/* ============================================================
   Witio Landing Page — Main Styles
   ============================================================ */

/* ----- Animations ----- */

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

@keyframes pulse-glow {
  0%, 100% {
    opacity: 0.5;
  }
  50% {
    opacity: 1;
  }
}

@keyframes slide-up-fade {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes word-flash {
  0%   { text-shadow: none; }
  20%  { text-shadow: 0 0 20px #2ecc71, 0 0 40px #2ecc71, 0 0 60px rgba(46,204,113,0.8); }
  50%  { text-shadow: 0 0 10px #2ecc71, 0 0 20px rgba(46,204,113,0.5); }
  100% { text-shadow: none; }
}

@keyframes word-flash-light {
  0%   { text-shadow: none; }
  20%  { text-shadow: 0 0 25px #2f6bff, 0 0 50px #2f6bff, 0 0 80px rgba(47,107,255,1); }
  50%  { text-shadow: 0 0 15px #2f6bff, 0 0 30px rgba(47,107,255,0.7); }
  100% { text-shadow: none; }
}



/* ----- Reset ----- */

*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* ----- Custom Properties (Light Mode — default) ----- */

:root {
  /* Brand colors */
  --color-brand-green: #2ecc71;
  --color-brand-blue: #2f6bff;
  --shadow-services-card-hover: 0 8px 24px rgba(47, 107, 255, 0.25);

  /* Neutral palette */
  --color-white: #ffffff;
  --color-black: #111111;
  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-800: #1f2937;
  --color-gray-900: #111827;

  /* Semantic tokens — light mode */
  --color-bg: var(--color-white);
  --color-text: var(--color-gray-900);
  --color-text-secondary: var(--color-gray-600);
  --color-header-bg: rgba(255, 255, 255, 0.85);
  --color-header-border: var(--color-gray-200);
  --color-nav-link: var(--color-gray-700);
  --color-nav-link-hover: var(--color-brand-blue);
  --color-hamburger: var(--color-gray-700);
  --color-mobile-menu-bg: var(--color-white);

  /* Typography */
  --font-family-base: "Cascadia Code", "Fira Code", "Consolas", monospace;
  --font-size-base: 1rem;
  --font-size-sm: 0.875rem;
  --font-size-lg: 1.125rem;
  --line-height-base: 1.6;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;

  /* Header */
  --header-height: 64px;
  --header-padding: 0 var(--spacing-lg);
  --header-z-index: 1000;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;

  /* Hero typography */
  --font-size-hero-headline: clamp(2rem, 5vw + 1rem, 4rem);
  --font-size-hero-subtitle: clamp(1rem, 1.5vw + 0.5rem, 1.25rem);

  /* CTA colors — light mode */
  --color-cta-bg: var(--color-brand-blue);
  --color-cta-text: var(--color-white);
  --color-cta-hover: #1a56e6;

  /* Footer colors — light mode */
  --color-footer-bg: var(--color-gray-50);
  --color-footer-text: var(--color-gray-600);
  --color-footer-link-hover: var(--color-brand-blue);

  /* Services colors — light mode */
  --color-services-card-bg: var(--color-white);
  --color-services-card-border: var(--color-gray-200);
  --color-services-card-hover: var(--color-brand-blue);
  --shadow-services-card: 0 4px 14px rgba(0, 0, 0, 0.08);

  /* Flip card */
  --flip-duration: 0.6s;
  --flip-perspective: 1000px;

  /* Nosotros colors — light mode */
  --color-nosotros-bg: var(--color-gray-50);
  --color-nosotros-text: var(--color-gray-700);

  /* Proyectos colors — light mode */
  --color-proyectos-bg: var(--color-gray-50);
  --color-proyectos-title: var(--color-gray-900);
  --color-proyectos-text: var(--color-gray-700);
  --color-projects-card-bg: var(--color-white);
  --color-projects-card-border: var(--color-gray-200);
  --color-projects-card-hover: var(--color-brand-blue);
  --shadow-projects-card: 0 4px 14px rgba(0, 0, 0, 0.08);
  --shadow-projects-card-hover: 0 8px 24px rgba(47, 107, 255, 0.25);

  /* Breakpoints (for reference — used in media queries) */
  /* --bp-tablet: 768px; */
}

/* ----- Dark Mode Custom Properties ----- */

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: var(--color-gray-900);
    --color-text: var(--color-gray-100);
    --color-text-secondary: var(--color-gray-300);
    --color-header-bg: rgba(17, 24, 39, 0.85);
    --color-header-border: var(--color-gray-700);
    --color-nav-link: var(--color-gray-200);
    --color-nav-link-hover: var(--color-brand-green);
    --color-hamburger: var(--color-gray-200);
    --color-mobile-menu-bg: var(--color-gray-900);

    /* CTA colors — dark mode */
    --color-cta-bg: var(--color-brand-green);
    --color-cta-text: var(--color-gray-900);
    --color-cta-hover: #27ae60;

    /* Footer colors — dark mode */
    --color-footer-bg: var(--color-gray-800);
    --color-footer-text: var(--color-gray-300);
    --color-footer-link-hover: var(--color-brand-green);

    /* Services colors — dark mode */
    --color-services-card-bg: var(--color-gray-800);
    --color-services-card-border: var(--color-gray-700);
    --color-services-card-hover: var(--color-brand-green);
    --shadow-services-card: 0 4px 14px rgba(0, 0, 0, 0.3);
    --shadow-services-card-hover: 0 8px 24px rgba(46, 204, 113, 0.3);

