/* ============================================
   MARCUS LEVI — WEB DESIGNER PORTFOLIO
   style.css
   ============================================ */

/* === CUSTOM PROPERTIES === */
:root {
  /* Colors — smartbotdigital design-guide.md */
  --color-bg: #0B1F3A;
  --color-bg-2: #0F274A;
  --color-bg-3: #123A73;
  --color-surface: #0F274A;
  --color-surface-2: #14315C;
  --color-border: rgba(30, 94, 255, 0.15);
  --color-border-hover: rgba(30, 94, 255, 0.35);

  /* Blue palette (única cor de destaque, usada com parcimônia) */
  --green-400: #4C7DFF;
  --green-500: #1E5EFF;
  --green-600: #1547CC;
  --green-glow: rgba(30, 94, 255, 0.25);

  /* Blue palette — tonalidade secundária (substitui o antigo dourado) */
  --gold-300: #8FADFF;
  --gold-400: #4C7DFF;
  --gold-500: #1E5EFF;
  --gold-600: #1547CC;
  --gold-glow: rgba(30, 94, 255, 0.25);

  /* Gradients */
  --grad-primary: linear-gradient(135deg, #1E5EFF 0%, #4C7DFF 100%);
  --grad-text: linear-gradient(135deg, #4C7DFF 0%, #1E5EFF 100%);
  --grad-gold: linear-gradient(135deg, #4C7DFF 0%, #1E5EFF 100%);
  --grad-dark: linear-gradient(180deg, #0B1F3A 0%, #081428 100%);
  --grad-card: linear-gradient(145deg, rgba(15, 39, 74, 0.9), rgba(8, 20, 40, 0.95));

  /* Typography */
  --font-sans: 'Inter', system-ui, sans-serif;
  --font-serif: 'Space Grotesk', system-ui, sans-serif;

  /* Spacing (8-Point Grid) */
  --space-xs: 0.5rem;   /* 8px */
  --space-sm: 1rem;     /* 16px */
  --space-md: 1.5rem;   /* 24px */
  --space-lg: 2rem;     /* 32px */
  --space-xl: 3rem;     /* 48px */
  --space-2xl: 4rem;    /* 64px */
  --space-3xl: 6rem;    /* 96px */
  --space-4xl: 8rem;    /* 128px */

  /* Shadows (Soft & Diffuse for Depth) */
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.6);
  --shadow-gold: 0 8px 32px rgba(30, 94, 255, 0.15);
  --shadow-green: 0 8px 32px rgba(30, 94, 255, 0.15);

  /* Border radius */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 30px;
  --radius-full: 9999px;

  /* Transitions */
  --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
  --transition: 0.35s var(--ease);
}

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

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

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: #e2e8f0;
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

body.loading {
  overflow: hidden;
}

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

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

ul {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

/* === PRELOADER === */
#preloader {
  position: fixed;
  inset: 0;
  background: var(--color-bg);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

#preloader.hidden {
  opacity: 0;
  visibility: hidden;
}

.preloader-inner {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.preloader-logo {
  width: 80px;
  height: 80px;
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: preloaderPulse 1.5s ease-in-out infinite;
  box-shadow: 0 0 40px rgba(30, 94, 255, 0.4);
  overflow: hidden;
}

.preloader-logo .logo-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.preloader-bar {
  width: 200px;
  height: 3px;
  background: rgba(255,255,255,0.08);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.preloader-progress {
  height: 100%;
  width: 0%;
  background: var(--grad-primary);
  border-radius: var(--radius-full);
  animation: preloaderBar 2s ease forwards;
}

.preloader-text {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.4);
  letter-spacing: 0.05em;
  animation: preloaderTextFade 2s ease infinite;
}

@keyframes preloaderPulse {
  0%, 100% { transform: scale(1); box-shadow: 0 0 40px rgba(30, 94, 255,0.4); }
  50% { transform: scale(1.05); box-shadow: 0 0 60px rgba(30, 94, 255,0.4); }
}

@keyframes preloaderBar {
  0% { width: 0%; }
  20% { width: 30%; }
  50% { width: 55%; }
  80% { width: 80%; }
  100% { width: 100%; }
}

@keyframes preloaderTextFade {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 0.8; }
}

/* === CURSOR === */
.cursor-outer,
.cursor-inner {
  position: fixed;
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transition: transform 0.1s ease;
}

.cursor-outer {
  width: 36px;
  height: 36px;
  border: 1.5px solid rgba(30, 94, 255, 0.5);
  transition: width 0.3s, height 0.3s, transform 0.08s, opacity 0.3s;
}

