/* ============================================
   LEON THE GRAPH MASTER — PURE CSS
   Premium Brutalist Portfolio
   ============================================ */

/* ── CSS Custom Properties ── */
:root {
  --color-bg: #f5f0eb;
  --color-bg-dark: #0a0a0a;
  --color-bg-accent: #111111;
  --color-text: #0a0a0a;
  --color-text-light: #f5f0eb;
  --color-accent: #ff3d00;
  --color-accent-secondary: #00e5ff;
  --color-muted: #888;
  --color-border: #0a0a0a;
  --color-overlay: rgba(10, 10, 10, 0.92);

  --font-display: 'Clash Display', 'Inter', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --section-padding: clamp(60px, 8vw, 120px);
  --container-padding: clamp(20px, 4vw, 80px);

  --transition-smooth: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-elastic: cubic-bezier(0.68, -0.55, 0.27, 1.55);
  --transition-expo: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  overflow-x: hidden;
}

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

::selection {
  background: var(--color-accent);
  color: #fff;
}

::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--color-bg);
}

::-webkit-scrollbar-thumb {
  background: var(--color-text);
  border-radius: 3px;
}

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

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

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

/* ── Custom Cursor ── */
.cursor-dot {
  position: fixed;
  top: 0;
  left: 0;
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
  pointer-events: none;
  z-index: 10000;
  transform: translate(-50%, -50%);
  transition: width 0.3s var(--transition-expo),
              height 0.3s var(--transition-expo),
              background 0.3s ease;
  mix-blend-mode: difference;
}

.cursor-ring {
  position: fixed;
  top: 0;
  left: 0;
  width: 40px;
  height: 40px;
  border: 2px solid var(--color-accent);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: width 0.4s var(--transition-expo),
              height 0.4s var(--transition-expo),
              border-color 0.3s ease,
              opacity 0.3s ease;
  mix-blend-mode: difference;
}

.cursor-dot.hovering {
  width: 50px;
  height: 50px;
  background: var(--color-accent);
  mix-blend-mode: difference;
}

.cursor-ring.hovering {
  width: 70px;
  height: 70px;
  border-color: var(--color-accent-secondary);
  opacity: 0.5;
}

/* ── Grain Overlay ── */
.grain-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 9998;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
}

/* ── Page Loader ── */
.page-loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-bg-dark);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.8s var(--transition-expo),
              visibility 0.8s;
}

.page-loader.loaded {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader-text {
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 5rem);
  font-weight: 900;
  color: var(--color-text-light);
  letter-spacing: -0.04em;
  overflow: hidden;
}

.loader-text span {
  display: inline-block;
  transform: translateY(100%);
  animation: loaderReveal 0.6s var(--transition-expo) forwards;
}

@keyframes loaderReveal {
  to { transform: translateY(0); }
}

.loader-progress {
  position: absolute;
  bottom: 60px;
  left: 50%;
  transform: translateX(-50%);
  width: 120px;
  height: 2px;
  background: rgba(255,255,255,0.15);
  overflow: hidden;
  border-radius: 2px;
}

.loader-progress-bar {
  width: 0%;
  height: 100%;
  background: var(--color-accent);
  animation: loaderProgress 1.8s var(--transition-expo) forwards;
}

@keyframes loaderProgress {
  to { width: 100%; }
}

/* ── Navigation ── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 20px var(--container-padding);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background 0.4s ease, padding 0.4s ease, 
              backdrop-filter 0.4s ease, box-shadow 0.4s ease;
}

.nav.scrolled {
  background: rgba(245, 240, 235, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding-top: 12px;
  padding-bottom: 12px;
  box-shadow: 0 1px 0 rgba(0,0,0,0.1);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 900;
  letter-spacing: -0.05em;
  position: relative;
}

.nav-logo::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--transition-expo);
}

.nav-logo:hover::after {
  transform: scaleX(1);
}

.nav-links {
  display: flex;
  gap: 40px;
  list-style: none;
}

.nav-link {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  position: relative;
  padding: 4px 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.5s var(--transition-expo);
}

.nav-link:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* Language Switcher */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: 20px;
}

.lang-btn {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted);
  padding: 5px 10px;
  border: 1px solid transparent;
  transition: all 0.3s var(--transition-expo);
  position: relative;
  background: none;
  cursor: pointer;
}

.lang-btn:hover {
  color: var(--color-text);
  border-color: var(--color-accent);
}

.lang-btn.active {
  color: #fff;
  background: var(--color-accent);
  border-color: var(--color-accent);
}

