/* =====================================================
   RNO Rhein-Nahe Objektservice – Shared Stylesheet
   Root-level pages (index, kontakt, ueber-uns, etc.)
   ===================================================== */
:root {
  --green:          #5CB800;
  --green-dark:     #4A9900;
  --green-light:    #79D100;
  --green-bg:       #F0FAE3;
  --green-bg-strong:#DCF5B5;
  --gray-900:       #333333;
  --gray-700:       #3d3d3d;
  --gray-500:       #707070;
  --gray-200:       #e8e8e8;
  --gray-100:       #f5f5f5;
  --white:          #ffffff;
  --font:           'Montserrat', sans-serif;
  --radius:         10px;
  --radius-lg:      18px;
  --nav-h:          90px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); color: var(--gray-700); background: #fff; overflow-x: hidden; line-height: 1.6; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
.container { max-width: 1100px; margin: 0 auto; padding: 0 28px; }

.btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 28px; border-radius: 8px; font-family: var(--font); font-size: 0.95rem; font-weight: 700; cursor: pointer; border: 2px solid transparent; transition: all 0.22s; }
.btn-green { background: var(--green); color: #fff; border-color: var(--green); }
.btn-green:hover { background: var(--green-dark); border-color: var(--green-dark); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(92,184,0,0.35); }

/* NAV */
#nav { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; height: var(--nav-h); background: #ffffff; backdrop-filter: blur(10px); border-bottom: 1px solid var(--gray-200); display: flex; align-items: center; transition: box-shadow 0.3s; }
#nav.scrolled { box-shadow: 0 2px 18px rgba(0,0,0,0.09); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; width: 100%; }
.nav-logo img { height: 74px; width: auto; mix-blend-mode: multiply; }
.nav-links { display: flex; align-items: center; gap: 2px; list-style: none; }
.nav-links > li { position: relative; }
.nav-links > li > a, .nav-links > li > button { display: flex; align-items: center; gap: 5px; padding: 9px 14px; border-radius: 8px; font-size: 0.88rem; font-weight: 600; color: var(--gray-700); background: none; border: none; cursor: pointer; font-family: var(--font); transition: all 0.2s; white-space: nowrap; }
.nav-links > li > a:hover, .nav-links > li > button:hover, .nav-links > li > a.active { color: var(--green-dark); background: var(--green-bg); }
.nav-arrow { font-size: 0.6rem; transition: transform 0.3s; display: inline-block; }
.has-dropdown:hover .nav-arrow { transform: rotate(180deg); }
.dropdown { position: absolute; top: 100%; left: 50%; transform: translateX(-50%) translateY(6px); background: #fff; border-radius: var(--radius-lg); box-shadow: 0 20px 60px rgba(0,0,0,0.13), 0 0 0 1px rgba(0,0,0,0.06); padding: 12px 24px 24px; width: 700px; opacity: 0; visibility: hidden; pointer-events: none; transition: opacity 0.2s, transform 0.2s, visibility 0.2s; }
.has-dropdown:hover .dropdown { opacity: 1; visibility: visible; pointer-events: auto; transform: translateX(-50%) translateY(0); }
.dropdown-label { font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--gray-500); margin-bottom: 14px; padding-bottom: 10px; border-bottom: 1px solid var(--gray-200); }
.dropdown-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 4px; }
.dd-item { display: flex; align-items: flex-start; gap: 12px; padding: 11px 12px; border-radius: var(--radius); transition: background 0.2s; }
.dd-item:hover { background: var(--green-bg); }
.dd-icon { width: 38px; height: 38px; border-radius: 8px; background: var(--green-bg); color: var(--green-dark); display: flex; align-items: center; justify-content: center; flex-shrink: 0; transition: all 0.2s; }
.dd-icon svg { width: 18px; height: 18px; stroke: currentColor; stroke-width: 2; }
.dd-item:hover .dd-icon { background: var(--green); color: #fff; }
.dd-text strong { display: block; font-size: 0.87rem; font-weight: 700; color: var(--gray-900); margin-bottom: 2px; }
.dd-text span { font-size: 0.77rem; color: var(--gray-500); line-height: 1.4; }
.nav-cta { background: var(--green); color: #fff; margin-left: 10px; padding: 9px 22px; border-radius: 8px; font-size: 0.88rem; font-weight: 700; border: 2px solid var(--green); transition: all 0.2s; }
.nav-cta:hover { background: var(--green-dark); border-color: var(--green-dark); }
.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--gray-900); border-radius: 2px; }
.mob-menu { display: none; position: fixed; top: var(--nav-h); left: 0; right: 0; bottom: 0; z-index: 999; background: #fff; overflow-y: auto; flex-direction: column; padding: 12px 24px 32px; }
.mob-menu.open { display: flex; }
.mob-menu a, .mob-menu > button { display: block; width: 100%; padding: 14px 0; font-size: 1rem; font-weight: 600; color: var(--gray-700); border: none; border-bottom: 1px solid var(--gray-200); background: none; font-family: var(--font); text-align: left; cursor: pointer; }
.mob-submenu { display: none; flex-direction: column; background: var(--green-bg); border-radius: var(--radius); margin: 4px 0 8px; padding: 8px 16px; }
.mob-submenu.open { display: flex; }
.mob-submenu a { font-size: 0.9rem; font-weight: 500; color: var(--gray-700); padding: 9px 0; border-bottom: 1px solid rgba(0,0,0,0.06) !important; }
.mob-submenu a:last-child { border-bottom: none !important; }
.mob-cta-link { color: var(--green-dark) !important; font-weight: 700 !important; border-bottom: none !important; margin-top: 8px; }