.cursor-inner {
  width: 6px;
  height: 6px;
  background: var(--gold-500);
  box-shadow: 0 0 10px var(--gold-glow);
}

body.cursor-active .cursor-outer {
  width: 50px;
  height: 50px;
  opacity: 0.5;
}

@media (max-width: 768px) {
  .cursor-outer, .cursor-inner { display: none; }
}

/* === CONTAINER === */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 2.5rem);
}

/* === HEADER / NAV === */
#header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.2rem 0;
  transition: background 0.4s ease, padding 0.4s ease, box-shadow 0.4s ease;
}

#header.scrolled {
  background: rgba(8, 11, 15, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 0.8rem 0;
  box-shadow: 0 1px 0 rgba(30, 94, 255, 0.1), var(--shadow-md);
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.logo-img {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  object-fit: cover;
  flex-shrink: 0;
  transition: transform 0.3s var(--ease-bounce), box-shadow 0.3s ease;
}

.nav-logo:hover .logo-img {
  transform: scale(1.08);
  box-shadow: var(--shadow-green);
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.logo-name {
  font-size: 1rem;
  font-weight: 700;
  color: #f1f5f9;
  letter-spacing: -0.02em;
}

.logo-brand {
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--gold-500);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-left: auto;
}

.nav-link {
  font-size: 0.92rem;
  font-weight: 500;
  color: rgba(255,255,255,0.7);
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  width: 0;
  height: 1.5px;
  background: var(--grad-primary);
  transform: translateX(-50%);
  transition: width 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
  color: #fff;
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 70%;
}

.nav-cta {
  font-size: 0.87rem;
  font-weight: 600;
  background: var(--grad-primary);
  color: #fff;
  padding: 0.55rem 1.2rem;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  gap: 7px;
  transition: var(--transition);
  box-shadow: 0 4px 15px rgba(30, 94, 255, 0.3);
  white-space: nowrap;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(30, 94, 255, 0.45);
}

.nav-socials {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: 1rem;
}

.social-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.5);
  font-size: 0.9rem;
  transition: var(--transition);
  border: 1px solid rgba(255,255,255,0.06);
}

.social-icon:hover {
  color: var(--gold-400);
  background: rgba(30, 94, 255, 0.08);
  border-color: rgba(30, 94, 255, 0.25);
  transform: translateY(-2px);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  margin-left: auto;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--gold-500);
  border-radius: 2px;
  transition: 0.3s ease;
}

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

/* === SECTION COMMONS === */
.section {
  padding: clamp(5rem, 10vw, 8rem) 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-xl);
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green-500);
  background: rgba(30, 94, 255, 0.08);
  border: 1px solid rgba(30, 94, 255, 0.2);
  padding: 0.35rem 1rem;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
}

.section-tag::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--green-500);
  border-radius: 50%;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 4.2vw, 3.1rem);
  font-weight: 700;
  line-height: 1.15;
  color: #ffffff;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.section-sub {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.5);
  max-width: 560px;
  margin: 0 auto;
}

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

/* === BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.8rem 1.8rem;
  border-radius: var(--radius-full);
  transition: var(--transition);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--grad-primary);
  color: #fff;
  box-shadow: 0 4px 20px rgba(30, 94, 255, 0.3);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(30, 94, 255, 0.45);
}

.btn-ghost {
  background: transparent;
  color: rgba(255,255,255,0.8);
  border: 1px solid rgba(255,255,255,0.15);
}

.btn-ghost:hover {
  border-color: rgba(30, 94, 255, 0.4);
  color: var(--gold-400);
  background: rgba(30, 94, 255, 0.06);
  transform: translateY(-2px);
}

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

.btn-lg {
  padding: 1rem 2.4rem;
  font-size: 1.05rem;
}

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

#heroCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.hero-particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 780px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.83rem;
  font-weight: 500;
  color: rgba(255,255,255,0.65);
  background: rgba(30, 94, 255, 0.07);
  border: 1px solid rgba(30, 94, 255, 0.2);
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  margin-bottom: 2rem;
}

.badge-dot {
  width: 7px;
  height: 7px;
  background: var(--green-500);
  border-radius: 50%;
  animation: badgePulse 2s ease infinite;
}

@keyframes badgePulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(30, 94, 255,0.4); }
  50% { opacity: 0.7; box-shadow: 0 0 0 5px rgba(30, 94, 255,0); }
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.8rem, 7vw, 5.6rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: 0.005em;
  text-transform: uppercase;
  color: #ffffff;
  margin-bottom: 1.5rem;
}

