/* ========================================
   SPEAKER CLEANER PRO LANDING PAGE STYLES
   Complementa style.css y new_cards.css
   ======================================== */

/* ----------------------------------------
   VARIABLES DE COLOR
   ---------------------------------------- */
:root {
  --sc-dark:        #001A47;   /* fondo oscuro principal */
  --sc-mid:         #193A74;   /* fondo azul medio */
  --sc-indigo:      #1A237E;   /* fondo azul índigo */
  --sc-accent:      #4FC3F7;   /* azul claro / cian (acento) */
  --sc-accent-dark: #0288D1;   /* acento hover */
  --sc-white:       #FFFFFF;
  --sc-text-on-dark: #FFFFFF;
  --sc-text-body:   rgba(255, 255, 255, 0.80);
  --sc-text-muted:  rgba(255, 255, 255, 0.55);
  --sc-surface:     rgba(255, 255, 255, 0.08);
  --sc-border:      rgba(255, 255, 255, 0.12);
}

/* ----------------------------------------
   LANGUAGE SELECTOR (dentro del navbar)
   ---------------------------------------- */
.sc-navbar .lang-option {
  border-color: rgba(255, 255, 255, 0.25);
  color: rgba(255, 255, 255, 0.65);
}

.sc-navbar .lang-option:hover,
.sc-navbar .lang-option:focus-visible {
  box-shadow: 0 4px 14px rgba(0, 26, 71, 0.30),
              0 0 10px rgba(79, 195, 247, 0.35);
}

.sc-navbar .lang-option.is-active {
  border-color: rgba(79, 195, 247, 0.50);
  color: var(--sc-accent);
  box-shadow: 0 4px 14px rgba(0, 26, 71, 0.20);
}

/* ----------------------------------------
   NAVBAR
   ---------------------------------------- */
.sc-navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(0, 26, 71, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--sc-border);
}

.sc-navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 32px;
  height: 64px;
  max-width: 1200px;
  margin: 0 auto;
}

.sc-navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--sc-white);
  font-weight: 700;
  font-size: clamp(13px, 1.6vw, 17px);
  flex-shrink: 0;
  white-space: nowrap;
}

.sc-navbar-brand:hover { color: var(--sc-accent); text-decoration: none; }

.sc-navbar-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
}

.sc-brand-sub {
  font-weight: 400;
  color: var(--sc-accent);
}

.sc-navbar-links {
  display: flex;
  gap: clamp(10px, 1.6vw, 28px);
  align-items: center;
  flex: 1;
  justify-content: flex-end;
}

.sc-navbar-links a {
  color: var(--sc-text-body);
  text-decoration: none;
  font-size: clamp(11px, 1.2vw, 14px);
  font-weight: 500;
  transition: color 0.2s;
  white-space: nowrap;
}

.sc-navbar-links a:hover { color: var(--sc-accent); text-decoration: none; }

.sc-navbar-back {
  color: var(--sc-accent) !important;
  border: 1px solid rgba(79, 195, 247, 0.40);
  border-radius: 999px;
  padding: 5px 10px !important;
  line-height: 1;
}

.sc-navbar-back:hover,
.sc-navbar-back:focus {
  color: var(--sc-accent) !important;
  border-color: var(--sc-accent);
  background: rgba(79, 195, 247, 0.10);
  text-decoration: none !important;
}

.sc-navbar-right {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.sc-navbar-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.sc-navbar-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--sc-white);
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s;
}

.sc-navbar-toggle.is-active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.sc-navbar-toggle.is-active span:nth-child(2) { opacity: 0; }
.sc-navbar-toggle.is-active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.sc-navbar-mobile {
  display: none;
  flex-direction: column;
  background: var(--sc-dark);
  padding: 16px 32px 20px;
  gap: 14px;
  border-top: 1px solid var(--sc-border);
}

.sc-navbar-mobile.is-open { display: flex; }

.sc-navbar-mobile a {
  color: var(--sc-text-body);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  padding: 12px 0;
  border-bottom: 1px solid var(--sc-border);
  transition: color 0.2s;
}

