/**
 * FundingMan PWA Styles
 * Mobile-first responsive design
 */

/* === Variables === */
:root {
    --bg-primary: #1a1a2e;
    --bg-secondary: #16213e;
    --bg-card: #0f3460;
    --accent: #0f3460;
    --accent-light: #e94560;
    --text-primary: #eee;
    --text-secondary: #aaa;
    --text-muted: #666;
    --success: #4caf50;
    --warning: #ff9800;
    --error: #f44336;
    --border: #2a2a4a;
    --radius: 8px;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

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

html {
    font-size: 16px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* === App Container === */
#app {
    max-width: 600px;
    margin: 0 auto;
    min-height: 100vh;
}

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

.muted {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.positive {
    color: var(--success);
}

.negative {
    color: var(--error);
}

.error {
    color: var(--error);
    font-size: 0.875rem;
}

/* === Login Screen === */
#login-screen {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 2rem;
}

#login-screen h1 {
    color: var(--accent-light);
    font-size: 2rem;
    margin-bottom: 2rem;
}

.login-container {
    width: 100%;
    max-width: 320px;
    text-align: center;
}

#login-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

#login-form input {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
    transition: border-color 0.2s;
}

#login-form input:focus {
    border-color: var(--accent-light);
}

#login-form input::placeholder {
    color: var(--text-muted);
}

#login-form button {
    padding: 0.875rem;
    border: none;
    border-radius: var(--radius);
    background: var(--accent-light);
    color: white;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.2s;
}

#login-form button:hover {
    opacity: 0.9;
}

#login-form button:active {
    opacity: 0.8;
}

#login-error {
    min-height: 1.25rem;
    text-align: center;
}

/* === Main App === */
#main-app {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* === Header === */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

header h1 {
    font-size: 1.25rem;
    color: var(--accent-light);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.btn-logout {
    padding: 0.375rem 0.625rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-logout:hover {
    border-color: var(--error);
    color: var(--error);
}

/* === Status Dot (connection) === */
.status-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    transition: background-color 0.3s;
}

.status-dot.online {
    background: var(--success);
    box-shadow: 0 0 8px var(--success);
}

.status-dot.offline {
    background: var(--error);
}

/* === Status Badge (robot) === */
.status-badge {
    display: inline-block;
    padding: 0.375rem 0.75rem;
    border-radius: 4px;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    margin: 0.5rem 0;
}

.status-badge.running {
    background: var(--success);
    color: white;
}

.status-badge.stopped {
    background: var(--error);
    color: white;
}

.status-badge.waiting {
    background: var(--warning);
    color: black;
}

.status-badge.idle {
    background: var(--border);
    color: var(--text-secondary);
}

/* === Navigation === */
nav {
    display: flex;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    padding: 0;
    position: sticky;
    top: 56px;
    z-index: 99;
}

.nav-btn {
    flex: 1;
    padding: 0.75rem 0.5rem;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.nav-btn.active {
    color: var(--accent-light);
    border-bottom-color: var(--accent-light);
}

.nav-btn:hover:not(.active) {
    color: var(--text-primary);
}

/* === Screens === */
main.screen {
    flex: 1;
    padding: 1rem;
    display: none;
}

main.screen.active {
    display: block;
}

/* === Cards === */
.card {
    background: var(--bg-secondary);
    border-radius: var(--radius);
    padding: 1rem;
    margin-bottom: 1rem;
    box-shadow: var(--shadow);
}

.card h2 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

/* === Actions (buttons) === */
.actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 0.75rem;
}

.actions button {
    flex: 1;
    padding: 0.625rem;
    border: none;
    border-radius: var(--radius);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.2s;
}

.actions button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-danger {
    background: var(--error);
    color: white;
}

.btn-success {
    background: var(--success);
    color: white;
}

.actions button:not(:disabled):hover {
    opacity: 0.9;
}

/* === Stats Grid === */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
}

.stat {
    text-align: center;
    padding: 0.5rem;
    background: var(--bg-card);
    border-radius: var(--radius);
}

.stat-value {
    display: block;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--accent-light);
}

.stat-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

/* === Tables === */
.table-container {
    overflow-x: auto;
    margin: 0 -0.5rem;
    padding: 0 0.5rem;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

th, td {
    padding: 0.625rem 0.5rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

th {
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
}

td {
    color: var(--text-primary);
}

.funding-table,
.trades-table {
    width: 100%;
}

/* === Events List === */
.events-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.event-card {
    background: var(--bg-secondary);
    border-radius: var(--radius);
    padding: 0.875rem;
    border-left: 3px solid var(--accent);
}

.event-card.robot_start {
    border-left-color: var(--success);
}

.event-card.entry {
    border-left-color: #2196f3;
}

.event-card.waiting {
    border-left-color: var(--warning);
}

.event-card.exit {
    border-left-color: #9c27b0;
}

.event-card.result {
    border-left-color: var(--accent-light);
}

.event-card.error {
    border-left-color: var(--error);
}

.event-card.forecast {
    border-left-color: #00bcd4;
}

.event-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.event-type {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-secondary);
}

.event-time {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.event-body {
    font-size: 0.875rem;
    color: var(--text-primary);
    word-break: break-word;
}

/* === Toggle Switch === */
.toggle-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    cursor: pointer;
}

.toggle-row span {
    font-size: 0.875rem;
}

.toggle {
    position: relative;
    width: 48px;
    height: 26px;
    -webkit-appearance: none;
    appearance: none;
    background: var(--border);
    border-radius: 13px;
    cursor: pointer;
    transition: background 0.2s;
}

.toggle:checked {
    background: var(--success);
}

.toggle::before {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 20px;
    height: 20px;
    background: white;
    border-radius: 50%;
    transition: transform 0.2s;
}

.toggle:checked::before {
    transform: translateX(22px);
}

.toggle:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* === PWA Safe Areas === */
@supports (padding: max(0px)) {
    #app {
        padding-left: max(0.5rem, env(safe-area-inset-left));
        padding-right: max(0.5rem, env(safe-area-inset-right));
    }

    main.screen {
        padding-bottom: max(1rem, env(safe-area-inset-bottom));
    }
}

/* === Scrollbar === */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* === Animations === */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.loading {
    animation: pulse 1.5s ease-in-out infinite;
}

/* === Responsive === */
@media (max-width: 360px) {
    html {
        font-size: 14px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }
}

@media (min-width: 768px) {
    #app {
        padding: 0 2rem;
    }

    main.screen {
        padding: 1.5rem;
    }
}