/* ═══════════════════════════════════════════════════════════════════════════
   FunnelATF – style.css
   Autor: Sebastián Fuster | funnelatf.cl
   ═══════════════════════════════════════════════════════════════════════════ */

/* ─── VARIABLES ─────────────────────────────────────────────────────────── */
:root {
  --bg: #070709;
  --bg2: #0d0d11;
  --bg3: #12121a;
  --border: rgba(0, 229, 255, .12);
  --border2: rgba(0, 255, 136, .12);
  --cyan: #00e5ff;
  --green: #00ff88;
  --white: #f0f0f5;
  --gray: #6b6b80;
  --gray2: #9999b0;
  --font: 'Syne', sans-serif;
  --mono: 'JetBrains Mono', monospace;
  --gutter: clamp(1.5rem, 5vw, 5rem);
  --radius: 12px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--white);
  overflow-x: hidden;
  cursor: none;
}

/* ─── CURSOR PERSONALIZADO ───────────────────────────────────────────────── */
.cursor {
  position: fixed;
  width: 10px;
  height: 10px;
  background: var(--cyan);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform .1s, opacity .2s;
  mix-blend-mode: screen;
}

.cursor-ring {
  position: fixed;
  width: 36px;
  height: 36px;
  border: 1.5px solid var(--cyan);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: all .25s ease;
  opacity: .5;
}

/* ─── SCROLLBAR ──────────────────────────────────────────────────────────── */
::-webkit-scrollbar {
  width: 4px;
}

::-webkit-scrollbar-track {
  background: var(--bg);
}

::-webkit-scrollbar-thumb {
  background: var(--cyan);
  border-radius: 2px;
}

/* ─── NOISE OVERLAY ──────────────────────────────────────────────────────── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.03'/%3E%3C/svg%3E");
  background-size: 180px;
  pointer-events: none;
  z-index: 0;
  opacity: .4;
}

/* ─── GRID BACKGROUND ────────────────────────────────────────────────────── */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 229, 255, .03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 229, 255, .03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

/* ─── SECTIONS ───────────────────────────────────────────────────────────── */
section {
  position: relative;
  z-index: 1;
}

/* ─── NAV ────────────────────────────────────────────────────────────────── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem var(--gutter);
  background: rgba(7, 7, 9, .8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: all .3s;
}

nav.scrolled {
  background: rgba(7, 7, 9, .95);
}

.nav-logo {
  font-family: var(--mono);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--white);
  text-decoration: none;
  letter-spacing: 2px;
}

.nav-logo span {
  color: var(--cyan);
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--gray2);
  text-decoration: none;
  font-size: .85rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  transition: color .2s;
}

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

.nav-cta {
  padding: .5rem 1.2rem;
  border: 1px solid var(--cyan);
  border-radius: 4px;
  color: var(--cyan) !important;
  font-size: .8rem !important;
  letter-spacing: 2px !important;
  text-transform: uppercase !important;
  transition: all .2s !important;
}

.nav-cta:hover {
  background: var(--cyan) !important;
  color: var(--bg) !important;
}

/* ─── HAMBURGER ──────────────────────────────────────────────────────────── */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}

.hamburger span {
  width: 24px;
  height: 1.5px;
  background: var(--white);
  transition: all .3s;
}

/* ─── HERO ───────────────────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 8rem var(--gutter) 4rem;
  position: relative;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 229, 255, .07) 0%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.hero-tag {
  font-family: var(--mono);
  font-size: .75rem;
  color: var(--cyan);
  letter-spacing: 4px;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp .8s .2s forwards;
}

.hero h1 {
  font-size: clamp(3rem, 8vw, 7.5rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -2px;
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp .8s .4s forwards;
}

.hero h1 em {
  font-style: normal;
  background: linear-gradient(135deg, var(--cyan), var(--green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  max-width: 520px;
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--gray2);
  margin-bottom: 2.5rem;
  opacity: 0;
  animation: fadeUp .8s .6s forwards;
}

