/* ============================================
   KCALY LANDING PAGE — DESIGN SYSTEM
   ============================================ */

/* === CSS Variables === */
:root {
    /* Colors */
    --color-bg: #050505;
    --color-bg-elevated: #0d0d0d;
    --color-bg-card: #141414;
    --color-bg-card-hover: #1a1a1a;

    --color-text: #f5f5f7;
    --color-text-secondary: #a1a1a6;
    --color-text-muted: #6e6e73;

    --color-accent: #8DC63F;
    --color-accent-hover: #7AB32E;
    --color-accent-light: rgba(141, 198, 63, 0.12);
    --color-accent-glow: rgba(141, 198, 63, 0.25);

    --color-border: #2a2a2e;
    --color-border-light: #3a3a3e;

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Rubik', var(--font-sans);
    --font-serif: 'Lora', Georgia, serif;

    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;
    --space-4xl: 96px;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.25s ease;
    --transition-slow: 0.4s ease;
}

/* === Reset === */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    font-size: 16px;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* === Grain Overlay === */
.grain-overlay {
    position: fixed;
    inset: 0;
    pointer-events: none;
    opacity: 0.025;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    z-index: 9999;
}

/* === Container === */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* === Typography === */
.section-label {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--space-md);
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-xl);
}

.text-gradient {
    background: linear-gradient(135deg, var(--color-accent) 0%, #c8f071 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* === Buttons === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 14px 28px;
    font-size: 16px;
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

.btn-primary {
    background: var(--color-accent);
    color: #000;
    box-shadow: 0 4px 20px var(--color-accent-glow);
}

.btn-primary:hover {
    background: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--color-accent-glow);
}

.btn-secondary {
    background: transparent;
    color: var(--color-accent);
    border: 1px solid var(--color-accent);
}

.btn-secondary:hover {
    background: var(--color-accent-light);
}

.btn-large {
    padding: 18px 36px;
    font-size: 18px;
}

/* === Header === */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: linear-gradient(to bottom, var(--color-bg) 0%, transparent 100%);
    padding: var(--space-lg) var(--space-lg);
}

/* When header has inner wrapper, remove direct padding */
.header:has(.header-inner) {
    padding: var(--space-lg) 0;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

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

.logo-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.header-nav {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-link {
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

.nav-link:hover {
    color: var(--color-text);
}

.nav-cta {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-accent);
    padding: 10px 20px;
    border: 1px solid var(--color-accent);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.nav-cta:hover {
    background: var(--color-accent-light);
}

/* === Hero Section === */
.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
    min-height: 100vh;
    padding: 120px var(--space-lg) var(--space-4xl);
    max-width: 1400px;
    margin: 0 auto;
}

.hero-content {
    animation: fadeInUp 0.8s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 8px 16px;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
}

.badge-icon {
    font-size: 14px;
}

.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(2.25rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-lg);
}

.hero-subtitle {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--color-text-secondary);
    max-width: 500px;
    margin-bottom: var(--space-xl);
}

.hero-cta-group {
    margin-bottom: var(--space-md);
}

.hero-cta-note {
    margin-top: var(--space-md);
    font-size: 14px;
    color: var(--color-text-muted);
}

/* === Hero Phone Visual === */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.phone-container {
    position: relative;
}

.phone-glow {
    position: absolute;
    width: 400px;
    height: 600px;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    background: radial-gradient(ellipse at center, var(--color-accent-glow) 0%, transparent 70%);
    filter: blur(60px);
    z-index: 0;
}

.iphone {
    position: relative;
    z-index: 1;
    width: 280px;
    background: #1c1c1e;
    border-radius: 48px;
    padding: 6px;
    box-shadow:
        0 0 0 1px #3a3a3c,
        0 0 0 3px #1c1c1e,
        0 50px 100px rgba(0, 0, 0, 0.5);
    animation: phoneFloat 6s ease-in-out infinite;
}

@keyframes phoneFloat {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-12px);
    }
}

.iphone-island {
    position: absolute;
    top: 16px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 30px;
    background: #000;
    border-radius: 16px;
    z-index: 10;
}

.iphone-screen {
    background: #000;
    border-radius: 44px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.iphone-statusbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 24px 8px;
    font-size: 14px;
    font-weight: 600;
    color: #fff;
}

