:root {
    --accent-color: #FF5A00;
    --bg-glow: rgba(255, 90, 0, 0.25);
    --bg-base: #050505;
}

/* Themes */
body.men-theme { --accent-color: #00A3FF; --bg-glow: rgba(0, 163, 255, 0.25); }
body.women-theme { --accent-color: #FF3366; --bg-glow: rgba(255, 51, 102, 0.25); }
body.coed-theme { --accent-color: #FF5A00; --bg-glow: rgba(255, 90, 0, 0.25); }
body.personal-theme { --accent-color: #FFD700; --bg-glow: rgba(255, 215, 0, 0.2); }

.schedule-page { background-color: var(--bg-base); min-height: 100vh; position: relative; overflow-x: hidden; transition: background-color 0.5s ease; }

/* Glowing Background */
.dynamic-bg {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: radial-gradient(circle at 10% 20%, var(--bg-glow) 0%, transparent 50%),
                radial-gradient(circle at 90% 80%, var(--bg-glow) 0%, transparent 50%);
    filter: blur(100px); z-index: -1; transition: background 0.8s ease;
    animation: pulseBg 8s infinite alternate;
}
@keyframes pulseBg { 0% { transform: scale(1); opacity: 0.6; } 100% { transform: scale(1.1); opacity: 1; } }

/* Layout */
.schedule-main { padding: 10rem 5% 5rem; max-width: 1400px; margin: 0 auto; min-height: 100vh; display: flex; flex-direction: column; }
.schedule-header { display: flex; flex-direction: column; gap: 2rem; margin-bottom: 3rem; }
.hero-title { font-family: var(--font-heading); font-weight: 900; font-size: clamp(3.5rem, 6vw, 6rem); line-height: 0.9; color: #fff; letter-spacing: -2px; }
.hero-title span { color: var(--accent-color); transition: color 0.5s ease; text-shadow: 0 0 30px var(--bg-glow); }

/* Main Tabs */
.schedule-tabs { display: flex; flex-wrap: wrap; gap: 0.5rem; background: rgba(255, 255, 255, 0.03); padding: 0.5rem; border-radius: 50px; backdrop-filter: blur(20px); border: 1px solid rgba(255,255,255,0.1); box-shadow: 0 10px 30px rgba(0,0,0,0.5); width: fit-content; }
.tab-btn { background: transparent; border: none; color: #888; padding: 1rem 2rem; border-radius: 50px; font-family: var(--font-body); font-weight: 800; font-size: 0.85rem; cursor: pointer; transition: 0.4s ease; text-transform: uppercase; letter-spacing: 1px; }
.tab-btn:hover { color: #fff; }
.tab-btn.active { background: var(--accent-color); color: #000; box-shadow: 0 0 20px var(--bg-glow); }

/* Day Tabs */
.day-tabs { display: flex; gap: 1rem; margin-bottom: 2rem; border-bottom: 1px solid rgba(255,255,255,0.1); padding-bottom: 1rem; overflow-x: auto; }
.day-btn { background: transparent; border: none; color: #666; font-family: var(--font-heading); font-size: 1.5rem; font-weight: 700; cursor: pointer; transition: 0.3s; text-transform: uppercase; padding: 0.5rem 1rem; }
.day-btn:hover { color: #fff; }
.day-btn.active { color: var(--accent-color); border-bottom: 3px solid var(--accent-color); }

/* Horizontal Grid for Classes */
.class-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

/* Class Cards */
.glass-card { 
    background: rgba(255, 255, 255, 0.02); 
    backdrop-filter: blur(30px); 
    border: 1px solid rgba(255, 255, 255, 0.08); 
    border-radius: 20px; 
    padding: 2rem; 
    display: flex; flex-direction: column; gap: 1.5rem;
    transition: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    position: relative;
    overflow: hidden;
}
.glass-card:hover { 
    transform: translateY(-5px); 
    border-color: var(--accent-color); 
    background: rgba(255, 255, 255, 0.05); 
    box-shadow: 0 15px 40px rgba(0,0,0,0.6), 0 0 20px var(--bg-glow); 
}

.glass-card::before {
    content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 3px;
    background: var(--accent-color); opacity: 0; transition: 0.3s;
}
.glass-card:hover::before { opacity: 1; }

.time { font-family: var(--font-heading); font-weight: 900; font-size: 2.5rem; color: #fff; line-height: 1; }
.time span { font-family: var(--font-body); font-size: 0.8rem; color: var(--accent-color); font-weight: 800; letter-spacing: 1px; }
.class-info h3 { font-family: var(--font-heading); font-weight: 700; font-size: 1.8rem; letter-spacing: -0.5px; margin-bottom: 0.3rem; }
.class-info p { color: #aaa; font-size: 0.95rem; }

/* Book Button */
.book-btn { 
    background: transparent; color: #fff; border: 2px solid rgba(255,255,255,0.2); 
    padding: 1rem; border-radius: 50px; font-family: var(--font-body);
    font-size: 0.9rem; font-weight: 800; cursor: pointer; transition: all 0.3s ease; 
    text-transform: uppercase; letter-spacing: 1px; margin-top: auto;
}
.glass-card:hover .book-btn { background: var(--accent-color); border-color: var(--accent-color); color: #000; box-shadow: 0 0 20px var(--bg-glow); }

/* PT CTA */
.pt-cta-container { text-align: center; background: rgba(255, 255, 255, 0.02); border: 1px solid rgba(255, 255, 255, 0.1); padding: 6rem 3rem; border-radius: 30px; backdrop-filter: blur(20px); }
.pt-cta-container h2 { font-family: var(--font-heading); font-size: 4rem; font-weight: 900; color: var(--accent-color); margin-bottom: 1rem; letter-spacing: -2px; }
.pt-cta-container p { color: #ccc; font-size: 1.2rem; max-width: 600px; margin: 0 auto 3rem; line-height: 1.6; }
.pt-cta-container .btn-primary { background: var(--accent-color); color: #000; padding: 1.2rem 3rem; border-radius: 50px; font-weight: 800; text-transform: uppercase; letter-spacing: 1px; display: inline-block; transition: 0.3s; }
.pt-cta-container .btn-primary:hover { transform: translateY(-5px); box-shadow: 0 15px 30px var(--bg-glow); }

/* =========================================
   RESPONSIVE FIXES (Mobile & Tablet)
   ========================================= */

@media (max-width: 1024px) {
    .schedule-tabs { width: 100%; border-radius: 20px; flex-wrap: nowrap; overflow-x: auto; }
    .tab-btn { white-space: nowrap; }
}

@media (max-width: 768px) {
    .schedule-main { padding: 8rem 5% 3rem; }
    .hero-title { font-size: clamp(2.5rem, 8vw, 3.5rem); }
    .schedule-header { gap: 1.5rem; }
    
    /* Allow horizontal scrolling for days without breaking layout */
    .day-tabs { flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; padding-bottom: 1rem; scrollbar-width: none; }
    .day-tabs::-webkit-scrollbar { display: none; }
    .day-btn { font-size: 1.2rem; white-space: nowrap; }
    
    .glass-card { padding: 1.5rem; }
    .time { font-size: 2rem; }
    .pt-cta-container { padding: 3rem 1.5rem; }
    .pt-cta-container h2 { font-size: 2.5rem; }
}