{% load static %}


@font-face {
    font-family: 'DigiRastin';
    src: url('/static/fonts/DigiRastinPlusCircle.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
}
:root {
  --blue: #1a365d;
  --blue-light: #2c5282;
  --blue-soft: #3a6aa3;
  --orange: #ff5722;
  --orange-glow: #ff784e;
  --orange-soft: #ff8d68;
  --white: #f8fafc;
  --slate-100: #e2e8f0;
  --slate-200: #cbd5e1;
  --slate-300: #94a3b8;
  --slate-400: #64748b;
  --dark: #0f172a;
  --dark-2: #111827;
  --dark-3: #020617;
  --glass-bg: rgba(255, 255, 255, 0.05);
  --glass-bg-strong: rgba(255, 255, 255, 0.08);
  --glass-border: rgba(255, 255, 255, 0.1);
  --success: #10b981;
  --danger: #ef4444;
  --shadow-xl: 0 30px 80px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.35);
  --container: 1280px;
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 14px;
  --nav-height: 84px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "DigiRastin", sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  /* ترکیب یک لایه تاریک با عکس پس‌زمینه و ثابت کردن آن */
  background: 
    linear-gradient(rgba(15, 23, 42, 0.8), rgba(2, 6, 23, 0.9)),
    url('/static/img/factory_farazbam.jpg') no-repeat center center fixed;
  background-size: cover;
  
  color: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.menu-open {
  overflow: hidden;
}

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

button,
input,
textarea {
  font: inherit;
}

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

.container1 {
  width: min(60% - 32px, var(--container));
  margin-inline: auto;
}

.section {
  position: relative;
  padding: 120px 0;
}

.section-header {
  max-width: 760px;
  margin: 0 auto 60px;
  text-align: center;
}

.mobile-menu {
  display: none;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border: 1px solid rgba(255, 87, 34, 0.25);
  background: rgba(255, 87, 34, 0.08);
  border-radius: 999px;
  color: var(--orange-soft);
  font-size: 0.9rem;
  margin-bottom: 18px;
}

.eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 12px rgba(255, 87, 34, 0.7);
}

.section-title {
  font-size: clamp(1rem, 2.5vw, 2.5rem);
  line-height: 1.3;
  margin-bottom: 18px;
}

.section-desc {
  color: var(--slate-300);
  line-height: 2;
  font-size: 0.02rem;
}

.grid {
  display: grid;
  gap: 24px;
}

.glass {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: var(--shadow-lg);
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity 0.9s ease,
    transform 0.9s ease;
}

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

.interactable {
  cursor: none;
}

/* Progress + Cursor */
#scroll-progress {
  position: fixed;
  top: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(
    90deg,
    var(--orange),
    var(--blue-soft),
    var(--orange)
  );
  width: 0%;
  z-index: 10000;
  box-shadow: 0 0 20px rgba(255, 87, 34, 0.5);
}

.cursor-dot,
.cursor-outline {
  position: fixed;
  top: 0;
  left: 0;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  z-index: 9999;
  pointer-events: none;
}

.cursor-dot {
  width: 8px;
  height: 8px;
  background: var(--orange);
}

.cursor-outline {
  width: 42px;
  height: 42px;
  border: 1px solid rgba(255, 87, 34, 0.45);
  transition:
    width 0.28s,
    height 0.28s,
    background 0.28s,
    border-color 0.28s;
}

.cursor-outline.hover-state {
  width: 64px;
  height: 64px;
  background: rgba(255, 87, 34, 0.1);
  border-color: var(--orange);
}

/* floating shapes */
.shape {
  position: absolute;
  border-radius: 999px;
  filter: blur(30px);
  pointer-events: none;
  opacity: 0.4;
}

.shape.s1 {
  width: 280px;
  height: 280px;
  top: 100px;
  right: -40px;
  background: rgba(255, 87, 34, 0.12);
}

.shape.s2 {
  width: 220px;
  height: 220px;
  top: 420px;
  left: -60px;
  background: rgba(44, 82, 130, 0.18);
}

/* Header */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  height: var(--nav-height);
  transition: 0.3s ease;
}

.site-header.scrolled {
  background: rgba(2, 6, 23, 0.72);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-mark {
  width: 48px;
  height: 48px;
  border-radius: 16px;
  background: linear-gradient(
    135deg,
    rgba(255, 87, 34, 0.95),
    rgba(26, 54, 93, 0.95)
  );
  display: grid;
  place-items: center;
  box-shadow: 0 12px 30px rgba(255, 87, 34, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 1.2rem;
  font-weight: bold;
  margin-right: 20px;
}

.brand-text h2 {
  font-size: 1.12rem;
}

.brand-text span {
  color: var(--slate-300);
  font-size: 0.85rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav a {
  padding: 12px 14px;
  color: var(--slate-200);
  border-radius: 12px;
  transition: 0.25s ease;
  font-size: 0.95rem;
}

