/* ============================================================
   DESIGN TOKENS
============================================================ */
:root {
--bg:          #080810;
--bg-2:        #0d0d1a;
--bg-card:     rgba(255,255,255,0.03);
--bg-glass:    rgba(10,10,20,0.7);

--cyan:        #00d4ff;
--cyan-dim:    rgba(0,212,255,0.12);
--cyan-glow:   rgba(0,212,255,0.25);
--green:       #00ff88;
--orange:      #ff6b35;
--purple:      #7c5cbf;

--text:        #f0f0f8;
--text-2:      #8888aa;
--text-3:      #4a4a6a;
--border:      rgba(255,255,255,0.07);
--border-c:    rgba(0,212,255,0.25);

--white-80:    rgba(255,255,255,0.8);
--font:        'Inter', system-ui, sans-serif;
--mono:        'JetBrains Mono NL', 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
--ascii-mono:  'Martian Mono', 'JetBrains Mono NL', 'JetBrains Mono', Consolas, 'DejaVu Sans Mono', Menlo, ui-monospace, monospace;

--accent:       var(--cyan);
--accent-rgb:   0, 212, 255;
--art-gradient: linear-gradient(150deg, #f2726b, #7d8494);
--terminal-width: 960px;

/* spring easing — linear() Baseline 2023 */
--spring:      linear(0, 0.016 0.5%, 0.06 1%, 0.226 2%, 1.116 5.4%, 1.375 6.6%, 1.527 7.7%, 1.565 8.2%, 1.585 8.8%, 1.581 9.3%, 1.559 9.8%, 1.458 10.9%, 0.937 14.3%, 0.784 15.5%, 0.693 16.6%, 0.67 17.1%, 0.657 17.7%, 0.671 18.7%, 0.729 19.8%, 1.042 23.3%, 1.13 24.5%, 1.182 25.6%, 1.201 26.7%, 1.192 27.7%, 1.156 28.8%, 0.977 32.2%, 0.925 33.4%, 0.894 34.5%, 0.882 35.6%, 0.887 36.6%, 0.907 37.7%, 1.045 42.4%, 1.069 44.5%, 1.059 46.3%, 0.979 50.9%, 0.96 53.4%, 0.966 55.3%, 1.013 59.9%, 1.024 62.3%, 0.986 71.2%, 1.008 79.9%, 0.995 88.9%, 1);
--bounce:      linear(0, 0.214 14.7%, 0.386 23.7%, 0.598 31.9%, 0.999 44.7%, 0.807 52.6%, 0.762 56%, 0.747 59.4%, 0.758 62.4%, 0.793 65.6%, 0.999 77.4%, 0.961 81.2%, 0.949 84.8%, 0.956 88%, 0.993 95.5%, 1);
--ease-out:    cubic-bezier(0.16, 1, 0.3, 1);

--r-sm:  8px;
--r-md:  14px;
--r-lg:  20px;
--r-xl:  28px;
}

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

html { scroll-behavior: auto; /* physics scroll handles this */ }

body {
font-family: var(--font);
background: var(--bg);
color: var(--text);
line-height: 1.6;
overflow-x: hidden;
}
body.locked { overflow: hidden; height: 100vh; }

/* ============================================================
   INTRO SPLASH ANIMATION (Gentle Dark Gradient & Ambient Glow)
============================================================ */
#splash {
  position: fixed; inset: 0; z-index: 10000;
  background: radial-gradient(circle at 50% 50%, #0c0e17 0%, #080910 60%, #04050a 100%);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 1.1s cubic-bezier(0.16, 1, 0.3, 1), transform 1.1s cubic-bezier(0.16, 1, 0.3, 1), filter 1.1s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform, filter;
}
#splash::before {
  content: ''; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 28px 28px;
  opacity: .5;
}
#splash::after {
  content: ''; position: absolute; top: 50%; left: 50%;
  width: 950px; height: 600px; transform: translate(-50%,-50%);
  background:
    radial-gradient(ellipse at 40% 40%, rgba(0, 212, 255, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 60% 60%, rgba(124, 92, 191, 0.07) 0%, transparent 60%),
    radial-gradient(ellipse at 50% 50%, rgba(0, 255, 136, 0.04) 0%, transparent 70%);
  filter: blur(80px);
  pointer-events: none;
}
#splash.leaving {
  opacity: 0;
  transform: translateY(-2.5%) scale(1.03);
  filter: blur(6px);
  pointer-events: none;
}
.splash-inner { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center; }

.splash-cmd {
  font-family: var(--mono); font-size: 14px; color: var(--text-2);
  display: flex; align-items: baseline; gap: 2px; margin-bottom: 34px;
  transition: opacity .4s var(--ease-out), transform .4s var(--ease-out);
}
.splash-cmd .path { color: var(--cyan); }
.splash-cmd .arrow { color: var(--text-3); margin: 0 6px 0 2px; }
.splash-cmd .scaret {
  width: 7px; height: 15px; background: var(--cyan); display: inline-block; margin-left: 2px;
  animation: blink 1s step-end infinite;
}
.splash-cmd.hide { opacity: 0; transform: translateY(-10px); }

.splash-logo {
  display: flex; align-items: center; gap: 16px;
  opacity: 0; transform: translateY(18px) scale(.95); filter: blur(4px);
  transition: opacity .95s cubic-bezier(0.16, 1, 0.3, 1), transform .95s cubic-bezier(0.16, 1, 0.3, 1), filter .95s cubic-bezier(0.16, 1, 0.3, 1);
}
.splash-logo.show { opacity: 1; transform: translateY(0) scale(1); filter: blur(0); }
.splash-logo .mark {
  width: 52px; height: 52px; border-radius: 14px;
  background: linear-gradient(135deg, var(--cyan), var(--green));
  display: grid; place-items: center;
  font-family: var(--mono); font-weight: 800; font-size: 24px; color: #04120f;
  box-shadow: 0 12px 35px -8px rgba(0, 212, 255, 0.4);
}
.splash-logo h1 {
  font-family: var(--font); font-weight: 800; letter-spacing: -.03em;
  font-size: clamp(38px, 6vw, 58px); color: var(--text);
  text-shadow: 0 0 40px rgba(0, 212, 255, 0.15);
}

