/* ============================================================
   B2B Consultora — Design tokens (mirrors DESIGN-System.md)
   ============================================================ */
:root {
  /* Brand & Accent */
  --color-black: #000000;
  --color-nearblack: #17171c;
  --color-green: #003c33;
  --color-navy: #071829;
  --color-blue: #1863dc;
  --color-coral: #ff7759;
  --color-softcoral: #ffad9b;

  /* Surface & Background */
  --color-canvas: #ffffff;
  --color-stone: #eeece7;
  --color-greenwash: #edfce9;
  --color-bluewash: #f1f5ff;
  --color-cardborder: #f2f2f2;

  /* Text & Rules */
  --color-ink: #212121;
  --color-mutedslate: #93939f;
  --color-slate: #75758a;
  --color-hairline: #d9d9dd;
  --color-borderlight: #e5e7eb;
  --color-softygrey: #fafafa;

  /* Semantic */
  --color-focusblue: #4c6ee6;
  --color-focusviolet: #9b60aa;
  --color-errorred: #b30000;

  /* Typography */
  --font-display: 'Space Grotesk', Inter, ui-sans-serif, system-ui;
  --font-sans: 'Inter', Arial, ui-sans-serif, system-ui;
  --font-mono: 'Space Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --font-mockup: 'Roboto Slab', ui-serif, Georgia, Cambria, "Times New Roman", Times, serif;

  /* Radius scale */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 22px;
  --radius-xl: 30px;
  --radius-pill: 32px;
  --radius-full: 9999px;

  /* Spacing scale */
  --space-2: 2px;
  --space-6: 6px;
  --space-8: 8px;
  --space-10: 10px;
  --space-12: 12px;
  --space-16: 16px;
  --space-20: 20px;
  --space-22: 22px;
  --space-24: 24px;
  --space-28: 28px;
  --space-32: 32px;
  --space-36: 36px;
  --space-40: 40px;
  --space-56: 56px;
  --space-60: 60px;
  --space-64: 64px;
  --space-80: 80px;
  --space-120: 120px;
  --space-180: 180px;

  --navbar-height: 72px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-ink);
  background: var(--color-canvas);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
p,
blockquote {
  margin: 0;
}

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

img,
svg {
  display: block;
  max-width: 100%;
}

ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

button {
  font: inherit;
  cursor: pointer;
}

::selection {
  background: var(--color-coral);
  color: var(--color-nearblack);
}

:focus-visible {
  outline: 2px solid var(--color-focusblue);
  outline-offset: 2px;
}

h3 {
  margin-top: 10px;
}

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.28px;
  color: var(--color-coral);
  margin-bottom: var(--space-16);
}

.section-title {
  font-family: var(--font-sans);
  font-size: 32px;
  letter-spacing: -0.32px;
  line-height: 1.2;
  margin-bottom: var(--space-16);
}


/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-8);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  padding: var(--space-12) var(--space-24);
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  transition: opacity 0.15s ease, background-color 0.15s ease, color 0.15s ease;
  white-space: nowrap;
}

.btn i {
  width: 15px;
  height: 15px;
}

.btn-primary- {
  background: var(--color-nearblack);
  color: #fff;
}

.btn-primary:hover {
  opacity: 0.88;
}

.btn-secondary {
  background: transparent;
  color: var(--color-ink);
  text-decoration: underline;
  text-underline-offset: 4px;
  padding: var(--space-12) 0;
}

.btn-secondary:hover {
  color: var(--color-blue);
}

.btn-pill-outline {
  border-color: var(--color-nearblack);
  color: var(--color-nearblack);
  background: transparent;
  font-size: 13px;
  padding: var(--space-8) var(--space-16);
}

.btn-pill-outline-black {
  border-color: white;
  color: white;
  background: transparent;
  font-size: 13px;
  padding: var(--space-8) var(--space-16);
}




