/* Persianas Alicante — main.css | mobile first */

:root {
  --primary: #1e6b8c;
  --primary-dark: #155a75;
  --primary-light: #3d8aad;
  --secondary: #1e293b;
  --accent: #16a34a;
  --accent-dark: #15803d;
  --light: #f1f5f9;
  --dark: #0f172a;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --white: #ffffff;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.12);
  --radius-sm: 0.375rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --transition: 0.25s ease;
  --header-height: 3.75rem;
  --header-offset: calc(var(--header-height) + env(safe-area-inset-top, 0px));
  --container-max: 72rem;
  --z-header: 100;
  --float-btn-size: 3.25rem;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-offset);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--secondary);
  background: var(--white);
  overflow-x: hidden;
}

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

a {
  color: var(--primary);
  text-decoration: none;
  transition: var(--transition);
}

a:hover, a:focus-visible { color: var(--primary-dark); }

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 2px;
}

ul, ol { list-style: none; }

h1, h2, h3 { color: var(--dark); line-height: 1.25; font-weight: 700; }
h1 { font-size: clamp(1.625rem, 4.5vw, 2.25rem); }
h2 { font-size: clamp(1.375rem, 3.5vw, 1.875rem); }
h3 { font-size: clamp(1.0625rem, 2.5vw, 1.25rem); }

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 9999;
  padding: 0.75rem 1.25rem;
  background: var(--primary);
  color: var(--white);
  border-radius: var(--radius-sm);
  font-weight: 600;
}

.skip-link:focus { top: 1rem; color: var(--white); }

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: 1rem;
}

.section { padding-block: 3rem; }
.section--alt { background: var(--light); }

.section__header { margin-bottom: 2rem; max-width: 40rem; }
.section__header--center { margin-inline: auto; text-align: center; }
.section__label {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--primary);
  margin-bottom: 0.5rem;
}
.section__subtitle { color: var(--gray-600); font-size: 1.0625rem; }
.section__intro { color: var(--gray-600); margin-top: 1rem; font-size: 0.9375rem; }

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-header);
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  padding-top: env(safe-area-inset-top, 0px);
}

.header--scrolled { box-shadow: var(--shadow-sm); }

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: var(--header-height);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  color: var(--dark);
  font-weight: 700;
  min-width: 0;
}

.logo:hover, .logo:focus-visible { color: var(--primary); }

.logo__mark {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  height: 2.375rem;
  width: auto;
}

.logo__img {
  display: block;
  height: 100%;
  width: auto;
  max-height: 2.375rem;
  object-fit: contain;
}

.logo__text { display: flex; flex-direction: column; line-height: 1.15; min-width: 0; }
.logo__line--top { font-size: 0.6875rem; letter-spacing: 0.04em; color: var(--gray-500); }
.logo__line--bottom { font-size: 0.8125rem; letter-spacing: 0.02em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.nav { display: none; }

.nav__list { display: flex; gap: 1.25rem; }

.nav__link {
  color: var(--secondary);
  font-weight: 500;
  font-size: 0.9375rem;
}

.nav__link:hover { color: var(--primary); }

.header__cta { display: none; }

.menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0.5rem;
  border: none;
  background: transparent;
  cursor: pointer;
}

.menu-toggle__bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--dark);
  border-radius: 1px;
  transition: var(--transition);
}

.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-header) - 1);
  padding: calc(var(--header-offset) + 1rem) 1rem 2rem;
  background: var(--white);
  transform: translateY(-100%);
  opacity: 0;
  visibility: hidden;
  transition: transform 0.3s ease, opacity 0.3s ease, visibility 0.3s;
  overflow-y: auto;
}

.mobile-nav.is-open {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
  z-index: calc(var(--z-header) + 1);
}

.mobile-nav__list { display: flex; flex-direction: column; gap: 0.25rem; }

.mobile-nav__link {
  display: block;
  padding: 0.875rem 0;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--dark);
  border-bottom: 1px solid var(--gray-200);
}

.mobile-nav__cta {
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.2;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
}

