/* ==========================================================================
   SURFLIX APP — TOOLS LAYER  "Utility"
   Self-contained styles for the interactive tool pages and the tools index.
   Namespaced `tw-` (tool widget) and `tl-` (tools listing) so nothing collides
   with style.css / site.css / home.css. Loaded after style.css + site.css.
   ========================================================================== */

:root {
  --tw-ink:     #0a1120;
  --tw-ink-2:   #10203a;
  --tw-cyan:    #22bdf1;
  --tw-cyan-lt: #7fe3ff;
  --tw-cyan-dk: #0a86b3;
  --tw-line:    #e3ebf3;
  --tw-line-2:  #eef3f8;
  --tw-text:    #0f1b2b;
  --tw-soft:    #46586c;
  --tw-muted:   #6d7d90;
  --tw-band:    linear-gradient(103deg, #7fe3ff 0%, #22bdf1 46%, #0fa2d8 100%);
  --tw-r:       18px;
  --tw-r-sm:    12px;
  --tw-ease:    cubic-bezier(.22,.72,.24,1);
}

/* ---------------------------------------------------------------------------
   THE WIDGET  — lives inside the framed white sheet (.sx-sheet--pad0)
   Left column = inputs, right column = dark live-result panel.
   --------------------------------------------------------------------------- */
.tw {
  display: grid;
  grid-template-columns: 1.08fr .92fr;
  min-height: 460px;
}
.tw__form  { padding: clamp(26px,3.4vw,44px); }
.tw__tag {
  display: inline-block; margin-bottom: 14px; padding: 6px 14px;
  border-radius: 999px; font-family: "Poppins",sans-serif;
  font-size: .72rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  color: #06455f; background: linear-gradient(103deg,#c6f0ff,#9fe6ff);
}
.tw__form h2 {
  font-family: "Poppins",sans-serif; font-weight: 800; letter-spacing: -.02em;
  font-size: clamp(1.3rem,2.4vw,1.72rem); line-height: 1.18; color: var(--tw-text); margin: 0 0 8px;
}
.tw__lead { margin: 0 0 24px; color: var(--tw-soft); font-size: .98rem; line-height: 1.6; }

/* fields */
.tw-field { margin-bottom: 22px; }
.tw-field:last-child { margin-bottom: 0; }
.tw-field > label {
  display: flex; align-items: baseline; justify-content: space-between; gap: 12px;
  font-weight: 600; font-size: .92rem; color: var(--tw-text); margin-bottom: 10px;
}
.tw-field > label b { font-family: "Poppins",sans-serif; color: var(--tw-cyan-dk); font-size: 1.02rem; }
.tw-hint { font-weight: 500; color: var(--tw-muted); font-size: .82rem; }

/* segmented control */
.tw-seg { display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; gap: 6px;
  background: var(--tw-line-2); padding: 5px; border-radius: 13px; }
.tw-seg button {
  border: 0; cursor: pointer; padding: 10px 6px; border-radius: 9px; background: none;
  font-family: "Plus Jakarta Sans",sans-serif; font-weight: 700; font-size: .84rem;
  color: var(--tw-soft); transition: background .16s var(--tw-ease), color .16s var(--tw-ease), box-shadow .16s;
}
.tw-seg button.is-on { color: #fff; background: var(--tw-band); box-shadow: 0 8px 18px -8px rgba(34,189,241,.7); }

/* range */
.tw-range { -webkit-appearance: none; appearance: none; width: 100%; height: 8px; border-radius: 999px;
  background: linear-gradient(90deg,var(--tw-cyan) 0%, var(--tw-cyan) var(--tw-fill,40%), var(--tw-line) var(--tw-fill,40%), var(--tw-line) 100%);
  outline: none; cursor: pointer; }
.tw-range::-webkit-slider-thumb { -webkit-appearance: none; appearance: none; width: 24px; height: 24px; border-radius: 50%;
  background: #fff; border: 5px solid var(--tw-cyan); box-shadow: 0 4px 12px -2px rgba(34,189,241,.6); cursor: pointer; }
.tw-range::-moz-range-thumb { width: 22px; height: 22px; border-radius: 50%; background: #fff;
  border: 5px solid var(--tw-cyan); box-shadow: 0 4px 12px -2px rgba(34,189,241,.6); cursor: pointer; }