.sc-navbar-mobile a:last-child {
  border-bottom: none;
}

.sc-navbar-mobile a:hover {
  color: var(--sc-accent);
  text-decoration: none;
}

.sc-navbar-back-mobile {
  color: var(--sc-accent) !important;
  margin-top: 4px;
}

/* Scroll offset para navbar fija */
section[id^="sc-"],
div[id^="sc-"],
#contact {
  scroll-margin-top: 74px;
}

/* ----------------------------------------
   SECCIONES BASE
   ---------------------------------------- */
#sc-hero,
.sc-section,
.sc-section-alt,
#sc-cta,
#contact {
  padding: 72px 0;
}

body {
  padding-top: 64px;
}

/* Hero — azul oscuro */
#sc-hero {
  background: var(--sc-dark);
  padding: 100px 0 80px;
}

/* Sección normal — azul medio */
.sc-section {
  background: var(--sc-mid);
}

/* Sección alternada — índigo */
.sc-section-alt {
  background: var(--sc-indigo);
}

/* CTA — azul oscuro */
#sc-cta {
  background: var(--sc-dark);
  padding: 100px 0;
}

/* Contacto — índigo */
#contact {
  background: var(--sc-indigo);
}

/* ----------------------------------------
   TIPOGRAFÍA COMÚN
   ---------------------------------------- */
.sc-section-label {
  display: inline-block;
  font-size: clamp(11px, 1.2vw, 13px);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--sc-accent);
  margin-bottom: 12px;
}

.sc-label-light { color: var(--sc-accent); }

.sc-section-h2 {
  font-size: clamp(26px, 4vw, 42px);
  font-weight: 800;
  color: var(--sc-white);
  line-height: 1.2;
  margin-bottom: 20px;
}

.sc-h2-light { color: var(--sc-white); }

.sc-section-text {
  font-size: clamp(15px, 1.8vw, 18px);
  color: var(--sc-text-body);
  line-height: 1.75;
}

/* ----------------------------------------
   HERO
   ---------------------------------------- */
.sc-hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  max-width: 1100px;
  margin: 0 auto;
}

.sc-hero-eyebrow {
  font-size: clamp(12px, 1.3vw, 14px);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--sc-accent);
  margin-bottom: 16px;
}

.sc-hero-headline {
  font-size: clamp(28px, 4.5vw, 52px);
  font-weight: 900;
  color: var(--sc-white);
  line-height: 1.15;
  margin-bottom: 20px;
}

.sc-hero-sub {
  font-size: clamp(15px, 1.8vw, 19px);
  color: var(--sc-text-body);
  line-height: 1.7;
  margin-bottom: 36px;
}

.sc-hero-img-wrap {
  position: relative;
  display: inline-block;
  overflow: hidden;
  -webkit-mask-image:
      linear-gradient(to bottom, transparent 0%, black 10%, black 82%, transparent 100%),
      linear-gradient(to right,  transparent 0%, black 8%, black 90%, transparent 100%);
  -webkit-mask-composite: destination-in;
  mask-image:
      linear-gradient(to bottom, transparent 0%, black 10%, black 82%, transparent 100%),
      linear-gradient(to right,  transparent 0%, black 8%, black 90%, transparent 100%);
  mask-composite: intersect;
}

.sc-hero-img {
  max-width: clamp(240px, 36vw, 400px);
  width: 100%;
}

.sc-store-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.sc-hero-mobile-buttons { display: none; }

/* ----------------------------------------
   PROBLEMA
   ---------------------------------------- */
.sc-problem-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "img label"
    "img title"
    "img text";
  gap: 0 48px;
  align-items: start;
  max-width: 1000px;
  margin: 0 auto;
}

.sc-problem-img {
  grid-area: img;
  max-width: clamp(240px, 30vw, 360px);
  width: 100%;
  object-fit: cover;
  display: block;
  filter: grayscale(1);
  -webkit-mask-image:
      linear-gradient(to bottom, transparent 0%, black 10%, black 82%, transparent 100%),
      linear-gradient(to right,  transparent 0%, black 8%, black 90%, transparent 100%);
  -webkit-mask-composite: destination-in;
  mask-image:
      linear-gradient(to bottom, transparent 0%, black 10%, black 82%, transparent 100%),
      linear-gradient(to right,  transparent 0%, black 8%, black 90%, transparent 100%);
  mask-composite: intersect;
}

