/* ========================================
   MyDesk Remote Desktop Viewer - Styles
   ======================================== */

/* CSS Variables */
:root {
    --bg-primary: #0f0f1a;
    --bg-secondary: #1a1a2e;
    --bg-card: #16213e;
    --bg-input: #0f0f1a;
    --bg-toolbar: rgba(15, 15, 26, 0.92);
    --text-primary: #e0e0e0;
    --text-secondary: #8888a0;
    --text-muted: #555570;
    --accent: #00d4ff;
    --accent-hover: #00b8e0;
    --accent-glow: rgba(0, 212, 255, 0.15);
    --danger: #ff4757;
    --danger-hover: #e0404f;
    --success: #2ed573;
    --warning: #ffa502;
    --border: #2a2a4a;
    --border-focus: #00d4ff;
    --radius: 8px;
    --radius-lg: 12px;
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.6);
    --transition: 0.2s ease;
    --toolbar-height: 48px;
    --font-mono: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
}

/* Reset */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
    overflow: hidden;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    touch-action: none;
}

/* Custom 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);
}

/* ========================================
   Connection Panel
   ======================================== */
.connection-panel {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(0, 212, 255, 0.05) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 50%, rgba(0, 100, 200, 0.04) 0%, transparent 50%),
        var(--bg-primary);
    animation: fadeIn 0.4s ease;
}

.connection-card {
    width: 100%;
    max-width: 400px;
    padding: 40px 32px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 4px;
}

.logo h1 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 32px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 15px;
    transition: border-color var(--transition), box-shadow var(--transition);
    outline: none;
}

.form-group input:focus {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-group input::placeholder {
    color: var(--text-muted);
}

.password-wrapper {
    position: relative;
}

.password-wrapper input {
    padding-right: 44px;
}

.toggle-password {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 6px;
    border-radius: 4px;
    transition: color var(--transition);
}

.toggle-password:hover {
    color: var(--text-secondary);
}

.connect-btn {
    width: 100%;
    padding: 14px;
    margin-top: 8px;
    background: var(--accent);
    color: #000;
    border: none;
    border-radius: var(--radius);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition), transform 0.1s ease;
    position: relative;
    overflow: hidden;
}

.connect-btn:hover {
    background: var(--accent-hover);
}

.connect-btn:active {
    transform: scale(0.98);
}

.connect-btn.loading .btn-text {
    visibility: hidden;
}

.connect-btn.loading .btn-spinner {
    display: block;
}

.btn-spinner {
    display: none;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 22px;
    height: 22px;
    border: 2.5px solid rgba(0, 0, 0, 0.2);
    border-top-color: #000;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

.connection-error {
    margin-top: 16px;
    padding: 12px 16px;
    background: rgba(255, 71, 87, 0.1);
    border: 1px solid rgba(255, 71, 87, 0.3);
    border-radius: var(--radius);
    color: var(--danger);
    font-size: 14px;
    text-align: center;
    animation: slideDown 0.25s ease;
}

/* Recent connections (address book) */
.recent-list {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    max-height: 220px;
    overflow-y: auto;
}

.recent-item {
    display: flex;
    align-items: stretch;
    gap: 6px;
}

.recent-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
    padding: 10px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    cursor: pointer;
    text-align: left;
    transition: border-color var(--transition), background var(--transition);
}

.recent-main:hover {
    border-color: var(--border-focus);
    background: rgba(0, 212, 255, 0.05);
}

.recent-name {
    font-size: 14px;
    font-weight: 600;
}

.recent-id {
    font-size: 12px;
    color: var(--text-muted);
    font-family: var(--font-mono);
    letter-spacing: 1px;
}

.recent-del {
    width: 40px;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-muted);
    cursor: pointer;
    font-size: 14px;
    transition: color var(--transition), border-color var(--transition);
}

.recent-del:hover {
    color: var(--danger);
    border-color: rgba(255, 71, 87, 0.4);
}

/* ========================================
   Remote Desktop View
   ======================================== */
.remote-view[hidden] { display: none !important; }
.remote-view {
    position: fixed;
    inset: 0;
    background: #000;
    display: flex;
    flex-direction: column;
}

/* Toolbar */
.toolbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--toolbar-height);
    background: var(--bg-toolbar);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 12px;
    z-index: 100;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.toolbar.hidden {
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
}

.toolbar-trigger {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 8px;
    z-index: 99;
}

.toolbar-left,
.toolbar-center,
.toolbar-right {
    display: flex;
    align-items: center;
    gap: 6px;
}

.toolbar-left {
    flex: 0 0 auto;
}

.toolbar-center {
    flex: 1;
    justify-content: center;
}

.toolbar-right {
    flex: 0 0 auto;
}

.toolbar-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 10px;
    background: transparent;
    border: 1px solid transparent;
    border-radius: 6px;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 13px;
    transition: all var(--transition);
    white-space: nowrap;
}

.toolbar-btn:hover {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-primary);
    border-color: rgba(255, 255, 255, 0.08);
}

.toolbar-btn.active {
    color: var(--accent);
    background: var(--accent-glow);
    border-color: rgba(0, 212, 255, 0.2);
}

.disconnect-btn:hover {
    color: var(--danger);
    background: rgba(255, 71, 87, 0.1);
    border-color: rgba(255, 71, 87, 0.2);
}

