/* portafolio — francisco miceli | mobile first */

/* variables */
:root {
  /* Colores principales — paleta amanecer con nubes azuladas */
  --color-bg: #0f0a06;
  --color-surface: #160e07;
  --color-card: #1e1208;
  --color-card-hover: #28180a;
  --color-border: rgba(147, 197, 253, 0.15);
  --color-nav-bg: rgba(15, 10, 6, 0.92);

  /* Accentos — naranja amanecer + aqua cielo */
  --color-accent: #e8a25a;
  --color-accent-dark: #c97832;
  --color-accent-glow: rgba(201, 120, 50, 0.28);
  --color-pink: #7ec8c0;
  --color-pink-glow: #7ec8c038;

  /* Texto */
  --color-text: #f1f5f9;
  --color-text-muted: #94a3b8;
  --color-text-faint: #475569;

  /* Tipografía */
  --font-heading: "Poppins", sans-serif;
  --font-body: "Inter", sans-serif;

  /* Tamaños de fuente */
  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-lg: 1.125rem;
  --fs-xl: 1.5rem;
  --fs-2xl: 2rem;
  --fs-3xl: 2.5rem;

  /* Espaciado */
  --sp-xs: 0.25rem;
  --sp-sm: 0.5rem;
  --sp-md: 1rem;
  --sp-lg: 1.5rem;
  --sp-xl: 2rem;
  --sp-2xl: 3rem;
  --sp-3xl: 5rem;

  /* Bordes redondeados */
  --radius-sm: 0.5rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
  --radius-full: 9999px;

  /* Transiciones */
  --transition-fast: 0.2s ease;
  --transition-base: 0.35s ease;
  --transition-slow: 0.6s ease;

  /* Sombras */
  --shadow-card: 0 4px 32px rgba(0, 0, 0, 0.45);
  --shadow-accent: 0 0 40px var(--color-accent-glow);

  /* imágenes */
  --img-about: url("fotoPro.jpeg");
  --img-portada: url("fotoPortada.jpeg");
}

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

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

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Selección de texto — anaranjado */
::selection {
  background-color: var(--color-accent);
  color: var(--color-bg);
}

::-moz-selection {
  background-color: var(--color-accent);
  color: var(--color-bg);
}

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

img,
svg {
  max-width: 100%;
  display: block;
}

ul {
  list-style: none;
}

/* utilidades */
.container {
  width: 100%;
  max-width: 1160px;
  margin-inline: auto;
  padding-inline: var(--sp-lg);
}

.section {
  padding-block: var(--sp-3xl);
}

.section__title {
  font-family: var(--font-heading);
  font-size: var(--fs-2xl);
  font-weight: 800;
  text-align: center;
  margin-bottom: var(--sp-sm);
  line-height: 1.2;
}

.section__subtitle {
  color: var(--color-text-muted);
  text-align: center;
  font-size: var(--fs-base);
  margin-bottom: var(--sp-2xl);
}

.text-gradient {
  background: linear-gradient(
    135deg,
    var(--color-accent),
    var(--color-pink)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

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

/* botones */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-sm);
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--fs-sm);
  letter-spacing: 0.02em;
  cursor: pointer;
  border: none;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.btn--primary {
  background: linear-gradient(
    135deg,
    var(--color-accent-dark),
    var(--color-pink)
  );
  color: #fff;
  box-shadow: 0 4px 20px var(--color-accent-glow);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--color-accent-glow),
    0 4px 16px var(--color-pink-glow);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border: 1.5px solid var(--color-border);
}

.btn--ghost:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: rgba(129, 140, 248, 0.07);
}

.btn--wide {
  width: 100%;
}

/* nav */
#header {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: 900;
  background: var(--color-nav-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition-base);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--sp-md);
}

.nav__logo {
  font-family: var(--font-heading);
  font-size: var(--fs-xl);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
}

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

.nav__toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--sp-sm);
  z-index: 901;
}