.btn-sm {
  padding: var(--space-10) var(--space-20);
  font-size: 13px;
}

.btn-lg {
  padding: var(--space-16) var(--space-32);
  font-size: 16px;
}

/* ============================================================
   Navbar
   ============================================================ */
.navbar {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--navbar-height);
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-cardborder);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.navbar__logo {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 500;
  letter-spacing: -0.32px;
  display: flex;
  align-items: center;
}

.navbar__logo span {
  color: var(--color-slate);
  font-weight: 400;
}

.navbar__logo-img {
  height: 32px;
  width: auto;
  display: block;
}

.navbar__links {
  display: flex;
  align-items: center;
  gap: var(--space-32);
  margin-left: auto;
}

.nav-link {
  font-size: 14px;
  color: var(--color-slate);
  position: relative;
  padding: var(--space-6) 0;
}

.nav-link:hover {
  color: var(--color-ink);
}

.nav-link.active {
  color: var(--color-nearblack);
  font-weight: 500;
}

.nav-link.active::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 2px;
  background: var(--color-coral);
  border-radius: var(--radius-full);
}

.navbar__actions {
  display: flex;
  align-items: center;
  gap: var(--space-16);
}

.navbar__toggle {
  display: none;
  background: none;
  border: none;
  padding: var(--space-8);
  color: var(--color-ink);
}

.navbar__toggle i {
  width: 22px;
  height: 22px;
}

.nav-item--dropdown {
  position: relative;
}

.nav-dropdown__toggle {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: none;
  border: none;
  color: var(--color-slate);
}

.nav-dropdown__toggle:hover {
  color: var(--color-ink);
}

.nav-dropdown__toggle i {
  width: 14px;
  height: 14px;
  transition: transform 0.15s ease;
}

.nav-item--dropdown.open .nav-dropdown__toggle i {
  transform: rotate(180deg);
}

.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: var(--space-10);
  min-width: 180px;
  background: var(--color-canvas);
  border: 1px solid var(--color-cardborder);
  border-radius: var(--radius-sm);
  box-shadow: 0 12px 24px -8px rgba(23, 23, 28, 0.16);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.15s ease, transform 0.15s ease, visibility 0.15s;
  z-index: 60;
}

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

.nav-dropdown__link {
  font-size: 14px;
  color: var(--color-slate);
  padding: var(--space-8) var(--space-12);
  border-radius: var(--radius-xs);
  white-space: nowrap;
}

.nav-dropdown__link:hover {
  color: var(--color-ink);
  background: var(--color-stone);
}

.nav-dropdown__link.active {
  color: var(--color-nearblack);
  font-weight: 500;
}

/* ============================================================
   Hero
   ============================================================ */
.hero {
  padding: var(--space-80) 0 var(--space-64);
  min-height: 95vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.cv-hero-top {
  display: flex;
  align-items: center;
  gap: var(--space-40);
  flex-wrap: wrap;
}

.cv-hero-photo {
  width: 250px;
  height: 250px;
  object-fit: cover;
  border-radius: 12px;
  flex-shrink: 0;
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(40px, 6vw, 80px);
  line-height: 1.0;
  letter-spacing: -1.44px;
  max-width: 620px;
}

.hero__subtitle {
  font-size: 20px;
  color: var(--color-slate);
  margin-top: var(--space-24);
  max-width: 640px;
  line-height: 1.4;
}

.hero__body {
  font-size: 16px;
  color: var(--color-ink);
  opacity: 0.8;
  margin-top: var(--space-16);
  max-width: 100%;
  line-height: 1.6;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: var(--space-24);
  margin-top: var(--space-40);
  flex-wrap: wrap;
}

/* ============================================================
   Dark band / Problem
   ============================================================ */
.band-dark {
  background: var(--color-nearblack);
  color: #fff;
}

.problem {
  padding: var(--space-120) 0;
}

.problem__lead {
  font-family: var(--font-display);
  font-size: clamp(24px, 3.2vw, 34px);
  line-height: 1.3;
  letter-spacing: -0.32px;
  max-width: 100%;
  margin-bottom: var(--space-40);
}

