/* ============================================
   DANA BEZBORODKO · EXECUTIVE COACHING
   Premium Website Stylesheet
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400;1,500&family=Jost:wght@300;400;500&display=swap');

/* ── VARIABLES ─────────────────────────────── */
:root {
  --black:       #0A0A0A;
  --charcoal:    #1C1C1C;
  --warm-dark:   #2A2520;
  --gold:        #C9A96E;
  --gold-light:  #E2C99A;
  --cream:       #F7F3EE;
  --white:       #FDFAF7;
  --muted:       #8A8178;
  --border:      rgba(201,169,110,0.2);

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body:    'Jost', sans-serif;

  --ease-luxury: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition:  0.6s var(--ease-luxury);
}

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

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

body {
  background: var(--black);
  color: var(--cream);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.7;
  overflow-x: hidden;
  cursor: none;
}

::selection { background: var(--gold); color: var(--black); }

/* ── CUSTOM CURSOR ──────────────────────────── */
.cursor {
  position: fixed;
  width: 8px; height: 8px;
  background: var(--gold);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.1s, width 0.3s, height 0.3s, background 0.3s;
  mix-blend-mode: difference;
}

.cursor-follower {
  position: fixed;
  width: 36px; height: 36px;
  border: 1px solid var(--gold);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: transform 0.15s var(--ease-luxury), width 0.4s, height 0.4s, opacity 0.3s;
  opacity: 0.5;
}

body:hover .cursor { opacity: 1; }

/* ── TYPOGRAPHY ─────────────────────────────── */
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 400; line-height: 1.1; }

h1 { font-size: clamp(3.5rem, 8vw, 8rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(2.2rem, 5vw, 4.5rem); letter-spacing: -0.01em; }
h3 { font-size: clamp(1.4rem, 2.5vw, 2rem); }
h4 { font-size: 1.1rem; font-weight: 500; letter-spacing: 0.05em; }

p { font-size: clamp(0.9rem, 1.2vw, 1.05rem); color: rgba(247, 243, 238, 0.75); line-height: 1.9; }

.label {
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold);
}

.italic { font-style: italic; }

/* ── NAVIGATION ─────────────────────────────── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.5rem 4rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background var(--transition), padding var(--transition);
}

nav.scrolled {
  background: rgba(10,10,10,0.95);
  backdrop-filter: blur(20px);
  padding: 1rem 4rem;
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--cream);
  text-decoration: none;
  letter-spacing: 0.05em;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  color: rgba(247,243,238,0.6);
  text-decoration: none;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  transition: color 0.3s;
}

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

.nav-cta {
  background: transparent;
  border: 1px solid var(--gold);
  color: var(--gold) !important;
  padding: 0.6rem 1.5rem;
  letter-spacing: 0.15em !important;
  transition: background 0.3s, color 0.3s !important;
}

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

/* ── HERO ───────────────────────────────────── */
#hero {
  position: relative;
  height: 100vh;
  min-height: 700px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  overflow: hidden;
}

.hero-image-side {
  position: relative;
  overflow: hidden;
}

.hero-image-side img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  transform: scale(1.05);
  animation: heroReveal 1.8s var(--ease-luxury) forwards;
}

@keyframes heroReveal {
  from { transform: scale(1.12); opacity: 0.7; }
  to   { transform: scale(1.05); opacity: 1; }
}

.hero-image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, transparent 60%, var(--black) 100%),
              linear-gradient(to bottom, transparent 60%, rgba(10,10,10,0.4) 100%);
}

.hero-content-side {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 8rem 5rem 5rem 4rem;
  position: relative;
}

.hero-content-side::before {
  content: '';
  position: absolute;
  left: 0; top: 20%; bottom: 20%;
  width: 1px;
  background: linear-gradient(to bottom, transparent, var(--gold), transparent);
  opacity: 0.3;
}

.hero-label {
  animation: fadeUp 1s 0.3s both;
}

.hero-title {
  margin: 1.5rem 0 1rem;
  animation: fadeUp 1s 0.5s both;
}

.hero-title em {
  font-style: italic;
  color: var(--gold-light);
  display: block;
}

.hero-subtitle {
  font-family: var(--font-display);
  font-size: clamp(1rem, 1.5vw, 1.3rem);
  font-weight: 300;
  font-style: italic;
  color: rgba(247,243,238,0.55);
  margin-bottom: 2.5rem;
  animation: fadeUp 1s 0.7s both;
  line-height: 1.6;
  max-width: 400px;
}

