/* SecuDraw – Apple-inspired Design System */

:root {
    --sd-bg:          #F5F5F7;
    --sd-surface:     #FFFFFF;
    --sd-toolbar-bg:  rgba(255,255,255,0.72);
    --sd-text:        #1D1D1F;
    --sd-text-sec:    #86868B;
    --sd-accent:      #0071E3;
    --sd-accent-hover:#0077ED;
    --sd-red:         #FF3B30;
    --sd-red-fill:    rgba(255,59,48,0.15);
    --sd-green:       #34C759;
    --sd-border:      rgba(0,0,0,0.08);
    --sd-radius:      12px;
    --sd-font:        -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text',
                      'Helvetica Neue', Helvetica, Arial, sans-serif;
    --sd-brand-font:  'Space Grotesk', var(--sd-font);
    --sd-shadow:      0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --sd-shadow-lg:   0 4px 12px rgba(0,0,0,0.08);
    /* Zeichenpapier: feines 12-px-Raster, alle 60 px etwas kräftiger */
    --sd-grid:        linear-gradient(rgba(0,0,0,0.045) 1px, transparent 1px),
                      linear-gradient(90deg, rgba(0,0,0,0.045) 1px, transparent 1px),
                      linear-gradient(rgba(0,0,0,0.022) 1px, transparent 1px),
                      linear-gradient(90deg, rgba(0,0,0,0.022) 1px, transparent 1px);
    --sd-grid-size:   60px 60px, 60px 60px, 12px 12px, 12px 12px;
}

/* ── Reset ────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }

html, body {
    height: 100%;
    overflow: hidden;
    font-family: var(--sd-font);
    font-size: 15px;
    color: var(--sd-text);
    background: var(--sd-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ── App Grid ─────────────────────────────────────────── */
#app {
    display: grid;
    grid-template-rows: 52px auto 1fr 48px;
    height: 100vh;
    width: 100vw;
}

/* ── Toolbar ──────────────────────────────────────────── */
.sd-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    background: var(--sd-toolbar-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--sd-border);
    z-index: 10;
}

.sd-toolbar-left {
    display: flex;
    align-items: center;
    gap: 0;
    min-width: 0;
}

.sd-toolbar-brand {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--sd-brand-font);
    font-size: 17px;
    font-weight: 600;
    letter-spacing: -0.3px;
    color: var(--sd-text);
    flex-shrink: 0;
    text-decoration: none;
}
.sd-toolbar-brand:hover {
    opacity: 0.7;
}
.sd-toolbar-logo {
    border-radius: 6px;
}

.sd-filename-wrap {
    display: flex;
    align-items: center;
    gap: 0;
    min-width: 0;
}

.sd-filename-sep {
    color: var(--sd-text-sec);
    font-size: 16px;
    font-weight: 300;
    margin: 0 8px;
    opacity: 0.5;
}

.sd-filename-input {
    border: none;
    background: transparent;
    font-size: 14px;
    font-weight: 500;
    font-family: var(--sd-font);
    color: var(--sd-text);
    padding: 4px 8px;
    border-radius: 6px;
    outline: none;
    min-width: 80px;
    max-width: 260px;
    transition: all 0.15s ease;
}
.sd-filename-input:hover {
    background: rgba(0,0,0,0.04);
}
.sd-filename-input:focus {
    background: var(--sd-surface);
    box-shadow: 0 0 0 3px rgba(0,113,227,0.15);
}
.sd-filename-input::placeholder {
    color: var(--sd-text-sec);
    font-weight: 400;
}

.sd-toolbar-icon-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 8px;
    background: transparent;
    color: var(--sd-text-sec);
    cursor: pointer;
    transition: all 0.15s ease;
}
.sd-toolbar-icon-btn:hover {
    background: rgba(0,0,0,0.06);
    color: var(--sd-text);
}

.sd-toolbar-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    object-fit: cover;
    cursor: pointer;
    border: 2px solid var(--sd-border);
    transition: border-color 0.15s ease;
}
.sd-toolbar-avatar:hover {
    border-color: var(--sd-accent);
}

.sd-toolbar-center {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--sd-text-sec);
}

.sd-version-badge {
    background: var(--sd-bg);
    border: 1px solid var(--sd-border);
    border-radius: 980px;
    padding: 2px 10px;
    font-size: 12px;
    font-weight: 500;
    color: var(--sd-text-sec);
}
.sd-version-badge:empty { display: none; }

.sd-toolbar-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ── Buttons ──────────────────────────────────────────── */
.sd-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    border: none;
    border-radius: 980px;
    padding: 7px 18px;
    font-size: 13px;
    font-weight: 500;
    font-family: var(--sd-font);
    cursor: pointer;
    transition: all 0.15s ease;
    white-space: nowrap;
}
.sd-btn-sm {
    padding: 5px 12px;
    font-size: 12px;
}

.sd-btn-primary {
    background: var(--sd-accent);
    color: #fff;
}
.sd-btn-primary:hover { background: var(--sd-accent-hover); }
.sd-btn-primary:disabled {
    background: var(--sd-text-sec);
    opacity: 0.5;
    cursor: not-allowed;
}

.sd-btn-secondary {
    background: var(--sd-bg);
    color: var(--sd-text);
    border: 1px solid var(--sd-border);
}
.sd-btn-secondary:hover { background: #ECECEE; }
.sd-btn-secondary:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* ── Prompt Bar ───────────────────────────────────────── */
.sd-prompt-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 20px;
    background: var(--sd-surface);
    border-bottom: 1px solid var(--sd-border);
    transition: max-height 0.3s ease, padding 0.3s ease, opacity 0.3s ease;
    max-height: 60px;
    overflow: hidden;
}

.sd-prompt-bar.collapsed {
    max-height: 0;
    padding: 0 20px;
    opacity: 0;
    border-bottom-color: transparent;
    pointer-events: none;
}

.sd-prompt-toggle {
    background: none;
    border: 1px solid var(--sd-border);
    border-radius: 6px;
    padding: 2px 8px;
    font-size: 12px;
    cursor: pointer;
    color: var(--sd-text-sec);
    font-family: var(--sd-font);
    transition: all 0.15s ease;
}
.sd-prompt-toggle:hover { background: var(--sd-bg); color: var(--sd-text); }

.sd-prompt-input {
    flex: 1;
    border: 1px solid var(--sd-border);
    border-radius: 8px;
    padding: 9px 14px;
    font-size: 14px;
    font-family: var(--sd-font);
    color: var(--sd-text);
    background: var(--sd-bg);
    outline: none;
    resize: none;
    line-height: 1.4;
    height: 38px;
}
.sd-prompt-input:focus {
    border-color: var(--sd-accent);
    box-shadow: 0 0 0 3px rgba(0,113,227,0.15);
}

/* ── Workspace ────────────────────────────────────────── */
.sd-workspace {
    display: flex;
    overflow: hidden;
    background-color: var(--sd-bg);
    background-image: var(--sd-grid);
    background-size: var(--sd-grid-size);
    background-position: -1px -1px;
    position: relative;
}

.sd-panel {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: auto;
    position: relative;
    background: var(--sd-bg);
    padding: 12px;
}

.sd-panel + .sd-panel {
    border-left: 1px solid var(--sd-border);
}

.sd-panel-label {
    position: absolute;
    top: 12px;
    left: 16px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--sd-text-sec);
    z-index: 2;
    background: rgba(245,245,247,0.8);
    padding: 2px 8px;
    border-radius: 4px;
}

.sd-panel-image {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 4px;
    box-shadow: var(--sd-shadow);
    background: white;
}

/* ── Panel action button (delete rect) ───────────────── */
.sd-panel-action {
    position: absolute;
    top: 12px;
    right: 16px;
    z-index: 3;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: var(--sd-red);
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 500;
    font-family: var(--sd-font);
    cursor: pointer;
    transition: all 0.15s ease;
    box-shadow: 0 1px 4px rgba(255,59,48,0.3);
}
.sd-panel-action:hover { background: #E8342A; }

/* ── Canvas hint ─────────────────────────────────────── */
.sd-canvas-hint {
    position: absolute;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    background: rgba(0,0,0,0.6);
    color: #fff;
    font-size: 12px;
    padding: 6px 14px;
    border-radius: 980px;
    white-space: nowrap;
    pointer-events: none;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

/* Canvas overlay for right panel */
.sd-canvas-wrap {
    position: relative;
    display: inline-block;
    max-width: 100%;
    max-height: 100%;
}

