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

/* Dark theme (default) */
:root {
    --bg-primary: #0d0d0d;
    --bg-secondary: #141414;
    --bg-tertiary: #1a1a1a;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-tertiary: #6b6b6b;
    --accent-primary: #5e6ad2;
    --accent-secondary: #6366f1;
    --border-color: #262626;
    --card-bg: #1a1a1a;
    --gradient-start: #6366f1;
    --gradient-end: #8b5cf6;
    --nav-bg: rgba(13, 13, 13, 0.8);
    --nav-bg-scrolled: rgba(13, 13, 13, 0.95);
    --btn-hover-bg: rgba(99, 102, 241, 0.1);
    --shadow-sm: rgba(0, 0, 0, 0.3);
    --shadow-md: rgba(0, 0, 0, 0.5);
    --shadow-accent: rgba(99, 102, 241, 0.3);
}

/* Light theme - system preference */
@media (prefers-color-scheme: light) {
    :root:not([data-theme]) {
        --bg-primary: #ffffff;
        --bg-secondary: #f8f9fa;
        --bg-tertiary: #f1f3f5;
        --text-primary: #1a1a1a;
        --text-secondary: #6b6b6b;
        --text-tertiary: #a0a0a0;
        --accent-primary: #5e6ad2;
        --accent-secondary: #6366f1;
        --border-color: #e1e4e8;
        --card-bg: #ffffff;
        --gradient-start: #6366f1;
        --gradient-end: #8b5cf6;
        --nav-bg: rgba(255, 255, 255, 0.8);
        --nav-bg-scrolled: rgba(255, 255, 255, 0.95);
        --btn-hover-bg: rgba(99, 102, 241, 0.15);
        --shadow-sm: rgba(0, 0, 0, 0.1);
        --shadow-md: rgba(0, 0, 0, 0.15);
        --shadow-accent: rgba(99, 102, 241, 0.25);
    }
}

/* Manual light theme override */
[data-theme="light"] {
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #f1f3f5;
    --text-primary: #1a1a1a;
    --text-secondary: #6b6b6b;
    --text-tertiary: #a0a0a0;
    --accent-primary: #5e6ad2;
    --accent-secondary: #6366f1;
    --border-color: #e1e4e8;
    --card-bg: #ffffff;
    --gradient-start: #6366f1;
    --gradient-end: #8b5cf6;
    --nav-bg: rgba(255, 255, 255, 0.8);
    --nav-bg-scrolled: rgba(255, 255, 255, 0.95);
    --btn-hover-bg: rgba(99, 102, 241, 0.15);
    --shadow-sm: rgba(0, 0, 0, 0.1);
    --shadow-md: rgba(0, 0, 0, 0.15);
    --shadow-accent: rgba(99, 102, 241, 0.25);
}

/* Manual dark theme override */
[data-theme="dark"] {
    --bg-primary: #0d0d0d;
    --bg-secondary: #141414;
    --bg-tertiary: #1a1a1a;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-tertiary: #6b6b6b;
    --accent-primary: #5e6ad2;
    --accent-secondary: #6366f1;
    --border-color: #262626;
    --card-bg: #1a1a1a;
    --gradient-start: #6366f1;
    --gradient-end: #8b5cf6;
    --nav-bg: rgba(13, 13, 13, 0.8);
    --nav-bg-scrolled: rgba(13, 13, 13, 0.95);
    --btn-hover-bg: rgba(99, 102, 241, 0.1);
    --shadow-sm: rgba(0, 0, 0, 0.3);
    --shadow-md: rgba(0, 0, 0, 0.5);
    --shadow-accent: rgba(99, 102, 241, 0.3);
}

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: var(--nav-bg);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 22px;
    font-weight: 600;
}

.logo-icon {
    width: 48px;
    height: 48px;
    object-fit: contain;
    display: block;
}

.nav-links {
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.2s;
}

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

.nav-cta {
    background-color: var(--accent-primary);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.2s;
    text-decoration: none;
    display: inline-block;
}

.nav-cta:hover {
    background-color: var(--accent-secondary);
    transform: translateY(-1px);
}

