/* ============================================
   TOKENS
   ============================================ */
:root {
  --bg:          #0A1628;
  --bg-alt:      #0d1e3d;
  --bg-dark:     #060e1e;
  --blue:        #0090D0;
  --blue-dim:    #006fa0;
  --pink:        #E8006D;
  --pink-dim:    #b50055;
  --gradient:    linear-gradient(90deg, #0090D0, #E8006D);
  --border:      #1e3a5f;
  --border-dim:  #152c4a;
  --text:        #f0f4ff;
  --text-2:      #94a3b8;
  --text-3:      #64748b;
  --whatsapp:    #25d366;

  --font-display: 'Barlow Semi Condensed', sans-serif;
  --font-body:    'Barlow', sans-serif;

  --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
  --ease-in-quart:  cubic-bezier(0.5, 0, 0.75, 0);

  --container: 1140px;
  --radius:    6px;
}

/* ============================================
   RESET
   ============================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  font-weight: 400;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ol, ul { list-style: none; }

/* ============================================
   SKIP LINK
   ============================================ */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  background: var(--blue);
  color: #fff;
  padding: 0.5rem 1rem;
  border-radius: 0 0 var(--radius) var(--radius);
  font-weight: 600;
  font-size: 0.875rem;
  z-index: 9999;
  transition: top 0.2s;
}
.skip-link:focus { top: 0; }

/* ============================================
   FOCUS STATES
   ============================================ */
:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ============================================
   UTILITIES
   ============================================ */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 2rem;
}

.section { padding: 7rem 0; }
.section--alt { background: var(--bg-alt); }

.section__title {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 3rem;
}
.section__title--center { text-align: center; }

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.975rem;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform 0.2s var(--ease-out-quart),
              box-shadow 0.2s var(--ease-out-quart),
              background 0.2s,
              border-color 0.2s;
  min-height: 48px;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); transition-duration: 0.1s; }

.btn--primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 2px 16px rgba(0,144,208,0.25);
}
.btn--primary:hover { box-shadow: 0 6px 28px rgba(0,144,208,0.4); }

.btn--ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn--ghost:hover { border-color: var(--blue); color: var(--blue); }

.btn--whatsapp {
  background: var(--whatsapp);
  color: #fff;
  box-shadow: 0 2px 12px rgba(37,211,102,0.25);
}
.btn--whatsapp:hover { box-shadow: 0 6px 24px rgba(37,211,102,0.4); }

/* ============================================
   REVEAL ANIMATIONS
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s var(--ease-out-quart),
              transform 0.5s var(--ease-out-quart);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  transition: background 0.3s, box-shadow 0.3s;
}
.navbar.scrolled {
  background: rgba(10, 22, 40, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 var(--border-dim);
}
.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.navbar__logo {
  display: flex;
  align-items: center;
}
.navbar__logo svg {
  transition: filter 0.35s var(--ease-out-quart);
}
.navbar__logo:hover svg {
  filter: drop-shadow(0 0 10px rgba(0, 144, 208, 0.45));
}

.navbar__links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}
.navbar__links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-2);
  position: relative;
  padding-bottom: 2px;
  transition: color 0.2s;
}
.navbar__links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--blue);
  transition: width 0.25s var(--ease-out-quart);
}
.navbar__links a:hover { color: var(--text); }
.navbar__links a:hover::after { width: 100%; }
.navbar__cta { color: var(--blue) !important; }
.navbar__cta::after { background: var(--blue); }

.navbar__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  min-width: 44px;
  min-height: 44px;
}
.navbar__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s var(--ease-out-quart), opacity 0.2s;
  transform-origin: center;
}
.navbar__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.navbar__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.navbar__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: 8rem 0 5rem;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.18;
}
.hero__orb--1 {
  width: 500px;
  height: 500px;
  background: var(--blue);
  top: -100px;
  right: -80px;
  animation: orb-float 12s ease-in-out infinite;
}
.hero__orb--2 {
  width: 380px;
  height: 380px;
  background: var(--pink);
  bottom: -80px;
  left: -60px;
  animation: orb-float 16s ease-in-out infinite reverse;
}
@keyframes orb-float {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(20px, -20px); }
}

.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4rem;
  align-items: center;
  width: 100%;
}

.hero__content { max-width: 580px; }

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  font-weight: 600;
  color: #4ade80;
  background: rgba(74, 222, 128, 0.07);
  border: 1px solid rgba(74, 222, 128, 0.22);
  border-radius: 100px;
  padding: 0.3rem 0.9rem 0.3rem 0.6rem;
  margin-bottom: 1.5rem;
  letter-spacing: 0.03em;
  transition-delay: 0s;
}
.hero__badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #4ade80;
  flex-shrink: 0;
  animation: pulse-dot 2.2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); box-shadow: 0 0 0 0 rgba(74,222,128,0.4); }
  50% { opacity: 0.7; transform: scale(0.85); box-shadow: 0 0 0 4px rgba(74,222,128,0); }
}

