/* ============================================================
   TECH LEADS — DESIGN SYSTEM
   Inspired by ninjadasautomacoes.com.br
   Dark theme · Terracotta accent · Terminal aesthetic
   ============================================================ */

/* --- GOOGLE FONTS --- */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600;700&display=swap');

/* --- RESET & BASE --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-base:        #0d0a08;
  --bg-alt:         #16110d;
  --bg-alt2:        #11100c;
  --bg-card:        #1a1410;
  --accent:         #da7756;
  --accent-dim:     rgba(218,119,86,0.2);
  --accent-faint:   rgba(218,119,86,0.07);
  --accent-border:  rgba(218,119,86,0.22);
  --text-white:     #ffffff;
  --text-muted:     #a8a09d;
  --text-dim:       #6b6360;
  --font-sans:      'Space Grotesk', 'Geist', ui-sans-serif, system-ui, sans-serif;
  --font-mono:      'JetBrains Mono', 'IBM Plex Mono', ui-monospace, Menlo, monospace;
  --ease-spring:    cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out:       cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition:     220ms var(--ease-spring);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--bg-base);
  color: var(--text-white);
  font-family: var(--font-sans);
  min-height: 100vh;
  background-image: radial-gradient(circle at 50% 0%, rgba(218,119,86,0.05), transparent 50%);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; }
ul { list-style: none; }

/* Active press effect */
a[href]:active, button:active:not(:disabled) {
  transform: scale(0.96) !important;
  transition-duration: 80ms !important;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition-duration: 0ms !important;
    animation-duration: 0ms !important;
  }
}

/* --- LAYOUT --- */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.container--narrow {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --- DIVIDERS --- */
.section-divider {
  border: none;
  border-top: 1px solid var(--accent-border);
  margin: 0;
}

/* --- SECTION LABEL (mono tag) --- */
.section-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.section-label .num {
  color: var(--accent);
  font-weight: 700;
}

.section-label .bar {
  width: 24px;
  height: 1px;
  background: var(--accent-border);
  flex-shrink: 0;
}

.section-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--accent);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

/* --- TYPOGRAPHY --- */
.heading-xl {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(2rem, 5.4vw, 4.25rem);
  line-height: 1.02;
  letter-spacing: -0.025em;
  color: var(--text-white);
}

.heading-lg {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  line-height: 1.08;
  letter-spacing: -0.022em;
  color: var(--text-white);
}

.heading-md {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: var(--accent);
}

.body-lg {
  font-family: var(--font-sans);
  font-size: clamp(1rem, 1.8vw, 1.1875rem);
  line-height: 1.55;
  color: var(--text-muted);
}

.body-mono {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-muted);
  letter-spacing: 0.01em;
  line-height: 1.55;
}

.accent { color: var(--accent); }

/* --- BUTTONS --- */
.btn {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 16px 28px;
  border: 1px solid var(--accent);
  border-radius: 0;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 48px;
  transition: transform 200ms var(--ease-spring), box-shadow 200ms var(--ease-spring), background 200ms;
  text-decoration: none;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg-base);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(218,119,86,0.35);
  color: var(--bg-base);
}

.btn-ghost {
  background: transparent;
  color: var(--accent);
}

.btn-ghost:hover {
  background: var(--accent-faint);
  transform: translateY(-2px);
}

/* --- HEADER / NAV --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(13, 10, 8, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--accent-border);
  transition: background var(--transition);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-white);
  display: flex;
  align-items: center;
  gap: 10px;
  transition: color var(--transition);
}

.logo-image {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  flex-shrink: 0;
  object-fit: cover;
}

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

.nav-wrapper { display: flex; align-items: center; }

.nav-menu {
  display: flex;
  align-items: center;
  gap: 0;
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0.5rem 0.9rem;
  position: relative;
  transition: color var(--transition);
  white-space: nowrap;
}

.nav-link:hover,
.nav-link.active { color: var(--accent); }

.nav-link::before {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0.9rem;
  right: 0.9rem;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transition: transform var(--transition);
  transform-origin: left;
}

.nav-link:hover::before,
.nav-link.active::before { transform: scaleX(1); }

.header-actions { display: flex; align-items: center; gap: 12px; }

.btn-nav {
  font-size: 11px;
  padding: 10px 18px;
  min-height: 38px;
}

/* --- HAMBURGER MENU --- */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: transparent;
  border: 1px solid var(--accent-border);
  cursor: pointer;
  padding: 0;
  transition: border-color var(--transition);
}