    /* Nosotros colors — dark mode */
    --color-nosotros-bg: var(--color-gray-800);
    --color-nosotros-text: var(--color-gray-300);

    /* Proyectos colors — dark mode */
    --color-proyectos-bg: var(--color-gray-800);
    --color-proyectos-title: var(--color-gray-100);
    --color-proyectos-text: var(--color-gray-300);
    --color-projects-card-bg: var(--color-gray-800);
    --color-projects-card-border: var(--color-gray-700);
    --color-projects-card-hover: var(--color-brand-green);
    --shadow-projects-card: 0 4px 14px rgba(0, 0, 0, 0.3);
    --shadow-projects-card-hover: 0 8px 24px rgba(46, 204, 113, 0.3);
  }
}

/* ----- Manual Theme Override (JS-controlled) ----- */

html.dark-theme {
  --color-bg: var(--color-gray-900);
  --color-text: var(--color-gray-100);
  --color-text-secondary: var(--color-gray-300);
  --color-header-bg: rgba(17, 24, 39, 0.85);
  --color-header-border: var(--color-gray-700);
  --color-nav-link: var(--color-gray-200);
  --color-nav-link-hover: var(--color-brand-green);
  --color-hamburger: var(--color-gray-200);
  --color-mobile-menu-bg: var(--color-gray-900);

  /* CTA colors — dark mode */
  --color-cta-bg: var(--color-brand-green);
  --color-cta-text: var(--color-gray-900);
  --color-cta-hover: #27ae60;

  /* Footer colors — dark mode */
  --color-footer-bg: var(--color-gray-800);
  --color-footer-text: var(--color-gray-300);
  --color-footer-link-hover: var(--color-brand-green);

  /* Services colors — dark mode */
  --color-services-card-bg: var(--color-gray-800);
  --color-services-card-border: var(--color-gray-700);
  --color-services-card-hover: var(--color-brand-green);
  --shadow-services-card: 0 4px 14px rgba(0, 0, 0, 0.3);
  --shadow-services-card-hover: 0 8px 24px rgba(46, 204, 113, 0.3);

  /* Nosotros colors — dark mode */
  --color-nosotros-bg: var(--color-gray-800);
  --color-nosotros-text: var(--color-gray-300);

  /* Proyectos colors — dark mode */
  --color-proyectos-bg: var(--color-gray-800);
  --color-proyectos-title: var(--color-gray-100);
  --color-proyectos-text: var(--color-gray-300);
  --color-projects-card-bg: var(--color-gray-800);
  --color-projects-card-border: var(--color-gray-700);
  --color-projects-card-hover: var(--color-brand-green);
  --shadow-projects-card: 0 4px 14px rgba(0, 0, 0, 0.3);
  --shadow-projects-card-hover: 0 8px 24px rgba(46, 204, 113, 0.3);
}

html.light-theme {
  --color-bg: var(--color-white);
  --color-text: var(--color-gray-900);
  --color-text-secondary: var(--color-gray-600);
  --color-header-bg: rgba(255, 255, 255, 0.85);
  --color-header-border: var(--color-gray-200);
  --color-nav-link: var(--color-gray-700);
  --color-nav-link-hover: var(--color-brand-blue);
  --color-hamburger: var(--color-gray-700);
  --color-mobile-menu-bg: var(--color-white);

  /* CTA colors — light mode */
  --color-cta-bg: var(--color-brand-blue);
  --color-cta-text: var(--color-white);
  --color-cta-hover: #1a56e6;

  /* Footer colors — light mode */
  --color-footer-bg: var(--color-gray-50);
  --color-footer-text: var(--color-gray-600);
  --color-footer-link-hover: var(--color-brand-blue);

  /* Services colors — light mode */
  --color-services-card-bg: var(--color-white);
  --color-services-card-border: var(--color-gray-200);
  --color-services-card-hover: var(--color-brand-blue);
  --shadow-services-card: 0 4px 14px rgba(0, 0, 0, 0.08);
  --shadow-services-card-hover: 0 8px 24px rgba(47, 107, 255, 0.25);

  /* Nosotros colors — light mode */
  --color-nosotros-bg: var(--color-gray-50);
  --color-nosotros-text: var(--color-gray-700);

  /* Proyectos colors — light mode */
  --color-proyectos-bg: var(--color-gray-50);
  --color-proyectos-title: var(--color-gray-900);
  --color-proyectos-text: var(--color-gray-700);
  --color-projects-card-bg: var(--color-white);
  --color-projects-card-border: var(--color-gray-200);
  --color-projects-card-hover: var(--color-brand-blue);
  --shadow-projects-card: 0 4px 14px rgba(0, 0, 0, 0.08);
  --shadow-projects-card-hover: 0 8px 24px rgba(47, 107, 255, 0.25);
}

/* ----- Base Styles ----- */

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

ul {
  list-style: none;
}

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

/* ============================================================
   Header
   ============================================================ */

.header {
  position: sticky;
  top: 0;
  z-index: var(--header-z-index);
  background-color: var(--color-header-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-header-border);
}

.header__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--header-padding);
  height: var(--header-height);
}

/* ----- Logo ----- */

.header__logo-link {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.header__logo {
  width: 120px;
  height: auto;
}

