/* =============================================
   DRONESIX PORTFOLIO — STYLE.CSS
   Inspired by GTA VI parallax aesthetic
   ============================================= */

/* ── CSS Custom Properties ── */
:root {
  --bg: #0a0c0f;
  --bg-card: rgba(18, 20, 26, 0.75);
  --bg-card-solid: #12141a;
  --accent: #FFB800;
  --accent-cyan: #00FFD1;
  --text: #FFFFFF;
  --text-muted: #CCCCCC;
  --text-dim: #888888;
  --text-dark: #555555;
  --border-card: rgba(255, 255, 255, 0.15);
  --border-glow: rgba(255, 255, 255, 0.4);
  --font-title: 'Bebas Neue', sans-serif;
  --font-body: 'Nunito Sans', sans-serif;
  --font-mono: 'Share Tech Mono', monospace;
  --nav-height: 72px;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  background-image:
    radial-gradient(ellipse 80% 50% at 20% 20%, rgba(255, 120, 30, 0.04) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 70%, rgba(0, 180, 255, 0.04) 0%, transparent 55%),
    radial-gradient(ellipse 100% 60% at 50% 0%, rgba(40, 35, 25, 0.6) 0%, transparent 70%);
  color: var(--text);
  overflow-x: hidden;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

ul { list-style: none; }
img, video { display: block; max-width: 100%; }
button, input, textarea { font-family: inherit; }

/* ── Utility ── */
.text-accent { color: var(--accent); }
.section-tag {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  letter-spacing: 0.2em;
  color: var(--accent-cyan);
  margin-bottom: 1.2rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.tag-number {
  color: var(--accent);
  font-weight: 700;
}

/* =============================================
   NAVIGATION
   ============================================= */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2.5rem;
  z-index: 1000;
  transition: background 0.4s ease, box-shadow 0.4s ease;
}

.nav--scrolled {
  background: rgba(5, 5, 5, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 rgba(255,255,255,0.05);
}

.nav__logo {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  color: var(--text);
  letter-spacing: 0.05em;
  transition: color 0.3s;
}

.nav__logo-at {
  color: var(--accent-cyan);
  font-weight: 700;
}

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

.nav__links {
  display: flex;
  gap: 2.2rem;
  align-items: center;
}

.nav__links a {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color 0.3s;
  position: relative;
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent-cyan);
  transition: width 0.3s var(--ease-out);
}

.nav__links a:hover {
  color: var(--text);
}

.nav__links a:hover::after {
  width: 100%;
}

.nav__cta {
  background: rgba(0, 255, 209, 0.1) !important;
  border: 1px solid var(--border-card) !important;
  padding: 0.5rem 1.2rem !important;
  border-radius: 4px;
  color: var(--accent-cyan) !important;
}

.nav__cta:hover {
  background: rgba(0, 255, 209, 0.2) !important;
  border-color: var(--accent-cyan) !important;
}

.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav__burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.3s;
}

/* =============================================
   HERO — Multi-layer Parallax
   ============================================= */
.hero {
  position: relative;
  width: 100%;
  height: 500vh; /* Extra height for scroll-driven animation */
  overflow: hidden;
}

/* Layer 0: Video Background */
.hero__video-wrap {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  z-index: 1;
  will-change: transform;
}

.hero__video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__video-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(5, 5, 5, 0.5) 0%,
    rgba(5, 5, 5, 0.45) 40%,
    rgba(5, 5, 5, 0.6) 70%,
    rgba(5, 5, 5, 0.95) 100%
  );
  z-index: 2;
}

/* Layer 1: Title Text */
.hero__text {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 3;
  text-align: center;
  will-change: opacity;
  pointer-events: none;
}

.hero__tag {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  letter-spacing: 0.35em;
  color: var(--accent-cyan);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.hero__tag-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--accent-cyan);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(0,255,209,0.5); }
  50% { opacity: 0.7; box-shadow: 0 0 0 8px rgba(0,255,209,0); }
}