.nav a:hover,
.nav a.active {
  color: var(--white);
  background: transparent;
  border-radius: 14px;
  box-shadow:
    0 0 16px #ff5722,
    0 0 24px rgba(255, 87, 34, 0.8);
  border: 1px solid #ff5722;
  transition:
    box-shadow 0.4s ease,
    border-color 0.4s ease;
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: 20px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  border: none;
  border-radius: 999px;
  padding: 12px 15px;
  min-height: 54px;
  font-weight: 200;
  font-size: 0.8rem;
  position: relative;
  overflow: hidden;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  outline: none;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.btn-primary {
  background: linear-gradient(135deg, var(--orange), var(--orange-soft));
  color: white;
  box-shadow: 0 14px 34px rgba(255, 87, 34, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 38px rgba(255, 87, 34, 0.42);
}

.btn-secondary {
  color: var(--white);
  background: rgba(255, 255, 255, 0.06);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
}

.menu-toggle {
  display: none;
  width: 50px;
  height: 50px;
  border-radius: 14px;
  border: 1px solid var(--glass-border);
  background: rgba(255, 255, 255, 0.06);
  color: white;
}

#hero {
  min-height: 100vh;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  padding-top: calc(var(--nav-height) + 40px);
  /* مقادیر background قبلی از اینجا حذف شدند */
}

#bg-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(
    90deg,
    rgba(15, 23, 42, 0.92) 0%,
    rgba(15, 23, 42, 0.78) 40%,
    rgba(15, 23, 42, 0.62) 100%
  );
}

.hero-grid {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 40px;
  align-items: center;
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 16px;
}

.hero-copy h1 {
  font-size: clamp(1.5rem, 3rem, 2.5rem);
  line-height: 1.18;
  margin-bottom: 22px;
  text-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
}

.hero-copy h1 .grad {
  background: linear-gradient(135deg, #fff, #cbd5e1, #ff9a77);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-size: clamp(1.5rem, 3rem, 2.5rem);
}

.hero-copy p {
  color: var(--slate-200);
  font-size: 1rem;
  line-height: 2.1;
  max-width: 760px;
  margin-bottom: 30px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 30px;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.trust-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  color: var(--slate-200);
  font-size: 0.92rem;
}

.trust-chip svg {
  width: 18px;
  height: 18px;
  color: var(--orange);
}

.hero-visual {
  position: relative;
  min-height: 580px;
}

.hero-card {
  position: absolute;
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-xl);
}

.main-showcase {
  position: absolute;
  top: 20px;
  left: 20px;
  right: 20px;
  bottom: 20px;
  overflow: hidden;
  padding: 28px;
}

.main-showcase::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      circle at top left,
      rgba(255, 87, 34, 0.18),
      transparent 28%
    ),
    linear-gradient(135deg, rgba(26, 54, 93, 0.32), rgba(15, 23, 42, 0.2));
}

/* .showcase-inner {
    position: relative;
    z-index: 2;
    height: 100%;
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background:
        linear-gradient(135deg, rgba(26, 54, 93, 0.9), rgba(15, 23, 42, 0.95));
    display: flex;
    align-items: center;
    justify-content: center;
}

.roof-illustration {
    position: relative;
    width: 100%;
    max-width: 480px;
    aspect-ratio: 1;
}

.roof-base,
.roof-layer,
.roof-flame,
.roof-drop {
    position: absolute;
    inset: auto;
}

.roof-base {
    width: 78%;
    height: 78%;
    left: 11%;
    top: 12%;
    transform: rotate(45deg);
    border-radius: 28px;
    background: linear-gradient(135deg, #1e293b, #0f172a);
    box-shadow:
        inset 0 0 40px rgba(255, 255, 255, 0.04),
        0 30px 50px rgba(0, 0, 0, 0.45);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.roof-layer {
    width: 68%;
    height: 68%;
    left: 16%;
    top: 17%;
    transform: rotate(45deg);
    border-radius: 22px;
    display: grid;
    place-items: center;
    color: white;
    font-size: 1rem;
    box-shadow: inset 0 0 18px rgba(0, 0, 0, 0.35);
    animation: floatLayer 4s ease-in-out infinite;
}

.roof-layer.l1 {
    background: linear-gradient(135deg, #cbd5e1, #94a3b8);
    z-index: 4;
    color: var(--dark);
}

.roof-layer.l2 {
    background: linear-gradient(135deg, #1A365D, #132742);
    width: 58%;
    height: 58%;
    left: 21%;
    top: 22%;
    z-index: 3;
    animation-delay: 0.4s;
}