.header__logo--dark {
  display: none;
}

@media (prefers-color-scheme: dark) {
  .header__logo--light {
    display: none;
  }

  .header__logo--dark {
    display: block;
  }
}

html.dark-theme .header__logo--light {
  display: none;
}

html.dark-theme .header__logo--dark {
  display: block;
}

html.light-theme .header__logo--light {
  display: block;
}

html.light-theme .header__logo--dark {
  display: none;
}

/* ----- Theme Toggle ----- */

.header__theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: var(--spacing-sm);
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-nav-link);
  transition: color var(--transition-fast);
}

.header__theme-toggle:hover,
.header__theme-toggle:focus {
  color: var(--color-nav-link-hover);
}

.header__theme-toggle:focus-visible {
  outline: 2px solid var(--color-brand-blue);
  outline-offset: 2px;
  border-radius: 4px;
}

.header__theme-icon {
  position: absolute;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.header__theme-icon--sun {
  opacity: 1;
  transform: rotate(0deg);
}

.header__theme-icon--moon {
  opacity: 0;
  transform: rotate(-90deg);
}

html.dark-theme .header__theme-icon--sun {
  opacity: 0;
  transform: rotate(90deg);
}

html.dark-theme .header__theme-icon--moon {
  opacity: 1;
  transform: rotate(0deg);
}

@media (prefers-color-scheme: dark) {
  html:not(.light-theme) .header__theme-icon--sun {
    opacity: 0;
    transform: rotate(90deg);
  }

  html:not(.light-theme) .header__theme-icon--moon {
    opacity: 1;
    transform: rotate(0deg);
  }
}

/* ----- Hamburger Button ----- */

.header__hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: var(--spacing-sm);
  background: none;
  border: none;
  cursor: pointer;
  z-index: calc(var(--header-z-index) + 1);
}

.header__hamburger-line {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-hamburger);
  border-radius: 1px;
  transition: transform var(--transition-base), opacity var(--transition-base);
  transform-origin: center;
}

/* Hamburger → X animation */
.header__hamburger--active .header__hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.header__hamburger--active .header__hamburger-line:nth-child(2) {
  opacity: 0;
}

.header__hamburger--active .header__hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ----- Navigation (Mobile — default) ----- */

.header__nav {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: var(--color-mobile-menu-bg);
  border-bottom: 1px solid var(--color-header-border);
  transform: translateY(-100%);
  opacity: 0;
  visibility: hidden;
  transition: transform var(--transition-base), opacity var(--transition-base),
    visibility var(--transition-base);
  z-index: -1;
}

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

.header__nav-list {
  display: flex;
  flex-direction: column;
  padding: var(--spacing-md) 0;
}

.header__nav-item {
  border-bottom: 1px solid var(--color-header-border);
}

.header__nav-item:last-child {
  border-bottom: none;
}

.header__nav-link {
  display: block;
  padding: var(--spacing-md) var(--spacing-lg);
  color: var(--color-nav-link);
  font-size: var(--font-size-base);
  transition: color var(--transition-fast),
    background-color var(--transition-fast);
}

.header__nav-link:hover,
.header__nav-link:focus {
  color: var(--color-nav-link-hover);
  background-color: var(--color-gray-50);
}

/* ----- Dark mode hover adjustment ----- */

@media (prefers-color-scheme: dark) {
  .header__nav-link:hover,
  .header__nav-link:focus {
    background-color: var(--color-gray-800);
  }
}

html.dark-theme .header__nav-link:hover,
html.dark-theme .header__nav-link:focus {
  background-color: var(--color-gray-800);
}

html.light-theme .header__nav-link:hover,
html.light-theme .header__nav-link:focus {
  background-color: var(--color-gray-200);
}

/* ============================================================
   Desktop Layout (>= 768px)
   ============================================================ */

@media (min-width: 768px) {
  .header__hamburger {
    display: none;
  }

  .header__nav {
    position: static;
    transform: none;
    opacity: 1;
    visibility: visible;
    background-color: transparent;
    border-bottom: none;
    z-index: auto;
  }

  .header__nav-list {
    flex-direction: row;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0;
  }

  .header__nav-item {
    border-bottom: none;
  }

  .header__nav-link {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    border-radius: 4px;
  }

  .header__nav-link:hover,
  .header__nav-link:focus {
    background-color: var(--color-gray-100);
  }

  @media (prefers-color-scheme: dark) {
    .header__nav-link:hover,
    .header__nav-link:focus {
      background-color: var(--color-gray-800);
    }
  }

  html.dark-theme .header__nav-link:hover,
  html.dark-theme .header__nav-link:focus {
    background-color: var(--color-gray-800);
  }
}

/* ============================================================
   Hero Section
   ============================================================ */

/* ----- 3.1 Hero container ----- */

.hero {
  position: relative;
  min-height: calc(100vh - var(--header-height));
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--spacing-xl) var(--spacing-lg);
  overflow: hidden;
}

.hero__background {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero__circuit-pattern {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  mix-blend-mode: multiply;
}

.hero__circuit-overlay {
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse at 30% 70%, var(--color-brand-green) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 30%, var(--color-brand-blue) 0%, transparent 50%);
  opacity: 0.12;
  pointer-events: none;
}

@media (prefers-color-scheme: dark) {
  .hero__circuit-pattern {
    opacity: 0.1;
  }
}

html.dark-theme .hero__circuit-pattern {
  opacity: 0.1;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 720px;
  width: 100%;
}

