/*
Theme Name: PULS.systems Insights
Theme URI: https://puls.systems
Author: PULS.systems / CCA GmbH & Co. KG
Author URI: https://puls.systems
Description: WordPress-Blog-Theme im PULS.systems-Design ("ZeIT für Dich"). Läuft unter insights.puls.systems und greift das Design der Hauptseite auf – grüne Markenfarbe, Montserrat/Mulish, klare Karten.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.5
Requires PHP: 7.4
License: GNU General Public License v2 or later
Text Domain: puls-insights
*/

:root {
  --puls-primary: #16a34a;
  --puls-primary-dark: #15803d;
  --puls-bg: #ffffff;
  --puls-fg: #102a1c;
  --puls-muted: #5b6b62;
  --puls-secondary: #eef7f1;
  --puls-border: #e2ece6;
  --puls-card: #ffffff;
  --puls-radius: 1rem;
  --puls-shadow: 0 10px 30px -12px rgba(22,163,74,.25);
  --puls-max: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Mulish", ui-sans-serif, system-ui, sans-serif;
  color: var(--puls-fg);
  background: var(--puls-bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
h1,h2,h3,h4 { font-family: "Montserrat", ui-sans-serif, system-ui, sans-serif; font-weight: 800; line-height: 1.15; }
a { color: var(--puls-primary-dark); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; display: block; }

.puls-container { max-width: var(--puls-max); margin: 0 auto; padding: 0 1.25rem; }

/* Header */
.puls-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--puls-border);
}
.puls-header__inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; height: 64px; }
.puls-brand { display: flex; align-items: center; gap: .6rem; font-family: "Montserrat", sans-serif; font-weight: 800; font-size: 1.1rem; color: var(--puls-fg); }
.puls-brand img { height: 34px; width: auto; }
.puls-nav { display: flex; gap: .25rem; flex-wrap: wrap; }
.puls-nav a { padding: .5rem .75rem; border-radius: .5rem; font-weight: 700; font-size: .9rem; color: rgba(16,42,28,.8); }
.puls-nav a:hover { background: var(--puls-accent, #ecf7f0); text-decoration: none; color: var(--puls-fg); }
.puls-btn {
  display: inline-flex; align-items: center; gap: .4rem;
  background: var(--puls-primary); color: #fff !important;
  padding: .6rem 1.1rem; border-radius: .6rem; font-weight: 800; font-size: .9rem;
}
.puls-btn:hover { background: var(--puls-primary-dark); text-decoration: none; }

/* Hero */
.puls-hero {
  background: linear-gradient(135deg, #0f3d28, #16a34a);
  color: #fff; padding: 4rem 0 3.5rem;
}
.puls-hero .puls-eyebrow { display:inline-block; background: rgba(255,255,255,.12); border:1px solid rgba(255,255,255,.25); padding:.35rem .9rem; border-radius: 999px; font-size:.8rem; font-weight:700; }
.puls-hero h1 { font-size: clamp(2rem, 5vw, 3.25rem); margin:.9rem 0 .6rem; color:#fff; }
.puls-hero p { max-width: 42rem; color: rgba(255,255,255,.88); font-size: 1.1rem; }

/* Cards / grid */
.puls-section { padding: 3.5rem 0; }
.puls-grid { display: grid; gap: 1.5rem; grid-template-columns: repeat(1, 1fr); }
@media (min-width: 640px) { .puls-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .puls-grid { grid-template-columns: repeat(3, 1fr); } }

.puls-card {
  display: flex; flex-direction: column; overflow: hidden;
  background: var(--puls-card); border: 1px solid var(--puls-border);
  border-radius: var(--puls-radius); transition: transform .2s, box-shadow .2s;
}
.puls-card:hover { transform: translateY(-4px); box-shadow: var(--puls-shadow); }
.puls-card a { text-decoration: none; color: inherit; }
.puls-card__media { aspect-ratio: 16/9; overflow: hidden; background: var(--puls-secondary); }
.puls-card__media img { width:100%; height:100%; object-fit: cover; transition: transform .3s; }
.puls-card:hover .puls-card__media img { transform: scale(1.05); }
.puls-card__body { padding: 1.4rem; display:flex; flex-direction:column; flex:1; }
.puls-cat { font-size:.72rem; font-weight:800; letter-spacing:.06em; text-transform:uppercase; color: var(--puls-primary-dark); }
.puls-card__title { font-size: 1.15rem; margin:.6rem 0; }
.puls-card__excerpt { color: var(--puls-muted); font-size:.95rem; flex:1; }
.puls-meta { margin-top: 1rem; font-size:.78rem; color: var(--puls-muted); }

/* Single post */
.puls-article { max-width: 760px; margin: 0 auto; padding: 3rem 1.25rem; }
.puls-breadcrumb { font-size:.85rem; color: var(--puls-muted); margin-bottom: 1.5rem; }
.puls-article h1 { font-size: clamp(1.8rem, 4vw, 2.6rem); margin:.5rem 0 1rem; }
.puls-article__featured { border-radius: var(--puls-radius); overflow:hidden; margin: 1.5rem 0; }
.puls-content { font-size: 1.08rem; }
.puls-content p { margin: 1rem 0; }
.puls-content h2 { margin-top: 2rem; font-size: 1.6rem; }
.puls-content h3 { margin-top: 1.5rem; font-size: 1.3rem; }
.puls-content blockquote { border-left: 4px solid var(--puls-primary); margin: 1.5rem 0; padding: .5rem 1.25rem; background: var(--puls-secondary); border-radius: .5rem; color: var(--puls-fg); }
.puls-content img { border-radius: .75rem; margin: 1.25rem 0; }

/* CTA */
.puls-cta { background: var(--puls-secondary); border-top: 1px solid var(--puls-border); }
.puls-cta__inner { text-align:center; padding: 3.5rem 0; }
.puls-cta__inner h2 { font-size: 1.8rem; }
.puls-cta__inner p { color: var(--puls-muted); max-width: 36rem; margin: .75rem auto 1.5rem; }

/* Footer */
.puls-footer { background:#0f1f17; color: rgba(255,255,255,.8); padding: 2.5rem 0; margin-top: 2rem; }
.puls-footer a { color:#fff; }
.puls-footer__inner { display:flex; flex-wrap:wrap; justify-content: space-between; gap: 1rem; align-items:center; }
.puls-footer small { color: rgba(255,255,255,.6); }

/* Pagination */
.puls-pagination { display:flex; gap:.5rem; justify-content:center; margin-top: 2.5rem; flex-wrap:wrap; }
.puls-pagination .page-numbers { padding:.5rem .9rem; border:1px solid var(--puls-border); border-radius:.5rem; font-weight:700; }
.puls-pagination .current { background: var(--puls-primary); color:#fff; border-color: var(--puls-primary); }

@media (max-width: 720px) { .puls-nav { display:none; } }