.hero-title-accent {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-keywords {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.keyword {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--gold-400);
  letter-spacing: 0.02em;
}

.keyword-dot {
  color: rgba(255,255,255,0.25);
  font-size: 1.2rem;
}

.hero-sub {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.55);
  max-width: 520px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 3.5rem;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.stat-number {
  font-size: 2.2rem;
  font-weight: 800;
  color: #f1f5f9;
  letter-spacing: -0.03em;
  line-height: 1;
}

.stat-plus {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--green-500);
  display: inline;
}

.stat-label {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.45);
  font-weight: 400;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,0.1);
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 2;
}

.hero-scroll-indicator span {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.3);
}

.scroll-line {
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, rgba(30, 94, 255,0.6), transparent);
  animation: scrollLine 1.8s ease-in-out infinite;
}

@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* === ANIMATE-IN === */
.animate-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.animate-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* === REVEAL ANIMATIONS === */
.reveal-up,
.reveal-left,
.reveal-right {
  opacity: 0;
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

.reveal-up { transform: translateY(50px); }
.reveal-left { transform: translateX(-50px); }
.reveal-right { transform: translateX(50px); }

.reveal-up.revealed,
.reveal-left.revealed,
.reveal-right.revealed {
  opacity: 1;
  transform: translate(0);
}

/* === ABOUT === */
.about {
  background: var(--color-bg-2);
  overflow: hidden;
}

.about::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(30, 94, 255,0.05) 0%, transparent 70%);
  pointer-events: none;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: center;
}

.about-image-wrapper {
  position: relative;
}

.about-image-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  aspect-ratio: 1/1;
  box-shadow: var(--shadow-md);
}

.about-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  transition: transform 0.6s ease;
}

.about-image-frame:hover .about-img {
  transform: scale(1.03);
}

.about-badge-card {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1rem 1.2rem;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(10px);
}

.about-badge-card i {
  font-size: 1.5rem;
  background: var(--grad-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.about-badge-card div {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.about-badge-card strong {
  font-size: 0.9rem;
  font-weight: 700;
  color: #f1f5f9;
}

.about-badge-card span {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.45);
}

.about-glow {
  position: absolute;
  bottom: -60px;
  left: -60px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(30, 94, 255,0.12) 0%, transparent 70%);
  pointer-events: none;
}

.about-text {
  color: rgba(255,255,255,0.6);
  font-size: 1rem;
  margin-bottom: 1.2rem;
  line-height: 1.75;
}

.about-text strong {
  color: var(--gold-400);
  font-weight: 600;
}

.specialties {
  margin: 2rem 0;
}

.specialties-title {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: 0.8rem;
}

.specialties-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.specialty-tag {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--green-400);
  background: rgba(30, 94, 255, 0.07);
  border: 1px solid rgba(30, 94, 255, 0.2);
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-full);
  transition: var(--transition);
}

.specialty-tag:hover {
  background: rgba(30, 94, 255, 0.15);
  border-color: rgba(30, 94, 255, 0.4);
  transform: translateY(-1px);
}

/* === SERVICES === */
.services {
  background: var(--color-bg);
  overflow: hidden;
}

.services::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(30, 94, 255,0.04) 0%, transparent 70%);
  pointer-events: none;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.service-card {
  position: relative;
  background: var(--grad-card);
  border: 1px solid rgba(255, 255, 255, 0.04);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  overflow: hidden;
  transition: var(--transition);
  cursor: default;
  box-shadow: var(--shadow-sm);
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--grad-primary);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.service-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--grad-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.service-card:hover {
  border-color: rgba(30, 94, 255, 0.3);
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4), var(--shadow-green);
}

.service-card:hover::after {
  transform: scaleX(1);
}

.service-icon-wrap {
  position: relative;
  z-index: 1;
  margin-bottom: 1.2rem;
}

.service-icon {
  width: 52px;
  height: 52px;
  background: rgba(30, 94, 255, 0.1);
  border: 1px solid rgba(30, 94, 255, 0.2);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--green-500);
  transition: var(--transition);
}

.service-card:hover .service-icon {
  background: rgba(30, 94, 255, 0.2);
  border-color: rgba(30, 94, 255, 0.4);
  transform: scale(1.08);
  box-shadow: var(--shadow-green);
}

