/* ============================================
   SPRITPREIS-CHECKER — Gruen-Akzent Design
   ============================================ */

:root {
    --sp-bg-primary: #0a0a0f;
    --sp-bg-secondary: #12121a;
    --sp-bg-card: #181824;
    --sp-bg-hover: #1e1e2e;
    --sp-bg-input: #1a1a28;
    --sp-border: #2a2a3a;
    --sp-border-light: #353548;
    --sp-text-primary: #e8e8f0;
    --sp-text-secondary: #9090a8;
    --sp-text-muted: #606078;
    --sp-accent-primary: #00cc66;
    --sp-accent-light: #33ff99;
    --sp-accent-success: #00e676;
    --sp-accent-warning: #ffab00;
    --sp-accent-danger: #ff3b5c;
    --sp-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --sp-font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --sp-radius: 8px;
    --sp-radius-sm: 4px;
    --sp-shadow: 0 2px 12px rgba(0, 0, 0, 0.4);
    --sp-transition: 150ms ease;
}

/* Dashboard Root */
.sp-dashboard {
    font-family: var(--sp-font-sans);
    color: var(--sp-text-primary);
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem 2rem;
}

/* ---- Status Bar ---- */
.sp-status-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.6rem 1rem;
    background: var(--sp-bg-secondary);
    border: 1px solid var(--sp-border);
    border-radius: var(--sp-radius);
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.sp-status-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}
.sp-status-right {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}
.sp-logo {
    font-family: var(--sp-font-mono);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--sp-accent-primary);
    letter-spacing: 0.5px;
}

/* ---- Tank-Tipp Banner ---- */
.sp-tipp-banner {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 1rem;
    border-radius: var(--sp-radius);
    margin-bottom: 1rem;
    border: 1px solid;
}
.sp-tipp-banner.sp-tipp-success {
    background: rgba(0, 204, 102, 0.08);
    border-color: rgba(0, 204, 102, 0.3);
}
.sp-tipp-banner.sp-tipp-warning {
    background: rgba(255, 171, 0, 0.08);
    border-color: rgba(255, 171, 0, 0.3);
}
.sp-tipp-banner.sp-tipp-danger {
    background: rgba(255, 59, 92, 0.08);
    border-color: rgba(255, 59, 92, 0.3);
}
.sp-tipp-banner.sp-tipp-muted {
    background: var(--sp-bg-card);
    border-color: var(--sp-border);
}
.sp-tipp-icon { font-size: 1.8rem; flex-shrink: 0; }
.sp-tipp-content { flex: 1; }
.sp-tipp-label {
    font-weight: 700;
    font-size: 1rem;
    margin-bottom: 0.15rem;
}
.sp-tipp-label.sp-color-success { color: var(--sp-accent-success); }
.sp-tipp-label.sp-color-warning { color: var(--sp-accent-warning); }
.sp-tipp-label.sp-color-danger { color: var(--sp-accent-danger); }
.sp-tipp-label.sp-color-muted { color: var(--sp-text-muted); }
.sp-tipp-message {
    font-size: 0.82rem;
    color: var(--sp-text-secondary);
}
.sp-tipp-station {
    font-size: 0.75rem;
    color: var(--sp-text-muted);
    font-family: var(--sp-font-mono);
    margin-top: 0.2rem;
}

/* ---- Fuel Tabs ---- */
.sp-fuel-tabs {
    display: flex;
    gap: 0.4rem;
    margin-bottom: 1rem;
}
.sp-fuel-tab {
    padding: 0.4rem 1rem;
    background: var(--sp-bg-card);
    color: var(--sp-text-secondary);
    border: 1px solid var(--sp-border);
    border-radius: var(--sp-radius-sm);
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--sp-transition);
}
.sp-fuel-tab:hover {
    background: var(--sp-bg-hover);
    color: var(--sp-text-primary);
}
.sp-fuel-tab.active {
    background: var(--sp-accent-primary);
    color: #fff;
    border-color: var(--sp-accent-primary);
}

