@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
    /* Color Palette */
    --primary-hue: 250;
    --primary-color: hsl(var(--primary-hue), 85%, 60%);
    --primary-light: hsl(var(--primary-hue), 85%, 70%);
    --primary-dark: hsl(var(--primary-hue), 85%, 50%);
    --primary-gradient: linear-gradient(135deg, hsl(var(--primary-hue), 85%, 60%), hsl(280, 85%, 65%));

    --secondary-color: hsl(180, 75%, 55%);
    --accent-color: hsl(320, 85%, 65%);

    --bg-primary: hsl(240, 15%, 8%);
    --bg-secondary: hsl(240, 12%, 12%);
    --bg-tertiary: hsl(240, 10%, 16%);
    --bg-card: hsla(240, 12%, 15%, 0.6);

    --text-primary: hsl(0, 0%, 95%);
    --text-secondary: hsl(0, 0%, 70%);
    --text-tertiary: hsl(0, 0%, 50%);

    --border-color: hsla(240, 10%, 30%, 0.3);
    --hover-bg: hsla(var(--primary-hue), 85%, 60%, 0.1);

    --success-color: hsl(140, 70%, 55%);
    --error-color: hsl(0, 75%, 60%);
    --warning-color: hsl(40, 90%, 60%);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;

    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 40px hsla(var(--primary-hue), 85%, 60%, 0.3);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Animated Background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 20% 30%, hsla(250, 85%, 40%, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, hsla(280, 85%, 45%, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, hsla(180, 75%, 35%, 0.08) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
    animation: bgPulse 20s ease-in-out infinite alternate;
}

@keyframes bgPulse {
    0% {
        opacity: 0.6;
    }

    100% {
        opacity: 1;
    }
}

.container {
    position: relative;
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-lg);
    z-index: 1;
}

/* Header */
.header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    animation: fadeInDown 0.8s ease;
}

.header-content {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
}

.main-title {
    font-size: 3rem;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
}

.icon {
    font-size: 3rem;
    filter: drop-shadow(0 0 20px var(--primary-color));
    animation: iconFloat 3s ease-in-out infinite;
}

@keyframes iconFloat {

    0%,
    100% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-10px);
    }
}

.subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    font-weight: 400;
}

/* Cards */
.card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    animation: fadeInUp 0.6s ease;
}

.card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    transform: translateY(-2px);
}

.section-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.section-title::before {
    content: '';
    display: inline-block;
    width: 4px;
    height: 1.5rem;
    background: var(--primary-gradient);
    border-radius: 2px;
}

/* Input Section */
.input-wrapper {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

/* Config Section */
.config-wrapper {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.config-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.config-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.label-icon {
    font-size: 1.2rem;
    margin-right: var(--spacing-xs);
}

/* Select Input */
.select-input {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
    cursor: pointer;
    transition: all var(--transition-base);
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23a0a0a0' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--spacing-md) center;
    padding-right: calc(var(--spacing-md) * 3);
}

.select-input:hover {
    border-color: var(--text-secondary);
}

.select-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px hsla(var(--primary-hue), 85%, 60%, 0.1);
}

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

.select-input option {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    padding: var(--spacing-sm);
}

/* Protocol Info Bar */
.protocol-info-bar {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.info-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    transition: all var(--transition-base);
}

.info-badge.active {
    background: var(--primary-gradient);
    color: white;
    border-color: var(--primary-color);
    box-shadow: 0 0 20px hsla(var(--primary-hue), 85%, 60%, 0.3);
}

/* Protocol Badge */
.protocol-badge {
    font-size: 0.75rem;
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-tertiary);
    margin-left: auto;
    transition: all var(--transition-base);
}

.protocol-badge.active {
    background: var(--primary-gradient);
    color: white;
    border-color: var(--primary-color);
}

/* Protocol Placeholder */
.protocol-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl) var(--spacing-xl);
    background: var(--bg-tertiary);
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-md);
    min-height: 200px;
}

.placeholder-text {
    font-size: 1.1rem;
    color: var(--text-tertiary);
    text-align: center;
}