.hero-btns {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp .8s .8s forwards;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .85rem 2rem;
  border-radius: 6px;
  font-family: var(--font);
  font-size: .9rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-decoration: none;
  cursor: none;
  transition: all .3s;
  border: 1.5px solid transparent;
}

.btn-primary {
  background: linear-gradient(135deg, var(--cyan), var(--green));
  color: var(--bg);
  border-color: transparent;
}

.btn-primary:hover {
  opacity: .85;
  transform: translateY(-2px);
  box-shadow: 0 20px 40px rgba(0, 229, 255, .2);
}

.btn-outline {
  border-color: var(--border);
  color: var(--white);
  background: rgba(255, 255, 255, .03);
}

.btn-outline:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  transform: translateY(-2px);
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .5rem;
  color: var(--gray);
  font-family: var(--mono);
  font-size: .65rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  opacity: .6;
  animation: bounce 2s infinite;
}

.hero-scroll::after {
  content: '';
  width: 1px;
  height: 40px;
  background: linear-gradient(var(--cyan), transparent);
}

/* ─── STATS ──────────────────────────────────────────────────────────────── */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.stat {
  padding: 2.5rem var(--gutter);
  border-right: 1px solid var(--border);
  text-align: center;
}

.stat:last-child {
  border-right: none;
}

.stat-num {
  font-size: 2.8rem;
  font-weight: 800;
  letter-spacing: -2px;
  background: linear-gradient(135deg, var(--cyan), var(--green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stat-label {
  font-size: .75rem;
  color: var(--gray);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-top: .4rem;
}

/* ─── SECTION HEADER ─────────────────────────────────────────────────────── */
.section-header {
  margin-bottom: 3rem;
}

.section-tag {
  font-family: var(--mono);
  font-size: .7rem;
  color: var(--cyan);
  letter-spacing: 4px;
  text-transform: uppercase;
  margin-bottom: .8rem;
  display: flex;
  align-items: center;
  gap: .8rem;
}

.section-tag::before {
  content: '';
  width: 30px;
  height: 1px;
  background: var(--cyan);
  flex-shrink: 0;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -1px;
  line-height: 1.1;
}

.section-desc {
  color: var(--gray2);
  line-height: 1.8;
  max-width: 550px;
  margin-top: 1rem;
}

/* ─── SERVICES ───────────────────────────────────────────────────────────── */
.services {
  padding: 7rem var(--gutter);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.service-card {
  background: var(--bg);
  padding: 2.5rem;
  transition: all .35s;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0, 229, 255, .04), rgba(0, 255, 136, .02));
  opacity: 0;
  transition: opacity .35s;
}

.service-card:hover::before {
  opacity: 1;
}

.service-card:hover {
  background: var(--bg2);
}

.service-icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 229, 255, .08);
  border: 1px solid var(--border);
  border-radius: 10px;
  margin-bottom: 1.5rem;
  font-size: 1.4rem;
}

.service-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: .8rem;
}

.service-card p {
  color: var(--gray2);
  font-size: .9rem;
  line-height: 1.7;
}

.service-num {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  font-family: var(--mono);
  font-size: .65rem;
  color: var(--border);
  letter-spacing: 2px;
}

/* ─── PORTFOLIO ──────────────────────────────────────────────────────────── */
.portfolio {
  padding: 7rem var(--gutter);
  background: var(--bg2);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.portfolio-card {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg);
  position: relative;
  transition: all .35s;
}

.portfolio-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 229, 255, .3);
  box-shadow: 0 30px 60px rgba(0, 0, 0, .4), 0 0 0 1px rgba(0, 229, 255, .1);
}

.portfolio-img {
  width: 100%;
  aspect-ratio: 16/10;
  overflow: hidden;
  position: relative;
  background: var(--bg3);
}

.portfolio-img iframe {
  width: 200%;
  height: 200%;
  border: none;
  transform: scale(.5);
  transform-origin: 0 0;
  pointer-events: none;
  position: absolute;
  top: 0;
  left: 0;
}

