/* =============================================================
   Kosten-Kompass – Hauptstylesheet
   ============================================================= */

:root {
    --kk-blue-900: #12385A;
    --kk-blue-800: #0B4F86;
    --kk-blue-700: #0A63A8;
    --kk-blue-600: #1479C9;
    --kk-blue-500: #2EA7E6;
    --kk-blue-100: #EAF6FD;
    --kk-blue-050: #F5F8FC;

    --kk-orange-700: #C9650B;
    --kk-orange-600: #E97813;
    --kk-orange-500: #F58A1F;
    --kk-orange-100: #FFF0E2;

    --kk-text-900: #17324D;
    --kk-text-700: #2B445E;
    --kk-text-600: #5F7288;
    --kk-text-400: #8EA0B4;

    --kk-bg: #F5F8FC;
    --kk-surface: #FFFFFF;
    --kk-surface-soft: #EAF6FD;
    --kk-border: #D9E3EE;
    --kk-border-strong: #B8C8D9;

    --kk-success: #178A5B;
    --kk-warning: #F58A1F;
    --kk-danger: #D64545;

    --kk-shadow-sm: 0 6px 18px rgba(18, 56, 90, 0.08);
    --kk-shadow-md: 0 16px 44px rgba(18, 56, 90, 0.12);
    --kk-shadow-lg: 0 24px 70px rgba(18, 56, 90, 0.16);

    --kk-radius-sm: 12px;
    --kk-radius-md: 18px;
    --kk-radius-lg: 24px;
    --kk-radius-xl: 30px;

    --kk-focus: 0 0 0 4px rgba(46, 167, 230, 0.22);

    /* Semantische Token (Kompatibilität mit bestehendem Markup) */
    --color-bg: var(--kk-bg);
    --color-surface: var(--kk-surface);
    --color-soft: var(--kk-surface-soft);
    --color-primary: var(--kk-blue-700);
    --color-primary-dark: var(--kk-blue-900);
    --color-accent: var(--kk-orange-500);
    --color-text-strong: var(--kk-text-900);
    --color-text: var(--kk-text-900);
    --color-text-muted: var(--kk-text-600);
    --color-border: var(--kk-border);
    --color-warning: var(--kk-warning);
    --color-success: var(--kk-success);
    --color-error: var(--kk-danger);
    --color-footer: var(--kk-blue-900);

    --radius-card: var(--kk-radius-lg);
    --radius-calc: var(--kk-radius-xl);
    --radius-button: 999px;

    --shadow-soft: var(--kk-shadow-md);
    --shadow-elevated: var(--kk-shadow-lg);

    --font-stack: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

    --container-max: 1160px;
    --gap-2: 0.5rem;
    --gap-3: 0.75rem;
    --gap-4: 1rem;
    --gap-5: 1.5rem;
    --gap-6: 2rem;
    --gap-7: 3rem;

    --surface: var(--kk-surface);
    --border: var(--kk-border);
    --text: var(--kk-text-900);
    --text-soft: var(--kk-text-700);
    --text-muted: var(--kk-text-600);

    /* Admin (ruhig, Markenfarben) */
    --ek-admin-bg: var(--kk-bg);
    --ek-admin-surface: #ffffff;
    --ek-admin-border: var(--kk-border);
    --ek-admin-border-2: var(--kk-blue-100);
    --ek-admin-text: var(--kk-text-900);
    --ek-admin-text-soft: var(--kk-text-700);
    --ek-admin-text-mute: var(--kk-text-600);
    --ek-admin-primary: var(--kk-blue-700);
    --ek-admin-primary-2: var(--kk-blue-900);
    --ek-admin-accent: var(--kk-orange-500);
    --ek-admin-success: var(--kk-success);
    --ek-admin-danger: var(--kk-danger);
    --ek-admin-side-bg: linear-gradient(180deg, var(--kk-blue-900) 0%, #0B2944 100%);
    --ek-admin-side-fg: #cbd5e1;
    --ek-admin-side-fg-2: #e2e8f0;
    --ek-admin-shadow-sm: var(--kk-shadow-sm);
    --ek-admin-shadow: var(--kk-shadow-md);
    --ek-admin-shadow-lg: var(--kk-shadow-lg);
    --ek-admin-radius: var(--kk-radius-sm);
}

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--font-stack);
    font-size: 17px;
    line-height: 1.6;
    color: var(--kk-text-900);
    background: var(--kk-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img, svg {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--kk-blue-700);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover, a:focus {
    color: var(--kk-orange-500);
    text-decoration: underline;
}

h1, h2, h3, h4 {
    color: var(--kk-text-900);
    font-weight: 700;
    line-height: 1.2;
    margin: 0 0 var(--gap-4);
    letter-spacing: -0.01em;
}

h1 {
    font-size: clamp(2.4rem, 6vw, 4.4rem);
    line-height: 1.05;
    letter-spacing: -0.02em;
}

h2 {
    font-size: clamp(1.8rem, 3vw, 2.5rem);
}

h3 {
    font-size: 1.25rem;
}

p {
    margin: 0 0 var(--gap-4);
}

.lead {
    font-size: 1.125rem;
    color: var(--kk-text-600);
    max-width: 60ch;
}

.eyebrow {
    display: inline-block;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 700;
    color: var(--kk-blue-700);
    margin-bottom: var(--gap-3);
    padding: 0.35rem 0.75rem;
    background: var(--kk-blue-100);
    border: 1px solid rgba(46, 167, 230, 0.25);
    border-radius: 999px;
}

.note {
    background: var(--kk-blue-100);
    color: var(--kk-blue-900);
    padding: 0.6rem 0.9rem;
    border-radius: var(--kk-radius-sm);
    font-size: 0.95rem;
    display: inline-block;
    border: 1px solid var(--kk-border);
}

.note--soft {
    background: var(--kk-surface);
    color: var(--kk-text-600);
    border: 1px solid var(--kk-border);
}

.note--warn {
    background: var(--kk-orange-100);
    color: var(--kk-orange-700);
    border: 1px solid rgba(245, 138, 31, 0.35);
}

.visually-hidden {
    position: absolute !important;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
}

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.25rem;
}

/* ----- Header ----- */

.site-header {
    position: sticky;
    top: 0;
    z-index: 30;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--kk-border);
    box-shadow: 0 4px 18px rgba(18, 56, 90, 0.05);
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--gap-4);
    padding: 0.65rem 1.25rem;
    min-height: 72px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    color: var(--color-text-strong);
    text-decoration: none;
    line-height: 0;
    flex: 0 0 auto;
}

.brand:hover, .brand:focus {
    text-decoration: none;
    color: var(--color-text-strong);
}

.brand__logo {
    display: block;
    width: clamp(230px, 22vw, 270px);
    max-height: 64px;
    height: auto;
    max-width: 100%;
    object-fit: contain;
    object-position: left center;
    user-select: none;
    -webkit-user-drag: none;
}

.brand__icon {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: #fff;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}

.brand__text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.brand__name {
    font-weight: 700;
    font-size: 1.1rem;
}

.brand__claim {
    font-size: 0.78rem;
    color: var(--color-text-muted);
    font-weight: 500;
}

.primary-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
    gap: var(--gap-5);
    flex-wrap: wrap;
}

.primary-nav a {
    color: var(--kk-text-700);
    font-weight: 600;
    font-size: 0.97rem;
    padding: 0.45rem 0.65rem;
    border-radius: 999px;
    border-bottom: 2px solid transparent;
}

.primary-nav a:hover, .primary-nav a:focus {
    color: var(--kk-blue-700);
    background: var(--kk-blue-100);
    border-bottom-color: transparent;
    text-decoration: none;
}

.nav-toggle {
    display: none;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.nav-toggle__bar {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-text-strong);
    border-radius: 2px;
}

/* ----- Hero ----- */

.hero {
    padding: clamp(2.5rem, 6vw, 4.5rem) 0 clamp(2rem, 5vw, 4rem);
    background:
        radial-gradient(circle at 85% 15%, rgba(46, 167, 230, 0.16), transparent 28%),
        radial-gradient(circle at 10% 20%, rgba(245, 138, 31, 0.1), transparent 22%),
        linear-gradient(180deg, #FFFFFF 0%, var(--kk-bg) 100%);
}