.roof-layer.l3 {
    background: linear-gradient(135deg, #f1f5f9, #cbd5e1);
    width: 48%;
    height: 48%;
    left: 26%;
    top: 27%;
    z-index: 2;
    color: var(--dark);
    animation-delay: 0.8s;
}

.roof-layer.l4 {
    background: linear-gradient(135deg, #111827, #020617);
    width: 38%;
    height: 38%;
    left: 31%;
    top: 32%;
    z-index: 1;
    animation-delay: 1.2s;
} */

@keyframes floatLayer {
  0%,
  100% {
    transform: rotate(45deg) translateY(0px);
  }

  50% {
    transform: rotate(45deg) translateY(-8px);
  }
}

.roof-drop {
  right: 8%;
  top: 14%;
  width: 90px;
  height: 120px;
  background: linear-gradient(
    180deg,
    rgba(148, 163, 184, 0.9),
    rgba(59, 130, 246, 0.45)
  );
  border-radius: 50% 50% 60% 60% / 45% 45% 70% 70%;
  transform: rotate(18deg);
  filter: drop-shadow(0 0 18px rgba(96, 165, 250, 0.35));
  opacity: 0.9;
  animation: bob 3.5s ease-in-out infinite;
}

.roof-flame {
  left: 6%;
  bottom: 12%;
  width: 110px;
  height: 140px;
  background: radial-gradient(
    circle at 50% 30%,
    #ffd3b5 0%,
    #ff8d68 35%,
    #ff5722 65%,
    rgba(255, 87, 34, 0.25) 100%
  );
  clip-path: polygon(
    50% 0%,
    65% 18%,
    74% 35%,
    88% 54%,
    76% 100%,
    48% 82%,
    25% 100%,
    14% 62%,
    26% 36%,
    34% 18%
  );
  filter: blur(0.3px) drop-shadow(0 0 22px rgba(255, 87, 34, 0.5));
  animation: flamePulse 2s ease-in-out infinite;
}

@keyframes bob {
  0%,
  100% {
    transform: translateY(0) rotate(18deg);
  }

  50% {
    transform: translateY(-10px) rotate(14deg);
  }
}

@keyframes flamePulse {
  0%,
  100% {
    transform: scale(1);
    filter: blur(0.3px) drop-shadow(0 0 22px rgba(255, 87, 34, 0.5));
  }

  50% {
    transform: scale(1.08);
    filter: blur(0.3px) drop-shadow(0 0 34px rgba(255, 87, 34, 0.7));
  }
}

.floating-mini {
  position: absolute;
  width: 250px;
  padding: 18px 18px 16px;
  z-index: 10;
}

.mini-top {
  top: 20px;
  right: 20px;
}

.mini-bottom {
  bottom: 20px;
  left: 20px;
}

.mini-label {
  color: var(--slate-300);
  font-size: 0.9rem;
  margin-bottom: 10px;
}

.mini-value {
  font-size: 1.8rem;
  color: white;
  margin-bottom: 8px;
}

.mini-desc {
  color: var(--slate-300);
  line-height: 1.8;
  font-size: 0.9rem;
}

.scroll-indicator {
  position: absolute;
  z-index: 4;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  color: var(--slate-300);
  font-size: 0.9rem;
}

.scroll-indicator .wheel {
  width: 32px;
  height: 52px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 20px;
  position: relative;
}

.scroll-indicator .wheel::before {
  content: "";
  position: absolute;
  top: 10px;
  left: 50%;
  width: 6px;
  height: 10px;
  border-radius: 999px;
  transform: translateX(-50%);
  background: var(--orange);
  animation: wheelMove 1.8s infinite;
}

@keyframes wheelMove {
  0% {
    opacity: 0;
    transform: translate(-50%, 0);
  }

  30% {
    opacity: 1;
  }

  100% {
    opacity: 0;
    transform: translate(-50%, 14px);
  }
}

/* Stats */
#stats {
  margin-top: -40px;
  z-index: 5;
}

.stats-wrap {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.stat-card {
  padding: 26px;
  border-radius: 24px;
  text-align: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-lg);
}

.stat-num {
  font-size: clamp(1.8rem, 4vw, 3rem);
  color: var(--orange-soft);
  margin-bottom: 10px;
}

.stat-label {
  color: var(--slate-300);
  line-height: 1.8;
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: start;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 16px;
}

@media (max-width: 968px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

.about-panel {
  border-radius: var(--radius-xl);
  padding: 34px;
}

.about-panel p {
  color: var(--slate-300);
  line-height: 2.1;
  margin-bottom: 18px;
}

.feature-bullets {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  margin-top: 32px;
}

.bullet {
  padding: 20px 22px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--slate-200);
  line-height: 1.8;
  transition: all 0.3s ease;
}

.bullet:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 87, 34, 0.3);
  transform: translateY(-3px);
}

