/*
Theme Name: TRYTECH Onepage
Theme URI: https://trytech.cl
Author: TRYTECH SpA
Author URI: https://trytech.cl
Description: Tema propio de una sola página para TRYTECH SpA, estudio técnico de domótica, redes, seguridad electrónica y software en Valparaíso. Portafolio de proyectos con panel a pantalla completa, modo oscuro real, sin constructor de páginas ni frameworks.
Version: 2.0.0
Requires at least: 6.4
Requires PHP: 8.1
Tested up to: 7.1
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: trytech-onepage
*/

/* ==========================================================================
   1. Tokens — light (default)
   ========================================================================== */
:root {
  --tt-paper:     #F2F5F7;
  --tt-surface:   #FFFFFF;
  --tt-surface-2: #E9EEF1;
  --tt-ink:       #1E252A;
  --tt-ink-2:     #5C686F;
  --tt-ink-3:     #8996A0;
  --tt-rule:      #D2DBE0;
  --tt-accent:    #1D87BD;
  --tt-accent-dk: #12689A;

  /* Contact block and hero fallback are always dark, in both themes. */
  --tt-ink-fixed:    #1E252A;
  --tt-on-ink:       #E6EDF1;
  --tt-on-ink-2:     #AEBBC3;

  --tt-radius: 4px;
  --tt-max-width: 1240px;
  --tt-gutter: 16px;
  --tt-header-height: 56px;
  --tt-space-section: 72px;

  --tt-font-display: "Archivo", Arial, sans-serif;
  --tt-font-body: "Public Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --tt-font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

@media (min-width: 900px) {
  :root {
    --tt-gutter: 24px;
    --tt-space-section: 120px;
  }
}

/* ==========================================================================
   1b. Tokens — dark (system preference, unless the switcher forces light)
   ========================================================================== */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --tt-paper:     #11161A;
    --tt-surface:   #181F24;
    --tt-surface-2: #1D262C;
    --tt-ink:       #E6EDF1;
    --tt-ink-2:     #AEBBC3;
    --tt-ink-3:     #7C8991;
    --tt-rule:      #2E3941;
    --tt-accent:    #5CB4DC;
    --tt-accent-dk: #8ACDEB;
  }
}

/* ==========================================================================
   1c. Tokens — dark (switcher forced)
   ========================================================================== */
:root[data-theme="dark"] {
  --tt-paper:     #11161A;
  --tt-surface:   #181F24;
  --tt-surface-2: #1D262C;
  --tt-ink:       #E6EDF1;
  --tt-ink-2:     #AEBBC3;
  --tt-ink-3:     #7C8991;
  --tt-rule:      #2E3941;
  --tt-accent:    #5CB4DC;
  --tt-accent-dk: #8ACDEB;
}

/* ==========================================================================
   2. Fuentes autohospedadas (máx. 5 archivos)
   ========================================================================== */
@font-face {
  font-family: "Archivo";
  src: url("assets/fonts/archivo-700.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Public Sans";
  src: url("assets/fonts/public-sans-400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Public Sans";
  src: url("assets/fonts/public-sans-600.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "IBM Plex Mono";
  src: url("assets/fonts/ibm-plex-mono-400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "IBM Plex Mono";
  src: url("assets/fonts/ibm-plex-mono-500.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

/* ==========================================================================
   3. Reset y base
   ========================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  color-scheme: light dark;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  font-family: var(--tt-font-body);
  font-weight: 400;
  color: var(--tt-ink);
  background: var(--tt-paper);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a {
  color: var(--tt-accent);
  text-decoration: none;
}

a:hover {
  color: var(--tt-accent-dk);
}

h1,
h2,
h3 {
  font-family: var(--tt-font-display);
  font-weight: 700;
  letter-spacing: -0.025em;
  text-wrap: balance;
  color: var(--tt-ink);
  line-height: 1.15;
  margin: 0 0 16px;
}

p {
  margin: 0 0 16px;
  max-width: 68ch;
}

.tt-mono {
  font-family: var(--tt-font-mono);
  font-variant-numeric: tabular-nums;
}

button {
  font-family: inherit;
}

a:focus-visible,
button:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--tt-accent);
  outline-offset: 2px;
}