/* ---- Preis-Tabelle ---- */
.sp-price-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--sp-bg-card);
    border: 1px solid var(--sp-border);
    border-radius: var(--sp-radius);
    overflow: hidden;
}
.sp-price-table th {
    padding: 0.6rem 0.75rem;
    text-align: left;
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--sp-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-family: var(--sp-font-mono);
    background: var(--sp-bg-secondary);
    border-bottom: 1px solid var(--sp-border);
}
.sp-price-table td {
    padding: 0.65rem 0.75rem;
    font-size: 0.85rem;
    border-bottom: 1px solid var(--sp-border);
    vertical-align: middle;
}
.sp-price-table tr:last-child td { border-bottom: none; }
.sp-price-table tr:hover td { background: var(--sp-bg-hover); }

.sp-station-name {
    font-weight: 600;
    color: var(--sp-text-primary);
}
.sp-station-brand {
    font-size: 0.72rem;
    color: var(--sp-text-muted);
    font-family: var(--sp-font-mono);
}
.sp-station-address {
    font-size: 0.72rem;
    color: var(--sp-text-muted);
}
.sp-price-value {
    font-family: var(--sp-font-mono);
    font-weight: 700;
    font-size: 1.1rem;
}
.sp-price-cheapest { color: var(--sp-accent-success); }
.sp-price-normal { color: var(--sp-text-primary); }
.sp-price-closed {
    color: var(--sp-text-muted);
    font-style: italic;
    font-weight: 400;
    font-size: 0.82rem;
}
.sp-status-open {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--sp-accent-success);
}
.sp-status-closed {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--sp-accent-danger);
}

/* ---- Buttons ---- */
.sp-btn {
    padding: 0.4rem 0.8rem;
    background: var(--sp-accent-primary);
    color: #fff;
    border: none;
    border-radius: var(--sp-radius-sm);
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--sp-transition);
    font-family: var(--sp-font-sans);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}
.sp-btn:hover { background: var(--sp-accent-light); color: #000; }
.sp-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.sp-btn-secondary {
    background: var(--sp-bg-card);
    color: var(--sp-text-secondary);
    border: 1px solid var(--sp-border);
}
.sp-btn-secondary:hover {
    background: var(--sp-bg-hover);
    color: var(--sp-text-primary);
    border-color: var(--sp-border-light);
}
.sp-btn-danger {
    background: rgba(255, 59, 92, 0.1);
    color: var(--sp-accent-danger);
    border: 1px solid rgba(255, 59, 92, 0.3);
}
.sp-btn-danger:hover {
    background: rgba(255, 59, 92, 0.2);
    border-color: var(--sp-accent-danger);
}
.sp-btn.loading {
    position: relative;
    color: transparent;
}
.sp-btn.loading::after {
    content: '';
    position: absolute;
    inset: 0;
    margin: auto;
    width: 14px;
    height: 14px;
    border: 2px solid transparent;
    border-top-color: #fff;
    border-radius: 50%;
    animation: sp-spin 0.6s linear infinite;
}
@keyframes sp-spin { to { transform: rotate(360deg); } }

/* ---- Setup Wizard ---- */
.sp-setup {
    max-width: 700px;
    margin: 0 auto;
}
.sp-setup-header {
    text-align: center;
    margin-bottom: 2rem;
}
.sp-setup-header h1 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--sp-accent-primary);
    margin: 0 0 0.3rem;
}
.sp-setup-header p {
    color: var(--sp-text-muted);
    font-size: 0.88rem;
    margin: 0;
}
.sp-step {
    background: var(--sp-bg-card);
    border: 1px solid var(--sp-border);
    border-radius: var(--sp-radius);
    padding: 1.25rem;
    margin-bottom: 1rem;
}
.sp-step.sp-step-inactive {
    opacity: 0.4;
    pointer-events: none;
}
.sp-step.sp-step-done {
    border-color: rgba(0, 204, 102, 0.3);
    background: rgba(0, 204, 102, 0.03);
}
.sp-step-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}
.sp-step-number {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--sp-bg-hover);
    color: var(--sp-text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.82rem;
    font-weight: 700;
    font-family: var(--sp-font-mono);
    flex-shrink: 0;
}
.sp-step-done .sp-step-number {
    background: var(--sp-accent-primary);
    color: #fff;
}
.sp-step-title {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--sp-text-primary);
}

