/* ─────────────────────────────────────────────────────────────────────────────
   StyleForge v2 — style.css  (dark theme)
   Theme: deep charcoal bg, warm off-white text, terracotta accent
   Fonts: Bricolage Grotesque (headings) · DM Sans (body) · DM Mono (values)
───────────────────────────────────────────────────────────────────────────── */

/* ── Tokens ─────────────────────────────────────────────────────────────── */
:root {
    --bg:           #111110;       /* near-black warm */
    --bg-2:         #0d0d0c;
    --surface:      #1a1a18;       /* card surface */
    --surface-2:    #222220;       /* input / dropzone bg */
    --border:       #2e2e2b;       /* subtle border */
    --border-2:     #3d3d39;       /* hover border */
    --text:         #f0ede8;       /* warm off-white */
    --text-2:       #9c9990;       /* muted */
    --text-3:       #5c5a55;       /* dimmed */
    --accent:       #c4622d;       /* terracotta */
    --accent-dark:  #a84f23;
    --accent-light: rgba(196,98,45,.12);
    --accent-border:rgba(196,98,45,.28);
    --sidebar-w:    340px;
    --topbar-h:     52px;
    --radius-sm:    5px;
    --radius:       9px;
    --radius-lg:    14px;
    --shadow-sm:    0 1px 3px rgba(0,0,0,.4);
    --shadow:       0 4px 24px rgba(0,0,0,.5);
    --transition:   0.16s ease;
}

/* ── Reset ───────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 15px; }

body {
    font-family: 'DM Sans', system-ui, sans-serif;
    background-color: var(--bg);
    color: var(--text);
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
}

a { color: inherit; text-decoration: none; }

/* ── Scrollbar ───────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-2); border-radius: 99px; }

/* ── Topbar ──────────────────────────────────────────────────────────────── */
.topbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--topbar-h);
    background: rgba(17, 17, 16, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    z-index: 200;
    gap: 1rem;
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: 'Bricolage Grotesque', sans-serif;
    font-weight: 700;
    font-size: 1.05rem;
    color: var(--text);
    letter-spacing: -0.02em;
    white-space: nowrap;
}

.brand-dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--accent);
    flex-shrink: 0;
}

.topbar-sep {
    width: 1px;
    height: 18px;
    background: var(--border);
    flex-shrink: 0;
}

.topbar-tagline {
    font-size: 0.8rem;
    color: var(--text-3);
    white-space: nowrap;
}

.topbar-nav {
    display: flex;
    align-items: center;
    gap: 0.125rem;
    margin-left: auto;
}

.tnav {
    padding: 0.35rem 0.7rem;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-2);
    border-radius: var(--radius-sm);
    transition: background var(--transition), color var(--transition);
}

.tnav:hover { background: var(--surface-2); color: var(--text); }

.tnav-signin {
    margin-left: 0.5rem;
    padding: 0.35rem 0.85rem;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: 0.4rem;
    transition: border-color var(--transition), background var(--transition);
}

.tnav-signin:hover { border-color: var(--border-2); background: var(--surface); }

.topbar-hamburger {
    display: none;
    background: none;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 0.35rem 0.55rem;
    cursor: pointer;
    color: var(--text-2);
    font-size: 0.85rem;
    transition: border-color var(--transition);
}
.topbar-hamburger:hover { border-color: var(--border-2); color: var(--text); }

/* Mobile drawer */
.mobile-drawer {
    display: none;
    position: fixed;
    top: var(--topbar-h);
    left: 0; right: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 0.5rem 0;
    z-index: 199;
}

.mobile-drawer.open { display: flex; }
.mobile-drawer a {
    padding: 0.75rem 1.5rem;
    font-size: 0.9rem;
    color: var(--text-2);
    font-weight: 500;
    transition: background var(--transition);
}
.mobile-drawer a:hover { background: var(--surface-2); color: var(--text); }

/* ── App shell ───────────────────────────────────────────────────────────── */
.app-shell {
    display: flex;
    height: calc(100vh - var(--topbar-h));
    margin-top: var(--topbar-h);
    overflow: hidden;
}

/* ── Sidebar ─────────────────────────────────────────────────────────────── */
.sidebar {
    width: var(--sidebar-w);
    flex-shrink: 0;
    background: var(--surface);
    border-right: 1px solid var(--border);
    height: 100%;
    overflow-y: auto;
    overflow-x: hidden;
}

.sidebar-scroll {
    padding: 2rem 1.5rem 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
}

/* Sidebar title block */
.sidebar-title-block { display: flex; flex-direction: column; gap: 0.625rem; }

.eyebrow {
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    color: var(--accent);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.eyebrow i { font-size: 0.65rem; }

