.flower-decoration {
    position: absolute;
    width: 80px;
    height: 80px;
    pointer-events: none;
    z-index: 1;
    opacity: 0.8;
    filter: drop-shadow(0 2px 3px rgba(136, 51, 68, 0.2));
    transition: transform var(--transition-fast), opacity var(--transition-fast);
}

/**
 * [MODIFY] 白色图标图片转绿色主题
 * 使用 CSS filter 将白色图片转换为绿色，契合网站主题
 */
.icon-img-green {
    filter: brightness(0) saturate(100%) invert(67%) sepia(23%) saturate(634%) hue-rotate(68deg) brightness(92%) contrast(91%);
    transition: filter var(--transition-fast), transform var(--transition-fast);
}

.icon-img-green:hover {
    filter: brightness(0) saturate(100%) invert(67%) sepia(23%) saturate(634%) hue-rotate(68deg) brightness(102%) contrast(91%);
    transform: scale(1.05);
}

.flower-decoration:hover {
    opacity: 1;
    filter: drop-shadow(0 3px 5px rgba(136, 51, 68, 0.3));
}

.flower-top-left {
    top: -25px;
    left: -25px;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><path d="M50,15 C60,25 70,15 75,5 C70,25 80,35 95,35 C75,35 65,45 65,65 C65,45 55,35 35,35 C55,35 60,25 50,15" fill="%23FF8FA3" stroke="%23883344" stroke-width="2" /></svg>');
    background-size: contain;
    background-repeat: no-repeat;
}

.flower-bottom-right {
    bottom: -30px;
    right: -30px;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><path d="M50,15 C60,25 70,15 75,5 C70,25 80,35 95,35 C75,35 65,45 65,65 C65,45 55,35 35,35 C55,35 60,25 50,15" fill="%23FF8FA3" stroke="%23883344" stroke-width="2" /></svg>');
    background-size: contain;
    background-repeat: no-repeat;
    transform: rotate(135deg);
}

.flower-top-right {
    top: -20px;
    right: 30%;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="30" fill="%23FFB6C1" stroke="%23883344" stroke-width="2"/><circle cx="50" cy="50" r="15" fill="%23FF8FA3" stroke="%23883344" stroke-width="2"/><path d="M50,20 L50,10 M50,90 L50,80 M20,50 L10,50 M90,50 L80,50 M74,74 L81,81 M26,74 L19,81 M74,26 L81,19 M26,26 L19,19" stroke="%23883344" stroke-width="3" stroke-linecap="round"/></svg>');
    background-size: contain;
    background-repeat: no-repeat;
    transform: scale(0.7);
}

.flower-bottom-center {
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%) scale(0.6) rotate(30deg);
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><path d="M50,20 C60,35 75,35 80,20 C75,35 80,50 95,45 C80,50 75,65 80,80 C75,65 60,65 50,80 C40,65 25,65 20,80 C25,65 20,50 5,45 C20,50 25,35 20,20 C25,35 40,35 50,20" fill="%23FF8FA3" stroke="%23883344" stroke-width="2" /></svg>');
    background-size: contain;
    background-repeat: no-repeat;
    opacity: 0.7;
}

.heart-decoration {
    position: absolute;
    width: 30px;
    height: 30px;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><path d="M50,80 C90,50 90,10 50,40 C10,10 10,50 50,80 Z" fill="%23FF8FA3" stroke="%23883344" stroke-width="2" /></svg>');
    background-size: contain;
    background-repeat: no-repeat;
    pointer-events: none;
    opacity: 0.7;
    filter: drop-shadow(0 2px 3px rgba(136, 51, 68, 0.1));
}

.heart-1 {
    top: 20px;
    right: 10px;
    transform: rotate(15deg) scale(0.7);
}

.heart-2 {
    bottom: 30px;
    left: 15px;
    transform: rotate(-10deg) scale(0.6);
}

.heart-3 {
    top: 50%;
    right: 15px;
    transform: rotate(5deg) scale(0.5);
}

.heart-4 {
    top: 15%;
    left: 25px;
    transform: rotate(-15deg) scale(0.6);
}

.heart-5 {
    bottom: 20%;
    right: 25px;
    transform: rotate(10deg) scale(0.5);
}

.leaf-decoration {
    position: absolute;
    width: 40px;
    height: 40px;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><path d="M20,80 Q60,40 90,20 Q60,60 20,80 Z" fill="%23AEDD81" stroke="%23558833" stroke-width="2" /></svg>');
    background-size: contain;
    background-repeat: no-repeat;
    pointer-events: none;
    opacity: 0.6;
    z-index: 1;
    transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.leaf-decoration:hover {
    opacity: 0.8;
    transform: rotate(5deg) scale(1.1);
}