.lang-divider {
  font-size: 0.6rem;
  color: rgba(0, 0, 0, 0.15);
  user-select: none;
  font-weight: 300;
}

/* Mobile Language Switcher */
.mobile-lang-switcher {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-lang-switcher .lang-btn {
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.75rem;
  padding: 8px 16px;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.mobile-lang-switcher .lang-btn:hover {
  color: #fff;
  border-color: var(--color-accent);
}

.mobile-lang-switcher .lang-btn.active {
  color: #fff;
  background: var(--color-accent);
  border-color: var(--color-accent);
}

.mobile-lang-switcher .lang-divider {
  color: rgba(255, 255, 255, 0.15);
}

/* Mobile Menu Button */
.nav-menu-btn {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding: 8px;
  z-index: 1001;
}

.nav-menu-btn span {
  display: block;
  width: 28px;
  height: 2px;
  background: var(--color-text);
  transition: transform 0.4s var(--transition-expo),
              opacity 0.3s ease;
}

.nav-menu-btn.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 6px);
}

.nav-menu-btn.active span:nth-child(2) {
  opacity: 0;
}

.nav-menu-btn.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -6px);
}

/* Mobile Menu Overlay */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-overlay);
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 30px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.5s var(--transition-expo),
              visibility 0.5s;
}

.mobile-menu.active {
  opacity: 1;
  visibility: visible;
}

.mobile-menu a {
  font-family: var(--font-display);
  font-size: clamp(2rem, 8vw, 4rem);
  font-weight: 900;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: -0.03em;
  transition: color 0.3s ease, transform 0.3s var(--transition-expo);
  transform: translateY(30px);
  opacity: 0;
}

.mobile-menu.active a {
  transform: translateY(0);
  opacity: 1;
}

.mobile-menu.active a:nth-child(1) { transition-delay: 0.1s; }
.mobile-menu.active a:nth-child(2) { transition-delay: 0.2s; }
.mobile-menu.active a:nth-child(3) { transition-delay: 0.3s; }
.mobile-menu.active a:nth-child(4) { transition-delay: 0.4s; }

.mobile-menu a:hover {
  color: var(--color-accent);
  transform: translateX(15px) !important;
}

/* ── Section Base ── */
.section {
  padding: var(--section-padding) var(--container-padding);
  border-bottom: 2px solid var(--color-border);
  position: relative;
}

.section--no-padding {
  padding: 0;
}

.section--dark {
  background: var(--color-bg-dark);
  color: var(--color-text-light);
  border-color: #222;
}

.section--accent {
  background: var(--color-bg-accent);
  color: var(--color-text-light);
  border-color: #222;
}

/* ── Reveal Animations ── */
.reveal {
  opacity: 0;
  transform: translateY(60px);
  transition: opacity 0.8s var(--transition-expo),
              transform 0.8s var(--transition-expo);
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-80px);
  transition: opacity 0.8s var(--transition-expo),
              transform 0.8s var(--transition-expo);
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(80px);
  transition: opacity 0.8s var(--transition-expo),
              transform 0.8s var(--transition-expo);
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.85);
  transition: opacity 0.8s var(--transition-expo),
              transform 0.8s var(--transition-expo);
}

.reveal-scale.visible {
  opacity: 1;
  transform: scale(1);
}

/* Staggered delays */
.delay-1 { transition-delay: 0.1s !important; }
.delay-2 { transition-delay: 0.2s !important; }
.delay-3 { transition-delay: 0.3s !important; }
.delay-4 { transition-delay: 0.4s !important; }
.delay-5 { transition-delay: 0.5s !important; }
.delay-6 { transition-delay: 0.6s !important; }

/* ── Hero Section ── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding-top: 140px;
  padding-bottom: clamp(40px, 6vw, 80px);
  position: relative;
  overflow: hidden;
  border-bottom: none;
}

.hero::before {
  content: '';
  position: absolute;
  top: 15%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255, 61, 0, 0.06) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  animation: heroGlow 8s ease-in-out infinite alternate;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 10%;
  left: -5%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.04) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  animation: heroGlow 10s ease-in-out infinite alternate-reverse;
}

@keyframes heroGlow {
  0% { transform: translate(0, 0) scale(1); opacity: 0.5; }
  100% { transform: translate(30px, -20px) scale(1.15); opacity: 1; }
}

.hero-subtitle {
  font-size: clamp(0.6rem, 1.2vw, 0.85rem);
  font-weight: 700;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  margin-bottom: 30px;
  color: var(--color-muted);
  position: relative;
  z-index: 1;
}