.sidebar-title-block h1 {
    font-family: 'Bricolage Grotesque', sans-serif;
    font-weight: 700;
    font-size: 1.45rem;
    line-height: 1.25;
    letter-spacing: -0.025em;
    color: var(--text);
}

.sidebar-desc {
    font-size: 0.825rem;
    line-height: 1.6;
    color: var(--text-2);
    font-weight: 300;
}

/* ── Field group ─────────────────────────────────────────────────────────── */
.field-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.field-label-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.field-label {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.field-label i { color: var(--text-3); font-size: 0.75rem; }

.field-hint {
    font-size: 0.72rem;
    color: var(--text-3);
}

/* ── Dropzone ────────────────────────────────────────────────────────────── */
.dropzone {
    width: 100%;
    height: 160px;
    background: var(--surface-2);
    border: 1.5px dashed var(--border);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    transition: border-color var(--transition);
}

.dropzone:hover { border-color: var(--border-2); }

.dropzone img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.dz-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
    color: var(--text-3);
    font-size: 0.78rem;
    pointer-events: none;
}

.dz-placeholder i { font-size: 1.5rem; opacity: 0.4; }

/* ── File input ──────────────────────────────────────────────────────────── */
.file-hidden {
    position: absolute;
    width: 1px; height: 1px;
    opacity: 0; pointer-events: none;
}

.file-choose-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.45rem 0.875rem;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text);
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background var(--transition), border-color var(--transition);
    align-self: flex-start;
    font-family: inherit;
}

.file-choose-btn i { font-size: 0.72rem; }
.file-choose-btn:hover { background: var(--border); border-color: var(--border-2); }

/* ── Slider ──────────────────────────────────────────────────────────────── */
.slider-val-badge {
    font-family: 'DM Mono', monospace;
    font-size: 0.75rem;
    color: var(--accent);
    background: var(--accent-light);
    border: 1px solid var(--accent-border);
    padding: 0.1rem 0.45rem;
    border-radius: 4px;
    min-width: 2.2rem;
    text-align: center;
}

.sf-range {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 5px;
    background: var(--border);
    border-radius: 99px;
    outline: none;
    cursor: pointer;
}

.sf-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 17px; height: 17px;
    border-radius: 50%;
    background: var(--bg);
    border: 2px solid var(--accent);
    box-shadow: 0 1px 4px rgba(0,0,0,.5);
    cursor: pointer;
    transition: transform var(--transition);
}

.sf-range::-webkit-slider-thumb:hover { transform: scale(1.2); }

.sf-range::-moz-range-thumb {
    width: 17px; height: 17px;
    border-radius: 50%;
    background: var(--bg);
    border: 2px solid var(--accent);
    cursor: pointer;
}

.range-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.68rem;
    color: var(--text-3);
    margin-top: 0.25rem;
}

/* ── Transfer button ─────────────────────────────────────────────────────── */
.transfer-btn {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: var(--radius);
    font-family: 'Bricolage Grotesque', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    cursor: pointer;
    transition: background var(--transition), transform var(--transition);
}

.transfer-btn:hover  { background: var(--accent-dark); }
.transfer-btn:active { transform: scale(0.98); }
.transfer-btn:disabled { opacity: 0.45; cursor: not-allowed; }

/* ── Inline error ────────────────────────────────────────────────────────── */
.field-error {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    padding: 0.7rem 0.875rem;
    background: rgba(196,98,45,.08);
    border: 1px solid rgba(196,98,45,.2);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    color: #e08060;
}
.field-error i { flex-shrink: 0; margin-top: 1px; }

/* ── Canvas panel ────────────────────────────────────────────────────────── */
.canvas-panel {
    flex: 1;
    background: var(--bg);
    overflow-y: auto;
    display: flex;
    align-items: stretch;
}

/* Empty state */
.canvas-empty {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    margin: 2.5rem;
    border: 1.5px dashed var(--border);
    border-radius: var(--radius-lg);
    background: var(--surface);
}

.canvas-empty-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.625rem;
    text-align: center;
    padding: 2rem;
}

.canvas-empty-icon {
    width: 52px; height: 52px;
    border-radius: 50%;
    background: var(--surface-2);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-3);
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.canvas-empty-title {
    font-family: 'Bricolage Grotesque', sans-serif;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text);
    letter-spacing: -0.01em;
}

.canvas-empty-body {
    font-size: 0.825rem;
    color: var(--text-2);
    line-height: 1.65;
    font-weight: 300;
}

