/* ============================================================
   LumberBat — Modern Single Page Site
   style.css
   ============================================================ */

/* --- Design Tokens --- */
:root {
  --c-dark:       #0c0f1a;
  --c-dark-2:     #111827;
  --c-dark-3:     #1a2035;
  --c-dark-4:     #1e2a40;
  --c-surface:    #212d45;
  --c-surface-2:  #263350;
  --c-border:     rgba(255,255,255,0.08);
  --c-accent:     #4f8ef7;
  --c-accent-2:   #7b6af0;
  --c-accent-glow:rgba(79,142,247,0.25);
  --c-wood:        #b98a5a;
  --c-wood-soft:   rgba(185,138,90,0.10);
  --c-text:       #e2e8f5;
  --c-text-muted: #8899bb;
  --c-text-dim:   #5a6d8a;
  --c-white:      #ffffff;

  --grad-hero:    radial-gradient(ellipse 72% 78% at 84% 18%, rgba(79,142,247,0.13), transparent 62%), radial-gradient(ellipse 58% 72% at 8% 86%, rgba(185,138,90,0.075), transparent 68%), radial-gradient(ellipse 42% 50% at 52% 48%, rgba(123,106,240,0.045), transparent 72%), linear-gradient(135deg, #090d16 0%, #0d1728 52%, #101d32 100%);
  --grad-overview:radial-gradient(ellipse 58% 75% at 12% 18%, rgba(185,138,90,0.065), transparent 70%), radial-gradient(ellipse 58% 70% at 92% 82%, rgba(79,142,247,0.075), transparent 70%), linear-gradient(145deg, #101620 0%, #151d2c 52%, #121a2b 100%);
  --grad-apps:    radial-gradient(ellipse 58% 72% at 88% 18%, rgba(79,142,247,0.095), transparent 70%), radial-gradient(ellipse 48% 64% at 6% 86%, rgba(185,138,90,0.055), transparent 72%), linear-gradient(135deg, #0c1421 0%, #111c30 55%, #101a2c 100%);
  --grad-media:   radial-gradient(ellipse 58% 68% at 14% 30%, rgba(123,106,240,0.075), transparent 72%), radial-gradient(ellipse 50% 58% at 88% 82%, rgba(185,138,90,0.055), transparent 72%), linear-gradient(135deg, #10131e 0%, #171d30 55%, #141e32 100%);
  --grad-software:radial-gradient(ellipse 62% 72% at 80% 22%, rgba(79,142,247,0.105), transparent 70%), radial-gradient(ellipse 52% 62% at 10% 86%, rgba(185,138,90,0.065), transparent 72%), radial-gradient(ellipse 45% 55% at 52% 50%, rgba(123,106,240,0.035), transparent 72%), linear-gradient(135deg, #0b121e 0%, #131b2d 54%, #10182a 100%);
  --grad-contact: radial-gradient(ellipse 58% 72% at 22% 38%, rgba(79,142,247,0.08), transparent 72%), radial-gradient(ellipse 52% 64% at 92% 86%, rgba(185,138,90,0.06), transparent 72%), linear-gradient(135deg, #0d1525 0%, #0b111d 100%);
  --grad-accent:  linear-gradient(135deg, var(--c-accent) 0%, var(--c-accent-2) 100%);

  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --radius-xl:  32px;

  --shadow-card: 0 4px 30px rgba(0,0,0,0.35), 0 1px 3px rgba(0,0,0,0.4);
  --shadow-img:  0 20px 60px rgba(0,0,0,0.5);

  --transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --font-head:  'Space Grotesk', system-ui, sans-serif;
  --font-body:  'Inter', system-ui, sans-serif;

  --nav-h:  68px;
  --max-w:  1160px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-h);
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

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

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

/* --- Typography --- */
h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

/* --- Layout Helpers --- */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 6rem 0;
  position: relative;
}

/* ============================================================
   NAVIGATION
   ============================================================ */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  background: rgba(12, 15, 26, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--c-border);
  transition: background var(--transition), box-shadow var(--transition);
}