.leaf-bottom-left {
    bottom: 10px;
    left: 20px;
    transform: rotate(120deg) scale(0.8);
}

.leaf-top-right {
    top: 20px;
    right: 40px;
    transform: rotate(-30deg) scale(0.7);
    opacity: 0.4;
}

.schedule-icon {
    position: absolute;
    width: 40px;
    height: 40px;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><rect x="10" y="20" width="80" height="70" fill="%23FFF" stroke="%23FF8FA3" stroke-width="3" rx="5" /><rect x="10" y="20" width="80" height="15" fill="%23FF8FA3" stroke="%23FF8FA3" stroke-width="0" rx="5" /><circle cx="25" cy="13" r="3" fill="%23FF8FA3" /><circle cx="75" cy="13" r="3" fill="%23FF8FA3" /><line x1="25" y1="13" x2="25" y2="27" stroke="%23FF8FA3" stroke-width="3" /><line x1="75" y1="13" x2="75" y2="27" stroke="%23FF8FA3" stroke-width="3" /><line x1="20" y1="50" x2="80" y2="50" stroke="%23FF8FA3" stroke-width="1" stroke-dasharray="2 2" /><line x1="20" y1="65" x2="80" y2="65" stroke="%23FF8FA3" stroke-width="1" stroke-dasharray="2 2" /><line x1="35" y1="35" x2="35" y2="80" stroke="%23FF8FA3" stroke-width="1" stroke-dasharray="2 2" /><line x1="50" y1="35" x2="50" y2="80" stroke="%23FF8FA3" stroke-width="1" stroke-dasharray="2 2" /><line x1="65" y1="35" x2="65" y2="80" stroke="%23FF8FA3" stroke-width="1" stroke-dasharray="2 2" /></svg>');
    background-size: contain;
    background-repeat: no-repeat;
    opacity: 0.9;
    pointer-events: none;
    z-index: 1;
    filter: drop-shadow(0 2px 3px rgba(230, 111, 134, 0.15));
    transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.schedule-icon:hover {
    opacity: 1;
    transform: rotate(5deg) scale(1.1);
}

.schedule-icon-1 {
    top: -10px;
    right: -10px;
    transform: rotate(15deg) scale(0.8);
}

.schedule-icon-2 {
    bottom: 40px;
    left: -15px;
    transform: rotate(-10deg) scale(0.7);
}

.rainbow {
    position: absolute;
    width: 70px;
    height: 35px;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 50"><path d="M0,50 C30,0 70,0 100,50" stroke="%23FFB6C1" stroke-width="8" fill="none" stroke-linecap="round"/><path d="M15,50 C40,15 60,15 85,50" stroke="%23FFCDD2" stroke-width="6" fill="none" stroke-linecap="round"/><path d="M30,50 C45,30 55,30 70,50" stroke="%23FFEBEE" stroke-width="4" fill="none" stroke-linecap="round"/></svg>');
    background-size: contain;
    background-repeat: no-repeat;
    opacity: 0.7;
    pointer-events: none;
    z-index: 1;
}

.rainbow-top-left {
    top: 10px;
    left: 10px;
    transform: rotate(180deg) scale(0.7);
}

.rainbow-bottom-right {
    bottom: 10px;
    right: 10px;
    transform: scale(0.6);
}

.star {
    position: absolute;
    width: 20px;
    height: 20px;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><path d="M50,10 L61,40 L93,40 L67,60 L77,90 L50,70 L23,90 L33,60 L7,40 L39,40 L50,10" fill="%23FFEB3B" stroke="%23FFA000" stroke-width="2" /></svg>');
    background-size: contain;
    background-repeat: no-repeat;
    opacity: 0.8;
    pointer-events: none;
    z-index: 1;
    filter: drop-shadow(0 1px 2px rgba(255, 160, 0, 0.3));
    animation: twinkle 3s infinite alternate ease-in-out;
}

@keyframes twinkle {
    0% { opacity: 0.5; transform: scale(1); }
    100% { opacity: 0.9; transform: scale(1.2); }
}

.star-1 {
    top: 15px;
    left: 40px;
    animation-delay: 0s;
}

.star-2 {
    bottom: 20px;
    right: 30px;
    animation-delay: 0.5s;
}

.star-3 {
    top: 25%;
    right: 15px;
    animation-delay: 1s;
}

/* ========== 沉浸式植物背景装饰层 ========== */
.botanical-layer {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.botanical-decor {
    position: absolute;
    object-fit: contain;
    opacity: var(--opacity, 0.16);
    animation: botanical-sway var(--sway-duration, 8s) infinite ease-in-out;
    animation-delay: var(--sway-delay, 0s);
    will-change: transform, opacity;
}

