/* ============================================================
   Percentage Calculator — WordPress Plugin Styles
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=Syne:wght@600;800&display=swap');

/* ── Root variables ──────────────────────────────────────── */
#perc-calc-root {
    --bg:        #0e0f14;
    --surface:   #16181f;
    --border:    #2a2d38;
    --accent:    #00e5a0;
    --accent2:   #7b61ff;
    --danger:    #ff5f7e;
    --text:      #e8eaf0;
    --muted:     #6b7080;
    --radius:    14px;
    --font-head: 'Syne', sans-serif;
    --font-mono: 'DM Mono', monospace;
}

/* ── Wrapper ─────────────────────────────────────────────── */
#perc-calc-root {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-mono);
    border-radius: var(--radius);
    padding: 0 0 32px;
    max-width: 640px;
    margin: 32px auto;
    box-shadow: 0 20px 60px rgba(0,0,0,.55), 0 0 0 1px var(--border);
    overflow: hidden;
}

/* ── Header ──────────────────────────────────────────────── */
.perc-calc-header {
    background: linear-gradient(135deg, #0b2e24 0%, #11133a 100%);
    padding: 36px 36px 28px;
    border-bottom: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.perc-calc-header::after {
    content: '';
    position: absolute;
    top: -40px; right: -40px;
    width: 200px; height: 200px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0,229,160,.15) 0%, transparent 70%);
    pointer-events: none;
}

.perc-calc-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px; height: 44px;
    background: var(--accent);
    color: #000;
    font-family: var(--font-head);
    font-weight: 800;
    font-size: 1.4rem;
    border-radius: 10px;
    margin-bottom: 12px;
}

.perc-calc-title {
    font-family: var(--font-head);
    font-size: 1.7rem;
    font-weight: 800;
    margin: 0 0 6px;
    color: #fff;
    letter-spacing: -0.5px;
}

.perc-calc-subtitle {
    margin: 0;
    color: var(--muted);
    font-size: .85rem;
    letter-spacing: .5px;
}

/* ── Tabs ────────────────────────────────────────────────── */
.perc-calc-tabs {
    display: flex;
    gap: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
}

.perc-tab {
    flex: 1;
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    color: var(--muted);
    font-family: var(--font-mono);
    font-size: .78rem;
    font-weight: 500;
    padding: 14px 6px;
    cursor: pointer;
    transition: color .2s, border-color .2s, background .2s;
    letter-spacing: .3px;
    text-transform: uppercase;
}

.perc-tab:hover {
    color: var(--text);
    background: rgba(255,255,255,.03);
}

.perc-tab.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
    background: rgba(0,229,160,.05);
}

/* ── Panels ──────────────────────────────────────────────── */
.perc-panel {
    display: none;
    padding: 28px 36px 8px;
    animation: perc-fadein .25s ease;
}

.perc-panel.active {
    display: block;
}

@keyframes perc-fadein {
    from { opacity: 0; transform: translateY(6px); }
    to   { opacity: 1; transform: translateY(0); }
}

.perc-desc {
    margin: 0 0 20px;
    font-size: .9rem;
    color: var(--muted);
    letter-spacing: .4px;
}

/* ── Row / inputs ────────────────────────────────────────── */
.perc-row {
    display: flex;
    align-items: flex-end;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.perc-row label {
    display: flex;
    flex-direction: column;
    gap: 6px;
    font-size: .75rem;
    text-transform: uppercase;
    letter-spacing: .6px;
    color: var(--muted);
    flex: 1;
    min-width: 120px;
}

.perc-of-label {
    color: var(--accent2);
    font-size: .8rem;
    font-weight: 500;
    padding-bottom: 10px;
    white-space: nowrap;
}

.perc-input {
    width: 100%;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-family: var(--font-mono);
    font-size: 1.05rem;
    padding: 10px 14px;
    outline: none;
    transition: border-color .2s, box-shadow .2s;
    box-sizing: border-box;
    -moz-appearance: textfield;
}

.perc-input::-webkit-outer-spin-button,
.perc-input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }

.perc-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(0,229,160,.15);
}

/* ── Radio toggles ───────────────────────────────────────── */
.perc-toggle-row {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

.perc-toggle-label {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: .85rem;
    color: var(--muted);
    cursor: pointer;
}

.perc-toggle-label input { accent-color: var(--accent); cursor: pointer; }

/* ── Button ──────────────────────────────────────────────── */
.perc-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--accent);
    color: #000;
    border: none;
    border-radius: 9px;
    padding: 11px 28px;
    font-family: var(--font-mono);
    font-weight: 500;
    font-size: .9rem;
    cursor: pointer;
    letter-spacing: .4px;
    transition: background .2s, transform .15s, box-shadow .2s;
    box-shadow: 0 4px 18px rgba(0,229,160,.25);
}

.perc-btn:hover {
    background: #00ffb3;
    box-shadow: 0 6px 24px rgba(0,229,160,.4);
    transform: translateY(-1px);
}

.perc-btn:active { transform: translateY(0); }

/* ── Result box ──────────────────────────────────────────── */
.perc-result {
    margin-top: 18px;
    min-height: 0;
    transition: all .3s ease;
}

.perc-result.has-result {
    background: rgba(0,229,160,.07);
    border: 1px solid rgba(0,229,160,.25);
    border-radius: 10px;
    padding: 16px 20px;
    animation: perc-fadein .3s ease;
}

.perc-result.has-error {
    background: rgba(255,95,126,.08);
    border: 1px solid rgba(255,95,126,.25);
    border-radius: 10px;
    padding: 16px 20px;
    animation: perc-fadein .3s ease;
    color: var(--danger);
    font-size: .88rem;
}

.perc-result-label {
    font-size: .72rem;
    text-transform: uppercase;
    letter-spacing: .8px;
    color: var(--muted);
    margin-bottom: 6px;
}

.perc-result-value {
    font-family: var(--font-head);
    font-size: 2rem;
    font-weight: 800;
    color: var(--accent);
    letter-spacing: -1px;
}

.perc-result-sub {
    font-size: .78rem;
    color: var(--muted);
    margin-top: 4px;
}

.perc-result-badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 20px;
    font-size: .75rem;
    font-weight: 500;
    margin-left: 8px;
    vertical-align: middle;
}

.badge-up   { background: rgba(0,229,160,.15); color: var(--accent); }
.badge-down { background: rgba(255,95,126,.15); color: var(--danger); }

/* ── Hint ────────────────────────────────────────────────── */
.perc-hint {
    text-align: center;
    font-size: .72rem;
    color: var(--muted);
    margin: 20px 0 0;
    letter-spacing: .3px;
}

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 500px) {
    .perc-panel { padding: 22px 20px 8px; }
    .perc-calc-header { padding: 24px 20px 20px; }
    .perc-result-value { font-size: 1.5rem; }
    .perc-tab { font-size: .68rem; padding: 12px 4px; }
    .perc-row { flex-direction: column; }
    .perc-of-label { padding-bottom: 0; }
}