.splash-tag {
  margin-top: 18px; font-family: var(--mono); font-size: 13px; color: var(--text-3);
  letter-spacing: .04em;
  opacity: 0; transform: translateY(10px);
  transition: opacity .7s cubic-bezier(0.16, 1, 0.3, 1), transform .7s cubic-bezier(0.16, 1, 0.3, 1);
}
.splash-tag.show { opacity: 1; transform: translateY(0); }

/* ============================================================
   PAGE REVEAL ANIMATION (Smooth Fade & Scale)
============================================================ */
.page {
  opacity: 0;
  transform: scale(1.01);
  filter: blur(4px);
  transition: opacity 1.1s cubic-bezier(0.16, 1, 0.3, 1), transform 1.1s cubic-bezier(0.16, 1, 0.3, 1), filter 1.1s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform, filter;
}
.page.revealed { opacity: 1; transform: scale(1); filter: blur(0); }

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

@media (prefers-reduced-motion: reduce) {
*, *::before, *::after {
animation-duration: 0.001ms !important;
transition-duration: 0.001ms !important;
}
}

/* ============================================================
   ANIMATED BACKGROUND MESH
============================================================ */
.bg-mesh {
position: fixed;
inset: 0;
z-index: 0;
pointer-events: none;
overflow: hidden;
}
.bg-mesh span {
position: absolute;
border-radius: 50%;
filter: blur(120px);
animation: orb-drift 20s ease-in-out infinite;
}
.bg-mesh span:nth-child(1) {
width: 600px; height: 600px;
background: radial-gradient(circle, rgba(0,212,255,0.07) 0%, transparent 70%);
top: -150px; left: -100px;
animation-delay: 0s;
}
.bg-mesh span:nth-child(2) {
width: 500px; height: 500px;
background: radial-gradient(circle, rgba(124,92,191,0.08) 0%, transparent 70%);
bottom: 20%; right: -100px;
animation-delay: -7s;
}
.bg-mesh span:nth-child(3) {
width: 400px; height: 400px;
background: radial-gradient(circle, rgba(0,255,136,0.05) 0%, transparent 70%);
top: 50%; left: 40%;
animation-delay: -14s;
}
@keyframes orb-drift {
0%, 100% { transform: translate(0,0) scale(1); }
33%       { transform: translate(40px,-40px) scale(1.05); }
66%       { transform: translate(-30px,30px) scale(0.95); }
}

/* ============================================================
   NAVIGATION
============================================================ */
nav {
position: fixed;
top: 0; left: 0; right: 0;
z-index: 1000;
padding: 0 3rem;
height: 68px;
display: flex;
align-items: center;
justify-content: space-between;
background: rgba(8,8,16,0.5);
backdrop-filter: blur(24px) saturate(160%);
-webkit-backdrop-filter: blur(24px) saturate(160%);
border-bottom: 1px solid transparent;
transition: border-color 0.4s, background 0.4s, box-shadow 0.4s;
}
nav.scrolled {
background: rgba(8,8,16,0.85);
border-bottom-color: var(--border);
box-shadow: 0 8px 40px rgba(0,0,0,0.4);
}

.nav-logo {
font-size: 1.4rem;
font-weight: 800;
font-family: var(--mono);
background: linear-gradient(135deg, var(--cyan), var(--green));
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
background-clip: text;
transition: filter 0.3s;
}
.nav-logo:hover { filter: brightness(1.3); }

.nav-links {
display: flex;
gap: 2.5rem;
align-items: center;
}
.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-2);
  position: relative;
  padding-bottom: 4px;
  transition: color 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--green));
  border-radius: 2px;
  transition: width 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}
.nav-links a:hover { color: var(--text); }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
  padding: 0.55rem 1.4rem;
  background: linear-gradient(135deg, var(--cyan), var(--green));
  color: #080810 !important;
  font-weight: 700;
  border-radius: 50px;
  font-size: 0.88rem;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1), filter 0.3s ease !important;
}
.nav-cta::after { display: none !important; }
.nav-cta:hover {
  transform: translateY(-2px) scale(1.04);
  box-shadow: 0 0 24px var(--cyan-glow), 0 8px 20px rgba(0, 212, 255, 0.25);
  filter: brightness(1.1) !important;
}
.nav-cta:active {
  transform: translateY(0) scale(0.98);
  transition-duration: 0.1s !important;
}

/* hamburger */
.hamburger {
display: none;
flex-direction: column;
gap: 5px;
cursor: pointer;
z-index: 1001;
}
.hamburger span {
display: block;
width: 26px; height: 2px;
background: var(--text);
border-radius: 2px;
transition: transform 0.4s var(--ease-out), opacity 0.3s;
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(7px,-6px); }

/* ============================================================
   HERO
============================================================ */
.hero {
  padding: 8rem 1.5rem 5rem;
  position: relative;
  overflow: hidden;
}

/* Star field */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle, rgba(255,255,255,0.35) 1px, transparent 1px),
    radial-gradient(circle, rgba(0,212,255,0.2) 1px, transparent 1px);
  background-size: 60px 60px, 100px 100px;
  background-position: 0 0, 30px 30px;
  opacity: 0.12;
  animation: star-drift 80s linear infinite;
  pointer-events: none;
}
@keyframes star-drift {
  from { transform: translateY(0); }
  to   { transform: translateY(-120px); }
}

.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}

/* Badge */
.hero-badge {
display: inline-flex;
align-items: center;
gap: 0.5rem;
padding: 0.45rem 1.2rem;
background: rgba(0,212,255,0.08);
border: 1px solid rgba(0,212,255,0.3);
border-radius: 50px;
font-size: 0.82rem;
font-weight: 600;
color: var(--cyan);
margin-bottom: 2.2rem;
animation: fade-up 0.7s var(--ease-out) backwards;
letter-spacing: 0.5px;
text-transform: uppercase;
}
.hero-badge .dot {
width: 7px; height: 7px;
background: var(--green);
border-radius: 50%;
animation: pulse-dot 2s ease infinite;
}
@keyframes pulse-dot {
0%,100% { box-shadow: 0 0 0 0 rgba(0,255,136,0.5); }
50%      { box-shadow: 0 0 0 6px rgba(0,255,136,0); }
}