.statusbar-icons {
    display: flex;
    align-items: center;
    gap: 4px;
}

.statusbar-icons svg {
    color: #fff;
}

.app-ui {
    padding: 8px 12px 12px;
    min-height: 500px;
    display: flex;
    flex-direction: column;
}

.app-topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 4px 16px;
}

.app-logo {
    font-size: 20px;
    font-weight: 700;
    color: #fff;
}

.app-date {
    font-size: 13px;
    font-weight: 500;
    color: var(--color-accent);
}

.chat-flow {
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex: 1;
}

.chat-bubble {
    max-width: 90%;
    padding: 10px 14px;
    border-radius: 16px;
    font-size: 13px;
    line-height: 1.4;
    opacity: 0;
    animation: chatIn 0.5s ease-out forwards;
}

.animate-in-1 {
    animation-delay: 0.4s;
}

.animate-in-2 {
    animation-delay: 1.4s;
}

.animate-in-3 {
    animation-delay: 2.2s;
}

@keyframes chatIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.chat-bubble.user {
    align-self: flex-end;
    background: var(--color-accent);
    color: #000;
    border-radius: 16px 16px 4px 16px;
}

.chat-bubble.ai {
    align-self: flex-start;
    background: #2c2c2e;
    border-radius: 16px 16px 16px 4px;
}

.typing-dots {
    display: flex;
    gap: 4px;
    padding: 4px 0;
}

.typing-dots span {
    width: 6px;
    height: 6px;
    background: #636366;
    border-radius: 50%;
    animation: dotPulse 1.4s ease-in-out infinite;
}

.typing-dots span:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-dots span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes dotPulse {

    0%,
    60%,
    100% {
        opacity: 0.4;
        transform: scale(0.85);
    }

    30% {
        opacity: 1;
        transform: scale(1);
    }
}

.chat-bubble.ai-result {
    align-self: flex-start;
    width: 100%;
    background: #1c1c1e;
    border: 1px solid #3a3a3c;
    padding: 12px;
}

.result-row {
    display: flex;
    justify-content: space-between;
    padding: 6px 8px;
    background: #2c2c2e;
    border-radius: 6px;
    margin-bottom: 4px;
    font-size: 12px;
    color: #e5e5e7;
}

.result-row span:last-child {
    color: var(--color-text-muted);
    font-weight: 600;
}

.result-total {
    display: flex;
    justify-content: space-between;
    padding: 8px;
    background: var(--color-accent-light);
    border: 1px solid rgba(141, 198, 63, 0.3);
    border-radius: 6px;
    margin: 8px 0;
    font-size: 12px;
    font-weight: 600;
}

.result-total span:last-child {
    color: var(--color-accent);
}

.result-add {
    width: 100%;
    padding: 10px;
    background: var(--color-accent);
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    color: #000;
}

.app-input {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    background: #2c2c2e;
    border-radius: 20px;
    margin-top: auto;
}

.input-text {
    font-size: 14px;
    color: #636366;
}

.input-cursor {
    width: 2px;
    height: 16px;
    background: var(--color-accent);
    margin-left: 2px;
    animation: blink 1s step-end infinite;
}

@keyframes blink {

    0%,
    50% {
        opacity: 1;
    }

    51%,
    100% {
        opacity: 0;
    }
}

.iphone-homebar {
    width: 120px;
    height: 4px;
    background: #fff;
    border-radius: 2px;
    margin: 10px auto;
    opacity: 0.5;
}

/* === Problem Section === */
.problem-section {
    padding: var(--space-4xl) 0;
    background: var(--color-bg-elevated);
}

.problem-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.problem-card {
    padding: var(--space-xl);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-base);
}

.problem-card:hover {
    background: var(--color-bg-card-hover);
    border-color: var(--color-border-light);
    transform: translateY(-4px);
}

.problem-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
}

.problem-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.problem-card p {
    font-size: 15px;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* === Solution Section === */
.solution-section {
    padding: var(--space-4xl) 0;
}

.solution-section .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.solution-text {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-xl);
}

.solution-list {
    list-style: none;
    margin-bottom: var(--space-xl);
}

.solution-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
    font-size: 16px;
    color: var(--color-text-secondary);
}

