/* Schriftart einbinden */
@font-face {
    font-family: 'Inter';
    src: url('../font/Inter/Inter-VariableFont_opsz,wght.ttf') format('truetype'),
         url('../font/Inter/Inter-Italic-VariableFont_opsz,wght.ttf') format('truetype');
    font-display: swap;
}

@font-face {
    font-family: 'Yesteryear';
    src: url('../font/Yesteryear/Yesteryear-Regular.ttf') format('truetype');
    font-display: swap;
    font-weight: normal;
    font-style: normal;
}

/* Globale Farbvariablen */
:root {
    --red: #800032;
    --red-bright: #9a0040;
    --white: #ffffff;
    --white-transparent: rgba(255, 255, 255, 0.1);
    --grey: #D9D9D9C3;
    --grey-timeline: #D9D9D9;
    --text-color: #333;
    --background-color: var(--white);
    --alternate-section-color: #f8f9fa;
    --link-color: #111;
    --card-background: var(--white);
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    --shadow-soft: 0 2px 8px rgba(0, 0, 0, 0.05);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

/* Basiseinstellungen */
*, *::before, *::after {
    box-sizing: border-box;
    /* Entfernt das blaue Highlight beim Antippen auf mobilen Geräten */
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

/* Text sollte weiterhin selektierbar sein */
p, span, h1, h2, h3, h4, h5, h6, div, article, section {
    -webkit-user-select: text;
    -khtml-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
    user-select: text;
}

html {
    scroll-padding-top: 6vh;
    scroll-behavior: smooth;
    font-size: 100%;
}

body {
    font-family: 'Inter', Arial, Helvetica, sans-serif;
    font-weight: 400;
    color: var(--text-color);
    background-color: var(--background-color);
    line-height: 1.6;
    overflow-x: hidden;
    overscroll-behavior: none;
    margin: 0; 
    padding: 0; 
    box-sizing: border-box;
    max-width: 100%; 
}

/* Allgemeine Regeln für interaktive Elemente */
button, input[type="submit"], input[type="button"], input[type="reset"] {
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    outline: none;
}

/* Navigation und interaktive Elemente */
.navigation a, [role="button"], [tabindex] {
    -webkit-tap-highlight-color: transparent;
    outline: none;
}

a {
    color: var(--text-color);
    text-decoration: underline;
    text-decoration-color: var(--red);
    text-underline-offset: 0.2em;
    transition: var(--transition);
    /* Verhindert blaues Highlight auf mobilen Geräten */
    -webkit-tap-highlight-color: transparent;
    outline: none;
}

@media (hover: hover) {
    a:hover {
        color: var(--red);
    }
}

@media (hover: none) {
    a:active {
        color: var(--red);
    }
}

.header {
    background: linear-gradient(135deg, var(--red) 0%, var(--red-bright) 100%);
    position: sticky;
    top: 0;
    width: 100%;
    padding: 1.5rem 0;
    min-height: 80px;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 5;
    backdrop-filter: blur(.3rem);
    box-sizing: border-box;
    box-shadow: var(--shadow-soft);
}

.header > div {
    width: 70%;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header.shadow {
    box-shadow: 0 0.25rem 0.625rem rgba(0, 0, 0, 0.2);
    transition: box-shadow 0.3s ease-in-out;
}

.navigation {
    display: flex;
    justify-content: flex-end;
    gap: 2rem;
}

.navigation a {
    color: var(--white);
    font-size: 1.1rem;
    font-weight: 500;
    position: relative;
    padding-bottom: 3px;
    text-decoration: none;
}

/* Hover effect */
@media (hover: hover) {
    .navigation a::after {
        content: '';
        position: absolute;
        width: 0;
        height: 2px;
        bottom: 0;
        left: 0;
        background-color: var(--white);
        transition: var(--transition);
    }

    .navigation a:hover::after {
        width: 100%;
    }
}

@media (hover: none) {
    .navigation a::after {
        content: '';
        position: absolute;
        width: 0;
        height: 2px;
        bottom: 0;
        left: 0;
        background-color: var(--white);
        transition: var(--transition);
    }

    .navigation a:active::after {
        width: 100%;
    }
}

/* Services Section Styling */
.services ul {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.75rem;
    list-style: none;
    padding: 0;
    max-width: 800px;
    width: fit-content;
    margin-bottom: 1.5rem;
    margin-left: 1rem;
}