/* Headline */
.hero h1 {
font-size: clamp(3.5rem, 9vw, 7.5rem);
font-weight: 900;
line-height: 1.0;
letter-spacing: -3px;
margin-bottom: 1.8rem;
animation: fade-up 0.7s var(--ease-out) 0.15s backwards;
}
.hero h1 .gradient {
background: linear-gradient(135deg, var(--cyan) 0%, #9b59ff 50%, var(--green) 100%);
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
background-clip: text;
background-size: 200% 200%;
animation: gradient-pan 6s ease infinite;
}
@keyframes gradient-pan {
0%,100% { background-position: 0% 50%; }
50%      { background-position: 100% 50%; }
}

.hero-sub {
font-size: clamp(1.1rem, 2.2vw, 1.5rem);
color: var(--text-2);
max-width: 700px;
margin: 0 auto 3rem;
line-height: 1.75;
animation: fade-up 0.7s var(--ease-out) 0.3s backwards;
}

.hero-ctas {
display: flex;
gap: 1.2rem;
justify-content: center;
flex-wrap: wrap;
animation: fade-up 0.7s var(--ease-out) 0.45s backwards;
margin-bottom: 4.5rem;
}

/* Terminal preview */
.hero-terminal {
    --panel: #0d1117;
    --panel-border: #212734;
    --fg: var(--white-80);
    --fg-dim: #c9cddb;
    --muted: #7d8494;
    --muted-2: #565d6b;
    --cyan: #5eead4;
    --purple: #a78bfa;
    --blue: #60a5fa;
    --green: #3ecf8e;
    --amber: #f2c063;
    --orange: #f2924b;
    --red: #f2726b;

    position: relative;
    z-index: 1;
    width: 100%;
    max-width: var(--terminal-width, 960px);
    margin: 0 auto;
    
    background: var(--panel);
    border: 1px solid var(--panel-border);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 40px 90px -30px rgba(0,0,0,0.7), 0 0 0 1px rgba(255,255,255,0.02) inset;
    
    /* Reveal animation for hero */
    opacity: 0;
    animation: fade-up 0.7s var(--ease-out) 0.6s forwards;
}

.titlebar {
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 6px 0 14px; height: 38px;
    background: linear-gradient(180deg, #12161e, #0f131a);
    border-bottom: 1px solid var(--panel-border);
    min-width: 0;
}
.titlebar-left {
    display: flex; align-items: center; gap: 8px; font-family: var(--mono); font-size: 12px; color: var(--muted-2);
    min-width: 0; overflow: hidden; white-space: nowrap; text-overflow: ellipsis;
}
.win-icon { width: 12px; height: 12px; display: grid; grid-template-columns: 1fr 1fr; grid-template-rows: 1fr 1fr; gap: 1.5px; flex-shrink: 0; }
.win-icon i { background: var(--accent); border-radius: 1px; transition: background .5s ease; }
.win-btns { display: flex; align-items: stretch; height: 100%; flex-shrink: 0; }
.win-btns button {
    width: 42px; height: 38px; border: none; background: transparent; color: var(--muted-2);
    display: flex; align-items: center; justify-content: center; cursor: pointer; transition: background .15s, color .15s;
}
.win-btns button:hover { background: rgba(255,255,255,0.06); color: var(--fg); }
.win-btns button.close:hover { background: #e81123; color: #fff; }
.win-btns svg { width: 10px; height: 10px; }

.term-body {
    font-family: var(--mono);
    font-weight: 700;
    font-feature-settings: 'liga' 0, 'calt' 0;
    font-size: 12.2px;
    line-height: 1.32;
    padding: 18px 22px 18px;
    color: var(--fg);
    text-align: left;
    transition: min-height .55s cubic-bezier(.16,1,.3,1);
}

.prompt { color: var(--muted); margin-bottom: 1px; display: flex; flex-wrap: wrap; align-items: baseline; }
.prompt .path { color: var(--cyan); }
.prompt .arrow { color: var(--muted-2); margin: 0 2px; }
#idlePrompt { margin-top: 14px; margin-bottom: 0; }

.caret {
    width: 7px; height: 14px; background: var(--accent); display: inline-block;
    margin-left: 2px; animation: blink 1s step-end infinite; flex-shrink: 0;
    transition: background .5s ease;
}
@keyframes blink { 50% { opacity: 0; } }

.art-info {
    display: flex;
    gap: 26px;
    align-items: flex-start;
    margin-top: 6px;
}
.ascii {
    flex-shrink: 0;
    max-width: 46%;
    overflow: hidden;
    font-family: var(--ascii-mono);
    font-weight: 800;
    font-size: 12px;
    line-height: 1.5;
    letter-spacing: normal;
    white-space: pre;
    opacity: 0;
    background: var(--art-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
    transition: opacity .5s ease, background .6s ease;
}
.ascii.show { opacity: 1; }

.info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}
.info-row {
    display: flex;
    align-items: baseline;
    gap: 8px;
    white-space: nowrap;
    opacity: 0;
    transform: translateX(-6px);
    transition: opacity .35s cubic-bezier(.16,1,.3,1), transform .35s cubic-bezier(.16,1,.3,1);
}
.info-row.show { opacity: 1; transform: translateX(0); }
.info-row.banner-row { color: var(--accent); font-weight: 700; margin-bottom: 2px; transition: color .5s ease; }
.info-row svg { width: 12.5px; height: 12.5px; flex-shrink: 0; position: relative; top: 1px; }
.info-key { font-weight: 700; }
.info-val { color: var(--muted); overflow: hidden; text-overflow: ellipsis; }
.k-blue { color: var(--blue); } .k-blue svg { color: var(--blue); }
.k-red { color: var(--red); } .k-red svg { color: var(--red); }
.k-amber, .k-orange { color: var(--orange); } .k-amber svg, .k-orange svg { color: var(--orange); }
.k-green { color: var(--green); } .k-green svg { color: var(--green); }
.k-purple { color: var(--purple); } .k-purple svg { color: var(--purple); }
.k-cyan { color: var(--cyan); } .k-cyan svg { color: var(--cyan); }