#navbar.scrolled {
  background: rgba(12, 15, 26, 0.97);
  box-shadow: 0 4px 24px rgba(0,0,0,0.4);
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.logo-text {
  font-family: var(--font-head);
  font-size: 1.35rem;
  font-weight: 700;
  background: var(--grad-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

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

.nav-links a {
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--c-text-muted);
  transition: color var(--transition), background var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--c-text);
  background: rgba(255,255,255,0.07);
}

.nav-links .nav-cta {
  margin-left: 0.5rem;
  background: var(--grad-accent);
  color: var(--c-white);
  padding: 0.45rem 1.1rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
}

.nav-links .nav-cta:hover {
  opacity: 0.88;
  color: var(--c-white);
  background: var(--grad-accent);
}

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

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--c-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   HERO
   ============================================================ */
.hero-section {
  min-height: 100dvh;
  display: flex;
  align-items: center;
  background: var(--grad-hero);
  overflow: hidden;
  padding-top: calc(var(--nav-h) + 2rem);
}

/* Animated particle dots */
.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.hero-particles {
  position: absolute;
  inset: 0;
}

.hero-particles span {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle, var(--c-accent) 0%, transparent 70%);
  opacity: 0;
  animation: particle-float 12s ease-in-out infinite;
}

.hero-particles span:nth-child(1)  { width: 300px; height: 300px; top: 10%;  left: 15%;  animation-delay: 0s;    opacity: 0.06; }
.hero-particles span:nth-child(2)  { width: 200px; height: 200px; top: 50%;  left: 60%;  animation-delay: 2s;    opacity: 0.08; background: radial-gradient(circle, var(--c-accent-2) 0%, transparent 70%); }
.hero-particles span:nth-child(3)  { width: 150px; height: 150px; top: 80%;  left: 25%;  animation-delay: 4s;    opacity: 0.06; }
.hero-particles span:nth-child(4)  { width: 250px; height: 250px; top: 20%;  left: 75%;  animation-delay: 1s;    opacity: 0.05; }
.hero-particles span:nth-child(5)  { width: 100px; height: 100px; top: 65%;  left: 80%;  animation-delay: 6s;    opacity: 0.09; background: radial-gradient(circle, var(--c-accent-2) 0%, transparent 70%); }
.hero-particles span:nth-child(6)  { width: 80px;  height: 80px;  top: 40%;  left: 5%;   animation-delay: 3s;    opacity: 0.07; }
.hero-particles span:nth-child(7)  { width: 180px; height: 180px; top: 5%;   left: 45%;  animation-delay: 5s;    opacity: 0.05; }
.hero-particles span:nth-child(8)  { width: 120px; height: 120px; top: 85%;  left: 55%;  animation-delay: 7s;    opacity: 0.06; }
.hero-particles span:nth-child(9)  { width: 60px;  height: 60px;  top: 30%;  left: 88%;  animation-delay: 2.5s;  opacity: 0.1; }
.hero-particles span:nth-child(10) { width: 400px; height: 400px; top: -5%;  left: -5%;  animation-delay: 0.5s;  opacity: 0.04; }

@keyframes particle-float {
  0%, 100% { transform: translateY(0px) scale(1); }
  33%       { transform: translateY(-20px) scale(1.05); }
  66%       { transform: translateY(12px) scale(0.97); }
}

/* Subtle grid overlay */
.hero-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(79,142,247,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(79,142,247,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

/* Gradient fade at bottom of grid */
.hero-section::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 200px;
  background: linear-gradient(to bottom, transparent, var(--c-dark));
  pointer-events: none;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: 1rem;
}

.hero-title {
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 700;
  background: linear-gradient(135deg, #e2e8f5 0%, #a0b4d0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.75rem;
}

.hero-sub {
  font-size: 1rem;
  font-weight: 500;
  color: var(--c-accent);
  letter-spacing: 0.04em;
  margin-bottom: 1.25rem;
}

.hero-desc {
  font-size: 1.1rem;
  color: var(--c-text-muted);
  max-width: 520px;
  margin-bottom: 2.5rem;
  line-height: 1.75;
}

