/*
 * 1. Base Variables & Themes
 */
:root {
    --twpban-bg: #bd2b2b;
    --twpban-text: #ffffff;
    --twpban-btn-bg: #f9f9f9;
    --twpban-btn-text: #bd2b2b;
    --twpban-btn-border: #ffffff;
    --twpban-accent: #a72626;
    --twpban-banner-min-height: 70px;
    --twpban-font-family: inherit;
}

/* 
 * 1. Top Banner
 */

/* --- MODIFY FOR ADMIN BAR --- */
.twpban-banner {
    position: relative;
    z-index: 9999;
    font-family: var(--twpban-font-family);
}
body.admin-bar .twpban-banner {
    top: 32px;
}
@media screen and (max-width: 782px) {
    body.admin-bar .twpban-banner {
        top: 46px;
    }
}
/* --- END MODIFY FOR ADMIN BAR --- */

.twpban-banner {
    background: var(--twpban-bg);
    color: var(--twpban-text);
    padding: 12px 20px;
    width: 100%;
    box-sizing: border-box;
    min-height: var(--twpban-banner-min-height);
    display: flex;
    align-items: center;
}

/* --- CHRISTMAS THEME SPECIFICS --- */
.twpban-theme-christmas {
    /* CSS ANIMATED FALLING SNOW */
    background-image: 
        radial-gradient(circle, rgba(255,255,255,0.7) 1px, transparent 1px),
        radial-gradient(circle, rgba(255,255,255,0.5) 2px, transparent 2px),
        radial-gradient(circle, rgba(255,255,255,0.3) 3px, transparent 3px);
    background-size: 53px 53px, 97px 97px, 149px 149px;
    background-position: 0 0, 31px 47px, 73px 19px;
    background-repeat: repeat;
    animation: 
        twpban-snow-fall 20s linear infinite,
        twpban-snow-fall 15s linear infinite,
        twpban-snow-fall 10s linear infinite;
}

/* --- SPRING THEME SPECIFICS --- */
.twpban-theme-spring {
    /* Will be defined by the campaign class */
}

.twpban-banner-image {
    margin-right: 20px;
    display: flex;
    align-items: center;
}

.twpban-banner-image img {
    height: 50px;
    width: auto;
}

.twpban-banner-content {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    flex-wrap: wrap;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.twpban-banner-text {
    font-size: 1.1em;
    font-weight: 500;
    text-shadow: 0 1px 2px rgba(0,0,0,0.2);
}

/* --- BUTTON STYLE (BANNER) --- */
.twpban-banner-button {
    position: relative;
    overflow: hidden;
    z-index: 1;
    background-color: var(--twpban-btn-bg);
    color: var(--twpban-btn-text);
    padding: 8px 16px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    border: 2px solid var(--twpban-btn-border);
    box-shadow: 0 2px 4px rgba(0,0,0,0.15);
    transition: all 0.3s cubic-bezier(0.18, 0.89, 0.32, 1.28);
    animation: twpban-pulse-shadow 3s ease-in-out infinite;
}

.twpban-banner-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 10px rgba(0,0,0,0.25);
    animation-play-state: paused;
}

/*
 * 2. Floating Widget
 */
.twpban-floating-widget {
    position: fixed;
    bottom: 85px;
    left: 20px;
    z-index: 99998;
    display: flex;
    align-items: center;
    font-family: var(--twpban-font-family);
}

.twpban-widget-opener {
    position: relative;
    overflow: hidden;
    background-color: var(--twpban-bg);
    color: var(--twpban-text);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    z-index: 10;
    transition: border-radius 0.3s ease-in-out 0.4s, 
                transform 0.2s ease, 
                box-shadow 0.2s ease;
}

.twpban-widget-opener:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 16px rgba(0,0,0,0.3);
}

.twpban-widget-opener svg {
    position: relative;
    top: -1px; 
    width: 36px;      
    height: 36px;
    fill: var(--twpban-text);    
}