/* Monospace aligned rows (memory / storage / performance) */
.mono-block {
    overflow-x: auto;
    overflow-y: hidden;
    margin-top: 16px;
}
.mono-block:first-of-type {
    margin-top: 12px;
}
.mono-row {
    font-family: var(--mono); font-size: inherit; line-height: 1.5;
    color: var(--muted); white-space: pre;
    opacity: 0; transform: translateX(-6px);
    transition: opacity .35s cubic-bezier(.16,1,.3,1), transform .35s cubic-bezier(.16,1,.3,1);
}
.mono-row.show { opacity: 1; transform: translateX(0); }
.mono-row .tilde { color: var(--muted-2); margin-right: 6px; }
.mono-row b { color: var(--fg); font-weight: 700; }
.mono-row .pct { color: var(--orange); font-weight: 600; }
.mono-row .pct-high { color: var(--red); }
.mono-row .pct-mid { color: var(--orange); }
.mono-row .pct-low { color: var(--green); }
.mono-row .size { color: var(--muted); }
.mono-row .fs { color: var(--orange); }
.mono-row .int { color: var(--muted-2); }
.mono-row .ext { color: var(--purple); }
.mono-row .bracket { color: var(--muted-2); }
.mono-row .type-ssd { color: var(--cyan); font-weight: 600; }
.mono-row .type-hdd { color: var(--blue); font-weight: 600; }
.mono-row .type-usb { color: var(--purple); font-weight: 600; }
.mono-row .type-generic { color: var(--fg); font-weight: 700; }
.mono-row .read { color: var(--green); }
.mono-row .write { color: var(--orange); }
.mono-row .sn { color: var(--muted-2); }
.mono-row.head-row { color: var(--muted-2); font-weight: 700; }
.mono-row.head-row .prefix { color: var(--muted-2); }
.mono-row.head-row .hl { color: var(--accent); font-weight: 800; transition: color .5s ease; }

.cursor-line {
    display: flex; align-items: center; gap: 8px; margin-top: 14px; color: var(--muted);
    opacity: 0; animation: fadeIn .5s ease forwards;
}

@media (max-width: 760px) {
    .art-info { flex-direction: column; gap: 14px; }
    .ascii { font-size: 9px; align-self: flex-start; max-width: 100%; }
    .info { width: 100%; }
}
@media (max-width: 560px) {
    .term-body { font-size: 11px; padding: 14px 12px; }
    .info-row { white-space: normal; }
    .titlebar { padding: 0 4px 0 10px; }
}

/* ============================================================
   SHARED UTILITIES
============================================================ */
.section {
padding: 7rem 3rem;
position: relative;
z-index: 1;
}
.container { max-width: 1300px; margin: 0 auto; }

.section-tag {
display: inline-block;
padding: 0.35rem 1rem;
background: rgba(0,212,255,0.08);
border: 1px solid rgba(0,212,255,0.2);
border-radius: 50px;
font-size: 0.78rem;
font-weight: 700;
color: var(--cyan);
text-transform: uppercase;
letter-spacing: 1px;
margin-bottom: 1.2rem;
}
.section-title {
font-size: clamp(2.2rem, 4.5vw, 3.5rem);
font-weight: 800;
letter-spacing: -1.5px;
line-height: 1.1;
margin-bottom: 1.2rem;
}
.section-desc {
color: var(--text-2);
font-size: 1.1rem;
max-width: 620px;
line-height: 1.75;
}
.section-header { margin-bottom: 4rem; }

/* Scroll reveal */
.reveal {
opacity: 0;
transform: translateY(35px);
transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal.visible { opacity: 1; transform: none; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 2.2rem;
  border-radius: var(--r-md);
  font-weight: 700;
  font-size: 1rem;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1), filter 0.3s ease, border-color 0.3s ease, background 0.3s ease;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  border: none;
  z-index: 1;
  will-change: transform, box-shadow;
}

/* Glass shine animation overlay on button hover */
.btn::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    60deg,
    transparent 30%,
    rgba(255, 255, 255, 0.25) 50%,
    transparent 70%
  );
  transform: translateX(-100%) rotate(25deg);
  transition: transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
  z-index: 2;
}

.btn:hover::before {
  transform: translateX(100%) rotate(25deg);
}

.btn-primary {
  background: linear-gradient(135deg, var(--cyan) 0%, #4a9eff 100%);
  color: #060612;
  box-shadow: 0 6px 24px rgba(0, 212, 255, 0.25);
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 14px 35px rgba(0, 212, 255, 0.45), 0 0 20px rgba(0, 212, 255, 0.25);
  filter: brightness(1.1);
}

.btn-primary:active {
  transform: translateY(-1px) scale(0.98);
  box-shadow: 0 6px 18px rgba(0, 212, 255, 0.3);
  transition-duration: 0.1s;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  border: 1px solid var(--border);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  transform: translateY(-3px) scale(1.03);
  border-color: rgba(0, 212, 255, 0.45);
  background: rgba(0, 212, 255, 0.08);
  box-shadow: 0 12px 30px rgba(0, 212, 255, 0.15);
  color: #ffffff;
}

.btn-secondary:active {
  transform: translateY(-1px) scale(0.98);
  box-shadow: 0 4px 12px rgba(0, 212, 255, 0.1);
  transition-duration: 0.1s;
}
/* ripple */
.btn .ripple-el {
position: absolute;
border-radius: 50%;
background: rgba(255,255,255,0.3);
transform: scale(0);
animation: ripple-anim 0.6s ease-out;
pointer-events: none;
}
@keyframes ripple-anim {
to { transform: scale(4); opacity: 0; }
}

