/* RTU Radio Schedule - Public Styling */
:root {
    --rtu-blue: #104d89;
    --rtu-red: #9b1a2c;
    --rtu-white: #ffffff;
    --rtu-bg: #fdfdfd;
    --rtu-border: #eeeeee;
    --layout-width: 1200px;
}

#rtu-schedule-wrapper {
    width: 100%;
    max-width: var(--layout-width);
    margin: 40px auto;
    padding: 0 15px;
    box-sizing: border-box;
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

.rtu-schedule-container {
    background: var(--rtu-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    border: 1px solid var(--rtu-border);
}

/* Header & Tabs */
.rtu-schedule-header {
    background: var(--rtu-blue);
    padding: 30px 30px 0 30px;
}

.rtu-schedule-header h3 {
    color: var(--rtu-white);
    margin: 0 0 25px 0;
    font-size: 26px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.rtu-day-tabs {
    display: flex;
    gap: 5px;
    overflow-x: auto;
    scrollbar-width: none; /* Firefox */
}

.rtu-day-tabs::-webkit-scrollbar { display: none; } /* Chrome/Safari */

.day-btn {
    background: rgba(255,255,255,0.1);
    border: none;
    color: var(--rtu-white);
    padding: 12px 25px;
    font-weight: 700;
    cursor: pointer;
    border-radius: 8px 8px 0 0;
    transition: all 0.3s ease;
    white-space: nowrap;
    text-transform: uppercase;
    font-size: 13px;
}

.day-btn.active {
    background: var(--rtu-white);
    color: var(--rtu-blue);
}

.day-btn:hover:not(.active) {
    background: rgba(255,255,255,0.2);
}

/* Schedule List Item (ABC Jazz Style) */
.schedule-item {
    display: grid;
    grid-template-columns: 140px 120px 1fr;
    gap: 30px;
    padding: 30px;
    border-bottom: 1px solid var(--rtu-border);
    align-items: center;
    transition: background 0.3s ease;
}

.schedule-item:last-child { border-bottom: none; }
.schedule-item:hover { background: var(--rtu-bg); }

/* Time Slot */
.time-slot {
    display: flex;
    flex-direction: column;
}

.start-time {
    font-size: 22px;
    font-weight: 900;
    color: var(--rtu-blue);
}

.live-badge {
    display: inline-block;
    background: var(--rtu-red);
    color: white;
    font-size: 10px;
    padding: 3px 8px;
    border-radius: 4px;
    margin-top: 8px;
    font-weight: bold;
    width: fit-content;
    animation: rtuPulse 2s infinite;
}

@keyframes rtuPulse {
    0% { opacity: 1; }
    50% { opacity: 0.5; }
    100% { opacity: 1; }
}

/* Thumbnail */
.show-thumb img {
    width: 120px;
    height: 120px;
    object-fit: cover;
    border-radius: 10px;
    border: 1px solid var(--rtu-border);
}

/* Content */
.show-info h4 {
    margin: 0 0 5px 0;
    font-size: 22px;
    color: #111;
    font-weight: 700;
}

.presenter {
    color: var(--rtu-red);
    font-weight: 700;
    font-size: 14px;
    text-transform: uppercase;
    margin-bottom: 10px;
    display: block;
}

.description {
    color: #555;
    font-size: 15px;
    line-height: 1.6;
}

/* Responsive Logic */
@media (max-width: 768px) {
    .schedule-item {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 15px;
        padding: 25px;
    }
    .time-slot, .show-thumb {
        justify-content: center;
        align-items: center;
    }
    .show-thumb img { width: 150px; height: 150px; }
}