/* Hero Gerais */
.vet-flow-hero {
    background-color: #2C2C2C;
    color: #FDF7ED;
    padding: 60px 30px;
    border-radius: 12px;
    margin-bottom: 40px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    position: relative;
    overflow: hidden;
}
.vet-flow-hero::before {
    content: '';
    position: absolute;
    top: -50%; left: -50%;
    width: 200%; height: 200%;
    background: radial-gradient(circle, rgba(194, 155, 64, 0.1) 0%, rgba(44, 44, 44, 0) 70%);
    pointer-events: none;
}
.vet-flow-hero-title {
    font-family: 'Montserrat', sans-serif;
    color: #C29B40; font-size: 42px; font-weight: 700;
    margin-bottom: 20px; text-transform: uppercase; letter-spacing: 1px;
}
.vet-flow-hero-description {
    font-family: 'Lora', serif; font-size: 18px; line-height: 1.8;
    max-width: 900px; margin: 0 auto; color: #F5F5F5; text-align: justify;
}
.vet-flow-hero-description p { margin-bottom: 15px; }
.vet-flow-hero-description strong { color: #C29B40; }

.vet-flow-course-container {
    display: flex;
    flex-direction: column;
    font-family: 'Lora', serif;
    color: #2C2C2C;
    background-color: #FDF7ED;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    margin: 2rem 0;
}

@media (min-width: 768px) {
    .vet-flow-course-container {
        flex-direction: row;
        min-height: 700px;
    }
}

/* Sidebar Modifications */
.vet-flow-sidebar {
    background-color: #2C2C2C;
    display: flex;
    flex-direction: column;
    border-bottom: 3px solid #C29B40;
}

@media (min-width: 768px) {
    .vet-flow-sidebar {
        width: 320px;
        flex-shrink: 0;
        border-bottom: none;
        border-right: 3px solid #C29B40;
        overflow-y: auto;
    }
}

.vet-flow-sidebar-module {
    border-bottom: 1px solid #1A1A1A;
}

.vet-flow-module-toggle {
    background: transparent;
    color: #C29B40;
    border: none;
    width: 100%;
    padding: 20px;
    text-align: left;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 16px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s ease;
}

.vet-flow-module-toggle:hover {
    background: #1A1A1A;
}

.vet-flow-module-toggle .dashicons {
    transition: transform 0.3s ease;
}

.vet-flow-sidebar-module.expanded .vet-flow-module-toggle .dashicons {
    transform: rotate(180deg);
}

.vet-flow-sidebar-lessons {
    display: none;
    background-color: #1A1A1A;
    flex-direction: column;
}

.vet-flow-sidebar-module.expanded .vet-flow-sidebar-lessons {
    display: flex;
    animation: fadeIn 0.3s ease;
}

.vet-flow-lesson-nav-btn {
    background: transparent;
    color: #F5F5F5;
    border: none;
    padding: 15px 20px 15px 30px;
    text-align: left;
    font-family: 'Lora', serif;
    font-size: 15px;
    cursor: pointer;
    border-left: 4px solid transparent;
    transition: all 0.3s ease;
}

.vet-flow-lesson-nav-btn:hover {
    color: #C29B40;
    background: rgba(194, 155, 64, 0.1);
}

.vet-flow-lesson-nav-btn.active {
    color: #C29B40;
    border-left-color: #C29B40;
    background: rgba(194, 155, 64, 0.1);
    font-weight: bold;
}

.vet-flow-no-lessons {
    padding: 15px 20px;
    color: #6B7280;
    font-size: 14px;
    font-style: italic;
}

/* Content Area */
.vet-flow-content-area {
    flex-grow: 1;
    padding: 30px;
    background-color: #FDF7ED;
    position: relative;
}

@media (min-width: 768px) {
    .vet-flow-content-area { padding: 50px; }
}

.vet-flow-lesson-content {
    display: none;
    animation: fadeIn 0.4s ease;
}

.vet-flow-lesson-content.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.vet-flow-content-header {
    margin-bottom: 25px;
}

.vet-flow-module-badge {
    display: inline-block;
    background-color: #C29B40;
    color: #FDF7ED;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    font-family: 'Montserrat', sans-serif;
    margin-bottom: 10px;
    text-transform: uppercase;
}

.vet-flow-lesson-title {
    font-family: 'Montserrat', sans-serif;
    color: #1A1A1A;
    font-size: 32px;
    margin: 0;
    font-weight: 700;
}

/* Mídias da Aula */
.vet-flow-video-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.vet-flow-video-container {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    max-width: 100%;
    background: #1A1A1A;
    border-radius: 8px;
    margin-bottom: 30px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.vet-flow-video-container iframe,
.vet-flow-video-container object,
.vet-flow-video-container embed {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
}

.vet-flow-text-content {
    font-size: 16px; line-height: 1.8; color: #2C2C2C; margin-bottom: 20px;
}
.vet-flow-text-content h1, .vet-flow-text-content h2,
.vet-flow-text-content h3, .vet-flow-text-content h4 {
    font-family: 'Montserrat', sans-serif; color: #1A1A1A;
    margin-top: 1.5em; margin-bottom: 0.5em;
}

.vet-flow-resources {
    display: flex; flex-direction: column; gap: 20px; margin-top: 20px;
    border-top: 1px solid #E5E5E5; padding-top: 20px;
}

.vet-flow-audio-player {
    display: flex; align-items: center; background-color: #2C2C2C;
    border-radius: 12px; padding: 15px; gap: 20px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.vet-flow-audio-cover {
    width: 80px; height: 80px; border-radius: 8px; flex-shrink: 0;
    background: linear-gradient(135deg, #C29B40 0%, #1A1A1A 100%);
    display: flex; align-items: center; justify-content: center;
}

.vet-flow-audio-cover .dashicons {
    color: #FDF7ED; font-size: 40px; width: 40px; height: 40px; line-height: 40px;
}

.vet-flow-audio-info { flex-grow: 1; }
.vet-flow-audio-info h4 { color: #FDF7ED; font-family: 'Montserrat', sans-serif; margin: 0 0 5px 0; font-size: 16px; }
.vet-flow-audio-info p { color: #6B7280; margin: 0 0 10px 0; font-size: 14px; }
.vet-flow-audio-info audio { width: 100%; height: 40px; outline: none; }
.vet-flow-audio-info audio::-webkit-media-controls-panel { background-color: #1A1A1A; }
.vet-flow-audio-info audio::-webkit-media-controls-current-time-display,
.vet-flow-audio-info audio::-webkit-media-controls-time-remaining-display { color: #FDF7ED; }
.vet-flow-audio-info audio::-webkit-media-controls-play-button,
.vet-flow-audio-info audio::-webkit-media-controls-mute-button { filter: invert(1); }

.vet-flow-pdf-viewer-container {
    background-color: #2C2C2C;
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    display: flex;
    flex-direction: column;
}

.vet-flow-pdf-viewer-container h4 {
    color: #FDF7ED;
    font-family: 'Montserrat', sans-serif;
    margin-top: 0;
    margin-bottom: 15px;
}

.vet-flow-pdf-btn {
    display: inline-flex; align-items: center; gap: 10px;
    background-color: #C29B40; color: #FDF7ED; padding: 15px 25px;
    border-radius: 30px; font-family: 'Montserrat', sans-serif; font-weight: 600;
    text-decoration: none; transition: all 0.3s ease; align-self: flex-start;
}
.vet-flow-pdf-btn:hover {
    background-color: #1A1A1A; color: #C29B40; transform: translateY(-2px);
}