/* number + text input */
.tw-input {
  width: 100%; padding: 13px 16px; border-radius: 12px; border: 1.5px solid var(--tw-line);
  background: #fff; font-family: "Plus Jakarta Sans",sans-serif; font-size: 1rem; font-weight: 600; color: var(--tw-text);
  transition: border-color .16s var(--tw-ease), box-shadow .16s var(--tw-ease); }
.tw-input:focus { outline: none; border-color: var(--tw-cyan); box-shadow: 0 0 0 4px rgba(34,189,241,.14); }
.tw-inline { display: flex; gap: 10px; align-items: center; }
.tw-inline .tw-input { flex: 1; }
.tw-affix { font-weight: 700; color: var(--tw-muted); font-size: .95rem; }

/* checklist (safety tool) */
.tw-checks { display: grid; gap: 9px; }
.tw-check {
  display: flex; align-items: flex-start; gap: 12px; padding: 13px 15px; border-radius: 12px;
  border: 1.5px solid var(--tw-line); background: #fbfdff; cursor: pointer;
  transition: border-color .15s var(--tw-ease), background .15s var(--tw-ease); }
.tw-check:hover { border-color: #c7d6e6; }
.tw-check input { position: absolute; opacity: 0; width: 0; height: 0; }
.tw-check__box {
  flex-shrink: 0; width: 22px; height: 22px; border-radius: 7px; border: 2px solid #c2d1e2; background: #fff;
  display: grid; place-items: center; margin-top: 1px; transition: all .15s var(--tw-ease); }
.tw-check__box svg { width: 14px; height: 14px; stroke: #fff; opacity: 0; transition: opacity .15s; }
.tw-check input:checked + .tw-check__box { background: var(--tw-cyan); border-color: var(--tw-cyan); }
.tw-check input:checked + .tw-check__box svg { opacity: 1; }
.tw-check input:checked ~ .tw-check__txt { color: var(--tw-text); }
.tw-check__txt { font-size: .92rem; line-height: 1.45; color: var(--tw-soft); }
.tw-check__txt b { display: block; font-weight: 700; color: var(--tw-text); font-size: .95rem; margin-bottom: 1px; }

/* service rows (cost calculator) */
.tw-svc { display: grid; gap: 8px; }
.tw-svc__row {
  display: grid; grid-template-columns: 22px 1fr auto; align-items: center; gap: 12px;
  padding: 11px 14px; border-radius: 12px; border: 1.5px solid var(--tw-line); background: #fbfdff;
  transition: border-color .15s, background .15s; }
.tw-svc__row.is-on { border-color: var(--tw-cyan); background: #f2fbff; }
.tw-svc__name { font-weight: 600; font-size: .93rem; color: var(--tw-text); }
.tw-svc__price { display: flex; align-items: center; gap: 5px; }
.tw-svc__price input { width: 74px; padding: 8px 10px; text-align: right; border-radius: 9px;
  border: 1.5px solid var(--tw-line); font-weight: 700; font-size: .9rem; color: var(--tw-text); background: #fff; }
.tw-svc__price input:focus { outline: none; border-color: var(--tw-cyan); }
.tw-dot { width: 20px; height: 20px; border-radius: 6px; border: 2px solid #c2d1e2; background: #fff;
  display: grid; place-items: center; cursor: pointer; transition: all .15s; }
.tw-dot svg { width: 13px; height: 13px; stroke: #fff; opacity: 0; transition: opacity .15s; }
.tw-svc__row.is-on .tw-dot { background: var(--tw-cyan); border-color: var(--tw-cyan); }
.tw-svc__row.is-on .tw-dot svg { opacity: 1; }

