/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --secondary-color: #06b6d4;
    --accent-color: #f59e0b;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-light: #f3f4f6;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    --gradient-accent: linear-gradient(135deg, var(--accent-color), #f97316);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-light);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.nav-logo i {
    font-size: 1.8rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--primary-color);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: all 0.3s ease;
}

/* 英雄区域 */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    color: white;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    animation: fadeInUp 1s ease-out;
}

.gradient-text {
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    animation: fadeInUp 1s ease-out 0.2s both;
}

.hero-stats {
    display: flex;
    gap: 2rem;
    margin-bottom: 2rem;
    animation: fadeInUp 1s ease-out 0.4s both;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-color);
    display: block;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.8;
}

.cta-button {
    background: var(--gradient-accent);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    animation: fadeInUp 1s ease-out 0.6s both;
}

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

.cta-button i {
    transition: transform 0.3s ease;
}

.cta-button:hover i {
    transform: translateX(4px);
}

.hero-visual {
    position: relative;
    height: 400px;
}

.floating-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: white;
    animation: float 6s ease-in-out infinite;
}

.floating-card:nth-child(1) {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.floating-card:nth-child(2) {
    top: 50%;
    right: 20%;
    animation-delay: 2s;
}

.floating-card:nth-child(3) {
    bottom: 20%;
    left: 30%;
    animation-delay: 4s;
}

.floating-card i {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

/* 通用样式 */
.section {
    padding: 5rem 0;
}

.bg-light {
    background-color: var(--bg-light);
}

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

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* 会前准备样式 */
.preparation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.prep-card {
    background: var(--bg-primary);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.prep-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.prep-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.prep-icon i {
    font-size: 1.5rem;
    color: white;
}

.prep-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.prep-checklist {
    list-style: none;
}

.prep-checklist li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    padding: 0.5rem;
    border-radius: 8px;
    transition: background-color 0.3s ease;
}

.prep-checklist li:hover {
    background-color: var(--bg-light);
}

.prep-checklist input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary-color);
    cursor: pointer;
}

.prep-checklist label {
    cursor: pointer;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

.prep-checklist input[type="checkbox"]:checked + label {
    color: var(--primary-color);
    text-decoration: line-through;
}

/* 模板样式 */
.meeting-template {
    margin-top: 3rem;
}

.meeting-template h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.template-card {
    background: var(--bg-primary);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.template-header {
    background: var(--gradient-primary);
    color: white;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    justify-content: space-between;
}

.template-header i {
    font-size: 1.2rem;
}

.copy-template {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.copy-template:hover {
    background: rgba(255, 255, 255, 0.3);
}

.template-content {
    padding: 2rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.template-content strong {
    color: var(--text-primary);
}

.template-content ul {
    margin-left: 1rem;
    margin-top: 0.5rem;
    margin-bottom: 1rem;
}

/* 会中管理样式 */
.management-tabs {
    background: var(--bg-primary);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.tab-buttons {
    display: flex;
    background: var(--bg-light);
    border-bottom: 1px solid var(--border-color);
}

.tab-btn {
    flex: 1;
    padding: 1.5rem;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.tab-btn.active {
    color: var(--primary-color);
    background: var(--bg-primary);
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
}

.tab-btn:hover:not(.active) {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
}

.tab-content {
    padding: 2rem;
}

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
    animation: fadeIn 0.3s ease-in;
}

.management-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.management-card {
    background: var(--bg-light);
    border-radius: 15px;
    padding: 2rem;
    border-left: 4px solid var(--primary-color);
}

.management-card h4 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.management-card i {
    color: var(--primary-color);
}

.management-card ul {
    list-style: none;
}

.management-card li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.5rem;
}

.management-card li::before {
    content: '•';
    color: var(--primary-color);
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* 时间管理样式 */
.time-management {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.timer-widget {
    background: var(--bg-light);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
}

.timer-widget h4 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.timer-display {
    background: var(--gradient-primary);
    color: white;
    border-radius: 15px;
    padding: 2rem;
    margin-bottom: 1.5rem;
}

.timer-display span {
    font-size: 2.5rem;
    font-weight: 700;
    font-family: 'Courier New', monospace;
}

.timer-controls {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.timer-btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 10px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.timer-btn:nth-child(2) {
    background: var(--warning-color);
    color: white;
}

.timer-btn:last-child {
    background: var(--error-color);
    color: white;
}

.timer-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.time-alerts {
    margin-top: 1rem;
}

.alert-item {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
}

.alert-item input {
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    width: 150px;
}

.alert-item button {
    padding: 0.5rem 1rem;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.alert-item button:hover {
    background: var(--primary-dark);
}

.time-tips {
    background: var(--bg-primary);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: var(--shadow-sm);
}

.time-tips h4 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.time-tips ul {
    list-style: none;
}

.time-tips li {
    padding: 0.75rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 2rem;
}

