/* CleverKasse - Webseite. Helles, ruhiges Layout mit klaren Kontrasten. */

:root {
    --ck-bg: #ffffff;
    --ck-bg-soft: #f5f6f8;
    --ck-bg-dark: #10151c;
    --ck-text: #16202b;
    --ck-text-soft: #5a6673;
    --ck-line: #dfe3e8;
    --ck-accent: #b45309;
    --ck-accent-dark: #92400e;
    --ck-blue: #1d4ed8;
    --ck-green: #15803d;
    --ck-red: #b91c1c;
    --ck-radius: 10px;
    --ck-shadow: 0 1px 2px rgba(16, 21, 28, .06), 0 8px 24px rgba(16, 21, 28, .07);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--ck-text);
    background: var(--ck-bg);
}

h1, h2, h3 { line-height: 1.2; margin: 0 0 .6rem; font-weight: 650; letter-spacing: -.01em; }
h1 { font-size: clamp(2rem, 4vw, 3rem); }
h2 { font-size: clamp(1.5rem, 2.6vw, 2.1rem); }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1rem; }
a { color: var(--ck-accent); }

.ck-wrap { width: min(1120px, calc(100% - 2.5rem)); margin-inline: auto; }

/* --- Kopfzeile --- */
.ck-header {
    position: sticky; top: 0; z-index: 20;
    background: rgba(255, 255, 255, .92);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--ck-line);
}
.ck-header-inner { display: flex; align-items: center; gap: 1.5rem; height: 68px; }
.ck-logo { display: flex; align-items: center; gap: .6rem; font-weight: 700; font-size: 1.25rem; color: var(--ck-text); text-decoration: none; }
.ck-logo-mark {
    width: 32px; height: 32px; border-radius: 8px;
    background: linear-gradient(135deg, var(--ck-accent), var(--ck-accent-dark));
    color: #fff; display: grid; place-items: center; font-size: 1rem; font-weight: 800;
}
.ck-nav { display: flex; gap: 1.4rem; margin-left: auto; align-items: center; }
.ck-nav a { color: var(--ck-text-soft); text-decoration: none; font-weight: 500; }
.ck-nav a:hover { color: var(--ck-text); }

/* --- Schaltflaechen --- */
.ck-btn {
    display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
    padding: .7rem 1.25rem; border-radius: var(--ck-radius);
    border: 1px solid var(--ck-line); background: #fff; color: var(--ck-text);
    font: inherit; font-weight: 600; text-decoration: none; cursor: pointer;
    transition: transform .08s ease, background .15s ease, border-color .15s ease;
}
.ck-btn:hover { border-color: #c3c9d2; }
.ck-btn:active { transform: translateY(1px); }
.ck-btn-primary { background: var(--ck-accent); border-color: var(--ck-accent); color: #fff; }
.ck-btn-primary:hover { background: var(--ck-accent-dark); border-color: var(--ck-accent-dark); }
.ck-btn-ghost { background: transparent; }
.ck-btn-danger { background: var(--ck-red); border-color: var(--ck-red); color: #fff; }
.ck-btn-sm { padding: .4rem .75rem; font-size: .875rem; }
.ck-btn:disabled { opacity: .55; cursor: not-allowed; }

/* --- Abschnitte --- */
.ck-section { padding: 4.5rem 0; }
.ck-section-soft { background: var(--ck-bg-soft); }
.ck-section-head { max-width: 720px; margin-bottom: 2.5rem; }
.ck-eyebrow { text-transform: uppercase; letter-spacing: .08em; font-size: .8rem; font-weight: 700; color: var(--ck-accent); margin-bottom: .5rem; }
.ck-lead { font-size: 1.15rem; color: var(--ck-text-soft); }

/* --- Startbereich --- */
.ck-hero { padding: 5rem 0 4rem; background: linear-gradient(180deg, #fdf8f3, #ffffff 70%); }
.ck-hero-grid { display: grid; gap: 3rem; grid-template-columns: 1.05fr .95fr; align-items: center; }
.ck-hero h1 { margin-bottom: 1rem; }
.ck-hero-actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.75rem; }
.ck-hero-note { margin-top: 1rem; font-size: .9rem; color: var(--ck-text-soft); }

.ck-mock {
    background: var(--ck-bg-dark); border-radius: 14px; padding: 1rem; color: #e8edf3;
    box-shadow: var(--ck-shadow); font-size: .85rem;
}
.ck-mock-bar { display: flex; gap: .4rem; margin-bottom: .8rem; }
.ck-mock-bar span { width: 10px; height: 10px; border-radius: 50%; background: #39424e; }
.ck-mock-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: .5rem; }
.ck-mock-tile { background: #1b2330; border: 1px solid #273140; border-radius: 8px; padding: .7rem .6rem; }
.ck-mock-tile b { display: block; font-weight: 600; }
.ck-mock-tile small { color: #8b97a6; }
.ck-mock-tile.busy { border-color: var(--ck-accent); background: #2a1d12; }

/* --- Karten --- */
.ck-cards { display: grid; gap: 1.25rem; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.ck-card { background: #fff; border: 1px solid var(--ck-line); border-radius: var(--ck-radius); padding: 1.5rem; }
.ck-card h3 { margin-bottom: .4rem; }
.ck-card p { color: var(--ck-text-soft); margin: 0; }
.ck-card-icon { font-size: 1.5rem; margin-bottom: .75rem; display: block; }

