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

:root {
    --navy: #1a2332;
    --gold: #D4AF37;
    --white: #ffffff;
    --gray: #f5f5f5;
    --text-dark: #0a0a0a;
    --spacing: clamp(1rem, 5vw, 2rem);
}

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700&display=swap');

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem var(--spacing);
    background: radial-gradient(ellipse at top, rgba(212, 175, 55, 0.08), transparent 50%);
}

.logo {
    width: 100%;
    max-width: 600px;
    height: auto;
    margin-bottom: 2rem;
    filter: drop-shadow(0 0 20px rgba(212, 175, 55, 0.2));
}

.hero-title {
    font-size: clamp(1.75rem, 5vw, 3.5rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--navy) 0%, var(--gold) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(0.95rem, 2.5vw, 1.25rem);
    font-weight: 400;
    color: var(--text-dark);
    max-width: 600px;
    margin: 0 auto 2.5rem;
    line-height: 1.6;
}

.cta-button {
    background: linear-gradient(135deg, var(--gold), #b8941f);
    color: var(--text-dark);
    border: none;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.3);
    min-height: 44px;
    white-space: nowrap;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(212, 175, 55, 0.4);
}

.cta-button:active {
    transform: translateY(0);
}

/* Slider Section */
.slider-section {
    padding: 4rem 0;
    background: var(--gray);
}

.slider-container {
    position: relative;
    min-height: 350px;
    overflow: hidden;
}

.slide {
    position: absolute;
    width: 100%;
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 1.5rem;
    text-align: center;
}

.slide.active {
    opacity: 1;
    transform: translateX(0);
    position: relative;
}

.slide.exiting {
    transform: translateX(-100%);
}

.slide-number {
    font-size: 0.875rem;
    color: var(--gold);
    font-weight: 600;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.slide-title {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.slide-text {
    font-size: clamp(0.95rem, 2.5vw, 1.125rem);
    color: var(--text-dark);
    max-width: 600px;
    margin: 0 auto 2rem;
    line-height: 1.7;
}

.slide-icon {
    font-size: 4rem;
    filter: grayscale(1) brightness(0.8);
}

.slider-dots {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
}

.dot {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: transparent;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.dot::before {
    content: '';
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(26, 35, 50, 0.3);
    transition: all 0.3s ease;
}

.dot.active::before {
    background: var(--gold);
    box-shadow: 0 0 20px rgba(212, 175, 55, 0.5);
    width: 12px;
    height: 12px;
}

/* Survey Section */
.survey-section {
    padding: 4rem var(--spacing);
    background: var(--white);
}

.section-title {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.section-subtitle {
    text-align: center;
    color: var(--gold);
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    margin-bottom: 3rem;
}

.custom-form {
    max-width: 600px;
    margin: 0 auto;
    background: var(--gray);
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-radius: 12px;
    padding: clamp(1.5rem, 4vw, 3rem) clamp(1rem, 4vw, 2rem);
    position: relative;
}

.form-step {
    display: none;
    animation: fadeIn 0.4s ease;
}

.form-step.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.form-label {
    display: block;
    font-size: clamp(1.1rem, 3vw, 1.5rem);
    font-weight: 600;
    margin-bottom: 2rem;
    color: var(--text-dark);
    text-align: center;
    line-height: 1.3;
}

.form-options {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.form-option {
    position: relative;
    cursor: pointer;
}

.form-option input[type="radio"] {
    position: absolute;
    opacity: 0;
}

.form-option span {
    display: block;
    padding: 1rem 1.5rem;
    background: var(--white);
    border: 2px solid rgba(26, 35, 50, 0.15);
    border-radius: 8px;
    transition: all 0.3s ease;
    font-weight: 500;
    color: var(--text-dark);
}

.form-option:hover span {
    border-color: rgba(212, 175, 55, 0.3);
    background: rgba(212, 175, 55, 0.08);
}