/* Hero Section */
.hero {
    padding: 120px 24px 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.hero-content {
    animation: fadeInUp 0.8s ease-out;
}

.hero-title {
    font-size: 64px;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.btn-primary {
    background-color: var(--accent-primary);
    color: white;
    border: none;
    padding: 14px 28px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
    text-decoration: none;
    display: inline-block;
}

.btn-primary:hover {
    background-color: var(--accent-secondary);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px var(--shadow-accent);
}

.btn-primary.large {
    padding: 16px 32px;
    font-size: 18px;
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 14px 28px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
    text-decoration: none;
    display: inline-block;
}

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

.btn-secondary.large {
    padding: 16px 32px;
    font-size: 18px;
}

/* App Preview */
.hero-visual {
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.app-preview {
    perspective: 1000px;
}

.app-window {
    background-color: var(--card-bg);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    box-shadow: 0 20px 60px var(--shadow-md);
    transform: rotateY(-5deg) rotateX(5deg);
    transition: transform 0.3s;
}

.app-window:hover {
    transform: rotateY(0deg) rotateX(0deg);
}

.app-header {
    background-color: var(--bg-secondary);
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
}

.window-controls {
    display: flex;
    gap: 8px;
}

.control {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--text-tertiary);
}

.control.red {
    background-color: #ff5f57;
}

.control.yellow {
    background-color: #ffbd2e;
}

.control.green {
    background-color: #28ca42;
}

.app-content {
    padding: 24px;
}

.preview-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.preview-icon {
    width: 56px;
    height: 56px;
    object-fit: contain;
    display: block;
    flex-shrink: 0;
}

.preview-header h3 {
    font-size: 24px;
    margin-bottom: 4px;
}

.preview-header p {
    color: var(--text-secondary);
    font-size: 14px;
}

.preview-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 24px;
}

.preview-plan {
    display: flex;
    align-items: center;
    gap: 12px;
}

.plan-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, #f97316, #fb923c);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
}

.plan-name {
    color: #f97316;
    font-weight: 600;
    display: block;
    margin-bottom: 4px;
}

.plan-details {
    color: var(--text-secondary);
    font-size: 14px;
}

.plan-usage {
    margin-left: auto;
    font-weight: 600;
}

.preview-integrations h4 {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.integration-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}

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

.integration-checkbox {
    width: 20px;
    height: 20px;
    border-radius: 4px;
    border: 2px solid var(--accent-primary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.integration-checkbox.checked {
    background-color: var(--accent-primary);
}

.integration-checkbox.checked::after {
    content: '✓';
    color: white;
    font-size: 12px;
}

.integration-icon {
    margin-left: auto;
    width: 24px;
    height: 24px;
    object-fit: contain;
    display: block;
    opacity: 0.9;
    transition: opacity 0.2s;
}

.integration-icon:hover {
    opacity: 1;
}

.preview-status {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: #28ca42;
    box-shadow: 0 0 8px rgba(40, 202, 66, 0.5);
}

.status-text {
    font-weight: 500;
    margin-bottom: 2px;
}

.status-subtext {
    font-size: 12px;
    color: var(--text-secondary);
}

/* Features Section */
.features {
    padding: 120px 24px;
    background-color: var(--bg-secondary);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 80px;
}

.section-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.feature-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 32px;
    transition: all 0.3s;
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent-primary);
    box-shadow: 0 12px 32px var(--shadow-sm);
}

.feature-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 16px;
    color: var(--accent-primary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-icon svg {
    width: 100%;
    height: 100%;
    stroke: currentColor;
}

.feature-card h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 12px;
}

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

/* How It Works Section */
.how-it-works {
    padding: 120px 24px;
    background-color: var(--bg-primary);
}

.workflow {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 32px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.workflow-step {
    flex: 1;
    min-width: 280px;
    max-width: 320px;
    text-align: center;
}

.step-number {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 700;
    margin: 0 auto 24px;
    box-shadow: 0 8px 24px var(--shadow-accent);
}