.btn svg { width: 1.125rem; height: 1.125rem; flex-shrink: 0; }
.btn--lg { padding: 0.75rem 1.5rem; font-size: 1rem; }
.btn--primary { background: var(--primary); color: var(--white); border-color: var(--primary); }
.btn--primary:hover, .btn--primary:focus-visible { background: var(--primary-dark); color: var(--white); border-color: var(--primary-dark); }
.btn--accent { background: var(--accent); color: var(--white); border-color: var(--accent); }
.btn--accent:hover, .btn--accent:focus-visible { background: var(--accent-dark); color: var(--white); }
.btn--outline { background: transparent; color: var(--white); border-color: rgba(255, 255, 255, 0.85); }
.btn--outline:hover, .btn--outline:focus-visible { background: rgba(255, 255, 255, 0.12); color: var(--white); }
.btn--dark { background: var(--dark); color: var(--white); border-color: var(--dark); }
.btn--dark:hover { background: var(--secondary); color: var(--white); }

.btn-group { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.btn-group--center { justify-content: center; }

/* Hero compacto */
.hero {
  padding-top: calc(var(--header-offset) + 1.5rem);
  padding-bottom: 2.25rem;
  background: linear-gradient(145deg, var(--secondary) 0%, var(--dark) 100%);
  color: var(--white);
}

.hero__inner {
  display: grid;
  gap: 1.5rem;
  align-items: center;
}

.hero h1 {
  color: var(--white);
  margin-bottom: 0.75rem;
  font-size: clamp(1.875rem, 5.5vw, 2.75rem);
}

.hero__title-line2 {
  display: inline;
  white-space: nowrap;
}

@media (min-width: 768px) {
  .hero__title-line2 {
    display: block;
    margin-top: 0.125rem;
  }
}

.hero__chips--above-title {
  margin-top: 0;
  margin-bottom: 0.75rem;
}

.hero__chips--above-actions {
  margin-top: 0;
  margin-bottom: 0.75rem;
}

.hero__subtitle {
  color: var(--gray-300);
  font-size: 1.0625rem;
  max-width: 34rem;
  margin-bottom: 1.25rem;
}

.hero__subtitle-link {
  color: var(--white);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.hero__subtitle-link:hover,
.hero__subtitle-link:focus-visible {
  color: var(--gray-200);
}


.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.625rem;
  align-items: center;
}

.hero__phone {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--white);
  padding: 0.5rem 0;
}

.hero__phone:hover { color: var(--gray-200); }

.hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.hero__chip {
  font-size: 0.8125rem;
  padding: 0.35rem 0.75rem;
  border-radius: 2rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--gray-300);
}

.hero__aside {
  background: rgba(255, 255, 255, 0.97);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  color: var(--secondary);
  box-shadow: var(--shadow-lg);
}

.hero__aside-title {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.hero__aside-list li {
  position: relative;
  padding-left: 1rem;
  margin-bottom: 0.375rem;
  font-size: 0.9375rem;
  color: var(--gray-600);
}

.hero__aside-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background: var(--accent);
}

/* Cards */
.cards-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}

.cards-grid--3 { grid-template-columns: 1fr; }

.service-block {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.service-block__icon {
  width: 2.75rem;
  height: 2.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(30, 107, 140, 0.1);
  color: var(--primary);
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
}

.service-block__icon svg { width: 1.5rem; height: 1.5rem; }

.service-block ul {
  margin-top: 0.75rem;
  padding-left: 0;
}

.service-block li {
  position: relative;
  padding-left: 1.125rem;
  margin-bottom: 0.375rem;
  font-size: 0.9375rem;
  color: var(--gray-600);
}

.service-block li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}

.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.375rem;
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
}

.card__icon {
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.card__icon svg { width: 1.375rem; height: 1.375rem; }

.card__title { margin-bottom: 0.5rem; }
.card__text { font-size: 0.9375rem; color: var(--gray-600); }

/* Process */
.process { display: grid; gap: 1rem; }

.process__step {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1rem;
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-200);
}

