/* ===================================================
   impresscode — Main Stylesheet
   =================================================== */

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

:root {
  --bg:     #030810;
  --bg2:    #060f1e;
  --card:   #0a1628;
  --card2:  #0d1f38;
  --cyan:   #00d4ff;
  --blue:   #0066ff;
  --purple: #7c3aed;
  --white:  #f0f6ff;
  --gray:   #8899aa;
  --border: rgba(0, 212, 255, 0.12);
  --glow:   rgba(0, 212, 255, 0.25);
  --font:   'Inter', sans-serif;
  --mono:   'JetBrains Mono', monospace;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  background: var(--bg);
  color: var(--white);
  font-family: var(--font);
  overflow-x: hidden;
  cursor: none;
}

@media (hover: none) and (pointer: coarse) {
  /* Touch devices — restore default cursor */
  body, a, button, .filter-btn, .product-more { cursor: auto; }
  #cursor, #cursor-ring { display: none !important; }
}

::selection {
  background: rgba(0, 212, 255, 0.3);
  color: #fff;
}

img  { max-width: 100%; display: block; }
a    { text-decoration: none; color: inherit; }

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar              { width: 4px; }
::-webkit-scrollbar-track        { background: var(--bg); }
::-webkit-scrollbar-thumb        { background: linear-gradient(var(--cyan), var(--blue)); border-radius: 2px; }

/* ===== CUSTOM CURSOR ===== */
#cursor {
  position: fixed;
  width: 12px; height: 12px;
  background: var(--cyan);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: width .3s, height .3s, opacity .3s;
  mix-blend-mode: difference;
}

#cursor-ring {
  position: fixed;
  width: 40px; height: 40px;
  border: 1.5px solid rgba(0, 212, 255, .5);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: width .3s, height .3s, opacity .3s;
}

.cursor-hover #cursor      { width: 24px; height: 24px; background: rgba(0,212,255,.4); }
.cursor-hover #cursor-ring { width: 60px; height: 60px; border-color: var(--cyan); }

/* ===== CANVAS BACKGROUNDS ===== */
#aurora-canvas,
#particle-canvas {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
}
#aurora-canvas   { z-index: 0; }
#particle-canvas { z-index: 1; }

/* ===== NAVBAR ===== */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 5%;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(3,8,16,.6);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0,212,255,.08);
  transition: all .3s;
}

nav.scrolled {
  background: rgba(3,8,16,.92);
  border-bottom-color: rgba(0,212,255,.18);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
}

.nav-logo svg {
  width: 36px; height: 36px;
  filter: drop-shadow(0 0 8px var(--cyan));
}

.nav-logo-img {
  width: 38px;
  height: 38px;
  object-fit: contain;
  filter: drop-shadow(0 0 8px rgba(0, 102, 255, 0.6)) brightness(1.1);
  transition: filter .3s;
}

.nav-logo:hover .nav-logo-img {
  filter: drop-shadow(0 0 14px rgba(0, 212, 255, 0.9)) brightness(1.2);
}

.nav-logo-text {
  font-family: var(--mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -.5px;
}
.nav-logo-text span { color: var(--cyan); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: .875rem;
  font-weight: 500;
  color: var(--gray);
  transition: color .3s;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 1px;
  background: var(--cyan);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s;
}

.nav-links a:hover              { color: var(--white); }
.nav-links a:hover::after       { transform: scaleX(1); }

.nav-cta {
  padding: 8px 20px;
  background: linear-gradient(135deg, var(--cyan), var(--blue));
  border: none;
  border-radius: 6px;
  color: #fff;
  font-size: .875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all .3s;
  position: relative;
  overflow: hidden;
}

.nav-cta::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.2), transparent);
  transition: left .5s;
}

.nav-cta:hover::before { left: 100%; }
.nav-cta:hover { box-shadow: 0 0 20px rgba(0,212,255,.4); transform: translateY(-1px); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 5px;
}

.hamburger span {
  width: 24px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all .3s;
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 70px; left: 0; right: 0;
  background: rgba(3,8,16,.97);
  backdrop-filter: blur(20px);
  padding: 24px 5%;
  border-bottom: 1px solid var(--border);
  flex-direction: column;
  gap: 20px;
  z-index: 99;
}