/* Gradient text */
.grad {
background: linear-gradient(135deg, var(--cyan), var(--green));
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
background-clip: text;
}

/* ============================================================
   STATS BAR
============================================================ */
.stats-bar {
background: rgba(255,255,255,0.02);
border-top: 1px solid var(--border);
border-bottom: 1px solid var(--border);
padding: 2.5rem 3rem;
position: relative;
z-index: 1;
}
.stats-grid {
max-width: 1100px;
margin: 0 auto;
display: grid;
grid-template-columns: repeat(4, 1fr);
gap: 2rem;
text-align: center;
}
.stat-item {
display: flex;
flex-direction: column;
gap: 0.3rem;
}
.stat-number {
font-size: 2.8rem;
font-weight: 900;
font-family: var(--mono);
background: linear-gradient(135deg, var(--cyan), var(--green));
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
background-clip: text;
line-height: 1;
}
.stat-label {
font-size: 0.85rem;
color: var(--text-2);
font-weight: 500;
text-transform: uppercase;
letter-spacing: 0.8px;
}

/* ============================================================
   PREVIEW SHOWCASE  (3D tilt card & Bottom Info)
============================================================ */
.showcase { overflow: hidden; position: relative; }

.showcase-preview-hero {
  width: 75%;
  max-width: 810px; /* 75% of 1080px */
  margin: 0 auto 3rem auto;
}

/* 3-D tilt container */
.tilt-wrap {
  perspective: 1200px;
  width: 100%;
  display: flex;
  justify-content: center;
}
.tilt-card {
  position: relative;
  width: 100%;
  border-radius: 16px; /* Smooth rounded window border radius */
  overflow: hidden;
  padding: 10px; /* Outer frame margin/padding like app showcase container */
  background: rgba(255, 255, 255, 0.04);
  /* Smooth dual border frame like screenshot */
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 
    0 0 0 1px rgba(124, 92, 191, 0.25),
    0 0 40px rgba(124, 92, 191, 0.15),
    0 20px 50px rgba(0, 0, 0, 0.65);
  transform-style: preserve-3d;
  transition: transform 0.2s cubic-bezier(0.2, 0, 0.2, 1), box-shadow 0.4s ease, border-color 0.4s ease;
  will-change: transform;
}

/* Smooth ambient inner border frame wrapper */
.tilt-card-inner {
  position: relative;
  width: 100%;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

/* Smooth ambient reflection gradient overlay */
.tilt-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.06) 0%, rgba(255, 255, 255, 0) 50%);
  z-index: 3;
}

/* Cursor-following spotlight glow (scaled down to 75% intensity) */
.tilt-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle 400px at var(--mx, 50%) var(--my, 50%),
    rgba(124, 92, 191, 0.16),
    rgba(0, 212, 255, 0.1) 40%,
    transparent 70%
  );
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
  z-index: 2;
  border-radius: inherit;
}
.tilt-card:hover::before { opacity: 1; }

.tilt-card img {
  width: 100%;
  height: auto;
  display: block;
  transform: translateZ(9px); /* reduced 3d pop depth (75%) */
  border-radius: 10px;
}

.tilt-card:hover {
  border-color: rgba(124, 92, 191, 0.45);
  box-shadow: 
    0 0 0 1px rgba(0, 212, 255, 0.3),
    0 0 50px rgba(124, 92, 191, 0.25),
    0 25px 65px rgba(0, 0, 0, 0.75);
}

/* Below Image Details Styling */
.showcase-info-bottom {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.showcase-header {
  margin-bottom: 2rem;
}

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

.showcase-desc {
  color: var(--text);
  font-size: 1.15rem;
  line-height: 1.8;
  max-width: 780px;
  margin: 0 auto 0.8rem auto;
}

.showcase-subdesc {
  color: var(--text-2);
  font-size: 1.02rem;
  line-height: 1.7;
  max-width: 720px;
  margin: 0 auto;
}

.showcase-features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem 3rem;
  margin: 2.2rem auto;
  text-align: left;
  max-width: 780px;
}

.showcase-cta {
  margin-top: 2rem;
  display: flex;
  justify-content: center;
}

@media (max-width: 768px) {
  .showcase-features-grid {
    grid-template-columns: 1fr;
    gap: 0.8rem;
  }
}

.check-list { margin: 2rem 0; display: flex; flex-direction: column; gap: 0.8rem; }
.check-list li {
display: flex;
align-items: flex-start;
gap: 0.8rem;
color: var(--text-2);
font-size: 1rem;
transition: color 0.3s;
}
.check-list li:hover { color: var(--text); }
.check-list li .icon {
flex-shrink: 0;
width: 22px; height: 22px;
background: rgba(0,255,136,0.1);
border-radius: 50%;
display: flex;
align-items: center;
justify-content: center;
font-size: 0.75rem;
color: var(--green);
margin-top: 2px;
}

/* ============================================================
   WHAT IT DOES — WHY SECTION
============================================================ */
.why-section {
  position: relative;
  overflow: hidden;
  padding: 6rem 1.5rem;
}

.why-glow {
  position: absolute;
  top: -100px;
  left: -60px;
  width: 340px;
  height: 340px;
  border-radius: 50%;
  background: var(--orange);
  opacity: 0.06;
  filter: blur(70px);
  pointer-events: none;
  z-index: 0;
}

.why-eyebrow {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.09em;
  color: var(--orange);
  background: rgba(255, 138, 61, 0.12);
  border: 1px solid rgba(255, 138, 61, 0.28);
  padding: 7px 14px 7px 12px;
  border-radius: 100px;
}
.why-eyebrow .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--orange);
}

.why-title {
  position: relative;
  z-index: 1;
  font-size: clamp(32px, 4.4vw, 50px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.08;
  margin-top: 22px;
  max-width: 780px;
}
.why-title .dim { opacity: 0.35; }
.why-title .brand {
  background: linear-gradient(100deg, var(--green), #7dd3fc 65%, #0ea5e9);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 0 25px rgba(56, 189, 248, 0.35));
}

