/* css/main.css - Global Styles, Typography, Variables, and Base Layouts */

@import url("https://fonts.googleapis.com/css2?family=Jost:wght@300;400;500;600;700&display=swap");

:root {
  --primary-color: #dc2626;
  /* Crimson Red */
  --primary-hover: #b91c1c;
  /* Darker Crimson */
  --bg-dark: #0a0a0a;
  /* Pure Dark Background */
  --bg-card: #111111;
  /* Card Dark Background */
  --bg-alt: #0f0f0f;
  /* Alternate Dark Background */
  --bg-nav: rgba(10, 10, 10, 0.8);
  /* Glassy dark background */
  --border-color: #222222;
  /* Dark Slate Border */
  --border-hover: #dc2626;
  /* Crimson Red Border */
  --border-light: #333333;
  /* Slightly lighter border */
  --text-white: #ffffff;
  --text-gray-100: #f3f4f6;
  --text-gray-200: #e5e7eb;
  --text-gray-300: #d1d5db;
  --text-gray-400: #9ca3af;
  --text-gray-500: #6b7280;
  --text-gray-600: #4b5563;
  --transition-fast: all 0.2s ease;
  --transition-normal: all 0.3s ease;
  --transition-slow: all 0.6s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Jost", sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-gray-200);
  overflow-x: hidden;
  line-height: 1.5;
}

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

button {
  background: none;
  border: none;
  font-family: inherit;
  cursor: pointer;
}

/* =========================================
   LAYOUT UTILITIES
   ========================================= */
.container {
  width: 100%;
  max-width: 1280px;
  margin-right: auto;
  margin-left: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.section {
  padding-top: 6rem;
  padding-bottom: 6rem;
}

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

.text-left {
  text-align: left;
}

.uppercase {
  text-transform: uppercase;
}

.lowercase {
  text-transform: lowercase;
}

.text-red-500 {
  color: var(--primary-color);
}

.text-white {
  color: var(--text-white);
}

.text-gray-400 {
  color: var(--text-gray-400);
}

.text-gray-500 {
  color: var(--text-gray-500);
}

.font-mono {
  font-family: monospace;
}

.font-light {
  font-weight: 300;
}

.font-medium {
  font-weight: 500;
}

.font-semibold {
  font-weight: 600;
}

.font-bold {
  font-weight: 700;
}

.tracking-wide {
  letter-spacing: 0.05em;
}

.tracking-wider {
  letter-spacing: 0.1em;
}

.tracking-widest {
  letter-spacing: 0.2em;
}

.hidden {
  display: none !important;
}

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Flexbox utilities */
.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.items-center {
  align-items: center;
}

.justify-between {
  justify-content: space-between;
}

.justify-center {
  justify-content: center;
}

.flex-wrap {
  flex-wrap: wrap;
}

/* Grid utilities */
.grid {
  display: grid;
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

/* =========================================
   PRELOADER
   ========================================= */
#pagePreloader {
  position: fixed;
  inset: 0;
  background: var(--bg-dark);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 1;
  visibility: visible;
  transition:
    opacity 0.35s ease,
    visibility 0.35s ease;
}

#pagePreloader.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.preloader-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.preloader-spinner {
  width: 44px;
  height: 44px;
  border: 2px solid #222;
  border-top-color: var(--primary-color);
  border-radius: 9999px;
  animation: preloader-spin 0.9s linear infinite;
}

.preloader-text {
  color: var(--text-gray-400);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

@keyframes preloader-spin {
  to {
    transform: rotate(360deg);
  }
}

/* =========================================
   SCROLL REVEAL ANIMATIONS
   ========================================= */
.fade-in-up {
  opacity: 0;
  transform: translateY(30px);
  transition: 0.6s ease-out;
}

.fade-in-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: 0.6s ease-out;
}

.fade-in-right {
  opacity: 0;
  transform: translateX(30px);
  transition: 0.6s ease-out;
}

.is-visible {
  opacity: 1;
  transform: translate(0);
}

/* =========================================
   NAVBAR COMPONENT
   ========================================= */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background-color: transparent;
  padding-top: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid transparent;
  transition: var(--transition-normal);
}

.navbar.is-scrolled {
  background-color: var(--bg-nav);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding-top: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
}

.navbar-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.navbar-brand-icon {
  width: 2.5rem;
  height: 2.5rem;
  background-color: var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 2px;
}

.navbar-logo {
  height: 2.5rem;
  width: auto;
  object-fit: contain;
}

.navbar-title {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--text-white);
  text-transform: uppercase;
}