/* PAGE HERO */
.page-hero { padding: calc(var(--nav-h) + 56px) 0 56px; color: #fff; }
.page-hero-inner { max-width: 640px; }
.breadcrumb { font-size: 0.78rem; color: rgba(255,255,255,0.65); margin-bottom: 16px; display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.breadcrumb a { color: rgba(255,255,255,0.65); }
.breadcrumb a:hover { color: #fff; }
.page-hero h1 { font-size: clamp(2rem,4vw,3rem); font-weight: 800; line-height: 1.08; margin-bottom: 14px; letter-spacing: -0.02em; }
.page-hero h1 span { color: var(--green-light); }
.page-hero p { font-size: 1rem; color: rgba(255,255,255,0.82); line-height: 1.75; max-width: 520px; }

/* SECTIONS */
section { padding: 80px 0; }
.sec-tag { display: inline-block; background: var(--green-bg); color: var(--green-dark); padding: 5px 14px; border-radius: 100px; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 14px; }
.sec-title { font-size: clamp(1.7rem,3vw,2.4rem); font-weight: 800; color: var(--gray-900); line-height: 1.1; margin-bottom: 16px; letter-spacing: -0.015em; }
.sec-title span { color: var(--green); }
.sec-lead { font-size: 0.98rem; color: var(--gray-500); line-height: 1.78; }

/* FOOTER */
footer { background: #2c2c2c; color: rgba(255,255,255,0.72); }
.footer-top { padding: 64px 0 48px; }
.footer-grid { display: grid; grid-template-columns: 2.2fr 1.6fr 1fr 1fr; gap: 48px; }
.footer-logo { height: 56px; width: auto; mix-blend-mode: screen; margin-bottom: 18px; }
.footer-col p { font-size: 0.87rem; line-height: 1.75; margin-bottom: 20px; }
.footer-col h4 { font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: rgba(255,255,255,0.38); margin-bottom: 18px; }
.f-links { display: flex; flex-direction: column; gap: 10px; }
.f-links a { font-size: 0.87rem; color: rgba(255,255,255,0.62); transition: color 0.2s; }
.f-links a:hover { color: var(--green); }
.f-contact { display: flex; flex-direction: column; gap: 11px; }
.fc { display: flex; align-items: center; gap: 10px; font-size: 0.85rem; color: rgba(255,255,255,0.72); transition: color 0.2s; }
.fc:hover { color: var(--green); }
.fc .fi { width: 28px; height: 28px; border-radius: 6px; background: rgba(92,184,0,0.18); display: flex; align-items: center; justify-content: center; font-size: 0.82rem; flex-shrink: 0; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding: 20px 0; }
.footer-bottom-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.footer-bottom p { font-size: 0.78rem; color: rgba(255,255,255,0.32); }
.footer-bottom-links { display: flex; gap: 20px; }
.footer-bottom-links a { font-size: 0.78rem; color: rgba(255,255,255,0.32); transition: color 0.2s; }
.footer-bottom-links a:hover { color: var(--green); }

/* RESPONSIVE */
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; } }
@media (max-width: 620px) { .nav-links, .nav-cta { display: none; } .hamburger { display: flex; } section { padding: 56px 0; } .footer-grid { grid-template-columns: 1fr; gap: 28px; } }