.bullet strong {
  display: block;
  color: var(--orange-soft);
  margin-bottom: 6px;
  font-size: 1.02rem;
}

@media (max-width: 640px) {
  .feature-bullets {
    grid-template-columns: 1fr;
  }
}

.about-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 480px;
  position: relative;
}

.about-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      circle at 20% 20%,
      rgba(255, 87, 34, 0.14),
      transparent 24%
    ),
    radial-gradient(circle at 80% 80%, rgba(44, 82, 130, 0.2), transparent 28%);
}

.quality-ring {
  position: relative;
  width: 360px;
  height: 360px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.quality-ring::before,
.quality-ring::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  inset: 20px;
  border: 1px dashed rgba(255, 255, 255, 0.12);
}

.quality-ring::after {
  inset: 55px;
  border-style: solid;
}

.quality-core {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: rgba(255, 87, 34, 0.08);
  border: 2px solid rgba(255, 87, 34, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 24px;
  z-index: 2;
}

.quality-points {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
}

.quality-points span {
  position: absolute;
  padding: 10px 18px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  font-size: 0.88rem;
  color: var(--slate-200);
  white-space: nowrap;
}

.qp1 {
  top: 0;
  left: 50%;
  transform: translateX(-50%);
}

.qp2 {
  right: 0;
  top: 50%;
  transform: translateY(-50%);
}

.qp3 {
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
}

.qp4 {
  left: 0;
  top: 50%;
  transform: translateY(-50%);
}

/* Features */
#features .features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.glass-card {
  border-radius: 26px;
  padding: 34px 26px;
  text-align: center;
  transform: translateY(30px);
  opacity: 0;
  transition: all 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  min-height: 100%;
}

.glass-card.visible {
  transform: translateY(0);
  opacity: 1;
}

.glass-card:hover {
  transform: translateY(-12px) scale(1.02);
  border-color: rgba(255, 87, 34, 0.28);
  box-shadow:
    0 30px 60px rgba(0, 0, 0, 0.35),
    0 0 40px rgba(26, 54, 93, 0.25);
}

.icon-wrapper {
  width: 84px;
  height: 84px;
  margin: 0 auto 22px;
  border-radius: 24px;
  display: grid;
  place-items: center;
  background: linear-gradient(
    135deg,
    rgba(26, 54, 93, 0.28),
    rgba(255, 87, 34, 0.12)
  );
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.icon-wrapper svg {
  width: 42px;
  height: 42px;
  stroke: currentColor;
  color: var(--blue-soft);
  fill: none;
  transition: 0.35s ease;
}

.glass-card:hover .icon-wrapper svg {
  color: var(--orange);
  filter: drop-shadow(0 0 14px rgba(255, 87, 34, 0.4));
  transform: scale(1.08);
}

.glass-card h3 {
  font-size: 1.2rem;
  margin-bottom: 12px;
}

.glass-card p {
  color: var(--slate-300);
  line-height: 2;
  font-size: 0.95rem;
}

/* Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  padding: 30px;
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent, rgba(255, 255, 255, 0.03));
  pointer-events: none;
}

.service-index {
  color: var(--orange-soft);
  font-size: 0.9rem;
  margin-bottom: 10px;
}

.service-card h3 {
  margin-bottom: 12px;
  font-size: 1.2rem;
}

.service-card p {
  color: var(--slate-300);
  line-height: 2;
  margin-bottom: 16px;
}

.service-card ul {
  list-style: none;
  display: grid;
  gap: 10px;
}

.service-card li {
  color: var(--slate-200);
  position: relative;
  padding-right: 18px;
  line-height: 1.9;
}

.service-card li::before {
  content: "";
  position: absolute;
  right: 0;
  top: 12px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--orange);
}

/* Anatomy */
#anatomy {
  min-height: 300vh;
  background: linear-gradient(to bottom, rgba(2, 6, 23, 0.4), #000);
  position: relative;
  overflow: clip;
}

.sticky-wrapper {
  position: sticky;
  top: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  perspective: 1600px;
}

.anatomy-layout {
  width: min(100% - 32px, 1200px);
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 40px;
  align-items: center;
}

.anatomy-copy .section-title,
.anatomy-copy .section-desc {
  text-align: right;
  margin-inline: 0;
}

.anatomy-copy .section-title {
  margin-bottom: 18px;
}

.anatomy-hints {
  margin-top: 26px;
  display: grid;
  gap: 14px;
}

.hint {
  display: flex;
  align-items: start;
  gap: 12px;
  color: var(--slate-200);
  line-height: 1.95;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.hint b {
  color: var(--orange);
  font-size: 1rem;
}

.scene-shell {
  position: relative;
  min-height: 560px;
}

.scene-3d {
  position: absolute;
  inset: 50% auto auto 50%;
  width: 420px;
  height: 420px;
  transform: translate(-50%, -50%) rotateX(62deg) rotateZ(-45deg);
  transform-style: preserve-3d;
}

