/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', sans-serif;
    background-color: #F0F2F5;
    color: #333;
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
}

/* Header */
.app-header {
    background-color: #1976D2;
    color: white;
    padding: 16px 0;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.app-title {
    font-size: 20px;
    font-weight: 500;
    text-align: center;
}

/* Main Container */
.main-container {
    padding: 16px 0;
    min-height: calc(100vh - 68px);
}

/* Layout Management */
.layout-container {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 24px;
    margin: 24px auto 0;
    max-width: 1400px;
    padding: 0 20px;
}

.central-content {
    max-width: 500px;
    width: 100%;
    flex: 0 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

/* Ad Banners - PropellerAds */
.ad-banner {
    width: 200px;
    min-height: 600px;
    background-color: #f9f9f9;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    overflow: hidden;
    flex-shrink: 0;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 20px;
}

.ad-banner-left {
    order: -1;
}
.ad-banner-right {
    order: 1;
}

/* Student Card */
.card-container {
    width: 100%;
    max-width: 450px;
    margin: 0 auto;
}

.student-card {
    width: 100%;
    max-width: 450px;
    height: 260px;
    background-color: white;
    border-radius: 16px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    position: relative;
    margin: 0 auto;
}

/* Card Background Pattern */
.card-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 10px,
            rgba(0, 0, 0, 0.02) 10px,
            rgba(0, 0, 0, 0.02) 20px
        ),
        repeating-linear-gradient(
            -45deg,
            transparent,
            transparent 10px,
            rgba(0, 0, 0, 0.02) 10px,
            rgba(0, 0, 0, 0.02) 20px
        );
}

/* Card Watermark */
.card-watermark {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 15px 15px 15px 30px;
    opacity: 0.05;
    filter: saturate(0);
}

.card-watermark img {
    max-width: 95%;
    max-height: 95%;
    object-fit: contain;
}

/* Card Content */
.card-content {
    position: relative;
    z-index: 1;
    padding: 20px;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 8px;
}

.student-label {
    font-size: 12px;
    font-weight: bold;
    color: #666;
    letter-spacing: 1.5px;
    margin-bottom: 4px;
}

.university-name {
    font-size: 16px;
    font-weight: 500;
    color: #444;
    text-transform: uppercase;
}

.university-logo-container {
    width: 90px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.university-logo-container img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.card-divider {
    height: 1px;
    background-color: #e0e0e0;
    margin: 8px 0;
}

.card-main {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 20px;
}

/* Student Photo */
.student-photo-container {
    flex-shrink: 0;
}

.student-photo {
    width: 112px;
    height: 112px;
    border-radius: 50%;
    background-color: #f0f0f0;
    border: 4px solid white;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

.student-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.student-photo .material-icons {
    font-size: 60px;
    color: #999;
}

/* Student Info */
.student-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
}

.student-name {
    font-size: 22px;
    font-weight: bold;
    color: #333;
    margin-bottom: 4px;
}

.student-course {
    font-size: 16px;
    color: #666;
    margin-bottom: 16px;
}

.student-details {
    display: flex;
    gap: 24px;
}

.detail-group {
    display: flex;
    flex-direction: column;
}

.detail-label {
    font-size: 10px;
    color: #999;
    text-transform: uppercase;
    margin-bottom: 2px;
}

.detail-value {
    font-size: 14px;
    font-weight: bold;
    color: #333;
}

/* Form Styles */
.form-container {
    width: 100%;
    max-width: 500px;
}

.form-section {
    background-color: white;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    margin-bottom: 24px;
}

.section-title {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 8px;
}

.section-divider {
    height: 1px;
    background-color: #e0e0e0;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 16px;
}

.form-row {
    display: flex;
    gap: 12px;
}

.form-row .form-group {
    flex: 1;
}

.form-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: bold;
    color: #666;
    margin-bottom: 8px;
    font-size: 14px;
}

