/* Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #0066cc;
    --primary-dark: #0052a3;
    --secondary-color: #00b4d8;
    --accent-color: #ff6b35;
    --success-color: #06d6a0;
    --warning-color: #ffd60a;
    --dark: #1a1a2e;
    --gray-dark: #16213e;
    --gray-medium: #6c757d;
    --gray-light: #e9ecef;
    --white: #ffffff;
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --border-radius: 8px;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: #f8f9fa;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header & Navigation */
.header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
}

.navbar {
    padding: 1rem 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--white);
}

.logo .domain {
    color: var(--secondary-color);
}

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

.nav-menu a {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
    padding: 0.5rem 0;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--secondary-color);
}

/* Hero Section */
.hero-section {
    padding: 5rem 0;
    color: var(--white);
    text-align: center;
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background-color: #ff5722;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background-color: transparent;
    color: var(--white);
    border-color: var(--white);
}

.btn-outline:hover {
    background-color: var(--white);
    color: var(--primary-color);
}

.btn-large {
    padding: 1.125rem 2.5rem;
    font-size: 1.125rem;
}

.btn-block {
    width: 100%;
}

.btn-disabled {
    background-color: var(--gray-light);
    color: var(--gray-medium);
    cursor: not-allowed;
}

/* Features Section */
.features {
    padding: 5rem 0;
    background-color: var(--white);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--dark);
}

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

.feature-box {
    padding: 2rem;
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid var(--gray-light);
}

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

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-box h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--primary-color);
}

.feature-box p {
    color: var(--text-secondary);
}

/* Stats Section */
.stats {
    background: linear-gradient(135deg, var(--gray-dark) 0%, var(--dark) 100%);
    color: var(--white);
    padding: 4rem 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    text-align: center;
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.125rem;
    opacity: 0.9;
}

/* CTA Section */
.cta-section {
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 5rem 0;
    text-align: center;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-section p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
}

/* Main Content Pages */
.main-content {
    padding: 3rem 0;
    min-height: 60vh;
}

.page-header {
    text-align: center;
    margin-bottom: 3rem;
}

.page-header h1 {
    font-size: 2.75rem;
    color: var(--dark);
    margin-bottom: 1rem;
}

.lead {
    font-size: 1.25rem;
    color: var(--text-secondary);
}

/* Features List */
.features-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-bottom: 3rem;
}

.feature-item {
    display: flex;
    gap: 2rem;
    padding: 2rem;
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.feature-item-icon {
    font-size: 3rem;
    flex-shrink: 0;
}

.feature-item-content h2 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

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

.feature-list li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

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

/* Forms */
.signup-container,
.login-container {
    max-width: 600px;
    margin: 0 auto;
}

.login-box {
    background-color: var(--white);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    margin-bottom: 2rem;
}

.login-box h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.subtitle {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.form-field {
    margin-bottom: 1.5rem;
}

.form-field label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--dark);
}

.form-field input[type="text"],
.form-field input[type="email"],
.form-field input[type="password"],
.form-field select,
.form-field textarea {
    width: 100%;
    padding: 0.875rem;
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-field input:disabled {
    background-color: var(--gray-light);
    cursor: not-allowed;
}

.form-field small {
    display: block;
    margin-top: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

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

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.checkbox {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-weight: normal;
}

.checkbox input[type="checkbox"] {
    width: auto;
    cursor: pointer;
}

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

.link-primary:hover {
    text-decoration: underline;
}

/* Alerts */
.alert {
    padding: 1.5rem;
    border-radius: var(--border-radius);
    margin-bottom: 2rem;
    display: flex;
    gap: 1rem;
}

.alert-warning {
    background-color: #fff3cd;
    border-left: 4px solid var(--warning-color);
}

.alert-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.alert-content h3 {
    margin-bottom: 0.5rem;
    color: var(--dark);
}

/* Info Cards */
.info-card {
    background-color: var(--gray-light);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    margin-bottom: 2rem;
}

.info-card h3 {
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

.info-panels {
    display: grid;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.config-details {
    margin-top: 1rem;
}

.config-details p {
    margin-bottom: 0.75rem;
}

.tips-list {
    list-style: none;
    padding-left: 0;
}

.tips-list li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.tips-list li:before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

/* Divider */
.divider {
    text-align: center;
    margin: 2rem 0;
    position: relative;
}

.divider:before {
    content: "";
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background-color: var(--gray-light);
}

.divider span {
    background-color: var(--white);
    padding: 0 1rem;
    position: relative;
    color: var(--text-secondary);
}

/* Alternate Box */
.alternate-box {
    text-align: center;
    padding: 1.5rem;
    background-color: var(--gray-light);
    border-radius: var(--border-radius);
}

.alternate-box p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

/* Contact */
.contact-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.contact-method {
    background-color: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: transform 0.3s;
}

.contact-method:hover {
    transform: translateY(-5px);
}

.method-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.contact-method h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.contact-email {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 600;
}

.contact-email:hover {
    text-decoration: underline;
}

.contact-form-section {
    background-color: var(--white);
    padding: 3rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    margin-bottom: 4rem;
}

.contact-form-section h2 {
    margin-bottom: 0.5rem;
}

.contact-form-section > p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

/* FAQ */
.faq-section {
    margin-bottom: 4rem;
}

.faq-section h2 {
    margin-bottom: 2rem;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.faq-card {
    background-color: var(--white);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.faq-card h3 {
    color: var(--primary-color);
    margin-bottom: 0.75rem;
    font-size: 1.125rem;
}

.faq-card p {
    color: var(--text-secondary);
}

/* About Section */
.about-section {
    background-color: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.about-section h2 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.about-section p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

/* CTA Box */
.cta-box {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 3rem;
    border-radius: var(--border-radius);
    text-align: center;
    margin-top: 3rem;
}

.cta-box h2 {
    margin-bottom: 1rem;
}

.cta-box p {
    margin-bottom: 2rem;
    font-size: 1.125rem;
}

/* Help Text */
.help-text {
    text-align: center;
    margin-top: 2rem;
    color: var(--text-secondary);
}

.help-text a {
    color: var(--primary-color);
    text-decoration: none;
}

.help-text a:hover {
    text-decoration: underline;
}

/* Footer */
.footer {
    background-color: var(--dark);
    color: var(--white);
    padding: 3rem 0 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-brand h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.footer-brand p {
    opacity: 0.8;
}

.footer-links h4,
.footer-legal h4 {
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

.footer-links ul,
.footer-legal ul {
    list-style: none;
}

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

.footer-links a,
.footer-legal a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.3s;
}

.footer-links a:hover,
.footer-legal a:hover {
    opacity: 1;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.7;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        flex-direction: column;
        gap: 0.5rem;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

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

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

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

    .feature-item {
        flex-direction: column;
        text-align: center;
    }

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

    .form-options {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .login-box {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .navbar .container {
        flex-direction: column;
        gap: 1rem;
    }

    .hero-section {
        padding: 3rem 0;
    }

    .section-title {
        font-size: 2rem;
    }

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

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

    .contact-form-section {
        padding: 1.5rem;
    }
}