/* ============================================================
   PEDRO STANLEY · SITE
   ============================================================
   Tipografia: Cormorant Garamond (display) · Newsreader (body)
               JetBrains Mono (meta) · Noto Serif JP (japonês)
   Tema padrão: noite (índigo profundo + estrelas)
   Tema alternativo: dia (papel quente + azul-céu)
   ============================================================ */

/* -----------  PALETA NOITE (default)  ----------- */
:root,
:root[data-theme="night"] {
  --color-bg:        #0D1B3F;   /* índigo profundo */
  --color-bg-soft:   #1E2D5C;   /* noite */
  --color-ink:       #F2F4FA;   /* neve */
  --color-ink-soft:  #B8C5DD;   /* prata */
  --color-muted:     #A5B4D0;   /* prata-fosca (metadados) */
  --color-rule:      #2A3A65;   /* divisores */
  --color-accent:    #E5EAF5;   /* luar (links e destaques) */
  --color-accent-2:  #B8C5DD;   /* italic destacado (mais sutil) */

  /* Drop cap no post: usar tom de luar */
  --color-dropcap:   #E5EAF5;

  /* Decoração: visibilidade das estrelas/lua no tema noite */
  --deco-night-display: block;
  --deco-day-display:   none;
}

/* -----------  PALETA DIA  ----------- */
:root[data-theme="day"] {
  --color-bg:        #FCFBF7;   /* papel quente */
  --color-bg-soft:   #F2EFE7;   /* papel envelhecido */
  --color-ink:       #1F3858;   /* tinta-índigo */
  --color-ink-soft:  #4A5C82;
  --color-muted:     #5C6F8C;
  --color-rule:      #C8D5E8;
  --color-accent:    #4A85C2;   /* azul-céu (links e destaques) */
  --color-accent-2:  #C97087;   /* rosa-velho saturado (destaques pontuais) */

  --color-dropcap:   #4A85C2;

  --deco-night-display: none;
  --deco-day-display:   block;
}

/* -----------  TIPOGRAFIA E ESPAÇAMENTOS  ----------- */
:root {
  --font-display: 'Cormorant Garamond', 'Times New Roman', serif;
  --font-body:    'Newsreader', 'Georgia', serif;
  --font-mono:    'JetBrains Mono', ui-monospace, monospace;

  --space-xs:  0.4rem;
  --space-sm:  0.8rem;
  --space-md:  1.4rem;
  --space-lg:  2.4rem;
  --space-xl:  4rem;
  --space-xxl: 6rem;

  --wrap-width:        980px;
  --wrap-narrow-width: 680px;

  --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* -----------  RESET E BASE  ----------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 19px;
  line-height: 1.65;
  font-feature-settings: "kern" 1, "liga" 1, "onum" 1;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  transition: background-color 0.4s var(--ease), color 0.4s var(--ease);
}

/* Camada de luz sutil — diferente em cada tema */
[data-theme="day"] body {
  background-image:
    radial-gradient(ellipse at top, rgba(74, 133, 194, 0.04), transparent 60%),
    radial-gradient(ellipse at bottom right, rgba(31, 56, 88, 0.025), transparent 50%);
  background-attachment: fixed;
}
[data-theme="night"] body {
  background-image:
    radial-gradient(ellipse at top right, rgba(232, 220, 184, 0.04), transparent 65%),
    radial-gradient(ellipse at bottom left, rgba(74, 92, 142, 0.10), transparent 55%);
  background-attachment: fixed;
}

img { max-width: 100%; height: auto; display: block; }
hr { border: 0; border-top: 1px solid var(--color-rule); margin: var(--space-lg) 0; }

