/* ============================================================
   BLADIO STUDIO — MAIN STYLESHEET
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400&display=swap');

/* ---- RESET ---- */

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

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

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

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

ul, ol {
  list-style: none;
}

/* ---- CUSTOM PROPERTIES (DARK — DEFAULT) ---- */

:root {
  --bg:           #0A0F0D;
  --surface:      #151A17;
  --surface-2:    #1C231F;
  --accent:       #2DFF6A;
  --accent-dim:   rgba(45, 255, 106, 0.10);
  --accent-glow:  rgba(45, 255, 106, 0.05);
  --accent-border:rgba(45, 255, 106, 0.20);
  --text:         #C8D1CB;
  --text-strong:  #E8EDE9;
  --muted:        #6B756E;
  --border:       #232A25;
  --border-subtle:#1C2320;
  --nav-bg:       rgba(10, 15, 13, 0.80);
  --nav-border:   rgba(35, 42, 37, 0.60);
  --card-bg:      #151A17;
  --card-border:  #232A25;
  --input-bg:     #1C231F;

  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --font-body:    'Plus Jakarta Sans', system-ui, sans-serif;

  --ease-out:     cubic-bezier(0.32, 0.72, 0, 1);
  --ease-spring:  cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-smooth:  cubic-bezier(0.4, 0, 0.2, 1);

  --radius-sm:  0.375rem;
  --radius-md:  0.75rem;
  --radius-lg:  1.125rem;
  --radius-xl:  1.5rem;
  --radius-2xl: 2rem;
  --radius-full:9999px;

  --section-py: 7rem;
  --max-width:  1200px;
  --nav-h:      4.5rem;
}

[data-theme="light"] {
  --bg:           #F6F8F7;
  --surface:      #FFFFFF;
  --surface-2:    #EFF2F0;
  --accent:       #1A9E47;
  --accent-dim:   rgba(26, 158, 71, 0.08);
  --accent-glow:  rgba(26, 158, 71, 0.04);
  --accent-border:rgba(26, 158, 71, 0.25);
  --text:         #111111;
  --text-strong:  #000000;
  --muted:        #5E6862;
  --border:       #D7DDD8;
  --border-subtle:#E8ECE9;
  --nav-bg:       rgba(246, 248, 247, 0.85);
  --nav-border:   rgba(215, 221, 216, 0.70);
  --card-bg:      #FFFFFF;
  --card-border:  #D7DDD8;
  --input-bg:     #F0F3F1;
}

/* ---- BASE ---- */

body {
  font-family: var(--font-body);
  background-color: var(--bg);
  color: var(--text);
  font-size: 1rem;
  line-height: 1.65;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 0.4s var(--ease-smooth), color 0.4s var(--ease-smooth);
  overflow-x: hidden;
}

/* ---- TYPOGRAPHY ---- */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--text-strong);
  line-height: 1.08;
  letter-spacing: -0.03em;
  font-weight: 600;
  transition: color 0.4s var(--ease-smooth);
}

h1 { font-size: clamp(2.75rem, 6vw, 5.25rem); font-weight: 700; letter-spacing: -0.04em; }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); font-weight: 600; }
h3 { font-size: clamp(1.25rem, 2vw, 1.625rem); font-weight: 600; letter-spacing: -0.02em; }
h4 { font-size: 1.125rem; font-weight: 600; letter-spacing: -0.015em; }

p {
  color: var(--text);
  transition: color 0.4s var(--ease-smooth);
}

/* ---- LAYOUT ---- */

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

section {
  padding: var(--section-py) 0;
  position: relative;
}

/* ---- EYEBROW ---- */

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid var(--accent-border);
  padding: 0.375rem 0.875rem;
  border-radius: var(--radius-full);
  margin-bottom: 1.5rem;
}

.eyebrow-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
}

/* ---- BUTTONS ---- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  padding: 0.8125rem 1.5rem;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  transition: all 0.35s var(--ease-out);
  cursor: pointer;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 50%;
  background: rgba(0,0,0,0.15);
  transition: transform 0.35s var(--ease-spring), background 0.25s var(--ease-smooth);
  flex-shrink: 0;
}

.btn:hover .btn-icon {
  transform: translate(2px, -1px);
  background: rgba(0,0,0,0.22);
}

.btn-primary {
  background: var(--accent);
  color: #0A0F0D;
  border-color: var(--accent);
  font-weight: 600;
}

