:root {
    --primary: #0071e3;
    --primary-hover: #0077ed;
    --bg-light: #f5f5f7;
    --text-title: #ffffff;
    --text-main: #1d1d1f;
    --text-secondary: #86868b;
    --glass-bg: rgba(255, 255, 255, 0.72);
    --glass-border: rgba(0, 0, 0, 0.1);
    --card-shadow: 0 8px 30px rgba(0, 0, 0, 0.04);
    --card-shadow-hover: 0 20px 40px rgba(0, 0, 0, 0.1);
    --transition: cubic-bezier(0.4, 0, 0.2, 1);
    --duration: 0.4s;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-light);
    color: var(--text-main);
    overflow-x: hidden;
    line-height: 1.5;
}

/* Navbar */
.navbar-top {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 60px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 40px;
    z-index: 2000;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
}

.logo {
    text-decoration: none;
    font-size: 1.5rem;
    color: var(--text-main);
    cursor: pointer;
    transition: transform 0.2s var(--transition);
}

.logo:hover {
    transform: scale(1.1);
}

/* Toggle Menu */
.sidebar-toggle {
    padding: 0;
    border: 0;
    background: transparent;
    cursor: pointer;
    width: 24px;
    height: 14px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    z-index: 2001;
}

.sidebar-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--text-main);
    border-radius: 10px;
    transition: opacity var(--duration) var(--transition), transform var(--duration) var(--transition);
}

body.menu-open {
    overflow: hidden;
}

.sidebar-toggle.active span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}

.sidebar-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: translateX(10px);
}

.sidebar-toggle.active span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

/* Sidebar */
.sidebar {
    position: fixed;
    top: 0;
    right: -320px;
    width: 320px;
    height: 100vh;
    background: var(--glass-bg);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border-left: 1px solid var(--glass-border);
    z-index: 1500;
    transition: right var(--duration) var(--transition);
    padding: 80px 40px;
}

.sidebar.active {
    right: 0;
}

.sidebar-header h2 {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--text-secondary);
    margin-bottom: 30px;
}

.nav-links {
    list-style: none;
}

.nav-links li {
    margin-bottom: 10px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-main);
    font-size: 1.2rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 12px 0;
    transition: opacity 0.2s;
}

.nav-links a:hover {
    opacity: 0.6;
}

.logo:focus-visible,
.sidebar-toggle:focus-visible,
.nav-links a:focus-visible,
.card:focus-visible,
.btn-learn-more:focus-visible {
    outline: 3px solid var(--primary);
    outline-offset: 4px;
}

.overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    z-index: 1400;
    transition: opacity var(--duration) var(--transition), visibility var(--duration) var(--transition);
}

.overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Hero Section */
header {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: linear-gradient(180deg, #fff 0%, var(--bg-light) 100%);
    position: relative;
    overflow: hidden;
}

header h1 {
    font-size: 5rem;
    font-weight: 700;
    letter-spacing: -0.04em;
    margin-bottom: 20px;
    background: linear-gradient(180deg, #1d1d1f 0%, #434344 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    opacity: 0;
    transform: translateY(30px);
    animation: reveal 1s var(--transition) forwards;
}

.header-icons {
    display: flex;
    gap: 20px;
    opacity: 0;
    animation: reveal 1s var(--transition) 0.3s forwards;
}

.header-icons i {
    font-size: 1.5rem;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    border-radius: 50%;
    box-shadow: var(--card-shadow);
    transition: box-shadow 0.3s var(--transition), transform 0.3s var(--transition);
}

.icon-summer { color: #ffb800; }
.icon-autumn { color: #e67e22; }
.icon-winter { color: #00a8ff; }
.icon-spring { color: #2ecc71; }

.header-icons i:hover {
    transform: translateY(-5px);
    box-shadow: var(--card-shadow-hover);
}

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

/* Content */
main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 100px 20px;
}

.section-title {
    text-align: center;
    margin-bottom: 80px;
}

.section-title h2 {
    font-size: 3rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: 15px;
}

.section-title p {
    color: var(--text-secondary);
    font-size: 1.25rem;
    max-width: 700px;
    margin: 0 auto;
}

/* Cards */
.cards-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 120px;
}

.card {
    display: block;
    text-decoration: none;
    position: relative;
    height: 450px;
    border-radius: 24px;
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.5s var(--transition);
    background: #000;
}