.hero h1 {
    color: var(--kk-blue-900);
}

.hero__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: var(--gap-7);
    align-items: center;
}

.hero__lead {
    font-size: 1.15rem;
    max-width: 56ch;
    color: var(--kk-text-600);
    margin-bottom: var(--gap-5);
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--gap-3);
}

.hero__panel {
    background: var(--kk-surface);
    border: 1px solid var(--kk-border);
    border-radius: var(--kk-radius-lg);
    padding: var(--gap-5);
    box-shadow: var(--kk-shadow-sm);
}

.stat-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--gap-3);
    margin-bottom: var(--gap-4);
}

.stat-box {
    background: var(--kk-blue-100);
    border-radius: var(--kk-radius-sm);
    padding: 1rem 0.85rem;
    text-align: center;
    border: 1px solid rgba(46, 167, 230, 0.2);
}

.stat-box__value {
    font-weight: 800;
    font-size: 1.4rem;
    color: var(--kk-blue-700);
    line-height: 1.1;
    margin-bottom: 0.2rem;
}

.stat-box__label {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.hero__panel-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--kk-blue-900);
    margin: 0 0 var(--gap-2) 0;
}

.hero__panel-list {
    list-style: none;
    margin: 0 0 var(--gap-3) 0;
    padding: 0;
    display: grid;
    gap: 0.4rem;
}

.hero__panel-list li {
    position: relative;
    padding-left: 1.4rem;
    color: var(--color-text);
    font-size: 0.95rem;
    line-height: 1.4;
}

.hero__panel-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 0;
    color: var(--kk-blue-700);
    font-weight: 700;
}

.calc-field__help {
    display: block;
    margin-top: 0.35rem;
    color: var(--color-text-muted);
    font-size: 0.82rem;
    line-height: 1.4;
}

.calc-actions-hint {
    margin: 0.5rem 0 0 0;
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.result-devices {
    list-style: disc;
    margin: 0.5rem 0 0 1.2rem;
    padding: 0;
    color: var(--color-text-muted);
    font-size: 0.9rem;
    grid-column: 1 / -1;
}

.result-devices li { margin-bottom: 0.2rem; }

/* ----- Buttons ----- */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.85rem 1.4rem;
    min-height: 46px;
    border-radius: var(--radius-button);
    border: 1px solid transparent;
    font-weight: 800;
    font-size: 1rem;
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
    text-decoration: none;
    line-height: 1.1;
}

.btn:hover {
    text-decoration: none;
    transform: translateY(-1px);
}

.btn:focus-visible {
    outline: none;
    box-shadow: var(--kk-focus);
}

.btn.btn--primary,
.btn-primary {
    background: linear-gradient(135deg, var(--kk-orange-500), var(--kk-orange-600));
    color: #FFFFFF;
    border: 1px solid var(--kk-orange-600);
    box-shadow: 0 12px 26px rgba(245, 138, 31, 0.25);
}

.btn.btn--primary:hover,
.btn.btn--primary:focus,
.btn-primary:hover,
.btn-primary:focus {
    background: var(--kk-orange-600);
    color: #fff;
}

.btn.btn--secondary,
.btn-secondary {
    background: var(--kk-blue-700);
    color: #FFFFFF;
    border: 1px solid var(--kk-blue-700);
    box-shadow: 0 10px 24px rgba(10, 99, 168, 0.22);
}

.btn.btn--secondary:hover,
.btn.btn--secondary:focus,
.btn-secondary:hover,
.btn-secondary:focus {
    background: var(--kk-blue-800);
    border-color: var(--kk-blue-800);
    color: #fff;
}

.btn.btn--ghost,
.btn.outline,
.btn-ghost {
    background: #FFFFFF;
    color: var(--kk-blue-700);
    border: 1px solid var(--kk-border-strong);
    box-shadow: none;
}

.btn.btn--ghost:hover,
.btn.btn--ghost:focus,
.btn.outline:hover,
.btn.outline:focus,
.btn-ghost:hover,
.btn-ghost:focus {
    background: var(--kk-blue-100);
    border-color: var(--kk-blue-500);
    color: var(--kk-blue-800);
}

/* ----- Sections ----- */

.section {
    padding: clamp(2.5rem, 6vw, 4.5rem) 0;
}

.section--soft {
    background: var(--kk-blue-050);
}

.section--narrow {
    padding-bottom: 1rem;
}

.section__head {
    max-width: 60ch;
    margin-bottom: var(--gap-6);
}

.section__head h2 {
    color: var(--kk-blue-900);
}

.section__head p {
    color: var(--kk-text-600);
    font-size: 1.05rem;
}

/* ----- Cards ----- */

.card-grid {
    display: grid;
    gap: var(--gap-5);
}

.card-grid--3 {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.card {
    background: var(--kk-surface);
    border: 1px solid var(--kk-border);
    border-radius: var(--kk-radius-lg);
    padding: var(--gap-5);
    box-shadow: var(--kk-shadow-sm);
    transition: transform 0.18s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    display: flex;
    flex-direction: column;
    color: var(--kk-text-900);
}

.card:hover, .card:focus {
    transform: translateY(-3px);
    box-shadow: var(--kk-shadow-md);
    border-color: rgba(46, 167, 230, 0.45);
    text-decoration: none;
    color: var(--kk-text-900);
}

.card h3 {
    margin-bottom: 0.4rem;
    color: var(--kk-blue-900);
}

.card p {
    color: var(--kk-text-600);
    margin-bottom: 1rem;
    flex: 1;
}

.card__cta {
    color: var(--kk-blue-700);
    font-weight: 700;
    margin-top: auto;
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.65rem;
    background: var(--kk-blue-100);
    color: var(--kk-blue-700);
    border: 1px solid rgba(46, 167, 230, 0.22);
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 700;
    margin-bottom: 0.7rem;
    letter-spacing: 0.02em;
}

.badge--accent {
    background: var(--kk-orange-100);
    color: var(--kk-orange-700);
    border: 1px solid rgba(245, 138, 31, 0.25);
}

/* ----- Steps ----- */

.steps {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: var(--gap-5);
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    counter-reset: steps;
}

.steps li {
    background: var(--kk-surface);
    border: 1px solid var(--kk-border);
    border-radius: var(--kk-radius-lg);
    padding: var(--gap-5);
    box-shadow: var(--kk-shadow-sm);
}

.steps__num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--kk-blue-700);
    color: #fff;
    border-radius: 999px;
    font-weight: 800;
    margin-bottom: var(--gap-3);
}

/* ----- Breadcrumbs ----- */

.breadcrumbs {
    font-size: 0.92rem;
    color: var(--color-text-muted);
    margin-bottom: var(--gap-3);
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    align-items: center;
}

.breadcrumbs a {
    color: var(--color-text-muted);
}

.breadcrumbs a:hover, .breadcrumbs a:focus {
    color: var(--kk-orange-500);
}

/* ----- Calculator Layout ----- */

.calc-hero {
    padding-top: clamp(2rem, 4vw, 3rem);
    padding-bottom: 0.5rem;
}

.calc-hero h1 {
    color: var(--kk-blue-900);
}

.calc-section {
    padding-top: clamp(1.5rem, 3vw, 2.5rem);
}

.calc-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.85fr) minmax(0, 1fr);
    gap: var(--gap-6);
    align-items: start;
}

.calc-main {
    display: flex;
    flex-direction: column;
    gap: var(--gap-6);
}

.calc-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--gap-5);
    position: sticky;
    top: 90px;
}

.calc-box {
    position: relative;
    overflow: hidden;
    background: #FFFFFF;
    border-radius: var(--kk-radius-xl);
    border: 1px solid var(--kk-border);
    box-shadow: var(--kk-shadow-md);
    padding: clamp(1.25rem, 2.5vw, 2.125rem);
    padding-top: clamp(1.45rem, 2.7vw, 2.35rem);
}