.problem__cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-16);
  margin-bottom: var(--space-40);
}

.problem__card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: var(--space-24);
}

.problem__card i {
  width: 20px;
  height: 20px;
  color: var(--color-softcoral);
  margin-bottom: var(--space-12);
}

.problem__card h3 {
  font-size: 17px;
  font-weight: 500;
  margin-bottom: var(--space-8);
}

.problem__card p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.5;
}

.problem__quote {
  font-size: 16px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.85);
  border-left: 2px solid var(--color-coral);
  padding-left: var(--space-20);
  max-width: 100%;
}

/* ============================================================
   Rueda Mejora Continua
   ============================================================ */

.div_rueda {
  text-align: center;
  display: flex;
  justify-content: center;
  margin-top: var(--space-20);
}

.rueda_mejora_continua {
  display: block;
  width: clamp(350px, 45vw, 550px);
  height: auto;
  border-radius: var(--radius-md);
}

/* ============================================================
   Stepper
   ============================================================ */
.stepper {
  padding: var(--space-64) 0 var(--space-40);
  text-align: center;
}

.stepper .section-title {
  max-width: 560px;
  margin: 0 auto;
}

/* Wraps the sticky nav + the 4 pillar sections so the nav has a
   containing block tall enough to stay pinned for their whole scroll range. */
.stepper-track {
  position: relative;
}

.stepper__items {
  position: sticky;
  top: var(--navbar-height);
  z-index: 45;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-cardborder);
}

.stepper__items-inner {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-8);
  padding: var(--space-16) 24px;
}

.stepper__item {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  font-size: 14px;
  color: var(--color-slate);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-xl);
  padding: var(--space-10) var(--space-20);
  transition: border-color 0.15s ease, color 0.15s ease, background-color 0.15s ease;
}

.stepper__item:hover {
  border-color: var(--color-nearblack);
  color: var(--color-ink);
}

.stepper__num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-coral);
}

.stepper__item.active {
  border-color: var(--color-nearblack);
  background: var(--color-nearblack);
  color: #fff;
}

.stepper__item.active .stepper__num {
  color: var(--color-softcoral);
}

/* ============================================================
   Pillar sections
   ============================================================ */
.pillar {
  padding: var(--space-120) 0;
  border-top: 1px solid var(--color-cardborder);
}

.pillar--dark {
  background: var(--color-green);
  color: #fff;
  border-top: none;
}

.pillar--stone {
  background: var(--color-stone);
  border-top: none;
}

.pillar__head {
  display: flex;
  gap: var(--space-24);
  margin-bottom: var(--space-40);
  max-width: 820px;
}

.pillar__number {
  font-family: var(--font-mono);
  font-size: 32px;
  color: var(--color-coral);
  padding-top: var(--space-6);
  flex-shrink: 0;
}

.pillar__head h2 {
  font-family: var(--font-sans);
  font-size: 28px;
  letter-spacing: -0.32px;
  margin-bottom: var(--space-12);
}

.pillar__head p {
  font-size: 15px;
  line-height: 1.6;
  opacity: 0.75;
}

.logo-strip {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-40);
  padding: var(--space-24) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  margin-bottom: var(--space-24);
}

.logo-strip span {
  font-family: var(--font-mono);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.28px;
  opacity: 0.6;
}

.pillar__quote {
  font-size: 15px;
  font-style: italic;
  opacity: 0.75;
  margin-bottom: var(--space-40);
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-24);
}

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

.capability-grid--1 {
  grid-template-columns: 1fr;
  max-width: 480px;
}

.capability-card {
  border-top: 1px solid var(--color-hairline);
  padding-top: var(--space-20);
}

.capability-card i {
  width: 20px;
  height: 20px;
  color: var(--color-ink);
  margin-bottom: var(--space-20);
}

.capability-card h3 {
  font-size: 17px;
  font-weight: 500;
  line-height: 1.3;
  margin-bottom: var(--space-8);
}

.capability-card p {
  font-size: 14px;
  color: var(--color-slate);
  line-height: 1.55;
}

