/* ============================================================
   GRAFISSTO STUDIO — SISTEMA DE DISEÑO PRINCIPAL
   Paleta: Rojo #D90429 / Negro #0A0A0A / Blanco papel #F5F0E8
   Tipografía: Bebas Neue (display) + Space Grotesk (body)
   ============================================================ */

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

:root {
  /* Colores */
  --c-black: #0A0A0A;
  --c-ink: #111111;
  --c-panel: #161616;
  --c-red: #D90429;
  --c-red-dark: #9B0000;
  --c-red-glow: rgba(217, 4, 41, 0.35);
  --c-white: #F5F0E8;
  --c-grey: #3A3A3A;

  --c-grey-light: #888888;
  --c-border: rgba(217, 4, 41, 0.3);

  /* Tipografía */
  --ff-display: 'Bebas Neue', sans-serif;
  --ff-body: 'Space Grotesk', sans-serif;
  --ff-ui: 'Inter', sans-serif;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 8rem;
  --space-2xl: 12rem;

  /* Motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-comic: cubic-bezier(0.68, -0.55, 0.265, 1.55);
  --dur-fast: 0.25s;
  --dur-med: 0.5s;
  --dur-slow: 0.9s;

  /* Comic borders */
  --comic-border: 3px solid rgba(217, 4, 41, 0.6);
  --comic-shadow: 6px 6px 0px rgba(217, 4, 41, 0.5);
}

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

body {
  background: var(--c-black);
  color: var(--c-white);
  font-family: var(--ff-body);
  font-weight: 400;
  line-height: 1.6;
  overflow-x: hidden;
  cursor: none;
}

/* ── CUSTOM CURSOR ──────────────────────────────────────────── */
.cursor {
  position: fixed;
  width: 12px;
  height: 12px;
  background: var(--c-red);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  mix-blend-mode: difference;
  transition: transform 0.1s var(--ease-out);
  transform: translate(-50%, -50%);
}

.cursor-follower {
  position: fixed;
  width: 36px;
  height: 36px;
  border: 1.5px solid var(--c-red);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transition: transform 0.35s var(--ease-out), opacity 0.2s;
  transform: translate(-50%, -50%);
  opacity: 0.7;
}

.cursor.is-hovering {
  transform: translate(-50%, -50%) scale(2.5);
}

.cursor-follower.is-hovering {
  opacity: 0;
}

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

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

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

/* ── TYPOGRAPHY ─────────────────────────────────────────────── */
h1,
h2,
h3,
h4 {
  font-family: var(--ff-display);
  line-height: 0.95;
  letter-spacing: 0.02em;
}

h1 {
  font-size: clamp(3rem, 10vw, 10rem);
}

h2 {
  font-size: clamp(1.5rem, 4vw, 4rem);
}

h3 {
  font-size: clamp(1.8rem, 4vw, 3.5rem);
}

p {
  font-size: clamp(0.9rem, 1.2vw, 1.1rem);
  line-height: 1.7;
}

.text-red {
  color: var(--c-red);
}

.text-grey {
  color: var(--c-grey-light);
}

.label {
  font-family: var(--ff-ui);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-red);
}

/* ── LAYOUT ─────────────────────────────────────────────────── */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section {
  padding: var(--space-xl) 0;
}

/* ── NAVIGATION ─────────────────────────────────────────────── */
#nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.5rem var(--space-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(0, 0, 0, 0.25);
  transition: background 0.4s var(--ease-out);
}

#nav.scrolled {
  background: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--c-border);
}

.nav-logo {
  font-family: var(--ff-display);
  font-size: 1.6rem;
  letter-spacing: 0.1em;
  color: var(--c-white);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

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

.nav-links {
  display: flex;
  gap: var(--space-md);
  list-style: none;
  align-items: center;
}

.nav-links a {
  font-family: var(--ff-ui);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-white);
  text-decoration: none;
  position: relative;
  transition: color var(--dur-fast) var(--ease-out);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--c-red);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-med) var(--ease-out);
}

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

.nav-links a:hover::after {
  transform: scaleX(1);
}

.nav-cta {
  font-family: var(--ff-ui);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-black);
  background: var(--c-red);
  padding: 0.6rem 1.4rem;
  text-decoration: none;
  transition: background var(--dur-fast), transform var(--dur-fast);
}

.nav-cta:hover {
  background: var(--c-white);
  transform: translateY(-2px);
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}

