/* ============================================================
   COMPONENTS.CSS — Header, Footer, Cards, Botões, Forms
   Visões de Riqueza — Blog de Finanças Pessoais
   ============================================================ */

/* ============================================================
   HEADER
   ============================================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-h);
  z-index: 1000;
  transition: background var(--t-normal), box-shadow var(--t-normal), border-color var(--t-normal);
  border-bottom: 1px solid transparent;
}

.header--scrolled {
  background: rgba(248, 250, 252, 0.96);
  backdrop-filter: blur(16px) saturate(1.5);
  -webkit-backdrop-filter: blur(16px) saturate(1.5);
  border-bottom-color: var(--clr-border);
  box-shadow: var(--shadow-md);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--sp-8);
}

/* --- Logo --- */
.header__logo {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  text-decoration: none;
  flex-shrink: 0;
}

.header__logo-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background: var(--clr-gold);
  border-radius: var(--r-md);
  font-family: var(--ff-serif);
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--clr-text-dark);
  flex-shrink: 0;
  transition: transform var(--t-spring), box-shadow var(--t-normal);
}

.header__logo:hover .header__logo-mark {
  transform: scale(1.05) rotate(-3deg);
  box-shadow: var(--shadow-gold);
}

.header__logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.header__logo-name {
  font-family: var(--ff-serif);
  font-size: var(--fs-xl);
  font-weight: 700;
  color: var(--clr-text);
  letter-spacing: -0.01em;
}

.header__logo-tagline {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-gold);
  opacity: 0.85;
}

/* --- Navegação Desktop --- */
.header__nav {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
}

.header__nav-link {
  position: relative;
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--clr-text-2);
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--r-md);
  transition: color var(--t-fast), background var(--t-fast);
  letter-spacing: 0.01em;
}

.header__nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: calc(100% - 24px);
  height: 1.5px;
  background: var(--clr-gold);
  border-radius: var(--r-full);
  transition: transform var(--t-normal);
  transform-origin: center;
}

.header__nav-link:hover {
  color: var(--clr-text);
  background: var(--clr-bg-card);
}

.header__nav-link:hover::after,
.header__nav-link--active::after {
  transform: translateX(-50%) scaleX(1);
}

.header__nav-link--active {
  color: var(--clr-gold);
}

.header__nav-cta {
  margin-left: var(--sp-4);
  padding: var(--sp-2) var(--sp-5);
  background: var(--clr-gold);
  color: var(--clr-text-dark);
  border-radius: var(--r-full);
  font-size: var(--fs-sm);
  font-weight: 600;
  transition: background var(--t-fast), transform var(--t-spring), box-shadow var(--t-fast);
}

.header__nav-cta:hover {
  background: var(--clr-gold-light);
  transform: translateY(-1px);
  box-shadow: var(--shadow-gold);
  color: var(--clr-text-dark);
}

.header__nav-cta::after {
  display: none;
}

/* --- Menu Hamburguer --- */
.header__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  gap: 5px;
  border-radius: var(--r-md);
  transition: background var(--t-fast);
  background: none;
}

.header__hamburger:hover {
  background: var(--clr-bg-card);
}

.header__hamburger-bar {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--clr-text);
  border-radius: var(--r-full);
  transition: transform var(--t-normal), opacity var(--t-normal), width var(--t-normal);
  transform-origin: center;
}

/* Animação para X */
.header__hamburger[aria-expanded="true"] .header__hamburger-bar:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}
.header__hamburger[aria-expanded="true"] .header__hamburger-bar:nth-child(2) {
  opacity: 0;
  width: 0;
}
.header__hamburger[aria-expanded="true"] .header__hamburger-bar:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* ============================================================
   HEADER MOBILE
   ============================================================ */
@media (max-width: 767px) {
  .header__hamburger {
    display: flex;
  }

  .header__logo-tagline {
    display: none;
  }

  .header__nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(248, 250, 252, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    padding: var(--sp-6) var(--sp-6);
    gap: var(--sp-2);
    transform: translateX(100%);
    transition: transform var(--t-slow);
    overflow-y: auto;
  }

  .header__nav--open {
    transform: translateX(0);
  }

  .header__nav-link {
    width: 100%;
    font-size: var(--fs-lg);
    padding: var(--sp-4) var(--sp-5);
    border-radius: var(--r-lg);
  }

  .header__nav-link::after {
    display: none;
  }

  .header__nav-cta {
    margin-left: 0;
    width: 100%;
    text-align: center;
    padding: var(--sp-4);
    margin-top: var(--sp-4);
    border-radius: var(--r-lg);
    font-size: var(--fs-base);
  }
}

