/* =========================================
   GLOBAL STYLES
========================================= */

/* ================================
   ROOT VARIABLES
================================ */
:root {
  --color-primary: #e10600;
  --color-black: #000000;
  --color-white: #ffffff;
  --color-text: #1a1a1a;
  --color-muted: #666666;

  --container-width: 1200px;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  --transition: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  padding-top: 70px;
  background: var(--color-white);
  color: var(--color-text);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
}

body.nav-open {
  overflow: hidden;
}

.container {
  width: 90%;
  max-width: var(--container-width);
  margin: 0 auto;
}

#header-placeholder {
  position: relative;
  z-index: 9999;
}

/* ================================
   TYPOGRAPHY
================================ */
h1,
h2,
h3,
h4 {
  color: var(--color-black);
  font-weight: 600;
}

h1 {
  font-size: 2.5rem;
  line-height: 1.2;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.4rem;
}

p {
  color: var(--color-muted);
}

.lead {
  margin-top: 10px;
  font-size: 1.1rem;
}

/* ================================
   SECTIONS
================================ */
.section {
  padding: 80px 0;
}

.section-label {
  display: inline-block;
  margin-bottom: 10px;
  color: var(--color-primary);
  font-size: 0.9rem;
}

.section-label.light {
  color: var(--color-white);
}

.section-heading {
  margin-bottom: 40px;
}

/* ================================
   BUTTONS
================================ */
.btn {
  display: inline-block;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  font-weight: 500;
  text-decoration: none;
  transition: var(--transition);
}

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

.btn-primary:hover {
  opacity: 0.9;
}

.btn-secondary {
  border: 2px solid var(--color-black);
  color: var(--color-black);
}

.btn-secondary:hover {
  background: var(--color-black);
  color: var(--color-white);
}

.btn-light {
  background: var(--color-white);
  color: var(--color-black);
}

.btn-outline-light {
  border: 2px solid var(--color-white);
  color: var(--color-white);
}

.btn-outline-light:hover {
  background: var(--color-white);
  color: var(--color-black);
}

/* ================================
   HEADER
================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 9999;
  width: 100%;
  height: 70px;
  border-bottom: 1px solid #eeeeee;
  background: #ffffff;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.04);
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.site-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.logo-image {
  display: block;
  width: 80px;
  height: auto;
}

/* ================================
   DESKTOP NAV
================================ */
.nav-links {
  display: flex;
  gap: 20px;
  list-style: none;
}

.nav-links a {
  color: var(--color-black);
  text-decoration: none;
  transition: var(--transition);
}

.nav-links a:hover,
.nav-links a.active,
.mobile-nav a.active {
  color: var(--color-primary);
  font-weight: 700;
}

.nav-cta {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  background: var(--color-primary);
  color: var(--color-white) !important;
}

.nav-cta:hover {
  opacity: 0.9;
}

/* ================================
   MOBILE NAV
================================ */
.nav-toggle {
  z-index: 10001;
  display: none;
  flex-direction: column;
  gap: 5px;
  border: none;
  background: none;
  cursor: pointer;
}

.nav-toggle span {
  width: 26px;
  height: 3px;
  border-radius: 999px;
  background: var(--color-black);
  transition: 0.3s ease;
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

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

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

.mobile-nav {
  position: fixed;
  top: 0;
  right: 0;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: min(88%, 420px);
  height: 100vh;
  padding: 24px;
  background: #ffffff;
  opacity: 0;
  visibility: hidden;
  transform: translateX(110%);
  transition: 0.35s ease;
  box-shadow: -20px 0 50px rgba(0, 0, 0, 0.12);
}

.mobile-nav.open {
  display: block;
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}

.mobile-nav-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 40px;
}

.mobile-logo-image {
  display: block;
  width: 90px;
  height: auto;
}

.nav-close {
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 50%;
  background: #f5f5f5;
  color: var(--color-black);
  font-size: 1.5rem;
  cursor: pointer;
  transition: var(--transition);
}

.nav-close:hover {
  background: var(--color-primary);
  color: #ffffff;
  transform: rotate(90deg);
}

.mobile-nav ul {
  display: flex;
  flex-direction: column;
  gap: 22px;
  list-style: none;
}

.mobile-nav ul li a {
  color: var(--color-black);
  font-size: 1.4rem;
  font-weight: 700;
  text-decoration: none;
  transition: var(--transition);
}

.mobile-nav ul li a:hover,
.mobile-nav ul li a.active {
  color: var(--color-primary);
}

.mobile-nav-extra {
  padding-top: 20px;
  border-top: 1px solid #eeeeee;
}

.mobile-nav-extra p {
  margin-bottom: 15px;
  font-size: 0.95rem;
}

.mobile-socials {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 18px;
}

.mobile-socials a {
  padding: 8px 12px;
  border-radius: 8px;
  background: #f5f5f5;
  color: var(--color-black);
  font-size: 0.9rem;
  text-decoration: none;
  transition: var(--transition);
}

.mobile-socials a:hover {
  background: var(--color-primary);
  color: #ffffff;
}

