/* ===================================================
   styles.css — Watilla Wadson Portfolio
   =================================================== */

/* ---- CSS Variables ---- */
:root {
  --bg-primary: #0a0f1e;
  --bg-secondary: #0d1526;
  --bg-card: #111827;
  --accent: #00c8ff;
  --accent-hover: #00a3d4;
  --accent-2: #7c3aed;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --border: rgba(255, 255, 255, 0.08);
  --shadow: 0 4px 32px rgba(0, 200, 255, 0.08);
  --radius: 12px;
  --transition: 0.3s ease;
  --nav-height: 70px;
  --font: 'Inter', sans-serif;
  --font-code: 'Fira Code', monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  display: block;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: var(--font);
}

/* ---- Utility ---- */
.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 100px 0;
}

.section-dark {
  background-color: var(--bg-secondary);
}

.section-title {
  text-align: center;
  margin-bottom: 64px;
}

.section-title h2 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.section-title h2 span {
  color: var(--accent);
}

.section-title p {
  color: var(--text-secondary);
  font-size: 1rem;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0.75rem 1.6rem;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 600;
  transition: var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  box-shadow: 0 4px 20px rgba(0, 200, 255, 0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(0, 200, 255, 0.4);
}

.btn-outline {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-outline:hover {
  background-color: var(--accent);
  color: var(--bg-primary);
  transform: translateY(-2px);
}

.btn-full {
  width: 100%;
  justify-content: center;
}

/* ===================================
   HEADER / NAVBAR
   =================================== */
#header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  z-index: 1000;
  transition: background var(--transition), box-shadow var(--transition);
}

#header.scrolled {
  background-color: rgba(10, 15, 30, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.4);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-logo {
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--text-primary);
}

.nav-logo span {
  color: var(--accent);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  transition: color var(--transition);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}

.bar {
  width: 26px;
  height: 2.5px;
  background: var(--text-primary);
  border-radius: 4px;
  transition: var(--transition);
}

.hamburger.open .bar:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
}

.hamburger.open .bar:nth-child(2) {
  opacity: 0;
}

.hamburger.open .bar:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
}

/* ===================================
   HERO
   =================================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-height);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 200, 255, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -100px;
  left: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.07) 0%, transparent 70%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 4rem;
  padding: 4rem 0;
}

/* Hero Text */
.hero-greeting {
  color: var(--accent);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
}

.hero-name {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 0.5rem;
}

.hero-name span {
  color: var(--accent);
}

.hero-role {
  font-size: clamp(1.2rem, 2.5vw, 1.6rem);
  font-weight: 400;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  font-family: var(--font-code);
  min-height: 2rem;
}

.typed-text {
  color: var(--accent);
  font-weight: 600;
}

.cursor {
  color: var(--accent);
  animation: blink 1s infinite;
}

@keyframes blink {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0;
  }
}

.hero-desc {
  color: var(--text-secondary);
  max-width: 480px;
  margin-bottom: 2rem;
  font-size: 1rem;
}

.hero-desc strong {
  color: var(--text-primary);
}

.hero-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Hero Avatar */
.hero-avatar {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.avatar-ring {
  width: 280px;
  height: 280px;
  border-radius: 50%;
  border: 2px solid rgba(0, 200, 255, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  animation: rotate-ring 20s linear infinite;
}

@keyframes rotate-ring {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

.avatar-ring::before {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 2px dashed rgba(124, 58, 237, 0.2);
  transform: scale(1.15);
}

.avatar-inner {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(0, 200, 255, 0.1), rgba(124, 58, 237, 0.1));
  border: 1px solid rgba(0, 200, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: rotate-ring 20s linear infinite reverse;
}

.hero-icon {
  font-size: 5rem;
  color: var(--accent);
  filter: drop-shadow(0 0 20px rgba(0, 200, 255, 0.4));
}

/* Floating Badges */
.floating-badge {
  position: absolute;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 14px;
  font-size: 0.8rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
  animation: float 4s ease-in-out infinite;
}

.badge-1 {
  top: 10px;
  right: -10px;
  animation-delay: 0s;
  color: #3b82f6;
}

/* Python  - top right  */
.badge-2 {
  bottom: 50px;
  left: -30px;
  animation-delay: 1.5s;
  color: #f97316;
}

/* Java    - bottom left */
.badge-3 {
  bottom: 0px;
  right: 0px;
  animation-delay: 0.75s;
  color: var(--accent);
}

/* SQL  - bottom right */
.badge-4 {
  top: 60px;
  left: -40px;
  animation-delay: 0.4s;
  color: #facc15;
}

/* JS      - left top   */
.badge-5 {
  top: -10px;
  left: 30px;
  animation-delay: 1.1s;
  color: #22c55e;
}

/* FastAPI - top center  */
.badge-6 {
  bottom: 80px;
  right: -30px;
  animation-delay: 1.8s;
  color: #60a5fa;
}

