/* --- TEPAPP MODERN UI REVAMP --- */

:root {
    /* New Color Palette */
    --primary-accent: #00A9E0; /* A vibrant, modern blue */
    --primary-accent-dark: #007FAF;
    --background-primary: #121212; /* A deep, rich black */
    --background-secondary: #1E1E1E; /* Slightly lighter for panels */
    --background-tertiary: #2C2C2C;
    --text-primary: #FFFFFF;
    --text-secondary: #B0B0B0;
    --focus-color: #FFA500; /* A warm, inviting orange for focus */
    --border-color: rgba(255, 255, 255, 0.1);
    --success-color: #4CAF50;
    --error-color: #F44336;

    /* New Typography */
    --font-family-sans: 'Roboto', sans-serif; /* Using a popular, clean font */
}

/* General Body & Layout Styles */
body {
    font-family: var(--font-family-sans);
    background-color: var(--background-primary);
    color: var(--text-primary);
    margin: 0;
    padding: 0;
    overflow: hidden;
    height: 100vh;
    width: 100vw;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.hidden { display: none !important; }

/* Main App Header - Redesigned for a sleeker look */
.app-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: linear-gradient(to bottom, rgba(0,0,0,0.8), transparent);
    padding: 1.25rem 2rem;
    z-index: 500;
    transition: all 0.4s ease;
}
.app-header.hidden-player {
    opacity: 0;
    transform: translateY(-100%);
    pointer-events: none;
}
.app-header.solid {
     background-color: var(--background-secondary);
     background-image: none;
     box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}
.nav-link {
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    font-weight: 500;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.nav-link.focused, .nav-link:hover {
     border-color: var(--focus-color);
     background-color: rgba(255, 165, 0, 0.1);
     color: var(--focus-color);
}
.nav-link.active {
    color: var(--primary-accent);
    font-weight: 700;
}

/* --- Player View --- */
#player-view { height: 100vh; width: 100vw; }
.video-container { position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 1; }
.video-js { width: 100%; height: 100%; background-color: #000; }

/* Overlays with improved styling */
.overlay-panel {
    position: fixed;
    background-color: rgba(18, 18, 18, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transition: opacity 0.4s ease, transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
    z-index: 10;
    opacity: 0;
    pointer-events: none;
    box-shadow: 0 0 40px rgba(0,0,0,0.5);
}
.overlay-panel.visible { opacity: 1; pointer-events: auto; }

#channelListOverlay {
    top: 0; left: 0; width: 350px; height: 100vh; transform: translateX(-100%);
    display: flex; flex-direction: column; padding: 1.5rem; padding-top: 7rem;
    border-right: 1px solid var(--border-color);
}
#channelListOverlay.visible { transform: translateX(0); }
#channelList { flex-grow: 1; overflow-y: auto; margin-top: 1.5rem; padding-right: 10px; }

#epgOverlay {
    bottom: 0; left: 0; width: 100vw; height: auto; max-height: 250px;
    transform: translateY(100%); padding: 1.5rem 2rem;
    border-top: 1px solid var(--border-color);
}
#epgOverlay.visible { transform: translateY(0); }
#epgGrid { display: flex; gap: 1rem; overflow-x: auto; padding-bottom: 1rem; }

/* Modernized Item Styles */
.channel-item, .epg-item {
    border: 2px solid transparent;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    border-radius: 12px;
}
.channel-item.focused, .epg-item.focused,
.channel-item:hover, .epg-item:hover {
    background-color: var(--background-tertiary);
    border-color: var(--focus-color);
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.4);
}
.channel-item {
    display: flex; align-items: center; justify-content: space-between; padding: 0.75rem 1rem; margin-bottom: 0.75rem; cursor: pointer; background-color: var(--background-secondary);
}
.channel-item.active { background-color: rgba(0, 169, 224, 0.2); border-left: 4px solid var(--primary-accent); padding-left: calc(1rem - 4px);}
.epg-item { flex-shrink: 0; width: 320px; padding: 1rem; background-color: var(--background-secondary); position: relative; }
.epg-item h4 { margin: 0 0 0.25rem; font-size: 1.05rem; }
.epg-item .epg-time { color: var(--text-secondary); font-size: 0.85rem; margin-bottom: 0.35rem; }
.epg-item .epg-desc { color: var(--text-secondary); font-size: 0.85rem; line-height: 1.4; min-height: 3em; }
.epg-item .epg-footer { display: flex; align-items: center; justify-content: space-between; margin-top: 0.5rem; font-size: 0.8rem; color: var(--text-secondary); }
.epg-item .badge { padding: 0.25rem 0.6rem; border-radius: 999px; border: 1px solid var(--border-color); background: rgba(255,255,255,0.05); }

