/* Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
}

/* 터치 최적화 */
button, a, input, [role="button"], [role="link"] {
    touch-action: manipulation;
    -webkit-user-select: none;
    user-select: none;
}

input[type="text"], textarea {
    -webkit-user-select: text;
    user-select: text;
}

/* Root Variables - ALL variables defined here */
:root {
    /* Colors */
    --primary: #3742fa;
    --primary-light: #5a65ff;
    --primary-dark: #2631c9;
    --accent: #ffa726;
    --success: #26de81;
    --warning: #ffb74d;
    --danger: #fc5c65;

    /* Dark Mode Base */
    --bg-dark: #0f0f1e;
    --bg-dark-secondary: #1a1a2e;
    --bg-dark-tertiary: #25254a;
    --text-light: #ffffff;
    --text-light-secondary: #cccccc;

    /* Light Mode Base */
    --bg-light: #ffffff;
    --bg-light-secondary: #f5f5f5;
    --bg-light-tertiary: #efefef;
    --text-dark: #0f0f1e;
    --text-dark-secondary: #666666;

    /* Borders */
    --border-light: rgba(255, 255, 255, 0.1);
    --border-dark: rgba(15, 15, 30, 0.1);

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);

    /* Spacing */
    --radius: 16px;
    --radius-lg: 24px;

    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark Mode First */
html {
    background-color: var(--bg-dark);
    color: var(--text-light);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
        'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
        sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-dark-secondary) 100%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* App Loader */
.app-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}
.app-loader.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}
.loader-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}
.loader-emoji {
    font-size: 48px;
    animation: loader-bounce 1s ease-in-out infinite;
}
.loader-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: loader-spin 0.8s linear infinite;
}
.loader-text {
    font-size: 14px;
    color: var(--text-light-secondary);
    letter-spacing: 1px;
    font-weight: 500;
}
@keyframes loader-spin {
    to { transform: rotate(360deg); }
}
@keyframes loader-bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* Light Mode */
@media (prefers-color-scheme: light) {
    html {
        background-color: var(--bg-light);
        color: var(--text-dark);
    }

    body {
        background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    }
}

/* Light Theme Override - Explicit Theme Toggle */
[data-theme="light"] {
    --bg-dark: #f5f5fa;
    --bg-dark-secondary: #ffffff;
    --bg-dark-tertiary: #f0f0f5;
    --text-light: #1a1a2e;
    --text-light-secondary: #5a5a70;
    --border-light: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] body {
    background: linear-gradient(135deg, #f5f5fa 0%, #ffffff 100%);
    color: var(--text-light);
}

[data-theme="light"] .app-loader {
    background: #f5f5fa;
}

[data-theme="light"] .loader-spinner {
    border-color: rgba(55, 66, 250, 0.1);
    border-top-color: var(--primary);
}

[data-theme="light"] .loader-text {
    color: var(--text-light-secondary);
}

[data-theme="light"] .lang-btn {
    background: rgba(55, 66, 250, 0.1);
    border-color: rgba(55, 66, 250, 0.2);
    color: var(--text-light);
}

[data-theme="light"] .lang-btn:hover {
    background: rgba(55, 66, 250, 0.15);
}

[data-theme="light"] .lang-menu {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border-color: rgba(55, 66, 250, 0.2);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .lang-option {
    color: var(--text-light);
}

[data-theme="light"] .lang-option:hover {
    background: rgba(55, 66, 250, 0.1);
}

[data-theme="light"] .lang-option.active {
    background: rgba(55, 66, 250, 0.15);
}

[data-theme="light"] .header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-color: rgba(55, 66, 250, 0.15);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .header-badge {
    background: rgba(55, 66, 250, 0.1);
    border-color: rgba(55, 66, 250, 0.2);
    color: var(--primary);
}

[data-theme="light"] .title {
    color: var(--text-light);
}

[data-theme="light"] .subtitle {
    color: var(--text-light-secondary);
}

[data-theme="light"] .hero-cta {
    color: var(--text-light);
}

[data-theme="light"] .hero-promise strong {
    color: var(--text-light);
}

[data-theme="light"] .hero-time {
    color: var(--text-light-secondary);
}

[data-theme="light"] .hero-proof {
    color: var(--text-light-secondary);
}

[data-theme="light"] .help-btn {
    background: rgba(55, 66, 250, 0.1);
    border-color: rgba(55, 66, 250, 0.2);
    color: var(--text-light);
}

[data-theme="light"] .help-btn:hover {
    background: rgba(55, 66, 250, 0.15);
}

[data-theme="light"] .quick-summary {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-color: rgba(55, 66, 250, 0.15);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .qs-label {
    color: var(--text-light-secondary);
}

[data-theme="light"] .qs-value {
    color: var(--primary);
}

[data-theme="light"] .form-section {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-color: rgba(55, 66, 250, 0.15);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .section-title {
    color: var(--text-light);
}

[data-theme="light"] .section-summary {
    color: var(--text-light-secondary);
}