.tt-skip-link {
  position: absolute;
  left: 8px;
  top: -60px;
  background: var(--tt-accent);
  color: #fff;
  padding: 10px 16px;
  border-radius: var(--tt-radius);
  z-index: 1000;
  transition: top .2s ease;
}

.tt-skip-link:focus {
  top: 8px;
  color: #fff;
}

.tt-visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Any wide content (tables, code) scrolls in its own container. */
.tt-scroll-x {
  overflow-x: auto;
}

/* ==========================================================================
   4. Layout
   ========================================================================== */
.tt-container {
  width: 100%;
  max-width: var(--tt-max-width);
  margin-inline: auto;
  padding-inline: var(--tt-gutter);
}

.tt-section {
  padding-block: var(--tt-space-section);
}

/* Anchor targets scroll to just below the sticky header, natively — no JS
   required for this part, so plain hash navigation (#contacto, etc.) works
   even with JavaScript disabled. */
#proyectos,
#que-hacemos,
#estudio,
#contacto {
  scroll-margin-top: var(--tt-header-height);
}

.tt-section--surface {
  background: var(--tt-surface-2);
}

.tt-section-head {
  margin-bottom: 48px;
}

.tt-eyebrow {
  font-family: var(--tt-font-mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 13px;
  color: var(--tt-accent);
}

.tt-section-title {
  font-size: 28px;
  margin-bottom: 8px;
}

@media (min-width: 900px) {
  .tt-section-title {
    font-size: 34px;
  }
}

.tt-section-lead {
  color: var(--tt-ink-2);
  max-width: 60ch;
}

/* Discreet per-section fade, JS-driven. Defaults to visible: see header
   inline script + .js gate, same "no-JS never hides content" rule as the
   fade-in in main.js. */
.js .tt-fade {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity .5s ease, transform .5s ease;
}

.tt-fade.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .js .tt-fade {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ==========================================================================
   5. Buttons
   ========================================================================== */
.tt-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 12px 22px;
  border-radius: var(--tt-radius);
  font-family: var(--tt-font-mono);
  font-weight: 500;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color .15s ease, color .15s ease, border-color .15s ease;
}

.tt-btn--solid {
  background: var(--tt-accent);
  color: #fff;
  border-color: var(--tt-accent);
}

.tt-btn--solid:hover,
.tt-btn--solid:focus-visible {
  background: var(--tt-accent-dk);
  border-color: var(--tt-accent-dk);
  color: #fff;
}

.tt-btn--outline {
  background: transparent;
  color: var(--tt-ink);
  border-color: var(--tt-rule);
}

.tt-btn--outline:hover,
.tt-btn--outline:focus-visible {
  border-color: var(--tt-accent);
  color: var(--tt-accent);
}

.tt-btn--on-ink {
  background: transparent;
  color: var(--tt-on-ink);
  border-color: rgba(230, 237, 241, 0.35);
}

.tt-btn--on-ink:hover,
.tt-btn--on-ink:focus-visible {
  border-color: var(--tt-accent);
  color: var(--tt-accent);
}

.tt-btn--large {
  min-height: 56px;
  padding: 16px 28px;
  font-size: 16px;
}

/* ==========================================================================
   6. Header
   ========================================================================== */
.tt-header {
  position: sticky;
  top: 0;
  z-index: 200;
  height: var(--tt-header-height);
  background: var(--tt-paper);
  border-bottom: 1px solid var(--tt-rule);
  transition: height .2s ease;
}

.tt-header.is-condensed {
  height: 48px;
}

.tt-header__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.tt-header__logo {
  display: flex;
  align-items: center;
  min-height: 44px;
}

.tt-header__logo img,
.tt-header__logo svg {
  height: 30px;
  width: auto;
}

.tt-header__logo .tt-logo-light {
  display: none;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .tt-header__logo .tt-logo-dark {
    display: none;
  }
  :root:not([data-theme="light"]) .tt-header__logo .tt-logo-light {
    display: block;
  }
}