.workflow-step h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 12px;
}

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

.workflow-arrow {
    font-size: 32px;
    color: var(--text-tertiary);
    margin-top: 30px;
    flex-shrink: 0;
}

.architecture-note {
    text-align: center;
    padding: 24px;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    max-width: 600px;
    margin: 0 auto;
}

.architecture-note p {
    color: var(--text-secondary);
    font-size: 16px;
    margin: 0;
}

/* Integrations Section */
.integrations {
    padding: 120px 24px;
}

.integrations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.integration-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 40px 32px;
    text-align: center;
    transition: all 0.3s;
    text-decoration: none;
    color: inherit;
    display: block;
}

.integration-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent-primary);
    box-shadow: 0 12px 32px var(--shadow-sm);
}

.integration-card-icon {
    width: 64px;
    height: 64px;
    margin-bottom: 20px;
    object-fit: contain;
    display: block;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.9;
    transition: opacity 0.2s, transform 0.2s;
}

.integration-card:hover .integration-card-icon {
    opacity: 1;
    transform: scale(1.05);
}

.integration-card h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 12px;
}

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

/* CTA Section */
.cta {
    padding: 120px 24px;
    background-color: var(--bg-secondary);
}

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.cta-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Footer */
.footer {
    padding: 80px 24px 40px;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 16px;
}

.footer-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

.footer-section h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

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

.footer-section ul li {
    margin-bottom: 12px;
}

.footer-section ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-section ul li a:hover {
    color: var(--text-primary);
}

.footer-bottom {
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
    color: var(--text-tertiary);
    font-size: 14px;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-bottom-content p {
    margin: 0;
}

/* Theme Toggle */
.theme-toggle-container {
    display: flex;
    align-items: center;
}

.theme-toggle-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    user-select: none;
    color: var(--text-secondary);
    font-size: 14px;
    transition: color 0.2s;
}

.theme-toggle-label:hover {
    color: var(--text-primary);
}

.theme-toggle-icon {
    font-size: 16px;
    line-height: 1;
}

.theme-toggle-text {
    font-size: 12px;
    font-weight: 500;
    min-width: 40px;
    text-align: center;
}

.theme-toggle-label {
    position: relative;
}

.theme-toggle {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.theme-toggle-slider {
    position: relative;
    display: inline-block;
    width: 48px;
    height: 24px;
    background-color: var(--border-color);
    border-radius: 12px;
    transition: background-color 0.3s;
    margin: 0 4px;
    cursor: pointer;
}

.theme-toggle-slider::before {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    background-color: white;
    border-radius: 50%;
    transition: transform 0.3s;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.theme-toggle:checked ~ .theme-toggle-slider {
    background-color: var(--accent-primary);
}

.theme-toggle:checked ~ .theme-toggle-slider::before {
    transform: translateX(24px);
}

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

/* Responsive Design */
@media (max-width: 968px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .hero-title {
        font-size: 48px;
    }

    .section-title {
        font-size: 36px;
    }

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

    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

@media (max-width: 640px) {
    .nav-links {
        display: none;
    }

    .hero-title {
        font-size: 36px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .section-title {
        font-size: 32px;
    }

    .cta-title {
        font-size: 32px;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .hero-cta,
    .cta-buttons {
        flex-direction: column;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
    }

    .workflow {
        flex-direction: column;
        align-items: center;
    }

    .workflow-arrow {
        transform: rotate(90deg);
        margin: 16px 0;
    }

    .workflow-step {
        max-width: 100%;
    }

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

    .theme-toggle-label {
        justify-content: center;
    }
}

/* Integration Detail Pages */
.integration-detail {
    padding: 140px 24px 120px;
    min-height: 100vh;
}

.integration-detail-header {
    margin-bottom: 80px;
    text-align: center;
}

.back-link {
    display: inline-flex;
    align-items: center;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 24px;
    transition: color 0.2s;
}

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

.integration-detail-title {
    font-size: 56px;
    font-weight: 700;
    margin: 0;
    letter-spacing: -0.02em;
}

.integration-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 60px;
    margin: 80px 0;
    padding: 60px 0;
}