.input-label {
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.protocol-input {
    width: 100%;
    min-height: 120px;
    padding: var(--spacing-md);
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: 'JetBrains Mono', monospace;
    font-size: 1rem;
    resize: vertical;
    transition: all var(--transition-base);
}

.protocol-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px hsla(var(--primary-hue), 85%, 60%, 0.1);
}

.protocol-input::placeholder {
    color: var(--text-tertiary);
}

.input-actions {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    padding: var(--spacing-sm) var(--spacing-xl);
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:active::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
    box-shadow: 0 4px 16px hsla(var(--primary-hue), 85%, 60%, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px hsla(var(--primary-hue), 85%, 60%, 0.5);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

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

.btn-icon {
    font-size: 1.2rem;
}

/* Error Message */
.error-msg {
    color: var(--error-color);
    font-size: 0.9rem;
    padding: var(--spacing-sm) var(--spacing-md);
    background: hsla(0, 75%, 60%, 0.1);
    border: 1px solid var(--error-color);
    border-radius: var(--radius-sm);
    display: none;
}

.error-msg.show {
    display: block;
    animation: shake 0.5s ease;
}

@keyframes shake {

    0%,
    100% {
        transform: translateX(0);
    }

    25% {
        transform: translateX(-10px);
    }

    75% {
        transform: translateX(10px);
    }
}

/* Result Section */
.result-content {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.field-item {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    transition: all var(--transition-fast);
    cursor: pointer;
    animation: fadeInScale 0.4s ease;
    animation-fill-mode: both;
}

.field-item:hover {
    background: var(--hover-bg);
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.field-name {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    font-weight: 500;
    margin-bottom: 2px;
}

.field-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.1rem;
    color: var(--primary-light);
    font-weight: 600;
    letter-spacing: 0.5px;
}

/* Field Details */
.field-details {
    display: grid;
    gap: var(--spacing-md);
}

.detail-item {
    background: var(--bg-tertiary);
    border-left: 4px solid var(--primary-color);
    border-radius: var(--radius-sm);
    padding: var(--spacing-md);
    display: grid;
    grid-template-columns: 200px 150px 1fr;
    gap: var(--spacing-lg);
    align-items: center;
    transition: all var(--transition-fast);
    animation: fadeInLeft 0.5s ease;
    animation-fill-mode: both;
}

.detail-item:hover {
    background: var(--hover-bg);
    transform: translateX(5px);
}

.detail-label {
    font-weight: 600;
    color: var(--text-primary);
}

.detail-value {
    font-family: 'JetBrains Mono', monospace;
    color: var(--secondary-color);
    font-weight: 600;
    font-size: 1.1rem;
}

.detail-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Protocol Table */
.protocol-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    overflow: hidden;
}

.protocol-table thead {
    background: var(--bg-tertiary);
}

.protocol-table th {
    padding: var(--spacing-md);
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 2px solid var(--primary-color);
}

.protocol-table td {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.protocol-table tbody tr {
    transition: all var(--transition-fast);
}

.protocol-table tbody tr:hover {
    background: var(--hover-bg);
}

.protocol-table td:first-child {
    font-weight: 600;
    color: var(--text-primary);
}

.protocol-table td:nth-child(2) {
    color: var(--secondary-color);
    font-family: 'JetBrains Mono', monospace;
}

.protocol-table td:nth-child(4) {
    font-family: 'JetBrains Mono', monospace;
    color: var(--primary-light);
}

/* Footer */
.footer {
    text-align: center;
    padding: var(--spacing-xl) 0;
    color: var(--text-tertiary);
    font-size: 0.9rem;
    margin-top: var(--spacing-2xl);
}

/* Animations */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }

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

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.8);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }

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

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: var(--spacing-lg) var(--spacing-md);
    }

    .main-title {
        font-size: 2rem;
    }

    .icon {
        font-size: 2rem;
    }

    .detail-item {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .protocol-table {
        font-size: 0.85rem;
    }

    .protocol-table th,
    .protocol-table td {
        padding: var(--spacing-sm);
    }

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

    .btn {
        width: 100%;
        justify-content: center;
    }
}