/* ===================================
   Toolbrisk - Global Styles
   Modern, Responsive, Mobile-First Design
   =================================== */

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

:root {
    /* 高级配色方案 - 深邃优雅 */
    --primary-color: #6366F1;
    --primary-dark: #4F46E5;
    --primary-light: #8B5CF6;
    --secondary-color: #EC4899;
    --accent-color: #F59E0B;
    --success-color: #10B981;
    --warning-color: #F59E0B;
    --danger-color: #EF4444;

    /* 渐变色彩 */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-warm: linear-gradient(135deg, #fa709a 0%, #fee140 100%);

    /* 精致背景色 */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F8FAFC;
    --bg-tertiary: #F1F5F9;
    --bg-accent: #EEF2FF;
    --bg-glass: rgba(255, 255, 255, 0.85);
    --bg-dark: #0F172A;
    --bg-dark-secondary: #1E293B;

    /* 高级文字颜色 */
    --text-primary: #0F172A;
    --text-secondary: #475569;
    --text-muted: #64748B;
    --text-light: #94A3B8;
    --text-white: #FFFFFF;

    /* 精致边框色 */
    --border-color: #E2E8F0;
    --border-light: #F1F5F9;
    --border-accent: #C7D2FE;
    --divider-color: #E5E7EB;

    /* 高级阴影 */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-colored: 0 10px 25px -5px rgba(99, 102, 241, 0.25);
    --shadow-glass: 0 8px 32px 0 rgba(31, 38, 135, 0.37);

    /* 其他变量保持不变 */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;

    --font-primary: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-mono: 'SF Mono', 'Monaco', 'Inconsolata', 'Roboto Mono', 'Courier New', monospace;

    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-xxl: 2rem;
    --radius-full: 9999px;

    --transition-fast: 200ms cubic-bezier(0.4, 0.0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0.0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0.0, 0.2, 1);
}

/* 头部广告位 */

.de_iv_adv {
    width: 100%;
    height: auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 5px 0;
    background-color: #F8F8F8;
    margin: 10px 0 0px;
}


/* 底部广告位 */

.postionFixed {
    width: 100%;
    min-height: 60px;
    position: fixed;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #F8F8F8;
    right: 0;
    left: 0;
    bottom: 0;
    z-index: 9999;
}

body {
    font-family: var(--font-primary);
    font-size: 17px;
    line-height: 1.47;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Apple-style Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
    letter-spacing: -0.022em;
}

h1 {
    font-size: 3.5rem;
    font-weight: 700;
    letter-spacing: -0.025em;
}

h2 {
    font-size: 2.5rem;
    font-weight: 600;
    letter-spacing: -0.022em;
}

h3 {
    font-size: 1.75rem;
    font-weight: 600;
}

h4 {
    font-size: 1.25rem;
    font-weight: 600;
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
    font-size: 1.0625rem;
    line-height: 1.6;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-dark);
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container-narrow {
    max-width: 800px;
}

/* Header & Navigation - Apple Style */
.header {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    box-shadow: inset 0 -1px 0 0 rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 0.5px solid var(--border-color);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: var(--spacing-lg);
    padding-right: var(--spacing-lg);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.3125rem;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.022em;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 1rem;
    box-shadow: var(--shadow-colored);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-link {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    font-weight: 500;
    font-size: 1.0625rem;
    color: var(--text-primary);
}

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

.nav-link.active {
    color: var(--primary-color);
    background-color: var(--bg-secondary);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--text-primary);
    transition: all var(--transition-fast);
}

/* Dropdown Menu */
.dropdown {
    position: relative;
}

.dropdown-toggle {
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 4px;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    min-width: 250px;
    padding: var(--spacing-xs);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-base);
    z-index: 100;
    white-space: nowrap;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: block;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast);
    white-space: nowrap;
    font-size: 0.9rem;
}