.solution-list .check {
    color: var(--color-accent);
    font-weight: 700;
    font-size: 18px;
}

.solution-visual {
    display: flex;
    justify-content: center;
}

.solution-img {
    max-width: 100%;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

.placeholder-img {
    background: var(--color-bg-card);
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.placeholder-img::after {
    content: attr(alt);
    display: block;
    padding: var(--space-lg);
    font-size: 14px;
    color: var(--color-text-muted);
    text-align: center;
    font-style: italic;
}

/* === Testimonials Section === */
.testimonials-section {
    padding: var(--space-4xl) 0;
    background: var(--color-bg-elevated);
}

.testimonials-section .section-label,
.testimonials-section .section-title {
    text-align: center;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.testimonial-card {
    padding: var(--space-xl);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    transition: all var(--transition-base);
}

.testimonial-card:hover {
    border-color: var(--color-border-light);
    transform: translateY(-4px);
}

.testimonial-card.featured {
    border-color: var(--color-accent);
    box-shadow: 0 0 40px var(--color-accent-light);
}

.testimonial-stars {
    color: #fbbf24;
    font-size: 14px;
    letter-spacing: 2px;
    margin-bottom: var(--space-md);
}

.testimonial-quote {
    font-size: 15px;
    line-height: 1.7;
    color: var(--color-text-secondary);
    flex: 1;
    margin-bottom: var(--space-lg);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.author-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    background: var(--color-bg);
}

.author-avatar.placeholder-img {
    min-height: 48px;
}

.author-avatar.placeholder-img::after {
    content: "";
}

.author-info {
    display: flex;
    flex-direction: column;
}

.author-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text);
}

.author-title {
    font-size: 13px;
    color: var(--color-text-muted);
}

/* === How It Works Section === */
.how-section {
    padding: var(--space-4xl) 0;
}

.how-section .section-label,
.how-section .section-title {
    text-align: center;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.step-card {
    text-align: center;
    padding: var(--space-xl);
    position: relative;
}

.step-number {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 32px;
    height: 32px;
    background: var(--color-accent);
    color: #000;
    border-radius: 50%;
    font-size: 14px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

.step-icon {
    font-size: 3rem;
    margin: var(--space-xl) 0 var(--space-lg);
}

.step-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.step-card p {
    font-size: 15px;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* === Features Section === */
.features-section {
    padding: var(--space-4xl) 0;
    background: var(--color-bg-elevated);
}

.features-section .section-label,
.features-section .section-title {
    text-align: center;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
}

.feature-card {
    padding: var(--space-xl);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.feature-card:hover {
    background: var(--color-bg-card-hover);
    border-color: var(--color-border-light);
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: var(--space-md);
}

.feature-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.feature-card p {
    font-size: 15px;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* === FAQ Section === */
.faq-section {
    padding: var(--space-4xl) 0;
}

.faq-section .section-label,
.faq-section .section-title {
    text-align: center;
}

.faq-list {
    max-width: 700px;
    margin: 0 auto;
}

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

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-lg) 0;
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text);
    cursor: pointer;
    list-style: none;
}

.faq-question::-webkit-details-marker {
    display: none;
}

.faq-question::after {
    content: "+";
    font-size: 20px;
    color: var(--color-text-muted);
    transition: transform var(--transition-fast);
}

.faq-item[open] .faq-question::after {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0 0 var(--space-lg);
    font-size: 15px;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* === Final CTA Section === */
.final-cta-section {
    padding: var(--space-4xl) 0;
    background: linear-gradient(180deg, var(--color-bg-elevated) 0%, var(--color-bg) 100%);
}

.final-cta-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.final-cta-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-md);
}

.final-cta-text {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
}

.final-cta-note {
    margin-top: var(--space-md);
    font-size: 14px;
    color: var(--color-text-muted);
}

/* === Footer === */
.footer {
    padding: var(--space-3xl) 0 var(--space-xl);
    border-top: 1px solid var(--color-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: var(--space-3xl);
    margin-bottom: var(--space-2xl);
}

.footer-tagline {
    margin-top: var(--space-md);
    font-size: 15px;
    color: var(--color-text-secondary);
}