.integration-flow-icon {
    display: flex;
    align-items: center;
    justify-content: center;
}

.flow-app-icon {
    width: 120px;
    height: 120px;
    object-fit: contain;
}

.flow-reminders-icon {
    width: 120px;
    height: 120px;
    object-fit: contain;
}

.integration-flow-arrow {
    width: 120px;
    height: 120px;
    color: var(--accent-primary);
    flex-shrink: 0;
}

.integration-flow-arrow svg {
    width: 100%;
    height: 100%;
}

.integration-description {
    max-width: 800px;
    margin: 0 auto 80px;
    text-align: center;
}

.integration-description p {
    font-size: 20px;
    line-height: 1.8;
    color: var(--text-secondary);
}

.integration-video {
    max-width: 1000px;
    margin: 0 auto;
}

.video-placeholder {
    width: 100%;
    aspect-ratio: 16 / 9;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.video-placeholder-content {
    text-align: center;
    z-index: 1;
}

.play-icon {
    width: 80px;
    height: 80px;
    color: var(--text-secondary);
    margin: 0 auto 24px;
    display: block;
}

.video-placeholder-text {
    font-size: 18px;
    color: var(--text-secondary);
    font-weight: 500;
    margin: 0;
}

/* Demo Animation Styles */
.demo-container {
    display: flex;
    gap: 24px;
    max-width: 1200px;
    margin: 0 auto;
    background-color: var(--bg-secondary);
    border-radius: 12px;
    padding: 24px;
    border: 1px solid var(--border-color);
}

.demo-side {
    flex: 1;
    min-width: 0;
}

.demo-browser {
    background-color: var(--card-bg);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 12px var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.browser-header {
    background-color: var(--bg-secondary);
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border-color);
}

.browser-controls {
    display: flex;
    gap: 6px;
}

.browser-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--text-secondary);
    opacity: 0.3;
}

.browser-dot:nth-child(1) { background-color: #ff5f57; opacity: 1; }
.browser-dot:nth-child(2) { background-color: #ffbd2e; opacity: 1; }
.browser-dot:nth-child(3) { background-color: #28ca42; opacity: 1; }

.browser-url {
    flex: 1;
    background-color: var(--bg-primary);
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 12px;
    color: var(--text-secondary);
    font-family: monospace;
}

.gmail-interface {
    display: flex;
    height: 500px;
    background-color: #ffffff;
}

.gmail-sidebar {
    width: 180px;
    background-color: #f8f9fa;
    border-right: 1px solid #e0e0e0;
    padding: 16px 0;
}

.gmail-sidebar-item {
    padding: 12px 24px;
    font-size: 14px;
    color: #202124;
    cursor: pointer;
    transition: background-color 0.2s;
}

.gmail-sidebar-item.active {
    background-color: #fce8e6;
    color: #d93025;
    font-weight: 500;
    border-right: 3px solid #d93025;
}

.gmail-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.gmail-email-list {
    border-bottom: 1px solid #e0e0e0;
    max-height: 200px;
    overflow-y: auto;
}

.gmail-email-item {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    gap: 12px;
    cursor: pointer;
    transition: background-color 0.2s;
    border-bottom: 1px solid #f0f0f0;
}

.gmail-email-item:hover {
    background-color: #f5f5f5;
}

.email-checkbox {
    width: 18px;
    height: 18px;
    border: 2px solid #dadce0;
    border-radius: 3px;
}

.email-star {
    width: 18px;
    height: 18px;
    color: #dadce0;
}

.email-from {
    font-weight: 500;
    font-size: 14px;
    color: #202124;
    min-width: 150px;
}

.email-subject {
    flex: 1;
    font-size: 14px;
    color: #202124;
}

.email-time {
    font-size: 12px;
    color: #5f6368;
    min-width: 60px;
    text-align: right;
}

.gmail-email-view {
    flex: 1;
    padding: 24px;
    overflow-y: auto;
    display: none;
}

.gmail-email-view.active {
    display: block;
}

.email-header {
    border-bottom: 1px solid #e0e0e0;
    padding-bottom: 16px;
    margin-bottom: 16px;
}

