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

:root {
    --primary-navy: #1a2332;
    --secondary-navy: #2c3e50;
    --accent-gold: #d4af37;
    --light-gold: #f4e4a6;
    --white: #ffffff;
    --light-gray: #f8f9fa;
    --medium-gray: #6c757d;
    --dark-gray: #343a40;
    --success: #28a745;
    --shadow: 0 10px 30px rgba(26, 35, 50, 0.1);
    --shadow-lg: 0 20px 60px rgba(26, 35, 50, 0.15);
    --gradient-overlay: linear-gradient(135deg, rgba(26, 35, 50, 0.8), rgba(44, 62, 80, 0.9));
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--dark-gray);
    background-color: var(--light-gray);
}

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

/* Hero Section */
.hero {
    min-height: 50vh;
    background: linear-gradient(135deg, var(--primary-navy) 0%, var(--secondary-navy) 100%),
                url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><defs><pattern id="cityscape" x="0" y="0" width="120" height="60" patternUnits="userSpaceOnUse"><rect width="20" height="40" fill="%23ffffff" opacity="0.1" x="10" y="15"/><rect width="15" height="50" fill="%23ffffff" opacity="0.08" x="35" y="10"/><rect width="25" height="35" fill="%23ffffff" opacity="0.12" x="55" y="20"/><rect width="18" height="45" fill="%23ffffff" opacity="0.09" x="85" y="12"/></pattern></defs><rect width="100%" height="100%" fill="url(%23cityscape)"/></svg>');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    position: relative;
    display: flex;
    align-items: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-overlay);
    display: flex;
    align-items: center;
}

.hero-content {
    text-align: center;
    color: var(--white);
    z-index: 2;
    position: relative;
    width: 100%;
}

.hero-title {
    font-family: 'Playfair Display', serif;
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, var(--white), var(--light-gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.3rem);
    font-weight: 300;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.trust-signals {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
}

.trust-item {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--light-gold);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Main Content */
.main-content {
    padding: 4rem 0;
    min-height: 60vh;
}

.form-wrapper {
    max-width: 550px;
    margin: 0 auto;
    background: var(--white);
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    position: relative;
}

.form-header {
    background: linear-gradient(135deg, var(--primary-navy), var(--secondary-navy));
    color: var(--white);
    padding: 1.75rem 2rem;
    text-align: center;
}

.logo h2 {
    font-family: 'Playfair Display', serif;
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--accent-gold);
}

.logo p {
    font-size: 0.9rem;
    opacity: 0.8;
    font-weight: 300;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    margin: 1.5rem 0 1rem;
    overflow: hidden;
    position: relative;
}

.progress-bar::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 10%;
    right: 10%;
    height: 2px;
    background: repeating-linear-gradient(
        to right,
        rgba(255, 255, 255, 0.5) 0px,
        rgba(255, 255, 255, 0.5) 2px,
        transparent 2px,
        transparent 20%
    );
    transform: translateY(-50%);
    pointer-events: none;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-gold), var(--light-gold));
    border-radius: 4px;
    width: 20%;
    transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 0 10px rgba(212, 175, 55, 0.3);
}

.step-indicator {
    font-size: 0.9rem;
    opacity: 0.8;
    font-weight: 500;
}

/* Form Styles */
.valuation-form {
    padding: 2rem 2.5rem;
}

.form-step {
    display: none;
    opacity: 0;
    transform: translateX(20px);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.form-step.active {
    display: block;
    opacity: 1;
    transform: translateX(0);
    animation: slideInFade 0.5s ease-out forwards;
}

.form-step h3 {
    font-family: 'Playfair Display', serif;
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--primary-navy);
    margin-bottom: 1.5rem;
    text-align: center;
}

.option-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.option-grid.bedrooms {
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
}

.option-grid.vertical {
    grid-template-columns: 1fr;
    gap: 0.75rem;
}

.option-card {
    position: relative;
    cursor: pointer;
    border: 2px solid #e9ecef;
    border-radius: 12px;
    background: var(--white);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.option-card:hover {
    border-color: var(--accent-gold);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(212, 175, 55, 0.15);
}

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

.option-card input[type="radio"]:checked + .card-content {
    background: linear-gradient(135deg, var(--accent-gold), var(--light-gold));
    color: var(--white);
    border-color: var(--accent-gold);
}

.card-content {
    padding: 1.5rem 1rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.option-card.condition .card-content {
    flex-direction: row;
    text-align: left;
    gap: 1rem;
}

.option-card .icon {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.option-card.condition .icon {
    font-size: 1.5rem;
    margin-bottom: 0;
    flex-shrink: 0;
}

.option-card .number {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--accent-gold);
    margin-bottom: 0.25rem;
}

.option-card input[type="radio"]:checked + .card-content .number {
    color: var(--white);
}

.option-card .label {
    font-weight: 600;
    color: var(--primary-navy);
    font-size: 0.95rem;
}

.option-card input[type="radio"]:checked + .card-content .label {
    color: var(--white);
}

.text-content {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.description {
    font-size: 0.8rem;
    opacity: 0.7;
    font-weight: 400;
}