.btn-primary:hover {
  box-shadow: 0 0 0 4px var(--accent-dim), 0 8px 24px var(--accent-glow);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: scale(0.98);
}

[data-theme="light"] .btn-primary {
  color: #fff;
}

.btn-secondary {
  background: transparent;
  color: var(--text-strong);
  border-color: var(--border);
}

.btn-secondary:hover {
  background: var(--surface);
  border-color: var(--muted);
  transform: translateY(-1px);
}

.btn-secondary .btn-icon {
  background: var(--border);
}

.btn-ghost {
  background: transparent;
  color: var(--muted);
  border-color: transparent;
  padding-left: 0;
  padding-right: 0;
}

.btn-ghost:hover {
  color: var(--text-strong);
}

.btn-sm {
  font-size: 0.875rem;
  padding: 0.625rem 1.25rem;
}

/* ---- NAVIGATION ---- */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: background-color 0.4s var(--ease-smooth), border-color 0.4s var(--ease-smooth), box-shadow 0.4s var(--ease-smooth);
  border-bottom: 1px solid transparent;
}

.nav.scrolled {
  background: var(--nav-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-color: var(--nav-border);
  box-shadow: 0 1px 0 var(--border-subtle);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
  gap: 2rem;
}

.nav-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  transition: opacity 0.25s var(--ease-smooth);
}

.nav-logo:hover {
  opacity: 0.82;
}

/* ---- LOGO IMAGES ---- */

.nav-logo-img {
  height: 22px;
  width: auto;
  max-width: 200px;
  display: block;
  object-fit: contain;
  object-position: left center;
  transition: opacity 0.25s var(--ease-smooth);
}

.footer-logo-img {
  height: 24px;
  width: auto;
  max-width: 210px;
  display: block;
  object-fit: contain;
  object-position: left center;
  transition: opacity 0.25s var(--ease-smooth);
}

/* Dark mode (default): show the white-on-black wordmark via screen blend
   so the black background dissolves against any dark surface */
.logo-for-dark {
  display: block;
  mix-blend-mode: screen;
}

.logo-for-light {
  display: none;
}

/* Light mode: show the dark-on-white wordmark via multiply blend
   so the white background dissolves against any light surface */
[data-theme="light"] .logo-for-dark {
  display: none;
}

[data-theme="light"] .logo-for-light {
  display: block;
  mix-blend-mode: multiply;
}

/* Legacy mark/text styles kept for graceful fallback — no longer rendered */
.nav-logo-mark {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: box-shadow 0.3s var(--ease-smooth);
}

.nav-logo-mark svg {
  width: 14px;
  height: 14px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted);
  padding: 0.5rem 0.875rem;
  border-radius: var(--radius-full);
  transition: color 0.25s var(--ease-smooth), background 0.25s var(--ease-smooth);
  letter-spacing: -0.01em;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

/* Theme switcher */
.theme-switcher {
  display: flex;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  padding: 0.25rem;
  gap: 0.125rem;
}

.theme-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius-full);
  color: var(--muted);
  transition: all 0.25s var(--ease-smooth);
  font-size: 0;
}

.theme-btn:hover {
  color: var(--text-strong);
}

.theme-btn.active {
  background: var(--bg);
  color: var(--text-strong);
  box-shadow: 0 1px 3px rgba(0,0,0,0.15);
}

.theme-btn svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: stroke 0.25s var(--ease-smooth);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-md);
  background: var(--surface);
  border: 1px solid var(--border);
  gap: 0;
  position: relative;
}

.hamburger-line {
  width: 16px;
  height: 1.5px;
  background: var(--text);
  border-radius: 2px;
  position: absolute;
  transition: transform 0.35s var(--ease-out), opacity 0.25s var(--ease-smooth);
}

.hamburger-line:nth-child(1) { transform: translateY(-4.5px); }
.hamburger-line:nth-child(2) { transform: translateY(0); }
.hamburger-line:nth-child(3) { transform: translateY(4.5px); }

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

/* Mobile nav overlay */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 99;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  padding: calc(var(--nav-h) + 2rem) 1.5rem 3rem;
  pointer-events: none;
  opacity: 0;
  transform: translateY(-8px);
  transition: opacity 0.3s var(--ease-out), transform 0.3s var(--ease-out);
}

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

.mobile-nav-link {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--text-strong);
  letter-spacing: -0.03em;
  padding: 0.875rem 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: color 0.25s var(--ease-smooth);
  opacity: 0;
  transform: translateY(16px);
}