.dropdown-item:hover {
    background-color: var(--bg-tertiary);
}

/* Main Content */
main {
    flex: 1;
    /* padding: var(--spacing-xl) 0; */
}

/* Footer */
.footer {
    background-color: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-lg) 0;
    margin-top: auto;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    text-align: center;
    justify-items: center;
}

.footer-section h4 {
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
    text-align: center;
}

.footer-links {
    list-style: none;
    text-align: center;
}

.footer-links li {
    margin-bottom: var(--spacing-xs);
}

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

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

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Apple-style Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 0.875rem 1.5rem;
    border: none;
    border-radius: var(--radius-full);
    font-weight: 500;
    font-size: 1.0625rem;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    position: relative;
    overflow: hidden;
    letter-spacing: -0.011em;
}

.btn::before {
    content: '';
    color: #ffffff;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0));
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.btn:hover::before {
    opacity: 1;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-colored);
    border: none;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-2xl);
    color: white;
    background: linear-gradient(135deg, #5B21B6, #6366F1);
}

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

.btn-secondary:hover {
    background-color: var(--bg-tertiary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-outline:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 8px 25px 0 rgba(0, 122, 255, 0.3);
}

.btn-sm {
    padding: 0.625rem 1.25rem;
    font-size: 0.9375rem;
}

.btn-lg {
    padding: 1.125rem 2rem;
    font-size: 1.125rem;
    font-weight: 600;
    color: #ffffff;
}

/* Cards */
.card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

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

.card-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.card-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

/* Grid Layouts */
.grid {
    display: grid;
    gap: var(--spacing-md);
}

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

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

/* Tools Grid - Single Column Layout */
.tools-grid {
    grid-template-columns: 1fr;
}

/* Toast Notification */
.toast {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    background-color: var(--dark-bg-secondary);
    color: var(--dark-text-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    opacity: 0;
    transform: translateY(20px);
    transition: all var(--transition-base);
    z-index: 9999;
}

.toast.show {
    opacity: 1;
    transform: translateY(0);
}

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

.toast.error {
    background-color: var(--danger-color);
}

.toast.warning {
    background-color: var(--warning-color);
}

/* Responsive Design */
@media (max-width: 1024px) and (min-width: 769px) {
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    h3 {
        font-size: 1.25rem;
    }

    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--bg-primary);
        flex-direction: column;
        padding: var(--spacing-sm);
        border-top: 1px solid var(--border-color);
        box-shadow: var(--shadow-md);
    }

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

    .menu-toggle {
        display: flex;
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        padding-left: var(--spacing-md);
        min-width: auto;
        white-space: normal;
    }

    .dropdown-item {
        white-space: normal;
        font-size: 0.9rem;
    }

    .toast {
        left: var(--spacing-sm);
        right: var(--spacing-sm);
    }
}

/* Homepage Specific Styles - 高级渐变设计 */
.hero {
    background: var(--gradient-primary);
    color: white;
    padding: var(--spacing-xxl) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
    border-radius: 0 0 var(--radius-xxl) var(--radius-xxl);
}

/* Apple-style Animated Background */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 30% 20%, rgba(0, 122, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 80%, rgba(88, 86, 214, 0.1) 0%, transparent 50%);
    animation: heroGlow 8s ease-in-out infinite alternate;
    pointer-events: none;
    z-index: 0;
}

@keyframes heroGlow {
    0% {
        opacity: 0.3;
        transform: scale(1);
    }

    100% {
        opacity: 0.6;
        transform: scale(1.1);
    }
}

/* Apple-style Hero Decorative Elements */
.hero::after {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: linear-gradient(135deg, rgba(0, 122, 255, 0.1), rgba(88, 86, 214, 0.1));
    border-radius: 50%;
    top: -300px;
    right: -300px;
    animation: heroFloat 12s ease-in-out infinite;
    z-index: 0;
}

@keyframes heroFloat {

    0%,
    100% {
        transform: translate(0, 0) rotate(0deg);
        opacity: 0.3;
    }

