/* ===== FIRE Calculator — Page Styles ===== */

.fire-section {
    padding: 40px 0 60px;
}

/* ===== Two-column layout ===== */

.fire-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 340px;
    gap: 28px;
    align-items: start;
}

/* ===== Input column ===== */

.fire-inputs-col {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* ===== Cards ===== */

.fire-card {
    background: var(--color-bg-white);
    border: 1px solid var(--color-border);
    border-radius: 14px;
    padding: 22px 24px;
}

.fire-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
    gap: 12px;
}

.fire-card-label {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-text-main);
}

.fire-manual-input {
    width: 110px;
    text-align: right;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 5px 10px;
    font-size: 0.93rem;
    font-weight: 700;
    color: var(--color-text-main);
    background: var(--color-bg-light);
    outline: none;
    transition: border-color 0.15s;
    flex-shrink: 0;
}
.fire-manual-input:focus { border-color: var(--color-primary); }

.fire-display-val {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--color-text-main);
    letter-spacing: -0.02em;
    line-height: 1;
    margin: 8px 0 12px;
    font-variant-numeric: tabular-nums;
}

.fire-card-hint {
    font-size: 0.79rem;
    color: var(--color-text-muted);
    margin-top: 10px;
    line-height: 1.5;
}

.fire-stat-accent { color: var(--color-accent); }

/* ===== Slider ===== */

.fire-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 4px;
    border-radius: 2px;
    background: var(--color-border);
    outline: none;
    cursor: pointer;
}
.fire-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--color-primary);
    cursor: pointer;
    box-shadow: 0 1px 4px rgba(0,0,0,0.18);
}
.fire-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--color-primary);
    cursor: pointer;
    border: none;
}

.fire-slider-ticks {
    display: flex;
    justify-content: space-between;
    margin-top: 6px;
    font-size: 0.72rem;
    color: var(--color-text-muted);
}

/* ===== Age row ===== */

.fire-age-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.fire-age-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.fire-age-label {
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--color-text-main);
}

.fire-age-hint {
    font-size: 0.76rem;
    color: var(--color-text-muted);
    margin-top: 2px;
}

.fire-age-input {
    border: 1px solid var(--color-border);
    border-radius: 10px;
    padding: 10px 14px;
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text-main);
    background: var(--color-bg-light);
    outline: none;
    width: 100%;
    transition: border-color 0.15s;
}
.fire-age-input:focus { border-color: var(--color-primary); }

/* ===== SWR segmented buttons ===== */

.fire-swr-group {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 10px;
}

.fire-swr-btn {
    flex: 1;
    min-width: 56px;
    padding: 8px 4px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    background: var(--color-bg-light);
    color: var(--color-text-muted);
    font-size: 0.85rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.15s;
    text-align: center;
}
.fire-swr-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}
.fire-swr-btn.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
}

/* ===== Results column ===== */

.fire-results-col { }

.fire-sticky {
    position: sticky;
    top: 20px;
    max-height: calc(100vh - 40px);
    overflow-y: auto;
}

.fire-results-card {
    background: linear-gradient(135deg, var(--color-hero-start), var(--color-hero-end));
    border-radius: 20px;
    padding: 32px 28px;
    color: var(--color-hero-text);
    box-shadow: var(--shadow-card-hover);
}

.fire-results-label {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-accent);
    margin-bottom: 8px;
}

.fire-number-value {
    font-size: 2.4rem;
    font-weight: 900;
    color: var(--color-hero-text);
    letter-spacing: -0.03em;
    line-height: 1;
    margin-bottom: 24px;
    font-variant-numeric: tabular-nums;
    word-break: break-all;
}

/* ===== Progress bar ===== */

.fire-progress-wrap {
    margin-bottom: 24px;
}

.fire-progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.fire-progress-title {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--color-hero-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.fire-progress-pct {
    font-size: 0.88rem;
    font-weight: 800;
    color: var(--color-accent);
}

.fire-progress-track {
    width: 100%;
    height: 7px;
    background: rgba(255, 255, 255, 0.12);
    border-radius: 4px;
    overflow: hidden;
}

