/* ============================================================
   FOT GROUP — Design System (Minnaro by Vamtam)
   Fuentes: Urbanist (headings) + DM Sans (body)
   Template reutilizable para landing pages y páginas internas
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;1,9..40,300;1,9..40,400&family=Urbanist:wght@300;400;500;600;700&display=swap');


/* ============================================================
   === TEMPLATE: design-tokens ===
   Variables globales — copiar al :root de cualquier página
   ============================================================ */
:root {
  /* Colores */
  --color-base:          #FFFFFF;
  --color-surface:       #F7F7F7;
  --color-dark:          #090402;
  --color-dark-2:        #1a1a18;
  --color-accent:        #C8A96A;
  --color-accent-light:  #dfc48f;
  --color-muted:         #6B6B6B;
  --color-border:        rgba(0,0,0,0.15);
  --color-border-strong: rgba(0,0,0,0.25);
  --color-overlay:       rgba(0,0,0,0.7);
  --color-overlay-light: rgba(0,0,0,0.2);

  /* Tipografía */
  --font-heading: 'Urbanist', sans-serif;
  --font-body:    'DM Sans', sans-serif;

  /* Escalas tipográficas */
  --text-hero:   clamp(40px, 5vw, 60px);
  --text-h1:     clamp(40px, 5vw, 60px);
  --text-h2:     clamp(28px, 3.5vw, 40px);
  --text-h3:     clamp(22px, 2.5vw, 32px);
  --text-h4:     clamp(18px, 2vw, 24px);
  --text-h5:     20px;
  --text-h6:     12px;
  --text-body:   15px;
  --text-large:  clamp(16px, 1.5vw, 20px);
  --text-small:  13px;
  --text-nav:    14px;
  --text-btn:    14px;
  --text-label:  12px;

  /* Espaciado — ritmo Minnaro */
  --space-xs:     min(0.6vh, 5px);
  --space-s:      min(1.2vh, 10px);
  --space-m:      min(2.4vh, 20px);
  --space-l:      min(6vh,   50px);
  --space-xl:     min(9vh,   75px);
  --space-xxl:    min(12vh,  100px);
  --section-py:   min(14vh,  120px);

  /* Layout */
  --container:    1700px;
  --nav-h:        76px;
  --gutter:       clamp(1.25rem, 3vw, 2rem);

  /* Transiciones */
  --ease:         0.3s ease-out;
  --ease-btn:     275ms;
  --ease-slow:    0.6s ease-out;
}

/* ============================================================
   === TEMPLATE: reset-base ===
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; overflow-x: hidden; }
body {
  font-family: var(--font-body);
  font-size: var(--text-body);
  color: var(--color-dark);
  background: var(--color-base);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
button { cursor: pointer; background: none; border: none; font: inherit; }

/* Lenis */
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }


/* ============================================================
   === TEMPLATE: typography ===
   Sistema tipográfico completo
   ============================================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 500;
  color: var(--color-dark);
  line-height: 1.15;
}

.t-hero {
  font-family: var(--font-heading);
  font-size: var(--text-hero);
  font-weight: 500;
  line-height: 1em;
  letter-spacing: -1px;
}

.t-h1 { font-size: var(--text-h1); line-height: 1.1em; }
.t-h2 { font-size: var(--text-h2); line-height: 1.35em; }
.t-h3 { font-size: var(--text-h3); font-weight: 400; line-height: 1.25em; }
.t-h4 { font-size: var(--text-h4); line-height: 1.3em; }

.t-label {
  font-family: var(--font-heading);
  font-size: var(--text-label);
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-accent);
  display: block;
}

.t-body-lg {
  font-size: var(--text-large);
  font-weight: 300;
  line-height: 1.7em;
  color: var(--color-muted);
}

.t-body {
  font-size: var(--text-body);
  font-weight: 400;
  line-height: 1.65em;
  color: var(--color-muted);
}


/* ============================================================
   === TEMPLATE: layout ===
   ============================================================ */
.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section-py { padding-block: var(--section-py); }
.section-py-sm { padding-block: var(--space-xxl); }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-l); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-l); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-l); }

@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
}


/* ============================================================
   === TEMPLATE: navigation ===
   ============================================================ */
#navbar {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: 100;
  height: var(--nav-h);
  transition: background var(--ease), box-shadow var(--ease);
}