/* ----- 3.2 Headline ----- */

.hero__headline {
  font-size: var(--font-size-hero-headline);
  line-height: 1.15;
  color: var(--color-text);
  max-width: 18ch;
  margin: 0 auto var(--spacing-lg);
  font-weight: 700;
  animation: slide-up-fade 0.6s ease-out 0.1s forwards;
  opacity: 0;
}

.hero__word-flash {
  animation: word-flash-light 1.5s ease-out 0.1s forwards;
}

html.dark-theme .hero__word-flash {
  animation: word-flash 1.5s ease-out 0.1s forwards;
}

@media (prefers-reduced-motion: reduce) {
  .hero__word-flash,
  html.dark-theme .hero__word-flash {
    animation: none;
  }
}

/* ----- 3.4 Subtitle ----- */

.hero__subtitle {
  font-size: var(--font-size-hero-subtitle);
  line-height: var(--line-height-base);
  color: var(--color-text-secondary);
  max-width: 700px;
  margin: 0 auto var(--spacing-2xl);
  text-align: left;
  animation: slide-up-fade 0.6s ease-out 0.2s forwards;
  opacity: 0;
}

/* ----- 3.5 CTA Group ----- */

.hero__cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  justify-content: center;
  animation: slide-up-fade 0.6s ease-out 0.3s forwards;
  opacity: 0;
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: 8px;
  font-size: var(--font-size-base);
  font-weight: 600;
  transition: all var(--transition-fast);
}

.hero__cta--primary {
  background-color: var(--color-cta-bg);
  color: var(--color-cta-text);
}

.hero__cta--primary:hover,
.hero__cta--primary:focus {
  background-color: var(--color-cta-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
  outline: none;
}

.hero__cta--primary:focus-visible {
  box-shadow: 0 0 0 3px rgba(47, 107, 255, 0.4);
}

.hero__cta--primary .hero__cta-arrow {
  transition: transform var(--transition-fast);
}

.hero__cta--primary:hover .hero__cta-arrow {
  transform: translateX(4px);
}

.hero__cta--secondary {
  background-color: transparent;
  color: var(--color-text);
  border: 2px solid var(--color-gray-300);
}

.hero__cta--secondary:hover,
.hero__cta--secondary:focus {
  border-color: var(--color-brand-blue);
  color: var(--color-brand-blue);
  transform: translateY(-2px);
  outline: none;
}

.hero__cta--secondary:focus-visible {
  box-shadow: 0 0 0 3px rgba(47, 107, 255, 0.2);
}

html.dark-theme .hero__cta--secondary {
  border-color: var(--color-gray-600);
  color: var(--color-gray-100);
}

html.dark-theme .hero__cta--secondary:hover,
html.dark-theme .hero__cta--secondary:focus {
  border-color: var(--color-brand-green);
  color: var(--color-brand-green);
}

html.dark-theme .hero__cta--secondary:focus-visible {
  box-shadow: 0 0 0 3px rgba(46, 204, 113, 0.2);
}

/* ----- 3.6 Decorative gradients ----- */

.hero::before {
  content: "";
  position: absolute;
  top: -30%;
  right: -20%;
  width: 60%;
  height: 80%;
  background: radial-gradient(
    ellipse at center,
    var(--color-brand-blue) 0%,
    transparent 70%
  );
  opacity: 0.08;
  pointer-events: none;
  z-index: 0;
}

.hero::after {
  content: "";
  position: absolute;
  bottom: -20%;
  left: -15%;
  width: 50%;
  height: 70%;
  background: radial-gradient(
    ellipse at center,
    var(--color-brand-green) 0%,
    transparent 70%
  );
  opacity: 0.08;
  pointer-events: none;
  z-index: 0;
}

/* ----- 4.1 Hero Desktop (>= 768px) ----- */

@media (min-width: 768px) {
  .hero {
    padding: var(--spacing-2xl) var(--spacing-2xl);
  }

  .hero__content {
    max-width: 800px;
  }

  .hero__cta-group {
    gap: var(--spacing-lg);
  }
}

/* ----- 4.2 Hero Dark Mode ----- */

@media (prefers-color-scheme: dark) {
  .hero::before {
    opacity: 0.12;
  }

  .hero::after {
    opacity: 0.1;
  }

  .hero__cta--primary:focus-visible {
    box-shadow: 0 0 0 3px rgba(46, 204, 113, 0.4);
  }
}

html.dark-theme .hero::before {
  opacity: 0.12;
}

html.dark-theme .hero::after {
  opacity: 0.1;
}

html.dark-theme .hero__cta--primary:focus-visible {
  box-shadow: 0 0 0 3px rgba(46, 204, 113, 0.4);
}

/* ============================================================
   Footer
   ============================================================ */

/* ----- 3.1 Footer container ----- */

.footer {
  background-color: var(--color-footer-bg);
  border-top: 1px solid var(--color-header-border);
}

.footer__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* ----- 3.2 Footer grid ----- */

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-2xl);
  padding: var(--spacing-2xl) 0;
}

/* ----- 3.3 Brand section ----- */

.footer__logo-link {
  display: inline-block;
  margin-bottom: var(--spacing-md);
}

.footer__logo {
  width: 100px;
  height: auto;
}

.footer__logo--dark {
  display: none;
}

@media (prefers-color-scheme: dark) {
  .footer__logo--light {
    display: none;
  }