    50% {
        transform: translate(-50px, 50px) rotate(180deg);
        opacity: 0.6;
    }
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
    color: white;
    font-weight: 700;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    letter-spacing: -0.025em;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-md);
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    letter-spacing: -0.015em;
}

.hero-description {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-xl);
}

/* Hero Stats Section */
.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: white;
    display: block;
    margin-bottom: var(--spacing-xs);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.stat-label {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.85);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Apple-style Sections */
.tools-section,
.features-section,
.about-section {
    padding: var(--spacing-xxl) 0;
    background: var(--bg-primary);
    border-radius: var(--radius-xxl);
    margin: var(--spacing-xl) 0;
    position: relative;
}

.tools-section {
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.features-section {
    background: var(--bg-secondary);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xxl);
}

.section-header h2 {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-align: center;
}

.section-header p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.tool-card {
    position: relative;
    text-decoration: none;
    color: inherit;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xxl);
    transition: all var(--transition-base);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.tool-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
    border-color: var(--primary-color);
    background: rgba(255, 255, 255, 0.95);
}

.tool-card .tool-icon {
    font-size: 3rem;
    flex-shrink: 0;
    width: 90px;
    height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-accent);
    border-radius: var(--radius-xxl);
    color: white;
    box-shadow: var(--shadow-colored);
    transition: all var(--transition-base);
}

.tool-card:hover .tool-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: var(--shadow-2xl);
}

.tool-card .card-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.tool-card .card-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.tool-card .card-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.tool-card .tool-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
    padding-top: var(--spacing-sm);
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    font-size: 0.875rem;
    gap: var(--spacing-sm);
}

.tool-card .tool-badge {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    background: var(--gradient-secondary);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.8125rem;
    font-weight: 600;
    box-shadow: var(--shadow-colored);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Tool Card Hover Effects */
.tool-card:hover .tool-icon {
    transform: scale(1.05);
}

/* Mobile responsive for tool cards */
@media (max-width: 768px) {
    .tool-card {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }

    .tool-card .tool-icon {
        align-self: center;
        width: 60px;
        height: 60px;
        font-size: 2rem;
    }

    .tool-card .tool-badge {
        top: var(--spacing-sm);
        right: var(--spacing-sm);
    }
}



/* Tool Meta Information */
.tool-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-sm);
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    font-size: 0.875rem;
    gap: var(--spacing-sm);
}

.tool-stats,
.tool-updated {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    color: var(--text-secondary);
    font-size: 0.8125rem;
}

.tool-stats {
    font-weight: 600;
}

.tool-updated {
    opacity: 0.8;
}



/* ===================================
   Tool Features Section
   =================================== */
.tool-features-section {
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    padding: var(--spacing-xxl) 0;
    border-top: 1px solid var(--border-color);
    border-radius: var(--radius-xxl);
    margin: var(--spacing-xl) 0;
}

.tool-features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.tool-feature-item {
    background: var(--bg-primary);
    border-radius: var(--radius-xxl);
    padding: var(--spacing-xl);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    transition: all var(--transition-base);
    border: 1px solid var(--border-light);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.tool-feature-item:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
    border-color: var(--primary-color);
}

.tool-feature-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--border-color);
}

.tool-feature-icon {
    font-size: 2.5rem;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: var(--radius-xxl);
    flex-shrink: 0;
    color: white;
    box-shadow: 0 8px 25px rgba(0, 122, 255, 0.3);
    transition: all var(--transition-base);
}

.tool-feature-item:hover .tool-feature-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 12px 35px rgba(0, 122, 255, 0.4);
}

.tool-feature-header h3 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin: 0;
    font-weight: 600;
}

.tool-feature-content p {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.feature-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.feature-list li {
    position: relative;
    padding: var(--spacing-xs) 0 var(--spacing-xs) var(--spacing-lg);
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-xs);
}