:root[data-theme="dark"] .tt-header__logo .tt-logo-dark {
  display: none;
}

:root[data-theme="dark"] .tt-header__logo .tt-logo-light {
  display: block;
}

.tt-nav {
  display: none;
}

.tt-nav__list {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 28px;
  margin: 0;
  padding: 0;
}

.tt-nav__list a {
  color: var(--tt-ink);
  font-weight: 600;
  font-size: 14px;
  min-height: 44px;
  display: flex;
  align-items: center;
  border-bottom: 2px solid transparent;
}

.tt-nav__list a:hover,
.tt-nav__list a:focus-visible {
  color: var(--tt-accent);
  border-bottom-color: var(--tt-accent);
}

.tt-header__actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.tt-header__cta {
  display: none;
}

/* Theme switcher: three-state segmented control */
.tt-theme-switch {
  display: flex;
  border: 1px solid var(--tt-rule);
  border-radius: var(--tt-radius);
  overflow: hidden;
}

.tt-theme-switch button {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  color: var(--tt-ink-2);
  cursor: pointer;
}

.tt-theme-switch button + button {
  border-left: 1px solid var(--tt-rule);
}

.tt-theme-switch button svg {
  width: 16px;
  height: 16px;
}

.tt-theme-switch button[aria-pressed="true"] {
  background: var(--tt-surface-2);
  color: var(--tt-accent);
}

.tt-menu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid var(--tt-rule);
  border-radius: var(--tt-radius);
  color: var(--tt-ink);
}

.tt-menu-toggle svg {
  width: 20px;
  height: 20px;
}

@media (min-width: 900px) {
  .tt-nav {
    display: block;
  }
  .tt-header__cta {
    display: inline-flex;
  }
  .tt-menu-toggle {
    display: none;
  }
}

/* Full-screen mobile menu */
.tt-mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: var(--tt-paper);
  display: none;
  flex-direction: column;
}

.tt-mobile-menu.is-open {
  display: flex;
}

.tt-mobile-menu__bar {
  height: var(--tt-header-height);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-inline: var(--tt-gutter);
  border-bottom: 1px solid var(--tt-rule);
}

.tt-mobile-menu__list {
  list-style: none;
  margin: 0;
  padding: 32px var(--tt-gutter);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tt-mobile-menu__list a {
  display: flex;
  align-items: center;
  min-height: 56px;
  font-family: var(--tt-font-display);
  font-size: 28px;
  color: var(--tt-ink);
  border-bottom: 1px solid var(--tt-rule);
}

.tt-mobile-menu__cta {
  margin-top: 16px;
  align-self: flex-start;
}

@media (min-width: 900px) {
  .tt-mobile-menu {
    display: none !important;
  }
}

/* Floating WhatsApp button (mobile) */
.tt-whatsapp-float {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 150;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--tt-accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.25);
}

.tt-whatsapp-float svg {
  width: 26px;
  height: 26px;
}

@media (min-width: 900px) {
  .tt-whatsapp-float {
    display: none;
  }
}

/* ==========================================================================
   7. Hero
   ========================================================================== */
.tt-hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: flex-end;
  background: var(--tt-ink-fixed);
  color: var(--tt-on-ink);
  overflow: hidden;
}

.tt-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.tt-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.tt-hero__vignette {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(0deg, rgba(0, 0, 0, 0.55) 0%, rgba(0, 0, 0, 0) 45%);
  pointer-events: none;
}

.tt-hero__content {
  position: relative;
  z-index: 2;
  padding-block: 56px;
  width: 100%;
}

.tt-hero .tt-eyebrow {
  color: var(--tt-accent);
  margin-bottom: 20px;
  display: block;
}

.tt-hero h1 {
  color: var(--tt-on-ink);
  font-size: 34px;
  max-width: 820px;
}

@media (min-width: 900px) {
  .tt-hero h1 {
    font-size: 56px;
  }
}

.tt-hero__lead {
  font-size: 17px;
  color: var(--tt-on-ink-2);
  max-width: 56ch;
}

