/* ============================================================
   CM COMPONENTS — Shared Component System
   cesarmachado.com · 2026
   ============================================================ */

/* ---------- DESIGN TOKENS ---------- */
:root {
  --cm-bg: #0A0A0B;
  --cm-text: #F5F5F0;
  --cm-gold: #D4A574;
  --cm-gold-rgb: 212,165,116;
  --cm-muted: rgba(245,245,240,0.7);
  --cm-muted-2: rgba(245,245,240,0.6);
  --cm-muted-3: rgba(245,245,240,0.44);
  --cm-line: rgba(245,245,240,0.14);
  --cm-serif: 'Newsreader', Georgia, serif;
  --cm-sans: 'Hanken Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --cm-mono: 'IBM Plex Mono', monospace;
  --cm-max: 1180px;
  --cm-gutter: clamp(20px, 5vw, 72px);
  --cm-ease: cubic-bezier(0.16, 1, 0.3, 1);
  --cm-header-h: 64px;
}

/* ---------- HEADER ---------- */
.cm-header {
  position: sticky;
  top: 0;
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: 100%;
  height: var(--cm-header-h);
  padding: 0 max(22px, calc((100vw - 1160px) / 2));
  border-bottom: 1px solid rgba(var(--cm-gold-rgb), 0.15);
  background: rgba(10, 10, 11, 0.85);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  color: var(--cm-text);
  font-family: var(--cm-sans);
  transition: transform 320ms var(--cm-ease);
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.28);
}

.cm-header.is-hidden {
  transform: translateY(-100%);
}

.cm-header a {
  text-decoration: none;
}

/* Brand */
.cm-header__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--cm-text);
  font-weight: 800;
  letter-spacing: 0.01em;
  white-space: nowrap;
}

.cm-header__mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid rgba(var(--cm-gold-rgb), 0.48);
  background: rgba(var(--cm-gold-rgb), 0.13);
  color: var(--cm-gold);
  font: 800 12px var(--cm-mono);
  box-shadow: 0 0 24px rgba(var(--cm-gold-rgb), 0.15);
  flex-shrink: 0;
}

.cm-header__name {
  font-size: 15px;
}

/* Desktop Nav */
.cm-header__nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.cm-header__nav a {
  padding: 10px 11px;
  border-radius: 999px;
  color: rgba(245, 245, 240, 0.64);
  font-size: 13px;
  font-weight: 750;
  transition: color 180ms var(--cm-ease), background 180ms var(--cm-ease);
}

.cm-header__nav a:hover,
.cm-header__nav a:focus-visible {
  color: #0A0A0B;
  background: var(--cm-gold);
  outline: none;
}

.cm-header__nav a.is-active {
  color: var(--cm-gold);
  background: rgba(var(--cm-gold-rgb), 0.12);
}

/* CTA Button */
.cm-header__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 11px 15px;
  background: var(--cm-gold);
  color: #0A0A0B;
  font-size: 13px;
  font-weight: 900;
  font-family: var(--cm-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  box-shadow: 0 14px 38px rgba(var(--cm-gold-rgb), 0.17);
  transition: transform 200ms var(--cm-ease), box-shadow 200ms var(--cm-ease);
  white-space: nowrap;
}

.cm-header__cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 46px rgba(var(--cm-gold-rgb), 0.25);
}

/* Mobile Toggle */
.cm-header__toggle {
  display: none;
  width: 44px;
  height: 40px;
  border: 1px solid rgba(245, 245, 240, 0.15);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.035);
  color: var(--cm-text);
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}

.cm-header__toggle span {
  display: block;
  width: 19px;
  height: 2px;
  border-radius: 2px;
  background: var(--cm-gold);
  transition: transform 220ms var(--cm-ease), opacity 220ms var(--cm-ease);
}

.cm-header__toggle.is-active span:first-child {
  transform: rotate(45deg) translate(2px, 2px);
}

.cm-header__toggle.is-active span:nth-child(2) {
  opacity: 0;
}

.cm-header__toggle.is-active span:last-child {
  transform: rotate(-45deg) translate(2px, -2px);
}

/* Mobile Menu */
.cm-header__mobile {
  display: none;
  position: absolute;
  left: 18px;
  right: 18px;
  top: calc(100% + 8px);
  padding: 12px;
  border: 1px solid rgba(245, 245, 240, 0.12);
  border-radius: 18px;
  background: #0D0D10;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5);
  opacity: 0;
  transform: translateY(-10px);
  transition: opacity 280ms var(--cm-ease), transform 280ms var(--cm-ease);
  z-index: 100;
}

.cm-header__mobile.is-open {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

.cm-header__mobile a {
  display: block;
  padding: 13px 14px;
  border-radius: 12px;
  color: var(--cm-text);
  font-weight: 800;
  font-size: 15px;
  transition: background 180ms var(--cm-ease), color 180ms var(--cm-ease);
}

.cm-header__mobile a:hover,
.cm-header__mobile a.is-active {
  background: rgba(var(--cm-gold-rgb), 0.1);
  color: var(--cm-gold);
}