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

.mobile-menu a {
  font-size: 1rem;
  color: var(--gray);
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  transition: color .3s;
}

.mobile-menu a:last-child { border: none; }
.mobile-menu a:hover { color: var(--cyan); }

/* ===== LAYOUT ===== */
main    { position: relative; z-index: 2; }
section { position: relative; z-index: 2; }

/* ===== HERO ===== */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 100px 5% 60px;
  position: relative;
  overflow: hidden;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: .8rem;
  color: var(--cyan);
  margin-bottom: 28px;
  font-family: var(--mono);
  background: rgba(0,212,255,.05);
  animation: fadeInDown .8s ease both;
}

.hero-badge::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  animation: pulse 2s infinite;
}

.hero-title {
  font-size: clamp(2.8rem, 7vw, 6rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -2px;
  margin-bottom: 24px;
  animation: fadeInUp .8s ease .2s both;
}

.hero-title .line1 { display: block; color: var(--white); }

.hero-title .line2 {
  display: block;
  background: linear-gradient(135deg, var(--cyan) 0%, var(--blue) 50%, var(--purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--gray);
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.7;
  animation: fadeInUp .8s ease .4s both;
}

.hero-typed {
  font-family: var(--mono);
  color: var(--cyan);
  font-size: clamp(.9rem, 2vw, 1.1rem);
  margin-bottom: 48px;
  min-height: 2em;
  animation: fadeInUp .8s ease .5s both;
}

.hero-typed .cursor-blink {
  border-right: 2px solid var(--cyan);
  animation: blink .7s infinite;
}

.hero-btns {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp .8s ease .6s both;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  font-size: 1rem;
  font-weight: 600;
  background: linear-gradient(135deg, var(--cyan), var(--blue));
  border: none;
  border-radius: 8px;
  color: #fff;
  cursor: pointer;
  transition: all .3s;
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.25), transparent);
  transition: left .6s;
}

.btn-primary:hover::before    { left: 100%; }
.btn-primary:hover { box-shadow: 0 8px 32px rgba(0,212,255,.35); transform: translateY(-3px); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  font-size: 1rem;
  font-weight: 600;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--white);
  cursor: pointer;
  transition: all .3s;
}

.btn-outline:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  box-shadow: 0 0 20px rgba(0,212,255,.15);
  transform: translateY(-3px);
}

.hero-stats {
  display: flex;
  gap: 48px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 80px;
  padding-top: 48px;
  border-top: 1px solid var(--border);
  animation: fadeInUp .8s ease .8s both;
}

.hero-stat { text-align: center; }

.hero-stat .num {
  font-size: 2.5rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--cyan), var(--blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-family: var(--mono);
}

.hero-stat .label {
  font-size: .85rem;
  color: var(--gray);
  margin-top: 4px;
  letter-spacing: .5px;
}

.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--gray);
  font-size: .75rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  animation: fadeIn 1s ease 1.5s both;
}

.scroll-line {
  width: 1px; height: 40px;
  background: linear-gradient(var(--cyan), transparent);
  animation: scrollDown 1.5s ease-in-out infinite;
}

/* ===== SECTION COMMON ===== */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: .8rem;
  color: var(--cyan);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-label::before {
  content: '';
  width: 24px; height: 1px;
  background: var(--cyan);
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -1px;
  line-height: 1.1;
  margin-bottom: 16px;
}

.section-title .accent {
  background: linear-gradient(135deg, var(--cyan), var(--blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-desc {
  font-size: 1rem;
  color: var(--gray);
  max-width: 600px;
  line-height: 1.7;
}

/* ===== ABOUT ===== */
#about { padding: 120px 5%; }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.about-visual { position: relative; }

.about-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 40px;
  position: relative;
  overflow: hidden;
}

.about-card::before {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 200px; height: 200px;
  background: radial-gradient(circle at top right, rgba(0,212,255,.08), transparent 70%);
}

.about-icon-row {
  display: flex;
  gap: 16px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.about-icon-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: rgba(0,212,255,.06);
  border: 1px solid rgba(0,212,255,.15);
  border-radius: 8px;
  font-size: .85rem;
  color: var(--cyan);
  font-family: var(--mono);
  transition: all .3s;
}

