/* ==========================================================================
   COMPONENT STYLES - AINEA Technology
   ========================================================================== */

/* ==========================================================================
   HEADER
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-header);
  padding: var(--space-md) 0;
  transition: all var(--duration-normal) var(--ease-out);
}
.site-header.is-scrolled {
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  padding: var(--space-sm) 0;
}
.site-header.is-hidden { transform: translateY(-100%); }

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}

.header__logo {
  display: flex;
  align-items: center;
  max-width: 180px;
}

.header__logo img, 
.header__logo .custom-logo {
  display: block;
  max-height: 45px; /* Altura ideal para un menú elegante */
  width: auto;
  height: auto;
  object-fit: contain;
  transition: transform var(--duration-fast);
}

@media (max-width: 768px) {
  .header__logo {
    max-width: 120px;
  }
  .header__logo img, 
  .header__logo .custom-logo {
    max-height: 32px; /* Más pequeño en móviles para que quepa el menú */
  }
}

.header__logo a:hover img {
  transform: scale(1.05);
}

.header__logo-text {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-heading);
  font-weight: var(--fw-bold);
  font-size: var(--fs-lg);
  color: var(--text-primary);
}
.header__logo-text:hover { color: var(--text-primary); }

.header__nav { flex: 1; display: flex; justify-content: center; }
.nav-menu { display: flex; gap: var(--space-lg); list-style: none; }
.nav-menu li { position: relative; }
.nav-menu a {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--text-secondary);
  transition: color var(--duration-fast);
  padding: var(--space-sm) 0;
}
.nav-menu a:hover, .nav-menu .current-menu-item > a { color: var(--color-accent-cyan); }

/* Dropdown */
.nav-menu .sub-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-sm);
  min-width: 200px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--duration-fast);
  display: flex;
  flex-direction: column;
}
.nav-menu li:hover > .sub-menu { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.nav-menu .sub-menu a { padding: var(--space-sm) var(--space-md); border-radius: var(--radius-sm); display: block; }
.nav-menu .sub-menu a:hover { background: var(--bg-tertiary); }

.header__actions { display: flex; align-items: center; gap: var(--space-md); }

.theme-toggle {
  background: none;
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--duration-fast);
}
.theme-toggle:hover { border-color: var(--color-accent-cyan); color: var(--color-accent-cyan); }

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
}

.hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 24px;
}
.hamburger__line {
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--duration-fast);
}
.mobile-menu-toggle[aria-expanded="true"] .hamburger__line:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.mobile-menu-toggle[aria-expanded="true"] .hamburger__line:nth-child(2) { opacity: 0; }
.mobile-menu-toggle[aria-expanded="true"] .hamburger__line:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 400px;
  height: 100vh;
  background: var(--bg-secondary);
  z-index: var(--z-overlay);
  transition: right var(--duration-normal) var(--ease-out);
  padding: var(--space-5xl) var(--space-xl) var(--space-xl);
  overflow-y: auto;
}
.mobile-menu.is-open { right: 0; }
.mobile-nav-menu { display: flex; flex-direction: column; gap: var(--space-sm); list-style: none; }
.mobile-nav-menu a {
  display: block;
  padding: var(--space-md);
  font-size: var(--fs-lg);
  font-weight: var(--fw-medium);
  color: var(--text-primary);
  border-radius: var(--radius-md);
}
.mobile-nav-menu a:hover { background: var(--bg-tertiary); }
.mobile-menu__cta { margin-top: var(--space-xl); width: 100%; justify-content: center; }

body.menu-open { overflow: hidden; }

/* ==========================================================================
   HERO
   ========================================================================== */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(100px + var(--space-4xl)) 0 var(--space-3xl); /* Más padding superior */
  overflow: hidden;
}

.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.hero-glow {
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  filter: blur(120px);
  z-index: 0;
  pointer-events: none;
}
.hero-glow--left { background: rgba(79, 70, 229, 0.15); top: 10%; left: -10%; }
.hero-glow--right { background: rgba(0, 229, 255, 0.1); bottom: 10%; right: -10%; }