/* ---------- FOOTER ---------- */
.cm-footer {
  position: relative;
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr) 230px;
  gap: 44px;
  padding: 88px max(24px, calc((100vw - 1120px) / 2));
  border-top: 1px solid rgba(var(--cm-gold-rgb), 0.14);
  background: radial-gradient(circle at 16% 30%, rgba(var(--cm-gold-rgb), 0.09), transparent 28%), #080809;
  color: var(--cm-text);
  overflow: clip;
  font-family: var(--cm-sans);
}

.cm-footer a {
  text-decoration: none;
}

/* Cube visual */
.cm-footer__visual {
  position: relative;
  height: 250px;
  border: 1px solid rgba(245, 245, 240, 0.12);
  border-radius: 24px;
  background: linear-gradient(145deg, rgba(245, 245, 240, 0.065), rgba(245, 245, 240, 0.025));
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.28);
  transform-style: preserve-3d;
  transition: transform 220ms var(--cm-ease);
}

.cm-footer__cube {
  position: absolute;
  width: 76px;
  height: 76px;
  border: 1px solid rgba(var(--cm-gold-rgb), 0.42);
  background: rgba(var(--cm-gold-rgb), 0.08);
  box-shadow: 0 28px 58px rgba(0, 0, 0, 0.34);
  transform: rotateX(58deg) rotateZ(42deg);
  animation: cmCubeFloat 5s ease-in-out infinite;
}

.cm-footer__cube:nth-child(1) { left: 54px; top: 52px; }
.cm-footer__cube:nth-child(2) { left: 134px; top: 92px; animation-delay: -1.2s; }
.cm-footer__cube:nth-child(3) { left: 86px; top: 145px; animation-delay: -2.4s; }

.cm-footer__visual strong,
.cm-footer__visual em,
.cm-footer__visual small {
  position: absolute;
  color: var(--cm-gold);
  font: 800 12px var(--cm-mono);
  text-transform: uppercase;
}

.cm-footer__visual strong { left: 38px; bottom: 36px; }
.cm-footer__visual em { right: 40px; top: 40px; }
.cm-footer__visual small { right: 36px; bottom: 42px; }

@keyframes cmCubeFloat {
  0%, 100% { translate: 0 0; }
  50% { translate: 0 -12px; }
}

/* Footer copy */
.cm-footer__eyebrow {
  display: block;
  color: var(--cm-gold);
  font: 800 11px/1 var(--cm-mono);
  letter-spacing: 2px;
  text-transform: uppercase;
}

.cm-footer__copy h2 {
  margin: 10px 0 0;
  font-family: var(--cm-serif);
  font-size: clamp(31px, 4vw, 48px);
  font-weight: 500;
  line-height: 1.04;
  letter-spacing: -0.04em;
  color: var(--cm-text);
}

.cm-footer__copy p {
  max-width: 650px;
  color: rgba(245, 245, 240, 0.66);
  font: 500 16px/1.7 var(--cm-sans);
  margin-top: 12px;
}

/* Footer CTAs */
.cm-footer__actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.cm-footer__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 13px 18px;
  font: 900 14px var(--cm-sans);
  transition: transform 200ms var(--cm-ease), box-shadow 200ms var(--cm-ease);
}

.cm-footer__btn--primary {
  background: var(--cm-gold);
  color: #0A0A0B;
  box-shadow: 0 14px 38px rgba(var(--cm-gold-rgb), 0.17);
}

.cm-footer__btn--primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 46px rgba(var(--cm-gold-rgb), 0.25);
}

.cm-footer__btn--ghost {
  border: 1px solid rgba(245, 245, 240, 0.18);
  color: var(--cm-text);
  background: rgba(255, 255, 255, 0.03);
}

.cm-footer__btn--ghost:hover {
  border-color: var(--cm-gold);
  color: var(--cm-gold);
}

/* Footer nav */
.cm-footer__nav {
  display: grid;
  gap: 12px;
  align-content: start;
}

.cm-footer__nav a {
  color: rgba(245, 245, 240, 0.70);
  font: 800 14px var(--cm-sans);
  transition: color 180ms var(--cm-ease);
}

.cm-footer__nav a:hover,
.cm-footer__nav a:focus-visible {
  color: var(--cm-gold);
  outline: none;
}

/* Footer copyright */
.cm-footer__copyright {
  grid-column: 1 / -1;
  padding-top: 32px;
  border-top: 1px solid rgba(var(--cm-gold-rgb), 0.1);
  color: var(--cm-muted-3);
  font-size: 13px;
  text-align: center;
}

/* ---------- EXIT POPUP ---------- */
.cm-exit-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 300ms var(--cm-ease);
}

.cm-exit-overlay.is-visible {
  opacity: 1;
  pointer-events: all;
}

.cm-exit-card {
  position: relative;
  max-width: 480px;
  width: calc(100% - 48px);
  padding: 48px 40px;
  border: 1px solid rgba(var(--cm-gold-rgb), 0.22);
  border-radius: 24px;
  background: linear-gradient(165deg, #14120f, #0a0a0b);
  box-shadow: 0 48px 100px rgba(0, 0, 0, 0.56), 0 0 60px rgba(var(--cm-gold-rgb), 0.08);
  text-align: center;
  transform: translateY(20px) scale(0.96);
  transition: transform 400ms var(--cm-ease);
  font-family: var(--cm-sans);
}

