/* ============================================================
   BRIDGE DIGITAL — Landing Page
   Paleta extraída del logo:
     Fondo: #0a0a1e (azul marino del texto)
     Texto: var(--text) (beige crema del fondo)
     Acento primario: var(--accent) (terracota)
     Acento secundario: var(--accent-blue) (azul profundo)
   ============================================================ */

/* ----- RESET & BASE ----- */
:root {
  --bg: #0a0a1e;
  --text: #d4c4b4;
  --text-rgb: 212, 196, 180;
  --text-light: #c4b4a4;
  --text-muted: #a49484;
  --text-dim: #948474;
  --heading: #e8dcd0;
  --accent: #b43c14;
  --accent-light: #dc6414;
  --accent-blue: #14648c;
  --accent-blue-light: #148cb4;
  --border: rgba(var(--text-rgb), 0.06);
  --border-light: rgba(var(--text-rgb), 0.15);
  --card-bg: rgba(var(--text-rgb), 0.03);
  --card-border: rgba(var(--text-rgb), 0.06);
  --section-alt: rgba(var(--text-rgb), 0.02);
}

.light-mode {
  --bg: #f5f0ea;
  --text: #3a322a;
  --text-rgb: 58, 50, 42;
  --text-light: #5a4e44;
  --text-muted: #8a7e74;
  --text-dim: #9a8e84;
  --heading: #1a1410;
  --accent: #b43c14;
  --accent-light: #dc6414;
  --accent-blue: #14648c;
  --accent-blue-light: #148cb4;
  --border: rgba(var(--text-rgb), 0.12);
  --border-light: rgba(var(--text-rgb), 0.25);
  --card-bg: rgba(255, 255, 255, 0.8);
  --card-border: rgba(var(--text-rgb), 0.1);
  --section-alt: rgba(var(--text-rgb), 0.03);
}

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

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

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scrollbar-width: none;
}

body::-webkit-scrollbar { display: none; }

/* ----- THEME TOGGLE ----- */
.theme-toggle {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 200;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--card-bg);
  backdrop-filter: blur(8px);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-light);
  transition: background 0.3s, color 0.3s, border-color 0.3s;
}

.theme-toggle:hover {
  border-color: var(--text-muted);
  color: var(--heading);
}

.theme-toggle__icon {
  width: 18px;
  height: 18px;
  position: absolute;
  transition: opacity 0.3s, transform 0.3s;
}

.theme-toggle__icon--sun { opacity: 0; transform: scale(0.5) rotate(-90deg); }
.theme-toggle__icon--moon { opacity: 1; transform: scale(1) rotate(0); }

.light-mode .theme-toggle__icon--sun { opacity: 1; transform: scale(1) rotate(0); }
.light-mode .theme-toggle__icon--moon { opacity: 0; transform: scale(0.5) rotate(90deg); }

/* ----- LIGHT MODE OVERRIDES ----- */
.light-mode .hero::before { opacity: 0.5; }
.light-mode .section--alt { background: var(--section-alt); }
.light-mode .service-card,
.light-mode .process__card,
.light-mode .pain__card,
.light-mode .contact__card { background: var(--card-bg); border-color: var(--card-border); box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06), 0 2px 8px rgba(0, 0, 0, 0.04); }
.light-mode .service-card:hover,
.light-mode .process__card:hover,
.light-mode .pain__card:hover,
.light-mode .contact__card:hover { box-shadow: 0 16px 48px rgba(0, 0, 0, 0.1), 0 4px 16px rgba(0, 0, 0, 0.06); }
.light-mode .service-card__tech span { background: rgba(var(--text-rgb), 0.08); color: var(--text-muted); }

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

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

/* ----- CONTAINER ----- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ----- GRADIENT ----- */
.gradient-text {
  background: linear-gradient(135deg, var(--accent), var(--accent-light), var(--accent-blue), var(--accent-blue-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 24px 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(ellipse at 30% 40%, rgba(180, 60, 20, 0.08) 0%, transparent 50%),
              radial-gradient(ellipse at 70% 60%, rgba(20, 100, 140, 0.08) 0%, transparent 50%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  max-width: 900px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero__logo-wrap {
  margin-bottom: 32px;
  width: 100%;
  max-width: 520px;
  opacity: 0;
  animation: hl-fade-in-up 1.2s ease-out 0.3s forwards;
}

.hero__logo-img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 12px;
}

.hero__content { opacity: 0; animation: hl-fade-in-up 1.2s ease-out 1.5s forwards; }

@keyframes hl-fade-in-up { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }

.hero__byline {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--text-dim);
  margin-bottom: 24px;
}

