:root {
    --main-color: #2e8b57;
    --main-dark: #1e5631;
    --accent-orange: #ff7f50;
    --accent-purple: #8a2be2;
    --accent-green: #63da15;
    --discord-blue: #5865F2;
    --owlinx-blue: #348792;
    --dlg-red: #a22017;
    --usbv-grey: #3d3d3d;
    --bg-primary: #0f0f0f;
    --bg-secondary: #1a1a1a;
    --bg-card: #242424;
    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
    --text-muted: #808080;
    --border-color: #333333;
    --gradient-1: linear-gradient(135deg, var(--main-color), var(--main-dark));
    --usbv-gradient: linear-gradient(135deg, #5a5a5a, #3d3d3d, #1f1f1f);
    --gradient-2: linear-gradient(135deg, #1a1a1a, #2a2a2a);
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 20px rgba(46, 139, 87, 0.2);
    --header-bg-rgb: 15, 15, 15;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Animated Background */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.1;
}

.bg-animation::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
            radial-gradient(circle at 20% 80%, var(--main-color) 0%, transparent 50%),
            radial-gradient(circle at 80% 20%, var(--main-dark) 0%, transparent 50%);
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
.main-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 2rem;
}

.nav-brand h1 {
    font-size: 1.8rem;
    background: linear-gradient(90deg, var(--main-color), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: 1rem;
}

.nav-btn {
    background: var(--bg-card);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    padding: 0.8rem 1.2rem;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.nav-btn:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.nav-btn.active {
    background: var(--gradient-1);
    color: white;
    border-color: var(--main-dark);
}

/* Page Content */
.page {
    display: none;
    padding: 2rem 0;
}

.page.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

header {
    text-align: center;
    margin-bottom: 3rem;
}

header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(90deg, var(--main-color), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

header p {
    color: var(--text-secondary);
    font-size: 1.2rem;
}

/* Color Picker Section */
.color-picker-section {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 15px;
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
}

.picker-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 1.5rem;
}

.custom-color-picker {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.color-canvas {
    position: relative;
    width: 100%;
    height: 250px;
    border-radius: 10px;
    overflow: hidden;
}

.saturation-lightness {
    width: 100%;
    height: 100%;
    position: relative;
    cursor: crosshair;
}

.picker-cursor {
    position: absolute;
    width: 15px;
    height: 15px;
    border: 2px solid white;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.5);
}

.hue-slider {
    position: relative;
    width: 100%;
    height: 20px;
    background: linear-gradient(to right,
    #ff0000, #ffff00, #00ff00, #00ffff, #0000ff, #ff00ff, #ff0000);
    border-radius: 10px;
    cursor: pointer;
}

.hue-cursor {
    position: absolute;
    width: 15px;
    height: 25px;
    background: white;
    border: 2px solid #333;
    border-radius: 3px;
    top: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.5);
}

.color-display {
    width: 100%;
    height: 100px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.7);
    border: 1px solid var(--border-color);
}

/* Input Section */
.input-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.input-group {
    background: var(--bg-card);
    padding: 1.5rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.input-group h3 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.input-container {
    display: flex;
    align-items: center;
}

.hash {
    background: var(--bg-secondary);
    padding: 0.8rem;
    border-radius: 5px 0 0 5px;
    border: 1px solid var(--border-color);
    border-right: none;
}

#hexInput {
    width: 100%;
    padding: 0.8rem;
    border-radius: 0 5px 5px 0;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 1rem;
}

.rgb-inputs {
    display: flex;
    gap: 1rem;
}

.rgb-input {
    flex: 1;
}

.rgb-input label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

.rgb-input input {
    width: 100%;
    padding: 0.8rem;
    border-radius: 5px;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-primary);
}

/* Results Section */
.results-section {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 15px;
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.result-card {
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.result-card h4 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.code-display {
    background: var(--bg-primary);
    padding: 1rem;
    border-radius: 5px;
    font-family: monospace;
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
    word-break: break-all;
}

.copy-btn {
    background: var(--gradient-1);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.copy-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

/* Palette Section */
.palette-section {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 15px;
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
}

.palette-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}

.palette-color {
    height: 80px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.palette-color:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.generate-btn {
    background: var(--gradient-1);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 50px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.3s ease;
    display: block;
    margin: 0 auto;
}

.generate-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(46, 139, 87, 0.4);
}

/* Saved Colors Section */
.saved-section {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 15px;
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
}

.saved-colors {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}

.saved-color {
    height: 60px;
    border-radius: 8px;
    cursor: pointer;
    position: relative;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.saved-color:hover {
    transform: scale(1.1);
}

.delete-btn {
    position: absolute;
    top: -8px;
    right: -8px;
    width: 20px;
    height: 20px;
    background: var(--dlg-red);
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.save-btn {
    background: linear-gradient(135deg, var(--accent-purple), #6a0dad);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 50px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.3s ease;
    display: block;
    margin: 0 auto;
}

.save-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 20px rgba(138, 43, 226, 0.4);
}

/* Photo Extractor Styles */
.upload-section {
    margin-bottom: 2rem;
}

.upload-area {
    background: var(--bg-card);
    border: 2px dashed var(--border-color);
    border-radius: 15px;
    padding: 3rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.upload-area:hover {
    border-color: var(--main-color);
}

.upload-area.dragover {
    border-color: var(--main-color);
    background: rgba(46, 139, 87, 0.1);
}

.upload-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.upload-btn {
    background: var(--gradient-1);
    color: white;
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 25px;
    cursor: pointer;
    margin-top: 1rem;
    transition: all 0.3s ease;
}