.nav-hamburger span {
  width: 24px;
  height: 2px;
  background: var(--c-white);
  transition: all 0.3s;
}

/* ── HERO ────────────────────────────────────────────────────── */
#hero {
  position: relative;
  height: 100vh;
  min-height: 700px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

/* Video background layers */
.hero-video-wrap {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0;
  transition: opacity 1.8s ease-in-out;
  will-change: opacity;
}

.hero-video--active {
  opacity: 1;
}

/* Dark overlay so text is always readable */
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(160deg,
      rgba(10, 10, 10, 0.72) 0%,
      rgba(10, 10, 10, 0.45) 50%,
      rgba(10, 10, 10, 0.78) 100%);
  /* Extra vignette */
  box-shadow: inset 0 0 200px rgba(0, 0, 0, 0.6);
  pointer-events: none;
}

/* Canvas Three.js sits above the video/overlay */
#hero-canvas {
  position: absolute;
  inset: 0;
  z-index: 2;
  mix-blend-mode: screen;
  /* blends ink particles beautifully with video */
  opacity: 0.55;
  /* subtle — no abruma el video */
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 3;
  padding: 0 var(--space-md);
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}

.hero-label {
  font-family: var(--ff-ui);
  font-size: 0.75rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--c-yellow);
  margin-top: 30px;
  margin-bottom: var(--space-sm);
  opacity: 0;
}

.hero-title {
  font-family: var(--ff-display);
  font-size: clamp(3rem, 7vw, 7rem);
  line-height: 0.88;
  color: var(--c-white);
  position: relative;
  overflow: hidden;
}

.hero-title .line {
  display: block;
  overflow: hidden;
}

.hero-title .line span {
  display: block;
  transform: translateY(110%);
}

.hero-title .glitch {
  color: var(--c-red);
  position: relative;
  display: inline-block;
}

.hero-sub {
  font-family: var(--ff-body);
  font-size: clamp(1rem, 2vw, 1.4rem);
  color: var(--c-white);
  margin-top: var(--space-md);
  display: flex;
  gap: var(--space-md);
  align-items: center;
  opacity: 0;
}

.hero-sub .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-red);
  display: inline-block;
}

.hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: var(--space-md);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
  opacity: 0;
  z-index: 4;
}

.hero-scroll-text {
  font-family: var(--ff-ui);
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--c-grey-light);
  writing-mode: vertical-lr;
}

.hero-scroll-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--c-red), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
  0% {
    transform: scaleY(0);
    transform-origin: top;
  }

  50% {
    transform: scaleY(1);
    transform-origin: top;
  }

  51% {
    transform: scaleY(1);
    transform-origin: bottom;
  }

  100% {
    transform: scaleY(0);
    transform-origin: bottom;
  }
}

/* Glitch animation */
@keyframes glitch1 {

  0%,
  100% {
    clip-path: inset(0 0 95% 0);
    transform: translateX(0);
  }

  20% {
    clip-path: inset(30% 0 60% 0);
    transform: translateX(-4px);
  }

  40% {
    clip-path: inset(80% 0 5% 0);
    transform: translateX(4px);
  }

  60% {
    clip-path: inset(50% 0 30% 0);
    transform: translateX(-2px);
  }
}

@keyframes glitch2 {

  0%,
  100% {
    clip-path: inset(0 0 95% 0);
    transform: translateX(0);
  }

  20% {
    clip-path: inset(60% 0 20% 0);
    transform: translateX(4px);
  }

  40% {
    clip-path: inset(10% 0 80% 0);
    transform: translateX(-4px);
  }
}

.glitch::before,
.glitch::after {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  color: var(--c-white);
}

.glitch::before {
  animation: glitch1 4s infinite;
  color: #420202;
  /* cyan channel */
  opacity: 0.7;
}

.glitch::after {
  animation: glitch2 4s infinite;
  color: #ff0000;
  opacity: 0.7;
}

/* ── VERTIENTES ──────────────────────────────────────────────── */
#vertientes {
  background: var(--c-ink);
  padding: var(--space-xl) 0;
  overflow: hidden;
}

.vertientes-header {
  text-align: center;
  margin-bottom: var(--space-lg);
}

.vertientes-header h2 {
  color: var(--c-white);
}

.vertientes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.vertiente-card {
  position: relative;
  padding: 10% var(--space-md);
  border: var(--comic-border);
  background: var(--c-panel);
  overflow: hidden;
  cursor: pointer;
  transition: transform var(--dur-med) var(--ease-out),
    border-color var(--dur-med) var(--ease-out);
}

