/*
Theme Name: A3B Ingeniería y Consultoría
Theme URI: https://a3b-ingenieria.com
Author: A3B Ingeniería y Consultoría
Author URI: https://a3b-ingenieria.com
Description: Tema corporativo premium para A3B Ingeniería y Consultoría
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: a3b-ingenieria
Tags: corporate, engineering, consulting, responsive
*/

/* ===========================
   CSS CUSTOM PROPERTIES
=========================== */
:root {
  /* Brand Colors */
  --color-primary:       #163f62;
  --color-primary-dark:  #0d2a42;
  --color-primary-light: #1e5580;
  --color-accent:        #aac32f;
  --color-accent-light:  #c0d845;
  --color-accent-dark:   #8fa028;

  /* Neutrals */
  --color-white:         #ffffff;
  --color-off-white:     #f0f2f5;
  --color-light-gray:    #e0e5ec;
  --color-mid-gray:      #8899aa;
  --color-dark-gray:     #334455;
  --color-text:          #1a2a3a;

  /* Typography */
  --font-heading: 'Montserrat', sans-serif;
  --font-body:    'Inter', sans-serif;

  /* Spacing */
  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  2rem;
  --space-lg:  4rem;
  --space-xl:  6rem;

  /* Shadows */
  --shadow-sm:  0 2px 8px rgba(10, 34, 64, 0.08);
  --shadow-md:  0 8px 30px rgba(10, 34, 64, 0.12);
  --shadow-lg:  0 20px 60px rgba(10, 34, 64, 0.2);

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-med:  0.35s ease;
  --transition-slow: 0.6s ease;

  /* Header */
  --header-height: 80px;
}

/* ===========================
   RESET & BASE
=========================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: #ffffff;
  line-height: 1.7;
  overflow-x: hidden;
  max-width: 100vw;
  -webkit-font-smoothing: antialiased;
}

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

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

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-primary);
}

/* ===========================
   LAYOUT UTILITIES
=========================== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.container--wide {
  max-width: 1400px;
}

.section-pad {
  padding: var(--space-xl) 0;
}

/* ===========================
   BUTTONS
=========================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-med);
  position: relative;
  overflow: hidden;
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-primary-dark);
  border-color: var(--color-accent);
  box-shadow: 0 4px 20px rgba(170, 195, 47, 0.35);
}

.btn--primary:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(170, 195, 47, 0.5);
}

.btn--outline {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255,255,255,0.6);
}

.btn--outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--color-white);
  transform: translateY(-2px);
}

.btn--outline-dark {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn--outline-dark:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}

/* ===========================
   SECTION HEADINGS
=========================== */
.section-label {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-xs);
}

.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-mid-gray);
  max-width: 600px;
  line-height: 1.7;
}

.section-header {
  margin-bottom: var(--space-lg);
}

.section-header--center {
  text-align: center;
}

.section-header--center .section-subtitle {
  margin: 0 auto;
}

/* ===========================
   HEADER — 3-layer structure
=========================== */
:root {
  --topbar-height:    38px;
  --mainbar-height:   115px;
  --navbar-height:    50px;
  --header-total:     203px; /* topbar + mainbar + navbar */
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: box-shadow var(--transition-med);
}

.admin-bar .site-header {
  top: 46px;
}

@media screen and (max-width: 782px) {
  .admin-bar .site-header {
    top: 46px;
  }
}

.site-header.is-scrolled {
  box-shadow: 0 4px 30px rgba(0,0,0,0.18);
}

/* ── TOP BAR ── */
.header-topbar {
  background: var(--color-primary-dark);
  height: var(--topbar-height);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: height var(--transition-med), opacity var(--transition-med);
  overflow: hidden;
}

.site-header.is-scrolled .header-topbar {
  height: 0;
  opacity: 0;
}

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

.header-topbar__left,
.header-topbar__right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.header-topbar__item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.65);
  letter-spacing: 0.02em;
}

.header-topbar__item svg {
  width: 13px;
  height: 13px;
  fill: var(--color-accent);
  flex-shrink: 0;
}

.header-topbar__link {
  transition: color var(--transition-fast);
  text-decoration: none;
}

.header-topbar__link:hover {
  color: var(--color-accent);
}

.header-topbar__socials {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  padding-left: 0.75rem;
  border-left: 1px solid rgba(255,255,255,0.1);
}

