/* Fonts locales */
@font-face{
  font-family: "Playfair Display";
  src: url("../fonts/PlayfairDisplay-Regular.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face{
  font-family: "Barlow";
  src: url("../fonts/Barlow-Light.ttf") format("truetype");
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}
@font-face{
  font-family: "Barlow";
  src: url("../fonts/Barlow-Bold.ttf") format("truetype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

/* Tokens */
:root{
  --brand-red: #E02018;
  --brand-black: #0A0A0A;
  --brand-white: #FFFFFF;

  --text-1: #141414;
  --text-2: #4A4A4A;

  --bg-1: #FFFFFF;
  --bg-2: #FAFAFA;

  --border: #E8E8E8;

  --ff-heading: "Playfair Display", ui-serif, Georgia, serif;
  --ff-body: "Barlow", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;

  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 10px;

  --shadow-1: 0 6px 30px rgba(0,0,0,.08);
  --shadow-2: 0 10px 40px rgba(0,0,0,.10);

  --container: min(1120px, 92vw);

  --space-1: .5rem;
  --space-2: .75rem;
  --space-3: 1rem;
  --space-4: 1.25rem;
  --space-5: 1.75rem;
  --space-6: 2.25rem;
  --space-7: 3rem;
  --space-8: 4rem;
}

/* Reset */
*,
*::before,
*::after{ box-sizing: border-box; }
html,body{ margin:0; padding:0; }
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
button{ font:inherit; cursor:pointer; }

/* Base */
body{
  font-family: var(--ff-body);
  color: var(--text-1);
  background: var(--bg-1);
  line-height: 1.6;
}
.container{ width: var(--container); margin-inline: auto; }

/* Header */
.site-header{
  position: sticky; top: 0; z-index: 20;
  background: rgba(255,255,255,.85);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border);
}
.header__inner{
  display:flex; align-items:center; justify-content:space-between;
  padding: var(--space-3) 0;
}
.brand__logo{ height: 32px; }
.brand__logo--sm{ height: 24px; }
.site-nav__list{
  display:flex; gap: var(--space-4);
  list-style:none; margin:0; padding:0;
}

/* icon styles */
.site-nav__link svg,
.footer__social svg {
  width: 18px;
  height: 18px;
}

.site-nav--inline .site-nav__list {
  display: flex;
  align-items: center;
  gap: .75rem;               /* separa los iconos */
}

.site-nav--inline .site-nav__link {
  background: transparent;
  width: auto;
  height: auto;
  padding: 0;
  border-radius: 0;

  color: var(--text-1);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: color .2s ease, transform .12s ease;
}

.site-nav--inline .site-nav__link:hover {
  color: var(--brand-red);
  transform: translateY(-1px);
}

.site-nav--inline .site-nav__link:focus-visible {
  outline: 3px solid rgba(224,32,24,.35);
  outline-offset: 3px;
  border-radius: 6px;
}

.site-nav--inline .site-nav__link svg {
  width: 20px;
  height: 20px;
}

@media (max-width: 48rem){
  .site-nav--inline .site-nav__list { gap: 1rem; }
}



/* Hero */
.hero{
  padding: clamp(2rem, 5vw, 5rem) 0;
  background:
    radial-gradient(60% 80% at 20% 10%, rgba(224,32,24,.08), transparent 60%),
    radial-gradient(60% 80% at 80% 20%, rgba(224,32,24,.06), transparent 60%),
    var(--bg-1);
}
.hero__grid{
  display:grid; gap: var(--space-7);
  grid-template-columns: 1.1fr .9fr;
  align-items: start;
}
.hero__title{
  font-family: var(--ff-heading);
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  line-height: 1.15;
  margin: 0 0 var(--space-3);
  letter-spacing: .2px;
}
.hero__title span{ color: var(--brand-red); }
.hero__subtitle{
  font-size: clamp(1.05rem, 1.6vw, 1.15rem);
  color: var(--text-2);
  margin: 0 0 var(--space-4);
}

.hero__bullets{
  margin: 0;
  padding: 0;
  list-style: none;          
  display: grid;
  gap: .5rem;
}

.hero__bullets li{
  position: relative;
  padding-left: 1.6rem;      
}

.hero__bullets li::before{
  content: "✓";
  position: absolute;
  left: 0;
  top: .15rem;
  font-weight: 700;
  color: var(--brand-red);
  font-family: "Segoe UI Symbol", "Apple Color Emoji", "Noto Color Emoji", system-ui, sans-serif;
}


.signup{
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-1);
}
.signup__title{
  font-family: var(--ff-heading);
  font-size: 1.5rem; margin:0 0 var(--space-4);
}
.signup__field{ margin-bottom: var(--space-4); }
.signup__label{
  display:block; margin-bottom:.4rem; font-weight:700;
}
.signup__input{
  width:100%;
  border:1px solid var(--border);
  border-radius: 12px;
  padding: .9rem 1rem;
  outline: none;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.signup__input:focus{
  border-color: var(--brand-red);
  box-shadow: 0 0 0 4px rgba(224,32,24,.12);
}
.signup__legal{
  font-size:.85rem; color: var(--text-2);
  margin-top: var(--space-3);
}

