/* ===== ROOT COLORS & VARIABLES ===== */
:root {
  --green: #06c713;
  --orange: #ff850a;
  --blue: #1b0aff;
  --purple: #b60aff;
  --red: #ff0a0a;
  --black: #030405;
  --white: #ffffff;
  --gray-light: #f5f5f5;
  --gray-medium: #666666;
  --gray-dark: #333333;
  --sidebar-width: 240px;
  --header-height: 60px;
  --searchbar-height: 70px;
}

/* ===== RESET & BASE STYLES ===== */
.buddhistantv-container {
    font-family: 'Roboto', 'Segoe UI', Arial, sans-serif;
    background: var(--white);
    min-height: 100vh;
    position: relative;
}

/* ===== HEADER (YouTube-like) ===== */
.bstv-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: var(--white);
    border-bottom: 1px solid rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    padding: 0 20px;
    z-index: 1000;
    box-shadow: 0 1px 5px rgba(0,0,0,0.1);
}

.bstv-header-left {
    display: flex;
    align-items: center;
    gap: 20px;
    min-width: 200px;
}

.bstv-menu-toggle {
    background: none;
    border: none;
    font-size: 20px;
    color: var(--gray-dark);
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    transition: background 0.3s;
}

.bstv-menu-toggle:hover {
    background: var(--gray-light);
}

.bstv-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 22px;
    font-weight: bold;
    color: var(--blue);
    text-decoration: none;
}

.bstv-logo i {
    color: var(--red);
    font-size: 28px;
}

/* ===== SEARCH BAR ===== */
.bstv-search-container {
    flex: 1;
    max-width: 600px;
    margin: 0 40px;
}

.bstv-search-bar {
    display: flex;
    height: 42px;
    border-radius: 30px;
    overflow: hidden;
    border: 1px solid rgba(0,0,0,0.1);
    box-shadow: 0 1px 5px rgba(0,0,0,0.1);
}

.bstv-search-input {
    flex: 1;
    border: none;
    padding: 0 20px;
    font-size: 16px;
    outline: none;
    background: var(--white);
}

.bstv-search-btn {
    width: 60px;
    background: var(--gray-light);
    border: none;
    cursor: pointer;
    color: var(--gray-dark);
    transition: background 0.3s;
}

.bstv-search-btn:hover {
    background: var(--gray-medium);
    color: var(--white);
}

.bstv-search-mic {
    background: none;
    border: none;
    margin-left: 10px;
    font-size: 18px;
    color: var(--gray-dark);
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    transition: background 0.3s;
}

/* ===== HEADER RIGHT ICONS ===== */
.bstv-header-right {
    display: flex;
    align-items: center;
    gap: 15px;
    min-width: 200px;
    justify-content: flex-end;
}

.bstv-header-icon {
    background: none;
    border: none;
    font-size: 18px;
    color: var(--gray-dark);
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    position: relative;
    transition: background 0.3s;
}

.bstv-header-icon:hover {
    background: var(--gray-light);
}

.bstv-notification-badge {
    position: absolute;
    top: 2px;
    right: 2px;
    background: var(--red);
    color: var(--white);
    font-size: 10px;
    padding: 2px 5px;
    border-radius: 10px;
    min-width: 16px;
    text-align: center;
}

.bstv-upload-btn-header {
    background: var(--red);
    color: var(--white);
    border: none;
    padding: 8px 20px;
    border-radius: 20px;
    cursor: pointer;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s;
}

.bstv-upload-btn-header:hover {
    background: var(--orange);
    transform: scale(1.05);
}

.bstv-user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    overflow: hidden;
    background: var(--blue);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    cursor: pointer;
}

/* ===== CATEGORY TABS (Horizontal Scroll) ===== */
.bstv-category-tabs {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid rgba(0,0,0,0.1);
    z-index: 999;
    padding: 10px 20px;
    overflow-x: auto;
    white-space: nowrap;
    scrollbar-width: none;
}

.bstv-category-tabs::-webkit-scrollbar {
    display: none;
}

.bstv-category-tab {
    display: inline-block;
    padding: 8px 16px;
    margin-right: 8px;
    background: var(--gray-light);
    border-radius: 20px;
    border: none;
    cursor: pointer;
    font-size: 14px;
    color: var(--gray-dark);
    transition: all 0.3s;
}

.bstv-category-tab:hover {
    background: var(--gray-medium);
    color: var(--white);
}

.bstv-category-tab.active {
    background: var(--black);
    color: var(--white);
}