.mobile-contact-btn {
  width: 100%;
  text-align: center;
}

/* ================================
   SHARED PAGE BLOCKS
================================ */
.hero {
  background: #f9f9f9;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.hero-visual img {
  width: 100%;
  border-radius: var(--radius-lg);
}

.service-card,
.portfolio-card,
.process-card {
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--color-white);
  transition: var(--transition);
}

.service-card:hover,
.portfolio-card:hover,
.process-card:hover {
  transform: translateY(-5px);
}

.service-card img,
.portfolio-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

/* ================================
   CTA BANNER
================================ */
.cta-banner {
  background: var(--color-black);
  color: var(--color-white);
}

.cta-banner-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}

/* ================================
   FOOTER
================================ */
.site-footer {
  padding: 60px 0 20px;
  background: #0f0f0f;
  color: #d8d8d8;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
}

.footer-logo {
  width: 100px;
  margin-bottom: 10px;
}

.footer-brand p,
.footer-contact p,
.footer-bottom p,
.footer-credit {
  color: #bdbdbd;
}

.footer-brand p {
  max-width: 300px;
  margin-bottom: 16px;
}

.footer-credit {
  display: block;
  font-size: 0.78rem;
  line-height: 1.5;
}

.site-footer h4 {
  margin-bottom: 14px;
  color: #ffffff;
}

.footer-links ul {
  list-style: none;
}

.footer-links li {
  margin-bottom: 8px;
}

.site-footer a {
  color: #d8d8d8;
  text-decoration: none;
  transition: var(--transition);
}

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

.footer-contact p {
  margin-bottom: 12px;
}

.footer-contact p a {
  color: #ffffff;
}

.footer-whatsapp {
  margin-top: 10px;
  margin-bottom: 18px;
}

.footer-whatsapp p {
  margin-bottom: 8px;
}

.footer-whatsapp a,
.footer-socials a {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  margin: 0 8px 8px 0;
  padding: 7px 11px;
  border: 1px solid #2a2a2a;
  border-radius: var(--radius-sm);
  background: #171717;
  color: #f5f5f5;
  font-size: 0.9rem;
}

.footer-whatsapp a:hover,
.footer-socials a:hover {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: #ffffff;
}

.footer-bottom {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid #2a2a2a;
}

.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
}

/* ================================
   WHATSAPP WIDGET
================================ */
.whatsapp-widget {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 9000;
}

.whatsapp-toggle {
  position: relative;
  z-index: 1;
  padding: 12px 16px;
  border: none;
  border-radius: 50px;
  background: #25d366;
  color: var(--color-white);
  cursor: pointer;
  box-shadow: 0 12px 26px rgba(37, 211, 102, 0.28);
  animation: whatsappPulse 2.6s ease-in-out infinite;
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.whatsapp-toggle::before {
  content: "";
  position: absolute;
  inset: -7px;
  z-index: -1;
  border: 2px solid rgba(37, 211, 102, 0.42);
  border-radius: inherit;
  opacity: 0;
  animation: whatsappRing 2.6s ease-out infinite;
}

.whatsapp-toggle:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 32px rgba(37, 211, 102, 0.36);
  animation-play-state: paused;
}

.whatsapp-menu {
  position: absolute;
  right: 0;
  bottom: calc(100% + 12px);
  display: flex;
  flex-direction: column;
  min-width: 190px;
  padding: 10px;
  border-radius: var(--radius-md);
  background: var(--color-white);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px) scale(0.96);
  transform-origin: right bottom;
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.14);
  transition:
    opacity 0.25s ease,
    transform 0.25s ease,
    visibility 0.25s ease;
}

.whatsapp-menu.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.whatsapp-menu a {
  padding: 8px;
  color: var(--color-black);
  text-decoration: none;
  opacity: 0;
  transform: translateY(6px);
  transition: color 0.2s ease, opacity 0.25s ease, transform 0.25s ease;
}

.whatsapp-menu.open a {
  opacity: 1;
  transform: translateY(0);
}

.whatsapp-menu.open a:nth-child(1) {
  transition-delay: 0.05s;
}

.whatsapp-menu.open a:nth-child(2) {
  transition-delay: 0.1s;
}

/* ================================
   BACK TO TOP
================================ */
.back-to-top {
  position: fixed;
  right: 20px;
  bottom: 80px;
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: var(--color-primary);
  color: #ffffff;
  font-size: 1.2rem;
  line-height: 1;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  box-shadow: 0 14px 28px rgba(225, 6, 0, 0.28);
  transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease;
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  transform: translateY(-3px);
}

/* ================================
   ANIMATIONS
================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: var(--transition);
}

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

@keyframes whatsappPulse {
  0%,
  100% {
    transform: translateY(0) scale(1);
  }

  50% {
    transform: translateY(-2px) scale(1.03);
  }
}

@keyframes whatsappRing {
  0% {
    opacity: 0.65;
    transform: scale(0.9);
  }

  70%,
  100% {
    opacity: 0;
    transform: scale(1.22);
  }
}

/* ================================
   RESPONSIVE
================================ */
@media (max-width: 900px) {
  .nav-links {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .hero-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 600px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .whatsapp-toggle,
  .whatsapp-toggle::before {
    animation: none;
  }

  .whatsapp-menu,
  .whatsapp-menu a {
    transition: none;
  }
}