:root {
    color-scheme: light dark;
    --td-past-page: #fff;
    --tl-past-page: #000;
    --td-future-page: #a0a0a0;
    --tl-future-page: #808080;
    --tl-tab-inactive-bg: #a0a0a0;
    --td-tab-inactive-bg: #a0a0a0;
    --tl-tab-inactive-text: white;
    --td-tab-inactive-text: white;
    --overview-border-thickness: 5px;
    --vert-nav-border-thickness: 2px;
    --horiz-nav-border-thickness: 2px;
    --edit-border-thickness: 2px;
    --max-height-bottom-overview: 20em;
}

html {
    font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, Segoe UI, Roboto, Helvetica Neue, Arial, Noto Sans, sans-serif, Apple Color Emoji, Segoe UI Emoji, Segoe UI Symbol, Noto Color Emoji;
    line-height: 1.5;
    box-sizing: border-box;
}

*,
*:before,
*:after {
    box-sizing: inherit;
}

body.c_submission_success {
    height: 80vh;
    font-size: 4em;
    display: flex;
    flex-direction: row;
    justify-content: space-around;
    align-items: center;
    text-align: center;
}

body:not(.c_submission_success) {
    display: grid;
    grid-template-areas: "hnav" "form";
    grid-template-columns: 1fr;
    justify-items: center;
    background-color: light-dark(white, black);
    max-width: 80em;
    margin: 0 auto;
    gap: 1em;
    padding-bottom: 2em;
}

.c_next_prev_footer {
    display: flex;
    justify-content: center;
    gap: 1em;
    padding: 1em;
}

@media (prefers-color-scheme: dark) {
    .c_svg {
        stroke: white;
    }
}

.c_banner {
    aspect-ratio: 2 / 1;
    object-fit: cover;
    width: calc(100% + 2px);
    margin-top: -1px;
    margin-left: -1px;
    border-top-left-radius: calc(var(--card-border-radius, 0) * 1rem);
    border-top-right-radius: calc(var(--card-border-radius, 0) * 1rem);
}

.c_card_icon {
    align-self: start;
    height: 3rem;
    margin: 1em 0 0 1em;
}

h1 {
    text-align: center;
    font-size: 3em;
    font-weight: 500;
    color: light-dark(var(--tl-page-title-text, black), var(--td-page-title-text, white));
}

ul {
    list-style: none;
    padding: 0;
    margin: 0.5em 0 0.5em 0;
}

li {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    column-gap: 0.5em;
    margin: 0.5em 0 0.5em 0;
}

li .c_icon {
    width: 1.2em;
    height: 1.2em;
}

.c_card>.c_icon {
    width: 3em;
    height: 3em;
    margin: 1em 0 0 1em;
}

.c_overview li span:first-of-type,
.c_summary_container li span:first-of-type {
    flex: 1;
}

.c_overview li span:not(:first-of-type):last-of-type,
.c_summary_container li span:not(:first-of-type):last-of-type {
    font-weight: bold;
}

.c_card_container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(15em, 1fr));
    grid-auto-rows: 1fr;
    grid-gap: 2em;
}

#page_1 .c_card_container {
    grid-template-columns: repeat(auto-fit, minmax(20em, 1fr));
}

.c_card, /* weil anklickbar und sich dadurch Hintergrundfarbe ändert */
.c_input_container input, /* weil fokussierbar und sich dadurch die Hintergrundfarbe ändert */
button, /* wegen hover */
.c_radio_select label /* wegen hover */ {
    transition-property: all;
    transition-timing-function: cubic-bezier(.4, 0, .2,1);
    transition-duration: .2s;
}

.c_card {
    display: flex;
    flex-direction: column;
    border: 1px solid light-dark(var(--tl-card-border, black), var(--td-card-border, white));
    border-radius: calc(var(--card-border-radius, 0) * 1rem);
}

.c_card nav {
    display: flex;
    flex-direction: row;
}

.c_card nav * {
    flex: 1;
    padding-top: 0.25em;
    padding-bottom: 0.25em;
    padding-left: 0.5em;
    padding-right: 0.5em;
    font-size: 1.3em;
    overflow: hidden;
    text-align: center;
}