[data-theme="light"] .label-text {
    color: var(--text-light);
}

[data-theme="light"] .input-field {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(55, 66, 250, 0.2);
    color: var(--text-light);
}

[data-theme="light"] .input-field:focus {
    border-color: var(--primary);
    background: rgba(255, 255, 255, 1);
    box-shadow: 0 0 0 4px rgba(55, 66, 250, 0.1);
}

[data-theme="light"] .input-field::placeholder {
    color: var(--text-light-secondary);
}

[data-theme="light"] .helper-text {
    color: var(--text-light-secondary);
}

[data-theme="light"] .toggle-btn {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(55, 66, 250, 0.2);
    color: var(--text-light);
}

[data-theme="light"] .toggle-btn.active {
    background: var(--primary);
    color: white;
}

[data-theme="light"] .counter-btn {
    background: rgba(55, 66, 250, 0.1);
    border-color: rgba(55, 66, 250, 0.2);
    color: var(--primary);
}

[data-theme="light"] .counter-btn:hover {
    background: rgba(55, 66, 250, 0.15);
}

[data-theme="light"] .counter-value {
    color: var(--text-light);
}

[data-theme="light"] .auto-calc-notice {
    background: rgba(55, 66, 250, 0.08);
    border-color: rgba(55, 66, 250, 0.2);
    color: var(--text-light);
}

[data-theme="light"] .auto-field {
    background: rgba(55, 66, 250, 0.05);
}

[data-theme="light"] .btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    box-shadow: 0 8px 24px rgba(55, 66, 250, 0.3);
}

[data-theme="light"] .btn-secondary {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(55, 66, 250, 0.2);
    color: var(--text-light);
}

[data-theme="light"] .btn-secondary:hover {
    background: rgba(55, 66, 250, 0.1);
}

[data-theme="light"] .results-section {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-color: rgba(55, 66, 250, 0.15);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .results-card {
    background: rgba(255, 255, 255, 0.95);
}

[data-theme="light"] .results-header h2 {
    color: var(--text-light);
}

[data-theme="light"] .result-status {
    color: var(--text-light-secondary);
}

[data-theme="light"] .result-value {
    color: var(--primary);
}

[data-theme="light"] .result-sub {
    color: var(--text-light-secondary);
}

[data-theme="light"] .breakdown-item {
    border-color: rgba(0, 0, 0, 0.08);
    color: var(--text-light);
}

[data-theme="light"] .breakdown-label {
    color: var(--text-light-secondary);
}

[data-theme="light"] .breakdown-value {
    color: var(--text-light);
}

[data-theme="light"] .stat-card {
    background: rgba(55, 66, 250, 0.08);
    border-color: rgba(55, 66, 250, 0.15);
}

[data-theme="light"] .stat-label {
    color: var(--text-light-secondary);
}

[data-theme="light"] .stat-value {
    color: var(--primary);
}

[data-theme="light"] .btn-premium {
    background: linear-gradient(135deg, #ffa726 0%, #ff9800 100%);
    color: white;
}

[data-theme="light"] .whatif-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-color: rgba(55, 66, 250, 0.15);
}

[data-theme="light"] .whatif-title {
    color: var(--text-light);
}

[data-theme="light"] .scenario-card {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(55, 66, 250, 0.15);
}

[data-theme="light"] .scenario-title {
    color: var(--text-light);
}

[data-theme="light"] .scenario-desc {
    color: var(--text-light-secondary);
}

[data-theme="light"] .scenario-value {
    color: var(--primary);
}

[data-theme="light"] .modal-overlay {
    background: rgba(0, 0, 0, 0.5);
}

[data-theme="light"] .modal-content {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border-color: rgba(55, 66, 250, 0.15);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
}

[data-theme="light"] .modal-header h2 {
    color: var(--text-light);
}

[data-theme="light"] .modal-close {
    background: rgba(0, 0, 0, 0.05);
    color: var(--text-light);
}

[data-theme="light"] .modal-close:hover {
    background: rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .tips-list {
    color: var(--text-light);
}

[data-theme="light"] .tip-item {
    border-color: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .tip-title {
    color: var(--text-light);
}

[data-theme="light"] .tip-desc {
    color: var(--text-light-secondary);
}

[data-theme="light"] .ad-banner {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(55, 66, 250, 0.15);
}

[data-theme="light"] .ad-placeholder {
    color: var(--text-light-secondary);
}

[data-theme="light"] .back-link,
[data-theme="light"] .home-link {
    color: var(--text-light-secondary);
}

[data-theme="light"] .back-link:hover,
[data-theme="light"] .home-link:hover {
    color: var(--text-light);
}

/* Theme Toggle Button */
.theme-toggle {
    position: fixed;
    top: 12px;
    right: 56px;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    font-size: 18px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-toggle:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

[data-theme="light"] .theme-toggle {
    background: rgba(55, 66, 250, 0.1);
    border-color: rgba(55, 66, 250, 0.2);
    color: var(--text-light);
}

[data-theme="light"] .theme-toggle:hover {
    background: rgba(55, 66, 250, 0.15);
}

