/* Modern stylesheet for DocTags Analyzer and Visualizer */

:root {
    /* Color palette */
    --bg-color: #f8f1ee;
    --primary-color: #195162;
    --secondary-color: #618794;
    --light-color: #e6eaf1;
    --mint: #b9e9da;
    --amber: #ffdb96;
    --pale-rose: #ffc9c9;
    --white: #ffffff;
    --error: #e74c3c;
    --success: #2ecc71;
    --warning: #f39c12;
    --shadow: rgba(25, 81, 98, 0.1);

    /* Typography */
    --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-mono: 'Fira Code', 'SF Mono', Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace;
}

/* Base styles */
body {
    font-family: var(--font-sans);
    background-color: var(--bg-color);
    color: var(--primary-color);
    line-height: 1.6;
    margin: 0;
    padding: 0;
}

#app-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--primary-color);
    margin-top: 0;
    font-weight: 600;
}

h1 {
    font-size: 2.25rem;
    margin-bottom: 1.5rem;
    position: relative;
    display: inline-block;
}

h1::after {
    content: '';
    position: absolute;
    width: 50%;
    height: 4px;
    background-color: var(--secondary-color);
    bottom: -8px;
    left: 0;
    border-radius: 2px;
}

h3 {
    font-size: 1.35rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

/* Card Component */
.card {
    background-color: var(--white);
    border-radius: 12px;
    box-shadow: 0 8px 16px var(--shadow);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 20px var(--shadow);
}

/* Form Elements */
.form-group {
    margin-bottom: 1.5rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--primary-color);
}

select, input[type="number"], input[type="text"] {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--light-color);
    border-radius: 8px;
    background-color: var(--white);
    font-size: 1rem;
    color: var(--primary-color);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    -webkit-appearance: none;
    appearance: none;
}

select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23618794' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 48px;
}

select:focus, input:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(97, 135, 148, 0.25);
}

.checkbox-container {
    display: flex;
    align-items: center;
    position: relative;
    cursor: pointer;
    user-select: none;
}

.checkbox-container input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkmark {
    height: 24px;
    width: 24px;
    background-color: var(--white);
    border: 2px solid var(--light-color);
    border-radius: 4px;
    margin-right: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.checkbox-container:hover input ~ .checkmark {
    background-color: var(--light-color);
}

.checkbox-container input:checked ~ .checkmark {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
}

.checkmark:after {
    content: "";
    display: none;
    width: 5px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.checkbox-container input:checked ~ .checkmark:after {
    display: block;
}

/* Buttons */
button {
    background-color: var(--secondary-color);
    color: white;
    border: none;
    border-radius: 8px;
    padding: 12px 24px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.1s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

button:hover:not(:disabled) {
    background-color: var(--primary-color);
    transform: translateY(-2px);
}

button:active:not(:disabled) {
    transform: translateY(0);
}

button:disabled {
    background-color: var(--light-color);
    color: var(--secondary-color);
    cursor: not-allowed;
    opacity: 0.7;
}

button svg {
    margin-right: 8px;
}

/* Status indicators */
.status {
    margin-top: 1rem;
    font-weight: 500;
    display: flex;
    align-items: center;
}

.error {
    color: var(--error);
}

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

.working {
    color: var(--secondary-color);
}

.loader {
    display: inline-block;
    width: 20px;
    height: 20px;
    margin-right: 10px;
    border: 3px solid var(--light-color);
    border-radius: 50%;
    border-top-color: var(--secondary-color);
    animation: spin 1s ease-in-out infinite;
}

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

/* Pipeline Container */
.pipeline-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

/* Step Cards */
.step-card {
    background-color: var(--white);
    border-radius: 12px;
    border-left: 5px solid var(--mint);
    box-shadow: 0 4px 12px var(--shadow);
    padding: 1.5rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    flex-direction: column;
}

.step-card:nth-child(2) {
    border-left-color: var(--amber);
}

.step-card:nth-child(3) {
    border-left-color: var(--pale-rose);
}

.step-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px var(--shadow);
}

.step-card h3 {
    margin-top: 0;
    display: flex;
    align-items: center;
}

.step-card h3 svg {
    margin-right: 10px;
}

.step-card p {
    color: var(--secondary-color);
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

/* Environment Check Panel */
#environment-check {
    background-color: var(--white);
    border-radius: 12px;
    box-shadow: 0 4px 12px var(--shadow);
    padding: 1.5rem;
    margin-top: 2rem;
}

.env-success {
    color: var(--success);
    display: flex;
    align-items: center;
}

.env-error {
    color: var(--error);
    display: flex;
    align-items: center;
}

.env-success::before, .env-error::before {
    content: '';
    display: inline-block;
    width: 16px;
    height: 16px;
    margin-right: 8px;
    border-radius: 50%;
}

.env-success::before {
    background-color: var(--success);
}

.env-error::before {
    background-color: var(--error);
}

/* Output Container */
#output {
    background-color: var(--white);
    border-radius: 12px;
    padding: 1.5rem;
    white-space: pre-wrap;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--primary-color);
    overflow-x: auto;
    box-shadow: 0 4px 12px var(--shadow);
    max-height: 300px;
    overflow-y: auto;
}

/* Image Container */
#image-container {
    background-color: var(--white);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 4px 12px var(--shadow);
    margin-top: 2rem;
}

#image-container h2 {
    margin-top: 0;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
}

#image-container h2::before {
    content: '';
    display: inline-block;
    width: 24px;
    height: 24px;
    margin-right: 10px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23618794' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='3' width='18' height='18' rx='2' ry='2'/%3E%3Ccircle cx='8.5' cy='8.5' r='1.5'/%3E%3Cpolyline points='21 15 16 10 5 21'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
}

#result-image {
    max-width: 100%;
    border-radius: 8px;
    box-shadow: 0 2px 8px var(--shadow);
}

/* Debug Section */
.debug-section {
    margin-top: 3rem;
    padding-top: 1.5rem;
    border-top: 1px dashed var(--light-color);
    display: flex;
    gap: 1rem;
}

/* Utility Classes */
.hidden {
    display: none !important;
}

.mt-1 {
    margin-top: 0.5rem;
}

.mt-2 {
    margin-top: 1rem;
}

.mt-4 {
    margin-top: 2rem;
}

.mb-1 {
    margin-bottom: 0.5rem;
}

.mb-2 {
    margin-bottom: 1rem;
}

.mb-4 {
    margin-bottom: 2rem;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    #app-container {
        padding: 1rem;
    }

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

    button {
        width: 100%;
    }
}