.wrap {
  width: 100%;
  max-width: var(--wrap-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}
.wrap--narrow {
  width: 100%;
  max-width: var(--wrap-narrow-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* -----------  TIPOGRAFIA  ----------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--color-ink);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.005em;
  margin: 0 0 var(--space-md);
}
h1 { font-size: clamp(2.4rem, 5vw, 3.6rem); font-weight: 600; }
h2 { font-size: clamp(1.7rem, 3vw, 2.2rem); margin-top: var(--space-xl); }
h3 { font-size: 1.4rem; margin-top: var(--space-lg); }

p { margin: 0 0 var(--space-md); }

a {
  color: var(--color-accent);
  text-decoration: none;
  background-image: linear-gradient(to bottom, transparent 92%, var(--color-accent) 92%, var(--color-accent) 96%, transparent 96%);
  transition: color 0.2s var(--ease), background-image 0.2s var(--ease);
}
a:hover {
  color: var(--color-ink);
  background-image: linear-gradient(to bottom, transparent 92%, var(--color-ink) 92%, var(--color-ink) 96%, transparent 96%);
}

blockquote {
  border-left: 2px solid var(--color-accent);
  padding-left: var(--space-md);
  margin: var(--space-lg) 0;
  font-style: italic;
  color: var(--color-ink-soft);
}

code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--color-bg-soft);
  padding: 0.15em 0.4em;
  border-radius: 3px;
}
pre {
  background: var(--color-bg-soft);
  padding: var(--space-md);
  border-radius: 4px;
  overflow-x: auto;
  font-size: 0.85rem;
}
pre code { background: none; padding: 0; }

::selection { background: var(--color-accent); color: var(--color-bg); }

/* -----------  HEADER  ----------- */
.site-header {
  position: relative;
  padding: var(--space-lg) 0 var(--space-md);
  border-bottom: 1px solid var(--color-rule);
  margin-bottom: var(--space-xl);
}

/* Decoração noturna: estrelas + lua */
.header-deco {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 80px;
  pointer-events: none;
  display: var(--deco-night-display);
}
.header-deco__stars {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.header-deco__moon {
  position: absolute;
  top: 12px;
  right: 4%;
  width: 56px;
  height: 56px;
}

/* Animação sutil de brilho das estrelas */
@keyframes star-twinkle {
  0%, 100% { opacity: 0.35; }
  50%      { opacity: 1; }
}
.star-tw-a { animation: star-twinkle 3.2s ease-in-out infinite; }
.star-tw-b { animation: star-twinkle 4.1s ease-in-out infinite 0.7s; }
.star-tw-c { animation: star-twinkle 3.6s ease-in-out infinite 1.4s; }

.header-wrap {
  position: relative;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

/* Logo: nome + kanji */
.site-title {
  display: inline-flex;
  flex-direction: column;
  background: none !important;
  color: var(--color-ink) !important;
  text-decoration: none;
  line-height: 1;
}
.site-title__name {
  font-family: var(--font-display);
  font-size: 1.65rem;
  font-weight: 500;
  font-style: italic;
  letter-spacing: -0.005em;
  color: var(--color-ink);
}
.site-title__kanji {
  font-family: 'Noto Serif JP', serif;
  font-size: 0.95rem;
  font-weight: 400;
  letter-spacing: 0.4em;
  margin-top: var(--space-sm);
  color: var(--color-accent);
  opacity: 0.85;
}

.site-header__right {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding-top: 0.5rem;
  flex-wrap: wrap;
}

.site-nav {
  display: flex;
  gap: var(--space-md);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: lowercase;
  letter-spacing: 0.04em;
}
.site-nav a {
  color: var(--color-ink-soft);
  background: none;
  position: relative;
  padding-bottom: 2px;
}
.site-nav a:hover {
  color: var(--color-accent);
  background: none;
}
.site-nav a::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s var(--ease);
}
.site-nav a:hover::after { transform: scaleX(1); }

/* Switcher de idioma */
.lang-switcher {
  display: flex;
  align-items: baseline;
  gap: var(--space-xs);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  padding-left: var(--space-md);
  border-left: 1px solid var(--color-rule);
}
.lang-switcher a,
.lang-switcher__current,
.lang-switcher__unavailable {
  text-decoration: none;
  background: none;
  padding: 0 0.15em;
}
.lang-switcher a {
  color: var(--color-ink-soft);
}
.lang-switcher a:hover {
  color: var(--color-accent);
  background: none;
}
.lang-switcher__current {
  color: var(--color-accent);
  font-weight: 500;
}
.lang-switcher__unavailable {
  color: var(--color-rule);
  cursor: not-allowed;
}
.lang-switcher__sep {
  color: var(--color-rule);
}