.header-topbar__social {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.5);
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.header-topbar__social svg {
  width: 13px;
  height: 13px;
  fill: currentColor;
}

.header-topbar__social:hover {
  color: var(--color-accent);
  transform: translateY(-1px);
}

/* ── MAIN BAR ── */
.header-main {
  background: #ffffff;
  height: var(--mainbar-height);
  border-bottom: none;
  transition: height var(--transition-med), background var(--transition-med);
  padding-top: 18px;
  padding-bottom: 14px;
}

.site-header.is-scrolled .header-main {
  height: 70px;
  border-bottom-color: transparent;
}

.header-main__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 1.5rem;
}

/* Logo */
.header-logo {
  flex-shrink: 0;
  display: block;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.header-logo:hover {
  opacity: 0.88;
  transform: translateY(-1px);
}

.header-logo img {
  height: 68px;
  width: auto;
  object-fit: contain;
  display: block;
  transition: height var(--transition-med);
}

.site-header.is-scrolled .header-logo img {
  height: 50px;
}

/* Contact chips */
.header-main__chips {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-left: auto;
}

.header-chip {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.6rem 1.1rem;
  background: var(--color-off-white);
  border: 1px solid var(--color-light-gray);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}

.header-chip:hover {
  border-color: var(--color-accent);
  box-shadow: 0 2px 12px rgba(170,195,47,0.15);
  transform: translateY(-1px);
}

.header-chip__icon {
  width: 36px;
  height: 36px;
  background: var(--color-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.header-chip__icon svg {
  width: 18px;
  height: 18px;
  fill: #ffffff;
}

.header-chip__text {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.header-chip__label {
  font-family: var(--font-heading);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-mid-gray);
}

.header-chip__value {
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-primary);
  transition: color var(--transition-fast);
  text-decoration: none;
}

.header-chip__value:hover {
  color: var(--color-accent-dark);
}

.header-chip__divider {
  width: 1px;
  height: 40px;
  background: var(--color-light-gray);
  flex-shrink: 0;
}

/* CTA button in header */
.btn-header-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.4rem;
  background: var(--color-primary);
  color: #ffffff;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  white-space: nowrap;
  border: 2px solid var(--color-primary);
  transition: all var(--transition-med);
  flex-shrink: 0;
}

.btn-header-cta svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
  flex-shrink: 0;
}

.btn-header-cta:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(170,195,47,0.3);
}

/* Aula Virtual variant */
.btn-header-cta--aula {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-accent);
}

.btn-header-cta--aula svg {
  fill: var(--color-accent);
  transition: fill var(--transition-fast);
}

.btn-header-cta--aula:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-primary-dark);
  box-shadow: 0 6px 20px rgba(170,195,47,0.3);
}

.btn-header-cta--aula:hover svg {
  fill: var(--color-primary-dark);
}

/* CTA group layout */
.header-main__cta {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 10;
  flex-shrink: 0;
}

.nav-toggle__bar {
  width: 26px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: transform var(--transition-med), opacity var(--transition-fast);
  transform-origin: center;
}

.nav-toggle.is-open .nav-toggle__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle.is-open .nav-toggle__bar:nth-child(2) {
  opacity: 0;
}
.nav-toggle.is-open .nav-toggle__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ── NAV BAR ── */
.header-nav {
  background: var(--color-primary);
  position: relative;
  border-top: 10px solid #ffffff;
}

.header-nav::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light), var(--color-accent));
  opacity: 0.6;
}

.header-nav .container {
  display: flex;
  align-items: stretch;
}

/* Nav menu */
.header-nav__menu {
  display: flex;
  align-items: stretch;
  gap: 0;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav__item {
  position: relative;
  display: flex;
  align-items: stretch;
}

.site-nav__link {
  display: flex;
  align-items: center;
  padding: 0 1.2rem;
  height: var(--navbar-height);
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.8);
  position: relative;
  transition: color var(--transition-fast), background var(--transition-fast);
  white-space: nowrap;
}

.site-nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  right: 50%;
  height: 3px;
  background: var(--color-accent);
  transition: left var(--transition-med), right var(--transition-med);
}

.site-nav__link:hover {
  color: #ffffff;
  background: rgba(255,255,255,0.06);
}

.site-nav__link:hover::after,
.site-nav__link.is-active::after {
  left: 0;
  right: 0;
}

