:root {
    --bg: #000; --panel: #0a0a0a; --panel2: #111; --border: #2a2a2a; --border-hi: #fff;
    --text: #d8d8d8; --bright: #fff; --dim: #888;
    --up: #2fbb6e; --down: #e23b3b; --neu: #d6a43a; --accent: #fff;
    --mono: 'Courier New', Courier, monospace;
}

@media (prefers-color-scheme: light) {
    :root {
        --bg: #f5f5f1; --panel: #fff; --panel2: #ececec; --border: #c9c9c2; --border-hi: #000;
        --text: #2a2a2a; --bright: #000; --dim: #777; --accent: #000;
    }
}

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

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--mono);
    line-height: 1.5;
    padding: 12px;
    padding-bottom: 40px;
    -webkit-tap-highlight-color: transparent;
}

.wrap { max-width: 720px; margin: 0 auto; }
.hidden { display: none !important; }
.mt { margin-top: 10px; }
.mb { margin-bottom: 10px; }
.grow { flex: 1; }
.row { display: flex; gap: 6px; align-items: center; }
.pos { color: var(--up) !important; }
.neg { color: var(--down) !important; }

/* ===== Masthead ===== */
.masthead {
    text-align: center;
    border-top: 2px solid var(--accent);
    border-bottom: 2px solid var(--accent);
    padding: 8px 0;
    margin-bottom: 12px;
}
.masthead h1 {
    font-size: 1.15rem;
    letter-spacing: 6px;
    color: var(--bright);
    font-weight: bold;
}
.masthead .sub {
    font-size: .68rem;
    letter-spacing: 2px;
    color: var(--dim);
    text-transform: uppercase;
    display: flex;
    justify-content: center;
    gap: 10px;
    align-items: center;
}
.badge {
    border: 1px solid var(--border);
    padding: 1px 7px;
    color: var(--dim);
}
.badge.cloud { color: var(--up); border-color: var(--up); }
.profile-link { cursor: pointer; text-decoration: underline dotted; display: inline-flex; align-items: center; gap: 5px; }
.profile-link:hover { color: var(--bright); }
.avatar { width: 16px; height: 16px; border-radius: 50%; border: 1px solid var(--up); display: inline-block; }
.install-btn {
    cursor: pointer;
    background: var(--up);
    color: #04140b;
    border-color: var(--up);
    font-family: var(--mono);
    font-size: .66rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.consent-row { display: flex; align-items: flex-start; gap: 8px; font-size: .74rem; color: var(--dim); text-transform: none; letter-spacing: 0; line-height: 1.4; cursor: pointer; }
.consent-row input { width: auto; margin-top: 2px; accent-color: var(--up); flex-shrink: 0; }
.consent-row a { color: var(--up); }
.divider { display: flex; align-items: center; gap: 10px; margin: 14px 0; }
.divider span { flex: 1; height: 1px; background: var(--border); }
.divider b { font-size: .62rem; letter-spacing: 2px; text-transform: uppercase; color: var(--dim); font-weight: normal; white-space: nowrap; }

/* ===== Topbar ===== */
.topbar {
    display: flex;
    gap: 6px;
    background: var(--panel);
    border: 1px solid var(--border);
    padding: 8px;
    align-items: center;
    flex-wrap: wrap;
}
.topbar select { flex: 1; min-width: 120px; }
.members-line {
    font-size: .7rem;
    color: var(--dim);
    letter-spacing: .5px;
    padding: 6px 2px;
}

/* ===== Formulare ===== */
label {
    display: block;
    font-size: .66rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--dim);
    margin-bottom: 4px;
}
input, select, textarea {
    width: 100%;
    background: var(--bg);
    color: var(--text);
    border: 1px solid var(--border);
    padding: 9px 10px;
    font: .9rem var(--mono);
    border-radius: 0;
    -webkit-appearance: none;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--border-hi); }
input::placeholder, textarea::placeholder { color: var(--dim); opacity: .7; }
textarea { resize: vertical; }
hr { border: none; border-top: 1px dashed var(--border); margin: 14px 0; }

/* ===== Buttons ===== */
.btn {
    background: var(--bg);
    color: var(--text);
    border: 1px solid var(--border);
    padding: 9px 13px;
    font: .76rem var(--mono);
    letter-spacing: 1px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all .12s;
    white-space: nowrap;
}
.btn:hover { background: var(--panel2); border-color: var(--border-hi); color: var(--bright); }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--up); color: #04140b; border-color: var(--up); font-weight: bold; }
.btn-primary:hover { filter: brightness(1.12); background: var(--up); color: #04140b; }
.btn-danger { background: transparent; color: var(--down); border-color: var(--down); }
.btn-danger:hover { background: var(--down); color: #fff; }
.btn-sm { padding: 5px 9px; font-size: .66rem; }
.btn-full { width: 100%; }
.icon-btn { padding: 9px 11px; }