.hero-content { position: relative; z-index: 1; }
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: var(--space-4xl); align-items: center; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-full);
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  margin-bottom: var(--space-xl);
}

.hero-title {
  font-size: var(--fs-4xl);
  font-weight: var(--fw-extrabold);
  line-height: var(--lh-tight);
  margin-bottom: var(--space-lg);
}

.hero-subtitle {
  font-size: var(--fs-md);
  color: var(--text-secondary);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-2xl);
  max-width: 500px;
}

.hero-actions { display: flex; gap: var(--space-md); flex-wrap: wrap; margin-bottom: var(--space-2xl); }

.hero-trust { display: flex; align-items: center; gap: var(--space-md); }
.hero-trust__avatars { display: flex; }
.hero-trust__avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  border: 2px solid var(--bg-primary);
  margin-left: -8px;
}
.hero-trust__avatar:first-child { margin-left: 0; }
.hero-trust__text { font-size: var(--fs-xs); }
.hero-trust__text strong { display: block; color: var(--text-primary); }
.hero-trust__text span { color: var(--text-muted); }

.hero-visual__card {
  position: relative;
  padding: var(--space-2xl);
  min-height: 350px;
}

.hero-stat-card {
  position: absolute;
  padding: var(--space-md) var(--space-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  animation: float 4s ease-in-out infinite;
}
.hero-stat-card__value { font-size: var(--fs-xl); font-weight: var(--fw-extrabold); }
.hero-stat-card__label { font-size: var(--fs-xs); color: var(--text-secondary); white-space: nowrap; }

.hero-scroll {
  position: absolute;
  bottom: var(--space-xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--fs-xs);
  color: var(--text-muted);
}
.hero-scroll__indicator {
  width: 20px;
  height: 32px;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-full);
  display: flex;
  justify-content: center;
  padding-top: 6px;
}

/* ==========================================================================
   LOGO BAR
   ========================================================================== */
.logo-bar { padding: var(--space-3xl) 0; overflow: hidden; }
.logo-bar__label {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: var(--space-xl);
}
.logo-bar__track { overflow: hidden; mask-image: linear-gradient(90deg, transparent, #000 20%, #000 80%, transparent); }
.logo-bar__item {
  font-family: var(--font-heading);
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  color: var(--text-muted);
  opacity: 0.4;
  white-space: nowrap;
  transition: opacity var(--duration-fast);
}
.logo-bar__item:hover { opacity: 0.8; }

/* ==========================================================================
   PROCESS STEPS (How It Works)
   ========================================================================== */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
  margin-top: var(--space-3xl);
}

.process-step { text-align: center; position: relative; }

.process-step__number {
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-weight: var(--fw-extrabold);
  font-size: var(--fs-lg);
  margin: 0 auto var(--space-lg);
}

.process-step__connector {
  position: absolute;
  top: 30px;
  left: calc(50% + 40px);
  width: calc(100% - 80px);
}
.process-step:last-child .process-step__connector { display: none; }

.process-step__title {
  font-size: var(--fs-md);
  font-weight: var(--fw-semibold);
  margin-bottom: var(--space-sm);
}
.process-step__text { font-size: var(--fs-sm); color: var(--text-secondary); }

/* ==========================================================================
   STATS
   ========================================================================== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
  text-align: center;
}
.stat-item__value {
  font-family: var(--font-heading);
  font-size: var(--fs-4xl);
  font-weight: var(--fw-extrabold);
  display: block;
  margin-bottom: var(--space-xs);
}
.stat-item__label { font-weight: var(--fw-semibold); color: var(--text-primary); display: block; }
.stat-item__sublabel { font-size: var(--fs-xs); color: var(--text-muted); }