.site-nav__link.is-active {
  color: #ffffff;
  background: rgba(255,255,255,0.08);
}

/* ===========================
   HERO SECTION
=========================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-primary-dark);
  padding-top: var(--header-total);
}

.hero__bg {
  position: absolute;
  inset: 0;
  background: 
    linear-gradient(135deg, rgba(13,42,66,0.95) 0%, rgba(22,63,98,0.8) 50%, rgba(30,85,128,0.9) 100%),
    url('images/portada.jpeg') center/cover no-repeat;
  z-index: 0;
}

.hero__grid-overlay {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(170,195,47,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(170,195,47,0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: 1;
}

.hero__glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(170,195,47,0.12) 0%, transparent 70%);
  top: -100px;
  right: -100px;
  z-index: 1;
  animation: pulse-glow 6s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.1); opacity: 1; }
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 700px;
  margin-top: 1.5rem;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: rgba(170,195,47,0.15);
  border: 1px solid rgba(170,195,47,0.3);
  border-radius: 100px;
  color: var(--color-accent);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.hero__eyebrow::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--color-accent);
  border-radius: 50%;
  animation: blink 2s ease-in-out infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.hero__title {
  font-size: clamp(1.6rem, 3.8vw, 2.8rem);
  color: var(--color-white);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 0.9rem;
}

.hero__title span {
  color: var(--color-accent);
  position: relative;
}

.hero__subtitle {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.6;
  margin-bottom: 1.2rem;
  max-width: 540px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.2rem;
}

.hero__stats {
  display: flex;
  gap: 2rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255,255,255,0.1);
}

.hero__stat-value {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
  display: block;
}

.hero__stat-label {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.6);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 0.25rem;
}

.hero__scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255,255,255,0.4);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  animation: bounce 2.5s ease-in-out infinite;
}

.hero__scroll-indicator svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ===========================
   SERVICES SECTION
=========================== */
.services {
  background: var(--color-off-white);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--color-primary);
  border-radius: var(--radius-lg);
  padding: 2rem;
  border: 1px solid var(--color-primary-light);
  transition: transform var(--transition-med), box-shadow var(--transition-med), border-color var(--transition-med);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-med);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card__icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  transition: transform var(--transition-med);
}

.service-card:hover .service-card__icon {
  transform: scale(1.1) rotate(-5deg);
  background: linear-gradient(135deg, var(--color-accent-dark), var(--color-accent));
}

.service-card__icon svg {
  width: 28px;
  height: 28px;
  fill: var(--color-white);
}

.service-card__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.75rem;
}

.service-card__text {
  font-size: 0.95rem;
  color: var(--color-dark-gray);
  line-height: 1.7;
}

ul.service-card__text.is-list {
  list-style: none;
  padding: 0;
  margin: 0;
  text-align: left;
}

ul.service-card__text.is-list li {
  position: relative;
  padding-left: 1rem;
  margin-bottom: 0.5rem;
}

ul.service-card__text.is-list li::before {
  content: '-';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: bold;
}

/* ===========================
   ABOUT SECTION
=========================== */
.about {
  background: var(--color-white);
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: stretch;
}

.about__visual {
  position: relative;
  display: flex;
  flex-direction: column;
}

.about__image-wrap {
  border-radius: var(--radius-xl);
  overflow: hidden;
  flex: 1;
  min-height: 400px;
  box-shadow: var(--shadow-lg);
}

.about__image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.about__image-wrap:hover img {
  transform: scale(1.04);
}

.about__badge {
  position: absolute;
  bottom: -1.5rem;
  right: -1.5rem;
  background: var(--color-accent);
  color: var(--color-primary-dark);
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow-md);
}

.about__badge-value {
  display: block;
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1;
}

.about__badge-label {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.8;
}

.about__list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin: 1.5rem 0 2rem;
}

.about__list-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--color-dark-gray);
}

.about__list-item svg {
  width: 18px;
  height: 18px;
  fill: var(--color-accent);
  flex-shrink: 0;
}

.about__desc {
  font-size: 0.95rem;
  color: var(--color-dark-gray);
  line-height: 1.8;
  margin-bottom: 1.25rem;
}

.about__specialties {
  margin: 1.25rem 0 1.5rem;
  padding: 1.25rem;
  background: var(--color-off-white);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.about__specialties-label {
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-mid-gray);
  margin-bottom: 0.75rem;
}