.hero__byline strong {
  color: var(--accent-light);
  font-weight: 700;
}

.hero__title--brand {
  display: inline-block;
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  font-weight: 700;
  letter-spacing: 4px;
  text-transform: uppercase;
  background: linear-gradient(135deg, var(--accent), var(--accent-light), var(--accent-blue), var(--accent-blue-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
}

/* ----- BUTTONS ----- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 12px;
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
}

.btn--primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-blue-light));
  color: #fff;
  box-shadow: 0 4px 20px rgba(180, 60, 20, 0.3);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(180, 60, 20, 0.4);
}

.btn--outline {
  background: transparent;
  color: var(--text);
  border: 1.5px solid rgba(var(--text-rgb), 0.15);
}

.btn--outline:hover {
  border-color: rgba(var(--text-rgb), 0.3);
  background: rgba(var(--text-rgb), 0.05);
}

/* ============================================================
   SECTIONS
   ============================================================ */
.section {
  padding: 100px 0;
}

.section__header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 64px;
}

.section__tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  background: linear-gradient(135deg, rgba(180, 60, 20, 0.12), rgba(20, 100, 140, 0.12));
  border: 1px solid rgba(180, 60, 20, 0.15);
  color: var(--accent-light);
  margin-bottom: 16px;
}

.section__title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--heading);
  margin-bottom: 16px;
  line-height: 1.2;
}

.section__subtitle {
  font-size: 1.0625rem;
  color: var(--text-light);
  line-height: 1.7;
}

/* ============================================================
   PAIN (¿Te suena?)
   ============================================================ */
.pain {
  background: linear-gradient(180deg, rgba(var(--text-rgb), 0.02), transparent);
}

.pain__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}

.pain__card {
  background: linear-gradient(180deg, rgba(var(--text-rgb), 0.04), transparent);
  border: 1px solid rgba(var(--text-rgb), 0.06);
  border-radius: 20px;
  padding: 40px 28px;
  text-align: center;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15), 0 2px 8px rgba(0, 0, 0, 0.1);
  transition: all 0.3s;
}

.pain__card:hover {
  border-color: rgba(180, 60, 20, 0.25);
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.25), 0 4px 16px rgba(0, 0, 0, 0.15);
}

.pain__icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.pain__icon svg {
  width: 30px;
  height: 30px;
}

.pain__icon--web {
  background: linear-gradient(135deg, rgba(180, 60, 20, 0.15), rgba(220, 100, 20, 0.1));
  color: var(--accent-light);
}

.pain__icon--time {
  background: linear-gradient(135deg, rgba(20, 100, 140, 0.15), rgba(20, 140, 180, 0.1));
  color: var(--accent-blue-light);
}

.pain__icon--lost {
  background: linear-gradient(135deg, rgba(180, 60, 20, 0.1), rgba(20, 100, 140, 0.15));
  color: var(--accent);
}

.pain__icon--custom {
  background: linear-gradient(135deg, rgba(100, 60, 180, 0.12), rgba(180, 20, 100, 0.1));
  color: var(--accent-light);
}

.pain__title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--heading);
  margin-bottom: 12px;
  line-height: 1.3;
}

.pain__text {
  font-size: 0.9375rem;
  color: var(--text-light);
  line-height: 1.7;
}

.pain__action {
  text-align: center;
}

.btn--lg {
  padding: 18px 40px;
  font-size: 1.0625rem;
}


/* ============================================================
   PROCESS (Cómo trabajamos)
   ============================================================ */
.process {
  background: linear-gradient(180deg, transparent, rgba(var(--text-rgb), 0.02));
}

.process__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.process__card {
  background: linear-gradient(180deg, rgba(var(--text-rgb), 0.04), transparent);
  border: 1px solid rgba(var(--text-rgb), 0.06);
  border-radius: 20px;
  padding: 48px 32px;
  text-align: center;
  position: relative;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15), 0 2px 8px rgba(0, 0, 0, 0.1);
  transition: all 0.3s;
}

.process__card:hover {
  border-color: rgba(180, 60, 20, 0.25);
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.25), 0 4px 16px rgba(0, 0, 0, 0.15);
}

.process__step {
  position: absolute;
  top: 20px;
  right: 24px;
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1;
  color: rgba(var(--text-rgb), 0.06);
  letter-spacing: -0.03em;
  user-select: none;
}

.process__icon {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
}

.process__icon svg {
  width: 32px;
  height: 32px;
}

.process__icon--listen {
  background: linear-gradient(135deg, rgba(180, 60, 20, 0.15), rgba(220, 100, 20, 0.1));
  color: var(--accent-light);
}

.process__icon--design {
  background: linear-gradient(135deg, rgba(20, 100, 140, 0.15), rgba(20, 140, 180, 0.1));
  color: var(--accent-blue-light);
}

.process__icon--ship {
  background: linear-gradient(135deg, rgba(180, 60, 20, 0.1), rgba(20, 100, 140, 0.15));
  color: var(--accent);
}

