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

:root {
    --gradient-start: #FF4646;
    --gradient-end: #FF8C42;
    --text-dark: #2c2c2c;
    --text-light: rgba(255, 255, 255, 0.95);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    background-attachment: fixed;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
nav {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: white;
    padding: 1rem 0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

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

nav h1 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    color: var(--text-light);
    text-decoration: none;
    transition: opacity 0.3s;
    font-weight: 500;
}

nav a:hover {
    opacity: 0.8;
}

/* Main Content */
main {
    padding: 3rem 0;
    min-height: calc(100vh - 200px);
}

main h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: white;
}

main h3 {
    font-size: 1.8rem;
    margin: 2rem 0 1rem;
    color: white;
}

main h4 {
    font-size: 1.3rem;
    margin: 1.5rem 0 0.5rem;
    color: white;
}

section {
    margin-bottom: 2rem;
}

/* Content sections (for support and privacy pages) */
main section:not(.hero):not(.features) {
    background: rgba(255, 255, 255, 0.95);
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

main section:not(.hero):not(.features) h3 {
    color: var(--gradient-start);
    margin-top: 0;
}

main section:not(.hero):not(.features) p,
main section:not(.hero):not(.features) li {
    color: var(--text-dark);
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 4rem 0;
}

.app-icon {
    margin-bottom: 2rem;
}

.app-icon img {
    border-radius: 40px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
    transition: transform 0.3s ease;
}

.app-icon img:hover {
    transform: scale(1.05);
}

.hero h2 {
    font-size: 4rem;
    margin-bottom: 1rem;
    font-weight: 700;
    letter-spacing: -1px;
    color: white;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.hero p {
    font-size: 1.4rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.1);
}

.cta {
    margin-top: 2rem;
}

.button {
    display: inline-block;
    background: white;
    color: var(--gradient-start);
    padding: 1rem 2.5rem;
    text-decoration: none;
    border-radius: 30px;
    font-size: 1.1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.button:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.25);
}

/* Features Grid */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.feature {
    padding: 2rem;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
}

.feature h4 {
    margin: 0 0 1rem 0;
    font-size: 1.5rem;
    color: var(--gradient-start);
    font-weight: 700;
}

.feature p {
    color: var(--text-dark);
}

/* FAQ */
.faq {
    background: rgba(255, 255, 255, 0.95);
    padding: 1.5rem;
    margin-bottom: 1rem;
    border-radius: 15px;
    border-left: 4px solid var(--gradient-start);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.faq h4 {
    margin: 0 0 0.5rem 0;
    color: var(--gradient-start);
    font-weight: 700;
}

.faq p {
    color: var(--text-dark);
}

/* Links */
a {
    color: var(--gradient-start);
}

a:hover {
    color: var(--gradient-end);
}

/* Lists */
ul {
    margin-left: 2rem;
    margin-top: 0.5rem;
}

li {
    margin-bottom: 0.5rem;
}

/* Footer */
footer {
    background: rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: white;
    text-align: center;
    padding: 2rem 0;
    margin-top: 3rem;
}

footer a {
    color: white;
    text-decoration: underline;
}

footer a:hover {
    opacity: 0.8;
}

footer p {
    margin: 0.5rem 0;
}

/* Responsive */
@media (max-width: 768px) {
    nav .container {
        flex-direction: column;
        gap: 1rem;
    }

    nav ul {
        gap: 1rem;
    }

    .hero h2 {
        font-size: 2rem;
    }

    main h2 {
        font-size: 2rem;
    }
}