/* ==========================================================================
   CASE STUDY CARDS
   ========================================================================== */
.case-study-card__image { border-radius: var(--radius-lg); overflow: hidden; margin-bottom: var(--space-lg); }
.case-study-card__image img { width: 100%; height: 200px; object-fit: cover; }
.case-study-card__industry {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  color: var(--color-accent-purple);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-sm);
}
.case-study-card__metrics {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin: var(--space-md) 0;
}
.case-study-card__metric {
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  padding: var(--space-xs) var(--space-sm);
  background: rgba(79, 70, 229, 0.1);
  color: var(--color-accent-cyan);
  border-radius: var(--radius-sm);
}

/* ==========================================================================
   TESTIMONIALS
   ========================================================================== */
.testimonials-track { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-xl); margin-top: var(--space-3xl); }
.testimonial-card { padding: var(--space-2xl); }
.testimonial-card__stars { display: flex; gap: 2px; margin-bottom: var(--space-md); }
.testimonial-card__quote { font-size: var(--fs-base); font-style: italic; line-height: var(--lh-relaxed); margin-bottom: var(--space-lg); color: var(--text-primary); }
.testimonial-card__author { display: flex; align-items: center; gap: var(--space-md); }
.testimonial-card__avatar { width: 48px; height: 48px; border-radius: 50%; overflow: hidden; flex-shrink: 0; }
.testimonial-card__avatar img { width: 100%; height: 100%; object-fit: cover; }
.testimonial-card__avatar--placeholder {
  display: flex; align-items: center; justify-content: center;
  background: var(--gradient-primary); color: #fff; font-weight: var(--fw-bold); font-size: var(--fs-lg);
}
.testimonial-card__author strong { display: block; font-size: var(--fs-sm); }
.testimonial-card__author span { font-size: var(--fs-xs); color: var(--text-muted); }

/* ==========================================================================
   PRICING
   ========================================================================== */
.pricing-toggle {
  display: inline-flex;
  align-items: center;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}
.pricing-toggle__switch {
  width: 52px;
  height: 28px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  position: relative;
  cursor: pointer;
  transition: background var(--duration-fast);
}
.pricing-toggle__switch.is-active { background: var(--color-accent-indigo); }
.pricing-toggle__knob {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  background: #fff;
  border-radius: 50%;
  transition: transform var(--duration-fast);
}
.pricing-toggle__switch.is-active .pricing-toggle__knob { transform: translateX(24px); }
.pricing-toggle__label { font-size: var(--fs-sm); color: var(--text-muted); transition: color var(--duration-fast); }
.pricing-toggle__label--active { color: var(--text-primary); font-weight: var(--fw-semibold); }
.pricing-toggle__badge {
  font-size: var(--fs-xs);
  background: var(--gradient-primary);
  color: #fff;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  margin-left: var(--space-xs);
}

.pricing-card { position: relative; text-align: center; padding: var(--space-3xl) var(--space-2xl); }
.pricing-card--featured { border-color: var(--color-accent-indigo); transform: scale(1.05); }
.pricing-card--featured:hover { transform: scale(1.05) translateY(-4px); }
.pricing-card__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-cta);
  color: #fff;
  padding: var(--space-xs) var(--space-lg);
  border-radius: var(--radius-full);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
}
.pricing-card__name { font-size: var(--fs-xl); margin-bottom: var(--space-sm); }
.pricing-card__desc { font-size: var(--fs-sm); color: var(--text-secondary); margin-bottom: var(--space-lg); }
.pricing-card__price { margin-bottom: var(--space-xl); }
.pricing-card__currency { font-size: var(--fs-lg); font-weight: var(--fw-semibold); vertical-align: super; }
.pricing-card__amount { font-size: var(--fs-4xl); font-weight: var(--fw-extrabold); }
.pricing-card__amount--custom { font-size: var(--fs-2xl); }
.pricing-card__period { font-size: var(--fs-sm); color: var(--text-muted); }