.about-icon-badge:hover { background: rgba(0,212,255,.12); transform: translateY(-2px); }
.about-icon-badge svg   { width: 16px; height: 16px; flex-shrink: 0; }

.about-year {
  font-size: 5rem;
  font-weight: 900;
  background: linear-gradient(135deg, rgba(0,212,255,.4), rgba(0,102,255,.4));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 8px;
  font-family: var(--mono);
}

.about-year-label { font-size: .9rem; color: var(--gray); }

.about-content .section-desc { margin-bottom: 32px; }

.about-points {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 40px;
}

.about-point {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
  background: rgba(0,212,255,.03);
  border: 1px solid var(--border);
  border-radius: 10px;
  transition: all .3s;
}

.about-point:hover {
  background: rgba(0,212,255,.06);
  border-color: rgba(0,212,255,.2);
  transform: translateX(4px);
}

.about-point-icon {
  width: 32px; height: 32px;
  border-radius: 6px;
  background: linear-gradient(135deg, rgba(0,212,255,.2), rgba(0,102,255,.2));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.about-point-icon svg { width: 16px; height: 16px; color: var(--cyan); }
.about-point p        { font-size: .9rem; color: var(--gray); line-height: 1.6; }

/* Progress bars */
.progress-wrap {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.progress-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4px;
}

.progress-label { font-size: .8rem; color: var(--gray); }
.progress-val   { font-size: .8rem; color: var(--cyan); font-family: var(--mono); }

.progress-track {
  height: 4px;
  background: rgba(255,255,255,.06);
  border-radius: 2px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  width: 0;
  border-radius: 2px;
  transition: width 1.5s ease;
}

/* ===== SERVICES ===== */
#services {
  padding: 120px 5%;
  background: linear-gradient(180deg, transparent, rgba(0,212,255,.02), transparent);
}

.services-wrapper { max-width: 1200px; margin: 0 auto; }

.services-header         { text-align: center; margin-bottom: 64px; }
.services-header .section-desc { margin: 0 auto; }

.services-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.service-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 40px;
  position: relative;
  overflow: hidden;
  transition: all .4s;
  cursor: default;
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 20px;
  background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%), rgba(0,212,255,.08), transparent 60%);
  opacity: 0;
  transition: opacity .3s;
}

.service-card:hover::before { opacity: 1; }
.service-card:hover {
  border-color: rgba(0,212,255,.25);
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0,0,0,.4);
}

.service-icon {
  width: 60px; height: 60px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(0,212,255,.15), rgba(0,102,255,.15));
  border: 1px solid rgba(0,212,255,.2);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.service-icon svg { width: 28px; height: 28px; color: var(--cyan); }

.service-card h3 { font-size: 1.3rem; font-weight: 700; margin-bottom: 16px; }

.service-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.service-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .9rem;
  color: var(--gray);
}

.service-list li::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: linear-gradient(var(--cyan), var(--blue));
  flex-shrink: 0;
}

.service-tag {
  display: inline-block;
  margin-top: 24px;
  padding: 6px 14px;
  background: linear-gradient(135deg, rgba(0,212,255,.1), rgba(0,102,255,.1));
  border: 1px solid rgba(0,212,255,.2);
  border-radius: 20px;
  font-size: .78rem;
  color: var(--cyan);
  font-family: var(--mono);
}

/* ===== PRODUCTS ===== */
#products { padding: 120px 5%; }

.products-wrapper { max-width: 1300px; margin: 0 auto; }

.products-header { text-align: center; margin-bottom: 48px; }
.products-header .section-desc { margin: 0 auto; }

.filter-bar {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 48px;
}

.filter-btn {
  padding: 8px 20px;
  border-radius: 20px;
  font-size: .85rem;
  font-weight: 500;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--gray);
  cursor: pointer;
  transition: all .3s;
  font-family: var(--font);
}

.filter-btn.active,
.filter-btn:hover {
  background: linear-gradient(135deg, rgba(0,212,255,.15), rgba(0,102,255,.15));
  border-color: var(--cyan);
  color: var(--cyan);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(340px, 100%), 1fr));
  gap: 24px;
}