/* Layout */
.container {
    flex: 1;
    display: flex;
    flex-direction: column;
    max-width: 600px;
    margin: 0 auto;
    width: 100%;
    padding: 0;
}

/* Language Selector */
.language-selector {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
}

.lang-btn {
    background: rgba(55, 66, 250, 0.3);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(55, 66, 250, 0.4);
    color: var(--text-light);
    font-size: 20px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    touch-action: manipulation;
    min-height: 44px;
    min-width: 44px;
}

.lang-btn:hover {
    background: rgba(55, 66, 250, 0.5);
    transform: scale(1.05);
}

.lang-btn:active {
    transform: scale(0.95);
}

@media (prefers-color-scheme: light) {
    .lang-btn {
        color: var(--text-dark);
    }
}

.lang-menu {
    position: absolute;
    top: 52px;
    right: 0;
    background: rgba(10, 15, 30, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(55, 66, 250, 0.3);
    border-radius: 12px;
    padding: 8px;
    min-width: 150px;
    box-shadow: var(--shadow-lg);
}

@media (prefers-color-scheme: light) {
    .lang-menu {
        background: rgba(255, 255, 255, 0.98);
        border-color: rgba(55, 66, 250, 0.2);
    }
}

.lang-menu.hidden {
    display: none;
}

.lang-option {
    width: 100%;
    padding: 10px 14px;
    background: transparent;
    border: none;
    text-align: left;
    cursor: pointer;
    border-radius: 8px;
    font-size: 14px;
    color: #c8d0e8;
    transition: background 0.2s;
    touch-action: manipulation;
}

.lang-option:hover {
    background: rgba(55, 66, 250, 0.2);
}

.lang-option.active {
    background: rgba(55, 66, 250, 0.3);
    font-weight: 600;
    color: var(--primary);
}

@media (prefers-color-scheme: light) {
    .lang-option {
        color: var(--text-dark-secondary);
    }

    .lang-option:hover {
        background: rgba(55, 66, 250, 0.1);
    }

    .lang-option.active {
        background: rgba(55, 66, 250, 0.15);
        color: var(--primary);
    }
}

/* Ad Banners */
.ad-banner {
    width: 100%;
    background: rgba(55, 66, 250, 0.05);
    border: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    color: var(--text-light-secondary);
    min-height: 60px;
    backdrop-filter: blur(10px);
}

@media (prefers-color-scheme: light) {
    .ad-banner {
        background: rgba(55, 66, 250, 0.02);
        border-color: var(--border-dark);
        color: var(--text-dark-secondary);
    }
}

.ad-top {
    border-bottom: 1px solid var(--border-light);
}

.ad-bottom {
    border-top: 1px solid var(--border-light);
    margin-top: auto;
}

.ad-placeholder {
    font-size: 11px;
    letter-spacing: 0.5px;
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 24px 20px 16px;
    gap: 12px;
}

.header-content {
    flex: 1;
}

.header-badge {
    display: inline-block;
    background: rgba(55, 66, 250, 0.2);
    border: 1px solid rgba(55, 66, 250, 0.4);
    color: var(--primary-light);
    padding: 8px 14px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
    animation: slideDown 0.8s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.title {
    font-size: 28px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 4px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.subtitle {
    font-size: 13px;
    color: var(--text-light-secondary);
    font-weight: 500;
}

@media (prefers-color-scheme: light) {
    .title {
        background: linear-gradient(135deg, var(--primary) 0%, #ff9800 100%);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }

    .subtitle {
        color: var(--text-dark-secondary);
    }
}

/* Hero CTA Section */
.hero-cta {
    margin-top: 20px;
    padding: 16px;
    background: rgba(55, 66, 250, 0.08);
    border: 1px solid rgba(55, 66, 250, 0.3);
    border-radius: var(--radius);
    animation: fadeInUp 0.6s ease 0.2s backwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-promise {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary-light);
    margin: 0 0 8px 0;
}

.hero-time {
    font-size: 14px;
    color: var(--text-light-secondary);
    margin: 0 0 8px 0;
}

.hero-proof {
    font-size: 12px;
    color: var(--text-light-secondary);
    text-align: center;
}

.help-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(55, 66, 250, 0.1);
    border: 1.5px solid var(--primary);
    color: var(--primary);
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    touch-action: manipulation;
    min-height: 44px;
    min-width: 44px;
}

.help-btn:hover {
    background: rgba(55, 66, 250, 0.2);
    transform: scale(1.05);
}

.help-btn:active {
    transform: scale(0.95);
}

@media (prefers-color-scheme: light) {
    .help-btn {
        background: rgba(55, 66, 250, 0.05);
        border-color: var(--primary);
    }

    .help-btn:hover {
        background: rgba(55, 66, 250, 0.15);
    }
}

/* Quick Summary Bar (Sticky) */
.quick-summary {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(55, 66, 250, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-light);
    padding: 12px 20px;
    margin: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
    font-weight: 600;
}