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 50%, rgba(7, 7, 9, .95));
  display: flex;
  align-items: flex-end;
  padding: 1.5rem;
  opacity: 0;
  transition: opacity .35s;
}

.portfolio-card:hover .portfolio-overlay {
  opacity: 1;
}

.portfolio-info {
  padding: 1.4rem;
}

.portfolio-info h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: .3rem;
}

.portfolio-info a {
  font-family: var(--mono);
  font-size: .72rem;
  color: var(--cyan);
  text-decoration: none;
  letter-spacing: 1px;
}

.portfolio-info a:hover {
  color: var(--green);
}

.portfolio-tag {
  display: inline-block;
  padding: .25rem .7rem;
  background: rgba(0, 229, 255, .08);
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: .65rem;
  color: var(--cyan);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-top: .5rem;
}

.portfolio-link-btn {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .5rem 1rem;
  background: var(--cyan);
  color: var(--bg);
  border-radius: 4px;
  font-size: .75rem;
  font-weight: 700;
  text-decoration: none;
  letter-spacing: 1px;
}

/* ─── TECH STACK ─────────────────────────────────────────────────────────── */
.stack {
  padding: 7rem var(--gutter);
}

.stack-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem;
  margin-top: 3rem;
}

.tech-item {
  padding: 1.8rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-align: center;
  transition: all .3s;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .8rem;
}

.tech-item:hover {
  border-color: rgba(0, 229, 255, .4);
  background: rgba(0, 229, 255, .04);
  transform: translateY(-4px);
}

.tech-icon {
  font-size: 2rem;
}

.tech-name {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: 1px;
}

.tech-type {
  font-family: var(--mono);
  font-size: .6rem;
  color: var(--gray);
  letter-spacing: 2px;
}

.tech-bar {
  width: 100%;
  height: 2px;
  background: var(--bg3);
  border-radius: 1px;
  overflow: hidden;
}

.tech-bar-fill {
  height: 100%;
  border-radius: 1px;
  background: linear-gradient(90deg, var(--cyan), var(--green));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 1s .3s ease;
}

.tech-item.visible .tech-bar-fill {
  transform: scaleX(1);
}

/* ─── ABOUT ──────────────────────────────────────────────────────────────── */
.about {
  padding: 7rem var(--gutter);
  background: var(--bg2);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.about-visual {
  position: relative;
}

.about-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 3rem;
  background: var(--bg);
  position: relative;
  overflow: hidden;
}

.about-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle at top right, rgba(0, 229, 255, .08), transparent 70%);
}

.about-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 2px solid var(--cyan);
  background: linear-gradient(135deg, var(--cyan), var(--green));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin-bottom: 1.5rem;
}

.about-name {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: .3rem;
}

.about-role {
  font-family: var(--mono);
  font-size: .75rem;
  color: var(--cyan);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.about-bio {
  color: var(--gray2);
  line-height: 1.8;
  margin-bottom: 2rem;
}

.about-links {
  display: flex;
  gap: 1rem;
}

.about-link {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .6rem 1.2rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--white);
  text-decoration: none;
  font-size: .8rem;
  letter-spacing: 1px;
  transition: all .3s;
}

.about-link:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.about-link .icon {
  font-size: 1rem;
}

.floating-badge {
  position: absolute;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: .8rem 1.2rem;
  font-family: var(--mono);
  font-size: .7rem;
  color: var(--cyan);
  animation: float 3s ease-in-out infinite;
}

.badge-1 {
  top: -1rem;
  right: -1rem;
}

.badge-2 {
  bottom: -1rem;
  left: -1rem;
  animation-delay: 1.5s;
}

.about-text p {
  color: var(--gray2);
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.about-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: .8rem;
}

.about-list li {
  display: flex;
  align-items: center;
  gap: .8rem;
  color: var(--gray2);
  font-size: .95rem;
}

.about-list li::before {
  content: '→';
  color: var(--cyan);
  font-family: var(--mono);
  flex-shrink: 0;
}