.navbar-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.navbar-link {
  color: var(--text-gray-400);
  font-weight: 500;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: var(--transition-fast);
}

.navbar-link:hover {
  color: var(--primary-color);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.875rem;
  border-radius: 2px;
  transition: var(--transition-normal);
}

.btn-primary {
  background-color: var(--primary-color);
  color: var(--text-white);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-white);
  border: 1px solid var(--border-light);
}

.btn-secondary:hover {
  background-color: var(--text-white);
  color: #000;
}

.mobile-menu-btn {
  display: none;
  color: var(--text-white);
}

/* Mobile Menu Panel */
.mobile-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  z-index: 49;
}

.mobile-menu.is-open {
  display: block;
}

.mobile-menu-links {
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
  gap: 1rem;
}

.mobile-link {
  color: var(--text-gray-300);
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border-color);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.875rem;
  transition: var(--transition-fast);
}

.mobile-link:hover {
  color: var(--primary-color);
}

.mobile-menu-links .btn {
  width: 100%;
  margin-top: 0.5rem;
}

/* =========================================
   FOOTER COMPONENT
   ========================================= */
.footer {
  padding: 4rem 0 0;
  background-color: var(--bg-alt);
  border-top: 1px solid var(--border-color);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr;
  gap: 4rem;
  padding-bottom: 3rem;
}

.footer-col-title {
  font-size: 0.625rem;
  font-weight: 700;
  color: var(--primary-color);
  text-transform: uppercase;
  letter-spacing: 0.25em;
  margin-bottom: 1.5rem;
  padding-bottom: 0.625rem;
  position: relative;
  display: inline-block;
}

.footer-col-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 2rem;
  height: 2px;
  background-color: var(--primary-color);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-links a {
  color: var(--text-gray-600);
  font-size: 0.8125rem;
  text-decoration: none;
  transition: var(--transition-fast);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.25rem 0;
}

.footer-links a::before {
  content: '';
  display: inline-block;
  width: 0;
  height: 1px;
  background-color: var(--primary-color);
  transition: width 0.25s ease;
}

.footer-links a:hover {
  color: var(--text-white);
}

.footer-links a:hover::before {
  width: 1rem;
}

.footer-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 1rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  position: relative;
  display: inline-block;
  padding-bottom: 0.625rem;
}

.footer-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 2rem;
  height: 2px;
  background-color: var(--primary-color);
}

.footer-tagline {
  color: var(--text-gray-600);
  font-size: 0.875rem;
  line-height: 1.8;
  margin-bottom: 1.75rem;
  max-width: 32ch;
}

.footer-dev {
  color: var(--text-gray-600);
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

.footer-dev a {
  color: var(--primary-color);
  transition: var(--transition-fast);
  text-decoration: none;
}

.footer-dev a:hover {
  color: var(--text-white);
}

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding: 1.25rem 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.footer-copy {
  color: var(--text-gray-600);
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

/* =========================================
   FLOATING BUTTONS
   ========================================= */
.float-buttons {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  z-index: 50;
}

.btn-back-to-top {
  width: 3rem;
  height: 3rem;
  border-radius: 2px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-light);
  color: var(--text-white);
  transition: var(--transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(1rem);
}

.btn-back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.btn-back-to-top:hover {
  border-color: var(--primary-color);
}

.btn-whatsapp-float {
  width: 3rem;
  height: 3rem;
  border-radius: 2px;
  background-color: #25D366;
  color: var(--text-white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
  transition: var(--transition-normal);
}

.btn-whatsapp-float:hover {
  background-color: #1ebe5d;
}

.btn-whatsapp-float i,
.btn-whatsapp-float svg {
  width: 1.5rem;
  height: 1.5rem;
}

.loading-dots:after {
  content: "...";
  animation: dots 1.5s steps(4, end) infinite;
  display: inline-block;
  width: 24px;
  text-align: left;
}

@keyframes dots {

  0%,
  20% {
    content: "";
  }

  40% {
    content: ".";
  }

  60% {
    content: "..";
  }

  80%,
  100% {
    content: "...";
  }
}

/* =========================================
   MEDIA QUERIES (RESPONSIVENESS)
   ========================================= */
@media (max-width: 768px) {

  /* Navbar */
  .navbar-menu {
    display: none;
  }

  .mobile-menu-btn {
    display: block;
  }

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

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 480px) {
  .navbar-title {
    font-size: 1rem;
  }
}