.about__specialty-tags {
  display: flex;
  flex-wrap: nowrap;
  gap: 0.5rem;
  overflow-x: auto;
}

.about__tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 1rem;
  background: var(--color-primary);
  color: #ffffff;
  border-radius: 100px;
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

/* Compact overrides */
.about--compact {
  padding: 3rem 0; /* Reduced from default section-pad */
}
.about--compact .about__grid {
  gap: 2.5rem;
  align-items: center;
}
.about--compact .about__image-wrap {
  min-height: auto;
  height: 340px;
  flex: none;
}
.about--compact .section-title {
  font-size: clamp(1.6rem, 2.8vw, 2.2rem);
  margin-bottom: 0.8rem;
}
.about--compact .section-label {
  margin-bottom: 0.5rem;
}
.about--compact .about__desc {
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 1rem;
}
.about--compact .about__specialties {
  margin: 1rem 0;
  padding: 1rem;
}
.about--compact .about__list {
  margin: 1rem 0 1.5rem;
  gap: 0.5rem;
}
.about--compact .about__list-item {
  font-size: 0.9rem;
}


.about__tag:hover {
  background: var(--color-accent-dark);
  transform: translateY(-1px);
}

.about__tag svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
  flex-shrink: 0;
}

/* ===========================
   CTA SECTION
=========================== */
.cta-band {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, var(--color-primary-light) 100%);
  position: relative;
  overflow: hidden;
}

.cta-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(170,195,47,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(170,195,47,0.06) 1px, transparent 1px);
  background-size: 50px 50px;
}

.cta-band__inner {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: var(--space-xl) 0;
}

.cta-band__title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  color: var(--color-white);
  margin-bottom: 1rem;
}

.cta-band__subtitle {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.65);
  max-width: 540px;
  margin: 0 auto 2rem;
}

.cta-band__actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===========================
   FOOTER
=========================== */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,0.7);
  padding-top: var(--space-xl);
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 0.8fr 2.2fr 1.2fr;
  gap: 3rem;
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-col__logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.footer-col__logo-icon {
  width: 40px;
  height: 40px;
  background: var(--color-accent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.footer-col__logo-icon svg {
  width: 22px;
  height: 22px;
  fill: var(--color-primary-dark);
}

.footer-col__logo-name {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: 0.04em;
  line-height: 1.2;
}

.footer-col__logo-sub {
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.footer-col__desc {
  font-size: 0.88rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
  color: rgba(255,255,255,0.55);
}

.footer-col__social {
  display: flex;
  gap: 0.6rem;
}

.footer-col__social-link {
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  transition: all var(--transition-fast);
}

.footer-col__social-link:hover {
  border-color: var(--color-accent);
  background: rgba(170,195,47,0.15);
  color: var(--color-accent);
}

.footer-col__social-link svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.footer-col__heading {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-white);
  margin-bottom: 1.25rem;
}

.footer-col__links {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-col__link {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.55);
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.footer-col__link:hover {
  color: var(--color-accent);
  padding-left: 5px;
}

.footer-col__contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.55);
  margin-bottom: 0.75rem;
}

.footer-col__contact-item svg {
  width: 16px;
  height: 16px;
  fill: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.site-footer__bottom {
  padding: 1.5rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.site-footer__copy {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.35);
}

.site-footer__legal {
  display: flex;
  gap: 1.5rem;
}

.site-footer__legal a {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.35);
  transition: color var(--transition-fast);
}

.site-footer__legal a:hover {
  color: var(--color-accent);
}

/* ===========================
   SCROLL PROGRESS BAR
=========================== */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
  z-index: 9999;
  width: 0%;
  transition: width 0.1s linear;
}

/* ===========================
   BACK TO TOP
=========================== */
.back-to-top {
  position: fixed;
  bottom: 7rem;
  right: 1.5rem;
  width: 46px;
  height: 46px;
  background: var(--color-accent);
  color: var(--color-primary-dark);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 900;
  box-shadow: 0 4px 20px rgba(170,195,47,0.4);
  transition: all var(--transition-med);
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  border: none;
}

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

.back-to-top:hover {
  background: var(--color-accent-dark);
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(170,195,47,0.5);
}

.back-to-top svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* ===========================
   MISIÓN & VISIÓN
=========================== */
.mv-section {
  background: #ffffff;
}