/* --- dark live-result panel --- */
.tw__out {
  position: relative; overflow: hidden; color: #eaf3fb;
  padding: clamp(26px,3.2vw,42px);
  background:
    radial-gradient(560px 300px at 84% -10%, rgba(34,189,241,.28), transparent 62%),
    linear-gradient(165deg,#12233d 0%, #0a1322 100%);
  display: flex; flex-direction: column; }
.tw__out::after {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .5;
  background-image:
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size: 42px 42px;
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 70% 10%, #000 30%, transparent);
          mask-image: radial-gradient(ellipse 90% 70% at 70% 10%, #000 30%, transparent); }
.tw__out > * { position: relative; z-index: 2; }
.tw__out-label { font-size: .74rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; color: #7fe3ff; }
.tw__gauge { margin: 10px 0 4px; display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.tw__num {
  font-family: "Poppins",sans-serif; font-weight: 800; letter-spacing: -.03em; line-height: 1;
  font-size: clamp(3.1rem,7vw,4.6rem);
  background: linear-gradient(180deg,#ffffff,#8fe4ff);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.tw__unit { font-size: 1rem; font-weight: 600; color: rgba(230,244,253,.66); }

.tw__rows { margin-top: 20px; display: grid; gap: 1px; background: rgba(255,255,255,.08);
  border-radius: 14px; overflow: hidden; border: 1px solid rgba(255,255,255,.09); }
.tw__row { display: flex; align-items: center; justify-content: space-between; gap: 14px;
  padding: 13px 16px; background: rgba(9,17,30,.5); }
.tw__row span { font-size: .9rem; color: rgba(220,234,246,.72); }
.tw__row b { font-family: "Poppins",sans-serif; font-weight: 700; font-size: 1.16rem; color: #fff; }
.tw__row b em { font-style: normal; font-size: .8rem; font-weight: 600; color: rgba(220,234,246,.6); margin-left: 3px; }
.tw__row--hero b { color: #7fe3ff; font-size: 1.4rem; }

.tw__bar { margin-top: 18px; height: 10px; border-radius: 999px; background: rgba(255,255,255,.1); overflow: hidden; }
.tw__bar i { display: block; height: 100%; width: 0; border-radius: 999px; background: var(--tw-band);
  transition: width .5s var(--tw-ease); }
.tw__bar.is-over i { background: linear-gradient(90deg,#ffb057,#ff6a6a); }

.tw__verdict { margin-top: 18px; padding: 15px 17px; border-radius: 13px;
  background: rgba(34,189,241,.12); border: 1px solid rgba(34,189,241,.24);
  font-size: .93rem; line-height: 1.55; color: #d9f2fe; }
.tw__verdict b { color: #fff; }
.tw__verdict.is-warn { background: rgba(255,140,90,.13); border-color: rgba(255,140,90,.3); color: #ffe4d3; }
.tw__verdict.is-good { background: rgba(72,215,150,.13); border-color: rgba(72,215,150,.3); color: #d6ffe9; }

.tw__note { margin-top: auto; padding-top: 18px; font-size: .8rem; color: rgba(220,234,246,.5); line-height: 1.5; }
.tw__reset { margin-top: 14px; align-self: flex-start; background: none; border: 1px solid rgba(255,255,255,.2);
  color: rgba(230,244,253,.8); font-family: inherit; font-weight: 600; font-size: .82rem; padding: 8px 15px;
  border-radius: 999px; cursor: pointer; transition: background .15s, border-color .15s; }
.tw__reset:hover { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.35); }

@media (max-width: 820px) {
  .tw { grid-template-columns: 1fr; }
  .tw__out { order: 2; }
}

/* primary action button used inside a widget (e.g. the watchlist picker) */
.tw-go {
  width: 100%; justify-content: center; display: inline-flex; align-items: center; gap: 8px; margin-top: 6px;
  padding: 14px 22px; border: 0; border-radius: 999px; cursor: pointer;
  font-family: "Poppins",sans-serif; font-weight: 700; font-size: .98rem; color: #052232;
  background: var(--tw-band); box-shadow: 0 12px 26px -12px rgba(34,189,241,.7);
  transition: transform .16s var(--tw-ease), box-shadow .16s var(--tw-ease); }
.tw-go:hover { transform: translateY(-2px); box-shadow: 0 18px 32px -14px rgba(34,189,241,.85); }
.tw__link { display: inline-flex; align-items: center; gap: 6px; margin-top: 14px;
  color: #7fe3ff; font-weight: 700; font-size: .92rem; }
.tw__link:hover { text-decoration: underline; }