.product-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  position: relative;
  overflow: hidden;
  transition: all .4s cubic-bezier(.25, .8, .25, 1);
  cursor: default;
  --mx: 50%;
  --my: 50%;
}

.product-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 16px;
  background: radial-gradient(circle at var(--mx) var(--my), rgba(0,212,255,.1), transparent 55%);
  opacity: 0;
  transition: opacity .3s;
  pointer-events: none;
}

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

.product-card:hover {
  border-color: rgba(0,212,255,.3);
  transform: translateY(-8px);
  box-shadow: 0 24px 60px rgba(0,0,0,.5), 0 0 0 1px rgba(0,212,255,.08);
}

.product-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 16px;
}

.product-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(0,212,255,.15), rgba(0,102,255,.15));
  border: 1px solid rgba(0,212,255,.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}

.product-cat {
  font-family: var(--mono);
  font-size: .7rem;
  color: var(--gray);
  padding: 4px 10px;
  border: 1px solid var(--border);
  border-radius: 10px;
  letter-spacing: .5px;
}

.product-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
  line-height: 1.3;
}

.product-card p {
  font-size: .87rem;
  color: var(--gray);
  line-height: 1.65;
  margin-bottom: 16px;
}

.product-features {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.product-feature {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .82rem;
  color: var(--gray);
}

.product-feature::before {
  content: '';
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--cyan);
  flex-shrink: 0;
}

.product-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .82rem;
  color: var(--cyan);
  font-weight: 500;
  padding: 7px 14px;
  border: 1px solid rgba(0,212,255,.2);
  border-radius: 6px;
  background: transparent;
  cursor: pointer;
  font-family: var(--font);
  transition: all .3s;
}

.product-more:hover { background: rgba(0,212,255,.08); gap: 10px; }
.product-more svg   { width: 14px; height: 14px; transition: transform .3s; }
.product-more:hover svg { transform: translateX(3px); }

/* ===== PRODUCT MODAL ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.8);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: all .3s;
  backdrop-filter: blur(10px);
}

.modal-overlay.open { opacity: 1; visibility: visible; }

.modal-box {
  background: var(--card2);
  border: 1px solid rgba(0,212,255,.2);
  border-radius: 20px;
  padding: 40px;
  max-width: 640px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  transform: scale(.9) translateY(20px);
  transition: all .3s;
  position: relative;
}

.modal-overlay.open .modal-box { transform: scale(1) translateY(0); }

.modal-close {
  position: absolute;
  top: 16px; right: 16px;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,.05);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all .3s;
}

.modal-close:hover { background: rgba(0,212,255,.1); border-color: var(--cyan); }
.modal-close svg   { width: 16px; height: 16px; color: var(--gray); }

.modal-icon  { font-size: 2.5rem; margin-bottom: 20px; }
.modal-title { font-size: 1.5rem; font-weight: 800; margin-bottom: 8px; }

.modal-cat {
  font-family: var(--mono);
  font-size: .75rem;
  color: var(--cyan);
  margin-bottom: 20px;
  display: block;
}

.modal-desc { font-size: .95rem; color: var(--gray); line-height: 1.7; margin-bottom: 24px; }

.modal-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.modal-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: .9rem;
  color: var(--gray);
  padding: 10px;
  background: rgba(0,212,255,.03);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.modal-features li::before {
  content: '✓';
  color: var(--cyan);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

/* ===== WHY US ===== */
#why {
  padding: 120px 5%;
  background: linear-gradient(180deg, transparent, rgba(0,102,255,.03), transparent);
}

.why-wrapper { max-width: 1200px; margin: 0 auto; }

.why-header { text-align: center; margin-bottom: 64px; }
.why-header .section-desc { margin: 0 auto; }

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

.why-card {
  padding: 32px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--card);
  text-align: center;
  transition: all .4s;
  position: relative;
  overflow: hidden;
}

.why-card::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 60px; height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  transition: width .4s;
}

.why-card:hover::before { width: 100%; }
.why-card:hover { border-color: rgba(0,212,255,.2); transform: translateY(-4px); }