.hero-cta-group {
  display: flex;
  gap: 1.5rem;
  align-items: center;
  animation: fadeUp 1s 0.9s both;
}

.btn-primary {
  background: var(--gold);
  color: var(--black);
  padding: 1rem 2.5rem;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background 0.3s, transform 0.3s;
  display: inline-block;
}

.btn-primary:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
}

.btn-ghost {
  color: rgba(247,243,238,0.6);
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: color 0.3s;
}

.btn-ghost::after {
  content: '→';
  transition: transform 0.3s;
}

.btn-ghost:hover { color: var(--cream); }
.btn-ghost:hover::after { transform: translateX(4px); }

.hero-scroll {
  position: absolute;
  bottom: 3rem;
  right: 4rem;
  writing-mode: vertical-rl;
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: rgba(247,243,238,0.3);
  animation: fadeUp 1s 1.2s both;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.hero-scroll::after {
  content: '';
  display: block;
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--gold), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── SECTION BASE ───────────────────────────── */
section {
  padding: 8rem 0;
  position: relative;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 4rem;
}

.section-header {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 5rem;
}

.section-header.centered { text-align: center; align-items: center; }

/* ── SOBRE DANA ─────────────────────────────── */
#sobre-dana {
  background: var(--black);
  overflow: hidden;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
}

.about-image-stack {
  position: relative;
  height: 620px;
}

.about-img-main {
  position: absolute;
  top: 0; left: 0;
  width: 75%;
  height: 85%;
  object-fit: cover;
  object-position: center top;
}

.about-img-accent {
  position: absolute;
  bottom: 0; right: 0;
  width: 55%;
  height: 55%;
  object-fit: cover;
  object-position: center top;
  border: 6px solid var(--black);
}

.about-gold-line {
  position: absolute;
  top: -2rem; left: -2rem;
  width: 100px;
  height: 100px;
  border-top: 1px solid var(--gold);
  border-left: 1px solid var(--gold);
  opacity: 0.4;
}

.about-text { padding-right: 2rem; }

.about-quote {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2vw, 1.6rem);
  font-style: italic;
  font-weight: 300;
  color: var(--gold-light);
  line-height: 1.5;
  margin: 2.5rem 0;
  padding-left: 1.5rem;
  border-left: 1px solid var(--gold);
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 3rem;
  padding-top: 3rem;
  border-top: 1px solid var(--border);
}

.stat-item { }
.stat-number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 300;
  color: var(--gold);
  display: block;
}
.stat-label {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ── TRAYECTORIA ─────────────────────────────── */
#trayectoria {
  background: var(--charcoal);
}

.trayectoria-layout {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 6rem;
  align-items: start;
}

.trayectoria-image {
  position: sticky;
  top: 8rem;
}

.trayectoria-image img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  object-position: center;
}

.trayectoria-content h2 { margin-bottom: 3rem; }

.timeline { position: relative; }

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5rem; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--gold), transparent);
}

.timeline-item {
  padding-left: 2.5rem;
  padding-bottom: 3rem;
  position: relative;
  opacity: 0;
  transform: translateX(20px);
  transition: opacity 0.7s, transform 0.7s;
}

.timeline-item.visible {
  opacity: 1;
  transform: translateX(0);
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -3px;
  top: 0.4rem;
  width: 7px; height: 7px;
  background: var(--gold);
  border-radius: 50%;
}

.timeline-year {
  font-family: var(--font-body);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 0.4rem;
}

.timeline-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 400;
  margin-bottom: 0.6rem;
  color: var(--cream);
}

.timeline-desc {
  font-size: 0.9rem;
  color: rgba(247,243,238,0.55);
}

/* ── METODOLOGÍA ─────────────────────────────── */
#metodologia {
  background: var(--black);
}

.metodologia-intro {
  max-width: 700px;
  margin: 0 auto 5rem;
  text-align: center;
}

.metodologia-intro p { font-size: 1.1rem; }

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.step-item {
  background: var(--black);
  padding: 3rem 2.5rem;
  position: relative;
  overflow: hidden;
  transition: background 0.4s;
}

.step-item:hover { background: rgba(201,169,110,0.04); }

.step-item::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s var(--ease-luxury);
}