#navbar .container {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* scrolled state */
#navbar.scrolled {
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 var(--color-border);
}

/* Logo wrapper */
.nav-logo-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  height: 44px;
  width: 130px;
}

.nav-logo-img {
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  height: 40px;
  width: auto;
  transition: opacity var(--ease);
}

#logo-blanco { opacity: 1; }
#logo-dark   { opacity: 0; }
#navbar.scrolled #logo-blanco { opacity: 0; }
#navbar.scrolled #logo-dark   { opacity: 1; }

/* Desktop links */
#nav-desktop {
  display: flex;
  align-items: center;
  gap: 2.25rem;
}

.nav-link {
  font-family: var(--font-heading);
  font-size: var(--text-nav);
  font-weight: 500;
  letter-spacing: 1px;
  color: rgba(255,255,255,0.85);
  position: relative;
  transition: color var(--ease);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0; right: 0;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--ease);
}

.nav-link:hover { color: #fff; }
.nav-link:hover::after { transform: scaleX(1); }

#navbar.scrolled .nav-link { color: rgba(9,4,2,0.6); }
#navbar.scrolled .nav-link:hover { color: var(--color-dark); }

/* CTA nav button */
.nav-cta {
  font-family: var(--font-heading);
  font-size: var(--text-btn);
  font-weight: 600;
  letter-spacing: 0.5px;
  color: #fff;
  border: 1px solid rgba(255,255,255,0.45);
  padding: 10px 22px;
  transition: all var(--ease-btn);
}

.nav-cta:hover {
  background: #fff;
  color: var(--color-dark);
  border-color: #fff;
}

#navbar.scrolled .nav-cta {
  color: var(--color-dark);
  border-color: var(--color-dark);
}

#navbar.scrolled .nav-cta:hover {
  background: var(--color-dark);
  color: #fff;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: #fff;
  transition: all 0.3s ease;
}

#navbar.scrolled .hamburger span { background: var(--color-dark); }

.hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile menu */
#mobile-menu {
  position: fixed;
  top: var(--nav-h); left: 0; right: 0;
  background: var(--color-base);
  z-index: 99;
  padding: 1.5rem var(--gutter) 2rem;
  border-top: 1px solid var(--color-border);
  transform: translateY(-110%);
  opacity: 0;
  visibility: hidden;
  transition: transform 0.4s cubic-bezier(0.4,0,0.2,1),
              opacity 0.35s ease,
              visibility 0s linear 0.4s;
  box-shadow: 0 12px 32px rgba(0,0,0,0.08);
}

#mobile-menu.open {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
  transition: transform 0.4s cubic-bezier(0.4,0,0.2,1),
              opacity 0.35s ease,
              visibility 0s linear 0s;
}

.mobile-link {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-dark);
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--color-border);
  transition: color var(--ease);
}

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

@media (max-width: 900px) {
  .hamburger { display: flex; }
  #nav-desktop { display: none !important; }
}

@media (min-width: 901px) {
  #mobile-menu { display: none; }
}


/* ============================================================
   === TEMPLATE: buttons ===
   3 variantes: primary (gold), outline-dark, outline-white
   ============================================================ */
.btn {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: var(--text-btn);
  font-weight: 600;
  letter-spacing: 0.5px;
  line-height: 1.1em;
  padding: 15px 32px;
  border-radius: 0;
  border: 1px solid transparent;
  text-decoration: none;
  transition: all var(--ease-btn) ease-out;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

/* Underline slide-in on hover — efecto Minnaro */
.btn::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 100%; height: 2px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--ease-btn) ease-out;
}
.btn:hover::after { transform: scaleX(1); transform-origin: left; }

.btn-primary {
  background: var(--color-accent);
  color: var(--color-dark);
  border-color: var(--color-accent);
}
.btn-primary:hover {
  background: var(--color-accent-light);
  border-color: var(--color-accent-light);
}

.btn-outline-dark {
  background: transparent;
  color: var(--color-dark);
  border-color: var(--color-dark);
}
.btn-outline-dark:hover {
  background: var(--color-dark);
  color: #fff;
}