.hero__kicker {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 1.25rem;
  transition-delay: 0.05s;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 8vw, 6rem);
  font-weight: 800;
  line-height: 1.0;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 1.5rem;
  transition-delay: 0.1s;
}
.hero__name {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__tagline {
  font-size: 1.1rem;
  color: var(--text-2);
  line-height: 1.7;
  max-width: 48ch;
  margin-bottom: 2.25rem;
  transition-delay: 0.15s;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
  margin-bottom: 2.5rem;
  transition-delay: 0.2s;
}

.hero__stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-3);
  letter-spacing: 0.04em;
  transition-delay: 0.25s;
}

.hero__photo-wrap {
  position: relative;
  transition-delay: 0.1s;
}
.hero__photo-frame {
  position: relative;
  z-index: 1;
}
.hero__photo {
  width: 300px;
  height: 380px;
  object-fit: cover;
  object-position: top center;
  border-radius: 12px;
  border: 1px solid var(--border);
  display: block;
}
.hero__photo-accent {
  position: absolute;
  inset: 12px -12px -12px 12px;
  border: 1px solid var(--border);
  border-radius: 12px;
  z-index: 0;
  background: linear-gradient(135deg, rgba(0,144,208,0.08), rgba(232,0,109,0.06));
}

/* ============================================
   SOBRE MÍ
   ============================================ */
.sobre-mi { padding: 7rem 0; }
.sobre-mi__inner {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 5rem;
  align-items: start;
}
.sobre-mi__left .section__title { margin-bottom: 0; }
.sobre-mi__right { padding-top: 0.5rem; }
.sobre-mi__right p {
  color: var(--text-2);
  font-size: 1.05rem;
  line-height: 1.75;
  margin-bottom: 1.25rem;
  max-width: 55ch;
}
.sobre-mi__right p:last-of-type { margin-bottom: 2rem; }

.sobre-mi__techs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.tech-item {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--blue);
  background: rgba(0,144,208,0.08);
  border: 1px solid rgba(0,144,208,0.2);
  border-radius: 4px;
  padding: 0.3rem 0.75rem;
  letter-spacing: 0.02em;
  transition: background 0.2s, border-color 0.2s, box-shadow 0.2s;
}
.tech-item:hover {
  background: rgba(0,144,208,0.14);
  border-color: rgba(0,144,208,0.4);
  box-shadow: 0 2px 8px rgba(0,144,208,0.15);
}

/* ============================================
   PROCESO / ROADMAP
   ============================================ */
.proceso__header {
  text-align: center;
  margin-bottom: 4rem;
}
.proceso__header .section__title { margin-bottom: 0.875rem; }
.proceso__intro {
  color: var(--text-2);
  font-size: 1.05rem;
  max-width: 46ch;
  margin: 0 auto;
  transition-delay: 0.06s;
}

.roadmap {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  position: relative;
}

/* Horizontal connecting line */
.roadmap::before {
  content: '';
  position: absolute;
  top: 24px;
  left: calc(100% / 12);
  right: calc(100% / 12);
  height: 1px;
  background: var(--gradient);
  z-index: 0;
}

.roadmap__step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 0.75rem;
}

.roadmap__dot {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
  margin-bottom: 1.5rem;
  flex-shrink: 0;
  transition: border-color 0.2s var(--ease-out-quart),
              background 0.2s var(--ease-out-quart);
}
.roadmap__dot span {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--blue);
  letter-spacing: 0.04em;
}
.roadmap__step:hover .roadmap__dot {
  border-color: transparent;
  background: rgba(0,144,208,0.1);
  box-shadow: 0 0 0 1.5px #0090D0, 0 0 12px rgba(0,144,208,0.3);
}

.roadmap__step-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.01em;
  line-height: 1.2;
  margin-bottom: 0.5rem;
}
.roadmap__step-desc {
  font-size: 0.825rem;
  color: var(--text-2);
  line-height: 1.6;
}

/* ============================================
   ENCUESTA
   ============================================ */
.encuesta-section__header {
  text-align: center;
  margin-bottom: 3rem;
}
.encuesta-section__header .section__title { margin-bottom: 0.875rem; }
.encuesta-section__subtitle {
  color: var(--text-2);
  font-size: 1.05rem;
  max-width: 50ch;
  margin: 0 auto;
  transition-delay: 0.06s;
}

.enc-card {
  max-width: 660px;
  margin: 0 auto;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  transition-delay: 0.12s;
}

