:root {
    /* Official ReumaIndex Palette */
    --primary: #00B3B3;
    /* Teal Vibrante */
    --primary-dark: #008C8C;
    --secondary: #1CBFAF;
    /* Teal Light */
    --tertiary: #3D69C3;
    /* Blue Corporativo */
    --dark: #001242;
    /* Deep Navy */
    --accent: #320E3B;
    /* Dark Amethyst */

    --text-main: #1A1A1A;
    --text-muted: #475569;
    --bg-light: #F8FAFC;
    --white: #FFFFFF;

    --gradient-primary: linear-gradient(135deg, #00B3B3 0%, #3D69C3 100%);
    --gradient-dark: linear-gradient(135deg, #001242 0%, #320E3B 100%);

    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);

    --radius-md: 12px;
    --radius-lg: 24px;
    --radius-full: 9999px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-main);
    line-height: 1.6;
    background-color: var(--white);
    overflow-x: hidden;
}

h1,
h2,
h3,
h4 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    padding: 16px 0;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-img {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    object-fit: contain;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-weight: 500;
    color: var(--text-muted);
}

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

.btn-nav {
    background: var(--primary);
    color: white !important;
    padding: 8px 20px;
    border-radius: var(--radius-full);
    font-weight: 600 !important;
}

/* Hero Section */
.hero {
    position: relative;
    padding: 180px 0 120px;
    background: radial-gradient(circle at top right, rgba(0, 179, 179, 0.05), transparent),
        radial-gradient(circle at bottom left, rgba(61, 105, 195, 0.05), transparent);
}

.hero-container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: center;
}

.badge {
    display: inline-flex;
    align-items: center;
    background: rgba(0, 179, 179, 0.1);
    color: var(--primary);
    padding: 6px 16px;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 24px;
    border: 1px solid rgba(0, 179, 179, 0.2);
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: 24px;
    color: var(--dark);
    letter-spacing: -0.02em;
}

.hero h1 span {
    color: var(--primary);
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 48px;
    max-width: 540px;
}

.cta-buttons {
    display: flex;
    gap: 20px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 32px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
    box-shadow: 0 10px 20px -5px rgba(0, 179, 179, 0.4);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 15px 30px -5px rgba(0, 179, 179, 0.5);
}

.btn-secondary {
    background: var(--bg-light);
    color: var(--dark);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.btn-secondary:hover {
    background: #EDF2F7;
    transform: translateY(-2px);
}

/* Phone Mockup */
.phone-mockup {
    position: relative;
    width: 320px;
    height: 640px;
    background: #000;
    border-radius: 48px;
    border: 12px solid #1A202C;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.screen {
    width: 100%;
    height: 100%;
    background: #F7FAFC;
    display: flex;
    flex-direction: column;
}

.app-header {
    background: var(--primary);
    color: white;
    padding: 48px 20px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.app-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.card-mockup {
    background: white;
    padding: 16px;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    gap: 16px;
}

.icon-box {
    width: 44px;
    height: 44px;
    background: rgba(0, 179, 179, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
}

/* Features Grid */
.features {
    padding: 120px 0;
    background: var(--bg-light);
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 80px;
}

.section-header h2 {
    font-size: 3rem;
    color: var(--dark);
    margin-bottom: 20px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.feature-card {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius-lg);
    transition: all 0.4s ease;
    border: 1px solid rgba(0, 0, 0, 0.03);
}

.feature-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.feature-icon {
    width: 64px;
    height: 64px;
    background: rgba(0, 179, 179, 0.05);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: var(--primary);
    margin-bottom: 28px;
}

/* New Info Sections */
.info-section {
    padding: 100px 0;
}

.info-grid-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.info-image img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.info-content h2 {
    font-size: 2.5rem;
    color: var(--dark);
    margin-bottom: 24px;
}

.info-list {
    margin-top: 32px;
}

.info-list-item {
    display: flex;
    gap: 16px;
    margin-bottom: 20px;
}

.info-list-item i {
    color: var(--secondary);
    font-size: 1.25rem;
    margin-top: 4px;
}

/* Download Section */
.download {
    padding: 100px 0;
    background: var(--gradient-dark);
    color: var(--white);
    text-align: center;
    border-radius: 40px;
    margin: 0 24px 80px;
}

.store-badges {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-top: 48px;
}

.store-badge {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px);
    padding: 12px 28px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    gap: 16px;
}

.store-badge:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.05);
}

/* Privacy Page Specific */
.privacy-page {
    padding: 140px 0 100px;
    background: var(--bg-light);
}

.privacy-card {
    background: var(--white);
    padding: 60px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.privacy-header {
    text-align: center;
    margin-bottom: 60px;
}

.privacy-header i {
    font-size: 4rem;
    color: var(--primary);
    margin-bottom: 24px;
}

.policy-section {
    margin-bottom: 48px;
}

.policy-section h3 {
    font-size: 1.5rem;
    color: var(--dark);
    margin-bottom: 16px;
    border-left: 4px solid var(--primary);
    padding-left: 16px;
}

.info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    margin-top: 24px;
}

.info-item {
    background: var(--bg-light);
    padding: 24px;
    border-radius: var(--radius-md);
    display: flex;
    gap: 20px;
}

.info-item i {
    font-size: 1.5rem;
    color: var(--tertiary);
}

/* Footer */
footer {
    background: var(--dark);
    color: rgba(255, 255, 255, 0.6);
    padding: 60px 0;
}

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

.social-links {
    display: flex;
    gap: 24px;
}

.social-links a {
    color: white;
    font-size: 1.5rem;
    opacity: 0.6;
}

.social-links a:hover {
    opacity: 1;
    color: var(--primary);
}

/* Responsive */
@media (max-width: 1024px) {

    .hero-container,
    .info-grid-layout {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero h1 {
        font-size: 3rem;
    }

    .hero p {
        margin: 0 auto 40px;
    }

    .cta-buttons {
        justify-content: center;
    }

    .phone-mockup {
        margin: 0 auto;
    }

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

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

    .footer-container {
        flex-direction: column;
        gap: 32px;
    }

    .privacy-card {
        padding: 32px;
    }
}