.sd-canvas-wrap img {
    display: block;
    max-width: 100%;
    max-height: calc(100vh - 200px);
    object-fit: contain;
    border-radius: 4px;
    box-shadow: var(--sd-shadow);
    background: white;
}

.sd-canvas-wrap canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    cursor: crosshair;
    user-select: none;
    -webkit-user-select: none;
}

/* ── Upload State ─────────────────────────────────────── */
.sd-upload-zone {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    width: 100%;
    height: 100%;
    color: var(--sd-text-sec);
    cursor: pointer;
    border: 2px dashed transparent;
    border-radius: var(--sd-radius);
    transition: all 0.2s ease;
    padding: 24px 48px;
}

.sd-upload-zone:hover,
.sd-upload-zone.dragover {
    border-color: var(--sd-accent);
    background: rgba(0,113,227,0.04);
}

.sd-upload-icon {
    font-size: 48px;
    opacity: 0.4;
}

.sd-upload-text {
    font-size: 15px;
    font-weight: 500;
}

.sd-upload-hint {
    font-size: 12px;
    color: var(--sd-text-sec);
}

/* ── File Preview (before processing) ─────────────────── */
.sd-file-preview {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    position: absolute;
    inset: 0;
    z-index: 5;
    background: var(--sd-bg);
    cursor: pointer;
}

.sd-preview-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    max-width: 80%;
    max-height: 80%;
}

.sd-preview-icon {
    width: 88px;
    height: 112px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--sd-surface);
    border: 1px solid var(--sd-border);
    border-radius: 8px;
    font-size: 18px;
    font-weight: 700;
    color: var(--sd-text-sec);
    letter-spacing: 0.5px;
    box-shadow: var(--sd-shadow);
}

.sd-preview-image {
    max-width: 100%;
    max-height: calc(100vh - 320px);
    object-fit: contain;
    border-radius: 8px;
    box-shadow: var(--sd-shadow-lg);
    background: white;
}

.sd-preview-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--sd-text);
    text-align: center;
    word-break: break-all;
}

.sd-preview-hint {
    font-size: 13px;
    color: var(--sd-text-sec);
}

/* ── Statusbar ────────────────────────────────────────── */
.sd-statusbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    min-height: 48px;
    background: var(--sd-surface);
    border-top: 1px solid var(--sd-border);
    font-size: 12px;
    color: var(--sd-text-sec);
    z-index: 10;
}

.sd-file-tabs {
    display: flex;
    align-items: center;
    gap: 4px;
    overflow-x: auto;
    max-width: 60%;
}

.sd-file-tab {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border: 1px solid var(--sd-border);
    border-radius: 6px;
    font-size: 11px;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    background: transparent;
    color: var(--sd-text-sec);
    font-family: var(--sd-font);
    transition: all 0.15s ease;
}

.sd-file-tab.active {
    background: var(--sd-accent);
    color: #fff;
    border-color: var(--sd-accent);
}

.sd-file-tab:hover:not(.active) {
    background: var(--sd-bg);
}

.sd-file-tab-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    font-size: 13px;
    line-height: 1;
    color: var(--sd-text-sec);
    opacity: 0;
    transition: all 0.15s ease;
    margin-left: 2px;
    flex-shrink: 0;
}
.sd-file-tab:hover .sd-file-tab-close {
    opacity: 1;
}
.sd-file-tab-close:hover {
    background: rgba(0,0,0,0.12);
    color: var(--sd-red);
}
.sd-file-tab.active .sd-file-tab-close {
    color: rgba(255,255,255,0.7);
}
.sd-file-tab.active .sd-file-tab-close:hover {
    color: #fff;
    background: rgba(255,255,255,0.2);
}

.sd-page-nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

.sd-page-btn {
    background: none;
    border: 1px solid var(--sd-border);
    border-radius: 6px;
    padding: 2px 8px;
    font-size: 13px;
    cursor: pointer;
    color: var(--sd-text);
    font-family: var(--sd-font);
    transition: background 0.15s;
}
.sd-page-btn:hover { background: var(--sd-bg); }
.sd-page-btn:disabled { opacity: 0.3; cursor: not-allowed; }

/* ── Floating Action Bar ──────────────────────────────── */
.sd-fab {
    position: fixed;
    bottom: 72px; /* 48px statusbar + 24px padding */
    left: 50%;
    transform: translateX(-50%);
    z-index: 12;
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--sd-surface);
    padding: 8px 12px;
    border-radius: 980px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.14), 0 1px 4px rgba(0,0,0,0.08);
    border: 1px solid var(--sd-border);
}

.sd-btn-fab {
    padding: 8px 24px;
    font-size: 14px;
    font-weight: 600;
}

/* ── Progress Overlay ─────────────────────────────────── */
/* Fixed statt absolut: liegt über der ganzen Seite (Werkzeugleiste, Statusleiste, Assistent), egal wo die
   Analyse gerade ausgelöst wurde – nicht nur über der Arbeitsfläche. */
.sd-progress-overlay {
    position: fixed;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: rgba(245,245,247,0.88);
    backdrop-filter: blur(6px);
    z-index: 250;
}

.sd-progress-overlay.hidden { display: none; }

/* Karte über der Zeichnung: Text und Balken bleiben lesbar, egal wie dunkel/grau der Plan dahinter ist. */
.sd-progress-card {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    width: min(460px, calc(100vw - 32px));
    padding: 20px 22px;
    background: rgba(255,255,255,0.94);
    border: 1px solid var(--sd-border);
    border-radius: 16px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.12), 0 2px 8px rgba(0,0,0,0.06);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.sd-progress-bar-wrap {
    width: 240px;
    height: 4px;
    background: var(--sd-border);
    border-radius: 2px;
    overflow: hidden;
}

.sd-progress-bar {
    height: 100%;
    background: var(--sd-accent);
    border-radius: 2px;
    width: 0%;
    /* Breite wird per JS in jedem Frame gesetzt (kontinuierliches Kriechen) – keine eigene Transition,
       sonst würde sie gegen die laufende Animation abbremsen. */
}

.sd-progress-text {
    font-size: 13px;
    color: var(--sd-text-sec);
}

.sd-progress-card .sd-progress-bar-wrap { width: 100%; height: 5px; }
.sd-progress-card .sd-progress-text { color: var(--sd-text); font-weight: 500; line-height: 1.4; text-align: center; }
.sd-progress-card .sd-progress-list { width: 100%; margin-top: 2px; }

/* ── Analyse-Animation: die hochgeladene Zeichnung als Vollbild im Hintergrund, Raster darüber ── */
.sd-scan-stage {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

/* Raster liegt als eigene Ebene über dem Bild (eigenes Stacking-Element, nach dem <img> im DOM). */
.sd-scan-stage::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(0,113,227,0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,113,227,0.06) 1px, transparent 1px);
    background-size: 28px 28px;
}

/* Zufällig aufleuchtende Rasterlinien (sd-scan-grid.js), auf demselben 28-px-Raster */
.sd-scan-grid {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.sd-scan-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.34;
    filter: grayscale(0.55) contrast(1.1);
    transition: opacity 0.4s ease;
}

.sd-scan-box {
    position: absolute;
    border: 1px dashed rgba(0,113,227,0.5);
    border-radius: 3px;
    animation: sd-scan-focus 3.6s ease-in-out infinite;
}
.sd-scan-box-1 { left: 22%; top: 30%; width: 15%; height: 12%; animation-delay: 0s; }
.sd-scan-box-2 { left: 55%; top: 48%; width: 19%; height: 15%; animation-delay: 1.1s; }
.sd-scan-box-3 { left: 34%; top: 60%; width: 12%; height: 10%; animation-delay: 2.2s; }

@keyframes sd-scan-focus {
    0%, 100% { filter: blur(2.5px); opacity: 0.3; }
    50%      { filter: blur(0); opacity: 0.85; }
}

@media (prefers-reduced-motion: reduce) {
    .sd-scan-box { animation: none; opacity: 0.4; }
}

/* ── Workspace drag indicator ─────────────────────────── */
.sd-workspace.dragover::after {
    content: '';
    position: absolute;
    inset: 8px;
    border: 2px dashed var(--sd-accent);
    border-radius: var(--sd-radius);
    background: rgba(0,113,227,0.04);
    pointer-events: none;
    z-index: 15;
}

/* ── Hidden file input ────────────────────────────────── */
#fileInput { display: none; }

/* ── Preview Modal ────────────────────────────────────── */
.sd-modal-backdrop {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