.enc-progress-wrap {
  height: 3px;
  background: var(--border-dim);
}
.enc-progress-bar {
  height: 100%;
  background: var(--gradient);
  width: 16.67%;
  transition: width 0.4s var(--ease-out-quart);
}

.enc-step-label {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-3);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 1.25rem 2rem 0;
}

.enc-form {
  padding: 1.25rem 2rem 0;
}

.enc-fieldset {
  border: none;
}
.enc-question {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.01em;
  line-height: 1.25;
  margin-bottom: 1.5rem;
  display: block;
}

.enc-options {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.enc-options--grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem;
}

.enc-option {
  display: flex;
  align-items: flex-start;
  gap: 0.875rem;
  padding: 0.875rem 1.125rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  user-select: none;
}
.enc-option:hover {
  border-color: var(--blue);
  background: rgba(0,144,208,0.04);
}
.enc-option.is-selected {
  border-color: var(--blue);
  background: rgba(0,144,208,0.07);
}

.enc-option input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.enc-indicator {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  flex-shrink: 0;
  margin-top: 2px;
  position: relative;
  transition: border-color 0.2s;
}
.enc-indicator::after {
  content: '';
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--blue);
  top: 50%;
  left: 50%;
  transform: translate(-50%,-50%) scale(0);
  transition: transform 0.2s var(--ease-out-quart);
}
.enc-option.is-selected .enc-indicator {
  border-color: var(--blue);
}
.enc-option.is-selected .enc-indicator::after {
  transform: translate(-50%,-50%) scale(1);
}

.enc-option-text { flex: 1; }
.enc-option-label {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text);
  display: block;
  line-height: 1.3;
}
.enc-option-desc {
  font-size: 0.8rem;
  color: var(--text-2);
  line-height: 1.5;
  margin-top: 0.15rem;
  display: block;
}

.enc-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem 2rem;
  margin-top: 1.25rem;
}

.enc-btn-back:disabled {
  opacity: 0.3;
  cursor: default;
  pointer-events: none;
}

/* Step transition animations */
.enc-exit-fwd  { animation: encExitFwd  0.16s ease-in forwards; }
.enc-exit-bwd  { animation: encExitBwd  0.16s ease-in forwards; }
.enc-enter-fwd { animation: encEnterFwd 0.25s var(--ease-out-quart) forwards; }
.enc-enter-bwd { animation: encEnterBwd 0.25s var(--ease-out-quart) forwards; }

@keyframes encExitFwd  { to { opacity: 0; transform: translateX(-10px); } }
@keyframes encExitBwd  { to { opacity: 0; transform: translateX(10px); } }
@keyframes encEnterFwd { from { opacity: 0; transform: translateX(10px); } }
@keyframes encEnterBwd { from { opacity: 0; transform: translateX(-10px); } }

.enc-shake { animation: encShake 0.35s var(--ease-out-quart); }
@keyframes encShake {
  0%,100% { transform: translateX(0); }
  20%,60% { transform: translateX(-5px); }
  40%,80% { transform: translateX(5px); }
}

/* Success state */
.enc-success {
  padding: 3rem 2rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}
.enc-success[hidden] { display: none; }

.enc-success__icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(0,144,208,0.1);
  border: 1px solid rgba(0,144,208,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue);
}
.enc-success__title {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.02em;
}
.enc-success__desc {
  color: var(--text-2);
  font-size: 0.975rem;
  max-width: 36ch;
  line-height: 1.65;
}

@media (prefers-reduced-motion: reduce) {
  .enc-exit-fwd, .enc-exit-bwd,
  .enc-enter-fwd, .enc-enter-bwd,
  .enc-shake { animation: none; }
  .enc-progress-bar { transition: none; }
}

/* ============================================
   PROYECTOS
   ============================================ */
.proyecto-feature {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  transition: box-shadow 0.3s var(--ease-out-quart);
}
.proyecto-feature:hover {
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

.proyecto-feature__preview {
  position: relative;
  background: var(--bg-alt);
  overflow: hidden;
}
.proyecto-feature__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  display: block;
  transition: transform 0.5s var(--ease-out-quart);
}
.proyecto-feature:hover .proyecto-feature__img { transform: scale(1.03); }
.proyecto-feature__preview.no-img::after {
  content: 'dranatifunk.nicodpdev.com';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-3);
  font-size: 0.85rem;
}

.proyecto-feature__meta {
  padding: 3rem 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: var(--bg-alt);
  border-left: 1px solid var(--border);
}

.proyecto-feature__client {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 0.75rem;
}

.proyecto-feature__title {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text);
  line-height: 1.15;
  margin-bottom: 1.25rem;
}

.proyecto-feature__desc {
  font-size: 0.95rem;
  color: var(--text-2);
  line-height: 1.7;
  margin-bottom: 1.75rem;
  max-width: 38ch;
}