/* Impede scroll ao abrir menu */
body.menu-open {
  overflow: hidden;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--clr-bg-2);
  border-top: 1px solid var(--clr-border);
  padding-top: var(--sp-16);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--sp-10);
  padding-bottom: var(--sp-12);
  border-bottom: 1px solid var(--clr-border);
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

.footer__logo-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--clr-gold);
  border-radius: var(--r-md);
  font-family: var(--ff-serif);
  font-size: var(--fs-base);
  font-weight: 700;
  color: var(--clr-text-dark);
}

.footer__logo-name {
  font-family: var(--ff-serif);
  font-size: var(--fs-xl);
  font-weight: 700;
  color: var(--clr-text);
}

.footer__desc {
  font-size: var(--fs-sm);
  color: var(--clr-text-muted);
  line-height: 1.7;
  max-width: 260px;
}

.footer__social {
  display: flex;
  gap: var(--sp-3);
  margin-top: var(--sp-2);
}

.footer__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-md);
  font-size: var(--fs-sm);
  color: var(--clr-text-2);
  transition: background var(--t-fast), color var(--t-fast), border-color var(--t-fast);
}

.footer__social-link:hover {
  background: var(--clr-gold-muted);
  border-color: var(--clr-gold-border);
  color: var(--clr-gold);
}

.footer__col-title {
  font-family: var(--ff-sans);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-gold);
  margin-bottom: var(--sp-5);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.footer__link {
  font-size: var(--fs-sm);
  color: var(--clr-text-muted);
  transition: color var(--t-fast);
}

.footer__link:hover {
  color: var(--clr-text);
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--sp-6);
  gap: var(--sp-4);
  flex-wrap: wrap;
}

.footer__copyright {
  font-size: var(--fs-xs);
  color: var(--clr-text-muted);
}

.footer__legal {
  display: flex;
  gap: var(--sp-6);
}

.footer__legal-link {
  font-size: var(--fs-xs);
  color: var(--clr-text-muted);
  transition: color var(--t-fast);
}

.footer__legal-link:hover {
  color: var(--clr-gold);
}

@media (max-width: 1023px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-8);
  }
  .footer__brand {
    grid-column: 1 / -1;
  }
  .footer__desc { max-width: 100%; }
}

@media (max-width: 480px) {
  .footer__grid {
    grid-template-columns: 1fr;
  }
  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* ============================================================
   ARTICLE CARD
   ============================================================ */
.article-card {
  display: flex;
  flex-direction: column;
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-xl);
  overflow: hidden;
  transition: transform var(--t-normal), box-shadow var(--t-normal), border-color var(--t-normal);
  text-decoration: none;
  color: inherit;
}

.article-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--clr-gold-border);
}

.article-card__image {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

/* Gradiente placeholder por categoria */
.article-card__image--invest   { background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 50%, #93c5fd 100%); }
.article-card__image--poupanca { background: linear-gradient(135deg, #dcfce7 0%, #bbf7d0 50%, #86efac 100%); }
.article-card__image--mindset  { background: linear-gradient(135deg, #f3e8ff 0%, #e9d5ff 50%, #d8b4fe 100%); }
.article-card__image--plano    { background: linear-gradient(135deg, #fef9c3 0%, #fef08a 50%, #fde047 100%); }

.article-card__image-icon {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  opacity: 0.55;
  transition: opacity var(--t-normal), transform var(--t-slow);
}

.article-card:hover .article-card__image-icon {
  opacity: 0.75;
  transform: scale(1.05);
}

.article-card__badge {
  position: absolute;
  top: var(--sp-4);
  left: var(--sp-4);
}

.article-card__content {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  padding: var(--sp-6);
  flex: 1;
}

.article-card__title {
  font-family: var(--ff-serif);
  font-size: var(--fs-2xl);
  font-weight: 600;
  color: var(--clr-text);
  line-height: 1.25;
  transition: color var(--t-fast);
}

.article-card:hover .article-card__title {
  color: var(--clr-gold-light);
}

.article-card__excerpt {
  font-size: var(--fs-sm);
  color: var(--clr-text-2);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-card__meta {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  margin-top: auto;
  padding-top: var(--sp-4);
  border-top: 1px solid var(--clr-border);
  font-size: var(--fs-xs);
  color: var(--clr-text-muted);
}

.article-card__meta-author {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}

