/* ========================================
   GEWOBAG CI-KONFORME LANDINGPAGE
   Bewerbung Projektleiter neue Geschäftsmodelle
   ======================================== */

/* CSS Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Gewobag Original-Farbwelt */
    --color-primary: #3E3D40;          /* Dunkelgrau (Gewobag Corporate) */
    --color-text-dark: #3E3D40;        /* Primärtext */
    --color-text-medium: #5A5A5A;      /* Sekundärtext */
    --color-text-light: #7A7A7A;       /* Tertiärtext */
    
    /* Gewobag Akzentfarben */
    --color-yellow: #FFD700;           /* Gelb */
    --color-green: #51AE62;            /* Grün */
    --color-cyan: #45C0EB;             /* Türkis */
    --color-red: #E2001A;              /* Rot */
    --color-pink: #E53262;             /* Pink */
    
    /* Hintergründe */
    --color-bg-white: #FFFFFF;         /* Weiß */
    --color-bg-light: #F7F7F7;         /* Helles Grau */
    --color-bg-blue: #E5F7FD;          /* Hellblau */
    --color-border: #E0E0E0;           /* Dezente Linien */
    
    /* Typografie */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    --spacing-4xl: 8rem;
    
    /* Layout */
    --max-width: 1200px;
    --max-width-text: 800px;
    --nav-height: 80px;
}

/* Body & Global */
body {
    font-family: var(--font-family);
    font-size: 18px;
    line-height: 1.7;
    color: var(--color-text-medium);
    background-color: var(--color-bg-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Container */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }
}

/* ========================================
   NAVIGATION
   ======================================== */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    background-color: #FFFFFF;
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.nav-content {
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: inline-block;
    text-decoration: none;
}

.nav-logo-img {
    height: 45px;
    width: auto;
    display: block;
}

.nav-position {
    font-size: 14px;
    font-weight: var(--font-weight-medium);
    color: var(--color-text-medium);
}

@media (max-width: 768px) {
    .nav-position {
        display: none;
    }
    
    .nav-logo-img {
        height: 35px;
    }
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero {
    margin-top: var(--nav-height);
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(135deg, #FFFFFF 0%, #F7F7F7 100%);
    position: relative;
    overflow: hidden;
}

/* Gewobag-Style Akzent-Element */
.hero::before {
    content: '';
    position: absolute;
    bottom: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, var(--color-yellow) 0%, var(--color-green) 100%);
    opacity: 0.1;
    border-radius: 50%;
    z-index: 0;
}

.hero-content {
    max-width: var(--max-width-text);
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 48px;
    line-height: 1.2;
    font-weight: var(--font-weight-bold);
    color: var(--color-text-dark);
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.02em;
}

.hero-subline {
    font-size: 22px;
    line-height: 1.6;
    color: var(--color-text-medium);
    margin-bottom: var(--spacing-lg);
}

.hero-subline p {
    margin: 0;
}

.hero-signature {
    font-size: 15px;
    line-height: 1.6;
    color: var(--color-text-light);
    font-weight: var(--font-weight-normal);
    font-style: italic;
}

.hero-text {
    font-size: 20px;
    line-height: 1.7;
    color: var(--color-text-medium);
}

.hero-text p {
    margin: 0;
}

@media (max-width: 768px) {
    .hero {
        padding: var(--spacing-3xl) 0;
    }
    
    .hero-title {
        font-size: 32px;
        line-height: 1.25;
    }
    
    .hero-subline {
        font-size: 18px;
    }
    
    .hero-signature {
        font-size: 14px;
    }
    
    .hero-text {
        font-size: 18px;
    }
}

/* ========================================
   SECTIONS
   ======================================== */

.section {
    padding: var(--spacing-4xl) 0;
    background-color: var(--color-bg-white);
    position: relative;
}

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

.section-blue {
    background-color: var(--color-bg-blue);
}

/* Gewobag-Style diagonale Akzente */
.section::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 200px;
    height: 100%;
    background: linear-gradient(135deg, transparent 60%, var(--color-cyan) 60%);
    opacity: 0.05;
    pointer-events: none;
}

.section:nth-child(even)::before {
    left: 0;
    right: auto;
    background: linear-gradient(45deg, var(--color-green) 40%, transparent 40%);
}

.section-content {
    max-width: var(--max-width-text);
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.section-title {
    font-size: 36px;
    line-height: 1.3;
    font-weight: var(--font-weight-bold);
    color: var(--color-text-dark);
    margin-bottom: var(--spacing-xl);
    letter-spacing: -0.01em;
}

.text-block p {
    font-size: 18px;
    line-height: 1.8;
    color: var(--color-text-medium);
    margin-bottom: var(--spacing-md);
}

.text-block p:last-child {
    margin-bottom: 0;
}

@media (max-width: 768px) {
    .section {
        padding: var(--spacing-3xl) 0;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .text-block p {
        font-size: 17px;
    }
}

/* ========================================
   TIMELINE (Beruflicher Hintergrund)
   ======================================== */

.timeline {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2xl);
}

.timeline-item {
    display: grid;
    grid-template-columns: 180px 1fr;
    gap: var(--spacing-xl);
    padding: var(--spacing-lg);
    background-color: var(--color-bg-white);
    border-radius: 8px;
    border-left: 4px solid var(--color-green);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.timeline-item:hover {
    transform: translateX(8px);
    box-shadow: 0 4px 16px rgba(0,0,0,0.08);
}

.timeline-period {
    font-size: 16px;
    font-weight: var(--font-weight-bold);
    color: var(--color-green);
    padding-top: 4px;
}

.timeline-content {
    padding-bottom: var(--spacing-sm);
}

.timeline-role {
    font-size: 22px;
    font-weight: var(--font-weight-bold);
    color: var(--color-text-dark);
    margin-bottom: var(--spacing-xs);
}

