stat / badge row like dashboard --- */
.stat-row { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 8px; }
.stat {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 22px;
  min-width: 150px;
}
.stat .value { font-size: 1.6rem; font-weight: 800; color: var(--navy-900); }
.stat .label { color: var(--text-muted); font-size: 0.85rem; }

/* --- CTA band --- */
.cta-band {
  background: linear-gradient(135deg, var(--navy-800), var(--navy-900));
  color: #fff;
  border-radius: 20px;
  padding: 48px;
  text-align: center;
}
.cta-band h2 { color: #fff; }
.cta-band p { color: #cfe0f2; }

/* --- Forms --- */
.form-grid { display: grid; gap: 16px; grid-template-columns: 1fr 1fr; }
.form-grid .full { grid-column: 1 / -1; }
label { display: block; font-weight: 600; font-size: 0.9rem; margin-bottom: 6px; }
input, select, textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font: inherit;
  background: #fff;
  color: var(--text);
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--blue-500);
  box-shadow: 0 0 0 3px rgba(33, 140, 233, 0.15);
}
textarea { resize: vertical; min-height: 130px; }

/* --- Footer --- */
.site-footer {
  background: #fff;
  border-top: 1px solid var(--border);
  padding: 40px 0 28px;
  margin-top: 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 32px;
}
.footer-grid h4 { font-size: 0.9rem; color: var(--navy-900); }
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin-bottom: 8px; }
.footer-grid a { color: var(--text-muted); }
.footer-bottom {
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 0.85rem;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-brand img { height: 32px; margin-bottom: 10px; }

/* --- Badge (used e.g. for "geplant" features) --- */
.badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 3px 8px;
  border-radius: 999px;
  background: #fff2e2;
  color: var(--orange-600);
}

/* --- Responsive --- */
@media (max-width: 900px) {
  .hero .container { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .main-nav { display: none; }
  .nav-toggle { display: block; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .cta-band { padding: 32px 20px; }
}