.step-item:hover::before { transform: scaleX(1); }

.step-number {
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 300;
  color: rgba(201,169,110,0.15);
  line-height: 1;
  margin-bottom: 1.5rem;
  display: block;
}

.step-title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--cream);
  margin-bottom: 1rem;
}

/* ── SERVICIOS ───────────────────────────────── */
#servicios {
  background: var(--warm-dark);
  overflow: hidden;
}

.servicios-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: end;
  margin-bottom: 5rem;
}

.servicios-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.service-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  padding: 3rem 2.5rem;
  position: relative;
  overflow: hidden;
  transition: border-color 0.4s, transform 0.4s;
}

.service-card:hover {
  border-color: var(--gold);
  transform: translateY(-4px);
}

.service-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s var(--ease-luxury);
}

.service-card:hover::after { transform: scaleX(1); }

.service-num {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-style: italic;
  color: var(--gold);
  margin-bottom: 1.5rem;
  display: block;
}

.service-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 400;
  margin-bottom: 0.5rem;
  color: var(--cream);
  line-height: 1.2;
}

.service-subtitle {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.5rem;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.service-tag {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  border: 1px solid rgba(138,129,120,0.3);
  padding: 0.3rem 0.8rem;
}

/* ── PERFIL CLIENTE ──────────────────────────── */
#perfil {
  background: var(--black);
}

.perfil-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 8rem;
  align-items: center;
}

.perfil-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.perfil-item {
  padding: 2rem;
  border: 1px solid var(--border);
  transition: border-color 0.3s;
}

.perfil-item:hover { border-color: rgba(201,169,110,0.4); }

.perfil-icon {
  width: 32px; height: 1px;
  background: var(--gold);
  margin-bottom: 1.2rem;
}

.perfil-item h4 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--cream);
  margin-bottom: 0.5rem;
}

.perfil-image {
  position: relative;
}

.perfil-image img {
  width: 100%;
  height: 550px;
  object-fit: cover;
  object-position: center top;
}

.perfil-image::after {
  content: '';
  position: absolute;
  bottom: -2rem; right: -2rem;
  width: 120px; height: 120px;
  border-bottom: 1px solid var(--gold);
  border-right: 1px solid var(--gold);
  opacity: 0.3;
}

/* ── TESTIMONIOS ─────────────────────────────── */
#testimonios {
  background: var(--charcoal);
  overflow: hidden;
}

.testimonios-marquee-area {
  overflow: hidden;
  margin-bottom: 5rem;
}

.testimonios-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.testimonio-card {
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  padding: 3rem;
  position: relative;
}

.testimonio-card::before {
  content: '\201C';
  font-family: var(--font-display);
  font-size: 6rem;
  line-height: 0.6;
  color: rgba(201,169,110,0.15);
  position: absolute;
  top: 2rem; left: 2.5rem;
}

.testimonio-text {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-style: italic;
  font-weight: 300;
  color: var(--cream);
  line-height: 1.7;
  margin-bottom: 2rem;
  padding-top: 2rem;
}

.testimonio-author {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.testimonio-name {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.testimonio-role {
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 0.05em;
}

/* ── ENFOQUE ─────────────────────────────────── */
#enfoque {
  background: var(--black);
  position: relative;
  overflow: hidden;
}

.enfoque-bg {
  position: absolute;
  inset: 0;
  opacity: 0.04;
  background: repeating-linear-gradient(
    -45deg,
    var(--gold) 0,
    var(--gold) 1px,
    transparent 0,
    transparent 50%
  );
  background-size: 60px 60px;
}

.enfoque-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
}

.enfoque-visual {
  position: relative;
}

.enfoque-visual img {
  width: 100%;
  height: 600px;
  object-fit: cover;
  object-position: center;
}

.enfoque-overlay-text {
  position: absolute;
  bottom: 3rem; left: -3rem;
  background: var(--black);
  border: 1px solid var(--border);
  padding: 2rem 2.5rem;
  max-width: 300px;
}

.enfoque-overlay-text p {
  font-family: var(--font-display);
  font-size: 1rem;
  font-style: italic;
  color: var(--gold-light);
  line-height: 1.6;
}

.enfoque-text h2 { margin-bottom: 2rem; }

.enfoque-manifesto {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2vw, 1.8rem);
  font-weight: 300;
  line-height: 1.5;
  color: var(--cream);
  margin-bottom: 2.5rem;
}

