/* ============================================================
   Peptide Rechner – Frontend Styles  v1.2
   ============================================================ */

/* ── Base reset scoped to wrapper ── */
#pr-wrapper {
    position: relative;
    width: 100%;
    box-sizing: border-box;
    overflow: hidden;
    background: var(--pr-bg, #0a0f1e);
    color: var(--pr-text, #f0f4ff);
    font-family: var(--pr-font-body, 'DM Sans', sans-serif);
    font-size: var(--pr-fz-base, 16px);
    border-radius: 20px;
    padding-bottom: 40px;
    line-height: 1.5;
}
#pr-wrapper *, #pr-wrapper *::before, #pr-wrapper *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* ── WordPress theme overrides ── */
#pr-wrapper button,
#pr-wrapper .pr-chip,
#pr-wrapper button.pr-chip {
    text-transform: none !important;
    font-variant: normal !important;
    font-family: var(--pr-font-body, 'DM Sans', sans-serif) !important;
    letter-spacing: normal !important;
    background-image: none;
    outline: none;
}
#pr-wrapper button.pr-chip.selected,
#pr-wrapper .pr-chip.selected {
    background: var(--pr-gradient) !important;
    background-image: var(--pr-gradient) !important;
    color: #fff !important;
    border-color: transparent !important;
}
#pr-wrapper [hidden] { display: none !important; }

/* ── Animated background orbs ── */
.pr-bg-orbs {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}
.pr-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    opacity: 0.28;
    animation: pr-float 14s ease-in-out infinite alternate;
}
.pr-orb-1 { width: 500px; height: 500px; top: -180px; left: -100px; background: var(--pr-primary, #0033A0); animation-delay: 0s; }
.pr-orb-2 { width: 380px; height: 380px; top: 60px; right: -120px; background: var(--pr-secondary, #00A3FF); animation-delay: -5s; }
.pr-orb-3 { width: 260px; height: 260px; bottom: -70px; left: 38%; background: var(--pr-accent, #6ab42d); animation-delay: -9s; opacity: 0.16; }
@keyframes pr-float {
    0%   { transform: translate(0, 0) scale(1); }
    50%  { transform: translate(22px, -16px) scale(1.04); }
    100% { transform: translate(-16px, 24px) scale(0.97); }
}

/* ── Container ── */
.pr-container {
    position: relative;
    z-index: 1;
    width: 100%;
    display: block;
    box-sizing: border-box;
    padding: 0 20px;
}

/* ── Header ── */
.pr-header {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 40px 0 28px;
}
.pr-header-icon {
    flex-shrink: 0;
    width: 48px;
    filter: drop-shadow(0 0 16px rgba(0,163,255,0.5));
    animation: pr-bob 3.5s ease-in-out infinite;
}
@keyframes pr-bob {
    0%, 100% { transform: translateY(0); }
    50%       { transform: translateY(-6px); }
}
.pr-syringe-icon { width: 100%; height: auto; display: block; }
.pr-liquid-fill  {
    transition: height 1s cubic-bezier(0.34,1.56,0.64,1), y 1s cubic-bezier(0.34,1.56,0.64,1);
}
.pr-title {
    font-family: var(--pr-font-head, 'Syne', sans-serif);
    font-size: clamp(24px, 4.5vw, var(--pr-fz-heading, 36px));
    font-weight: 900;
    background: var(--pr-gradient, linear-gradient(135deg,#0033A0,#00A3FF));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
    letter-spacing: -0.02em;
}
.pr-subtitle {
    font-size: 14px;
    color: var(--pr-muted, #8899bb);
    margin-top: 5px;
    font-weight: 400;
}