.app-badges {
    margin-top: var(--space-lg);
}

.appstore-img {
    height: 44px;
    width: auto;
    min-height: 44px;
}

.appstore-img.placeholder-img::after {
    font-size: 11px;
    padding: var(--space-sm);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.footer-col h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-md);
}

.footer-col a {
    display: block;
    font-size: 14px;
    color: var(--color-text-secondary);
    padding: var(--space-xs) 0;
    transition: color var(--transition-fast);
}

.footer-col a:hover {
    color: var(--color-text);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-border);
    font-size: 14px;
    color: var(--color-text-muted);
}

/* ============================================
   RESPONSIVE STYLES
   ============================================ */

@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        padding-top: 100px;
        gap: var(--space-2xl);
    }

    .hero-content {
        order: 1;
    }

    .hero-visual {
        order: 0;
    }

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .solution-section .container {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .solution-content {
        text-align: center;
    }

    .solution-list {
        display: inline-block;
        text-align: left;
    }

    .problem-grid,
    .testimonials-grid,
    .steps-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-links {
        justify-items: center;
    }

    .footer-brand {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 768px) {
    .header-nav .nav-link {
        display: none;
    }

    .iphone {
        width: 260px;
    }

    .phone-glow {
        width: 300px;
        height: 450px;
    }

    .app-ui {
        min-height: 460px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 80px var(--space-md) var(--space-2xl);
    }

    .iphone {
        width: 240px;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
}

/* ============================================
   QUIZ PAGE STYLES — Enhanced Visual Design
   ============================================ */

.quiz-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 6rem 2rem 4rem;
    position: relative;
    overflow: hidden;
}

/* Ambient background glow effects */
.quiz-container::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(141, 198, 63, 0.08) 0%, transparent 70%);
    top: -200px;
    right: -200px;
    pointer-events: none;
    animation: floatGlow 8s ease-in-out infinite;
}

.quiz-container::after {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(141, 198, 63, 0.06) 0%, transparent 70%);
    bottom: -150px;
    left: -150px;
    pointer-events: none;
    animation: floatGlow 10s ease-in-out infinite reverse;
}

@keyframes floatGlow {

    0%,
    100% {
        transform: translate(0, 0) scale(1);
        opacity: 0.6;
    }

    50% {
        transform: translate(30px, 20px) scale(1.1);
        opacity: 1;
    }
}

.quiz-card {
    position: relative;
    z-index: 1;
    background: linear-gradient(145deg, rgba(20, 20, 20, 0.95), rgba(13, 13, 13, 0.98));
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    max-width: 560px;
    width: 100%;
    animation: cardSlideIn 0.6s ease-out;
    box-shadow:
        0 0 0 1px rgba(255, 255, 255, 0.03),
        0 20px 50px rgba(0, 0, 0, 0.4),
        0 0 80px rgba(141, 198, 63, 0.05);
}

@keyframes cardSlideIn {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.98);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Decorative accent line at top */
.quiz-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
    border-radius: 2px;
}

/* CTA Button styling for quiz pages */
.quiz-card .cta-button,
.results-card .cta-button,
.thanks-container .cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    background: var(--color-accent);
    color: #000;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-full);
    border: none;
    cursor: pointer;
    transition: all 0.25s ease;
    box-shadow: 0 4px 20px rgba(141, 198, 63, 0.3);
}

.quiz-card .cta-button:hover,
.results-card .cta-button:hover,
.thanks-container .cta-button:hover {
    background: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(141, 198, 63, 0.4);
}

.quiz-card .cta-button svg,
.results-card .cta-button svg,
.thanks-container .cta-button svg {
    transition: transform 0.2s ease;
}

.quiz-card .cta-button:hover svg,
.results-card .cta-button:hover svg,
.thanks-container .cta-button:hover svg {
    transform: translateX(4px);
}

.quiz-progress {
    margin-bottom: 2.5rem;
    position: relative;
}

.quiz-progress-bar {
    width: 100%;
    height: 6px;
    background: rgba(42, 42, 46, 0.6);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.quiz-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-accent) 0%, #c8f071 100%);
    border-radius: var(--radius-full);
    transition: width 0.4s ease-out;
    box-shadow: 0 0 12px rgba(141, 198, 63, 0.4);
}

