/* ===== CSS VARIABLES ===== */
:root {
    --dark:      #1c2535;
    --darker:    #151e2d;
    --orange:    #f0a500;
    --orange-h:  #d99300;
    --blue-acc:  #4a90d9;
    --white:     #ffffff;
    --gray-bg:   #f4f6f8;
    --gray-lt:   #e8eaed;
    --gray-txt:  #6b7280;
    --text:      #1c2535;
    --border:    #dde1e7;
    --radius:    6px;
    --shadow:    0 2px 12px rgba(0,0,0,.10);
    --shadow-h:  0 8px 28px rgba(0,0,0,.18);
    --trans:     .25s ease;
}

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

body {
    font-family: 'Barlow', sans-serif;
    background: var(--gray-bg);
    color: var(--text);
    font-size: 14px;
    line-height: 1.5;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { display: block; max-width: 100%; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ===== SCROLL ANIMATIONS ===== */
.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity .55s ease, transform .55s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ===== TOP HEADER ===== */
.top-header {
    background: var(--dark);
    padding: 12px 0;
}
.top-header .inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    gap: 24px;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
    transition: transform var(--trans);
}
.logo:hover { transform: scale(1.04); }
.logo-icon {
    width: 70px; height: 70px;
    display: flex; align-items: center; justify-content: center;
    font-size: 20px; font-weight: 800;
    color: var(--white);
    background: transparent;
    letter-spacing: -1px;
    flex-shrink: 0;
}
.logo-text {
    color: var(--white);
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 15px; font-weight: 700;
    line-height: 1.25;
    text-transform: uppercase;
}
.logo-text span { display: block; font-size: 13px; font-weight: 500; opacity: .85; }

/* Search */
.search-bar {
    flex: 1;
    display: flex;
    max-width: 580px;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 0 0 2px transparent;
    transition: box-shadow var(--trans);
}
.search-bar:focus-within { box-shadow: 0 0 0 2px var(--orange); }

.search-cat {
    background: var(--white);
    color: var(--text);
    padding: 0 14px;
    font-size: 13px;
    font-family: 'Barlow', sans-serif;
    border: none;
    border-right: 1px solid var(--border);
    cursor: pointer;
    white-space: nowrap;
    height: 42px;
}
.search-cat:hover { background: var(--gray-lt); }

.search-input {
    flex: 1;
    height: 42px;
    border: none;
    padding: 0 14px;
    font-size: 13px;
    font-family: 'Barlow', sans-serif;
    background: var(--white);
    outline: none;
}
.search-btn {
    background: var(--orange);
    color: var(--white);
    height: 42px;
    padding: 0 22px;
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 15px; font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: background var(--trans), transform .15s;
    position: relative;
    overflow: hidden;
}
.search-btn::after {
    content: '';
    position: absolute; inset: 0;
    background: rgba(255,255,255,.2);
    transform: translateX(-100%);
    transition: transform .3s ease;
}
.search-btn:hover { background: var(--orange-h); }
.search-btn:hover::after { transform: translateX(100%); }
.search-btn:active { transform: scale(.97); }

/* Contact */
.contact-info {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--white);
    margin-left: auto;
    flex-shrink: 0;
}
.contact-icon {
    width: 42px; height: 42px;
    border: 2px solid rgba(255,255,255,.35);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 18px;
    opacity: .85;
}
.contact-txt p { font-size: 11px; opacity: .7; text-transform: uppercase; letter-spacing: .5px; }
.contact-txt strong { font-size: 15px; font-weight: 700; letter-spacing: .5px; }

/* ===== NAV BAR ===== */
.navbar {
    background: var(--darker);
    border-bottom: 2px solid rgba(255,255,255,.06);
}
.navbar .inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: stretch;
    height: 48px;
}

.nav-cat-btn {
    background: var(--orange);
    color: var(--white);
    padding: 0 20px;
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 15px; font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    display: flex; align-items: center; gap: 8px;
    transition: background var(--trans);
    flex-shrink: 0;
}
.nav-cat-btn:hover { background: var(--orange-h); }

.nav-links {
    display: flex;
    align-items: stretch;
    flex: 1;
}
.nav-links a {
    color: rgba(255,255,255,.75);
    padding: 0 18px;
    display: flex; align-items: center;
    font-size: 13px; font-weight: 600;
    letter-spacing: .6px;
    text-transform: uppercase;
    position: relative;
    transition: color var(--trans);
}
.nav-links a::after {
    content: '';
    position: absolute; bottom: 0; left: 18px; right: 18px;
    height: 2px; background: var(--orange);
    transform: scaleX(0);
    transition: transform var(--trans);
}
.nav-links a:hover { color: var(--white); }
.nav-links a:hover::after { transform: scaleX(1); }