/* ── Weight Panel ── */
.pr-weight-panel {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.09);
    border-radius: 14px;
    margin-bottom: 16px;
    overflow: hidden;
    backdrop-filter: blur(12px);
}
.pr-weight-toggle {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px 15px;
    background: none !important;
    border: none;
    color: var(--pr-text) !important;
    font-size: 14px !important;
    font-weight: 600;
    cursor: pointer;
    text-align: left;
    transition: color .2s;
    box-shadow: none !important;
}
.pr-weight-toggle:hover { color: var(--pr-secondary) !important; }
.pr-toggle-arrow {
    margin-left: auto;
    font-size: 20px;
    font-weight: 300;
    transition: transform .3s;
    display: inline-block;
    line-height: 1;
}
.pr-weight-panel.open .pr-toggle-arrow { transform: rotate(90deg); }

.pr-weight-body {
    padding: 0 15px 15px;
    animation: pr-slide-down .25s ease;
}
@keyframes pr-slide-down {
    from { opacity:0; transform:translateY(-8px); }
    to   { opacity:1; transform:translateY(0); }
}
.pr-weight-grid {
    display: grid;
    grid-template-columns: 1fr 1fr auto;
    gap: 12px;
    align-items: end;
}
.pr-input-group label {
    display: block;
    font-size: 11px;
    font-weight: 700;
    color: var(--pr-muted);
    text-transform: uppercase;
    letter-spacing: .07em;
    margin-bottom: 6px;
}
.pr-input-group input {
    width: 100%;
    padding: 11px 13px;
    background: rgba(255,255,255,0.07);
    border: 1.5px solid rgba(255,255,255,0.12);
    border-radius: 9px;
    color: var(--pr-text) !important;
    font-family: inherit !important;
    font-size: 15px;
    font-weight: 500;
    transition: border-color .2s, background .2s;
    -moz-appearance: textfield;
}
.pr-input-group input::-webkit-outer-spin-button,
.pr-input-group input::-webkit-inner-spin-button { -webkit-appearance: none; }
.pr-input-group input:focus { outline:none; border-color:var(--pr-secondary); background:rgba(0,163,255,.07); }
.pr-weight-result { display:flex; flex-direction:column; gap:4px; }
.pr-weight-label  { font-size:11px; color:var(--pr-muted); font-weight:700; text-transform:uppercase; letter-spacing:.07em; }
.pr-weight-value  { font-size:19px; font-weight:700; color:var(--pr-accent,#6ab42d); font-family:var(--pr-font-head); }
.pr-weight-apply  {
    margin-top:4px; padding:11px 16px;
    background: var(--pr-gradient) !important;
    border:none; border-radius:8px;
    color:#fff !important; font-size:13px !important; font-weight:700;
    cursor:pointer; transition:opacity .2s, transform .15s;
    white-space: nowrap;
    box-shadow: none !important;
}
.pr-weight-apply:hover { opacity:.88; transform:translateY(-1px); }

/* ── Steps grid ── */
.pr-steps {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 16px;
    width: 100%;
}
.pr-step {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 16px;
    padding: 15px;
    width: 100%;
    min-width: 0;
    backdrop-filter: blur(10px);
    transition: border-color .3s, background .3s;
}
.pr-step.active {
    border-color: rgba(0,163,255,0.38);
    background: rgba(0,163,255,0.05);
}
.pr-step-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}
.pr-step-num {
    width: 24px; height: 24px;
    border-radius: 50%;
    background: var(--pr-gradient);
    display: flex; align-items: center; justify-content: center;
    font-family: var(--pr-font-head);
    font-size: 11px; font-weight: 700; color: #fff;
    flex-shrink: 0;
}
.pr-step-title {
    font-weight: 700;
    font-size: 11px;
    letter-spacing: .07em;
    text-transform: uppercase;
    color: var(--pr-muted);
}