  .footer__logo--dark {
    display: block;
  }
}

html.dark-theme .footer__logo--light {
  display: none;
}

html.dark-theme .footer__logo--dark {
  display: block;
}

html.light-theme .footer__logo--light {
  display: block;
}

html.light-theme .footer__logo--dark {
  display: none;
}

.footer__description {
  font-size: var(--font-size-sm);
  color: var(--color-footer-text);
  line-height: var(--line-height-base);
  max-width: 30ch;
}

/* ----- 3.4 Navigation ----- */

.footer__heading {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer__nav-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer__nav-link {
  font-size: var(--font-size-sm);
  color: var(--color-footer-text);
  transition: color var(--transition-fast);
}

.footer__nav-link:hover,
.footer__nav-link:focus {
  color: var(--color-footer-link-hover);
}

/* ----- 3.5 Contact section ----- */

.footer__contact-item {
  font-size: var(--font-size-sm);
  color: var(--color-footer-text);
  line-height: var(--line-height-base);
  margin-bottom: var(--spacing-sm);
}

.footer__contact-item:last-child {
  margin-bottom: 0;
}

.footer__contact-link {
  color: var(--color-footer-text);
  transition: color var(--transition-fast);
}

.footer__contact-link:hover,
.footer__contact-link:focus {
  color: var(--color-footer-link-hover);
}

/* ----- 3.6 Copyright bar ----- */

.footer__bottom {
  border-top: 1px solid var(--color-header-border);
}

.footer__copyright {
  font-size: var(--font-size-sm);
  color: var(--color-footer-text);
  text-align: center;
  padding: var(--spacing-lg) 0;
}

/* ----- 4.1 Footer Desktop (>= 768px) ----- */

@media (min-width: 768px) {
  .footer__container {
    padding: 0 var(--spacing-2xl);
  }

  .footer__grid {
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--spacing-2xl);
  }
}

/* ============================================================
   Services Section (Bento Grid)
   ============================================================ */

/* ----- 3.1 Services container ----- */

.services {
  padding: var(--spacing-lg) var(--spacing-lg);
  padding-top: calc(var(--spacing-lg) + var(--header-height));
  background-color: var(--color-bg);
  scroll-margin-top: var(--header-height);
}

.services__container {
  max-width: 1200px;
  margin: 0 auto;
}

/* ----- 3.2 Services heading ----- */

.services__title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--color-text);
  text-align: center;
  margin-bottom: var(--spacing-md);
}

.services__subtitle {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  text-align: left;
  max-width: 700px;
  margin: 0 auto var(--spacing-2xl);
}

/* ----- 3.3 Services grid (bento layout) ----- */

.services__grid {
  display: grid;
  grid-template-columns: 1fr;
  grid-auto-flow: dense;
  gap: var(--spacing-md);
}

/* ----- 4.1 Services card base ----- */

.services-card {
  background-color: var(--color-services-card-bg);
  border: 1px solid var(--color-services-card-border);
  box-shadow: var(--shadow-services-card);
  padding: var(--spacing-lg);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  perspective: var(--flip-perspective);
  position: relative;
}

.services-card:hover {
  border-color: var(--color-services-card-hover);
  box-shadow: var(--shadow-services-card-hover);
}

.services-card:focus {
  outline: 2px solid var(--color-brand-blue);
  outline-offset: 2px;
}

/* Flip card inner container */
.services-card__inner {
  position: relative;
  width: 100%;
  min-height: 200px;
  transition: transform var(--flip-duration) ease-in-out;
  transform-style: preserve-3d;
}

@media (max-width: 767px) {
  .services-card__inner {
    min-height: 230px;
  }
}

.services-card--flipped .services-card__inner {
  transform: rotateY(180deg);
}

/* Front and back faces */
.services-card__front,
.services-card__back {
  position: absolute;
  width: 100%;
  top: 0;
  left: 0;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  transform-style: preserve-3d;
  -webkit-transform-style: preserve-3d;
}

.services-card__front {
  transform: rotateY(0deg);
}

.services-card__back {
  transform: rotateY(180deg);
}

/* Flip button */
.services-card__flip-btn {
  position: absolute;
  bottom: var(--spacing-md);
  right: var(--spacing-md);
  width: 32px;
  height: 32px;
  padding: 4px;
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--color-brand-blue);
  border-radius: 4px;
  transition: background-color var(--transition-fast), color var(--transition-fast);
  z-index: 10;
}

.services-card__flip-btn:hover {
  background-color: rgba(47, 107, 255, 0.1);
}

.services-card__flip-icon {
  display: block;
  transition: transform var(--flip-duration) ease-in-out;
}

.services-card--flipped .services-card__flip-icon {
  transform: rotate(180deg);
}

