/**
 * SNELLIX - Global CSS
 * 
 * Stili comuni utilizzati in tutte le pagine
 */

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

:root {
    /* Colori Brand */
    --primary: #6b75d7;
    --secondary: #6b75d7;
    --accent: #FFE66D;
    --success: #92ff0d;
    
    /* Colori UI */
    --bg-light: #F8F9FA;
    --bg-dark: #2C3E50;
    --text-dark: #2C3E50;
    --text-light: #7F8C8D;
    --border: #E0E0E0;
    
    /* Variabili per onboarding e pagine generiche */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-hover: #e9ecef;
    --text-primary: #2C3E50;
    --text-secondary: #7F8C8D;
    --border-color: #E0E0E0;
    --primary-color: #6b75d7;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    
    /* Border Radius */
    --radius-sm: 5px;
    --radius-md: 10px;
    --radius-lg: 15px;
    --radius-xl: 20px;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 8px rgba(0,0,0,0.15);
    --shadow-lg: 0 8px 16px rgba(0,0,0,0.2);
}

body {
    font-family: 'Oswald', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-dark);
    background-color: var(--bg-light);
    line-height: 1.6;
}

/* Dark mode variables */
body.dark-skin {
    --bg-primary: #1a1a1a;
    --bg-secondary: #2a2a2a;
    --bg-hover: #3a3a3a;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --border-color: #404040;
    --primary-color: #92ff0d;
}

/* === TOAST NOTIFICATIONS === */
.toast {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    color: white;
    font-weight: 500;
    box-shadow: var(--shadow-lg);
    z-index: 10000;
    opacity: 0;
    transform: translateX(400px);
    transition: all 0.3s ease;
}

.toast.show {
    opacity: 1;
    transform: translateX(0);
}

.toast-success { background: #92ff0d; color: #1a1a1a; }
.toast-error { background: #da549b; }
.toast-warning { background: #7f8c8d; }
.toast-info { background: #6b75d7; }

/* === LOADING SPINNER === */
.global-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* === BUTTONS === */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn:active {
    transform: translateY(0);
}

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

.btn-primary:hover {
    background: linear-gradient(135deg, #7a84e0 0%, #6a73d0 100%);
}

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

.btn-secondary:hover {
    background: linear-gradient(135deg, #7a84e0 0%, #6a73d0 100%);
}

.btn-accent {
    background: var(--accent);
    color: var(--text-dark);
}

.btn-accent:hover {
    background: #FFD93D;
}

.btn-full {
    width: 100%;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* === FORMS === */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--text-dark);
}

.form-input {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
}

.form-input.error {
    border-color: #E74C3C;
}

.form-error {
    color: #E74C3C;
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
}

/* === CARDS === */
.card {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-md);
}

.card:hover {
    box-shadow: var(--shadow-md);
}

/* === UTILITIES === */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }

.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }

.p-1 { padding: var(--spacing-xs); }
.p-2 { padding: var(--spacing-sm); }
.p-3 { padding: var(--spacing-md); }
.p-4 { padding: var(--spacing-lg); }

/* === ANIMATIONS === */
.fade-in {
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.bounce {
    animation: bounce 1s ease;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* === LANDSCAPE ORIENTATION WARNING === */
#landscape-warning {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100dvh;
    background: linear-gradient(135deg, #6b75d7 0%, #5a63c4 100%);
    z-index: 99999;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: 32px;
    text-align: center;
    color: white;
}

#landscape-warning-icon {
    font-size: 80px;
    margin-bottom: 24px;
    animation: rotate-phone 2s ease-in-out infinite;
}

#landscape-warning-text {
    font-family: 'Oswald', 'Oswald', sans-serif;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

#landscape-warning-desc {
    font-family: 'Oswald', sans-serif;
    font-size: 16px;
    opacity: 0.9;
}

@keyframes rotate-phone {
    0%, 100% { transform: rotate(0deg); }
    25% { transform: rotate(-10deg); }
    75% { transform: rotate(10deg); }
}

@media (orientation: landscape) and (max-width: 900px) {
    #landscape-warning {
        display: flex !important;
    }
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
    .toast {
        right: 10px;
        left: 10px;
        top: 10px;
    }
}