/* Fraction Calculator — style.css v1.0 */

.fracc-wrap {
    max-width: 640px;
    margin: 0 auto;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: #1a1a1a;
}

/* Header */
.fracc-header { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.fracc-icon   { font-size: 30px; line-height: 1; }
.fracc-title  {
    font-size: 22px !important; font-weight: 600 !important;
    margin: 0 0 3px !important; padding: 0 !important;
    border: none !important; color: #1a1a1a !important;
}
.fracc-sub { font-size: 13px; color: #666; margin: 0; }

/* Tabs */
.fracc-tabs {
    display: flex; gap: 8px; margin-bottom: 22px;
}
.fracc-tab {
    flex: 1; padding: 10px 8px; font-size: 13px; font-weight: 500;
    border: 1px solid #d8d8d8; border-radius: 10px;
    background: #fff; color: #555; cursor: pointer;
    transition: background .13s, color .13s, border-color .13s;
    display: flex; flex-direction: column; align-items: center; gap: 3px; text-align: center;
}
.fracc-tab:hover:not(.act) { background: #f5f0ff; }
.fracc-tab.act { background: #f3e8ff; color: #6B21A8; border-color: #c4b5fd; }
.fracc-tab-sub { font-size: 11px; font-weight: 400; opacity: .7; }

/* Panels */
.fracc-panel { display: none; }
.fracc-panel.act { display: block; }

/* Section label */
.fracc-section-lbl {
    font-size: 11px; font-weight: 700; color: #999;
    text-transform: uppercase; letter-spacing: .6px; margin-bottom: 10px;
}

/* ══ Fraction Input Styles ══ */
.fracc-inputs-row {
    display: flex; align-items: center;
    justify-content: center; gap: 16px;
    flex-wrap: wrap; margin-bottom: 10px;
    padding: 20px; background: #fafafa;
    border: 1px solid #e8e8e8; border-radius: 12px;
}

.fracc-frac-input {
    display: flex; flex-direction: column;
    align-items: center; gap: 4px;
}

.fracc-num-input {
    width: 64px; text-align: center;
    padding: 8px 4px;
    border: 1px solid #d0d0d0; border-radius: 8px;
    font-size: 20px; font-weight: 500;
    color: #1a1a1a; background: #fff;
    outline: none; transition: border-color .15s;
    -moz-appearance: textfield;
}
.fracc-num-input::-webkit-inner-spin-button,
.fracc-num-input::-webkit-outer-spin-button { -webkit-appearance: none; }
.fracc-num-input:focus { border-color: #7C3AED; box-shadow: 0 0 0 3px rgba(124,58,237,.1); }

.fracc-line {
    width: 64px; height: 3px;
    background: #1a1a1a; border-radius: 2px;
}

/* Mixed number inputs */
.fracc-mixed-input {
    display: flex; align-items: center; gap: 8px;
}
.fracc-mixed-whole-wrap { }
.fracc-whole-input {
    width: 56px; text-align: center;
    padding: 8px 4px;
    border: 1px solid #d0d0d0; border-radius: 8px;
    font-size: 22px; font-weight: 600;
    color: #1a1a1a; background: #fff;
    outline: none; transition: border-color .15s;
    -moz-appearance: textfield;
}
.fracc-whole-input::-webkit-inner-spin-button,
.fracc-whole-input::-webkit-outer-spin-button { -webkit-appearance: none; }
.fracc-whole-input:focus { border-color: #7C3AED; box-shadow: 0 0 0 3px rgba(124,58,237,.1); }
.fracc-frac-sm .fracc-num-input { width: 50px; font-size: 16px; }
.fracc-frac-sm .fracc-line { width: 50px; }

/* Operator select */
.fracc-op-select-wrap { }
.fracc-op-select {
    appearance: none; -webkit-appearance: none;
    padding: 10px 14px;
    border: 2px solid #7C3AED; border-radius: 9px;
    background: #f3e8ff; color: #6B21A8;
    font-size: 22px; font-weight: 700;
    cursor: pointer; outline: none; text-align: center;
    min-width: 60px;
    transition: background .13s;
}
.fracc-op-select:hover { background: #e9d5ff; }

/* Equals sign */
.fracc-eq-sign {
    font-size: 28px; font-weight: 300; color: #888;
}