.calc-box::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--kk-blue-700), var(--kk-orange-500));
    border-radius: var(--kk-radius-xl) var(--kk-radius-xl) 0 0;
}

.calc-box__head {
    margin-bottom: var(--gap-5);
}

.calc-box__title {
    margin-bottom: 0.25rem;
}

.calc-box__hint {
    color: var(--color-text-muted);
    font-size: 0.92rem;
    margin: 0;
}

.calc-fields {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--gap-4);
    margin-bottom: var(--gap-5);
}

.calc-field {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.calc-field--full {
    grid-column: 1 / -1;
}

.calc-field__label {
    font-weight: 800;
    color: var(--kk-text-700);
    font-size: 0.95rem;
}

.calc-field__unit {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    font-weight: 500;
    margin-left: 0.25rem;
}

.calc-field__input,
.calc-field__select {
    width: 100%;
    padding: 0.85rem 1rem;
    border-radius: 16px;
    border: 1px solid var(--kk-border);
    background: #fff;
    font-size: 1rem;
    font-family: inherit;
    color: var(--kk-text-900);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.calc-field__input:focus,
.calc-field__select:focus {
    outline: none;
    border-color: var(--kk-blue-500);
    box-shadow: var(--kk-focus);
}

.calc-field--check {
    flex-direction: row;
    align-items: center;
    gap: 0.6rem;
}

.calc-field--check input[type="checkbox"] {
    width: 22px;
    height: 22px;
    accent-color: var(--kk-blue-700);
}

.calc-field--check label {
    font-weight: 500;
    color: var(--color-text);
}

.calc-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--gap-3);
    align-items: center;
    margin-bottom: var(--gap-4);
}

.calc-error {
    color: var(--color-error);
    background: #FEF2F2;
    border: 1px solid #FCA5A5;
    padding: 0.7rem 1rem;
    border-radius: 14px;
    margin: 0;
    font-size: 0.95rem;
}

.calc-result {
    background: linear-gradient(135deg, rgba(234, 246, 253, 1), rgba(255, 255, 255, 1));
    border-radius: var(--kk-radius-lg);
    padding: clamp(1rem, 2.5vw, 1.75rem);
    margin-top: var(--gap-5);
    border: 1px solid rgba(46, 167, 230, 0.28);
    box-shadow: 0 14px 36px rgba(10, 99, 168, 0.1);
}

.calc-result__title {
    margin-bottom: var(--gap-3);
    color: var(--kk-blue-900);
}

.calc-result__primary {
    background: #fff;
    border-radius: var(--kk-radius-md);
    padding: 1.1rem 1.25rem;
    border: 1px solid var(--kk-border);
    margin-bottom: var(--gap-4);
}

.calc-result__primary .label {
    display: block;
    font-size: 0.9rem;
    color: var(--kk-text-600);
    margin-bottom: 0.25rem;
}

.calc-result__primary .value {
    font-size: clamp(1.8rem, 3.5vw, 2.4rem);
    font-weight: 900;
    color: var(--kk-orange-600);
    letter-spacing: -0.01em;
    line-height: 1.1;
}

.calc-result__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: var(--gap-3);
    margin-bottom: var(--gap-3);
}

.result-card {
    background: #fff;
    border-radius: 18px;
    padding: 0.85rem 1rem;
    border: 1px solid var(--kk-border);
}

.result-card .label {
    font-size: 0.85rem;
    color: var(--kk-text-600);
    margin-bottom: 0.2rem;
}

.result-card .value {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--kk-blue-700);
}

.calc-result__formula {
    color: var(--color-text-muted);
    font-size: 0.85rem;
    margin: 0;
}

.calc-result__note {
    margin-top: var(--gap-3);
    margin-bottom: 0;
    padding: 0.7rem 1rem;
    border-radius: var(--kk-radius-sm);
    background: var(--kk-orange-100);
    color: var(--kk-orange-700);
    border: 1px solid rgba(245, 138, 31, 0.35);
    font-size: 0.95rem;
}

/* Notstrom-Geräteliste */

.device-list {
    grid-column: 1 / -1;
    display: grid;
    gap: 0.4rem;
    border: 1px solid var(--color-border);
    border-radius: 18px;
    padding: 0.75rem;
    background: #fff;
}

.device-row {
    display: grid;
    grid-template-columns: 28px minmax(0, 1.5fr) repeat(2, minmax(0, 1fr));
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.4rem;
    border-radius: 12px;
}

.device-row + .device-row {
    border-top: 1px solid var(--color-border);
}

.device-row input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: var(--kk-blue-700);
}

.device-row__label {
    font-weight: 500;
    color: var(--color-text-strong);
    font-size: 0.95rem;
}

.device-row__field {
    display: flex;
    flex-direction: column;
}

.device-row__field label {
    font-size: 0.72rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.device-row__field input {
    padding: 0.45rem 0.6rem;
    border-radius: 10px;
    border: 1px solid var(--color-border);
    font-size: 0.95rem;
    font-family: inherit;
}

.device-row__field input:focus {
    outline: none;
    border-color: var(--kk-blue-500);
    box-shadow: var(--kk-focus);
}

/* Info-Karten / FAQ / Related */

.info-card {
    background: var(--kk-surface);
    border: 1px solid var(--kk-border);
    border-radius: var(--kk-radius-lg);
    padding: clamp(1.25rem, 2vw, 1.75rem);
}

.info-card--soft {
    background: var(--kk-blue-100);
    border-color: rgba(46, 167, 230, 0.28);
    border-left: 4px solid var(--kk-blue-500);
}

.info-card ul {
    margin: 0;
    padding-left: 1.1rem;
    color: var(--kk-text-700);
}

.info-card li + li {
    margin-top: 0.4rem;
}

.faq details {
    background: #FFFFFF;
    border: 1px solid var(--kk-border);
    border-radius: 18px;
    padding: 0.9rem 1.1rem;
    margin-bottom: var(--gap-3);
    transition: background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.faq details:hover {
    background: var(--kk-blue-050);
}

.faq details[open] {
    border-color: rgba(46, 167, 230, 0.45);
    box-shadow: var(--kk-shadow-sm);
}

.faq summary {
    cursor: pointer;
    font-weight: 700;
    color: var(--kk-blue-900);
    list-style: none;
}

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

.faq summary::after {
    content: '+';
    float: right;
    color: var(--kk-orange-500);
    font-size: 1.3rem;
    line-height: 1;
}

.faq details[open] summary::after {
    content: '−';
}

.faq p {
    margin-top: 0.6rem;
    color: var(--kk-text-700);
}

.related h2 {
    margin-bottom: var(--gap-4);
    color: var(--kk-blue-900);
}

/* Sidebar Boxen */

.affiliate-box {
    background: var(--kk-surface);
    border: 1px solid var(--kk-border);
    border-radius: var(--kk-radius-lg);
    padding: 1.25rem 1.4rem;
    box-shadow: var(--kk-shadow-sm);
}

.affiliate-box h3 {
    margin-bottom: var(--gap-3);
}

.affiliate-box ul {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--gap-3);
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.affiliate-box li a {
    display: block;
    padding: 0.85rem 1rem;
    background: var(--kk-blue-050);
    border-radius: 14px;
    color: var(--kk-text-900);
    border: 1px solid var(--kk-border);
    transition: transform 0.15s ease, background 0.2s ease, border-color 0.2s ease;
}

.affiliate-box li a strong {
    display: block;
    color: var(--kk-blue-900);
    margin-bottom: 0.2rem;
}

.affiliate-box li a span {
    color: var(--kk-text-600);
    font-size: 0.92rem;
}

.affiliate-box li a:hover, .affiliate-box li a:focus {
    background: var(--kk-blue-100);
    border-color: rgba(46, 167, 230, 0.35);
    text-decoration: none;
    transform: translateY(-1px);
}

.affiliate-box__note {
    margin: 0;
    color: var(--kk-text-600);
    font-size: 0.85rem;
}

