:root {
  --mrx-orange: #ff8728;
  --mrx-orange-deep: #e66f12;
  --mrx-purple: #5a185e;
  --mrx-purple-soft: #7a2f7f;
  --mrx-ink: #1b1020;
  --mrx-muted: #6d5a72;
  --mrx-paper: #f7f2fb;
  --mrx-line: rgba(90, 24, 94, 0.12);
  --mrx-shadow: 0 18px 50px rgba(40, 10, 45, 0.12);
  --font-display: "Space Grotesk", "Segoe UI", sans-serif;
  --font-body: "Manrope", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--mrx-ink);
  background:
    radial-gradient(1200px 500px at 10% -10%, rgba(255, 135, 40, 0.22), transparent 55%),
    radial-gradient(900px 480px at 100% 0%, rgba(90, 24, 94, 0.18), transparent 50%),
    linear-gradient(180deg, #fff 0%, var(--mrx-paper) 100%);
}

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

.shell {
  width: min(1080px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 1.5rem 0 3rem;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
}

.brand-logo {
  display: block;
  width: auto;
  height: 2.35rem;
  max-width: min(168px, 42vw);
}

.nav {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.nav a {
  padding: 0.55rem 0.9rem;
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--mrx-purple);
  border: 1px solid transparent;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.nav a:hover,
.nav a.is-active {
  background: rgba(90, 24, 94, 0.08);
  border-color: var(--mrx-line);
}

.hero {
  display: grid;
  gap: 1rem;
  margin-bottom: 2.25rem;
  animation: rise 0.55s ease both;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  width: fit-content;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  background: rgba(255, 135, 40, 0.12);
  color: var(--mrx-orange-deep);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
  max-width: 16ch;
}

.hero h1 em {
  font-style: normal;
  color: var(--mrx-purple);
}

.hero p {
  margin: 0;
  max-width: 38rem;
  color: var(--mrx-muted);
  font-size: 1.05rem;
  line-height: 1.55;
}

.tools {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.tool {
  position: relative;
  overflow: hidden;
  border-radius: 1.35rem;
  padding: 1.5rem;
  min-height: 220px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--mrx-line);
  box-shadow: var(--mrx-shadow);
  backdrop-filter: blur(8px);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  animation: rise 0.65s ease both;
}

.tool:nth-child(2) {
  animation-delay: 0.06s;
}

.tool:nth-child(3) {
  animation-delay: 0.12s;
}

.tool:nth-child(4) {
  animation-delay: 0.18s;
}

.tool:nth-child(5) {
  animation-delay: 0.24s;
}

.tool:nth-child(6),
.tool:nth-child(7),
.tool:nth-child(8) {
  animation-delay: 0.3s;
}

.tool:hover {
  transform: translateY(-4px);
  box-shadow: 0 22px 55px rgba(40, 10, 45, 0.16);
}

.tool::after {
  content: "";
  position: absolute;
  inset: auto -20% -40% auto;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 135, 40, 0.22), transparent 70%);
  pointer-events: none;
}

.tool-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 0.9rem;
  display: grid;
  place-items: center;
  margin-bottom: 1.1rem;
  color: #fff;
  font-size: 1.25rem;
  background: linear-gradient(145deg, var(--mrx-purple), var(--mrx-purple-soft));
}

.tool-icon svg {
  display: block;
  width: 1.35rem;
  height: 1.35rem;
}

.tool h2 {
  margin: 0 0 0.45rem;
  font-family: var(--font-display);
  font-size: 1.45rem;
  letter-spacing: -0.03em;
}

.tool p {
  margin: 0 0 1.25rem;
  color: var(--mrx-muted);
  line-height: 1.5;
}

.tool .cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 700;
  color: var(--mrx-purple);
}

.tool-qr .tool-icon {
  background: linear-gradient(145deg, #ff8728, #e66f12);
}
.tool-qr .cta { color: #e66f12; }

.tool-short .tool-icon {
  background: linear-gradient(145deg, #5a185e, #7a2f7f);
}
.tool-short .cta { color: #5a185e; }

.tool-whatsapp .tool-icon {
  background: linear-gradient(145deg, #25d366, #128c7e);
}
.tool-whatsapp .cta { color: #128c7e; }

.tool-senha .tool-icon {
  background: linear-gradient(145deg, #2563eb, #1d4ed8);
}
.tool-senha .cta { color: #1d4ed8; }

.tool-contador .tool-icon {
  background: linear-gradient(145deg, #0f766e, #0d9488);
}
.tool-contador .cta { color: #0f766e; }

.tool-utm .tool-icon {
  background: linear-gradient(145deg, #db2777, #be185d);
}
.tool-utm .cta { color: #be185d; }

