/* ============================================================
   nirvu creative — site styles
   Fonts: Space Grotesk (display), Inter (body)
   ============================================================ */

:root {
  --bg: #06090f;
  --bg-2: #0a1020;
  --panel: #0d1424;
  --panel-2: #111a2e;
  --line: rgba(148, 178, 255, 0.10);
  --line-strong: rgba(148, 178, 255, 0.22);
  --text: #eaf0f9;
  --muted: #8fa0b8;
  --cyan: #2cc4dc;
  --blue: #4f7cff;
  --grad: linear-gradient(120deg, #4f7cff 0%, #2cc4dc 100%);
  --grad-soft: linear-gradient(120deg, rgba(79, 124, 255, 0.14), rgba(44, 196, 220, 0.14));
  --radius: 18px;
  --radius-lg: 26px;
  --font-display: "Space Grotesk", "Inter", sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --shadow-glow: 0 0 60px rgba(44, 196, 220, 0.18);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 90px; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16.5px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: rgba(44, 196, 220, 0.35); color: #fff; }

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

.wrap { width: min(1180px, 92vw); margin-inline: auto; }

/* ---------- typography ---------- */
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; line-height: 1.08; letter-spacing: -0.02em; }

.display {
  font-size: clamp(2.6rem, 6.2vw, 4.9rem);
}

.section-title { font-size: clamp(1.9rem, 3.6vw, 2.9rem); margin-bottom: 14px; }

.grad-text {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 18px;
}
.kicker::before {
  content: "";
  width: 26px; height: 2px;
  background: var(--grad);
  border-radius: 2px;
}

.lede { color: var(--muted); font-size: clamp(1rem, 1.4vw, 1.18rem); max-width: 640px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: 100px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.98rem;
  border: 1px solid transparent;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), background 0.35s;
  white-space: nowrap;
}
.btn svg { width: 17px; height: 17px; transition: transform 0.35s var(--ease); }
.btn:hover svg { transform: translateX(4px); }

.btn-primary {
  background: var(--grad);
  color: #051018;
  box-shadow: 0 8px 30px rgba(44, 196, 220, 0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 40px rgba(44, 196, 220, 0.5); }

.btn-ghost {
  border-color: var(--line-strong);
  color: var(--text);
  background: rgba(255, 255, 255, 0.02);
}
.btn-ghost:hover { transform: translateY(-2px); background: rgba(255, 255, 255, 0.06); border-color: var(--cyan); }

/* ---------- nav ---------- */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  transition: background 0.4s, border-color 0.4s, backdrop-filter 0.4s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(6, 9, 15, 0.75);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom-color: var(--line);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 78px;
}
.nav-logo img { height: 46px; width: auto; }

.nav-links { display: flex; align-items: center; gap: 34px; list-style: none; }
.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--muted);
  transition: color 0.25s;
  position: relative;
}
.nav-links a:not(.btn)::after {
  content: "";
  position: absolute;
  left: 0; bottom: -6px;
  width: 100%; height: 2px;
  background: var(--grad);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}
.nav-links a:hover { color: var(--text); }
.nav-links a:not(.btn):hover::after { transform: scaleX(1); }
.nav-links .btn { padding: 10px 22px; font-size: 0.9rem; color: #051018; }

.nav-burger {
  display: none;
  background: none;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  width: 44px; height: 44px;
  align-items: center;
  justify-content: center;
  gap: 5px;
  flex-direction: column;
}
.nav-burger span {
  display: block;
  width: 18px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s var(--ease), opacity 0.3s;
}
.nav.open .nav-burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav.open .nav-burger span:nth-child(2) { opacity: 0; }
.nav.open .nav-burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- hero ---------- */
.hero {
  position: relative;
  padding: 190px 0 110px;
  overflow: clip;
}
.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 55% 45% at 75% 8%, rgba(79, 124, 255, 0.16), transparent 65%),
    radial-gradient(ellipse 45% 40% at 15% 90%, rgba(44, 196, 220, 0.10), transparent 65%);
}
.hero-grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(148, 178, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 178, 255, 0.05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 75% 65% at 50% 20%, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 75% 65% at 50% 20%, black 30%, transparent 75%);
}
.hero-inner { position: relative; max-width: 850px; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 8px 18px;
  border-radius: 100px;
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.03);
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 30px;
}
.hero-badge .dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 12px var(--cyan);
  animation: pulse 2.4s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

