/* Advent Calendar Styles */
:root {
    --gold: linear-gradient(135deg, #d4b27b 0%, #b58f5a 100%);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Helvetica', sans-serif;
    background: linear-gradient(135deg, #072e17 0%, #0b3b21 100%);
    min-height: 100vh;
    padding: 20px;
    color: #e7f3ea;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

header {
    text-align: center;
    margin-bottom: 50px;
    padding: 30px 20px;
    background: rgba(11, 59, 33, 0.2);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(7, 46, 23, 0.3);
}

header h1 {
    font-size: 3rem;
    background: linear-gradient(135deg, #d4b27b 0%, #b58f5a 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: none;
    margin-bottom: 15px;
    letter-spacing: 2px;
}

header p {
    font-size: 1.3rem;
    color: rgba(231, 243, 234, 0.85);
    font-style: italic;
    margin-top: 10px;
}

.calendar {
    display: flex;
    justify-content: center;
    margin-bottom: 40px;
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 15px;
    max-width: 800px;
    width: 100%;
}

.calendar-day {
    position: relative;
    aspect-ratio: 1;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.02) 0%, rgba(0, 0, 0, 0.02) 100%);
    border: 3px solid rgba(201, 168, 107, 0.2);
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    color: #c9a86b;
    box-shadow: 0 10px 25px rgba(7, 46, 23, 0.15);
    overflow: hidden;
}

.calendar-day::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(212, 178, 123, 0.1), rgba(181, 143, 90, 0.1));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.calendar-day:hover {
    transform: translateY(-12px) scale(1.05);
    box-shadow: 0 20px 40px rgba(7, 46, 23, 0.3);
    border-color: #c9a86b;
}

.calendar-day:hover::before {
    opacity: 1;
}

.calendar-day.opened {
    background: linear-gradient(135deg, #0f4629 0%, #0a2f1a 100%);
    color: #e7f3ea;
    transform: scale(0.95);
    box-shadow: 0 15px 35px rgba(7, 46, 23, 0.4);
}

.calendar-day.opened::before {
    opacity: 0;
}

.calendar-day.future {
    background: rgba(11, 59, 33, 0.2);
    color: rgba(231, 243, 234, 0.5);
    cursor: not-allowed;
    opacity: 0.6;
}

.calendar-day.future:hover {
    transform: none;
    box-shadow: 0 4px 6px rgba(7, 46, 23, 0.1);
}

.calendar-day .day-number {
    position: relative;
    z-index: 2;
    font-size: 90px;
    color: transparent;
    background-image: var(--gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 900;
    font-family: 'Playfair Display', serif;
}

.calendar-day .icon {
    position: absolute;
    top: 6px;
    right: 6px;
    transform: none;
    font-size: 1.2rem;
    z-index: 2;
    transition: all 0.3s ease;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: #072e17;
}

.modal-content {
    background: #0b3b21;
    margin: 5% auto;
    padding: 0;
    border: 3px solid rgba(201, 168, 107, 0.3);
    border-radius: 25px;
    width: 90%;
    max-width: 600px;
    box-shadow: 0 25px 50px rgba(7, 46, 23, 0.4);
    animation: modalSlideIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    overflow: hidden;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.close {
    color: #d4b27b;
    float: right;
    font-size: 32px;
    font-weight: bold;
    padding: 20px 25px 0 0;
    cursor: pointer;
    transition: all 0.3s ease;
}

.close:hover {
    color: #ffffff;
    transform: scale(1.2);
}

.modal-body {
    padding: 30px 40px 40px;
    text-align: center;
}

.modal-body h2 {
    color: #d4b27b;
    margin-bottom: 25px;
    font-size: 2.2rem;
    font-weight: 900;
}

.modal-body p {
    color: #ffffff;
    font-size: 1.15rem;
    line-height: 1.8;
    margin-bottom: 20px;
}

.modal-body .day-icon {
    font-size: 4rem;
    margin-bottom: 25px;
    display: block;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.modal-body .quote {
    font-style: italic;
    color: #c9a86b;
    background: rgba(212, 178, 123, 0.1);
    padding: 25px;
    border-radius: 15px;
    border-left: 5px solid #c9a86b;
    margin-top: 25px;
    font-size: 1.1rem;
    line-height: 1.7;
    box-shadow: 0 4px 15px rgba(7, 46, 23, 0.1);
}

/* Responsive Design */
@media (max-width: 768px) {
    .calendar-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 10px;
    }

    header h1 {
        font-size: 2rem;
    }

    .modal-content {
        width: 95%;
        margin: 10% auto;
    }

    .modal-body {
        padding: 20px;
    }

    .calendar-day .day-number {
        font-size: 1.4rem;
    }
}

@media (max-width: 480px) {
    .calendar-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    header h1 {
        font-size: 1.8rem;
    }

    .calendar-day .day-number {
        font-size: 1.2rem;
    }
}