.tool-porcentagem .tool-icon {
  background: linear-gradient(145deg, #ca8a04, #a16207);
}
.tool-porcentagem .cta { color: #a16207; }

.tool-fundo .tool-icon {
  background: linear-gradient(145deg, #0891b2, #0e7490);
}
.tool-fundo .cta { color: #0e7490; }

.panel {
  border-radius: 1.4rem;
  padding: 1.5rem;
  background: rgba(255, 255, 255, 0.84);
  border: 1px solid var(--mrx-line);
  box-shadow: var(--mrx-shadow);
  animation: rise 0.55s ease both;
}

.panel h1 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  letter-spacing: -0.04em;
}

.panel .lead {
  margin: 0 0 1.4rem;
  color: var(--mrx-muted);
}

.form-grid {
  display: grid;
  gap: 0.9rem;
}

label {
  display: grid;
  gap: 0.4rem;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--mrx-purple);
}

input[type="url"],
input[type="text"],
input[type="number"],
input[type="tel"],
input[type="email"],
input[type="search"],
textarea,
select {
  display: block;
  width: 100%;
  min-height: 3.1rem;
  border: 1px solid var(--mrx-line);
  border-radius: 0.9rem;
  padding: 0.9rem 1rem;
  font: inherit;
  font-size: 1rem;
  line-height: 1.35;
  color: var(--mrx-ink);
  background: #fff;
  outline: none;
  box-shadow: inset 0 1px 2px rgba(40, 10, 45, 0.03);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  -webkit-appearance: none;
  appearance: none;
}

input[type="number"] {
  -moz-appearance: textfield;
}

input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

textarea {
  resize: vertical;
  min-height: 7.5rem;
  line-height: 1.5;
}

select {
  cursor: pointer;
  background-image: linear-gradient(45deg, transparent 50%, var(--mrx-purple) 50%),
    linear-gradient(135deg, var(--mrx-purple) 50%, transparent 50%);
  background-position: calc(100% - 18px) calc(50% - 3px), calc(100% - 12px) calc(50% - 3px);
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  padding-right: 2.4rem;
}

input::placeholder,
textarea::placeholder {
  color: #9a879f;
  opacity: 1;
}

input:hover,
textarea:hover,
select:hover {
  border-color: rgba(90, 24, 94, 0.28);
}

input:focus,
textarea:focus,
select:focus {
  border-color: rgba(255, 135, 40, 0.85);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(255, 135, 40, 0.16);
}

.hint {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--mrx-muted);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 0.3rem;
}

button,
.btn {
  appearance: none;
  border: 0;
  border-radius: 999px;
  padding: 0.85rem 1.25rem;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, filter 0.2s ease;
}

button.primary {
  color: #fff;
  background: linear-gradient(135deg, var(--mrx-orange), var(--mrx-orange-deep));
  box-shadow: 0 12px 28px rgba(255, 135, 40, 0.35);
}

button.ghost,
.btn.ghost {
  color: var(--mrx-purple);
  background: rgba(90, 24, 94, 0.08);
}

button:hover,
.btn:hover {
  transform: translateY(-1px);
  filter: brightness(1.03);
}

button:disabled {
  opacity: 0.6;
  cursor: wait;
  transform: none;
}

.result {
  display: none;
  margin-top: 1.2rem;
  padding: 1rem;
  border-radius: 1rem;
  background: linear-gradient(135deg, rgba(90, 24, 94, 0.08), rgba(255, 135, 40, 0.1));
  border: 1px solid var(--mrx-line);
}

.result.is-visible {
  display: grid;
  gap: 0.75rem;
  animation: rise 0.35s ease both;
}

.result-label {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--mrx-muted);
}

.result-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
}

.qr-preview {
  display: grid;
  place-items: center;
  padding: 1rem;
  border-radius: 1rem;
  background: #fff;
  border: 1px solid var(--mrx-line);
}

.qr-preview canvas {
  width: min(100%, 320px);
  height: auto;
  image-rendering: pixelated;
}

.result a {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--mrx-purple);
  word-break: break-all;
}

.error {
  display: none;
  margin-top: 1rem;
  padding: 0.85rem 1rem;
  border-radius: 0.9rem;
  background: rgba(176, 28, 46, 0.08);
  color: #9a1c2d;
  font-weight: 600;
}

.error.is-visible {
  display: block;
}

.footer {
  margin-top: 2.5rem;
  color: var(--mrx-muted);
  font-size: 0.88rem;
}

.seo-block {
  margin-top: 2rem;
  padding: 1.35rem 1.4rem;
  border-radius: 1.2rem;
  background: rgba(255, 255, 255, 0.66);
  border: 1px solid var(--mrx-line);
  animation: rise 0.7s ease both;
}

.seo-block h2 {
  margin: 0 0 0.7rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: -0.03em;
}