.hero-subtitle .accent-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
  margin-right: 12px;
  vertical-align: middle;
  animation: dotPulse 2s ease-in-out infinite;
}

@keyframes dotPulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.5); opacity: 0.7; }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 13vw, 14rem);
  font-weight: 900;
  line-height: 0.85;
  letter-spacing: -0.05em;
  text-transform: uppercase;
  margin-bottom: clamp(30px, 5vw, 60px);
  position: relative;
  z-index: 1;
}

.hero-title .line {
  display: block;
  overflow: hidden;
}

.hero-title .line span {
  display: inline-block;
  transform: translateY(110%);
  transition: transform 1s var(--transition-expo);
}

.hero-title.animate .line span {
  transform: translateY(0);
}

.hero-title .line:nth-child(1) span { transition-delay: 0.2s; }
.hero-title .line:nth-child(2) span { transition-delay: 0.35s; }
.hero-title .line:nth-child(3) span { transition-delay: 0.5s; }

.hero-title .accent {
  color: var(--color-accent);
  position: relative;
}

.hero-title .outline-text {
  -webkit-text-stroke: 2px var(--color-text);
  color: transparent;
  transition: color 0.5s ease, -webkit-text-stroke 0.5s ease;
}

.hero-title .outline-text:hover {
  -webkit-text-stroke: 0px;
  color: var(--color-accent);
}

.hero-bottom {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(20px, 4vw, 60px);
  align-items: end;
  position: relative;
  z-index: 1;
}

.hero-description {
  font-size: clamp(0.95rem, 1.8vw, 1.35rem);
  font-weight: 500;
  line-height: 1.6;
  text-transform: uppercase;
  max-width: 580px;
  letter-spacing: 0.02em;
}

.hero-description .highlight-link {
  display: inline;
  text-decoration: underline;
  text-decoration-color: var(--color-accent);
  text-decoration-thickness: 3px;
  text-underline-offset: 5px;
  transition: background 0.3s ease, color 0.3s ease, padding 0.3s ease;
}

.hero-description .highlight-link:hover {
  background: var(--color-accent);
  color: #fff;
  padding: 0 6px;
}

.hero-scroll-indicator {
  display: flex;
  justify-content: flex-end;
  align-items: flex-end;
}

.scroll-arrow {
  width: 50px;
  height: 50px;
  border: 2px solid var(--color-text);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  animation: scrollBounce 2s ease-in-out infinite;
  transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

.scroll-arrow:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}

@keyframes scrollBounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(10px); }
}

/* ── Marquee Section ── */
.marquee-section {
  padding: clamp(18px, 3vw, 30px) 0;
  background: #fff;
  border-top: 2px solid var(--color-border);
  border-bottom: 2px solid var(--color-border);
  overflow: hidden;
  position: relative;
}

.marquee-track {
  display: flex;
  width: max-content;
  animation: marqueeScroll 30s linear infinite;
}

.marquee-track:hover {
  animation-play-state: paused;
}

.marquee-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 0 24px;
  white-space: nowrap;
}

.marquee-item .marquee-logo {
  width: 20px;
  height: 20px;
  object-fit: contain;
  opacity: 0.55;
  transition: opacity 0.3s ease, transform 0.3s var(--transition-expo), filter 0.3s ease;
  filter: brightness(0);
}

.marquee-item:hover .marquee-logo {
  opacity: 1;
  transform: scale(1.2);
  filter: brightness(0) drop-shadow(0 0 4px rgba(255, 61, 0, 0.35));
}

.marquee-item .separator {
  font-size: 0.6rem;
  font-weight: 900;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-muted);
}

@keyframes marqueeScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-33.333%); }
}

/* ── Manifesto Section ── */
.manifesto {
  background: var(--color-bg-dark);
  color: var(--color-text-light);
  position: relative;
  overflow: hidden;
}

.manifesto::before {
  content: '"';
  position: absolute;
  top: -40px;
  left: var(--container-padding);
  font-family: var(--font-display);
  font-size: clamp(15rem, 30vw, 40rem);
  font-weight: 900;
  color: rgba(255, 61, 0, 0.06);
  line-height: 1;
  pointer-events: none;
}

.manifesto-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: clamp(60px, 10vw, 120px) 0;
  position: relative;
  z-index: 1;
}

.manifesto-label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.5em;
  text-transform: uppercase;
  color: #555;
  margin-bottom: clamp(30px, 5vw, 50px);
  display: flex;
  align-items: center;
  gap: 15px;
}