.service-title {
  position: relative;
  z-index: 1;
  font-size: 1rem;
  font-weight: 700;
  color: #f1f5f9;
  margin-bottom: 0.7rem;
  line-height: 1.3;
}

.service-desc {
  position: relative;
  z-index: 1;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.65;
}

.service-line {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--grad-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.service-card:hover .service-line {
  transform: scaleX(1);
}

.service-number {
  position: absolute;
  top: 1.2rem;
  right: 1.2rem;
  font-size: 2rem;
  font-weight: 900;
  color: rgba(255,255,255,0.04);
  line-height: 1;
  z-index: 0;
  transition: var(--transition);
}

.service-card:hover .service-number {
  color: rgba(30, 94, 255, 0.08);
}

/* === PORTFOLIO === */
.portfolio {
  background: var(--color-bg-2);
}

.portfolio-grid {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.portfolio-card {
  position: relative;
}

.portfolio-card-inner {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 0;
  background: var(--grad-card);
  border: 1px solid rgba(255, 255, 255, 0.04);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: var(--transition);
  box-shadow: var(--shadow-md);
}

.portfolio-card:nth-child(even) .portfolio-card-inner {
  direction: rtl;
}

.portfolio-card:nth-child(even) .portfolio-card-inner > * {
  direction: ltr;
}

.portfolio-card-inner:hover {
  border-color: rgba(30, 94, 255, 0.25);
  box-shadow: var(--shadow-lg), var(--shadow-gold);
  transform: translateY(-4px);
}

.portfolio-preview {
  position: relative;
  overflow: hidden;
  background: #0a0f18;
  aspect-ratio: 16/9;
}

.portfolio-preview-frame {
  width: 100%;
  height: 100%;
  overflow: hidden;
  position: relative;
}

.portfolio-preview-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.portfolio-card-inner:hover .portfolio-preview-frame img {
  transform: scale(1.05);
}

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(8,11,15,0.85) 0%, transparent 60%);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.portfolio-card-inner:hover .portfolio-overlay {
  opacity: 1;
}

.portfolio-visit-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  font-weight: 600;
  color: #fff;
  background: var(--grad-primary);
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius-full);
  transition: var(--transition);
  transform: translateY(10px);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.portfolio-card-inner:hover .portfolio-visit-btn {
  transform: translateY(0);
}

.portfolio-visit-btn:hover {
  box-shadow: 0 8px 25px rgba(30, 94, 255,0.4);
}

.portfolio-number {
  position: absolute;
  top: 1rem;
  left: 1rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: #fff;
  background: var(--grad-primary);
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 0;
  z-index: 5;
}

.portfolio-info {
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.portfolio-category {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--green-500);
  margin-bottom: 0.75rem;
}

.portfolio-title {
  font-size: 1.75rem;
  font-weight: 800;
  color: #f1f5f9;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
  line-height: 1.1;
}

.portfolio-desc {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.portfolio-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.ptag {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--gold-400);
  background: rgba(30, 94, 255, 0.07);
  border: 1px solid rgba(30, 94, 255, 0.15);
  padding: 0.25rem 0.7rem;
  border-radius: var(--radius-full);
}

.portfolio-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--green-400);
  transition: var(--transition);
}

.portfolio-link:hover {
  color: var(--gold-400);
  gap: 12px;
}

/* === WHY === */
.why {
  background: var(--color-bg);
  overflow: hidden;
}

.why::before {
  content: '';
  position: absolute;
  bottom: -100px;
  left: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(30, 94, 255,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.why-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: center;
}

.why-intro {
  font-size: 1rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.75;
  margin: 1.5rem 0 2rem;
}

.why-reasons {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.reason-item {
  display: flex;
  align-items: flex-start;
  gap: 1.2rem;
  background: var(--grad-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.3rem 1.5rem;
  transition: var(--transition);
}

.reason-item:hover {
  border-color: rgba(30, 94, 255, 0.25);
  transform: translateX(6px);
  box-shadow: var(--shadow-md);
}

.reason-icon {
  width: 46px;
  height: 46px;
  flex-shrink: 0;
  background: rgba(30, 94, 255, 0.08);
  border: 1px solid rgba(30, 94, 255, 0.2);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold-400);
  font-size: 1.1rem;
  transition: var(--transition);
}

.reason-item:hover .reason-icon {
  background: rgba(30, 94, 255, 0.15);
  border-color: rgba(30, 94, 255, 0.35);
  box-shadow: var(--shadow-gold);
}