.cm-exit-overlay.is-visible .cm-exit-card {
  transform: translateY(0) scale(1);
}

.cm-exit-card__close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(245, 245, 240, 0.12);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--cm-muted-3);
  font-size: 18px;
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: color 180ms var(--cm-ease), border-color 180ms var(--cm-ease);
}

.cm-exit-card__close:hover {
  color: var(--cm-text);
  border-color: rgba(245, 245, 240, 0.3);
}

.cm-exit-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid rgba(var(--cm-gold-rgb), 0.36);
  background: rgba(var(--cm-gold-rgb), 0.1);
  margin-bottom: 20px;
}

.cm-exit-card__icon svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: var(--cm-gold);
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.cm-exit-card h3 {
  margin: 0 0 12px;
  font-family: var(--cm-serif);
  font-size: 28px;
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--cm-text);
}

.cm-exit-card p {
  margin: 0 0 28px;
  color: var(--cm-muted);
  font-size: 16px;
  line-height: 1.6;
}

.cm-exit-card__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 999px;
  background: var(--cm-gold);
  color: #0A0A0B;
  font-weight: 900;
  font-size: 14px;
  font-family: var(--cm-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  box-shadow: 0 14px 38px rgba(var(--cm-gold-rgb), 0.17);
  transition: transform 200ms var(--cm-ease), box-shadow 200ms var(--cm-ease);
}

.cm-exit-card__cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 46px rgba(var(--cm-gold-rgb), 0.25);
}

/* ---------- SCROLL ANIMATIONS ---------- */
[data-cm-animate] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms var(--cm-ease), transform 700ms var(--cm-ease);
}

[data-cm-animate].is-visible {
  opacity: 1;
  transform: translateY(0);
}

[data-cm-animate="fade-up"] {
  transform: translateY(24px);
}

[data-cm-animate="fade-in"] {
  transform: none;
}

[data-cm-animate="scale-in"] {
  transform: scale(0.92);
}

[data-cm-animate="scale-in"].is-visible {
  transform: scale(1);
}

/* Stagger children */
[data-cm-animate-stagger] > * {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 600ms var(--cm-ease), transform 600ms var(--cm-ease);
}

[data-cm-animate-stagger].is-visible > *:nth-child(1) { opacity: 1; transform: translateY(0); transition-delay: 80ms; }
[data-cm-animate-stagger].is-visible > *:nth-child(2) { opacity: 1; transform: translateY(0); transition-delay: 160ms; }
[data-cm-animate-stagger].is-visible > *:nth-child(3) { opacity: 1; transform: translateY(0); transition-delay: 240ms; }
[data-cm-animate-stagger].is-visible > *:nth-child(4) { opacity: 1; transform: translateY(0); transition-delay: 320ms; }
[data-cm-animate-stagger].is-visible > *:nth-child(5) { opacity: 1; transform: translateY(0); transition-delay: 400ms; }
[data-cm-animate-stagger].is-visible > *:nth-child(6) { opacity: 1; transform: translateY(0); transition-delay: 480ms; }
[data-cm-animate-stagger].is-visible > *:nth-child(7) { opacity: 1; transform: translateY(0); transition-delay: 560ms; }
[data-cm-animate-stagger].is-visible > *:nth-child(8) { opacity: 1; transform: translateY(0); transition-delay: 640ms; }
[data-cm-animate-stagger].is-visible > *:nth-child(9) { opacity: 1; transform: translateY(0); transition-delay: 720ms; }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1040px) {
  .cm-header__nav,
  .cm-header__cta {
    display: none;
  }

  .cm-header__toggle {
    display: flex;
  }

  .cm-footer {
    grid-template-columns: 1fr;
  }

  .cm-footer__visual {
    max-width: 340px;
  }
}

@media (max-width: 560px) {
  .cm-header {
    padding: 12px 16px;
  }

  .cm-header__name {
    font-size: 14px;
  }

  .cm-footer {
    padding: 72px 22px;
  }

  .cm-footer__copy h2 {
    font-size: 34px;
  }

  .cm-footer__actions {
    display: grid;
  }

  .cm-footer__btn {
    width: 100%;
  }

  .cm-exit-card {
    padding: 36px 28px;
  }

  .cm-exit-card h3 {
    font-size: 24px;
  }
}

/* ---------- REDUCED MOTION ---------- */
@media (prefers-reduced-motion: reduce) {
  [data-cm-animate],
  [data-cm-animate] > * {
    transition-duration: 1ms !important;
    transform: none !important;
    opacity: 1 !important;
  }

  .cm-header {
    transition: none !important;
  }

  .cm-footer__cube {
    animation: none !important;
  }

  .cm-exit-overlay,
  .cm-exit-card {
    transition: none !important;
  }

  .cm-header__toggle span {
    transition: none !important;
  }
}