:root {
    --google-blue: #4285F4;
    --google-red: #DB4437;
    --google-yellow: #F4B400;
    --google-green: #0F9D58;
    --text-primary: #1a1f36;
    --text-secondary: #5F6368;
    --border-color: #DADCE0;
    --background: #FFFFFF;
    --font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    --header-height: 64px;
}

/* Global Styles */
html {
    font-size: 14px;
    position: relative;
    min-height: 100%;
}

body {
    font-family: var(--font-family);
    background-color: var(--background);
    color: var(--text-primary);
    line-height: 1.5;
    padding-top: var(--header-height);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    margin-bottom: 60px;
}

/* Header Styles */
.header-google {
    background: var(--background);
    border-bottom: 1px solid var(--border-color);
    height: var(--header-height);
    z-index: 1000;
}

.h-16 {
    height: var(--header-height);
}

.header-brand {
    text-decoration: none;
    color: var(--text-primary);
}

.vertical-divider {
    width: 1px;
    height: 24px;
    background: var(--border-color);
}

.nav-item {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    transition: color 0.2s;
}

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

.nav-item.active {
    color: var(--text-primary);
    font-weight: 500;
}

.btn-icon {
    width: 40px;
    height: 40px;
    border: none;
    background: transparent;
    border-radius: 50%;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s;
}

.btn-icon:hover {
    background-color: rgba(0,0,0,0.05);
}

/* Main Content */
.main-content {
    flex: 1;
}

.hero-section {
    min-height: calc(100vh - var(--header-height));
    padding: 4rem 0;
}

.hero-title {
    font-size: 4rem;
    font-weight: 500;
    line-height: 1.2;
}

.text-google-red {
    color: var(--google-red);
}

.text-google-blue {
    color: var(--google-blue);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 540px;
}

/* Trust Section */
.trust-section {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.stars {
    color: var(--google-yellow);
    letter-spacing: 2px;
}

.rating-text {
    font-weight: 500;
}

.trust-text {
    opacity: 0.8;
}

/* Dashboard Preview */
.dashboard-preview {
    padding: 2rem;
}

/* Button Styles */
.btn-google {
    background-color: var(--google-blue);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 4px;
    font-weight: 500;
    transition: background-color 0.2s;
}

.btn-google:hover {
    background-color: #357ABD;
    color: white;
}

.btn-google:active {
    background-color: #2B669A;
    color: white;
}

.btn-google-blue {
    background: var(--google-blue);
    color: white;
    border: none;
    font-weight: 500;
    border-radius: 4px;
    transition: box-shadow 0.2s;
}

.btn-google-blue:hover {
    background: var(--google-blue);
    color: white;
    box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

/* Alert Animations */
.alert {
    transition: opacity 0.3s ease-in-out;
}

.alert.fade {
    opacity: 0;
}

.alert.fade.show {
    opacity: 1;
}

.fa-bounce {
    animation: bounce 1s;
}

.fa-shake {
    animation: shake 0.5s;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-20px); }
    60% { transform: translateY(-10px); }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

/* Footer Styles */
.footer-google {
    background: var(--background);
    border-top: 1px solid var(--border-color);
    margin-top: auto;
}

.py-8 {
    padding-top: 4rem;
    padding-bottom: 4rem;
}

.mt-8 {
    margin-top: 4rem;
}

.footer-title {
    color: var(--text-primary);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 1rem;
}

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

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

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.2s;
}

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

.footer-description {
    font-size: 0.875rem;
    max-width: 300px;
}

.footer-secondary {
    border-top: 1px solid var(--border-color);
}

.social-link {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s;
}

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

/* Responsive */
@media (max-width: 991.98px) {
    .header-nav {
        display: none;
    }

    .hero-title {
        font-size: 3rem;
    }

    .dashboard-preview {
        margin-top: 2rem;
    }
}

@media (min-width: 768px) {
    html {
        font-size: 16px;
    }
}

/* Google Sans Font */
@font-face {
    font-family: 'Google Sans';
    src: url('/fonts/GoogleSans-Regular.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
}

@font-face {
    font-family: 'Google Sans';
    src: url('/fonts/GoogleSans-Medium.woff2') format('woff2');
    font-weight: 500;
    font-style: normal;
}