.seo-block p,
.seo-block li {
  color: var(--mrx-muted);
  line-height: 1.55;
}

.seo-block p {
  margin: 0 0 0.85rem;
}

.seo-block ul {
  margin: 0;
  padding-left: 1.15rem;
}

.seo-block li {
  margin-bottom: 0.45rem;
}

.seo-block a {
  color: var(--mrx-purple);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.panel .eyebrow {
  margin-bottom: 0.75rem;
}

.field-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
  align-items: start;
}

.field-row.compact {
  grid-template-columns: 110px minmax(0, 1fr);
}

.field-row .grow {
  min-width: 0;
}

.check-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
}

.check {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.75rem 0.85rem;
  border-radius: 0.85rem;
  border: 1px solid var(--mrx-line);
  background: #fff;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--mrx-ink);
}

.check input {
  width: auto;
  accent-color: var(--mrx-orange);
}

.password-box {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 3vw, 1.45rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  word-break: break-all;
  color: var(--mrx-purple);
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 1.1rem;
}

.stat {
  padding: 0.95rem 0.8rem;
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.84);
  border: 1px solid var(--mrx-line);
  text-align: center;
}

.stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.45rem;
  color: var(--mrx-purple);
}

.stat span {
  color: var(--mrx-muted);
  font-size: 0.82rem;
  font-weight: 600;
}

.calc-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.tab {
  border: 1px solid var(--mrx-line);
  background: rgba(255, 255, 255, 0.8);
  color: var(--mrx-purple);
  border-radius: 999px;
  padding: 0.55rem 0.9rem;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.tab.is-active {
  background: linear-gradient(135deg, var(--mrx-orange), var(--mrx-orange-deep));
  color: #fff;
  border-color: transparent;
}

.is-hidden {
  display: none !important;
}

input[type="range"] {
  width: 100%;
  accent-color: var(--mrx-orange);
}

.dropzone {
  display: grid;
  gap: 0.35rem;
  place-items: center;
  text-align: center;
  min-height: 9.5rem;
  padding: 1.4rem 1.2rem;
  border-radius: 1.1rem;
  border: 1.5px dashed rgba(90, 24, 94, 0.28);
  background: rgba(255, 255, 255, 0.72);
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.dropzone strong {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--mrx-purple);
}

.dropzone span {
  color: var(--mrx-muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.dropzone:hover,
.dropzone:focus-visible,
.dropzone.is-dragover {
  outline: none;
  border-color: rgba(255, 135, 40, 0.9);
  background: rgba(255, 135, 40, 0.08);
  transform: translateY(-1px);
}

.dropzone.has-file {
  border-style: solid;
  border-color: rgba(8, 145, 178, 0.45);
  background: rgba(8, 145, 178, 0.06);
}

.status {
  display: none;
  margin-top: 1rem;
  padding: 0.85rem 1rem;
  border-radius: 0.9rem;
  background: rgba(8, 145, 178, 0.08);
  color: #0e7490;
  font-weight: 600;
}

.status.is-visible {
  display: block;
}

.status.is-busy::after {
  content: "";
  display: inline-block;
  width: 0.7em;
  margin-left: 0.15em;
  animation: dots 1.2s steps(4, end) infinite;
}

.preview-grid {
  display: none;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
  margin-top: 1.2rem;
}

.preview-grid.is-visible {
  display: grid;
  animation: rise 0.35s ease both;
}

.preview-card {
  display: grid;
  gap: 0.55rem;
}

.preview-frame {
  display: grid;
  place-items: center;
  min-height: 220px;
  padding: 0.85rem;
  border-radius: 1rem;
  background: #fff;
  border: 1px solid var(--mrx-line);
  overflow: hidden;
}

.preview-frame img {
  display: block;
  max-width: 100%;
  max-height: 320px;
  width: auto;
  height: auto;
  object-fit: contain;
}

.preview-frame.checker {
  background-color: #fff;
  background-image:
    linear-gradient(45deg, #ece6ef 25%, transparent 25%),
    linear-gradient(-45deg, #ece6ef 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #ece6ef 75%),
    linear-gradient(-45deg, transparent 75%, #ece6ef 75%);
  background-size: 18px 18px;
  background-position: 0 0, 0 9px, 9px -9px, -9px 0;
}

@keyframes dots {
  0% { content: ""; }
  25% { content: "."; }
  50% { content: ".."; }
  75% { content: "..."; }
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 760px) {
  .tools {
    grid-template-columns: 1fr;
  }

  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero h1 {
    max-width: none;
  }

  .field-row,
  .field-row.compact {
    grid-template-columns: 1fr;
  }

  .stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .preview-grid.is-visible {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 761px) and (max-width: 980px) {
  .tools {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}