.hero h1 { margin-bottom: 26px; }
.hero .lede { margin-bottom: 40px; }
.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 70px; }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  border-top: 1px solid var(--line);
  padding-top: 36px;
  max-width: 760px;
}
.hero-stat .num {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 700;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-stat .label { color: var(--muted); font-size: 0.88rem; margin-top: 2px; }

/* ---------- marquee ---------- */
.marquee {
  border-block: 1px solid var(--line);
  padding: 22px 0;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.015);
}
.marquee-track {
  display: flex;
  gap: 56px;
  width: max-content;
  animation: marquee 30s linear infinite;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-track span {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 56px;
  white-space: nowrap;
}
.marquee-track span::after {
  content: "✦";
  color: var(--cyan);
  font-size: 0.8rem;
}
@keyframes marquee {
  to { transform: translateX(-50%); }
}

/* ---------- sections ---------- */
.section { padding: 110px 0; position: relative; }
.section-head { margin-bottom: 60px; }
.section-head.center { text-align: center; }
.section-head.center .lede { margin-inline: auto; }
.section-head.center .kicker::before { display: none; }

/* ---------- services bento ---------- */
.bento {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.card {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 34px 30px;
  overflow: hidden;
  transition: transform 0.45s var(--ease), border-color 0.45s, box-shadow 0.45s;
}
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 0%), rgba(44, 196, 220, 0.09), transparent 60%);
  opacity: 0;
  transition: opacity 0.45s;
  pointer-events: none;
}
.card:hover { transform: translateY(-5px); border-color: var(--line-strong); box-shadow: var(--shadow-glow); }
.card:hover::before { opacity: 1; }

.card.feature { grid-column: span 2; grid-row: span 1; }

.card-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  background: var(--grad-soft);
  border: 1px solid var(--line-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
}
.card-icon svg { width: 24px; height: 24px; stroke: var(--cyan); }

.card h3 { font-size: 1.28rem; margin-bottom: 10px; }
.card p { color: var(--muted); font-size: 0.97rem; }

.card .card-tag {
  position: absolute;
  top: 26px; right: 26px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cyan);
  border: 1px solid rgba(44, 196, 220, 0.35);
  border-radius: 100px;
  padding: 5px 12px;
}

/* ---------- process ---------- */
.process {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  counter-reset: step;
}
.step {
  position: relative;
  padding: 30px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  transition: transform 0.4s var(--ease), border-color 0.4s;
}
.step:hover { transform: translateY(-4px); border-color: var(--line-strong); }
.step .step-num {
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 700;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  opacity: 0.9;
  line-height: 1;
  margin-bottom: 18px;
}
.step h3 { font-size: 1.15rem; margin-bottom: 8px; }
.step p { color: var(--muted); font-size: 0.93rem; }

/* ---------- tools teaser ---------- */
.tools-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.tool-card {
  display: block;
  padding: 30px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  transition: transform 0.4s var(--ease), border-color 0.4s, box-shadow 0.4s;
}
.tool-card:hover {
  transform: translateY(-5px);
  border-color: var(--cyan);
  box-shadow: var(--shadow-glow);
}
.tool-card .tool-emoji { font-size: 1.9rem; display: block; margin-bottom: 16px; }
.tool-card h3 { font-size: 1.08rem; margin-bottom: 6px; }
.tool-card p { color: var(--muted); font-size: 0.9rem; }
.tool-card .tool-go {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--cyan);
}