.mobile-nav.open .mobile-nav-link {
  opacity: 1;
  transform: translateY(0);
}

.mobile-nav.open .mobile-nav-link:nth-child(1) { transition-delay: 0.04s; transition: opacity 0.4s var(--ease-out) 0.04s, transform 0.4s var(--ease-out) 0.04s, color 0.25s; }
.mobile-nav.open .mobile-nav-link:nth-child(2) { transition-delay: 0.08s; transition: opacity 0.4s var(--ease-out) 0.08s, transform 0.4s var(--ease-out) 0.08s, color 0.25s; }
.mobile-nav.open .mobile-nav-link:nth-child(3) { transition-delay: 0.12s; transition: opacity 0.4s var(--ease-out) 0.12s, transform 0.4s var(--ease-out) 0.12s, color 0.25s; }
.mobile-nav.open .mobile-nav-link:nth-child(4) { transition-delay: 0.16s; transition: opacity 0.4s var(--ease-out) 0.16s, transform 0.4s var(--ease-out) 0.16s, color 0.25s; }
.mobile-nav.open .mobile-nav-link:nth-child(5) { transition-delay: 0.20s; transition: opacity 0.4s var(--ease-out) 0.20s, transform 0.4s var(--ease-out) 0.20s, color 0.25s; }
.mobile-nav.open .mobile-nav-link:nth-child(6) { transition-delay: 0.24s; transition: opacity 0.4s var(--ease-out) 0.24s, transform 0.4s var(--ease-out) 0.24s, color 0.25s; }

.mobile-nav-link:hover { color: var(--accent); }

.mobile-nav-actions {
  margin-top: auto;
  padding-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* ---- HERO ---- */

.hero {
  position: relative;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: var(--nav-h);
}

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

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.35;
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, black 30%, transparent 90%);
  mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, black 30%, transparent 90%);
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  will-change: transform;
}

.hero-orb-1 {
  width: min(900px, 90vw);
  height: min(900px, 90vw);
  background: radial-gradient(circle, rgba(45, 255, 106, 0.065) 0%, transparent 65%);
  top: -15%;
  right: -5%;
  animation: orbFloat1 70s ease-in-out infinite;
}

.hero-orb-2 {
  width: min(600px, 70vw);
  height: min(600px, 70vw);
  background: radial-gradient(circle, rgba(45, 255, 106, 0.04) 0%, transparent 65%);
  bottom: -10%;
  left: 5%;
  animation: orbFloat2 90s ease-in-out infinite;
}

.hero-orb-3 {
  width: min(400px, 50vw);
  height: min(400px, 50vw);
  background: radial-gradient(circle, rgba(45, 255, 106, 0.03) 0%, transparent 65%);
  top: 35%;
  left: 38%;
  animation: orbFloat3 55s ease-in-out infinite;
}

@keyframes orbFloat1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  30%       { transform: translate(-50px, 35px) scale(1.06); }
  65%       { transform: translate(30px, -25px) scale(0.96); }
}

@keyframes orbFloat2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  40%       { transform: translate(55px, -40px) scale(1.08); }
  70%       { transform: translate(-25px, 45px) scale(0.95); }
}

@keyframes orbFloat3 {
  0%, 100% { transform: translate(0, 0); }
  50%       { transform: translate(-35px, 25px); }
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 5rem 0 6rem;
}

.hero-title {
  max-width: 900px;
  margin-bottom: 1.75rem;
}

.hero-sub {
  font-size: clamp(1.0625rem, 1.5vw, 1.25rem);
  color: var(--muted);
  max-width: 540px;
  line-height: 1.65;
  margin-bottom: 2.75rem;
}

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

/* ---- SECTION HEADERS ---- */

.section-header {
  margin-bottom: 3.5rem;
}

.section-header.centered {
  text-align: center;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.section-header h2 {
  margin-bottom: 1rem;
}

.section-header p {
  font-size: 1.125rem;
  color: var(--muted);
  line-height: 1.7;
}

/* ---- TRUST CARDS ---- */

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

.trust-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: 1.75rem;
  transition: border-color 0.3s var(--ease-smooth), transform 0.35s var(--ease-out);
}

.trust-card:hover {
  border-color: var(--accent-border);
  transform: translateY(-2px);
}

.trust-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--accent-dim);
  border: 1px solid var(--accent-border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  color: var(--accent);
}

