/* ===========================
   Farbvariablen – Light Mode
=========================== */

:root {
    --primary-color: #69b7ff;
    --primary-hover: #4fa8f5;

    --secondary-color: #4f5d75;

    --background-start: #dff5ff;
    --background-middle: #edfaff;
    --background-end: #ffffff;

    --surface-color: rgba(255, 255, 255, 0.82);

    --text-color: #2c3e50;
    --muted-text: #667085;

    --border-color: rgba(105, 183, 255, 0.18);
    --shadow-color: rgba(120, 170, 255, 0.15);
}


/* ===========================
   Farbvariablen – Dark Mode
=========================== */

body.dark-mode {
    --primary-color: #8dccff;
    --primary-hover: #6cbcff;

    --secondary-color: #aab6c5;

    --background-start: #16191e;
    --background-middle: #20242b;
    --background-end: #2a3038;

    --surface-color: rgba(41, 45, 51, 0.88);

    --text-color: #f4f7fa;
    --muted-text: #cbd2da;

    --border-color: rgba(141, 204, 255, 0.14);
    --shadow-color: rgba(0, 0, 0, 0.28);
}


/* ===========================
   Grundeinstellungen
=========================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 90px;
}

body {
    min-height: 100vh;

    font-family: "Poppins", Arial, sans-serif;
    line-height: 1.7;

    color: var(--text-color);

    background: linear-gradient(
        135deg,
        var(--background-start),
        var(--background-middle),
        var(--background-end)
    );

    transition:
        background 0.3s ease,
        color 0.3s ease;
}

img {
    display: block;
    max-width: 100%;
}

button,
a,
input,
textarea {
    font: inherit;
}


/* ===========================
   Header
=========================== */

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;

    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;

    padding: 8px 8%;

    background: rgba(255, 255, 255, 0.86);
    border-bottom: 1px solid transparent;

    backdrop-filter: blur(12px);

    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.05);

    transition:
        background-color 0.3s ease,
        box-shadow 0.3s ease,
        border-color 0.3s ease;
}

.brand,
.main-nav a,
.footer-links a {
    text-decoration: none;
}

.brand-name {
    color: var(--primary-color);
    font-size: 30px;
    font-weight: 700;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 14px;
}

.logo-container img {
    width: 66px;
    height: 66px;

    object-fit: cover;

    border-radius: 14px;

    box-shadow: 0 10px 28px var(--shadow-color);

    transition:
        transform 0.3s ease,
        box-shadow 0.3s ease;
}

.logo-container img:hover {
    transform: translateY(-3px);
}


/* ===========================
   Dark-Mode-Button
=========================== */

#dark-mode-toggle,
#scroll-top {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    width: 48px;
    height: 48px;

    padding: 0;

    color: var(--primary-color);
    background: #eef8ff;

    border: 0;
    border-radius: 50%;

    cursor: pointer;

    transition:
        transform 0.3s ease,
        background-color 0.3s ease,
        color 0.3s ease,
        box-shadow 0.3s ease;
}

#dark-mode-toggle:hover,
#scroll-top:hover {
    transform: translateY(-3px) scale(1.06);

    background: #dcefff;

    box-shadow: 0 10px 25px rgba(105, 183, 255, 0.25);
}


/* ===========================
   Header – Dark Mode
=========================== */

body.dark-mode .site-header {
    background: rgba(24, 27, 32, 0.9);

    border-bottom-color: rgba(141, 204, 255, 0.08);

    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

body.dark-mode .main-nav a {
    color: var(--muted-text);
}

body.dark-mode .main-nav a:hover {
    color: var(--primary-color);
}

body.dark-mode #dark-mode-toggle,
body.dark-mode #scroll-top {
    color: #ffd76a;
    background: #353b44;
}

body.dark-mode #dark-mode-toggle:hover,
body.dark-mode #scroll-top:hover {
    background: #424954;
}

body.dark-mode .logo-container img {
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.4);
}


/* ===========================
   Rechtliche Seiten
=========================== */

.legal-page {
    min-height: 100vh;
}

.legal-main {
    width: min(1400px, calc(100% - 40px));
    margin: 50px auto 80px;

    display: grid;
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 40px;

    align-items: start;
}


/* ===========================
   Sidebar
=========================== */

.legal-sidebar {
    position: sticky;
    top: 110px;

    padding: 26px;

    background: var(--surface-color);

    border: 1px solid var(--border-color);
    border-radius: 24px;

    box-shadow: 0 18px 45px var(--shadow-color);

    backdrop-filter: blur(14px);

    transition:
        background-color 0.3s ease,
        border-color 0.3s ease,
        box-shadow 0.3s ease;
}