.pricing-card__features { list-style: none; text-align: left; margin-bottom: var(--space-xl); display: flex; flex-direction: column; gap: var(--space-sm); }
.pricing-card__features li { display: flex; align-items: center; gap: var(--space-sm); font-size: var(--fs-sm); color: var(--text-secondary); }
.pricing-card__features li svg { flex-shrink: 0; }

/* Pricing Preview Cards */
.pricing-preview-card { text-align: center; padding: var(--space-2xl); position: relative; }
.pricing-preview-card--featured { border-color: var(--color-accent-indigo); }
.pricing-preview-card__price { margin: var(--space-lg) 0; }
.pricing-preview-card__amount { font-size: var(--fs-3xl); font-weight: var(--fw-extrabold); }
.pricing-preview-card__period { font-size: var(--fs-sm); color: var(--text-muted); }

/* Comparison Table */
.comparison-table-wrapper { overflow-x: auto; margin-top: var(--space-2xl); }
.comparison-table { width: 100%; border-collapse: collapse; }
.comparison-table th, .comparison-table td { padding: var(--space-md) var(--space-lg); text-align: center; border-bottom: 1px solid var(--border-color); font-size: var(--fs-sm); }
.comparison-table th { font-weight: var(--fw-semibold); color: var(--text-primary); }
.comparison-table td:first-child { text-align: left; font-weight: var(--fw-medium); }
.comparison-table .highlight { background: rgba(79, 70, 229, 0.05); }

/* ==========================================================================
   TEAM CARDS
   ========================================================================== */
.team-card { text-align: center; }
.team-card__image { padding: var(--space-2xl); border-radius: var(--radius-xl); margin-bottom: var(--space-lg); }
.team-card__avatar {
  width: 80px; height: 80px; border-radius: 50%; margin: 0 auto;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: var(--fs-2xl); font-weight: var(--fw-bold);
}
.team-card__name { font-size: var(--fs-md); font-weight: var(--fw-semibold); }
.team-card__role { font-size: var(--fs-sm); display: block; margin-bottom: var(--space-sm); }
.team-card__bio { font-size: var(--fs-xs); color: var(--text-secondary); }

/* ==========================================================================
   CONTACT FORM
   ========================================================================== */
.contact-form { padding: var(--space-2xl); }
.form-step { display: none; }
.form-step--active { display: block; }
.form-step__title { font-size: var(--fs-xl); margin-bottom: var(--space-xl); }
.form-options { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-md); margin-bottom: var(--space-xl); }
.form-option input { display: none; }
.form-option__card {
  display: flex; flex-direction: column; align-items: center; gap: var(--space-sm);
  padding: var(--space-lg); border: 1px solid var(--border-color); border-radius: var(--radius-lg);
  cursor: pointer; transition: all var(--duration-fast); text-align: center;
}
.form-option__card:hover { border-color: var(--color-accent-cyan); }
.form-option input:checked + .form-option__card { border-color: var(--color-accent-indigo); background: rgba(79,70,229,0.1); }
.form-option__icon { font-size: 1.5rem; }
.form-option__label { font-size: var(--fs-sm); font-weight: var(--fw-medium); }

.form-group { margin-bottom: var(--space-lg); }
.form-group label { display: block; font-size: var(--fs-sm); font-weight: var(--fw-medium); margin-bottom: var(--space-sm); }
.form-group input, .form-group textarea {
  width: 100%;
  padding: var(--space-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  transition: border-color var(--duration-fast);
}
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--color-accent-indigo); }

.form-actions { display: flex; gap: var(--space-md); justify-content: flex-end; }
.form-steps-indicator { display: flex; gap: var(--space-sm); justify-content: center; margin-top: var(--space-xl); }
.step-dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--border-color);
  transition: all var(--duration-fast);
}
.step-dot.active { background: var(--color-accent-indigo); width: 24px; border-radius: var(--radius-full); }