.manifesto-label::before {
  content: '';
  width: 30px;
  height: 2px;
  background: var(--color-accent);
}

.manifesto-content {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1.3;
  font-style: italic;
  margin-bottom: clamp(30px, 5vw, 50px);
  letter-spacing: -0.02em;
}

.manifesto-loading {
  height: 200px;
  display: flex;
  align-items: center;
}

.manifesto-loading span {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  animation: manifestoPulse 1.5s ease-in-out infinite;
}

@keyframes manifestoPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.manifesto-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.keyword-tag {
  padding: 8px 20px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  transition: all 0.4s var(--transition-expo);
  position: relative;
  overflow: hidden;
}

.keyword-tag::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--color-accent);
  transition: left 0.4s var(--transition-expo);
  z-index: -1;
}

.keyword-tag:hover {
  border-color: var(--color-accent);
  color: #fff;
}

.keyword-tag:hover::before {
  left: 0;
}

/* ── Projects Section ── */
.projects-header {
  padding: clamp(40px, 6vw, 80px) var(--container-padding);
  border-bottom: 2px solid var(--color-border);
}

.projects-header h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 5rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  text-transform: uppercase;
}

.projects-header .counter {
  display: inline-block;
  font-size: 0.8em;
  color: var(--color-accent);
  font-family: var(--font-mono);
  margin-left: 10px;
  vertical-align: super;
}

.project-item {
  display: flex;
  border-bottom: 2px solid var(--color-border);
  position: relative;
  overflow: hidden;
}

.project-item:last-child {
  border-bottom: none;
}

.project-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-accent);
  transform: translateX(-101%);
  transition: transform 0.6s var(--transition-expo);
  z-index: 1;
  pointer-events: none;
  opacity: 0.03;
}

.project-item:hover::before {
  transform: translateX(0);
}

.project-image-wrapper {
  width: 50%;
  overflow: hidden;
  position: relative;
  border-right: 2px solid var(--color-border);
}

.project-item:nth-child(even) .project-image-wrapper {
  order: 2;
  border-right: none;
  border-left: 2px solid var(--color-border);
}

.project-image-wrapper img {
  width: 100%;
  height: 500px;
  object-fit: cover;
  filter: grayscale(100%);
  transition: filter 0.7s ease, transform 0.7s var(--transition-expo);
  transform: scale(1.05);
}

.project-item:hover .project-image-wrapper img {
  filter: grayscale(0%);
  transform: scale(1);
}

.project-image-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, transparent 60%, rgba(0,0,0,0.3));
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.project-item:hover .project-image-overlay {
  opacity: 1;
}

.project-content {
  width: 50%;
  padding: clamp(30px, 4vw, 70px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  z-index: 2;
}

.project-category {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.35em;
  color: var(--color-muted);
  text-transform: uppercase;
  margin-bottom: 15px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.project-category::before {
  content: '';
  width: 20px;
  height: 2px;
  background: var(--color-accent);
}

.project-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3.5rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  margin-bottom: 20px;
  line-height: 1;
}

.project-description {
  font-size: clamp(0.85rem, 1.3vw, 1.05rem);
  color: var(--color-muted);
  text-transform: uppercase;
  line-height: 1.7;
  margin-bottom: 40px;
  letter-spacing: 0.03em;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding-bottom: 6px;
  border-bottom: 3px solid var(--color-text);
  transition: border-color 0.3s ease, gap 0.3s var(--transition-expo);
  align-self: flex-start;
}

.project-link:hover {
  border-color: var(--color-accent);
  gap: 20px;
}

.project-link .arrow {
  display: inline-block;
  transition: transform 0.3s var(--transition-expo);
}

.project-link:hover .arrow {
  transform: translateX(5px);
}

/* ── Expertise Section ── */
.expertise {
  background: var(--color-bg-accent);
  color: var(--color-text-light);
}

.expertise-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.expertise-card {
  padding: clamp(30px, 4vw, 60px);
  border-right: 1px solid #222;
  position: relative;
  overflow: hidden;
  transition: background 0.5s ease;
}

.expertise-card:last-child {
  border-right: none;
}

.expertise-card::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 0%;
  background: var(--color-accent);
  transition: height 0.5s var(--transition-expo);
  z-index: 0;
}

.expertise-card:hover::before {
  height: 100%;
}

.expertise-card > * {
  position: relative;
  z-index: 1;
}

.expertise-number {
  font-family: var(--font-display);
  font-size: clamp(3rem, 5vw, 5rem);
  font-weight: 900;
  color: #1a1a1a;
  margin-bottom: 30px;
  user-select: none;
  transition: color 0.4s ease;
  line-height: 1;
}