.vertiente-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at bottom left, var(--c-red-glow) 0%, transparent 70%);
  opacity: 0;
  transition: opacity var(--dur-med) var(--ease-out);
}

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

.vertiente-card:hover {
  border-color: var(--c-red);
  transform: translateY(-8px);
  box-shadow: var(--comic-shadow);
}

.vertiente-num {
  font-family: var(--ff-display);
  font-size: 8rem;
  color: rgba(217, 4, 41, 0.08);
  position: absolute;
  top: 0;
  right: var(--space-sm);
  line-height: 1;
  pointer-events: none;
  transition: color var(--dur-med);
}

.vertiente-card:hover .vertiente-num {
  color: rgba(217, 4, 41, 0.15);
}

.vertiente-icon {
  font-size: 3rem;
  margin-bottom: 0%;
  margin-right: 0.5rem;
  display: inline-block;
  vertical-align: middle;
  filter: grayscale(1);
  transition: filter var(--dur-med);
}

.vertiente-card:hover .vertiente-icon {
  filter: none;
}

.vertiente-title {
  font-family: var(--ff-display);
  font-size: 3.5rem;
  color: var(--c-white);
  margin-bottom: -2%;
  display: inline-block;
  vertical-align: middle;
}

.vertiente-desc {
  font-family: var(--ff-body);
  color: var(--c-grey-light);
  font-size: 0.95rem;
  margin-bottom: var(--space-md);
}

.vertiente-items {
  list-style: none;
}

.vertiente-items li {
  font-family: var(--ff-ui);
  font-size: 0.85rem;
  color: var(--c-grey-light);
  padding: 0.4rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  transition: color var(--dur-fast), padding-left var(--dur-fast);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.vertiente-items li::before {
  content: '→';
  color: var(--c-red);
  font-size: 0.7rem;
  flex-shrink: 0;
}

.vertiente-card:hover .vertiente-items li {
  color: var(--c-white);
}

/* Ink splatter pseudo-element */
.vertiente-card .ink-splatter {
  position: absolute;
  bottom: -20px;
  right: -20px;
  width: 150px;
  height: 150px;
  background: radial-gradient(circle, var(--c-red) 0%, transparent 70%);
  border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
  opacity: 0;
  transform: scale(0);
  transition: transform 0.6s var(--ease-comic), opacity 0.4s;
}

.vertiente-card:hover .ink-splatter {
  opacity: 0.12;
  transform: scale(3);
}

/* ── PROYECTOS DESTACADOS ────────────────────────────────────── */
#proyectos {
  background: var(--c-black);
  padding: var(--space-xl) 0;
  overflow: hidden;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: var(--space-lg);
  padding: 0 var(--space-md);
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
}

.view-all {
  font-family: var(--ff-ui);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-red);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: gap var(--dur-fast);
}

.view-all:hover {
  gap: 1rem;
}

/* Responsive grid for projects */
.proyectos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* Comic-panel card */
.proyecto-card {
  width: 100%;
  flex-shrink: 0;
  position: relative;
  border: 2px solid rgba(217, 4, 41, 0.25);
  overflow: hidden;
  background: var(--c-panel);
  transition: border-color var(--dur-med), transform var(--dur-med) var(--ease-out);
}

.proyecto-card:hover {
  border-color: var(--c-red);
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(217, 4, 41, 0.2);
}

.proyecto-img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  display: block;
  transition: transform 0.7s var(--ease-out), filter 0.5s;
  filter: saturate(0.8) brightness(0.85);
}

.proyecto-card:hover .proyecto-img {
  transform: scale(1.06);
  filter: saturate(1) brightness(1);
}

.proyecto-cat {
  position: absolute;
  top: var(--space-sm);
  left: var(--space-sm);
  font-family: var(--ff-ui);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  background: var(--c-red);
  color: var(--c-black);
  padding: 0.3rem 0.8rem;
  font-weight: 700;
  z-index: 10;
}

.proyecto-info {
  padding: var(--space-md) var(--space-md) var(--space-md);
}

.proyecto-title {
  font-family: var(--ff-display);
  font-size: 2rem;
  color: var(--c-white);
  margin-bottom: 0.5rem;
  line-height: 1;
}

.proyecto-desc {
  font-size: 0.85rem;
  color: var(--c-grey-light);
  margin-bottom: var(--space-sm);
}