.process__number {
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary);
  color: var(--white);
  font-weight: 700;
  font-size: 0.875rem;
  border-radius: 50%;
}

.process__content h3 { margin-bottom: 0.25rem; font-size: 1rem; }
.process__content p { font-size: 0.9375rem; color: var(--gray-600); }

/* FAQ */
.faq-list { max-width: 42rem; margin-inline: auto; }

.faq-item {
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  margin-bottom: 0.75rem;
  overflow: hidden;
  background: var(--white);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.125rem;
  text-align: left;
  font-size: 1rem;
  font-weight: 600;
  color: var(--dark);
  background: transparent;
  border: none;
  cursor: pointer;
}

.faq-question__icon {
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
  transition: transform 0.25s ease;
}

.faq-item.is-open .faq-question__icon { transform: rotate(180deg); }

.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.25s ease;
}

.faq-item.is-open .faq-answer { grid-template-rows: 1fr; }

.faq-answer__inner {
  overflow: hidden;
  padding: 0 1.125rem;
  font-size: 0.9375rem;
  color: var(--gray-600);
}

.faq-item.is-open .faq-answer__inner { padding-bottom: 1rem; }

/* CTA */
.cta-banner {
  padding: 2.5rem 0;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--white);
  text-align: center;
}

.cta-banner__title { color: var(--white); margin-bottom: 0.5rem; }
.cta-banner__text { color: rgba(255, 255, 255, 0.9); margin-bottom: 1.25rem; max-width: 32rem; margin-inline: auto; }

/* Reseñas */
.reviews-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}

.review-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 1.375rem 1.5rem;
  box-shadow: var(--shadow-sm);
}

.review-card__header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.review-card__author {
  font-weight: 700;
  color: var(--dark);
  margin: 0;
}

.review-card__stars {
  color: #eab308;
  font-size: 0.9375rem;
  letter-spacing: 0.05em;
  margin: 0;
}

.review-card__quote {
  margin: 0;
  border: none;
  padding: 0;
}

.review-card__quote p {
  font-size: 0.9375rem;
  color: var(--gray-600);
  font-style: italic;
  margin: 0;
}

.review-card__quote p::before {
  content: "«";
}

.review-card__quote p::after {
  content: "»";
}

@media (min-width: 768px) {
  .reviews-grid {
    grid-template-columns: repeat(3, 1fr);
    align-items: stretch;
  }
}

/* Contact */
.contact-grid {
  display: grid;
  gap: 2rem;
}

.contact-info__item {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.contact-info__icon {
  width: 2.5rem;
  height: 2.5rem;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(30, 107, 140, 0.1);
  color: var(--primary);
  border-radius: var(--radius-md);
}

.contact-info__icon svg { width: 1.25rem; height: 1.25rem; }

.contact-form {
  background: var(--light);
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-200);
}

.form-group { margin-bottom: 1rem; }

.form-label {
  display: block;
  font-weight: 600;
  font-size: 0.875rem;
  margin-bottom: 0.375rem;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 0.625rem 0.875rem;
  font: inherit;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-sm);
  background: var(--white);
}

.form-textarea { min-height: 6rem; resize: vertical; }

.form-group.has-error .form-input,
.form-group.has-error .form-textarea { border-color: #dc2626; }

.form-error {
  display: none;
  font-size: 0.8125rem;
  color: #dc2626;
  margin-top: 0.25rem;
}

.form-group.has-error .form-error { display: block; }

.coverage-note {
  font-size: 0.9375rem;
  color: var(--gray-600);
  padding: 1rem 1.25rem;
  background: var(--white);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--primary);
}

/* Footer */
.footer {
  background: var(--dark);
  color: var(--gray-300);
  padding: 2.5rem 0 1.5rem;
  padding-bottom: calc(5rem + env(safe-area-inset-bottom, 0px));
}

.footer a { color: var(--gray-200); }
.footer a:hover { color: var(--white); }

.footer__grid {
  display: grid;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.footer__brand { font-weight: 700; color: var(--white); margin-bottom: 0.5rem; }
.footer__seo-text { font-size: 0.875rem; line-height: 1.55; }