.feature-list li:before {
    content: '✓';
    position: absolute;
    left: 0;
    top: var(--spacing-xs);
    color: var(--success-color);
    font-weight: bold;
    font-size: 1rem;
}

.feature-list li:last-child {
    margin-bottom: 0;
}

/* Responsive Design for Tool Features */
.tool-features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

/* Remove the responsive breakpoints to keep single column layout */

@media (max-width: 767px) {
    .tool-feature-header {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-sm);
    }

    .tool-feature-icon {
        font-size: 2rem;
        width: 50px;
        height: 50px;
    }

    .tool-feature-header h3 {
        font-size: 1.25rem;
    }

    .feature-list li {
        padding-left: var(--spacing-md);
    }
}

.feature-card {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xxl);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.feature-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-color);
    background: rgba(255, 255, 255, 0.95);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
    display: inline-block;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: var(--radius-xxl);
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: 0 8px 25px rgba(0, 122, 255, 0.3);
    transition: all var(--transition-base);
    margin: 0 auto var(--spacing-lg);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 12px 35px rgba(0, 122, 255, 0.4);
}

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

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

/* Testimonials Section - Apple Style */
.testimonials-section {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    padding: var(--spacing-xxl) 0;
    border-radius: var(--radius-xxl);
    margin: var(--spacing-xl) 0;
}

.testimonial-card {
    background: var(--bg-primary);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xxl);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
    height: 100%;
    border: 1px solid var(--border-light);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.testimonial-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
    border-color: var(--primary-color);
}

.testimonial-rating {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    color: #fbbf24;
}

.testimonial-text {
    flex: 1;
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.author-avatar {
    font-size: 2.5rem;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
    border-radius: 50%;
    border: 2px solid var(--border-light);
}

.author-info {
    flex: 1;
}

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

.author-role {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.about-content {
    background-color: var(--bg-primary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.about-content p {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-top: var(--spacing-lg);
    flex-wrap: wrap;
}

/* Apple-style Page Background */
body {
    position: relative;
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 20%, #ffffff 40%, #f2f2f7 60%, #ffffff 80%, #f8fafc 100%);
    min-height: 100vh;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(circle at 25% 25%, rgba(0, 122, 255, 0.02) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(88, 86, 214, 0.02) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(255, 149, 0, 0.01) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

/* Apple-style Section Dividers */
.tools-section,
.testimonials-section,
.enterprise-section,
.metrics-section,
.security-section,
.tool-features-section {
    position: relative;
    margin: var(--spacing-xxl) var(--spacing-md);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--border-light);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.tools-section::before,
.testimonials-section::before {
    content: '';
    position: absolute;
    top: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: var(--radius-full);
    opacity: 0.8;
}

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

    .hero-subtitle {
        font-size: 1.25rem;
    }

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

    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }

    .stat-number {
        font-size: 2rem;
    }

    .section-header h2 {
        font-size: 1.75rem;
    }

    .tool-icon,
    .feature-icon {
        font-size: 2.5rem;
    }

    .feature-icon {
        width: 60px;
        height: 60px;
    }

    .testimonial-card {
        margin-bottom: var(--spacing-md);
    }

    .grid-3 {
        grid-template-columns: 1fr;
    }

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

/* ===================================
   Content Pages Styles (About, Contact, Privacy, Terms)
   =================================== */

/* Page Container */
.page-container {
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-md);
}

/* Page Header */
.page-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--border-color);
}

.page-header h1 {
    font-size: 2.5rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

.page-header .subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    font-weight: 400;
}

/* Content Wrapper */
.content-wrapper {
    background: var(--bg-primary);
}

/* Content Section */
.content-section {
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--bg-secondary);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.content-section h2 {
    font-size: 1.75rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: var(--spacing-xs);
}