/* ===== SIDEBAR ===== */
.bstv-sidebar {
    position: fixed;
    top: calc(var(--header-height) + var(--searchbar-height));
    left: 0;
    bottom: 0;
    width: var(--sidebar-width);
    background: var(--white);
    border-right: 1px solid rgba(0,0,0,0.1);
    padding: 20px 0;
    overflow-y: auto;
    z-index: 900;
}

.bstv-sidebar-section {
    padding: 0 0 20px;
    border-bottom: 1px solid rgba(0,0,0,0.1);
    margin-bottom: 20px;
}

.bstv-sidebar-title {
    padding: 0 20px 10px;
    font-size: 16px;
    font-weight: bold;
    color: var(--gray-dark);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.bstv-sidebar-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 12px 20px;
    color: var(--gray-dark);
    text-decoration: none;
    transition: background 0.3s;
    cursor: pointer;
}

.bstv-sidebar-item:hover {
    background: var(--gray-light);
}

.bstv-sidebar-item i {
    width: 24px;
    text-align: center;
    font-size: 18px;
}

.bstv-sidebar-item.active {
    background: rgba(6, 199, 19, 0.1);
    color: var(--green);
    border-right: 3px solid var(--green);
}

/* ===== MAIN CONTENT ===== */
.bstv-main-content {
    margin-left: var(--sidebar-width);
    margin-top: calc(var(--header-height) + var(--searchbar-height));
    padding: 20px;
    min-height: calc(100vh - var(--header-height) - var(--searchbar-height));
}

/* ===== VIDEO CAROUSEL (Swiper) ===== */
.bstv-carousel-container {
    margin-bottom: 40px;
}

.bstv-carousel-title {
    font-size: 22px;
    font-weight: bold;
    margin-bottom: 15px;
    color: var(--black);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.bstv-view-all {
    color: var(--blue);
    text-decoration: none;
    font-size: 14px;
    font-weight: normal;
}

.bstv-carousel {
    position: relative;
}

.bstv-swiper-button-next,
.bstv-swiper-button-prev {
    background: var(--white);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
    color: var(--black);
}

.bstv-swiper-button-next:after,
.bstv-swiper-button-prev:after {
    font-size: 18px;
    font-weight: bold;
}

/* ===== VIDEO CARD ===== */
.bstv-video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.bstv-video-card {
    background: var(--white);
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
}

.bstv-video-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.bstv-thumbnail-container {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    overflow: hidden;
    background: var(--gray-light);
}

.bstv-thumbnail {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.bstv-video-duration {
    position: absolute;
    bottom: 8px;
    right: 8px;
    background: rgba(0,0,0,0.8);
    color: var(--white);
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: bold;
}

.bstv-video-info {
    padding: 12px;
}

.bstv-channel-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--purple);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    float: left;
    margin-right: 12px;
}

.bstv-video-details {
    overflow: hidden;
}

.bstv-video-title {
    font-size: 14px;
    font-weight: 500;
    line-height: 1.4;
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    color: var(--black);
}

.bstv-channel-name {
    font-size: 12px;
    color: var(--gray-medium);
    margin-bottom: 4px;
}

.bstv-video-stats {
    font-size: 12px;
    color: var(--gray-medium);
    display: flex;
    gap: 10px;
}

.bstv-video-stats span {
    display: flex;
    align-items: center;
    gap: 4px;
}

/* ===== UPLOAD FORM ===== */
.bstv-upload-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 20px;
}

.bstv-upload-title {
    font-size: 28px;
    font-weight: bold;
    margin-bottom: 30px;
    color: var(--black);
    text-align: center;
}

.bstv-upload-form {
    background: var(--white);
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 5px 25px rgba(0,0,0,0.1);
}

.bstv-upload-section {
    margin-bottom: 30px;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--gray-light);
}

.bstv-upload-section-title {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 20px;
    color: var(--blue);
    display: flex;
    align-items: center;
    gap: 10px;
}

.bstv-upload-section-title i {
    color: var(--orange);
}

.bstv-upload-dropzone {
    border: 2px dashed var(--gray-medium);
    border-radius: 10px;
    padding: 60px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
    background: var(--gray-light);
}

.bstv-upload-dropzone:hover {
    border-color: var(--blue);
    background: rgba(27, 10, 255, 0.05);
}

.bstv-upload-dropzone i {
    font-size: 48px;
    color: var(--blue);
    margin-bottom: 15px;
}

.bstv-upload-dropzone h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: var(--black);
}

.bstv-upload-dropzone p {
    color: var(--gray-medium);
    margin-bottom: 20px;
}

.bstv-upload-progress {
    display: none;
    margin-top: 20px;
}

.bstv-progress-bar {
    height: 8px;
    background: var(--gray-light);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 10px;
}

