:root {
    --bg-color: #f1f5f9;
    --panel-bg: rgba(255, 255, 255, 0.75);
    --panel-border: rgba(255, 255, 255, 0.9);
    --text-main: #0f172a;
    --text-muted: #64748b;
    --input-bg: rgba(255, 255, 255, 0.9);
    --input-border: #cbd5e1;
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --accent: #ec4899;
    --success: #10b981;
    --danger: #ef4444;
    --glass-shadow: 0 10px 40px -10px rgba(99, 102, 241, 0.15);
    
    --blob-1: #c7d2fe; --blob-2: #fbcfe8; --blob-3: #e0e7ff;
}

body.dark-mode {
    --bg-color: #020617;
    --panel-bg: rgba(15, 23, 42, 0.7);
    --panel-border: rgba(255, 255, 255, 0.05);
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --input-bg: rgba(30, 41, 59, 0.9);
    --input-border: #334155;
    --primary: #818cf8;
    --primary-hover: #6366f1;
    --glass-shadow: 0 10px 40px -10px rgba(0, 0, 0, 0.5);
    
    --blob-1: #312e81; --blob-2: #831843; --blob-3: #0c4a6e;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Prompt', 'Outfit', sans-serif; background-color: var(--bg-color); color: var(--text-main); min-height: 100vh; overflow-x: hidden; transition: 0.5s ease; user-select: none; -webkit-user-select: none; }
input { user-select: text; -webkit-user-select: text; }

/* Parallax Background */
.parallax-bg-container {
    position: fixed;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    overflow: hidden;
    top: 0;
    left: 0;
}
#parallax-canvas {
    width: 100%;
    height: 100%;
    display: block;
}
.asset-img {
    display: none;
}
.parallax-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.3); /* Dark dimming for readability */
    pointer-events: none;
    transition: background 0.4s;
    backdrop-filter: blur(2px); /* Slight blur to focus on UI */
}
body.dark-mode .parallax-overlay {
    background: rgba(0, 0, 0, 0.7);
}
.flying-pig {
    position: fixed;
    z-index: 0;
    pointer-events: none;
    width: 90px; 
    transform: translate(-50%, -50%);
    will-change: transform;
}

/* Page Loader */
.page-loader {
    position: fixed;
    inset: 0;
    background: var(--bg-color);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.6s cubic-bezier(0.86, 0, 0.07, 1), visibility 0.6s;
}
.page-loader.hidden {
    opacity: 0;
    visibility: hidden;
}
.loader-content {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100px;
    height: 100px;
}
.loader-icon {
    font-size: 2rem;
    color: var(--primary);
    animation: pulseIcon 1.5s infinite ease-in-out;
    z-index: 2;
}
.loader-ring {
    position: absolute;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    border: 3px solid transparent;
    border-top-color: var(--primary);
    border-bottom-color: var(--primary);
    animation: spinLoader 1.5s cubic-bezier(0.68, -0.55, 0.265, 1.55) infinite;
    z-index: 1;
    filter: drop-shadow(0 0 8px rgba(99, 102, 241, 0.4));
}
.loader-ring::before {
    content: '';
    position: absolute;
    inset: 6px;
    border-radius: 50%;
    border: 3px solid transparent;
    border-left-color: var(--accent);
    border-right-color: var(--accent);
    animation: spinLoader 1s linear infinite reverse;
}
@keyframes spinLoader {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}
@keyframes pulseIcon {
    0%, 100% { transform: scale(1); filter: drop-shadow(0 0 8px rgba(99, 102, 241, 0.4)); }
    50% { transform: scale(1.2); filter: drop-shadow(0 0 20px rgba(99, 102, 241, 0.6)); }
}

/* Header & Capsule Buttons */
.header { display: flex; justify-content: space-between; align-items: center; padding: 1.5rem 5%; max-width: 1400px; margin: 0 auto; }
.logo { display: flex; align-items: center; gap: 0.9rem; font-size: 1.6rem; font-weight: 800; font-family: 'Outfit'; letter-spacing: -0.5px; }
.logo-icon { background: linear-gradient(135deg, var(--primary), var(--accent)); color: white; width: 42px; height: 42px; border-radius: 14px; display: flex; justify-content: center; align-items: center; font-size: 1.1rem; box-shadow: 0 8px 22px rgba(99, 102, 241, 0.35); border: 2px solid rgba(255, 255, 255, 0.25); transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.4s ease; }
.logo:hover .logo-icon { transform: rotate(-8deg) scale(1.12); box-shadow: 0 12px 30px rgba(236, 72, 153, 0.4); }
.logo-text { background: linear-gradient(135deg, var(--primary), var(--accent)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.logo-sub { color: var(--primary); font-weight: 600; }