/* OSD Redesign */
#osd {
    position: fixed; bottom: 4rem; left: 50%; transform: translateX(-50%);
    background: rgba(18, 18, 18, 0.9); backdrop-filter: blur(10px);
    padding: 1.25rem 2.5rem; border-radius: 12px;
    z-index: 20; opacity: 0; transition: all 0.5s ease; pointer-events: none;
    box-shadow: 0 8px 32px rgba(0,0,0,0.5); border: 1px solid var(--border-color);
    min-width: 400px; text-align: center;
}
#osd.show { opacity: 1; }
#osdChannelName { font-size: 1.75rem; font-weight: 700; color: var(--primary-accent); }
#osdProgramTitle { font-size: 1.25rem; font-weight: 500; }
#osdProgramTime { color: var(--text-secondary); }
#osdViewerCount { margin-top: 0.75rem; color: var(--text-secondary); display: flex; align-items: center; justify-content: center; gap: 0.5rem; }

/* --- TV Guide View - Major Overhaul --- */
#guide-view {
    background-color: var(--background-primary);
    padding-top: 7rem;
}
.guide-hero {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 1.5rem;
    background: linear-gradient(135deg, rgba(0,169,224,0.15), rgba(255,165,0,0.12));
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: 0 16px 30px rgba(0,0,0,0.4);
}
.guide-hero__content { display: flex; flex-direction: column; gap: 0.85rem; }
.guide-hero__channel { display: flex; align-items: center; gap: 1rem; }
.guide-hero__logo { width: 60px; height: 60px; object-fit: contain; background: rgba(0,0,0,0.35); border-radius: 12px; padding: 0.5rem; }
.guide-hero__eyebrow { text-transform: uppercase; letter-spacing: 1px; font-size: 0.75rem; color: var(--text-secondary); margin: 0; }
.guide-hero__channel-name { margin: 0; font-size: 1.4rem; }
.guide-hero__time { margin: 0.2rem 0 0; color: var(--text-secondary); }
.guide-hero__titles { display: flex; flex-direction: column; gap: 0.25rem; }
.guide-hero__label { margin: 0; font-size: 0.8rem; color: var(--text-secondary); letter-spacing: 0.5px; }
.guide-hero__program { margin: 0; font-size: 1.35rem; font-weight: 700; }
.guide-hero__description { margin: 0; color: var(--text-secondary); line-height: 1.5; }
.guide-hero__meta { display: grid; gap: 0.75rem; align-content: start; text-align: right; }
.guide-pill { display: inline-flex; align-items: center; justify-content: center; padding: 0.35rem 0.75rem; border-radius: 999px; background: rgba(255,255,255,0.1); border: 1px solid var(--border-color); font-weight: 700; letter-spacing: 0.5px; }
.guide-pill.live { background: rgba(0,169,224,0.25); color: var(--primary-accent); }
.guide-pill.upcoming { background: rgba(255,165,0,0.2); color: var(--focus-color); }
.guide-meta__item { display: flex; flex-direction: column; gap: 0.15rem; }
.guide-meta__label { font-size: 0.75rem; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 1px; }
.guide-meta__value { font-weight: 700; font-size: 1rem; }
.tv-guide-container {
    background-color: var(--background-secondary);
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--border-color);
}
.tv-guide-grid-container {
    display: grid;
    grid-template-columns: 220px 1fr;
    height: calc(100vh - 190px);
    overflow: hidden;
}
#timeSlots {
    position: sticky; top: 0;
    background-color: #2c2c2c; /* Darker shade for contrast */
    z-index: 10; display: flex;
    border-bottom: 2px solid var(--border-color);
}

.time-slot {
    flex-shrink: 0;
    text-align: center;
    padding: 0.75rem 0;
    border-right: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.8rem;
    text-transform: uppercase;
}

.channel-column {
    overflow-y: auto;
    -ms-overflow-style: none;
    scrollbar-width: none;
    border-right: 1px solid var(--border-color);
}
.channel-column::-webkit-scrollbar { display: none; }

.guide-content {
    overflow: auto;
    position: relative;
}

.channel-item-guide {
    height: 90px;
    border-bottom: 1px solid var(--border-color);
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: 0.5rem; box-sizing: border-box; transition: background-color 0.2s ease;
    text-align: center; font-weight: 600;
}
.channel-item-guide img {
    width: 48px;
    height: 48px;
    max-height: 48px;
    object-fit: contain;
    border-radius: 0.25rem;
}
.program-row {
    position: relative; height: 90px;
    border-bottom: 1px solid var(--border-color);
}
.program-item {
    position: absolute;
    display: flex; flex-direction: column; justify-content: center;
    background: linear-gradient(120deg, rgba(58,58,58,0.95), rgba(68,68,68,0.9));
    color: var(--text-primary);
    padding: 0.5rem 0.75rem;
    margin: 4px 0;
    overflow: hidden;
    border-radius: 8px;
    box-sizing: border-box;
    border: 1px solid #555;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
    transition: all 0.2s ease;
    z-index: 1;
}
.program-item:hover {
    transform: scale(1.03);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    z-index: 2;
}
.program-item.live { border-left: 4px solid var(--primary-accent); }

.program-progress-bar {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 4px;
    background-color: var(--primary-accent);
    border-radius: 0 0 0 2px;
}

.live-indicator-line {
    position: absolute;
    top: 0;
    width: 2px;
    height: 100%;
    background-color: var(--focus-color);
    z-index: 20;
    display: none;
    box-shadow: 0 0 8px var(--focus-color);
}

