/* style.css */
:root {
    --primary-color: #a5d296;
    --secondary-color: #5ca05c;
    --bg-color: #ffffff;
    --text-primary: #1f2a3a;
    --text-secondary: #5f6b7a;
    --border-light: rgba(0,0,0,0.06);
    --dock-bg: rgba(249, 250, 252, 0.75);
    --card-bg: rgba(255,255,255,0.7);
    --banner-bg: #f5faf2;
    --shadow-sm: 0 2px 6px rgba(0,0,0,0.02);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.02);
    --radius-lg: 24px;
    --radius-md: 18px;
    --radius-sm: 12px;
    --font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', sans-serif;
    --glass-bg: rgba(255, 255, 255, 0.55);
}

[data-theme="dark"] {
    --bg-color: #1a1e24;
    --text-primary: #e8edf2;
    --text-secondary: #9aa3b0;
    --border-light: rgba(255,255,255,0.08);
    --dock-bg: rgba(30, 34, 42, 0.75);
    --card-bg: rgba(30, 34, 42, 0.7);
    --banner-bg: #2a313c;
    --shadow-sm: 0 2px 6px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.15);
    --glass-bg: rgba(30, 34, 42, 0.65);
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-family);
    line-height: 1.5;
    overflow-x: hidden;
    transition: background-color 0.25s ease, color 0.2s ease;
    -webkit-font-smoothing: antialiased;
}

.splash-screen {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: var(--bg-color);
    z-index: 10000;
    display: flex; align-items: center; justify-content: center;
    transition: opacity 0.5s ease;
}
.splash-screen.hide { opacity: 0; pointer-events: none; }
.splash-bg {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: radial-gradient(circle at 20% 40%, rgba(165,210,150,0.2) 0%, var(--bg-color) 70%),
                radial-gradient(circle at 80% 70%, rgba(92,160,92,0.1) 0%, var(--bg-color) 80%);
    z-index: 0;
}
.splash-content {
    position: relative; z-index: 2;
    display: flex; flex-direction: column; align-items: center; gap: 32px;
    padding: 0 24px; text-align: center;
}
.splash-text {
    font-size: clamp(1.8rem, 6vw, 2.6rem);
    font-weight: 460; letter-spacing: -0.01em;
    color: var(--text-primary);
    max-width: 90vw;
}
.splash-button {
    width: 64px; height: 64px; border-radius: 36px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.02);
    display: flex; align-items: center; justify-content: center;
    font-size: 2rem; font-weight: 300; color: var(--secondary-color);
    cursor: pointer;
    transition: all 0.2s;
    border: 0.5px solid var(--border-light);
}
.splash-button:hover { background: rgba(255,255,255,0.7); }
.dots-container { display: flex; gap: 12px; justify-content: center; margin-top: 6px; }
.dot {
    width: 8px; height: 8px; background: rgba(92,160,92,0.25);
    border-radius: 8px; transition: all 0.2s;
}
.dot.active { background: var(--secondary-color); width: 24px; }

.navbar {
    position: fixed; top: 0; left: 0; right: 0;
    height: 64px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
    border-bottom: 0.5px solid var(--border-light);
    z-index: 1000;
    display: flex; align-items: center; padding: 0 24px;
}
.nav-container {
    width: 100%; max-width: 1600px; margin: 0 auto;
    display: flex; justify-content: space-between; align-items: center;
}
.logo { display: flex; align-items: center; gap: 10px; font-size: 1.25rem; font-weight: 600; color: var(--secondary-color); }
.logo-icon { width: 36px; height: 36px; overflow: hidden; display: flex; align-items: center; justify-content: center; }
.logo-icon img { width: 100%; height: 100%; object-fit: contain; }
.nav-right { display: flex; align-items: center; gap: 16px; }
.anniversary-link {
    padding: 6px 16px; background: rgba(92,160,92,0.15);
    backdrop-filter: blur(6px); border-radius: 32px;
    font-size: 0.85rem; font-weight: 500; color: var(--secondary-color);
    text-decoration: none; white-space: nowrap;
}
.anniversary-link:hover { background: rgba(92,160,92,0.25); }
.theme-toggle {
    width: 40px; height: 40px; border-radius: 28px;
    background: rgba(255,255,255,0.2); backdrop-filter: blur(6px);
    display: flex; align-items: center; justify-content: center;
    cursor: pointer; transition: background 0.2s;
}
.theme-toggle:hover { background: rgba(255,255,255,0.3); }
.theme-toggle svg { width: 20px; height: 20px; fill: var(--text-primary); }
.mobile-menu-btn {
    display: none; background: rgba(255,255,255,0.2); border: none;
    border-radius: 28px; width: 40px; height: 40px;
    font-size: 1.2rem; color: var(--text-primary); cursor: pointer;
    backdrop-filter: blur(6px);
}
.mobile-menu {
    display: none; position: fixed; top: 72px; left: 16px; right: 16px;
    background: var(--glass-bg); backdrop-filter: blur(16px);
    border-radius: 24px; box-shadow: 0 8px 20px rgba(0,0,0,0.04);
    z-index: 999; transform: scaleY(0); opacity: 0;
    transition: transform 0.2s, opacity 0.2s;
    padding: 12px 0; border: 0.5px solid var(--border-light);
}
.mobile-menu.active { display: block; transform: scaleY(1); opacity: 1; }
.mobile-menu ul { list-style: none; padding: 0 12px; }
.mobile-menu li { margin-bottom: 2px; }
.mobile-menu a {
    display: block; padding: 12px 16px; text-decoration: none;
    color: var(--text-primary); font-size: 1rem; font-weight: 500;
    border-radius: 16px; transition: background 0.2s;
}
.mobile-menu a:hover, .mobile-menu a.active { background: rgba(92,160,92,0.12); color: var(--secondary-color); }