.trust-icon svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.trust-card h4 {
  margin-bottom: 0.5rem;
  font-size: 1rem;
}

.trust-card p {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.6;
}

/* ---- CAPABILITIES GRID ---- */

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--border);
}

.service-card {
  background: var(--card-bg);
  padding: 2.25rem;
  transition: background 0.3s var(--ease-smooth);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  cursor: default;
}

.service-card:hover {
  background: var(--surface-2);
}

.service-card-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--surface-2);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  transition: background 0.3s var(--ease-smooth), border-color 0.3s var(--ease-smooth);
}

.service-card:hover .service-card-icon {
  background: var(--accent-dim);
  border-color: var(--accent-border);
}

.service-card-icon svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.service-card h3 {
  font-size: 1.125rem;
  margin: 0;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.6;
  flex: 1;
}

.service-card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: -0.01em;
  transition: gap 0.25s var(--ease-spring);
}

.service-card-link:hover {
  gap: 0.625rem;
}

.service-card-link svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  transition: transform 0.25s var(--ease-spring);
}

.service-card-link:hover svg {
  transform: translate(2px, -1px);
}

/* ---- PROJECTS GRID ---- */

.projects-featured-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.project-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color 0.3s var(--ease-smooth), transform 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out);
  cursor: pointer;
}

.project-card:hover {
  border-color: var(--border);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.15);
}

[data-theme="light"] .project-card:hover {
  box-shadow: 0 20px 60px rgba(0,0,0,0.08);
}

.project-thumb {
  width: 100%;
  aspect-ratio: 16 / 9;
  position: relative;
  overflow: hidden;
}

.project-thumb-inner {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.6s var(--ease-out);
}

.project-card:hover .project-thumb-inner {
  transform: scale(1.03);
}

.project-thumb-1 .project-thumb-inner {
  background: linear-gradient(135deg, #0D1B14 0%, #0A1510 60%, #111F16 100%);
}

.project-thumb-2 .project-thumb-inner {
  background: linear-gradient(135deg, #0F1A1A 0%, #081213 60%, #101C1C 100%);
}

.project-thumb-3 .project-thumb-inner {
  background: linear-gradient(135deg, #130D1B 0%, #0D0A15 60%, #181020 100%);
}

.project-thumb-4 .project-thumb-inner {
  background: linear-gradient(135deg, #1A130D 0%, #150E0A 60%, #1E1410 100%);
}

.project-thumb-abstract {
  position: absolute;
  inset: 0;
  opacity: 0.5;
}

.project-thumb-abstract-1 {
  background:
    radial-gradient(ellipse 60% 50% at 70% 40%, rgba(45,255,106,0.12) 0%, transparent 60%),
    radial-gradient(ellipse 40% 30% at 20% 70%, rgba(45,255,106,0.06) 0%, transparent 50%);
}

.project-thumb-abstract-2 {
  background:
    radial-gradient(ellipse 50% 60% at 30% 50%, rgba(45,255,106,0.10) 0%, transparent 60%),
    radial-gradient(ellipse 30% 40% at 80% 20%, rgba(45,255,106,0.05) 0%, transparent 50%);
}

.project-thumb-abstract-3 {
  background:
    radial-gradient(ellipse 70% 40% at 50% 60%, rgba(80,45,255,0.10) 0%, transparent 60%),
    radial-gradient(ellipse 40% 50% at 20% 30%, rgba(45,255,106,0.06) 0%, transparent 50%);
}

.project-thumb-abstract-4 {
  background:
    radial-gradient(ellipse 50% 60% at 70% 30%, rgba(255,180,45,0.08) 0%, transparent 60%),
    radial-gradient(ellipse 40% 30% at 30% 70%, rgba(45,255,106,0.05) 0%, transparent 50%);
}

.project-thumb-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(45,255,106,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(45,255,106,0.04) 1px, transparent 1px);
  background-size: 32px 32px;
}

.project-thumb-label {
  position: relative;
  z-index: 1;
  font-family: var(--font-display);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(45,255,106,0.5);
}

.project-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  flex: 1;
}

.project-category {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.project-body h3 {
  font-size: 1.25rem;
  margin: 0;
}

.project-body p {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.6;
  flex: 1;
}

.project-footer {
  margin-top: 0.5rem;
}

.projects-all-link {
  display: flex;
  justify-content: center;
  margin-top: 3rem;
}

