/* 
   KodNest Premium Build System 
   Design Philosophy: Calm, Intentional, Coherent, Confident
*/

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

:root {
    /* Color System */
    --color-bg: #F7F6F3;
    --color-text: #111111;
    --color-accent: #8B0000;
    --color-accent-hover: #660000;
    --color-success: #4A6E46;
    /* Muted Green */
    --color-warning: #B48B3E;
    /* Muted Amber */
    --color-border: #E0E0E0;
    --color-white: #FFFFFF;

    /* Spacing System */
    --space-1: 8px;
    --space-2: 16px;
    --space-3: 24px;
    --space-4: 40px;
    --space-5: 64px;

    /* Typography */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;

    /* Transition */
    --transition-standard: all 150ms ease-in-out;
}

/* Global Reset */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

/* Typography Defaults */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--space-2);
}

p {
    max-width: 720px;
    margin-bottom: var(--space-2);
}

/* Utility Classes */
.kn-container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 var(--space-4);
    width: 100%;
}

/* --- Components --- */

/* Buttons */
.kn-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 14px;
    border-radius: 4px;
    /* Slight rounding, not fully rounded */
    cursor: pointer;
    transition: var(--transition-standard);
    text-decoration: none;
    border: 1px solid transparent;
}

.kn-btn-primary {
    background-color: var(--color-accent);
    color: var(--color-white);
}

.kn-btn-primary:hover {
    background-color: var(--color-accent-hover);
}

.kn-btn-secondary {
    background-color: transparent;
    border-color: var(--color-text);
    color: var(--color-text);
}

.kn-btn-secondary:hover {
    background-color: rgba(17, 17, 17, 0.05);
}

/* Forms & Inputs */
.kn-input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    background-color: var(--color-white);
    border-radius: 4px;
    font-family: var(--font-body);
    font-size: 14px;
    color: var(--color-text);
    transition: var(--transition-standard);
}

.kn-input:focus {
    outline: none;
    border-color: var(--color-accent);
}

/* Cards */
.kn-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: var(--space-3);
}

/* Badges */
.kn-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 100px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.kn-badge-status {
    background-color: #ECECEC;
    color: #666;
}

/* --- Layout Sections --- */

/* Top Bar */
.kn-top-bar {
    height: 60px;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-4);
    background-color: var(--color-bg);
    position: sticky;
    top: 0;
    z-index: 100;
}

.kn-top-bar .project-name {
    font-weight: 600;
    font-size: 14px;
}

.kn-top-bar .progress-indicator {
    font-family: var(--font-heading);
    font-style: italic;
    color: #666;
}

/* Context Header */
.kn-context-header {
    padding: var(--space-5) var(--space-4) var(--space-4);
    max-width: 1000px;
}

.kn-context-header h1 {
    font-size: 48px;
    margin-bottom: var(--space-2);
}

.kn-context-header .subtext {
    font-size: 18px;
    color: #555;
    max-width: 600px;
}

/* Main Layout */
.kn-main-wrapper {
    display: flex;
    flex: 1;
    padding: 0 var(--space-4) var(--space-5);
    /* Bottom padding for footer */
    gap: var(--space-5);
    height: calc(100vh - 200px);
    /* Approximate height calculation */
}

.kn-workspace {
    flex: 7;
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: var(--space-4);
    overflow-y: auto;
}

.kn-secondary-panel {
    flex: 3;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    padding-top: var(--space-2);
}

/* Prompt Box in Secondary Panel */
.kn-prompt-box {
    background-color: #F0EFED;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    padding: var(--space-3);
    font-family: 'Courier New', Courier, monospace;
    font-size: 13px;
    color: #333;
    margin-bottom: var(--space-2);
}

/* Proof Footer */
.kn-proof-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: var(--color-white);
    border-top: 1px solid var(--color-border);
    padding: var(--space-3) var(--space-4);
    display: flex;
    align-items: center;
    justify-content: space-between;
    z-index: 200;
}

.kn-checklist {
    display: flex;
    gap: var(--space-4);
}

.kn-checkbox-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
}

.kn-checkbox-item input[type="checkbox"] {
    accent-color: var(--color-accent);
    width: 16px;
    height: 16px;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: #CCC;
    border-radius: 4px;
}

/* --- Navigation Bar --- */
.kn-navbar {
    display: flex;
    gap: var(--space-4);
    align-items: center;
}

.kn-nav-link {
    text-decoration: none;
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 500;
    padding: 8px 0;
    border-bottom: 2px solid transparent;
    transition: var(--transition-standard);
    opacity: 0.7;
}

.kn-nav-link:hover {
    opacity: 1;
}

.kn-nav-link.active {
    opacity: 1;
    border-bottom-color: var(--color-accent);
    color: var(--color-accent);
}