.header-actions { display: flex; gap: 1rem; align-items: center; }
.btn-capsule { background: var(--panel-bg); border: 1px solid var(--panel-border); color: var(--text-main); padding: 0.6rem 1.5rem; border-radius: 50px; font-family: inherit; font-size: 0.95rem; font-weight: 500; cursor: pointer; backdrop-filter: blur(10px); transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275); display: flex; align-items: center; gap: 0.6rem; box-shadow: 0 4px 15px rgba(0,0,0,0.05); }
.btn-capsule:hover { background: var(--primary); color: white; transform: translateY(-3px); box-shadow: 0 8px 25px rgba(99, 102, 241, 0.3); border-color: var(--primary); }
.btn-capsule.btn-icon { padding: 0; width: 42px; height: 42px; justify-content: center; }

/* Panels */
.main-wrapper { display: flex; justify-content: center; align-items: center; padding: 1rem 5%; min-height: calc(100vh - 100px); }
.app-container { display: grid; grid-template-columns: 1fr; gap: 2rem; max-width: 520px; width: 100%; transition: all 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55); }
.app-container.expanded { max-width: 1000px; grid-template-columns: 1fr 1fr; }

.panel { background: var(--panel-bg); border: 1px solid var(--panel-border); backdrop-filter: blur(30px); border-radius: 40px; padding: 3rem 2.5rem; box-shadow: var(--glass-shadow); position: relative; z-index: 10; }
.title { font-size: 1.8rem; font-weight: 600; text-align: center; margin-bottom: 0.5rem; letter-spacing: -0.5px; }
.subtitle { color: var(--text-muted); font-size: 0.95rem; text-align: center; margin-bottom: 2.5rem; }

/* Capsule Inputs */
.form-group { margin-bottom: 1.5rem; }
.form-group label { display: block; font-size: 0.9rem; color: var(--text-muted); margin-bottom: 0.5rem; font-weight: 500; padding-left: 0; }
.input-box { position: relative; }
.input-box .icon { position: absolute; left: 1.5rem; top: 50%; transform: translateY(-50%); color: var(--text-muted); transition: 0.3s; z-index: 2; font-size: 1rem; pointer-events: none; }
.capsule-input { width: 100%; padding: 1.2rem 1.5rem 1.2rem 3.5rem; border-radius: 50px; border: 2px solid var(--input-border); background: var(--input-bg); color: var(--text-main); font-size: 1rem; font-family: inherit; transition: 0.3s; position: relative; z-index: 1; }
.capsule-input:focus { border-color: var(--primary); outline: none; box-shadow: 0 0 20px rgba(99, 102, 241, 0.2); }
.capsule-input:focus ~ .icon { color: var(--primary); }

/* Dropdown */
.custom-dropdown { position: relative; width: 100%; }
.form-group.dropdown-form-group { position: relative; z-index: 100; }
.dropdown-header { cursor: pointer; display: flex; justify-content: space-between; align-items: center; width: 100%; padding: 1.2rem 1.5rem 1.2rem 3.5rem; border-radius: 50px; border: 2px solid var(--input-border); background: var(--input-bg); font-size: 1rem; font-family: inherit; transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275); position: relative; }
.dropdown-header .icon { position: absolute; left: 1.5rem; color: var(--text-muted); transition: 0.3s; font-size: 1rem; pointer-events: none; }
.dropdown-header:hover { border-color: var(--primary); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(99, 102, 241, 0.12); }
.dropdown-header .header-content { display: flex; align-items: center; gap: 0.5rem; flex: 1; color: var(--text-main); }
.caret { transition: 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275); padding-right: 0.5rem; color: var(--text-muted); }
.custom-dropdown.open .dropdown-header { border-color: var(--primary); box-shadow: 0 0 25px rgba(99, 102, 241, 0.25); }
.custom-dropdown.open .caret { transform: rotate(180deg); color: var(--primary); }