/* ---- INFRASTRUCTURE ---- */

.infra-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
}

.infra-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  transition: border-color 0.3s var(--ease-smooth), transform 0.35s var(--ease-out);
}

.infra-card:hover {
  border-color: var(--accent-border);
  transform: translateY(-2px);
}

.infra-card-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--accent-dim);
  border: 1px solid var(--accent-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}

.infra-card-icon svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.infra-card h4 {
  font-size: 0.9375rem;
  margin: 0;
}

.infra-card p {
  font-size: 0.825rem;
  color: var(--muted);
  line-height: 1.55;
}

/* ---- PROCESS STEPS ---- */

.process-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
}

.process-steps::before {
  content: '';
  position: absolute;
  left: 1.5rem;
  top: 2.5rem;
  bottom: 2.5rem;
  width: 1px;
  background: linear-gradient(to bottom, var(--border), var(--accent-border), var(--border));
}

.process-step {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 2rem;
  padding: 2rem 0;
  border-bottom: 1px solid var(--border);
  transition: opacity 0.3s var(--ease-smooth);
}

.process-step:last-child {
  border-bottom: none;
}

.process-step:hover { opacity: 1; }

.process-step-num {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.02em;
  flex-shrink: 0;
  transition: background 0.3s var(--ease-smooth), border-color 0.3s var(--ease-smooth), color 0.3s var(--ease-smooth);
  position: relative;
  z-index: 1;
}

.process-step:hover .process-step-num {
  background: var(--accent-dim);
  border-color: var(--accent-border);
  color: var(--accent);
}

.process-step-body { padding-top: 0.5rem; }

.process-step-body h3 {
  font-size: 1.125rem;
  margin-bottom: 0.625rem;
}

.process-step-body p {
  font-size: 0.9375rem;
  color: var(--muted);
  line-height: 1.65;
  max-width: 520px;
}

/* ---- CTA SECTION ---- */

.cta-section {
  position: relative;
  text-align: center;
  overflow: hidden;
}

.cta-inner {
  position: relative;
  z-index: 1;
  padding: 5rem 2rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  overflow: hidden;
}

.cta-bg-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(45,255,106,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.cta-inner h2 {
  margin-bottom: 1rem;
}

.cta-inner p {
  color: var(--muted);
  font-size: 1.0625rem;
  margin-bottom: 2.25rem;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

.cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ---- FOOTER ---- */

.footer {
  border-top: 1px solid var(--border);
  padding: 4rem 0 2.5rem;
}

.footer-top {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 3rem;
}

.footer-brand {
  grid-column: span 1;
}

.footer-logo {
  display: flex;
  align-items: center;
  margin-bottom: 1rem;
  transition: opacity 0.25s var(--ease-smooth);
}

.footer-logo:hover {
  opacity: 0.82;
}

.footer-tagline {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  max-width: 240px;
}

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

.social-link {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: var(--surface);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  transition: color 0.25s var(--ease-smooth), border-color 0.25s var(--ease-smooth), background 0.25s var(--ease-smooth);
}

.social-link:hover {
  color: var(--text-strong);
  border-color: var(--border);
  background: var(--surface-2);
}

.social-link svg {
  width: 15px;
  height: 15px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.footer-nav-group h5 {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1rem;
}

.footer-nav-group ul {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.footer-nav-group a {
  font-size: 0.9rem;
  color: var(--text);
  transition: color 0.2s var(--ease-smooth);
}

.footer-nav-group a:hover {
  color: var(--text-strong);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-copy {
  font-size: 0.8125rem;
  color: var(--muted);
}

.footer-legal {
  display: flex;
  gap: 1.5rem;
}

.footer-legal a {
  font-size: 0.8125rem;
  color: var(--muted);
  transition: color 0.2s;
}

.footer-legal a:hover {
  color: var(--text);
}

/* ---- DIVIDER ---- */

.divider {
  height: 1px;
  background: var(--border);
  margin: 0;
}

/* ---- SCROLL REVEAL ANIMATIONS ---- */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

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

.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }
.reveal-delay-4 { transition-delay: 0.32s; }
.reveal-delay-5 { transition-delay: 0.40s; }

/* ---- PAGE HERO (INNER PAGES) ---- */

.page-hero {
  padding: calc(var(--nav-h) + 5rem) 0 5rem;
  position: relative;
  overflow: hidden;
}

.page-hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.page-hero-glow {
  position: absolute;
  bottom: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(45,255,106,0.04) 0%, transparent 70%);
  filter: blur(40px);
}