.layer {
  position: absolute;
  inset: 0;
  border-radius: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow:
    inset 0 0 20px rgba(0, 0, 0, 0.35),
    -12px 12px 40px rgba(0, 0, 0, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.12);
  transition: filter 0.3s ease;
  will-change: transform;
  transform-style: preserve-3d;
  text-align: center;
  padding: 20px;
}

.layer:hover {
  filter: brightness(1.14);
}

.layer-1 {
  background: linear-gradient(135deg, #e2e8f0, #94a3b8);
  z-index: 4;
  color: var(--dark);
}

.layer-2 {
  background: linear-gradient(135deg, #1e293b, #0f172a);
  z-index: 3;
}

.layer-3 {
  background: linear-gradient(135deg, #f1f5f9, #cbd5e1);
  z-index: 2;
  color: var(--dark);
}

.layer-4 {
  background: linear-gradient(135deg, #0f172a, #000000);
  z-index: 1;
}

.layer span {
  transform: rotate(45deg);
  font-size: 1rem;
  font-weight: bold;
}

.layer-info-2d {
  position: fixed;
  background: rgba(26, 54, 93, 0.93);
  padding: 20px 24px;
  border-radius: 16px;
  border-right: 4px solid var(--orange);
  opacity: 0;
  pointer-events: none;
  transition:
    opacity 0.28s ease,
    transform 0.28s ease;
  backdrop-filter: blur(12px);
  width: 300px;
  font-size: 0.96rem;
  line-height: 2;
  z-index: 1001;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
  transform: translateY(8px);
}

.layer-info-2d.active {
  opacity: 1;
  transform: translateY(0);
}

.layer-info-2d strong {
  display: block;
  color: var(--orange-soft);
  margin-bottom: 6px;
  font-size: 1.05rem;
}

/* Process */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.process-card {
  padding: 28px 24px;
  border-radius: 24px;
  position: relative;
}

.process-step {
  width: 56px;
  height: 56px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  margin-bottom: 16px;
  background: linear-gradient(
    135deg,
    rgba(255, 87, 34, 0.18),
    rgba(26, 54, 93, 0.26)
  );
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--orange-soft);
  font-size: 1.1rem;
}

.process-card h3 {
  margin-bottom: 12px;
}

.process-card p {
  color: var(--slate-300);
  line-height: 2;
}

/* Projects */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.project-card {
  border-radius: 28px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-lg);
  transition: 0.35s ease;
}

.project-card:hover {
  transform: translateY(-10px);
}

.project-media {
  aspect-ratio: 16 / 11;
  position: relative;
  overflow: hidden;
  background: linear-gradient(
    135deg,
    rgba(26, 54, 93, 0.9),
    rgba(255, 87, 34, 0.3)
  );
}

.project-media::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent),
    repeating-linear-gradient(
      45deg,
      rgba(255, 255, 255, 0.03) 0 12px,
      rgba(255, 255, 255, 0.015) 12px 24px
    );
}

.project-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(2, 6, 23, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--white);
  font-size: 0.86rem;
}

.project-body {
  padding: 24px;
}

.project-body h3 {
  margin-bottom: 10px;
  font-size: 1.18rem;
}

.project-body p {
  color: var(--slate-300);
  line-height: 2;
  margin-bottom: 16px;
}

.project-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.meta-chip {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--slate-200);
  font-size: 0.86rem;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

/* CTA banner */
.cta-banner {
  padding: 34px;
  border-radius: 30px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
  align-items: center;
  background: linear-gradient(
    135deg,
    rgba(26, 54, 93, 0.6),
    rgba(255, 87, 34, 0.22)
  );
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow-xl);
}

.cta-banner h3 {
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  margin-bottom: 12px;
}

.cta-banner p {
  color: var(--slate-200);
  line-height: 2;
}

.cta-actions {
  display: flex;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 14px;
}

/* FAQ */
.faq-wrap {
  max-width: 940px;
  margin: 0 auto;
  display: grid;
  gap: 16px;
}

.faq-item {
  border-radius: 22px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
}

.faq-q {
  width: 100%;
  text-align: right;
  background: transparent;
  color: white;
  border: none;
  padding: 24px 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.faq-q span {
  line-height: 1.9;
  font-size: 1rem;
}

.faq-icon {
  flex: 0 0 auto;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.06);
  color: var(--orange-soft);
  transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.faq-a-inner {
  padding: 0 26px 24px;
  color: var(--slate-300);
  line-height: 2.1;
}

/* Contact */
#contact {
  position: relative;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 26px;
  align-items: stretch;
}

.contact-info,
.form-box {
  border-radius: 30px;
  padding: 34px;
  height: 60rem;
}