.layout {
    display: flex; margin-top: 64px; min-height: calc(100vh - 64px);
    padding: 24px 20px 20px;
}

.dock-bar {
    position: fixed; left: 20px; bottom: 20px;
    background: var(--glass-bg); backdrop-filter: blur(12px);
    border-radius: 32px; padding: 6px 12px;
    border: 0.5px solid var(--border-light);
    display: flex; align-items: center; gap: 8px;
    z-index: 900;
    transition: transform 0.25s cubic-bezier(0.2,0,0,1);
    box-shadow: none;
}
.dock-bar.collapsed { transform: translateX(calc(-100% + 48px)); }
.dock-menu {
    display: flex; list-style: none; gap: 4px;
}
.dock-menu li { display: flex; }
.dock-menu a {
    display: flex; align-items: center; justify-content: center;
    width: 44px; height: 44px; border-radius: 24px;
    color: var(--text-secondary); font-size: 1.2rem;
    text-decoration: none; transition: all 0.2s;
}
.dock-menu a i { font-size: 1.2rem; }
.dock-menu a:hover { background: rgba(92,160,92,0.1); color: var(--secondary-color); }
.dock-menu a.active { background: rgba(92,160,92,0.15); color: var(--secondary-color); }
.dock-toggle {
    width: 40px; height: 40px; border-radius: 24px;
    background: transparent; border: none;
    color: var(--text-secondary); font-size: 1.1rem;
    cursor: pointer; display: flex; align-items: center; justify-content: center;
    transition: background 0.2s;
}
.dock-toggle:hover { background: rgba(92,160,92,0.1); color: var(--secondary-color); }

.main-panel {
    flex: 1; margin: 0 auto; max-width: 1200px;
    padding: 0 0 40px;
}

.page { display: none; animation: pageFade 0.25s ease; }
.page.active { display: block; }

.card {
    background: var(--card-bg); backdrop-filter: blur(8px);
    border: 0.5px solid var(--border-light);
    border-radius: var(--radius-md); padding: 24px; margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
}

.card-title {
    font-size: 1.25rem; font-weight: 620; margin-bottom: 18px;
    color: var(--text-primary); display: flex; align-items: center;
    border-bottom: 1px solid var(--border-light); padding-bottom: 12px;
}
.card-title i { color: var(--secondary-color); margin-right: 10px; font-size: 1.3rem; }

.hero {
    text-align: center; padding: 40px 24px;
    background: var(--card-bg); backdrop-filter: blur(8px);
    border-radius: var(--radius-lg); margin-bottom: 32px;
    border: 0.5px solid var(--border-light);
}
.hero h1 { font-size: 2.2rem; color: var(--secondary-color); margin-bottom: 8px; font-weight: 580; }
.typewriter-container { display: inline-block; min-height: 2em; }
.typewriter-text {
    color: var(--text-secondary); font-size: 1.1rem;
    border-right: 2px solid var(--secondary-color);
    animation: blink 0.8s step-end infinite;
    white-space: nowrap; overflow: hidden;
}
.typewriter-text.finished { border-right: none; animation: none; }
@keyframes blink {
    from, to { border-color: transparent; }
    50% { border-color: var(--secondary-color); }
}

.song-list {
    list-style: none; margin-bottom: 20px; max-height: 280px;
    overflow-y: auto; padding-right: 6px;
}
.song-list li {
    padding: 10px 14px; margin: 5px 0;
    background: rgba(92,160,92,0.05); border-radius: 32px;
    cursor: pointer; transition: background 0.15s;
    display: flex; align-items: center; gap: 12px;
    color: var(--text-primary);
}
.song-list li:hover { background: rgba(92,160,92,0.12); }
.song-list li i { width: 22px; color: var(--secondary-color); }
.audio-player { margin-top: 18px; padding-top: 18px; border-top: 1px solid var(--border-light); }
audio { width: 100%; border-radius: 32px; }