.sc-problem-label { grid-area: label; margin-bottom: 8px; }
.sc-problem-h2    { grid-area: title; margin-bottom: 16px; }
.sc-problem-p     { grid-area: text; }

/* ----------------------------------------
   CARACTERÍSTICAS
   ---------------------------------------- */
.sc-features-header { margin-bottom: 48px; }

.sc-features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.sc-feature-card {
  background: var(--sc-surface);
  border: 1px solid var(--sc-border);
  border-radius: 16px;
  padding: 0;
  text-align: center;
  transition: transform 0.22s ease, border-color 0.22s ease;
}

.sc-feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--sc-accent);
}

.sc-feat-header {
  background: var(--sc-dark);
  padding: 18px 10px 0;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  border-radius: 16px 16px 0 0;
  min-height: 180px;
}

.sc-feature-img {
  width: 84%;
  height: auto;
  display: block;
  border-radius: 12px 12px 0 0;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.35);
}

.sc-feat-body {
  padding: 10px 20px 22px;
}

.sc-feature-card-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--sc-white);
  margin-top: 0;
  margin-bottom: 8px;
}

.sc-feature-card-text {
  font-size: 14px;
  color: var(--sc-text-body);
  line-height: 1.6;
  margin: 0;
}

/* ----------------------------------------
   VISUAL / MODOS
   ---------------------------------------- */
.sc-visual-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas:
    "title   video"
    "bullets video";
  column-gap: 64px;
  row-gap: 28px;
  align-items: start;
}

.sc-visual-title  { grid-area: title; align-self: end; }
.sc-visual-video  { grid-area: video; display: flex; justify-content: center; align-self: center; }
.sc-bullets       { grid-area: bullets; list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 18px; }

.sc-phone-frame {
  width: 220px;
  aspect-ratio: 9 / 19;
  background: #1a1a1a;
  border-radius: 36px;
  border: 6px solid #2e2e2e;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(255, 255, 255, 0.08);
  overflow: hidden;
  position: relative;
}

.sc-app-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.sc-bullet-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.sc-bullet-icon {
  flex-shrink: 0;
  width: 62px;
  height: 62px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(79, 195, 247, 0.12);
  border: 1px solid rgba(79, 195, 247, 0.22);
  border-radius: 12px;
  overflow: hidden;
  padding: 6px;
}

.sc-bullet-icon img {
  width: 50px;
  height: 50px;
  object-fit: contain;
}

.sc-icon-white {
  filter: brightness(0) invert(1);
}

.sc-mat-icon {
  font-size: 50px;
  color: var(--sc-accent);
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 40;
  line-height: 1;
  display: block;
  width: 50px;
  height: 50px;
  text-align: center;
}

.sc-mat-icon-fill {
  font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 40;
}

.sc-bullets li:nth-child(3) .sc-bullet-icon {
  padding: 0;
}

.sc-bullets li:nth-child(3) .sc-mat-icon {
  font-size: 62px;
  width: 62px;
  height: 62px;
  font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 48;
}

.sc-mat-icon-white {
  color: var(--sc-white);
}

.sc-bullet-text {
  font-size: clamp(13px, 1.4vw, 15px);
  color: var(--sc-text-body);
  line-height: 1.55;
  margin: 0;
  padding-top: 8px;
}

/* ----------------------------------------
   PLANES / COMPARATIVA
   ---------------------------------------- */
.sc-plans-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 760px;
  margin: 40px auto 40px;
}

.sc-plan-card {
  background: var(--sc-surface);
  border: 1px solid var(--sc-border);
  border-radius: 20px;
  padding: 32px 28px;
  text-align: left;
  position: relative;
}

.sc-plan-premium {
  border-color: var(--sc-accent);
  background: rgba(79, 195, 247, 0.08);
}

.sc-plan-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--sc-accent);
  color: var(--sc-dark);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 14px;
  border-radius: 999px;
  white-space: nowrap;
}

