/* ========================================
   FRAGENKARUSSELL – Tobi & Nia
   Basis-Design
   ======================================== */


/* --- Grundeinstellungen --- */

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;

    font-family: Arial, Helvetica, sans-serif;
    color: #263b47;
    line-height: 1.7;

    background:
        linear-gradient(
            145deg,
            #edf3f3 0%,
            #dce9e9 35%,
            #e8e6df 70%,
            #eee4d5 100%
        );
}


/* ========================================
   HEADER / BANNER
   ======================================== */

.hero {
    width: 100%;
    margin: 0;
    padding: 10px 0 35px 0;

    line-height: 0;
    overflow: hidden;

    background: #dce9e9;
    border-bottom: 1px solid rgba(53, 111, 122, 0.18);
}

.hero-image {
    display: block;
    width: 100%;
    height: auto;

    /* Bild oben ca. 1 cm und unten ca. 2 cm abschneiden */
    margin-top: -68px;
    margin-bottom: -226px;

    padding: 0;
}


/* ========================================
   HAUPTINHALT
   ======================================== */

main {
    width: min(100% - 40px, 1050px);

    margin: 0 auto;
    padding: 45px 0;
}


/* --- Einzelne Inhaltsboxen --- */

section {
    margin-bottom: 35px;
    padding: 45px 50px;

    background: rgba(255, 255, 255, 0.78);

    border: 1px solid rgba(49, 105, 116, 0.12);
    border-radius: 22px;

    box-shadow:
        0 12px 35px rgba(31, 65, 72, 0.08);
}

section h2 {
    margin-top: 0;
    margin-bottom: 25px;

    font-size: clamp(1.6rem, 4vw, 2.3rem);

    color: #176b7a;
}

section p {
    margin: 0 0 18px;

    font-size: 1.08rem;
}

section p:last-child {
    margin-bottom: 0;
}

strong {
    color: #2f5963;
}


/* --- Kleine farbliche Abwechslung --- */

section:nth-child(even) {
    border-left: 5px solid #b98b5b;
}

section:nth-child(odd) {
    border-left: 5px solid #3d8994;
}


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

footer {
    padding: 45px 20px;

    text-align: center;

    background: #274c56;

    color: #eef5f5;
}

footer p {
    margin: 0;

    font-size: 0.95rem;
    letter-spacing: 2px;
}



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

.topnav {
    min-height: 58px;
    padding: 0 32px;

    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;

    background: rgba(245, 249, 249, 0.96);
    border-bottom: 1px solid rgba(53, 111, 122, 0.15);
}

.nav-home {
    grid-column: 2;
}

.theme-toggle {
    grid-column: 3;
    justify-self: end;
}

.nav-home {
    color: #176b7a;
    text-decoration: none;
    font-weight: 700;
    font-size: 1rem;
}

.nav-home:hover {
    text-decoration: underline;
}

.theme-toggle {
    display: inline-flex;
    align-items: center;
    gap: 8px;

    padding: 8px 13px;

    font: inherit;
    font-size: 0.9rem;

    color: #2f5963;
    background: transparent;

    border: 1px solid rgba(47, 89, 99, 0.35);
    border-radius: 999px;

    cursor: pointer;
}

.theme-toggle:hover {
    background: rgba(23, 107, 122, 0.08);
}


/* ========================================
   DARK MODE
   ======================================== */

body.dark-mode {
    color: #dce7e8;

    background:
        linear-gradient(
            145deg,
            #17282d 0%,
            #1d3238 40%,
            #2c3132 72%,
            #342d27 100%
        );
}

body.dark-mode .topnav {
    background: #17282d;
    border-bottom-color: rgba(255, 255, 255, 0.10);
}

body.dark-mode .nav-home {
    color: #8dcbd2;
}

body.dark-mode .theme-toggle {
    color: #dce7e8;
    border-color: rgba(220, 231, 232, 0.35);
}

body.dark-mode .theme-toggle:hover {
    background: rgba(255, 255, 255, 0.07);
}

body.dark-mode .hero {
    background: #1d3238;
    border-bottom-color: rgba(255, 255, 255, 0.08);
}

body.dark-mode section {
    background: rgba(28, 45, 50, 0.94);
    border-top-color: rgba(255, 255, 255, 0.08);
    border-right-color: rgba(255, 255, 255, 0.08);
    border-bottom-color: rgba(255, 255, 255, 0.08);

    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.18);
}

body.dark-mode section h2 {
    color: #82c4cc;
}

body.dark-mode strong {
    color: #e0c19d;
}

body.dark-mode footer {
    background: #122126;
    color: #dce7e8;
}


/* ========================================
   TABLET
   bis 1024 Pixel
   ======================================== */

@media (max-width: 1024px) {

    .hero {
        padding: 8px 0 25px 0;
    }

    main {
        width: min(100% - 40px, 900px);
        padding: 40px 0;
    }

    section {
        padding: 40px;
    }

}


/* ========================================
   SMARTPHONE
   bis 700 Pixel
   ======================================== */


  @media (max-width: 700px) {

    .topnav {
        min-height: 52px;
        padding: 0 14px;
    }

    .theme-toggle {
        padding: 7px 10px;
        font-size: 0.82rem;
    }


    .hero {
        padding: 5px 0 15px 0;
    }

    main {
        width: calc(100% - 24px);
        padding: 25px 0;
    }

    section {
        margin-bottom: 20px;

        padding: 28px 22px;

        border-radius: 16px;
    }

    section h2 {
        margin-bottom: 18px;

        font-size: 1.6rem;
        line-height: 1.25;
    }

    section p {
        font-size: 1rem;
    }

    footer {
        padding: 30px 15px;
    }

}


/* ========================================
   KLEINE SMARTPHONES
   bis 420 Pixel
   ======================================== */

@media (max-width: 420px) {

    main {
        width: calc(100% - 16px);
    }

    section {
        padding: 24px 18px;
    }

    section h2 {
        font-size: 1.4rem;
    }

}