.sd-modal {
    display: flex;
    flex-direction: column;
    width: 90vw;
    height: 90vh;
    max-width: 1400px;
    background: var(--sd-surface);
    border-radius: 16px;
    box-shadow: 0 24px 80px rgba(0,0,0,0.25);
    overflow: hidden;
}

.sd-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
    border-bottom: 1px solid var(--sd-border);
    flex-shrink: 0;
}

.sd-modal-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--sd-text);
}

.sd-modal-close {
    background: none;
    border: none;
    font-size: 24px;
    line-height: 1;
    color: var(--sd-text-sec);
    cursor: pointer;
    padding: 0 4px;
    border-radius: 6px;
    transition: all 0.15s;
}
.sd-modal-close:hover { color: var(--sd-text); background: var(--sd-bg); }

.sd-modal-body {
    flex: 1;
    overflow: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--sd-bg);
    padding: 16px;
    cursor: grab;
}
.sd-modal-body:active { cursor: grabbing; }

.sd-modal-img {
    transition: transform 0.15s ease;
    transform-origin: center center;
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 4px;
    box-shadow: var(--sd-shadow-lg);
    background: white;
}

.sd-modal-img.zoomed {
    max-width: none;
    max-height: none;
    cursor: grab;
}

.sd-modal-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 20px;
    border-top: 1px solid var(--sd-border);
    flex-shrink: 0;
    gap: 12px;
}

.sd-modal-nav,
.sd-modal-zoom {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--sd-text-sec);
}

/* ── Auth Page (Todoist-style split layout) ──────────── */
.sd-auth-page {
    position: fixed;
    inset: 0;
    z-index: 200;
    display: flex;
    background: var(--sd-surface);
}

.sd-auth-form-panel {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 48px;
    overflow-y: auto;
}

.sd-auth-section {
    width: 100%;
    max-width: 360px;
}

.sd-auth-heading {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.5px;
    color: var(--sd-text);
    margin-bottom: 24px;
}

.sd-auth-google {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 12px 20px;
    border: 1px solid var(--sd-border);
    border-radius: 10px;
    background: var(--sd-surface);
    font-size: 15px;
    font-weight: 500;
    font-family: var(--sd-font);
    color: var(--sd-text);
    cursor: pointer;
    transition: all 0.15s ease;
}
.sd-auth-google:hover {
    background: var(--sd-bg);
    border-color: rgba(0,0,0,0.15);
}
.sd-auth-google svg {
    flex-shrink: 0;
}

.sd-auth-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 20px 0;
    color: var(--sd-text-sec);
    font-size: 13px;
}
.sd-auth-divider::before,
.sd-auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--sd-border);
}

.sd-auth-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--sd-text);
    margin-bottom: 6px;
    margin-top: 16px;
}

.sd-auth-input {
    display: block;
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--sd-border);
    border-radius: 10px;
    font-size: 15px;
    font-family: var(--sd-font);
    color: var(--sd-text);
    background: var(--sd-surface);
    outline: none;
    transition: border-color 0.15s, box-shadow 0.15s;
}
.sd-auth-input:focus {
    border-color: var(--sd-accent);
    box-shadow: 0 0 0 3px rgba(0,113,227,0.15);
}
.sd-auth-input::placeholder {
    color: var(--sd-text-sec);
}

.sd-auth-error {
    color: var(--sd-red);
    font-size: 13px;
    min-height: 20px;
    margin-top: 8px;
}
.sd-auth-error:empty {
    display: none;
}

.sd-auth-submit {
    display: block;
    width: 100%;
    padding: 12px 20px;
    margin-top: 16px;
    border: none;
    border-radius: 10px;
    background: var(--sd-accent);
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    font-family: var(--sd-font);
    cursor: pointer;
    transition: background 0.15s;
}
.sd-auth-submit:hover {
    background: var(--sd-accent-hover);
}
.sd-auth-submit:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.sd-auth-terms {
    font-size: 12px;
    color: var(--sd-text-sec);
    margin-top: 16px;
    line-height: 1.4;
}

.sd-auth-switch {
    font-size: 14px;
    color: var(--sd-text-sec);
    margin-top: 24px;
}
.sd-auth-switch a {
    color: var(--sd-accent);
    text-decoration: none;
    font-weight: 500;
}
.sd-auth-switch a:hover {
    text-decoration: underline;
}

.sd-auth-brand-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 48px;
}

.sd-auth-brand-logo {
    font-family: var(--sd-brand-font);
    font-size: 48px;
    font-weight: 700;
    letter-spacing: -1px;
}

.sd-auth-brand-tagline {
    font-size: 18px;
    font-weight: 400;
    opacity: 0.85;
    text-align: center;
    max-width: 320px;
    line-height: 1.5;
}

/* Responsive: mobile stacked */
@media (max-width: 768px) {
    .sd-auth-page {
        flex-direction: column-reverse;
    }
    .sd-auth-brand-panel {
        flex: 0 0 140px;
        padding: 24px;
    }
    .sd-auth-brand-logo {
        font-size: 32px;
    }
    .sd-auth-brand-tagline {
        font-size: 14px;
    }
    .sd-auth-form-panel {
        padding: 24px;
    }
}

/* ── Settings Popup ──────────────────────────────────── */
.sd-settings-popup {
    position: absolute;
    top: 56px;
    right: 20px;
    z-index: 50;
    width: 320px;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
    background: var(--sd-surface);
    border-radius: 14px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.14), 0 1px 4px rgba(0,0,0,0.06);
    border: 1px solid var(--sd-border);
    padding: 16px;
    animation: sd-slide-in 0.15s ease;
}

@keyframes sd-slide-in {
    from { opacity: 0; transform: translateY(-8px); }
    to   { opacity: 1; transform: translateY(0); }
}

.sd-settings-user {
    display: flex;
    align-items: center;
    gap: 12px;
}

.sd-settings-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}

.sd-settings-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--sd-text);
}

.sd-settings-email {
    font-size: 12px;
    color: var(--sd-text-sec);
    word-break: break-all;
}

.sd-settings-divider {
    height: 1px;
    background: var(--sd-border);
    margin: 12px 0;
}

.sd-settings-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13px;
    color: var(--sd-text);
}

.sd-settings-signout {
    width: 100%;
    justify-content: center;
    font-size: 13px;
}

/* ── Toggle Switch (Apple-style) ─────────────────────── */
.sd-toggle {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
    flex-shrink: 0;
}
.sd-toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}
.sd-toggle-slider {
    position: absolute;
    inset: 0;
    background: #ccc;
    border-radius: 24px;
    cursor: pointer;
    transition: background 0.2s ease;
}
.sd-toggle-slider::before {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    left: 2px;
    bottom: 2px;
    background: #fff;
    border-radius: 50%;
    transition: transform 0.2s ease;
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}
.sd-toggle input:checked + .sd-toggle-slider {
    background: var(--sd-green);
}
.sd-toggle input:checked + .sd-toggle-slider::before {
    transform: translateX(20px);
}

/* ── Library Sidebar ──────────────────────────────────── */
.sd-library {
    position: fixed;
    top: 52px;
    left: 0;
    bottom: 48px;
    width: 300px;
    background: var(--sd-surface);
    border-right: 1px solid var(--sd-border);
    z-index: 30;
    display: flex;
    flex-direction: column;
    box-shadow: 2px 0 12px rgba(0,0,0,0.06);
    animation: sd-slide-in-left 0.2s ease;
}

@keyframes sd-slide-in-left {
    from { opacity: 0; transform: translateX(-16px); }
    to   { opacity: 1; transform: translateX(0); }
}

.sd-library-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px 10px;
    flex-shrink: 0;
}

.sd-library-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--sd-text);
}

.sd-library-close {
    background: none;
    border: none;
    font-size: 22px;
    line-height: 1;
    color: var(--sd-text-sec);
    cursor: pointer;
    padding: 0 4px;
    border-radius: 6px;
    transition: all 0.15s;
}
.sd-library-close:hover {
    color: var(--sd-text);
    background: var(--sd-bg);
}

.sd-library-search {
    padding: 0 12px 10px;
    flex-shrink: 0;
}

.sd-library-search-input {
    width: 100%;
    padding: 7px 10px;
    border: 1px solid var(--sd-border);
    border-radius: 8px;
    font-size: 13px;
    font-family: var(--sd-font);
    color: var(--sd-text);
    background: var(--sd-bg);
    outline: none;
    transition: border-color 0.15s, box-shadow 0.15s;
}
.sd-library-search-input:focus {
    border-color: var(--sd-accent);
    box-shadow: 0 0 0 3px rgba(0,113,227,0.12);
}
.sd-library-search-input::placeholder {
    color: var(--sd-text-sec);
}