.sc-plan-name {
  font-size: 20px;
  font-weight: 800;
  color: var(--sc-white);
  margin-bottom: 20px;
}

.sc-plan-features {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sc-plan-features li {
  font-size: 14px;
  color: var(--sc-text-body);
  line-height: 1.5;
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.sc-plan-icon {
  flex-shrink: 0;
  font-size: 16px;
}

.sc-compare-store-buttons {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 8px;
}

/* ----------------------------------------
   RESEÑAS
   ---------------------------------------- */
#sc-reviews .sc-section-h2 { margin-bottom: 40px; }
#sc-reviews .review-text { font-size: clamp(13px, 1.3vw, 15px); }
#sc-reviews .review-app  { font-size: clamp(12px, 1.1vw, 13px); }

/* ----------------------------------------
   FAQ
   ---------------------------------------- */
.sc-faq-accordion {
  max-width: 760px;
  margin: 40px auto 0;
}

.sc-faq-panel.panel {
  background: transparent !important;
  border: none !important;
  border-bottom: 1px solid var(--sc-border) !important;
  border-radius: 0 !important;
  box-shadow: none !important;
}

.sc-faq-panel .panel-heading {
  background: transparent !important;
  border: none !important;
  padding: 0;
}

.sc-faq-panel .panel-title a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 0;
  color: var(--sc-white) !important;
  font-size: clamp(14px, 1.6vw, 16px);
  font-weight: 600;
  text-decoration: none;
}

.sc-faq-panel .panel-title a:hover { color: var(--sc-accent) !important; }

.sc-faq-arrow {
  color: var(--sc-accent);
  font-size: 13px;
  flex-shrink: 0;
  margin-left: 12px;
  transition: transform 0.25s;
}

.sc-faq-panel .panel-title a[aria-expanded="true"] .sc-faq-arrow {
  transform: rotate(180deg);
}

.sc-faq-panel .panel-body {
  padding: 0 0 18px;
  color: var(--sc-text-body) !important;
  font-size: clamp(13px, 1.5vw, 15px);
  line-height: 1.7;
  border: none !important;
}

/* ----------------------------------------
   CTA
   ---------------------------------------- */
#sc-cta .sc-section-label { color: var(--sc-accent); }

.sc-cta-headline {
  font-size: clamp(26px, 4vw, 44px) !important;
  font-weight: 900 !important;
  color: var(--sc-white) !important;
  margin-bottom: 16px !important;
}

.sc-cta-sub {
  font-size: clamp(15px, 2vw, 20px) !important;
  color: var(--sc-text-body) !important;
  max-width: 560px;
  margin: 0 auto 44px !important;
  line-height: 1.65 !important;
  text-align: center !important;
}

#sc-cta .sc-store-buttons {
  justify-content: center;
}

/* ----------------------------------------
   CONTACTO
   ---------------------------------------- */
#contact .contact-title {
  color: var(--sc-white) !important;
  font-size: clamp(26px, 4vw, 42px) !important;
  margin-bottom: 20px !important;
}
#contact .contact-description {
  color: var(--sc-text-body) !important;
  font-size: clamp(15px, 1.8vw, 19px) !important;
}
#contact .contact-email-link {
  color: var(--sc-accent) !important;
  font-size: clamp(15px, 1.8vw, 19px) !important;
}
#contact .contact-email-link:hover { color: var(--sc-accent-dark) !important; }

#contact .social-icon {
  width: clamp(28px, 4vw, 44px);
  height: clamp(28px, 4vw, 44px);
}

/* ----------------------------------------
   FOOTER
   ---------------------------------------- */
nav#footer {
  background: var(--sc-dark);
  border-bottom: 5px solid var(--sc-mid);
  padding: 28px 0 !important;
}

nav#footer a,
nav#footer .footer-copyright-text {
  color: rgba(255, 255, 255, 0.75) !important;
  font-size: 13px !important;
}

nav#footer .footer-links {
  font-size: 13px !important;
}

nav#footer a:hover {
  color: var(--sc-accent) !important;
}

nav#footer span.fa {
  color: var(--sc-accent);
  font-size: 14px !important;
  margin-left: 6px;
}

