/* ─────────────────────────────────────────────────
   style.css — Nicoly Siqueira Portfolio
   ───────────────────────────────────────────────── */

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

:root {
  --white: #ffffff;
  --off-white: #f7f7f9;
  --gray-50: #f4f4f6;
  --gray-100: #eaeaef;
  --gray-300: #c4c4d0;
  --gray-500: #8f8fa3;
  --gray-700: #4a4a5a;
  --gray-900: #18181f;
  --purple-start: #7c5cfc;
  --purple-end: #5b8af6;
  --purple-mid: #6b73f8;
  --gradient: linear-gradient(135deg, var(--purple-start), var(--purple-end));
  --gradient-text: linear-gradient(135deg, #7c5cfc, #5b8af6);
  --shadow-sm: 0 1px 4px rgba(0,0,0,0.06), 0 2px 8px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08), 0 2px 8px rgba(0,0,0,0.04);
  --shadow-lg: 0 12px 40px rgba(108, 99, 255, 0.12), 0 4px 16px rgba(0,0,0,0.06);
  --radius: 16px;
  --radius-sm: 10px;
  --radius-pill: 100px;
  --header-height: 72px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'IBM plex sans', sans-serif;
  background: var(--white);
  color: var(--gray-900);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ─── HEADER ─────────────────────────────────────── */
header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 48px;
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255,255,255,0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  transition: box-shadow 0.3s ease;
}

header.scrolled {
  box-shadow: 0 2px 24px rgba(0,0,0,0.08);
}

/* ─── LOGO ───────────────────────────────────────── */
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--gray-900);
}

.logo-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.logo-icon svg { width: 18px; height: 18px; fill: white; }

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.logo-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--gray-900);
  letter-spacing: -0.01em;
}

.logo-tagline {
  font-size: 10px;
  color: var(--gray-500);
  font-weight: 400;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

/* ─── NAV ────────────────────────────────────────── */
nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

nav a {
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-700);
  text-decoration: none;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: color 0.2s, background 0.2s;
  letter-spacing: -0.01em;
}

nav a:hover,
nav a.active {
  color: var(--purple-mid);
  background: rgba(108, 99, 255, 0.06);
}

/* ─── BOTÕES ─────────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 600;
  color: white;
  background: var(--gradient);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s, filter 0.2s;
  box-shadow: 0 4px 14px rgba(124, 92, 252, 0.35);
  letter-spacing: -0.01em;
}

.btn-primary:hover {
  transform: scale(1.04);
  box-shadow: 0 6px 20px rgba(124, 92, 252, 0.45);
  filter: brightness(1.05);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 500;
  color: var(--purple-mid);
  text-decoration: none;
  transition: gap 0.2s, color 0.2s;
  letter-spacing: -0.01em;
}

.btn-secondary:hover {
  gap: 10px;
  color: var(--purple-start);
}

/* ─── HERO ───────────────────────────────────────── */
#inicio {
  padding-top: var(--header-height);
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--off-white);
  position: relative;
  overflow: hidden;
}

#inicio::before {
  content: '';
  position: absolute;
  top: -120px; right: -180px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(124,92,252,0.09) 0%, transparent 70%);
  pointer-events: none;
}

#inicio::after {
  content: '';
  position: absolute;
  bottom: -60px; left: -100px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(91,138,246,0.07) 0%, transparent 70%);
  pointer-events: none;
}

.hero-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 48px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-left {
  display: flex;
  flex-direction: column;
  gap: 28px;
  animation: fadeUp 0.7s ease both;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(124, 92, 252, 0.09);
  border: 1px solid rgba(124, 92, 252, 0.18);
  border-radius: var(--radius-pill);
  font-size: 11px;
  font-weight: 600;
  color: var(--purple-mid);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  width: fit-content;
}

.hero-tag::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--gradient);
  display: block;
}

.hero-title {
  font-family: 'Roboto', serif;
  font-size: clamp(42px, 5vw, 62px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--gray-900);
}