.card:hover {
    transform: scale(1.02);
}

.card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s var(--transition);
    opacity: 0.8;
}

.card:hover img {
    transform: scale(1.1);
    opacity: 0.6;
}

.card-content {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 40px;
    color: #fff;
    z-index: 2;
}

.card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 40%, rgba(0, 0, 0, 0.8) 100%);
}

.card h3 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.card p {
    font-size: 1rem;
    opacity: 0.8;
    transform: translateY(20px);
    transition: transform 0.5s var(--transition);
}

.card:hover p {
    transform: translateY(0);
}

/* Info Section */
.info-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    background: #fff;
    padding: 80px;
    border-radius: 40px;
    box-shadow: var(--card-shadow);
}

.info-text h2 {
    font-size: 2.5rem;
    margin-bottom: 25px;
}

.info-text p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.feature-list {
    list-style: none;
    margin-top: 40px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.feature-item i {
    width: 40px;
    height: 40px;
    background: var(--bg-light);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
}

.btn-learn-more {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 30px;
    background: var(--text-main);
    color: #fff;
    text-decoration: none;
    border-radius: 30px;
    font-weight: 500;
    margin-top: 30px;
    transition: background-color 0.3s, transform 0.3s;
}

.info-image i {
    color: var(--primary);
    opacity: 0.1;
}

.btn-learn-more:hover {
    background: #000;
    transform: scale(1.05);
}

/* Footer */
footer {
    padding: 60px 20px;
    text-align: center;
    border-top: 1px solid var(--glass-border);
    color: var(--text-secondary);
}

/* Season Pages Custom Styles */
.hero-banner {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
    color: #fff;
    background-size: cover;
    background-position: center;
}

.hero-verao {
    background-image: url('../img/optimized/pexels-ryandelfin-2270389.jpg');
}

.hero-outono {
    background-image: url('../img/optimized/pexels-nati-87264186-34792899.jpg');
}

.hero-inverno {
    background-image: url('../img/optimized/pexels-magda-ehlers-pexels-35636206.jpg');
}

.hero-primavera {
    background-image: url('../img/optimized/pexels-hemildhanani-12527494.jpg');
}

.hero-banner::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    opacity: 0;
    transform: translateY(30px);
    animation: reveal 1s var(--transition) forwards;
}

.hero-content h1 {
    color: var(--text-title);
    font-size: 6rem;
    font-weight: 700;
    letter-spacing: -0.04em;
    margin-bottom: 20px;
    background: none;
    -webkit-text-fill-color: initial;
    text-shadow: 0 4px 20px rgba(0,0,0,0.5);
}

.hero-content p {
    font-size: 1.5rem;
    font-weight: 300;
    opacity: 0.9;
}

/* Season Content & Glass Panels */
.season-content {
    max-width: 1200px;
    margin: -100px auto 100px auto;
    position: relative;
    z-index: 10;
    padding: 0 20px;
}

.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border: 1px solid var(--glass-border);
    border-radius: 40px;
    padding: 80px;
    box-shadow: var(--card-shadow);
    margin-bottom: 60px;
}

.glass-panel h2 {
    font-size: 3rem;
    margin-bottom: 30px;
    background: linear-gradient(135deg, var(--text-main) 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.glass-panel p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 30px;
}

/* Cards Grid */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.feature-card {
    background: rgba(255, 255, 255, 0.5);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 40px;
    text-align: center;
    transition: background-color 0.4s var(--transition), box-shadow 0.4s var(--transition), transform 0.4s var(--transition);
}

.feature-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.8);
    box-shadow: var(--card-shadow-hover);
}

.feature-card i {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--text-main);
}

.feature-card p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* Scroll Animations */
html.js .reveal-on-scroll {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.8s var(--transition), transform 0.8s var(--transition);
}

html.js .reveal-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 1024px) {
    header h1 { font-size: 4rem; }
    .hero-content h1 { font-size: 4.5rem; }
    .info-section, .glass-panel { grid-template-columns: 1fr; padding: 40px; }
}

@media (max-width: 768px) {
    header h1 { font-size: 3rem; text-align: center; }
    .hero-content h1 { font-size: 3.5rem; }
    .navbar-top { padding: 0 20px; }
    .section-title h2, .glass-panel h2 { font-size: 2.2rem; }
    .card { height: 400px; }
    .sidebar { width: 100%; right: -100%; }
    .season-content { margin-top: -50px; }
    .feature-card { padding: 30px; }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }
}