.info-icon {
    font-size: 16px;
    color: #999;
    cursor: help;
}

.form-input,
.form-select {
    width: 100%;
    padding: 12px 16px;
    border: none;
    border-radius: 8px;
    background-color: #f5f5f5;
    font-size: 14px;
    font-family: inherit;
    transition: background-color 0.2s ease;
}

.form-input:focus,
.form-select:focus {
    outline: none;
    background-color: #e8f4fd;
    box-shadow: 0 0 0 2px #1976D2;
}

.form-input::placeholder {
    color: #999;
}

/* File Input */
.file-input-container {
    height: 48px;
    display: flex;
    background-color: #f5f5f5;
    border-radius: 8px;
    border: 1px solid #e0e0e0;
    overflow: hidden;
}

.file-input-button {
    padding: 0 16px;
    background-color: #e0e0e0;
    border: none;
    font-family: inherit;
    font-size: 14px;
    color: #333;
    cursor: pointer;
    transition: background-color 0.2s ease;
    white-space: nowrap;
}

.file-input-button:hover {
    background-color: #d0d0d0;
}

.file-input-text {
    flex: 1;
    display: flex;
    align-items: center;
    padding: 0 12px;
    color: #666;
    font-size: 14px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-family: inherit;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    justify-content: center;
    width: 100%;
}

.btn-primary {
    background-color: #1976D2;
    color: white;
}

.btn-primary:hover {
    background-color: #1565C0;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(25, 118, 210, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: #1976D2;
    border: 2px solid #1976D2;
}

.btn-secondary:hover {
    background-color: #1976D2;
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(25, 118, 210, 0.3);
}

.btn .material-icons {
    font-size: 18px;
}

/* Download Container */
.download-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 100%;
    max-width: 500px;
}

/* PWA Banner */
.pwa-banner {
    background-color: white;
    border-radius: 10px;
    padding: 16px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    gap: 16px;
    width: 100%;
    max-width: 500px;
}

.pwa-icon {
    flex-shrink: 0;
}

.pwa-icon .material-icons {
    font-size: 40px;
    color: #1976D2;
}

.pwa-content h3 {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 8px;
}

.pwa-content p {
    font-size: 14px;
    color: #666;
    line-height: 1.4;
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #1976D2;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.loading-text {
    color: white;
    font-size: 18px;
    margin-top: 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ========================================
   LIVEPIX MODAL
   ======================================== */

.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    justify-content: center;
    align-items: center;
    overflow: auto;
    padding: 20px;
}

.modal-content {
    background-color: white;
    padding: 30px;
    border-radius: 16px;
    max-width: 500px;
    width: 90%;
    position: relative;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    margin: auto;
}

.modal-content h3 {
    color: #1976D2;
    margin-bottom: 12px;
    font-size: 22px;
}

.modal-content p {
    color: #666;
    margin-bottom: 20px;
}

.modal-content form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.modal-content input,
.modal-content textarea {
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 14px;
    font-family: 'Roboto', sans-serif;
    transition: border-color 0.2s;
}

.modal-content input:focus,
.modal-content textarea:focus {
    outline: none;
    border-color: #1976D2;
    box-shadow: 0 0 0 2px rgba(25, 118, 210, 0.2);
}

.modal-content textarea {
    resize: vertical;
    min-height: 80px;
}

.close {
    position: absolute;
    right: 15px;
    top: 10px;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    color: #999;
    transition: color 0.2s;
}

.close:hover {
    color: #333;
}

#qrCodeContainer {
    display: flex;
    justify-content: center;
    margin: 20px 0;
    padding: 20px;
    background-color: #f9f9f9;
    border-radius: 12px;
}

/* ========================================
   SUGGESTION CONTAINER
   ======================================== */

.suggestion-container {
    width: 100%;
    max-width: 500px;
    margin-top: 32px;
    padding: 24px;
    background: #ffffff;
    border: 2px solid #667EEA;
    border-radius: 16px;
    color: white;
    text-align: center;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.suggestion-title {
    font-size: 20px;
    font-weight: 700;
    color: #333;
    margin-bottom: 8px;
}