.nav-search-btn {
    background: var(--dark);
    color: var(--white);
    padding: 0 18px;
    font-family: 'Barlow', sans-serif;
    font-size: 12px; font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .5px;
    margin-left: auto;
    display: flex; align-items: center;
    transition: background var(--trans);
    border-left: 1px solid rgba(255,255,255,.08);
}
.nav-search-btn:hover { background: #2a3a50; color: var(--orange); }

/* ===== MAIN LAYOUT ===== */
.main-wrapper {
    max-width: 70%;
    margin: 32px auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr;
    gap: 28px;
    align-items: start;
}

.main_inner {
    background: var(--white);
    border-radius: 12px;
    padding: 48px 40px;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--orange);
}

h1 {
    font-size: 42px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--dark) 0%, var(--blue-acc) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 32px;
    padding-bottom: 16px;
    border-bottom: 3px solid var(--orange);
}

h1, h2, h3 {
    font-family: 'Barlow Condensed', sans-serif;
    color: var(--dark);
    margin-bottom: 20px;
}

h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--dark);
    margin-top: 32px;
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--orange);
    display: inline-block;
}

h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--blue-acc);
    margin-top: 20px;
    margin-bottom: 14px;
}

.main-wrapper p {
    margin-bottom: 20px;
    font-size: 15px;
    line-height: 1.8;
    color: var(--text);
    text-align: justify;
}

ul {
    margin: 20px 0;
    padding-left: 0;
}

ul li {
    margin-bottom: 12px;
    color: var(--text);
    font-size: 15px;
    line-height: 1.8;
    padding-left: 28px;
    position: relative;
}

ul li strong {
    color: var(--dark);
    font-weight: 700;
}

.icono {
    font-size: 28px;
    margin-right: 12px;
}

.section-box {
    background: var(--gray-bg);
    border-left: 4px solid var(--blue-acc);
    padding: 20px 24px;
    margin: 24px 0;
    border-radius: 6px;
}

.section-box h3 {
    margin-top: 0;
    color: var(--dark);
}

.highlight {
    background: rgba(240, 165, 0, 0.1);
    padding: 16px 20px;
    border-radius: 6px;
    margin: 20px 0;
    border-left: 3px solid var(--orange);
}

/* ===== FOOTER ===== */
footer {
    background: var(--dark);
    color: rgba(255,255,255,.75);
    padding: 48px 0 0;
}
.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px 32px;
    display: grid;
    grid-template-columns: repeat(3, 1fr) 260px;
    gap: 28px;
}

.footer-col h4 {
    color: var(--white);
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 14px; font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer-col ul li {
    margin-bottom: 9px;
}
.footer-col ul li a {
    font-size: 13px;
    color: rgba(255,255,255,.65);
    transition: color var(--trans), padding-left var(--trans);
    display: inline-block;
}
.footer-col ul li a:hover { color: var(--orange); padding-left: 5px; }

.footer-contact li {
    display: flex; align-items: flex-start; gap: 8px;
    font-size: 13px; margin-bottom: 8px; color: rgba(255,255,255,.7);
}
.footer-contact li i { color: var(--orange); font-size: 13px; margin-top: 2px; flex-shrink: 0; }

.footer-brand { border-left: 1px solid rgba(255,255,255,.08); padding-left: 24px; }
.footer-logo {
    display: flex; align-items: center; gap: 10px;
    margin-bottom: 14px;
}
.footer-logo-icon {
    width: 70px; height: 70px;
    display: flex; align-items: center; justify-content: center;
    font-size: 14px; font-weight: 800;
    flex-shrink: 0;
}
.footer-logo-text {
    color: var(--white);
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 14px; font-weight: 700;
    text-transform: uppercase;
    line-height: 1.25;
}
.footer-desc { font-size: 12.5px; color: rgba(255,255,255,.6); line-height: 1.6; }

