/* =============================================
   STUDENTE PER UN GIORNO - Stili Area Pubblica
   ============================================= */

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

:root {
    --primary-color: #c62828;
    --secondary-color: #8e0000;
    --success-color: #4CAF50;
    --danger-color: #f44336;
    --warning-color: #ff9800;
    --info-color: #2196F3;
    --light-gray: #fbf6f6;
    --medium-gray: #e9ecef;
    --dark-gray: #495057;
    --text-color: #333;
    --border-radius: 8px;
    --box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background: var(--light-gray);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* =============================================
   HEADER
   ============================================= */
.site-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 15px 20px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.header-inner {
    display: flex;
    align-items: center;
    gap: 20px;
}

.site-header h1 {
    font-size: 26px;
    line-height: 1.2;
    margin: 0;
}

.site-logo {
    display: block;
    width: auto;
    height: auto;
    max-width: 70px;
    max-height: 70px;
    flex-shrink: 0;
}

.site-header .tagline {
    font-size: 16px;
    opacity: 0.9;
    margin: 0;
}

/* =============================================
   INTRO SECTION
   ============================================= */
.intro-section {
    background: white;
    padding: 15px 25px;
    margin: 20px 0;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    border-left: 5px solid var(--primary-color);
}

.intro-section p {
    font-size: 16px;
    color: var(--dark-gray);
    margin: 0;
}

.intro-section strong:first-child {
    color: var(--primary-color);
}

.info-boxes {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.info-box {
    background: var(--light-gray);
    padding: 30px;
    border-radius: var(--border-radius);
    transition: transform 0.3s, box-shadow 0.3s;
}

.info-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.info-box .icon {
    font-size: 48px;
    margin-bottom: 15px;
}

.info-box h3 {
    color: var(--primary-color);
    margin-bottom: 10px;
}

/* =============================================
   EVENTS SECTION
   ============================================= */
.events-section {
    margin: 25px 0 40px;
}

.events-section h2 {
    color: var(--primary-color);
    font-size: 28px;
}

.events-section-header {
    border-left: 6px solid var(--primary-color);
    padding: 5px 0 5px 18px;
    margin-bottom: 25px;
}

.events-section-header p {
    color: var(--dark-gray);
    margin: 0;
}

.events-professionale .events-section-header {
    border-left-color: var(--secondary-color);
}

.events-professionale h2 {
    color: var(--secondary-color);
}

.events-professionale + .events-tecnico,
.events-tecnico + .events-professionale {
    padding-top: 40px;
    border-top: 2px solid var(--medium-gray);
}

.event-card {
    border-top: 5px solid var(--primary-color);
}

.events-professionale .event-card {
    border-top-color: var(--secondary-color);
}

.no-events-row {
    background: white;
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    color: var(--dark-gray);
    text-align: center;
}

.events-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
}

.event-card {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: transform 0.3s, box-shadow 0.3s;
}

.event-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.event-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    background: var(--medium-gray);
}

.event-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.event-body {
    padding: 25px;
}

.event-body h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 22px;
}

.event-info {
    margin: 20px 0;
}

.info-item {
    display: flex;
    align-items: center;
    margin: 12px 0;
    font-size: 15px;
}

.info-item .icon {
    margin-right: 10px;
    font-size: 18px;
}

.type-badge {
    display: inline-block;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

.type-tecnico {
    background: #ffebee;
    color: var(--primary-color);
}

.type-professionale {
    background: #f3e5e5;
    color: var(--secondary-color);
}

.seats-count {
    font-weight: 600;
}

.seats-count.many {
    color: var(--success-color);
}

.seats-count.few {
    color: var(--warning-color);
}

.event-description {
    color: var(--dark-gray);
    margin: 15px 0;
    font-size: 15px;
    line-height: 1.6;
}

/* =============================================
   BUTTONS
   ============================================= */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(198, 40, 40, 0.4);
}