.upload-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.photo-preview-section {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 15px;
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
}

.photo-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

#photoCanvas {
    max-width: 100%;
    max-height: 400px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.extraction-controls {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    width: 100%;
    max-width: 400px;
}

.extract-btn {
    background: var(--gradient-1);
    color: white;
    border: none;
    padding: 1rem;
    border-radius: 25px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.3s ease;
}

.extract-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.extraction-options {
    background: var(--bg-secondary);
    padding: 1rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.extraction-options label {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    color: var(--text-secondary);
}

.extraction-options input[type="range"] {
    width: 100%;
}

.extracted-colors-section {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 15px;
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
}

.extracted-colors {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}

.extracted-color {
    display: flex;
    flex-direction: column;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.extracted-color:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.extracted-color-swatch {
    height: 80px;
}

.extracted-color-code {
    background: var(--bg-secondary);
    padding: 0.5rem;
    text-align: center;
    font-family: monospace;
    font-size: 0.9rem;
}

/* Advanced Tools Styles */
.gradient-generator,
.contrast-checker {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 15px;
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
}

.gradient-controls {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin: 1.5rem 0;
}

.gradient-colors {
    display: flex;
    gap: 1rem;
}

.gradient-colors input[type="color"] {
    width: 60px;
    height: 60px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
}

.gradient-direction select {
    width: 100%;
    padding: 0.8rem;
    border-radius: 5px;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.gradient-preview {
    height: 100px;
    border-radius: 10px;
    margin: 1.5rem 0;
    border: 1px solid var(--border-color);
}

.gradient-code {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contrast-inputs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin: 1.5rem 0;
}

.contrast-color {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.contrast-color label {
    color: var(--text-secondary);
}

.contrast-color input[type="color"] {
    width: 100%;
    height: 60px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
}

.contrast-result {
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.contrast-preview {
    padding: 2rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    text-align: center;
    font-size: 1.2rem;
    font-weight: bold;
}

.contrast-ratio {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.accessibility-badges {
    display: flex;
    gap: 0.5rem;
}

.badge {
    padding: 0.3rem 0.6rem;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: bold;
}

.badge.pass {
    background: var(--main-color);
    color: white;
}

.badge.fail {
    background: var(--dlg-red);
    color: white;
}

/* Palette Generator Styles */
.palette-types,
.base-color-section,
.generated-palette-section {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 15px;
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
}

.palette-type-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 1.5rem;
}

.palette-type-btn {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    padding: 0.8rem 1.2rem;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.palette-type-btn:hover {
    background: var(--bg-primary);
    color: var(--text-primary);
}

.palette-type-btn.active {
    background: var(--gradient-1);
    color: white;
    border-color: var(--main-dark);
}

.base-color-picker {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 1rem;
}

.base-color-picker input[type="color"] {
    width: 60px;
    height: 60px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
}

.base-color-picker input[type="text"] {
    padding: 0.8rem;
    border-radius: 5px;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-family: monospace;
}

.generated-palette {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}

.generated-palette-color {
    display: flex;
    flex-direction: column;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.generated-palette-color:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.palette-color-swatch {
    height: 80px;
}

.palette-color-info {
    background: var(--bg-secondary);
    padding: 1rem;
}

.palette-color-name {
    font-weight: bold;
    margin-bottom: 0.3rem;
}

.palette-color-code {
    font-family: monospace;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.palette-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.export-btn {
    background: linear-gradient(135deg, var(--accent-orange), #e74c3c);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 50px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.3s ease;
}

.export-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 20px rgba(231, 76, 60, 0.4);
}

/* Color Harmony Styles */
.color-wheel-section,
.harmony-result,
.color-psychology {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 15px;
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
}

.color-wheel-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    margin: 1.5rem 0;
}

#colorWheel {
    border-radius: 50%;
    box-shadow: var(--shadow);
}

.wheel-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}

.harmony-btn {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    padding: 0.8rem 1.2rem;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.harmony-btn:hover {
    background: var(--bg-primary);
    color: var(--text-primary);
}

.harmony-btn.active {
    background: var(--gradient-1);
    color: white;
    border-color: var(--main-dark);
}

.harmony-colors {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}

.harmony-color {
    height: 100px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.harmony-color:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.psychology-info {
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.psychology-info h4 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.psychology-info p {
    margin-bottom: 0.8rem;
    color: var(--text-secondary);
}

.psychology-info strong {
    color: var(--text-primary);
}

/* Toast Notification */
.toast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--bg-card);
    color: var(--text-primary);
    padding: 1rem 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    z-index: 1000;
    opacity: 0;
    transform: translateY(100px);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.toast.show {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 768px) {
    .main-nav {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
    }

    .picker-container {
        grid-template-columns: 1fr;
    }

    .input-section {
        grid-template-columns: 1fr;
    }

    .gradient-controls {
        grid-template-columns: 1fr;
    }

    .contrast-inputs {
        grid-template-columns: 1fr;
    }

    .palette-actions {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    .rgb-inputs {
        flex-direction: column;
    }

    .palette-type-buttons {
        flex-direction: column;
    }

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

footer {
    background: var(--bg-secondary);
    padding: 3rem 0 1rem;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    color: var(--main-color);
    margin-bottom: 1rem;
}

.footer-section p,
.footer-section a {
    color: var(--text-secondary);
    text-decoration: none;
    line-height: 1.8;
}

.footer-section a:hover {
    color: var(--main-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
}

/* Responsive Design für den Footer */
@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 480px) {
    .footer-content {
        grid-template-columns: 1fr;
    }
}