.process__title {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--heading);
  margin-bottom: 12px;
}

.process__text {
  font-size: 0.9375rem;
  color: var(--text-light);
  line-height: 1.7;
}

/* ============================================================
   SERVICES
   ============================================================ */
.services {
  background: linear-gradient(180deg, rgba(180, 60, 20, 0.02), transparent);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.service-card {
  background: linear-gradient(180deg, rgba(var(--text-rgb), 0.03), transparent);
  border: 1px solid rgba(var(--text-rgb), 0.06);
  border-radius: 20px;
  padding: 32px 28px;
  text-align: center;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15), 0 2px 8px rgba(0, 0, 0, 0.1);
  transition: all 0.3s;
}

.service-card:hover {
  border-color: rgba(180, 60, 20, 0.25);
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.25), 0 4px 16px rgba(0, 0, 0, 0.15);
}

.service-card__icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.service-card__icon svg {
  width: 28px;
  height: 28px;
}

.service-card__icon--landing {
  background: linear-gradient(135deg, rgba(180, 60, 20, 0.2), rgba(220, 100, 20, 0.1));
  color: var(--accent-light);
}

.service-card__icon--systems {
  background: linear-gradient(135deg, rgba(20, 100, 140, 0.2), rgba(20, 140, 180, 0.1));
  color: var(--accent-blue-light);
}

.service-card__icon--automation {
  background: linear-gradient(135deg, rgba(180, 60, 20, 0.1), rgba(20, 100, 140, 0.2));
  color: var(--accent);
}

.service-card__icon--wp {
  background: linear-gradient(135deg, rgba(20, 100, 140, 0.15), rgba(180, 60, 20, 0.1));
  color: var(--accent-blue);
}

.service-card__title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--heading);
  margin-bottom: 12px;
}

.service-card__text {
  font-size: 0.9375rem;
  color: var(--text-light);
  line-height: 1.7;
  margin-bottom: 20px;
}

.service-card__tech {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
}

.service-card__tech span {
  padding: 4px 12px;
  border-radius: 8px;
  font-size: 0.75rem;
  font-weight: 500;
  background: rgba(var(--text-rgb), 0.05);
  border: 1px solid rgba(var(--text-rgb), 0.08);
  color: var(--text-muted);
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact {
  background: linear-gradient(180deg, transparent, rgba(20, 100, 140, 0.03));
}

.contact__inner {
  text-align: center;
}

.contact__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 800px;
  margin: 0 auto;
}

.contact__card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  background: rgba(var(--text-rgb), 0.05);
  border: 1px solid rgba(var(--text-rgb), 0.08);
  border-radius: 20px;
  padding: 32px 24px;
  text-align: center;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15), 0 2px 8px rgba(0, 0, 0, 0.1);
  transition: all 0.3s;
}

.contact__card:hover {
  border-color: rgba(180, 60, 20, 0.25);
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.25), 0 4px 16px rgba(0, 0, 0, 0.15);
}

.contact__card-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, rgba(180, 60, 20, 0.10), rgba(20, 100, 140, 0.10));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 8px;
  color: var(--accent-light);
}

.contact__card-icon svg {
  width: 26px;
  height: 26px;
}

.contact__card-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-dim);
}

.contact__card-value {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  padding: 48px 0 32px;
  border-top: 1px solid rgba(var(--text-rgb), 0.06);
}

.footer__inner {
  display: flex;
  gap: 64px;
  justify-content: flex-start;
  margin-bottom: 32px;
}

.footer__col-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-dim);
  margin-bottom: 16px;
}

.footer__col a {
  display: block;
  font-size: 0.9375rem;
  color: var(--text-light);
  margin-bottom: 10px;
  transition: color 0.2s;
}

.footer__col a:hover {
  color: var(--heading);
}

.footer__agency {
  border-top: 1px solid rgba(var(--text-rgb), 0.04);
  padding-top: 24px;
  text-align: center;
  font-size: 0.8125rem;
  color: var(--text-dim);
  letter-spacing: 0.5px;
}

.footer__agency strong {
  color: var(--accent-light);
  font-weight: 600;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .pain__grid,
  .process__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .hero {
    padding: 100px 16px 60px;
  }

  .hero__title {
    font-size: 2.25rem;
  }

  .section {
    padding: 64px 0;
  }

  .section__header {
    margin-bottom: 40px;
  }

  .pain__grid,
  .process__grid,
  .services__grid {
    grid-template-columns: 1fr;
  }

  .pain__grid,
  .process__grid {
    max-width: 420px;
    margin-left: auto;
    margin-right: auto;
  }

  .contact__grid {
    grid-template-columns: 1fr;
    max-width: 400px;
  }

  .footer__inner {
    flex-direction: column;
    gap: 32px;
  }
}