.suggestion-subtitle {
    font-size: 16px;
    margin-bottom: 20px;
    color: #555;
    line-height: 1.4;
}

.suggestion-buttons {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
}

.suggestion-buttons .btn {
    flex: 1;
    min-width: 180px;
    font-weight: 500;
}

/* ========================================
   PROPELLERADS NATIVE CONTAINER
   ======================================== */

.propeller-native-container {
    width: 100%;
    max-width: 500px;
    margin: 20px 0;
    padding: 16px;
    background-color: #f9f9f9;
    border-radius: 12px;
    border: 1px solid #e0e0e0;
    min-height: 120px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.native-ad-label {
    font-size: 10px;
    color: #999;
    text-transform: uppercase;
    text-align: center;
    margin-bottom: 12px;
    letter-spacing: 1px;
    font-weight: 500;
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 1024px) {
    .ad-banner {
        display: none !important;  /* ✅ Remove banners laterais em tablets/mobile */
    }
}
    
    .layout-container {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 24px;
    margin: 24px auto 0;
    max-width: 1400px;
    padding: 0 20px; 
}
    
    .central-content {
    max-width: 500px;
    width: 100%;
    flex: 0 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}


@media (max-width: 480px) {
    .container {
        padding: 0 12px;
    }
    
    .student-card {
        width: 100%;
        height: auto;
        min-height: 280px;
    }
    
    .card-content {
        padding: 16px;
    }
    
    .card-main {
        flex-direction: column;
        text-align: center;
        gap: 16px;
    }
    
    .student-info {
        align-items: center;
    }
    
    .student-details {
        justify-content: center;
    }
    
    .form-row {
        flex-direction: column;
        gap: 16px;
    }
    
    .pwa-banner {
        flex-direction: column;
        text-align: center;
    }
    
    .student-name {
        font-size: 20px;
    }
    
    .student-course {
        font-size: 14px;
    }
    
    /* Suggestion Container Mobile */
    .suggestion-buttons {
        flex-direction: column;
    }
    
    .suggestion-buttons .btn {
        width: 100%;
        min-width: auto;
    }
    
    .suggestion-container {
        padding: 20px;
        margin-top: 24px;
    }
    
    .suggestion-title {
        font-size: 18px;
    }
    
    /* Modal Mobile */
    .modal-content {
        padding: 20px;
        width: 95%;
    }
    
    .modal-content h3 {
        font-size: 20px;
    }
}

@media (max-width: 360px) {
    .student-photo {
        width: 90px;
        height: 90px;
    }
    
    .student-photo .material-icons {
        font-size: 45px;
    }
    
    .student-name {
        font-size: 18px;
    }
    
    .card-header {
        flex-direction: column;
        gap: 8px;
        align-items: flex-start;
    }
    
    .university-logo-container {
        width: 80px;
        height: 30px;
    }
}

/* High DPI Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .student-card {
        box-shadow: 0 2px 5px rgba(0, 0, 0, 0.15);
    }
}

/* Print Styles */
@media print {
    .app-header,
    .form-container,
    .download-container,
    .pwa-banner,
    .ad-banner,
    .suggestion-container,
    .propeller-native-container {
        display: none !important;
    }
    
    .student-card {
        box-shadow: none;
        border: 1px solid #ccc;
    }
    
    body {
        background-color: white;
    }
    
    .main-container {
        padding: 0;
    }
    
    .layout-container {
        justify-content: center;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus Styles */
.btn:focus-visible,
.form-input:focus-visible,
.form-select:focus-visible,
.file-input-button:focus-visible {
    outline: 2px solid #1976D2;
    outline-offset: 2px;
}

/* Animation for loading text */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}