.proyecto-link {
  font-family: var(--ff-ui);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-red);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: gap var(--dur-fast);
}

.proyecto-link:hover {
  gap: 1rem;
}

/* Comic panel dividers — decorative lines between cards */
.proyecto-card::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  right: 0;
  width: 2px;
  background: linear-gradient(to bottom, transparent, var(--c-red), transparent);
  opacity: 0.3;
}

/* ── FUNDADOR PREVIEW ────────────────────────────────────────── */
#fundador {
  background: var(--c-ink);
  padding: var(--space-xl) 0;
}

.fundador-wrap {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-md);
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-xl);
  align-items: center;
}

.fundador-img-wrap {
  position: relative;
}

.fundador-img {
  width: 100%;
  max-width: 480px;
  aspect-ratio: 3/4;
  object-fit: cover;
  object-position: top;
  display: block;
  filter: grayscale(1) contrast(1.1);
  transition: filter 0.6s var(--ease-out);
  border: var(--comic-border);
}

.fundador-img-wrap:hover .fundador-img {
  filter: grayscale(0) contrast(1);
}

/* Red tint overlay */
.fundador-img-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--c-red-glow) 0%, transparent 60%);
  pointer-events: none;
}

/* Corner accent */
.fundador-img-wrap::before {
  content: '';
  position: absolute;
  top: -8px;
  left: -8px;
  width: 60px;
  height: 60px;
  border-top: 3px solid var(--c-red);
  border-left: 3px solid var(--c-red);
  z-index: 2;
}

.fundador-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.fundador-role {
  font-family: var(--ff-display);
  font-size: 2rem;
  color: var(--c-red);
  letter-spacing: 0.05em;
}

.fundador-name {
  font-size: clamp(3rem, 5vw, 5.5rem);
}

.fundador-tagline {
  font-size: 1.1rem;
  color: var(--c-grey-light);
  max-width: 500px;
}

.fundador-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.pill {
  font-family: var(--ff-ui);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border: 1px solid var(--c-border);
  padding: 0.4rem 1rem;
  color: var(--c-grey-light);
  transition: all var(--dur-fast);
}

.pill:hover {
  border-color: var(--c-red);
  color: var(--c-white);
  background: var(--c-red-glow);
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  font-family: var(--ff-ui);
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-black);
  background: var(--c-red);
  padding: 1.1rem 2.5rem;
  text-decoration: none;
  font-weight: 700;
  transition: background var(--dur-fast), transform var(--dur-fast), box-shadow var(--dur-fast);
  position: relative;
  overflow: hidden;
  align-self: flex-start;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--c-white);
  transform: translateX(-101%);
  transition: transform var(--dur-med) var(--ease-out);
}

.btn-primary:hover::before {
  transform: translateX(0);
}

.btn-primary:hover {
  color: var(--c-black);
  box-shadow: var(--comic-shadow);
  transform: translate(-3px, -3px);
}

.btn-primary span {
  position: relative;
  z-index: 1;
}

/* ── CONTACTO ────────────────────────────────────────────────── */
#contacto {
  background: var(--c-black);
  padding: var(--space-xl) 0;
  position: relative;
  overflow: hidden;
}

#contacto::before {
  content: 'CONTACT';
  position: absolute;
  bottom: -2rem;
  right: -1rem;
  font-family: var(--ff-display);
  font-size: 20vw;
  color: rgba(217, 4, 41, 0.04);
  pointer-events: none;
  white-space: nowrap;
}

.contacto-wrap {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 var(--space-md);
  text-align: center;
}

.contacto-title {
  font-size: clamp(1.5rem, 4vw, 4rem);
  color: var(--c-white);
  position: relative;
  display: inline-block;
}

.contacto-sub {
  font-size: 1.1rem;
  color: var(--c-grey-light);
  margin: var(--space-md) 0 var(--space-lg);
}

.contact-form {
  display: grid;
  gap: var(--space-sm);
  text-align: left;
  margin-bottom: var(--space-lg);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-family: var(--ff-ui);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-grey-light);
}

.form-group input,
.form-group textarea,
.form-group select {
  background: var(--c-panel);
  border: 1px solid var(--c-grey);
  border-bottom: 2px solid var(--c-red);
  color: var(--c-white);
  font-family: var(--ff-body);
  font-size: 1rem;
  padding: 0.9rem 1rem;
  outline: none;
  transition: border-color var(--dur-fast), background var(--dur-fast);
  resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--c-red);
  background: rgba(217, 4, 41, 0.05);
}