.sd-library-list {
    flex: 1;
    overflow-y: auto;
    padding: 0 8px 8px;
}

.sd-library-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.12s;
    position: relative;
}
.sd-library-item:hover {
    background: var(--sd-bg);
}
.sd-library-item.active {
    background: rgba(0,113,227,0.08);
}

.sd-library-item-icon {
    width: 32px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--sd-bg);
    border: 1px solid var(--sd-border);
    border-radius: 5px;
    font-size: 10px;
    font-weight: 700;
    color: var(--sd-text-sec);
    flex-shrink: 0;
}

.sd-library-item-info {
    flex: 1;
    min-width: 0;
}

.sd-library-item-name {
    font-size: 13px;
    font-weight: 500;
    color: var(--sd-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sd-library-item-meta {
    font-size: 11px;
    color: var(--sd-text-sec);
    margin-top: 2px;
}

.sd-library-item-actions {
    display: flex;
    gap: 2px;
    opacity: 0;
    transition: opacity 0.12s;
    flex-shrink: 0;
}
.sd-library-item:hover .sd-library-item-actions {
    opacity: 1;
}

.sd-library-item-action {
    background: none;
    border: none;
    width: 24px;
    height: 24px;
    border-radius: 5px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--sd-text-sec);
    font-size: 13px;
    transition: all 0.12s;
}
.sd-library-item-action:hover {
    background: rgba(0,0,0,0.08);
    color: var(--sd-text);
}
.sd-library-item-action.delete:hover {
    color: var(--sd-red);
}

.sd-library-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 16px;
    color: var(--sd-text-sec);
    font-size: 13px;
    text-align: center;
    gap: 8px;
}

.sd-library-empty-icon {
    font-size: 32px;
    opacity: 0.3;
}

/* Library open: push workspace and statusbar */
#app.library-open .sd-workspace,
#app.library-open .sd-statusbar,
#app.library-open .sd-prompt-bar {
    margin-left: 300px;
}

/* ── Responsive ───────────────────────────────────────── */
@media (max-width: 768px) {
    .sd-library {
        width: 260px;
    }
    #app.library-open .sd-workspace,
    #app.library-open .sd-statusbar,
    #app.library-open .sd-prompt-bar {
        margin-left: 260px;
    }
}

@media (max-width: 768px) {
    .sd-workspace {
        flex-direction: column;
    }
    .sd-panel + .sd-panel {
        border-left: none;
        border-top: 1px solid var(--sd-border);
    }
    .sd-canvas-wrap img {
        max-height: calc(50vh - 100px);
    }
}

/* ── Auth Brand Image ────────────────────────────────── */
.sd-auth-brand-img {
    border-radius: 18px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

/* ── Anmeldung: Zurück, Hinweis ─────────────────────── */
.sd-auth-form-panel {
    position: relative;
}
.sd-auth-back {
    position: absolute;
    top: 24px;
    left: 28px;
    font-size: 14px;
    color: var(--sd-text-sec);
    text-decoration: none;
}
.sd-auth-back:hover {
    color: var(--sd-text);
}
.sd-auth-lead {
    font-size: 14px;
    line-height: 1.45;
    color: var(--sd-text-sec);
    margin: -12px 0 20px;
}

/* ── Konto-Popup: Plan und freie Zeichnungen ──────────── */
.sd-toolbar-initial {
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 50%;
    background: var(--sd-accent);
    color: #fff;
    font: 600 14px var(--sd-font);
    cursor: pointer;
}
.sd-toolbar-initial:hover {
    background: var(--sd-accent-hover);
}
.sd-settings-plan {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.sd-settings-plan-head {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: var(--sd-text);
}
.sd-plan-badge {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.4px;
    text-transform: uppercase;
    padding: 3px 9px;
    border-radius: 980px;
    background: var(--sd-bg);
    border: 1px solid var(--sd-border);
    color: var(--sd-text-sec);
}
.sd-plan-badge.is-pro {
    background: var(--sd-accent);
    border-color: transparent;
    color: #fff;
}
.sd-plan-meter {
    height: 6px;
    border-radius: 3px;
    background: var(--sd-bg);
    overflow: hidden;
}
.sd-plan-meter span {
    display: block;
    height: 100%;
    border-radius: 3px;
    background: var(--sd-green);
    transition: width 0.3s ease;
}
.sd-settings-plan .sd-btn {
    align-self: flex-start;
}

/* ── Bezahlschranke ───────────────────────────────────── */
.sd-paywall {
    position: fixed;
    inset: 0;
    z-index: 300;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    background: rgba(0,0,0,0.32);
}
.sd-paywall-card {
    position: relative;
    width: 100%;
    max-width: 400px;
    padding: 28px;
    border-radius: 16px;
    background: var(--sd-surface);
    box-shadow: 0 20px 60px rgba(0,0,0,0.2);
    animation: sd-slide-in 0.15s ease;
}
.sd-paywall-card h2 {
    margin: 0 0 8px;
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.3px;
    color: var(--sd-text);
}
.sd-paywall-text {
    margin: 0 0 20px;
    font-size: 14px;
    line-height: 1.45;
    color: var(--sd-text-sec);
}
.sd-paywall-close {
    position: absolute;
    top: 12px;
    right: 14px;
    border: none;
    background: none;
    font-size: 24px;
    line-height: 1;
    color: var(--sd-text-sec);
    cursor: pointer;
}
/* Angebote im Kauf-Popup: einzeln oder Paket, beide als ganze Fläche anklickbar */
.sd-paywall-offers {
    display: grid;
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    gap: 10px;
    margin: 0 0 18px;
}
.sd-paywall-offer {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
    padding: 16px 14px 13px;
    border: 1.5px solid var(--sd-border);
    border-radius: 12px;
    background: var(--sd-surface);
    font-family: inherit;
    color: var(--sd-text);
    text-align: left;
    cursor: pointer;
    transition: border-color 0.15s ease, background 0.15s ease, transform 0.15s cubic-bezier(0.16, 1, 0.3, 1);
}
.sd-paywall-offer:hover { border-color: rgba(0, 113, 227, 0.45); transform: translateY(-1px); }
.sd-paywall-offer:focus-visible { outline: 2px solid var(--sd-accent); outline-offset: 2px; }
.sd-paywall-offer[aria-pressed="true"] { border-color: var(--sd-accent); background: rgba(0, 113, 227, 0.06); }
.sd-paywall-offer-name { font-size: 12.5px; font-weight: 600; color: var(--sd-text-sec); }
.sd-paywall-offer-price { font-family: var(--sd-brand-font); font-size: 24px; font-weight: 700; letter-spacing: -0.02em; line-height: 1.15; font-variant-numeric: tabular-nums; }
.sd-paywall-offer-sub { font-size: 12.5px; color: var(--sd-text-sec); }
.sd-paywall-offer.is-pack .sd-paywall-offer-sub { color: var(--sd-accent); font-weight: 600; }
.sd-paywall-offer-badge {
    position: absolute;
    top: -10px;
    right: 10px;
    padding: 3px 9px;
    border-radius: 980px;
    background: var(--sd-accent);
    color: #fff;
    font-size: 11px;
    font-weight: 600;
    white-space: nowrap;
}
.sd-paywall-nudge {
    display: block;
    margin: 12px 0 0;
    padding: 0;
    border: none;
    background: none;
    font: 600 13px var(--sd-font);
    color: var(--sd-accent);
    cursor: pointer;
    text-align: left;
}
.sd-paywall-nudge:hover { text-decoration: underline; }
@media (prefers-reduced-motion: reduce) { .sd-paywall-offer { transition: none; } }

.sd-paywall-qty {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 15px;
    color: var(--sd-text);
}
.sd-paywall-qty button {
    width: 34px;
    height: 34px;
    border: 1px solid var(--sd-border);
    border-radius: 50%;
    background: var(--sd-surface);
    font-size: 18px;
    color: var(--sd-text);
    cursor: pointer;
}
.sd-paywall-qty button:disabled {
    opacity: 0.4;
    cursor: default;
}
.sd-paywall-count {
    min-width: 24px;
    text-align: center;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}
.sd-paywall-each {
    color: var(--sd-text-sec);
}
.sd-paywall-total {
    display: flex;
    justify-content: space-between;
    margin: 18px 0 16px;
    padding-top: 14px;
    border-top: 1px solid var(--sd-border);
    font-size: 15px;
    color: var(--sd-text);
}
.sd-paywall-go {
    width: 100%;
    justify-content: center;
}
.sd-paywall-note {
    margin: 12px 0 0;
    font-size: 12px;
    line-height: 1.4;
    color: var(--sd-text-sec);
}