/* ----------------------------------------
   RESPONSIVE
   ---------------------------------------- */
/* Tablet grande: sin breakpoint visual (igual que Pomodoro) */

/* Tablet / móvil grande */
@media (max-width: 767px) {
  .sc-navbar-links  { display: none; }
  .sc-navbar-toggle { display: flex; }
  .sc-navbar-brand  { font-size: 12px; }

  /* Selector de idioma: se abre hacia abajo en móvil */
  .sc-navbar-right {
    position: relative;
    min-width: 82px;
    justify-content: flex-end;
  }

  .sc-navbar .lang-selector {
    position: absolute;
    right: 46px;
    top: 0;
    flex-direction: column;
    align-items: center;
    max-width: 36px;
    max-height: 36px;
    overflow: hidden;
    gap: 4px;
    transition: max-height 0.65s ease;
  }

  .sc-navbar .lang-selector.is-open {
    max-width: 36px;
    max-height: 260px;
    background: var(--sc-dark);
    border-radius: 20px;
    padding: 2px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.40);
    transition: max-height 0.65s ease;
    z-index: 1100;
  }

  .sc-navbar .lang-selector .lang-option.is-active { order: -1; }
  .sc-navbar .lang-selector.is-open .lang-option { order: 0; }
  .sc-navbar .lang-selector.is-open .lang-option.is-active { order: -1; }

  /* Hero */
  .sc-hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .sc-store-buttons { justify-content: center; }
  .sc-hero-desktop-buttons { display: none; }
  .sc-hero-mobile-buttons  { display: flex; justify-content: center; }
  .sc-hero-img-wrap { margin-top: 32px; }

  .sc-hero-img {
    max-width: clamp(220px, 72vw, 340px);
  }

  /* Problema: 2 columnas intermedias (label+título arriba, imagen izq + texto der) */
  .sc-problem-grid {
    grid-template-columns: 1fr 1fr;
    grid-template-areas:
      "label label"
      "title title"
      "img   text";
    column-gap: 20px;
    row-gap: 12px;
  }

  .sc-problem-label,
  .sc-problem-h2 { text-align: center; }

  .sc-problem-img {
    aspect-ratio: 1 / 1;
    align-self: center;
    max-width: none;
    margin: 0;
  }

  .sc-problem-h2 { margin-bottom: 8px !important; }

  /* Features: 2 columnas en tablet (igual que Pomodoro en 767px) */
  .sc-features-grid { grid-template-columns: repeat(2, 1fr); }

  /* Visual: título arriba, vídeo centrado, bullets en 2 columnas */
  .sc-visual-inner {
    grid-template-columns: 1fr 1fr;
    grid-template-areas:
      "title   title"
      "video   video"
      "bullets bullets";
    column-gap: 20px;
    row-gap: 32px;
    text-align: center;
  }

  .sc-visual-video { justify-content: center; }

  /* Bullets: grid 2 columnas en tablet */
  .sc-bullets {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    text-align: left;
  }

  .sc-plans-grid { grid-template-columns: 1fr; }
}

/* Problema: columna única en móviles pequeños */
@media (max-width: 620px) {
  .sc-problem-grid {
    grid-template-columns: 1fr;
    grid-template-areas:
      "label"
      "title"
      "img"
      "text";
    row-gap: 20px;
    text-align: center;
  }

  .sc-problem-img {
    aspect-ratio: auto;
    max-width: clamp(200px, 70vw, 320px);
    margin: 0 auto;
  }

  .sc-problem-p { text-align: left; }
}

@media (max-width: 767px) {
  .sc-phone-frame { width: 180px; }
}

/* Móvil pequeño */
@media (max-width: 479px) {
  .sc-phone-frame { width: 160px; }
  .sc-features-grid { grid-template-columns: 1fr; }

  .sc-visual-inner {
    grid-template-columns: 1fr;
    grid-template-areas:
      "title"
      "video"
      "bullets";
  }

  .sc-bullets { grid-template-columns: 1fr; }
}