.page-hero h1 {
  margin-bottom: 1.25rem;
  max-width: 700px;
}

.page-hero p {
  font-size: 1.1875rem;
  color: var(--muted);
  max-width: 560px;
  line-height: 1.7;
}

/* ---- SERVICES PAGE ---- */

.services-detail-grid {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.service-detail-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: 3rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  transition: border-color 0.3s var(--ease-smooth);
}

.service-detail-card:hover {
  border-color: var(--accent-border);
}

.service-detail-header {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.service-detail-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-lg);
  background: var(--accent-dim);
  border: 1px solid var(--accent-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}

.service-detail-icon svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.service-detail-header h2 {
  font-size: 1.875rem;
  margin: 0;
}

.service-detail-header p {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.7;
}

.service-detail-meta {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.service-meta-group h5 {
  font-family: var(--font-display);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.75rem;
}

.service-meta-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.service-meta-item {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  font-size: 0.9rem;
  color: var(--text);
}

.service-meta-item::before {
  content: '';
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
  margin-top: 0.55em;
}

.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tech-tag {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.3125rem 0.75rem;
  border-radius: var(--radius-full);
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--muted);
  transition: color 0.2s, border-color 0.2s;
}

.tech-tag:hover {
  color: var(--text-strong);
  border-color: var(--border);
}

/* ---- PROCESS PAGE ---- */

.process-detail-step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 3rem;
  padding: 3.5rem 0;
  border-bottom: 1px solid var(--border);
}

.process-detail-step:last-child {
  border-bottom: none;
}

.process-num-large {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 700;
  letter-spacing: -0.05em;
  color: var(--border);
  line-height: 1;
  margin-top: 0.25rem;
  transition: color 0.3s var(--ease-smooth);
  user-select: none;
}

.process-detail-step:hover .process-num-large {
  color: var(--accent-border);
}

.process-detail-body h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.process-detail-body p {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.7;
  max-width: 600px;
  margin-bottom: 1.5rem;
}

.process-deliverables {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.process-deliverable {
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 500;
  padding: 0.375rem 0.875rem;
  border-radius: var(--radius-full);
  background: var(--accent-dim);
  border: 1px solid var(--accent-border);
  color: var(--accent);
}

/* ---- PROJECTS PAGE ---- */

.projects-all-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.project-filter-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.filter-btn {
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 500;
  padding: 0.5rem 1.125rem;
  border-radius: var(--radius-full);
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--muted);
  cursor: pointer;
  transition: all 0.25s var(--ease-smooth);
  letter-spacing: -0.01em;
}

.filter-btn:hover {
  color: var(--text-strong);
  border-color: var(--border);
}

.filter-btn.active {
  background: var(--accent-dim);
  border-color: var(--accent-border);
  color: var(--accent);
}

/* ---- PROJECT DETAIL / CASE STUDY ---- */

.case-hero {
  padding: calc(var(--nav-h) + 4rem) 0 0;
  position: relative;
}

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

.case-back {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted);
  transition: color 0.25s var(--ease-smooth);
}

.case-back:hover { color: var(--text-strong); }

.case-back svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.case-hero-image {
  width: 100%;
  aspect-ratio: 21 / 9;
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin-top: 3rem;
  border: 1px solid var(--border);
  position: relative;
}

.case-content {
  padding: 5rem 0;
}

.case-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 5rem;
  align-items: start;
}

.case-body h2 {
  font-size: 2rem;
  margin-bottom: 1.25rem;
}

.case-body p {
  color: var(--muted);
  line-height: 1.75;
  margin-bottom: 1.5rem;
  font-size: 1.0625rem;
}

.case-sidebar {
  position: sticky;
  top: calc(var(--nav-h) + 2rem);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.case-sidebar-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
}

.case-sidebar-card h5 {
  font-family: var(--font-display);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.875rem;
}

.case-results-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin: 3rem 0;
}

.case-result-item {
  background: var(--card-bg);
  padding: 2rem;
  text-align: center;
}

.case-result-item .result-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--accent);
  display: block;
}

.case-result-item .result-label {
  font-size: 0.875rem;
  color: var(--muted);
  margin-top: 0.25rem;
}

/* ---- ABOUT PAGE ---- */

.about-philosophy {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin: 3rem 0;
}

.philosophy-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: 2rem;
  transition: border-color 0.3s var(--ease-smooth);
}