.capability-card--dark {
  border-top-color: rgba(255, 255, 255, 0.2);
}

.capability-card--dark i {
  color: var(--color-softcoral);
}

.capability-card--dark p {
  color: rgba(255, 255, 255, 0.65);
}

/* ============================================================
   Logo carousel (infinite marquee)
   ============================================================ */
.logo-carousel {
  overflow: hidden;
  margin-bottom: var(--space-56);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.logo-carousel__track {
  display: flex;
  align-items: center;
  width: max-content;
  gap: var(--space-64);
  animation: logo-scroll 24s linear infinite;
}

.logo-carousel:hover .logo-carousel__track {
  animation-play-state: paused;
}

.logo-carousel__track img {
  height: 28px;
  width: auto;
  object-fit: contain;
  filter: brightness(0) invert(1);
  opacity: 0.7;
  flex-shrink: 0;
}

.pillar:not(.pillar--dark) .logo-carousel__track img {
  filter: none;
  opacity: 1;
}

@keyframes logo-scroll {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(-50%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .logo-carousel__track {
    animation: none;
  }
}

.pillar--stone .capability-card {
  border-top-color: rgba(0, 0, 0, 0.12);
}


/* ============================================================
   Contact
   ============================================================ */
.contact {
  padding: var(--space-120) 0;
  background: var(--color-black);
}

.contact__inner {
  text-align: center;
  max-width: 560px;
  margin: 0 auto;
}

.contact__inner .section-title {
  margin: 0 auto var(--space-16);
}

.contact__body {
  font-size: 16px;
  color: var(--color-slate);
  line-height: 1.6;
  margin-bottom: var(--space-32);
}

.contact-section-title {
  color: white;
  font-size: 2.2rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
  text-align: left;
}

.contact-form__row {
  display: flex;
  gap: var(--space-16);
}

.contact-form__row input {
  flex: 1;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.06);
  color: white;
  font-family: var(--font-sans);
  font-size: 15px;
  resize: vertical;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: var(--color-mutedslate);
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--color-focusblue);
}

.contact-form button {
  align-self: center;
  margin-top: var(--space-8);
}

.contact-form__hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.contact-form__alt {
  display: block;
  margin-top: var(--space-16);
  color: var(--color-mutedslate);
  font-size: 14px;
}

.contact-form__alt:hover {
  color: white;
}

/* ============================================================
   Closing (cv.html)
   ============================================================ */
.closing {
  padding: var(--space-80) 0;
}

.closing__inner {
  text-align: center;
  max-width: 560px;
  margin: 0 auto;
}

.closing__title {
  font-size: 2.2rem;
  margin-bottom: var(--space-16);
}

.closing__body {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.6;
  margin-bottom: var(--space-32);
}

/* ============================================================
   Nota individual
   ============================================================ */
.note__header {
  padding: var(--space-56) var(--space-22) var(--space-32) var(--space-22);
}

.note__title {
  font-family: var(--font-display);
  font-size: clamp(30px, 4.5vw, 48px);
  line-height: 1.15;
  letter-spacing: -0.32px;
}

.note__subtitle {
  font-size: 19px;
  color: var(--color-slate);
  line-height: 1.5;
  margin-top: var(--space-16);
}

.note__meta {
  display: flex;
  align-items: center;
  gap: var(--space-12);
  margin-top: var(--space-24);
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.28px;
  color: var(--color-mutedslate);
}

.note__hero {
  width: 100%;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin: var(--space-40) 0;
}

/* Author bubble ("globito" de autor, como en las redacciones de diarios) */
.author-bubble {
  display: flex;
  align-items: center;
  gap: var(--space-16);
  max-width: 700px;
  margin: 0 auto var(--space-48);
  padding: var(--space-16) var(--space-20);
  border-radius: var(--radius-xl);
}

.author-bubble__photo {
  width: 56px;
  height: 56px;
  object-fit: cover;
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