.twpban-widget-expanded {
    display: flex;
    align-items: stretch;
    background-color: var(--twpban-bg);
    border-radius: 0 30px 30px 0;
    height: 60px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    max-width: 0;
    opacity: 0;
    overflow: hidden;
    visibility: hidden;
    transition: max-width 0.4s ease-in-out 0s,
                opacity 0.1s linear 0.4s,
                visibility 0s linear 0.4s;
}

.twpban-widget-content {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 0 10px 0 20px;
    white-space: nowrap; 
}

.twpban-widget-text {
    font-size: 1em;
    color: var(--twpban-text);
}

.twpban-widget-content-link {
    text-decoration: none;
    color: var(--twpban-text);
    display: flex;
    align-items: center;
    flex-grow: 1;
    transition: background-color 0.2s ease-out;
}

.twpban-widget-content-link:hover {
    background-color: var(--twpban-accent); 
}

.twpban-widget-closer {
    background-color: transparent;
    color: var(--twpban-text);
    height: 60px;
    width: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    border-radius: 0 30px 30px 0;
    transition: background-color 0.2s ease;
    position: relative;
}

.twpban-widget-closer:hover {
    background-color: var(--twpban-accent);
}

.twpban-widget-closer::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 2px; 
    height: 32px;
    background-color: var(--twpban-text);
    border-radius: 5px;
}

.twpban-floating-widget.is-expanded .twpban-widget-opener {
    border-radius: 50% 0 0 50%;
}

.twpban-floating-widget.is-expanded .twpban-widget-expanded {
    max-width: 450px; 
    opacity: 1;
    visibility: visible;
}

/* --- SHINE EFFECT --- */
.twpban-banner-button::before,
.twpban-widget-opener::before {
    content: '';
    position: absolute;
    top: 0;
    width: 60px;
    height: 100%;
    z-index: 2;
    background: linear-gradient(
        100deg, 
        rgba(255, 255, 255, 0) 10%, 
        rgba(255, 255, 255, 0.4) 50%, 
        rgba(255, 255, 255, 0) 90%
    );
    transform: skewX(-20deg);
    left: -80px;
    opacity: 0.2;
    animation: twpban-shine 4s ease-in-out infinite;
    animation-delay: 2.5s;
}

@keyframes twpban-shine {
    0% { left: -80px; opacity: 0.2; }
    30% { left: 120%; opacity: 1; }
    100% { left: 120%; opacity: 1; }
}

@keyframes twpban-pulse-shadow {
    0% { box-shadow: 0 2px 4px rgba(0,0,0,0.15); }
    50% { box-shadow: 0 4px 12px rgba(0,0,0,0.25); }
    100% { box-shadow: 0 2px 4px rgba(0,0,0,0.15); }
}

@keyframes twpban-snow-fall {
    from { background-position: 0 0, 31px 47px, 73px 19px; }
    to { background-position: 0 100px, 31px 197px, 73px 219px; }
}

/*
 * Mobile Responsiveness (Banner Layout)
 */
@media screen and (max-width: 600px) {
    .twpban-banner {
        flex-direction: column;
        text-align: center;
        padding-bottom: 16px;
    }

    .twpban-banner-image {
        margin-right: 0;
        margin-bottom: 8px;
    }

    /* Adjust image size slightly for mobile if needed */
    .twpban-banner-image img {
        height: 40px; 
    }

    .twpban-banner-content {
        gap: 12px;
        flex-direction: column; 
    }

    .twpban-banner-text {
        font-size: 1em;
        line-height: 1.3;
    }
    
    .twpban-banner-button {
        width: 100%; /* Full width button often looks better on mobile */
        max-width: 250px; /* But not too wide */
        text-align: center;
    }
}

/*
 * Mobile Responsiveness (Floating Widget)
 */
@media screen and (max-width: 550px) {
    .twpban-floating-widget {
        left: 15px;
        max-width: calc(100vw - 30px);
    }
    .twpban-floating-widget.is-expanded .twpban-widget-expanded {
        max-width: calc(100vw - 90px);
    }
    .twpban-widget-text {
        font-size: 0.85em; 
    }
    .twpban-widget-content {
        gap: 10px;
        padding-left: 15px;
        padding-right: 5px;
    }
}