@media (prefers-color-scheme: light) {
    .quick-summary {
        background: rgba(55, 66, 250, 0.03);
        border-color: var(--border-dark);
    }
}

/* Main Content */
.main {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
}

/* Form Section (Accordion) */
.form-section {
    margin-bottom: 16px;
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-light);
    overflow: hidden;
    transition: var(--transition);
}

@media (prefers-color-scheme: light) {
    .form-section {
        background: rgba(55, 66, 250, 0.02);
        border-color: var(--border-dark);
    }
}

.form-section.open {
    background: rgba(55, 66, 250, 0.06);
    border-color: var(--primary);
}

@media (prefers-color-scheme: light) {
    .form-section.open {
        background: rgba(55, 66, 250, 0.08);
    }
}

.section-toggle {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px;
    cursor: pointer;
    user-select: none;
    transition: var(--transition);
    background: transparent;
    border: none;
    width: 100%;
    text-align: left;
    font-size: inherit;
    font-family: inherit;
    touch-action: manipulation;
    min-height: 44px;
}

.section-toggle:hover {
    background: rgba(55, 66, 250, 0.05);
}

@media (prefers-color-scheme: light) {
    .section-toggle:hover {
        background: rgba(55, 66, 250, 0.1);
    }
}

.section-toggle:active {
    transform: scale(0.98);
}

.section-header {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
}

.section-icon {
    font-size: 20px;
    flex-shrink: 0;
    color: var(--primary);
}

.section-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
    min-width: 0;
}

.section-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-light);
}

@media (prefers-color-scheme: light) {
    .section-title {
        color: var(--text-dark);
    }
}

.section-summary {
    font-size: 12px;
    color: var(--text-light-secondary);
}

@media (prefers-color-scheme: light) {
    .section-summary {
        color: var(--text-dark-secondary);
    }
}

.section-arrow {
    font-size: 18px;
    color: var(--text-light-secondary);
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.form-section.open .section-arrow {
    transform: rotate(180deg);
}

@media (prefers-color-scheme: light) {
    .section-arrow {
        color: var(--text-dark-secondary);
    }
}

.section-body {
    display: none;
    padding: 0 16px 16px;
    background: transparent;
}

.form-section.open .section-body {
    display: block;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Form Elements */
.input-section {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
    font-weight: 600;
    gap: 8px;
}

.label-text {
    color: var(--text-light);
}

@media (prefers-color-scheme: light) {
    .label-text {
        color: var(--text-dark);
    }
}

.label-tag {
    font-size: 11px;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.label-tag.required {
    background: rgba(252, 92, 101, 0.2);
    color: var(--danger);
}

.label-tag.info {
    background: rgba(55, 66, 250, 0.2);
    color: var(--primary);
}

.label-tag.auto {
    background: rgba(38, 222, 129, 0.2);
    color: var(--success);
}

@media (prefers-color-scheme: light) {
    .label-tag.required {
        background: rgba(252, 92, 101, 0.1);
    }

    .label-tag.info {
        background: rgba(55, 66, 250, 0.1);
    }

    .label-tag.auto {
        background: rgba(38, 222, 129, 0.1);
    }
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-field {
    width: 100%;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1.5px solid rgba(55, 66, 250, 0.3);
    border-radius: var(--radius);
    color: var(--text-light);
    font-size: 16px;
    font-weight: 500;
    transition: var(--transition);
    backdrop-filter: blur(10px);
    touch-action: manipulation;
    min-height: 44px;
}

.input-field::placeholder {
    color: var(--text-light-secondary);
}

.input-field:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 3px rgba(55, 66, 250, 0.1);
}

@media (prefers-color-scheme: light) {
    .input-field {
        background: rgba(55, 66, 250, 0.03);
        border-color: rgba(55, 66, 250, 0.2);
        color: var(--text-dark);
    }

    .input-field::placeholder {
        color: var(--text-dark-secondary);
    }

    .input-field:focus {
        background: rgba(55, 66, 250, 0.06);
        box-shadow: 0 0 0 3px rgba(55, 66, 250, 0.15);
    }
}

.input-money {
    /* Currency formatted input */
    font-family: 'Courier New', monospace;
    letter-spacing: 0.5px;
}

.input-suffix {
    position: absolute;
    right: 16px;
    font-size: 14px;
    color: var(--text-light-secondary);
    pointer-events: none;
    font-weight: 500;
}

@media (prefers-color-scheme: light) {
    .input-suffix {
        color: var(--text-dark-secondary);
    }
}

.auto-field {
    background: rgba(38, 222, 129, 0.08);
    border-color: rgba(38, 222, 129, 0.3);
}

@media (prefers-color-scheme: light) {
    .auto-field {
        background: rgba(38, 222, 129, 0.05);
        border-color: rgba(38, 222, 129, 0.2);
    }
}

/* Slider Styles */
.slider-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 12px;
}

.salary-slider {
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: linear-gradient(90deg, rgba(55, 66, 250, 0.2), rgba(55, 66, 250, 0.4));
    outline: none;
    -webkit-appearance: none;
    appearance: none;
    cursor: pointer;
}