.c_card nav span {
    color: light-dark(var(--tl-card-title-text, black), var(--td-card-title-text, white));
    font-weight: bold;
}

.c_card nav label {
    background-color: light-dark(var(--tl-tab-inactive-bg, gray), var(--td-tab-inactive-bg, gray));
    color: light-dark(var(--tl-tab-inactive-text, white), var(--td-tab-inactive-text, white));
}

.c_card nav label+label {
    border-left: 1px solid white;
}

.c_card nav :first-child {
    border-top-left-radius: calc(var(--card-border-radius, 0) * 1rem);
    padding-left: calc(var(--card-border-radius, 0) * 0.5em + 0.5em);
}

.c_card nav :last-child {
    border-top-right-radius: calc(var(--card-border-radius, 0) * 1rem);
    padding-right: calc(var(--card-border-radius, 0) * 0.5em + 0.5em);
}

.c_card footer {
    margin-top: 0.5em 0 0 0;
    display: flex;
    flex-direction: column;
    gap: 1em;
    padding: 2em;
}

.c_card_data {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow-x: clip;
    padding: 1em 2em;
    justify-content: space-between;
}

.c_card_data h2 {
    font-weight: normal;
    margin: 0 0 0.5em 0;
    font-size: 1.5em;
    color: light-dark(var(--tl-card-title-text, black), var(--td-card-title-text, white));
}

.c_tarif {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    gap: 2em;
}

.c_tarif .c_card {
    flex: 1;
    align-self: stretch;
}

.c_tarif:not(:has(input[name="selected_tarif"]:checked)) > button {
    visibility: hidden;
}

body:not([data-suggest-tarif='true']) .c_tarif > button,
body[data-suggest-tarif='true'] .c_tarif footer > button {
    display: none;
}

.c_tarif h2 {
    font-weight: bold;
    font-size: 2em;
}

.c_tarif h2 > span {
    display: block;
    font-size: 50%;
}

.c_description:empty {
    display: none;
}

.c_tarif ul {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.c_payment {
    font-size: 2em;
    color: light-dark(var(--tl-payment-text, black), var(--td-payment-text, white));
    font-weight: bold;
}

.c_payment_info {
    font-size: 0.9em;
    text-align: center;
}

.c_payment_info:empty {
    display: none;
}

.c_payment_info:before {
    content: "*";
}

.c_payment_rhytm {
    word-break: keep-all;
}

.c_zubuchung {
    display: flex;
}

.c_zubuchung .c_card {
    flex: 1;
}

body[data-suggest-tarif='true'] .c_tarif.c_selectable_card:has(input[name="selected_tarif"]:checked)>.c_card,
.c_zubuchung.c_selectable_card input:checked+.c_card {
     background-color: light-dark(var(--tl-card-checked-bg, #e0e0e0), var(--td-card-checked-bg, #505050));
     border-color: light-dark(var(--tl-card-checked-border, black), var(--td-card-checked-border, white));
}

.c_summary_container {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    gap: 3em;
}

.c_summary_container footer {
    text-align: center;
}

.c_summary_container footer button {
    display: block;
    margin: 1em auto 1em auto;
}

.c_button_bar {
    display: flex;
    gap: 1em;
    flex-flow: row wrap;
}

.c_button_bar a {
    text-decoration : none;
}

.c_button_bar a:hover,
button:hover {
    border: 1px solid light-dark(var(--tl-btn-primary-hover-border, black), var(--td-btn-primary-hover-border, white));
    background-color: light-dark(var(--tl-btn-primary-hover-bg, #e0e0e0), var(--td-btn-primary-hover-bg, #e0e0e0));
    color: light-dark(var(--tl-btn-primary-hover-text, black), var(--td-btn-primary-hover-text, black));
}