.why-num {
  font-size: 3rem;
  font-weight: 900;
  font-family: var(--mono);
  background: linear-gradient(135deg, var(--cyan), var(--blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
  line-height: 1;
}

.why-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 10px; }
.why-card p  { font-size: .88rem; color: var(--gray); line-height: 1.65; }

/* ===== CONTACT ===== */
#contact { padding: 120px 5%; }

.contact-wrapper { max-width: 900px; margin: 0 auto; }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.contact-info { display: flex; flex-direction: column; gap: 24px; }

.contact-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  transition: all .3s;
}

.contact-card:hover { border-color: rgba(0,212,255,.25); transform: translateX(4px); }

.contact-card-icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  flex-shrink: 0;
  background: linear-gradient(135deg, rgba(0,212,255,.15), rgba(0,102,255,.15));
  border: 1px solid rgba(0,212,255,.2);
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-card-icon svg { width: 20px; height: 20px; color: var(--cyan); }

.contact-card-label {
  font-size: .75rem;
  color: var(--gray);
  margin-bottom: 4px;
  font-family: var(--mono);
  letter-spacing: .5px;
}

.contact-card-val { font-size: .95rem; font-weight: 600; }

.hours-box {
  padding: 24px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
}

.hours-title {
  font-size: .8rem;
  color: var(--cyan);
  font-family: var(--mono);
  margin-bottom: 14px;
  letter-spacing: .5px;
}

.hours-row {
  display: flex;
  justify-content: space-between;
  font-size: .88rem;
  margin-bottom: 8px;
}

.hours-row:last-child { margin-bottom: 0; }
.hours-row span:first-child { color: var(--gray); }
.hours-row span:last-child  { color: var(--white); }
.hours-row .cyan            { color: var(--cyan); }

.contact-form { display: flex; flex-direction: column; gap: 16px; }

.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-group label {
  font-size: .82rem;
  color: var(--gray);
  font-family: var(--mono);
  letter-spacing: .5px;
}

.form-group input,
.form-group textarea,
.form-group select {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
  color: var(--white);
  font-family: var(--font);
  font-size: .9rem;
  transition: all .3s;
  outline: none;
  width: 100%;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(0,212,255,.08);
}

.form-group textarea { min-height: 120px; resize: vertical; }
.form-group select option { background: var(--card2); color: var(--white); }

.form-submit {
  padding: 14px 32px;
  background: linear-gradient(135deg, var(--cyan), var(--blue));
  border: none;
  border-radius: 8px;
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all .3s;
  position: relative;
  overflow: hidden;
  font-family: var(--font);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.form-submit::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.2), transparent);
  transition: left .6s;
}

.form-submit:hover::before  { left: 100%; }
.form-submit:hover { box-shadow: 0 8px 32px rgba(0,212,255,.3); transform: translateY(-2px); }

.form-note {
  font-size: .78rem;
  color: var(--gray);
  text-align: center;
  margin-top: 4px;
}

/* ===== FOOTER ===== */
footer {
  padding: 60px 5% 32px;
  border-top: 1px solid var(--border);
  position: relative;
  z-index: 2;
  background: rgba(3,8,16,.85);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  max-width: 1200px;
  margin: 0 auto 48px;
}

.footer-brand p {
  font-size: .88rem;
  color: var(--gray);
  line-height: 1.7;
  max-width: 280px;
  margin: 16px 0 24px;
}

.social-links { display: flex; gap: 12px; }

.social-link {
  width: 36px; height: 36px;
  border-radius: 8px;
  background: rgba(255,255,255,.04);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all .3s;
}

.social-link:hover { background: rgba(0,212,255,.1); border-color: var(--cyan); transform: translateY(-2px); }
.social-link svg   { width: 16px; height: 16px; color: var(--gray); }

.footer-col h4 { font-size: .9rem; font-weight: 700; margin-bottom: 16px; color: var(--white); }

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col ul li a { font-size: .85rem; color: var(--gray); transition: color .3s; }
.footer-col ul li a:hover { color: var(--cyan); }

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: .82rem;
  color: var(--gray);
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom a          { color: var(--cyan); transition: opacity .3s; }
.footer-bottom a:hover    { opacity: .8; }
.footer-code-tag          { font-family: var(--mono); color: rgba(0,212,255,.4); font-size: .75rem; }

