/*
Theme Name: Aeroclub Sky
Theme URI: https://example.com
Author: Your Name
Author URI: https://example.com
Description: Tema minimale per sito aeronautico con design leggero e arioso
Version: 1.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: aeroclub-sky
*/

/* === RESET E BASE === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-primary: #0077BE;
    --color-secondary: #FFFFFF;
    --color-accent: #E8F4F8;
    --color-text: #2C3E50;
    --color-text-light: #7F8C8D;
    --font-main: 'Open Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --transition: all 0.3s ease;
}

body {
    font-family: var(--font-main);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-secondary);
}

/* === TYPOGRAPHY === */
h1, h2, h3, h4, h5, h6 {
    font-weight: 300;
    letter-spacing: 0.5px;
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: 3rem; line-height: 1.2; }
h2 { font-size: 2.5rem; line-height: 1.3; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }

p {
    margin-bottom: var(--spacing-sm);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    opacity: 0.8;
}

/* === LAYOUT === */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-xl) 0;
}

/* === HEADER === */
.site-header {
    background: linear-gradient(180deg, var(--color-primary) 0%, #005A93 100%);
    color: var(--color-secondary);
    padding: var(--spacing-sm) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

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

.site-title {
    font-size: 1.8rem;
    font-weight: 300;
    margin: 0;
}

.site-title a {
    color: var(--color-secondary);
}

/* === NAVIGATION === */
.main-navigation {
    display: flex;
    gap: var(--spacing-md);
}

.main-navigation a {
    color: var(--color-secondary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 4px;
    transition: var(--transition);
}

.main-navigation a:hover {
    background: rgba(255,255,255,0.1);
}

/* === HERO SECTION === */
.hero {
    background: linear-gradient(180deg, #87CEEB 0%, var(--color-accent) 100%);
    padding: var(--spacing-xl) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 100px;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 100"><path fill="%23FFFFFF" d="M0,50 Q300,100 600,50 T1200,50 L1200,100 L0,100 Z"/></svg>') no-repeat bottom;
    background-size: cover;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero h1 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.hero p {
    font-size: 1.2rem;
    color: var(--color-text);
    max-width: 600px;
    margin: 0 auto var(--spacing-md);
}

/* === BUTTONS === */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-primary);
    color: var(--color-secondary);
    border-radius: 50px;
    font-weight: 500;
    transition: var(--transition);
    border: 2px solid var(--color-primary);
}

.btn:hover {
    background: transparent;
    color: var(--color-primary);
    opacity: 1;
}

.btn-secondary {
    background: transparent;
    color: var(--color-primary);
}

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

/* === CONTENT SECTIONS === */
.page-content {
    background: var(--color-secondary);
}

.page-content > div {
    max-width: 1000px;
    margin: 0 auto;
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.card {
    background: var(--color-secondary);
    padding: var(--spacing-md);
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.12);
}

.card h3 {
    color: var(--color-primary);
}

/* === FOOTER === */
.site-footer {
    background: var(--color-text);
    color: var(--color-secondary);
    padding: var(--spacing-lg) 0 var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255,255,255,0.1);
    color: var(--color-text-light);
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.8rem; }
    
    .header-content {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .main-navigation {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .section {
        padding: var(--spacing-md) 0;
    }
}