.btn-outline-white {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.5);
}
.btn-outline-white:hover {
  background: #fff;
  color: var(--color-dark);
  border-color: #fff;
}

.btn-lg { padding: 18px 40px; font-size: 15px; }
.btn-full { width: 100%; text-align: center; }


/* ============================================================
   === TEMPLATE: hero ===
   ============================================================ */
.hero-wrap {
  position: relative;
  height: 100vh;
  min-height: 680px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-image: url('../images/fot (7).webp');
  transform: scale(1.04);
  transition: transform 8s ease;
}

.hero-bg.loaded { transform: scale(1); }

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    120deg,
    rgba(0,0,0,0.78) 0%,
    rgba(0,0,0,0.48) 60%,
    rgba(0,0,0,0.22) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
}

.hero-scroll-hint {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  opacity: 0.55;
  cursor: pointer;
  border: none;
  background: none;
  transition: opacity var(--ease);
}
.hero-scroll-hint:hover { opacity: 1; }
.hero-scroll-hint span:first-child {
  font-family: var(--font-heading);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: #fff;
}
.hero-scroll-line {
  display: block;
  width: 1px;
  height: 44px;
  background: rgba(255,255,255,0.5);
  animation: scrollPulse 2s ease infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(0.6); }
}


/* ============================================================
   === TEMPLATE: ticker ===
   ============================================================ */
.ticker-wrap {
  overflow: hidden;
  background: var(--color-accent);
  padding: 0.65rem 0;
}

.ticker-track {
  display: flex;
  gap: 2.5rem;
  width: max-content;
  animation: ticker 32s linear infinite;
}

.ticker-item {
  font-family: var(--font-heading);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-dark);
  white-space: nowrap;
}

@keyframes ticker { from { transform: translateX(0); } to { transform: translateX(-50%); } }


/* ============================================================
   === TEMPLATE: section-header ===
   Encabezado de sección estándar
   ============================================================ */
.section-header { margin-bottom: var(--space-xl); }
.section-header .t-label { margin-bottom: var(--space-m); }
.section-header .t-h2 { margin-bottom: var(--space-m); color: var(--color-dark); }
.section-header .t-body-lg { max-width: 640px; }

.section-divider {
  display: block;
  width: 36px;
  height: 1px;
  background: var(--color-accent);
  margin-block: var(--space-m);
}


/* ============================================================
   === TEMPLATE: service-card ===
   Card de servicio numerada con hover bottom-border
   ============================================================ */
.service-card {
  background: var(--color-base);
  padding: 2.25rem 2rem;
  position: relative;
  transition: box-shadow var(--ease), transform var(--ease);
  overflow: hidden;
}

.service-card::after {
  content: '';
  position: absolute;
  inset-block-end: 0; inset-inline-start: 0;
  width: 100%; height: 2px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--ease);
}

.service-card:hover {
  box-shadow: 0 12px 36px rgba(0,0,0,0.08);
  transform: translateY(-3px);
}

.service-card:hover::after { transform: scaleX(1); }

.service-card-num {
  font-family: var(--font-heading);
  font-size: 48px;
  font-weight: 300;
  color: rgba(0,0,0,0.10);
  line-height: 1;
  margin-bottom: var(--space-m);
  /* decorativo — se lee pero no pesa visualmente */
}

.service-card-title {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 600;
  color: var(--color-dark);
  letter-spacing: 0.2px;
  margin-bottom: var(--space-s);
}

.service-card-text {
  font-size: var(--text-body);
  line-height: 1.65em;
  color: var(--color-muted);
}


/* ============================================================
   === TEMPLATE: project-card ===
   Card de proyecto con hover grow en imagen
   ============================================================ */
.project-card {
  background: var(--color-base);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow var(--ease-slow), transform var(--ease-slow);
}

.project-card:hover {
  box-shadow: 0 20px 50px rgba(0,0,0,0.12);
  transform: translateY(-4px);
}

.project-card-img {
  position: relative;
  height: 280px;
  overflow: hidden;
}

.project-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.55s ease-out;
}

.project-card:hover .project-card-img img { transform: scale(1.05); }

.project-card-badge {
  position: absolute;
  top: 1rem; left: 1rem;
  font-family: var(--font-heading);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 5px 12px;
  background: var(--color-accent);
  color: var(--color-dark);
}