.c_button_bar a,
button {
    font-size: 100%;
    border: 1px solid light-dark(var(--tl-btn-primary-border, white), var(--td-btn-primary-border, black));
    background-color: light-dark(var(--tl-btn-primary-bg, black), var(--td-btn-primary-bg, white));
    color: light-dark(var(--tl-btn-primary-text, white), var(--td-btn-primary-text, black));
    border-radius: calc(var(--btn-border-radius, 0) * 1rem);
    padding: 1em 3em;
}

button[disabled=disabled],
button:disabled {
    opacity: 20%;
}

.c_button_bar a.c_btn_light,
button.c_btn_light {
    border: 1px solid light-dark(var(--tl-btn-light-border, black), var(--td-btn-light-border, white));
    background-color: light-dark(var(--tl-btn-light-bg, white), var(--td-btn-light-bg, black));
    color: light-dark(var(--tl-btn-light-text, black), var(--td-btn-light-text, white));
}

.c_button_bar a.c_btn_light:hover,
button.c_btn_light:hover {
    border: 1px solid light-dark(var(--tl-btn-light-hover-border, black), var(--td-btn-light-hover-border, white));
    background-color: light-dark(var(--tl-btn-light-hover-bg, #e0e0e0), var(--td-btn-light-hover-bg, #e0e0e0));
    color: light-dark(var(--tl-btn-light-hover-text, black), var(--td-btn-light-hover-text, black));
}

#navi {
    counter-reset: horizontal-page-num;
    grid-area: hnav;
    display: inline-flex;
    border-bottom: 1px solid light-dark(var(--tl-current-page, black), var(--td-current-page, white));
    gap: 1em;
    margin-bottom: 2em;
}

input[name="selected_page_horizontal"]+label {
    padding: 0.5em;
    color: light-dark(var(--tl-past-page, black), var(--td-past-page, white));
}

input[name="selected_page_horizontal"]:checked+label {
    color: light-dark(var(--tl-current-page, black), var(--td-current-page, white));
    border-bottom: var(--horiz-nav-border-thickness) solid light-dark(var(--tl-current-page, black), var(--td-current-page, white));
}

input[name="selected_page_vertical"]:checked+label>.c_nav_vert_text {
    color: light-dark(var(--tl-current-page, black), var(--td-current-page, white));
}

input[name="selected_page_vertical"]:checked+label>.c_nav_vert_num {
    background-color: light-dark(var(--tl-current-page, black), var(--td-current-page, white));
}

input[name="selected_page_horizontal"]:checked+label~label,
.c_page:has(input[name="selected_page_vertical"]:checked)~.c_page > input[name="selected_page_vertical"]+label {
    pointer-events: none;
    color: light-dark(var(--tl-future-page, gray), var(--td-future-page, gray));
}

.c_page:has(input[name="selected_page_vertical"]:checked)~.c_page > input[name="selected_page_vertical"]+label>.c_nav_vert_num {
    background-color: light-dark(var(--tl-future-page, gray), var(--td-future-page, gray));
}

@media (max-width: 600px) {
    #navi label {
        font-size: 0.7em;
    }
}

@media (max-width: 1000px) {
    input[name="selected_page_horizontal"]:not(:checked)+label span {
        display: none;
    }

    #navi label::before {
        counter-increment: horizontal-page-num;
    }

    input[name="selected_page_horizontal"]:not(:checked)+label::before {
        content: counter(horizontal-page-num)".";
    }

    input[name="selected_page_horizontal"]:checked+label::before {
        content: counter(horizontal-page-num)". ";
    }
}

.c_page_content {
    padding-bottom: 2em;
}

input {
    outline: none;
}

#ov_form {
    width: 100%;
    grid-area: form;
    padding: 0 2em 0 2em;
    counter-reset: vertical-page-num;
}

@media (orientation: landscape) {
    body[data-vertical-navigation='true'] {
        
        #navi,
        .c_page > h1 {
            display: none;
        }

        #ov_form {
            padding-top: 3rem;
        }

        .c_page > label {
            position: relative;
            top: -1.5rem;
            left: -1rem;
            margin: 0;
            padding: 0;
            display: flex;
            align-items: center;
            color: light-dark(var(--tl-past-page, black), var(--td-past-page, white));
        }

