/* ============ RESET & BASE ============ */
* {
 margin: 0;
 padding: 0;
 box-sizing: border-box;
}

:root {
 --primary: #0077cc;
 --primary-dark: #005a99;
 --secondary: #f39c12;
 --text-dark: #1a1a1a;
 --text-light: #555;
 --bg-light: #f8f9fa;
 --bg-white: #ffffff;
 --border: #e0e0e0;
 --shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
 --shadow-lg: 0 4px 24px rgba(0, 0, 0, 0.12);
}

html {
 scroll-behavior: smooth;
}

body {
 font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
 line-height: 1.6;
 color: var(--text-dark);
 background: var(--bg-white);
}

/* ============ TYPOGRAPHY ============ */
h1, h2, h3, h4, h5, h6 {
 line-height: 1.2;
 margin-bottom: 0.8em;
 font-weight: 600;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.2rem; }
h5, h6 { font-size: 1rem; }

p {
 margin-bottom: 1rem;
 color: var(--text-light);
}

a {
 color: var(--primary);
 text-decoration: none;
 transition: color 0.2s;
}

a:hover {
 color: var(--primary-dark);
}

/* ============ CONTAINER & LAYOUT ============ */
.container {
 max-width: 1200px;
 margin: 0 auto;
 padding: 0 20px;
}

/* ============ NAVIGATION ============ */
.navbar {
 background: var(--bg-white);
 border-bottom: 1px solid var(--border);
 position: sticky;
 top: 0;
 z-index: 100;
 box-shadow: var(--shadow);
}

.navbar .container {
 display: flex;
 justify-content: space-between;
 align-items: center;
 padding: 1rem 20px;
}

.nav-brand {
 display: flex;
 align-items: center;
 gap: 10px;
 font-weight: 700;
 font-size: 1.3rem;
 color: var(--text-dark);
}

.nav-logo {
 height: 40px;
}

.brand-text {
 color: var(--primary);
}

.nav-menu {
 display: flex;
 list-style: none;
 gap: 2rem;
}

.nav-menu a {
 font-weight: 500;
 color: var(--text-dark);
 padding: 0.5rem 0;
 border-bottom: 2px solid transparent;
 transition: all 0.3s;
}

.nav-menu a:hover {
 color: var(--primary);
 border-bottom-color: var(--primary);
}

@media (max-width: 768px) {
 .nav-menu {
 flex-direction: column;
 gap: 0.5rem;
 font-size: 0.9rem;
 }
}

/* ============ HERO ============ */
.hero {
 background: linear-gradient(135deg, #0077cc 0%, #00a8ff 100%);
 color: white;
 padding: 80px 20px;
 text-align: center;
}

.hero .hero-content h1 {
 color: white;
 margin-bottom: 1rem;
 font-size: 2.8rem;
}

.hero-subtitle {
 font-size: 1.2rem;
 margin-bottom: 2rem;
 color: rgba(255, 255, 255, 0.9);
 max-width: 600px;
 margin-left: auto;
 margin-right: auto;
}

.hero-buttons {
 display: flex;
 gap: 1rem;
 justify-content: center;
 flex-wrap: wrap;
}

/* ============ BUTTONS ============ */
.btn {
 display: inline-block;
 padding: 12px 28px;
 border-radius: 6px;
 font-weight: 600;
 transition: all 0.3s;
 text-align: center;
 cursor: pointer;
 border: 2px solid transparent;
}

.btn-primary {
 background: white;
 color: var(--primary);
}

.btn-primary:hover {
 background: var(--bg-light);
 transform: translateY(-2px);
 box-shadow: var(--shadow-lg);
}

.btn-secondary {
 background: transparent;
 color: white;
 border-color: white;
}

.btn-secondary:hover {
 background: rgba(255, 255, 255, 0.1);
 transform: translateY(-2px);
}

.btn-large {
 padding: 16px 40px;
 font-size: 1.1rem;
}

/* ============ SECTIONS ============ */
.section {
 padding: 80px 20px;
}

.section h2 {
 text-align: center;
 margin-bottom: 3rem;
 position: relative;
 padding-bottom: 1rem;
}

.section h2::after {
 content: '';
 display: block;
 width: 100px;
 height: 4px;
 background: var(--primary);
 margin: 1rem auto 0;
}