/* ---------------------------------------------------------------------------
   TOOL PAGE CONTENT  — long-form prose + mini FAQ under the widget
   --------------------------------------------------------------------------- */
.tool-content { width: 100%; max-width: 880px; margin: 6px auto 0; padding: 0 24px; }
.tool-content .prose h2 { margin-top: 2.2em; }
.tool-faq { margin-top: 30px; display: grid; gap: 10px; }
.tool-faq details {
  border: 1px solid var(--tw-line); border-radius: 14px; background: #fff; padding: 2px 20px;
  box-shadow: 0 1px 2px rgba(13,21,36,.04); }
.tool-faq summary { cursor: pointer; list-style: none; padding: 17px 0; font-weight: 700; color: var(--tw-text);
  display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.tool-faq summary::-webkit-details-marker { display: none; }
.tool-faq summary::after { content: "+"; font-size: 1.4rem; font-weight: 400; color: var(--tw-cyan-dk); transition: transform .2s; }
.tool-faq details[open] summary::after { transform: rotate(45deg); }
.tool-faq details[open] summary { border-bottom: 1px solid var(--tw-line-2); }
.tool-faq__body { padding: 4px 0 18px; color: var(--tw-soft); font-size: .96rem; line-height: 1.68; }
.tool-faq__body a { color: var(--tw-cyan-dk); font-weight: 600; }

/* related tools strip */
.tool-related { width: 100%; max-width: 1120px; margin: 46px auto 10px; padding: 0 24px; }
.tool-related h2 { font-family: "Poppins",sans-serif; font-weight: 800; letter-spacing: -.02em;
  font-size: 1.4rem; color: var(--tw-text); text-align: center; margin: 0 0 22px; }

/* ---------------------------------------------------------------------------
   TOOLS INDEX  (/tools)  — grid of tool cards
   --------------------------------------------------------------------------- */
.tl-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px,1fr)); gap: 18px;
  width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.tool-related .tl-grid, .tool-related.tl-wrap { padding: 0; }
.tl-card {
  position: relative; display: flex; flex-direction: column; gap: 12px; padding: 26px 24px 24px;
  background: #fff; border: 1px solid var(--tw-line); border-radius: 20px;
  box-shadow: 0 1px 2px rgba(13,21,36,.04), 0 18px 36px -28px rgba(13,21,36,.4);
  transition: transform .2s var(--tw-ease), box-shadow .2s var(--tw-ease), border-color .2s; }
.tl-card:hover { transform: translateY(-4px); text-decoration: none; border-color: #bfe6f7;
  box-shadow: 0 1px 2px rgba(13,21,36,.05), 0 26px 48px -26px rgba(34,189,241,.5); }
.tl-card__ico { width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center;
  background: linear-gradient(150deg,#eaf9ff,#d3f0fd); color: var(--tw-cyan-dk); }
.tl-card__ico svg { width: 26px; height: 26px; }
.tl-card h3 { font-family: "Poppins",sans-serif; font-weight: 700; font-size: 1.12rem; letter-spacing: -.01em;
  color: var(--tw-text); margin: 0; }
.tl-card p { margin: 0; color: var(--tw-soft); font-size: .93rem; line-height: 1.55; }
.tl-card__go { margin-top: auto; padding-top: 6px; display: inline-flex; align-items: center; gap: 7px;
  color: var(--tw-cyan-dk); font-weight: 700; font-size: .88rem; }
.tl-card__go svg { width: 15px; height: 15px; transition: transform .2s var(--tw-ease); }
.tl-card:hover .tl-card__go svg { transform: translateX(4px); }
.tl-card__badge { position: absolute; top: 18px; right: 18px; font-size: .68rem; font-weight: 800;
  letter-spacing: .05em; text-transform: uppercase; color: #06455f;
  background: linear-gradient(103deg,#c6f0ff,#9fe6ff); padding: 4px 10px; border-radius: 999px; }