/* ---------- pricing ---------- */
.pricing {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  align-items: stretch;
}
.price-card {
  position: relative;
  padding: 40px 34px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
  display: flex;
  flex-direction: column;
  transition: transform 0.4s var(--ease), border-color 0.4s, box-shadow 0.4s;
}
.price-card:hover { transform: translateY(-5px); }
.price-card.featured {
  background: linear-gradient(var(--panel-2), var(--panel-2)) padding-box,
              var(--grad) border-box;
  border: 1px solid transparent;
  box-shadow: var(--shadow-glow);
}
.price-card .plan-badge {
  position: absolute;
  top: -13px; left: 34px;
  background: var(--grad);
  color: #051018;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 100px;
}
.price-card h3 { font-size: 1.25rem; margin-bottom: 6px; }
.price-card .plan-desc { color: var(--muted); font-size: 0.92rem; margin-bottom: 24px; }
.price-card .price {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 4px;
}
.price-card .price small { font-size: 1rem; color: var(--muted); font-weight: 500; }
.price-card ul { list-style: none; margin: 26px 0 34px; flex: 1; }
.price-card li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 8px 0;
  color: var(--muted);
  font-size: 0.95rem;
}
.price-card li::before {
  content: "✓";
  color: var(--cyan);
  font-weight: 700;
  flex-shrink: 0;
}
.price-card .btn { justify-content: center; }

/* ---------- testimonials ---------- */
.testimonials {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.quote-card {
  padding: 34px 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
  display: flex;
  flex-direction: column;
  transition: transform 0.4s var(--ease), border-color 0.4s;
}
.quote-card:hover { transform: translateY(-4px); border-color: var(--line-strong); }
.quote-card .stars { color: var(--cyan); letter-spacing: 3px; margin-bottom: 18px; font-size: 0.95rem; }
.quote-card blockquote { color: var(--text); font-size: 1rem; flex: 1; }
.quote-card .who {
  margin-top: 24px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.quote-card .avatar {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: var(--grad);
  color: #051018;
  font-family: var(--font-display);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
}
.quote-card .who .name { font-weight: 600; font-size: 0.95rem; }
.quote-card .who .role { color: var(--muted); font-size: 0.83rem; }

/* ---------- guarantee strip ---------- */
.guarantees {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 60px;
}
.guarantee {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 22px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.015);
}
.guarantee svg { width: 26px; height: 26px; stroke: var(--cyan); flex-shrink: 0; }
.guarantee .g-title { font-family: var(--font-display); font-weight: 600; font-size: 0.98rem; }
.guarantee .g-sub { color: var(--muted); font-size: 0.84rem; }

/* ---------- contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 60px;
  align-items: start;
}
.contact-info .contact-line {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}
.contact-info .contact-line svg { width: 22px; height: 22px; stroke: var(--cyan); flex-shrink: 0; }
.contact-info .contact-line a { font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; transition: color 0.25s; }
.contact-info .contact-line a:hover { color: var(--cyan); }
.contact-info .contact-line .cl-label { color: var(--muted); font-size: 0.82rem; display: block; }

.form {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { margin-bottom: 18px; }
.field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 8px;
  font-family: var(--font-display);
}
.field input,
.field textarea,
.field select {
  width: 100%;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--text);
  padding: 13px 16px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color 0.25s, box-shadow 0.25s;
}
.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: none;
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(44, 196, 220, 0.15);
}
.field textarea { resize: vertical; min-height: 130px; }
.field select {
  -webkit-appearance: none;
  appearance: none;
  cursor: pointer;
  padding-right: 42px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238fa0b8' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 15px;
}
.form .btn { width: 100%; justify-content: center; margin-top: 6px; }
.form-note { text-align: center; color: var(--muted); font-size: 0.82rem; margin-top: 14px; }
.form-note:empty { display: none; }

/* ---------- footer ---------- */
.footer {
  border-top: 1px solid var(--line);
  padding: 60px 0 34px;
  background: var(--bg-2);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 50px;
}
.footer-brand img { height: 46px; width: auto; margin-bottom: 18px; }
.footer-brand p { color: var(--muted); font-size: 0.92rem; max-width: 300px; }
.footer h4 {
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 18px;
}
.footer ul { list-style: none; }
.footer ul li { margin-bottom: 11px; }
.footer ul a { color: var(--text); font-size: 0.93rem; opacity: 0.85; transition: color 0.25s, opacity 0.25s; }
.footer ul a:hover { color: var(--cyan); opacity: 1; }
.footer-bottom {
  border-top: 1px solid var(--line);
  padding-top: 26px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 0.85rem;
}