.about-title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  margin-bottom: 1.5rem;
}

.about-github {
  margin-top: 2rem;
}

/* ─── CONTACT ────────────────────────────────────────────────────────────── */
.contact {
  padding: 7rem var(--gutter);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 5rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.contact-info p {
  color: var(--gray2);
  line-height: 1.8;
  margin: 1.5rem 0 2rem;
}

.contact-detail {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.5rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 1rem;
  transition: all .3s;
  background: var(--bg2);
}

.contact-detail:hover {
  border-color: var(--cyan);
}

.contact-detail .icon {
  font-size: 1.2rem;
}

.contact-detail-text {
  display: flex;
  flex-direction: column;
}

.contact-detail-label {
  font-size: .65rem;
  color: var(--gray);
  letter-spacing: 2px;
  text-transform: uppercase;
}

.contact-detail-value {
  font-size: .9rem;
  color: var(--white);
  font-weight: 600;
}

.contact-form-wrap {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: .5rem;
  margin-bottom: 1.2rem;
}

.form-group label {
  font-size: .7rem;
  color: var(--gray);
  letter-spacing: 2px;
  text-transform: uppercase;
  font-family: var(--mono);
}

.form-group input,
.form-group select,
.form-group textarea {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: .85rem 1rem;
  color: var(--white);
  font-family: var(--font);
  font-size: .9rem;
  transition: all .3s;
  outline: none;
  -webkit-appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(0, 229, 255, .08);
}

.form-group select option {
  background: var(--bg2);
}

.form-group textarea {
  resize: vertical;
  min-height: 130px;
}

.form-submit {
  width: 100%;
  padding: 1rem;
  border: none;
  cursor: none;
  border-radius: 6px;
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  background: linear-gradient(135deg, var(--cyan), var(--green));
  color: var(--bg);
  transition: all .3s;
}

.form-submit:hover {
  opacity: .88;
  transform: translateY(-2px);
  box-shadow: 0 20px 40px rgba(0, 229, 255, .2);
}

.form-submit:disabled {
  opacity: .5;
  cursor: wait;
}

.form-msg {
  margin-top: 1rem;
  padding: .8rem 1rem;
  border-radius: 6px;
  font-size: .85rem;
  display: none;
}

.form-msg.success {
  background: rgba(0, 255, 136, .1);
  border: 1px solid rgba(0, 255, 136, .3);
  color: var(--green);
}

.form-msg.error {
  background: rgba(255, 80, 80, .1);
  border: 1px solid rgba(255, 80, 80, .3);
  color: #ff6b6b;
}

/* ─── CV SECTION ─────────────────────────────────────────────────────────── */
.cv-section {
  position: relative;
  overflow: hidden;
  min-height: 480px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 7rem var(--gutter);
}

.cv-bg {
  position: absolute;
  inset: 0;
  background-image: url('img/situ.png'), linear-gradient(135deg, #12121a, #070709);
  background-size: cover;
  background-position: center;
  filter: grayscale(30%);
  transform: scale(1.04);
  transition: transform 8s ease;
}

.cv-section:hover .cv-bg {
  transform: scale(1);
}

.cv-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
      rgba(7, 7, 9, .88) 0%,
      rgba(7, 7, 9, .75) 50%,
      rgba(0, 229, 255, .08) 100%);
}

.cv-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
  text-align: center;
}

.cv-badge {
  display: inline-block;
  font-family: var(--mono);
  font-size: .7rem;
  color: var(--cyan);
  letter-spacing: 4px;
  text-transform: uppercase;
  margin-bottom: 1.2rem;
  padding: .4rem 1rem;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: rgba(0, 229, 255, .06);
}

.cv-name {
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 800;
  letter-spacing: -2px;
  line-height: 1;
  margin-bottom: .8rem;
  color: var(--white);
}