/* Botão de toggle de tema */
.theme-toggle {
  background: none;
  border: 0;
  padding: 6px;
  margin-left: var(--space-xs);
  cursor: pointer;
  color: var(--color-ink);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: color 0.2s var(--ease), background-color 0.2s var(--ease), transform 0.4s var(--ease);
}
.theme-toggle:hover {
  color: var(--color-accent);
  background: var(--color-bg-soft);
  transform: rotate(15deg);
}
.theme-toggle__sun,
.theme-toggle__moon {
  display: none;
}
[data-theme="night"] .theme-toggle__sun { display: block; }
[data-theme="day"]   .theme-toggle__moon { display: block; }

@media (max-width: 720px) {
  .header-wrap { flex-direction: column; gap: var(--space-sm); align-items: flex-start; }
  .site-header__right { gap: var(--space-md); width: 100%; justify-content: space-between; padding-top: var(--space-md); }
  .site-nav { gap: var(--space-md); flex-wrap: wrap; }
  .lang-switcher { padding-left: 0; border-left: none; }
  .header-deco__moon { width: 42px; height: 42px; right: 6%; top: 8px; }
}

/* -----------  HERO DA HOME  ----------- */
.home-hero {
  padding: var(--space-lg) 0 var(--space-xl);
  border-bottom: 1px solid var(--color-rule);
  margin-bottom: var(--space-xl);
}
.home-hero__kicker {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin: 0 0 var(--space-sm);
}
.home-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 400;
  line-height: 1.08;
  margin: 0 0 var(--space-md);
  letter-spacing: -0.01em;
  color: var(--color-ink);
}
.home-hero__title em {
  font-style: italic;
  color: var(--color-accent-2);
}
.home-hero__intro {
  font-size: 1.15rem;
  color: var(--color-ink-soft);
  max-width: 580px;
  margin: 0;
}

/* -----------  LISTA DE POSTS  ----------- */
.post-list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-xxl);
}
.post-list__section-title {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin: 0 0 var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--color-rule);
}
.post-item {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: var(--space-lg);
  padding: var(--space-md) 0;
  border-bottom: 1px dashed var(--color-rule);
  align-items: baseline;
}
.post-item:last-child { border-bottom: none; }
.post-item__date {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-muted);
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.post-item__title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 500;
  line-height: 1.25;
  margin: 0;
}
.post-item__title a {
  color: var(--color-ink);
  background: none;
}
.post-item__title a:hover {
  color: var(--color-accent);
  background: none;
}
.post-item__excerpt {
  margin: var(--space-xs) 0 0;
  color: var(--color-ink-soft);
  font-size: 0.95rem;
}
.post-item__tags {
  margin-top: var(--space-xs);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
@media (max-width: 600px) {
  .post-item { grid-template-columns: 1fr; gap: var(--space-xs); }
  .post-item__date { font-size: 0.72rem; }
}

/* -----------  POST INDIVIDUAL  ----------- */
.post-header {
  margin: var(--space-lg) auto var(--space-xl);
  text-align: left;
}
.post-kicker {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin: 0 0 var(--space-sm);
}
.post-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin: 0 0 var(--space-sm);
  color: var(--color-ink);
}
.post-subtitle {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--color-ink-soft);
  margin: 0 0 var(--space-md);
  line-height: 1.3;
}
.post-meta {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0;
  padding-top: var(--space-sm);
  border-top: 1px solid var(--color-rule);
}
.post-meta__sep { margin: 0 var(--space-sm); }
.post-tag::before { content: '#'; color: var(--color-accent); }
.post-tag + .post-tag::before { content: '  #'; }

.post-content {
  font-size: 1.08rem;
  line-height: 1.7;
}
.post-content > p:first-of-type::first-letter {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 3.4rem;
  line-height: 0.85;
  float: left;
  padding: 0.3rem 0.7rem 0 0;
  color: var(--color-dropcap);
}
.post-content h2 {
  margin-top: var(--space-xl);
  font-family: var(--font-display);
  font-size: 1.7rem;
  font-weight: 600;
}
.post-content h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-style: italic;
  font-weight: 500;
  color: var(--color-ink-soft);
}
.post-content em {
  color: var(--color-accent-2);
}
.post-content img {
  margin: var(--space-lg) 0;
  border-radius: 2px;
  box-shadow: 0 12px 40px -16px rgba(0, 0, 0, 0.35);
}
.post-content figure { margin: var(--space-lg) 0; }
.post-content figcaption {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-muted);
  text-align: center;
  margin-top: var(--space-xs);
  letter-spacing: 0.02em;
}