.dropdown-list { position: absolute; top: calc(100% + 10px); left: 0; width: 100%; background: #ffffff; border: 1px solid #e2e8f0; border-radius: 24px; box-shadow: 0 25px 50px -12px rgba(0,0,0,0.2); list-style: none; overflow-y: auto; max-height: 0; opacity: 0; transition: all 0.4s ease; z-index: 300; visibility: hidden; padding: 0; scrollbar-width: thin; scrollbar-color: #cbd5e1 transparent; }
body.dark-mode .dropdown-list { background: #0f172a; border-color: #1e293b; box-shadow: 0 25px 50px -12px rgba(0,0,0,0.5); scrollbar-color: #334155 transparent; }
.custom-dropdown.open .dropdown-list { max-height: 320px; opacity: 1; visibility: visible; padding: 0.6rem; }
.dropdown-item { padding: 0.85rem 1.1rem; border-radius: 16px; cursor: pointer; transition: all 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275); display: flex; justify-content: space-between; align-items: center; font-size: 0.95rem; transform: translateY(10px); opacity: 0; color: var(--text-main); margin-bottom: 0.3rem; }
.dropdown-item:last-child { margin-bottom: 0; }
.custom-dropdown.open .dropdown-item { transform: translateY(0); opacity: 1; transition-delay: calc(var(--i) * 0.05s); }
.dropdown-item:hover { background: rgba(99, 102, 241, 0.1); color: var(--primary); transform: translateX(5px); box-shadow: 0 4px 12px rgba(99, 102, 241, 0.08); }
.dropdown-item.selected { background: var(--primary); color: white; box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3); }
.dropdown-item.selected:hover { background: var(--primary-hover); color: white; transform: translateX(5px); }
.badge { font-size: 0.7rem; padding: 0.25rem 0.7rem; border-radius: 50px; background: rgba(255,255,255,0.2); font-weight: 500; }
.dropdown-item:not(.selected) .badge { background: var(--panel-bg); color: var(--text-muted); border: 1px solid var(--input-border); }
.dropdown-item:not(.selected) .badge.random { color: var(--danger); border-color: rgba(239, 68, 68, 0.3); }

/* Custom scrollbar for dropdown */
.dropdown-list::-webkit-scrollbar { width: 5px; }
.dropdown-list::-webkit-scrollbar-track { background: transparent; margin: 0.5rem 0; }
.dropdown-list::-webkit-scrollbar-thumb { background: var(--input-border); border-radius: 10px; }
.dropdown-list::-webkit-scrollbar-thumb:hover { background: var(--primary); }

/* Horizontal Capsule Radios */
.capsule-options { display: flex; gap: 1rem; margin-bottom: 1.5rem; transition: max-height 0.4s ease, opacity 0.4s ease, margin 0.4s ease, transform 0.4s ease; max-height: 120px; opacity: 1; overflow: hidden; transform: translateY(0); }
.capsule-options.collapsed { max-height: 0; opacity: 0; margin-bottom: 0; transform: translateY(-10px); pointer-events: none; }
.radio-label { flex: 1; cursor: pointer; }
.radio-label input { display: none; }
.radio-box.capsule { background: var(--input-bg); border: 2px solid var(--input-border); padding: 1rem; border-radius: 50px; text-align: center; transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275); display: flex; justify-content: center; align-items: center; gap: 0.8rem; color: var(--text-muted); font-size: 0.95rem; font-weight: 500; }
.radio-box.capsule:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(99, 102, 241, 0.12); }
.radio-box.capsule:active { transform: scale(0.97); }
.radio-label input:checked + .radio-box { border-color: var(--primary); color: var(--primary); background: rgba(99, 102, 241, 0.05); box-shadow: 0 0 15px rgba(99, 102, 241, 0.15); }
.radio-box i { font-size: 1.1rem; }
.radio-label.disabled { opacity: 0.4; cursor: not-allowed; filter: grayscale(100%); }

.custom-alias-group { max-height: 0; opacity: 0; overflow: hidden; margin-bottom: 0; transition: 0.4s ease; transform: translateY(-10px); }
.custom-alias-group.show { max-height: 100px; opacity: 1; margin-bottom: 1.5rem; transform: translateY(0); }