.ad-placeholder {
    background: repeating-linear-gradient(135deg, #fff, #fff 8px, #F1F5F9 8px, #F1F5F9 16px);
    border: 1px dashed var(--color-border);
    border-radius: 18px;
    padding: 1.5rem;
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* Content / Legal / Contact */

.content {
    max-width: 70ch;
}

.content--centered {
    margin: 0 auto;
    text-align: center;
}

.content h2 {
    margin-top: var(--gap-6);
}

.contact-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-card);
    padding: var(--gap-6);
    margin-top: var(--gap-5);
    box-shadow: var(--shadow-soft);
}

/* Footer */

.site-footer {
    background: linear-gradient(135deg, var(--kk-blue-900), #0B2944);
    color: #EAF6FD;
    padding: var(--gap-7) 0 var(--gap-5);
    margin-top: var(--gap-7);
}

.site-footer__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--gap-6);
    margin-bottom: var(--gap-6);
}

.brand--footer .brand__name {
    color: #fff;
}

.site-footer__about {
    color: rgba(234, 246, 253, 0.72);
    margin-top: var(--gap-3);
    font-size: 0.95rem;
}

.site-footer h4 {
    color: #fff;
    margin-bottom: var(--gap-3);
    font-size: 1rem;
}

.site-footer__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.site-footer__list a {
    color: #EAF6FD;
    font-size: 0.95rem;
}

.site-footer__list a:hover, .site-footer__list a:focus {
    color: var(--kk-orange-500);
    text-decoration: underline;
}

.site-footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--gap-4);
    color: rgba(234, 246, 253, 0.72);
    font-size: 0.88rem;
}

.site-footer__bottom p {
    margin: 0;
}

.site-footer__bottom-note {
    margin-top: 0.5rem !important;
    font-size: 0.82rem;
    color: rgba(234, 246, 253, 0.62);
}

/* ----- Responsive ----- */

@media (max-width: 900px) {
    .hero__grid {
        grid-template-columns: 1fr;
        gap: var(--gap-6);
    }

    .calc-layout {
        grid-template-columns: 1fr;
    }

    .calc-sidebar {
        position: static;
    }

    .nav-toggle {
        display: inline-flex;
    }

    .primary-nav {
        display: none;
        width: 100%;
        margin-top: var(--gap-3);
    }

    .primary-nav.is-open {
        display: block;
    }

    .primary-nav ul {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        background: var(--color-surface);
        border: 1px solid var(--color-border);
        border-radius: 18px;
        padding: 0.5rem;
    }

    .primary-nav li + li {
        border-top: 1px solid var(--color-border);
    }

    .primary-nav a {
        display: block;
        padding: 0.8rem 0.9rem;
        border-bottom: none;
    }

    .site-header__inner {
        flex-wrap: wrap;
    }

    .brand__logo {
        width: clamp(200px, 38vw, 230px);
        max-height: 58px;
    }
}

@media (max-width: 600px) {
    body {
        font-size: 16px;
    }

    .container {
        padding: 0 1rem;
    }

    .btn {
        width: 100%;
        padding: 1rem 1.4rem;
    }

    .hero__actions .btn {
        width: 100%;
    }

    .calc-fields {
        grid-template-columns: 1fr;
    }

    .device-row {
        grid-template-columns: 24px 1fr 1fr;
    }

    .device-row__label {
        grid-column: 2 / span 2;
    }

    .calc-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .stat-grid {
        grid-template-columns: 1fr;
    }

    .brand__logo {
        width: clamp(165px, 52vw, 200px);
        max-height: 52px;
    }

    .ap-card__btn {
        width: 100%;
        align-self: stretch;
        justify-content: center;
    }
}

/* ----- Print Styles ----- */

@media print {
    body {
        background: #fff;
        color: #000;
    }

    .site-header,
    .site-footer,
    .primary-nav,
    .nav-toggle,
    .calc-sidebar,
    .ad-placeholder,
    .affiliate-box,
    .related,
    .calc-actions,
    .breadcrumbs,
    .hero__actions {
        display: none !important;
    }

    .calc-layout {
        grid-template-columns: 1fr;
    }

    .calc-box,
    .calc-result,
    .info-card {
        box-shadow: none;
        border: 1px solid #ccc;
    }

    h1, h2, h3 {
        color: #000;
    }

    a {
        color: #000;
        text-decoration: none;
    }

    .note {
        background: transparent;
        border: 1px solid #ccc;
        color: #333;
    }
}

/* ============================================================
   SEO-Sections auf der Rechnerseite
   ============================================================ */
.seo-sections {
    margin-top: 2.5rem;
    display: grid;
    gap: 1.75rem;
}
.seo-section {
    background: var(--kk-surface);
    border: 1px solid var(--kk-border);
    border-radius: var(--kk-radius-md);
    padding: 1.5rem 1.75rem;
    box-shadow: var(--kk-shadow-sm);
}
.seo-section h2 {
    margin: 0 0 0.75rem;
    font-size: 1.25rem;
    color: var(--kk-blue-900);
}
.seo-section p {
    margin: 0 0 0.85rem;
    line-height: 1.65;
    color: var(--kk-text-700);
}
.seo-section p:last-child { margin-bottom: 0; }

.calc-internal-links {
    margin-top: 2rem;
    padding: 1.25rem 1.5rem;
    background: var(--kk-surface);
    border: 1px solid var(--kk-border);
    border-radius: var(--kk-radius-md);
    box-shadow: var(--kk-shadow-sm);
}
.calc-internal-links h2 {
    margin: 0 0 0.75rem;
    font-size: 1.1rem;
    color: var(--kk-blue-900);
}
.calc-internal-links__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.25rem;
}
.calc-internal-links__list a {
    color: var(--kk-blue-700);
    text-decoration: underline;
    text-underline-offset: 2px;
}
.calc-internal-links__list a:hover,
.calc-internal-links__list a:focus {
    color: var(--kk-orange-600);
}

/* ============================================================
   Amazon-Produktboxen
   ============================================================ */
.amazon-products {
    margin-top: 2.5rem;
    background: var(--kk-blue-050);
    border: 1px solid var(--kk-border);
    border-radius: var(--kk-radius-lg);
    padding: 1.75rem;
    box-shadow: var(--kk-shadow-sm);
}
.amazon-products__head h2 {
    margin: 0 0 0.4rem;
    font-size: 1.35rem;
    color: var(--kk-blue-900);
}
.amazon-products__intro {
    margin: 0 0 1.4rem;
    color: var(--kk-text-600);
}
.amazon-products__grid {
    display: grid;
    gap: 1.25rem;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.amazon-products__disclosure {
    margin: 1.25rem 0 0;
    font-size: 0.85rem;
    color: var(--kk-text-600);
}
.ap-card {
    display: flex;
    flex-direction: column;
    background: #fff;
    border: 1px solid var(--kk-border);
    border-radius: var(--kk-radius-lg);
    overflow: hidden;
    box-shadow: var(--kk-shadow-sm);
}
.ap-card__media {
    aspect-ratio: 4 / 3;
    background: #fff;
    border-bottom: 1px solid var(--kk-border);
    display: flex; align-items: center; justify-content: center;
    overflow: hidden;
}
.ap-card__img {
    max-width: 100%; max-height: 100%;
    object-fit: contain;
}
.ap-card__img--placeholder {
    color: #94a3b8;
    font-size: 0.85rem;
    text-align: center;
    padding: 1rem;
}
.ap-card__body { padding: 1rem 1.1rem 1.1rem; display: flex; flex-direction: column; gap: 0.5rem; flex: 1; }
.ap-card__title { margin: 0; font-size: 1rem; line-height: 1.35; color: var(--kk-blue-900); }
.ap-card__desc  { margin: 0; font-size: 0.9rem; color: var(--kk-text-600); }
.ap-card__price { display: flex; flex-direction: column; gap: 0.15rem; padding-top: 0.25rem; border-top: 1px dashed var(--kk-border); }
.ap-card__price-value { font-weight: 900; font-size: 1.1rem; color: var(--kk-orange-600); }
.ap-card__price-value--na { font-weight: 500; font-size: 0.95rem; color: var(--kk-text-600); }
.ap-card__price-stamp,
.ap-card__price-note  { font-size: 0.78rem; color: var(--kk-text-600); line-height: 1.35; }
.ap-card__btn { margin-top: auto; align-self: flex-start; }