.btn-label {
    display: inline;
}

/* Status indicator */
.status-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 12px 4px 8px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.04);
}

.monitor-buttons {
    display: flex;
    gap: 4px;
    align-items: center;
}

.monitor-btn {
    min-width: 32px;
    height: 32px;
    font-size: 14px;
    font-weight: 700;
    border-radius: 6px;
}

.monitor-btn.active {
    background: var(--accent);
    color: #000;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--danger);
    flex-shrink: 0;
}

.status-dot.connected {
    background: var(--success);
    box-shadow: 0 0 6px rgba(46, 213, 115, 0.5);
    animation: pulse-green 2s ease infinite;
}

.status-text {
    font-size: 13px;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

/* Quality dropdown */
.quality-selector {
    position: relative;
}

.quality-dropdown {
    position: absolute;
    top: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    min-width: 100px;
    z-index: 200;
    animation: slideDown 0.15s ease;
}

.quality-option {
    display: block;
    width: 100%;
    padding: 10px 16px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 13px;
    cursor: pointer;
    text-align: left;
    transition: all var(--transition);
}

.quality-option:hover {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-primary);
}

.quality-option.active {
    color: var(--accent);
    background: var(--accent-glow);
}

/* FPS Counter */
.fps-counter {
    font-size: 12px;
    font-family: var(--font-mono);
    color: var(--text-muted);
    padding: 4px 8px;
    min-width: 60px;
    text-align: right;
}

/* Canvas container */
.canvas-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
    cursor: default;
}

.canvas-container canvas {
    display: block;
    image-rendering: auto;
}

/* Touch cursor */
.touch-cursor {
    position: absolute;
    width: 30px;
    height: 30px;
    border: 2px solid var(--accent);
    border-radius: 50%;
    pointer-events: none;
    transform: translate(-50%, -50%);
    z-index: 50;
    transition: opacity 0.15s ease;
    box-shadow: 0 0 8px rgba(0, 212, 255, 0.3);
}

.touch-cursor::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
    transform: translate(-50%, -50%);
}

/* Mobile keyboard input */
.mobile-keyboard-input {
    position: fixed;
    left: -9999px;
    top: -9999px;
    opacity: 0;
    width: 1px;
    height: 1px;
}

/* Connecting overlay */
.connecting-overlay[hidden] { display: none !important; }
.connecting-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 500;
    backdrop-filter: blur(4px);
}

.connecting-content {
    text-align: center;
    color: var(--text-primary);
}

.connecting-content p {
    margin-top: 16px;
    font-size: 15px;
    color: var(--text-secondary);
}

/* Spinner */
.spinner {
    width: 44px;
    height: 44px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    margin: 0 auto;
    animation: spin 0.8s linear infinite;
}

/* ========================================
   Mobile Styles
   ======================================== */
.mobile-only {
    display: none;
}

@media (max-width: 768px) {
    .connection-card {
        padding: 28px 20px;
    }

    .logo h1 {
        font-size: 24px;
    }

    .btn-label {
        display: none;
    }

    .mobile-only {
        display: flex;
    }

    .toolbar {
        padding: 0 8px;
    }

    .toolbar-btn {
        padding: 10px;
        min-width: 44px;
        min-height: 44px;
        justify-content: center;
    }

    .quality-option {
        padding: 14px 16px;
        min-height: 44px;
    }

    .status-text {
        font-size: 11px;
        max-width: 80px;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .fps-counter {
        display: none;
    }
}

@media (max-width: 360px) {
    .connection-card {
        padding: 24px 16px;
    }

    .toolbar-btn {
        padding: 8px;
    }

    .status-indicator {
        padding: 4px 8px 4px 6px;
    }
}

/* ========================================
   Animations
   ======================================== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes pulse-green {
    0%, 100% { box-shadow: 0 0 4px rgba(46, 213, 115, 0.4); }
    50% { box-shadow: 0 0 10px rgba(46, 213, 115, 0.7); }
}

/* Quality dropdown fix for centered transform */
.quality-dropdown .quality-option + .quality-option {
    border-top: 1px solid rgba(255, 255, 255, 0.04);
}

/* ========================================
   PWA install UI
   ======================================== */
.install-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    margin-top: 12px;
    padding: 11px 16px;
    background: transparent;
    color: #00d4ff;
    border: 1px solid rgba(0, 212, 255, 0.5);
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
}
.install-btn:hover {
    background: rgba(0, 212, 255, 0.1);
    border-color: #00d4ff;
}
.install-btn svg { flex-shrink: 0; }

.ios-install-hint {
    position: relative;
    margin-top: 12px;
    padding: 12px 34px 12px 14px;
    background: rgba(0, 212, 255, 0.08);
    border: 1px solid rgba(0, 212, 255, 0.25);
    border-radius: 10px;
    color: #c8d4e0;
    font-size: 13.5px;
    line-height: 1.5;
}
.ios-install-hint b { color: #00d4ff; }
.ios-install-hint p { margin: 0; }
.ios-hint-dismiss {
    position: absolute;
    top: 6px;
    right: 8px;
    background: transparent;
    border: none;
    color: #8a97a5;
    font-size: 20px;
    line-height: 1;
    cursor: pointer;
    padding: 2px 6px;
}
.ios-hint-dismiss:hover { color: #fff; }