/* ===== Navigation ===== */
.nav {
    display: flex;
    border: 1px solid var(--border);
    border-top: none;
    background: var(--panel);
    margin-bottom: 12px;
    overflow-x: auto;
}
.nav-tab {
    flex: 1;
    padding: 10px 6px;
    border: none;
    border-right: 1px solid var(--border);
    background: transparent;
    color: var(--dim);
    font: .7rem var(--mono);
    letter-spacing: 1px;
    text-transform: uppercase;
    cursor: pointer;
    white-space: nowrap;
}
.nav-tab:last-child { border-right: none; }
.nav-tab.active {
    background: var(--panel2);
    color: var(--bright);
    box-shadow: inset 0 -2px 0 var(--up);
}
.view { display: none; }
.view.active { display: block; }

/* ===== Karten ===== */
.card {
    background: var(--panel);
    border: 1px solid var(--border);
    margin-bottom: 12px;
}
.card-h {
    font-size: .72rem;
    font-weight: bold;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--bright);
    padding: 8px 12px;
    background: var(--panel2);
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.card-body { padding: 12px; }
.quick-add { border-color: var(--up); }
.quick-add .card-h { color: var(--up); }

/* ===== Quick-Add ===== */
.quick-row { display: flex; gap: 6px; flex-wrap: wrap; }
.quick-row #quickAmount { flex: 1; min-width: 80px; max-width: 120px; font-weight: bold; }
.quick-row #quickTitle { flex: 3; min-width: 140px; }
.quick-options { margin-top: 10px; border-top: 1px dashed var(--border); padding-top: 10px; }
.member-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.member-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    border: 1px solid var(--border);
    padding: 6px 10px;
    cursor: pointer;
    font-size: .74rem;
    color: var(--text);
    text-transform: none;
    letter-spacing: 0;
    margin-bottom: 0;
    user-select: none;
}
.member-chip input { width: auto; accent-color: var(--up); margin: 0; }
.member-chip.checked { border-color: var(--up); color: var(--bright); }
.tpl-row { margin-top: 10px; display: flex; flex-wrap: wrap; gap: 6px; }
.tpl-chip {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    border: 1px solid var(--neu);
    color: var(--neu);
    padding: 5px 10px;
    cursor: pointer;
    font-size: .74rem;
}
.tpl-chip:hover { background: var(--panel2); }
.tpl-chip .x { color: var(--dim); font-weight: bold; }
.tpl-chip .x:hover { color: var(--down); }
.hint { font-size: .64rem; color: var(--dim); letter-spacing: .5px; margin-top: 6px; }

/* ===== Freunde ===== */
.friend-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.friend-chips:empty { display: none; }
.friend-chip {
    display: inline-flex; align-items: center; gap: 6px;
    border: 1px solid var(--border); background: var(--bg); color: var(--text);
    padding: 5px 10px; cursor: pointer; font-size: .74rem; transition: all .12s;
}
.friend-chip:hover { border-color: var(--up); color: var(--bright); }
.friend-chip.added { border-color: var(--up); color: var(--up); opacity: .55; cursor: default; }
.friend-row {
    display: flex; align-items: center; justify-content: space-between;
    padding: 9px 10px; border: 1px solid var(--border); margin-bottom: 6px;
}
.friend-row .name { color: var(--bright); font-size: .85rem; }
.friend-row .del { color: var(--dim); cursor: pointer; padding: 0 6px; font-weight: bold; }
.friend-row .del:hover { color: var(--down); }

/* ===== Onboarding ===== */
.onboard { border-color: var(--neu); margin-bottom: 12px; }
.onboard .card-h { color: var(--neu); }
.onboard-step {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    border-bottom: 1px dashed var(--border);
    font-size: .82rem;
}
.onboard-step:last-child { border-bottom: none; }
.onboard-step .mark { width: 22px; text-align: center; }
.onboard-step.done { color: var(--dim); text-decoration: line-through; }
.onboard-step.done .mark { color: var(--up); text-decoration: none; }
.onboard-step .grow { flex: 1; }
.onboard-step .btn { text-decoration: none; }

/* ===== Stats ===== */
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-bottom: 12px; }
.stat {
    background: var(--panel);
    border: 1px solid var(--border);
    padding: 10px 6px;
    text-align: center;
}
.stat-label { font-size: .6rem; letter-spacing: 1px; text-transform: uppercase; color: var(--dim); }
.stat-value { font-size: 1.02rem; font-weight: bold; color: var(--bright); margin-top: 3px; word-break: break-all; }