/* ============================================================
   Adminbereich – modernes Design
   (Farbtoken in :root oben, --ek-admin-*)
   ============================================================ */

body.admin {
    background: var(--ek-admin-bg);
    color: var(--ek-admin-text);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ---------- Layout-Shell ---------- */
.admin-shell {
    display: grid;
    grid-template-columns: 264px 1fr;
    min-height: 100vh;
}

.admin-sidebar {
    position: sticky; top: 0; align-self: start;
    height: 100vh;
    background: var(--ek-admin-side-bg);
    color: var(--ek-admin-side-fg);
    display: flex; flex-direction: column;
    padding: 1.5rem 1rem 1rem;
    box-shadow: 1px 0 0 rgba(255,255,255,0.04), 0 0 30px rgba(0,0,0,0.18);
}

.admin-brand {
    display: flex; align-items: center; gap: 0.7rem;
    color: #fff; text-decoration: none;
    padding: 0.4rem 0.6rem 1.2rem;
    margin-bottom: 0.5rem;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.admin-brand__text { display: flex; flex-direction: column; line-height: 1.2; }
.admin-brand__text strong { font-size: 0.98rem; letter-spacing: 0.01em; }
.admin-brand__text small  { color: rgba(203,213,225,0.7); font-size: 0.78rem; }

.admin-logo {
    width: 40px; height: 40px; border-radius: 10px;
    display: inline-flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, var(--kk-blue-700) 0%, var(--kk-orange-500) 100%);
    color: #fff; font-weight: 700; letter-spacing: 0.04em;
    box-shadow: 0 6px 14px rgba(10, 99, 168, 0.35);
}

.admin-nav {
    display: flex; flex-direction: column; gap: 0.15rem;
    margin-top: 0.5rem;
}
.admin-nav__item {
    display: flex; align-items: center; gap: 0.7rem;
    padding: 0.6rem 0.75rem;
    border-radius: 10px;
    color: var(--ek-admin-side-fg);
    text-decoration: none;
    font-size: 0.93rem;
    transition: background .15s ease, color .15s ease, transform .15s ease;
}
.admin-nav__item:hover {
    color: #fff;
    background: rgba(255,255,255,0.05);
}
.admin-nav__item.is-active {
    color: #fff;
    background: rgba(10, 99, 168, 0.28);
    box-shadow: inset 0 0 0 1px rgba(46, 167, 230, 0.4);
}
.admin-nav__icon {
    width: 20px; height: 20px; flex-shrink: 0;
    color: rgba(203,213,225,0.85);
}
.admin-nav__item.is-active .admin-nav__icon { color: var(--kk-blue-100); }

.admin-sidebar__foot {
    margin-top: auto;
    padding-top: 0.75rem;
    border-top: 1px solid rgba(255,255,255,0.08);
    display: flex; flex-direction: column; gap: 0.15rem;
}
.admin-nav__item--ghost { color: rgba(203,213,225,0.85); }
.admin-nav__item--logout { color: #fda4af; }
.admin-nav__item--logout:hover { background: rgba(220, 38, 38, 0.16); color: #fecaca; }

/* ---------- Inhalt ---------- */
.admin-content {
    display: flex; flex-direction: column;
    min-width: 0;
}

.admin-topbar {
    display: flex; align-items: center; justify-content: space-between;
    gap: 1rem; flex-wrap: wrap;
    background: var(--ek-admin-surface);
    border-bottom: 1px solid var(--ek-admin-border);
    padding: 1.1rem 2rem;
    box-shadow: var(--ek-admin-shadow-sm);
}
.admin-topbar__crumb {
    display: inline-block;
    color: var(--ek-admin-text-mute);
    font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.08em;
    margin-bottom: 0.15rem;
}
.admin-topbar__title { margin: 0; font-size: 1.5rem; font-weight: 700; color: var(--ek-admin-text); }
.admin-topbar__meta  { display: flex; gap: 0.5rem; align-items: center; }
.admin-pill {
    display: inline-flex; align-items: center; gap: 0.4rem;
    padding: 0.35rem 0.7rem; border-radius: 999px;
    background: #eef2ff; color: #1e3a8a;
    font-size: 0.78rem; font-weight: 600;
}

.admin-main {
    padding: 1.75rem 2rem 3rem;
    max-width: 1280px;
    width: 100%;
}
.admin-main h2 {
    margin: 1.75rem 0 0.85rem;
    font-size: 1.18rem; color: var(--ek-admin-text);
    display: flex; align-items: center; gap: 0.55rem;
}
.admin-main h2::before {
    content: "";
    width: 4px; height: 18px; border-radius: 4px;
    background: linear-gradient(180deg, var(--ek-admin-primary), var(--ek-admin-accent));
}
.admin-main h2:first-child { margin-top: 0.5rem; }
.admin-main p { color: var(--ek-admin-text-soft); }

/* ---------- KPI-Karten ---------- */
.admin-grid {
    display: grid; gap: 1rem;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    margin: 0.25rem 0 2rem;
}
.admin-card {
    background: var(--ek-admin-surface);
    border: 1px solid var(--ek-admin-border);
    border-radius: var(--ek-admin-radius);
    padding: 1.1rem 1.2rem;
    box-shadow: var(--ek-admin-shadow-sm);
    position: relative; overflow: hidden;
    transition: transform .15s ease, box-shadow .15s ease;
}
.admin-card::before {
    content: ""; position: absolute; top: 0; left: 0; right: 0;
    height: 3px; background: linear-gradient(90deg, var(--ek-admin-primary), var(--ek-admin-accent));
    opacity: 0.85;
}
.admin-card:hover { transform: translateY(-2px); box-shadow: var(--ek-admin-shadow); }
.admin-card h3 {
    margin: 0.2rem 0 0; font-size: 1.6rem; font-weight: 700; color: var(--ek-admin-text);
    line-height: 1.2; word-break: break-word;
}
.admin-card p {
    margin: 0.35rem 0 0; color: var(--ek-admin-text-mute);
    font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.05em; font-weight: 600;
}

/* ---------- Sektionen / Panels ---------- */
.admin-panel {
    background: var(--ek-admin-surface);
    border: 1px solid var(--ek-admin-border);
    border-radius: var(--ek-admin-radius);
    padding: 1.25rem 1.4rem;
    margin-bottom: 1.25rem;
    box-shadow: var(--ek-admin-shadow-sm);
}

/* ---------- Tabellen ---------- */
.admin-table {
    width: 100%; border-collapse: separate; border-spacing: 0;
    background: var(--ek-admin-surface);
    border: 1px solid var(--ek-admin-border);
    border-radius: var(--ek-admin-radius);
    overflow: hidden;
    margin: 0.5rem 0 1.5rem;
    box-shadow: var(--ek-admin-shadow-sm);
}
.admin-table th, .admin-table td {
    padding: 0.7rem 0.95rem;
    border-bottom: 1px solid var(--ek-admin-border-2);
    font-size: 0.93rem; text-align: left; vertical-align: middle;
}
.admin-table tbody tr:last-child td { border-bottom: 0; }
.admin-table tbody tr:hover { background: #fafbff; }
.admin-table th {
    background: #f8fafc;
    font-weight: 600; color: var(--ek-admin-text-soft);
    font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.06em;
}

.admin-tag {
    display: inline-block; padding: 0.18rem 0.55rem; border-radius: 999px;
    background: #eef2ff; color: #312e81; font-size: 0.74rem; font-weight: 600;
}
.admin-tag--ok   { background: #dcfce7; color: #166534; }
.admin-tag--warn { background: #fef3c7; color: #92400e; }
.admin-tag--err  { background: #fee2e2; color: #991b1b; }