.menu-toggle:hover { border-color: var(--accent); }

.menu-toggle span {
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--text-white);
  transition: all var(--transition);
  transform-origin: center;
}

.menu-toggle.active span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.menu-toggle.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.menu-toggle.active span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* --- HERO --- */
.hero {
  position: relative;
  overflow: hidden;
  height: max(580px, 100svh);
  max-height: 980px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg-gradient {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(
    to right,
    var(--bg-base) 0%,
    var(--bg-base) 35%,
    rgba(13,10,8,0.88) 55%,
    rgba(13,10,8,0.4) 75%,
    rgba(13,10,8,0.1) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1280px;
  margin: 0 auto;
  padding: clamp(88px, 12vh, 120px) 24px clamp(24px, 4vh, 64px);
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero-inner { max-width: 620px; }

.hero-ascii {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(5px, 0.7vw, 8px);
  line-height: 1;
  letter-spacing: 0;
  background: repeating-linear-gradient(0deg, rgba(13, 10, 8, 0.8), rgba(13, 10, 8, 0.8) 1px, transparent 1px, transparent 2px),
              repeating-linear-gradient(90deg, rgba(13, 10, 8, 0.8), rgba(13, 10, 8, 0.8) 1px, transparent 1px, transparent 2px),
              var(--accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin: 0 0 clamp(20px, 3.5vh, 36px);
  white-space: pre;
  overflow-x: auto;
  overflow-y: hidden;
}

.hero-title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(2rem, 5.4vw, 4.25rem);
  line-height: 1.02;
  letter-spacing: -0.025em;
  color: var(--text-white);
  margin: 0;
}

.hero-title .accent { color: var(--accent); }

.hero-desc {
  font-family: var(--font-sans);
  font-size: clamp(15px, 1.8vw, 19px);
  line-height: 1.5;
  color: var(--text-muted);
  max-width: 560px;
  margin: clamp(16px, 2.5vh, 28px) 0 0;
}

.hero-stats {
  margin-top: clamp(18px, 3vh, 28px);
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.hero-stats .stat-accent { color: var(--accent); }
.hero-stats .stat-sep { color: rgba(218,119,86,0.25); }

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: clamp(24px, 4vh, 40px);
}

/* Hero fade animations */
.hero-fade { opacity: 0; animation: heroFadeUp 0.7s var(--ease-spring) forwards; }
.hero-fade-1 { animation-delay: 0.1s; }
.hero-fade-2 { animation-delay: 0.22s; }
.hero-fade-3 { animation-delay: 0.34s; }
.hero-fade-4 { animation-delay: 0.44s; }
.hero-fade-5 { animation-delay: 0.54s; }

@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* --- SECTION PADDING --- */
.section-pad {
  padding: clamp(64px, 10vh, 96px) 0;
}

/* --- BACKGROUND VARIANTS --- */
.bg-alt  { background: var(--bg-alt); }
.bg-alt2 { background: var(--bg-alt2); }

/* --- SCROLL REVEAL --- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s var(--ease-out), transform 0.65s var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* --- SERVICE CARDS (grid 2-3 col) --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  border-top: 1px solid var(--accent-border);
  border-left: 1px solid var(--accent-border);
}

.service-card {
  background: var(--bg-alt);
  padding: 32px 28px;
  transition: background var(--transition);
  cursor: default;
  position: relative;
  overflow: hidden;
  border-right: 1px solid var(--accent-border);
  border-bottom: 1px solid var(--accent-border);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 2px;
  height: 0;
  background: var(--accent);
  transition: height 0.35s var(--ease-spring);
}

.service-card:hover { background: var(--bg-card); }
.service-card:hover::before { height: 100%; }

.service-card-num {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  color: var(--text-dim);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.service-card-icon {
  width: 40px;
  height: 40px;
  border: 1px solid var(--accent-border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--accent);
  transition: border-color var(--transition), background var(--transition);
}

.service-card:hover .service-card-icon {
  border-color: var(--accent);
  background: var(--accent-faint);
}

.service-card-title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  color: var(--accent);
  letter-spacing: -0.01em;
  margin-bottom: 10px;
  line-height: 1.2;
}

.service-card-desc {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.6;
  letter-spacing: 0.01em;
}

.service-card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-top: 18px;
  transition: gap var(--transition);
}

.service-card-link:hover { gap: 10px; }

/* --- SEGMENT TAGS --- */
.segments-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.segment-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  border: 1px solid var(--accent-border);
  padding: 8px 14px;
  transition: color var(--transition), border-color var(--transition), background var(--transition);
  cursor: default;
}