/* Result fraction display */
.fracc-result-frac {
    display: flex; flex-direction: column; align-items: center; gap: 4px;
}
.fracc-result-num,
.fracc-result-den {
    font-size: 24px; font-weight: 700; color: #6B21A8;
    min-width: 48px; text-align: center;
}
.fracc-result-line {
    width: 60px; height: 3px;
    background: #6B21A8; border-radius: 2px;
}
.fracc-result-mixed {
    display: flex; align-items: center; gap: 8px;
}
.fracc-result-whole-num {
    font-size: 28px; font-weight: 700; color: #6B21A8;
}

/* Simplify row */
.fracc-simplify-inputs {
    justify-content: flex-start;
    padding: 16px 20px;
}

/* ══ Answer Card ══ */
.fracc-answer-card {
    background: linear-gradient(135deg, #7C3AED, #5B21B6);
    border-radius: 12px; padding: 18px 22px;
    color: #fff; margin-top: 18px;
    animation: fracc-in .22s ease;
}
@keyframes fracc-in { from { opacity:0; transform:translateY(6px); } to { opacity:1; transform:translateY(0); } }

.fracc-ans-row {
    display: flex; align-items: center;
    flex-wrap: wrap; gap: 10px; margin-bottom: 12px;
}
.fracc-ans-frac { text-align: center; }
.fracc-ans-num, .fracc-ans-den { font-size: 28px; font-weight: 700; display: block; text-align: center; }
.fracc-ans-line { height: 3px; background: rgba(255,255,255,.6); border-radius: 2px; margin: 3px 0; }
.fracc-ans-label { font-size: 12px; opacity: .75; margin-top: 3px; text-align: center; }

.fracc-ans-alts {
    display: flex; gap: 14px; flex-wrap: wrap;
    border-top: 1px solid rgba(255,255,255,.2);
    padding-top: 10px; font-size: 13px;
}
.fracc-ans-alt-item { display: flex; flex-direction: column; gap: 2px; }
.fracc-ans-alt-lbl  { font-size: 11px; opacity: .7; }
.fracc-ans-alt-val  { font-weight: 600; }

/* ══ Steps ══ */
.fracc-steps {
    background: #fafafa; border: 1px solid #e8e8e8;
    border-radius: 10px; overflow: hidden;
    margin-bottom: 14px;
}
.fracc-step {
    display: flex; align-items: flex-start; gap: 12px;
    padding: 12px 16px; border-bottom: 1px solid #f0f0f0;
}
.fracc-step:last-child { border-bottom: none; }
.fracc-step-num {
    width: 24px; height: 24px; border-radius: 50%;
    background: #7C3AED; color: #fff;
    font-size: 12px; font-weight: 700;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0; margin-top: 1px;
}
.fracc-step-body { flex: 1; }
.fracc-step-title { font-size: 13px; font-weight: 600; color: #1a1a1a; margin-bottom: 3px; }
.fracc-step-detail { font-size: 13px; color: #555; line-height: 1.5; }
.fracc-step-frac { font-family: monospace; font-weight: 600; color: #6B21A8; }

/* ══ Conversions ══ */
.fracc-conversions {
    display: grid; grid-template-columns: repeat(3,1fr);
    gap: 10px; margin-bottom: 14px;
}
@media (max-width: 420px) { .fracc-conversions { grid-template-columns: 1fr 1fr; } }

.fracc-conv-card {
    background: #f3e8ff; border: 1px solid #c4b5fd;
    border-radius: 9px; padding: 10px 12px; text-align: center;
}
.fracc-conv-val { font-size: 17px; font-weight: 700; color: #6B21A8; margin-bottom: 2px; }
.fracc-conv-lbl { font-size: 11px; color: #888; }

/* Reset */
.fracc-reset-btn {
    display: block; width: 100%; margin-top: 10px; padding: 9px;
    font-size: 13px; color: #999; background: none;
    border: 1px solid #e8e8e8; border-radius: 8px;
    cursor: pointer; transition: background .13s;
}
.fracc-reset-btn:hover { background: #f5f5f5; color: #333; }

/* Responsive */
@media (max-width: 480px) {
    .fracc-inputs-row { gap: 10px; padding: 14px 10px; }
    .fracc-num-input  { width: 52px; font-size: 17px; }
    .fracc-line       { width: 52px; }
    .fracc-op-select  { font-size: 18px; padding: 8px 10px; min-width: 50px; }
}