/* ---------- Formulare ---------- */
.admin-form {
    background: var(--ek-admin-surface);
    border: 1px solid var(--ek-admin-border);
    border-radius: var(--ek-admin-radius);
    padding: 1.25rem 1.4rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--ek-admin-shadow-sm);
    display: grid; gap: 0.9rem;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    align-items: end;
}
.admin-form label {
    display: flex; flex-direction: column;
    font-size: 0.84rem; color: var(--ek-admin-text-soft);
    gap: 0.3rem; font-weight: 600;
}
.admin-form input,
.admin-form select,
.admin-form textarea {
    padding: 0.6rem 0.8rem;
    border: 1px solid #d4dae6; border-radius: 10px;
    background: #fff; color: var(--ek-admin-text);
    font: inherit; font-weight: 400;
    transition: border-color .15s ease, box-shadow .15s ease;
}
.admin-form input:focus,
.admin-form select:focus,
.admin-form textarea:focus {
    outline: none;
    border-color: var(--ek-admin-primary);
    box-shadow: var(--kk-focus);
}
.admin-form textarea { min-height: 80px; resize: vertical; }
.admin-form label.check { flex-direction: row; align-items: center; gap: 0.5rem; font-weight: 500; }
.admin-form label.check input { width: 18px; height: 18px; }
.admin-form button { grid-column: 1 / -1; justify-self: start; }

/* Einstellungen: gleiches Spalten-Raster, aber oben ausrichten – sonst rutscht
   „Partner-Tag“ nach unten, wenn Nachbarfelder längeren Hilfetext haben (align-items: end). */
.admin-form.admin-form--settings {
    align-items: start;
}

.admin-form__span-all {
    grid-column: 1 / -1;
    align-self: start;
}
.admin-form__section-title {
    margin: 0;
    font-size: 1rem;
    font-weight: 700;
    color: var(--ek-admin-text, #0f172a);
}
.admin-form__section-title--divider {
    margin-top: 0.35rem;
    padding-top: 1rem;
    border-top: 1px solid var(--ek-admin-border, #e2e8f0);
}
.admin-form.admin-form--settings > .admin-help {
    margin-top: -0.35rem;
}

.admin-toolbar {
    display: flex; gap: 0.75rem; align-items: end; flex-wrap: wrap;
    margin: 0.25rem 0 1.25rem;
}

/* Buttons */
body.admin .btn {
    display: inline-flex; align-items: center; justify-content: center;
    gap: 0.4rem;
    padding: 0.55rem 1.05rem;
    border-radius: 10px;
    font-weight: 600; font-size: 0.93rem;
    border: 1px solid transparent;
    cursor: pointer; text-decoration: none;
    transition: background .15s ease, transform .1s ease, box-shadow .15s ease;
}
body.admin .btn--primary {
    background: linear-gradient(180deg, var(--kk-blue-700), var(--kk-blue-800));
    color: #fff;
    box-shadow: 0 4px 12px rgba(10, 99, 168, 0.28);
}
body.admin .btn--primary:hover { transform: translateY(-1px); box-shadow: 0 8px 18px rgba(10, 99, 168, 0.35); }
body.admin .btn--secondary {
    background: #fff; color: var(--ek-admin-text);
    border: 1px solid var(--ek-admin-border);
}
body.admin .btn--secondary:hover { background: #f8fafc; border-color: #cbd5e1; }
body.admin .btn--ghost {
    background: transparent; color: var(--ek-admin-text-soft);
    border: 1px dashed var(--ek-admin-border);
}
body.admin .btn--danger {
    background: #fee2e2; color: #991b1b; border: 1px solid #fca5a5;
}
body.admin .btn--danger:hover { background: #fecaca; }

.admin-table .btn,
body.admin .btn--sm {
    padding: 0.35rem 0.7rem; font-size: 0.82rem; border-radius: 8px;
}

/* ---------- Suchergebnisse / Produktkarten Admin ---------- */
.admin-results {
    display: grid; gap: 1rem;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}
.admin-result {
    display: grid; grid-template-columns: 96px 1fr; gap: 0.85rem;
    background: var(--ek-admin-surface);
    border: 1px solid var(--ek-admin-border);
    border-radius: 12px;
    padding: 0.85rem;
    box-shadow: var(--ek-admin-shadow-sm);
    transition: box-shadow .15s ease, transform .15s ease;
}
.admin-result:hover { box-shadow: var(--ek-admin-shadow); transform: translateY(-1px); }
.admin-result img {
    width: 96px; height: 96px; object-fit: contain;
    background: #f8fafc; border-radius: 8px; padding: 4px;
}

/* ---------- Pre / Code ---------- */
.admin-pre {
    background: #0b1220; color: #e2e8f0;
    padding: 1rem 1.1rem; border-radius: 12px; overflow: auto;
    font-size: 0.82rem; line-height: 1.5;
    border: 1px solid #1e293b;
}

/* ---------- Login ---------- */
body.admin--login {
    background:
        radial-gradient(1200px 600px at 100% -10%, rgba(245, 138, 31, 0.15), transparent 60%),
        radial-gradient(1000px 500px at -10% 110%, rgba(18, 56, 90, 0.22), transparent 55%),
        linear-gradient(180deg, #0b1220, #111c33);
    color: #e2e8f0;
    min-height: 100vh;
    display: flex; align-items: center; justify-content: center;
}
.admin-login {
    width: 100%; max-width: 460px; padding: 2rem 1.5rem;
}
.admin-login__card {
    background: rgba(255,255,255,0.98);
    color: var(--ek-admin-text);
    padding: 2rem 2rem 1.5rem;
    border-radius: 18px;
    box-shadow: var(--ek-admin-shadow-lg);
    border: 1px solid rgba(255,255,255,0.6);
}
.admin-login__brand {
    display: flex; align-items: center; gap: 0.85rem;
    margin-bottom: 1.25rem;
}
.admin-login__brand h1 { margin: 0; font-size: 1.25rem; line-height: 1.1; }
.admin-login__brand p  { margin: 0.1rem 0 0; color: var(--ek-admin-text-mute); font-size: 0.85rem; }
.admin-login__hint { color: var(--ek-admin-text-soft); font-size: 0.93rem; }
.admin-login__form { display: grid; gap: 0.85rem; margin-top: 0.75rem; }
.admin-login__form label { display: flex; flex-direction: column; gap: 0.3rem; font-size: 0.85rem; font-weight: 600; color: var(--ek-admin-text-soft); }
.admin-login__form input {
    padding: 0.7rem 0.85rem; border: 1px solid #d4dae6; border-radius: 10px;
    font: inherit; font-weight: 400; color: var(--ek-admin-text);
}
.admin-login__form input:focus {
    outline: none; border-color: var(--ek-admin-primary);
    box-shadow: var(--kk-focus);
}
.admin-login__form button { margin-top: 0.25rem; padding: 0.7rem 1rem; }
.admin-login__back { text-align: center; margin: 1rem 0 0; font-size: 0.85rem; }
.admin-login__back a { color: var(--ek-admin-text-mute); text-decoration: none; }
.admin-login__back a:hover { color: var(--ek-admin-primary); }

/* ---------- Flash-Messages ---------- */
.flash {
    margin: 0.5rem 0 1rem;
    padding: 0.75rem 1rem;
    border-radius: 12px;
    font-size: 0.93rem;
    display: flex; align-items: center; gap: 0.5rem;
    box-shadow: var(--ek-admin-shadow-sm);
}
.flash::before {
    content: ""; width: 8px; height: 8px; border-radius: 50%;
    flex-shrink: 0;
    background: currentColor; opacity: 0.7;
}
.flash--ok  { background: #dcfce7; color: #166534; border: 1px solid #86efac; }
.flash--err { background: #fee2e2; color: #991b1b; border: 1px solid #fca5a5; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
    .admin-shell { grid-template-columns: 1fr; }
    .admin-sidebar {
        position: relative; height: auto;
        flex-direction: row; align-items: center; flex-wrap: wrap;
        padding: 0.85rem 1rem; gap: 0.5rem;
    }
    .admin-brand { padding: 0.2rem 0.4rem; border-bottom: 0; margin: 0; }
    .admin-brand__text small { display: none; }
    .admin-nav {
        flex-direction: row; flex-wrap: wrap; margin: 0; flex: 1; justify-content: flex-end;
    }
    .admin-nav__item { padding: 0.45rem 0.7rem; font-size: 0.85rem; }
    .admin-nav__item span { display: none; }
    .admin-sidebar__foot {
        margin: 0; border-top: 0; padding-top: 0;
        flex-direction: row; gap: 0.25rem;
    }
    .admin-sidebar__foot .admin-nav__item span { display: none; }
    .admin-topbar { padding: 1rem 1.25rem; }
    .admin-main { padding: 1.25rem 1.25rem 2rem; }
}
@media (max-width: 520px) {
    .admin-topbar { flex-direction: column; align-items: flex-start; }
    .admin-topbar__title { font-size: 1.25rem; }
}