.hero-title .highlight {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-title .dot {
  color: var(--gray-300);
}

.hero-desc {
  font-size: 17px;
  line-height: 1.65;
  color: var(--gray-500);
  font-weight: 400;
  max-width: 400px;
}

.hero-cta {
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}

.hero-right {
  animation: fadeUp 0.7s 0.15s ease both;
  position: relative;
}

.hero-image-wrap {
  border-radius: 24px;
  overflow: hidden;
  aspect-ratio: 5/4;
  background: var(--gray-100);
  box-shadow: var(--shadow-lg);
  position: relative;
}

.hero-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero-image-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #e8e6f4, #dce8fb);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: var(--gray-500);
  text-align: center;
  padding: 32px;
}

.hero-image-placeholder svg { opacity: 0.45; }

.hero-image-placeholder p {
  font-size: 13px;
  line-height: 1.5;
  opacity: 0.7;
}

/* ─── FLOATING BADGE ──────────────────────────────── */
.floating-badge {
  position: absolute;
  bottom: -18px;
  left: -22px;
  background: white;
  border-radius: var(--radius);
  padding: 14px 18px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.12);
  display: flex;
  align-items: center;
  gap: 12px;
  animation: float 4s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

.badge-icon {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.badge-icon svg { width: 18px; height: 18px; fill: white; }

.badge-text strong {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1.2;
}

.badge-text span {
  font-size: 12px;
  color: var(--gray-500);
}

/* ─── SEÇÕES GERAIS ──────────────────────────────── */
.section-wrapper {
  background: var(--white);
}

.section-wrapper.alt {
  background: var(--off-white);
}

.section-wrapper.dark {
  background: var(--gray-900);
}

.section-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 100px 48px;
}

.section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--purple-mid);
  margin-bottom: 14px;
}

.section-title {
  font-family: 'IBM plex sans', serif;
  font-size: clamp(30px, 3.5vw, 44px);
  line-height: 1.12;
  color: var(--gray-900);
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.section-desc {
  font-size: 16px;
  color: var(--gray-500);
  line-height: 1.6;
  max-width: 500px;
  margin-bottom: 56px;
}

/* ─── CARDS ──────────────────────────────────────── */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.card {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius);
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(124, 92, 252, 0.15);
}

.card-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  background: rgba(124, 92, 252, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-icon svg {
  width: 22px; height: 22px;
  stroke: var(--purple-mid);
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--gray-900);
  letter-spacing: -0.01em;
  line-height: 1.25;
}

.card p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--gray-500);
  flex: 1;
}

.card-link {
  font-size: 13px;
  font-weight: 600;
  color: var(--purple-mid);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap 0.2s, color 0.2s;
}

.card-link:hover {
  gap: 8px;
  color: var(--purple-start);
}

/* ─── PORTFÓLIO ──────────────────────────────────── */
.portfolio-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.portfolio-header .section-desc { margin-bottom: 0; }

/* Mini menu de filtro */
.portfolio-filter {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin: 36px 0 40px;
}

.filter-btn {
  padding: 9px 20px;
  border-radius: var(--radius-pill);
  border: 1.5px solid var(--gray-100);
  background: var(--white);
  font-family: 'IBM plex sans', sans-serif;
  font-size: 13px;
  font-weight: 500;
  color: var(--gray-500);
  cursor: pointer;
  transition: all 0.22s ease;
  letter-spacing: -0.01em;
}

.filter-btn:hover {
  border-color: var(--purple-mid);
  color: var(--purple-mid);
  background: rgba(107, 115, 248, 0.05);
}

.filter-btn.active {
  background: var(--gradient);
  border-color: transparent;
  color: white;
  box-shadow: 0 4px 14px rgba(124, 92, 252, 0.3);
}

/* Grid de projetos */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* Item */
.portfolio-item {
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.portfolio-item.hidden {
  display: none;
}