        .c_page_content {
            position: relative;
            top: -1rem;
            left: 1rem;
        }

        .c_page:not(#page_6):not(:has(input[name="selected_page_vertical"]:checked)) {
            border-left: var(--vert-nav-border-thickness) solid light-dark(var(--tl-past-page, black), var(--td-past-page, white));
        }
    
        .c_page:not(#page_6):has(input[name="selected_page_vertical"]:checked) {
            border-left: var(--vert-nav-border-thickness) solid light-dark(var(--tl-current-page, black), var(--td-current-page, white));
        }

        .c_page:has(input[name="selected_page_vertical"]:checked)~.c_page:not(#page_6) {
            border-left: var(--vert-nav-border-thickness) solid light-dark(var(--tl-future-page, black), var(--td-future-page, white));
        }

        .c_page#page_6 {
            /* Die anderen Seiten sind wegen border-left etwas nach rechts gerueckt.
               Da hier kein Rand sein soll, wird das mit margin-left gemacht.
            */
            margin-left: var(--vert-nav-border-thickness);
        }
    
        .c_nav_vert_text {
            font-size: 2rem;
        }

        .c_nav_vert_num::before {
            counter-increment: vertical-page-num;
            content: counter(vertical-page-num);
        }

        .c_nav_vert_num {
            border-radius: 50%;
            background-color: light-dark(var(--tl-past-page, black), var(--td-past-page, white));
            color: light-dark(white, black);
            width: 2rem;
            height: 2rem;
            font-size: 1.3rem;
            display: inline-flex;
            align-items: center;  
            justify-content: center;
            margin-right: 1rem;
        }

        &[data-show-selected-tarif='true']:not(:has(input[name^="selected_page_"][value="1"]:checked)):not(:has(input[name^="selected_page_"][value="6"]:checked)),
        &[data-show-selected-tarif='true'][data-suggest-tarif='true']:has(input[name^="selected_page_"][value="1"]:checked) {
            grid-template-areas: "form overview";
            grid-template-columns: 1fr 1fr;
        }
    }

    body:not([data-vertical-navigation='true']) {
        .c_page > label {
            display: none;
        }

        &[data-show-selected-tarif='true']:not(:has(input[name^="selected_page_"][value="1"]:checked)):not(:has(input[name^="selected_page_"][value="6"]:checked)),
        &[data-show-selected-tarif='true'][data-suggest-tarif='true']:has(input[name^="selected_page_"][value="1"]:checked) {
            grid-template-areas: "hnav hnav" "form overview";
            grid-template-columns: 1fr 1fr;
        }
    }

    .c_overview {
        grid-area: overview;
        display: flex;
        flex-direction: column;
        border-left: var(--overview-border-thickness) solid light-dark(var(--tl-overview-border, black), var(--td-overview-border, white));
        padding: 0 2em 0 2em;
    }

    .c_overview_data {
        position: sticky;
        top: 0;
    }

    .c_overview_data .c_selected_tarif_compact {
        display: none;
    }
}

@media (orientation: portrait) {
    #ov_form {
        flex-direction: column;
    }

    body:not(.c_submission_success) {
        padding-bottom: var(--max-height-bottom-overview);
    }

    .c_page > label {
        display: none;
    }

    .c_overview {
        max-height: var(--max-height-bottom-overview);
        overflow-y: scroll;
        border-left: none;
        position: fixed;
        width: 100%;
        left: 0;
        bottom: 0;
        background-color: light-dark(white, black);
        border-top: 1px solid black;
        display: flex;
        justify-content: center;
    }

    .c_overview_data summary,
    .c_overview_data .c_payment {
        font-size: 2rem;
    }

