/* JobFit AI - Main Stylesheet */

/* ========== CSS Variables ========== */
:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --bg-light: #f9fafb;
    --bg-white: #ffffff;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
}

/* ========== Reset & Base ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-light);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ========== Header ========== */
.header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    padding: 1.5rem 0;
    box-shadow: var(--shadow-md);
}

.logo h1 {
    font-size: 1.875rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.tagline {
    font-size: 0.875rem;
    opacity: 0.9;
}

/* ========== Hero Section ========== */
.hero {
    padding: 4rem 0 3rem;
    text-align: center;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto 3rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

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

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ========== Analysis Section ========== */
.analysis-section {
    padding: 2rem 0 4rem;
}

.form-card {
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    padding: 3rem;
    box-shadow: var(--shadow-lg);
    max-width: 800px;
    margin: 0 auto;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 2rem;
    text-align: center;
    color: var(--text-primary);
}

/* ========== Form Elements ========== */
.form-group {
    margin-bottom: 2rem;
}

.form-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.label-text {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1rem;
}

.label-hint {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.form-textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-family: inherit;
    resize: vertical;
    transition: border-color 0.3s ease;
}

.form-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* ========== File Upload ========== */
.file-upload-area {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-md);
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.file-upload-area:hover {
    border-color: var(--primary-color);
    background-color: rgba(37, 99, 235, 0.02);
}

.upload-icon {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.upload-text {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.upload-hint {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.file-preview {
    padding: 1rem;
}

.file-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-light);
    padding: 1rem;
    border-radius: var(--radius-md);
}

.file-name {
    font-weight: 500;
    color: var(--text-primary);
}

.remove-file {
    background: var(--danger-color);
    color: white;
    border: none;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    cursor: pointer;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.3s ease;
}

.remove-file:hover {
    background: #dc2626;
}

.or-divider {
    text-align: center;
    margin: 1.5rem 0;
    position: relative;
}

.or-divider::before,
.or-divider::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 45%;
    height: 1px;
    background: var(--border-color);
}

.or-divider::before {
    left: 0;
}

.or-divider::after {
    right: 0;
}

.or-divider span {
    background: var(--bg-white);
    padding: 0 1rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 600;
}

/* ========== Buttons ========== */
.btn-primary,
.btn-secondary {
    padding: 1rem 2rem;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    width: 100%;
}

.btn-primary:hover:not(:disabled) {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-secondary {
    background: var(--bg-white);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
}

/* ========== Loading Spinner ========== */
.spinner {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ========== Error Message ========== */
.error-message {
    background: #fee2e2;
    color: #991b1b;
    padding: 1rem;
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    border-left: 4px solid var(--danger-color);
}

/* ========== Privacy Disclaimer ========== */
.privacy-disclaimer {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    font-size: 0.825rem;
    color: var(--text-secondary);
    text-align: center;
    line-height: 1.4;
}

.privacy-disclaimer strong {
    color: var(--text-primary);
}

/* ========== Results Page ========== */
.results-section {
    padding: 3rem 0 4rem;
}

.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.results-header h2 {
    font-size: 2rem;
    font-weight: 700;
}

/* Score Card */
.score-card {
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    padding: 3rem;
    box-shadow: var(--shadow-lg);
    margin-bottom: 2rem;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 3rem;
    align-items: center;
}

.score-circle {
    position: relative;
    width: 200px;
    height: 200px;
}

.score-svg {
    transform: rotate(-90deg);
    width: 100%;
    height: 100%;
}

.score-bg {
    fill: none;
    stroke: var(--bg-light);
    stroke-width: 12;
}

.score-fill {
    fill: none;
    stroke: var(--success-color);
    stroke-width: 12;
    stroke-linecap: round;
    stroke-dasharray: 565.48;
    stroke-dashoffset: 565.48;
    transition: stroke-dashoffset 1.5s ease;
}

.score-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.score-value {
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
}

.score-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.score-summary h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.score-summary p {
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

/* Skills Grid */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.skills-card {
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    padding: 2rem;
    box-shadow: var(--shadow-md);
}

.skills-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
}

.skills-header h3 {
    font-size: 1.25rem;
    font-weight: 700;
}

.skills-header.matched h3 {
    color: var(--success-color);
}

.skills-header.missing h3 {
    color: var(--danger-color);
}

.skills-count {
    background: var(--bg-light);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 0.875rem;
}

.skills-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.skill-badge {
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    display: inline-block;
}

.skill-badge.matched {
    background: #d1fae5;
    color: #065f46;
}

.skill-badge.missing {
    background: #fee2e2;
    color: #991b1b;
}

/* Recommendations */
.recommendations-card {
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    margin-bottom: 2rem;
}

.recommendations-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.recommendations-list {
    list-style: none;
}

.recommendations-list li {
    padding: 1rem;
    margin-bottom: 0.75rem;
    background: var(--bg-light);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--primary-color);
    font-size: 1rem;
    line-height: 1.6;
}

/* Results Actions */
.results-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* ========== Footer ========== */
.footer {
    background: var(--text-primary);
    color: white;
    padding: 2rem 0;
    text-align: center;
    margin-top: 4rem;
}

.footer p {
    opacity: 0.8;
}

/* ========== Responsive Design ========== */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.05rem;
    }

    .form-card {
        padding: 2rem 1.5rem;
    }

    .score-card {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .score-circle {
        margin: 0 auto;
    }

    .results-header {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

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

    .results-actions button {
        width: 100%;
    }
}

/* ========== Print Styles ========== */
@media print {
    .header,
    .footer,
    .results-header button,
    .results-actions {
        display: none;
    }

    .score-card,
    .skills-card,
    .recommendations-card {
        box-shadow: none;
        border: 1px solid var(--border-color);
    }
}