.hero__title {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: clamp(3.5rem, 10vw, 9rem);
  line-height: 0.95;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  background: linear-gradient(180deg, #FFFFFF 0%, #888888 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1rem;
}

.hero__subtitle {
  font-family: var(--font-mono);
  font-size: 1.55rem;
  letter-spacing: 0.2em;
  color: var(--text-dim);
}

/* Layer 2: Drone Image */
.hero__drone-wrap {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 4;
  pointer-events: none;
  will-change: transform;
}

.hero__drone-img {
  width: 55vw;
  max-width: 700px;
  border-radius: 16px;
  object-fit: cover;
  box-shadow:
    0 0 60px rgba(0, 255, 209, 0.08),
    0 0 120px rgba(0, 255, 209, 0.04);
  will-change: transform;
  opacity: 0.92;
}

/* Scroll Indicator */
.hero__scroll-indicator {
  position: fixed;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  will-change: opacity;
}

.hero__scroll-text {
  font-family: var(--font-mono);
  font-size: 1.55rem;
  letter-spacing: 0.4em;
  color: var(--text-dim);
}

.hero__scroll-arrow {
  color: var(--accent-cyan);
  animation: bounce-arrow 2s ease-in-out infinite;
}

@keyframes bounce-arrow {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(8px); }
}

/* =============================================
   ABOUT
   ============================================= */
.about {
  position: relative;
  z-index: 10;
  background: var(--bg);
  padding: 8rem 2.5rem;
  margin-top: -30vh;
}

.about__container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 5rem;
  align-items: center;
}

.about__image-col {
  position: relative;
}

.about__image-glow {
  position: absolute;
  inset: -3px;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent), var(--accent-cyan));
  opacity: 0.5;
  filter: blur(2px);
  z-index: 0;
  animation: glow-rotate 6s linear infinite;
}

@keyframes glow-rotate {
  0% { filter: blur(2px) hue-rotate(0deg); }
  100% { filter: blur(2px) hue-rotate(360deg); }
}

.about__photo {
  position: relative;
  z-index: 1;
  width: 100%;
  border-radius: 16px;
  object-fit: cover;
  aspect-ratio: 3/4;
}

.about__image-badge {
  position: absolute;
  bottom: -16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-card);
  border-radius: 100px;
  padding: 0.5rem 1.2rem;
  font-family: var(--font-mono);
  font-size: 1.6rem;
  letter-spacing: 0.15em;
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
}

.about__badge-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  background: #00ff88;
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

.about__text-col {
  /* animated via JS */
}

.about__heading {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.1;
  margin-bottom: 1.8rem;
}

.about__bio {
  color: var(--text-muted);
  font-size: 1.55rem;
  line-height: 1.75;
  margin-bottom: 1rem;
}

.about__bio:last-of-type {
  margin-bottom: 2.5rem;
}

.about__stats {
  display: flex;
  gap: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.about__stat {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.about__stat-number {
  font-family: var(--font-title);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--accent);
}

.about__stat-label {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  text-transform: uppercase;
}

/* =============================================
   PROJECTS
   ============================================= */
.projects {
  position: relative;
  z-index: 10;
  background: var(--bg);
  padding: 6rem 2.5rem 8rem;
}

.projects__header {
  max-width: 1200px;
  margin: 0 auto 3rem;
}

.projects__title {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.1;
  margin-bottom: 0.8rem;
}

.projects__subtitle {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}

/* ── Fila 1: Hero ── */
.projects__hero-wrap {
  max-width: 1200px;
  margin: 0 auto 1.5rem;
}

.project-card--hero .project-card__media {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.project-card--hero .project-card__content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2rem 2.5rem 2.2rem;
  background: linear-gradient(to top,
    rgba(5,5,5,0.95) 0%,
    rgba(5,5,5,0.55) 55%,
    transparent 100%
  );
  z-index: 2;
}

.project-card--hero .project-card__title {
  font-size: clamp(1.5rem, 2.5vw, 2.2rem);
  margin-bottom: 0.5rem;
}

