/* ===== Variables ===== */
:root {
  --bg: #0a0a0f;
  --bg-card: #12121a;
  --bg-elevated: #1a1a26;
  --border: rgba(255, 255, 255, 0.08);
  --text: #f0f0f5;
  --text-muted: #8888a0;
  --primary: #6366f1;
  --primary-light: #818cf8;
  --accent: #06b6d4;
  --meta-blue: #1877f2;
  --gradient: linear-gradient(135deg, #6366f1 0%, #06b6d4 50%, #818cf8 100%);
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.15);
  --radius: 16px;
  --radius-sm: 10px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'Inter', system-ui, sans-serif;
  --font-display: 'Outfit', system-ui, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

ul { list-style: none; }

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

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

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

/* ===== Cursor Glow ===== */
.cursor-glow {
  position: fixed;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.08) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s;
}

/* ===== Navigation ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
}

.nav--scrolled {
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
}

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

.nav__logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.nav__logo span {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav__links a {
  padding: 8px 16px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.nav__links a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
}

.nav__cta {
  background: var(--gradient) !important;
  color: white !important;
  -webkit-text-fill-color: white !important;
}

.nav__cta:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}

.nav__toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav__toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav__toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.btn--primary {
  background: var(--gradient);
  color: white;
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(99, 102, 241, 0.4);
}

.btn--outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn--outline:hover {
  border-color: var(--primary);
  background: rgba(99, 102, 241, 0.08);
}

.btn--whatsapp {
  background: #25d366;
  color: white;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.35);
}

.btn--whatsapp svg {
  width: 20px;
  height: 20px;
}

.btn--whatsapp:hover {
  background: #20bd5a;
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.45);
}

.btn--full { width: 100%; }

.btn.loading .btn__text { opacity: 0; }
.btn.loading .btn__loader {
  display: block;
  position: absolute;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

.btn__loader { display: none; }

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ===== Hero ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding: 120px 0 80px;
}

.hero__bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  animation: float 8s ease-in-out infinite;
}

.hero__orb--1 {
  width: 500px;
  height: 500px;
  background: rgba(99, 102, 241, 0.15);
  top: -10%;
  right: -10%;
}

.hero__orb--2 {
  width: 400px;
  height: 400px;
  background: rgba(6, 182, 212, 0.1);
  bottom: 10%;
  left: -5%;
  animation-delay: -4s;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
}

@keyframes float {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(20px, -20px); }
}

.hero__content {
  position: relative;
  z-index: 1;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--primary-light);
  margin-bottom: 24px;
}

.hero__badge-dot {
  width: 8px;
  height: 8px;
  background: #22c55e;
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-muted);
  max-width: 560px;
  margin-bottom: 36px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 60px;
}

.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
}

.stat__number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat__suffix {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat__label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.hero__scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--primary), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
  0%, 100% { transform: scaleY(1); opacity: 1; }
  50% { transform: scaleY(0.5); opacity: 0.5; }
}

/* ===== Sections ===== */
.section {
  padding: 100px 0;
  position: relative;
}

.section__header {
  margin-bottom: 60px;
}

.section__tag {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary-light);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* ===== Reveal Animations ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ===== About ===== */
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about__text p {
  color: var(--text-muted);
  margin-bottom: 16px;
  font-size: 1.05rem;
}

.about__text strong {
  color: var(--text);
}

.about__highlights {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.highlight {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.highlight__icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(99, 102, 241, 0.1);
  border-radius: var(--radius-sm);
  color: var(--primary-light);
}

.highlight__icon svg {
  width: 22px;
  height: 22px;
}

.highlight h4 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.highlight p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin: 0;
}

.about__card {
  perspective: 1000px;
}

.about__card-inner {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  text-align: center;
  transition: var(--transition);
  box-shadow: var(--shadow);
}

.about__card-inner:hover {
  transform: translateY(-4px);
  border-color: rgba(99, 102, 241, 0.3);
  box-shadow: var(--shadow-glow);
}

.about__avatar {
  width: 100%;
  max-width: 220px;
  margin: 0 auto 20px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 2px solid rgba(99, 102, 241, 0.25);
  box-shadow: var(--shadow-glow);
}

.about__avatar img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  aspect-ratio: 4/5;
}

.about__card h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin-bottom: 4px;
}

.about__role {
  color: var(--primary-light);
  font-weight: 500;
  margin-bottom: 24px;
}

.about__skills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.about__skills li {
  padding: 6px 14px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ===== Services ===== */
.services {
  background: linear-gradient(180deg, transparent, rgba(99, 102, 241, 0.03), transparent);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(99, 102, 241, 0.3);
  box-shadow: var(--shadow-glow);
}

.service-card__icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(99, 102, 241, 0.1);
  border-radius: var(--radius-sm);
  color: var(--primary-light);
  margin-bottom: 20px;
  transition: var(--transition);
}

.service-card:hover .service-card__icon {
  background: var(--gradient);
  color: white;
}

.service-card__icon svg {
  width: 26px;
  height: 26px;
}

.service-card h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ===== Projects ===== */
.project-card {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}

.project-card:hover {
  border-color: rgba(99, 102, 241, 0.3);
  box-shadow: var(--shadow-glow);
}

.project-card__visual {
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  background: var(--bg-elevated);
}