.philosophy-card:hover {
  border-color: var(--accent-border);
}

.philosophy-num {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.philosophy-card h3 {
  font-size: 1.125rem;
  margin-bottom: 0.75rem;
}

.philosophy-card p {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.65;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.team-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: border-color 0.3s var(--ease-smooth), transform 0.35s var(--ease-out);
}

.team-card:hover {
  border-color: var(--accent-border);
  transform: translateY(-2px);
}

.team-avatar {
  width: 100%;
  aspect-ratio: 1;
  background: var(--surface-2);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.team-avatar-initials {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--border);
}

.team-avatar-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 60% 40%, rgba(45,255,106,0.06) 0%, transparent 60%);
}

.team-body {
  padding: 1.5rem;
}

.team-body h4 {
  margin-bottom: 0.25rem;
}

.team-body .role {
  font-size: 0.875rem;
  color: var(--accent);
  font-weight: 500;
  margin-bottom: 0.75rem;
}

.team-body p {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.6;
}

/* ---- CONTACT PAGE ---- */

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 4rem;
  align-items: start;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

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

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

.form-group label {
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text);
  letter-spacing: -0.01em;
}

.form-group input,
.form-group select,
.form-group textarea {
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.875rem 1rem;
  color: var(--text-strong);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  outline: none;
  transition: border-color 0.25s var(--ease-smooth), box-shadow 0.25s var(--ease-smooth);
  width: 100%;
}

.form-group select {
  appearance: none;
  cursor: pointer;
}

.form-group textarea {
  resize: vertical;
  min-height: 140px;
  line-height: 1.6;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent-border);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

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

.contact-info {
  position: sticky;
  top: calc(var(--nav-h) + 2rem);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-info-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: 1.75rem;
}

.contact-info-card h4 {
  margin-bottom: 1rem;
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 0.875rem;
  padding: 0.875rem 0;
  border-bottom: 1px solid var(--border-subtle);
}

.contact-detail:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.contact-detail-icon {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  background: var(--accent-dim);
  border: 1px solid var(--accent-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}

.contact-detail-icon svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.contact-detail-text span {
  display: block;
  font-size: 0.8125rem;
  color: var(--muted);
  margin-bottom: 0.125rem;
}

.contact-detail-text strong {
  font-size: 0.9375rem;
  color: var(--text-strong);
  font-weight: 500;
}

/* ---- CONTACT CHANNEL CARDS ---- */

.contact-channel-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: border-color 0.3s var(--ease-smooth);
}

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

.contact-channel-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--accent-dim);
  border: 1px solid var(--accent-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}

.contact-channel-card h4 {
  margin: 0;
  font-size: 1rem;
}

.contact-channel-card p {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.6;
  margin: 0;
  flex: 1;
}

.channel-link {
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--accent);
  transition: opacity 0.2s;
}

.channel-link:hover {
  opacity: 0.8;
}

/* ---- STATS ROW ---- */

.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.stat-item {
  background: var(--card-bg);
  padding: 2.25rem 2rem;
  text-align: center;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 2.75rem;
  font-weight: 700;
  letter-spacing: -0.05em;
  color: var(--text-strong);
  display: block;
  margin-bottom: 0.375rem;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--muted);
}

/* ---- ABOUT TEXT SECTION ---- */

.about-text {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.about-text p {
  font-size: 1.0625rem;
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 1.25rem;
}

.about-text p:last-child {
  margin-bottom: 0;
}

/* ---- UTILITY ---- */

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

.mt-auto { margin-top: auto; }

.hidden { display: none !important; }

/* ---- RESPONSIVE ---- */

@media (max-width: 1100px) {
  .infra-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 2.5rem; }
  .footer-brand { grid-column: span 2; }
}

@media (max-width: 900px) {
  :root { --section-py: 5rem; }
  .nav-links { display: none; }
  .hamburger { display: flex; }

  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .projects-featured-grid { grid-template-columns: 1fr; }
  .infra-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-row { grid-template-columns: repeat(2, 1fr); }

  .about-text { grid-template-columns: 1fr; gap: 2.5rem; }
  .about-philosophy { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: repeat(2, 1fr); }

  .service-detail-card {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 2rem;
  }

  .case-layout { grid-template-columns: 1fr; gap: 2.5rem; }
  .case-sidebar { position: static; }
  .case-results-grid { grid-template-columns: 1fr; }