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

.hero-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-img-frame {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-img), 0 0 80px rgba(79,142,247,0.12);
  border: 1px solid var(--c-border);
  animation: hero-float 6s ease-in-out infinite;
  max-width: 420px;
  width: 100%;
}

.hero-img-frame img {
  width: 100%;
  height: auto;
  display: block;
}

@keyframes hero-float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-14px); }
}

/* Scroll hint */
.section-scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}

.section-scroll-hint span {
  display: block;
  width: 24px;
  height: 40px;
  border: 2px solid rgba(255,255,255,0.2);
  border-radius: 12px;
  position: relative;
}

.section-scroll-hint span::after {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: var(--c-accent);
  border-radius: 2px;
  animation: scroll-dot 1.8s ease-in-out infinite;
}

@keyframes scroll-dot {
  0%   { opacity: 1; transform: translateX(-50%) translateY(0); }
  100% { opacity: 0; transform: translateX(-50%) translateY(14px); }
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.6rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  transition: all var(--transition);
  white-space: nowrap;
  cursor: pointer;
}

.btn-primary {
  background: var(--grad-accent);
  color: var(--c-white);
  box-shadow: 0 4px 20px rgba(79,142,247,0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(79,142,247,0.45);
  opacity: 0.92;
}

.btn-outline {
  background: transparent;
  color: var(--c-text);
  border: 1.5px solid rgba(255,255,255,0.2);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.35);
  transform: translateY(-2px);
}

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

/* ============================================================
   OVERVIEW / CARDS
   ============================================================ */
.overview-section {
  background: var(--grad-overview);
  position: relative;
}

.overview-section::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--c-accent), transparent);
  opacity: 0.3;
}

.section-label {
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 3rem;
  text-align: center;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.card {
  display: block;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(79,142,247,0.06) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition);
}

.card:hover {
  transform: translateY(-6px);
  border-color: rgba(79,142,247,0.3);
  box-shadow: 0 20px 50px rgba(0,0,0,0.4), 0 0 0 1px rgba(79,142,247,0.1);
}

.card:hover::before { opacity: 1; }

.card-icon {
  width: 52px;
  height: 52px;
  background: rgba(79,142,247,0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  color: var(--c-accent);
  transition: background var(--transition), transform var(--transition);
}

.card-icon svg { width: 28px; height: 28px; }

.card:hover .card-icon {
  background: rgba(79,142,247,0.18);
  transform: scale(1.08);
}

.card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.6rem;
  color: var(--c-white);
}

.card p {
  font-size: 0.9rem;
  color: var(--c-text-muted);
  line-height: 1.65;
  margin-bottom: 1.25rem;
}

.card-arrow {
  font-size: 1.1rem;
  color: var(--c-accent);
  transition: transform var(--transition);
  display: inline-block;
}

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

/* ============================================================
   SECTION HEADERS
   ============================================================ */
.section-header {
  margin-bottom: 3.5rem;
}

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-accent);
  background: rgba(79,142,247,0.1);
  border: 1px solid rgba(79,142,247,0.2);
  border-radius: 100px;
  padding: 0.3rem 0.9rem;
  margin-bottom: 1rem;
}

.section-header h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  color: var(--c-white);
}

/* ============================================================
   CONTENT SPLIT
   ============================================================ */
.content-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}

.content-split--reversed .content-image { order: -1; }

.content-text h3 {
  font-size: 1.3rem;
  color: var(--c-white);
  margin-bottom: 1rem;
  font-weight: 600;
}

.content-text p {
  color: var(--c-text-muted);
  margin-bottom: 1rem;
  font-size: 0.95rem;
}

.content-text .lead {
  font-size: 1.05rem;
  color: var(--c-text);
}

.styled-list {
  margin: 0.5rem 0 1.5rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.styled-list li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.9rem;
  color: var(--c-text-muted);
}

.styled-list li::before {
  content: '';
  flex-shrink: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-accent);
}

.inline-link {
  color: var(--c-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: opacity var(--transition);
}

.inline-link:hover { opacity: 0.75; }

/* Image frames */
.img-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-img);
  border: 1px solid var(--c-border);
  position: relative;
}