.fire-progress-fill {
    height: 100%;
    border-radius: 4px;
    background: var(--color-accent);
    transition: width 0.4s ease;
    min-width: 3px;
}
.fire-progress-fill.fire-progress-mid  { background: #fbbf24; }
.fire-progress-fill.fire-progress-done { background: #4ade80; }

/* ===== Stat rows ===== */

.fire-stat-rows {
    display: flex;
    flex-direction: column;
    margin-bottom: 0;
}

.fire-stat-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 8px;
    padding: 9px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.fire-stat-row:last-child { border-bottom: none; }

.fire-stat-label {
    font-size: 0.84rem;
    color: var(--color-hero-text-muted);
    flex-shrink: 0;
}

.fire-stat-value {
    font-size: 0.96rem;
    font-weight: 700;
    color: var(--color-hero-text);
    text-align: right;
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}

.fire-stat-row-highlight .fire-stat-label { color: var(--color-hero-text-muted); }
.fire-stat-row-highlight .fire-stat-value { color: var(--color-accent); font-size: 1rem; }

/* ===== Target age section (conditional) ===== */

.fire-target-section {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 16px;
    margin-top: 16px;
}

.fire-target-title {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-accent);
    margin-bottom: 10px;
}

.fire-gap-text {
    font-size: 0.8rem;
    font-weight: 600;
    padding: 5px 10px;
    border-radius: 6px;
    margin-top: 8px;
    display: inline-block;
}
.fire-gap-over { background: rgba(239, 68, 68, 0.2);  color: #fca5a5; }
.fire-gap-ok   { background: rgba(74, 222, 128, 0.18); color: #4ade80; }

/* ===== Mobile bar ===== */

.fire-mobile-bar {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, var(--color-hero-start), var(--color-hero-end));
    padding: 10px 16px;
    z-index: 200;
    border-top: 1px solid rgba(255,255,255,0.1);
}
.fire-mobile-bar-content {
    display: flex;
    align-items: center;
    gap: 12px;
    max-width: 1100px;
    margin: 0 auto;
}
.fire-mobile-bar-item {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-width: 0;
}
.fire-mobile-bar-label {
    font-size: 0.67rem;
    font-weight: 700;
    color: var(--color-hero-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    line-height: 1;
    margin-bottom: 2px;
}
.fire-mobile-bar-value {
    font-size: 0.97rem;
    font-weight: 700;
    color: var(--color-hero-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.fire-mobile-bar-link {
    background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.2);
    color: var(--color-hero-text);
    font-size: 0.8rem;
    font-weight: 600;
    padding: 7px 12px;
    border-radius: 8px;
    white-space: nowrap;
    text-decoration: none;
    flex-shrink: 0;
    transition: background 0.15s;
}
.fire-mobile-bar-link:hover { background: rgba(255,255,255,0.22); }

/* ===== Prefill banner ===== */

.fire-prefill-banner {
    background: rgba(29, 78, 216, 0.07);
    border: 1px solid rgba(29, 78, 216, 0.2);
    border-radius: 10px;
    padding: 11px 16px;
    font-size: 0.84rem;
    color: var(--color-primary);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}
[data-theme="dark"] .fire-prefill-banner {
    background: rgba(124,179,255,0.08);
    border-color: rgba(124,179,255,0.2);
}

/* ===== Responsive ===== */

@media (max-width: 1100px) {
    .fire-layout { grid-template-columns: minmax(0, 1fr) 300px; gap: 22px; }
}

@media (max-width: 900px) {
    .fire-layout       { grid-template-columns: 1fr; gap: 0; }
    .fire-inputs-col   { grid-row: 1; }
    .fire-results-col  { grid-row: 2; }
    .fire-sticky       { position: static; max-height: none; overflow-y: visible; }
    .fire-results-card { margin-top: 24px; }
    .fire-mobile-bar   { display: flex; }
    .fire-section      { padding-bottom: 100px; }
}

@media (max-width: 600px) {
    .fire-card          { padding: 18px 16px; }
    .fire-display-val   { font-size: 1.5rem; }
    .fire-manual-input  { width: 90px; }
    .fire-number-value  { font-size: 1.8rem; }
    .fire-results-card  { padding: 22px 18px; }
    .fire-age-row       { grid-template-columns: 1fr; }
}