/* ── Settings: Finetuning ──────────────────────────── */
.sd-settings-finetuning-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 8px 0;
    background: none;
    border: none;
    font-size: 13px;
    font-weight: 600;
    font-family: var(--sd-font);
    color: var(--sd-text);
    cursor: pointer;
    transition: color 0.15s;
}
.sd-settings-finetuning-toggle:hover {
    color: var(--sd-accent);
}

.sd-finetuning-chevron {
    transition: transform 0.2s ease;
}
.sd-finetuning-chevron.open {
    transform: rotate(180deg);
}

.sd-settings-finetuning-body {
    padding: 8px 0 4px;
}

.sd-ft-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px 12px;
    align-items: center;
}

.sd-ft-label {
    font-size: 12px;
    color: var(--sd-text-sec);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sd-ft-input {
    width: 100%;
    padding: 5px 8px;
    border: 1px solid var(--sd-border);
    border-radius: 6px;
    font-size: 12px;
    font-family: var(--sd-font);
    color: var(--sd-text);
    background: var(--sd-bg);
    outline: none;
    transition: border-color 0.15s;
}
.sd-ft-input:focus {
    border-color: var(--sd-accent);
}

.sd-ft-input-wrap {
    display: flex;
    align-items: center;
    gap: 4px;
}
.sd-ft-input-wrap .sd-ft-input {
    flex: 1;
}
.sd-ft-unit {
    font-size: 11px;
    color: var(--sd-text-sec);
    flex-shrink: 0;
}

/* Settings rows */
.sd-settings-row-indent {
    padding-left: 8px;
    margin-top: 4px;
}
.sd-settings-folder-label {
    font-size: 12px;
    color: var(--sd-text-sec);
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.sd-settings-folder-label strong {
    color: var(--sd-text);
}

/* ── Drive Folder Browser Modal ─────────────────────── */
.sd-modal-sm {
    width: 420px;
    max-width: 90vw;
    height: 480px;
    max-height: 80vh;
}

.sd-drive-breadcrumb {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 8px 16px;
    border-bottom: 1px solid var(--sd-border);
    font-size: 12px;
    color: var(--sd-text-sec);
    overflow-x: auto;
    flex-shrink: 0;
}

.sd-drive-crumb {
    background: none;
    border: none;
    font-size: 12px;
    font-family: var(--sd-font);
    color: var(--sd-accent);
    cursor: pointer;
    padding: 2px 6px;
    border-radius: 4px;
    transition: background 0.12s;
    white-space: nowrap;
}
.sd-drive-crumb:hover {
    background: rgba(0,113,227,0.08);
}
.sd-drive-crumb:last-child {
    color: var(--sd-text);
    font-weight: 500;
    cursor: default;
}
.sd-drive-crumb-sep {
    color: var(--sd-text-sec);
    font-size: 10px;
}

.sd-drive-body {
    flex: 1;
    overflow-y: auto;
    padding: 8px;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.sd-drive-folder {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.12s;
    font-size: 13px;
    color: var(--sd-text);
}
.sd-drive-folder:hover {
    background: var(--sd-bg);
}
.sd-drive-folder.selected {
    background: rgba(0,113,227,0.08);
    color: var(--sd-accent);
    font-weight: 500;
}

.sd-drive-folder-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    color: var(--sd-text-sec);
}

.sd-drive-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 1;
    color: var(--sd-text-sec);
    font-size: 13px;
}

/* ── Toast Notification ──────────────────────────────── */
.sd-toast {
    position: fixed;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 300;
    background: rgba(0,0,0,0.8);
    color: #fff;
    padding: 10px 20px;
    border-radius: 980px;
    font-size: 13px;
    font-weight: 500;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    box-shadow: 0 4px 16px rgba(0,0,0,0.2);
    animation: sd-toast-in 0.2s ease;
}

@keyframes sd-toast-in {
    from { opacity: 0; transform: translateX(-50%) translateY(8px); }
    to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* ── DXF Viewer Modal ────────────────────────────────── */
.sd-modal-dxf {
    width: 92vw;
    height: 88vh;
    max-width: 1600px;
}

.sd-dxf-body {
    flex: 1;
    display: flex;
    overflow: hidden;
}

.sd-dxf-sidebar {
    width: 240px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    border-right: 1px solid var(--sd-border);
    background: var(--sd-surface);
}

.sd-dxf-sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 14px 8px;
    flex-shrink: 0;
}

.sd-dxf-sidebar-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--sd-text);
}

.sd-dxf-sidebar-actions {
    display: flex;
    gap: 4px;
}

.sd-dxf-toggle-btn {
    background: none;
    border: 1px solid var(--sd-border);
    border-radius: 4px;
    padding: 2px 6px;
    font-size: 10px;
    font-weight: 500;
    font-family: var(--sd-font);
    color: var(--sd-text-sec);
    cursor: pointer;
    transition: all 0.12s;
}
.sd-dxf-toggle-btn:hover {
    background: var(--sd-bg);
    color: var(--sd-text);
}

.sd-dxf-layer-list {
    flex: 1;
    overflow-y: auto;
    padding: 4px 8px;
}

.sd-dxf-layer-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 8px;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.12s;
    font-size: 13px;
    color: var(--sd-text);
}
.sd-dxf-layer-item:hover {
    background: var(--sd-bg);
}

.sd-dxf-layer-item input[type="checkbox"] {
    width: 15px;
    height: 15px;
    accent-color: var(--sd-accent);
    flex-shrink: 0;
    cursor: pointer;
}

.sd-dxf-layer-color {
    width: 12px;
    height: 12px;
    border-radius: 3px;
    flex-shrink: 0;
    border: 1px solid rgba(0,0,0,0.1);
}

.sd-dxf-layer-name {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-weight: 500;
}

.sd-dxf-layer-count {
    font-size: 11px;
    color: var(--sd-text-sec);
    flex-shrink: 0;
}

.sd-dxf-element-count {
    padding: 8px 14px;
    border-top: 1px solid var(--sd-border);
    font-size: 11px;
    color: var(--sd-text-sec);
    flex-shrink: 0;
}
.sd-dxf-element-count:empty { display: none; }

.sd-dxf-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 1;
    padding: 40px 16px;
    color: var(--sd-text-sec);
    font-size: 13px;
}

/* Preview area */
.sd-dxf-preview {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: auto;
    background: var(--sd-bg);
    position: relative;
    padding: 16px;
}

.sd-dxf-canvas-stack {
    position: relative;
    display: inline-block;
    background: white;
    border-radius: 4px;
    box-shadow: var(--sd-shadow-lg);
}

.sd-dxf-canvas-stack img {
    display: block;
    max-width: 100%;
    max-height: calc(88vh - 140px);
    object-fit: contain;
}

.sd-dxf-canvas-stack img:not(:first-child) {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.sd-dxf-canvas-stack img.sd-layer-hidden {
    opacity: 0;
    pointer-events: none;
}

/* DXF Progress overlay inside modal */
.sd-dxf-progress {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: rgba(245,245,247,0.92);
    backdrop-filter: blur(8px);
    z-index: 5;
}

/* ── Prompt-Zeile ausgeblendet (Ebenen-Flow braucht keinen Prompt; Wert bleibt intern erhalten) ── */
.sd-prompt-bar .sd-prompt-input,
#btnTogglePrompt { display: none !important; }
.sd-prompt-bar { justify-content: flex-end; }

/* Prompt-Zeile ohne Höhe, aber als Rasterzeile erhalten (Assistent aktiv) */
.sd-prompt-bar.is-gone { height: 0 !important; min-height: 0 !important; padding: 0 !important; border: 0 !important; overflow: hidden !important; }