/* Corner marks */
.corner {
    position: absolute;
    width: 14px; height: 14px;
    border-color: var(--border-2);
    border-style: solid;
}
.corner-tl { top: -1px;    left: -1px;   border-width: 2px 0 0 2px; border-radius: var(--radius-sm) 0 0 0; }
.corner-tr { top: -1px;    right: -1px;  border-width: 2px 2px 0 0; border-radius: 0 var(--radius-sm) 0 0; }
.corner-bl { bottom: -1px; left: -1px;   border-width: 0 0 2px 2px; border-radius: 0 0 0 var(--radius-sm); }
.corner-br { bottom: -1px; right: -1px;  border-width: 0 2px 2px 0; border-radius: 0 0 var(--radius-sm) 0; }

/* Result state */
.result-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    animation: fadeUp 0.35s ease both;
}

.result-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.875rem 1.5rem;
    border-bottom: 1px solid var(--border);
    background: var(--surface);
    flex-shrink: 0;
}

.result-status {
    font-size: 0.825rem;
    font-weight: 500;
    color: #4ade80;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.result-status i { font-size: 0.75rem; }

.download-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 0.875rem;
    background: var(--text);
    color: var(--bg);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
    transition: opacity var(--transition);
}
.download-btn:hover { opacity: 0.85; }
.download-btn i { font-size: 0.72rem; }

.result-img-wrap {
    flex: 1;
    overflow: auto;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 2rem;
    background: var(--bg);
}

.result-img {
    max-width: 100%;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    display: block;
}

/* ── Below fold ──────────────────────────────────────────────────────────── */
.below-fold {
    background: var(--surface);
    border-top: 1px solid var(--border);
}

.content-section {
    max-width: 900px;
    margin: 0 auto;
    padding: 5rem 2rem;
    border-bottom: 1px solid var(--border);
}

.content-section:last-of-type { border-bottom: none; }

.section-header { margin-bottom: 2.5rem; }

.section-eyebrow {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.625rem;
}

.section-heading {
    font-family: 'Bricolage Grotesque', sans-serif;
    font-size: 1.9rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    color: var(--text);
    margin-bottom: 0.5rem;
}

.section-body {
    font-size: 0.875rem;
    color: var(--text-2);
    line-height: 1.65;
    font-weight: 300;
}

/* ── Examples ────────────────────────────────────────────────────────────── */
.examples-wrap { display: flex; flex-direction: column; gap: 1.25rem; }

.ex-row {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    padding: 1.25rem;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}

.ex-inputs-group {
    flex: 1;
    display: grid;
    gap: 0.75rem;
}

.ex-cell, .ex-result-cell {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}

.ex-result-cell { flex: 1; }

.ex-label {
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    color: var(--text-3);
}

.ex-label-out { color: var(--accent); }

.ex-photo {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--surface-2);
    display: block;
}

.ex-photo-out { height: 410px; }

.ex-sep {
    flex-shrink: 0;
    color: var(--text-3);
    font-size: 1rem;
}

/* ── FAQ ─────────────────────────────────────────────────────────────────── */
.faq-wrap { border-top: 1px solid var(--border); }

.faq-item { border-bottom: 1px solid var(--border); }

.faq-q {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 1.125rem 0;
    background: none;
    border: none;
    font-family: inherit;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text);
    text-align: left;
    cursor: pointer;
    gap: 1rem;
    transition: color var(--transition);
}

.faq-q:hover { color: var(--accent); }

.faq-chevron {
    flex-shrink: 0;
    font-size: 0.75rem;
    color: var(--text-3);
    transition: transform 0.2s ease, color 0.2s ease;
}

.faq-q.open .faq-chevron {
    transform: rotate(45deg);
    color: var(--accent);
}

.faq-a {
    display: none;
    padding-bottom: 1.125rem;
    font-size: 0.875rem;
    color: var(--text-2);
    line-height: 1.7;
    font-weight: 300;
}

.faq-a.open { display: block; }

/* ── Footer ──────────────────────────────────────────────────────────────── */
.site-footer {
    background: var(--bg-2);
    border-top: 1px solid var(--border);
}

.footer-top {
    max-width: 900px;
    margin: 0 auto;
    padding: 3.5rem 2rem 2.5rem;
    display: flex;
    gap: 4rem;
}

.footer-brand-col {
    flex: 1.2;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-brand { font-size: 0.95rem; }

.footer-brand-col p {
    font-size: 0.8rem;
    color: var(--text-2);
    line-height: 1.65;
    max-width: 240px;
    font-weight: 300;
}

.footer-links-cols {
    flex: 2;
    display: flex;
    gap: 3rem;
}

.footer-col {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-col-heading {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    color: var(--text-3);
    margin-bottom: 0.25rem;
}