.post-footer { margin-top: var(--space-xxl); }
.ornament {
  border: none;
  text-align: center;
  margin: var(--space-xl) 0;
  position: relative;
  height: 1px;
}
.ornament::before {
  content: '✻';
  position: absolute;
  top: -0.7em;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-bg);
  padding: 0 var(--space-md);
  color: var(--color-accent);
  font-size: 1rem;
}
.post-footer__back {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-align: center;
  margin: var(--space-lg) 0;
}

/* -----------  PÁGINAS GENÉRICAS  ----------- */
.page-content {
  max-width: var(--wrap-narrow-width);
  margin: 0 auto;
  padding: var(--space-md) var(--space-md) var(--space-xl);
}
.page-content h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 500;
  margin-bottom: var(--space-lg);
  letter-spacing: -0.01em;
}
.page-content h1 em {
  font-style: italic;
  color: var(--color-accent-2);
}

/* -----------  FOOTER  ----------- */
.site-footer {
  position: relative;
  margin-top: var(--space-xxl);
  padding: var(--space-lg) 0 var(--space-xl);
  border-top: 1px solid var(--color-rule);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-muted);
}

.footer-deco {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 32px;
  pointer-events: none;
  display: var(--deco-night-display);
}
.footer-deco__stars {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.footer-wrap {
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
  padding-top: var(--space-md);
}
.footer-mark {
  color: var(--color-accent);
  margin-right: var(--space-xs);
}
.site-footer a {
  color: var(--color-muted);
  background: none;
}
.site-footer a:hover {
  color: var(--color-accent);
  background: none;
}
.footer-sep { margin: 0 var(--space-sm); }

/* -----------  PROJETOS  ----------- */
.project-list {
  list-style: none;
  padding: 0;
  display: grid;
  gap: var(--space-lg);
}
.project-card {
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-rule);
}
.project-card__status {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: var(--space-xs);
}
.project-card__title {
  font-family: var(--font-display);
  font-size: 1.7rem;
  font-style: italic;
  font-weight: 500;
  margin: 0 0 var(--space-xs);
}
.project-card__description {
  color: var(--color-ink-soft);
  margin: 0;
}

/* -----------  TIPOGRAFIA EM JAPONÊS  ----------- */
.lang-ja {
  font-family: 'Noto Serif JP', 'Newsreader', 'Hiragino Mincho ProN', 'Yu Mincho', serif;
  word-break: keep-all;
  overflow-wrap: break-word;
  line-break: strict;
}
.lang-ja h1,
.lang-ja h2,
.lang-ja h3,
.lang-ja .post-title,
.lang-ja .home-hero__title,
.lang-ja .post-subtitle,
.lang-ja .project-card__title {
  font-family: 'Noto Serif JP', 'Cormorant Garamond', serif;
  letter-spacing: 0;
  font-style: normal !important;
}
.lang-ja .home-hero__title {
  font-size: clamp(1.8rem, 3.6vw, 2.8rem);
  line-height: 1.4;
  font-weight: 500;
}
.lang-ja .home-hero__title em {
  font-style: normal;
  color: var(--color-accent-2);
  font-weight: 600;
}
.lang-ja .post-title {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  line-height: 1.4;
  font-weight: 600;
}
.lang-ja .page-content h1 em,
.lang-ja .post-title em {
  font-style: normal;
  color: var(--color-accent-2);
}
.lang-ja .post-content > p:first-of-type::first-letter {
  font-size: inherit;
  float: none;
  padding: 0;
  color: inherit;
  font-weight: inherit;
}
/* O nome "Pedro Stanley" continua em latin mesmo na página JP */
.lang-ja .site-title__name {
  font-family: var(--font-display);
}