/* ---- Form Groups ---- */
.sp-form-group { margin-bottom: 0.75rem; }
.sp-form-group label {
    display: block;
    font-size: 0.82rem;
    color: var(--sp-text-secondary);
    margin-bottom: 0.3rem;
    font-weight: 500;
}
.sp-input {
    width: 100%;
    padding: 0.5rem 0.6rem;
    background: var(--sp-bg-input);
    border: 1px solid var(--sp-border);
    border-radius: var(--sp-radius-sm);
    color: var(--sp-text-primary);
    font-size: 0.85rem;
    font-family: var(--sp-font-sans);
    outline: none;
    box-sizing: border-box;
}
.sp-input:focus { border-color: var(--sp-accent-primary); }
.sp-input::placeholder { color: var(--sp-text-muted); }
.sp-select {
    width: 100%;
    padding: 0.5rem 0.6rem;
    background: var(--sp-bg-input);
    border: 1px solid var(--sp-border);
    border-radius: var(--sp-radius-sm);
    color: var(--sp-text-primary);
    font-size: 0.85rem;
    font-family: var(--sp-font-sans);
    outline: none;
    box-sizing: border-box;
    cursor: pointer;
}
.sp-select:focus { border-color: var(--sp-accent-primary); }
.sp-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 0.75rem;
}

/* ---- Station Search Results ---- */
.sp-search-results {
    max-height: 400px;
    overflow-y: auto;
    margin-top: 0.75rem;
}
.sp-station-card {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 0.75rem;
    background: var(--sp-bg-secondary);
    border: 1px solid var(--sp-border);
    border-radius: var(--sp-radius-sm);
    margin-bottom: 0.4rem;
    cursor: pointer;
    transition: all var(--sp-transition);
}
.sp-station-card:hover {
    border-color: var(--sp-accent-primary);
    background: var(--sp-bg-hover);
}
.sp-station-card.selected {
    border-color: var(--sp-accent-primary);
    background: rgba(0, 204, 102, 0.06);
}
.sp-station-check {
    width: 20px;
    height: 20px;
    border: 2px solid var(--sp-border);
    border-radius: var(--sp-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 0.75rem;
    color: transparent;
    transition: all var(--sp-transition);
}
.sp-station-card.selected .sp-station-check {
    background: var(--sp-accent-primary);
    border-color: var(--sp-accent-primary);
    color: #fff;
}
.sp-station-info { flex: 1; min-width: 0; }
.sp-station-card-name {
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--sp-text-primary);
}
.sp-station-card-addr {
    font-size: 0.72rem;
    color: var(--sp-text-muted);
}
.sp-station-card-dist {
    font-size: 0.72rem;
    color: var(--sp-text-muted);
    font-family: var(--sp-font-mono);
    white-space: nowrap;
}

/* ---- Result Messages ---- */
.sp-result {
    padding: 0.5rem 0.75rem;
    border-radius: var(--sp-radius-sm);
    font-size: 0.82rem;
    font-family: var(--sp-font-mono);
    margin-top: 0.5rem;
}
.sp-result.success {
    background: rgba(0, 230, 118, 0.1);
    color: var(--sp-accent-success);
    border: 1px solid rgba(0, 230, 118, 0.3);
}
.sp-result.error {
    background: rgba(255, 59, 92, 0.1);
    color: var(--sp-accent-danger);
    border: 1px solid rgba(255, 59, 92, 0.3);
}

