/**
 * FullPercent Tools - Unified Dark Theme
 * Matching FP, SV, and WhoisScope aesthetic
 */

:root {
    /* Primary Colors - Purple Gradient Theme */
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --bg-card: #1c2128;
    --bg-card-hover: #242b35;
    --bg-input: #0d1117;

    /* Text Colors */
    --text-primary: #f0f6fc;
    --text-secondary: #8b949e;
    --text-muted: #6e7681;

    /* Accent Colors */
    --accent: #7c3aed;
    --accent-light: #a78bfa;
    --accent-dark: #5b21b6;
    --accent-glow: rgba(124, 58, 237, 0.15);
    --accent-glow-strong: rgba(124, 58, 237, 0.3);

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #7c3aed 0%, #a78bfa 50%, #00d4aa 100%);
    --gradient-accent: linear-gradient(135deg, #7c3aed 0%, #a78bfa 100%);
    --gradient-teal: linear-gradient(135deg, #00d4aa 0%, #0ea5e9 100%);

    /* Status Colors */
    --success: #22c55e;
    --success-light: #4ade80;
    --success-bg: rgba(34, 197, 94, 0.1);
    --warning: #f59e0b;
    --warning-light: #fbbf24;
    --warning-bg: rgba(245, 158, 11, 0.1);
    --danger: #ef4444;
    --danger-light: #f87171;
    --danger-bg: rgba(239, 68, 68, 0.1);

    /* Borders */
    --border: rgba(255, 255, 255, 0.1);
    --border-light: rgba(255, 255, 255, 0.05);

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
    --shadow-md: 0 8px 30px rgba(0,0,0,0.4);
    --shadow-lg: 0 20px 60px rgba(0,0,0,0.5);
    --shadow-glow: 0 0 30px var(--accent-glow-strong);

    /* Transitions */
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: 150ms ease;
    --transition-normal: 200ms ease;
    --transition-slow: 300ms var(--ease-out-expo);
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

::selection {
    background: var(--accent);
    color: white;
}

a {
    color: inherit;
    text-decoration: none;
}

/* Background Effects */
.bg-grid {
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(124,58,237,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(124,58,237,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    z-index: 0;
}

.gradient-orb {
    position: fixed;
    border-radius: 50%;
    filter: blur(120px);
    pointer-events: none;
    z-index: 0;
    opacity: 0.5;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    top: -200px;
    right: -200px;
    animation: orbFloat 15s ease-in-out infinite;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0,212,170,0.1) 0%, transparent 70%);
    bottom: 10%;
    left: -150px;
    animation: orbFloat 18s ease-in-out infinite reverse;
}

@keyframes orbFloat {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(30px, -30px); }
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(13, 17, 23, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-6);
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 700;
    font-size: 1.1rem;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-accent);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    font-weight: 700;
    color: white;
}

.brand-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.brand-sub {
    font-weight: 500;
    -webkit-text-fill-color: var(--text-secondary);
    color: var(--text-secondary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.nav-link {
    padding: 10px 18px;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

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

.nav-link.active {
    color: var(--accent-light);
    background: var(--accent-glow);
}

.nav-cta {
    background: var(--gradient-accent);
    color: white !important;
    font-weight: 600;
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-2);
    background: none;
    border: none;
    cursor: pointer;
}

.nav-toggle span {
    width: 22px;
    height: 2px;
    background: var(--text-secondary);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

/* Main Content */
.main-content {
    flex: 1;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: calc(64px + var(--space-8)) var(--space-6) var(--space-8);
    position: relative;
    z-index: 1;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: var(--space-8) 0 var(--space-12);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: 8px 16px;
    background: var(--accent-glow);
    border: 1px solid rgba(124,58,237,0.3);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    color: var(--accent-light);
    margin-bottom: var(--space-6);
}

.hero-badge-dot {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--text-primary);
    line-height: 1.2;
    margin-bottom: var(--space-4);
}

.hero h1 span {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto var(--space-8);
    line-height: 1.7;
}

/* Tool Cards Grid */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-6);
    margin-top: var(--space-8);
}

.tool-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    transition: all var(--transition-slow);
    text-decoration: none;
    color: inherit;
    display: block;
    position: relative;
    overflow: hidden;
}

.tool-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.tool-card:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow-glow);
    transform: translateY(-4px);
}

.tool-card:hover::before {
    transform: scaleX(1);
}

.tool-icon {
    width: 56px;
    height: 56px;
    background: var(--accent-glow);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: var(--space-5);
}