.quiz-question {
    font-size: clamp(1.5rem, 4vw, 1.75rem);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 0.75rem;
    letter-spacing: -0.02em;
}

.quiz-description {
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.quiz-options {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.quiz-option {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    background: var(--color-bg);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
}

.quiz-option:hover {
    border-color: var(--color-text-muted);
}

.quiz-option.selected {
    border-color: var(--color-accent);
    background: var(--color-accent-light);
}

.quiz-option-radio {
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.2s ease;
}

.quiz-option.selected .quiz-option-radio {
    border-color: var(--color-accent);
}

.quiz-option.selected .quiz-option-radio::after {
    content: '';
    width: 10px;
    height: 10px;
    background: var(--color-accent);
    border-radius: 50%;
}

.quiz-nav {
    display: flex;
    gap: 0.75rem;
}

.quiz-nav-btn {
    flex: 1;
    padding: 1rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.2s ease;
}

.quiz-nav-btn-back {
    background: var(--color-bg);
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
    flex: 0 0 auto;
    padding: 0.85rem 1.2rem;
}

.quiz-nav-btn-back:hover {
    background: var(--color-bg-card);
}

.quiz-nav-btn-next {
    background: var(--color-accent);
    color: #000;
}

.quiz-nav-btn-next:hover:not(:disabled) {
    background: var(--color-accent-hover);
}

.quiz-nav-btn-next:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Quiz Yes/No buttons */
.quiz-yesno-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.quiz-yesno-btn {
    flex: 1;
    padding: 1.5rem 2rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text-muted);
    background: var(--color-bg);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
}

.quiz-yesno-btn:hover {
    border-color: var(--color-text-muted);
    color: var(--color-text);
}

.quiz-yesno-btn.selected {
    border-color: var(--color-accent);
    background: var(--color-accent-light);
    color: var(--color-accent);
}

/* Quiz slider */
.quiz-slider-container {
    margin-bottom: 2rem;
}

.quiz-slider {
    width: 100%;
    height: 8px;
    background: var(--color-border);
    border-radius: var(--radius-full);
    appearance: none;
    cursor: pointer;
}

.quiz-slider::-webkit-slider-thumb {
    appearance: none;
    width: 24px;
    height: 24px;
    background: var(--color-accent);
    border-radius: 50%;
    cursor: pointer;
    transition: transform 0.2s ease;
}

.quiz-slider::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

.quiz-slider-labels {
    display: flex;
    justify-content: space-between;
    margin-top: 0.75rem;
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.quiz-slider-value {
    text-align: center;
    margin-top: 1rem;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-accent);
}

/* Quiz form groups */
.quiz-form-group {
    margin-bottom: 1.25rem;
}

.quiz-form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--color-text);
}

/* Quiz question number badge */
.quiz-question-number {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--color-accent-light);
    color: var(--color-accent);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: 1rem;
}

/* Quiz error state */
.quiz-error {
    background: rgba(255, 100, 100, 0.1);
    border: 1px solid rgba(255, 100, 100, 0.3);
    color: #ff6464;
    padding: 1rem;
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

/* Quiz loading state */
.quiz-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.quiz-loading-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-bg);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Quiz form inputs */
.quiz-input,
.quiz-email-input,
.quiz-textarea {
    width: 100%;
    padding: 1rem 1.25rem;
    background: var(--color-bg);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.2s ease;
}

.quiz-input:focus,
.quiz-email-input:focus,
.quiz-textarea:focus {
    outline: none;
    border-color: var(--color-accent);
}

.quiz-input::placeholder,
.quiz-email-input::placeholder,
.quiz-textarea::placeholder {
    color: var(--color-text-muted);
}

.quiz-textarea {
    min-height: 120px;
    resize: vertical;
}

/* Thanks page */
.thanks-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    text-align: center;
}

.thanks-icon {
    width: 80px;
    height: 80px;
    background: var(--color-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    animation: scaleIn 0.5s ease-out;
}

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

    to {
        transform: scale(1);
        opacity: 1;
    }
}

.thanks-title {
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.thanks-message {
    color: var(--color-text-secondary);
    font-size: 1.1rem;
    max-width: 400px;
    margin-bottom: 2rem;
}