/* --- Preise --- */
.ck-plans { display: grid; gap: 1.25rem; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); align-items: start; }
.ck-plan { background: #fff; border: 1px solid var(--ck-line); border-radius: var(--ck-radius); padding: 1.75rem; display: flex; flex-direction: column; height: 100%; }
.ck-plan.featured { border-color: var(--ck-accent); box-shadow: var(--ck-shadow); }
.ck-plan-badge { align-self: flex-start; background: #fdf1e3; color: var(--ck-accent-dark); border-radius: 999px; padding: .15rem .7rem; font-size: .78rem; font-weight: 700; margin-bottom: .75rem; }
.ck-plan-price { font-size: 2.25rem; font-weight: 700; }
.ck-plan-price small { font-size: .9rem; font-weight: 500; color: var(--ck-text-soft); }
.ck-plan ul { list-style: none; padding: 0; margin: 1.25rem 0; flex: 1; }
.ck-plan li { padding-left: 1.5rem; position: relative; margin-bottom: .5rem; color: var(--ck-text-soft); }
.ck-plan li::before { content: "✓"; position: absolute; left: 0; color: var(--ck-green); font-weight: 700; }

/* --- Formulare --- */
.ck-form { display: grid; gap: 1rem; max-width: 640px; }
.ck-form-row { display: grid; gap: 1rem; grid-template-columns: 1fr 1fr; }
.ck-field { display: flex; flex-direction: column; gap: .35rem; }
.ck-field label { font-weight: 600; font-size: .9rem; }
.ck-field input, .ck-field select, .ck-field textarea {
    font: inherit; padding: .65rem .8rem; border: 1px solid var(--ck-line);
    border-radius: 8px; background: #fff; color: var(--ck-text);
}
.ck-field input:focus, .ck-field select:focus { outline: 2px solid var(--ck-accent); outline-offset: 1px; }
.ck-hint { font-size: .82rem; color: var(--ck-text-soft); }

.ck-alert { border-radius: 8px; padding: .8rem 1rem; margin-bottom: 1rem; border: 1px solid; }
.ck-alert-error { background: #fef2f2; border-color: #fecaca; color: #7f1d1d; }
.ck-alert-ok { background: #f0fdf4; border-color: #bbf7d0; color: #14532d; }
.ck-alert-info { background: #eff6ff; border-color: #bfdbfe; color: #1e3a8a; }

/* --- Tabellen --- */
.ck-table { width: 100%; border-collapse: collapse; font-size: .92rem; background: #fff; }
.ck-table th, .ck-table td { text-align: left; padding: .7rem .75rem; border-bottom: 1px solid var(--ck-line); vertical-align: middle; }
.ck-table th { font-size: .78rem; text-transform: uppercase; letter-spacing: .05em; color: var(--ck-text-soft); }
.ck-table tbody tr:hover { background: var(--ck-bg-soft); }
.ck-table .num { text-align: right; font-variant-numeric: tabular-nums; }
.ck-scroll { overflow-x: auto; border: 1px solid var(--ck-line); border-radius: var(--ck-radius); }

.ck-tag { display: inline-block; padding: .12rem .55rem; border-radius: 999px; font-size: .78rem; font-weight: 600; }
.ck-tag-ok { background: #dcfce7; color: #14532d; }
.ck-tag-warn { background: #fef3c7; color: #78350f; }
.ck-tag-off { background: #fee2e2; color: #7f1d1d; }
.ck-tag-neutral { background: #e5e7eb; color: #374151; }

/* --- Kennzahlen --- */
.ck-stats { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); margin-bottom: 2rem; }
.ck-stat { background: #fff; border: 1px solid var(--ck-line); border-radius: var(--ck-radius); padding: 1.1rem 1.25rem; }
.ck-stat b { display: block; font-size: 1.9rem; line-height: 1.1; font-variant-numeric: tabular-nums; }
.ck-stat span { color: var(--ck-text-soft); font-size: .85rem; }

/* --- Fusszeile --- */
.ck-footer { background: var(--ck-bg-dark); color: #9aa6b4; padding: 3rem 0 2rem; margin-top: 2rem; }
.ck-footer a { color: #d5dde6; text-decoration: none; }
.ck-footer a:hover { text-decoration: underline; }
.ck-footer-grid { display: grid; gap: 2rem; grid-template-columns: 2fr 1fr 1fr; margin-bottom: 2rem; }
.ck-footer h4 { color: #fff; font-size: .95rem; margin: 0 0 .6rem; }
.ck-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .35rem; }
.ck-footer-bottom { border-top: 1px solid #232c38; padding-top: 1.25rem; font-size: .85rem; display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between; }

/* --- Betreiberbereich --- */
.ck-operator { min-height: 100vh; background: var(--ck-bg-soft); }
.ck-operator-bar { background: var(--ck-bg-dark); color: #e8edf3; }
.ck-operator-bar .ck-wrap { display: flex; align-items: center; gap: 1rem; height: 60px; }
.ck-operator-bar a { color: #cbd5e1; text-decoration: none; font-weight: 500; }
.ck-operator-bar a:hover { color: #fff; }
.ck-operator-bar .spacer { margin-left: auto; }
.ck-operator-body { padding: 2rem 0 4rem; }

.ck-modal-backdrop { position: fixed; inset: 0; background: rgba(16, 21, 28, .55); display: grid; place-items: center; z-index: 50; padding: 1rem; }
.ck-modal { background: #fff; border-radius: var(--ck-radius); padding: 1.75rem; width: min(520px, 100%); box-shadow: var(--ck-shadow); }
.ck-modal h3 { margin-bottom: .75rem; }
.ck-modal-actions { display: flex; gap: .6rem; justify-content: flex-end; margin-top: 1.5rem; }

@media (max-width: 900px) {
    .ck-hero-grid { grid-template-columns: 1fr; }
    .ck-footer-grid { grid-template-columns: 1fr; }
    .ck-form-row { grid-template-columns: 1fr; }
    .ck-nav { display: none; }
}