.services li {
    background: var(--card-background);
    padding: 1rem 1.5rem 1rem 1rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-soft);
    line-height: 1.4;
    display: flex;
    align-items: flex-start;
    white-space: nowrap;
}

.services li::before {
    content: "✓";
    font-weight: bold;
    margin-right: 0.5rem;
    color: var(--red);
    flex-shrink: 0;
}

/* Sektionen-Layout */
section {
    width: 70%;
    margin: 0 auto;
    padding: 1.5rem 0;
}

/* Abwechselnde Hintergrundfarbe für gerade Sektionen */
section:nth-of-type(even) {
    background: linear-gradient(to bottom, var(--white) 0%, var(--alternate-section-color) 15%, var(--alternate-section-color) 85%, var(--white) 100%);
    width: 100%;
    margin: 0;
    padding-left: 15%;
    padding-right: 15%;
    box-sizing: border-box;
}

section:nth-of-type(2){
    padding-top: 3rem;
}

section:last-of-type {
    padding-bottom: 3rem;
}

h2 {
    border-bottom: 0.25rem solid var(--red);
    padding-bottom: 0.75rem;
    margin-bottom: 2rem;
    max-width: 20rem;
    font-size: 2rem;
    font-weight: 600;
    color: var(--text-color);
}

.logo {
    text-align: left;
    line-height: 1.2;
}

.logo h1 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--white);
    margin: 0;
    letter-spacing: -0.5px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}


/* Über-mich Bereich Layout */
.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: start;
}

.image-wrapper {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    margin-top: 2rem;
}

.about-image {
    max-width: 100%;
    max-height: 400px;
    width: auto;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    object-fit: cover;
}

.signature {
    font-family: 'Yesteryear', 'Brush Script MT', cursive;
    font-size: 2.2rem;
    color: var(--red);
    margin-top: 2rem;
    font-weight: normal;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

/* Timeline-Struktur */
.timeline {
  display: table;
  margin-left: 0; /* linksbündig */
  position: relative;
  border-spacing: 0 1.5rem;
  width: 100%;
  max-width: fit-content;
}

.timeline::before {
  content: "";
  position: absolute;
  width: 0.25rem;
  background-color: var(--red);
  top: 0;
  bottom: 0;
  left: 0.625rem;
}

.event {
  display: table-row;
  position: relative;
  margin-bottom: 1.5rem;
}

.event .dot,
.event .content {
  display: table-cell;
  vertical-align: top;
}

.event .dot {
  width: 3rem;
  position: relative;
}

.event .dot::before {
  content: "";
  position: absolute;
  top: 1.2rem;
  left: 0.3125rem;
  width: 0.875rem;
  height: 0.875rem;
  background-color: var(--red);
  border-radius: 50%;
  z-index: 1;
}

.event .content {
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-soft);
    background-color: var(--card-background);
    text-align: left;
    box-sizing: border-box;
    margin-left: 0.5rem;
}


.footer {
    background-color: var(--grey);
    text-align: center;
    padding: 1.25rem 0;
    width: 100%;
}

/* Nach-oben-Scroll-Button */
.scroll-up-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 3rem;
    height: 3rem;
    background-color: var(--red);
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 0.25rem 0.625rem rgba(0, 0, 0, 0.2);
    opacity: 0;
    transition: opacity 0.3s ease, transform 0.3s ease;
    transform: translateY(1rem);
    z-index: 10;
    /* Verhindert blaues Highlight auf mobilen Geräten */
    -webkit-tap-highlight-color: transparent;
    outline: none;
}

.scroll-up-btn.visible {
    opacity: 1;
    transform: translateY(0);
}

.scroll-up-btn:hover {
    background-color: var(--red-bright);
}

.scroll-up-btn svg {
    width: 1.5rem;
    height: 1.5rem;
    fill: var(--white);
}

/* Mobile Navigation */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
    transition: var(--transition);
}

.mobile-menu-toggle.active {
    transform: rotate(90deg);
}

.mobile-menu-toggle::before {
    content: "☰";
    transition: var(--transition);
}

.mobile-menu-toggle.active::before {
    content: "✕";
}

/* Responsive Design für mobile Geräte - Anpassungen für das Bild */
@media screen and (max-width: 1400px) {
    .header > div {
        width: 95%;
    }