.cv-name span {
  background: linear-gradient(135deg, var(--cyan), var(--green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.cv-role {
  font-family: var(--mono);
  font-size: .85rem;
  color: var(--cyan);
  letter-spacing: 2px;
  margin-bottom: 1.8rem;
  opacity: .9;
}

.cv-bio {
  color: rgba(240, 240, 245, .75);
  line-height: 1.9;
  font-size: 1.05rem;
  margin-bottom: 2rem;
  text-shadow: 0 1px 4px rgba(0, 0, 0, .5);
}

.cv-link {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 1.8rem;
  border: 1.5px solid var(--cyan);
  border-radius: 6px;
  color: var(--cyan);
  text-decoration: none;
  font-size: .85rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  transition: all .3s;
  background: rgba(0, 229, 255, .06);
}

.cv-link:hover {
  background: var(--cyan);
  color: var(--bg);
  box-shadow: 0 0 30px rgba(0, 229, 255, .3);
}

/* ─── FOOTER ─────────────────────────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--border);
  padding: 3rem var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
  background: var(--bg2);
}

.footer-logo {
  font-family: var(--mono);
  font-size: 1rem;
  color: var(--gray2);
}

.footer-logo span {
  color: var(--cyan);
}

.footer-links {
  display: flex;
  gap: 2rem;
}

.footer-links a {
  color: var(--gray);
  font-size: .82rem;
  text-decoration: none;
  transition: color .2s;
}

.footer-links a:hover {
  color: var(--cyan);
}

.footer-copy {
  font-family: var(--mono);
  font-size: .7rem;
  color: var(--gray);
  letter-spacing: 1px;
}

/* ─── ANIMATIONS ─────────────────────────────────────────────────────────── */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes bounce {

  0%,
  100% {
    transform: translateX(-50%) translateY(0);
  }

  50% {
    transform: translateX(-50%) translateY(6px);
  }
}

@keyframes float {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-8px);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity .8s, transform .8s;
}

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

/* ─── SCROLL TO TOP ──────────────────────────────────────────────────────── */
.scroll-top {
  position: fixed;
  bottom: 7.5rem;
  right: 2rem;
  z-index: 200;
  width: 44px;
  height: 44px;
  background: rgba(13, 13, 17, .9);
  border: 1.5px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: none;
  text-decoration: none;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity .35s, transform .35s, border-color .25s, background .25s;
  backdrop-filter: blur(10px);
}

.scroll-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.scroll-top:hover {
  border-color: var(--cyan);
  background: rgba(0, 229, 255, .1);
  box-shadow: 0 0 20px rgba(0, 229, 255, .2);
}

.scroll-top svg {
  width: 16px;
  height: 16px;
  stroke: var(--cyan);
  fill: none;
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform .25s;
}

.scroll-top:hover svg {
  transform: translateY(-2px);
}

/* ─── WHATSAPP BUTTON ────────────────────────────────────────────────────── */
.wa-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 200;
  display: flex;
  align-items: center;
  gap: .75rem;
  text-decoration: none;
  filter: drop-shadow(0 8px 24px rgba(37, 211, 102, .35));
  animation: waPulse 3s ease-in-out infinite;
}

.wa-icon {
  width: 58px;
  height: 58px;
  flex-shrink: 0;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform .3s;
  position: relative;
}

.wa-icon::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid rgba(37, 211, 102, .4);
  animation: waRing 2s ease-out infinite;
}

.wa-icon svg {
  width: 30px;
  height: 30px;
  fill: #fff;
}

.wa-label {
  background: #25d366;
  color: #fff;
  padding: .5rem 1rem;
  border-radius: 6px;
  font-family: var(--font);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .5px;
  white-space: nowrap;
  box-shadow: 0 4px 16px rgba(0, 0, 0, .3);
  transform: translateX(8px);
  opacity: 0;
  pointer-events: none;
  transition: all .3s;
}

.wa-btn:hover .wa-icon {
  transform: scale(1.1);
}

.wa-btn:hover .wa-label {
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
}

