/* PricePool — Design System */

/* ===== COLOR TOKENS ===== */
:root {
    /* Surfaces */
    --pp-page: #fafaf8;
    --pp-card: #ffffff;
    --pp-subtle: #f5f5f2;
    --pp-muted: #eeeee9;

    /* Text */
    --pp-primary: #1a1a1a;
    --pp-secondary: #5c5c5c;
    --pp-tertiary: #8c8c8c;
    --pp-text-muted: #b0b0b0;

    /* Brand */
    --pp-brand: #1e8550;
    --pp-brand-hover: #177345;
    --pp-brand-light: #e8f5ec;
    --pp-brand-lighter: #f0faf4;

    /* Semantic */
    --pp-overpay: #dc2626;
    --pp-overpay-light: #fef2f2;
    --pp-savings: #16a34a;
    --pp-savings-light: #f0fdf4;
    --pp-warning: #d97706;
    --pp-warning-light: #fffbeb;

    /* Borders */
    --pp-border: rgba(0, 0, 0, 0.06);
    --pp-border-medium: rgba(0, 0, 0, 0.1);
}

/* ===== TAILWIND UTILITIES VIA CSS ===== */
/* These map CSS vars to classes Tailwind can't generate from CDN config */
.bg-pp-page { background-color: var(--pp-page); }
.bg-pp-card { background-color: var(--pp-card); }
.bg-pp-subtle { background-color: var(--pp-subtle); }
.bg-pp-muted { background-color: var(--pp-muted); }
.bg-pp-brand { background-color: var(--pp-brand); }
.bg-pp-brand-hover { background-color: var(--pp-brand-hover); }
.bg-pp-brand-light { background-color: var(--pp-brand-light); }
.bg-pp-brand-lighter { background-color: var(--pp-brand-lighter); }
.bg-pp-overpay-light { background-color: var(--pp-overpay-light); }
.bg-pp-savings-light { background-color: var(--pp-savings-light); }
.bg-pp-warning-light { background-color: var(--pp-warning-light); }

.text-pp-primary { color: var(--pp-primary); }
.text-pp-secondary { color: var(--pp-secondary); }
.text-pp-tertiary { color: var(--pp-tertiary); }
.text-pp-muted { color: var(--pp-text-muted); }
.text-pp-brand { color: var(--pp-brand); }
.text-pp-overpay { color: var(--pp-overpay); }
.text-pp-savings { color: var(--pp-savings); }
.text-pp-warning { color: var(--pp-warning); }

.border-pp-border { border-color: var(--pp-border); }
.border-pp-border-medium { border-color: var(--pp-border-medium); }
.border-pp-overpay { border-color: rgba(220, 38, 38, 0.1); }
.border-pp-savings { border-color: rgba(22, 163, 74, 0.1); }
.border-pp-warning { border-color: rgba(217, 119, 6, 0.12); }

/* ===== CARD COMPONENT ===== */
.pp-card {
    background: var(--pp-card);
    border: 1px solid var(--pp-border);
    border-radius: 12px;
    transition: all 0.2s ease;
}

.pp-card-interactive {
    background: var(--pp-card);
    border: 1px solid var(--pp-border);
    border-radius: 12px;
    transition: all 0.2s ease;
    cursor: pointer;
}

.pp-card-interactive:hover {
    border-color: var(--pp-border-medium);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
    transform: translateY(-1px);
}

/* ===== PILL / BADGE ===== */
.pp-pill {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: 9999px;
    font-size: 12px;
    font-weight: 600;
    font-family: 'Space Mono', monospace;
}

/* ===== FONT UTILITIES ===== */
.font-heading {
    font-family: 'Familjen Grotesk', sans-serif;
}

.font-body {
    font-family: 'DM Sans', sans-serif;
}

.font-mono {
    font-family: 'Space Mono', monospace;
}

/* ===== HEADING LETTER SPACING ===== */
.pp-heading {
    font-family: 'Familjen Grotesk', sans-serif;
    font-weight: 700;
    letter-spacing: -0.03em;
}

/* ===== BUTTONS ===== */
.pp-btn-primary {
    background-color: var(--pp-brand);
    color: white;
    padding: 12px 24px;
    border-radius: 12px;
    font-weight: 600;
    transition: all 0.2s ease;
}

.pp-btn-primary:hover {
    background-color: var(--pp-brand-hover);
}

/* ===== PROGRESS BAR FILL ===== */
@keyframes pp-fill-bar {
    from { width: 0%; }
    to { width: var(--fill); }
}

.pp-bar-fill {
    animation: pp-fill-bar 0.8s ease-out 0.3s both;
}

/* ===== HTMX TRANSITIONS ===== */
.htmx-swapping {
    opacity: 0.5;
    transition: opacity 200ms ease-in;
}

.htmx-settling {
    opacity: 1;
    transition: opacity 200ms ease-out;
}

/* ===== SCANNING ANIMATION ===== */
@keyframes scan-pulse {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

.scan-pulse {
    animation: scan-pulse 2s ease-in-out infinite;
}

/* ===== STEP INDICATOR ===== */
.pp-step-active {
    background-color: var(--pp-brand);
    color: white;
}

.pp-step-inactive {
    background-color: var(--pp-muted);
    color: var(--pp-text-muted);
}

.pp-step-line-active {
    background-color: var(--pp-border-medium);
}

.pp-step-line-inactive {
    background-color: var(--pp-border);
}

/* ===== ICON BADGE ===== */
.pp-icon-badge {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--pp-brand-lighter);
    border: 1px solid rgba(30, 133, 80, 0.1);
}

/* ===== RANGE BAR ===== */
.pp-range-bar {
    position: relative;
    height: 8px;
    border-radius: 9999px;
    background: var(--pp-muted);
}

.pp-range-gradient {
    position: absolute;
    height: 100%;
    border-radius: 9999px;
    left: 0;
    right: 0;
    background: linear-gradient(90deg,
        rgba(22, 163, 74, 0.15),
        rgba(238, 238, 233, 0.5) 50%,
        rgba(220, 38, 38, 0.15));
}

.pp-range-median {
    position: absolute;
    width: 1px;
    height: 100%;
    background: var(--pp-text-muted);
    opacity: 0.3;
}

.pp-range-user {
    position: absolute;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    border: 2px solid;
}