/* ============================================
   PORTFOLIO A — O QUARTO DE TRABALHO
   style.css
============================================ */

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg-off: #0d0c0a;
  --bg-on: #111009;
  --ink: #e8e2d5;
  --ink-dim: rgba(232, 226, 213, 0.5);
  --ink-faint: rgba(232, 226, 213, 0.12);
  --amber: #e8a830;
  --amber-warm: #f2c060;
  --amber-glow: rgba(232, 168, 48, 0.18);
  --lamp-cone: rgba(248, 210, 120, 0.07);
  --font-serif: "Cormorant Garamond", Georgia, serif;
  --font-mono: "IBM Plex Mono", monospace;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg-off);
  color: var(--ink);
  font-family: var(--font-mono);
  font-weight: 300;
  cursor: none;
  overflow-x: hidden;
  min-height: 100vh;
}

/* ── CURSOR LANTERNA ───────────────────────────────── */
.torch {
  position: fixed;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: opacity 0.5s;
  opacity: 0;
  /* Lanterna limpa — sem rastros, gradiente radial puro */
  background: radial-gradient(
    circle,
    rgba(248, 220, 150, 0.22) 0%,
    rgba(248, 210, 120, 0.1) 30%,
    rgba(232, 168, 48, 0.04) 55%,
    transparent 72%
  );
  mix-blend-mode: screen;
}

body.lights-on .torch {
  opacity: 1;
}

/* Cursor dot */
body::after {
  content: "";
  position: fixed;
  width: 5px;
  height: 5px;
  background: var(--amber-warm);
  border-radius: 50%;
  pointer-events: none;
  z-index: 10000;
  transform: translate(-50%, -50%);
  transition:
    width 0.15s,
    height 0.15s;
  left: var(--cx, -100px);
  top: var(--cy, -100px);
  box-shadow: 0 0 6px var(--amber);
}

/* ── CORDA ─────────────────────────────────────────── */
.cord-wrap {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5000;
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: none;
}

.cord-label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-top: 0.6rem;
  margin-bottom: 0.4rem;
  opacity: 1;
  transition: opacity 0.4s;
}

body.lights-on .cord-label {
  opacity: 0;
  pointer-events: none;
}

.cord {
  display: flex;
  flex-direction: column;
  align-items: center;
  user-select: none;
}

.cord-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--ink-dim), var(--amber));
  transition: height 0.1s;
}

.cord-knob {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  cursor: none;
  transition: transform 0.15s;
}

.cord-knob:active {
  transform: translateY(8px);
}

.knob-ring {
  width: 18px;
  height: 8px;
  border: 1.5px solid var(--amber);
  border-radius: 50%;
  background: transparent;
}

.knob-ball {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 8px rgba(232, 168, 48, 0.6);
}

.cord.pulling .cord-line {
  height: 90px;
}

/* ── DARK MESSAGE ──────────────────────────────────── */
.dark-message {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  transition: opacity 0.8s;
}

.dm-inner {
  text-align: center;
  opacity: 0;
  animation: dmFade 1.2s 0.5s forwards;
}

@keyframes dmFade {
  to {
    opacity: 1;
  }
}

.dm-icon {
  display: block;
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: var(--ink-dim);
}

.dm-inner p {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-style: italic;
  color: var(--ink-dim);
  line-height: 1.7;
}

body.lights-on .dark-message {
  opacity: 0;
  pointer-events: none;
}

/* ── SITE MAIN ─────────────────────────────────────── */
.site-main {
  opacity: 0;
  transition: opacity 1s ease;
  pointer-events: none;
}

body.lights-on .site-main {
  opacity: 1;
  pointer-events: all;
}

/* ── NAV ───────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 4000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 3rem;
  opacity: 0;
  pointer-events: none;
  transition:
    opacity 0.8s 0.4s,
    background 0.4s;
  background: rgba(13, 12, 10, 0);
}

body.lights-on .nav {
  opacity: 1;
  pointer-events: all;
}

.nav.scrolled {
  background: rgba(13, 12, 10, 0.92);
  border-bottom: 1px solid var(--ink-faint);
  backdrop-filter: blur(12px);
}

.nav-logo {
  font-size: 1.2rem;
  color: var(--amber);
}

.nav ul {
  list-style: none;
  display: flex;
  gap: 2.5rem;
}

.nav a {
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-dim);
  text-decoration: none;
  transition: color 0.3s;
}

.nav a:hover {
  color: var(--amber);
}

.nav-off {
  background: none;
  border: 1px solid var(--ink-faint);
  color: var(--ink-dim);
  padding: 0.35rem 0.7rem;
  font-size: 0.85rem;
  cursor: none;
  border-radius: 2px;
  transition:
    border-color 0.3s,
    color 0.3s;
}