/* Admin: kompakte Hilfen + horizontaler Scroll für breite Tabellen */
.admin-help {
    color: #475569;
    font-size: 0.9rem;
    margin: 0 0 0.85rem;
}
.admin-table-wrap {
    overflow-x: auto;
    margin-bottom: 1rem;
}
.admin-table-wrap .admin-table { min-width: 720px; }
.admin-form--inline {
    display: inline-flex; gap: 0.5rem; align-items: center;
    margin-bottom: 0.85rem;
}
.oauth-diag {
    padding: 0.85rem 1rem; border-radius: 10px;
    margin: 0.5rem 0 1.5rem;
    border: 1px solid #e2e8f0; background: #f8fafc;
    font-size: 0.93rem; color: #334155;
}
.oauth-diag--ok  { border-color: #86efac; background: #dcfce7; color: #166534; }
.oauth-diag--err { border-color: #fca5a5; background: #fee2e2; color: #991b1b; }
.oauth-diag pre {
    margin: 0.5rem 0 0; padding: 0.6rem 0.8rem;
    background: #0f172a; color: #e2e8f0;
    border-radius: 8px; overflow-x: auto;
    font-size: 0.82rem; line-height: 1.5;
}
.oauth-diag details summary { cursor: pointer; margin-top: 0.3rem; }

/* =============================================================
   Premium-Rechner-Bausteine (Stromverbrauchsrechner)
   ============================================================= */

/* Expertenmodus-Accordion */
.calc-expert {
    margin: 1.25rem 0 0.5rem;
    border: 1px solid var(--kk-border);
    border-radius: var(--kk-radius-lg);
    background: var(--kk-blue-050);
    overflow: hidden;
}
.calc-expert[open] {
    background: #fff;
    border-left: 3px solid var(--kk-blue-500);
}
.calc-expert__summary {
    list-style: none;
    cursor: pointer;
    padding: 0.9rem 1.1rem;
    display: flex; flex-direction: column; gap: 0.15rem;
    font-weight: 700;
    color: var(--kk-blue-700);
    position: relative;
}
.calc-expert__summary::-webkit-details-marker { display: none; }
.calc-expert__summary::after {
    content: "+"; position: absolute; right: 1.1rem; top: 50%;
    transform: translateY(-50%);
    font-size: 1.4rem; font-weight: 400; color: var(--kk-orange-500);
    transition: transform 0.2s ease;
}
.calc-expert[open] .calc-expert__summary::after { content: "−"; }
.calc-expert__title { font-size: 1rem; }
.calc-expert__hint  { font-size: 0.85rem; font-weight: 400; color: var(--kk-text-600); }
.calc-expert__fields {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 0.85rem 1rem;
    padding: 0.5rem 1.1rem 1.1rem;
    border-top: 1px solid var(--kk-border);
}
.calc-expert__field { min-width: 0; }
.calc-expert__field[hidden] { display: none !important; }

/* Annahmen-Box */
.calc-assumptions {
    margin-top: 1.25rem;
    padding: 1rem 1.1rem;
    background: var(--kk-blue-050);
    border: 1px solid var(--kk-border);
    border-left: 4px solid var(--kk-blue-500);
    border-radius: var(--kk-radius-lg);
}
.calc-assumptions__title {
    margin: 0 0 0.6rem;
    font-size: 1rem;
    color: var(--kk-blue-900);
}
.calc-assumptions__list {
    list-style: none; margin: 0; padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 0.35rem 1rem;
    font-size: 0.92rem;
}
.calc-assumptions__list li { color: var(--kk-text-700); }
.calc-assumptions__label { color: var(--kk-text-600); margin-right: 0.25rem; }

/* Interpretation */
.calc-interpretation {
    margin-top: 1.25rem;
    padding: 1rem 1.1rem;
    border: 1px solid var(--kk-border);
    border-left: 4px solid var(--kk-orange-500);
    background: #FFFFFF;
    border-radius: var(--kk-radius-lg);
    box-shadow: var(--kk-shadow-sm);
    color: var(--kk-text-700);
}
.calc-interpretation__title { margin: 0 0 0.4rem; font-size: 1rem; color: var(--kk-blue-900); }
.calc-interpretation p { margin: 0.25rem 0; line-height: 1.55; }
.calc-interpretation__lever { font-size: 0.92rem; color: var(--kk-blue-900); font-weight: 600; }
.calc-interpretation__lever::before {
    content: "";
    display: inline-block;
    width: 6px;
    height: 6px;
    margin-right: 0.35rem;
    border-radius: 50%;
    background: var(--kk-orange-500);
    vertical-align: 0.05em;
}

/* Szenarien */
.calc-scenarios { margin-top: 1.25rem; }
.calc-scenarios__title { margin: 0 0 0.6rem; font-size: 1rem; }
.calc-scenarios__table-wrap { overflow-x: auto; }
.calc-scenarios__table {
    width: 100%; border-collapse: collapse;
    font-size: 0.93rem;
    background: #fff;
    border: 1px solid var(--kk-border);
    border-radius: var(--kk-radius-md);
    overflow: hidden;
}
.calc-scenarios__table th,
.calc-scenarios__table td {
    padding: 0.6rem 0.75rem;
    text-align: left;
    border-bottom: 1px solid #f1f5f9;
}
.calc-scenarios__table thead th {
    background: var(--kk-blue-050);
    font-weight: 700;
    color: var(--kk-text-700);
    font-size: 0.85rem;
}
.calc-scenarios__table tbody tr:last-child td,
.calc-scenarios__table tbody tr:last-child th { border-bottom: 0; }
.scenario__label { font-weight: 700; color: var(--kk-blue-900); }

.calc-scenarios__table tbody tr:nth-child(1) th,
.calc-scenarios__table tbody tr:nth-child(1) td {
    background: var(--kk-blue-100);
}
.calc-scenarios__table tbody tr:nth-child(1) th,
.calc-scenarios__table tbody tr:nth-child(1) td {
    border-color: rgba(46, 167, 230, 0.35);
}
.calc-scenarios__table tbody tr:nth-child(3) th,
.calc-scenarios__table tbody tr:nth-child(3) td {
    background: var(--kk-orange-100);
}
.calc-scenarios__table tbody tr:nth-child(3) th,
.calc-scenarios__table tbody tr:nth-child(3) td {
    border-color: rgba(245, 138, 31, 0.35);
}

/* Kostenfallen */
.cost-traps { margin: 2rem 0; background: transparent; }
.cost-traps h2 { margin: 0 0 1rem; color: var(--kk-blue-900); }
.cost-traps__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 0.85rem;
}
.cost-trap {
    background: var(--kk-orange-100);
    border: 1px solid rgba(245, 138, 31, 0.35);
    border-left: 4px solid var(--kk-orange-500);
    border-radius: var(--kk-radius-md);
    padding: 0.95rem 1.05rem;
}
.cost-trap h3 { margin: 0 0 0.35rem; font-size: 1rem; color: var(--kk-orange-700); }
.cost-trap p  { margin: 0; color: var(--kk-text-700); line-height: 1.55; }