.contact-info h3,
.form-box h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.contact-info p {
  color: var(--slate-300);
  font-size: 1rem;
  line-height: 2;
  margin-bottom: 22px;
}

.contact-list {
  display: grid;
  gap: 14px;
  margin-bottom: 24px;
}

.contact-item {
  display: flex;
  align-items: start;
  gap: 14px;
  padding: 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.contact-item .icon {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: linear-gradient(
    135deg,
    rgba(255, 87, 34, 0.16),
    rgba(26, 54, 93, 0.22)
  );
  color: var(--orange-soft);
}

.contact-item strong {
  display: block;
  margin-bottom: 6px;
}

.contact-item span {
  color: var(--slate-300);
  line-height: 1.9;
}

.map-mock {
  height: 150px;
  border-radius: 22px;
  background:
    linear-gradient(135deg, rgba(26, 54, 93, 0.6), rgba(255, 255, 255, 0.03)),
    repeating-linear-gradient(
      90deg,
      rgba(255, 255, 255, 0.04) 0 1px,
      transparent 1px 38px
    ),
    repeating-linear-gradient(
      0deg,
      rgba(255, 255, 255, 0.04) 0 1px,
      transparent 1px 38px
    );
  border: 1px solid rgba(255, 255, 255, 0.08);
  position: relative;
  overflow: hidden;
}

.map-pin {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  background: var(--orange);
  box-shadow: 0 0 0 0 rgba(255, 87, 34, 0.55);
  animation: pulsePin 2s infinite;
}

@keyframes pulsePin {
  0% {
    box-shadow: 0 0 0 0 rgba(255, 87, 34, 0.55);
  }

  70% {
    box-shadow: 0 0 0 24px rgba(255, 87, 34, 0);
  }

  100% {
    box-shadow: 0 0 0 0 rgba(255, 87, 34, 0);
  }
}

.form-box {
  box-shadow: var(--shadow-xl);
}

.form-box p {
  color: var(--slate-300);
  line-height: 2;
  margin-bottom: 24px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.input-wrap {
  position: relative;
  margin-bottom: 22px;
}

.input-wrap.full {
  grid-column: 1 / -1;
}

.input-wrap input,
.input-wrap textarea,
.input-wrap select {
  width: 100%;
  padding: 18px 0 12px;
  background: transparent;
  border: none;
  border-bottom: 2px solid rgba(255, 255, 255, 0.18);
  color: var(--white);
  font-size: 1rem;
  outline: none;
  transition: border-color 0.3s ease;
  border-radius: 0;
}

.input-wrap textarea {
  resize: vertical;
  min-height: 110px;
}

.input-wrap label {
  position: absolute;
  right: 0;
  top: 18px;
  color: rgba(255, 255, 255, 0.5);
  pointer-events: none;
  transition: 0.28s ease;
}

.input-wrap input:focus,
.input-wrap input:valid,
.input-wrap textarea:focus,
.input-wrap textarea:valid,
.input-wrap select:focus,
.input-wrap select:valid {
  border-bottom-color: var(--orange);
}

.input-wrap input:focus ~ label,
.input-wrap input:valid ~ label,
.input-wrap textarea:focus ~ label,
.input-wrap textarea:valid ~ label,
.input-wrap select:focus ~ label,
.input-wrap select:valid ~ label {
  top: -10px;
  font-size: 0.82rem;
  color: var(--orange-soft);
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 10px;
}

.btn-submit {
  padding-inline: 28px;
}

.btn-submit.success {
  background: var(--success);
  box-shadow: 0 14px 34px rgba(16, 185, 129, 0.35);
}

.btn-submit .ripple-obj {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.35);
  transform: scale(0);
  animation: ripple 0.6s linear forwards;
}

@keyframes ripple {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

.form-note {
  color: var(--slate-400);
  font-size: 0.86rem;
  line-height: 1.9;
  margin-top: 16px;
}

/* Footer */
footer {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(2, 6, 23, 0.5);
  backdrop-filter: blur(10px);
  padding: 1.75rem 0;
  position: relative;
  z-index: 10;
  background: linear-gradient(
    135deg,
    rgba(2, 6, 23, 0.95) 0%,
    rgba(10, 25, 47, 0.9) 50%,
    rgba(2, 6, 23, 0.95) 100%
  );

  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow:
    0 -20px 40px -15px rgba(0, 0, 0, 0.3),
    0 0 0 1px rgba(78, 205, 196, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    rgba(255, 87, 34, 0.5),
    rgba(255, 255, 255, 0.3),
    transparent
  );
  opacity: 3;
}

.container.footer-inner {
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
  position: relative;
}

.footer-copy {
  color: rgba(255, 255, 255, 0.45);
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.2px;
  margin: 0;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  white-space: nowrap;
}

