/* Premium Dark Theme - Variables */
:root {
    --bg-dark: #0a0a0c;
    --bg-panel: #131316;
    --text-main: #eaeaea;
    --text-muted: #8c8c94;
    --accent: #d4af37; /* Amber / Gold */
    --accent-hover: #b8972e;
    --border-color: rgba(255, 255, 255, 0.08);
    
    --font-text: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-heading: 'Inter', "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

html {
    scroll-behavior: smooth;
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-text);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 900px; /* Narrower for better readability */
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography */
h1, h2, h3 {
    font-family: var(--font-heading);
    color: #ffffff;
    text-wrap: balance;
}

p {
    margin-bottom: 24px;
    font-size: 20px;
    line-height: 1.75;
    color: var(--text-muted);
}

p:last-child {
    margin-bottom: 0;
}

ul {
    margin-bottom: 32px;
    padding-left: 24px;
    color: var(--text-muted);
}

li {
    margin-bottom: 12px;
    font-size: 20px;
    line-height: 1.7;
}

strong {
    color: #ffffff;
    font-weight: 600;
}

/* Sections General */
section {
    padding: 120px 0;
    border-bottom: 1px solid var(--border-color);
}

.section-title {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 56px;
    letter-spacing: -0.03em;
    line-height: 1.2;
}

.transition {
    margin-top: 56px;
    padding-top: 40px;
    border-top: 1px solid var(--border-color);
    font-size: 20px;
    color: var(--accent);
    font-weight: 500;
}

/* Hero Section */
.hero {
    position: relative;
    overflow: hidden;
    padding: 180px 0 140px;
    text-align: left;
    border-bottom: none;
    background: radial-gradient(circle at 10% 10%, rgba(212, 175, 55, 0.08) 0%, transparent 60%);
}

.hero-watermark {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(1);
    width: 100%;
    height: 100%;
    background-image: url('../img/favicon.webp');
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.15;
    pointer-events: none;
    z-index: 0;
    transition: transform 3s cubic-bezier(0.1, 0.8, 0.2, 1), opacity 3s cubic-bezier(0.1, 0.8, 0.2, 1);
}

.hero-title {
    position: relative;
    z-index: 1;
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 32px;
    letter-spacing: -0.04em;
    background: linear-gradient(180deg, #ffffff 0%, #b3b3b3 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    position: relative;
    z-index: 1;
    font-size: 22px;
    color: var(--text-muted);
    max-width: 680px;
    margin-bottom: 56px;
    line-height: 1.6;
}

.hero-action {
    position: relative;
    z-index: 1;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 20px 48px;
    font-size: 18px;
    font-weight: 600;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    cursor: pointer;
    border: none;
    font-family: var(--font-text);
}

.btn-primary {
    background-color: var(--accent);
    color: #000;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -150%;
    width: 50%;
    height: 100%;
    background: linear-gradient(
        to right,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0.4) 50%,
        rgba(255, 255, 255, 0) 100%
    );
    transform: skewX(-25deg);
    transition: none;
    animation: shineEffect 4s infinite ease-in-out;
}

@keyframes shineEffect {
    0% { left: -150%; }
    20% { left: 150%; }
    100% { left: 150%; }
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    box-shadow: 0 4px 20px rgba(212, 175, 55, 0.2);
    transform: translateY(-2px);
}

/* Audit Section */
.audit {
    background-color: var(--bg-panel);
}

.transition-intro {
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 16px;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.audit-intro {
    color: var(--text-muted);
    margin-bottom: 40px;
}

.quiz-item {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    padding: 40px;
    border-radius: 16px;
    margin-bottom: 24px;
    display: flex;
    flex-direction: column;
    gap: 32px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.quiz-item p {
    margin: 0;
    font-size: 20px;
    line-height: 1.6;
}

.options {
    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 100%;
}

.audit-btn {
    width: 100%;
    text-align: left;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    padding: 20px 32px;
    border-radius: 8px;
    cursor: pointer;
    font-family: var(--font-text);
    font-size: 18px;
    font-weight: 500;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.audit-btn:hover {
    border-color: rgba(212, 175, 55, 0.5);
    color: var(--text-main);
    background: rgba(212, 175, 55, 0.05);
    transform: translateX(8px);
    box-shadow: -4px 4px 15px rgba(212, 175, 55, 0.1);
}

.audit-btn.active[data-answer="yes"] {
    background: rgba(255, 77, 77, 0.15);
    border-color: #ff4d4d;
    color: #ff4d4d;
}

.audit-btn.active[data-answer="no"] {
    background: rgba(76, 175, 80, 0.15);
    border-color: #4caf50;
    color: #4caf50;
}

.audit-result {
    margin-top: 40px;
    padding: 40px;
    background: transparent;
    border: none;
    border-radius: 12px;
    text-align: center;
}