.tool-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.tool-card p {
    color: var(--text-secondary);
    margin-bottom: var(--space-5);
    line-height: 1.6;
}

.tool-features {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.tool-features li {
    font-size: 0.8rem;
    padding: 6px 12px;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border-radius: var(--radius-full);
    border: 1px solid var(--border);
}

.tool-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    margin-top: var(--space-5);
    color: var(--accent-light);
    font-weight: 600;
    font-size: 0.9rem;
}

.tool-cta svg {
    transition: transform var(--transition-fast);
}

.tool-card:hover .tool-cta svg {
    transform: translateX(4px);
}

/* Page Header */
.page-header {
    margin-bottom: var(--space-8);
    text-align: center;
}

.page-header h1 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    margin-bottom: var(--space-3);
}

.page-header h1 span {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.card-header {
    padding: var(--space-6);
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
}

.card-body {
    padding: var(--space-6);
}

.card-footer {
    padding: var(--space-4) var(--space-6);
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
}

/* Forms */
.form-group {
    margin-bottom: var(--space-6);
}

.form-label {
    display: block;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--space-2);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-hint {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: var(--space-2);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--space-4) var(--space-5);
    font-size: 1rem;
    font-family: var(--font-mono);
    color: var(--text-primary);
    background: var(--bg-secondary);
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 4px var(--accent-glow);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-muted);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-input-lg {
    padding: var(--space-5) var(--space-6);
    font-size: 1.1rem;
}

/* Option Groups */
.option-group {
    display: flex;
    gap: var(--space-3);
    flex-wrap: wrap;
}

.option-item {
    flex: 1;
    min-width: 140px;
}

.option-item input {
    display: none;
}

.option-item label {
    display: block;
    padding: var(--space-4);
    text-align: center;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.option-item input:checked + label {
    color: var(--accent-light);
    border-color: var(--accent);
    background: var(--accent-glow);
}

.option-item label:hover {
    border-color: var(--accent);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: 14px 28px;
    font-size: 0.95rem;
    font-weight: 600;
    font-family: inherit;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-slow);
}

.btn-primary {
    background: var(--gradient-accent);
    color: white;
    box-shadow: 0 6px 25px var(--accent-glow-strong);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px var(--accent-glow-strong);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

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

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

.btn-success {
    background: var(--success);
    color: white;
}

.btn-success:hover {
    background: var(--success-light);
}

.btn-lg {
    padding: 18px 36px;
    font-size: 1rem;
}

.btn-sm {
    padding: 10px 18px;
    font-size: 0.85rem;
}

.btn-block {
    width: 100%;
}

.btn-icon {
    padding: var(--space-3);
}

/* Results Section */
.results-section {
    margin-top: var(--space-8);
}

.result-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    margin-bottom: var(--space-6);
}

.result-header {
    background: var(--bg-secondary);
    padding: var(--space-6);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-4);
    border-bottom: 1px solid var(--border);
}

.result-domain {
    font-size: 1.25rem;
    font-weight: 700;
    font-family: var(--font-mono);
    word-break: break-all;
}

.result-meta {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: var(--space-1);
}

.result-score {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.score-text {
    text-align: right;
}

.score-text .label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.score-text .value {
    font-size: 1.75rem;
    font-weight: 700;
    font-family: var(--font-mono);
}

.grade-badge {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    font-weight: 800;
    color: white;
}

.grade-A { background: linear-gradient(135deg, #22c55e, #16a34a); }
.grade-B { background: linear-gradient(135deg, #84cc16, #65a30d); }
.grade-C { background: linear-gradient(135deg, #f59e0b, #d97706); }
.grade-D { background: linear-gradient(135deg, #f97316, #ea580c); }
.grade-F { background: linear-gradient(135deg, #ef4444, #dc2626); }

.result-body {
    padding: var(--space-6);
}

/* Stats Row */
.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.stat-item {
    text-align: center;
    padding: var(--space-5);
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    font-family: var(--font-mono);
    line-height: 1;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: var(--space-2);
}

.stat-success .stat-value { color: var(--success); }
.stat-warning .stat-value { color: var(--warning); }
.stat-danger .stat-value { color: var(--danger); }

/* Result Sections */
.result-section {
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-6);
    border-bottom: 1px solid var(--border);
}

.result-section:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.result-section h4 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: var(--space-4);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