/* Wann lohnt sich? */
.worthwhile {
    margin: 2rem 0;
    background: var(--kk-blue-100);
    border: 1px solid rgba(46, 167, 230, 0.28);
    border-radius: var(--kk-radius-lg);
    padding: 1.1rem 1.25rem;
}
.worthwhile h2 { margin: 0 0 0.5rem; color: var(--kk-blue-900); font-size: 1.2rem; }
.worthwhile p  { margin: 0; line-height: 1.6; color: var(--kk-text-700); }

/* Checkliste */
.checklist { margin: 2rem 0; }
.checklist h2 { margin: 0 0 0.85rem; }
.checklist__list {
    list-style: none; padding: 0; margin: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 0.4rem 1rem;
}
.checklist__list li {
    position: relative;
    padding-left: 1.5rem;
    line-height: 1.55;
    color: var(--kk-text-700);
}
.checklist__list li::before {
    content: "✓";
    position: absolute; left: 0; top: 0;
    color: var(--kk-blue-700);
    font-weight: 800;
}

/* Beispielprofile */
.example-profiles { margin: 2rem 0; }
.example-profiles h2 { margin: 0 0 0.4rem; }
.example-profiles__hint { color: #475569; margin: 0 0 1rem; }
.example-profiles__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 0.85rem;
}
.example-profile {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 1rem 1.1rem;
    display: flex; flex-direction: column; gap: 0.5rem;
}
.example-profile h3 { margin: 0; font-size: 1rem; color: #0f172a; }
.example-profile p  { margin: 0; color: #475569; line-height: 1.5; flex: 1; font-size: 0.93rem; }

.btn--small {
    padding: 0.45rem 0.85rem;
    font-size: 0.9rem;
}

/* Beispieltabelle */
.example-table { margin: 2rem 0; }
.example-table h2 { margin: 0 0 0.85rem; }
.example-table__wrap { overflow-x: auto; }
.example-table__table {
    width: 100%; border-collapse: collapse;
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    overflow: hidden;
    font-size: 0.94rem;
}
.example-table__table th,
.example-table__table td {
    padding: 0.65rem 0.85rem;
    text-align: left;
    border-bottom: 1px solid #f1f5f9;
}
.example-table__table thead th {
    background: #f8fafc; font-weight: 600; color: #475569;
}
.example-table__table tbody tr:last-child td { border-bottom: 0; }

@media (max-width: 640px) {
    .calc-expert__fields { grid-template-columns: 1fr; }
    .calc-assumptions__list { grid-template-columns: 1fr; }
}

/* Print: alle dynamischen Bereiche sichtbar machen */
@media print {
    .calc-expert[open] .calc-expert__fields,
    .calc-assumptions, .calc-interpretation, .calc-scenarios { display: block !important; }
    .calc-actions, .ad-placeholder, .nav-toggle, .primary-nav { display: none !important; }
}

/* Consent */
body.kk-consent-open {
    overflow: hidden;
}

.kk-consent {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 1rem;
    z-index: 1200;
    padding: 0 1rem;
}

.kk-consent__inner {
    max-width: 980px;
    margin: 0 auto;
    background: var(--kk-surface);
    border: 1px solid var(--kk-border);
    box-shadow: 0 10px 24px rgba(18, 56, 90, 0.10);
    border-radius: var(--kk-radius-lg);
    padding: 0.9rem 1rem;
    color: var(--kk-blue-900);
    pointer-events: auto;
}

.kk-consent__inner h2 {
    margin: 0 0 0.45rem;
    font-size: 1.05rem;
    color: var(--kk-blue-900);
}

.kk-consent__inner p {
    margin: 0 0 0.8rem;
    color: var(--kk-text-700);
    font-size: 0.94rem;
}

.kk-consent__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.kk-consent-modal {
    position: fixed;
    inset: 0;
    z-index: 1210;
    background: rgba(18, 56, 90, 0.38);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: 1rem;
    pointer-events: auto;
}

.kk-consent-modal__panel {
    width: min(760px, 100%);
    max-height: 88vh;
    overflow: auto;
    background: var(--kk-surface);
    border: 1px solid var(--kk-border);
    border-radius: var(--kk-radius-lg);
    box-shadow: 0 14px 34px rgba(18, 56, 90, 0.14);
    padding: 1rem 1rem 1.15rem;
    pointer-events: auto;
}

.kk-consent-modal__intro {
    color: var(--kk-text-600);
}

.kk-consent-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.8rem;
    border: 1px solid var(--kk-border);
    border-radius: var(--kk-radius-sm);
    background: #f7f9fc;
    padding: 0.7rem 0.8rem;
    margin-bottom: 0.55rem;
    cursor: pointer;
}

.kk-consent-row p {
    margin: 0.2rem 0 0;
    color: var(--kk-text-600);
    font-size: 0.9rem;
}

.kk-consent-row input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: var(--kk-blue-700);
    flex: 0 0 auto;
    cursor: pointer;
}

.kk-consent-badge {
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--kk-blue-900);
    background: #eef3f8;
    border: 1px solid var(--kk-border);
    border-radius: 999px;
    padding: 0.22rem 0.55rem;
}

.kk-consent-modal__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-top: 0.8rem;
}

.kk-consent .btn--primary,
.kk-consent-modal .btn--primary {
    box-shadow: none;
}

.kk-consent .btn,
.kk-consent-modal .btn,
.kk-consent-row input[type="checkbox"] {
    pointer-events: auto;
}

.kk-consent-modal__links {
    margin-top: 0.7rem;
    font-size: 0.9rem;
    color: var(--kk-text-600);
}

.kk-consent-modal__links a {
    color: var(--kk-blue-700);
}

[data-open-cookie-settings] {
    cursor: pointer;
}

.kk-consent .btn:focus,
.kk-consent-modal .btn:focus,
.kk-consent-modal input[type="checkbox"]:focus,
[data-open-cookie-settings]:focus {
    outline: none;
    box-shadow: var(--kk-focus);
}

.kk-cookie-banner,
.kk-cookie-settings {
    position: fixed;
    z-index: 99999;
}

.kk-cookie-banner {
    left: 0;
    right: 0;
    bottom: 0;
    padding: 16px;
    pointer-events: auto;
}

.kk-cookie-card {
    width: min(980px, 100%);
    margin: 0 auto;
    background: var(--kk-surface);
    border: 1px solid var(--kk-border);
    border-radius: var(--kk-radius-lg);
    box-shadow: var(--kk-shadow-md);
    padding: 1rem;
}

.kk-cookie-card h2 {
    margin: 0 0 0.45rem;
    color: var(--kk-blue-900);
}

.kk-cookie-card p {
    margin: 0 0 0.8rem;
    color: var(--kk-text-700);
}

.kk-cookie-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.kk-cookie-card,
.kk-cookie-modal {
    pointer-events: auto;
}

.kk-cookie-settings {
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    background: rgba(18, 56, 90, 0.42);
}

.kk-cookie-modal {
    width: min(760px, 100%);
    max-height: 88vh;
    overflow: auto;
    background: var(--kk-surface);
    border: 1px solid var(--kk-border);
    border-radius: var(--kk-radius-lg);
    box-shadow: var(--kk-shadow-lg);
    padding: 1rem;
}

.kk-cookie-links {
    margin-top: 0.7rem;
    font-size: 0.92rem;
    display: flex;
    gap: 0.8rem;
}

.kk-cookie-settings[hidden],
.kk-cookie-banner[hidden] {
    display: none !important;
}

@media (max-width: 640px) {
    .kk-consent {
        bottom: 0.4rem;
        padding: 0 0.55rem;
    }

    .kk-consent__inner {
        padding: 0.85rem;
        border-radius: var(--kk-radius-md);
    }

    .kk-consent__actions .btn,
    .kk-consent-modal__actions .btn {
        width: 100%;
        justify-content: center;
    }

    .kk-consent-modal {
        padding: 0.5rem;
    }

    .kk-consent-modal__panel {
        border-radius: var(--kk-radius-md);
        padding: 0.85rem;
    }

    .kk-consent-row {
        align-items: flex-start;
    }

    .kk-cookie-banner {
        padding: 8px;
    }

    .kk-cookie-actions .btn {
        width: 100%;
        justify-content: center;
    }
}