.audit-result p {
    font-size: 20px;
    margin-bottom: 30px;
}

.result-text-critical {
    color: #ff4d4d;
}

.result-text-normal {
    color: #4caf50;
}

/* Process Steps */
.steps {
    margin-top: 40px;
    display: grid;
    gap: 24px;
}

.step {
    background: var(--bg-panel);
    padding: 30px;
    border-radius: 8px;
    border-left: 4px solid var(--accent);
}

.step h3 {
    font-size: 18px;
    margin-bottom: 10px;
    color: var(--accent);
}

.step p {
    margin: 0;
    color: var(--text-muted);
}

/* Cases Grid */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.case-item {
    background: radial-gradient(circle at 100% 100%, rgba(212, 175, 55, 0.04) 0%, var(--bg-panel) 80%);
    padding: 40px;
    border-radius: 8px;
    border: 1px solid rgba(212, 175, 55, 0.15);
    transition: border-color 0.4s ease, background 0.4s ease, box-shadow 0.4s ease, transform 0.4s ease;
}

.case-item h3 {
    font-size: 20px;
    margin-bottom: 16px;
}

.case-item p {
    margin: 0;
    color: var(--text-muted);
}

/* Premium Interactive Hover Effect for Active Case Cards */
.case-item.stagger-card.active:hover {
    transform: translateY(-5px) scale(1.02);
    border-color: rgba(212, 175, 55, 0.5);
    background: radial-gradient(circle at 100% 100%, rgba(212, 175, 55, 0.08) 0%, var(--bg-panel) 80%);
    box-shadow: 0 20px 40px rgba(212, 175, 55, 0.12);
}

/* Author Section */
.author {
    background: radial-gradient(circle at 80% 50%, rgba(212, 175, 55, 0.05) 0%, var(--bg-dark) 50%);
}

.author .container {
    display: block;
}

.author-wrapper {
    display: flex;
    align-items: flex-start;
    gap: 60px;
}

.author-image {
    flex-shrink: 0;
    width: 400px;
    height: 400px;
    border-radius: 16px;
    overflow: hidden;
    border: 2px solid var(--border-color);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.author-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%);
    transition: filter 2.5s ease-in-out;
}

.author-image.visible img {
    filter: grayscale(0%);
}

.author-info {
    flex-grow: 1;
}

.author-subtitle {
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 24px;
    font-size: 18px;
}

.author-content p {
    font-size: 22px;
    line-height: 1.5;
    font-style: italic;
    color: var(--text-muted);
}

/* FAQ Section — Premium Accordion */
.faq-item {
    padding: 24px 0;
    border-bottom: 1px solid var(--border-color);
}

.faq-item:first-child {
    border-top: 1px solid var(--border-color);
}

.faq-item h3 {
    font-size: 20px;
    margin-bottom: 0;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: color 0.3s ease;
}

.faq-item h3:hover {
    color: var(--accent);
}

.faq-item h3::after {
    content: '+';
    font-size: 24px;
    color: var(--accent);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    font-weight: 400;
}

.faq-item.active-faq h3::after {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s ease, margin-top 0.4s ease;
    margin-top: 0;
}

.faq-item.active-faq .faq-answer {
    max-height: 300px;
    opacity: 1;
    margin-top: 16px;
}

.faq-answer p {
    margin: 0;
    color: var(--text-muted);
}

/* Consultation CTA */
.consultation {
    background: var(--bg-panel);
    border-bottom: none;
}

.consultation .section-title {
    text-align: center;
    margin-bottom: 24px;
}

.consultation-content {
    text-align: left;
    max-width: 600px;
    margin: 0 auto;
}

.final-action {
    margin-top: 50px;
}

/* Footer */
.footer {
    padding: 40px 0;
    background: #000;
    color: var(--text-muted);
    font-size: 14px;
    border-top: 1px solid var(--border-color);
}

.footer-legal {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.legal-links a {
    color: var(--text-muted);
    text-decoration: none;
    margin-left: 24px;
    transition: color 0.3s;
}

.legal-links a:hover {
    color: var(--text-main);
}

/* Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 40px;
    }
    
    .quiz-item {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .cases-grid {
        grid-template-columns: 1fr;
    }
    
    .author-wrapper {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 32px;
    }
    
    .author-image {
        width: 100%;
        max-width: 350px;
        height: auto;
        aspect-ratio: 1 / 1;
    }
    
    .footer-legal {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}





/* Guarantee Card */
.guarantee-section {
    padding: 80px 0;
    border-bottom: 1px solid var(--border-color);
}

.guarantee-card {
    position: relative;
    background: linear-gradient(145deg, rgba(20, 20, 22, 1), rgba(30, 30, 32, 1));
    border: 2px solid rgba(212, 175, 55, 0.3);
    border-radius: 12px;
    padding: 40px;
    display: flex;
    align-items: center;
    gap: 24px;
    box-shadow: 0 0 20px rgba(212, 175, 55, 0.1);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease;
    animation: pulseGlow 3s infinite alternate;
}