.project-card-badge.badge-dark {
  background: var(--color-dark);
  color: #fff;
}

.project-card-body {
  padding: 1.5rem 1.75rem 2rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.project-card-cat {
  font-family: var(--font-heading);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 6px;
}

.project-card-title {
  font-family: var(--font-heading);
  font-size: var(--text-h4);
  font-weight: 500;
  color: var(--color-dark);
  line-height: 1.25em;
  margin-bottom: 4px;
}

.project-card-loc {
  font-size: 13px;
  color: var(--color-muted);
  margin-bottom: var(--space-m);
}

.project-card-desc {
  font-size: 14px;
  line-height: 1.6em;
  color: var(--color-muted);
  flex: 1;
  margin-bottom: var(--space-l);
}


/* ============================================================
   === TEMPLATE: filter-tabs ===
   ============================================================ */
.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.filter-btn {
  font-family: var(--font-heading);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--color-muted);
  border: 1px solid var(--color-border-strong);
  padding: 9px 20px;
  background: transparent;
  transition: all var(--ease-btn);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--color-dark);
  color: #fff;
  border-color: var(--color-dark);
}


/* ============================================================
   === TEMPLATE: feature-list ===
   Lista de características con dot y línea
   ============================================================ */
.feature-list { display: flex; flex-direction: column; }

.feature-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding-block: 1.25rem;
  border-bottom: 1px solid var(--color-border);
}

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

.feature-dot {
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
  margin-top: 6px;
}

.feature-title {
  font-family: var(--font-heading);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-dark);
  margin-bottom: 3px;
}

.feature-text {
  font-size: 14px;
  line-height: 1.6em;
  color: var(--color-muted);
}


/* ============================================================
   === TEMPLATE: stats-block ===
   ============================================================ */
.stat-item {
  padding-block: var(--space-l);
  border-top: 1px solid rgba(255,255,255,0.1);
}

.stat-num {
  font-family: var(--font-heading);
  font-size: clamp(3rem, 5vw, 4.5rem);
  font-weight: 300;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-family: var(--font-heading);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
}


/* ============================================================
   === TEMPLATE: quote-block ===
   ============================================================ */
.quote-block {
  border-left: 2px solid var(--color-accent);
  padding-left: 1.5rem;
}

.quote-text {
  font-family: var(--font-heading);
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 400;
  font-style: italic;
  line-height: 1.5em;
  color: var(--color-dark);
}


/* ============================================================
   === TEMPLATE: form ===
   ============================================================ */
.form-group { margin-bottom: 1.25rem; }

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--color-dark);
  margin-bottom: 8px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 14px 16px;
  font-family: var(--font-body);
  font-size: var(--text-body);
  color: var(--color-dark);
  background: var(--color-base);
  border: 1px solid var(--color-border-strong);
  border-radius: 0;
  outline: none;
  transition: border-color var(--ease), box-shadow var(--ease);
  appearance: none;
  -webkit-appearance: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(200,169,106,0.12);
}

.form-textarea {
  resize: vertical;
  min-height: 130px;
  line-height: 1.5em;
}

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236B6B6B' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 2.5rem;
}

.form-error {
  display: none;
  font-size: 12px;
  color: #c0392b;
  margin-top: 5px;
  font-family: var(--font-body);
}
.form-error.visible { display: block; }


/* ============================================================
   === TEMPLATE: contact-info ===
   ============================================================ */
.contact-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding-block: 1.25rem;
  border-bottom: 1px solid var(--color-border);
}
.contact-item:last-child { border-bottom: none; }

.contact-icon {
  width: 38px; height: 38px;
  border: 1px solid var(--color-accent);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  color: var(--color-accent);
}

.contact-label {
  font-family: var(--font-heading);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-dark);
  margin-bottom: 3px;
}

.contact-value {
  font-size: 14px;
  color: var(--color-muted);
  transition: color var(--ease);
}
.contact-value:hover { color: var(--color-dark); }


/* ============================================================
   === TEMPLATE: footer ===
   ============================================================ */
.footer-root {
  background: var(--color-dark);
}

.footer-logo img {
  height: 48px;
  width: auto;
}

.footer-tagline {
  font-size: 14px;
  color: rgba(255,255,255,0.4);
  line-height: 1.65em;
  max-width: 300px;
  margin-top: var(--space-m);
}

