/* =============================================================================
   login.css – Ledger/Kontobuch-Ästhetik für den zweistufigen Login.
   ============================================================================= */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400..600&family=Inter:wght@400;500;600&family=IBM+Plex+Mono:wght@500;600&display=swap');

:root {
    --ink: #0d1411;
    --ink-vignette: #0a0f0d;
    --paper: #f2ead7;
    --paper-line: rgba(20, 30, 25, 0.08);
    --ledger-text: #211d14;
    --ledger-text-soft: rgba(33, 29, 20, 0.62);
    --verdigris: #5f7d68;
    --verdigris-strong: #3f5a49;
    --copper: #a8672f;
    --error: #9c4a3c;
    --error-bg: rgba(156, 74, 60, 0.1);
}

* { box-sizing: border-box; }

body.admin-login {
    margin: 0;
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 32px 18px;
    background: radial-gradient(120% 140% at 50% -10%, var(--ink-vignette), var(--ink) 60%);
    color: var(--ledger-text);
    font: 16px/1.5 'Inter', system-ui, sans-serif;
}

.ledger-card {
    width: min(100%, 440px);
    background: var(--paper);
    background-image: repeating-linear-gradient(
        to bottom,
        transparent 0,
        transparent 35px,
        var(--paper-line) 36px
    );
    border-radius: 4px;
    padding: 36px 34px 30px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(0, 0, 0, 0.04);
    position: relative;
    view-transition-name: ledger-card;
}

.ledger-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 28px;
    right: 28px;
    height: 5px;
    background: linear-gradient(90deg, var(--verdigris) 0%, var(--verdigris) 60%, transparent 60%);
    background-size: 14px 5px;
}

.ledger-eyebrow {
    margin: 10px 0 2px;
    font: 600 0.72rem/1 'Inter', sans-serif;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--verdigris-strong);
}

.ledger-title {
    margin: 0 0 18px;
    font: 500 2.1rem/1.1 'Fraunces', serif;
    color: var(--ledger-text);
    position: relative;
    display: inline-block;
}

.ledger-title::after {
    content: '';
    display: block;
    height: 2px;
    margin-top: 8px;
    width: 100%;
    background: var(--ledger-text);
    opacity: 0.18;
    transform-origin: left;
    animation: ledger-rule-draw 0.7s ease-out;
}

@keyframes ledger-rule-draw {
    from { transform: scaleX(0); }
    to { transform: scaleX(1); }
}

/* Schritt-Reiter (01 / 02) ------------------------------------------------ */

.ledger-steps {
    display: flex;
    gap: 18px;
    margin-bottom: 24px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--paper-line);
}

.ledger-step {
    display: flex;
    align-items: baseline;
    gap: 7px;
    font-size: 0.86rem;
    color: var(--ledger-text-soft);
    transition: color 0.25s ease;
}

.ledger-step__num {
    font: 600 0.78rem/1 'IBM Plex Mono', monospace;
    color: var(--ledger-text-soft);
}

.ledger-step.is-active { color: var(--ledger-text); }
.ledger-step.is-active .ledger-step__num { color: var(--verdigris-strong); }

.ledger-step.is-done .ledger-step__num::after {
    content: ' ✓';
    color: var(--verdigris);
}

/* Formularfelder ----------------------------------------------------------- */

.ledger-field { margin-bottom: 16px; }

.ledger-field label {
    display: block;
    margin-bottom: 6px;
    font-size: 0.82rem;
    letter-spacing: 0.02em;
    color: var(--ledger-text-soft);
}

.ledger-field input[type="email"],
.ledger-field input[type="password"] {
    width: 100%;
    min-height: 46px;
    padding: 0 13px;
    border: 1px solid rgba(33, 29, 20, 0.22);
    border-radius: 3px;
    background: rgba(255, 255, 255, 0.45);
    color: var(--ledger-text);
    font: 1rem/1 'Inter', sans-serif;
}

.ledger-field input:focus-visible {
    outline: 2px solid var(--verdigris);
    outline-offset: 1px;
}

/* Code-Eingabe im "Ledger-Zellen"-Look ------------------------------------- */

.ledger-code-wrap {
    position: relative;
    border: 1px solid rgba(33, 29, 20, 0.22);
    border-radius: 3px;
    background:
        repeating-linear-gradient(
            to right,
            transparent 0,
            transparent calc(1ch + 6px),
            rgba(33, 29, 20, 0.12) calc(1ch + 6px),
            rgba(33, 29, 20, 0.12) calc(1ch + 7px)
        ),
        rgba(255, 255, 255, 0.45);
    overflow-x: auto;
}

.ledger-code-wrap input {
    width: 100%;
    min-width: max-content;
    min-height: 50px;
    padding: 0 7px;
    border: none;
    background: transparent;
    color: var(--ledger-text);
    font: 600 1.35rem/1 'IBM Plex Mono', monospace;
    letter-spacing: 7px;
    font-variant-numeric: tabular-nums;
}

.ledger-code-wrap input:focus-visible { outline: none; }
.ledger-code-wrap:focus-within { border-color: var(--verdigris); box-shadow: 0 0 0 2px rgba(95, 125, 104, 0.25); }

.ledger-hint {
    margin: 8px 0 0;
    font-size: 0.82rem;
    color: var(--ledger-text-soft);
    line-height: 1.5;
}

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

.ledger-button {
    width: 100%;
    min-height: 46px;
    margin-top: 4px;
    border: none;
    border-radius: 3px;
    background: var(--verdigris);
    color: #f4f1e8;
    font: 600 0.96rem/1 'Inter', sans-serif;
    letter-spacing: 0.01em;
    cursor: pointer;
    transition: background 0.18s ease;
}
.ledger-button:hover { background: var(--verdigris-strong); }
.ledger-button:disabled { opacity: 0.55; cursor: not-allowed; }

.ledger-link-button {
    display: inline-block;
    margin-top: 14px;
    background: none;
    border: none;
    padding: 0;
    color: var(--ledger-text-soft);
    font: 500 0.84rem/1 'Inter', sans-serif;
    text-decoration: underline;
    cursor: pointer;
}
.ledger-link-button:disabled { opacity: 0.5; cursor: not-allowed; text-decoration: none; }

.ledger-message {
    margin: 0 0 16px;
    padding: 11px 13px;
    border-radius: 3px;
    font-size: 0.88rem;
    line-height: 1.45;
}
.ledger-message--error { background: var(--error-bg); color: var(--error); border: 1px solid rgba(156, 74, 60, 0.25); }
.ledger-message--info { background: rgba(95, 125, 104, 0.1); color: var(--verdigris-strong); border: 1px solid rgba(95, 125, 104, 0.22); }

.ledger-step-panel[hidden] { display: none; }

/* View Transitions ---------------------------------------------------------
   document.startViewTransition() im Script wrappt den Schritt-Wechsel.
   Hier nur die Feinabstimmung der Standard-Crossfade-Animation. */
::view-transition-old(ledger-step),
::view-transition-new(ledger-step) {
    animation-duration: 0.32s;
}

@media (prefers-reduced-motion: reduce) {
    .ledger-title::after { animation: none; }
    ::view-transition-old(ledger-step),
    ::view-transition-new(ledger-step) {
        animation: none;
    }
}

@media (max-width: 480px) {
    .ledger-card { padding: 28px 22px 24px; }
    .ledger-title { font-size: 1.8rem; }
}