:root {
    --primary-blue: #2c5a8a;
    --accent-gold: #f39c12;
    --bg-light: #f4f7f9;
    --white: #ffffff;
    --text-dark: #333;
    --card-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

* { box-sizing: border-box; }
body { 
    margin: 0; 
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; 
    background-color: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.6;
}

header {
    background: var(--primary-blue);
    color: var(--white);
    padding: 2rem 1rem;
    text-align: center;
    border-bottom: 4px solid var(--accent-gold);
}

.logo-area h1 { margin: 0; letter-spacing: 2px; font-size: 2.2rem; }
.tagline { margin: 0; opacity: 0.8; font-style: italic; }

.container { width: 95%; max-width: 1000px; margin: 0 auto; padding: 20px 0; }

/* The Animated Clock */
.hero-countdown {
    background: var(--white);
    padding: 3rem 1rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--card-shadow);
    margin-bottom: 2rem;
}

#clock-container {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin: 2rem 0;
}

.unit {
    background: var(--primary-blue);
    color: var(--white);
    padding: 15px;
    border-radius: 8px;
    min-width: 80px;
    position: relative;
    overflow: hidden;
}

.unit span {
    display: block;
    font-size: 2.5rem;
    font-weight: bold;
    font-variant-numeric: tabular-nums;
}

.unit label {
    font-size: 0.75rem;
    text-transform: uppercase;
    display: block;
    margin-top: 5px;
    opacity: 0.8;
}

/* Eye-catching pulse animation */
.clock-animate .unit {
    animation: pulse 2s infinite ease-in-out;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.02); box-shadow: 0 0 15px rgba(243, 156, 18, 0.3); }
    100% { transform: scale(1); }
}

/* Form Styles */
.prediction-box {
    background: #e1e9f0;
    padding: 1.5rem;
    border-radius: 12px;
    margin-bottom: 2rem;
    text-align: center;
}

.flex-form {
    display: flex;
    gap: 10px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 15px;
}

input[type="date"] {
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 1rem;
}

.btn-primary {
    background: var(--accent-gold);
    color: white;
    border: none;
    padding: 10px 25px;
    font-weight: bold;
    border-radius: 4px;
    cursor: pointer;
}

/* Layout for Desktop */
.main-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 2rem;
}

.nudge-card {
    background: white;
    margin-bottom: 1rem;
    padding: 1rem;
    border-radius: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-left: 5px solid var(--primary-blue);
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.nudge-date { font-size: 0.8rem; color: #777; display: block; }
.nudge-value { font-weight: bold; color: #e67e22; white-space: nowrap; }

.promo-card {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    box-shadow: var(--card-shadow);
}

.promo-card h4 { margin-top: 0; color: var(--primary-blue); border-bottom: 1px solid #eee; padding-bottom: 5px; }
.promo-card ul { padding-left: 20px; font-size: 0.9rem; }
.btn-small { display: inline-block; background: #333; color: white; text-decoration: none; padding: 5px 12px; font-size: 0.8rem; border-radius: 4px; margin-top: 10px; }

footer { text-align: center; padding: 2rem; font-size: 0.8rem; color: #888; }

/* Mobile First Adjustments */
@media (max-width: 768px) {
    .main-layout { grid-template-columns: 1fr; }
    .unit span { font-size: 1.8rem; }
    .unit { min-width: 65px; padding: 10px; }
    #clock-container { gap: 8px; }
}