.nav__toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: var(--radius-full);
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.nav__toggle.active .nav__toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__toggle.active .nav__toggle-bar:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.nav__toggle.active .nav__toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav__menu {
  position: fixed;
  inset-block: 0;
  inset-inline-end: -100%;
  width: min(280px, 80vw);
  background: var(--color-surface);
  border-left: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--sp-xl);
  transition: inset-inline-end var(--transition-base);
  z-index: 900;
}

.nav__menu.open {
  inset-inline-end: 0;
}

.nav__link {
  font-family: var(--font-heading);
  font-size: var(--fs-lg);
  font-weight: 600;
  color: var(--color-text-muted);
  position: relative;
  transition: color var(--transition-fast);
}

.nav__link::after {
  content: "";
  position: absolute;
  inset-block-end: -4px;
  inset-inline-start: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(
    to right,
    var(--color-accent),
    var(--color-pink)
  );
  border-radius: var(--radius-full);
  transition: width var(--transition-base);
}

.nav__link:hover,
.nav__link.active {
  color: var(--color-text);
}

.nav__link:hover::after,
.nav__link.active::after {
  width: 100%;
}

/* hero */
.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding-block-start: 80px;
  padding-block-end: var(--sp-3xl);
  padding-inline: var(--sp-lg);
  position: relative;
  overflow: hidden;
}

.hero__glow {
  position: absolute;
  border-radius: var(--radius-full);
  pointer-events: none;
  filter: blur(80px);
  z-index: 0;
}

.hero__glow--top {
  width: 500px;
  height: 500px;
  background: radial-gradient(
    circle,
    rgba(192, 122, 58, 0.22) 0%,
    transparent 70%
  );
  top: -15%;
  right: -10%;
}

.hero__glow--bottom {
  width: 360px;
  height: 360px;
  background: radial-gradient(
    circle,
    rgba(160, 90, 20, 0.18) 0%,
    transparent 70%
  );
  bottom: 5%;
  left: -10%;
}

.hero__body {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--sp-2xl);
  z-index: 1;
}

.hero__text {
  max-width: 660px;
}

.hero__greeting {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--sp-sm);
}

.hero__name {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 9vw, 5.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.05;
  margin-bottom: var(--sp-md);
}

.hero__tagline {
  font-family: var(--font-heading);
  font-size: clamp(1rem, 3.5vw, 1.6rem);
  font-weight: 300;
  color: var(--color-accent);
  min-height: 2.2em;
  margin-bottom: var(--sp-lg);
}

.hero__cursor {
  animation: blink 1s step-end infinite;
  color: var(--color-pink);
}

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

.hero__bio {
  color: var(--color-text-muted);
  font-size: var(--fs-base);
  line-height: 1.8;
  max-width: 520px;
  margin: 0 auto var(--sp-xl);
}

.hero__buttons {
  display: flex;
  gap: var(--sp-md);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--sp-lg);
}

.hero__socials {
  display: flex;
  gap: var(--sp-md);
  justify-content: center;
}

.hero__social-link {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-sm);
  padding: 0.5rem 1.1rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  font-size: var(--fs-sm);
  font-family: var(--font-heading);
  font-weight: 500;
  color: var(--color-text-muted);
  transition: all var(--transition-base);
}

.hero__social-link:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: rgba(129, 140, 248, 0.06);
  transform: translateY(-1px);
}

/* Foto lateral hero */
.hero__visual {
  display: none;
}

.hero__photo {
  width: 100%;
  height: 100%;
  background-image: var(--img-portada);
  background-size: cover;
  -webkit-mask-image: linear-gradient(to bottom, black 0%, black 72%, transparent 100%);
  mask-image: linear-gradient(to bottom, black 0%, black 72%, transparent 100%);
}

/* Indicador de scroll */
.hero__scroll {
  position: absolute;
  bottom: var(--sp-xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-sm);
  color: var(--color-text-faint);
  font-size: var(--fs-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  animation: bounce-y 2s ease-in-out infinite;
}

.hero__scroll-line {
  width: 1px;
  height: 36px;
  background: linear-gradient(to bottom, var(--color-accent), transparent);
}