.footer__heading {
  color: var(--white);
  font-size: 0.9375rem;
  margin-bottom: 0.75rem;
}

.footer__links li { margin-bottom: 0.375rem; }
.footer__links a { font-size: 0.875rem; }

.footer__contact-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
}

.footer__contact-item svg { width: 1rem; height: 1rem; flex-shrink: 0; }

.footer__bottom {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.8125rem;
}

.footer__legal { display: flex; flex-wrap: wrap; gap: 1rem; }

/* Floating UI */
.mobile-call-bar,
.whatsapp-float {
  position: fixed;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  width: var(--float-btn-size);
  height: var(--float-btn-size);
  border-radius: 50%;
  box-shadow: var(--shadow-lg);
  bottom: calc(1rem + env(safe-area-inset-bottom, 0px));
}

.mobile-call-bar {
  right: 1rem;
  left: auto;
  background: var(--primary);
  color: var(--white);
}

.whatsapp-float {
  right: 1rem;
  left: auto;
  background: var(--accent);
  color: var(--white);
}

.mobile-call-bar svg,
.whatsapp-float svg { width: 1.375rem; height: 1.375rem; }

.back-to-top {
  position: fixed;
  right: 1rem;
  bottom: calc(5.5rem + env(safe-area-inset-bottom, 0px));
  z-index: 9998;
  width: 2.75rem;
  height: 2.75rem;
  border: none;
  border-radius: 50%;
  background: var(--secondary);
  color: var(--white);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(0.5rem);
  transition: var(--transition);
  box-shadow: var(--shadow-md);
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top svg { width: 1.25rem; height: 1.25rem; margin: auto; }

/* Cookie banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 10000;
  background: var(--white);
  border-top: 1px solid var(--gray-200);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.08);
  padding: 1rem 0;
  padding-bottom: calc(1rem + env(safe-area-inset-bottom, 0px));
}

.cookie-banner[hidden] { display: none !important; }

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

.cookie-banner__text { font-size: 0.875rem; color: var(--gray-600); }

.cookie-banner__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* Legal */
.legal-content {
  padding-top: calc(var(--header-offset) + 2rem);
  padding-bottom: 3rem;
}

.legal-content h1 { margin-bottom: 0.5rem; }

.legal-updated {
  color: var(--gray-500);
  font-size: 0.875rem;
  margin-bottom: 2rem;
}

.legal-content h2 {
  font-size: 1.25rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.legal-content p,
.legal-content li {
  color: var(--gray-600);
  margin-bottom: 0.75rem;
}

.legal-content ul { padding-left: 1.25rem; list-style: disc; }

.legal-pending {
  background: #fef3c7;
  border: 1px dashed #d97706;
  color: #92400e;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.875rem;
}

/* Animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(1rem);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 639px) {
  .whatsapp-float {
    left: 1rem;
    right: auto;
  }
}

@media (min-width: 640px) {
  .mobile-call-bar { display: none; }
  .header__cta { display: block; }
  .cards-grid--3 { grid-template-columns: repeat(2, 1fr); }
  .process { grid-template-columns: repeat(2, 1fr); }
  .cookie-banner__inner { flex-direction: row; align-items: center; }
  .cookie-banner__text { flex: 1; }
}

@media (min-width: 768px) {
  .logo__mark,
  .logo__img {
    max-height: 2.875rem;
  }

  .logo__mark {
    height: 2.875rem;
  }

  .nav { display: block; }
  .menu-toggle { display: none; }
  .mobile-nav { display: none !important; }
  .hero__inner {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 2rem;
  }
  .cards-grid--3 { grid-template-columns: repeat(3, 1fr); }
  .contact-grid { grid-template-columns: 1fr 1.1fr; align-items: start; }
  .footer__grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
  .footer__bottom { flex-direction: row; justify-content: space-between; align-items: center; }
  .footer { padding-bottom: 2rem; }
}

@media (min-width: 900px) {
  .cards-grid--services { grid-template-columns: repeat(3, 1fr); }
}

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