.expertise-card:hover .expertise-number {
  color: rgba(255, 255, 255, 0.2);
}

.expertise-title {
  font-family: var(--font-display);
  font-size: clamp(1rem, 1.5vw, 1.3rem);
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}

.expertise-description {
  font-size: 0.8rem;
  color: #666;
  line-height: 1.8;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  transition: color 0.4s ease;
}

.expertise-card:hover .expertise-description {
  color: rgba(255, 255, 255, 0.85);
}

/* ── Stats Bar ── */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: var(--color-bg-dark);
  border-bottom: 2px solid #222;
}

.stat-item {
  padding: clamp(25px, 4vw, 50px);
  text-align: center;
  border-right: 1px solid #222;
  color: var(--color-text-light);
}

.stat-item:last-child {
  border-right: none;
}

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 900;
  color: var(--color-accent);
  margin-bottom: 6px;
  letter-spacing: -0.03em;
}

.stat-label {
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: #666;
}

/* ── Contact Section ── */
.contact {
  background: var(--color-bg);
  text-align: center;
}

.contact-inner {
  max-width: 1000px;
  margin: 0 auto;
  padding: clamp(60px, 10vw, 120px) 0;
}

.contact-heading {
  font-family: var(--font-display);
  font-size: clamp(3rem, 10vw, 10rem);
  font-weight: 900;
  letter-spacing: -0.05em;
  text-transform: uppercase;
  margin-bottom: clamp(30px, 5vw, 60px);
  line-height: 0.9;
}

.contact-heading .accent-line {
  color: var(--color-accent);
}

.contact-email {
  font-family: var(--font-display);
  font-size: clamp(1rem, 3vw, 2.5rem);
  font-weight: 700;
  text-transform: uppercase;
  position: relative;
  display: inline-block;
  padding: 10px 0;
  transition: color 0.3s ease;
}

.contact-email::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--color-accent);
  transform: scaleX(1);
  transform-origin: left;
  transition: transform 0.5s var(--transition-expo);
}

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

.contact-email:hover::after {
  transform: scaleX(0);
  transform-origin: right;
}

/* ── Footer ── */
.footer {
  border-top: 2px solid var(--color-border);
  padding: 30px var(--container-padding);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 15px;
}

.footer-text {
  font-size: 0.55rem;
  font-weight: 800;
  letter-spacing: 0.4em;
  text-transform: uppercase;
}

.footer-links {
  display: flex;
  gap: 30px;
}

.footer-link {
  font-size: 0.55rem;
  font-weight: 800;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  transition: opacity 0.3s ease;
  position: relative;
}

.footer-link:hover {
  opacity: 0.5;
}

.footer-link::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0%;
  height: 1px;
  background: var(--color-accent);
  transition: width 0.3s var(--transition-expo);
}

.footer-link:hover::after {
  width: 100%;
}

.footer-tagline {
  font-size: 0.55rem;
  font-weight: 800;
  letter-spacing: 0.4em;
  text-transform: uppercase;
}

/* ── Back to Top ── */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 48px;
  height: 48px;
  background: var(--color-accent);
  color: #fff;
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  z-index: 500;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: opacity 0.4s ease, visibility 0.4s ease, 
              transform 0.4s var(--transition-expo),
              background 0.3s ease;
  box-shadow: 0 4px 20px rgba(255, 61, 0, 0.3);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--color-text);
  transform: translateY(-4px);
}

/* ── CTA — Logo Services ── */
.cta-services {
  background: var(--color-bg-dark);
  color: var(--color-text-light);
  border-color: #222;
  overflow: hidden;
  position: relative;
}

.cta-services::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255, 61, 0, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.cta-services-inner {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.cta-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 30px;
}

.cta-badge-dot {
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
  animation: dotPulse 2s ease-in-out infinite;
}

.cta-heading {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 7vw, 6rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  margin-bottom: 30px;
}

.cta-heading-accent {
  color: var(--color-accent);
  font-style: italic;
}

.cta-subheading {
  font-size: clamp(1rem, 1.8vw, 1.25rem);
  line-height: 1.7;
  color: #aaa;
  max-width: 680px;
  margin: 0 auto 60px;
}

/* CTA Cards */
.cta-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-bottom: 60px;
  border: 1px solid #222;
}

.cta-card {
  padding: clamp(30px, 4vw, 50px);
  border-right: 1px solid #222;
  text-align: left;
  position: relative;
  transition: background 0.4s ease;
}