/* Random Type Selection */
.random-type-group { max-height: 0; opacity: 0; overflow: hidden; margin-bottom: 0; transition: 0.4s ease; transform: translateY(-10px); }
.random-type-group.show { max-height: 280px; opacity: 1; margin-bottom: 1.5rem; transform: translateY(0); }
.random-type-options { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.8rem; }
.random-type-label { cursor: pointer; }
.random-type-label input { display: none; }
.random-type-box { background: var(--input-bg); border: 2px solid var(--input-border); padding: 0.8rem 0.5rem; border-radius: 20px; text-align: center; transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275); display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 0.4rem; color: var(--text-muted); font-size: 0.85rem; font-weight: 500; }
.random-type-box:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(99, 102, 241, 0.12); }
.random-type-box:active { transform: scale(0.95); }
.random-type-box i { font-size: 1.2rem; }
.random-type-label input:checked + .random-type-box { border-color: var(--primary); color: var(--primary); background: rgba(99, 102, 241, 0.05); box-shadow: 0 0 15px rgba(99, 102, 241, 0.15); }
.random-type-box:hover { border-color: var(--primary); }

/* Case Type Selection */
.case-options { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.6rem; margin-top: 0.5rem; max-height: 200px; opacity: 1; overflow: hidden; transition: max-height 0.4s ease, opacity 0.4s ease, margin 0.4s ease, transform 0.4s ease; transform: translateY(0); }
.case-options.collapsed { max-height: 0; opacity: 0; margin-top: 0; transform: translateY(-10px); pointer-events: none; }
.case-label { display: block; transition: max-height 0.4s ease, opacity 0.4s ease, margin 0.4s ease; overflow: hidden; max-height: 60px; opacity: 1; }
.case-label.collapsed { max-height: 0; opacity: 0; margin-top: 0; margin-bottom: 0; }
.case-option-label { cursor: pointer; }
.case-option-label input { display: none; }
.case-option-box { background: var(--input-bg); border: 2px solid var(--input-border); padding: 0.6rem 0.4rem; border-radius: 16px; text-align: center; transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275); display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 0.3rem; color: var(--text-muted); font-size: 0.8rem; font-weight: 500; }
.case-option-box:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(99, 102, 241, 0.12); border-color: var(--primary); }
.case-option-box:active { transform: scale(0.95); }
.case-demo { font-family: 'Prompt', monospace; font-size: 1.1rem; font-weight: 700; letter-spacing: 0.05em; }
.case-option-label input:checked + .case-option-box { border-color: var(--primary); color: var(--primary); background: rgba(99, 102, 241, 0.05); box-shadow: 0 0 12px rgba(99, 102, 241, 0.15); }

/* Main Button */
.btn-glow.capsule { width: 100%; padding: 1.2rem; background: linear-gradient(135deg, var(--primary), var(--accent)); color: white; border: none; border-radius: 50px; font-size: 1.1rem; font-weight: 600; cursor: pointer; display: flex; justify-content: center; align-items: center; gap: 0.5rem; transition: 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275); box-shadow: 0 10px 25px -5px rgba(99, 102, 241, 0.6); }
.btn-glow.capsule:hover:not(:disabled) { transform: translateY(-4px) scale(1.02); box-shadow: 0 15px 30px -5px rgba(236, 72, 153, 0.5); }
.btn-glow.capsule:active:not(:disabled) { transform: translateY(0) scale(0.98); }
.btn-glow.capsule:disabled { opacity: 0.7; cursor: not-allowed; }

.btn-outline.capsule { background: transparent; border: 2px solid var(--primary); color: var(--primary); padding: 0.8rem 1.8rem; border-radius: 50px; font-weight: 500; cursor: pointer; transition: 0.3s; display: inline-flex; align-items: center; gap: 0.6rem; margin-top: 1.5rem; font-family: inherit; }
.btn-outline.capsule:hover { background: var(--primary); color: white; box-shadow: 0 8px 20px rgba(99, 102, 241, 0.3); }
.btn-outline.capsule:active { transform: scale(0.98); }
.btn-outline.capsule:disabled { opacity: 0.5; cursor: not-allowed; }