/* ── Assistent (Art → Entfernen → Hochladen) ──────────── */
.sd-wizard {
    display: flex; align-items: center; justify-content: center;
    width: 100%; height: 100%; padding: 24px; overflow: auto;
}
.sd-wiz-card {
    width: min(720px, 100%); background: var(--sd-surface); border: 1px solid var(--sd-border);
    border-radius: 20px; box-shadow: 0 12px 40px rgba(0,0,0,0.08), 0 1px 3px rgba(0,0,0,0.05);
    padding: 28px 32px 22px; display: flex; flex-direction: column; gap: 18px;
    animation: sd-wiz-in .25s cubic-bezier(.2,.8,.2,1);
}
@keyframes sd-wiz-in { from { opacity: 0; transform: translateY(8px) scale(.99); } to { opacity: 1; transform: none; } }
.sd-wiz-steps { display: flex; gap: 22px; }
.sd-wiz-step {
    display: inline-flex; align-items: center; gap: 8px; font-size: 12.5px; font-weight: 500; color: var(--sd-text-sec);
}
.sd-wiz-step i {
    width: 22px; height: 22px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center;
    font-style: normal; font-size: 11px; font-weight: 600; background: var(--sd-bg); border: 1px solid var(--sd-border);
}
.sd-wiz-step.is-active { color: var(--sd-text); }
.sd-wiz-step.is-active i { background: var(--sd-accent); border-color: var(--sd-accent); color: #fff; }
.sd-wiz-step.is-done i { background: var(--sd-green); border-color: var(--sd-green); color: #fff; }
.sd-wiz-pane { display: none; flex-direction: column; gap: 14px; }
.sd-wiz-pane.is-active { display: flex; }
.sd-wiz-title { font-size: 22px; font-weight: 600; letter-spacing: -.2px; }
.sd-wiz-sub { font-size: 13.5px; color: var(--sd-text-sec); line-height: 1.5; margin-top: -6px; }
.sd-wiz-choice { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.sd-wiz-option {
    display: flex; flex-direction: column; align-items: flex-start; gap: 4px; text-align: left;
    padding: 18px 18px 16px; border-radius: 14px; border: 1.5px solid var(--sd-border); background: var(--sd-bg);
    font-family: var(--sd-font); color: var(--sd-text); cursor: pointer; transition: border-color .15s ease, background .15s ease, transform .15s ease;
}
.sd-wiz-option:hover { border-color: rgba(0,113,227,0.45); background: #fff; }
.sd-wiz-option.is-selected { border-color: var(--sd-accent); background: rgba(0,113,227,0.06); box-shadow: 0 0 0 3px rgba(0,113,227,0.12); }
.sd-wiz-option strong { font-size: 15px; font-weight: 600; }
.sd-wiz-option small { font-size: 12.5px; color: var(--sd-text-sec); line-height: 1.4; }
.sd-wiz-option-icon { color: var(--sd-accent); margin-bottom: 6px; }
.sd-wiz-choice-sm .sd-wiz-option { padding: 14px 16px; }

/* Die Ziel-/Art-Kacheln samt Loop-Videos sind entfallen: Das Ziel ergibt sich aus der Seite
   (secudraw.com = Zeichnung bereinigen, floorplanedit.com = Grundriss) – backend/site_profile.py. */
@media (max-width: 640px) {
    .sd-wiz-choice { grid-template-columns: 1fr; }
}
.sd-wiz-remove { display: flex; flex-direction: column; gap: 10px; }
.sd-wiz-label { font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .3px; color: var(--sd-text-sec); }
.sd-wiz-preset-row { display: flex; flex-direction: column; gap: 8px; }
.sd-wiz-presets { display: flex; flex-wrap: wrap; gap: 8px; }
.sd-wiz-preset {
    padding: 7px 14px; border-radius: 980px; border: 1.5px solid rgba(0,113,227,0.35);
    background: rgba(0,113,227,0.07); font-family: var(--sd-font); font-size: 12.5px; font-weight: 600;
    color: var(--sd-accent); cursor: pointer; transition: all .12s ease;
}
.sd-wiz-preset:hover { border-color: var(--sd-accent); background: rgba(0,113,227,0.12); }
.sd-wiz-preset.is-on {
    background: var(--sd-accent); border-color: var(--sd-accent); color: #fff;
    box-shadow: 0 0 0 3px rgba(0,113,227,0.12);
}
.sd-wiz-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.sd-wiz-tag {
    padding: 6px 12px; border-radius: 980px; border: 1px solid var(--sd-border); background: var(--sd-bg);
    font-family: var(--sd-font); font-size: 12.5px; color: var(--sd-text); cursor: pointer; transition: all .12s ease;
}
.sd-wiz-tag:hover { border-color: rgba(0,113,227,0.45); }
.sd-wiz-tag.is-on { background: var(--sd-accent); border-color: var(--sd-accent); color: #fff; }
.sd-wiz-text {
    width: 100%; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--sd-border); background: var(--sd-bg);
    font-family: var(--sd-font); font-size: 13.5px; color: var(--sd-text); resize: vertical; min-height: 56px;
}
.sd-wiz-text:focus { outline: none; border-color: var(--sd-accent); background: #fff; }
.sd-wiz-drop {
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px;
    min-height: 150px; border: 2px dashed rgba(0,0,0,0.14); border-radius: 14px; background: var(--sd-bg);
    color: var(--sd-text-sec); cursor: pointer; transition: all .15s ease;
}
.sd-wiz-drop:hover, .sd-wiz-drop.dragover { border-color: var(--sd-accent); background: rgba(0,113,227,0.05); }
.sd-wiz-drop .sd-upload-icon { font-size: 34px; }
.sd-wiz-files { display: flex; flex-direction: column; gap: 6px; max-height: 190px; overflow: auto; }
.sd-wiz-files:empty { display: none; }
.sd-wiz-file {
    display: grid; grid-template-columns: 36px 1fr auto 28px; align-items: center; gap: 10px;
    padding: 6px 8px 6px 6px; border-radius: 10px; border: 1px solid var(--sd-border); background: var(--sd-surface); font-size: 13px;
}
.sd-wiz-file-ext {
    height: 28px; border-radius: 6px; background: var(--sd-bg); border: 1px solid var(--sd-border);
    display: inline-flex; align-items: center; justify-content: center; font-size: 10px; font-weight: 700; color: var(--sd-text-sec);
}
.sd-wiz-file-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sd-wiz-file-size { font-size: 12px; color: var(--sd-text-sec); font-variant-numeric: tabular-nums; }
.sd-wiz-file-x {
    width: 26px; height: 26px; border-radius: 7px; border: none; background: transparent; color: var(--sd-text-sec);
    font-size: 16px; cursor: pointer; line-height: 1;
}
.sd-wiz-file-x:hover { background: var(--sd-bg); color: var(--sd-red); }
.sd-wiz-recent { display: flex; flex-direction: column; gap: 8px; padding-top: 4px; }
.sd-wiz-recent-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.sd-wiz-search {
    width: min(260px, 55%); height: 30px; padding: 0 10px; border-radius: 8px; border: 1px solid var(--sd-border);
    background: var(--sd-bg); color: var(--sd-text); font: inherit; font-size: 13px; outline: none;
}
.sd-wiz-search:focus { border-color: var(--sd-accent); box-shadow: 0 0 0 3px rgba(0,113,227,0.15); background: var(--sd-surface); }
.sd-wiz-recent-list { display: flex; flex-direction: column; gap: 6px; max-height: 220px; overflow: auto; }
.sd-wiz-recent-item {
    display: grid; grid-template-columns: 44px 1fr auto; align-items: center; gap: 10px; width: 100%; text-align: left;
    padding: 6px 10px 6px 6px; border-radius: 10px; border: 1px solid var(--sd-border); background: var(--sd-surface);
    font-family: var(--sd-font); color: var(--sd-text); cursor: pointer; transition: border-color .15s ease, background .15s ease;
}
.sd-wiz-recent-item:hover, .sd-wiz-recent-item:focus-visible { border-color: var(--sd-accent); background: rgba(0,113,227,0.04); outline: none; }
.sd-wiz-recent-thumb { width: 44px; height: 44px; border-radius: 6px; object-fit: contain; background: #fff; border: 1px solid var(--sd-border); }
.sd-wiz-recent-text { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.sd-wiz-recent-text strong { font-size: 13px; font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sd-wiz-recent-text small { font-size: 12px; color: var(--sd-text-sec); }
.sd-wiz-recent-go { font-size: 12.5px; color: var(--sd-accent); white-space: nowrap; }
.sd-wiz-recent-empty { font-size: 12.5px; color: var(--sd-text-sec); padding: 4px 2px; }
.sd-wiz-nav { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 6px; border-top: 1px solid var(--sd-border); }