.salary-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(55, 66, 250, 0.4);
    transition: all 0.2s ease;
}

.salary-slider::-webkit-slider-thumb:hover {
    width: 28px;
    height: 28px;
    box-shadow: 0 4px 16px rgba(55, 66, 250, 0.6);
}

.salary-slider::-moz-range-thumb {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 8px rgba(55, 66, 250, 0.4);
    transition: all 0.2s ease;
}

.salary-slider::-moz-range-thumb:hover {
    width: 28px;
    height: 28px;
    box-shadow: 0 4px 16px rgba(55, 66, 250, 0.6);
}

.salary-display {
    display: flex;
    justify-content: center;
    align-items: baseline;
    gap: 8px;
    padding: 12px;
    background: rgba(55, 66, 250, 0.1);
    border-radius: var(--radius);
    border: 1px solid rgba(55, 66, 250, 0.2);
}

.salary-value {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-light);
    font-family: 'Courier New', monospace;
}

.helper-text {
    font-size: 12px;
    color: var(--text-light-secondary);
    margin-top: -4px;
    line-height: 1.4;
}

@media (prefers-color-scheme: light) {
    .helper-text {
        color: var(--text-dark-secondary);
    }
}

.auto-calc-notice {
    padding: 12px 16px;
    background: rgba(38, 222, 129, 0.1);
    border: 1px solid rgba(38, 222, 129, 0.3);
    border-radius: var(--radius);
    color: var(--text-light-secondary);
    font-size: 12px;
    line-height: 1.5;
    margin-bottom: 12px;
}

@media (prefers-color-scheme: light) {
    .auto-calc-notice {
        background: rgba(38, 222, 129, 0.05);
        border-color: rgba(38, 222, 129, 0.2);
        color: var(--text-dark-secondary);
    }
}

/* Form Grid & Row */
.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

@media (max-width: 480px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

/* Toggle Group */
.toggle-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    background: rgba(255, 255, 255, 0.03);
    padding: 4px;
    border-radius: var(--radius);
    border: 1px solid var(--border-light);
}

@media (prefers-color-scheme: light) {
    .toggle-group {
        background: rgba(55, 66, 250, 0.02);
        border-color: var(--border-dark);
    }
}

.toggle-btn {
    padding: 10px 12px;
    background: transparent;
    border: none;
    border-radius: 12px;
    color: var(--text-light-secondary);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    touch-action: manipulation;
    min-height: 44px;
}

.toggle-btn:hover {
    background: rgba(255, 255, 255, 0.05);
}

.toggle-btn.active {
    background: var(--primary);
    color: white;
    box-shadow: 0 2px 8px rgba(55, 66, 250, 0.3);
}

@media (prefers-color-scheme: light) {
    .toggle-btn {
        color: var(--text-dark-secondary);
    }

    .toggle-btn:hover {
        background: rgba(55, 66, 250, 0.05);
    }

    .toggle-btn.active {
        background: var(--primary);
        color: white;
    }
}

/* Counter Group */
.counter-group {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255, 255, 255, 0.03);
    padding: 8px 12px;
    border-radius: var(--radius);
    border: 1px solid var(--border-light);
    min-height: 44px;
}

@media (prefers-color-scheme: light) {
    .counter-group {
        background: rgba(55, 66, 250, 0.02);
        border-color: var(--border-dark);
    }
}

.counter-btn {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: rgba(55, 66, 250, 0.2);
    border: none;
    color: var(--primary);
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    touch-action: manipulation;
    flex-shrink: 0;
}

.counter-btn:hover {
    background: rgba(55, 66, 250, 0.3);
    transform: scale(1.1);
}

.counter-btn:active {
    transform: scale(0.95);
}

@media (prefers-color-scheme: light) {
    .counter-btn {
        background: rgba(55, 66, 250, 0.1);
    }

    .counter-btn:hover {
        background: rgba(55, 66, 250, 0.15);
    }
}

.counter-value {
    flex: 1;
    text-align: center;
    font-size: 16px;
    font-weight: 700;
    color: var(--text-light);
    min-width: 40px;
}

@media (prefers-color-scheme: light) {
    .counter-value {
        color: var(--text-dark);
    }
}

.counter-label {
    font-size: 12px;
    color: var(--text-light-secondary);
    text-transform: uppercase;
    letter-spacing: 0.3px;
    font-weight: 600;
}

@media (prefers-color-scheme: light) {
    .counter-label {
        color: var(--text-dark-secondary);
    }
}

/* Sub Section */
.sub-section {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--border-light);
}

@media (prefers-color-scheme: light) {
    .sub-section {
        border-color: var(--border-dark);
    }
}

.sub-title {
    font-size: 13px;
    font-weight: 700;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
}

@media (prefers-color-scheme: light) {
    .sub-title {
        color: var(--text-dark);
    }
}

.sub-desc {
    font-size: 12px;
    color: var(--text-light-secondary);
    margin-bottom: 12px;
    line-height: 1.5;
}