.img-frame img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.6s ease;
}

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

.img-frame--duo {
  position: relative;
}

.img-frame--duo .img-secondary {
  position: absolute;
  bottom: -1.5rem;
  right: -1.5rem;
  width: 55%;
  border-radius: var(--radius-md);
  border: 2px solid var(--c-surface);
  box-shadow: var(--shadow-card);
}

/* Sub-services */
.sub-services {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--c-border);
}

.sub-service {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.sub-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  background: rgba(79,142,247,0.08);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-accent);
}

.sub-icon img {
  width: 32px;
  height: 32px;
  object-fit: contain;
  filter: brightness(0) saturate(100%) invert(55%) sepia(70%) saturate(480%) hue-rotate(195deg) brightness(105%);
}

.sub-service strong {
  display: block;
  color: var(--c-white);
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 0.3rem;
}

.sub-service p {
  font-size: 0.875rem;
  color: var(--c-text-muted);
  margin: 0;
}

/* ============================================================
   SECTION BACKGROUNDS
   ============================================================ */
.apps-section {
  background: var(--grad-apps);
}

.apps-section::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(79,142,247,0.2), transparent);
}

.media-section {
  background: var(--grad-media);
}

.media-section::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(123,106,240,0.3), transparent);
}

.software-section {
  background: var(--grad-software);
}

.software-section::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(79,142,247,0.15), transparent);
}


/* --- Layered section atmosphere ---
   A restrained mix of fine grid, directional light and warm wood-tones gives
   each section depth without turning the page into a wall of effects. --- */
.overview-section::after,
.apps-section::after,
.media-section::after,
.software-section::after,
.contact-section::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.62;
  background-image:
    linear-gradient(rgba(255,255,255,0.014) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.014) 1px, transparent 1px),
    radial-gradient(circle at 50% 0%, rgba(255,255,255,0.035), transparent 42%);
  background-size: 72px 72px, 72px 72px, 100% 100%;
  mask-image: linear-gradient(to bottom, transparent 0%, black 12%, black 88%, transparent 100%);
  -webkit-mask-image: linear-gradient(to bottom, transparent 0%, black 12%, black 88%, transparent 100%);
}

.overview-section > .container,
.apps-section > .container,
.media-section > .container,
.software-section > .container,
.contact-section > .container {
  position: relative;
  z-index: 1;
}

/* Fine section edge lighting creates a deliberate transition between bands. */
.overview-section,
.apps-section,
.media-section,
.software-section,
.contact-section {
  isolation: isolate;
}

.overview-section::before,
.apps-section::before,
.media-section::before,
.software-section::before,
.contact-section::before {
  z-index: 0;
  box-shadow: 0 1px 24px rgba(79,142,247,0.08);
}

.software-animation-frame {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(79,142,247,0.18);
  background: #0b1120;
  box-shadow: var(--shadow-img), 0 0 70px rgba(79,142,247,0.08);
}

.software-animation-frame::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(135deg, rgba(255,255,255,0.045), transparent 35%, transparent 70%, rgba(79,142,247,0.04));
}

.software-animation-frame img {
  width: 100%;
  height: auto;
  display: block;
}

.software-secondary-image {
  opacity: 0.92;
}

@media (prefers-reduced-motion: reduce) {
  .software-animation-frame img { animation: none !important; }
}

/* ============================================================
   MEDIA SECTION — BLOCKS
   ============================================================ */
.media-block {
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--c-border);
}

.media-block:last-of-type { border-bottom: none; padding-bottom: 0; }

.media-block h3 {
  font-size: 1.1rem;
  color: var(--c-white);
  margin-bottom: 0.5rem;
  font-weight: 600;
}

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

.note-text {
  font-size: 0.85rem !important;
  color: var(--c-text-dim) !important;
  font-style: italic;
}

/* ============================================================
   SOFTWARE — PLATFORM LIST
   ============================================================ */
.platform-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin: 1rem 0 1.5rem;
}

.platform-item {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 1rem;
  align-items: baseline;
  font-size: 0.9rem;
  padding: 0.75rem 1rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
}