  .contact-layout { grid-template-columns: 1fr; gap: 2.5rem; }
  .contact-info { position: static; }

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

  .process-detail-step { grid-template-columns: 60px 1fr; gap: 1.5rem; }
  .process-num-large { font-size: 2.5rem; }
}

@media (max-width: 640px) {
  :root { --section-py: 4rem; }

  h1 { font-size: 2.5rem; }
  h2 { font-size: 2rem; }

  .trust-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .infra-grid { grid-template-columns: 1fr 1fr; }
  .stats-row { grid-template-columns: 1fr 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .projects-all-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }

  .process-step { grid-template-columns: 2.5rem 1fr; gap: 1.25rem; }
  .process-steps::before { left: 1.25rem; }
  .process-step-num { width: 2.5rem; height: 2.5rem; font-size: 0.75rem; }

  .footer-top { grid-template-columns: 1fr; }
  .footer-brand { grid-column: span 1; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }

  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { justify-content: center; }

  .cta-inner { padding: 3rem 1.5rem; }
  .cta-actions { flex-direction: column; align-items: stretch; }
  .cta-actions .btn { justify-content: center; }

  .page-hero { padding: calc(var(--nav-h) + 3rem) 0 3rem; }

  .process-detail-step { grid-template-columns: 1fr; gap: 0.75rem; }
  .process-num-large { font-size: 1.75rem; }

  .about-philosophy { grid-template-columns: 1fr; }

  .btn { font-size: 0.875rem; padding: 0.75rem 1.25rem; }

  .contact-grid-3col { grid-template-columns: 1fr !important; }
}

/* ---- SMALL MOBILE (360–400px) ---- */

@media (max-width: 400px) {
  :root { --section-py: 3.5rem; }

  .container { padding: 0 1rem; }

  h1 { font-size: 2.125rem; letter-spacing: -0.035em; }
  h2 { font-size: 1.75rem; }

  .hero-content { padding: 3.5rem 0 4.5rem; }

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

  .nav-inner { padding: 0 1rem; }

  .hamburger { width: 2.75rem; height: 2.75rem; }

  .eyebrow { font-size: 0.625rem; padding: 0.3rem 0.75rem; }
}

/* ---- TOUCH TARGETS ---- */

@media (pointer: coarse) {
  .btn { min-height: 44px; }
  .theme-btn { width: 2.25rem; height: 2.25rem; }
  .hamburger { width: 2.75rem; height: 2.75rem; }
  .nav-link { padding: 0.625rem 0.875rem; }
  .filter-btn { min-height: 40px; padding: 0.625rem 1.125rem; }
  .mobile-nav-link { padding: 1rem 0; }
  .social-link { width: 44px; height: 44px; }
}

/* ---- FOCUS STATES ---- */

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

.btn:focus-visible {
  outline-offset: 4px;
}

.theme-btn:focus-visible {
  outline-offset: 2px;
}

/* ---- FORM VALIDATION ---- */

.form-error {
  font-size: 0.8125rem;
  color: #ff6b6b;
  margin-top: 0.25rem;
  display: none;
}

[data-theme="light"] .form-error {
  color: #c0392b;
}

.form-group.has-error input,
.form-group.has-error select,
.form-group.has-error textarea {
  border-color: #ff6b6b;
  box-shadow: 0 0 0 3px rgba(255, 107, 107, 0.12);
}

[data-theme="light"] .form-group.has-error input,
[data-theme="light"] .form-group.has-error select,
[data-theme="light"] .form-group.has-error textarea {
  border-color: #c0392b;
  box-shadow: 0 0 0 3px rgba(192, 57, 43, 0.08);
}

.form-group.has-error .form-error {
  display: block;
}

.form-success-msg {
  display: none;
  background: var(--accent-dim);
  border: 1px solid var(--accent-border);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  font-size: 0.9375rem;
  color: var(--accent);
  font-family: var(--font-display);
  font-weight: 500;
}

/* ---- HONEYPOT ---- */

.hp-field {
  position: absolute;
  left: -9999px;
  top: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
  tab-index: -1;
}

/* ---- REDUCED MOTION ---- */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.1ms !important;
    scroll-behavior: auto !important;
  }

  .hero-orb-1,
  .hero-orb-2,
  .hero-orb-3 {
    animation: none;
  }

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

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

  .mobile-nav {
    transition: none;
  }

  .mobile-nav-link {
    opacity: 1;
    transform: none;
    transition: none;
  }
}