@media (prefers-color-scheme: dark) {
  .services-card__flip-btn {
    color: var(--color-brand-green);
  }
  .services-card__flip-btn:hover {
    background-color: rgba(46, 204, 113, 0.1);
  }
  .services-card:focus {
    outline-color: var(--color-brand-green);
  }
}

html.dark-theme .services-card__flip-btn {
  color: var(--color-brand-green);
}
html.dark-theme .services-card__flip-btn:hover {
  background-color: rgba(46, 204, 113, 0.1);
}
html.dark-theme .services-card:focus {
  outline-color: var(--color-brand-green);
}

html.light-theme .services-card__flip-btn {
  color: var(--color-brand-blue);
}
html.light-theme .services-card__flip-btn:hover {
  background-color: rgba(47, 107, 255, 0.1);
}
html.light-theme .services-card:focus {
  outline-color: var(--color-brand-blue);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .services-card__inner {
    transition: none;
    transform: none !important;
  }
  .services-card__flip-icon {
    transition: none;
  }
  .services-card--flipped .services-card__inner {
    transform: none;
  }
  .services-card--flipped .services-card__front {
    display: none;
  }
  .services-card--flipped .services-card__back {
    display: block;
    position: relative;
    transform: none;
  }
  .services-card__back {
    display: none;
    position: relative;
    transform: none;
  }
}

/* ----- 4.2 Services card icon ----- */

.services-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin-bottom: var(--spacing-md);
  color: var(--color-brand-blue);
}

@media (prefers-color-scheme: dark) {
  .services-card__icon {
    color: var(--color-brand-green);
  }
}

html.dark-theme .services-card__icon {
  color: var(--color-brand-green);
}

html.light-theme .services-card__icon {
  color: var(--color-brand-blue);
}

/* ----- 4.3 Services card title ----- */

.services-card__title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
}

/* ----- 4.4 Services card description ----- */

.services-card__description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-base);
}

/* ----- 4.6 Bento grid sizes ----- */

.services-card--large {
  grid-column: span 1;
}

.services-card--small {
  grid-column: span 1;
}

/* ----- 5.1 Tablet (>= 768px) ----- */

@media (min-width: 768px) {
  .services {
    padding: var(--spacing-2xl) var(--spacing-2xl);
  }

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

  .services-card:nth-child(1) {
    grid-column: 1 / span 2;
  }

  .services-card:nth-child(2) {
    grid-column: 1;
  }

  .services-card:nth-child(3) {
    grid-column: 2;
  }

  .services-card:nth-child(4) {
    grid-column: 1 / span 2;
  }

  .services-card:nth-child(5) {
    grid-column: 1;
  }

  .services-card:nth-child(6) {
    grid-column: 2;
  }
}

/* ----- 5.2 Desktop (>= 1024px) ----- */

@media (min-width: 1024px) {
  .services__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .services-card:nth-child(1) {
    grid-column: 1 / span 2;
  }

  .services-card:nth-child(2) {
    grid-column: 3;
  }

  .services-card:nth-child(3) {
    grid-column: 1;
  }

  .services-card:nth-child(4) {
    grid-column: 2 / span 2;
  }

  .services-card:nth-child(5) {
    grid-column: 1 / span 2;
  }

  .services-card:nth-child(6) {
    grid-column: 3;
  }
}

/* ============================================================
   NOSOTROS SECTION
   ============================================================ */

/* ----- 3.1 Nosotros container ----- */

.nosotros {
  padding: var(--spacing-lg) var(--spacing-lg);
  padding-top: calc(var(--spacing-lg) + var(--header-height));
  background-color: var(--color-nosotros-bg);
  scroll-margin-top: var(--header-height);
}

.nosotros__container {
    max-width: 1200px;
    margin: 0 auto;
}

/* ----- 3.2 Nosotros heading ----- */

.nosotros__title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--color-text);
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

/* ----- 3.3-3.4 Nosotros content ----- */

.nosotros__content {
  max-width: 700px;
  margin: 0 auto;
  text-align: left;
}

.nosotros__text {
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--color-nosotros-text);
  margin-bottom: var(--spacing-lg);
}

.nosotros__text:last-child {
  margin-bottom: 0;
}

/* ----- 4.1-4.3 Responsive ----- */

@media (min-width: 768px) {
.nosotros {
  padding: var(--spacing-lg) var(--spacing-lg);
  padding-top: calc(var(--spacing-lg) + var(--header-height));
  background-color: var(--color-nosotros-bg);
  scroll-margin-top: var(--header-height);
}

  .nosotros__text {
    font-size: var(--font-size-lg);
  }
}

@media (min-width: 1024px) {
  .nosotros {
    padding: var(--spacing-2xl) var(--spacing-2xl);
  }

  .nosotros__container {
    max-width: 1000px;
  }
}

/* ============================================================
   Proyectos
   ============================================================ */

.proyectos {
  padding: var(--spacing-lg) var(--spacing-lg);
  padding-top: calc(var(--spacing-lg) + var(--header-height));
  background-color: var(--color-bg);
  scroll-margin-top: var(--header-height);
}

.proyectos__container {
  max-width: 1200px;
  margin: 0 auto;
}

.proyectos__title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--color-proyectos-title);
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.proyectos__subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-proyectos-text);
  text-align: left;
  max-width: 700px;
  margin: 0 auto var(--spacing-2xl);
}

.proyectos__subtitle--notice {
  font-style: italic;
  font-size: var(--font-size-md);
}

.proyectos__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
  align-items: stretch;
}

.proyectos__notice {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  text-align: center;
  max-width: 700px;
  margin: var(--spacing-xl) auto 0;
  line-height: 1.6;
}

/* ----- Projects Card with Flip ----- */

.projects-card {
  background-color: var(--color-projects-card-bg);
  border: 1px solid var(--color-projects-card-border);
  box-shadow: var(--shadow-projects-card);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  perspective: var(--flip-perspective);
  position: relative;
  overflow: hidden;
  height: 490px;
}