@keyframes bounce-y {
  0%,
  100% {
    transform: translateX(-50%) translateY(0);
  }
  50% {
    transform: translateX(-50%) translateY(7px);
  }
}

/* sobre mí */
.about {
  background: var(--color-surface);
}

.about__grid {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-2xl);
}

.about__media {
  position: relative;
  flex-shrink: 0;
}

.about__photo-frame {
  position: relative;
  width: 240px;
  height: 280px;
}

.about__photo-inner {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-lg);
  /* URL definida en :root */
  background-image: var(--img-about);
  background-size: cover;
  background-position: center top;
  border: 2px solid var(--color-border);
  box-shadow: var(--shadow-accent);
  background-color: var(--color-card);
}

.about__photo-badge {
  position: absolute;
  bottom: -14px;
  right: -14px;
  background: linear-gradient(
    135deg,
    var(--color-accent-dark),
    var(--color-pink)
  );
  padding: 0.45rem 1rem;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: #fff;
  box-shadow: var(--shadow-accent);
  white-space: nowrap;
}

.about__body {
  max-width: 580px;
}

.about__text {
  color: var(--color-text-muted);
  line-height: 1.85;
  margin-bottom: var(--sp-md);
}

.about__stats {
  display: flex;
  flex-direction: column;
  gap: var(--sp-md);
  margin-block: var(--sp-xl);
  padding: var(--sp-lg);
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.about__stat {
  display: flex;
  align-items: center;
  gap: var(--sp-md);
}

.about__stat-icon {
  font-size: 1.25rem;
  flex-shrink: 0;
}

.about__stat-label {
  display: block;
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.about__stat-value {
  display: block;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--fs-base);
}

/* habilidades */
.skills__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-lg);
}

.skill-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--sp-xl);
  display: flex;
  flex-direction: column;
  gap: var(--sp-sm);
  transition: all var(--transition-base);
  opacity: 0;
  transform: translateY(28px);
}

.skill-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.skill-card:hover {
  background: var(--color-card-hover);
  border-color: var(--color-accent);
  transform: translateY(-5px);
  box-shadow: var(--shadow-accent);
}

.skill-card__icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: rgba(232, 162, 90, 0.1);
  border: 1px solid rgba(232, 162, 90, 0.2);
  color: var(--color-accent);
  margin-bottom: var(--sp-sm);
  transition: background var(--transition-base), border-color var(--transition-base);
}

.skill-card:hover .skill-card__icon {
  background: rgba(232, 162, 90, 0.18);
  border-color: var(--color-accent);
}

.skill-card__name {
  font-family: var(--font-heading);
  font-size: var(--fs-lg);
  font-weight: 700;
}

.skill-card__desc {
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
  line-height: 1.7;
  flex: 1;
}

.skill-card__tag {
  display: inline-block;
  margin-top: var(--sp-sm);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  background: rgba(232, 162, 90, 0.12);
  border: 1px solid rgba(232, 162, 90, 0.25);
  color: var(--color-accent);
  font-size: var(--fs-xs);
  font-family: var(--font-heading);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  align-self: flex-start;
}

/* proyectos */
.projects {
  background: var(--color-surface);
}

.projects__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-xl);
}

.project-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

.project-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-6px);
  box-shadow: var(--shadow-accent);
}

.project-card__thumb {
  height: 200px;
  background-size: cover;
  background-position: center;
  position: relative;
  overflow: hidden;
}

.project-card__thumb--1 {
  background-image: var(--img-project-1);
}

.project-card__thumb--2 {
  background-image: var(--img-project-2);
}

.project-card__thumb--3 {
  background-image: var(--img-project-3);
}

.project-card__overlay {
  position: absolute;
  inset: 0;
  background: rgba(7, 7, 26, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-base);
  backdrop-filter: blur(2px);
}