.form-option input[type="radio"]:checked + span {
    border-color: var(--gold);
    background: rgba(212, 175, 55, 0.1);
    color: var(--navy);
}

.form-button,
.form-submit {
    width: 100%;
    background: linear-gradient(135deg, var(--gold), #b8941f);
    color: var(--text-dark);
    border: none;
    padding: 1rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.3);
    min-height: 44px;
}

.form-button:hover,
.form-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(212, 175, 55, 0.4);
}

.form-button:active,
.form-submit:active {
    transform: translateY(0);
}

.form-input {
    width: 100%;
    padding: 1rem 1.5rem;
    background: var(--white);
    border: 2px solid rgba(26, 35, 50, 0.15);
    border-radius: 8px;
    color: var(--text-dark);
    font-size: 1rem;
    margin-bottom: 1rem;
    transition: all 0.3s ease;
    min-height: 44px;
}

.form-input::placeholder {
    color: rgba(26, 35, 50, 0.4);
}

.form-input:focus {
    outline: none;
    border-color: var(--gold);
    background: var(--white);
}

.form-benefit {
    text-align: center;
    margin-bottom: 2rem;
    padding: 1rem;
    background: rgba(212, 175, 55, 0.1);
    border-radius: 8px;
    color: var(--text-dark);
    font-size: 0.95rem;
}

.form-benefit strong {
    color: var(--gold);
}

.form-privacy {
    text-align: center;
    font-size: 0.875rem;
    color: rgba(26, 35, 50, 0.6);
    margin-top: 1rem;
}

.form-success {
    text-align: center;
    padding: 2rem 0;
}

.success-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--gold), #b8941f);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    font-size: 3rem;
    color: var(--text-dark);
    animation: scaleIn 0.5s ease;
}

@keyframes scaleIn {
    from {
        transform: scale(0);
    }
    to {
        transform: scale(1);
    }
}

.form-success h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.form-success p {
    color: var(--text-dark);
    line-height: 1.6;
}

.form-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: rgba(26, 35, 50, 0.1);
    border-radius: 0 0 12px 12px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--gold), #b8941f);
    width: 33.33%;
    transition: width 0.4s ease;
}

/* Footer */
.footer {
    padding: 3rem var(--spacing) 2rem;
    background: var(--white);
    border-top: 1px solid rgba(26, 35, 50, 0.1);
    text-align: center;
}

.footer-links {
    margin-bottom: 1rem;
}

.footer-links a {
    color: var(--gold);
    text-decoration: none;
    font-weight: 600;
    transition: opacity 0.3s ease;
}

.footer-links a:hover {
    opacity: 0.7;
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.footer-social a {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 600;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(26, 35, 50, 0.2);
    border-radius: 50%;
    transition: all 0.3s ease;
}

.footer-social a:hover {
    border-color: var(--gold);
    color: var(--gold);
}

.footer-copyright {
    font-size: 0.875rem;
    color: rgba(26, 35, 50, 0.6);
}

@media (max-width: 768px) {
    .hero {
        min-height: 90vh;
        padding: 1.5rem var(--spacing);
    }
    
    .logo {
        max-width: 280px;
        margin-bottom: 1.5rem;
    }
    
    .cta-button {
        padding: 0.875rem 1.5rem;
        font-size: 0.95rem;
    }
    
    .slider-container {
        min-height: 300px;
    }
    
    .slide {
        padding: 1rem;
    }
    
    .slide-icon {
        font-size: 3rem;
    }
    
    .custom-form {
        padding: 1.5rem 1rem;
    }
    
    .form-options {
        gap: 0.75rem;
    }
    
    .form-option span {
        padding: 0.875rem 1rem;
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.5rem;
    }
    
    .hero-subtitle {
        font-size: 0.9rem;
    }
    
    .slide-title {
        font-size: 1.35rem;
    }
    
    .slide-text {
        font-size: 0.9rem;
    }
}