/* ---------------------------------------------------------------------------
   BLOG LISTING  (/blog)  — filter chips + card grid of all articles
   Namespaced `bl-`. Loaded via tools.css on the blog page.
   --------------------------------------------------------------------------- */
.bl-toolbar {
  position: relative; z-index: 6; display: flex; flex-wrap: wrap; gap: 8px; align-items: center;
  background: #fff; border: 1px solid var(--tw-line); border-radius: 18px;
  padding: 14px 16px; margin-bottom: 22px;
  box-shadow: 0 2px 6px rgba(13,21,36,.05), 0 24px 48px -30px rgba(13,21,36,.4); }
.bl-chip {
  border: 1.5px solid var(--tw-line); background: #fff; cursor: pointer;
  font-family: "Plus Jakarta Sans",sans-serif; font-weight: 700; font-size: .86rem;
  color: var(--tw-soft); padding: 8px 15px; border-radius: 999px;
  transition: all .15s var(--tw-ease); }
.bl-chip:hover { border-color: #bfe6f7; color: var(--tw-cyan-dk); }
.bl-chip.is-on { color: #fff; background: var(--tw-band); border-color: transparent;
  box-shadow: 0 8px 18px -8px rgba(34,189,241,.7); }
.bl-count { margin-left: auto; font-size: .84rem; font-weight: 600; color: var(--tw-muted); padding-right: 4px; }

.bl-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px,1fr)); gap: 18px; }
.bl-card[hidden] { display: none !important; }
.bl-card {
  display: flex; flex-direction: column; gap: 11px; padding: 24px 24px 22px;
  background: #fff; border: 1px solid var(--tw-line); border-radius: 20px;
  box-shadow: 0 1px 2px rgba(13,21,36,.04), 0 18px 36px -28px rgba(13,21,36,.4);
  transition: transform .2s var(--tw-ease), box-shadow .2s var(--tw-ease), border-color .2s; }
.bl-card:hover { transform: translateY(-4px); text-decoration: none; border-color: #bfe6f7;
  box-shadow: 0 1px 2px rgba(13,21,36,.05), 0 26px 48px -26px rgba(34,189,241,.5); }
.bl-card__meta { display: flex; align-items: center; gap: 10px; font-size: .78rem; color: var(--tw-muted); font-weight: 600; }
.bl-card__tag { font-family: "Poppins",sans-serif; font-size: .68rem; font-weight: 700; letter-spacing: .05em;
  text-transform: uppercase; color: #7fe3ff; background: linear-gradient(103deg,#12233d,#0a1322);
  padding: 4px 11px; border-radius: 999px; border: 1px solid rgba(127,227,255,.2); }
.bl-card h3 { font-family: "Poppins",sans-serif; font-weight: 700; font-size: 1.1rem; line-height: 1.25;
  letter-spacing: -.01em; color: var(--tw-text); margin: 0; }
.bl-card p { margin: 0; color: var(--tw-soft); font-size: .92rem; line-height: 1.55;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.bl-card__go { margin-top: auto; padding-top: 4px; display: inline-flex; align-items: center; gap: 7px;
  color: var(--tw-cyan-dk); font-weight: 700; font-size: .87rem; }
.bl-card__go svg { width: 15px; height: 15px; flex-shrink: 0; transition: transform .2s var(--tw-ease); }
.bl-card:hover .bl-card__go svg { transform: translateX(4px); }
.bl-card--feat { grid-column: 1 / -1; background: linear-gradient(150deg,#f4fbff,#ffffff 55%);
  border-color: #bfe6f7; }
.bl-card--feat h3 { font-size: 1.5rem; max-width: 22ch; }
.bl-card--feat p { -webkit-line-clamp: 4; font-size: 1rem; }
@media (min-width: 720px) { .bl-card--feat { padding: 34px 34px 30px; } }
.bl-empty { grid-column: 1 / -1; text-align: center; padding: 40px 0; color: var(--tw-muted); }