/* Fortschrittsliste je Datei/Seite im Stapel */
.sd-progress-list {
    display: flex; flex-direction: column; gap: 4px; width: min(480px, 90vw); max-height: 40vh; overflow: auto;
    margin-top: 8px; font-size: 12.5px; color: var(--sd-text);
}
.sd-progress-row { display: grid; grid-template-columns: 1fr auto; gap: 10px; align-items: center; padding: 5px 10px; border-radius: 8px; background: rgba(0,0,0,0.035); }
.sd-progress-row .sd-progress-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sd-progress-row .sd-progress-state { font-size: 12px; color: var(--sd-text-sec); font-variant-numeric: tabular-nums; white-space: nowrap; }
.sd-progress-row.is-done .sd-progress-state { color: var(--sd-green); }
.sd-progress-row.is-failed .sd-progress-state { color: var(--sd-red); }
.sd-progress-row.is-running .sd-progress-state { color: var(--sd-accent); }

/* ── Cloudflare Turnstile unter den Anmeldeschritten ── */
.sd-auth-turnstile {
    margin-top: 16px;
}
.sd-auth-turnstile:empty {
    display: none;
}

/* ── Anmeldung ohne Passwort: E-Mail → Konto erstellen → Code ── */
.sd-auth-step[hidden] {
    display: none;
}
.sd-auth-hint {
    font-size: 13px;
    line-height: 1.45;
    color: var(--sd-text-sec);
    margin-top: 16px;
}
.sd-auth-lead strong {
    color: var(--sd-text);
    font-weight: 600;
    overflow-wrap: anywhere;
}
.sd-auth-consent {
    margin: 10px 0 4px;
}
.sd-auth-terms a {
    color: var(--sd-accent);
    text-decoration: none;
}
.sd-auth-terms a:hover {
    text-decoration: underline;
}
.sd-auth-code {
    font-family: SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 26px;
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.4em;
    text-align: center;
    padding: 12px 14px;
}
.sd-auth-code::placeholder {
    color: var(--sd-text-sec);
    opacity: 0.35;
}
.sd-auth-note {
    font-size: 13px;
    color: var(--sd-text-sec);
    margin-top: 8px;
}
.sd-auth-note:empty {
    display: none;
}
.sd-auth-links {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px 18px;
    margin-top: 20px;
    font-size: 14px;
}
.sd-auth-links a,
.sd-auth-linkbtn {
    border: 0;
    background: none;
    padding: 0;
    font: inherit;
    font-weight: 500;
    color: var(--sd-accent);
    text-decoration: none;
    cursor: pointer;
}
.sd-auth-links a:hover,
.sd-auth-linkbtn:hover:not(:disabled) {
    text-decoration: underline;
}
.sd-auth-linkbtn:disabled {
    color: var(--sd-text-sec);
    cursor: default;
    font-variant-numeric: tabular-nums;
}
/* Weiche: Konto nutzt Google – Knopf hervorheben */
.sd-auth-google.is-suggested {
    border-color: var(--sd-accent);
    box-shadow: 0 0 0 3px rgba(0,113,227,0.22);
    animation: sd-auth-suggest 1.1s ease-out 2;
}
@keyframes sd-auth-suggest {
    0% { box-shadow: 0 0 0 0 rgba(0,113,227,0.45); }
    100% { box-shadow: 0 0 0 12px rgba(0,113,227,0); }
}
@media (prefers-reduced-motion: reduce) {
    .sd-auth-google.is-suggested { animation: none; }
}

/* ── Bezahlschranke: Steuerhinweis und Pflicht-Zustimmung (Widerrufsrecht) ── */
.sd-paywall-tax {
    margin: -8px 0 14px;
    font-size: 12px;
    color: var(--sd-text-sec);
}
.sd-paywall-consent {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin: 0 0 16px;
    font-size: 12.5px;
    line-height: 1.45;
    color: var(--sd-text);
    cursor: pointer;
}
.sd-paywall-consent input {
    flex-shrink: 0;
    width: 16px;
    height: 16px;
    margin-top: 2px;
    accent-color: var(--sd-accent);
}
.sd-paywall-note a {
    color: var(--sd-accent);
    text-decoration: none;
}
.sd-paywall-note a:hover {
    text-decoration: underline;
}

/* ── Analyse-Fortschritt: Hinweis auf den Abschlussklang ── */
.sd-progress-card .sd-progress-hint {
    margin-top: -2px;
    font-size: 12.5px;
    line-height: 1.4;
    color: var(--sd-text-sec);
    text-align: center;
}

/* ══ Startseite auf dem Smartphone ═══════════════════════════════════════════
   Nur <body class="sd-start"> (secudraw.html) – secudraw.css laden auch Viewer, Prüfseite, Profil und Rechtsseiten.
   Desktop (≥ 1025 px) bleibt unverändert. */
@media (hover: none) {
    .sd-start .sd-library-item-actions { opacity: 1; }
    .sd-start .sd-file-tab-close { opacity: 1; }
}

@media (max-width: 760px) {
    /* Seite: volle dynamische Höhe, Fußzeile als eigene Zeile unter der App statt fest über dem Inhalt */
    body.sd-start {
        display: flex;
        flex-direction: column;
        height: 100dvh;
    }
    .sd-start #app {
        flex: 1 1 auto;
        min-height: 0;
        height: auto;
        width: 100%;
        grid-template-columns: minmax(0, 1fr);
    }
    body.sd-start > #sdFooterStart {
        position: static;
        flex-shrink: 0;
        padding: 6px 12px calc(6px + env(safe-area-inset-bottom));
        text-align: center;
        background: var(--sd-surface);
        border-top: 1px solid var(--sd-border);
    }
    /* Leere Statusleiste unter dem Assistenten weglassen */
    .sd-start #app:has(#wizard:not([style*="none"])) { grid-template-rows: 52px auto 1fr; }
    .sd-start #app:has(#wizard:not([style*="none"])) > .sd-statusbar { display: none; }

    /* Kopfleiste: eine Zeile, Dateiname und Versionsmarke weichen */
    .sd-start .sd-toolbar {
        padding: 0 max(8px, env(safe-area-inset-right)) 0 max(4px, env(safe-area-inset-left));
        gap: 6px;
    }
    /* clip statt hidden: das Logo-Menü darf nach unten herausragen, seitlich wird nichts breiter als der Bildschirm */
    .sd-start .sd-toolbar-left { flex: 1 1 auto; min-width: 0; overflow-x: clip; }
    .sd-start .sd-toolbar-center { display: none; }
    .sd-start .sd-toolbar-actions { gap: 4px; flex-shrink: 0; }
    .sd-start .sd-filename-wrap { display: none !important; }
    .sd-start .sd-toolbar-avatar,
    .sd-start .sd-toolbar-initial { width: 34px; height: 34px; }

    /* Assistent: oben beginnen (zentriert würde der Kopf der Karte abgeschnitten), schmale Ränder */
    .sd-start .sd-wizard {
        align-items: flex-start;
        padding: 10px max(10px, env(safe-area-inset-right)) 16px max(10px, env(safe-area-inset-left));
    }
    .sd-start .sd-wiz-card {
        width: 100%;
        padding: 18px 16px 14px;
        gap: 14px;
        border-radius: 18px;
    }
    .sd-start .sd-wiz-steps { flex-wrap: wrap; gap: 8px 16px; }
    .sd-start .sd-wiz-title { font-size: 20px; line-height: 1.25; overflow-wrap: anywhere; }
    .sd-start .sd-wiz-sub { font-size: 14px; }

    .sd-start .sd-wiz-option:hover { background: var(--sd-bg); border-color: var(--sd-border); }
    .sd-start .sd-wiz-option.is-selected { border-color: var(--sd-accent); background: rgba(0,113,227,0.06); }
    .sd-start .sd-wiz-option:active { transform: scale(.985); }

    /* Entfernen: Vorlagen, Schlagwörter, Freitext */
    .sd-start .sd-wiz-choice-sm .sd-wiz-option { padding: 12px 14px; min-height: 48px; }
    .sd-start .sd-wiz-preset,
    .sd-start .sd-wiz-tag {
        display: inline-flex;
        align-items: center;
        min-height: 40px;
        padding: 8px 14px;
        font-size: 14px;
        text-align: left;
    }
    .sd-start .sd-wiz-tag:hover { border-color: var(--sd-border); }
    .sd-start .sd-wiz-tag.is-on:hover { border-color: var(--sd-accent); }
    .sd-start .sd-wiz-text { font-size: 16px; min-height: 72px; }

