:root {
    /* Cappuccino dark mode */
    --bg: #1b1410;
    --bg2: #241a14;
    --card: rgba(255, 244, 230, 0.06);
    --border: rgba(255, 220, 180, 0.14);
    --text: rgba(255, 240, 225, 0.92);
    --accent: #d6a679;
}

/* Light mode (paper sepia) */
body.light {
    --bg: #f5efe6;
    --bg2: #fffaf3;
    --card: rgba(255, 255, 255, 0.75);
    --border: rgba(80, 60, 40, 0.12);
    --text: #2a1f18;
    --accent: #a06b3b;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial;
}

body {
    min-height: 100vh;
    color: var(--text);

    background: radial-gradient(circle at top, var(--bg2), var(--bg));
    transition: 0.3s ease;
}

/* soft warm glow background */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    background:
        radial-gradient(circle at 20% 20%, rgba(214,166,121,0.10), transparent 40%),
        radial-gradient(circle at 80% 60%, rgba(160,107,59,0.08), transparent 45%);
    pointer-events: none;
}

/* TOP BAR */
.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
}

#themeToggle {
    border: 1px solid var(--border);
    background: var(--card);
    color: var(--text);
    padding: 10px 12px;
    border-radius: 12px;
    cursor: pointer;
    backdrop-filter: blur(10px);
    transition: 0.2s ease;
}

#themeToggle:hover {
    transform: scale(1.05);
}

/* GRID */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 16px;
    padding: 20px;
    max-width: 600px;
    margin: 40px auto;
}

/* CARDS */
.card {
    text-decoration: none;
    color: var(--text);

    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 18px;

    padding: 22px;
    text-align: center;

    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);

    box-shadow: 0 10px 25px rgba(0,0,0,0.25);

    transition: 0.25s ease;
    position: relative;
    overflow: hidden;
}

/* hover = warm lift */
.card:hover {
    transform: translateY(-7px) scale(1.03);
    box-shadow: 0 18px 40px rgba(0,0,0,0.35);
    border-color: rgba(214,166,121,0.5);
}

/* soft light sweep */
.card::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(
        120deg,
        transparent,
        rgba(255, 230, 200, 0.10),
        transparent
    );
    transform: translateX(-100%);
    transition: 0.6s ease;
}

.card:hover::after {
    transform: translateX(100%);
}

/* ICON */
.icon {
    font-size: 2rem;
    margin-bottom: 10px;
}

/* LABEL */
.label {
    font-weight: 600;
    letter-spacing: 0.2px;
}