/* =========================================
   joaowalking — Design Tokens & Custom CSS
   ========================================= */

:root {
  /* — Color Tokens — */
  --color-primary:       #061A4A;
  --color-primary-dark:  #040F2E;
  --color-accent:        #39FF6A;
  --color-accent-dim:    #2bcc55;
  --color-secondary:     #0A2C7A;
  --color-text-light:    #F3F6FF;
  --color-text-muted:    #A3B1D6;
  --color-bg-light:      #F6F8FF;
  --color-bg-white:      #FFFFFF;
  --color-border-glass:  rgba(255, 255, 255, 0.15);
  --color-border-glass2: rgba(255, 255, 255, 0.08);
  --color-overlay:       rgba(6, 26, 74, 0.85);

  /* — Typography — */
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body:    'Inter', sans-serif;

  /* — Spacing — */
  --section-py: 5rem;

  /* — Transitions — */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-med:  0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* =========================================
   Base
   ========================================= */
* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  color: var(--color-text-light);
  background: var(--color-primary);
  margin: 0;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.1;
}

/* =========================================
   Glassmorphism
   ========================================= */
.glass {
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--color-border-glass);
  border-radius: 1rem;
}

.glass-dark {
  background: rgba(6, 26, 74, 0.45);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--color-border-glass2);
  border-radius: 1rem;
}

/* =========================================
   Card Hover Effects
   ========================================= */
.card-hover {
  transition: transform var(--transition-med), box-shadow var(--transition-med);
  will-change: transform;
}

.card-hover:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: 0 0 30px rgba(57, 255, 106, 0.15),
              0 20px 40px rgba(0, 0, 0, 0.25);
}

/* =========================================
   Buttons
   ========================================= */
.btn-primary {
  background: linear-gradient(135deg, var(--color-secondary), var(--color-accent-dim));
  color: #fff;
  font-weight: 600;
  border: none;
  border-radius: 999px;
  padding: 0.85rem 2rem;
  font-size: 1rem;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 25px rgba(57, 255, 106, 0.35),
              0 8px 20px rgba(0, 0, 0, 0.3);
}

.btn-outline {
  background: transparent;
  color: var(--color-text-light);
  font-weight: 600;
  border: 2px solid var(--color-border-glass);
  border-radius: 999px;
  padding: 0.82rem 2rem;
  font-size: 1rem;
  cursor: pointer;
  transition: border-color var(--transition-fast), color var(--transition-fast), background var(--transition-fast);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: rgba(57, 255, 106, 0.06);
}

.btn-glow {
  box-shadow: 0 0 15px rgba(57, 255, 106, 0.25);
}

/* =========================================
   Gradient Line (decorative)
   ========================================= */
.gradient-line {
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent), var(--color-primary));
  border: none;
}

/* =========================================
   Scroll Indicator
   ========================================= */
.scroll-indicator {
  width: 28px;
  height: 44px;
  border: 2px solid var(--color-border-glass);
  border-radius: 999px;
  position: relative;
  margin: 0 auto;
}

.scroll-indicator::after {
  content: '';
  width: 4px;
  height: 10px;
  background: var(--color-accent);
  border-radius: 999px;
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  animation: scroll-bounce 1.8s ease-in-out infinite;
}

@keyframes scroll-bounce {
  0%, 100% { top: 8px; opacity: 1; }
  50%      { top: 22px; opacity: 0.3; }
}

/* =========================================
   Floating Cards (Hero)
   ========================================= */
.floating-card {
  animation: float 6s ease-in-out infinite;
}

.floating-card:nth-child(2) {
  animation-delay: -2s;
}

.floating-card:nth-child(3) {
  animation-delay: -4s;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-12px); }
}

/* =========================================
   Blur Circles (decorative)
   ========================================= */
.blur-circle {
  position: absolute;
  border-radius: 9999px;
  filter: blur(80px);
  opacity: 0.35;
  pointer-events: none;
}

.blur-circle-1 {
  width: 320px;
  height: 320px;
  background: var(--color-accent);
  top: 10%;
  right: -5%;
}

.blur-circle-2 {
  width: 250px;
  height: 250px;
  background: var(--color-secondary);
  bottom: 15%;
  left: -8%;
}

.blur-circle-3 {
  width: 200px;
  height: 200px;
  background: var(--color-accent);
  bottom: 5%;
  right: 15%;
  opacity: 0.18;
}

/* =========================================
   Badge (pill)
   ========================================= */
.badge {
  display: inline-block;
  background: rgba(57, 255, 106, 0.12);
  color: var(--color-accent);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.3rem 0.8rem;
  border-radius: 999px;
  border: 1px solid rgba(57, 255, 106, 0.25);
}

/* =========================================
   Step Arrow (how it works)
   ========================================= */
.step-arrow {
  color: var(--color-accent);
  font-size: 1.5rem;
  opacity: 0.5;
}

/* =========================================
   Hamburger Menu
   ========================================= */
.hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 60;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 26px;
  height: 2.5px;
  background: var(--color-text-light);
  border-radius: 2px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.hamburger.active span:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
}

/* =========================================
   Mobile Menu Overlay
   ========================================= */
.mobile-menu {
  position: fixed;
  inset: 0;
  background: rgba(4, 15, 46, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 50;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-med);
}

.mobile-menu.open {
  opacity: 1;
  pointer-events: all;
}

.mobile-menu a {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-text-light);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.mobile-menu a:hover,
.mobile-menu a.active-link {
  color: var(--color-accent);
}

/* =========================================
   Service Tabs (servicios.php)
   ========================================= */
.service-tab {
  color: var(--color-text-muted);
  text-decoration: none;
  padding: 0.75rem 1.5rem;
  border-bottom: 2px solid transparent;
  font-weight: 600;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.service-tab:hover,
.service-tab.active {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

/* =========================================
   Form Styles
   ========================================= */
.form-input {
  width: 100%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--color-border-glass);
  border-radius: 0.75rem;
  padding: 0.85rem 1rem;
  color: var(--color-text-light);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}

.form-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 12px rgba(57, 255, 106, 0.15);
}

.form-input::placeholder {
  color: var(--color-text-muted);
}

select.form-input {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none'%3E%3Cpath d='M1 1.5l5 5 5-5' stroke='%23A3B1D6' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  cursor: pointer;
}

select.form-input option {
  background: var(--color-primary);
  color: var(--color-text-light);
}

/* =========================================
   Nav Active Underline
   ========================================= */
.nav-link {
  position: relative;
  text-decoration: none;
  color: var(--color-text-muted);
  font-weight: 500;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-accent);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-link.active {
  color: var(--color-accent);
}

/* =========================================
   Section Utility
   ========================================= */
.section-dark {
  background: var(--color-primary);
}

.section-darker {
  background: var(--color-primary-dark);
}

.section-light {
  background: var(--color-bg-light);
  color: var(--color-primary);
}

.section-white {
  background: var(--color-bg-white);
  color: var(--color-primary);
}

/* =========================================
   Smooth Reveal (optional enhancement)
   ========================================= */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}