.mv-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.mv-card {
  position: relative;
  padding: 3rem 2.5rem;
  background: #ffffff;
  border: 1px solid var(--color-light-gray);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform var(--transition-med), box-shadow var(--transition-med);
  text-align: center;
}

.mv-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

/* Decorative corner accent */
.mv-card__accent {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
}

.mv-card__icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 1.5rem;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-med), background var(--transition-med);
}

.mv-card:hover .mv-card__icon {
  transform: scale(1.1);
  background: linear-gradient(135deg, var(--color-accent-dark), var(--color-accent));
}

.mv-card__icon svg {
  width: 34px;
  height: 34px;
  fill: #ffffff;
}

.mv-card__title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1.25rem;
  position: relative;
  display: inline-block;
}

/* Underline decoration like in the reference image */
.mv-card__title::after {
  content: '';
  display: block;
  width: 50px;
  height: 3px;
  background: var(--color-accent);
  margin: 0.5rem auto 0;
  border-radius: 2px;
  transition: width var(--transition-med);
}

.mv-card:hover .mv-card__title::after {
  width: 80px;
}

.mv-card__text {
  font-size: 1rem;
  color: var(--color-dark-gray);
  line-height: 1.8;
  max-width: 440px;
  margin: 0 auto;
}

/* ===========================
   ANIMATIONS
=========================== */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-up--delay-1 { transition-delay: 0.1s; }
.fade-up--delay-2 { transition-delay: 0.2s; }
.fade-up--delay-3 { transition-delay: 0.3s; }
.fade-up--delay-4 { transition-delay: 0.4s; }

/* ===========================
   WHY A3B
=========================== */
.why-a3b {
  background: var(--color-primary);
}

.why-a3b__inner {
  display: flex;
  align-items: center;
  gap: 4rem;
  flex-wrap: wrap;
}

.why-a3b__header {
  flex: 0 0 240px;
}

.why-a3b__title {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  color: #ffffff;
  font-weight: 800;
  margin-top: 0.5rem;
  line-height: 1.2;
}

.why-a3b__list {
  flex: 1;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem 2rem;
}

.why-a3b__item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.88);
  line-height: 1.5;
}

.why-a3b__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  margin-top: 1px;
}

.why-a3b__icon svg {
  width: 22px;
  height: 22px;
  fill: var(--color-accent);
}

/* Responsive Why A3B */
@media (max-width: 900px) {
  .why-a3b__inner {
    flex-direction: column;
    gap: 2rem;
    align-items: flex-start;
  }

  .why-a3b__header {
    flex: none;
  }

  .why-a3b__list {
    grid-template-columns: 1fr;
    width: 100%;
  }
}

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

/* ── Tablet: 1024px ── */
@media (max-width: 1024px) {
  .about__grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .about__badge {
    right: 1rem;
  }

  .site-footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

  /* Shrink chips on tablet */
  .header-main__chips {
    gap: 0.5rem;
  }
  .header-chip {
    padding: 0.5rem 0.75rem;
  }
  .header-chip__label { display: none; }

  .mv-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

/* ── Mobile: 768px ── */
@media (max-width: 768px) {

  /* === HEADER === */
  .header-topbar__left { display: none; }
  .header-topbar__item.header-topbar__link { display: none; }
  .header-topbar__socials { border-left: none; padding-left: 0; }
  .header-topbar__right { justify-content: flex-end; width: 100%; }

  .header-main {
    padding-top: 10px;
    padding-bottom: 8px;
    height: auto;
  }

  .header-main__inner {
    flex-wrap: nowrap;
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem;
  }

  .header-logo img {
    height: 48px;
  }

  .header-main__chips { display: none; }
  .header-main__cta   { display: none; }

  .nav-toggle {
    display: flex;
  }

  .nav-toggle__bar {
    background: var(--color-primary);
  }

  /* Mobile nav drawer */
  .header-nav__menu {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 280px;
    background: var(--color-primary-dark);
    flex-direction: column;
    align-items: flex-start;
    padding: 5rem 1.5rem 2rem;
    transform: translateX(100%);
    transition: transform var(--transition-med);
    box-shadow: -10px 0 40px rgba(0,0,0,0.4);
    gap: 0;
    overflow-y: auto;
    z-index: 1100;
  }