.content-section h3 {
    font-size: 1.35rem;
    color: var(--text-primary);
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.content-section p {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.content-section ul,
.content-section ol {
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.content-section li {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.content-section a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.content-section a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.content-section strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* Values Grid (About Page) */
.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.value-item {
    padding: var(--spacing-lg);
    background: var(--bg-primary);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.value-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.value-item h3 {
    font-size: 1.25rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.value-item p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 0;
}

/* Contact Info (Contact Page) */
.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.contact-item {
    padding: var(--spacing-lg);
    background: var(--bg-primary);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.contact-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.contact-item h3 {
    font-size: 1.25rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.contact-item p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-xs);
}

.contact-item a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.contact-item a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Responsive Design for Content Pages */
@media (max-width: 768px) {
    .page-container {
        padding: var(--spacing-lg) var(--spacing-sm);
    }

    .page-header h1 {
        font-size: 2rem;
    }

    .page-header .subtitle {
        font-size: 1.1rem;
    }

    .content-section {
        padding: var(--spacing-md);
    }

    .content-section h2 {
        font-size: 1.5rem;
    }

    .content-section h3 {
        font-size: 1.2rem;
    }

    .values-grid,
    .contact-info {
        grid-template-columns: 1fr;
    }
}


/* ===================================
   Enhanced Professional Sections
   =================================== */

/* Hero Badge */
.hero-badge {
    display: inline-flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 999px;
    padding: 0.5rem 1rem;
    margin-bottom: var(--spacing-lg);
    backdrop-filter: blur(10px);
}

.badge-text {
    font-size: 0.875rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
}

/* Enhanced Hero Actions */
.hero-actions .btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.hero-actions svg {
    transition: transform var(--transition-fast);
}

.hero-actions .btn:hover svg {
    transform: translateX(2px);
}

/* Trust Section */
.trust-section {
    background: var(--bg-primary);
    padding: var(--spacing-xl) 0;
    border-bottom: 1px solid var(--border-color);
}

.trust-text {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-lg);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.trust-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.trust-logo {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-muted);
    opacity: 0.6;
    transition: opacity var(--transition-fast);
}

.trust-logo:hover {
    opacity: 1;
}

/* Enterprise Section - Apple Style */
.enterprise-section {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    padding: var(--spacing-xxl) 0;
    border-radius: var(--radius-xxl);
    margin: var(--spacing-xl) 0;
}

.enterprise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.enterprise-feature {
    background: var(--bg-primary);
    padding: var(--spacing-xxl);
    border-radius: var(--radius-xxl);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    transition: all var(--transition-base);
    border: 1px solid var(--border-light);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.enterprise-feature:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
    border-color: var(--primary-color);
}

.feature-icon-large {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: var(--radius-xxl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-xl);
    position: relative;
    box-shadow: 0 8px 25px rgba(0, 122, 255, 0.3);
    transition: all var(--transition-base);
}

.enterprise-feature:hover .feature-icon-large {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 12px 35px rgba(0, 122, 255, 0.4);
}

.icon-security::before {
    content: '🛡️';
    font-size: 2rem;
}

.icon-analytics::before {
    content: '📊';
    font-size: 2rem;
}

.icon-integration::before {
    content: '🔗';
    font-size: 2rem;
}

.enterprise-feature h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.enterprise-feature p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.enterprise-feature .feature-list {
    list-style: none;
    padding: 0;
}

.enterprise-feature .feature-list li {
    padding: 0.25rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.5rem;
}

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

/* API Preview Section */
.api-preview-section {
    background: var(--bg-primary);
    padding: var(--spacing-xxl) 0;
    border-radius: var(--radius-xxl);
    margin: var(--spacing-xl) 0;
}

.api-preview-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
}

.api-content h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.api-features {
    margin: var(--spacing-lg) 0;
}

.api-feature {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

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

.api-feature h4 {
    margin: 0 0 0.25rem 0;
    color: var(--text-primary);
}

.api-feature p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.api-code {
    background: var(--dark-bg-secondary);
    border-radius: var(--radius-xxl);
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.code-header {
    background: rgba(0, 0, 0, 0.2);
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.code-title {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.875rem;
    font-weight: 500;
}