.project-card--hero .project-card__desc {
  max-width: 580px;
  color: var(--text-muted);
  font-size: 1.55rem;
  margin-bottom: 0.9rem;
}

/* ── Fila 2: Grid de 3 ── */
.projects__grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.project-card--secondary .project-card__media {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

/* ── Base card ── */
.project-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 16px;
  overflow: hidden;
  transition: transform 0.5s var(--ease-out), border-color 0.4s;
  will-change: transform;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.project-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255,255,255,0.28);
}

.project-card__video,
.project-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.7s var(--ease-out);
}

.project-card:hover .project-card__video {
  transform: scale(1.04);
}

.project-card__media-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top,
    rgba(5,5,5,0.65) 0%,
    rgba(5,5,5,0.1) 55%,
    transparent 100%
  );
  z-index: 1;
}

/* ── Icono play (solo cards secundarias) ── */
.project-card__play-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 2;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(0,0,0,0.5);
  border: 1.5px solid rgba(255,255,255,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: #fff;
  padding-left: 3px;
  transition: opacity 0.3s, transform 0.3s;
  pointer-events: none;
}

.project-card--secondary:hover .project-card__play-icon {
  opacity: 0;
  transform: translate(-50%, -50%) scale(0.7);
}

/* ── Contenido texto ── */
.project-card__content {
  padding: 1.4rem 1.5rem 1.6rem;
}

.project-card__category {
  font-family: var(--font-mono);
  font-size: 1.55rem;
  letter-spacing: 0.22em;
  color: var(--accent-cyan);
  margin-bottom: 0.45rem;
  display: block;
  opacity: 0.85;
}

.project-card__title {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 1.55rem;
  margin-bottom: 0.5rem;
  line-height: 1.15;
}

.project-card__desc {
  color: var(--text-dim);
  font-size: 1.5rem;
  line-height: 1.65;
  margin-bottom: 1rem;
}

.project-card__tags {
  display: flex;
  gap: 0.45rem;
  flex-wrap: wrap;
}

.tag {
  font-family: var(--font-mono);
  font-size: 1.55rem;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 4px;
  padding: 0.22rem 0.55rem;
  transition: border-color 0.3s, color 0.3s;
}

.project-card:hover .tag {
  border-color: rgba(0,255,209,0.2);
  color: rgba(255,255,255,0.7);
}

/* ── Glow inferior ── */
.project-card__glow {
  position: absolute;
  bottom: 0;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0,255,209,0.55), transparent);
  opacity: 0;
  transition: opacity 0.4s;
  z-index: 3;
}

.project-card:hover .project-card__glow {
  opacity: 1;
}

/* =============================================
   TOOLS / EQUIPMENT
   ============================================= */
.tools {
  position: relative;
  z-index: 10;
  background: var(--bg);
  padding: 6rem 2.5rem 8rem;
  overflow: hidden;
}

.tools__header {
  max-width: 1200px;
  margin: 0 auto 3rem;
  text-align: center;
}

.tools__title {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.1;
}

.tools__drone-float {
  max-width: 800px;
  margin: 0 auto 3rem;
  text-align: center;
  will-change: transform;
}

.tools__drones-row {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: 3rem;
}

.tools__drone-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  flex: 1;
  max-width: 320px;
}

.tools__drone-label {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  letter-spacing: 0.15em;
  color: var(--accent-cyan);
  text-transform: uppercase;
  opacity: 0.8;
  margin: 0;
}

.tools__drone-img {
  width: 100%;
  filter: drop-shadow(0 20px 60px rgba(0, 255, 209, 0.12));
  animation: float-drone 5s ease-in-out infinite;
}

.tools__drone-item:nth-child(2) .tools__drone-img {
  animation-delay: -2.5s;
}

@keyframes float-drone {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-18px) rotate(1deg); }
}

.tools__container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.tools__column {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 16px;
  padding: 2.5rem;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.tools__column-icon-wrap {
  position: relative;
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  overflow: visible;
}