  .header-nav__menu.is-open {
    transform: translateX(0);
  }

  .site-nav__item {
    width: 100%;
    display: block;
    border-bottom: 1px solid rgba(255,255,255,0.06);
  }

  .site-nav__link {
    height: auto;
    padding: 0.9rem 1rem;
    font-size: 0.9rem;
    color: rgba(255,255,255,0.8);
    width: 100%;
    display: block;
  }

  .site-nav__link::after { display: none; }

  .site-nav__link:hover,
  .site-nav__link.is-active {
    background: rgba(255,255,255,0.08);
    color: #ffffff;
  }

  /* === HERO === */
  .hero {
    padding-top: calc(var(--header-total) - 38px);
    min-height: auto;
    padding-bottom: 3rem;
  }

  .hero__content {
    margin-top: 1rem;
  }

  .hero__title {
    font-size: clamp(1.5rem, 7vw, 2.2rem);
    margin-bottom: 0.75rem;
  }

  .hero__subtitle {
    font-size: 0.9rem;
    margin-bottom: 1rem;
  }

  .hero__actions {
    flex-direction: column;
    gap: 0.6rem;
    margin-bottom: 1rem;
  }

  .hero__actions .btn {
    text-align: center;
    justify-content: center;
    width: 100%;
  }

  .hero__stats {
    gap: 1.5rem;
    flex-wrap: wrap;
    padding-top: 0.75rem;
  }

  .hero__scroll-indicator {
    display: none;
  }

  /* === SERVICES === */
  .services__grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .section-pad {
    padding: 3rem 0;
  }

  /* === ABOUT === */
  .about__grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .about__image-wrap {
    max-height: 260px;
    overflow: hidden;
    border-radius: var(--radius-lg);
  }

  .about__badge {
    right: 0.5rem;
    bottom: -1rem;
    width: 90px;
    height: 90px;
  }

  .about__badge-value {
    font-size: 1.6rem;
  }

  .about__specialties-label,
  .about__specialty-tags {
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  /* === MISIÓN Y VISIÓN === */
  .mv-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .mv-card {
    padding: 2rem 1.5rem;
  }

  /* === CTA BAND (CONTACTO) === */
  .cta-band__inner {
    padding: 2.5rem 1.25rem;
    text-align: center;
  }

  .cta-band__title {
    font-size: clamp(1.3rem, 5vw, 1.8rem);
  }

  .cta-band__actions {
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
  }

  .cta-band__actions .btn {
    width: 100%;
    justify-content: center;
  }

  /* === FOOTER === */
  .site-footer__grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .site-footer__bottom {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.5rem;
  }

  /* === FLOATING BUTTONS === */
  .back-to-top {
    bottom: 6.5rem;
    right: 1rem;
    width: 40px;
    height: 40px;
  }

  .whatsapp-float {
    bottom: 1rem;
    right: 1rem;
    width: 42px;
    height: 42px;
  }
}

/* ── Small mobile: 480px ── */
@media (max-width: 480px) {

  :root {
    --header-total: 140px;
  }

  .container {
    padding: 0 1rem;
  }

  .hero__title {
    font-size: clamp(1.3rem, 8vw, 1.9rem);
  }

  .hero__eyebrow {
    font-size: 0.68rem;
    padding: 0.3rem 0.75rem;
  }

  .section-title {
    font-size: clamp(1.4rem, 6vw, 2rem);
  }

  .cta-band__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .cta-band__actions .btn {
    width: 100%;
    text-align: center;
    justify-content: center;
  }

  .mv-card {
    padding: 1.5rem 1rem;
  }

  .mv-card__title {
    font-size: 1.2rem;
  }

  .service-modal-box {
    padding: 1.5rem 1rem;
    width: 95%;
  }

  .footer-col__links[style] {
    grid-template-columns: 1fr !important;
  }
}

/* Add this to style.css */
/* ===========================
   MODAL SERVICIOS
=========================== */
.service-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(13, 42, 66, 0.85); /* Primary dark with opacity */
  backdrop-filter: blur(5px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-med), visibility var(--transition-med);
}
.service-modal-overlay.is-active {
  opacity: 1;
  visibility: visible;
}
.service-modal-box {
  background: var(--color-white);
  width: 90%;
  max-width: 600px;
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  position: relative;
  transform: translateY(30px);
  opacity: 0;
  transition: transform var(--transition-med), opacity var(--transition-med);
  box-shadow: var(--shadow-lg);
  max-height: 90vh;
  overflow-y: auto;
}
.service-modal-overlay.is-active .service-modal-box {
  transform: translateY(0);
  opacity: 1;
}