.spinner { display: none; width: 24px; height: 24px; border: 3px solid rgba(255,255,255,0.3); border-top-color: white; border-radius: 50px; animation: spin 1s infinite linear; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Result Panel */
.result-panel { display: flex; flex-direction: column; align-items: center; justify-content: center; }
.success-badge.capsule { background: rgba(16, 185, 129, 0.1); color: var(--success); padding: 0.6rem 1.5rem; border-radius: 50px; font-weight: 600; margin-bottom: 2rem; border: 1px solid rgba(16, 185, 129, 0.3); }

.result-box { width: 100%; margin-bottom: 2rem; }
.link-display-capsule { display: flex; background: var(--input-bg); border: 2px solid var(--primary); border-radius: 50px; padding: 5px; align-items: center; box-shadow: 0 0 20px rgba(99, 102, 241, 0.15); }
.short-url-text { flex: 1; padding: 0 1.5rem; color: var(--primary); font-size: 1.1rem; font-weight: 600; text-decoration: none; word-break: break-all; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.btn-copy.capsule { background: var(--primary); color: white; border: none; width: 45px; height: 45px; border-radius: 50px; font-size: 1.2rem; cursor: pointer; transition: 0.3s; display: flex; justify-content: center; align-items: center; }
.btn-copy.capsule:hover { background: var(--primary-hover); transform: scale(1.05); }

.qr-showcase { display: flex; flex-direction: column; align-items: center; gap: 1.5rem; width: 100%; }
.qr-frame { background: white; padding: 15px; border-radius: 30px; box-shadow: 0 15px 35px rgba(0,0,0,0.1); transition: 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275); display: inline-block; }
.qr-frame:hover { transform: scale(1.05) translateY(-5px); }
.qr-frame img { width: 180px; height: 180px; border-radius: 20px; display: block; }
.qr-frame.small-qr { background: white; padding: 15px; display: inline-block; margin: 0 auto; border-radius: 24px; }
.qr-frame.small-qr img { width: 140px; height: 140px; border-radius: 12px; }

/* History Drawer (Curved Edge) */
.drawer-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.4); backdrop-filter: blur(4px); z-index: 99; opacity: 0; visibility: hidden; transition: 0.3s; }
.drawer-overlay.show { opacity: 1; visibility: visible; }
.history-drawer { position: fixed; top: 0; right: -450px; width: 100%; max-width: 420px; height: 100vh; background: var(--bg-color); box-shadow: -20px 0 60px rgba(0,0,0,0.2); z-index: 100; transition: right 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275); display: flex; flex-direction: column; border-top-left-radius: 40px; border-bottom-left-radius: 40px; }
.history-drawer.show { right: 0; }
.drawer-header { padding: 1.5rem 2rem; display: flex; justify-content: space-between; align-items: center; }
.drawer-header h2 { font-size: 1.25rem; display: flex; align-items: center; gap: 0.6rem; font-weight: 700; }
.btn-close-drawer { background: transparent; border: none; color: var(--text-muted); width: 38px; height: 38px; border-radius: 50%; display: flex; justify-content: center; align-items: center; cursor: pointer; transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275); font-size: 1.1rem; }
.btn-close-drawer:hover { background: var(--danger); color: white; transform: rotate(90deg) scale(1.1); box-shadow: 0 6px 18px rgba(239, 68, 68, 0.3); }
.drawer-content, .drawer-detail { flex: 1; overflow-y: auto; padding: 1.5rem 2rem; display: flex; flex-direction: column; gap: 1rem; }

.drawer-toolbar { padding: 0 2rem 1.2rem; display: flex; gap: 0.8rem; align-items: center; transition: 0.3s; }
.hist-search-box { flex: 1; }
.hist-search-box input { padding: 0.75rem 1rem 0.75rem 2.6rem; font-size: 0.9rem; border-radius: 16px; }
.square-btn { border-radius: 14px; padding: 0; width: 42px; height: 42px; display: flex; justify-content: center; align-items: center; background: var(--input-bg); border: 1px solid var(--input-border); transition: 0.3s; cursor: pointer; color: var(--text-main); }
.square-btn:hover { background: var(--primary); color: white; border-color: var(--primary); transform: translateY(-3px); box-shadow: 0 8px 25px rgba(99, 102, 241, 0.3); }
.drawer-bulk-actions { padding: 0.6rem 2rem; background: rgba(239, 68, 68, 0.04); display: flex; gap: 0.6rem; align-items: center; flex-wrap: nowrap; overflow-x: auto; }
.drawer-bulk-actions .btn-outline.capsule.sm { padding: 0.45rem 0.9rem !important; font-size: 0.8rem !important; white-space: nowrap; flex-shrink: 0; }
.drawer-bulk-actions.hidden { display: none; }
.danger-btn { background: var(--danger) !important; color: white !important; border-color: var(--danger) !important; }
.square-btn.active { background: var(--primary); color: white; border-color: var(--primary); }