@keyframes botanical-sway {
    0%, 100% { transform: translate(0, 0) rotate(var(--rot-start, 0deg)); opacity: var(--opacity, 0.16); }
    25% { transform: translate(var(--dx1, 6px), var(--dy1, -4px)) rotate(calc(var(--rot-start, 0deg) + var(--rot-swing, 2deg))); opacity: calc(var(--opacity, 0.16) * 1.15); }
    50% { transform: translate(calc(var(--dx1, 6px) * 1.5), calc(var(--dy1, -4px) * 0.5)) rotate(calc(var(--rot-start, 0deg) - var(--rot-swing, 1.5deg))); opacity: var(--opacity, 0.16); }
    75% { transform: translate(var(--dx1, 6px), var(--dy1, 4px)) rotate(calc(var(--rot-start, 0deg) + var(--rot-swing, 1deg))); opacity: calc(var(--opacity, 0.16) * 1.1); }
}

/* ---- 左上角：大叶子丛 ---- */
.bd-tl-leaf {
    top: -8%;
    left: -5%;
    width: clamp(140px, 16vw, 260px);
    height: auto;
    --opacity: 0.18;
    --sway-duration: 9s;
    --sway-delay: 0s;
    --rot-start: -15deg;
    --rot-swing: 3deg;
    --dx1: 8px;
    --dy1: -5px;
}

/* ---- 右上角：花枝（玫瑰） ---- */
.bd-tr-flower {
    top: -3%;
    right: -4%;
    width: clamp(100px, 11vw, 180px);
    height: auto;
    --opacity: 0.14;
    --sway-duration: 11s;
    --sway-delay: -3s;
    --rot-start: 25deg;
    --rot-swing: 2.5deg;
    --dx1: -6px;
    --dy1: -4px;
}

/* ---- 左侧中部：细叶枝 ---- */
.bd-mid-l-branch {
    top: 35%;
    left: -3%;
    width: clamp(80px, 8vw, 130px);
    height: auto;
    --opacity: 0.12;
    --sway-duration: 10s;
    --sway-delay: -5s;
    --rot-start: -5deg;
    --rot-swing: 2deg;
    --dx1: 5px;
    --dy1: 3px;
}

/* ---- 右侧中部：宽叶丛 ---- */
.bd-mid-r-leaf {
    top: 50%;
    right: -4%;
    width: clamp(110px, 12vw, 200px);
    height: auto;
    --opacity: 0.13;
    --sway-duration: 12s;
    --sway-delay: -7s;
    --rot-start: 18deg;
    --rot-swing: 2deg;
    --dx1: -7px;
    --dy1: 4px;
}

/* ---- 左下角：小叶簇 ---- */
.bd-bl-cluster {
    bottom: -5%;
    left: 2%;
    width: clamp(90px, 9vw, 150px);
    height: auto;
    --opacity: 0.15;
    --sway-duration: 8.5s;
    --sway-delay: -2s;
    --rot-start: -20deg;
    --rot-swing: 2.5deg;
    --dx1: 6px;
    --dy1: 5px;
}

/* ---- 右下角：长叶枝 ---- */
.bd-br-branch {
    bottom: -6%;
    right: -2%;
    width: clamp(95px, 10vw, 170px);
    height: auto;
    --opacity: 0.14;
    --sway-duration: 13s;
    --sway-delay: -4s;
    --rot-start: 30deg;
    --rot-swing: 3deg;
    --dx1: -8px;
    --dy1: 5px;
}

/* ---- 底部中央偏左：散落小叶 ---- */
.bd-bm-scatter {
    bottom: 3%;
    left: 18%;
    width: clamp(60px, 6vw, 100px);
    height: auto;
    --opacity: 0.10;
    --sway-duration: 14s;
    --sway-delay: -8s;
    --rot-start: 10deg;
    --rot-swing: 1.5deg;
    --dx1: 4px;
    --dy1: -3px;
}

/* ---- 顶部中央偏右：淡花枝 ---- */
.bd-tm-subtle {
    top: 8%;
    right: 15%;
    width: clamp(70px, 7vw, 120px);
    height: auto;
    --opacity: 0.09;
    --sway-duration: 15s;
    --sway-delay: -10s;
    --rot-start: -8deg;
    --rot-swing: 1.8deg;
    --dx1: -4px;
    --dy1: -3px;
}