:root {
    --primary-color: #FF9A9E;
    --bg-color: #FFFDF5;
    --text-color: #5D5D5D;
    --card-bg: #FFFFFF;
    --shadow-color: rgba(255, 154, 158, 0.2);
    --font-family-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-family-cute: var(--font-family-main);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: transparent;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-family-main);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.container {
    width: 100%;
    max-width: 480px;
    text-align: center;
}

.header {
    margin-bottom: 40px;
    animation: fadeInDown 0.8s ease;
}

.header h1 {
    font-family: var(--font-family-cute);
    font-size: 2.5rem;
    color: #4A4A4A;
    margin-bottom: 10px;
}

.header p {
    font-size: 1.1rem;
    color: #888;
}

.actions {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.card {
    background: var(--card-bg);
    border-radius: 24px;
    padding: 25px;
    display: flex;
    align-items: center;
    gap: 20px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 10px 30px -5px rgba(0,0,0,0.05);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
    animation: fadeInUp 0.8s ease backwards;
}

.card:nth-child(2) {
    animation-delay: 0.2s;
}

.card:hover, .card:active {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 15px 35px -5px var(--shadow-color);
}

.card:active {
    transform: scale(0.98);
}

/* Feature Card Specifics */
#btn-feature {
    background: linear-gradient(135deg, #fff 0%, #FFF8E1 100%);
    border-color: #FFE082;
}

#btn-feature .card-icon {
    background: #FFF3E0;
    color: #FFB74D;
}

/* Bug Card Specifics */
#btn-feature .card-arrow {
    color: #FFB74D;
}

#btn-bug {
    background: linear-gradient(135deg, #fff 0%, #E3F2FD 100%);
    border-color: #90CAF9;
}

#btn-bug .card-icon {
    background: #E1F5FE;
    color: #4FC3F7;
}

#btn-bug .card-arrow {
    color: #4FC3F7;
}

.card-icon {
    width: 60px;
    height: 60px;
    border-radius: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2rem;
    flex-shrink: 0;
    transition: transform 0.3s ease;
}

.card:hover .card-icon {
    transform: rotate(15deg) scale(1.1);
}

.card-content {
    flex: 1;
    text-align: left;
}

.card-content h2 {
    font-family: var(--font-family-cute);
    font-size: 1.5rem;
    margin-bottom: 5px;
    color: #333;
}

.card-content p {
    font-size: 0.9rem;
    color: #666;
    line-height: 1.4;
}

.card-arrow {
    font-size: 1.5rem;
    font-weight: bold;
    opacity: 0.5;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.card:hover .card-arrow {
    transform: translateX(5px);
    opacity: 1;
}

.footer {
    margin-top: 50px;
    font-size: 0.8rem;
    color: #ccc;
    animation: fadeIn 1s ease 0.5s backwards;
}

/* Animations */
@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Toast */
.toast {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0,0,0,0.8);
    color: white;
    padding: 10px 20px;
    border-radius: 30px;
    font-size: 0.9rem;
    transition: opacity 0.3s;
}

.toast.hidden {
    opacity: 0;
    pointer-events: none;
}

/* Theme overrides for Handbook app if needed */
body[data-theme='handbook'] {
    --bg-color: #FFF0F5; /* Lavender Blush */
    --shadow-color: rgba(255, 105, 180, 0.3);
}

body[data-theme='handbook'] #btn-feature {
    background: linear-gradient(135deg, #fff 0%, #FFEBEE 100%);
    border-color: #FFCDD2;
}

body[data-theme='handbook'] #btn-feature .card-icon {
    background: #FFEBEE;
    color: #FF80AB;
}