.segment-tag:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-faint);
}

/* --- STATS ROW --- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  border-top: 1px solid var(--accent-border);
  border-left: 1px solid var(--accent-border);
}

.stat-item {
  background: var(--bg-alt);
  padding: 32px 24px;
  text-align: center;
  border-right: 1px solid var(--accent-border);
  border-bottom: 1px solid var(--accent-border);
}

.stat-number {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  display: block;
  margin-bottom: 8px;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
}

/* --- PROCESS TIMELINE --- */
.process-list {
  border: 1px solid var(--accent-border);
  display: flex;
  flex-direction: column;
}

.process-item {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 0;
  border-bottom: 1px solid var(--accent-border);
  transition: background var(--transition);
}

.process-item:last-child { border-bottom: none; }
.process-item:hover { background: var(--accent-faint); }

.process-num {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.15em;
  padding: 24px 16px;
  border-right: 1px solid var(--accent-border);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 26px;
}

.process-content { padding: 22px 24px; }

.process-title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-white);
  margin-bottom: 6px;
}

.process-desc {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.6;
  letter-spacing: 0.01em;
}

/* --- DEV LIST --- */
.dev-list {
  border: 1px solid var(--accent-border);
}

.dev-item {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 16px;
  padding: 20px 24px;
  border-bottom: 1px solid var(--accent-border);
  align-items: start;
  transition: background var(--transition);
}

.dev-item:last-child { border-bottom: none; }
.dev-item:hover { background: var(--accent-faint); }

.dev-item-arrow {
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: 0.875rem;
  margin-top: 2px;
  flex-shrink: 0;
}

.dev-item-title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-white);
  margin-bottom: 4px;
}

.dev-item-desc {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.55;
  letter-spacing: 0.01em;
}

/* --- DIFFERENTIALS GRID --- */
.diff-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  border-top: 1px solid var(--accent-border);
  border-left: 1px solid var(--accent-border);
}

.diff-card {
  background: var(--bg-alt2);
  padding: 32px 28px;
  transition: background var(--transition);
  border-right: 1px solid var(--accent-border);
  border-bottom: 1px solid var(--accent-border);
}

.diff-card:hover { background: var(--bg-card); }

.diff-icon {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--accent);
  margin-bottom: 16px;
}

.diff-title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-white);
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.diff-desc {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* --- PORTFOLIO GRID --- */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  border-top: 1px solid var(--accent-border);
  border-left: 1px solid var(--accent-border);
}

.portfolio-card {
  background: var(--bg-alt);
  overflow: hidden;
  position: relative;
  aspect-ratio: 16/10;
  transition: background var(--transition);
  border-right: 1px solid var(--accent-border);
  border-bottom: 1px solid var(--accent-border);
}

.portfolio-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(20%);
  transition: filter 0.4s, transform 0.4s var(--ease-spring);
}

.portfolio-card:hover img {
  filter: grayscale(0%);
  transform: scale(1.04);
}

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13,10,8,0.85) 0%, transparent 55%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 20px;
}

.portfolio-tag {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 4px;
}

.portfolio-name {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-white);
}

/* --- TESTIMONIAL / PRINT CARD --- */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}

.testimonial-card {
  border: 1px solid var(--accent-border);
  background: var(--bg-alt);
}

.testimonial-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  border-bottom: 1px solid var(--accent-border);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.testimonial-card-header .tag { color: var(--accent); font-weight: 700; }

.testimonial-body {
  background: var(--bg-base);
  padding: 16px 14px 20px;
}

.testimonial-bubble {
  background: #202226;
  border-radius: 12px;
  padding: 10px 14px;
  margin: 0 0 8px;
  color: #e9e9eb;
  font-size: 14.5px;
  line-height: 1.42;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  position: relative;
  max-width: 90%;
}

.testimonial-caption {
  padding: 10px 14px;
  border-top: 1px solid var(--accent-border);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
}

/* --- CTA SECTION --- */
.cta-section {
  border-top: 1px solid var(--accent-border);
  border-bottom: 1px solid var(--accent-border);
  background: var(--bg-alt2);
}

.cta-inner {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px;
  text-align: center;
}

.cta-title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  line-height: 1.08;
  letter-spacing: -0.022em;
  color: var(--text-white);
  margin-bottom: 16px;
}

.cta-title .accent { color: var(--accent); }

.cta-subtitle {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
  letter-spacing: 0.02em;
  margin-bottom: 36px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}

/* --- FOOTER --- */
.footer {
  background: var(--bg-alt2);
  border-top: 1px solid var(--accent-border);
  padding: clamp(48px, 8vh, 72px) 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand .logo { margin-bottom: 16px; }