@keyframes waPulse {

  0%,
  100% {
    filter: drop-shadow(0 8px 24px rgba(37, 211, 102, .35));
  }

  50% {
    filter: drop-shadow(0 8px 32px rgba(37, 211, 102, .6));
  }
}

@keyframes waRing {
  0% {
    transform: scale(1);
    opacity: .6;
  }

  100% {
    transform: scale(1.5);
    opacity: 0;
  }
}

/* ─── MOBILE NAV ─────────────────────────────────────────────────────────── */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(7, 7, 9, .98);
  z-index: 99;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2.5rem;
}

.mobile-nav.open {
  display: flex;
}

.mobile-nav a {
  font-size: 2rem;
  font-weight: 800;
  color: var(--white);
  text-decoration: none;
  letter-spacing: -1px;
  transition: color .2s;
}

.mobile-nav a:hover {
  color: var(--cyan);
}

.mobile-close {
  position: absolute;
  top: 1.5rem;
  right: var(--gutter);
  font-size: 2rem;
  cursor: pointer;
  color: var(--gray);
}

/* ─── RESPONSIVE ─────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .stat:nth-child(2) {
    border-right: none;
  }

  .stat:nth-child(3) {
    border-right: 1px solid var(--border);
  }

  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .about-visual {
    display: none;
  }

  .form-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .nav-links {
    display: none;
  }

  .hamburger {
    display: flex;
  }

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

  .hero h1 {
    letter-spacing: -1px;
  }
}

@media (max-width: 480px) {
  .stats {
    grid-template-columns: 1fr 1fr;
  }

  .stat {
    border-right: none !important;
  }
}

/* ─── CYBERPUNK POPUP ────────────────────────────────────────────────────── */
.cyber-popup-overlay {
  position: fixed;
  inset: 0;
  background: rgba(7, 7, 9, .85);
  backdrop-filter: blur(8px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity .4s ease;
}

.cyber-popup-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.cyber-popup {
  position: relative;
  width: 90%;
  max-width: 520px;
  background: var(--bg2);
  border: 2px solid var(--cyan);
  padding: 3.5rem 2.5rem 2.5rem;
  text-align: center;
  clip-path: polygon(0 20px, 20px 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
  box-shadow: 0 0 30px rgba(0, 229, 255, 0.3), inset 0 0 20px rgba(0, 229, 255, 0.05);
  transform: scale(0.85) translateY(20px);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.cyber-popup-overlay.active .cyber-popup {
  transform: scale(1) translateY(0);
}

.cyber-popup::before {
  content: 'SYS.MSG // SUCCESS';
  position: absolute;
  top: 0;
  left: 0;
  background: var(--cyan);
  color: var(--bg);
  font-size: 0.75rem;
  font-family: var(--mono);
  padding: 4px 12px;
  font-weight: bold;
  letter-spacing: 2px;
  clip-path: polygon(0 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
}

.cyber-popup h3 {
  color: var(--green);
  font-size: 2.2rem;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  text-shadow: 0 0 15px rgba(0, 255, 136, 0.6);
  font-weight: 800;
}

.cyber-popup p {
  color: var(--white);
  font-size: 1.05rem;
  margin-bottom: 1.2rem;
  line-height: 1.7;
}

.cyber-popup-actions {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 2.5rem;
}

.cyber-btn {
  position: relative;
  padding: 1.2rem;
  background: transparent;
  border: 1px solid var(--cyan);
  color: var(--cyan);
  font-family: var(--mono);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  cursor: none;
  overflow: hidden;
  text-decoration: none;
  display: block;
  transition: all 0.3s;
  font-size: 0.9rem;
}

.cyber-btn:hover {
  background: var(--cyan);
  color: var(--bg);
  box-shadow: 0 0 20px var(--cyan);
}

.cyber-btn.wa-cyber {
  border-color: var(--green);
  color: var(--green);
}

.cyber-btn.wa-cyber:hover {
  background: var(--green);
  color: var(--bg);
  box-shadow: 0 0 20px var(--green);
}