@media (min-width: 900px) {
  .tt-hero__lead {
    font-size: 19px;
  }
}

.tt-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

/* ==========================================================================
   8. Franja de trayectoria
   ========================================================================== */
.tt-trust {
  padding-block: 16px;
  background: var(--tt-surface-2);
  border-bottom: 1px solid var(--tt-rule);
}

.tt-trust__line {
  text-align: center;
  font-family: var(--tt-font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--tt-ink-2);
  margin: 0;
}

.tt-trust__line .tt-sep {
  color: var(--tt-accent);
  margin-inline: 6px;
}

/* ==========================================================================
   9. Proyectos
   ========================================================================== */
.tt-projects__head {
  margin-bottom: 32px;
}

.tt-projects__count {
  font-family: var(--tt-font-mono);
  font-size: 13px;
  color: var(--tt-ink-3);
}

/* Filter row */
.tt-filters {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  padding-bottom: 8px;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--tt-rule);
  -ms-overflow-style: none;
  scrollbar-width: thin;
}

.tt-filter {
  scroll-snap-align: start;
  flex: 0 0 auto;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  padding: 10px 4px;
  margin-right: 20px;
  font-family: var(--tt-font-mono);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--tt-ink-2);
  cursor: pointer;
  min-height: 44px;
}

.tt-filter[aria-pressed="true"] {
  color: var(--tt-accent);
  border-bottom-color: var(--tt-accent);
}

/* Asymmetric 12-column grid */
.tt-projects__grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--tt-gutter);
}

.tt-project-card {
  grid-column: span 12;
}

@media (min-width: 640px) {
  .tt-project-card {
    grid-column: span 6;
  }
}

@media (min-width: 1200px) {
  .tt-project-card {
    grid-column: span 4;
  }
  .tt-project-card--featured {
    grid-column: span 8;
  }
}

.tt-project-card[hidden] {
  display: none;
}

.tt-card-btn {
  display: block;
  width: 100%;
  background: none;
  border: none;
  padding: 0;
  margin: 0;
  text-align: left;
  cursor: pointer;
  color: inherit;
  font: inherit;
}

.tt-card-media {
  display: block;
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--tt-surface-2);
}

.tt-project-card--featured .tt-card-media {
  aspect-ratio: 16 / 10;
}

.tt-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}

.tt-card-btn:hover .tt-card-media img,
.tt-card-btn:focus-visible .tt-card-media img {
  transform: scale(1.03);
}

@media (prefers-reduced-motion: reduce) {
  .tt-card-media img {
    transition: none;
  }
  .tt-card-btn:hover .tt-card-media img {
    transform: none;
  }
}

.tt-card-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 24px;
  background: color-mix(in srgb, var(--tt-accent) 10%, var(--tt-surface-2));
  color: var(--tt-accent);
  font-family: var(--tt-font-mono);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.tt-card-area {
  position: absolute;
  left: 0;
  bottom: 0;
  background: var(--tt-accent);
  color: #fff;
  font-family: var(--tt-font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 6px 10px;
}

.tt-card-plus {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  color: var(--tt-ink);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  opacity: 0;
  transition: opacity .2s ease;
}

.tt-card-btn:hover .tt-card-plus,
.tt-card-btn:focus-visible .tt-card-plus {
  opacity: 1;
}

.tt-card-body {
  display: block;
  padding-top: 14px;
  border-top: 1px solid var(--tt-rule);
  margin-top: 14px;
}

.tt-card-title {
  display: block;
  font-family: var(--tt-font-display);
  font-weight: 700;
  font-size: 17px;
  margin-bottom: 6px;
  color: var(--tt-ink);
}

.tt-card-meta {
  display: block;
  font-family: var(--tt-font-mono);
  font-size: 12px;
  color: var(--tt-ink-3);
}

/* ==========================================================================
   10. Panel de proyecto (lightbox, construido a mano)
   ========================================================================== */
.tt-panel-overlay {
  position: fixed;
  inset: 0;
  z-index: 500;
  background: var(--tt-paper);
  display: none;
}