.service-modal-close {
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  background: transparent;
  border: none;
  font-size: 2rem;
  line-height: 1;
  color: var(--color-mid-gray);
  cursor: pointer;
  transition: color var(--transition-fast);
}
.service-modal-close:hover {
  color: var(--color-accent);
}
.service-modal-header h3 {
  font-size: 1.5rem;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
  padding-right: 2rem;
}
.btn-ver-mas {
  margin-top: 1rem;
  padding: 0.6rem 1.5rem;
  font-size: 0.9rem;
  border: 1px solid var(--color-primary-light);
  background: transparent;
  color: var(--color-white);
  border-radius: 100px;
  cursor: pointer;
  font-weight: 600;
  transition: all var(--transition-fast);
}
.btn-ver-mas:hover {
  background: var(--color-primary-light);
  color: var(--color-white);
}

/* Modificaciones a service-card */
.service-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: stretch;
  text-align: left;
  min-height: 220px;
}

.service-card__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}

.service-card__company {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
  font-weight: 600;
  letter-spacing: 0.5px;
}

.service-card__icon {
  margin-bottom: 0 !important;
}

.service-card__bottom {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.service-card__title {
  margin-bottom: 0 !important;
  flex: 1;
  padding-right: 1rem;
  line-height: 1.3;
}

.btn-circular {
  width: 40px;
  height: 40px;
  min-width: 40px;
  border-radius: 50%;
  border: 1px solid var(--color-white);
  background: transparent;
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  padding: 0;
}
.btn-circular svg {
  width: 20px;
  height: 20px;
}
.btn-circular:hover {
  background: var(--color-white);
  color: var(--color-primary);
}
.service-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('images/logos/logo_rectangular_png.png');
  background-repeat: no-repeat;
  background-position: center;
  background-size: 80%;
  opacity: 0.05;
  z-index: 0;
  pointer-events: none;
}
.service-card > * {
  position: relative;
  z-index: 1;
}

/* ===========================
   WHATSAPP FLOAT BUTTON
=========================== */
.whatsapp-float {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 48px;
  height: 48px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.45);
  z-index: 999;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.whatsapp-float svg {
  width: 26px;
  height: 26px;
  fill: #ffffff;
}

.whatsapp-float:hover {
  transform: translateY(-3px) scale(1.08);
  box-shadow: 0 8px 28px rgba(37, 211, 102, 0.6);
}

/* Pulse ring animation */
.whatsapp-float::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid rgba(37, 211, 102, 0.4);
  animation: wsp-pulse 2.2s ease-out infinite;
  pointer-events: none;
}

@keyframes wsp-pulse {
  0%   { transform: scale(1); opacity: 1; }
  100% { transform: scale(1.6); opacity: 0; }
}

/* ===========================
   BTN WHATSAPP (CTA band)
=========================== */
.btn--whatsapp {
  background: #25d366;
  color: #ffffff;
  border: 2px solid #25d366;
  gap: 0.5rem;
}

.btn--whatsapp svg {
  fill: #ffffff;
  flex-shrink: 0;
}

.btn--whatsapp:hover {
  background: #1ebe5d;
  border-color: #1ebe5d;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

/* WhatsApp button — large CTA variant */
.btn--whatsapp-lg {
  padding: 1rem 2.5rem;
  font-size: 1rem;
  letter-spacing: 0.04em;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.35);
}

/* ===========================
   VER MÁS SERVICIOS BUTTON
=========================== */
.services__more {
  display: flex;
  justify-content: center;
  margin-top: 2.5rem;
}

.btn--ver-mas-servicios {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 2.2rem;
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: all var(--transition-med);
}

.btn--ver-mas-servicios:hover {
  background: var(--color-primary);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(22,63,98,0.25);
}

/* ===========================
   SERVICES PAGE — SP-*
=========================== */

/* Hero */
.sp-hero {
  position: relative;
  padding-top: calc(var(--header-total) + 3rem);
  padding-bottom: 4rem;
  overflow: hidden;
  background: var(--color-primary-dark);
}

