@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;700&display=swap');

:root {
    --primary-color: #007AFF;
    --background-color: #fff;
    --text-color: #111;
    --card-background: #fff;
    --header-height: 64px;
    --spacing-unit: 16px;
    --border-color: #d2d2d7;
    --icon-color: #111;
    --icon-bg: #f5f5f7;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
}

body {
    background-color: var(--background-color);
    color: var(--text-color);
    min-height: 100vh;
    line-height: 1.47059;
    font-weight: 400;
    letter-spacing: -0.022em;
}

header {
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: saturate(180%) blur(20px);
    height: var(--header-height);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

.header-content {
    max-width: 980px;
    margin: 0 auto;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0 var(--spacing-unit);
    position: relative;
}

.logo {
    height: 32px;
}

.logo-img {
    height: 100%;
    width: auto;
}

.header-actions {
    position: absolute;
    right: var(--spacing-unit);
}

.contact-btn {
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 12px;
    cursor: pointer;
    padding: 4px 11px;
    border-radius: 980px;
    transition: all 0.2s ease;
    font-weight: 400;
}

.contact-btn:hover {
    color: var(--primary-color);
    background: rgba(0,0,0,0.04);
}

.contact-btn.primary {
    background: #111;
    color: #fff;
    border: none;
    border-radius: 10px;
    padding: 12px 28px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    transition: background 0.2s, color 0.2s;
}

.contact-btn.primary:hover {
    background: var(--primary-color);
    color: #fff;
}

main {
    padding-top: var(--header-height);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-section {
    text-align: center;
    max-width: 980px;
    padding: 120px 20px;
    width: 100%;
    margin-bottom: 60px;
}

.hero-section h1 {
    font-family: 'DM Sans', sans-serif;
    font-size: 56px;
    font-weight: 700;
    letter-spacing: -0.003em;
    margin-bottom: 32px;
    line-height: 1.07143;
}

.hero-section p {
    font-size: 18px;
    color: #555;
    margin-bottom: 48px;
    line-height: 1.6;
    font-weight: 400;
}

.divider {
    width: 100%;
    max-width: 980px;
    height: 1px;
    background-color: var(--border-color);
    margin: 0 auto 60px;
}

.contact-section {
    width: 100%;
    max-width: 980px;
    padding: 40px 20px;
    margin: 0 auto;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.contact-section[style*="display: block"] {
    opacity: 1;
    transform: translateY(0);
}

.contact-section h2 {
    font-family: 'DM Sans', sans-serif;
    text-align: center;
    margin-bottom: 40px;
    font-size: 40px;
    font-weight: 700;
    letter-spacing: -0.003em;
    line-height: 1.1;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    overflow-y: auto;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal.show {
    opacity: 1;
}

.modal-content {
    position: relative;
    background: white;
    margin: 40px auto;
    padding: 40px;
    border-radius: 20px;
    width: 90%;
    max-width: 600px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    transform: translateY(-20px);
    transition: transform 0.3s ease;
}

.modal.show .modal-content {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.modal-header h2 {
    font-size: 24px;
    font-weight: 600;
}

.close-modal {
    background: none;
    border: none;
    font-size: 28px;
    cursor: pointer;
    color: #666;
    padding: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s ease;
}

.close-modal:hover {
    background: #f5f5f5;
    color: #111;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 400;
    color: #1d1d1f;
    font-size: 17px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    font-size: 17px;
    background: #fff;
    transition: all 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 4px rgba(0,113,227,0.1);
}

.submit-btn {
    width: 100%;
    padding: 12px 24px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 980px;
    font-size: 17px;
    font-weight: 400;
    cursor: pointer;
    transition: background 0.2s ease;
}

.submit-btn:hover {
    background: #0056b3;
}

@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 40px;
    }
    
    .hero-section p {
        font-size: 21px;
    }
    
    .contact-section h2 {
        font-size: 32px;
    }
}

@media (max-width: 480px) {
    .hero-section h1 {
        font-size: 32px;
    }
    
    .hero-section p {
        font-size: 19px;
    }
    
    .contact-btn {
        padding: 4px 11px;
    }
    
    .contact-btn.primary {
        padding: 8px 16px;
    }
}