.form-success { text-align: center; padding: var(--space-3xl); }

.contact-info-card { padding: var(--space-2xl); margin-bottom: var(--space-xl); }
.contact-info__item { display: flex; gap: var(--space-md); margin-top: var(--space-lg); }
.contact-info__item strong { display: block; margin-bottom: var(--space-xs); }
.contact-info__item p, .contact-info__item a { font-size: var(--fs-sm); color: var(--text-secondary); }
.calendly-card { padding: var(--space-2xl); text-align: center; }

/* ==========================================================================
   ROI CALCULATOR
   ========================================================================== */
.roi-calculator { padding: var(--space-2xl); }
.roi-calculator__input { margin-bottom: var(--space-xl); }
.roi-calculator__input label { display: flex; justify-content: space-between; font-size: var(--fs-sm); font-weight: var(--fw-medium); margin-bottom: var(--space-sm); }
.roi-slider {
  width: 100%;
  -webkit-appearance: none;
  height: 6px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
  outline: none;
}
.roi-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  background: var(--gradient-primary);
  border-radius: 50%;
  cursor: pointer;
  box-shadow: var(--shadow-glow);
}
.roi-value { font-weight: var(--fw-semibold); color: var(--color-accent-cyan); }
.roi-calculator__results { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-md); margin: var(--space-xl) 0; padding: var(--space-lg); background: var(--bg-tertiary); border-radius: var(--radius-lg); }
.roi-result { text-align: center; }
.roi-result__label { display: block; font-size: var(--fs-xs); color: var(--text-muted); margin-bottom: var(--space-xs); }
.roi-result__value { font-size: var(--fs-xl); font-weight: var(--fw-extrabold); }

/* ==========================================================================
   CHAT WIDGET
   ========================================================================== */
.chat-widget { position: fixed; bottom: var(--space-xl); right: var(--space-xl); z-index: var(--z-chat); }
.chat-widget__toggle {
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--gradient-cta); color: #fff; border: none;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-lg); transition: transform var(--duration-fast); position: relative;
}
.chat-widget__toggle:hover { transform: scale(1.1); }

.chat-widget__window {
  position: absolute; bottom: 70px; right: 0;
  width: 360px; height: 460px;
  border-radius: var(--radius-xl);
  flex-direction: column; overflow: hidden;
  box-shadow: var(--shadow-xl);
}
.chat-widget__header {
  display: flex; justify-content: space-between; align-items: center;
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--border-color);
}
.chat-widget__header-info { display: flex; align-items: center; gap: var(--space-sm); }
.chat-widget__header-info strong { font-size: var(--fs-sm); display: block; }
.chat-widget__header-info span { font-size: var(--fs-xs); color: var(--text-muted); }
.chat-widget__status-dot { width: 8px; height: 8px; border-radius: 50%; background: #22c55e; }
.chat-widget__minimize { background: none; border: none; color: var(--text-muted); cursor: pointer; }

.chat-widget__messages { flex: 1; overflow-y: auto; padding: var(--space-md); display: flex; flex-direction: column; gap: var(--space-md); }
.chat-message p { padding: var(--space-md); border-radius: var(--radius-lg); font-size: var(--fs-sm); max-width: 85%; }
.chat-message--bot p { background: var(--bg-tertiary); color: var(--text-primary); border-bottom-left-radius: var(--radius-xs, 4px); }
.chat-message--user { display: flex; justify-content: flex-end; }
.chat-message--user p { background: var(--gradient-primary); color: #fff; border-bottom-right-radius: var(--radius-xs, 4px); }

.chat-widget__input {
  display: flex; padding: var(--space-sm); border-top: 1px solid var(--border-color);
}
.chat-widget__input input {
  flex: 1; padding: var(--space-sm) var(--space-md);
  background: var(--bg-tertiary); border: none; border-radius: var(--radius-full);
  color: var(--text-primary); font-size: var(--fs-sm);
}
.chat-widget__input input:focus { outline: none; }
.chat-widget__input button {
  background: none; border: none; color: var(--color-accent-cyan);
  cursor: pointer; padding: var(--space-sm); transition: color var(--duration-fast);
}
.chat-widget__input button:hover { color: var(--color-accent-purple); }