.bstv-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--blue), var(--green));
    width: 0%;
    transition: width 0.3s;
}

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

.bstv-form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--black);
}

.bstv-form-input,
.bstv-form-textarea,
.bstv-form-select {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--gray-light);
    border-radius: 8px;
    font-size: 14px;
    transition: border 0.3s;
    background: var(--white);
}

.bstv-form-input:focus,
.bstv-form-textarea:focus,
.bstv-form-select:focus {
    outline: none;
    border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(27, 10, 255, 0.1);
}

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

.bstv-thumbnail-preview {
    margin-top: 15px;
    border-radius: 8px;
    overflow: hidden;
    max-width: 300px;
    border: 2px solid var(--gray-light);
}

.bstv-checkbox-group {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.bstv-checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.bstv-form-submit {
    background: linear-gradient(135deg, var(--blue), var(--purple));
    color: var(--white);
    border: none;
    padding: 15px 40px;
    border-radius: 25px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s;
    display: block;
    margin: 30px auto 0;
    min-width: 200px;
}

.bstv-form-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(27, 10, 255, 0.3);
}

.bstv-form-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* ===== VIDEO PLAYER ===== */
.bstv-player-container {
    background: var(--black);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 30px;
}

.bstv-player-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    background: #000;
}

.bstv-player {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.bstv-player-controls {
    background: rgba(0,0,0,0.9);
    padding: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.bstv-control-btn {
    background: none;
    border: none;
    color: var(--white);
    font-size: 18px;
    cursor: pointer;
    padding: 5px;
    border-radius: 4px;
    transition: background 0.3s;
}

.bstv-control-btn:hover {
    background: rgba(255,255,255,0.1);
}

.bstv-progress-container {
    flex: 1;
    height: 6px;
    background: rgba(255,255,255,0.2);
    border-radius: 3px;
    cursor: pointer;
    position: relative;
}

.bstv-progress-bar {
    height: 100%;
    background: var(--red);
    border-radius: 3px;
    width: 0%;
}

.bstv-time-display {
    color: var(--white);
    font-size: 14px;
    min-width: 100px;
}

.bstv-resolution-selector {
    position: relative;
}

.bstv-resolution-btn {
    background: rgba(255,255,255,0.1);
    color: var(--white);
    border: none;
    padding: 5px 15px;
    border-radius: 4px;
    cursor: pointer;
}

.bstv-resolution-menu {
    position: absolute;
    bottom: 100%;
    right: 0;
    background: rgba(0,0,0,0.9);
    border-radius: 4px;
    padding: 10px 0;
    min-width: 150px;
    display: none;
}

.bstv-resolution-menu.show {
    display: block;
}

.bstv-resolution-option {
    color: var(--white);
    padding: 8px 20px;
    cursor: pointer;
    transition: background 0.3s;
}

.bstv-resolution-option:hover {
    background: rgba(255,255,255,0.1);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1200px) {
    :root {
        --sidebar-width: 70px;
    }
    
    .bstv-sidebar-item span {
        display: none;
    }
    
    .bstv-sidebar-title {
        display: none;
    }
}

@media (max-width: 768px) {
    .bstv-header {
        padding: 0 10px;
    }
    
    .bstv-header-left {
        min-width: auto;
    }
    
    .bstv-search-container {
        margin: 0 10px;
    }
    
    .bstv-header-right {
        min-width: auto;
    }
    
    .bstv-main-content {
        margin-left: 0;
        padding: 10px;
    }
    
    .bstv-sidebar {
        display: none;
    }
    
    .bstv-category-tabs {
        padding: 10px;
    }
    
    .bstv-video-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 15px;
    }
}

@media (max-width: 480px) {
    .bstv-video-grid {
        grid-template-columns: 1fr;
    }
    
    .bstv-upload-form {
        padding: 20px 15px;
    }
    
    .bstv-search-container {
        display: none;
    }
    
    .bstv-header-right .bstv-header-icon:not(.bstv-user-avatar) {
        display: none;
    }
}

/* ===== UTILITY CLASSES ===== */
.bstv-flex { display: flex; }
.bstv-flex-col { flex-direction: column; }
.bstv-items-center { align-items: center; }
.bstv-justify-between { justify-content: space-between; }
.bstv-gap-10 { gap: 10px; }
.bstv-gap-20 { gap: 20px; }
.bstv-mt-20 { margin-top: 20px; }
.bstv-mb-20 { margin-bottom: 20px; }
.bstv-text-center { text-align: center; }
.bstv-hidden { display: none; }