.time-tips li::before {
    content: '⏰';
    position: absolute;
    left: 0;
}

/* 决策框架样式 */
.decision-framework h4 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: var(--text-primary);
    text-align: center;
}

.decision-steps {
    display: grid;
    gap: 1.5rem;
}

.step {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--bg-light);
    border-radius: 15px;
    transition: all 0.3s ease;
}

.step:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content h5 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.step-content p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 会后跟进样式 */
.followup-timeline {
    position: relative;
    margin: 3rem 0;
}

.followup-timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gradient-primary);
}

.timeline-item {
    display: flex;
    align-items: flex-start;
    gap: 2rem;
    margin-bottom: 3rem;
    position: relative;
}

.timeline-marker {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    flex-shrink: 0;
    z-index: 1;
}

.timeline-content {
    background: var(--bg-primary);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: var(--shadow-md);
    flex: 1;
    border: 1px solid var(--border-color);
}

.timeline-content h4 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.timeline-content ul {
    list-style: none;
}

.timeline-content li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.5rem;
}

.timeline-content li::before {
    content: '✓';
    color: var(--success-color);
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* 实用工具样式 */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.tool-card {
    background: var(--bg-primary);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.tool-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.tool-header {
    background: var(--gradient-primary);
    color: white;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.tool-header i {
    font-size: 1.5rem;
}

.tool-header h3 {
    font-size: 1.3rem;
    font-weight: 600;
}

/* 检查清单样式 */
.checklist-container {
    padding: 2rem;
}

.checklist-section {
    margin-bottom: 2rem;
}

.checklist-section h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--bg-light);
    border-radius: 4px;
    margin-bottom: 1rem;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 4px;
    transition: width 0.3s ease;
    width: 0%;
}

.tool-checklist {
    list-style: none;
}

.tool-checklist li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    border-radius: 8px;
    transition: background-color 0.3s ease;
}

.tool-checklist li:hover {
    background: var(--bg-light);
}

.tool-checklist input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary-color);
    cursor: pointer;
}

.tool-checklist label {
    cursor: pointer;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

.tool-checklist input[type="checkbox"]:checked + label {
    color: var(--success-color);
    text-decoration: line-through;
}

/* 会议类型样式 */
.meeting-types {
    padding: 2rem;
}

.type-selector {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2rem;
    background: var(--bg-light);
    border-radius: 10px;
    padding: 0.5rem;
}

.type-btn {
    flex: 1;
    padding: 0.75rem;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-weight: 500;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.type-btn:hover:not(.active) {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
}

.type-content {
    position: relative;
}

.type-panel {
    display: none;
}

.type-panel.active {
    display: block;
    animation: fadeIn 0.3s ease-in;
}

.type-panel h4 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.type-panel p {
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

.type-panel strong {
    color: var(--text-primary);
}

.type-panel ul {
    list-style: none;
    margin-top: 1rem;
}

.type-panel li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.5rem;
}

.type-panel li::before {
    content: '→';
    color: var(--primary-color);
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* 成本计算器样式 */
.cost-calculator {
    padding: 2rem;
}

.calc-input {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.calc-input label {
    font-weight: 500;
    color: var(--text-primary);
}

.calc-input input {
    width: 120px;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    text-align: center;
}

.calc-btn {
    width: 100%;
    padding: 1rem;
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    margin: 1.5rem 0;
    transition: all 0.3s ease;
}

.calc-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.cost-result {
    text-align: center;
}

.cost-display {
    background: var(--bg-light);
    border-radius: 10px;
    padding: 1.5rem;
    margin-bottom: 1rem;
}

.cost-label {
    display: block;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.cost-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
}

.cost-tips {
    text-align: left;
}

.cost-tips p {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.cost-tips ul {
    list-style: none;
}

.cost-tips li {
    padding: 0.25rem 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* 页脚样式 */
.footer {
    background: var(--text-primary);
    color: white;
    padding: 3rem 0 1rem;
}

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

.footer-section h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--accent-color);
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
}

/* 动画 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        justify-content: center;
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .preparation-grid {
        grid-template-columns: 1fr;
    }
    
    .management-grid {
        grid-template-columns: 1fr;
    }
    
    .time-management {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .tools-grid {
        grid-template-columns: 1fr;
    }
    
    .tab-buttons {
        flex-wrap: wrap;
    }
    
    .tab-btn {
        flex: 1 1 50%;
    }
    
    .type-selector {
        flex-wrap: wrap;
    }
    
    .type-btn {
        flex: 1 1 50%;
    }
    
    .hero-visual {
        height: 300px;
    }
    
    .floating-card {
        padding: 1rem;
    }
    
    .floating-card:nth-child(2) {
        right: 10%;
    }
    
    .section {
        padding: 3rem 0;
    }
    
    .container {
        padding: 0 1rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .nav-container {
        padding: 0 1rem;
    }
    
    .calc-input {
        flex-direction: column;
        gap: 0.5rem;
        align-items: flex-start;
    }
    
    .calc-input input {
        width: 100%;
    }
}