@media (prefers-color-scheme: light) {
    .sub-desc {
        color: var(--text-dark-secondary);
    }
}

/* Buttons */
.button-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 12px;
    position: sticky;
    bottom: 0;
    background: linear-gradient(180deg, transparent, var(--bg-dark));
    padding: 12px 0;
    z-index: 50;
}

@media (max-width: 480px) {
    .button-group {
        grid-template-columns: 1fr;
    }
}

.btn {
    padding: 14px 20px;
    border: none;
    border-radius: var(--radius-lg);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    touch-action: manipulation;
    min-height: 44px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    box-shadow: 0 4px 20px rgba(55, 66, 250, 0.4);
    font-weight: 700;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 30px rgba(55, 66, 250, 0.6);
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:active {
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(55, 66, 250, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-light);
    border: 1.5px solid var(--border-light);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
}

.btn-secondary:active {
    background: rgba(255, 255, 255, 0.1);
}

@media (prefers-color-scheme: light) {
    .btn-secondary {
        background: rgba(55, 66, 250, 0.05);
        color: var(--text-dark);
        border-color: rgba(55, 66, 250, 0.2);
    }

    .btn-secondary:hover {
        background: rgba(55, 66, 250, 0.1);
    }

    .btn-secondary:active {
        background: rgba(55, 66, 250, 0.05);
    }
}

.btn-premium {
    background: linear-gradient(135deg, #ffd700 0%, #ffb347 100%);
    color: #333333;
    font-weight: 700;
    justify-content: center;
    margin-top: 12px;
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.3);
    width: 100%;
}

.btn-premium:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 215, 0, 0.4);
}

.btn-premium:active {
    transform: translateY(0);
}

.premium-icon {
    font-size: 18px;
    animation: pulse 1s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

/* Results Section */
.results-section {
    margin-top: 20px;
}

.results-section.hidden {
    display: none;
}

.results-card {
    background: rgba(55, 66, 250, 0.08);
    border: 1.5px solid var(--primary);
    border-radius: var(--radius-lg);
    padding: 20px;
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-md);
}

@media (prefers-color-scheme: light) {
    .results-card {
        background: rgba(55, 66, 250, 0.04);
        border-color: rgba(55, 66, 250, 0.3);
    }
}

.results-header {
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-light);
}

@media (prefers-color-scheme: light) {
    .results-header {
        border-color: var(--border-dark);
    }
}

.results-header h2 {
    font-size: 18px;
    color: var(--text-light);
}

@media (prefers-color-scheme: light) {
    .results-header h2 {
        color: var(--text-dark);
    }
}

.results-main {
    margin-bottom: 20px;
    padding: 16px;
    background: rgba(55, 66, 250, 0.1);
    border-radius: var(--radius);
    text-align: center;
}

@media (prefers-color-scheme: light) {
    .results-main {
        background: rgba(55, 66, 250, 0.05);
    }
}

.result-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.result-label {
    font-size: 13px;
    color: var(--text-light-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

@media (prefers-color-scheme: light) {
    .result-label {
        color: var(--text-dark-secondary);
    }
}

@keyframes countUp {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.8);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.result-value {
    font-size: 32px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: countUp 0.8s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

@media (prefers-color-scheme: light) {
    .result-value {
        background: linear-gradient(135deg, var(--primary) 0%, #ff9800 100%);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }
}

.result-status {
    font-size: 13px;
    font-weight: 600;
    margin-top: 4px;
}

.result-status.refund {
    color: var(--success);
}

.result-status.payment {
    color: var(--warning);
}

.result-sub {
    font-size: 12px;
    color: var(--text-light-secondary);
    margin-top: 4px;
}

@media (prefers-color-scheme: light) {
    .result-sub {
        color: var(--text-dark-secondary);
    }
}

/* Breakdown */
.results-breakdown {
    margin-bottom: 20px;
}

.results-breakdown h3 {
    font-size: 14px;
    margin-bottom: 12px;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

@media (prefers-color-scheme: light) {
    .results-breakdown h3 {
        color: var(--text-dark);
    }
}

.breakdown-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.breakdown-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 12px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius);
    font-size: 13px;
    border-left: 3px solid var(--primary);
    transition: var(--transition);
}

.breakdown-item:hover {
    background: rgba(255, 255, 255, 0.08);
}

.breakdown-item.alternate {
    background: rgba(255, 255, 255, 0.05);
}

@media (prefers-color-scheme: light) {
    .breakdown-item {
        background: rgba(55, 66, 250, 0.02);
    }

    .breakdown-item:hover {
        background: rgba(55, 66, 250, 0.06);
    }

    .breakdown-item.alternate {
        background: rgba(55, 66, 250, 0.04);
    }
}

.breakdown-item.highlight {
    background: rgba(55, 66, 250, 0.15);
    font-weight: 600;
}

@media (prefers-color-scheme: light) {
    .breakdown-item.highlight {
        background: rgba(55, 66, 250, 0.1);
    }
}