.nav-off:hover {
  border-color: var(--amber);
  color: var(--amber);
}

/* ── LAMP FIXTURES ─────────────────────────────────── */
/* Abajur decorativo suspenso */
.lamp-fixture {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  z-index: 10;
  pointer-events: none;
}

.lamp-arm {
  width: 2px;
  height: 80px;
  background: linear-gradient(
    to bottom,
    var(--ink-faint),
    rgba(232, 168, 48, 0.3)
  );
}

.lamp-shade {
  width: 0;
  height: 0;
  border-left: 45px solid transparent;
  border-right: 45px solid transparent;
  border-bottom: 60px solid rgba(232, 168, 48, 0.12);
  filter: drop-shadow(0 2px 8px rgba(232, 168, 48, 0.15));
}

.lamp-cone {
  position: absolute;
  top: 140px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;

  border-left: 300px solid transparent;
  border-right: 300px solid transparent;
  border-bottom: 500px solid var(--lamp-cone);
  filter: blur(40px);
  pointer-events: none;
}

.lamp-bulb {
  position: absolute;
  top: 134px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--amber-warm);
  box-shadow:
    0 0 20px 8px rgba(242, 192, 96, 0.5),
    0 0 40px 20px rgba(232, 168, 48, 0.2);
  animation: bulbFlicker 6s ease-in-out infinite;
}

@keyframes bulbFlicker {
  0%,
  100% {
    opacity: 1;
    box-shadow:
      0 0 20px 8px rgba(242, 192, 96, 0.5),
      0 0 40px 20px rgba(232, 168, 48, 0.2);
  }
  92% {
    opacity: 1;
  }
  93% {
    opacity: 0.85;
    box-shadow: 0 0 12px 4px rgba(242, 192, 96, 0.3);
  }
  94% {
    opacity: 1;
  }
  96% {
    opacity: 0.9;
  }
  97% {
    opacity: 1;
  }
}

/* Abajurs de seção menores */
.section-lamp {
  position: absolute;
  top: 0;
  left: 6rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  pointer-events: none;
}

.section-lamp.right-lamp {
  left: auto;
  right: 6rem;
}
.section-lamp.center-lamp {
  left: 50%;
  transform: translateX(-50%);
}

.sl-arm {
  width: 1px;
  height: 50px;
  background: linear-gradient(
    to bottom,
    var(--ink-faint),
    rgba(232, 168, 48, 0.25)
  );
}

.sl-shade {
  width: 0;
  height: 0;
  border-left: 28px solid transparent;
  border-right: 28px solid transparent;
  border-bottom: 36px solid rgba(232, 168, 48, 0.1);
  position: relative;
}

.sl-cone {
  position: absolute;
  top: 86px;
  left: 25px;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 160px solid transparent;
  border-right: 160px solid transparent;
  border-bottom: 280px solid rgba(248, 210, 120, 0.04);
  filter: blur(25px);
  pointer-events: none;
}

/* ── HERO ──────────────────────────────────────────── */
.hero-section {
  min-height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  padding: 0 6rem;
  overflow: hidden;
  border-bottom: 1px solid var(--ink-faint);
}

.hero-lamp {
  left: 50%;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-top: 6rem;
}

.pre-title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 1.8rem;
}

h1 {
  font-family: var(--font-serif);
  font-size: clamp(4rem, 8vw, 8rem);
  font-weight: 300;
  line-height: 0.95;
  color: var(--ink);
  margin-bottom: 2.5rem;
}

h1 em {
  font-style: italic;
  color: var(--amber-warm);
  display: block;
  font-weight: 300;
}

.hero-sub {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-bottom: 3rem;
}

.cta-link {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--amber);
  text-decoration: none;
  letter-spacing: 0.1em;
  border-bottom: 1px solid rgba(232, 168, 48, 0.3);
  padding-bottom: 2px;
  transition: border-color 0.3s;
}
.cta-link:hover {
  border-color: var(--amber);
}

/* ── CONTENT SECTIONS ──────────────────────────────── */
.content-section {
  position: relative;
  padding: 8rem 6rem;
  border-bottom: 1px solid var(--ink-faint);
  overflow: hidden;
}