.brand-mark1 {
  width: 48px;
  height: 48px;
  border-radius: 16px;
  background: linear-gradient(
    135deg,
    rgba(255, 87, 34, 0.95),
    rgba(26, 54, 93, 0.95)
  );
  display: grid;
  place-items: center;
  box-shadow: 0 12px 30px rgba(255, 87, 34, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 1.2rem;
  font-weight: bold;
  margin-right: 20px;
}

/* back to top */
.to-top {
  position: fixed;
  left: 20px;
  bottom: 20px;
  width: 54px;
  height: 54px;
  border-radius: 18px;
  border: 1px solid var(--glass-border);
  background: rgba(15, 23, 42, 0.82);
  color: white;
  display: grid;
  place-items: center;
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: 0.3s ease;
  box-shadow: var(--shadow-lg);
}

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

/* Responsive */
@media (max-width: 1180px) {
  .hero-grid,
  .about-grid,
  .contact-grid,
  .anatomy-layout,
  .cta-banner {
    grid-template-columns: 1fr;
  }

  #features .features-grid,
  .services-grid,
  .projects-grid,
  .process-grid,
  .stats-wrap {
    grid-template-columns: repeat(2, 1fr);
  }

  .form-note {
    margin-bottom: 10px;
  }

  .hero-visual {
    min-height: 480px;
  }

  .main-showcase {
    inset: 40px 20px 40px 20px;
  }

  .floating-mini {
    width: 220px;
  }

  .cta-actions {
    justify-content: flex-start;
  }

  .anatomy-copy .section-title,
  .anatomy-copy .section-desc {
    text-align: center;
  }

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

@media (max-width: 860px) {
  * {
    cursor: auto !important;
  }

  .cursor-dot,
  .cursor-outline {
    display: none !important;
  }

  .nav,
  .header-cta .desktop-only {
    display: none;
  }

  .menu-toggle {
    display: inline-grid;
    place-items: center;
  }

  .mobile-menu {
    position: fixed;
    inset: var(--nav-height) 16px auto 16px;
    padding: 16px;
    border-radius: 24px;
    background: rgba(2, 6, 23, 0.92);
    border: 1px solid rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    display: none;
    z-index: 999;
    box-shadow: var(--shadow-xl);
  }

  .site-header {
    inset: none;
    left: 0;
  }

  .mobile-menu.open {
    display: block;
  }

  .mobile-menu nav {
    display: grid;
    gap: 8px;
  }

  .mobile-menu a,
  .mobile-menu button,
  .mobile-menu .mobile-cta {
    width: 100%;
  }

  .mobile-menu a {
    display: block;
    padding: 14px 16px;
    border-radius: 14px;
    color: var(--slate-200);
    background: rgba(255, 255, 255, 0.04);
  }

  .hero-copy p {
    font-size: 1rem;
  }

  #features .features-grid,
  .services-grid,
  .projects-grid,
  .process-grid,
  .stats-wrap,
  .feature-bullets,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .scene-3d {
    width: 310px;
    height: 310px;
  }

  .layer span {
    font-size: 0.85rem;
  }

  .contact-info,
  .form-box,
  .about-panel {
    padding: 26px;
  }

  .form-note {
    margin-bottom: 15px;
  }

  .container1 {
    min-height: 300px;
    width: 100%;
  }

  .hero-visual {
    min-height: 400px;
  }

  .floating-mini {
    position: relative;
    inset: auto !important;
    width: 100%;
    margin-top: 16px;
  }

  .main-showcase {
    position: relative;
    inset: auto;
    min-height: 360px;
  }

  .brand-mark1 {
    display: none;
  }
}

@media (max-width: 560px) {
  .section {
    padding: 90px 0;
  }

  .header-inner {
    gap: 10px;
  }

  .brand-text span {
    display: none;
  }

  .btn {
    width: 100%;
  }

  .hero-actions,
  .hero-trust,
  .form-actions {
    flex-direction: column;
  }

  .scroll-indicator {
    bottom: 16px;
  }

  .to-top {
    left: 14px;
    bottom: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}

.hero-visual {
    position: relative;
    width: 100%;
    /* استفاده از نسبت تصویر استاندارد برای عکس‌های افقی (مثل 16:9) */
    aspect-ratio: 16 / 10; 
    /* حداقل و حداکثر ارتفاع برای کنترل بهتر */

    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    background: #0f172a;
}

/* استایل‌های اضافه را در یک سلکتور ادغام کردیم */
#factoryShowcase {
    position: absolute;
    inset: 0;

    height: 100%;
    width: 100%;
    transition: transform 1.1s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: var(--radius-xl);
}