    .c_overview_data article {
        padding: 0.5rem;
    }

    .c_overview_data .c_selected_tarif_spacious {
        display: none;
    }
}

/* Uebersicht ausblenden wenn:
   1. kein Tarif ausgewaehlt ist
     (kann nur fuer die 1. Seite zutreffen wenn es ueberhaupt keine Tarife gibt)
   2. wenn man auf der 1. Seite steht und Tarifvorschlag nicht angehakt ist
     (intern ist immer der 1. Tarif ausgewaehlt, deshalb trifft Regel 1 nicht zu)
   3. wenn man auf der letzten Seite steht

   Positiv formuliert: Uebersicht anzeigen WENN
     "Gewaehlten Tarif immer anzeigen" UND "Tarif ausgewaehlt" UND Seite != Letzte UND
     (Seite != 1 ODER "Tarif empfehlen") 
*/
body:not([data-show-selected-tarif='true']) .c_overview,
body:not([data-suggest-tarif='true']):has(input[name^="selected_page_"][value="1"]:checked) .c_overview,
body:has(input[name^="selected_page_"][value="6"]:checked) .c_overview {
    display: none;
}

fieldset {
    border: none;
}

.c_show_invalid_data fieldset:not(:valid)::after {
    display: block;
    color: red;
    content: attr(data-text);
}

.c_input_container {
    margin: 0 auto;
    max-width: 40em;
    width: 100%;
}

.c_input_container button[type="submit"] {
    display: block;
    margin: 0 auto;
}

.c_input_container input:not([type="checkbox"]) {
    width: 100%;
    font-size: 1em;
    color: light-dark(var(--tl-edit-notfocus-text, black), var(--td-edit-notfocus-text, white));
    border: var(--edit-border-thickness) solid light-dark(var(--tl-edit-notfocus-border, #a0a0a0), var(--td-edit-notfocus-border, #a0a0a0));
    border-radius: calc(var(--edit-border-radius, 0) * 1rem);
    padding: 1em 1em 1em 3em;
    background-repeat: no-repeat;
    background-size: contain;
    background-origin: content-box;
    background-position-x: -2em;
}

.c_input_container input:focus {
    color: light-dark(var(--tl-edit-focus-text, black), var(--td-edit-focus-text, white));
    border: var(--edit-border-thickness) solid light-dark(var(--tl-edit-focus-border, black), var(--td-edit-focus-border, white));
}

.c_input_container input.c_icon_person {
    background-image: url('person.svg');
}

.c_input_container input.c_icon_calendar {
    background-image: url('calendar.svg');
}

.c_input_container input.c_icon_mail {
    background-image: url('mail.svg');
}

.c_input_container input.c_icon_tel {
    background-image: url('tel.svg');
}

.c_input_container input.c_icon_location {
    background-image: url('location.svg');
}

.c_input_container input.c_icon_bank {
    background-image: url('bank.svg');
}

.c_input_container input.c_icon_card {
    background-image: url('card.svg');
}

.c_always_hidden,
.c_hidden,
body[data-selected-tarif=''] [data-tarife] {
    display: none;
}

.c_radio_select {
    display: flex;
    gap: 1em;
}

@media (max-width: 500px) {
    .c_radio_select {
        flex-direction: column;
    }
}

.c_radio_select label {
    flex: 1;
    text-align: center;
    padding: 0.5em;
    border: 1px solid light-dark(var(--tl-radio-notsel-border, black), var(--td-radio-notsel-border, white));
    background-color: light-dark(var(--tl-radio-notsel-bg, white), var(--td-radio-notsel-bg, black));
    color: light-dark(var(--tl-radio-notsel-text, black), var(--td-radio-notsel-text, white));
    border-radius: calc(var(--radio-border-radius, 0) * 1rem);
}

.c_radio_select label:hover {
    border: 1px solid light-dark(var(--tl-radio-notsel-hover-border, black), var(--td-radio-notsel-hover-border, white));
    background-color: light-dark(var(--tl-radio-notsel-hover-bg, #e0e0e0), var(--td-radio-notsel-hover-bg, #e0e0e0));
    color: light-dark(var(--tl-radio-notsel-hover-text, black), var(--td-radio-notsel-hover-text, black));
}