.footer-col-label {
  font-family: var(--font-heading);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-l);
}

.footer-link {
  display: block;
  font-size: 13px;
  color: rgba(255,255,255,0.4);
  transition: color var(--ease);
  margin-bottom: 12px;
}

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

.footer-divider {
  height: 1px;
  background: rgba(255,255,255,0.08);
  margin-block: var(--space-xl);
}

.footer-copy {
  font-size: 12px;
  color: rgba(255,255,255,0.22);
}


/* ============================================================
   === TEMPLATE: loader ===
   ============================================================ */
#loader {
  position: fixed;
  inset: 0;
  background: var(--color-dark);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.55s ease, visibility 0.55s ease;
}

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

#loader img { height: 52px; width: auto; animation: loaderPulse 1.4s ease infinite alternate; }

@keyframes loaderPulse { from { opacity: 0.3; } to { opacity: 1; } }


/* ============================================================
   === TEMPLATE: utilities ===
   ============================================================ */
#progress-bar {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  background: var(--color-accent);
  z-index: 200;
  width: 0%;
  transition: width 0.1s linear;
}

#toast {
  position: fixed;
  bottom: 2rem; right: 2rem;
  z-index: 999;
  padding: 1rem 1.5rem;
  font-size: 14px;
  font-family: var(--font-body);
  max-width: 320px;
  transform: translateY(120%);
  opacity: 0;
  transition: all 0.35s ease;
  pointer-events: none;
}

#toast.show { transform: translateY(0); opacity: 1; }
#toast.success { background: var(--color-dark); color: #fff; border-left: 3px solid var(--color-accent); }
#toast.error   { background: #c0392b; color: #fff; border-left: 3px solid #e74c3c; }

/* Sección dark helper */
.bg-dark  { background: var(--color-dark); }
.bg-surface { background: var(--color-surface); }
.bg-base  { background: var(--color-base); }

/* Nosotros image */
.nosotros-img {
  width: 100%;
  height: 500px;
  object-fit: cover;
  display: block;
  transition: transform var(--ease-slow);
}

.nosotros-img-wrap { overflow: hidden; }
.nosotros-img-wrap:hover .nosotros-img { transform: scale(1.03); }


/* ============================================================
   === TEMPLATE: modal ===
   ============================================================ */
.modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
  padding: var(--gutter);
}

.modal.open {
  opacity: 1;
  visibility: visible;
}

.modal-overlay {
  position: absolute;
  inset: 0;
  background: var(--color-overlay);
  backdrop-filter: blur(4px);
}

.modal-container {
  position: relative;
  background: var(--color-base);
  width: 100%;
  max-width: 700px;
  max-height: 90vh;
  overflow-y: auto;
  padding: var(--space-l);
  box-shadow: 0 20px 50px rgba(0,0,0,0.3);
  transform: translateY(20px);
  transition: transform 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.modal.open .modal-container {
  transform: translateY(0);
}

.modal-close {
  position: absolute;
  top: var(--space-m);
  right: var(--space-m);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-dark);
  cursor: pointer;
  z-index: 10;
  transition: transform 0.3s ease;
}

.modal-close:hover {
  transform: rotate(90deg);
}

.modal-title {
  font-family: var(--font-heading);
  font-size: var(--text-h3);
  margin-bottom: var(--space-m);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: var(--space-s);
}

/* ============================================================
   RESPONSIVE — Mobile & Tablet
   ============================================================ */
@media (max-width: 768px) {
  :root {
    --section-py: min(12vh, 80px);
  }

  .t-hero  { font-size: clamp(36px, 10vw, 56px); }
  .t-h1   { font-size: clamp(30px, 7vw, 42px); }
  .t-h2   { font-size: clamp(24px, 6vw, 32px); }

  .nosotros-img { height: 280px; }
  .project-card-img { height: 220px; }

  #toast { right: 1rem; left: 1rem; max-width: none; }

  .proyecto-sticky {
    position: static !important;
    top: auto !important;
  }
}

@media (max-width: 480px) {
  .btn { padding: 13px 24px; }
  .btn-lg { padding: 15px 28px; }
}