/* ── Chips ── */
.pr-chips { display:flex; flex-wrap:wrap; gap:7px; }
.pr-chip {
    display: inline-flex !important;
    align-items: center !important;
    padding: 8px 16px !important;
    background: rgba(255,255,255,0.07) !important;
    border: 1.5px solid rgba(255,255,255,0.12) !important;
    border-radius: 40px !important;
    font-size: 13px !important;
    font-weight: 600 !important;
    color: var(--pr-text) !important;
    cursor: pointer !important;
    transition: all .2s cubic-bezier(0.34,1.56,0.64,1) !important;
    white-space: nowrap !important;
    line-height: 1.3 !important;
    min-height: 0 !important;
    height: auto !important;
}
.pr-chip:hover {
    background: rgba(0,163,255,0.16) !important;
    border-color: rgba(0,163,255,0.5) !important;
    transform: translateY(-2px) !important;
    box-shadow: 0 4px 14px rgba(0,163,255,0.2) !important;
    color: #fff !important;
}
.pr-chip.selected {
    background: var(--pr-gradient) !important;
    background-image: var(--pr-gradient) !important;
    border-color: transparent !important;
    color: #fff !important;
    box-shadow: 0 4px 16px rgba(0,51,160,0.38) !important;
    transform: translateY(-2px) !important;
}
.pr-chip-other {
    color: var(--pr-muted) !important;
    border-style: dashed !important;
}

/* ── Custom input row ── */
.pr-custom-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid rgba(255,255,255,0.06);
    animation: pr-slide-down .2s ease;
}
.pr-custom-row input {
    flex: 1; min-width: 0;
    padding: 9px 12px;
    background: rgba(255,255,255,0.07);
    border: 1.5px solid rgba(0,163,255,0.4);
    border-radius: 8px;
    color: var(--pr-text) !important;
    font-family: inherit !important;
    font-size: 14px; font-weight: 500;
    -moz-appearance: textfield;
}
.pr-custom-row input::-webkit-outer-spin-button,
.pr-custom-row input::-webkit-inner-spin-button { -webkit-appearance: none; }
.pr-custom-row input:focus { outline:none; border-color:var(--pr-secondary); }
.pr-unit {
    font-size: 12px; font-weight: 700;
    color: var(--pr-muted);
    letter-spacing: .06em; text-transform: uppercase;
    flex-shrink: 0;
}

/* ── Result Panel ── */
.pr-result-panel {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 18px;
    padding: 15px;
    margin-bottom: 16px;
    width: 100%;
    box-sizing: border-box;
    backdrop-filter: blur(18px);
    position: relative; overflow: hidden;
}
.pr-result-panel::before {
    content:''; position:absolute; inset:0;
    background:var(--pr-gradient); opacity:0.04; pointer-events:none; border-radius:18px;
}

/* Result visual row */
.pr-result-visual {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 15px;
}
.pr-result-syringe-wrap {
    flex-shrink: 0;
    width: 200px;
}
.pr-result-syringe { width:100%; display:block; }
.pr-result-liquid-fill {
    transition: width 1s cubic-bezier(0.34,1.56,0.64,1);
}

.pr-result-main { flex:1; min-width:0; }
.pr-result-units {
    font-family: var(--pr-font-head, 'Syne', sans-serif);
    font-size: clamp(32px, 6vw, var(--pr-fz-result, 52px));
    font-weight: 900;
    background: var(--pr-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    letter-spacing: -0.03em;
}
.pr-result-label {
    font-size: 11px; font-weight: 700;
    color: var(--pr-muted);
    text-transform: uppercase; letter-spacing: .08em;
    margin-top: 5px;
}
.pr-result-sub {
    font-size: 16px; font-weight: 600;
    color: var(--pr-accent, #6ab42d);
    margin-top: 6px;
}

/* Warning */
.pr-warning {
    display: flex; align-items: flex-start; gap:9px;
    padding: 12px 15px;
    background: rgba(255,107,53,0.1);
    border: 1px solid rgba(255,107,53,0.3);
    border-radius: 10px;
    font-size: 13px; color: #ff9977;
    margin-bottom: 15px;
    line-height: 1.4;
}
@keyframes pr-shake {
    0%,100%{ transform:translateX(0); }
    25%    { transform:translateX(-3px); }
    75%    { transform:translateX(3px); }
}
.pr-warning.pr-shake { animation: pr-shake .4s ease; }

