/* ==========================================================================
   Cyntya Frayre — main stylesheet (mobile-first)
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  -webkit-font-smoothing: antialiased;
}

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

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 500;
  line-height: var(--lh-heading);
  color: var(--navy);
  margin: 0 0 var(--space-4);
  letter-spacing: var(--tracking-tight);
}
h1 { font-size: var(--fs-h1); font-weight: 600; line-height: var(--lh-tight); }
h2 { font-size: var(--fs-h2); font-weight: 600; line-height: var(--lh-tight); }
h3 { font-size: var(--fs-h3); }

p { margin: 0 0 var(--space-4); }
p:last-child { margin-bottom: 0; }

a { color: var(--link); text-decoration-color: var(--border); text-underline-offset: 3px; }
a:hover { text-decoration-color: currentColor; }

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

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

.skip-link {
  position: absolute; left: var(--space-4); top: -50px;
  background: var(--navy); color: var(--white); padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md); z-index: 200; transition: top var(--transition-base);
}
.skip-link:focus { top: var(--space-4); }

:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-5);
}

.reading {
  max-width: var(--reading-max);
  margin-inline: auto;
}

section { padding-block: var(--space-8); }

/* ---------- Demo/placeholder tag ---------- */
.tag-demo {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--slate);
  background: var(--ivory);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.15em 0.5em;
  vertical-align: middle;
  margin-left: 0.5em;
}

/* ---------- Logo (real brand assets) ---------- */
.cf-logo { display: block; height: 40px; width: auto; flex-shrink: 0; }
.cf-logo--header { height: 34px; }
.cf-logo--footer { height: 30px; filter: brightness(0) invert(1); }
.cf-mark { width: 40px; height: 40px; flex-shrink: 0; object-fit: contain; }
.cf-mark--watermark {
  position: absolute;
  opacity: 0.05;
  pointer-events: none;
  width: 640px; height: 640px;
}
.hero .cf-mark--watermark {
  width: min(72vw, 1100px); height: min(72vw, 1100px);
  top: 50%; right: -14%;
  transform: translateY(-50%);
  opacity: 0.06;
}
@media (max-width: 720px) {
  .hero .cf-mark--watermark { right: -40%; width: 110vw; height: 110vw; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-family: var(--font-sans); font-weight: 700; font-size: var(--fs-small);
  letter-spacing: 0.06em; text-transform: uppercase;
  padding: var(--space-4) var(--space-7);
  border-radius: var(--radius-sm);
  border: 1px solid var(--navy);
  cursor: pointer;
  transition: background var(--transition-base), color var(--transition-base), border-color var(--transition-base);
  text-decoration: none;
}
.btn--primary { background: var(--navy); color: var(--white); }
.btn--primary:hover { background: #142230; }
.btn--secondary { background: transparent; color: var(--navy); }
.btn--secondary:hover { background: var(--navy); color: var(--white); }

.link-arrow {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-weight: 600; font-size: var(--fs-small);
  text-transform: uppercase; letter-spacing: 0.04em;
  color: var(--navy); text-decoration: none;
}
.link-arrow svg { width: 16px; height: 16px; transition: transform var(--transition-base); }
.link-arrow:hover svg { transform: translateX(4px); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.94);
  backdrop-filter: saturate(180%) blur(6px);
  border-bottom: 1px solid var(--border);
  transition: padding var(--transition-base), box-shadow var(--transition-base);
}
.site-header__inner {
  display: flex; align-items: center; justify-content: space-between;
  padding-block: var(--space-6);
  transition: padding var(--transition-slow);
}
.site-header.is-scrolled .site-header__inner { padding-block: var(--space-2); }
.site-header.is-scrolled { box-shadow: var(--shadow-sm); }
.site-header.is-scrolled .cf-logo--header { height: 26px; transition: height var(--transition-slow); }
.cf-logo--header { transition: height var(--transition-slow); }

.brand { display: flex; align-items: center; gap: var(--space-3); text-decoration: none; }

.nav-toggle {
  display: flex; flex-direction: column; justify-content: center; gap: 5px;
  width: 40px; height: 40px; background: none; border: none; cursor: pointer;
  padding: 0;
}
.nav-toggle__bar {
  display: block; width: 24px; height: 2px; background: var(--navy);
  transition: transform var(--transition-base), opacity var(--transition-base);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.site-nav {
  position: fixed; inset: 0 0 0 auto; width: min(320px, 85vw);
  background: var(--white); border-left: 1px solid var(--border);
  padding: var(--space-9) var(--space-6) var(--space-6);
  transform: translateX(100%);
  transition: transform var(--transition-slow);
  overflow-y: auto;
}
.site-nav.is-open { transform: translateX(0); }
.site-nav ul { display: flex; flex-direction: column; gap: var(--space-5); }
.site-nav a {
  font-family: var(--font-sans); font-weight: 600; font-size: 1rem;
  text-decoration: none; color: var(--text);
}
.site-nav a.is-active, .site-nav a:hover { color: var(--navy); }
.site-nav a.is-active { font-weight: 700; }