.project-card__image {
  aspect-ratio: 1;
  border-radius: var(--radius-sm);
  overflow: hidden;
  position: relative;
  background: #2a2a2e;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.project-card__logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: var(--radius-sm);
}

.project-card__metrics {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px;
  background: rgba(0, 0, 0, 0.3);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}

.metric {
  flex: 1;
  text-align: center;
}

.metric__label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.metric__value {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
}

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

.metric__arrow {
  color: var(--primary-light);
  flex-shrink: 0;
}

.metric__arrow svg {
  width: 24px;
  height: 24px;
}

.project-card__content {
  padding: 40px 40px 40px 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.project-card__tag {
  display: inline-block;
  width: fit-content;
  padding: 6px 14px;
  background: rgba(99, 102, 241, 0.1);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--primary-light);
  margin-bottom: 16px;
}

.project-card__content h3 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  margin-bottom: 16px;
}

.project-card__content p {
  color: var(--text-muted);
  margin-bottom: 12px;
  font-size: 0.95rem;
}

.project-card__results {
  margin: 20px 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.project-card__results li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.project-card__results svg {
  width: 18px;
  height: 18px;
  color: #22c55e;
  flex-shrink: 0;
}

.project-card__growth {
  margin-top: 8px;
}

.growth-bar {
  height: 8px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 100px;
  overflow: hidden;
  margin-bottom: 8px;
}

.growth-bar__fill {
  height: 100%;
  width: 0;
  background: var(--gradient);
  border-radius: 100px;
  transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.growth-bar__label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary-light);
}

/* ===== Contact ===== */
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 60px;
  align-items: start;
}

.contact__info p {
  color: var(--text-muted);
  margin: 16px 0 32px;
  font-size: 1.05rem;
}

.contact__details {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact__item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.contact__item:hover {
  border-color: rgba(99, 102, 241, 0.3);
  transform: translateX(4px);
}

.contact__item--whatsapp:hover {
  border-color: rgba(37, 211, 102, 0.4);
}

.contact__item-icon--whatsapp {
  background: rgba(37, 211, 102, 0.12);
  color: #25d366;
}

.contact__item-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(99, 102, 241, 0.1);
  border-radius: var(--radius-sm);
  color: var(--primary-light);
  flex-shrink: 0;
}

.contact__item-icon svg {
  width: 22px;
  height: 22px;
}

.contact__item-label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 2px;
}

.contact__item-value {
  font-weight: 500;
  font-size: 0.95rem;
}

.contact__form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--text-muted);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font);
  font-size: 0.95rem;
  transition: var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(136, 136, 160, 0.6);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-status {
  margin-top: 16px;
  font-size: 0.9rem;
  text-align: center;
  min-height: 1.4em;
}

.form-status.success {
  color: #22c55e;
}

.form-status.error {
  color: #ef4444;
}

/* ===== Footer ===== */
.footer {
  padding: 32px 0;
  border-top: 1px solid var(--border);
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer__tagline {
  color: var(--primary-light) !important;
}

/* ===== WhatsApp Float ===== */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  width: 60px;
  height: 60px;
  background: #25d366;
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 24px rgba(37, 211, 102, 0.45);
  transition: var(--transition);
  animation: whatsappPulse 2.5s ease-in-out infinite;
}

.whatsapp-float svg {
  width: 32px;
  height: 32px;
}

.whatsapp-float:hover {
  transform: scale(1.08);
  background: #20bd5a;
  box-shadow: 0 8px 32px rgba(37, 211, 102, 0.55);
}

.whatsapp-float__tooltip {
  position: absolute;
  right: calc(100% + 12px);
  white-space: nowrap;
  padding: 8px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text);
  opacity: 0;
  pointer-events: none;
  transform: translateX(8px);
  transition: var(--transition);
}

.whatsapp-float:hover .whatsapp-float__tooltip {
  opacity: 1;
  transform: translateX(0);
}

@keyframes whatsappPulse {
  0%, 100% { box-shadow: 0 4px 24px rgba(37, 211, 102, 0.45); }
  50% { box-shadow: 0 4px 32px rgba(37, 211, 102, 0.7), 0 0 0 8px rgba(37, 211, 102, 0.1); }
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about__grid,
  .contact__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .project-card {
    grid-template-columns: 1fr;
  }

  .project-card__content {
    padding: 0 32px 32px;
  }
}

@media (max-width: 768px) {
  .nav__toggle {
    display: flex;
  }

  .nav__links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--bg-card);
    border-left: 1px solid var(--border);
    flex-direction: column;
    padding: 80px 24px 24px;
    gap: 4px;
    transition: right 0.3s ease;
  }

  .nav__links.open {
    right: 0;
  }

  .nav__links a {
    width: 100%;
    padding: 14px 16px;
    font-size: 1rem;
  }

  .hero__stats {
    gap: 24px;
  }

  .stat__number {
    font-size: 2rem;
  }

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

  .hero__scroll {
    display: none;
  }

  .section {
    padding: 70px 0;
  }

  .contact__form {
    padding: 28px;
  }

  .footer__inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
  }

  .project-card__metrics {
    flex-direction: column;
    gap: 12px;
  }

  .metric__arrow {
    transform: rotate(90deg);
  }

  .whatsapp-float {
    bottom: 20px;
    right: 20px;
    width: 54px;
    height: 54px;
  }

  .whatsapp-float__tooltip {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}