@media (min-width: 768px) and (max-width: 1024px) {
  .projects-card {
    height: 490px;
  }
}

@media (min-width: 1025px) {
  .projects-card {
    height: 400px;
  }
}

/* Flip card inner container */
.projects-card__inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform var(--flip-duration) ease-in-out;
  transform-style: preserve-3d;
}

.projects-card--flipped .projects-card__inner {
  transform: rotateY(180deg);
}

/* Front and back faces */
.projects-card__front,
.projects-card__back {
  position: absolute;
  width: 100%;
  top: 0;
  left: 0;
  padding: var(--spacing-lg);
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  transform-style: preserve-3d;
  -webkit-transform-style: preserve-3d;
}

.projects-card__front {
  transform: rotateY(0deg);
}

.projects-card__back {
  transform: rotateY(180deg);
}

/* Flip button */
.projects-card__flip-btn {
  position: absolute;
  bottom: var(--spacing-md);
  right: var(--spacing-md);
  width: 32px;
  height: 32px;
  padding: 4px;
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--color-brand-blue);
  border-radius: 4px;
  transition: background-color var(--transition-fast), color var(--transition-fast);
  z-index: 10;
}

.projects-card__flip-btn:hover {
  background-color: rgba(47, 107, 255, 0.1);
}

.projects-card__flip-icon {
  display: block;
  transition: transform var(--flip-duration) ease-in-out;
}

.projects-card--flipped .projects-card__flip-icon {
  transform: rotate(180deg);
}

.projects-card:hover {
  border-color: var(--color-projects-card-hover);
  box-shadow: var(--shadow-projects-card-hover);
}

.projects-card:focus {
  outline: 2px solid var(--color-brand-blue);
  outline-offset: 2px;
}

/* Card content */
.projects-card__title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-proyectos-title);
  margin-bottom: var(--spacing-md);
  padding-right: var(--spacing-xl);
}

.projects-card__description {
  font-size: var(--font-size-base);
  color: var(--color-proyectos-text);
  margin-bottom: var(--spacing-lg);
  line-height: 1.6;
}

.projects-card__features {
  list-style: none;
  padding: 0;
  margin: 0;
  padding-right: var(--spacing-xl);
}

.projects-card__back .projects-card__title {
  margin-bottom: var(--spacing-md);
}

.projects-card__features li {
  font-size: var(--font-size-base);
  color: var(--color-proyectos-text);
  margin-bottom: var(--spacing-sm);
  padding-left: var(--spacing-lg);
  position: relative;
  line-height: 1.5;
}

.projects-card__features li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 6px;
  height: 6px;
  background-color: var(--color-brand-blue);
  border-radius: 50%;
}

/* Light/Dark theme overrides for projects cards */
@media (prefers-color-scheme: dark) {
  .projects-card__flip-btn {
    color: var(--color-brand-green);
  }
  .projects-card__flip-btn:hover {
    background-color: rgba(46, 204, 113, 0.1);
  }
  .projects-card:focus {
    outline-color: var(--color-brand-green);
  }
  .projects-card__features li::before {
    background-color: var(--color-brand-green);
  }
}

html.dark-theme .projects-card__flip-btn {
  color: var(--color-brand-green);
}

html.dark-theme .projects-card__flip-btn:hover {
  background-color: rgba(46, 204, 113, 0.1);
}

html.dark-theme .projects-card:focus {
  outline-color: var(--color-brand-green);
}

html.dark-theme .projects-card__features li::before {
  background-color: var(--color-brand-green);
}

html.light-theme .projects-card__flip-btn {
  color: var(--color-brand-blue);
}

html.light-theme .projects-card__flip-btn:hover {
  background-color: rgba(47, 107, 255, 0.1);
}

html.light-theme .projects-card:focus {
  outline-color: var(--color-brand-blue);
}

html.light-theme .projects-card__features li::before {
  background-color: var(--color-brand-blue);
}

@media (min-width: 768px) {
  .proyectos {
    padding: var(--spacing-2xl) var(--spacing-2xl);
  }

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

@media (min-width: 1024px) {
  .proyectos__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ----- Contact Section ----- */

.contact {
  padding: var(--spacing-md) var(--spacing-md);
  padding-top: calc(var(--spacing-md) + var(--header-height));
  background-color: var(--color-contact-bg);
  scroll-margin-top: var(--header-height);
}

.contact__container {
  max-width: 1100px;
  margin: 0 auto;
  text-align: center;
}

.contact__container {
  max-width: 1100px;
  margin: 0 auto;
  text-align: center;
}

.contact__grid {
  display: grid;
  gap: var(--spacing-lg);
}

.contact__info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  text-align: center;
  align-items: center;
}

.contact__title {
  font-family: var(--font-family-base);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--color-contact-title);
  margin: 0 0 var(--spacing-xl) 0;
}

.contact__text {
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--color-contact-text);
  margin: 0 0 var(--spacing-lg) 0;
  text-align: left;
}

.contact__email {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-brand-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.contact__email:hover {
  color: var(--color-brand-green);
}

.contact__channels {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  margin-top: var(--spacing-sm);
}

.contact__channel {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: 8px;
  background-color: var(--color-contact-channel-bg);
  color: var(--color-contact-channel-text);
  text-decoration: none;
  font-size: var(--font-size-sm);
  font-weight: 500;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.contact__channel:hover {
  background-color: var(--color-contact-channel-hover);
  transform: translateY(-2px);
}