/* Buttons */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  border-radius: 999px;
  padding: .85rem 1.15rem;
  font-weight:700; border: 2px solid transparent;
}
.btn--primary{
  background: var(--brand-red);
  color: var(--brand-white);
}
.btn--primary:hover{ filter: saturate(1.05) brightness(.98); }
.btn--ghost{
  background: transparent;
  color: var(--brand-red);
  border-color: var(--brand-red);
}
.btn--ghost:hover{ background: rgba(224,32,24,.06); }

/* Features */
.features{
  padding: var(--space-8) 0 var(--space-7);
  background: var(--bg-1);
}
.section-title{
  font-family: var(--ff-heading);
  font-size: clamp(1.6rem, 3.2vw, 2rem);
  margin: 0 0 var(--space-5);
}
.features__grid{
  display:grid; gap: var(--space-4);
  grid-template-columns: repeat(3, 1fr);
}
.feature-card{
  padding: var(--space-5);
  border:1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg-2);
}
.feature-card__title{
  font-weight:700; margin:0 0 .4rem; letter-spacing:.2px;
}

/* Highlight */
.highlight{ padding: var(--space-8) 0; background: var(--bg-1); }
.highlight__grid{
  display:grid; gap: var(--space-6);
  grid-template-columns: 1.1fr .9fr;
  align-items:center;
}

.highlight__copy p{ color: var(--text-2); }

/* Collage de portadas dentro de highlight */
.covers {
  display: grid;
  gap: .75rem;
  grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 64rem) {  /* <= 1024px */
  .covers { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 30rem) {  /* <= 480px */
  .covers { grid-template-columns: 1fr; }
}

.cover {
  position: relative;
  aspect-ratio: 3 / 4;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-1);
  background: #f4f4f4;
}

.cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}



/* Testimonials */
.testimonials{ padding: var(--space-8) 0; background: var(--bg-2); }
.testimonials__grid{
  display:grid; gap: var(--space-4);
  grid-template-columns: repeat(3, 1fr);
}

.testimonial{
  border:1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg-1);
  padding: var(--space-5);
}

.testimonial__quote{
  margin: 0 0 .75rem; font-style: italic;
  quotes: "“" "”" "‘" "’";
}
.testimonial__quote:before{ content: open-quote; }
.testimonial__quote:after{ content: close-quote; }
.testimonial__author{ font-weight: 700; }

.testimonial__avatar-fallback {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--brand-red);
  color: var(--brand-white);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--ff-body);
  font-size: 1rem;
  margin-bottom: var(--space-3);
}


/* Footer */
.site-footer{
  border-top:1px solid var(--border);
  background: var(--bg-1);
  padding: var(--space-7) 0;
}
.footer__grid{
  display:grid; gap: var(--space-4);
  grid-template-columns: 1.2fr 1fr 1fr;
  align-items:start;
}
.footer__nav, .footer__social{
  display:flex; flex-wrap:wrap; gap: .75rem 1.25rem;
}
.footer__text{ color: var(--text-2); }

.footer__social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--brand-red);
  color: var(--brand-white);
  transition: background 0.2s ease;
}

.footer__social a:hover {
  background: #b81512; 
}

.footer__social svg {
  width: 18px;
  height: 18px;
}


@media (max-width: 64rem){
  .hero__grid,
  .highlight__grid{
    grid-template-columns: 1fr;
  }
}

/* <= 768px */
@media (max-width: 48rem){
  .features__grid{ grid-template-columns: 1fr 1fr; }
  .testimonials__grid{ grid-template-columns: 1fr 1fr; }
  .header__inner{ gap: 1rem; }
  .site-nav__list{ gap: 1rem; }
}

/* <= 480px */
@media (max-width: 30rem){
  .features__grid,
  .testimonials__grid{ grid-template-columns: 1fr; }
  .signup{ padding: var(--space-5); }
  .site-nav{ display: block; }
}

/* Estados de error en inputs */
.is-invalid {
  border-color: #E02018;
  box-shadow: 0 0 0 4px rgba(224,32,24,.12);
}

/* Texto de error */
.field-error {
  display: block;
  margin-top: .35rem;
  font-size: .9rem;
  color: #B00020;
  font-weight: 700;
}

/* Mensaje global del formulario */
.form-message {
  margin-top: 1rem;
  padding: .85rem 1rem;
  border-radius: 10px;
  font-weight: 700;
  border: 1px solid transparent;
}

/* Éxito */
.form-message--success {
  color: #0E7A3E;
  background: #E6F4EA;
  border-color: #B9E5C9;
}

/* Error */
.form-message--error {
  color: #7A0E1B;
  background: #FBE9EB;
  border-color: #F3C5CC;
}