.legal-sidebar-title {
    margin-bottom: 18px;

    color: var(--primary-color);

    font-size: 13px;
    font-weight: 700;

    letter-spacing: 1.5px;
    text-transform: uppercase;
}

.legal-sidebar nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.legal-sidebar a {
    padding: 12px 14px;

    color: var(--secondary-color);

    border-radius: 12px;

    text-decoration: none;
    font-weight: 600;

    transition:
        color 0.3s ease,
        background-color 0.3s ease,
        transform 0.3s ease;
}

.legal-sidebar a:hover,
.legal-sidebar a.active {
    color: white;
    background: var(--primary-color);
}

.legal-sidebar a:hover {
    transform: translateX(3px);
}


/* ===========================
   Hauptinhalt
=========================== */

.legal-content {
    min-width: 0;
}

.legal-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 30px;

    margin-bottom: 30px;
}

.legal-header h1 {
    margin: 8px 0 14px;

    color: var(--text-color);

    font-size: clamp(40px, 7vw, 68px);
    line-height: 1.05;
}

.legal-header > div > p {
    max-width: 720px;

    color: var(--muted-text);

    font-size: 17px;
}

.legal-update {
    flex-shrink: 0;

    padding: 9px 14px;

    color: var(--secondary-color);
    background: var(--surface-color);

    border: 1px solid var(--border-color);
    border-radius: 999px;

    font-size: 13px;
    font-weight: 600;

    box-shadow: 0 8px 20px var(--shadow-color);

    transition:
        background-color 0.3s ease,
        color 0.3s ease,
        border-color 0.3s ease;
}


/* ===========================
   Datenschutz-Einleitung
=========================== */

.privacy-intro {
    display: flex;
    align-items: flex-start;
    gap: 20px;

    margin-bottom: 24px;
    padding: 30px;

    background: linear-gradient(
        135deg,
        rgba(105, 183, 255, 0.16),
        var(--surface-color)
    );

    border: 1px solid var(--border-color);
    border-radius: 24px;

    box-shadow: 0 18px 45px var(--shadow-color);

    transition:
        background 0.3s ease,
        border-color 0.3s ease,
        box-shadow 0.3s ease;
}

.privacy-intro > i {
    width: 52px;
    height: 52px;

    flex-shrink: 0;

    display: flex;
    align-items: center;
    justify-content: center;

    margin: 0;

    color: white;
    background: var(--primary-color);

    border-radius: 16px;

    font-size: 22px;
}

.privacy-intro h2 {
    margin-bottom: 8px;

    color: var(--text-color);

    font-size: clamp(24px, 4vw, 34px);
}

.privacy-intro p {
    color: var(--muted-text);
}


/* ===========================
   Datenschutz-Akkordeon
=========================== */

.privacy-accordion {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.privacy-item {
    overflow: hidden;

    background: var(--surface-color);

    border: 1px solid var(--border-color);
    border-radius: 18px;

    box-shadow: 0 12px 30px var(--shadow-color);

    transition:
        background-color 0.3s ease,
        border-color 0.3s ease,
        box-shadow 0.3s ease;
}

.privacy-item summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;

    padding: 20px 22px;

    color: var(--text-color);

    cursor: pointer;

    font-weight: 700;

    list-style: none;

    transition:
        background-color 0.3s ease,
        color 0.3s ease;
}

.privacy-item summary::-webkit-details-marker {
    display: none;
}

.privacy-item summary:hover {
    background: rgba(105, 183, 255, 0.1);
}

.privacy-item summary > span {
    display: flex;
    align-items: center;
    gap: 13px;
}

.privacy-item summary > span i {
    width: 36px;
    height: 36px;

    display: flex;
    align-items: center;
    justify-content: center;

    margin: 0;

    color: var(--primary-color);
    background: rgba(105, 183, 255, 0.12);

    border-radius: 11px;
}

.accordion-icon {
    margin: 0;

    color: var(--primary-color);

    transition: transform 0.3s ease;
}

.privacy-item[open] .accordion-icon {
    transform: rotate(180deg);
}

.privacy-content {
    max-width: 80ch;

    padding: 0 22px 22px 71px;

    line-height: 1.75;
}

.privacy-content p,
.privacy-content li {
    color: var(--muted-text);
    font-size: 16px;
}

.privacy-content p + p {
    margin-top: 14px;
}

.privacy-content ul {
    margin-top: 14px;
    padding-left: 20px;
}


/* ===========================
   Akkordeon – Dark Mode
=========================== */

body.dark-mode .privacy-item summary:hover {
    background: rgba(141, 204, 255, 0.08);
}

body.dark-mode .privacy-item summary > span i {
    color: var(--primary-color);
    background: rgba(141, 204, 255, 0.1);
}


/* ===========================
   Zurück-zur-Startseite-Button
=========================== */

.back-home {
    display: inline-flex;
    align-items: center;
    gap: 10px;

    margin-top: 30px;
    padding: 13px 20px;

    color: var(--primary-color);

    border: 2px solid var(--primary-color);
    border-radius: 14px;

    text-decoration: none;
    font-weight: 700;

    transition:
        color 0.3s ease,
        background-color 0.3s ease,
        transform 0.3s ease,
        box-shadow 0.3s ease;
}