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

.project-card__cta {
  padding: 0.6rem 1.4rem;
  background: linear-gradient(
    135deg,
    var(--color-accent-dark),
    var(--color-pink)
  );
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--fs-sm);
  color: #fff;
  transition: transform var(--transition-fast);
}

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

.project-card__body {
  padding: var(--sp-lg);
}

.project-card__tag {
  font-size: var(--fs-xs);
  color: var(--color-accent);
  font-family: var(--font-heading);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.project-card__title {
  font-family: var(--font-heading);
  font-size: var(--fs-lg);
  font-weight: 700;
  margin-block: var(--sp-xs) var(--sp-sm);
}

.project-card__desc {
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
  line-height: 1.75;
}

/* contacto */
.contact__layout {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2xl);
}

.contact__channels {
  display: flex;
  flex-direction: column;
  gap: var(--sp-md);
}

.contact__card {
  display: flex;
  align-items: center;
  gap: var(--sp-md);
  padding: var(--sp-lg);
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.contact__card:hover {
  border-color: var(--color-accent);
  background: var(--color-card-hover);
  transform: translateX(4px);
}

.contact__card-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.contact__card-label {
  display: block;
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--sp-xs);
}

.contact__card-value {
  display: block;
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: var(--fs-sm);
  transition: color var(--transition-fast);
}

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

.btn--whatsapp {
  background: linear-gradient(135deg, #25d366, #128c7e);
  color: #fff;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3);
  font-size: var(--fs-base);
  padding: 1rem 2.25rem;
}

.btn--whatsapp:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(37, 211, 102, 0.45);
}

.contact__cta {
  display: flex;
  justify-content: center;
  margin-bottom: var(--sp-2xl);
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-md);
}

/* footer */
#footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding-block: var(--sp-xl);
}

.footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-md);
  text-align: center;
}

.footer__logo {
  font-family: var(--font-heading);
  font-size: var(--fs-xl);
  font-weight: 800;
  letter-spacing: -0.04em;
}

.footer__copy {
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
}

.footer__nav {
  display: flex;
  gap: var(--sp-lg);
}

.footer__link {
  font-size: var(--fs-sm);
  font-family: var(--font-heading);
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

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

/* scroll top */
.scroll-top {
  position: fixed;
  bottom: var(--sp-xl);
  right: var(--sp-xl);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: linear-gradient(
    135deg,
    var(--color-accent-dark),
    var(--color-pink)
  );
  color: #fff;
  border: none;
  font-size: 1.1rem;
  cursor: pointer;
  display: grid;
  place-items: center;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: all var(--transition-base);
  box-shadow: var(--shadow-accent);
  z-index: 800;
}

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

.scroll-top:hover {
  transform: translateY(-3px);
}

/* tablet */
@media (min-width: 768px) {
  .section__title {
    font-size: var(--fs-3xl);
  }

  .nav__toggle {
    display: none;
  }

  .nav__menu {
    position: static;
    width: auto;
    height: auto;
    background: transparent;
    border: none;
    flex-direction: row;
    gap: var(--sp-xl);
  }

  .nav__link {
    font-size: var(--fs-sm);
  }

  /* layout del hero en tablet */
  .hero__body {
    flex-direction: row;
    text-align: left;
    justify-content: space-between;
    align-items: center;
  }

  .hero__bio {
    margin-inline: 0;
  }

  .hero__buttons {
    justify-content: flex-start;
  }

  .hero__socials {
    justify-content: flex-start;
  }

  /* foto lateral visible */
  .hero__visual {
    display: block;
    flex-shrink: 0;
    width: 300px;
    height: 460px;
  }

  .about__grid {
    flex-direction: row;
    align-items: flex-start;
  }

  .about__stats {
    flex-direction: row;
    justify-content: space-between;
  }

  .about__stat {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--sp-xs);
  }

  .skills__grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

/* desktop */
@media (min-width: 1024px) {
  .projects__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .hero__visual {
    width: 400px;
    height: 560px;
  }

  .project-card__thumb {
    height: 230px;
  }

  .about__photo-frame {
    width: 280px;
    height: 330px;
  }
}