.works-grid { display: grid; grid-template-columns: 1fr; gap: 24px; margin-top: 8px; }
.work-item {
    background: var(--card-bg); backdrop-filter: blur(8px);
    border: 0.5px solid var(--border-light); border-radius: var(--radius-md);
    padding: 22px;
}
.work-item h3 { font-size: 1.2rem; margin-bottom: 14px; color: var(--secondary-color); }

.contact-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.contact-item {
    text-align: center; padding: 24px 16px;
    background: var(--card-bg); backdrop-filter: blur(8px);
    border: 0.5px solid var(--border-light); border-radius: var(--radius-md);
}
.contact-icon {
    width: 56px; height: 56px; background: rgba(92, 160, 92, 0.1);
    border-radius: 32px; margin: 0 auto 14px;
    display: flex; align-items: center; justify-content: center;
    color: var(--secondary-color); font-size: 1.5rem;
}

.friend-links-grid {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 20px;
}
.friend-link-item {
    background: var(--card-bg); backdrop-filter: blur(8px);
    border: 0.5px solid var(--border-light); border-radius: var(--radius-md);
    padding: 20px;
}
.friend-link-item h3 { color: var(--secondary-color); margin-bottom: 8px; }
.mysxl-link {
    display: inline-block; margin-top: 12px; padding: 6px 16px;
    background: var(--primary-color); color: white; border-radius: 32px;
    text-decoration: none; font-size: 0.85rem; font-weight: 500;
}
.mysxl-link:hover { background: var(--secondary-color); }

.tool-input {
    width: 100%; padding: 14px; border: 0.5px solid var(--border-light);
    border-radius: var(--radius-sm); font-size: 0.9rem; margin-bottom: 16px;
    resize: vertical; background: var(--card-bg); color: var(--text-primary);
    outline: none;
}
.tool-input:focus { border-color: var(--secondary-color); }
.tool-buttons { display: flex; gap: 12px; flex-wrap: wrap; }
.btn {
    padding: 10px 22px; border: none; border-radius: 36px;
    background: var(--primary-color); color: white; font-weight: 500;
    cursor: pointer; font-size: 0.9rem;
    box-shadow: 0 1px 4px rgba(92,160,92,0.08);
    transition: filter 0.15s;
}
.btn:hover { filter: brightness(1.05); }
.btn-secondary {
    background: var(--glass-bg); backdrop-filter: blur(8px);
    color: var(--text-primary); border: 0.5px solid var(--border-light);
}
.btn-secondary:hover { background: rgba(92,160,92,0.1); }

.footer {
    margin-top: 48px; padding: 28px 0 16px;
    border-top: 1px solid var(--border-light);
    text-align: center; color: var(--text-secondary); font-size: 0.85rem;
}
.footer-divider { width: 100px; height: 1px; background: var(--border-light); margin: 16px auto; }
.footer-stats img { vertical-align: middle; }
.theme-link { color: var(--secondary-color); font-weight: 500; text-decoration: none; }
.icp a { color: var(--text-secondary); text-decoration: none; }
.icp a:hover { color: var(--secondary-color); }

.modal-overlay {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0,0,0,0.4); backdrop-filter: blur(6px);
    display: none; justify-content: center; align-items: center;
    z-index: 2000;
}
.modal-overlay.active { display: flex; }
.modal {
    background: var(--glass-bg); backdrop-filter: blur(20px);
    border-radius: 32px; padding: 28px; max-width: 400px; width: 90%;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1); color: var(--text-primary);
    border: 0.5px solid var(--border-light);
}
.modal-title { font-size: 1.4rem; color: var(--secondary-color); margin-bottom: 18px; font-weight: 600; }
.modal-buttons { display: flex; gap: 16px; justify-content: center; margin-top: 24px; }

.copy-notification {
    position: fixed; bottom: 24px; right: 24px;
    background: var(--secondary-color); color: white;
    padding: 12px 24px; border-radius: 36px;
    display: none; z-index: 3000;
}
.copy-notification.show { display: block; }

@media (max-width: 768px) {
    .dock-bar { display: none; }
    .layout { padding-left: 16px; padding-right: 16px; }
    .navbar { padding: 0 16px; }
    .mobile-menu-btn { display: flex; align-items: center; justify-content: center; }
    .friend-links-grid, .contact-grid { grid-template-columns: 1fr; }
    .tool-buttons { flex-direction: column; }
}

@keyframes pageFade {
    0% { opacity: 0; transform: translateY(6px); }
    100% { opacity: 1; transform: translateY(0); }
}