.portfolio-item.fade-out {
  opacity: 0;
  transform: scale(0.97);
}

/* Thumbnail com overlay */
.portfolio-thumb {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--gray-100);
}

.portfolio-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.portfolio-thumb:hover img {
  transform: scale(1.06);
}

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(18,18,30,0.15) 0%, rgba(18,18,30,0.82) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 20px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.portfolio-thumb:hover .portfolio-overlay {
  opacity: 1;
}

.portfolio-overlay .portfolio-tag {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  margin-bottom: 6px;
}

.portfolio-overlay h4 {
  font-size: 15px;
  font-weight: 600;
  color: white;
  line-height: 1.3;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

/* Meta abaixo da thumbnail */
.portfolio-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 0 4px;
}

.portfolio-meta p {
  font-size: 13px;
  color: var(--gray-500);
  line-height: 1.5;
}

.portfolio-cat {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  width: fit-content;
}

.portfolio-cat.design {
  background: rgba(124, 92, 252, 0.1);
  color: var(--purple-start);
}

.portfolio-cat.video {
  background: rgba(244, 114, 182, 0.12);
  color: #db2777;
}

.portfolio-cat.programacao {
  background: rgba(52, 211, 153, 0.12);
  color: #059669;
}

/* Contador de itens visíveis */
.portfolio-count {
  font-size: 13px;
  color: var(--gray-500);
  margin-bottom: 32px;
}

.portfolio-count strong {
  color: var(--gray-700);
}

/* ─── PLACEHOLDER SECTIONS ───────────────────────── */
.placeholder-section {
  text-align: center;
}

.placeholder-section .section-label,
.placeholder-section .section-title,
.placeholder-section .section-desc {
  margin-left: auto;
  margin-right: auto;
}

.placeholder-section .section-desc {
  max-width: 600px;
  margin-bottom: 0;
}

/* ─── CONTATO (dark) ─────────────────────────────── */
.section-wrapper.dark .section-label {
  color: rgba(124, 92, 252, 0.8);
}

.section-wrapper.dark .section-title {
  color: white;
  margin-bottom: 18px;
}

.section-wrapper.dark .section-desc {
  color: rgba(255,255,255,0.5);
  margin-bottom: 40px;
}

/* ─── FOOTER ─────────────────────────────────────── */
footer {
  background: var(--gray-900);
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 24px 48px;
  text-align: center;
}

footer p {
  font-size: 13px;
  color: rgba(255,255,255,0.3);
}

footer span {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 600;
}

/* ─── MOBILE MENU TOGGLE ──────────────────────────── */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  border: none;
  background: none;
}

.menu-toggle span {
  width: 22px; height: 2px;
  background: var(--gray-700);
  border-radius: 2px;
  transition: all 0.3s;
  display: block;
}

.menu-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ─── RESPONSIVO ─────────────────────────────────── */
@media (max-width: 900px) {
  header { padding: 0 24px; }

  nav {
    display: none;
    position: fixed;
    top: var(--header-height);
    left: 0; right: 0;
    background: white;
    flex-direction: column;
    padding: 24px;
    gap: 4px;
    border-bottom: 1px solid var(--gray-100);
    box-shadow: var(--shadow-md);
  }

  nav.open { display: flex; }

  nav a {
    padding: 12px 16px;
    width: 100%;
    border-radius: var(--radius-sm);
  }

  .menu-toggle { display: flex; }

  .hero-container {
    grid-template-columns: 1fr;
    padding: 60px 24px 80px;
    gap: 48px;
  }

  .hero-right { order: -1; }

  .floating-badge { left: 12px; bottom: -14px; }

  .section-inner { padding: 64px 24px; }

  .cards-grid { grid-template-columns: 1fr; }

  .portfolio-grid { grid-template-columns: 1fr; }

  .portfolio-filter { gap: 6px; }

  .filter-btn { padding: 8px 16px; font-size: 12px; }

  footer { padding: 24px; }
}