.kn-mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--color-text);
}

/* Mobile Navigation Styles */
@media (max-width: 768px) {
    .kn-top-bar {
        position: relative;
    }

    .kn-navbar {
        display: none;
        position: absolute;
        top: 60px;
        left: 0;
        width: 100%;
        background-color: var(--color-white);
        flex-direction: column;
        padding: var(--space-2);
        border-bottom: 1px solid var(--color-border);
        box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
        z-index: 100;
    }

    .kn-navbar.open {
        display: flex;
    }

    .kn-mobile-menu-toggle {
        display: block;
    }
}

/* --- Route Content --- */
.kn-route-container {
    padding: var(--space-5) var(--space-4);
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
    margin-top: var(--space-5);
}

.kn-route-title {
    font-size: 48px;
    margin-bottom: var(--space-2);
    color: var(--color-text);
}


/* --- Hero Section --- */
.kn-hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-5) var(--space-4);
    min-height: 60vh;
}

.kn-hero h1 {
    font-size: 56px;
    margin-bottom: var(--space-3);
    color: var(--color-text);
}

.kn-hero p {
    font-size: 20px;
    color: #555;
    margin-bottom: var(--space-4);
    max-width: 600px;
}

/* --- Empty States --- */
.kn-empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-5);
    text-align: center;
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    min-height: 400px;
    /* Generous height */
}

.kn-empty-state-icon {
    font-size: 48px;
    margin-bottom: var(--space-3);
    color: #CCC;
    opacity: 0.5;
}

.kn-empty-state h3 {
    font-size: 24px;
    margin-bottom: var(--space-2);
    font-family: var(--font-heading);
}

.kn-empty-state p {
    font-size: 16px;
    color: #666;
    max-width: 400px;
}

/* --- Settings Form Grid --- */
.kn-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3);
    max-width: 800px;
    margin: 0 auto;
    text-align: left;
}

.kn-form-group {
    margin-bottom: var(--space-3);
}

.kn-form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 14px;
    color: var(--color-text);
}

.kn-select {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    background-color: var(--color-white);
    border-radius: 4px;
    font-family: var(--font-body);
    font-size: 14px;
    color: var(--color-text);
    transition: var(--transition-standard);
    appearance: none;
    background-image: url("data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%23111111%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.5-12.8z%22%2F%3E%3C%2Fsvg%3E");
    background-repeat: no-repeat;
    background-position: right 16px top 50%;
    background-size: 12px auto;
}

.kn-select:focus {
    outline: none;
    border-color: var(--color-accent);
}

@media (max-width: 768px) {
    .kn-form-grid {
        grid-template-columns: 1fr;
    }

    .kn-hero h1 {
        font-size: 36px;
    }
}

/* --- Filter Bar --- */
.kn-filter-bar {
    display: flex;
    gap: var(--space-2);
    overflow-x: auto;
    padding: var(--space-2) 0;
    margin-bottom: var(--space-3);
    -ms-overflow-style: none;
    /* IE and Edge */
    scrollbar-width: none;
    /* Firefox */
}

.kn-filter-bar::-webkit-scrollbar {
    display: none;
}

.kn-search-input {
    min-width: 200px;
    padding: 8px 12px;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-size: 14px;
    font-family: var(--font-body);
}

.kn-filter-select {
    padding: 8px 32px 8px 12px;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    background-color: var(--color-white);
    font-size: 13px;
    font-family: var(--font-body);
    cursor: pointer;
    white-space: nowrap;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%23111111%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.5-12.8z%22%2F%3E%3C%2Fsvg%3E");
    background-repeat: no-repeat;
    background-position: right 10px top 50%;
    background-size: 10px auto;
}

/* --- Job Cards --- */
.kn-job-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-3);
}

.kn-job-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: var(--space-3);
    transition: var(--transition-standard);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 220px;
    position: relative;
}

.kn-job-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    border-color: #D0D0D0;
}

.kn-job-header {
    margin-bottom: var(--space-2);
}

.kn-job-title {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 4px;
    line-height: 1.3;
}

.kn-job-company {
    font-size: 14px;
    color: #555;
    font-weight: 500;
}

.kn-job-meta {
    font-size: 13px;
    color: #777;
    margin-bottom: var(--space-3);
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.kn-tag {
    background-color: #F0F0F0;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 12px;
}

.kn-tag-remote {
    background-color: #E3F2FD;
    color: #1565C0;
}

.kn-tag-hybrid {
    background-color: #F3E5F5;
    color: #7B1FA2;
}

.kn-tag-onsite {
    background-color: #FFF3E0;
    color: #E65100;
}

.kn-source-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    font-size: 11px;
    text-transform: uppercase;
    color: #999;
    background: transparent;
    border: 1px solid #E0E0E0;
    padding: 2px 6px;
    border-radius: 3px;
}