/* Copyright bar */
.copy-bar {
    background: var(--darker);
    border-top: 1px solid rgba(255,255,255,.07);
}
.copy-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 14px 20px;
    display: flex; align-items: center; justify-content: space-between;
}
.copy-inner p { font-size: 12px; color: rgba(255,255,255,.5); }
.social-links { display: flex; gap: 14px; }
.social-links a {
    color: rgba(255,255,255,.5);
    font-size: 16px;
    transition: color var(--trans), transform .15s;
}
.social-links a:hover { color: var(--orange); transform: translateY(-2px); }

/* ===== COOKIE BANNER ===== */
.cookie-bar {
    position: fixed; bottom: 0; left: 0; right: 0;
    background: var(--darker);
    border-top: 2px solid var(--orange);
    padding: 12px 20px;
    display: flex; align-items: center; justify-content: center; gap: 20px;
    z-index: 999;
    font-size: 12.5px;
    color: rgba(255,255,255,.75);
    box-shadow: 0 -4px 20px rgba(0,0,0,.3);
}
.cookie-bar p { flex: 1; text-align: center; }
.cookie-bar a { color: var(--orange); text-decoration: underline; }
.cookie-accept {
    background: var(--orange);
    color: var(--white);
    padding: 8px 20px;
    border-radius: var(--radius);
    font-size: 13px; font-weight: 700;
    font-family: 'Barlow', sans-serif;
    text-transform: uppercase;
    letter-spacing: .5px;
    transition: background var(--trans), transform .15s;
    white-space: nowrap;
}
.cookie-accept:hover { background: var(--orange-h); transform: scale(1.04); }

/* ================================================================
    RESPONSIVE DESIGN
================================================================ */

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

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

/* ================================================================
   TABLET  (≤ 992px)
================================================================ */
@media (max-width: 992px) {

  /* ---------- HEADER ---------- */
  .top-header .inner {
    flex-wrap: wrap;
    gap: 12px;
    padding: 10px 16px;
  }
  .search-bar {
    order: 3;
    width: 100%;
    flex-wrap: wrap;
    gap: 6px;
  }
  .search-cat { width: 100%; }
  .search-input { flex: 1 1 auto; }

  /* ---------- NAVBAR ---------- */
  .navbar .inner {
    flex-wrap: wrap;
    gap: 8px;
    padding: 0 16px;
  }
  .nav-links { flex-wrap: wrap; gap: 4px; }
  .nav-links a { font-size: 0.85rem; padding: 8px 10px; }

  /* ---------- PÁGINAS DE TEXTO (condiciones, cookies, plantilla) ---------- */
  .main-wrapper .main_inner,
  .main-wrapper.main_inner {
    padding: 24px 20px;
    max-width: 100%;
  }

  /* ---------- SERVICIOS: grid 2 columnas ---------- */
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    padding: 0 16px;
  }
  .feature-strip {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    padding: 24px 16px;
  }

  /* ---------- TELECOMUNICACIONES ---------- */
  .operators-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

  /* ---------- FOOTER ---------- */
  .footer-inner {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    padding: 32px 16px;
  }
  .footer-brand { grid-column: 1 / -1; }
}

/* ================================================================
   MOBILE LARGE  (≤ 768px)
================================================================ */
@media (max-width: 768px) {

  /* ---------- HEADER ---------- */
  .top-header .inner {
    flex-direction: column;
    align-items: stretch;
    padding: 10px 14px;
  }
  .logo { justify-content: center; }
  .contact-info { justify-content: center; text-align: center; }
  .search-bar { flex-direction: column; }
  .search-cat,
  .search-input,
  .search-btn { width: 100%; }

  /* ---------- NAVBAR: menú vertical ---------- */
  .navbar .inner {
    flex-direction: column;
    align-items: stretch;
    padding: 0;
  }
  .nav-cat-btn {
    width: 100%;
    border-radius: 0;
    text-align: left;
    padding: 12px 16px;
  }
  .nav-links {
    flex-direction: column;
    width: 100%;
  }
  .nav-links a {
    width: 100%;
    padding: 10px 16px;
    border-bottom: 1px solid rgba(255,255,255,.08);
    font-size: 0.9rem;
  }
  .nav-search-btn {
    width: 100%;
    border-radius: 0;
    text-align: center;
    padding: 12px 16px;
  }
  .nav-search-btn a { display: block; width: 100%; }

  /* ---------- BREADCRUMB ---------- */
  .breadcrumb {
    padding: 10px 14px;
    font-size: 0.8rem;
    flex-wrap: wrap;
    gap: 4px;
  }