/* ===== Listen ===== */
.expense-item {
    background: var(--panel);
    border: 1px solid var(--border);
    border-left: 3px solid var(--border);
    padding: 10px 12px;
    margin-bottom: 8px;
    display: flex;
    gap: 10px;
    align-items: center;
    cursor: pointer;
    transition: border-color .12s;
}
.expense-item:hover { border-color: var(--border-hi); }
.expense-emoji { font-size: 1.3rem; }
.expense-mid { flex: 1; min-width: 0; }
.expense-title { font-weight: bold; color: var(--bright); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.expense-meta { font-size: .66rem; color: var(--dim); }
.expense-amount { font-weight: bold; color: var(--bright); white-space: nowrap; }

.balance-item { background: var(--panel); border: 1px solid var(--border); padding: 10px 12px; margin-bottom: 8px; }
.balance-top { display: flex; justify-content: space-between; font-weight: bold; }
.balance-name { color: var(--bright); }
.balance-desc { font-size: .66rem; color: var(--dim); margin: 2px 0 6px; }
.balance-bar { height: 8px; background: var(--panel2); border: 1px solid var(--border); }
.balance-bar > div { height: 100%; }

.transfer-item {
    background: var(--panel);
    border: 1px solid var(--border);
    padding: 12px;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}
.transfer-text { flex: 1; min-width: 140px; }
.transfer-amount { font-size: 1.1rem; font-weight: bold; color: var(--up); }

.payment-item {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    padding: 8px 4px;
    border-bottom: 1px dashed var(--border);
    font-size: .8rem;
    align-items: center;
}
.payment-item .del { color: var(--dim); cursor: pointer; padding: 0 6px; }
.payment-item .del:hover { color: var(--down); }

.empty {
    text-align: center;
    color: var(--dim);
    padding: 24px 12px;
    font-size: .78rem;
    letter-spacing: 1px;
}

/* ===== Segment (Aufteilungsart) ===== */
.seg { display: flex; border: 1px solid var(--border); }
.seg button {
    flex: 1;
    border: none;
    border-right: 1px solid var(--border);
    background: var(--panel);
    color: var(--dim);
    padding: 9px 4px;
    font: .68rem var(--mono);
    letter-spacing: .5px;
    text-transform: uppercase;
    cursor: pointer;
}
.seg button:last-child { border-right: none; }
.seg button.on { background: var(--up); color: #04140b; font-weight: bold; }

.split-row { display: flex; gap: 6px; align-items: center; margin-bottom: 6px; }
.split-row .member-check { width: auto; accent-color: var(--up); }
.split-row .split-name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: .84rem; }
.split-row input[type="text"] { width: 84px; text-align: right; }
.split-row .split-preview { min-width: 76px; text-align: right; font-weight: bold; font-size: .8rem; }
.split-status { margin-top: 8px; font-size: .78rem; font-weight: bold; }
.split-status.ok { color: var(--up); }
.split-status.err { color: var(--down); }

/* ===== Modals ===== */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.8);
    z-index: 100;
    align-items: flex-start;
    justify-content: center;
    padding: 20px 12px;
    overflow-y: auto;
}
.modal.open { display: flex; }
.modal-box {
    background: var(--panel);
    border: 1px solid var(--border-hi);
    width: 100%;
    max-width: 480px;
    margin-top: 4vh;
}
.modal-h {
    font-size: .78rem;
    font-weight: bold;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--bright);
    padding: 10px 14px;
    background: var(--panel2);
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.modal-body { padding: 14px; }
.close {
    background: none;
    border: 1px solid var(--border);
    color: var(--dim);
    width: 26px;
    height: 26px;
    cursor: pointer;
    font-size: 15px;
    line-height: 1;
}
.close:hover { color: var(--bright); border-color: var(--border-hi); }

/* ===== Toast ===== */
#toast {
    position: fixed;
    left: 50%;
    bottom: 22px;
    transform: translateX(-50%) translateY(16px);
    background: var(--accent);
    color: var(--bg);
    font-weight: bold;
    font-size: .72rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 10px 16px;
    border: 1px solid var(--border-hi);
    opacity: 0;
    pointer-events: none;
    transition: .2s;
    z-index: 200;
    max-width: 92vw;
    text-align: center;
}
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
#toast.show.ok { background: var(--up); color: #04140b; border-color: var(--up); }
#toast.show.err { background: var(--down); color: #fff; border-color: var(--down); }

.foot {
    color: var(--dim);
    font-size: .62rem;
    text-align: center;
    letter-spacing: 2px;
    padding: 14px 0 4px;
    border-top: 1px solid var(--border);
    margin-top: 16px;
    text-transform: uppercase;
}

@media (max-width: 480px) {
    body { padding: 8px; }
    .masthead h1 { font-size: .95rem; letter-spacing: 4px; }
    .stats { gap: 6px; }
    .stat-value { font-size: .88rem; }
}