/* CSS Reset */
*,
*::before,
*::after {
    box-sizing: border-box;
}

* {
    margin: 0;
    padding: 0;
}

body {
    line-height: 1.5;
    font-family: 'Geist Mono', monospace;
}

/* Dark Gradient Theme */
:root {
    /* Gradient Colors */
    --bg-primary: linear-gradient(135deg, #0f0f23 0%, #1a1a2e 50%, #16213e 100%);
    --bg-secondary: linear-gradient(135deg, #1e1e3f 0%, #2d2b55 100%);
    --bg-tertiary: linear-gradient(135deg, #2d2b55 0%, #3d3b6b 100%);
    --bg-card: linear-gradient(135deg, #2a2a4a 0%, #3a3a5a 100%);

    /* Accent Colors */
    --accent-primary: #64ffda;
    --accent-secondary: #ff79c6;
    --accent-warning: #ff5555;
    --accent-info: #8be9fd;
    --accent-success: #50fa7b;
    --accent-gold: #f1fa8c;

    /* Text Colors */
    --text-primary: #f8f8f2;
    --text-secondary: #bd93f9;
    --text-muted: #6272a4;

    /* Borders */
    --border-primary: #44475a;
    --border-accent: #ff79c6;
}

body {
    height: 100vh;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: 'Geist Mono', monospace;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    transition: background-color 0.5s ease;
}

.terminal {
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: 0;
    max-width: 800px;
    width: 100%;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.terminal-header {
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-primary);
    padding: 12px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.window-controls {
    display: flex;
    gap: 8px;
}

.control {
    width: 12px;
    height: 12px;
    border-radius: 0;
    display: inline-block;
    border: 1px solid var(--border-primary);
}

.control.close {
    background: linear-gradient(135deg, #ff5f56 0%, #ff3b30 100%);
}

.control.minimize {
    background: linear-gradient(135deg, #ffbd2e 0%, #ff9500 100%);
}

.control.maximize {
    background: linear-gradient(135deg, #27ca3f 0%, #1aaf2c 100%);
}

.title-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
}

.prompt {
    color: var(--accent-success);
}

.title {
    color: var(--text-primary);
    letter-spacing: 0.5px;
    font-weight: 700;
}

.cursor {
    color: var(--accent-primary);
    animation: blink 1s infinite;
}

@keyframes blink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }
}

.terminal-body {
    padding: 20px;
}

.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-primary);
}

.app-title {
    color: var(--text-primary);
    font-size: 1em;
    font-weight: 600;
}

.status-bar {
    display: flex;
    gap: 8px;
}

.status-item {
    background: var(--bg-card);
    padding: 4px 8px;
    border-radius: 0;
    font-size: 0.75em;
    color: var(--accent-success);
    border: 1px solid var(--border-primary);
}

/* Color Container */
.color-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* Color Display */
.color-display {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: 0;
    padding: 0;
    overflow: hidden;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.color-preview {
    height: 120px;
    background: #110815;
    transition: all 0.5s ease;
    position: relative;
    overflow: hidden;
}

.color-preview::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
}

.color-info {
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.color-hex {
    font-size: 1.5em;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 1px;
}

.color-rgb {
    font-size: 0.9em;
    color: var(--text-muted);
    font-weight: 500;
}

/* Controls Panel */
.controls-panel {
    display: flex;
    gap: 12px;
    justify-content: center;
}

.control-btn {
    padding: 14px 20px;
    border: none;
    border-radius: 0;
    font-family: 'Geist Mono', monospace;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 160px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    border: 1px solid transparent;
}

.control-btn.primary {
    background: linear-gradient(135deg, var(--accent-primary) 0%, #27ca3f 100%);
    color: #0f0f23;
}

.control-btn.secondary {
    background: linear-gradient(135deg, var(--accent-secondary) 0%, #bd93f9 100%);
    color: #0f0f23;
}

.control-btn.accent {
    background: linear-gradient(135deg, var(--accent-info) 0%, #8be9fd 100%);
    color: #0f0f23;
}

.control-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    filter: brightness(1.1);
}

.control-btn:active {
    transform: translateY(0);
}

.btn-text {
    font-size: 0.9em;
    font-weight: 600;
}

.btn-shortcut {
    font-size: 0.7em;
    opacity: 0.8;
}

/* History Container */
.history-container {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: 0;
    padding: 15px;
}

.history-label {
    color: var(--text-secondary);
    font-size: 0.9em;
    font-weight: 600;
    margin-bottom: 12px;
}

.history-items {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.history-color {
    width: 40px;
    height: 40px;
    border-radius: 0;
    border: 2px solid var(--border-primary);
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.history-color:hover {
    transform: scale(1.1);
    border-color: var(--accent-primary);
}

.history-color::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 0;
    box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.2);
}

/* Stats Container */
.stats-container {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: 0;
    padding: 15px;
    display: flex;
    justify-content: space-between;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.85em;
}

.stat-value {
    color: var(--accent-gold);
    font-weight: 700;
    font-size: 0.9em;
}

/* Terminal Footer */
.terminal-footer {
    background: var(--bg-tertiary);
    border-top: 1px solid var(--border-primary);
    padding: 10px 20px;
}

.footer-stats {
    display: flex;
    justify-content: space-between;
    font-size: 0.75em;
    color: var(--text-secondary);
}

.stat {
    font-family: 'Geist Mono', monospace;
}

#status {
    color: var(--accent-success);
}

#colors-available {
    color: var(--accent-gold);
}

/* Animations */
@keyframes colorChange {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.02);
    }

    100% {
        transform: scale(1);
    }
}

.color-change {
    animation: colorChange 0.5s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.history-color {
    animation: fadeIn 0.3s ease;
}

@keyframes pulse {

    0%,
    100% {
        box-shadow: 0 0 5px currentColor;
    }

    50% {
        box-shadow: 0 0 20px currentColor;
    }
}

.copy-pulse {
    animation: pulse 0.5s ease;
}

/* Responsive Design */
@media screen and (max-width: 768px) {
    body {
        padding: 10px;
    }

    .terminal-body {
        padding: 15px;
    }

    .app-header {
        flex-direction: column;
        gap: 10px;
        align-items: flex-start;
    }

    .controls-panel {
        flex-direction: column;
    }

    .control-btn {
        width: 100%;
        min-width: auto;
    }

    .footer-stats {
        flex-direction: column;
        gap: 6px;
    }

    .color-info {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }

    .stats-container {
        flex-direction: column;
        gap: 10px;
    }
}

@media screen and (max-width: 480px) {
    .terminal-header {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }

    .title-bar {
        justify-content: center;
    }

    .history-items {
        justify-content: center;
    }
}