.email-header-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
}

.email-view-subject {
    font-size: 20px;
    font-weight: 400;
    color: #202124;
    margin: 0;
    flex: 1;
}

.add-to-reminders-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background-color: #6BA3F0;
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.1s;
}

.add-to-reminders-btn:hover {
    background-color: #5a93e0;
}

.add-to-reminders-btn:active {
    transform: scale(0.98);
}

.add-to-reminders-btn.loading {
    background-color: #9bb5e0;
    cursor: not-allowed;
}

.add-to-reminders-btn.success {
    background-color: #34a853;
}

.email-from-line {
    font-size: 14px;
    color: #202124;
    margin-bottom: 4px;
}

.email-date {
    font-size: 12px;
    color: #5f6368;
}

.email-body {
    font-size: 14px;
    line-height: 1.6;
    color: #202124;
}

.email-body p {
    margin: 0 0 12px 0;
}

.reminders-app {
    background-color: var(--card-bg);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 12px var(--shadow-sm);
    border: 1px solid var(--border-color);
    height: 500px;
    display: flex;
    flex-direction: column;
}


.app-header {
    background-color: var(--bg-secondary);
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
}

.app-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.app-icon-small {
    width: 20px;
    height: 20px;
    object-fit: contain;
}

.reminders-sidebar {
    width: 180px;
    background-color: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    padding: 16px 0;
    flex-shrink: 0;
}

.reminder-list-item {
    padding: 12px 24px;
    font-size: 14px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: background-color 0.2s;
}

.reminder-list-item.active {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-weight: 500;
}

.reminders-main {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
}

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

.reminder-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px;
    border-radius: 8px;
    transition: background-color 0.2s, opacity 0.3s, transform 0.3s;
}

.reminder-item.existing {
    background-color: transparent;
}

.reminder-item.new {
    background-color: var(--bg-secondary);
    border: 1px solid var(--accent-primary);
    box-shadow: 0 2px 8px var(--shadow-accent);
}

.reminder-checkbox {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    flex-shrink: 0;
    margin-top: 2px;
}

.reminder-text {
    font-size: 14px;
    color: var(--text-primary);
}

.reminder-content {
    flex: 1;
}

.reminder-title {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.reminder-note {
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 4px;
}

.reminder-link {
    font-size: 11px;
    color: var(--accent-primary);
    text-decoration: underline;
    cursor: pointer;
}

.demo-controls {
    text-align: center;
    margin-top: 24px;
}

.demo-play-btn {
    padding: 12px 32px;
    background-color: var(--accent-primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.1s;
}

.demo-play-btn:hover {
    background-color: #5855eb;
}

.demo-play-btn:active {
    transform: scale(0.98);
}

.demo-play-btn.playing {
    background-color: var(--text-secondary);
}

@media (max-width: 968px) {
    .demo-container {
        flex-direction: column;
        padding: 16px;
    }
    
    .gmail-interface,
    .reminders-app {
        height: 400px;
    }
}

/* Responsive for integration detail pages */
@media (max-width: 968px) {
    .integration-detail-title {
        font-size: 42px;
    }

    .integration-flow {
        gap: 40px;
        padding: 40px 0;
    }

    .flow-app-icon,
    .flow-reminders-icon {
        width: 80px;
        height: 80px;
    }

    .integration-flow-arrow {
        width: 80px;
        height: 80px;
    }

    .integration-description p {
        font-size: 18px;
    }
}

@media (max-width: 640px) {
    .integration-detail {
        padding: 120px 24px 80px;
    }

    .integration-detail-title {
        font-size: 32px;
    }

    .integration-flow {
        flex-direction: column;
        gap: 30px;
        margin: 60px 0;
    }

    .integration-flow-arrow {
        transform: rotate(90deg);
        width: 60px;
        height: 60px;
    }

    .flow-app-icon,
    .flow-reminders-icon {
        width: 64px;
        height: 64px;
    }

    .integration-description p {
        font-size: 16px;
    }

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

    .video-placeholder-text {
        font-size: 16px;
    }
}