.cta-card:last-child {
  border-right: none;
}

.cta-card:hover {
  background: rgba(255, 255, 255, 0.03);
}

.cta-card--featured {
  background: rgba(255, 61, 0, 0.05);
  border-top: 3px solid var(--color-accent);
}

.cta-card--featured:hover {
  background: rgba(255, 61, 0, 0.08);
}

.cta-card-popular {
  position: absolute;
  top: -1px;
  right: 20px;
  background: var(--color-accent);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 6px 14px;
}

.cta-card-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 24px;
  color: var(--color-accent);
}

.cta-card-icon svg {
  width: 100%;
  height: 100%;
}

.cta-card-title {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2vw, 1.6rem);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}

.cta-card-desc {
  font-size: 0.9rem;
  line-height: 1.7;
  color: #888;
  margin-bottom: 24px;
}

.cta-card-features {
  list-style: none;
  padding: 0;
}

.cta-card-features li {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: #aaa;
  padding: 8px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  letter-spacing: 0.02em;
}

.cta-card-features li::before {
  content: '→ ';
  color: var(--color-accent);
  font-weight: 700;
}

/* CTA Action Button */
.cta-action {
  text-align: center;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  background: #25D366;
  color: #fff;
  font-family: var(--font-display);
  font-size: clamp(0.9rem, 1.5vw, 1.1rem);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 20px 50px;
  transition: all 0.4s var(--transition-expo);
  position: relative;
  overflow: hidden;
}

.cta-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  transition: left 0.6s ease;
}

.cta-button:hover {
  background: #1EBE5A;
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(37, 211, 102, 0.35);
}

.cta-button:hover::before {
  left: 100%;
}

.cta-response-time {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: #666;
  margin-top: 18px;
  letter-spacing: 0.02em;
}

/* ── Contact Grid ── */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 2px solid var(--color-border);
  margin-top: 60px;
  margin-bottom: 40px;
}

.contact-card {
  padding: clamp(25px, 3vw, 40px);
  border-right: 2px solid var(--color-border);
  text-align: center;
  transition: background 0.3s ease;
}

.contact-card:last-child {
  border-right: none;
}

.contact-card:hover {
  background: rgba(0, 0, 0, 0.03);
}

.contact-card-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 16px;
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-card-icon svg {
  fill: var(--color-accent);
  stroke: var(--color-accent);
}

.contact-card-title {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 8px;
}

.contact-card-link {
  font-family: var(--font-display);
  font-size: clamp(0.85rem, 1.3vw, 1.05rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--color-text);
  text-decoration: none;
  transition: color 0.3s ease;
  display: block;
}

.contact-card-link:hover {
  color: var(--color-accent);
}

/* Contact Reviews */
.contact-reviews {
  text-align: center;
  margin-bottom: 16px;
}

.reviews-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--color-text);
  padding: 14px 28px;
  border: 2px solid var(--color-border);
  transition: all 0.4s var(--transition-expo);
}

.reviews-link:hover {
  background: var(--color-text);
  color: var(--color-text-light);
  border-color: var(--color-text);
}

.reviews-link .arrow {
  transition: transform 0.3s var(--transition-expo);
}

.reviews-link:hover .arrow {
  transform: translateX(6px);
}

/* ── QR Contact Section ── */
.contact-qr {
  margin-top: 60px;
  margin-bottom: 40px;
  display: flex;
  justify-content: center;
}

.qr-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0;
  background: var(--color-bg-dark);
  padding: clamp(40px, 6vw, 70px) clamp(30px, 5vw, 80px);
  position: relative;
  overflow: hidden;
  width: 100%;
  max-width: 480px;
}

/* Subtle corner accents */
.qr-card::before,
.qr-card::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  border-color: var(--color-accent);
  border-style: solid;
  border-width: 0;
  transition: border-color 0.4s ease;
}

.qr-card::before {
  top: 12px;
  left: 12px;
  border-top-width: 2px;
  border-left-width: 2px;
}

.qr-card::after {
  bottom: 12px;
  right: 12px;
  border-bottom-width: 2px;
  border-right-width: 2px;
}

.qr-card:hover::before,
.qr-card:hover::after {
  border-color: #fff;
}

/* Label */
.qr-label {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.45em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.qr-label::before,
.qr-label::after {
  content: '';
  width: 20px;
  height: 1px;
  background: var(--color-accent);
  opacity: 0.5;
}