/* Input Styles */
.input-wrapper, .input-group {
    margin-bottom: 1.5rem;
}

.location-select, 
.input-group input {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 2px solid #e9ecef;
    border-radius: 10px;
    font-size: 1rem;
    background: var(--white);
    transition: all 0.3s ease;
    font-family: inherit;
}

.location-select:focus,
.input-group input:focus {
    outline: none;
    border-color: var(--accent-gold);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

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

.privacy-note {
    font-size: 0.85rem;
    color: var(--medium-gray);
    text-align: center;
    margin-top: 1rem;
}

/* Navigation */
.form-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 2rem;
}

.btn {
    padding: 0.75rem 2rem;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: inherit;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-gold), var(--light-gold));
    color: var(--primary-navy);
    font-weight: 600;
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 5px 15px rgba(212, 175, 55, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--medium-gray);
    border: 2px solid #e9ecef;
}

.btn-secondary:hover {
    background: var(--light-gray);
    border-color: var(--medium-gray);
}

.btn-gold {
    background: linear-gradient(135deg, var(--accent-gold), var(--light-gold));
    color: var(--primary-navy);
    font-weight: 600;
}

.btn-large {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    border-radius: 12px;
}

/* Loading Screen */
.loading-screen {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.98);
    z-index: 100;
    backdrop-filter: blur(5px);
}

.loading-screen.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.loading-content {
    text-align: center;
    color: var(--primary-navy);
}

.spinner {
    width: 60px;
    height: 60px;
    border: 4px solid #e9ecef;
    border-top: 4px solid var(--accent-gold);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1.5rem;
}

.loading-content h3 {
    font-family: 'Playfair Display', serif;
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
    color: var(--primary-navy);
}

.loading-text {
    font-size: 1rem;
    color: var(--medium-gray);
    opacity: 0.8;
    animation: pulse 2s ease-in-out infinite;
}

/* Results Screen */
.results-screen {
    display: none;
    padding: 2.5rem;
    text-align: center;
    background: var(--white);
}

.results-screen.active {
    display: block;
    animation: fadeInSlide 0.6s ease-out;
}

.valuation-result {
    background: linear-gradient(135deg, var(--primary-navy), var(--secondary-navy));
    color: var(--white);
    padding: 2.5rem;
    border-radius: 20px;
    margin-bottom: 2rem;
}

.valuation-result h2 {
    font-family: 'Playfair Display', serif;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: var(--light-gold);
}

.value-range {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--white);
}

.currency {
    color: var(--accent-gold);
    font-size: 0.8em;
}

.separator {
    color: var(--accent-gold);
    margin: 0 0.5rem;
}

.result-note {
    font-size: 0.95rem;
    opacity: 0.8;
}

.cta-section {
    padding: 1.5rem 0;
}

.cta-section h3 {
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem;
    color: var(--primary-navy);
    margin-bottom: 1rem;
}

.cta-section p {
    color: var(--medium-gray);
    margin-bottom: 2rem;
    font-size: 1.05rem;
}

.contact-info {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid #e9ecef;
}

.contact-info p {
    margin-bottom: 0.5rem;
    color: var(--dark-gray);
    font-size: 0.95rem;
}

/* Footer */
.footer {
    background: var(--primary-navy);
    color: var(--white);
    padding: 3rem 0 2rem;
    margin-top: 4rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-logo h4 {
    font-family: 'Playfair Display', serif;
    color: var(--accent-gold);
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.footer-logo p {
    opacity: 0.8;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-contact .contact-item {
    font-size: 0.85rem;
    opacity: 0.9;
}

.footer-contact .contact-item span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-stats {
    display: flex;
    gap: 2rem;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-gold);
}

.stat-label {
    display: block;
    font-size: 0.8rem;
    opacity: 0.8;
    margin-top: 0.25rem;
}

/* Animations */
@keyframes fadeInSlide {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes pulse {
    0%, 100% { opacity: 0.8; }
    50% { opacity: 0.4; }
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .hero {
        min-height: 40vh;
        background-attachment: scroll;
    }
    
    .form-wrapper {
        margin: 0 10px;
        border-radius: 15px;
    }
    
    .form-header, .valuation-form {
        padding: 1.5rem;
    }
    
    .option-grid {
        grid-template-columns: 1fr 1fr;
        gap: 0.75rem;
    }
    
    .option-grid.bedrooms {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .trust-signals {
        flex-direction: column;
        gap: 1rem;
    }
    
    .footer-content {
        text-align: center;
        flex-direction: column;
    }
    
    .footer-stats {
        justify-content: center;
    }
    
    .form-navigation {
        flex-direction: column;
        gap: 1rem;
    }
    
    .form-navigation .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .option-grid {
        grid-template-columns: 1fr;
    }
    
    .option-grid.bedrooms {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .value-range {
        flex-direction: column;
        gap: 0;
    }
    
    .separator {
        display: none;
    }
}

/* Keyframe Animations */
@keyframes slideInFade {
    0% {
        opacity: 0;
        transform: translateX(30px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.02);
    }
}