.tt-panel-overlay.is-open {
  display: block;
}

.tt-panel {
  height: 100%;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

@media (min-width: 900px) {
  .tt-panel {
    flex-direction: row;
  }
}

.tt-panel__close {
  position: sticky;
  top: 12px;
  align-self: flex-end;
  margin: 12px var(--tt-gutter) 0 0;
  z-index: 2;
  width: 44px;
  height: 44px;
  border-radius: var(--tt-radius);
  background: var(--tt-surface);
  border: 1px solid var(--tt-rule);
  color: var(--tt-ink);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.tt-panel__gallery {
  flex: 1 1 55%;
  padding: var(--tt-gutter);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.tt-panel__main-image {
  aspect-ratio: 4 / 3;
  background: var(--tt-surface-2);
  overflow: hidden;
}

.tt-panel__main-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.tt-panel__thumbs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
}

.tt-panel__thumbs button {
  flex: 0 0 auto;
  width: 64px;
  height: 48px;
  padding: 0;
  border: 2px solid transparent;
  background: none;
  cursor: pointer;
  overflow: hidden;
}

.tt-panel__thumbs button[aria-current="true"] {
  border-color: var(--tt-accent);
}

.tt-panel__thumbs img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.tt-panel__details {
  flex: 1 1 45%;
  padding: 40px var(--tt-gutter) 80px;
  border-top: 1px solid var(--tt-rule);
}

@media (min-width: 900px) {
  .tt-panel__details {
    border-top: none;
    border-left: 1px solid var(--tt-rule);
    padding: 80px 48px;
    overflow-y: auto;
  }
}

.tt-panel__area {
  font-family: var(--tt-font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--tt-accent);
  margin-bottom: 12px;
  display: block;
}

.tt-panel__title {
  font-size: 30px;
  margin-bottom: 16px;
}

.tt-panel__meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  font-family: var(--tt-font-mono);
  font-size: 13px;
  color: var(--tt-ink-2);
  border-top: 1px solid var(--tt-rule);
  border-bottom: 1px solid var(--tt-rule);
  padding-block: 16px;
  margin-bottom: 24px;
}

.tt-panel__meta dt {
  color: var(--tt-ink-3);
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.06em;
}

.tt-panel__meta dd {
  margin: 2px 0 0;
}

.tt-panel__stack {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
  padding: 0;
  list-style: none;
}

.tt-panel__stack li {
  font-family: var(--tt-font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border: 1px solid var(--tt-rule);
  border-radius: var(--tt-radius);
  padding: 4px 10px;
  color: var(--tt-ink-2);
}

body.tt-panel-lock {
  overflow: hidden;
}

/* ==========================================================================
   11. Qué hacemos
   ========================================================================== */
.tt-services-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.tt-services-list li {
  border-top: 1px solid var(--tt-rule);
}

.tt-services-list li:last-child {
  border-bottom: 1px solid var(--tt-rule);
}

.tt-service-link {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: start;
  gap: 12px 24px;
  padding-block: 24px;
  color: inherit;
}

.tt-service-link:hover .tt-service-title,
.tt-service-link:focus-visible .tt-service-title {
  color: var(--tt-accent);
}

.tt-service-title {
  font-family: var(--tt-font-display);
  font-weight: 700;
  font-size: 18px;
  margin-bottom: 6px;
  color: var(--tt-ink);
  transition: color .15s ease;
}

.tt-service-desc {
  color: var(--tt-ink-2);
  margin: 0;
  grid-column: 1;
}

@media (min-width: 900px) {
  .tt-service-link {
    grid-template-columns: 280px 1fr auto;
  }
  .tt-service-desc {
    grid-column: 2;
  }
}

.tt-service-count {
  font-family: var(--tt-font-mono);
  font-size: 13px;
  color: var(--tt-ink-3);
  grid-column: 2;
  justify-self: end;
  white-space: nowrap;
}