/* QR Frame */
.qr-card-inner {
  position: relative;
  width: 160px;
  height: 160px;
  padding: 14px;
  background: #fff;
  margin-bottom: 28px;
  transition: transform 0.5s var(--transition-expo), box-shadow 0.5s ease;
}

.qr-card:hover .qr-card-inner {
  transform: scale(1.04);
  box-shadow:
    0 0 0 1px rgba(255, 61, 0, 0.2),
    0 20px 60px rgba(255, 61, 0, 0.08),
    0 0 80px rgba(255, 61, 0, 0.04);
}

.qr-image {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

/* Scan line animation */
.qr-card-inner::after {
  content: '';
  position: absolute;
  top: 0;
  left: 10%;
  width: 80%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  opacity: 0;
  animation: qrScanLine 3s ease-in-out infinite;
}

@keyframes qrScanLine {
  0% { top: 8%; opacity: 0; }
  10% { opacity: 0.6; }
  90% { opacity: 0.6; }
  100% { top: 92%; opacity: 0; }
}

/* Info */
.qr-info {
  text-align: center;
}

.qr-title {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 10px;
  color: var(--color-text-light);
  line-height: 1.2;
}

.qr-desc {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: #666;
  line-height: 1.7;
  letter-spacing: 0.02em;
  max-width: 320px;
}

/* ── WhatsApp Floating Button ── */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  left: 30px;
  width: 60px;
  height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 998;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition: all 0.4s var(--transition-expo);
  animation: whatsappPulse 2s ease-in-out infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
  animation: none;
}

@keyframes whatsappPulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
  50% { box-shadow: 0 4px 30px rgba(37, 211, 102, 0.7); }
}

/* ── Project Modals — Case Studies ── */
.project-modal {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: none;
  align-items: center;
  justify-content: center;
}

.project-modal.active {
  display: flex;
}

.project-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  opacity: 0;
  transition: opacity 0.5s ease;
}

.project-modal.active .project-modal-backdrop {
  opacity: 1;
}

.project-modal-content {
  position: relative;
  z-index: 1;
  max-width: 620px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  padding: clamp(36px, 5vw, 60px);
  color: #fff;
}

/* Scrollbar styling */
.project-modal-content::-webkit-scrollbar {
  width: 3px;
}
.project-modal-content::-webkit-scrollbar-track {
  background: transparent;
}
.project-modal-content::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
}

/* Close button */
.project-modal-close {
  position: absolute;
  top: 0;
  right: 0;
  background: none;
  border: none;
  color: #fff;
  font-size: 1.2rem;
  cursor: pointer;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.4;
  transition: opacity 0.3s ease, transform 0.3s ease;
  font-family: var(--font-mono);
}

.project-modal-close:hover {
  opacity: 1;
  transform: rotate(90deg);
}

/* Staggered animation for children */
.project-modal-content > * {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.5s ease, transform 0.5s var(--transition-expo);
}

.project-modal.active .project-modal-content > *:nth-child(1) { opacity: 1; transform: translateY(0); transition-delay: 0.15s; }
.project-modal.active .project-modal-content > *:nth-child(2) { opacity: 1; transform: translateY(0); transition-delay: 0.1s; }
.project-modal.active .project-modal-content > *:nth-child(3) { opacity: 1; transform: translateY(0); transition-delay: 0.2s; }
.project-modal.active .project-modal-content > *:nth-child(4) { opacity: 1; transform: translateY(0); transition-delay: 0.3s; }
.project-modal.active .project-modal-content > *:nth-child(5) { opacity: 1; transform: translateY(0); transition-delay: 0.4s; }
.project-modal.active .project-modal-content > *:nth-child(6) { opacity: 1; transform: translateY(0); transition-delay: 0.5s; }
.project-modal.active .project-modal-content > *:nth-child(7) { opacity: 1; transform: translateY(0); transition-delay: 0.6s; }

/* Header */
.project-modal-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.project-modal-number {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 5rem);
  font-weight: 900;
  line-height: 1;
  color: var(--color-accent);
  opacity: 0.25;
}

.project-modal-tag {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-accent);
  border: 1px solid rgba(255, 61, 0, 0.3);
  padding: 6px 14px;
}

/* Title */
.project-modal-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 20px;
  color: #fff;
}

/* Description */
.project-modal-desc {
  font-size: 0.9rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 36px;
  max-width: 500px;
}

/* Metrics Grid */
.project-modal-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: rgba(255, 255, 255, 0.08);
  margin-bottom: 32px;
}