@media (min-width: 1024px) {
  .nav-toggle { display: none; }
  .site-nav {
    position: static; width: auto; background: none; border: none;
    padding: 0; transform: none;
  }
  .site-nav ul { flex-direction: row; gap: var(--space-6); }
  .site-nav a {
    position: relative; font-size: var(--fs-small); letter-spacing: 0.02em;
    padding-block: var(--space-2);
  }
  .site-nav a::after {
    content: ""; position: absolute; left: 0; right: 100%; bottom: -2px; height: 3px;
    background: var(--navy); transition: right var(--transition-base);
  }
  .site-nav a:hover::after { right: 0; }
  .site-nav a.is-active::after { right: 0; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  background: var(--ivory);
  padding-block: var(--space-9) var(--space-8);
  min-height: 90svh;
  display: flex; align-items: center;
}
@media (max-width: 720px) {
  .hero { min-height: auto; }
}
.hero__grid {
  display: grid; gap: var(--space-7);
  align-items: end;
  position: relative; z-index: 1;
}
.hero__eyebrow {
  font-size: var(--fs-eyebrow); letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--slate); font-weight: 700; margin-bottom: var(--space-5);
  display: flex; align-items: center; gap: var(--space-3);
}
.hero__eyebrow::before {
  content: ""; display: inline-block; width: 2.5rem; height: 2px; background: var(--navy);
}
.hero__title {
  font-size: var(--fs-hero);
  line-height: var(--lh-tight);
  font-weight: 600;
  max-width: 15ch;
  margin-bottom: var(--space-6);
  margin-left: -0.02em;
}
.hero__subtext { font-size: var(--fs-lead); color: var(--muted); max-width: 42ch; margin-bottom: var(--space-6); }

.word-mask { display: inline-block; overflow: hidden; vertical-align: top; }
.word-mask__inner { display: inline-block; }

.portrait-placeholder {
  position: relative;
  aspect-ratio: 4 / 5;
  background: var(--slate);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  color: var(--white);
  text-align: center;
  overflow: hidden;
}
.portrait-placeholder__label {
  font-family: var(--font-sans); font-size: var(--fs-small);
  padding: var(--space-4); opacity: 0.85;
}
.portrait-placeholder__corner {
  position: absolute; top: var(--space-3); right: var(--space-3);
  background: var(--navy); color: var(--white);
  font-size: 0.65rem; font-weight: 700; letter-spacing: 0.08em;
  padding: 0.25em 0.6em; border-radius: var(--radius-sm);
}
.portrait-placeholder svg { width: 40%; opacity: 0.5; }

@media (min-width: 768px) {
  .hero__grid { grid-template-columns: 1.35fr 0.65fr; }
  .hero__grid .portrait-placeholder { margin-top: var(--space-9); }
}
@media (min-width: 1024px) {
  .hero__grid { grid-template-columns: 1.5fr 0.5fr; gap: var(--space-6); }
  .hero__grid .portrait-placeholder { margin-left: -3.5rem; }
}

/* ---------- Explora mi trabajo ---------- */
.explora-grid {
  display: grid; gap: var(--space-5);
  grid-template-columns: 1fr;
  margin-top: var(--space-6);
}
@media (min-width: 640px) { .explora-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .explora-grid { grid-template-columns: repeat(4, 1fr); } }

.explora-card {
  border: 1px solid var(--border); border-radius: var(--radius-md);
  padding: var(--space-6); background: var(--white);
  display: flex; flex-direction: column; gap: var(--space-4);
  text-decoration: none; color: var(--text);
  transition: border-color var(--transition-base), transform var(--transition-base);
}
.explora-card:hover { border-color: var(--navy); transform: translateY(-2px); }
.explora-icon { width: 40px; height: 40px; color: var(--navy); }
.explora-card h3 { font-size: 1.4rem; margin-bottom: var(--space-2); }
.explora-card p { color: var(--muted); font-size: var(--fs-small); flex-grow: 1; }