/* Stats */
.pr-stats {
    display: grid;
    grid-template-columns: repeat(3,1fr);
    gap: 10px;
    margin-bottom: 15px;
}
.pr-stat {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: 12px;
    padding: 15px 12px;
    text-align: center;
    transition: transform .2s, background .2s;
}
.pr-stat:hover { background:rgba(255,255,255,.07); transform:translateY(-2px); }
.pr-stat-value {
    display:block;
    font-family: var(--pr-font-head);
    font-size: clamp(18px, 3vw, 24px); font-weight: 700;
    color: var(--pr-text);
}
.pr-stat-label {
    display:block;
    font-size: 10px; font-weight: 700;
    color: var(--pr-muted);
    text-transform: uppercase; letter-spacing:.06em;
    margin-top: 5px;
}

/* PDF button */
.pr-actions { display:flex; justify-content:flex-end; }
.pr-pdf-btn {
    display: inline-flex !important; align-items:center; gap:8px;
    padding: 11px 20px !important;
    background: rgba(255,255,255,0.07) !important;
    border: 1.5px solid rgba(255,255,255,0.16) !important;
    border-radius: 10px;
    color: var(--pr-text) !important;
    font-size: 13px !important; font-weight: 600 !important;
    cursor:pointer; transition:all .2s;
    box-shadow: none !important;
}
.pr-pdf-btn:hover {
    background: var(--pr-gradient) !important;
    background-image: var(--pr-gradient) !important;
    border-color:transparent !important; color:#fff !important;
    transform:translateY(-2px) !important;
    box-shadow:0 6px 20px rgba(0,51,160,.3) !important;
}

/* ── Disclaimer ── */
.pr-disclaimer {
    display: flex; gap:12px;
    padding: 15px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 12px;
    font-size: 11.5px;
    color: var(--pr-muted);
    line-height: 1.65;
}
.pr-disclaimer-icon { font-size:16px; flex-shrink:0; opacity:.7; margin-top:1px; }

/* ── Empty state ── */
.pr-result-panel.pr-empty .pr-result-units {
    -webkit-text-fill-color: rgba(255,255,255,.15);
    background: none; color: rgba(255,255,255,.15);
}
.pr-result-panel.pr-empty .pr-result-sub   { color:var(--pr-muted); }
.pr-result-panel.pr-empty .pr-stat-value   { color:rgba(255,255,255,.18); }

/* ── Flash animation ── */
@keyframes pr-flash {
    0%  { opacity:.4; transform:scale(.97); }
    60% { opacity:1;  transform:scale(1.02); }
    100%{ opacity:1;  transform:scale(1); }
}
.pr-result-units.pr-flash { animation: pr-flash .4s ease forwards; }

/* ── Mobile Responsive ── */
@media (max-width: 700px) {
    #pr-wrapper { border-radius: 14px; }
    .pr-container { padding: 0 14px; }
    .pr-header { padding: 28px 0 20px; gap: 14px; }
    .pr-header-icon { width: 38px; }
    .pr-title { font-size: clamp(22px, 7vw, 28px); }

    /* Stack steps 1 column */
    .pr-steps { grid-template-columns: 1fr; gap: 10px; }

    /* Result syringe smaller */
    .pr-result-syringe-wrap { width: 140px; flex-shrink: 0; }
    .pr-result-visual { gap: 14px; }

    /* Stats 2 columns on mobile */
    .pr-stats { grid-template-columns: 1fr 1fr; }
    .pr-stat:last-child { grid-column: 1 / -1; }

    /* Weight panel grid */
    .pr-weight-grid {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }
    .pr-weight-result {
        grid-column: 1 / -1;
        flex-direction: row;
        align-items: center;
        gap: 12px;
    }

    /* Chips wrap nicely */
    .pr-chips { gap: 6px; }
    .pr-chip { padding: 7px 13px !important; font-size: 12px !important; }
}

@media (max-width: 420px) {
    .pr-container { padding: 0 10px; }
    .pr-result-visual { flex-direction: column; align-items: flex-start; }
    .pr-result-syringe-wrap { width: 100%; max-width: 220px; }
    .pr-stats { grid-template-columns: 1fr; }
    .pr-stat:last-child { grid-column: 1; }
    .pr-result-units { font-size: clamp(28px, 10vw, 42px); }
}