    /* Hochladen: Ablage (Tippen öffnet die Dateiauswahl), Dateiliste, schon analysierte Grundrisse */
    .sd-start .sd-wiz-drop { min-height: 120px; padding: 16px; text-align: center; }
    .sd-start .sd-wiz-files { max-height: none; }
    .sd-start .sd-wiz-file { grid-template-columns: 36px minmax(0, 1fr) auto 40px; gap: 8px; }
    .sd-start .sd-wiz-file-x { width: 40px; height: 40px; font-size: 18px; }
    .sd-start .sd-wiz-recent-head { flex-direction: column; align-items: stretch; gap: 8px; }
    .sd-start .sd-wiz-search { width: 100%; height: 42px; font-size: 16px; }
    .sd-start .sd-wiz-recent-list { max-height: none; }
    .sd-start .sd-wiz-recent-item { grid-template-columns: 48px minmax(0, 1fr) auto; min-height: 60px; }
    .sd-start .sd-wiz-recent-thumb { width: 48px; height: 48px; }

    /* Zurück/Weiter bleiben am unteren Rand erreichbar */
    .sd-start .sd-wiz-nav {
        position: sticky;
        bottom: -16px;
        z-index: 2;
        margin: 0 -16px -14px;
        padding: 10px 16px calc(12px + env(safe-area-inset-bottom));
        background: var(--sd-surface);
        border-radius: 0 0 18px 18px;
    }
    .sd-start .sd-wiz-nav .sd-btn { min-height: 44px; padding: 10px 22px; font-size: 15px; }

    /* Anmeldung: Marke als schmales Band oben, Formular volle Breite darunter */
    .sd-start .sd-auth-page { flex-direction: column-reverse; height: 100dvh; }
    .sd-start #authPage > [data-sd-lang] {
        top: calc(10px + env(safe-area-inset-top)) !important;
        right: max(10px, env(safe-area-inset-right)) !important;
    }
    .sd-start .sd-auth-brand-panel {
        flex: 0 0 auto;
        flex-direction: row;
        flex-wrap: wrap;
        align-items: center;
        justify-content: flex-start;
        gap: 6px 12px;
        padding: calc(14px + env(safe-area-inset-top)) 84px 14px max(20px, env(safe-area-inset-left));
    }
    .sd-start .sd-auth-brand-img { width: 40px; height: 40px; border-radius: 10px; }
    .sd-start .sd-auth-brand-logo { font-size: 26px; letter-spacing: -0.5px; }
    .sd-start .sd-auth-brand-tagline {
        flex-basis: 100%;
        max-width: none;
        font-size: 13px;
        line-height: 1.4;
        text-align: left;
    }
    .sd-start .sd-auth-form-panel {
        flex: 1 1 auto;
        min-height: 0;
        flex-direction: column;
        align-items: stretch;
        justify-content: flex-start;
        padding: 52px max(20px, env(safe-area-inset-right)) calc(16px + env(safe-area-inset-bottom)) max(20px, env(safe-area-inset-left));
    }
    .sd-start .sd-auth-back {
        top: 8px;
        left: 12px;
        display: inline-flex;
        align-items: center;
        min-height: 40px;
        padding: 0 8px;
        font-size: 15px;
    }
    .sd-start .sd-auth-section { max-width: none; margin: 0 auto; }
    .sd-start .sd-auth-heading { font-size: 26px; margin-bottom: 18px; overflow-wrap: anywhere; }
    .sd-start .sd-auth-input { font-size: 16px; padding: 12px 14px; }
    .sd-start .sd-auth-code { font-size: 26px; letter-spacing: 0.3em; }
    .sd-start .sd-auth-google,
    .sd-start .sd-auth-submit { min-height: 48px; font-size: 16px; }
    .sd-start .sd-auth-links { gap: 4px 18px; }
    .sd-start .sd-auth-links a,
    .sd-start .sd-auth-linkbtn { display: inline-flex; align-items: center; min-height: 40px; text-align: left; }
    .sd-start .sd-auth-form-panel > .sd-footer-auth {
        position: static;
        margin-top: auto;
        padding-top: 28px;
        text-align: center;
    }

    /* Konto-Popup als Blatt von unten; der Schatten dunkelt die Seite ab (Tippen daneben schließt) */
    .sd-start .sd-settings-popup {
        position: fixed;
        top: auto;
        left: 8px;
        right: 8px;
        bottom: 0;
        z-index: 120;
        width: auto;
        max-height: 80dvh;
        overflow-y: auto;
        overscroll-behavior: contain;
        padding: 20px 18px calc(18px + env(safe-area-inset-bottom));
        border-radius: 18px 18px 0 0;
        border-bottom: 0;
        box-shadow: 0 -8px 32px rgba(0,0,0,0.16), 0 0 0 100vmax rgba(0,0,0,0.28);
        animation: sd-sheet-up 0.2s cubic-bezier(.2,.8,.2,1);
    }
    .sd-start .sd-settings-plan .sd-btn,
    .sd-start .sd-settings-signout { min-height: 44px; font-size: 15px; }
    .sd-start .sd-settings-plan .sd-btn { align-self: stretch; justify-content: center; }

    /* Bezahlschranke als Blatt von unten */
    .sd-start .sd-paywall {
        align-items: flex-end;
        padding: 0 8px;
    }
    .sd-start .sd-paywall-card {
        max-width: none;
        max-height: 88dvh;
        overflow-y: auto;
        overscroll-behavior: contain;
        padding: 22px 18px calc(18px + env(safe-area-inset-bottom));
        border-radius: 18px 18px 0 0;
        animation: sd-sheet-up 0.2s cubic-bezier(.2,.8,.2,1);
    }
    .sd-start .sd-paywall-card h2 { font-size: 20px; padding-right: 36px; }
    .sd-start .sd-paywall-close {
        top: 8px;
        right: 8px;
        width: 40px;
        height: 40px;
        border-radius: 50%;
    }
    .sd-start .sd-paywall-qty { flex-wrap: wrap; }
    .sd-start .sd-paywall-qty button { width: 42px; height: 42px; }
    .sd-start .sd-paywall-consent { font-size: 13.5px; gap: 12px; }
    .sd-start .sd-paywall-consent input { width: 22px; height: 22px; margin-top: 0; }
    .sd-start .sd-paywall-go { min-height: 48px; font-size: 16px; }

    /* Dateien: Schublade über die ganze Breite */
    .sd-start .sd-library {
        top: 52px;
        bottom: 0;
        width: 100%;
        border-right: 0;
        z-index: 60;
        padding-bottom: env(safe-area-inset-bottom);
    }
    .sd-start #app.library-open .sd-workspace,
    .sd-start #app.library-open .sd-statusbar,
    .sd-start #app.library-open .sd-prompt-bar { margin-left: 0; }
    .sd-start .sd-library-header { padding: 8px 8px 8px 16px; }
    .sd-start .sd-library-close { width: 44px; height: 44px; font-size: 28px; }
    .sd-start .sd-library-search-input { font-size: 16px; height: 42px; }
    .sd-start .sd-library-item { min-height: 56px; }
    .sd-start .sd-library-item-action { width: 40px; height: 40px; font-size: 16px; }

    /* Fortschritt und Hinweise */
    .sd-start .sd-progress-card { padding: 18px 16px; }
    .sd-start .sd-progress-list { width: 100%; max-height: 38dvh; }
    .sd-start .sd-toast {
        left: 12px;
        right: 12px;
        bottom: calc(76px + env(safe-area-inset-bottom));
        transform: none;
        width: auto;
        max-width: none;
        border-radius: 14px;
        text-align: center;
        line-height: 1.4;
        animation: sd-sheet-up 0.2s ease;
    }

    /* Alte Dialoge (Vorschau, Drive-Ordner, DXF) füllen den Bildschirm */
    .sd-start .sd-modal,
    .sd-start .sd-modal-sm,
    .sd-start .sd-modal-dxf {
        width: 100%;
        max-width: none;
        height: 100dvh;
        max-height: none;
        border-radius: 0;
    }
    .sd-start .sd-modal-footer { flex-wrap: wrap; padding-bottom: calc(10px + env(safe-area-inset-bottom)); }
    .sd-start .sd-modal-close { width: 44px; height: 44px; }
    .sd-start .sd-dxf-sidebar { width: 150px; }
}

@keyframes sd-sheet-up {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: translateY(0); }
}