.form-group textarea {
  min-height: 140px;
}

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

.btn-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  font-family: var(--ff-ui);
  font-size: 0.9rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-black);
  background: var(--c-red);
  border: none;
  padding: 1.2rem 3rem;
  cursor: pointer;
  font-weight: 700;
  width: 100%;
  transition: background var(--dur-fast), transform var(--dur-fast);
  position: relative;
  overflow: hidden;
}

.btn-submit:hover {
  background: var(--c-white);
  transform: translateY(-2px);
}

.contacto-socials {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-top: var(--space-lg);
}

.social-link {
  font-family: var(--ff-ui);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-grey-light);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: color var(--dur-fast);
}

.social-link:hover {
  color: var(--c-red);
}

.social-icon {
  font-size: 1.2rem;
}

/* ── FOOTER ──────────────────────────────────────────────────── */
footer {
  background: var(--c-ink);
  border-top: 1px solid var(--c-border);
  padding: var(--space-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

footer p {
  font-size: 0.75rem;
  color: var(--c-grey-light);
}

footer a {
  color: var(--c-grey-light);
  text-decoration: none;
  transition: color var(--dur-fast);
}

footer a:hover {
  color: var(--c-red);
}

/* ── COMIC PANEL OVERLAYS (decorative) ───────────────────────── */
.panel-lines {
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(0deg,
      transparent,
      transparent 3px,
      rgba(0, 0, 0, 0.04) 3px,
      rgba(0, 0, 0, 0.04) 4px);
  pointer-events: none;
}

/* Section dividers styled as comic panels */
.comic-divider {
  height: 4px;
  background: linear-gradient(90deg, transparent, var(--c-red), transparent);
  margin: 0;
  position: relative;
  overflow: visible;
}

.comic-divider::before {
  content: '';
  position: absolute;
  left: 50%;
  top: -8px;
  transform: translateX(-50%);
  width: 16px;
  height: 20px;
  background: var(--c-red);
  clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
}

/* ── FLOATING PANEL NUMBERS ──────────────────────────────────── */
.section-num {
  font-family: var(--ff-display);
  font-size: 0.9rem;
  color: var(--c-red);
  letter-spacing: 0.1em;
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: var(--space-sm);
}

.section-num::after {
  content: '';
  flex: 1;
  max-width: 60px;
  height: 1px;
  background: var(--c-red);
}

/* ── LOADING SCREEN ──────────────────────────────────────────── */
#loader {
  position: fixed;
  inset: 0;
  background: var(--c-black);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
}

.loader-logo {
  font-family: var(--ff-display);
  font-size: 4rem;
  color: var(--c-white);
  letter-spacing: 0.1em;
  overflow: hidden;
}

.loader-logo span {
  color: var(--c-red);
}

.loader-bar {
  width: 200px;
  height: 2px;
  background: var(--c-grey);
  position: relative;
  overflow: hidden;
}

.loader-bar-fill {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  background: var(--c-red);
  width: 0%;
  transition: width 0.1s linear;
}

.loader-num {
  font-family: var(--ff-display);
  font-size: 1.5rem;
  color: var(--c-red);
  letter-spacing: 0.3em;
}

/* ── UTILITY CLASSES ─────────────────────────────────────────── */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}

.reveal {
  opacity: 0;
  transform: translateY(40px);
}

/* ── RESPONSIVE ──────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .vertientes-grid {
    grid-template-columns: 1fr;
  }

  .vertiente-card {
    padding: var(--space-lg) var(--space-md);
  }

  .fundador-wrap {
    grid-template-columns: 1fr;
  }

  .fundador-img-wrap {
    max-width: 400px;
  }
}

@media (max-width: 768px) {
  h1 {
    font-size: 4rem;
  }

  h2 {
    font-size: 3rem;
  }

  .nav-links {
    display: none;
  }

  .nav-hamburger {
    display: flex;
  }

  .hero-sub {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-xs);
  }

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

  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
  }

  .contacto-socials {
    gap: var(--space-sm);
  }

  .proyectos-grid {
    grid-template-columns: 1fr;
  }

  footer {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  :root {
    --space-md: 1.25rem;
    --space-lg: 2.5rem;
    --space-xl: 5rem;
  }

  .hero-title {
    font-size: 3.5rem;
  }

  .btn-primary {
    padding: 1rem 2rem;
  }

  .nav-cta {
    display: none;
  }
}