.why-lede {
  position: relative;
  z-index: 1;
  font-size: 16.5px;
  line-height: 1.65;
  color: var(--text-2);
  max-width: 520px;
  margin-top: 18px;
}

.why-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 52px;
}

.why-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 26px 24px 28px;
  position: relative;
  overflow: hidden;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.35s cubic-bezier(0.16, 1, 0.3, 1), background 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform, border-color;
}
.why-card::before {
  content: '';
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: var(--accent, var(--cyan));
  opacity: 0.9;
}
.why-card::after {
  content: '';
  position: absolute;
  top: -40%;
  right: -30%;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: var(--accent, var(--cyan));
  opacity: 0;
  filter: blur(60px);
  transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
}

.why-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-border, var(--border-c));
  background: rgba(255, 255, 255, 0.05);
}
.why-card:hover::after { opacity: 0.18; }

.icon-chip {
  width: 46px;
  height: 46px;
  border-radius: 13px;
  display: grid;
  place-items: center;
  background: var(--accent-soft, rgba(0,212,255,0.1));
  border: 1px solid var(--accent-border, rgba(0,212,255,0.3));
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}
.icon-chip svg { width: 22px; height: 22px; }
.why-card:hover .icon-chip { transform: scale(1.1) translateY(-2px); }

.why-card h3 {
  font-size: 17.5px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
  position: relative;
  z-index: 1;
  color: var(--text);
}
.why-card p {
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--text-2);
  position: relative;
  z-index: 1;
}
.why-card p code {
  font-family: var(--mono);
  font-size: 13px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  padding: 1.5px 6px;
  border-radius: 5px;
  color: var(--cyan);
}
.why-card p b { color: var(--text); font-weight: 600; }

/* Per-card accent assignment */
.c-sky    { --accent: #0ea5e9; --accent-soft: rgba(56,189,248,0.12); --accent-border: rgba(56,189,248,0.35); }
.c-sky svg { stroke: #7dd3fc; color: #7dd3fc; }
.c-green  { --accent: #8ff0b0; --accent-soft: rgba(143,240,176,0.12); --accent-border: rgba(143,240,176,0.35); }
.c-green svg { stroke: #8ff0b0; color: #8ff0b0; }
.c-gold   { --accent: #ff8a3d; --accent-soft: rgba(255,138,61,0.12); --accent-border: rgba(255,138,61,0.35); }
.c-gold svg { stroke: #ff8a3d; color: #ff8a3d; }
.c-orange { --accent: #ff8a3d; --accent-soft: rgba(255,138,61,0.12); --accent-border: rgba(255,138,61,0.35); }
.c-orange svg { stroke: #ff8a3d; color: #ff8a3d; }

@media (max-width: 860px) {
  .why-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .why-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   INSTALLATION
============================================================ */
.install-steps {
display: grid;
grid-template-columns: repeat(3, 1fr);
gap: 2rem;
margin-bottom: 3rem;
}
.install-step {
position: relative;
}
.install-step::after {
content: '→';
position: absolute;
right: -1.2rem;
top: 2rem;
color: var(--text-3);
font-size: 1.5rem;
}
.install-step:last-child::after { display: none; }

.step-num {
width: 40px; height: 40px;
background: linear-gradient(135deg, var(--cyan), var(--green));
border-radius: 50%;
display: flex;
align-items: center;
justify-content: center;
font-weight: 800;
font-size: 1rem;
color: #080810;
margin-bottom: 1.2rem;
box-shadow: 0 0 20px var(--cyan-glow);
}
.install-step h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.5rem; }
.install-step p  { color: var(--text-2); font-size: 0.92rem; line-height: 1.65; }

.install-code-block {
background: rgba(5,5,12,0.9);
border: 1px solid rgba(0,212,255,0.2);
border-radius: var(--r-lg);
overflow: hidden;
box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}
.code-bar {
padding: 0.8rem 1.2rem;
background: rgba(255,255,255,0.03);
border-bottom: 1px solid var(--border);
display: flex;
align-items: center;
gap: 0.5rem;
}
.code-dot { width: 10px; height: 10px; border-radius: 50%; }
.code-dot.r { background: #ff5f57; }
.code-dot.a { background: #febc2e; }
.code-dot.g { background: #28c840; }
.code-label {
font-family: var(--mono);
font-size: 0.74rem;
color: var(--text-3);
margin-left: 0.4rem;
}
pre.code-body {
padding: 1.6rem 1.8rem;
font-family: var(--mono);
font-size: 0.85rem;
line-height: 2;
overflow-x: auto;
}
.kw  { color: #ff79c6; }
.str { color: #f1fa8c; }
.cmt { color: #6272a4; }
.fn  { color: var(--cyan); }
.val { color: var(--green); }
.pth { color: #ffb86c; }

/* path pill */
.path-pill {
display: inline-flex;
align-items: center;
gap: 0.5rem;
padding: 0.6rem 1.2rem;
background: rgba(255,107,53,0.08);
border: 1px solid rgba(255,107,53,0.2);
border-radius: 50px;
font-family: var(--mono);
font-size: 0.85rem;
color: var(--orange);
margin-top: 1.5rem;
}

/* ============================================================
   CUSTOMIZATION  — COLOR TABLE
============================================================ */
.custom-grid {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 4rem;
align-items: start;
}

.color-table-wrap {
overflow-x: auto;
}
table.color-table {
width: 100%;
border-collapse: collapse;
font-family: var(--mono);
font-size: 0.82rem;
}
table.color-table th {
padding: 0.7rem 1rem;
background: rgba(255,255,255,0.04);
color: var(--text-2);
font-weight: 600;
text-align: left;
border-bottom: 1px solid var(--border);
}
table.color-table td {
padding: 0.65rem 1rem;
border-bottom: 1px solid rgba(255,255,255,0.04);
color: var(--text-2);
transition: background 0.2s;
}
table.color-table tr:hover td { background: rgba(255,255,255,0.03); }
.color-swatch {
display: inline-block;
width: 14px; height: 14px;
border-radius: 3px;
vertical-align: middle;
margin-right: 0.4rem;
border: 1px solid rgba(255,255,255,0.1);
}
.code-token {
background: rgba(0,212,255,0.08);
color: var(--cyan);
padding: 0.15rem 0.45rem;
border-radius: 4px;
font-size: 0.8rem;
}