.c_radio_select input:checked+label {
    border: 1px solid light-dark(var(--tl-radio-sel-border, black), var(--td-radio-sel-border, white));
    background-color: light-dark(var(--tl-radio-sel-bg, #b0b0b0), var(--td-radio-sel-bg, #b0b0b0));
    color: light-dark(var(--tl-radio-sel-text, black), var(--td-radio-sel-text, black));
}

.c_radio_select input:checked+label:hover {
    border: 1px solid light-dark(var(--tl-radio-sel-hover-border, black), var(--td-radio-sel-hover-border, white));
    background-color: light-dark(var(--tl-radio-sel-hover-bg, #e0e0e0), var(--td-radio-sel-hover-bg, #e0e0e0));
    color: light-dark(var(--tl-radio-sel-hover-text, black), var(--td-radio-sel-hover-text, black));
}

@media(orientation: portrait) {
    body:not(:has(input[name^='selected_page_'][value='1']:checked)) #page_1,
    body:not(:has(input[name^='selected_page_'][value='2']:checked)) #page_2,
    body:not(:has(input[name^='selected_page_'][value='3']:checked)) #page_3,
    body:not(:has(input[name^='selected_page_'][value='4']:checked)) #page_4,
    body:not(:has(input[name^='selected_page_'][value='5']:checked)) #page_5,
    body:not(:has(input[name^='selected_page_'][value='6']:checked)) #page_6 {
        display: none;
    }
}
@media(orientation: landscape) {
    body:not(:has(input[name^='selected_page_'][value='1']:checked))[data-vertical-navigation='true'] #page_1 > .c_page_content,
    body:not(:has(input[name^='selected_page_'][value='1']:checked)):not([data-vertical-navigation='true']) #page_1,
    body:not(:has(input[name^='selected_page_'][value='2']:checked))[data-vertical-navigation='true'] #page_2 > .c_page_content,
    body:not(:has(input[name^='selected_page_'][value='2']:checked)):not([data-vertical-navigation='true']) #page_2,
    body:not(:has(input[name^='selected_page_'][value='3']:checked))[data-vertical-navigation='true'] #page_3 > .c_page_content,
    body:not(:has(input[name^='selected_page_'][value='3']:checked)):not([data-vertical-navigation='true']) #page_3,
    body:not(:has(input[name^='selected_page_'][value='4']:checked))[data-vertical-navigation='true'] #page_4 > .c_page_content,
    body:not(:has(input[name^='selected_page_'][value='4']:checked)):not([data-vertical-navigation='true']) #page_4,
    body:not(:has(input[name^='selected_page_'][value='5']:checked))[data-vertical-navigation='true'] #page_5 > .c_page_content,
    body:not(:has(input[name^='selected_page_'][value='5']:checked)):not([data-vertical-navigation='true']) #page_5,
    body:not(:has(input[name^='selected_page_'][value='6']:checked))[data-vertical-navigation='true'] #page_6 > .c_page_content,
    body:not(:has(input[name^='selected_page_'][value='6']:checked)):not([data-vertical-navigation='true']) #page_6 {
        display: none;
    }
}
[data-selected-tarif='0'] [data-tarife]:not([data-tarife~='0']),
[data-selected-tarif='1'] [data-tarife]:not([data-tarife~='1']),
[data-selected-tarif='2'] [data-tarife]:not([data-tarife~='2']) {
    display: none;
}
body:has(#check_zubuchung_7:not(:checked)) .c_zubuchung_7.c_optional,
body:has(#check_zubuchung_8:not(:checked)) .c_zubuchung_8.c_optional,
body:has(#check_zubuchung_16:not(:checked)) .c_zubuchung_16.c_optional,
body:has(#check_zubuchung_17:not(:checked)) .c_zubuchung_17.c_optional,
body:has(#check_zubuchung_25:not(:checked)) .c_zubuchung_25.c_optional,
body:has(#check_zubuchung_26:not(:checked)) .c_zubuchung_26.c_optional {
    display: none;
}