.article-card__avatar {
  width: 24px;
  height: 24px;
  border-radius: var(--r-full);
  background: var(--clr-gold-muted);
  border: 1px solid var(--clr-gold-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  color: var(--clr-gold);
  font-weight: 600;
}

.article-card__dot {
  width: 3px;
  height: 3px;
  border-radius: var(--r-full);
  background: var(--clr-text-muted);
  opacity: 0.5;
}

.article-card__read-more {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--clr-gold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: var(--sp-3);
  transition: gap var(--t-spring);
}

.article-card:hover .article-card__read-more {
  gap: var(--sp-3);
}

/* ============================================================
   BADGE (categoria)
   ============================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--sp-1) var(--sp-3);
  border-radius: var(--r-full);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.badge--invest   { background: rgba(55, 138, 221, 0.12); color: #1d4ed8; }
.badge--poupanca { background: rgba(5, 150, 105, 0.12);  color: #15803d; }
.badge--mindset  { background: rgba(124, 58, 237, 0.12); color: #7e22ce; }
.badge--plano    { background: rgba(234, 88, 12, 0.12);  color: #c2410c; }
.badge--gold     { background: var(--clr-gold-muted); color: var(--clr-gold); }

/* ============================================================
   BOTÕES
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-6);
  border-radius: var(--r-full);
  font-size: var(--fs-base);
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: all var(--t-spring);
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
}

.btn--primary {
  background: var(--clr-gold);
  color: var(--clr-text-dark);
  border: 1.5px solid var(--clr-gold);
}

.btn--primary:hover {
  background: var(--clr-gold-light);
  border-color: var(--clr-gold-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-gold);
  color: var(--clr-text-dark);
}

.btn--outline {
  background: transparent;
  color: var(--clr-text);
  border: 1.5px solid var(--clr-border-2);
}

.btn--outline:hover {
  background: var(--clr-bg-card);
  border-color: var(--clr-gold-border);
  color: var(--clr-gold-light);
  transform: translateY(-2px);
}

.btn--ghost {
  background: var(--clr-bg-card);
  color: var(--clr-text);
  border: 1px solid var(--clr-border);
}

.btn--ghost:hover {
  background: var(--clr-bg-elevated);
  border-color: var(--clr-border-2);
}

.btn--sm {
  padding: var(--sp-2) var(--sp-4);
  font-size: var(--fs-sm);
}

.btn--lg {
  padding: var(--sp-4) var(--sp-8);
  font-size: var(--fs-lg);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

.btn__arrow {
  transition: transform var(--t-spring);
}

.btn:hover .btn__arrow {
  transform: translateX(4px);
}

/* ============================================================
   FORMULÁRIOS
   ============================================================ */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.form-label {
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--clr-text);
}

.form-label--required::after {
  content: ' *';
  color: var(--clr-gold);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--sp-3) var(--sp-4);
  background: var(--clr-bg-elevated);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-lg);
  color: var(--clr-text);
  font-size: var(--fs-base);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--clr-text-muted);
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--clr-gold-border);
  box-shadow: 0 0 0 3px var(--clr-gold-muted);
  outline: none;
}

.form-textarea {
  resize: vertical;
  min-height: 140px;
  line-height: 1.65;
}

/* ============================================================
   NEWSLETTER
   ============================================================ */
.newsletter {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-2xl);
  padding: var(--sp-12) var(--sp-16);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.newsletter::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--clr-gold), transparent);
}

.newsletter__icon {
  font-size: 2.5rem;
  margin-bottom: var(--sp-4);
}

.newsletter__title {
  font-size: var(--fs-3xl);
  margin-bottom: var(--sp-3);
}

.newsletter__desc {
  font-size: var(--fs-base);
  color: var(--clr-text-2);
  max-width: 440px;
  margin-inline: auto;
  margin-bottom: var(--sp-8);
}

.newsletter__form {
  display: flex;
  gap: var(--sp-3);
  max-width: 480px;
  margin-inline: auto;
}

.newsletter__form .form-input {
  flex: 1;
}

@media (max-width: 480px) {
  .newsletter {
    padding: var(--sp-8) var(--sp-6);
  }
  .newsletter__form {
    flex-direction: column;
  }
  .newsletter__form .btn {
    width: 100%;
  }
}

/* ============================================================
   TAG / CATEGORY FILTER
   ============================================================ */
.filter {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  flex-wrap: wrap;
}

.filter__label {
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-text-muted);
  margin-right: var(--sp-2);
}

