/* Terminal Web - Modern UI Theme */
/* Enhanced with glassmorphism, modern gradients, and micro-interactions */

:root {
    /* Modern Terminal Colors */
    --primary: #00D2FF;
    --primary-glow: rgba(0, 210, 255, 0.3);
    --secondary: #FF0080;
    --accent: #00FFA1;
    --bg-primary: #0a0a0f;
    --bg-secondary: #1a1a2e;
    --bg-tertiary: #16213e;
    --bg-glass: rgba(26, 26, 46, 0.8);
    --text-primary: #ffffff;
    --text-secondary: #b3b3cc;
    --text-muted: #666699;
    --border-primary: rgba(255, 255, 255, 0.1);
    --border-secondary: rgba(0, 210, 255, 0.2);
    --success: #00FFA1;
    --warning: #FFB800;
    --error: #FF4757;
    --blue: #3742fa;

    /* Modern Shadows & Effects */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 8px 16px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 20px var(--primary-glow);
    --blur-bg: blur(10px);
    --border-radius: 12px;
    --border-radius-sm: 8px;

    /* Smooth Animations */
    --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'JetBrains Mono', 'Fira Code', 'Monaco', monospace;
    background:
        radial-gradient(circle at 20% 20%, rgba(0, 210, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 0, 128, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 60%, rgba(0, 255, 161, 0.05) 0%, transparent 50%),
        linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    color: var(--text-primary);
    height: 100vh;
    overflow: hidden;
    line-height: 1.6;
    position: relative;
}

body.light-theme {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f5f9;
    --bg-glass: rgba(248, 250, 252, 0.8);
    --text-primary: #1e293b;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --border-primary: rgba(30, 41, 59, 0.1);
    --border-secondary: rgba(0, 210, 255, 0.3);
    background:
        radial-gradient(circle at 20% 20%, rgba(0, 210, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 0, 128, 0.05) 0%, transparent 50%),
        linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.container {
    display: flex;
    flex-direction: column;
    height: 100vh;
    max-width: 100%;
    margin: 0 auto;
}

/* Header with Glassmorphism */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    background: var(--bg-glass);
    backdrop-filter: var(--blur-bg);
    border-bottom: 1px solid var(--border-primary);
    box-shadow: var(--shadow-md);
    z-index: 100;
    position: relative;
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    opacity: 0.5;
}

.header-left, .header-center, .header-right {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
}

.header-center {
    justify-content: center;
}

.header-right {
    justify-content: flex-end;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    font-size: 16px;
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
}

.logo svg {
    animation: float 6s ease-in-out infinite;
    filter: drop-shadow(0 0 8px var(--primary-glow));
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-2px); }
}


.logo-text {
    background: linear-gradient(135deg, var(--primary), var(--secondary), var(--accent));
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
    animation: gradient-shift 3s ease-in-out infinite;
}

@keyframes gradient-shift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 16px;
    background: var(--bg-glass);
    backdrop-filter: var(--blur-bg);
    border: 1px solid var(--border-secondary);
    border-radius: var(--border-radius);
    font-size: 13px;
    color: var(--text-secondary);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.status-indicator:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.status-dot {
    width: 10px;
    height: 10px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse-glow 2s ease-in-out infinite;
    box-shadow: 0 0 12px var(--success);
}

@keyframes pulse-glow {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
        box-shadow: 0 0 12px var(--success);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.1);
        box-shadow: 0 0 20px var(--success);
    }
}


.icon-btn {
    background: var(--bg-glass);
    backdrop-filter: var(--blur-bg);
    border: 1px solid var(--border-primary);
    color: var(--text-secondary);
    padding: 10px;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.icon-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: var(--transition);
}

.icon-btn:hover {
    background: var(--bg-tertiary);
    color: var(--primary);
    border-color: var(--border-secondary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.icon-btn:hover::before {
    left: 100%;
}

.theme-toggle .moon {
    display: none;
}

body.light-theme .theme-toggle .sun {
    display: none;
}

body.light-theme .theme-toggle .moon {
    display: block;
}

/* Modern Terminal Tabs */
.terminal-tabs {
    display: flex;
    align-items: center;
    gap: 2px;
    padding: 12px 20px 0;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-primary);
    position: relative;
}