.tools__floating-img {
  max-height: 140px;
  width: auto;
  filter: drop-shadow(0 8px 30px rgba(0, 255, 209, 0.15));
  will-change: transform;
}

.tools__column-title {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  color: var(--accent);
}

.tools__list {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.tools__item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.tools__item-icon {
  color: var(--accent-cyan);
  font-size: 1.6rem;
  margin-top: 0.35rem;
  flex-shrink: 0;
}

.tools__item strong {
  display: block;
  font-size: 1.6rem;
  font-weight: 600;
  margin-bottom: 0.15rem;
}

.tools__item-desc {
  display: block;
  font-size: 1.5rem;
  color: var(--text-dim);
  line-height: 1.5;
}

/* =============================================
   CONTACT
   ============================================= */
.contact {
  position: relative;
  z-index: 10;
  background: var(--bg);
  padding: 8rem 2.5rem;
  overflow: hidden;
}

.contact__bg-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-title);
  font-weight: 800;
  font-size: clamp(6rem, 18vw, 20rem);
  color: rgba(255,255,255,0.015);
  letter-spacing: -0.04em;
  white-space: nowrap;
  pointer-events: none;
  user-select: none;
}

.contact__container {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}

.contact__heading {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.1;
  margin-bottom: 1.2rem;
}

.contact__desc {
  color: var(--text-muted);
  font-size: 1.55rem;
  line-height: 1.7;
  margin-bottom: 2.5rem;
}

.contact__details {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact__detail-item {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  color: var(--text-muted);
  transition: color 0.3s;
}

.contact__detail-item:hover {
  color: var(--accent-cyan);
}

.contact__detail-icon {
  font-size: 1.5rem;
  width: 24px;
  text-align: center;
}

/* ── Contact Form ── */
.contact__form {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 16px;
  padding: 2.5rem;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact__form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.contact__form-group label {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  letter-spacing: 0.15em;
  color: var(--text-dim);
  text-transform: uppercase;
}

.contact__form-group input,
.contact__form-group textarea {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 8px;
  padding: 0.85rem 1rem;
  color: var(--text);
  font-size: 1.6rem;
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s;
  resize: vertical;
}

.contact__form-group input:focus,
.contact__form-group textarea:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 3px rgba(0, 255, 209, 0.08);
}

.contact__form-group input::placeholder,
.contact__form-group textarea::placeholder {
  color: var(--text-dark);
}

.contact__submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.7rem;
  background: linear-gradient(135deg, var(--accent-cyan), #00cc99);
  color: #050505;
  border: none;
  border-radius: 8px;
  padding: 0.9rem 2rem;
  font-family: var(--font-title);
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: transform 0.3s, box-shadow 0.3s;
  align-self: flex-start;
}

.contact__submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 255, 209, 0.25);
}

.contact__submit:active {
  transform: translateY(0);
}

/* =============================================
   FOOTER
   ============================================= */
.footer {
  position: relative;
  z-index: 10;
  background: var(--bg);
  border-top: 1px solid rgba(255,255,255,0.05);
  padding: 2.5rem;
}

.footer__container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer__brand {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  color: var(--accent-cyan);
}

.footer__copy {
  font-size: 1.5rem;
  color: var(--text-dark);
}

.footer__links {
  display: flex;
  gap: 1.5rem;
}

.footer__links a {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  transition: color 0.3s;
}

.footer__links a:hover {
  color: var(--accent-cyan);
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1024px) {
  .projects__grid {
    grid-template-columns: 1fr 1fr;
  }
  .projects__grid .project-card:last-child {
    grid-column: 1 / -1;
    max-width: 480px;
    justify-self: center;
  }
  .project-card--hero .project-card__media {
    aspect-ratio: 16 / 9;
  }
}

@media (max-width: 768px) {
  .nav__links { display: none; }
  .nav__burger { display: flex; }

  /* Mobile menu */
  .nav__links--open {
    display: flex !important;
    flex-direction: column;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(5, 5, 5, 0.95);
    backdrop-filter: blur(30px);
    align-items: center;
    justify-content: center;
    gap: 2.5rem;
    z-index: 999;
  }