@media (min-width: 900px) {
  .tt-service-count {
    grid-column: 3;
  }
}

/* ==========================================================================
   12. Cómo trabajamos
   ========================================================================== */
.tt-process-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

@media (min-width: 900px) {
  .tt-process-list {
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
  }
}

.tt-process-step {
  border-top: 1px solid var(--tt-rule);
  padding-top: 16px;
  padding-bottom: 24px;
}

.tt-process-num {
  font-family: var(--tt-font-mono);
  font-size: 13px;
  color: var(--tt-accent);
  display: block;
  margin-bottom: 10px;
}

.tt-process-title {
  font-family: var(--tt-font-display);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.02em;
  margin-bottom: 8px;
}

.tt-process-desc {
  color: var(--tt-ink-2);
  font-size: 15px;
  margin: 0;
}

/* ==========================================================================
   13. Estudio
   ========================================================================== */
.tt-studio {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}

@media (min-width: 900px) {
  .tt-studio {
    grid-template-columns: 1fr 1fr;
    gap: 0;
  }
}

.tt-studio__text {
  padding-inline: var(--tt-gutter);
}

@media (min-width: 900px) {
  .tt-studio__text {
    padding-right: 48px;
  }
}

.tt-studio__image {
  aspect-ratio: 4 / 5;
  overflow: hidden;
}

@media (min-width: 900px) {
  .tt-studio__image {
    aspect-ratio: 3 / 4;
    margin-right: calc((100vw - var(--tt-max-width)) / -2);
  }
}

.tt-studio__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ==========================================================================
   14. Marcas y tecnologías
   ========================================================================== */
.tt-brands__title {
  text-align: center;
  font-family: var(--tt-font-mono);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--tt-ink-3);
  margin-bottom: 28px;
}

.tt-brands__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 28px;
}

.tt-brands__list li {
  font-family: var(--tt-font-mono);
  color: var(--tt-ink-3);
  font-size: 14px;
}

/* ==========================================================================
   15. Contacto — siempre oscuro, en ambos temas
   ========================================================================== */
.tt-contact {
  background: var(--tt-ink-fixed);
  color: var(--tt-on-ink);
  text-align: center;
}

.tt-contact h2 {
  color: var(--tt-on-ink);
  font-size: 32px;
}

@media (min-width: 900px) {
  .tt-contact h2 {
    font-size: 44px;
  }
}

.tt-contact__lead {
  color: var(--tt-on-ink-2);
  max-width: 50ch;
  margin-inline: auto;
}

.tt-contact__email {
  margin-block: 28px;
}

.tt-contact__blocks {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  max-width: 780px;
  margin: 48px auto 0;
  text-align: left;
  border-top: 1px solid rgba(230, 237, 241, 0.18);
  padding-top: 32px;
}

@media (min-width: 900px) {
  .tt-contact__blocks {
    grid-template-columns: repeat(3, 1fr);
  }
}

.tt-contact__block-label {
  font-family: var(--tt-font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--tt-accent);
  display: block;
  margin-bottom: 6px;
}

.tt-contact__block p {
  color: var(--tt-on-ink);
  margin: 0;
}

.tt-contact__block a {
  color: var(--tt-on-ink);
}

.tt-contact__block a:hover {
  color: var(--tt-accent);
}

/* ==========================================================================
   16. Footer
   ========================================================================== */
.tt-footer {
  padding-block: 32px;
  text-align: center;
  font-size: 13px;
  color: var(--tt-ink-2);
  background: var(--tt-paper);
}

.tt-footer p {
  margin: 0 0 6px;
  max-width: none;
}

.tt-footer__social {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 16px;
  margin: 16px 0 0;
  padding: 0;
}

.tt-footer__social a {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--tt-rule);
  border-radius: 50%;
  color: var(--tt-ink-2);
}

.tt-footer__social a:hover,
.tt-footer__social a:focus-visible {
  color: var(--tt-accent);
  border-color: var(--tt-accent);
}

.tt-footer__social svg {
  width: 16px;
  height: 16px;
}

/* ==========================================================================
   17. 404
   ========================================================================== */
.tt-404 {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
}