.code-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    cursor: pointer;
}

.code-block {
    background: transparent;
    color: var(--dark-text-primary);
    padding: var(--spacing-md);
    margin: 0;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    line-height: 1.6;
    overflow-x: auto;
}

/* Metrics Section */
.metrics-section {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    padding: var(--spacing-xxl) 0;
    border-radius: var(--radius-xxl);
    margin: var(--spacing-xl) 0;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.metric-card {
    background: var(--bg-primary);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xxl);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: all var(--transition-base);
    border: 1px solid var(--border-light);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.metric-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
    border-color: var(--primary-color);
}

.metric-value {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.metric-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.metric-trend {
    font-size: 0.875rem;
    color: var(--success-color);
    font-weight: 600;
}

.metric-label {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

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

/* Security Section */
.security-section {
    background: var(--bg-primary);
    padding: var(--spacing-xxl) 0;
    border-radius: var(--radius-xxl);
    margin: var(--spacing-xl) 0;
}

.security-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.security-content h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.compliance-badges {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.compliance-badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-light);
    transition: all var(--transition-base);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.compliance-badge:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-color);
    background: var(--bg-primary);
}

.badge-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-primary), var(--bg-tertiary));
    border-radius: var(--radius-lg);
    border: 2px solid var(--border-light);
}

.badge-info h4 {
    margin: 0 0 var(--spacing-xs) 0;
    color: var(--text-primary);
    font-size: 1.125rem;
    font-weight: 600;
}

.badge-info p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.5;
}

.security-features {
    margin-top: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.security-feature {
    background: var(--bg-secondary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-light);
    transition: all var(--transition-base);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.security-feature:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-color);
    background: var(--bg-primary);
}

.security-feature h4 {
    margin: 0 0 var(--spacing-sm) 0;
    color: var(--text-primary);
    font-size: 1.125rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.security-feature h4::before {
    content: '✓';
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: linear-gradient(135deg, var(--success-color), #28a745);
    color: white;
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: bold;
    flex-shrink: 0;
}

.security-feature p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.security-diagram {
    background: var(--bg-secondary);
    border-radius: var(--radius-xxl);
    padding: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    border: 1px solid var(--border-light);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
}

.security-layer {
    background: var(--bg-primary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    border-left: 4px solid var(--primary-color);
    transition: all var(--transition-base);
    border: 1px solid var(--border-light);
}

.security-layer:hover {
    transform: translateX(8px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-color);
}

.layer-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    font-size: 1.0625rem;
}

.layer-items {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.layer-item {
    background: var(--bg-secondary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    font-size: 0.8125rem;
    color: var(--text-secondary);
    border: 1px solid var(--border-light);
    transition: all var(--transition-fast);
}

.layer-item:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

/* Responsive Design for New Sections */
@media (max-width: 768px) {
    .trust-logos {
        gap: var(--spacing-md);
    }

    .trust-logo {
        font-size: 1rem;
    }

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

    .api-preview-grid,
    .security-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

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

    .metric-number {
        font-size: 2rem;
    }

    .compliance-badges {
        gap: var(--spacing-sm);
    }

    .hero-badge {
        margin-bottom: var(--spacing-md);
    }

    .badge-text {
        font-size: 0.75rem;
    }
}

/* ===================================
   Apple-style Micro-interactions
   =================================== */

/* Smooth scroll behavior */
html {
    scroll-behavior: smooth;
}

/* Apple-style focus states */
*:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

/* Enhanced button interactions */
.btn:active {
    transform: scale(0.98);
}

/* Apple-style loading states */
@keyframes appleSpinner {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

.loading-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-light);
    border-top: 2px solid var(--primary-color);
    border-radius: 50%;
    animation: appleSpinner 1s linear infinite;
}