.proyecto-feature__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 2rem;
}
.proyecto-feature__tags span {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-3);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.25rem 0.65rem;
  letter-spacing: 0.04em;
}

.proyecto-feature__cta { align-self: flex-start; }

/* ============================================
   CONTACTO
   ============================================ */
.contacto__inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4rem;
  align-items: center;
}
.contacto__text .section__title { margin-bottom: 1rem; }
.contacto__text p {
  color: var(--text-2);
  font-size: 1.05rem;
  max-width: 42ch;
}
.contacto__actions {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}
.contacto__actions .btn { justify-content: center; min-width: 200px; }

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--bg-dark);
  border-top: 1px solid var(--border-dim);
}
.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  padding-bottom: 1.5rem;
}
.footer__logo {
  display: flex;
  align-items: center;
  opacity: 0.85;
  transition: opacity 0.2s;
}
.footer__logo:hover { opacity: 1; }

.footer__nav { display: flex; gap: 0.75rem; }
.footer__icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-dim);
  border-radius: 50%;
  color: var(--text-3);
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.footer__icon:hover {
  color: var(--text);
  border-color: var(--blue);
  background: rgba(0,144,208,0.08);
}

.footer__bottom { border-top: 1px solid var(--border-dim); }
.footer__bottom-inner {
  display: flex;
  justify-content: space-between;
  padding: 1rem 2rem;
  font-size: 0.8rem;
  color: var(--text-3);
  max-width: var(--container);
  margin: 0 auto;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .hero__photo { width: 260px; height: 330px; }
  .sobre-mi__inner { grid-template-columns: 1fr 1.25fr; gap: 3.5rem; }
  .contacto__inner { gap: 2.5rem; }
}

@media (max-width: 900px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__photo-wrap { display: none; }
  .sobre-mi__inner { grid-template-columns: 1fr; gap: 2rem; }
  .sobre-mi__left .section__title { margin-bottom: 0; }

  /* Roadmap: 3 cols on tablet */
  .roadmap { grid-template-columns: repeat(3, 1fr); row-gap: 2.5rem; }
  .roadmap::before {
    left: calc(100% / 6);
    right: calc(100% / 6);
  }

  .proyecto-feature { grid-template-columns: 1fr; }
  .proyecto-feature__preview { height: 260px; }
  .proyecto-feature__meta { border-left: none; border-top: 1px solid var(--border); }
  .contacto__inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .contacto__actions { flex-direction: row; flex-wrap: wrap; }
  .contacto__actions .btn { min-width: unset; }
}

@media (max-width: 768px) {
  :root { --container: 100%; }
  .section { padding: 5rem 0; }

  .navbar__toggle { display: flex; }
  .navbar__links {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: rgba(6, 14, 30, 0.97);
    backdrop-filter: blur(14px);
    flex-direction: column;
    gap: 0;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-dim);
  }
  .navbar__links.open { display: flex; }
  .navbar__links a {
    display: block;
    padding: 1rem 2rem;
    font-size: 1rem;
    border-bottom: 1px solid var(--border-dim);
  }
  .navbar__links a::after { display: none; }
  .navbar__links li:last-child a { border-bottom: none; }

  .hero { padding: 7rem 0 4rem; }
  .hero__title { font-size: clamp(2.75rem, 10vw, 4rem); }

  /* Roadmap: vertical list on mobile */
  .roadmap {
    grid-template-columns: 1fr;
    border-top: 1px solid var(--border-dim);
  }
  .roadmap::before { display: none; }
  .roadmap__step {
    flex-direction: row;
    text-align: left;
    gap: 1.25rem;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--border-dim);
    align-items: flex-start;
  }
  .roadmap__dot { margin-bottom: 0; }
  .roadmap__text { padding-top: 0.35rem; }
  .roadmap__step:last-child { border-bottom: none; }

  /* Encuesta card padding */
  .enc-form { padding: 1.25rem 1.25rem 0; }
  .enc-step-label { padding: 1.25rem 1.25rem 0; }
  .enc-nav { padding: 1.25rem 1.25rem 1.75rem; }
  .enc-question { font-size: 1.25rem; }
  .enc-options--grid { grid-template-columns: 1fr; }

  .footer__inner { flex-direction: column; gap: 1.25rem; text-align: center; }
  .footer__bottom-inner { flex-direction: column; gap: 0.3rem; text-align: center; }
}

@media (max-width: 480px) {
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; justify-content: center; }
  .contacto__actions { flex-direction: column; }
  .contacto__actions .btn { width: 100%; }
  .enc-nav { flex-direction: column-reverse; gap: 0.75rem; }
  .enc-nav .btn { width: 100%; justify-content: center; }
}