/* ---------- Section heading ---------- */
.section-head { margin-bottom: var(--space-7); max-width: 60ch; }
.section-head p { color: var(--muted); font-size: var(--fs-lead); }
.section-head--center { margin-inline: auto; text-align: center; }

@media (min-width: 900px) {
  .section-head:not(.section-head--center) {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: var(--space-7);
    align-items: end;
    max-width: none;
  }
  .section-head:not(.section-head--center) h2 { margin-bottom: 0; }
  .section-head:not(.section-head--center) p { max-width: 46ch; }
}

/* ---------- Empty state ---------- */
.empty-state {
  border: 1px dashed var(--border); border-radius: var(--radius-md);
  padding: var(--space-8) var(--space-6); text-align: center;
  color: var(--muted); font-size: 1.0625rem;
}

/* ---------- Cards (general) ---------- */
.card-grid { display: grid; gap: var(--space-5); grid-template-columns: 1fr; }
@media (min-width: 768px) { .card-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .card-grid--3 { grid-template-columns: repeat(3, 1fr); } }

.card {
  border: 1px solid var(--border); border-radius: var(--radius-md);
  background: var(--white); padding: var(--space-6);
  display: flex; flex-direction: column; gap: var(--space-3);
}
.card__kicker {
  font-size: var(--fs-caption); text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--muted); font-weight: 600;
}
.card h3 { font-size: 1.5rem; font-weight: 600; margin-bottom: 0; }
.card h3 a { color: inherit; text-decoration: none; }
.card h3 a:hover { text-decoration: underline; }
.card p { color: var(--muted); font-size: var(--fs-small); }
.card__meta { font-size: var(--fs-caption); color: var(--muted); }
.card__footer { margin-top: auto; padding-top: var(--space-2); }

/* ---------- Quote block (full-bleed on desktop) ---------- */
.quote-section { padding-block: 0; }
.quote-block {
  position: relative; overflow: hidden;
  background: var(--navy); color: var(--white);
  border-radius: var(--radius-md);
  padding: var(--space-9) var(--space-6);
  text-align: center;
}
.quote-block blockquote {
  font-family: var(--font-serif); font-size: clamp(1.6rem, 3vw + 1rem, 3.25rem);
  font-weight: 500; font-style: italic; line-height: 1.15; margin: 0 0 var(--space-6);
  max-width: 22ch; margin-inline: auto; position: relative; z-index: 1;
}
.quote-block cite {
  font-style: normal; font-family: var(--font-sans); font-weight: 700;
  letter-spacing: 0.08em; text-transform: uppercase; font-size: var(--fs-small); position: relative; z-index: 1;
}
.quote-block .cf-mark--watermark { top: 50%; left: 50%; transform: translate(-50%, -50%); filter: invert(1); opacity: 0.06; width: 900px; height: 900px; }

@media (min-width: 1024px) {
  .quote-section .container { max-width: none; padding-inline: 0; }
  .quote-section .quote-block { border-radius: 0; padding-block: var(--space-10); }
}

/* ---------- Filters (articulos) ---------- */
.filter-bar { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-bottom: var(--space-7); }
.filter-btn {
  font-family: var(--font-sans); font-size: var(--fs-small); font-weight: 600;
  background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: var(--space-2) var(--space-4); cursor: pointer;
  transition: all var(--transition-base);
}
.filter-btn.is-active, .filter-btn:hover { border-color: var(--navy); color: var(--navy); background: var(--ivory); }

/* ---------- Article detail ---------- */
.article-hero { background: var(--ivory); padding-block: var(--space-8) var(--space-7); }
.article-hero .card__kicker { margin-bottom: var(--space-3); }
.article-body { padding-block: var(--space-8); }
.article-body h2 { margin-top: var(--space-7); }
.article-body p, .article-body li { color: var(--text); }
.article-body ul, .article-body ol { padding-left: 1.4em; margin-bottom: var(--space-4); list-style: disc; }
.article-body blockquote {
  border-left: 3px solid var(--navy); margin: var(--space-6) 0; padding-left: var(--space-5);
  font-family: var(--font-serif); font-size: 1.25rem; font-style: italic; color: var(--slate);
}

