/* =========================
   HTTPFrequency - style.css
========================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
  --bg-primary: #030712;
  --bg-secondary: #07111f;
  --card-bg: rgba(255, 255, 255, 0.03);
  --card-bg-hover: rgba(255, 255, 255, 0.055);

  --border-color: rgba(255,255,255,0.06);
  --border-hover: rgba(0,183,255,0.25);
  --border-active: rgba(0,183,255,0.45);

  --text-primary: #ffffff;
  --text-secondary: #6b7280;
  --text-muted: #374151;

  --blue-primary: #2563eb;
  --blue-secondary: #00b7ff;

  --shadow-blue: rgba(37, 99, 235, 0.3);
  --shadow-card: 0 1px 3px rgba(0,0,0,0.4), 0 0 0 1px rgba(255,255,255,0.04);
  --shadow-card-hover: 0 4px 20px rgba(0,0,0,0.5), 0 0 0 1px rgba(0,183,255,0.15);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background:
    radial-gradient(ellipse 80% 50% at 20% -10%, rgba(37,99,235,0.12), transparent),
    radial-gradient(ellipse 60% 40% at 80% 110%, rgba(0,183,255,0.07), transparent),
    var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
}

/* =========================
   SCROLLBAR
========================= */

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: rgba(37,99,235,0.4);
  border-radius: 20px;
  transition: background 0.3s;
}
::-webkit-scrollbar-thumb:hover { background: rgba(0,183,255,0.5); }

/* =========================
   NAVBAR
========================= */

.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 8%;
  background: rgba(3,7,18,0.6);
  backdrop-filter: blur(20px) saturate(1.5);
  -webkit-backdrop-filter: blur(20px) saturate(1.5);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  transition: background 0.4s ease, border-color 0.4s ease;
}

.logo {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.logo span { color: var(--blue-secondary); }

.nav-links {
  display: flex;
  gap: 36px;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: color 0.25s ease;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--blue-secondary);
  transition: width 0.3s ease;
}

.nav-links a:hover {
  color: var(--text-primary);
}

.nav-links a:hover::after { width: 100%; }

/* =========================
   HERO
========================= */

.hero {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 140px 8% 80px;
  position: relative;
  overflow: hidden;
}

.hero-content {
  text-align: center;
  max-width: 1000px;
  position: relative;
  z-index: 1;
}

.hero-title {
  font-size: 4.5rem;
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.hero-title span { color: var(--blue-secondary); }

.hero-subtitle {
  margin-top: 20px;
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.8;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* =========================
   HERO BACKGROUND GLOWS
========================= */

.hero::before {
  content: "";
  position: absolute;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(37,99,235,0.12) 0%, transparent 70%);
  border-radius: 50%;
  top: -150px;
  left: -200px;
  animation: drift 12s infinite ease-in-out;
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0,183,255,0.08) 0%, transparent 70%);
  border-radius: 50%;
  bottom: -100px;
  right: -150px;
  animation: drift 16s infinite ease-in-out reverse;
  pointer-events: none;
}

@keyframes drift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%       { transform: translate(30px, -20px) scale(1.05); }
  66%       { transform: translate(-20px, 30px) scale(0.97); }
}

/* =========================
   REQUEST BOX
========================= */

.request-container {
  margin-top: 52px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-radius: 20px;
  padding: 28px;
  box-shadow: var(--shadow-card);
  transition: border-color 0.35s ease, box-shadow 0.35s ease;
}

.request-container:focus-within {
  border-color: rgba(0,183,255,0.2);
  box-shadow: var(--shadow-card-hover);
}

.request-top {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.input-url {
  flex: 1;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 13px 18px;
  color: white;
  outline: none;
  font-size: 0.9rem;
  font-family: 'Inter', sans-serif;
  transition: border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
}

.input-url::placeholder { color: rgba(255,255,255,0.2); }

.input-url:hover {
  border-color: rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.05);
}

.input-url:focus {
  border-color: var(--border-active);
  background: rgba(0,183,255,0.04);
  box-shadow: 0 0 0 3px rgba(0,183,255,0.07);
}

.select-method {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 13px 16px;
  color: white;
  outline: none;
  font-family: 'Inter', sans-serif;
  transition: border-color 0.25s;
}