/* ---------- reveal animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
.reveal.in { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: 0.08s; }
.reveal-d2 { transition-delay: 0.16s; }
.reveal-d3 { transition-delay: 0.24s; }
.reveal-d4 { transition-delay: 0.32s; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .marquee-track { animation: none; }
  html { scroll-behavior: auto; }
}

/* ---------- small utilities ---------- */
.opt { font-weight: 400; }
.hp-field { position: absolute; left: -9999px; height: 0; width: 0; border: 0; padding: 0; }
.section-cta { padding-top: 40px; }
.section-cta .section-head { margin-bottom: 30px; }
.section-cta .lede { margin-bottom: 30px; }

/* ============================================================
   Error pages
   ============================================================ */
.err-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: clip;
  padding: 110px 5vw 60px;
}
.err-content { position: relative; }
.err-code {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(6rem, 22vw, 13rem);
  line-height: 1;
  letter-spacing: -0.04em;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 0 40px rgba(44, 196, 220, 0.25));
  user-select: none;
}
.err-title { font-size: clamp(1.4rem, 3.5vw, 2.1rem); margin: 10px 0 14px; }
.err-sub { color: var(--muted); max-width: 480px; min-height: 3.2em; }
.err-ctas { display: flex; gap: 14px; flex-wrap: wrap; justify-content: center; margin-top: 30px; }
.err-hint { color: var(--muted); font-size: 0.82rem; margin-top: 40px; opacity: 0.7; }

.err-ghost {
  position: absolute;
  width: 74px; height: 90px;
  cursor: pointer;
  transition: top 0.6s var(--ease), left 0.6s var(--ease), transform 0.3s;
  animation: err-bob 3.2s ease-in-out infinite;
  z-index: 5;
  -webkit-tap-highlight-color: transparent;
}
.err-ghost:hover { transform: scale(1.08); }
.err-ghost.caught { animation: err-spin 0.7s var(--ease); }
@keyframes err-bob {
  0%, 100% { margin-top: 0; }
  50% { margin-top: -14px; }
}
@keyframes err-spin {
  to { transform: rotate(360deg) scale(1.15); }
}
.confetti {
  position: fixed;
  top: -12px;
  width: 9px; height: 14px;
  border-radius: 2px;
  z-index: 50;
  pointer-events: none;
  animation: confetti-fall linear forwards;
}
@keyframes confetti-fall {
  to { transform: translateY(110vh) rotate(720deg); }
}

/* ============================================================
   Tools page
   ============================================================ */

.tools-hero { padding: 170px 0 40px; position: relative; overflow: clip; }
.tools-hero .hero-bg, .tools-hero .hero-grid { position: absolute; inset: 0; pointer-events: none; }
.tools-hero .wrap { position: relative; }
.tools-hero h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
.tools-hero .lede { margin-top: 18px; }

.btn-block { width: 100%; justify-content: center; }
.check-pill.span2 { grid-column: span 2; }
.output-box.compact { font-size: 0.88rem; }
.tool-tip { color: var(--muted); font-size: 0.88rem; margin-top: 18px; }
.tool-tip a, .form-note a { color: var(--cyan); }
.field textarea.short { min-height: 90px; }
.field textarea.tall { min-height: 170px; }

.tool-nav {
  position: sticky;
  top: 78px;
  z-index: 50;
  padding: 14px 0;
  background: rgba(6, 9, 15, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}
.tool-nav-inner { display: flex; gap: 10px; flex-wrap: wrap; }
.tool-nav a {
  padding: 8px 18px;
  border-radius: 100px;
  border: 1px solid var(--line);
  font-family: var(--font-display);
  font-size: 0.87rem;
  font-weight: 500;
  color: var(--muted);
  transition: all 0.25s;
}
.tool-nav a:hover, .tool-nav a.active {
  color: var(--text);
  border-color: var(--cyan);
  background: rgba(44, 196, 220, 0.08);
}