.reason-content h4 {
  font-size: 1rem;
  font-weight: 700;
  color: #f1f5f9;
  margin-bottom: 0.3rem;
}

.reason-content p {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.6;
}

/* === CTA BANNER === */
.cta-banner {
  position: relative;
  padding: clamp(4rem, 8vw, 7rem) 0;
  overflow: hidden;
  text-align: center;
}

.cta-banner-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(30, 94, 255,0.08) 0%, rgba(30, 94, 255,0.06) 100%);
  border-top: 1px solid rgba(30, 94, 255,0.1);
  border-bottom: 1px solid rgba(30, 94, 255,0.1);
}

.cta-banner-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(30, 94, 255,0.12) 0%, transparent 70%);
}

.cta-banner-content {
  position: relative;
  z-index: 1;
}

.cta-banner-content h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.9rem, 4vw, 2.7rem);
  font-weight: 700;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: #f1f5f9;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.cta-banner-content p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.5);
  max-width: 520px;
  margin: 0 auto 2.5rem;
}

/* === CONTACT === */
.contact {
  background: var(--color-bg-2);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: clamp(2.5rem, 5vw, 5rem);
  align-items: start;
}

.contact-form-wrap {
  background: var(--grad-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: clamp(2rem, 4vw, 3rem);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: rgba(255,255,255,0.55);
  letter-spacing: 0.04em;
}

.form-group input,
.form-group textarea {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-md);
  padding: 0.8rem 1.1rem;
  color: #f1f5f9;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition);
  resize: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(255,255,255,0.25);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: rgba(30, 94, 255, 0.4);
  background: rgba(30, 94, 255, 0.04);
  box-shadow: 0 0 0 3px rgba(30, 94, 255, 0.08);
}

.form-msg {
  font-size: 0.88rem;
  font-weight: 500;
  text-align: center;
  padding: 0.75rem;
  border-radius: var(--radius-md);
  display: none;
}

.form-msg.success {
  display: block;
  background: rgba(30, 94, 255,0.1);
  color: var(--green-400);
  border: 1px solid rgba(30, 94, 255,0.2);
}

.form-msg.error {
  display: block;
  background: rgba(239,68,68,0.1);
  color: #f87171;
  border: 1px solid rgba(239,68,68,0.2);
}

.contact-info-card {
  background: var(--grad-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: clamp(2rem, 4vw, 3rem);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-info-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: #f1f5f9;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.contact-link-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.2rem;
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.contact-link-item:hover {
  border-color: rgba(30, 94, 255, 0.25);
  background: rgba(30, 94, 255, 0.04);
  transform: translateX(4px);
}

.contact-link-item > i:last-child {
  color: rgba(255,255,255,0.2);
  font-size: 0.8rem;
  margin-left: auto;
  transition: var(--transition);
}

.contact-link-item:hover > i:last-child {
  color: var(--gold-400);
}

.contact-link-item > div {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.contact-link-item strong {
  font-size: 0.92rem;
  font-weight: 600;
  color: #f1f5f9;
}

.contact-link-item span {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.4);
}

.contact-link-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.contact-link-icon.wpp {
  background: rgba(37, 211, 102, 0.12);
  color: #25d366;
  border: 1px solid rgba(37, 211, 102, 0.2);
}

.contact-link-icon.insta {
  background: rgba(228, 64, 95, 0.12);
  color: #e4405f;
  border: 1px solid rgba(228, 64, 95, 0.2);
}

.contact-link-icon.linkedin {
  background: rgba(0, 119, 181, 0.12);
  color: #0077b5;
  border: 1px solid rgba(0, 119, 181, 0.2);
}

.contact-quote {
  background: rgba(30, 94, 255, 0.05);
  border: 1px solid rgba(30, 94, 255, 0.1);
  border-left: 3px solid var(--gold-500);
  border-radius: var(--radius-md);
  padding: 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.contact-quote i {
  color: var(--gold-500);
  font-size: 1rem;
}

.contact-quote p {
  font-size: 0.9rem;
  font-style: italic;
  color: rgba(255,255,255,0.6);
  line-height: 1.6;
}

.contact-quote span {
  font-size: 0.78rem;
  color: var(--gold-500);
  font-weight: 500;
}

/* === FOOTER === */
.footer {
  background: var(--color-bg-3);
  border-top: 1px solid var(--color-border);
}

.footer-top {
  padding: clamp(3rem, 6vw, 5rem) 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
  gap: 3rem;
}

.footer-brand-desc {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.4);
  line-height: 1.7;
  margin: 1.2rem 0 1.5rem;
  max-width: 300px;
}