.footer-col a {
    font-size: 0.825rem;
    color: var(--text-2);
    display: flex;
    align-items: center;
    gap: 0.4rem;
    transition: color var(--transition);
}
.footer-col a:hover { color: var(--text); }
.footer-col a i { font-size: 0.72rem; color: var(--text-3); }

.footer-social-row { display: flex; gap: 0.5rem; }

.social-pill {
    width: 32px; height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-2);
    font-size: 0.8rem;
    transition: border-color var(--transition), color var(--transition), background var(--transition);
}
.social-pill:hover { border-color: var(--border-2); background: var(--surface-2); color: var(--text); }

.footer-bottom {
    max-width: 900px;
    margin: 0 auto;
    padding: 1.25rem 2rem;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.775rem;
    color: var(--text-3);
}

.footer-bottom-links { display: flex; gap: 1.25rem; }
.footer-bottom-links a { color: var(--text-3); transition: color var(--transition); }
.footer-bottom-links a:hover { color: var(--text-2); }

/* ── Loader ──────────────────────────────────────────────────────────────── */
.loader-overlay {
    position: fixed;
    inset: 0;
    background: rgba(10, 10, 9, 0.8);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
}

.loader-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.loader-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2.5rem 3rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    box-shadow: var(--shadow);
    text-align: center;
}

.loader-ring {
    width: 38px; height: 38px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

.loader-title {
    font-family: 'Bricolage Grotesque', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
}

.loader-sub {
    font-size: 0.8rem;
    color: var(--text-2);
}

/* ── Animations ──────────────────────────────────────────────────────────── */
@keyframes spin { to { transform: rotate(360deg); } }

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
    .topbar-tagline { display: none; }
    .topbar-sep     { display: none; }
}

@media (max-width: 768px) {
    .topbar-nav       { display: none; }
    .topbar-hamburger { display: flex; }

    .app-shell {
        flex-direction: column;
        height: auto;
        overflow: visible;
    }

    .sidebar {
        width: 100%;
        height: auto;
        border-right: none;
        border-bottom: 1px solid var(--border);
        overflow: visible;
    }

    .canvas-panel { min-height: 60vw; }

    .canvas-empty { margin: 1.25rem; }

    .result-img-wrap { padding: 1.25rem; }

    .footer-top { flex-direction: column; gap: 2rem; }
    .footer-links-cols { flex-wrap: wrap; gap: 2rem; }
    .footer-bottom { flex-direction: column; gap: 0.5rem; text-align: center; }

    .ex-row { flex-direction: column; }
    .ex-sep { transform: rotate(90deg); }
    .ex-photo-out { height: 180px; }
}

/* ── Clear button ────────────────────────────────────────────────────────── */
#clearBtn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;

    margin-top: 10px;
    padding: 8px 20px;
    width: 100%;                        /* matches Transfer Style full-width */

    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.03em;

    color: var(--text-muted, #6b7280);
    background: transparent;
    border: 1.5px solid var(--border, #2e2e2e);
    border-radius: 10px;

    cursor: not-allowed;
    opacity: 0.45;

    transition:
        color          0.2s ease,
        border-color   0.2s ease,
        opacity        0.2s ease,
        background     0.2s ease,
        box-shadow     0.2s ease;
}

/* Active state — something to clear */
#clearBtn.active {
    color:        var(--accent, #e07b39);
    border-color: var(--accent, #e07b39);
    opacity:      1;
    cursor:       pointer;
}

/* Hover — only when active */
#clearBtn.active:hover {
    background:  rgba(224, 123, 57, 0.08);
    box-shadow:  0 0 0 3px rgba(224, 123, 57, 0.15);
    color:       var(--accent, #e07b39);
}

/* Press */
#clearBtn.active:active {
    background:  rgba(224, 123, 57, 0.15);
    box-shadow:  none;
    transform:   scale(0.98);
}

/* Focus ring — keyboard nav */
#clearBtn:focus-visible {
    outline: 2px solid var(--accent, #e07b39);
    outline-offset: 3px;
}

.btn-samples {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 8px 18px;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: var(--text-inverse, #fff);
    background: var(--accent, #e07b39);
    border: 1.5px solid var(--accent, #e07b39);
    cursor: pointer;
    transition: background 0.2s ease, box-shadow 0.2s ease, transform 0.15s ease;
}
.btn-samples:hover:not(:disabled) {
    background:  rgba(224, 123, 57, 0.10);
    box-shadow:  0 0 0 3px rgba(224, 123, 57, 0.18);
}
.btn-samples:active:not(:disabled) {
    transform: scale(0.97);
    background: rgba(224, 123, 57, 0.18);
}
.btn-samples:disabled {
    opacity: 0.55;
    cursor: not-allowed;
}