.tool-section { padding: 70px 0; }
.tool-section + .tool-section { border-top: 1px solid var(--line); }

.tool-head { margin-bottom: 34px; }
.tool-head .tool-emoji { font-size: 2rem; display: inline-block; margin-bottom: 10px; }
.tool-head h2 { font-size: clamp(1.5rem, 2.6vw, 2.1rem); margin-bottom: 8px; }
.tool-head p { color: var(--muted); max-width: 620px; }

.tool-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 36px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
}
.tool-panel.single { grid-template-columns: 1fr; }

/* output boxes */
.output-box {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px 20px;
  font-family: "SF Mono", ui-monospace, Menlo, monospace;
  font-size: 1.05rem;
  word-break: break-all;
  min-height: 58px;
  display: flex;
  align-items: center;
  color: var(--text);
}
.output-row { display: flex; gap: 12px; align-items: stretch; }
.output-row .output-box { flex: 1; }

.btn-icon {
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.03);
  border-radius: 14px;
  color: var(--text);
  padding: 0 18px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.25s;
}
.btn-icon:hover { border-color: var(--cyan); background: rgba(44, 196, 220, 0.1); }
.btn-icon svg { width: 16px; height: 16px; stroke: currentColor; }
.btn-icon.copied { border-color: var(--cyan); color: var(--cyan); }

/* range slider */
.range-row { display: flex; align-items: center; gap: 18px; margin: 8px 0 20px; }
.range-row output {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  min-width: 2.2ch;
  color: var(--cyan);
}
input[type="range"] {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  border-radius: 6px;
  background: linear-gradient(to right, #4f7cff, #2cc4dc) 0 / var(--fill, 50%) 100% no-repeat, rgba(148, 178, 255, 0.15);
  outline: none;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--cyan);
  cursor: pointer;
  box-shadow: 0 2px 10px rgba(44, 196, 220, 0.5);
}
input[type="range"]::-moz-range-thumb {
  width: 14px; height: 14px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--cyan);
  cursor: pointer;
}

/* checkbox pills */
.check-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 20px; }
.check-pill {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.25s;
  font-size: 0.92rem;
  user-select: none;
}
.check-pill:hover { border-color: var(--line-strong); }
.check-pill input { display: none; }
.check-pill .box {
  width: 18px; height: 18px;
  border-radius: 5px;
  border: 2px solid var(--line-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: #051018;
  transition: all 0.2s;
  flex-shrink: 0;
}
.check-pill input:checked + .box { background: var(--grad); border-color: transparent; }
.check-pill input:checked + .box::after { content: "✓"; font-weight: 800; }
.check-pill:has(input:checked) { border-color: rgba(44, 196, 220, 0.5); background: rgba(44, 196, 220, 0.05); }

/* strength meter */
.strength { margin-top: 18px; }
.strength-bar {
  height: 8px;
  border-radius: 8px;
  background: rgba(148, 178, 255, 0.12);
  overflow: hidden;
  margin-bottom: 8px;
}
.strength-bar span {
  display: block;
  height: 100%;
  width: 0;
  border-radius: 8px;
  transition: width 0.5s var(--ease), background 0.5s;
}
.strength-label { font-size: 0.85rem; color: var(--muted); }
.strength-label b { color: var(--text); }