  .nav__links--open a {
    font-size: 1.5rem;
  }

  .hero__title {
    font-size: clamp(2.8rem, 12vw, 5rem);
  }

  .hero__drone-img {
    width: 80vw;
  }

  .about__container {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .about__image-col {
    max-width: 350px;
    margin: 0 auto;
  }

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

  .projects__grid .project-card:last-child {
    max-width: none;
    grid-column: auto;
  }

  .project-card--hero .project-card__media {
    aspect-ratio: 4 / 3;
  }

  .project-card--hero .project-card__content {
    padding: 1.5rem;
  }

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

  .contact__container {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .footer__container {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .about__stats {
    gap: 1.5rem;
    flex-wrap: wrap;
  }
}

@media (max-width: 480px) {
  .nav {
    padding: 0 1.2rem;
  }
  .about, .projects, .tools, .contact {
    padding-left: 1.2rem;
    padding-right: 1.2rem;
  }
  .project-card__content {
    padding: 1.2rem;
  }
  .tools__column {
    padding: 1.8rem;
  }
  .contact__form {
    padding: 1.8rem;
  }
}

/* =============================================
   FPV PLAYER — Reproductor personalizado
   ============================================= */
.fpv-player {
  position: relative;
  width: 100%;
  background: #000;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  cursor: pointer;
}
.fpv-player__video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}
.fpv-player__overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.35);
  transition: opacity 0.2s;
  z-index: 3;
}
.fpv-player__overlay.hidden {
  opacity: 0;
  pointer-events: none;
}
.fpv-player__big-play {
  background: rgba(0,0,0,0.6);
  border: 2px solid rgba(255,255,255,0.8);
  color: #fff;
  font-size: 2rem;
  width: 72px;
  height: 72px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.15s, background 0.15s;
}
.fpv-player__big-play:hover {
  transform: scale(1.1);
  background: rgba(255,184,0,0.8);
}
.fpv-player__controls {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 0 10px 8px;
  background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, transparent 100%);
  z-index: 4;
  opacity: 0;
  transition: opacity 0.25s;
}
.fpv-player:hover .fpv-player__controls,
.fpv-player.paused .fpv-player__controls {
  opacity: 1;
}
.fpv-player__progress-wrap {
  padding: 6px 0 4px;
  cursor: pointer;
}
.fpv-player__progress-bar {
  position: relative;
  height: 4px;
  background: rgba(255,255,255,0.25);
  border-radius: 2px;
}
.fpv-player__progress-fill {
  height: 100%;
  width: 0%;
  background: #FFB800;
  border-radius: 2px;
  pointer-events: none;
}
.fpv-player__progress-thumb {
  position: absolute;
  top: 50%;
  left: 0%;
  transform: translate(-50%, -50%) scale(0);
  width: 12px;
  height: 12px;
  background: #FFB800;
  border-radius: 50%;
  pointer-events: none;
  transition: transform 0.15s;
}
.fpv-player__progress-wrap:hover .fpv-player__progress-thumb {
  transform: translate(-50%, -50%) scale(1);
}
.fpv-player__bottom {
  display: flex;
  align-items: center;
  gap: 10px;
}
.fpv-player__play-btn,
.fpv-player__mute-btn,
.fpv-player__fs-btn {
  background: none;
  border: none;
  color: #fff;
  cursor: pointer;
  font-size: 1.5rem;
  padding: 2px 4px;
  line-height: 1;
  flex-shrink: 0;
}
.fpv-player__play-btn:hover,
.fpv-player__mute-btn:hover,
.fpv-player__fs-btn:hover { color: #FFB800; }
.fpv-player__time {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: rgba(255,255,255,0.85);
  flex-shrink: 0;
}
.fpv-player__vol-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
}
.fpv-player__vol {
  width: 70px;
  height: 4px;
  accent-color: #FFB800;
  cursor: pointer;
}
.fpv-player__fs-btn { font-size: 1.6rem; }