.back-home:hover {
    color: white;
    background: var(--primary-color);

    transform: translateY(-3px);

    box-shadow: 0 12px 25px var(--shadow-color);
}

.back-home i {
    margin: 0;
    color: inherit;
}


/* ===========================
   Footer
=========================== */

.site-footer {
    padding: 28px 20px;

    color: var(--muted-text);
    background: var(--surface-color);

    border-top: 1px solid var(--border-color);

    box-shadow: 0 -5px 25px var(--shadow-color);

    transition:
        background-color 0.3s ease,
        color 0.3s ease,
        border-color 0.3s ease;
}

.footer-content {
    width: min(1100px, calc(100% - 40px));
    margin: 0 auto;

    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.footer-links {
    display: flex;
    gap: 18px;
}

.footer-links a {
    color: var(--secondary-color);

    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--primary-color);
}


/* ===========================
   Responsive Design
=========================== */

@media (max-width: 900px) {
    .legal-main {
        grid-template-columns: 1fr;
    }

    .legal-sidebar {
        position: static;
    }

    .legal-sidebar nav {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .legal-header {
        flex-direction: column;
    }
}

@media (max-width: 600px) {
    html {
        scroll-padding-top: 140px;
    }

    .legal-sidebar {
        overflow-x: auto;
    }

    .legal-sidebar nav {
        flex-wrap: nowrap;
    }

    .legal-sidebar a {
        flex-shrink: 0;
        white-space: nowrap;
    }

    .site-header {
        padding: 10px 20px;
    }

    .brand-name {
        font-size: 24px;
    }

    .logo-container img {
        width: 54px;
        height: 54px;
    }

    #dark-mode-toggle,
    #scroll-top {
        width: 44px;
        height: 44px;
    }

    .main-nav {
        gap: 12px;
    }

    .main-nav a {
        font-size: 14px;
    }

    .legal-main {
        width: min(100% - 24px, 1400px);
        margin-top: 30px;
    }

    .legal-sidebar {
        padding: 20px;
    }

    .privacy-intro {
        flex-direction: column;
        padding: 24px 20px;
    }

    .privacy-item summary {
        padding: 18px;
    }

    .privacy-content {
        padding: 0 18px 20px;
    }

    .privacy-item summary > span i {
        display: none;
    }

    .footer-content {
        width: 100%;

        flex-direction: column;

        text-align: center;
    }

    .footer-links {
        justify-content: center;
        flex-wrap: wrap;
    }
}

/*============================
   Barrierefreiheit 
=========================== */


a:focus-visible,
button:focus-visible,
summary:focus-visible {
    outline: 3px solid rgba(105, 183, 255, 0.55);
    outline-offset: 4px;
    border-radius: 10px;
}

body.dark-mode a:focus-visible,
body.dark-mode button:focus-visible,
body.dark-mode summary:focus-visible {
    outline-color: rgba(141, 204, 255, 0.75);
}

.privacy-content a {
    color: var(--primary-color);
    font-weight: 600;
    text-decoration-thickness: 2px;
    text-underline-offset: 3px;
}

.privacy-content a:hover {
    color: var(--primary-hover);
}

.privacy-content h3 {
    margin: 22px 0 8px;
    color: var(--text-color);
    font-size: 18px;
}

.privacy-content address {
    margin-top: 14px;
    color: var(--muted-text);
    font-style: normal;
    line-height: 1.8;
}

.privacy-content {
    max-width: 72ch;
    padding: 0 22px 22px 71px;
    line-height: 1.75;
}


/* ===========================
   Privacy Policy
=========================== */
.privacy-content h3 {
    margin: 22px 0 8px;

    color: var(--text-color);

    font-size: 18px;
}

.privacy-content address {
    margin-top: 14px;

    color: var(--muted-text);

    font-style: normal;
    line-height: 1.8;
}

.privacy-content code {
    padding: 2px 7px;

    color: var(--primary-color);
    background: rgba(105, 183, 255, 0.1);

    border: 1px solid var(--border-color);
    border-radius: 7px;

    font-family:
        "Cascadia Code",
        "Consolas",
        monospace;
}

.privacy-content a {
    color: var(--primary-color);

    font-weight: 600;

    text-decoration-thickness: 2px;
    text-underline-offset: 3px;
}

.privacy-content a:hover {
    color: var(--primary-hover);
}

a:focus-visible,
button:focus-visible,
summary:focus-visible {
    outline: 3px solid rgba(105, 183, 255, 0.55);
    outline-offset: 4px;

    border-radius: 10px;
}

body.dark-mode a:focus-visible,
body.dark-mode button:focus-visible,
body.dark-mode summary:focus-visible {
    outline-color: rgba(141, 204, 255, 0.75);
}