.author-bubble__name {
  font-size: 14px;
  font-weight: 600;
}

.author-bubble__title {
  display: block;
  font-size: 12px;
  color: var(--color-slate);
  margin-top: 2px;
}

.author-bubble__bio {
  font-size: 13px;
  color: var(--color-slate);
  line-height: 1.5;
  margin-top: var(--space-6);
}

.note__content {
  margin: 0 auto;
  font-size: 17px;
  line-height: 1.8;
  color: var(--color-ink);
  margin-top: var(--space-40);
  margin-bottom: var(--space-40);
}

.note__content p {
  padding-top: 20px;
  padding-bottom: 20px;
}

.note__content h2 {
  font-family: var(--font-display);
  font-size: 26px;
  letter-spacing: -0.32px;
  margin-top: var(--space-40);
}

.note__content h3 {
  font-size: 20px;
  font-weight: 500;
  margin-top: var(--space-32);
}

.note__content p {
  line-height: 1.8;
}

.note__content ul,
.note__content ol {
  padding-left: var(--space-24);
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.note__content li {
  line-height: 1.7;
}

.note__content img {
  width: 100%;
  border-radius: var(--radius-md);
}

.note__content blockquote {
  font-size: 18px;
  font-style: italic;
  color: var(--color-slate);
  border-left: 2px solid var(--color-coral);
  padding-left: var(--space-20);
}

.note__content a {
  color: var(--color-blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ============================================================
   Archive de notas
   ============================================================ */
.archive__header {
  padding: var(--space-56) 0 var(--space-40);
  text-align: center;
}

.archive__header .section-title {
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.archive__intro {
  font-size: 16px;
  color: var(--color-slate);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.6;
}

.archive-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-24);
  padding-bottom: var(--space-56);
}

.archive-card {
  display: block;
  border: 1px solid var(--color-cardborder);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.archive-card:hover {
  border-color: var(--color-hairline);
  transform: translateY(-2px);
}

.archive-card__media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--color-stone);
}

.archive-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.archive-card__body {
  padding: var(--space-20);
}

.archive-card__date {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.28px;
  color: var(--color-mutedslate);
  margin-bottom: var(--space-8);
}

.archive-card__body h3 {
  font-size: 17px;
  font-weight: 500;
  line-height: 1.3;
  margin-bottom: var(--space-8);
}

.archive-card__body p {
  font-size: 14px;
  color: var(--color-slate);
  line-height: 1.55;
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-16);
  padding-bottom: var(--space-80);
}

.pagination__pages {
  display: flex;
  gap: var(--space-8);
}

.pagination__page {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  font-size: 13px;
  color: var(--color-slate);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-full);
}

.pagination__page:hover {
  border-color: var(--color-nearblack);
  color: var(--color-ink);
}

.pagination__page.active {
  background: var(--color-nearblack);
  border-color: var(--color-nearblack);
  color: #fff;
}

.pagination__link {
  font-size: 13px;
  color: var(--color-ink);
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (max-width: 1023px) {
  .archive-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 767px) {
  .archive-grid {
    grid-template-columns: 1fr;
  }

  .author-bubble {
    flex-direction: column;
    text-align: center;
  }
}

/* ============================================================
   Footer
   ============================================================ */
.footer {
  border-top: 1px solid var(--color-cardborder);
  padding: var(--space-32) 0;
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-16);
}

.footer__brand {
  font-family: var(--font-display);
  font-size: 14px;
}

.footer__links {
  display: flex;
  gap: var(--space-24);
  flex-wrap: wrap;
}

.footer__links a {
  font-size: 13px;
  color: var(--color-slate);
}

.footer__links a:hover {
  color: var(--color-ink);
}

.footer__copy {
  font-size: 12px;
  color: var(--color-mutedslate);
  font-family: var(--font-mono);
}

/* ============================================================
   Back to top
   ============================================================ */
.back-to-top {
  position: fixed;
  right: var(--space-24);
  bottom: var(--space-24);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--color-nearblack);
  color: #fff;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 40;
}

.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.back-to-top i {
  width: 18px;
  height: 18px;
}