.breakdown-left {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
}

.bd-label {
    color: var(--text-light-secondary);
    font-size: 12px;
}

@media (prefers-color-scheme: light) {
    .bd-label {
        color: var(--text-dark-secondary);
    }
}

.bd-value {
    font-weight: 600;
    color: var(--text-light);
}

@media (prefers-color-scheme: light) {
    .bd-value {
        color: var(--text-dark);
    }
}

.bd-highlight {
    color: var(--primary-light);
    font-weight: 700;
}

/* Statistics */
.results-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    padding: 16px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius);
    margin-bottom: 16px;
}

@media (prefers-color-scheme: light) {
    .results-stats {
        background: rgba(55, 66, 250, 0.02);
    }
}

@media (max-width: 480px) {
    .results-stats {
        grid-template-columns: 1fr;
    }
}

.stat-card {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 12px;
    background: rgba(55, 66, 250, 0.1);
    border-radius: 12px;
    border: 1px solid rgba(55, 66, 250, 0.2);
}

@media (prefers-color-scheme: light) {
    .stat-card {
        background: rgba(55, 66, 250, 0.05);
        border-color: rgba(55, 66, 250, 0.1);
    }
}

.stat-card-label {
    font-size: 11px;
    color: var(--text-light-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

@media (prefers-color-scheme: light) {
    .stat-card-label {
        color: var(--text-dark-secondary);
    }
}

.stat-card-value {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary-light);
}

/* What-If 시나리오 비교 */
.whatif-section {
    margin-bottom: 20px;
}

.whatif-card {
    background: var(--surface);
    border-radius: 16px;
    padding: 24px 20px;
    border: 1px solid rgba(55, 66, 250, 0.2);
}

.whatif-title {
    font-size: 1rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 18px;
    color: var(--primary-light);
}

.whatif-scenarios {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.whatif-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    background: rgba(55, 66, 250, 0.06);
    border-radius: 12px;
    border-left: 3px solid var(--primary);
}

.whatif-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.whatif-info {
    flex: 1;
    min-width: 0;
}

.whatif-label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-primary);
    font-weight: 500;
    margin-bottom: 3px;
}

.whatif-diff {
    display: block;
    font-size: 0.95rem;
    font-weight: 700;
    color: #00b894;
}

.whatif-diff.negative {
    color: #ff6348;
}

/* Recommendations Section */
.recommendations-section {
    margin: 24px 0 0;
    padding: 0 16px;
}

.rec-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-light-secondary);
    margin-bottom: 12px;
    text-align: center;
    letter-spacing: 0.5px;
}

@media (prefers-color-scheme: light) {
    .rec-title {
        color: var(--text-dark-secondary);
    }
}

.rec-grid {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.rec-card {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    text-decoration: none;
    color: var(--text-light);
    transition: var(--transition);
    touch-action: manipulation;
    min-height: 44px;
}

.rec-card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.rec-card:active {
    transform: translateY(0);
}

@media (prefers-color-scheme: light) {
    .rec-card {
        background: rgba(55, 66, 250, 0.05);
        border-color: rgba(55, 66, 250, 0.1);
        color: var(--text-dark);
    }

    .rec-card:hover {
        background: rgba(55, 66, 250, 0.1);
        border-color: rgba(55, 66, 250, 0.15);
    }
}

.rec-icon {
    font-size: 28px;
    flex-shrink: 0;
}

.rec-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
    flex: 1;
}

.rec-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-light);
}

@media (prefers-color-scheme: light) {
    .rec-name {
        color: var(--text-dark);
    }
}

.rec-desc {
    font-size: 12px;
    color: var(--text-light-secondary);
    line-height: 1.3;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

@media (prefers-color-scheme: light) {
    .rec-desc {
        color: var(--text-dark-secondary);
    }
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal.hidden {
    display: none;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.modal-content {
    position: relative;
    background: var(--bg-dark-secondary);
    border-radius: var(--radius-lg);
    max-width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    animation: slideUp 0.3s ease-out;
    box-shadow: var(--shadow-lg);
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (prefers-color-scheme: light) {
    .modal-content {
        background: var(--bg-light);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid var(--border-light);
}

@media (prefers-color-scheme: light) {
    .modal-header {
        border-color: var(--border-dark);
    }
}

.modal-header h2 {
    font-size: 20px;
    color: var(--text-light);
}

@media (prefers-color-scheme: light) {
    .modal-header h2 {
        color: var(--text-dark);
    }
}

.modal-close {
    width: 40px;
    height: 40px;
    border: none;
    background: none;
    color: var(--text-light);
    font-size: 28px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
    touch-action: manipulation;
    min-height: 44px;
    min-width: 44px;
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.1);
}

.modal-close:active {
    transform: scale(0.95);
}

@media (prefers-color-scheme: light) {
    .modal-close {
        color: var(--text-dark);
    }