.project-modal-metric {
  background: rgba(0, 0, 0, 0.4);
  padding: 20px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.project-modal-metric .metric-value {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 800;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.project-modal-metric .metric-label {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.3);
}

/* Tools */
.project-modal-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 36px;
}

.project-modal-tools span {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5);
  padding: 6px 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.3s ease;
}

.project-modal-tools span:hover {
  color: #fff;
  border-color: var(--color-accent);
  background: rgba(255, 61, 0, 0.08);
}

/* CTA Button */
.project-modal-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-bg-dark);
  background: #fff;
  padding: 16px 32px;
  transition: all 0.4s var(--transition-expo);
  text-decoration: none;
}

.project-modal-cta:hover {
  background: var(--color-accent);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(255, 61, 0, 0.2);
}

/* ──────────────────────────────────
   RESPONSIVE DESIGN
   ────────────────────────────────── */

@media (max-width: 1024px) {
  .expertise-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .expertise-card:nth-child(2) {
    border-right: none;
  }

  .expertise-card:nth-child(1),
  .expertise-card:nth-child(2) {
    border-bottom: 1px solid #222;
  }

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

  .stat-item:nth-child(2) {
    border-right: none;
  }

  .stat-item:nth-child(1),
  .stat-item:nth-child(2) {
    border-bottom: 1px solid #222;
  }

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

  .cta-card:nth-child(1) {
    border-bottom: 1px solid #222;
  }

  .cta-card:nth-child(2) {
    border-right: none;
    border-bottom: 1px solid #222;
  }

  .cta-card:last-child {
    grid-column: 1 / -1;
    border-right: none;
  }

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

  .contact-card:nth-child(2) {
    border-right: none;
  }

  .contact-card:nth-child(1),
  .contact-card:nth-child(2) {
    border-bottom: 2px solid var(--color-border);
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .lang-switcher {
    display: none;
  }

  .nav-menu-btn {
    display: flex;
  }

  .hero-bottom {
    grid-template-columns: 1fr;
  }

  .hero-scroll-indicator {
    display: none;
  }

  .project-item {
    flex-direction: column;
  }

  .project-image-wrapper {
    width: 100%;
    border-right: none !important;
    border-left: none !important;
    border-bottom: 2px solid var(--color-border);
  }

  .project-item:nth-child(even) .project-image-wrapper {
    order: 0;
    border-left: none;
  }

  .project-image-wrapper img {
    height: 300px;
  }

  .project-content {
    width: 100%;
  }

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

  .expertise-card {
    border-right: none !important;
    border-bottom: 1px solid #222;
  }

  .expertise-card:last-child {
    border-bottom: none;
  }

  .stats-bar {
    grid-template-columns: 1fr 1fr;
  }

  .footer {
    flex-direction: column;
    text-align: center;
    gap: 20px;
  }

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

  .cta-card {
    border-right: none !important;
    border-bottom: 1px solid #222;
  }

  .cta-card:last-child {
    grid-column: auto;
    border-bottom: none;
  }

  .cta-button {
    padding: 18px 30px;
    font-size: 0.85rem;
  }

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

  .contact-card {
    border-right: none !important;
    border-bottom: 2px solid var(--color-border);
  }

  .contact-card:last-child {
    border-bottom: none;
  }

  .reviews-link {
    font-size: 0.7rem;
    padding: 12px 20px;
  }

  .qr-card {
    padding: 36px 24px;
  }

  .qr-card-inner {
    width: 130px;
    height: 130px;
  }

  .whatsapp-float {
    bottom: 20px;
    left: 20px;
    width: 52px;
    height: 52px;
  }

  .cursor-dot,
  .cursor-ring {
    display: none;
  }
}

@media (max-width: 480px) {
  .stats-bar {
    grid-template-columns: 1fr;
  }

  .stat-item {
    border-right: none !important;
    border-bottom: 1px solid #222;
  }

  .stat-item:last-child {
    border-bottom: none;
  }

  .contact-heading {
    font-size: clamp(2.5rem, 14vw, 5rem);
  }
}

/* ── Smooth hover for interactive elements ── */
.interactive {
  transition: transform 0.3s var(--transition-expo);
}

.interactive:hover {
  transform: translateY(-3px);
}

/* ── Utility ── */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ── Modal Responsive ── */
@media (max-width: 600px) {
  .project-modal-content {
    padding: 28px 20px;
  }

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

  .project-modal-cta {
    width: 100%;
    justify-content: center;
    font-size: 0.65rem;
    padding: 14px 20px;
  }

  .project-modal-number {
    font-size: 2.5rem;
  }
}