/* ============================================================
   Scroll reveal
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* ============================================================
   Responsive (breakpoints per DESIGN-System.md)
   ============================================================ */
@media (max-width: 1023px) {
  .navbar__links {
    position: fixed;
    top: var(--navbar-height);
    left: 0;
    right: 0;
    background: var(--color-canvas);
    border-bottom: 1px solid var(--color-cardborder);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: var(--space-8) 24px var(--space-16);
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.15s ease, transform 0.15s ease, visibility 0.15s;
  }

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

  .nav-link {
    width: 100%;
    padding: var(--space-12) 0;
    border-bottom: 1px solid var(--color-cardborder);
  }

  .navbar__toggle {
    display: inline-flex;
  }

  .nav-item--dropdown {
    width: 100%;
  }

  .nav-dropdown__toggle {
    width: 100%;
    justify-content: space-between;
    padding: var(--space-12) 0;
    border-bottom: 1px solid var(--color-cardborder);
  }

  .nav-dropdown {
    position: static;
    box-shadow: none;
    border: none;
    margin-top: 0;
    padding: 0 0 0 var(--space-16);
    max-height: 0;
    overflow: hidden;
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .nav-item--dropdown.open .nav-dropdown {
    max-height: 200px;
  }

  .nav-dropdown__link {
    padding: var(--space-10) 0;
  }

  .capability-grid,
  .capability-grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 767px) {
  .problem__cards {
    grid-template-columns: 1fr;
  }

  .pillar__head {
    flex-direction: column;
    gap: var(--space-12);
  }

  .capability-grid,
  .capability-grid--4 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 424px) {
  .hero {
    padding: var(--space-56) 0 var(--space-40);
  }

  .navbar__logo span {
    display: none;
  }
}

/* ============================================================
   CV page
   ============================================================ */
.cv-header .navbar__inner {
  justify-content: space-between;
}

.cv-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-24);
  margin-top: var(--space-24);
}

.cv-meta span {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  font-size: 14px;
  color: var(--color-slate);
}

.cv-meta i {
  width: 16px;
  height: 16px;
  color: var(--color-coral);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-24);
}

.skills-card {
  border-top: 1px solid var(--color-hairline);
  padding-top: var(--space-20);
}

.skills-card h3 {
  font-size: 15px;
  font-weight: 500;
  margin-bottom: var(--space-16);
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-8);
}

.chip {
  font-size: 12px;
  border: 1px solid var(--color-hairline);
  color: var(--color-ink);
  padding: var(--space-6) var(--space-12);
  border-radius: var(--radius-xl);
}

.pillar--stone .chip,
.pillar--dark .chip {
  border-color: rgba(255, 255, 255, 0.25);
}

.pillar--dark .chip {
  color: #fff;
}

.timeline {
  border-left: 1px solid var(--color-hairline);
  max-width: 760px;
}

.timeline__item {
  position: relative;
  padding: 0 0 var(--space-40) var(--space-32);
}

.timeline__item::before {
  content: '';
  position: absolute;
  left: -5px;
  top: 4px;
  width: 9px;
  height: 9px;
  border-radius: var(--radius-full);
  background: var(--color-coral);
}

.timeline__item:last-child {
  padding-bottom: 0;
}

.timeline__date {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.28px;
  color: var(--color-mutedslate);
  margin-bottom: var(--space-8);
}

.timeline__body h3 {
  font-size: 17px;
  font-weight: 500;
  margin-bottom: var(--space-12);
}

.timeline__body ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.timeline__body li {
  font-size: 14px;
  color: var(--color-slate);
  line-height: 1.55;
  padding-left: var(--space-16);
  position: relative;
}

.timeline__body li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 9px;
  width: 5px;
  height: 1px;
  background: var(--color-mutedslate);
}

.timeline__body strong {
  color: var(--color-ink);
  font-weight: 500;
}

@media (max-width: 767px) {
  .skills-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .skills-grid {
    grid-template-columns: 1fr;
  }
}