.kn-job-actions {
    display: flex;
    gap: 8px;
    margin-top: auto;
    border-top: 1px solid #F5F5F5;
    padding-top: 12px;
}

.kn-btn-sm {
    padding: 8px 16px;
    font-size: 12px;
    flex: 1;
}

/* --- Modal --- */
.kn-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s;
}

.kn-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.kn-modal-content {
    background-color: var(--color-white);
    width: 90%;
    max-width: 600px;
    max-height: 85vh;
    overflow-y: auto;
    border-radius: 8px;
    padding: var(--space-5);
    position: relative;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}


/* --- Match Score Badges --- */
.kn-match-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    /* Adjusting source badge to left or stacking? 
       Actually user spec says "Display matchScore as a badge". 
       Source badge is currently top-right. Let's move source to top-left or stack them.
       Let's put match badge on top-right and source on top-left to avoid overlap.
    */
    background-color: #F0F0F0;
    color: #333;
    font-weight: 700;
    font-size: 12px;
    padding: 4px 8px;
    border-radius: 4px;
    z-index: 2;
}

/* Adjust source badge to top-left to make room */
.kn-source-badge {
    right: auto;
    left: 16px;
}

.kn-match-high {
    background-color: #E8F5E9;
    color: #2E7D32;
    border: 1px solid #C8E6C9;
}

.kn-match-medium {
    background-color: #FFF8E1;
    color: #F57F17;
    border: 1px solid #FFE0B2;
}

.kn-match-neutral {
    background-color: #F5F5F5;
    color: #616161;
    border: 1px solid #E0E0E0;
}

.kn-match-low {
    background-color: #FAFAFA;
    color: #9E9E9E;
    border: 1px solid #EEEEEE;
}


/* --- Toggle Switch --- */
.kn-toggle-wrapper {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    user-select: none;
}

.kn-toggle-input {
    display: none;
}

.kn-toggle-slider {
    position: relative;
    width: 36px;
    height: 20px;
    background-color: #CCC;
    border-radius: 20px;
    transition: 0.2s;
}

.kn-toggle-slider::before {
    content: "";
    position: absolute;
    top: 2px;
    left: 2px;
    width: 16px;
    height: 16px;
    background-color: white;
    border-radius: 50%;
    transition: 0.2s;
}

.kn-toggle-input:checked+.kn-toggle-slider {
    background-color: var(--color-accent);
}

.kn-toggle-input:checked+.kn-toggle-slider::before {
    transform: translateX(16px);
}


/* --- Digest Styles --- */
.kn-digest-paper {
    transition: var(--transition-standard);
}

.kn-digest-paper:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.kn-digest-item:last-child {
    border-bottom: none !important;
}


/* --- Status Dropdown --- */
.kn-status-select {
    appearance: none;
    -webkit-appearance: none;
    background-color: #F5F5F5;
    border: 1px solid #EEE;
    border-radius: 4px;
    padding: 6px 12px;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}

.kn-status-select:hover {
    filter: brightness(0.95);
}

.kn-status-select.status-applied {
    background-color: #E3F2FD;
    color: #1565C0;
    border-color: #BBDEFB;
}

.kn-status-select.status-rejected {
    background-color: #FFEBEE;
    color: #C62828;
    border-color: #FFCDD2;
}

.kn-status-select.status-selected {
    background-color: #E8F5E9;
    color: #2E7D32;
    border-color: #C8E6C9;
}

.kn-status-select.status-not-applied {
    background-color: #F5F5F5;
    color: #616161;
}

/* --- Toast Notification --- */
.kn-toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background-color: #323232;
    color: white;
    padding: 12px 24px;
    border-radius: 4px;
    font-size: 14px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    z-index: 1000;
}


/* --- Test Checklist --- */
.kn-checklist-item {
    user-select: none;
}

.kn-checklist-item:hover {
    background-color: #F5F5F5 !important;
}

.kn-checklist-item input:checked+span {
    text-decoration: line-through;
    color: #888;
}


/* --- Proof Page Styles --- */
.kn-step-summary {
    background: white;
    padding: 24px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    border: 1px solid #EEE;
    margin-bottom: 24px;
}

.kn-input-group {
    margin-bottom: 16px;
}

.kn-input-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 8px;
}

.kn-input-group input {
    width: 100%;
    padding: 10px;
    border: 1px solid #DDD;
    border-radius: 4px;
    font-family: monospace;
}

/* Status Badge Variant */
.kn-badge-status.shipped {
    background: #E6FFFA;
    color: #006D5B;
    border: 1px solid #006D5B;
}