/* Check List */
.check-list {
    list-style: none;
}

.check-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-4) 0;
    border-bottom: 1px solid var(--border-light);
}

.check-item:last-child {
    border-bottom: none;
}

.check-icon {
    width: 24px;
    height: 24px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    flex-shrink: 0;
}

.check-pass {
    background: var(--success-bg);
    color: var(--success);
}

.check-fail {
    background: var(--danger-bg);
    color: var(--danger);
}

.check-warn {
    background: var(--warning-bg);
    color: var(--warning);
}

.check-text {
    font-size: 0.95rem;
    color: var(--text-primary);
}

/* Record Box */
.record-box {
    background: var(--bg-primary);
    border: 1px solid var(--border);
    padding: var(--space-4);
    border-radius: var(--radius-md);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    word-break: break-all;
    color: var(--text-secondary);
    margin-bottom: var(--space-4);
}

/* Info Grid */
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: var(--space-4);
}

.info-item {
    background: var(--bg-secondary);
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
}

.info-item .label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: var(--space-1);
}

.info-item .value {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
}

.status-green { background: var(--success); }
.status-yellow { background: var(--warning); }
.status-red { background: var(--danger); }

/* MX List */
.mx-list {
    list-style: none;
}

.mx-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) 0;
    border-bottom: 1px solid var(--border-light);
}

.mx-item:last-child {
    border-bottom: none;
}

.mx-host {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-primary);
}

.mx-priority {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 10px;
    background: var(--accent-glow);
    border-radius: var(--radius-sm);
    color: var(--accent-light);
}

/* Scam Meter */
.scam-meter {
    margin-top: var(--space-4);
}

.scam-bar {
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.scam-fill {
    height: 100%;
    border-radius: var(--radius-full);
    transition: width var(--transition-slow);
}

.scam-low { background: linear-gradient(90deg, var(--success), var(--success-light)); }
.scam-medium { background: linear-gradient(90deg, var(--warning), var(--warning-light)); }
.scam-high { background: linear-gradient(90deg, var(--danger), var(--danger-light)); }

.scam-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: var(--space-2);
}

/* Export Actions */
.export-actions {
    display: flex;
    gap: var(--space-3);
    flex-wrap: wrap;
    padding: var(--space-5) var(--space-6);
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
}

/* Loading */
.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-12);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: var(--radius-full);
    animation: spin 0.8s linear infinite;
}

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

/* Alerts */
.alert {
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-4);
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    border: 1px solid;
}

.alert-success {
    background: var(--success-bg);
    border-color: rgba(34, 197, 94, 0.3);
    color: var(--success);
}

.alert-warning {
    background: var(--warning-bg);
    border-color: rgba(245, 158, 11, 0.3);
    color: var(--warning);
}

.alert-danger {
    background: var(--danger-bg);
    border-color: rgba(239, 68, 68, 0.3);
    color: var(--danger);
}

.alert-info {
    background: var(--accent-glow);
    border-color: rgba(124, 58, 237, 0.3);
    color: var(--accent-light);
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: var(--space-10) 0;
    margin-top: auto;
    position: relative;
    z-index: 1;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-6);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-4);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-brand .logo-icon {
    width: 36px;
    height: 36px;
    font-size: 0.9rem;
}

.footer-brand span:last-child {
    font-weight: 600;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-links {
    display: flex;
    gap: var(--space-6);
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--accent-light);
}

.footer-copy {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--bg-secondary);
        padding: var(--space-4);
        border-bottom: 1px solid var(--border);
        flex-direction: column;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-toggle {
        display: flex;
    }

    .hero h1 {
        font-size: 1.75rem;
    }

    .tools-grid {
        grid-template-columns: 1fr;
    }

    .result-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .result-score {
        width: 100%;
        justify-content: space-between;
    }

    .stats-row {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-container {
        flex-direction: column;
        text-align: center;
    }

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

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

    .export-actions .btn {
        width: 100%;
    }
}

/* Print Styles */
@media print {
    .navbar, .footer, .export-actions, .btn, .bg-grid, .gradient-orb {
        display: none !important;
    }

    .main-content {
        padding: 0;
        max-width: none;
    }

    body {
        background: white;
        color: black;
    }

    .result-card {
        break-inside: avoid;
        border: 1px solid #ddd;
    }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-danger { color: var(--danger); }
.text-muted { color: var(--text-muted); }
.font-mono { font-family: var(--font-mono); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.hidden { display: none; }

/* Animations */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s var(--ease-out-expo);
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}