/* ==========================================================================
   BLOG CARDS
   ========================================================================== */
.blog-card__image { border-radius: var(--radius-lg); overflow: hidden; margin: calc(-1 * var(--space-2xl)); margin-bottom: var(--space-lg); position: relative; }
.blog-card__image img { width: 100%; height: 220px; object-fit: cover; transition: transform var(--duration-normal); }
.blog-card:hover .blog-card__image img { transform: scale(1.05); }
.blog-card__category {
  position: absolute; top: var(--space-md); left: var(--space-md);
  background: var(--gradient-primary); color: #fff; padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm); font-size: var(--fs-xs); font-weight: var(--fw-semibold);
}
.blog-card__meta { display: flex; gap: var(--space-md); font-size: var(--fs-xs); color: var(--text-muted); margin-bottom: var(--space-sm); }
.blog-card__title { font-size: var(--fs-md); margin-bottom: var(--space-sm); }
.blog-card__title a { color: var(--text-primary); }
.blog-card__title a:hover { color: var(--color-accent-cyan); }
.blog-card__excerpt { font-size: var(--fs-sm); color: var(--text-secondary); margin-bottom: var(--space-md); }

/* ==========================================================================
   SINGLE POST
   ========================================================================== */
.single-post { padding-top: calc(80px + var(--space-3xl)); }
.single-post__header { margin-bottom: var(--space-2xl); }
.single-post__meta { display: flex; gap: var(--space-md); align-items: center; margin-bottom: var(--space-lg); }
.single-post__category { background: var(--gradient-primary); color: #fff; padding: var(--space-xs) var(--space-md); border-radius: var(--radius-full); font-size: var(--fs-xs); font-weight: var(--fw-semibold); }
.single-post__title { font-size: var(--fs-3xl); margin-bottom: var(--space-lg); }
.single-post__author { display: flex; align-items: center; gap: var(--space-md); }
.single-post__author img { border-radius: 50%; }
.single-post__author-name { font-weight: var(--fw-semibold); display: block; }
.single-post__read-time { font-size: var(--fs-xs); color: var(--text-muted); }
.single-post__featured { margin-bottom: var(--space-2xl); border-radius: var(--radius-xl); overflow: hidden; }
.single-post__content { line-height: var(--lh-relaxed); }
.single-post__content h2, .single-post__content h3 { margin-top: var(--space-2xl); margin-bottom: var(--space-md); }
.single-post__content p { margin-bottom: var(--space-lg); }
.single-post__content img { border-radius: var(--radius-lg); margin: var(--space-xl) 0; }
.single-post__tags { display: flex; gap: var(--space-sm); flex-wrap: wrap; margin: var(--space-2xl) 0; }
.tag { padding: var(--space-xs) var(--space-md); background: var(--bg-tertiary); border-radius: var(--radius-full); font-size: var(--fs-xs); color: var(--text-secondary); }
.tag:hover { background: var(--color-accent-indigo); color: #fff; }

/* ==========================================================================
   USE CASE CARDS
   ========================================================================== */
.use-case-card { padding: var(--space-xl); text-align: center; }
.use-case-card__icon { font-size: 2rem; display: block; margin-bottom: var(--space-md); }
.use-case-card__title { font-size: var(--fs-base); font-weight: var(--fw-semibold); margin-bottom: var(--space-sm); }

/* ==========================================================================
   SERVICE CARD FEATURES
   ========================================================================== */
.service-card__features { list-style: none; margin: var(--space-md) 0; display: flex; flex-direction: column; gap: var(--space-sm); }
.service-card__features li { display: flex; align-items: center; gap: var(--space-sm); font-size: var(--fs-sm); color: var(--text-secondary); }

/* ==========================================================================
   CTA FINAL
   ========================================================================== */
.cta-final { position: relative; padding: var(--space-5xl) 0; overflow: hidden; }
.cta-final__bg { position: absolute; inset: 0; }