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

.btn-success:hover {
    background: #45a049;
}

.btn-secondary {
    background: #6c757d;
    color: white;
}

.btn-secondary:hover {
    background: #5a6268;
}

.btn-block {
    display: block;
    width: 100%;
}

.btn-lg {
    padding: 16px 40px;
    font-size: 18px;
}

/* =============================================
   BOOKING PAGE
   ============================================= */
.booking-container {
    max-width: 900px;
    margin: 30px auto;
    background: white;
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.back-link {
    margin-bottom: 30px;
}

.back-link a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.back-link a:hover {
    text-decoration: underline;
}

.event-summary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 30px;
    border-radius: var(--border-radius);
    margin-bottom: 40px;
}

.event-summary h2 {
    margin: 0 0 20px 0;
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.summary-item {
    display: flex;
    align-items: center;
    gap: 15px;
}

.summary-item .icon {
    font-size: 32px;
}

.summary-item strong {
    display: block;
    font-size: 12px;
    opacity: 0.9;
    margin-bottom: 5px;
}

.summary-item p {
    margin: 0;
    font-size: 16px;
}

.seats-highlight {
    font-size: 24px !important;
    font-weight: bold !important;
}

/* =============================================
   FORMS
   ============================================= */
.form-section h3 {
    color: var(--primary-color);
    margin-bottom: 25px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dark-gray);
}

.form-control {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--medium-gray);
    border-radius: var(--border-radius);
    font-size: 15px;
    transition: border-color 0.3s;
}

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

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

.privacy-group {
    background: var(--light-gray);
    padding: 20px;
    border-radius: var(--border-radius);
    margin: 30px 0;
}

.checkbox-wrapper {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.checkbox-wrapper input[type="checkbox"] {
    margin-top: 4px;
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.checkbox-wrapper label {
    margin: 0;
    font-weight: normal;
    cursor: pointer;
}

.checkbox-wrapper a {
    color: var(--primary-color);
    font-weight: 600;
}

.form-actions {
    margin-top: 30px;
    text-align: center;
}

.form-note {
    margin-top: 20px;
    font-size: 14px;
    color: var(--dark-gray);
    text-align: center;
}

/* =============================================
   ALERTS
   ============================================= */
.alert {
    padding: 15px 20px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
}

.alert-success {
    background: #d4edda;
    border-left: 4px solid var(--success-color);
    color: #155724;
}

.alert-danger {
    background: #f8d7da;
    border-left: 4px solid var(--danger-color);
    color: #721c24;
}

.alert-warning {
    background: #fff3cd;
    border-left: 4px solid var(--warning-color);
    color: #856404;
}

.alert-info {
    background: #d1ecf1;
    border-left: 4px solid var(--info-color);
    color: #0c5460;
}

/* =============================================
   EMPTY STATE
   ============================================= */
.no-events {
    text-align: center;
    padding: 80px 20px;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.no-events .icon {
    font-size: 80px;
    margin-bottom: 20px;
}

.no-events h3 {
    color: var(--dark-gray);
    margin-bottom: 10px;
}

.no-events p {
    color: var(--dark-gray);
    font-size: 16px;
}

/* =============================================
   FOOTER
   ============================================= */
.site-footer {
    background: #3a0a0a;
    color: white;
    text-align: center;
    padding: 30px 20px;
    margin-top: 60px;
}

.site-footer p {
    margin: 5px 0;
}

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

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 768px) {
    .site-header h1 {
        font-size: 20px;
    }

    .site-header .tagline {
        font-size: 14px;
    }

    .site-logo {
        max-width: 50px;
        max-height: 50px;
    }
    
    .events-grid {
        grid-template-columns: 1fr;
    }
    
    .booking-container {
        padding: 20px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .summary-grid {
        grid-template-columns: 1fr;
    }
}

@media print {
    .site-header,
    .site-footer,
    .back-link,
    .form-actions {
        display: none;
    }
}