.contact__channel svg {
  width: 20px;
  height: 20px;
}

.contact__form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  background-color: var(--color-contact-form-bg);
  border-radius: 12px;
  box-shadow: var(--shadow-contact-form);
  text-align: left;
}

.contact__field {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.contact__label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-contact-label);
  letter-spacing: 0.02em;
}

html.dark-theme .contact__label {
  color: var(--color-white);
}

.contact__input,
.contact__select,
.contact__textarea {
  padding: var(--spacing-sm) var(--spacing-md);
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  color: var(--color-contact-input-text);
  background-color: var(--color-contact-input-bg);
  border: 1px solid var(--color-contact-input-border);
  border-radius: 8px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.contact__input:focus,
.contact__select:focus,
.contact__textarea:focus {
  outline: none;
  border-color: var(--color-brand-blue);
  box-shadow: 0 0 0 3px rgba(47, 107, 255, 0.15);
}

.contact__textarea {
  resize: vertical;
  min-height: 120px;
}

.contact__select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%234b5563' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--spacing-md) center;
  padding-right: var(--spacing-2xl);
}

.contact__submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  font-family: var(--font-family-base);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-white);
  background-color: var(--color-brand-blue);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.contact__submit:hover {
  background-color: var(--color-cta-hover);
  transform: translateY(-2px);
}

.contact__submit:active {
  transform: translateY(0);
}

/* Contact section - Light theme */
.contact {
  --color-contact-bg: var(--color-gray-50);
  --color-contact-title: var(--color-gray-900);
  --color-contact-text: var(--color-gray-700);
  --color-contact-form-bg: var(--color-white);
  --color-contact-label: var(--color-gray-700);
  --color-contact-input-bg: var(--color-white);
  --color-contact-input-text: var(--color-gray-900);
  --color-contact-input-border: var(--color-gray-300);
  --color-contact-channel-bg: var(--color-gray-100);
  --color-contact-channel-text: var(--color-gray-700);
  --color-contact-channel-hover: var(--color-gray-200);
  --shadow-contact-form: 0 4px 14px rgba(0, 0, 0, 0.08);
}

/* Contact section - Dark theme */
html.dark-theme .contact {
  --color-contact-bg: var(--color-gray-800);
  --color-contact-title: var(--color-white);
  --color-contact-text: var(--color-gray-300);
  --color-contact-form-bg: var(--color-gray-700);
  --color-contact-label: var(--color-gray-300);
  --color-contact-input-bg: var(--color-gray-600);
  --color-contact-input-text: var(--color-white);
  --color-contact-input-border: var(--color-gray-500);
  --color-contact-channel-bg: var(--color-gray-700);
  --color-contact-channel-text: var(--color-gray-300);
  --color-contact-channel-hover: var(--color-gray-600);
  --shadow-contact-form: 0 4px 14px rgba(0, 0, 0, 0.4);
}

html.dark-theme .contact__input,
html.dark-theme .contact__select,
html.dark-theme .contact__textarea {
  background-color: var(--color-contact-input-bg);
  border-color: var(--color-contact-input-border);
  color: var(--color-contact-input-text);
}

html.dark-theme .contact__input:focus,
html.dark-theme .contact__select:focus,
html.dark-theme .contact__textarea:focus {
  border-color: var(--color-brand-green);
  box-shadow: 0 0 0 3px rgba(46, 204, 113, 0.4);
}

html.dark-theme .contact__email {
  color: var(--color-brand-green);
}

html.dark-theme .contact__email:hover {
  color: var(--color-brand-blue);
}

html.dark-theme .contact__channel svg {
  color: var(--color-brand-green);
}

html.dark-theme .contact__input:focus,
html.dark-theme .contact__select:focus,
html.dark-theme .contact__textarea:focus {
  border-color: var(--color-brand-green);
  box-shadow: 0 0 0 3px rgba(46, 204, 113, 0.35);
}

html.dark-theme .contact__select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%239ca3af' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
}

html.dark-theme .contact__submit {
  background-color: var(--color-brand-green);
  color: var(--color-gray-900);
}

html.dark-theme .contact__submit:hover {
  background-color: #27ae60;
}

/* Responsive - Desktop */
@media (min-width: 768px) {
  .contact__grid {
    grid-template-columns: 1fr 1.5fr;
    align-items: start;
    gap: var(--spacing-3xl);
  }

  .contact {
    padding: var(--spacing-2xl) var(--spacing-2xl);
    padding-top: var(--header-height);
    scroll-margin-top: var(--header-height);
  }
}

@media (min-width: 1024px) {
  .contact__container {
    max-width: 1100px;
  }
}

/* Contact form success message */
.contact__success {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--spacing-2xl);
  gap: var(--spacing-md);
}

.contact__success svg {
  color: var(--color-brand-green);
}

.contact__success h3 {
  font-family: var(--font-family-base);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-contact-title);
  margin: 0;
}

.contact__success p {
  font-size: var(--font-size-base);
  color: var(--color-contact-text);
  margin: 0;
}

html.dark-theme .contact__success svg {
  color: var(--color-brand-green);
}

/* Mobile: remove padding-right to maximize text space */
@media (max-width: 767px) {
  .projects-card__title,
  .projects-card__features {
    padding-right: 0;
  }
}