/* ---------- Trayectoria ---------- */
.tray-block + .tray-block { margin-top: var(--space-7); border-top: 1px solid var(--border); padding-top: var(--space-6); }
.tray-block h2 { font-size: var(--fs-h2); margin-bottom: var(--space-4); }
.tray-item { display: flex; flex-wrap: wrap; gap: var(--space-3) var(--space-6); padding-block: var(--space-4); border-bottom: 1px solid var(--border); }
.tray-item:last-child { border-bottom: none; }
.tray-item__period {
  flex: 0 0 auto; font-family: var(--font-serif); font-weight: 600;
  font-size: clamp(1.5rem, 2.2vw + 0.8rem, 2.75rem); line-height: 1;
  color: var(--slate); letter-spacing: var(--tracking-tight);
}
.tray-item__body { flex: 1 1 260px; }
.tray-item__body h4,
.cred-list h4 { font-size: 1.0625rem; margin-bottom: var(--space-1); color: var(--text); font-family: var(--font-sans); font-weight: 700; }
.tray-item__body p,
.cred-list p,
.tray-block > p { color: var(--muted); font-size: var(--fs-small); line-height: var(--lh-body); }
.tray-item__body p + p { margin-top: var(--space-2); }
.tray-block > p + p { margin-top: var(--space-3); }
.plain-list { padding-left: 1.4em; list-style: disc; margin-top: var(--space-3); color: var(--muted); font-size: var(--fs-small); line-height: var(--lh-body); }
.plain-list li + li { margin-top: var(--space-2); }

.cred-list { list-style: none; padding: 0; margin: 0; }
.cred-list > li { padding-block: var(--space-3); border-bottom: 1px solid var(--border); }
.cred-list > li:last-child { border-bottom: none; }
.cred-list--tight { margin-top: var(--space-5); padding-top: var(--space-5); border-top: 1px solid var(--border); }

@media (min-width: 900px) {
  .tray-item { flex-wrap: nowrap; }
  .tray-item__period { flex-basis: 220px; margin-left: -1.5rem; }
}

/* ---------- Contact form ---------- */
.form-grid { display: grid; gap: var(--space-5); grid-template-columns: 1fr; }
@media (min-width: 640px) { .form-grid--2 { grid-template-columns: 1fr 1fr; } }
.form-field { display: flex; flex-direction: column; gap: var(--space-2); }
.form-field label { font-size: var(--fs-small); font-weight: 600; color: var(--text); }
.form-field input, .form-field select, .form-field textarea {
  font-family: var(--font-sans); font-size: var(--fs-body);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: var(--space-3); background: var(--white); color: var(--text);
  transition: border-color var(--transition-base);
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus { border-color: var(--navy); }
.form-note { font-size: var(--fs-caption); color: var(--muted); margin-top: var(--space-2); }
.form-success {
  display: none; border: 1px solid var(--navy); background: var(--ivory);
  padding: var(--space-5); border-radius: var(--radius-md); margin-top: var(--space-5);
}
.form-success.is-visible { display: block; }
.form-error {
  border: 1px solid #B3261E; background: #FBEAE9; color: #7A1E18;
  padding: var(--space-5); border-radius: var(--radius-md); margin-top: var(--space-5);
}

/* ---------- Footer ---------- */
.site-footer { background: var(--navy); color: var(--white); margin-top: var(--space-9); }
.site-footer a { color: var(--white); text-decoration: none; opacity: 0.85; }
.site-footer a:hover { opacity: 1; text-decoration: underline; }
.site-footer__inner {
  display: flex; flex-wrap: wrap; gap: var(--space-6); justify-content: space-between;
  align-items: flex-start; padding-block: var(--space-8);
}
.site-footer__brand { display: flex; gap: var(--space-3); align-items: center; }
.site-footer__name { font-family: var(--font-serif); letter-spacing: 0.06em; margin: 0; font-size: 1.05rem; }
.site-footer__tag { font-size: 0.7rem; letter-spacing: 0.08em; text-transform: uppercase; opacity: 0.7; margin: 2px 0 0; }
.site-footer__nav ul, .site-footer__social { display: flex; gap: var(--space-5); flex-wrap: wrap; }
.site-footer__social { align-items: center; }
.site-footer__bottom {
  display: flex; flex-wrap: wrap; gap: var(--space-3); justify-content: space-between;
  border-top: 1px solid rgba(255,255,255,0.15); padding-block: var(--space-5);
  font-size: var(--fs-caption); opacity: 0.75;
}

/* ---------- Utility ---------- */
.bg-alt { background: var(--bg-alt); }
.text-center { text-align: center; }
.mt-8 { margin-top: var(--space-8); }
.stack { display: flex; flex-direction: column; gap: var(--space-4); }
.cluster { display: flex; flex-wrap: wrap; gap: var(--space-4); align-items: center; }

@media (min-width: 1440px) {
  .container { padding-inline: var(--space-7); }
}