.filter__btn {
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--r-full);
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--clr-text-2);
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  transition: all var(--t-fast);
  cursor: pointer;
}

.filter__btn:hover {
  background: var(--clr-bg-elevated);
  color: var(--clr-text);
  border-color: var(--clr-border-2);
}

.filter__btn--active {
  background: var(--clr-gold-muted);
  color: var(--clr-gold);
  border-color: var(--clr-gold-border);
  font-weight: 600;
}

/* ============================================================
   SIDEBAR: ARTIGOS RECENTES
   ============================================================ */
.recent-list {
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
}

.recent-item {
  display: flex;
  gap: var(--sp-3);
  padding-bottom: var(--sp-4);
  border-bottom: 1px solid var(--clr-border);
  text-decoration: none;
  transition: opacity var(--t-fast);
}

.recent-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.recent-item:hover {
  opacity: 0.8;
}

.recent-item__thumb {
  width: 60px;
  height: 48px;
  border-radius: var(--r-md);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  opacity: 0.7;
}

.recent-item__thumb--invest   { background: linear-gradient(135deg, #dbeafe, #93c5fd); }
.recent-item__thumb--poupanca { background: linear-gradient(135deg, #dcfce7, #86efac); }
.recent-item__thumb--mindset  { background: linear-gradient(135deg, #f3e8ff, #d8b4fe); }
.recent-item__thumb--plano    { background: linear-gradient(135deg, #fef9c3, #fde047); }

.recent-item__title {
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--clr-text);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.recent-item__date {
  font-size: var(--fs-xs);
  color: var(--clr-text-muted);
  margin-top: var(--sp-1);
}

/* ============================================================
   TABLE OF CONTENTS (TOC)
   ============================================================ */
.toc__list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.toc__item {
  border-left: 2px solid var(--clr-border);
}

.toc__item--sub {
  border-left-color: transparent;
  padding-left: var(--sp-4);
}

.toc__link {
  display: block;
  padding: var(--sp-2) var(--sp-3);
  font-size: var(--fs-sm);
  color: var(--clr-text-muted);
  border-radius: var(--r-sm);
  transition: color var(--t-fast), background var(--t-fast), border-color var(--t-fast);
  line-height: 1.45;
  text-decoration: none;
}

.toc__link:hover {
  color: var(--clr-text);
  background: var(--clr-bg-elevated);
}

.toc__link--active {
  color: var(--clr-gold) !important;
}

.toc__item:has(.toc__link--active) {
  border-left-color: var(--clr-gold);
}

/* ============================================================
   PRODUCT CARD
   ============================================================ */
.product-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-2xl);
  overflow: hidden;
  transition: border-color var(--t-normal), box-shadow var(--t-normal);
}

.product-card:hover {
  border-color: var(--clr-gold-border);
  box-shadow: var(--shadow-gold);
}

.product-card__header {
  padding: var(--sp-10) var(--sp-10) var(--sp-8);
  background: linear-gradient(135deg, var(--clr-bg-elevated) 0%, var(--clr-bg-card-2) 100%);
  border-bottom: 1px solid var(--clr-border);
  display: flex;
  align-items: center;
  gap: var(--sp-5);
}

.product-card__icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--clr-gold-dark), var(--clr-gold));
  border-radius: var(--r-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  flex-shrink: 0;
}

.product-card__badge {
  display: inline-flex;
  align-items: center;
  padding: var(--sp-1) var(--sp-3);
  background: rgba(76, 175, 80, 0.15);
  color: #6FC971;
  border-radius: var(--r-full);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.product-card__title {
  font-size: var(--fs-3xl);
  margin-top: var(--sp-2);
}

.product-card__body {
  padding: var(--sp-8) var(--sp-10);
}

.product-card__desc {
  font-size: var(--fs-lg);
  color: var(--clr-text-2);
  line-height: 1.7;
  margin-bottom: var(--sp-8);
}

.product-card__features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-3);
  margin-bottom: var(--sp-8);
}

.product-card__feature {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  font-size: var(--fs-sm);
  color: var(--clr-text-2);
}

.product-card__feature-icon {
  width: 24px;
  height: 24px;
  background: var(--clr-gold-muted);
  border: 1px solid var(--clr-gold-border);
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  flex-shrink: 0;
  color: var(--clr-gold);
}

@media (max-width: 600px) {
  .product-card__features { grid-template-columns: 1fr; }
  .product-card__header,
  .product-card__body { padding-inline: var(--sp-6); }
}