    .navigation {
        gap: 1rem;
    }
}

@media screen and (max-width: 930px) {
    html {
        font-size: 95%;
    }
    
    body, html {
        overflow-x: hidden;
        width: 100%;
    }

    section {
        width: 90%;
        padding: 1rem 0;
        overflow-x: hidden;
    }

    section:nth-of-type(even) {
        padding-left: 5%;
        padding-right: 5%;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .about-text {
        order: 2;
    }

    .image-wrapper {
        order: 1;
        margin-top: 0.5rem;
    }

    .about-image {
        max-width: 300px;
        max-height: 300px;
    }

    .services li {
        white-space: normal;
    }
    
    .event .content {
        white-space: normal;
    }
    
    .timeline {
        max-width: 100%;
    }

    .header > div {
        width: 90%;
    }

    .navigation {
        gap: 0.75rem;
    }
    
    .navigation a {
        font-size: 0.9rem;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .header > div {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        padding: 0 1rem;
        position: relative;
    }
    
    .logo {
        text-align: left;
    }
    
    .navigation {
        display: none;
        position: absolute;
        top: calc(100% + 20px);
        left: 0;
        right: 0;
        background: linear-gradient(135deg, var(--red) 0%, var(--red-bright) 100%);
        flex-direction: column;
        padding: 0;
        box-shadow: var(--shadow);
        z-index: 1000;
        width: 100vw;
        margin-left: calc(-50vw + 50%);
        border-top: 1px solid var(--white-transparent);
        gap: 0;
    }
    
    .navigation.mobile-open {
        display: flex;
    }
    
    .navigation a {
        padding: 1.5rem 2rem;
        border-bottom: 1px solid var(--white-transparent);
        text-align: center;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .navigation a:last-child {
        border-bottom: none;
    }
}

@media screen and (max-width: 530px) {
    html {
        font-size: 90%;
    }

    .header {
        padding: 0.6rem 0;
    }
    
    .header > div {
        width: 90%;
        padding: 0 1rem;
    }
    
    .logo {
        text-align: left;
    }
    
    .logo h1 {
        font-size: 1.25rem;
    }
    
    .navigation {
        gap: 0.8rem;
    }
    
    .navigation a {
        font-size: 0.85rem;
    }
    
    section {
        width: 90%;
    }
    
    section:nth-of-type(even) {
        width: 100%;
        box-sizing: border-box;
    }
    
    .about-image {
        max-width: 250px;
        max-height: 250px;
    }
    
    .event .dot {
        width: 2.5rem;
    }
    
    .event .content {
        padding: 0.625rem 0.75rem;
        margin-left: 0.25rem;
    }
        
    .scroll-up-btn {
        bottom: 1rem;
        right: 1rem;
        width: 2.5rem;
        height: 2.5rem;
    }
    
    .services ul {
        max-width: 100%;
    }
}

@media screen and (max-width: 360px) {
    html {
        font-size: 85%;
    }
    
    body {
        width: 100vw;
        overflow-x: hidden;
    }
    
    .header > div {
        width: 90%;
    }
    
    .logo h1 {
        font-size: 1.3rem;
        line-height: 1.1;
        color: transparent;
        position: relative;
        display: flex;
        align-items: center;
        min-height: 2.6rem;
    }
    
    .logo h1::after {
        content: "Steuerberaterin\ASusanne Biek";
        white-space: pre;
        color: var(--white);
        position: absolute;
        top: 50%;
        left: 0;
        transform: translateY(-50%);
    }
    
    .navigation {
        gap: 0.4rem;
    }
    
    .navigation a {
        font-size: 0.75rem;
        padding-bottom: 1px;
    }
    
    h2 {
        font-size: 1.3rem;
    }
    
    .signature {
        font-size: 1.7rem;
    }
    
    section {
        width: 90%;
    }
    
    section:nth-of-type(even) {
        width: 100%;
        box-sizing: border-box;
    }
    
    .about-text p {
        font-size: 0.95rem;
    }
    
    .about-image {
        max-width: 200px;
        max-height: 200px;
    }
    
    .event .dot {
        width: 2rem;
    }
    
    .event .content {
        padding: 0.5rem;
        margin-left: 0.2rem;
    }
    
    .timeline::before {
        left: 0.45rem;
    }
    
    .event .dot::before {
        left: 0.15rem;
    }
}