    .modal-close:hover {
        background: rgba(55, 66, 250, 0.1);
    }
}

.modal-ad {
    padding: 40px 20px;
    text-align: center;
}

.ad-countdown {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.countdown-circle {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: 700;
    color: white;
    box-shadow: 0 4px 16px rgba(55, 66, 250, 0.3);
}

.modal-ad p {
    color: var(--text-light-secondary);
    font-size: 14px;
    line-height: 1.5;
}

@media (prefers-color-scheme: light) {
    .modal-ad p {
        color: var(--text-dark-secondary);
    }
}

.modal-tips {
    padding: 20px;
}

.modal-tips.hidden {
    display: none;
}

.tips-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 20px;
}

.tip-item {
    padding: 16px;
    background: rgba(55, 66, 250, 0.1);
    border-left: 4px solid var(--primary);
    border-radius: var(--radius);
}

@media (prefers-color-scheme: light) {
    .tip-item {
        background: rgba(55, 66, 250, 0.05);
    }
}

.tip-title {
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--primary-light);
}

.tip-description {
    font-size: 13px;
    line-height: 1.6;
    color: var(--text-light-secondary);
}

@media (prefers-color-scheme: light) {
    .tip-description {
        color: var(--text-dark-secondary);
    }
}

/* Help Modal */
.help-modal {
    max-width: 500px;
}

.help-content {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.help-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.help-item h3 {
    font-size: 14px;
    color: var(--primary-light);
    font-weight: 700;
}

.help-item p {
    font-size: 13px;
    line-height: 1.6;
    color: var(--text-light-secondary);
}

@media (prefers-color-scheme: light) {
    .help-item p {
        color: var(--text-dark-secondary);
    }
}

/* Footer */
.app-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border-light);
    text-align: center;
    font-size: 12px;
    color: var(--text-light-secondary);
}

@media (prefers-color-scheme: light) {
    .app-footer {
        border-color: var(--border-dark);
        color: var(--text-dark-secondary);
    }
}

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

.visible {
    display: block !important;
}

/* Loading Animation */
@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

.loading {
    animation: shimmer 2s infinite;
    background: linear-gradient(
        90deg,
        rgba(255, 255, 255, 0.1) 0%,
        rgba(255, 255, 255, 0.2) 50%,
        rgba(255, 255, 255, 0.1) 100%
    );
    background-size: 1000px 100%;
}

@media (prefers-color-scheme: light) {
    .loading {
        background: linear-gradient(
            90deg,
            rgba(55, 66, 250, 0.05) 0%,
            rgba(55, 66, 250, 0.1) 50%,
            rgba(55, 66, 250, 0.05) 100%
        );
    }
}

/* Responsive Design */
@media (max-width: 480px) {
    .header {
        padding: 20px 16px 12px;
    }

    .title {
        font-size: 24px;
    }

    .main {
        padding: 16px;
    }

    .button-group {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .toggle-group {
        grid-template-columns: 1fr 1fr;
    }

    .results-stats {
        grid-template-columns: 1fr;
    }

    .modal-content {
        max-width: 95%;
        border-radius: 20px;
    }
}

/* Focus Visible for Accessibility */
:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

@media (prefers-color-scheme: light) {
    :focus-visible {
        outline: 2px solid var(--primary);
    }
}

/* Game Footer & Back Link */
.game-footer {
    text-align: center;
    padding: 20px 0;
    margin-top: 20px;
}

.back-link, .home-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: rgba(255,255,255,0.4);
    text-decoration: none;
    font-size: 13px;
    padding: 12px 0;
    transition: color 0.2s;
}

.back-link:hover, .home-link:hover {
    color: rgba(255,255,255,0.7);
}

/* === Accessibility Improvements === */
button:focus-visible,a:focus-visible,input:focus-visible,[role="button"]:focus-visible{outline:3px solid #3498db;outline-offset:2px;}
button,a[href],input[type="button"],input[type="submit"],[role="button"]{min-width:44px;min-height:44px;display:inline-flex;align-items:center;justify-content:center;}
.skip-link{position:absolute;top:-40px;left:0;background:#3498db;color:white;padding:8px;text-decoration:none;z-index:100;}
.skip-link:focus{top:0;}
[role="dialog"]{z-index:1000;}
@media (prefers-reduced-motion: reduce){*{animation-duration:0.01ms !important;animation-iteration-count:1 !important;transition-duration:0.01ms !important;scroll-behavior:auto !important;}}
/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-dark, var(--bg-primary, var(--background, #0f0f23)));
}

::-webkit-scrollbar-thumb {
    background: #f39c12;
    border-radius: 5px;
    border: 2px solid var(--bg-dark, var(--bg-primary, var(--background, #0f0f23)));
}

::-webkit-scrollbar-thumb:hover {
    background: #f5af41;
    opacity: 0.8;
}

/* Selection Color */
::selection {
    background: #f39c12;
    color: white;
}

::-moz-selection {
    background: #f39c12;
    color: white;
}

@media (prefers-contrast: more){button{border:2px solid #3498db;}}
.rec-card:focus-visible,.input-group:focus-visible{outline:3px solid #3498db;outline-offset:4px;}