.dark-section {
  background: rgba(0, 0, 0, 0.3);
}

.sec-num {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--amber);
  display: block;
  margin-bottom: 1rem;
}

h2 {
  display: inline-block;
  transition: transform 0.3s ease;
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 300;
  line-height: 1.1;
  color: var(--ink);
  margin-bottom: 3rem;
}

h2 em {
  font-style: italic;
  color: var(--amber-warm);
}

.sec-inner {
  position: relative;
  z-index: 2;
  max-width: 1100px;
  margin: 0 auto;
}
.sec-inner.centered {
  text-align: center;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 5rem;
  align-items: start;
}

.lead-text {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-style: italic;
  line-height: 1.5;
  color: var(--amber-warm);
}

.body-text p {
  font-size: 0.85rem;
  line-height: 1.9;
  color: var(--ink-dim);
  margin-bottom: 1rem;
}

/* ── SKILLS ──────────────────────────────────────────── */
.skills-list {
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
  max-width: 700px;
}

.skill-row {
  display: grid;
  grid-template-columns: 220px 1fr 40px;
  align-items: center;
  gap: 1.5rem;
}

.sk-name {
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  color: var(--ink-dim);
}

.sk-bar {
  height: 1px;
  background: var(--ink-faint);
  position: relative;
}

.sk-fill {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  background: linear-gradient(to right, var(--amber), var(--amber-warm));
  width: 0;
  transition: width 1.4s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 0 8px rgba(232, 168, 48, 0.5);
}

.sk-fill.animated {
  width: var(--target-w);
}

.sk-pct {
  font-size: 0.65rem;
  color: var(--amber);
  letter-spacing: 0.05em;
  text-align: right;
}

/* ── PROJETOS ───────────────────────────────────────── */
.proj-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
}

.proj-item {
  padding: 2.5rem;
  border: 1px solid var(--ink-faint);
  margin: -1px 0 0 -1px;
  position: relative;
  transition: background 0.4s;
}

.proj-item:hover {
  background: rgba(232, 168, 48, 0.03);
}

.proj-item:hover .proj-num {
  color: var(--amber);
}

.proj-num {
  font-family: var(--font-serif);
  font-size: 3rem;
  font-weight: 300;
  color: var(--ink-faint);
  line-height: 1;
  margin-bottom: 1rem;
  transition: color 0.4s;
}

.proj-item h3 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--ink);
  margin-bottom: 0.8rem;
}

.proj-item p {
  font-size: 0.78rem;
  line-height: 1.8;
  color: var(--ink-dim);
  margin-bottom: 1.2rem;
}

.proj-meta {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.proj-meta span {
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-dim);
  border: 1px solid var(--ink-faint);
  padding: 0.2rem 0.6rem;
}

.proj-link {
  font-size: 0.72rem;
  color: var(--amber);
  text-decoration: none;
  letter-spacing: 0.1em;
  transition: letter-spacing 0.3s;
}
.proj-link:hover {
  letter-spacing: 0.2em;
}

/* ── CONTATO ────────────────────────────────────────── */
.contact-section {
  min-height: 60vh;
  display: flex;
  align-items: center;
}

.big-cta {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3vw, 2.8rem);
  font-style: italic;
  color: var(--amber-warm);
  text-decoration: none;
  display: block;
  margin: 2rem 0 3rem;
  transition: color 0.3s;
  border-bottom: 1px solid transparent;
}
.big-cta:hover {
  color: var(--amber);
  border-bottom-color: rgba(232, 168, 48, 0.3);
}

.social-row {
  display: flex;
  gap: 2.5rem;
  justify-content: center;
}

.social-row a {
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-dim);
  text-decoration: none;
  transition: color 0.3s;
}
.social-row a:hover {
  color: var(--amber);
}

/* ── REVEAL ANIMATION ───────────────────────────────── */
.reveal-item {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 0.7s ease,
    transform 0.7s ease;
}
.reveal-item.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── SCROLLBAR ──────────────────────────────────────── */
::-webkit-scrollbar {
  width: 3px;
}
::-webkit-scrollbar-track {
  background: var(--bg-off);
}
::-webkit-scrollbar-thumb {
  background: rgba(232, 168, 48, 0.3);
}

/* ── RESPONSIVE ─────────────────────────────────────── */
@media (max-width: 900px) {
  .hero-section,
  .content-section {
    padding: 6rem 2rem;
  }
  h1 {
    font-size: clamp(3rem, 10vw, 5rem);
  }
  .two-col {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .proj-grid {
    grid-template-columns: 1fr;
  }
  .skill-row {
    grid-template-columns: 1fr 1fr 40px;
  }
  .sk-name {
    grid-column: span 3;
  }
  .nav {
    padding: 1.2rem 1.5rem;
  }
  .section-lamp {
    display: none;
  }
}

h2:hover {
  transform: scale(1.5);
  cursor: pointer;
  color: #e8a830;
}