.terminal-tabs::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, var(--primary), var(--secondary), var(--accent));
    opacity: 0.3;
}

.tab {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 18px;
    background: var(--bg-glass);
    backdrop-filter: var(--blur-bg);
    border: 1px solid var(--border-primary);
    border-bottom: none;
    border-radius: var(--border-radius-sm) var(--border-radius-sm) 0 0;
    cursor: pointer;
    transition: var(--transition);
    font-size: 13px;
    position: relative;
    overflow: hidden;
    margin-right: 2px;
}

.tab::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    transform: scaleX(0);
    transition: var(--transition);
    transform-origin: left;
}

.tab:hover {
    background: var(--bg-tertiary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.tab:hover::before {
    transform: scaleX(1);
}

.tab.active {
    background: var(--bg-primary);
    border-color: var(--border-secondary);
    color: var(--text-primary);
    transform: translateY(-1px);
    z-index: 10;
}

.tab.active::before {
    transform: scaleX(1);
    height: 3px;
}

.tab.active .tab-indicator {
    opacity: 1;
}

.tab-icon {
    font-size: 14px;
    filter: drop-shadow(0 0 4px var(--primary-glow));
}

.tab.active .tab-icon {
    animation: glow-pulse 2s ease-in-out infinite;
}

@keyframes glow-pulse {
    0%, 100% { filter: drop-shadow(0 0 4px var(--primary-glow)); }
    50% { filter: drop-shadow(0 0 8px var(--primary-glow)); }
}

.tab-title {
    color: var(--text-secondary);
    font-weight: 500;
    transition: var(--transition);
}

.tab.active .tab-title {
    color: var(--text-primary);
    font-weight: 600;
}

.tab-indicator {
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
    opacity: 0;
    transition: var(--transition);
    box-shadow: 0 0 8px var(--accent);
}

.tab-close {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 16px;
    padding: 2px 6px;
    transition: var(--transition);
    line-height: 1;
    border-radius: 4px;
    opacity: 0;
    margin-left: 4px;
}

.tab:hover .tab-close {
    opacity: 1;
}

.tab-close:hover {
    color: var(--error);
    background: rgba(255, 71, 87, 0.1);
    transform: scale(1.1);
}

.tab-new {
    background: var(--bg-glass);
    backdrop-filter: var(--blur-bg);
    border: 1px solid var(--border-secondary);
    color: var(--primary);
    padding: 8px 12px;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: var(--transition);
    font-size: 14px;
    margin-left: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tab-new:hover {
    background: var(--bg-tertiary);
    border-color: var(--primary);
    transform: translateY(-1px) scale(1.05);
    box-shadow: var(--shadow-glow);
}

/* Terminal Wrapper */
.terminal-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--claude-darker);
    overflow: hidden;
}

.terminal-content {
    flex: 1;
    position: relative;
    overflow: hidden;
}

#terminal-frame {
    width: 100%;
    height: 100%;
    border: none;
    display: block;
}

/* Modern Footer */
.footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 24px;
    background: var(--bg-glass);
    backdrop-filter: var(--blur-bg);
    border-top: 1px solid var(--border-primary);
    font-size: 12px;
    color: var(--text-secondary);
    z-index: 10;
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    opacity: 0.3;
}

.footer-left, .footer-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.footer-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
    font-family: 'Inter', sans-serif;
    font-weight: 500;
}

.footer-item:hover {
    background: var(--bg-glass);
    color: var(--primary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
    border-color: var(--border-secondary);
}

.footer-item svg {
    opacity: 0.7;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--claude-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--claude-lighter);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--claude-orange);
}

/* Responsive Design */
@media (max-width: 768px) {
    .header {
        padding: 10px 12px;
    }

    .logo-text {
        display: none;
    }

    .status-text {
        display: none;
    }

    .footer-left {
        display: none;
    }

    .terminal-tabs {
        padding: 6px 8px 0;
    }

    .tab {
        padding: 6px 10px;
        font-size: 12px;
    }
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.container {
    animation: fadeIn 0.4s ease-out;
}

/* Selection */
::selection {
    background: var(--claude-orange);
    color: var(--claude-darker);
}

/* Focus States */
button:focus-visible {
    outline: 2px solid var(--claude-orange);
    outline-offset: 2px;
}