  /* ---------- SECTION HEADER ---------- */
  .section-header {
    padding: 20px 14px 16px;
  }
  .section-header h1 { font-size: 1.6rem; }
  .section-header p  { font-size: 0.9rem; }

  /* ---------- PÁGINAS DE TEXTO ---------- */
  .main-wrapper .main_inner,
  .main-wrapper.main_inner {
    padding: 20px 14px;
  }
  .main-wrapper h1 { font-size: 1.5rem; }
  .main-wrapper h2 { font-size: 1.2rem; }
  .main-wrapper h3 { font-size: 1rem; }
  .main-wrapper p,
  .main-wrapper li { font-size: 0.92rem; line-height: 1.6; }

  /* Cajas de destacado */
  .section-box,
  .highlight {
    padding: 14px;
    margin: 12px 0;
  }

  /* ---------- FORMULARIO ---------- */
  .main-wrapper form {
    width: 100%;
    max-width: 100%;
    padding: 20px 14px;
    margin: 0;
  }
  .main-wrapper form label {
    font-size: 0.9rem;
  }
  .main-wrapper form input,
  .main-wrapper form textarea,
  .main-wrapper form select {
    width: 100%;
    font-size: 0.95rem;
    padding: 10px 12px;
  }
  .main-wrapper form textarea {
    min-height: 120px;
    resize: vertical;
  }
  .main-wrapper form button[type="submit"] {
    width: 100%;
    padding: 12px;
    font-size: 1rem;
  }

  /* ---------- SERVICIOS: 1 columna ---------- */
  .services-grid {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 0 14px;
  }
  .service-card {
    flex-direction: row;
    align-items: flex-start;
    gap: 14px;
  }
  .service-icon-wrap {
    flex: 0 0 52px;
    width: 52px;
    height: 52px;
  }
  .service-icon { font-size: 1.4rem; }
  .service-title { font-size: 1rem; margin-bottom: 6px; }
  .service-desc  { font-size: 0.85rem; }

  /* Feature strip: 2 columnas en mobile grande */
  .feature-strip {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    padding: 20px 14px;
  }
  .feature-strip .feature-item {
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 16px 10px;
    gap: 8px;
  }
  .feature-strip .feature-item i {
    font-size: 1.6rem;
  }
  .feature-strip .feature-item strong { font-size: 0.95rem; }
  .feature-strip .feature-item p     { font-size: 0.8rem; margin: 0; }

  /* ---------- TELECOMUNICACIONES: 2 columnas ---------- */
  .operators-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
    padding: 0 14px;
  }
  .operator-card { padding: 16px 12px; }
  .operator-logo { height: 60px; }

  /* ---------- FOOTER: 1 columna ---------- */
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 24px 14px;
  }
  .footer-brand { grid-column: auto; }
  .copy-inner {
    flex-direction: column;
    gap: 12px;
    text-align: center;
    padding: 0 14px;
  }
  .social-links { justify-content: center; }

  /* ---------- COOKIE BAR ---------- */
  .cookie-bar {
    flex-direction: column;
    gap: 10px;
    text-align: center;
    padding: 14px;
  }
  .cookie-accept {
    width: 100%;
    max-width: 240px;
    align-self: center;
  }
}

/* ================================================================
   MOBILE SMALL  (≤ 480px)
================================================================ */
@media (max-width: 480px) {

  /* ---------- LOGO ---------- */
  .logo-text { font-size: 0.95rem; }
  .logo-icon img { width: 38px; height: 38px; }

  /* ---------- SERVICIOS: 1 columna, cards apiladas ---------- */
  .service-card {
    flex-direction: column;
  }
  .service-icon-wrap {
    width: 48px;
    height: 48px;
  }

  /* Feature strip: 1 columna */
  .feature-strip {
    grid-template-columns: 1fr;
  }
  .feature-strip .feature-item {
    flex-direction: row;
    text-align: left;
    gap: 14px;
    align-items: center;
    padding: 14px;
  }

  /* ---------- TELECOMUNICACIONES: 1 columna ---------- */
  .operators-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }
  .operator-card { padding: 14px 8px; }

  /* ---------- PÁGINAS DE TEXTO ---------- */
  .main-wrapper h1 { font-size: 1.3rem; }
  .main-wrapper h2 { font-size: 1.1rem; }

  /* ---------- FOOTER LOGO ---------- */
  .footer-logo { flex-direction: column; gap: 8px; }
  .footer-logo-icon img { width: 40px; height: 40px; }
}