.history-card { background: var(--panel-bg); padding: 1.2rem; border-radius: 24px; cursor: pointer; transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275); animation: slideInRight 0.4s forwards; opacity: 0; box-shadow: 0 2px 10px rgba(0,0,0,0.04); display: flex; align-items: center; gap: 1rem; }
.history-card:hover { transform: translateX(-5px) translateY(-2px); box-shadow: 0 12px 30px rgba(99, 102, 241, 0.12); }
.history-checkbox { appearance: none; width: 22px; height: 22px; border: 2px solid var(--input-border); border-radius: 6px; cursor: pointer; transition: 0.2s; position: relative; flex-shrink: 0; background: var(--input-bg); display: none; }
.history-checkbox:checked { background: var(--danger); border-color: var(--danger); }
.history-checkbox:checked::after { content: '\f00c'; font-family: 'Font Awesome 6 Free'; font-weight: 900; color: white; font-size: 12px; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); }
.delete-mode .history-checkbox { display: block; animation: pop 0.3s forwards; }

.history-info { flex: 1; min-width: 0; pointer-events: none; }
.h-short { color: var(--primary); font-weight: 600; font-size: 1.05rem; margin-bottom: 0.3rem; }
.h-orig { font-size: 0.85rem; color: var(--text-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-bottom: 0.2rem; }
.h-date { font-size: 0.75rem; color: var(--text-muted); opacity: 0.7; }

.btn-back.capsule { background: var(--input-bg); color: var(--text-main); font-size: 0.9rem; font-weight: 500; padding: 0.55rem 1.3rem; border-radius: 50px; border: 1px solid var(--input-border); cursor: pointer; display: inline-flex; align-items: center; gap: 0.5rem; margin-bottom: 1.5rem; align-self: flex-start; transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275); box-shadow: 0 2px 8px rgba(0,0,0,0.06); }
.btn-back.capsule:hover { background: var(--primary); color: white; box-shadow: 0 8px 20px rgba(99, 102, 241, 0.25); transform: translateY(-2px); }
.detail-card { text-align: center; }
.small-qr img { width: 140px; height: 140px; }
.detail-links { margin-top: 2rem; text-align: left; background: var(--panel-bg); padding: 1.5rem; border-radius: 24px; box-shadow: 0 2px 10px rgba(0,0,0,0.04); }
.detail-links p { margin: 0; }
.detail-links label { font-size: 0.85rem; color: var(--text-muted); display: block; margin-top: 1rem; }
.detail-links label:first-child { margin-top: 0; }
.hist-link-box { display: flex; align-items: center; justify-content: space-between; gap: 0.8rem; background: var(--input-bg); border-radius: 50px; padding: 0.5rem 0.5rem 0.5rem 1rem; margin-top: 0.5rem; transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275); box-shadow: 0 1px 4px rgba(0,0,0,0.04); }
.hist-link-box:hover { box-shadow: 0 4px 12px rgba(99, 102, 241, 0.12); transform: translateY(-1px); }
.highlight-link { color: var(--primary); font-size: 1rem; font-weight: 600; display: block; word-break: break-all; text-decoration: none; margin-top: 0 !important; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; flex: 1; }
.dim-link { color: var(--text-main); font-size: 0.9rem; display: block; word-break: break-all; text-decoration: none; margin-top: 0 !important; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; flex: 1; }

