/* --- CSS Reset & Base Variables --- */
:root {
    --primary-coral: #FF6B50;
    --primary-yellow: #FFB347;
    --secondary-teal: #2A9D8F;
    --bg-light: #FFFBF5;
    --text-dark: #333333;
    --text-gray: #666666;
    --card-bg: #FFFFFF;
}

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

body {
    font-family: 'PingFang SC', 'Source Han Sans SC', 'Noto Sans SC', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--bg-light);
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

ul {
    list-style: none;
}

/* --- Container --- */
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 0;
}

/* --- Header & Logo --- */
.header {
    padding: 20px 0;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 2.5rem;
    font-weight: 900;
    letter-spacing: -1.5px;
    background: linear-gradient(135deg, var(--primary-coral), var(--primary-yellow));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-transform: lowercase;
}

.nav ul {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav a:hover:not(.btn) {
    color: var(--primary-coral);
}

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    text-align: center;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.btn-primary {
    background-color: var(--secondary-teal);
    color: white;
    box-shadow: 0 4px 10px rgba(42, 157, 143, 0.2);
}

.btn-primary:hover {
    background-color: #21867a;
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(42, 157, 143, 0.3);
}

.btn-secondary {
    background-color: white;
    color: var(--text-dark);
    border: 2px solid #EAEAEA;
}

.btn-secondary:hover {
    border-color: var(--secondary-teal);
    color: var(--secondary-teal);
}

.btn-large {
    padding: 16px 40px;
    font-size: 1.2rem;
}

.btn-gradient {
    background: linear-gradient(135deg, var(--primary-coral), var(--primary-yellow));
    color: white;
    box-shadow: 0 8px 20px rgba(255, 107, 80, 0.3);
}

.btn-gradient:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 25px rgba(255, 107, 80, 0.4);
}

/* --- Hero Section --- */
.hero {
    display: flex;
    align-items: center;
    padding: 80px 0;
    gap: 60px;
}

.wheel-area {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Pure CSS Placeholder for the Wheel */
.wheel-placeholder {
    width: 450px;
    height: 450px;
    background: conic-gradient(#FF6B50 0deg 90deg, #FFB347 90deg 180deg, #2A9D8F 180deg 270deg, #FF9A9E 270deg 360deg);
    border-radius: 50%;
    position: relative;
    box-shadow: 0 20px 50px rgba(0,0,0,0.1);
    animation: rotateSlowly 20s linear infinite;
}

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

.wheel-circle {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120px;
    height: 120px;
    background: white;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.btn-spin {
    background: var(--text-dark);
    color: white;
    border: none;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    font-weight: 800;
    font-size: 1.1rem;
    cursor: pointer;
    transition: transform 0.2s ease, background 0.3s ease;
}

.btn-spin:hover {
    transform: scale(1.1);
    background: var(--primary-coral);
}

.hero-content {
    flex: 1;
}

h1 {
    font-size: 3.5rem;
    color: var(--text-dark);
    margin-bottom: 20px;
    line-height: 1.2;
    letter-spacing: -1px;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-gray);
    margin-bottom: 40px;
}

/* --- How It Works --- */
.how-it-works {
    padding: 100px 0;
    text-align: center;
}

h2 {
    font-size: 2.5rem;
    color: var(--text-dark);
    margin-bottom: 60px;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.step-card {
    background: var(--card-bg);
    padding: 50px 30px;
    border-radius: 30px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.04);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.step-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.08);
}

.icon-circle {
    width: 60px;
    height: 60px;
    background: rgba(255, 107, 80, 0.1);
    color: var(--primary-coral);
    font-size: 1.5rem;
    font-weight: bold;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 25px;
}

.step-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.step-card p {
    color: var(--text-gray);
}

/* --- Consent Section --- */
.consent {
    background-color: #E8F5F3; /* Very soft teal tint */
    padding: 80px 40px;
    border-radius: 40px;
    text-align: center;
    margin-bottom: 80px;
}

.consent-content h2 {
    color: var(--secondary-teal);
    margin-bottom: 20px;
}

.consent-content > p {
    color: var(--text-gray);
    margin-bottom: 40px;
    font-size: 1.1rem;
}

.consent-rules {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.rule {
    background: white;
    padding: 30px;
    border-radius: 20px;
    flex: 1;
    min-width: 250px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.03);
}

.rule h4 {
    color: var(--primary-coral);
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.rule p {
    color: var(--text-gray);
    font-size: 0.95rem;
}

/* --- Footer --- */
.footer {
    padding: 60px 0 40px;
    text-align: center;
    border-top: 1px solid #EAEAEA;
}

.footer-logo {
    font-size: 2rem;
    font-weight: 900;
    color: #DDDDDD;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.footer-nav {
    margin-bottom: 30px;
}

.footer-nav a {
    margin: 0 20px;
    color: var(--text-gray);
    font-weight: 500;
}

.footer-nav a:hover {
    color: var(--primary-coral);
}

.copyright {
    color: #AAAAAA;
    font-size: 0.9rem;
}

/* --- Responsive Design --- */
@media (max-width: 900px) {
    .hero {
        flex-direction: column;
        text-align: center;
        gap: 40px;
    }

    .wheel-placeholder {
        width: 300px;
        height: 300px;
    }

    h1 {
        font-size: 2.8rem;
    }

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

    .consent-rules {
        flex-direction: column;
    }
}

@media (max-width: 600px) {
    .header .container {
        flex-direction: column;
        gap: 20px;
    }

    .nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 15px;
    }
}