.footer-desc {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.7;
  letter-spacing: 0.01em;
  max-width: 280px;
}

.footer-col-title {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.footer-links { display: flex; flex-direction: column; gap: 12px; }

.footer-link {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.02em;
  transition: color var(--transition);
}

.footer-link:hover { color: var(--accent); }

.social-links { display: flex; gap: 10px; margin-top: 16px; }

.social-icon {
  width: 36px;
  height: 36px;
  border: 1px solid var(--accent-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: color var(--transition), border-color var(--transition), background var(--transition);
}

.social-icon:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-faint);
}

.footer-bottom {
  border-top: 1px solid var(--accent-border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-dim);
  letter-spacing: 0.1em;
}

/* --- FLOATING WHATSAPP --- */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 999;
  width: 56px;
  height: 56px;
  background: #25D366;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px rgba(37,211,102,0.35);
  transition: transform 200ms var(--ease-spring), box-shadow 200ms;
  border: 1px solid rgba(37,211,102,0.3);
  animation: waPulse 2.5s infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1) translateY(-3px);
  box-shadow: 0 12px 32px rgba(37,211,102,0.5);
  color: #fff;
}

@keyframes waPulse {
  0%, 100% { box-shadow: 0 6px 20px rgba(37,211,102,0.35); }
  50%       { box-shadow: 0 6px 32px rgba(37,211,102,0.55); }
}

/* --- PRICING GRID --- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.pricing-card {
  background: var(--bg-alt);
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  transition: background var(--transition);
  position: relative;
  overflow: hidden;
  border: 1px solid var(--accent-border);
}

.pricing-card:hover { background: var(--bg-card); }

.pricing-card.popular {
  background: var(--bg-card);
}

.pricing-badge {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  background: var(--accent);
  color: var(--bg-base);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  text-align: center;
  padding: 6px 0;
  letter-spacing: 0.15em;
}

.pricing-header {
  margin-bottom: 24px;
  border-bottom: 1px solid var(--accent-border);
  padding-bottom: 24px;
}

.pricing-card.popular .pricing-header {
  padding-top: 12px;
}

.pricing-title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--text-white);
  margin-bottom: 8px;
}

.pricing-desc {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 16px;
  min-height: 54px;
}

.pricing-price {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.8rem, 3vw, 2.3rem);
  color: var(--text-white);
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.pricing-period {
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--text-dim);
}

.pricing-features {
  margin-bottom: 32px;
}

.pricing-features li {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
  line-height: 1.4;
}

.pricing-features li:last-child { margin-bottom: 0; }

.feat-icon {
  color: var(--text-dim);
  font-size: 0.9rem;
  line-height: 1.2;
}

.feat-icon.accent { color: var(--accent); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  /* Nav mobile */
  .menu-toggle { display: flex; }

  .nav-wrapper {
    position: fixed;
    top: 64px; left: 0; right: 0;
    background: rgba(13,10,8,0.97);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--accent-border);
    transform: translateY(-110%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition), opacity var(--transition);
    z-index: 99;
  }

  .nav-wrapper.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-menu { flex-direction: column; align-items: stretch; padding: 16px 0; gap: 0; }
  .nav-link { padding: 12px 24px; border-bottom: 1px solid var(--accent-border); }
  .nav-link::before { display: none; }

  .header-actions .btn-nav { display: none; }

  /* Hero mobile */
  .hero-ascii {
    font-size: clamp(3.2px, 1.8vw, 6px);
    background: repeating-linear-gradient(0deg, rgba(13, 10, 8, 0.85), rgba(13, 10, 8, 0.85) 1px, transparent 1px, transparent 2px),
                repeating-linear-gradient(90deg, rgba(13, 10, 8, 0.85), rgba(13, 10, 8, 0.85) 1px, transparent 1px, transparent 2px),
                var(--accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
  }

  /* Grids */
  .services-grid { grid-template-columns: 1fr; }
  .diff-grid { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: 1fr 1fr; }

  /* Footer */
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .hero-cta { flex-direction: column; align-items: stretch; }
  .hero-cta .btn { width: 100%; justify-content: center; }
  .stats-row { grid-template-columns: 1fr; }
}

@media (max-height: 560px) {
  .hero { height: auto; min-height: 520px; max-height: none; }
  .hero-content { padding: 90px 24px 40px; justify-content: flex-start; }
}

@media (min-width: 1600px) {
  .hero-content { max-width: 1440px; }
}