.custom-info h3 { font-size: 1.4rem; font-weight: 700; margin-bottom: 1rem; }
.custom-info p  { color: var(--text-2); line-height: 1.75; margin-bottom: 1.5rem; font-size: 0.97rem; }

.file-pill {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 1rem 1.2rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  margin-bottom: 0.8rem;
  position: relative;
  overflow: hidden;
  transition: border-color 0.35s ease, transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform, box-shadow;
}

.file-pill::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.08), rgba(0, 255, 136, 0.04));
  opacity: 0;
  transition: opacity 0.35s ease;
  pointer-events: none;
}

.file-pill:hover {
  border-color: var(--border-c);
  transform: translateX(8px) scale(1.015);
  box-shadow: 0 10px 30px rgba(0, 212, 255, 0.12), 0 0 15px rgba(0, 212, 255, 0.06);
}

.file-pill:hover::before {
  opacity: 1;
}

.file-pill-icon {
  font-size: 1.3rem;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.file-pill:hover .file-pill-icon {
  transform: scale(1.2) rotate(6deg);
}

.file-pill-name {
  font-family: var(--mono);
  font-size: 0.88rem;
  color: var(--cyan);
  font-weight: 600;
  transition: color 0.3s ease;
}

.file-pill:hover .file-pill-name {
  color: #ffffff;
}

.file-pill-desc {
  font-size: 0.8rem;
  color: var(--text-3);
  transition: color 0.3s ease;
}

.file-pill:hover .file-pill-desc {
  color: var(--text-2);
}

/* ============================================================
   MODULES GRID
============================================================ */
.modules-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}
.tab-btn {
  padding: 0.55rem 1.4rem;
  border-radius: 50px;
  font-size: 0.88rem;
  font-weight: 600;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  color: var(--text-2);
  transition: background 0.3s ease, border-color 0.3s ease, color 0.3s ease, transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s ease;
  cursor: pointer;
}
.tab-btn.active, .tab-btn:hover {
  background: rgba(0,212,255,0.12);
  border-color: rgba(0,212,255,0.4);
  color: var(--cyan);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(0, 212, 255, 0.15);
}

.modules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.2rem;
}
.module-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 1.5rem;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s ease, box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  display: none;
  position: relative;
  overflow: hidden;
}
.module-card.show { display: block; }
.module-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,212,255,0.06), rgba(0,255,136,0.03));
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}
.module-card:hover {
  transform: translateY(-6px) scale(1.015);
  border-color: var(--border-c);
  box-shadow: 0 14px 45px rgba(0,212,255,0.15), 0 0 25px rgba(0,212,255,0.08);
}
.module-card:hover::before {
  opacity: 1;
}
.module-num {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--cyan);
  background: rgba(0,212,255,0.08);
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  margin-bottom: 0.8rem;
  display: inline-block;
  transition: background 0.3s ease, color 0.3s ease;
}
.module-card:hover .module-num {
  background: rgba(0,212,255,0.2);
  color: #ffffff;
}
.module-card h4 { font-size: 1rem; font-weight: 700; margin-bottom: 0.5rem; transition: color 0.3s ease; }
.module-card:hover h4 { color: var(--cyan); }
.module-card p  { font-size: 0.85rem; color: var(--text-2); line-height: 1.6; }

/* ============================================================
   ARCHITECTURE STATS
============================================================ */
.arch-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.5rem;
  text-align: center;
}
.arch-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 2rem 1rem;
  transition: border-color 0.3s ease, transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}
.arch-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,212,255,0.05), transparent 70%);
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}
.arch-card:hover {
  border-color: var(--border-c);
  transform: translateY(-6px) scale(1.02);
  box-shadow: 0 16px 45px rgba(0,212,255,0.12);
}
.arch-card:hover::before { opacity: 1; }

.arch-num {
  font-size: 2.5rem;
  font-weight: 900;
  font-family: var(--mono);
  line-height: 1;
  margin-bottom: 0.4rem;
  background: linear-gradient(135deg, var(--text) 0%, var(--cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  transition: filter 0.3s ease;
}
.arch-card:hover .arch-num {
  filter: brightness(1.2);
}
.arch-label {
  font-size: 0.78rem;
  color: var(--text-2);
  text-transform: uppercase;
  letter-spacing: 0.7px;
  transition: color 0.3s ease;
}
.arch-card:hover .arch-label { color: var(--text); }

/* ============================================================
   FAQ — ACCORDION (Grid Height Transition)
============================================================ */
.faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 0.8rem; }

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: border-color 0.35s ease, box-shadow 0.35s ease, transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}
.faq-item:hover {
  border-color: rgba(0,212,255,0.22);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.4);
}
.faq-item.open {
  border-color: rgba(0,212,255,0.4);
  box-shadow: 0 12px 35px rgba(0,212,255,0.1);
}

.faq-trigger {
  width: 100%;
  padding: 1.4rem 1.8rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-weight: 600;
  font-size: 1rem;
  color: var(--text);
  background: none;
  border: none;
  text-align: left;
  gap: 1rem;
  transition: color 0.3s ease;
}
.faq-trigger:hover { color: var(--cyan); }
.faq-arrow {
  flex-shrink: 0;
  width: 26px; height: 26px;
  background: rgba(0,212,255,0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cyan);
  font-size: 1rem;
  font-weight: 700;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), background 0.3s ease, color 0.3s ease;
}
.faq-item.open .faq-arrow {
  transform: rotate(45deg);
  background: rgba(0,212,255,0.25);
  color: #ffffff;
}