/* ---- Chart Container ---- */
.sp-chart-container {
    background: var(--sp-bg-card);
    border: 1px solid var(--sp-border);
    border-radius: var(--sp-radius);
    padding: 1rem;
    margin-bottom: 1rem;
}
.sp-chart-container canvas {
    max-height: 400px;
}

/* ---- Page Header ---- */
.sp-page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.sp-page-header h1 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--sp-text-primary);
    margin: 0;
}
.sp-header-actions { display: flex; gap: 0.5rem; align-items: center; }

/* ---- Settings ---- */
.sp-settings-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}
.sp-settings-section {
    background: var(--sp-bg-card);
    border: 1px solid var(--sp-border);
    border-radius: var(--sp-radius);
    padding: 1rem;
}
.sp-settings-section h2 {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--sp-text-secondary);
    margin: 0 0 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    font-family: var(--sp-font-mono);
}
.sp-station-list { display: flex; flex-direction: column; gap: 0.4rem; }
.sp-station-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0.6rem;
    background: var(--sp-bg-secondary);
    border: 1px solid var(--sp-border);
    border-radius: var(--sp-radius-sm);
}
.sp-station-item-name {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--sp-text-primary);
}
.sp-station-item-addr {
    font-size: 0.72rem;
    color: var(--sp-text-muted);
}

/* ---- Summary Stats ---- */
.sp-summary {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.75rem;
    margin-bottom: 1rem;
}
.sp-summary-card {
    text-align: center;
    padding: 0.75rem 0.5rem;
    background: var(--sp-bg-card);
    border: 1px solid var(--sp-border);
    border-radius: var(--sp-radius);
}
.sp-summary-value {
    display: block;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--sp-accent-primary);
    font-family: var(--sp-font-mono);
}
.sp-summary-label {
    display: block;
    font-size: 0.7rem;
    color: var(--sp-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 0.2rem;
}

/* ---- Analysis Best Hour ---- */
.sp-best-hour {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    background: rgba(0, 204, 102, 0.06);
    border: 1px solid rgba(0, 204, 102, 0.2);
    border-radius: var(--sp-radius);
    margin-bottom: 1rem;
}
.sp-best-hour-icon { font-size: 1.5rem; }
.sp-best-hour-text {
    font-size: 0.88rem;
    color: var(--sp-text-primary);
}
.sp-best-hour-value {
    font-weight: 700;
    color: var(--sp-accent-primary);
    font-family: var(--sp-font-mono);
}

/* ---- Empty States ---- */
.sp-empty {
    text-align: center;
    padding: 2rem 1rem;
    color: var(--sp-text-muted);
    font-size: 0.9rem;
    background: var(--sp-bg-card);
    border: 1px dashed var(--sp-border);
    border-radius: var(--sp-radius);
}

/* ---- Attribution ---- */
.sp-attribution {
    text-align: center;
    padding: 1rem;
    font-size: 0.72rem;
    color: var(--sp-text-muted);
    font-family: var(--sp-font-mono);
}
.sp-attribution a {
    color: var(--sp-accent-primary);
    text-decoration: none;
}
.sp-attribution a:hover { text-decoration: underline; }

/* ---- Utility ---- */
.hidden { display: none !important; }

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
    .sp-settings-grid { grid-template-columns: 1fr; }
    .sp-summary { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .sp-status-bar { flex-direction: column; align-items: flex-start; }
    .sp-form-row { grid-template-columns: 1fr; }
    .sp-summary { grid-template-columns: repeat(2, 1fr); }
    .sp-fuel-tabs { overflow-x: auto; flex-wrap: nowrap; }
    .sp-price-table { font-size: 0.8rem; }
    .sp-price-table th, .sp-price-table td { padding: 0.5rem; }
}