.sp-hero__bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(13,42,66,0.95) 0%, rgba(22,63,98,0.85) 100%),
    url('https://images.unsplash.com/photo-1504307651254-35680f356dfd?w=1600&auto=format&fit=crop&q=80') center/cover no-repeat;
  z-index: 0;
}

.sp-hero__overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(170,195,47,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(170,195,47,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: 1;
}

.sp-hero__content {
  position: relative;
  z-index: 2;
  max-width: 90%;
  margin: 0 auto;
  padding: 0 2rem;
}

.sp-breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.55);
  margin-bottom: 1.5rem;
  transition: color var(--transition-fast);
}

.sp-breadcrumb svg { fill: currentColor; }
.sp-breadcrumb:hover { color: var(--color-accent); }

.sp-hero__title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  color: #ffffff;
  font-weight: 800;
  margin: 0.5rem 0 1rem;
}

.sp-hero__subtitle {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.7);
  max-width: 560px;
  line-height: 1.7;
}

/* Services list */
.sp-services {
  background: var(--color-off-white);
  padding: 4rem 0;
}

.sp-services__inner {
  width: 90%;
  max-width: 1300px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

/* Individual service item */
.sp-service-item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: #ffffff;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-med), box-shadow var(--transition-med);
  min-height: 420px;
}

.sp-service-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* Alternating layout: image left, text right */
.sp-service-item--reverse .sp-service-item__text {
  order: 2;
}
.sp-service-item--reverse .sp-service-item__image {
  order: 1;
}

/* Text side */
.sp-service-item__text {
  padding: 3rem 3.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1rem;
  position: relative;
}

.sp-service-item__num {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 900;
  color: var(--color-light-gray);
  line-height: 1;
  position: absolute;
  top: 1.5rem;
  right: 2rem;
  pointer-events: none;
  user-select: none;
}

.sp-service-item__title {
  font-size: clamp(1.2rem, 2vw, 1.6rem);
  color: var(--color-primary);
  font-weight: 800;
  line-height: 1.25;
  padding-right: 3rem;
}

.sp-service-item__desc {
  font-size: 0.95rem;
  color: var(--color-dark-gray);
  line-height: 1.75;
}

.sp-service-item__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  margin-top: 0.25rem;
}

.sp-service-item__list li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.88rem;
  color: var(--color-dark-gray);
  line-height: 1.5;
}

.sp-service-item__list li svg {
  fill: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.sp-service-item__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.75rem;
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-accent);
  padding-bottom: 2px;
  transition: color var(--transition-fast), border-color var(--transition-fast);
  width: fit-content;
}

.sp-service-item__cta svg { fill: currentColor; }

.sp-service-item__cta:hover {
  color: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
}

/* Image side */
.sp-service-item__image {
  position: relative;
  overflow: hidden;
  min-height: 360px;
}

.sp-service-item__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-slow);
}

.sp-service-item:hover .sp-service-item__image img {
  transform: scale(1.04);
}

.sp-service-item__image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(22,63,98,0.15) 0%, transparent 60%);
  pointer-events: none;
}

/* CTA bottom */
.sp-cta {
  background: var(--color-primary);
  padding: 4rem 0;
}

.sp-cta__inner {
  width: 90%;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.sp-cta__title {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  color: #ffffff;
  font-weight: 800;
  margin: 0.5rem 0 1rem;
}

.sp-cta__subtitle {
  font-size: 1rem;
  color: rgba(255,255,255,0.7);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.sp-cta__actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ── SP Responsive ── */
@media (max-width: 900px) {
  .sp-service-item {
    grid-template-columns: 1fr;
  }

  .sp-service-item__image {
    order: -1;
    min-height: 240px;
  }

  .sp-service-item__text {
    padding: 2rem 1.75rem;
  }

  .sp-service-item__num {
    font-size: 2.5rem;
    top: 1rem;
    right: 1.25rem;
  }

  .sp-hero__content {
    max-width: 100%;
    padding: 0 1.25rem;
  }

  .sp-services__inner {
    width: 95%;
  }

  .sp-cta__actions {
    flex-direction: column;
    align-items: center;
  }

  .sp-cta__actions .btn {
    width: 100%;
    max-width: 320px;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .sp-hero {
    padding-top: calc(var(--header-total) + 1.5rem);
    padding-bottom: 2.5rem;
  }

  .sp-service-item__text {
    padding: 1.5rem 1.25rem;
  }

  .sp-service-item__title {
    padding-right: 2rem;
  }
}