.request-btn {
  background: linear-gradient(135deg, var(--blue-primary), var(--blue-secondary));
  border: none;
  padding: 13px 26px;
  border-radius: 12px;
  color: white;
  font-weight: 600;
  font-size: 0.9rem;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  transition: opacity 0.25s ease, transform 0.2s ease, box-shadow 0.25s ease;
  position: relative;
  overflow: hidden;
}

.request-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0);
  transition: background 0.25s ease;
}

.request-btn:hover {
  opacity: 0.92;
  transform: translateY(-1px);
  box-shadow: 0 6px 24px var(--shadow-blue);
}

.request-btn:hover::before { background: rgba(255,255,255,0.06); }

.request-btn:active {
  transform: scale(0.98) translateY(0);
  box-shadow: none;
}

.request-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.json-body {
  margin-top: 16px;
  width: 100%;
  min-height: 160px;
  resize: vertical;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 16px 18px;
  color: rgba(255,255,255,0.9);
  outline: none;
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 0.88rem;
  line-height: 1.7;
  transition: border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
}

.json-body::placeholder { color: rgba(255,255,255,0.18); }

.json-body:hover {
  border-color: rgba(255,255,255,0.08);
}

.json-body:focus {
  border-color: var(--border-active);
  background: rgba(0,183,255,0.03);
  box-shadow: 0 0 0 3px rgba(0,183,255,0.06);
}

/* =========================
   FEATURES
========================= */

.features {
  padding: 100px 8%;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.feature-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 18px;
  padding: 28px;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
  cursor: default;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-card-hover);
  background: var(--card-bg-hover);
}

.feature-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.feature-card p {
  margin-top: 10px;
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 0.9rem;
}

/* =========================
   ABOUT
========================= */

.about {
  padding: 100px 8%;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 50px;
  align-items: center;
}

.about-text h2 {
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.about-text p {
  color: var(--text-secondary);
  line-height: 1.9;
  margin-bottom: 16px;
  font-size: 0.95rem;
}

.about-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 22px;
  padding: 36px;
  transition: border-color 0.35s ease, box-shadow 0.35s ease;
}

.about-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-card-hover);
}

.about-card h2 {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

/* =========================
   SOCIALS
========================= */

.social-links {
  display: flex;
  gap: 12px;
  margin-top: 20px;
  flex-wrap: wrap;
}

.social-links a {
  text-decoration: none;
  color: var(--text-secondary);
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-color);
  padding: 10px 18px;
  border-radius: 10px;
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.25s ease, border-color 0.25s ease, background 0.25s ease, transform 0.2s ease;
}

.social-links a:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
  background: rgba(0,183,255,0.05);
  transform: translateY(-2px);
}

/* =========================
   FAQ
========================= */

.faq { padding: 100px 8%; }

.section-title {
  text-align: center;
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 50px;
}

.faq-item {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 24px 28px;
  margin-bottom: 12px;
  transition: border-color 0.3s ease, background 0.3s ease, transform 0.2s ease;
  cursor: default;
}

.faq-item:hover {
  border-color: var(--border-hover);
  background: var(--card-bg-hover);
  transform: translateX(4px);
}

.faq-item h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.faq-item p {
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 0.9rem;
}

/* =========================
   FEEDBACK
========================= */

.feedback { padding: 100px 8%; }

.feedback-form {
  max-width: 680px;
  margin: auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.feedback-form input,
.feedback-form textarea {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 14px 18px;
  color: white;
  outline: none;
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  transition: border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
}

.feedback-form input::placeholder,
.feedback-form textarea::placeholder { color: rgba(255,255,255,0.2); }

.feedback-form input:hover,
.feedback-form textarea:hover {
  border-color: rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.05);
}

.feedback-form input:focus,
.feedback-form textarea:focus {
  border-color: var(--border-active);
  background: rgba(0,183,255,0.03);
  box-shadow: 0 0 0 3px rgba(0,183,255,0.06);
}

.feedback-form textarea {
  min-height: 140px;
  resize: vertical;
}

/* =========================
   FOOTER
========================= */

.footer {
  padding: 44px 8%;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}

.footer p { color: var(--text-secondary); font-size: 0.875rem; }

.icon-credit { font-size: 0.8rem; }
.icon-credit a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s;
}
.icon-credit a:hover { color: var(--blue-secondary); }

/* =========================
   RESPONSIVE
========================= */

@media (max-width: 900px) {
  .hero-title { font-size: 3rem; }
  .nav-links { display: none; }
  .request-top { flex-direction: column; }
  .section-title { font-size: 2rem; }
  .about-text h2 { font-size: 2rem; }
}

