/**
 * Video Player Styles
 */

/* === VIDEO PLAYER WRAPPER === */
.ccs-video-player-wrapper {
    margin: 32px 0;
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 32px;
    align-items: start;
}

.ccs-main-content {
    min-width: 0; /* Prevent grid overflow */
}

.ccs-lessons-sidebar {
    position: sticky;
    top: 32px;
    max-height: calc(100vh - 64px);
    overflow-y: auto;
    background: var(--ccs-card-bg);
    border: 1px solid var(--ccs-border);
    border-radius: 12px;
    padding: 20px;
}

@media (max-width: 1024px) {
    .ccs-video-player-wrapper {
        grid-template-columns: 1fr;
    }
    
    .ccs-lessons-sidebar {
        position: relative;
        top: 0;
        max-height: none;
    }
}

.ccs-video-container {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    background: #000;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0,0,0,0.2);
}

.ccs-video-iframe,
.ccs-video-element {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* === LESSON META === */
.ccs-lesson-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    padding: 20px;
    background: var(--ccs-background);
    border-radius: 8px;
    margin-top: 20px;
}

.ccs-lesson-meta .meta-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    color: var(--ccs-text);
}

.ccs-lesson-meta .icon {
    font-size: 18px;
}

/* === LESSON NAVIGATION === */
.ccs-lesson-navigation {
    display: flex;
    gap: 20px;
    margin-top: 32px;
}

.ccs-lesson-navigation a {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 20px;
    background: var(--ccs-card-bg);
    border: 2px solid var(--ccs-border);
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.ccs-lesson-navigation a:hover {
    border-color: var(--ccs-primary);
    transform: translateY(-2px);
    box-shadow: var(--ccs-shadow);
}

.nav-prev {
    text-align: left;
}

.nav-next {
    text-align: right;
}

.nav-arrow {
    font-size: 24px;
    color: var(--ccs-primary);
    margin-bottom: 8px;
}

.nav-label {
    font-size: 13px;
    color: var(--ccs-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.nav-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--ccs-text);
}

/* === COMPLETION MODAL === */
.ccs-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ccs-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
}

.ccs-modal-content {
    position: relative;
    background: white;
    padding: 48px 32px;
    border-radius: 16px;
    max-width: 500px;
    width: 90%;
    text-align: center;
    box-shadow: 0 8px 32px rgba(0,0,0,0.3);
    animation: modalSlideIn 0.4s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-40px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.completion-icon {
    font-size: 72px;
    margin-bottom: 20px;
    animation: bounce 0.6s ease;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.ccs-modal-content h2 {
    font-size: 28px;
    margin: 0 0 24px;
    color: var(--ccs-text);
}

.modal-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 32px;
}

.modal-actions .button {
    padding: 14px 24px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.modal-actions .button-primary {
    background: var(--ccs-success);
    color: white;
}

.modal-actions .button-primary:hover {
    background: #218838;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(40, 167, 69, 0.3);
}

.modal-actions .button:not(.button-primary) {
    background: transparent;
    color: var(--ccs-text-muted);
}

.modal-actions .button:not(.button-primary):hover {
    background: var(--ccs-background);
    color: var(--ccs-text);
}

/* Confetti */
.confetti {
    pointer-events: none;
    z-index: 10000;
}

/* === LESSONS SIDEBAR LIST === */
.ccs-lessons-sidebar h3 {
    font-size: 18px;
    margin: 0 0 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--ccs-border);
}

.ccs-sidebar-lesson-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.ccs-sidebar-lesson-item {
    margin-bottom: 8px;
}

.ccs-sidebar-lesson-item a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    border-radius: 8px;
    text-decoration: none;
    color: var(--ccs-text);
    transition: all 0.3s;
    font-size: 14px;
    border: 1px solid transparent;
}

.ccs-sidebar-lesson-item a:hover {
    background: var(--ccs-background);
    border-color: var(--ccs-border);
}

.ccs-sidebar-lesson-item.current a {
    background: var(--ccs-primary);
    color: white;
    font-weight: 600;
}

.ccs-sidebar-lesson-item .lesson-icon {
    font-size: 18px;
    min-width: 24px;
    text-align: center;
}

.ccs-sidebar-lesson-item.completed .lesson-icon {
    color: var(--ccs-success);
}

.ccs-sidebar-lesson-item .lesson-title {
    flex: 1;
    line-height: 1.4;
}

.ccs-sidebar-lesson-item .lesson-duration {
    font-size: 12px;
    color: var(--ccs-text-muted);
    white-space: nowrap;
}

.ccs-sidebar-lesson-item.current .lesson-duration {
    color: rgba(255, 255, 255, 0.8);
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
    .ccs-lesson-navigation {
        flex-direction: column;
    }
    
    .ccs-lesson-navigation a {
        text-align: center;
    }
    
    .nav-next {
        text-align: center;
    }
    
    .ccs-modal-content {
        padding: 32px 24px;
    }
    
    .ccs-modal-content h2 {
        font-size: 24px;
    }
    
    .completion-icon {
        font-size: 56px;
    }
}