.live-indicator-line::before {
    content: '';
    position: absolute;
    top: -5px;
    left: 50%;
    transform: translateX(-50%);
    width: 10px;
    height: 10px;
    background-color: var(--focus-color);
    border-radius: 50%;
}

.date-navigator {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 1rem;
    background-color: transparent;
    padding: 0;
}

.date-navigator button {
    background-color: #374151;
    border: 2px solid transparent;
    font-weight: 600;
    padding: 0.6rem 1.2rem;
    border-radius: 0.375rem;
    transition: all 0.2s ease;
}

.date-navigator button:hover {
    background-color: #4b5563;
}

.date-navigator button.focused {
    border-color: var(--focus-color);
    box-shadow: 0 0 10px var(--focus-color);
    background-color: #4b5563;
}

.channel-item-guide.focused {
    background-color: rgba(245, 158, 11, 0.2);
    border-left: 4px solid var(--focus-color);
    z-index: 5;
}

.program-item.focused {
    border-color: var(--focus-color);
    transform: scale(1.03);
    z-index: 5;
    background: #4a4a4a;
    box-shadow: 0 0 15px rgba(255, 165, 0, 0.4);
}

.program-item .epg-reminder-btn {
    font-size: 1rem;
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background-color: rgba(0,0,0,0.3);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.program-item .epg-reminder-btn:hover {
    background-color: rgba(0,0,0,0.5);
}
.program-item .program-meta { display: flex; gap: 0.75rem; align-items: center; margin-top: 0.25rem; color: var(--text-secondary); font-size: 0.75rem; }
.program-item .program-meta .dot { width: 6px; height: 6px; background: var(--border-color); border-radius: 50%; display: inline-block; }
.program-item .program-desc { color: var(--text-secondary); font-size: 0.8rem; margin-top: 0.35rem; line-height: 1.3; }

/* --- Settings View --- */
#settings-view { background-color: var(--background-primary); padding-top: 7rem; }
.settings-card {
    background-color: var(--background-secondary);
    border-radius: 16px; padding: 2.5rem;
    max-width: 700px; margin: 4rem auto;
    border: 1px solid var(--border-color);
    box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}
.setting-item { display: flex; justify-content: space-between; align-items: center; padding: 1.5rem 0; border-bottom: 1px solid var(--border-color); }
.setting-button {
    background-color: var(--primary-accent); color: white;
    border: 2px solid transparent; padding: 0.75rem 1.5rem; border-radius: 8px;
    font-weight: 600; transition: all 0.2s ease;
}
.setting-button.focused, .setting-button:hover {
    border-color: var(--focus-color);
    background-color: var(--primary-accent-dark);
    box-shadow: 0 0 10px var(--focus-color);
}

/* --- Reminder Styles --- */
.epg-reminder-btn {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    font-size: 1.2rem;
    color: var(--text-secondary);
    transition: color 0.2s, transform 0.2s;
    cursor: pointer;
    z-index: 1;
}

.epg-reminder-btn.active {
    color: var(--focus-color);
    transform: scale(1.2);
}

/* Modals & Popups - Modernized */
.modal {
    position: fixed; z-index: 1000; inset: 0;
    background-color: rgba(0,0,0,0.9);
    display: flex; justify-content: center; align-items: center;
    opacity: 0; transition: opacity 0.3s ease; pointer-events: none;
}
.modal.visible { opacity: 1; pointer-events: auto; }
.modal-content {
    background-color: var(--background-secondary);
    padding: 2.5rem; border-radius: 16px; width: 90%;
    max-width: 550px; text-align: center;
    box-shadow: 0 10px 40px rgba(0,0,0,0.6);
    border: 1px solid var(--border-color);
}
.modal-content button {
    background-color: var(--primary-accent); border: 2px solid transparent;
    padding: 0.75rem 1.5rem; border-radius: 8px; font-weight: 600;
}
.modal-content button.focused, .modal-content button:hover {
    border-color: var(--focus-color);
    background-color: var(--primary-accent-dark);
}
#reminderDismissBtn, #exitCancelBtn { background-color: #4a4a4a; }
#reminderDismissBtn:hover, #exitCancelBtn:hover { background-color: #5a5a5a; }

/* Spinner */
#videoSpinner {
    position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 60px; height: 60px;
    border: 5px solid rgba(255, 255, 255, 0.3); border-top-color: var(--primary-accent); border-radius: 50%;
    animation: spin 1s linear infinite; z-index: 5; display: none;
}
@keyframes spin { to { transform: translate(-50%, -50%) rotate(360deg); } }
.skeleton { background-color: rgba(255, 255, 255, 0.1); border-radius: 0.5rem; animation: pulse 1.5s cubic-bezier(0.4, 0, 0.6, 1) infinite; }
@keyframes pulse { 50% { opacity: .5; } }

/* Custom Scrollbars */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: rgba(255, 255, 255, 0.1); border-radius: 4px; }
::-webkit-scrollbar-thumb { background: var(--primary-accent); border-radius: 4px; }