/* CSS Custom Properties */
:root {
    --color-bg: #ffffff;
    --color-text-primary: #000000;
    --color-text-secondary: #6e6e73;
    --color-accent: #C41230;
    --color-accent-light: #E84C5F;
    --color-border: #e5e5e7;
    --color-shadow: rgba(0, 0, 0, 0.08);
    --color-shadow-lg: rgba(0, 0, 0, 0.12);

    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', sans-serif;
    --font-size-base: 16px;
    --font-size-lg: 18px;
    --font-size-xl: 24px;
    --font-size-2xl: 32px;
    --font-size-3xl: 48px;
    --font-size-4xl: 64px;

    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    --spacing-2xl: 64px;

    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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


body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-text-primary);
    background-color: var(--color-bg);
}

/* Header */
.header {
    position: sticky;
    top: 0;
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
    padding: 12px 0;
    backdrop-filter: blur(10px);
    background-color: rgba(255, 255, 255, 0.95);
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-link {
    text-decoration: none;
    color: inherit;
    display: contents;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo {
    height: 36px;
    width: auto;
}

.logo-text {
    font-size: var(--font-size-xl);
    font-weight: 600;
    letter-spacing: -0.5px;
}

.nav {
    display: flex;
    gap: var(--spacing-xl);
}

/* Hero Section */
.hero {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 60vh;
    padding: var(--spacing-xl) var(--spacing-md);
    text-align: center;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.5) 0%, rgba(255, 255, 255, 0) 100%);
}

.hero-content {
    max-width: 800px;
}

.hero-heading {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    letter-spacing: -1px;
}

.hero-subheading {
    display: block;
    font-size: var(--font-size-2xl);
    font-weight: 400;
    color: var(--color-text-secondary);
    margin-top: var(--spacing-sm);
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.accent-text {
    color: var(--color-accent-light);
}

/* CTA Button - Outlined Premium Style */
.cta-button {
    display: inline-block;
    padding: 12px 28px;
    background-color: var(--color-bg);
    color: var(--color-text-primary);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    letter-spacing: 0.3px;
    border-radius: 8px;
    border: 2px solid var(--color-text-primary);
    transition: var(--transition);
    cursor: pointer;
}

.cta-button:hover {
    background-color: var(--color-text-primary);
    color: var(--color-bg);
    box-shadow: 0 12px 32px var(--color-shadow-lg);
}

.cta-button:active {
    opacity: 0.9;
}

/* Navigation CTA Button */
.nav-cta-button {
    display: inline-block;
    padding: 10px 22px;
    background-color: var(--color-bg);
    color: var(--color-text-primary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.3px;
    border-radius: 8px;
    border: 2px solid var(--color-text-primary);
    transition: var(--transition);
    cursor: pointer;
}

.nav-cta-button:hover {
    background-color: var(--color-text-primary);
    color: var(--color-bg);
    box-shadow: 0 12px 32px var(--color-shadow-lg);
}

/* Back Button */
.back-button {
    display: inline-block;
    padding: 8px 16px;
    background-color: transparent;
    color: var(--color-text-primary);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    border-radius: 8px;
    border: 2px solid var(--color-text-primary);
    transition: var(--transition);
    cursor: pointer;
    letter-spacing: 0.3px;
}

.back-button:hover {
    background-color: var(--color-text-primary);
    color: var(--color-bg);
}

/* Process Section */
.process {
    padding: var(--spacing-2xl) var(--spacing-md);
    max-width: 1400px;
    margin: 0 auto;
}

.section-title {
    font-size: var(--font-size-3xl);
    font-weight: 600;
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    letter-spacing: -0.5px;
}

.process-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.process-card {
    padding: var(--spacing-xl);
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 2px 8px var(--color-shadow);
}

.card-number {
    width: 48px;
    height: 48px;
    background-color: var(--color-accent);
    color: var(--color-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    font-weight: 600;
    margin: 0 auto var(--spacing-md);
}

.card-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.card-subtitle {
    font-size: 17px;
    font-weight: 600;
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
}

.card-list {
    list-style: none;
    padding: 0;
    text-align: left;
}

.card-list li {
    font-size: 16px;
    color: var(--color-text-primary);
    line-height: 1.7;
    margin-bottom: var(--spacing-sm);
    padding-left: var(--spacing-md);
    position: relative;
}

.card-list li:before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: bold;
}

.process-cta {
    display: flex;
    justify-content: center;
    margin-top: var(--spacing-xl);
}

/* Contact Section */
.contact-section {
    padding: var(--spacing-2xl) var(--spacing-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
}

.contact-content {
    width: 100%;
    max-width: 680px;
    text-align: center;
}

.contact-title {
    font-size: var(--font-size-3xl);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.5px;
}

.contact-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.7;
}

.form-wrapper {
    display: flex;
    justify-content: center;
    width: 100%;
    max-width: 680px;
    margin: 0 auto;
}

.form-wrapper iframe {
    border: none;
    border-radius: 12px;
    box-shadow: 0 8px 24px var(--color-shadow);
    width: 100%;
    max-width: 640px;
    height: 2000px;
}

/* Footer */
.footer {
    background-color: var(--color-bg);
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-xl) var(--spacing-md);
    text-align: center;
    color: var(--color-text-secondary);
    font-size: var(--font-size-base);
}

/* Responsive Design */
@media (max-width: 768px) {
    :root {
        --font-size-4xl: 40px;
        --font-size-3xl: 32px;
        --font-size-2xl: 24px;
        --spacing-xl: 32px;
        --spacing-2xl: 40px;
    }

    .header-content {
        padding: 0 var(--spacing-sm);
    }

    .nav {
        gap: var(--spacing-md);
    }

    .nav-cta-button {
        padding: 8px 18px;
        font-size: 12px;
    }

    .hero {
        padding: var(--spacing-xl) var(--spacing-sm);
        min-height: auto;
    }

    .hero-heading {
        font-size: var(--font-size-4xl);
    }

    .hero-subheading {
        font-size: var(--font-size-xl);
    }

    .process {
        padding: var(--spacing-xl) var(--spacing-sm);
    }

    .process-cards {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .contact-section {
        padding: var(--spacing-xl) var(--spacing-sm);
        min-height: auto;
    }

    .contact-content {
        max-width: 100%;
    }

    .form-wrapper {
        max-width: 100%;
        padding: 0;
    }

    .form-wrapper iframe {
        width: 100%;
        height: 2000px;
        border-radius: 8px;
    }

    .footer {
        padding: var(--spacing-md) var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    :root {
        --font-size-4xl: 32px;
        --font-size-3xl: 24px;
        --font-size-2xl: 18px;
        --spacing-lg: 16px;
        --spacing-xl: 20px;
        --spacing-2xl: 28px;
    }

    .header-content {
        padding: 0 var(--spacing-xs);
    }

    .nav {
        gap: var(--spacing-sm);
        font-size: 14px;
    }

    .logo-text {
        font-size: var(--font-size-lg);
    }

    .logo {
        height: 28px;
    }

    .nav-cta-button {
        padding: 6px 14px;
        font-size: 11px;
        border-width: 1.5px;
    }

    .back-button {
        padding: 6px 12px;
        font-size: 11px;
        border-width: 1.5px;
    }

    .form-wrapper iframe {
        height: 2000px;
    }

    .hero {
        padding: 100px var(--spacing-sm);
        min-height: 80vh;
    }

    .process {
        padding: 56px var(--spacing-sm);
    }
}