/* ── CONTACT ─────────────────────────────────── */
#contacto {
  background: var(--warm-dark);
  min-height: 80vh;
  display: flex;
  align-items: center;
}

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8rem;
  align-items: center;
}

.contact-text h2 { margin-bottom: 1.5rem; }
.contact-text p { margin-bottom: 3rem; max-width: 420px; }

.contact-detail {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  margin-bottom: 2rem;
}

.contact-detail .label { color: var(--muted); }

.contact-detail a {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--cream);
  text-decoration: none;
  transition: color 0.3s;
}

.contact-detail a:hover { color: var(--gold); }

.contact-note {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-top: 1rem;
}

.contact-image-stack {
  position: relative;
  height: 600px;
}

.contact-img-bg {
  position: absolute;
  top: 3rem; left: 3rem; right: 0; bottom: 0;
  object-fit: cover;
  width: calc(100% - 3rem);
  height: calc(100% - 3rem);
}

.contact-img-accent {
  position: absolute;
  top: 0; left: 0;
  width: 50%;
  height: 50%;
  object-fit: cover;
  border: 6px solid var(--warm-dark);
}

/* ── FOOTER ──────────────────────────────────── */
footer {
  background: var(--black);
  padding: 3rem 0;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: rgba(247,243,238,0.4);
}

.footer-copy {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: rgba(247,243,238,0.25);
}

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

.footer-links a {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(247,243,238,0.3);
  text-decoration: none;
  transition: color 0.3s;
}

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

/* ── SCROLL REVEAL ───────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.9s var(--ease-luxury), transform 0.9s var(--ease-luxury);
}

.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; }

/* ── DIVIDER ─────────────────────────────────── */
.gold-divider {
  width: 60px;
  height: 1px;
  background: var(--gold);
  margin: 1.5rem 0;
}

.gold-divider.centered { margin: 1.5rem auto; }

/* ── MOBILE NAV ──────────────────────────────── */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 1px;
  background: var(--cream);
  transition: all 0.3s;
}

/* ── RESPONSIVE ──────────────────────────────── */
@media (max-width: 1024px) {
  nav { padding: 1.5rem 2rem; }
  nav.scrolled { padding: 1rem 2rem; }
  .container { padding: 0 2rem; }
  section { padding: 6rem 0; }

  #hero { grid-template-columns: 1fr; }
  .hero-image-side {
    position: absolute;
    inset: 0;
    z-index: 0;
  }
  .hero-image-overlay {
    background: linear-gradient(to right, rgba(10,10,10,0.85) 50%, rgba(10,10,10,0.6) 100%),
                linear-gradient(to top, rgba(10,10,10,0.7) 20%, transparent 60%);
  }
  .hero-content-side {
    position: relative;
    z-index: 1;
    grid-column: 1;
    padding: 10rem 2rem 6rem;
  }
  .hero-content-side::before { display: none; }

  .about-grid,
  .trayectoria-layout,
  .perfil-layout,
  .contact-inner,
  .enfoque-inner { grid-template-columns: 1fr; gap: 3rem; }

  .about-image-stack { height: 400px; }
  .trayectoria-image { display: none; }
  .steps-grid { grid-template-columns: 1fr 1fr; }
  .servicios-cards { grid-template-columns: 1fr; }
  .testimonios-grid { grid-template-columns: 1fr; }
  .servicios-header { grid-template-columns: 1fr; gap: 2rem; }

  .enfoque-overlay-text { left: 0; position: relative; margin-top: 1.5rem; max-width: 100%; }
  .contact-image-stack { height: 350px; }

  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(10,10,10,0.98);
    justify-content: center;
    align-items: center;
    gap: 3rem;
    z-index: 200;
  }
  .nav-links.open a { font-size: 1rem; letter-spacing: 0.3em; }

  .footer-inner { flex-direction: column; gap: 1.5rem; text-align: center; }
}

@media (max-width: 640px) {
  h1 { font-size: 3rem; }
  h2 { font-size: 2rem; }
  .steps-grid { grid-template-columns: 1fr; }
  .perfil-grid { grid-template-columns: 1fr; }
  .about-stats { grid-template-columns: 1fr 1fr; }
  .hero-cta-group { flex-direction: column; align-items: flex-start; }
}