/* Modern smooth CSS Grid height expander */
.faq-body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}
.faq-body.open {
  grid-template-rows: 1fr;
}
.faq-body-inner {
  overflow: hidden;
  padding: 0 1.8rem 1.4rem;
  color: var(--text-2);
  font-size: 0.97rem;
  line-height: 1.75;
  opacity: 0;
  transform: translateY(-6px);
  transition: opacity 0.35s ease 0.08s, transform 0.35s cubic-bezier(0.16, 1, 0.3, 1) 0.08s;
}
.faq-body.open .faq-body-inner {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   DOWNLOAD CTA
============================================================ */
.cta-section {
background: radial-gradient(ellipse at center, rgba(0,212,255,0.07) 0%, transparent 65%);
text-align: center;
}
.cta-section h2 { font-size: clamp(2.5rem,5vw,4rem); margin-bottom: 1.2rem; }
.cta-section p  { color: var(--text-2); font-size: 1.15rem; margin-bottom: 2.8rem; max-width: 550px; margin-left: auto; margin-right: auto; }

.download-big {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  padding: 1.2rem 3rem;
  background: linear-gradient(135deg, var(--cyan), var(--green));
  color: #060612;
  border-radius: var(--r-lg);
  font-size: 1.15rem;
  font-weight: 800;
  box-shadow: 0 10px 35px rgba(0, 212, 255, 0.3);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s cubic-bezier(0.16, 1, 0.3, 1), filter 0.3s ease;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  border: none;
  text-decoration: none;
  will-change: transform, box-shadow;
}

.download-big::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    60deg,
    transparent 30%,
    rgba(255, 255, 255, 0.35) 50%,
    transparent 70%
  );
  transform: translateX(-100%) rotate(25deg);
  transition: transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
}

.download-big:hover::before {
  transform: translateX(100%) rotate(25deg);
}

.download-big:hover {
  transform: translateY(-4px) scale(1.035);
  box-shadow: 0 20px 50px rgba(0, 212, 255, 0.45), 0 0 30px rgba(0, 255, 136, 0.3);
  filter: brightness(1.08);
}

.download-big:active {
  transform: translateY(-1px) scale(0.98);
  box-shadow: 0 8px 25px rgba(0, 212, 255, 0.35);
  transition-duration: 0.1s;
}

.download-big .dl-icon {
  font-size: 1.4rem;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.download-big:hover .dl-icon {
  transform: translateY(2px) scale(1.15);
}

.cta-meta {
margin-top: 1.5rem;
font-size: 0.85rem;
color: var(--text-3);
}
.cta-meta a { color: var(--cyan); }

/* ============================================================
   FOOTER
============================================================ */
footer {
background: rgba(0,0,0,0.4);
border-top: 1px solid var(--border);
backdrop-filter: blur(20px);
padding: 4rem 3rem 2rem;
position: relative;
z-index: 1;
}
.footer-grid {
max-width: 1300px;
margin: 0 auto;
display: grid;
grid-template-columns: 2fr 1fr 1fr 1fr;
gap: 4rem;
margin-bottom: 3rem;
}
.footer-brand p { color: var(--text-2); font-size: 0.92rem; line-height: 1.75; margin-top: 0.8rem; max-width: 280px; }
.footer-col h4 { font-size: 0.88rem; font-weight: 700; margin-bottom: 1.2rem; text-transform: uppercase; letter-spacing: 0.8px; color: var(--text); }
.footer-col a  { display: block; color: var(--text-2); font-size: 0.9rem; margin-bottom: 0.7rem; transition: color 0.3s, padding-left 0.3s; }
.footer-col a:hover { color: var(--cyan); padding-left: 0.4rem; }
.footer-bottom {
max-width: 1300px;
margin: 0 auto;
padding-top: 2rem;
border-top: 1px solid var(--border);
display: flex;
justify-content: space-between;
align-items: center;
font-size: 0.85rem;
color: var(--text-3);
flex-wrap: wrap;
gap: 1rem;
}
.footer-bottom a { color: var(--cyan); }

/* ============================================================
   RESPONSIVE
============================================================ */
@media (max-width: 1100px) {
.arch-grid { grid-template-columns: repeat(3, 1fr); }
.footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
.showcase-grid,
.custom-grid { grid-template-columns: 1fr; gap: 3rem; }
.why-grid { grid-template-columns: 1fr 1fr; }
.install-steps { grid-template-columns: 1fr; }
.install-step::after { display: none; }
.stats-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
nav { padding: 0 1.5rem; }
.nav-links {
position: fixed;
top: 0; right: -100%;
width: 80%; max-width: 360px;
height: 100vh;
background: rgba(8,8,16,0.97);
backdrop-filter: blur(30px);
flex-direction: column;
padding: 6rem 2rem 2rem;
gap: 2rem;
transition: right 0.4s var(--ease-out);
border-left: 1px solid var(--border);
align-items: flex-start;
}
.nav-links.open { right: 0; }
.nav-links a { font-size: 1.15rem; }
.hamburger { display: flex; }
.section { padding: 5rem 1.5rem; }
.why-grid { grid-template-columns: 1fr; }
.arch-grid { grid-template-columns: repeat(2, 1fr); }
.footer-grid { grid-template-columns: 1fr; gap: 2.5rem; }
.hero { padding: 8rem 1.5rem 4rem; }
.stats-bar { padding: 2rem 1.5rem; }
}
@media (max-width: 500px) {
.stats-grid { grid-template-columns: 1fr 1fr; }
.arch-grid { grid-template-columns: 1fr 1fr; }
.hero-ctas { flex-direction: column; align-items: center; }
.btn { width: 100%; justify-content: center; max-width: 320px; }
}

@keyframes fade-up {
from { opacity: 0; transform: translateY(30px); }
to   { opacity: 1; transform: none; }
}

/* ──────────────────────────────────────────────────────────
   MONO BLOCK (ASCII terminal additional text layout)
────────────────────────────────────────────────────────── */
.mono-block { 
  overflow-x: auto; 
  overflow-y: hidden;
  margin-top: 16px; 
}
.mono-block:first-of-type {
  margin-top: 12px;
}