.footer-socials {
  display: flex;
  gap: 0.5rem;
}

.footer-socials a {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.45);
  font-size: 0.9rem;
  transition: var(--transition);
}

.footer-socials a:hover {
  color: var(--gold-400);
  border-color: rgba(30, 94, 255, 0.3);
  background: rgba(30, 94, 255, 0.06);
  transform: translateY(-2px);
}

.footer-links h4 {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  margin-bottom: 1.2rem;
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.footer-links a {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.4);
  transition: color 0.25s ease, transform 0.25s ease;
  display: inline-block;
}

.footer-links a:hover {
  color: var(--gold-400);
  transform: translateX(4px);
}

.footer-cta-col h4 {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  margin-bottom: 0.8rem;
}

.footer-cta-col p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.4);
  margin-bottom: 1.2rem;
  line-height: 1.6;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.05);
  padding: 1.5rem 0;
}

.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.footer-bottom p {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.3);
}

.footer-bottom strong {
  color: rgba(255,255,255,0.55);
  font-weight: 500;
}

/* === WHATSAPP FLOAT === */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 58px;
  height: 58px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: #fff;
  box-shadow: 0 6px 25px rgba(37, 211, 102, 0.4);
  z-index: 900;
  transition: var(--transition);
}

.whatsapp-float:hover {
  transform: scale(1.12) translateY(-3px);
  box-shadow: 0 10px 35px rgba(37, 211, 102, 0.55);
}

.whatsapp-pulse {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: rgba(37, 211, 102, 0.3);
  animation: wppPulse 2.5s ease-out infinite;
}

@keyframes wppPulse {
  0% { transform: scale(1); opacity: 0.7; }
  100% { transform: scale(1.8); opacity: 0; }
}

/* === PARTICLE CANVAS === */
.particle {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  opacity: 0;
  animation: particleFloat linear infinite;
}

@keyframes particleFloat {
  0% { transform: translateY(0) translateX(0); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 0.5; }
  100% { transform: translateY(-120vh) translateX(var(--x-drift, 50px)); opacity: 0; }
}

/* === RESPONSIVE === */
@media (max-width: 1200px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 1024px) {
  .nav-menu { display: none; }
  .hamburger { display: flex; }
  .nav-socials { display: none; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .about-grid { grid-template-columns: 1fr; gap: 3rem; }
  .portfolio-card-inner { grid-template-columns: 1fr; }
  .portfolio-card:nth-child(even) .portfolio-card-inner { direction: ltr; }
  .why-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .services-grid { grid-template-columns: 1fr 1fr; }
  .hero-stats { gap: 1.5rem; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    bottom: 0;
    width: min(320px, 90vw);
    background: rgba(13, 17, 23, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 2.5rem;
    gap: 0.25rem;
    border-left: 1px solid rgba(30, 94, 255, 0.1);
    transition: right 0.4s var(--ease);
    z-index: 999;
  }

  .nav-menu.open {
    right: 0;
    display: flex;
  }

  .nav-link {
    font-size: 1.1rem;
    padding: 0.75rem 0;
    width: 100%;
    border-bottom: 1px solid rgba(255,255,255,0.04);
  }

  .nav-cta {
    margin-top: 1rem;
  }

  .portfolio-info {
    padding: 1.8rem;
  }
}

@media (max-width: 480px) {
  .services-grid { grid-template-columns: 1fr; }
  .hero-stats { flex-direction: column; gap: 1.5rem; align-items: flex-start; }
  .stat-divider { width: 40px; height: 1px; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
}

/* ============================================
   MOBILE UX OPTIMIZATIONS (Touch Psychology & Ergonomics)
   ============================================ */
* {
  -webkit-tap-highlight-color: transparent;
}

@media (max-width: 768px) {
  /* Ensure min 48px touch targets (Fitts' Law) */
  .btn, .nav-link, .social-icon, .contact-link-item, .whatsapp-float {
    min-height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }
  
  .social-icon {
    min-width: 48px;
  }

  /* Increase spacing in thumb zones */
  .hero-actions {
    gap: 16px; /* Avoid miss-clicks */
  }

  .nav-menu {
    gap: 24px;
  }
}

/* Fix sticky hover on iOS (Only apply hover on pointers) */
@media (hover: none) {
  .service-card:hover,
  .portfolio-card-inner:hover,
  .btn:hover,
  .social-icon:hover {
    transform: none !important;
    box-shadow: none !important;
  }
}