.section-alt {
 background: var(--bg-light);
}

/* ============ CARDS GRID ============ */
.leistungen-grid {
 display: grid;
 grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
 gap: 2rem;
 margin-top: 3rem;
}

.card {
 background: var(--bg-white);
 padding: 2rem;
 border-radius: 8px;
 box-shadow: var(--shadow);
 transition: all 0.3s;
}

.card:hover {
 transform: translateY(-8px);
 box-shadow: var(--shadow-lg);
}

.card h3 {
 color: var(--primary);
 margin-bottom: 1rem;
}

.card p {
 color: var(--text-light);
}

/* ============ FEATURES ============ */
.features {
 display: grid;
 grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
 gap: 2rem;
 margin-top: 3rem;
}

.feature {
 padding: 1.5rem;
 border-left: 4px solid var(--primary);
}

.feature h4 {
 color: var(--text-dark);
 margin-bottom: 0.5rem;
}

.feature p {
 color: var(--text-light);
}

/* ============ STEPS ============ */
.steps {
 display: grid;
 grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
 gap: 2rem;
 margin-top: 3rem;
}

.step {
 text-align: center;
}

.step-number {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 width: 60px;
 height: 60px;
 background: var(--primary);
 color: white;
 border-radius: 50%;
 font-size: 1.8rem;
 font-weight: 700;
 margin-bottom: 1rem;
}

.step h4 {
 color: var(--text-dark);
 margin-bottom: 0.5rem;
}

.step p {
 color: var(--text-light);
 font-size: 0.95rem;
}

/* ============ CTA SECTION ============ */
.cta-section {
 background: linear-gradient(135deg, #0077cc 0%, #00a8ff 100%);
 color: white;
 text-align: center;
}

.cta-content h2 {
 color: white;
}

.cta-content h2::after {
 background: white;
}

.cta-content p {
 color: rgba(255, 255, 255, 0.9);
 font-size: 1.1rem;
 max-width: 600px;
 margin-left: auto;
 margin-right: auto;
 margin-bottom: 2rem;
}

/* ============ FOOTER ============ */
.footer {
 background: var(--text-dark);
 color: white;
 padding: 60px 20px 20px;
}

.footer-grid {
 display: grid;
 grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
 gap: 2rem;
 margin-bottom: 2rem;
 max-width: 1200px;
 margin-left: auto;
 margin-right: auto;
}

.footer-col h4 {
 color: white;
 margin-bottom: 1rem;
}

.footer-col p {
 color: rgba(255, 255, 255, 0.7);
 font-size: 0.95rem;
}

.footer-col ul {
 list-style: none;
}

.footer-col ul li {
 margin-bottom: 0.5rem;
}

.footer-col a {
 color: rgba(255, 255, 255, 0.7);
}

.footer-col a:hover {
 color: white;
}

.footer-bottom {
 text-align: center;
 padding-top: 2rem;
 border-top: 1px solid rgba(255, 255, 255, 0.1);
 color: rgba(255, 255, 255, 0.6);
 font-size: 0.9rem;
}

/* ============ RESPONSIVE ============ */
@media (max-width: 768px) {
 h1 { font-size: 1.8rem; }
 h2 { font-size: 1.4rem; }
 
 .hero {
 padding: 60px 20px;
 }
 
 .hero .hero-content h1 {
 font-size: 2rem;
 }
 
 .hero-subtitle {
 font-size: 1rem;
 }
 
 .section {
 padding: 60px 20px;
 }
 
 .hero-buttons {
 flex-direction: column;
 }
 
 .hero-buttons .btn {
 width: 100%;
 }
}

@media (max-width: 480px) {
 .container {
 padding: 0 15px;
 }
 
 h1 { font-size: 1.5rem; }
 h2 { font-size: 1.2rem; }
 
 .nav-menu {
 gap: 1rem;
 }
 
 .hero {
 padding: 40px 15px;
 }
 
 .hero .hero-content h1 {
 font-size: 1.6rem;
 }
 
 .section {
 padding: 40px 15px;
 }
}

/* ============ UTILITIES ============ */
.text-center { text-align: center; }
.mt-4 { margin-top: 2rem; }
.mb-4 { margin-bottom: 2rem; }