/* ==========================================================================
   404
   ========================================================================== */
.error-404__code { display: flex; align-items: center; justify-content: center; gap: var(--space-md); font-size: 8rem; font-weight: var(--fw-extrabold); margin-bottom: var(--space-xl); }
.error-404__orb { animation: float 4s ease-in-out infinite; }

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer { background: var(--bg-secondary); border-top: 1px solid var(--border-color); }
.footer__top { padding: var(--space-4xl) 0 var(--space-2xl); }
.footer__grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: var(--space-2xl); }
.footer__title { font-size: var(--fs-base); font-weight: var(--fw-semibold); margin-bottom: var(--space-lg); }
.footer__desc { font-size: var(--fs-sm); color: var(--text-secondary); margin-bottom: var(--space-lg); }
.footer__links { list-style: none; }
.footer__links li { margin-bottom: var(--space-sm); }
.footer__links a { font-size: var(--fs-sm); color: var(--text-secondary); }
.footer__links a:hover { color: var(--color-accent-cyan); }
.footer__social { display: flex; gap: var(--space-md); }
.footer__social-link { color: var(--text-muted); transition: all var(--duration-fast); }
.footer__social-link:hover { color: var(--color-accent-cyan); transform: translateY(-2px); }
.footer__newsletter-text { font-size: var(--fs-sm); color: var(--text-secondary); margin-bottom: var(--space-md); }
.footer__newsletter-input { display: flex; gap: var(--space-sm); }
.footer__newsletter-input input {
  flex: 1; padding: var(--space-sm) var(--space-md);
  background: var(--bg-tertiary); border: 1px solid var(--border-color);
  border-radius: var(--radius-full); color: var(--text-primary); font-size: var(--fs-sm);
}
.footer__newsletter-input input:focus { outline: none; border-color: var(--color-accent-indigo); }
.footer__bottom { padding: var(--space-lg) 0; border-top: 1px solid var(--border-color); }
.footer__copyright { font-size: var(--fs-xs); color: var(--text-muted); }
.footer__bottom-links { display: flex; gap: var(--space-lg); }
.footer__bottom-links a { font-size: var(--fs-xs); color: var(--text-muted); }
.footer__bottom-links a:hover { color: var(--text-primary); }

/* ==========================================================================
   PAGINATION
   ========================================================================== */
.pagination { margin-top: var(--space-3xl); text-align: center; }
.pagination .nav-links { display: flex; justify-content: center; gap: var(--space-sm); }
.pagination a, .pagination span {
  padding: var(--space-sm) var(--space-md); border-radius: var(--radius-md);
  font-size: var(--fs-sm); color: var(--text-secondary); border: 1px solid var(--border-color);
}
.pagination .current { background: var(--gradient-primary); color: #fff; border-color: transparent; }
.pagination a:hover { border-color: var(--color-accent-cyan); color: var(--color-accent-cyan); }

/* ==========================================================================
   PAGE CONTENT
   ========================================================================== */
.page-content { padding-top: calc(80px + var(--space-3xl)); }
.page-header { margin-bottom: var(--space-2xl); }
.page-title { font-size: var(--fs-3xl); }

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 1024px) {
  .header__nav { display: none; }
  .mobile-menu-toggle { display: block; }
  .hero-grid { grid-template-columns: 1fr; gap: var(--space-2xl); }
  .hero-visual { display: none; }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .process-step__connector { display: none; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials-track { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .process-steps { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-card--featured { transform: none; }
  .pricing-card--featured:hover { transform: translateY(-4px); }
  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom .flex { flex-direction: column; gap: var(--space-md); text-align: center; }
  .chat-widget__window { width: calc(100vw - var(--space-2xl)); right: calc(-1 * var(--space-md)); }
  .roi-calculator__results { grid-template-columns: 1fr; }
  .form-options { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hero-title { font-size: var(--fs-2xl); }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
}