.platform-label {
  font-weight: 600;
  color: var(--c-accent);
  font-size: 0.85rem;
}

/* ============================================================
   CONTACT SECTION
   ============================================================ */
.contact-section {
  background: var(--grad-contact);
  position: relative;
}

.contact-section::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(79,142,247,0.25), transparent);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
  position: relative;
  z-index: 1;
}

.contact-info .lead {
  font-size: 1.05rem;
  color: var(--c-text);
  margin-bottom: 2.5rem;
  line-height: 1.75;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.contact-icon {
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  background: rgba(79,142,247,0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-accent);
}

.contact-icon svg { width: 20px; height: 20px; }

.contact-item strong {
  display: block;
  color: var(--c-white);
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.2rem;
}

.contact-item p {
  font-size: 0.875rem;
  color: var(--c-text-muted);
  margin: 0;
}

/* CTA Card */
.cta-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  position: relative;
  overflow: hidden;
}

.cta-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--grad-accent);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.cta-card h3 {
  font-size: 1.3rem;
  color: var(--c-white);
  margin-bottom: 0.75rem;
}

.cta-card > p {
  font-size: 0.9rem;
  color: var(--c-text-muted);
  margin-bottom: 1.5rem;
}

.check-list {
  margin-bottom: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.check-list li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.875rem;
  color: var(--c-text-muted);
}

.check-list li::before {
  content: '✓';
  color: var(--c-accent);
  font-weight: 700;
  font-size: 0.85rem;
}

.cta-note {
  font-size: 0.78rem;
  color: var(--c-text-dim);
  margin-top: 1rem;
  text-align: center;
}

/* ============================================================
   FOOTER
   ============================================================ */
#footer {
  background: #080b13;
  border-top: 1px solid var(--c-border);
  padding: 3rem 0 2.5rem;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 2rem;
  text-align: center;
}

.footer-brand .logo-text { font-size: 1.1rem; }

.footer-brand p {
  font-size: 0.8rem;
  color: var(--c-text-dim);
  margin-top: 0.3rem;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
}

.footer-nav a {
  font-size: 0.82rem;
  color: var(--c-text-dim);
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition);
}

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

.footer-copy {
  font-size: 0.78rem;
  color: var(--c-text-dim);
  text-align: right;
}

/* ============================================================
   SCROLL REVEAL ANIMATIONS
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.reveal-delay    { transition-delay: 0.15s; }
.reveal.reveal-delay-1  { transition-delay: 0.1s; }
.reveal.reveal-delay-2  { transition-delay: 0.2s; }
.reveal.reveal-delay-3  { transition-delay: 0.3s; }

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

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

  .hero-desc { max-width: 100%; }
  .hero-actions { justify-content: center; }
  .hero-img-frame { max-width: 320px; margin: 0 auto; }

  .content-split,
  .content-split--reversed {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .content-split--reversed .content-image { order: 0; }

  .contact-grid { grid-template-columns: 1fr; gap: 3rem; }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    text-align: center;
  }

  .footer-copy { text-align: center; }

  .platform-item { grid-template-columns: 1fr; gap: 0.25rem; }
}

@media (max-width: 680px) {
  :root { --nav-h: 60px; }

  .nav-links {
    display: none;
    position: fixed;
    inset: var(--nav-h) 0 0 0;
    background: rgba(12, 15, 26, 0.98);
    flex-direction: column;
    align-items: stretch;
    padding: 1.5rem;
    gap: 0.5rem;
    overflow-y: auto;
    backdrop-filter: blur(20px);
  }

  .nav-links.open { display: flex; }

  .nav-links a {
    padding: 0.9rem 1rem;
    font-size: 1rem;
    border-radius: var(--radius-md);
  }

  .nav-links .nav-cta { margin-left: 0; text-align: center; }

  .nav-toggle { display: flex; }

  .section { padding: 4rem 0; }

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

  .hero-title { font-size: 2.5rem; }

  .img-frame--duo .img-secondary { display: none; }
}

@media (max-width: 480px) {
  .container { padding: 0 1.25rem; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
}