/* Docker  - right mid  */

@keyframes float {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-12px);
  }
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  color: var(--text-secondary);
  font-size: 0.75rem;
  letter-spacing: 1px;
  animation: bounce 2s infinite;
}

@keyframes bounce {

  0%,
  100% {
    transform: translateX(-50%) translateY(0);
  }

  50% {
    transform: translateX(-50%) translateY(8px);
  }
}

/* ===================================
   SOBRE
   =================================== */
.sobre-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.sobre-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.sobre-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transform: scaleX(0);
  transition: transform var(--transition);
}

.sobre-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}

.sobre-card:hover::before {
  transform: scaleX(1);
}

.sobre-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(0, 200, 255, 0.1);
  border: 1px solid rgba(0, 200, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--accent);
  margin-bottom: 1.25rem;
}

.sobre-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.sobre-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* ===================================
   HABILIDADES
   =================================== */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.skill-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: var(--transition);
  cursor: default;
}

.skill-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent);
  color: var(--text-primary);
  box-shadow: 0 8px 24px rgba(0, 200, 255, 0.1);
}

.skill-icon {
  font-size: 2.2rem;
  transition: var(--transition);
}

.skill-card:hover .skill-icon {
  transform: scale(1.1);
}

/* Icon Colors */
.python {
  color: #3b82f6;
}

.java {
  color: #f97316;
}

.sql {
  color: #22c55e;
}

.git {
  color: #f43f5e;
}

.github {
  color: #a78bfa;
}

.api {
  color: #06b6d4;
}

.linux {
  color: #facc15;
}

.ia {
  color: #ec4899;
}

/* ===================================
   PROJETOS
   =================================== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.project-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent);
  box-shadow: 0 12px 32px rgba(0, 200, 255, 0.1);
}

.project-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.project-icon {
  font-size: 2rem;
  color: var(--accent);
}

.project-links a {
  font-size: 1.3rem;
  color: var(--text-secondary);
  transition: color var(--transition);
}

.project-links a:hover {
  color: var(--accent);
}

.project-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
}

.project-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  flex: 1;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.project-tags span {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  background: rgba(0, 200, 255, 0.08);
  border: 1px solid rgba(0, 200, 255, 0.2);
  border-radius: 20px;
  padding: 3px 10px;
}

.projects-cta {
  text-align: center;
}

/* ===================================
   CONTATO
   =================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.contact-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(0, 200, 255, 0.1);
  border: 1px solid rgba(0, 200, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--accent);
  flex-shrink: 0;
}

.contact-item h4 {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 2px;
}

.contact-item a {
  font-weight: 600;
  color: var(--text-primary);
  transition: color var(--transition);
}

.contact-item a:hover {
  color: var(--accent);
}

/* Form */
.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-group input,
.form-group textarea {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 0.95rem;
  transition: border-color var(--transition);
  resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0, 200, 255, 0.1);
}

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

/* ===================================
   FOOTER
   =================================== */
.footer {
  background: var(--bg-primary);
  border-top: 1px solid var(--border);
  padding: 2rem 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-copy {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.footer-copy strong {
  color: var(--text-primary);
}

.footer-socials {
  display: flex;
  gap: 1rem;
}

.footer-socials a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 1rem;
  transition: var(--transition);
}

.footer-socials a:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

/* ===================================
   SCROLL REVEAL ANIMATION
   =================================== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===================================
   RESPONSIVE — TABLET (max 900px)
   =================================== */
@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 3rem;
  }

  .hero-desc {
    margin: 0 auto 2rem;
  }

  .hero-btns {
    justify-content: center;
  }

  .hero-avatar {
    order: -1;
  }

  .floating-badge {
    display: none;
  }

  .avatar-ring {
    width: 200px;
    height: 200px;
  }

  .avatar-inner {
    width: 140px;
    height: 140px;
  }

  .hero-icon {
    font-size: 3.5rem;
  }

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

  .skills-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

/* ===================================
   RESPONSIVE — MOBILE (max 600px)
   =================================== */
@media (max-width: 600px) {
  .section {
    padding: 70px 0;
  }

  /* Mobile Nav */
  .hamburger {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    width: 100%;
    height: calc(100vh - var(--nav-height));
    background: #080c19;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    gap: 2rem;
    z-index: 999;
    /* Hide above viewport */
    opacity: 0;
    pointer-events: none;
    transform: translateY(-20px);
    transition: opacity 0.3s ease, transform 0.3s ease;
    border-top: 1px solid var(--border);
  }

  .nav-menu.open {
    opacity: 1;
    pointer-events: all;
    transform: translateY(0);
  }

  .nav-link {
    font-size: 1.2rem;
    font-weight: 600;
  }

  /* Hide floating badges on mobile to avoid overflow */
  .floating-badge {
    display: none;
  }

  .skills-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .footer-inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .hero-btns {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    justify-content: center;
    width: 100%;
    max-width: 260px;
  }
}