.timeline-company {
    font-size: 16px;
    font-weight: var(--font-weight-medium);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

.timeline-content p {
    font-size: 17px;
    line-height: 1.7;
    color: var(--color-text-medium);
    margin-bottom: var(--spacing-md);
}

.timeline-content p:last-child {
    margin-bottom: 0;
}

@media (max-width: 768px) {
    .timeline-item {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
        padding: var(--spacing-md);
    }
    
    .timeline-period {
        font-size: 15px;
    }
    
    .timeline-role {
        font-size: 20px;
    }
    
    .timeline-content p {
        font-size: 16px;
    }
}

/* ========================================
   FOCUS AREAS (Konkrete Ansatzpunkte)
   ======================================== */

.focus-areas {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.focus-item {
    padding: var(--spacing-xl);
    background-color: var(--color-bg-white);
    border-radius: 8px;
    border-left: 4px solid var(--color-cyan);
    box-shadow: 0 2px 12px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
}

.focus-item:hover {
    border-left-color: var(--color-green);
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    transform: translateY(-4px);
}

.focus-item h3 {
    font-size: 20px;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-dark);
    line-height: 1.4;
    margin-bottom: var(--spacing-sm);
}

.focus-item p {
    font-size: 17px;
    line-height: 1.7;
    color: var(--color-text-medium);
    margin: 0;
}

@media (max-width: 768px) {
    .focus-item {
        padding: var(--spacing-lg);
    }
    
    .focus-item h3 {
        font-size: 18px;
    }
    
    .focus-item p {
        font-size: 16px;
    }
}

/* ========================================
   CLOSING SECTION
   ======================================== */

.section-closing {
    background: linear-gradient(135deg, #F7F7F7 0%, var(--color-bg-blue) 100%);
}

.closing-questions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.question-item {
    padding: var(--spacing-lg);
    background-color: var(--color-bg-white);
    border-radius: 8px;
    border-left: 4px solid var(--color-green);
}

.question-item p {
    font-size: 18px;
    line-height: 1.6;
    color: var(--color-text-dark);
    font-weight: var(--font-weight-medium);
    margin: 0;
}

@media (max-width: 768px) {
    .question-item {
        padding: var(--spacing-md);
    }
    
    .question-item p {
        font-size: 16px;
    }
}

/* ========================================
   METHODOLOGY LIST
   ======================================== */

.methodology-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.methodology-item {
    padding: var(--spacing-lg);
    background-color: var(--color-bg-light);
    border-radius: 8px;
    border-left: 4px solid var(--color-cyan);
}

.methodology-item p {
    font-size: 18px;
    line-height: 1.6;
    color: var(--color-text-dark);
    margin: 0;
}

@media (max-width: 768px) {
    .methodology-item {
        padding: var(--spacing-md);
    }
    
    .methodology-item p {
        font-size: 16px;
    }
}

/* ========================================
   CONTACT SECTION
   ======================================== */

.contact {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, #2A2929 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

/* Gewobag-Akzent im Kontaktbereich */
.contact::after {
    content: '';
    position: absolute;
    top: -50px;
    left: -50px;
    width: 300px;
    height: 300px;
    background: var(--color-yellow);
    opacity: 0.1;
    border-radius: 50%;
}

.contact-content {
    max-width: var(--max-width-text);
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.contact-title {
    font-size: 32px;
    font-weight: var(--font-weight-bold);
    color: var(--color-bg-white);
    margin-bottom: var(--spacing-sm);
}

.contact-subtitle {
    font-size: 18px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-xl);
    font-weight: var(--font-weight-normal);
}

.contact-links {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.contact-link {
    display: inline-block;
    font-size: 18px;
    font-weight: var(--font-weight-semibold);
    color: var(--color-bg-white);
    text-decoration: none;
    padding: var(--spacing-md) var(--spacing-xl);
    border: 2px solid var(--color-bg-white);
    border-radius: 4px;
    transition: all 0.3s ease;
}

.contact-link:hover {
    background-color: var(--color-yellow);
    border-color: var(--color-yellow);
    color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 215, 0, 0.3);
}

@media (max-width: 768px) {
    .contact {
        padding: var(--spacing-3xl) 0;
    }
    
    .contact-title {
        font-size: 26px;
    }
    
    .contact-subtitle {
        font-size: 16px;
    }
    
    .contact-links {
        flex-direction: column;
        align-items: center;
    }
    
    .contact-link {
        font-size: 16px;
        padding: var(--spacing-sm) var(--spacing-lg);
        width: 100%;
        max-width: 250px;
        text-align: center;
    }
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-bg-light);
    border-top: 1px solid var(--color-border);
}

.footer-content {
    text-align: center;
}

.footer-content p {
    font-size: 14px;
    color: var(--color-text-light);
    line-height: 1.6;
}

.footer-year {
    margin-top: var(--spacing-sm);
    font-weight: var(--font-weight-medium);
}

/* ========================================
   SMOOTH SCROLLING
   ======================================== */

html {
    scroll-behavior: smooth;
}

/* ========================================
   ACCESSIBILITY & FOCUS STATES
   ======================================== */

a:focus,
button:focus {
    outline: 2px solid var(--color-green);
    outline-offset: 4px;
}

/* ========================================
   PRINT STYLES
   ======================================== */

@media print {
    .nav,
    .contact {
        display: none;
    }
    
    .section {
        page-break-inside: avoid;
    }
    
    .section::before,
    .hero::before {
        display: none;
    }
    
    body {
        font-size: 12pt;
    }
    
    .hero-title {
        font-size: 24pt;
    }
    
    .section-title {
        font-size: 18pt;
    }
}