@keyframes pulseGlow {
    0% { box-shadow: 0 0 20px rgba(212, 175, 55, 0.1); border-color: rgba(212, 175, 55, 0.3); }
    100% { box-shadow: 0 0 40px rgba(212, 175, 55, 0.3); border-color: rgba(212, 175, 55, 0.8); }
}

.guarantee-card:hover {
    transform: scale(1.02) translateY(-5px);
    box-shadow: 0 20px 50px rgba(212, 175, 55, 0.2);
}

.guarantee-icon {
    font-size: 48px;
}

.guarantee-card h3 {
    margin-bottom: 0;
    font-size: 24px;
    color: var(--accent);
    line-height: 1.4;
}

/* Form Styles */
.lead-form {
    margin-top: 48px;
    background: linear-gradient(145deg, rgba(20, 20, 25, 0.9), rgba(10, 10, 12, 0.9));
    backdrop-filter: blur(20px);
    padding: 60px;
    border-radius: 24px;
    border: 1px solid rgba(212, 175, 55, 0.1);
    box-shadow: 0 30px 60px rgba(0,0,0,0.6);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    text-align: left;
}

.lead-form h3 {
    text-align: center;
    margin-bottom: 40px;
    color: var(--accent);
    font-size: 28px;
}

.form-group {
    margin-bottom: 32px;
}

.question-label {
    display: block;
    margin-bottom: 16px;
    font-weight: 500;
    font-size: 18px;
    color: #fff;
}

.radio-group {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* Custom Pills for Radio */
.radio-pill input[type="radio"] {
    display: none;
}

.radio-pill {
    margin: 0;
    cursor: pointer;
}

.radio-pill span {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 14px 40px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    font-weight: 500;
}

.radio-pill:hover span {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

/* Premium White Glow Feedback for Form Checked States */
.radio-pill input[value="yes"]:checked + span,
.radio-pill input[value="no"]:checked + span {
    background: rgba(255, 255, 255, 0.15);
    border-color: #ffffff;
    color: #ffffff !important;
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.6), 0 0 30px rgba(255, 255, 255, 0.3);
}

input[type="text"], textarea {
    width: 100%;
    padding: 16px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.20);
    border-radius: 8px;
    color: var(--text-main);
    font-family: var(--font-text);
    font-size: 16px;
    transition: all 0.3s ease;
}

input[type="text"]:focus, textarea:focus {
    outline: none;
    border-color: var(--accent);
    background: rgba(255, 255, 255, 0.07);
    box-shadow: 0 0 15px rgba(212, 175, 55, 0.25);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    color: var(--text-muted);
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: 24px;
    height: 24px;
    accent-color: var(--accent);
    cursor: pointer;
}

/* Animations - Premium Scroll Reveals and Staggers (Upgraded to 2.5s duration and 0.92 scale) */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 1.6s cubic-bezier(0.1, 0.8, 0.2, 1), 
                transform 1.6s cubic-bezier(0.1, 0.8, 0.2, 1);
    will-change: opacity, transform;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.stagger-card {
    opacity: 0;
    transform: translateY(40px) scale(0.92);
    transition: opacity 2.5s cubic-bezier(0.1, 0.8, 0.2, 1), 
                transform 2.5s cubic-bezier(0.1, 0.8, 0.2, 1);
    will-change: opacity, transform;
}

.stagger-card.active {
    opacity: 1;
    transform: translateY(0) scale(1);
}

/* Stagger delays for consecutive elements in grids/flex-containers */
.stagger-card:nth-child(1) { transition-delay: 0s; }
.stagger-card:nth-child(2) { transition-delay: 0.18s; }
.stagger-card:nth-child(3) { transition-delay: 0.36s; }
.stagger-card:nth-child(4) { transition-delay: 0.54s; }
.stagger-card:nth-child(5) { transition-delay: 0.72s; }

/* Quiz step indicator styling */
.quiz-progress {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 12px;
    font-family: var(--font-text);
}

/* Custom styled form feedback container */
.form-feedback {
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    font-family: var(--font-text);
}

.form-feedback.success {
    background: rgba(76, 175, 80, 0.1);
    border: 1px solid #4caf50;
    color: #4caf50;
    box-shadow: 0 0 15px rgba(76, 175, 80, 0.1);
}

.form-feedback.error {
    background: rgba(255, 77, 77, 0.1);
    border: 1px solid #ff4d4d;
    color: #ff4d4d;
    box-shadow: 0 0 15px rgba(255, 77, 77, 0.1);
}

/* Elegant Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: rgba(19, 19, 22, 0.85);
    border: 1px solid rgba(212, 175, 55, 0.3);
    color: var(--accent);
    font-size: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--accent);
    color: #000;
    border-color: var(--accent);
    box-shadow: 0 15px 35px rgba(212, 175, 55, 0.35);
    transform: translateY(-4px);
}