@media (max-width: 600px) {
  .hero-title { font-size: 2.4rem; }
  .hero-subtitle { font-size: 0.95rem; }
  .request-container { padding: 20px; }
  .feature-card { padding: 20px; }
  .about-card { padding: 24px; }
}

/* =========================
   RESULTADOS
========================= */

#resultado-container {
  animation: fadeUp 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* =========================
   TABLE
========================= */

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 16px;
  background: rgba(255,255,255,0.02);
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--border-color);
}

thead {
  background: rgba(37,99,235,0.1);
  border-bottom: 1px solid var(--border-color);
}

th {
  padding: 14px 18px;
  text-align: left;
  color: var(--blue-secondary);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

td {
  padding: 14px 18px;
  border-top: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.875rem;
  transition: color 0.2s;
}

tr { transition: background 0.2s ease; }

tbody tr:hover {
  background: rgba(255,255,255,0.03);
}

tbody tr:hover td { color: rgba(255,255,255,0.75); }

/* =========================
   STATUS COLORS
========================= */

.status-success { color: #22c55e; font-weight: 600; }
.status-fail    { color: #ef4444; font-weight: 600; }

/* =========================
   JSON RESULT
========================= */

.result-json {
  background: rgba(2,6,23,0.8);
  border: 1px solid var(--border-color);
  padding: 20px 22px;
  border-radius: 14px;
  overflow: auto;
  color: rgba(56,189,248,0.8);
  font-size: 0.82rem;
  line-height: 1.75;
  margin-top: 24px;
  text-align: left;
  font-family: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
}

/* =========================
   MOBILE TABLE
========================= */

@media (max-width: 900px) {
  table { display: block; overflow-x: auto; }
}

/* =========================
   COMO FUNCIONA
========================= */

.how-it-works {
  padding: 100px 8%;
}

.how-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 760px;
  margin: 0 auto 60px;
}

.how-step {
  display: flex;
  gap: 28px;
  align-items: flex-start;
  padding: 28px 32px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 18px;
  transition: border-color 0.3s ease, background 0.3s ease, transform 0.25s ease;
}

.how-step:hover {
  border-color: var(--border-hover);
  background: var(--card-bg-hover);
  transform: translateX(6px);
}

.step-number {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--blue-secondary);
  opacity: 0.7;
  min-width: 28px;
  padding-top: 3px;
}

.step-body h3 {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}

.step-body p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.75;
}

.step-body code {
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 0.82rem;
  color: var(--blue-secondary);
  background: rgba(0,183,255,0.07);
  padding: 1px 6px;
  border-radius: 5px;
  border: 1px solid rgba(0,183,255,0.12);
}

.how-connector {
  width: 1px;
  height: 24px;
  background: linear-gradient(to bottom, rgba(0,183,255,0.2), rgba(0,183,255,0.05));
  margin-left: 47px;
}

/* stack */

.how-stack {
  max-width: 760px;
  margin: 0 auto;
  border: 1px solid var(--border-color);
  border-radius: 18px;
  padding: 28px 32px;
  background: var(--card-bg);
}

.stack-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.stack-items {
  display: flex;
  gap: 0;
  flex-wrap: wrap;
}

.stack-item {
  flex: 1;
  min-width: 180px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 0 24px 0 0;
}

.stack-tag {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(0,183,255,0.6);
}

.stack-name {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.stack-host {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.stack-divider {
  width: 1px;
  background: var(--border-color);
  margin: 0 24px 0 0;
  align-self: stretch;
}

@media (max-width: 600px) {
  .how-step { flex-direction: column; gap: 12px; }
  .how-connector { margin-left: 20px; }
  .stack-items { flex-direction: column; gap: 20px; }
  .stack-divider { width: 100%; height: 1px; margin: 0; }
  .stack-item { padding: 0; }
}

/* =========================
   ABOUT — COMO FUNCIONA INTEGRADO
========================= */

.about {
  grid-template-columns: 1fr;
  max-width: 900px;
  margin: 0 auto;
}

.about-text {
  width: 100%;
}

.about-how {
  margin-top: 48px;
}

.about-how h3 {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 28px;
  color: var(--text-primary);
}

.how-step .step-body h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.about-card {
  width: 100%;
  margin-top: 0;
}