.original-box { border-radius: 20px; align-items: flex-start; }
.scroll-link { white-space: normal; max-height: 75px; overflow-y: auto; padding-right: 5px; line-height: 1.4; }
.scroll-link::-webkit-scrollbar { width: 4px; }
.scroll-link::-webkit-scrollbar-thumb { background: var(--input-border); border-radius: 4px; }
.btn-copy.capsule.sm-copy { width: 36px; height: 36px; font-size: 1rem; flex-shrink: 0; }

/* Animations & Utils */
.hidden { display: none !important; }
.pop-anim { animation: pop 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275); }
.sm { padding: 0.6rem 1.2rem !important; font-size: 0.9rem !important; }
.mt-1 { margin-top: 0.5rem !important; }
@keyframes pop { 50% { transform: scale(0.92); } 100% { transform: scale(1); } }
.loaded .slide-down { animation: slideDown 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards; opacity: 0; transform: translateY(-30px); }
.loaded .fade-in-up { animation: fadeInUp 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards; opacity: 0; transform: translateY(40px); }
@keyframes slideDown { to { opacity: 1; transform: translateY(0); } }
@keyframes fadeInUp { to { opacity: 1; transform: translateY(0); } }
@keyframes slideInRight { to { opacity: 1; transform: translateX(0); } }
@keyframes popIn { 0% { transform: scale(0.6); opacity: 0; } 100% { transform: scale(1); opacity: 1; } }

/* Staggered Animations */
.detail-anim .hist-qr-container { animation: detailPop 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards; opacity: 0; }
.detail-anim .detail-links > label:nth-of-type(1), .detail-anim .detail-links > .hist-link-box:nth-of-type(1) { animation: slideInX 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards; opacity: 0; animation-delay: 0.1s; }
.detail-anim .detail-links > label:nth-of-type(2), .detail-anim .detail-links > .hist-link-box:nth-of-type(2) { animation: slideInX 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards; opacity: 0; animation-delay: 0.25s; }

@keyframes detailPop { 0% { transform: scale(0.8) translateY(10px); opacity: 0; } 100% { transform: scale(1) translateY(0); opacity: 1; } }
@keyframes slideInX { 0% { transform: translateX(15px); opacity: 0; } 100% { transform: translateX(0); opacity: 1; } }

/* Toast Capsule */
.toast.capsule { position: fixed; bottom: 40px; left: 50%; transform: translate(-50%, 100px); background: var(--text-main); color: var(--bg-color); padding: 1rem 2rem; border-radius: 50px; font-weight: 500; opacity: 0; transition: 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55); z-index: 1000; box-shadow: 0 10px 30px rgba(0,0,0,0.2); display: flex; align-items: center; gap: 0.8rem; }
.toast.capsule.show { transform: translate(-50%, 0); opacity: 1; }
.toast i { font-size: 1.3rem; } .toast.error i { color: var(--danger); } .toast.success i { color: var(--success); }

/* Panel staggered entry */
.loaded .input-panel > * { animation: fadeInUp 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards; opacity: 0; transform: translateY(30px); }
.loaded .input-panel > *:nth-child(1) { animation-delay: 0.1s; }
.loaded .input-panel > *:nth-child(2) { animation-delay: 0.2s; }
.loaded .input-panel > *:nth-child(3) { animation-delay: 0.3s; }
.loaded .input-panel > *:nth-child(4) { animation-delay: 0.4s; }
.loaded .input-panel > *:nth-child(5) { animation-delay: 0.5s; }
.loaded .input-panel > *:nth-child(6) { animation-delay: 0.6s; }
.loaded .input-panel > *:nth-child(7) { animation-delay: 0.7s; }

/* Result panel staggered animations */
.loaded .result-anim > * { animation: fadeInUp 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards; opacity: 0; transform: translateY(20px); }
.loaded .result-anim > *:nth-child(1) { animation-delay: 0.1s; }
.loaded .result-anim > *:nth-child(2) { animation-delay: 0.2s; }
.loaded .result-anim > *:nth-child(3) { animation-delay: 0.3s; }
.loaded .result-anim > *:nth-child(4) { animation-delay: 0.4s; }

/* Drawer entry animations */
.history-drawer.show .drawer-header { animation: slideDown 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards; opacity: 0; }
.history-drawer.show .drawer-toolbar { animation: fadeInUp 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards; opacity: 0; transform: translateY(20px); animation-delay: 0.1s; }