/* palette swatches */
.swatch-row { display: grid; grid-template-columns: repeat(9, 1fr); gap: 8px; margin-bottom: 20px; }
.swatch-row.small { grid-template-columns: repeat(3, 1fr); }
.swatch {
  aspect-ratio: 1 / 1.25;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  cursor: pointer;
  position: relative;
  transition: transform 0.25s var(--ease);
}
.swatch:hover { transform: translateY(-4px) scale(1.04); }
.swatch .hex {
  position: absolute;
  bottom: 6px; left: 0; right: 0;
  text-align: center;
  font-family: ui-monospace, Menlo, monospace;
  font-size: 0.62rem;
  color: rgba(255, 255, 255, 0.85);
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.6);
}
.palette-group h4 { font-size: 0.85rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); margin-bottom: 12px; }
.color-input-row { display: flex; gap: 12px; align-items: center; margin-bottom: 26px; }
.color-input-row input[type="color"] {
  width: 58px; height: 48px;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  background: var(--bg-2);
  cursor: pointer;
  padding: 4px;
}
.color-input-row input[type="text"] {
  width: 130px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--text);
  padding: 13px 16px;
  font-family: ui-monospace, Menlo, monospace;
  font-size: 0.95rem;
}
.color-input-row input[type="text"]:focus { outline: none; border-color: var(--cyan); }

/* SERP preview */
.serp-preview {
  background: #fff;
  border-radius: 14px;
  padding: 26px 28px;
  font-family: Arial, sans-serif;
}
.serp-preview .serp-url { color: #202124; font-size: 13px; display: flex; align-items: center; gap: 8px; }
.serp-preview .serp-favicon {
  width: 26px; height: 26px;
  border-radius: 50%;
  background: #f1f3f4;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
}
.serp-preview .serp-title {
  color: #1a0dab;
  font-size: 20px;
  line-height: 1.3;
  margin: 8px 0 4px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.serp-preview .serp-desc { color: #4d5156; font-size: 14px; line-height: 1.58; }
.char-count { font-size: 0.8rem; color: var(--muted); margin-top: 6px; }
.char-count.warn { color: #f5a94c; }
.char-count.over { color: #f4626e; }

/* counter stats */
.count-stats { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.count-stat {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px 12px;
  text-align: center;
}
.count-stat .num { font-family: var(--font-display); font-size: 1.6rem; font-weight: 700; color: var(--cyan); }
.count-stat .label { font-size: 0.76rem; color: var(--muted); margin-top: 2px; }

/* toast */
.toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translate(-50%, 80px);
  background: var(--grad);
  color: #051018;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.92rem;
  padding: 12px 26px;
  border-radius: 100px;
  box-shadow: 0 10px 40px rgba(44, 196, 220, 0.4);
  transition: transform 0.4s var(--ease);
  z-index: 200;
  pointer-events: none;
}
.toast.show { transform: translate(-50%, 0); }

@media (max-width: 860px) {
  .tool-panel { grid-template-columns: 1fr; padding: 26px 20px; }
  .swatch-row { grid-template-columns: repeat(5, 1fr); }
  .swatch .hex { display: none; }
  .count-stats { grid-template-columns: repeat(2, 1fr); }
  .tool-nav { top: 70px; }
}

/* ---------- responsive ---------- */
@media (max-width: 980px) {
  .bento { grid-template-columns: 1fr 1fr; }
  .card.feature { grid-column: span 2; }
  .process, .tools-strip { grid-template-columns: 1fr 1fr; }
  .pricing, .testimonials, .guarantees { grid-template-columns: 1fr; max-width: 560px; margin-inline: auto; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 840px) {
  .nav-links {
    position: fixed;
    top: 78px;
    left: 0; right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: rgba(6, 9, 15, 0.97);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--line);
    padding: 12px 4vw 24px;
    display: none;
  }
  .nav.open .nav-links { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links a { display: block; padding: 14px 0; font-size: 1.05rem; }
  .nav-links a:not(.btn)::after { display: none; }
  .nav-links .btn { margin-top: 12px; }
  .nav-burger { display: flex; }
}

@media (max-width: 720px) {
  .hero { padding: 150px 0 80px; }
  .hero-stats { grid-template-columns: 1fr 1fr; gap: 28px 16px; }
  .section { padding: 80px 0; }
  .bento { grid-template-columns: 1fr; }
  .card.feature { grid-column: span 1; }
  .process, .tools-strip { grid-template-columns: 1fr; }
  .form { padding: 28px 22px; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}