.hero-visual:hover #factoryShowcase {
    transform: scale(1.06);
}

/* --- تنظیمات ریسپانسیو برای موبایل و تبلت --- */
@media (max-width: 768px) {
    .hero-visual {
        /* در موبایل ارتفاع کمتری نیاز است تا عکس کامل دیده شود */
        aspect-ratio: 4 / 3; 
        min-height: 250px;
    }
    
    #factoryShowcase {
        /* اگر در موبایل باز هم بریده شد و خواستید ۱۰۰٪ عکس دیده شود، 
           این را از cover به contain تغییر دهید (البته ممکن است بالا و پایین کادر خالی بماند) */
        background-size: cover; 
    }
}

/* === Overlay ها بدون تغییر === */
.factory-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.25) 0%, rgba(15, 23, 42, 0.68) 50%, rgba(15, 23, 42, 0.92) 100%);
    z-index: 2;
}

.factory-glow {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 55%;
    background: linear-gradient(to top, rgba(255, 87, 34, 0.28), transparent);
    z-index: 3;
    pointer-events: none;
}

.factory-badge {
    position: absolute;
    z-index: 4;
    background: rgba(2, 6, 23, 0.75);
    border: 1px solid rgba(255, 87, 34, 0.25);
    backdrop-filter: blur(16px);
    padding: 13px 22px;
    border-radius: 999px;
    font-size: 0.93rem;
    color: #fff;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

@media (max-width: 992px) {
    .hero-grid {
        grid-template-columns: 1fr; /* متن و عکس زیر هم قرار می‌گیرند */
        text-align: center; /* معمولا در این حالت متن وسط‌چین زیباتر است */
    }
    
    .hero-actions, .hero-trust {
        justify-content: center; /* وسط‌چین کردن دکمه‌ها در موبایل */
    }
    
    .hero-visual {
        aspect-ratio: 16 / 9; /* نسبت عکس حفظ می‌شود ولی چون عرضش 100% شده، خیلی بزرگتر و واضح‌تر دیده می‌شود */
    }
}

/* ۱. تنظیم عکس به عنوان پس‌زمینه کل هیرو */
#hero {
  min-height: 100vh;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  padding-top: calc(var(--nav-height) + 40px);
  
  /* اضافه شدن عکس به پس‌زمینه */
  background-image: url('/static/img/factory_farazbam.jpeg');
  background-position: center;
  background-size: cover;
  background-attachment: fixed; /* (اختیاری) افکت پارالاکس هنگام اسکرول */
}

/* ۲. تنظیم یک هاله تاریک روی عکس تا متن‌ها بهتر دیده شوند */
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  /* هاله مخصوص هیرو برای تاکید بیشتر روی متن در سمت راست (در صورت نیاز) */
  background: linear-gradient(
    to left,
    rgba(15, 23, 42, 0.6) 0%,
    transparent 100%
  );
}


/* ۳. تغییر گرید (چون دیگر عکس در ستون دوم نیست) */
.hero-grid {
  position: relative;
  z-index: 3;
  display: block; /* گرید دو ستونه حذف شد */
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 16px;
}

/* ۴. ساخت کادر شیشه‌ای و زیبا برای خوانایی متن‌ها */
.hero-copy {
  max-width: 680px; /* جلوگیری از کشیده شدن زیاد متن */
  background: rgba(15, 23, 42, 0.4); /* پس‌زمینه نیمه‌شفاف */
  backdrop-filter: blur(12px); /* افکت مات و شیشه‌ای */
  -webkit-backdrop-filter: blur(12px);
  padding: 40px;
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

/* رسپانسیو موبایل */
@media (max-width: 768px) {
  .hero-copy {
    padding: 24px;
    border-radius: 16px;
  }
}


/* --- سراسری کردن افکت Glassmorphism --- */
.stat-card, 
.about-panel, 
.bullet, 
.quality-core, 
.glass-card, 
.service-card, 
.process-card, 
.project-card, 
.project-badge,
.cta-banner, 
.faq-item, 
.contact-info, 
.form-box, 
.contact-item {
    background: rgba(255, 255, 255, 0.03) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.08) !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* حذف پس‌زمینه تیره و سالید بخش آناتومی برای دیده شدن تصویر پس‌زمینه سایت */
#anatomy {
    background: transparent !important;
}


.global-background-effects {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 2; /* زیر همه کارت‌ها و محتوا */
    pointer-events: none; /* تا مزاحم کلیک نشوند */
    overflow: hidden;
}

/* اصلاح استایل حباب‌ها برای حالت سراسری */
.global-background-effects .shape {
    position: fixed;
    /* بقیه استایل‌های مربوط به .shape (مثل رنگ، اندازه و فیلتر بلور) 
       که از قبل در CSS داشتید، همچنان اعمال می‌شوند */
}

/* تنظیم بوم (Canvas) برای پوشش کل صفحه */
#bg-canvas {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
}