/* Apple-style selection */
::selection {
    background-color: var(--primary-color);
    color: white;
}

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

/* Enhanced scrollbar for webkit browsers */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: var(--radius-full);
    transition: background var(--transition-fast);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Apple-style image loading */
img {
    transition: opacity var(--transition-base);
}

img:not([src]) {
    opacity: 0;
}

/* Enhanced glass morphism effects */
.glass-effect {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Apple-style pulse animation for loading states */
@keyframes applePulse {

    0%,
    100% {
        opacity: 0.6;
        transform: scale(1);
    }

    50% {
        opacity: 1;
        transform: scale(1.05);
    }
}

.pulse-animation {
    animation: applePulse 2s ease-in-out infinite;
}

/* Enhanced container spacing for Apple-style layout */
.container {
    padding-left: max(var(--spacing-md), env(safe-area-inset-left));
    padding-right: max(var(--spacing-md), env(safe-area-inset-right));
}

/* Apple-style content reveal animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Enhanced mobile experience */
@media (max-width: 768px) {

    /* Larger touch targets for mobile */
    .btn {
        min-height: 44px;
        padding: var(--spacing-sm) var(--spacing-lg);
    }

    /* Improved mobile spacing */
    .tools-section,
    .testimonials-section,
    .enterprise-section,
    .metrics-section,
    .security-section,
    .tool-features-section {
        margin: var(--spacing-lg) var(--spacing-sm);
        border-radius: var(--radius-xl);
    }

    /* Mobile-optimized hero */
    .hero {
        border-radius: 0 0 var(--radius-xl) var(--radius-xl);
    }

    /* Enhanced mobile cards */
    .tool-card,
    .feature-card,
    .testimonial-card,
    .metric-card,
    .enterprise-feature,
    .tool-feature-item {
        border-radius: var(--radius-xl);
    }
}

/* Apple-style reduced motion support */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}

/* Enhanced dark mode support (future-ready) */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #000000;
        --bg-secondary: #1C1C1E;
        --bg-tertiary: #2C2C2E;
        --text-primary: #FFFFFF;
        --text-secondary: #EBEBF5;
        --text-muted: #8E8E93;
        --border-color: #38383A;
        --border-light: #48484A;
    }
}

/* 为不同工具添加独特的渐变色 */
.tool-card:nth-child(1) .tool-icon {
    background: var(--gradient-primary);
}

.tool-card:nth-child(2) .tool-icon {
    background: var(--gradient-secondary);
}

.tool-card:nth-child(3) .tool-icon {
    background: var(--gradient-accent);
}

.tool-card:nth-child(4) .tool-icon {
    background: var(--gradient-warm);
}

.tool-card:nth-child(5) .tool-icon {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* 更新feature图标样式 */
.feature-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
    display: inline-block;
    padding: var(--spacing-lg);
    background: var(--gradient-primary);
    border-radius: var(--radius-xxl);
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: var(--shadow-colored);
    transition: all var(--transition-base);
    margin: 0 auto var(--spacing-lg);
}

.feature-card:nth-child(1) .feature-icon {
    background: var(--gradient-primary);
}

.feature-card:nth-child(2) .feature-icon {
    background: var(--gradient-secondary);
}

.feature-card:nth-child(3) .feature-icon {
    background: var(--gradient-accent);
}

.feature-card:nth-child(4) .feature-icon {
    background: var(--gradient-warm);
}

.feature-card:nth-child(5) .feature-icon {
    background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
}

.feature-card:nth-child(6) .feature-icon {
    background: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%);
}

/* 更新页面背景 */
body {
    position: relative;
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 20%, #eef2ff 40%, #f1f5f9 60%, #ffffff 80%, #f8fafc 100%);
    min-height: 100vh;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(circle at 25% 25%, rgba(99, 102, 241, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(236, 72, 153, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(139, 92, 246, 0.02) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}