.logo-icon { transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275); }
.logo:hover .logo-icon { transform: rotate(-8deg) scale(1.12); }

/* Header actions entry */
/* Header actions staggered bounce */
.loaded .header-actions .btn-capsule {
    opacity: 0;
    animation: popIn 0.45s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}
.loaded .header-actions .btn-capsule:nth-child(1) { animation-delay: 0.9s; }
.loaded .header-actions .btn-capsule:nth-child(2) { animation-delay: 1.05s; }
.loaded .header-actions .btn-capsule:nth-child(3) { animation-delay: 1.2s; }

@media (max-width: 900px) { 
    .app-container.expanded { grid-template-columns: 1fr; max-width: 520px; } 
    .header { flex-direction: column; gap: 1rem; padding: 1rem 5%; } 
    .history-drawer { border-radius: 0; right: -100%; max-width: 85%; border-top-left-radius: 24px; border-bottom-left-radius: 24px; }
    .logo { font-size: 1.4rem; }
    .header-actions { gap: 0.6rem; }
    .btn-capsule { padding: 0.5rem 1.2rem; font-size: 0.85rem; }
    .btn-capsule.btn-icon { width: 38px; height: 38px; }
}
@media (max-width: 640px) {
    .main-wrapper { padding: 0.5rem 4%; min-height: calc(100vh - 140px); }
    .panel { padding: 2rem 1.25rem; border-radius: 28px; }
    .title { font-size: 1.4rem; }
    .subtitle { font-size: 0.85rem; margin-bottom: 1.8rem; }
    .capsule-input, .dropdown-header { padding: 1rem 1.2rem 1rem 2.8rem; font-size: 0.95rem; }
    .input-box .icon { left: 1.2rem; }
    .radio-box.capsule { padding: 0.8rem; font-size: 0.85rem; gap: 0.5rem; }
    .radio-box i { font-size: 1rem; }
    .random-type-options { grid-template-columns: repeat(3, 1fr); gap: 0.5rem; }
    .random-type-box { padding: 0.6rem 0.3rem; font-size: 0.75rem; }
    .case-options { grid-template-columns: repeat(3, 1fr); gap: 0.4rem; }
    .case-option-box { padding: 0.5rem 0.3rem; font-size: 0.7rem; }
    .case-demo { font-size: 0.95rem; }
    .btn-glow.capsule { padding: 1rem; font-size: 1rem; }
    .link-display-capsule { padding: 4px; }
    .short-url-text { font-size: 0.9rem; padding: 0 1rem; }
    .btn-copy.capsule { width: 40px; height: 40px; font-size: 1rem; }
    .qr-frame img { width: 140px; height: 140px; }
    .drawer-content, .drawer-detail { padding: 1rem 1.25rem; }
    .drawer-toolbar { padding: 0 1.25rem 1rem; }
    .drawer-bulk-actions { padding: 0.5rem 1.25rem; }
    .history-card { padding: 1rem; border-radius: 20px; }
    .h-short { font-size: 0.95rem; }
    .h-orig { font-size: 0.8rem; }
    .detail-links { padding: 1.2rem; }
    .loader-content { width: 80px; height: 80px; }
    .loader-icon { font-size: 1.6rem; }
    .loader-ring { width: 64px; height: 64px; }
}
@media (max-width: 400px) {
    .header { padding: 0.8rem 4%; }
    .logo { font-size: 1.2rem; gap: 0.6rem; }
    .logo-icon { width: 36px; height: 36px; font-size: 1rem; }
    .panel { padding: 1.5rem 1rem; border-radius: 24px; }
    .title { font-size: 1.25rem; }
    .btn-capsule span { display: none; }
    .radio-box.capsule { flex-direction: column; gap: 0.3rem; padding: 0.6rem; font-size: 0.75rem; }
    .random-type-box { border-radius: 16px; }
    .case-option-box { border-radius: 14px; }
    .history-drawer { max-width: 92%; }
    .drawer-header { padding: 1.2rem 1.25rem; }
    .drawer-header h2 { font-size: 1.1rem; }
    .loader-content { width: 70px; height: 70px; }
    .loader-icon { font-size: 1.4rem; }
    .loader-ring { width: 56px; height: 56px; border-width: 2px; }
}