/* ===== SCROLL REVEAL ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.left   { transform: translateX(-30px); }
.reveal.right  { transform: translateX(30px); }
.reveal.scale  { transform: scale(.95); }
.reveal.visible { opacity: 1; transform: none; }

/* ===== GLOW BORDER ===== */
.glow-border { position: relative; }

.glow-border::after {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: linear-gradient(135deg, var(--cyan), var(--blue), var(--purple), var(--cyan));
  background-size: 300% 300%;
  animation: shimmer 4s linear infinite;
  z-index: -1;
  opacity: 0;
  transition: opacity .3s;
}

.glow-border:hover::after { opacity: 1; }

/* ===== SCROLL PROGRESS ===== */
#scroll-progress {
  position: fixed;
  top: 70px; left: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--blue));
  z-index: 101;
  width: 0%;
  transition: width .1s;
}

/* ===== TOAST ===== */
#toast {
  position: fixed;
  bottom: 32px; right: 32px;
  z-index: 9999;
  padding: 14px 24px;
  background: linear-gradient(135deg, var(--card2), var(--card));
  border: 1px solid var(--cyan);
  border-radius: 10px;
  font-size: .9rem;
  color: var(--white);
  transform: translateY(100px);
  opacity: 0;
  transition: all .4s cubic-bezier(.25, .8, .25, 1);
  display: flex;
  align-items: center;
  gap: 10px;
}

#toast.show { transform: translateY(0); opacity: 1; }
#toast svg  { width: 18px; height: 18px; color: var(--cyan); flex-shrink: 0; }

/* ===== KEYFRAMES ===== */
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: .5; transform: scale(.8); }
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}
@keyframes scrollDown {
  0%   { transform: translateY(0); opacity: 1; }
  100% { transform: translateY(20px); opacity: 0; }
}
@keyframes shimmer {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* ===================================================
   RESPONSIVE — Tablet (≤1024px)
   =================================================== */
@media (max-width: 1024px) {
  .about-grid    { grid-template-columns: 1fr; gap: 40px; }
  .services-grid { grid-template-columns: 1fr; }
  .why-grid      { grid-template-columns: 1fr 1fr; }
  .footer-grid   { grid-template-columns: 1fr 1fr; gap: 32px; }

  #about, #services, #products, #why, #contact { padding: 80px 5%; }
}

/* ===================================================
   RESPONSIVE — Mobile (≤768px)
   =================================================== */
@media (max-width: 768px) {

  /* Navbar */
  .nav-links, .nav-cta { display: none; }
  .hamburger            { display: flex; }

  /* Hero */
  #hero            { padding: 90px 5% 60px; min-height: auto; }
  .hero-title      { font-size: clamp(2rem, 8vw, 2.8rem); letter-spacing: -1px; }
  .hero-subtitle   { font-size: .95rem; }
  .hero-typed      { font-size: .9rem; }
  .hero-stats      { gap: 20px; margin-top: 48px; padding-top: 32px; flex-wrap: wrap; justify-content: center; }
  .hero-stat .num  { font-size: 2rem; }
  .hero-btns       { flex-direction: column; align-items: center; }
  .btn-primary,
  .btn-outline     { width: 100%; max-width: 320px; justify-content: center; }

  /* Sections */
  #about, #services, #products, #why, #contact { padding: 60px 4%; }

  .section-title   { font-size: clamp(1.6rem, 6vw, 2.4rem); }

  /* About */
  .about-grid      { grid-template-columns: 1fr; gap: 32px; }
  .about-card      { padding: 24px; }
  .about-year      { font-size: 3.5rem; }
  .about-content .btn-primary { width: 100%; max-width: 320px; justify-content: center; }

  /* Services */
  .services-grid   { grid-template-columns: 1fr; gap: 20px; }
  .service-card    { padding: 28px 24px; }

  /* Products */
  .products-grid   { grid-template-columns: 1fr; gap: 16px; }
  .product-card    { padding: 22px 20px; }

  /* Filter bar — horizontal scroll */
  .filter-bar {
    flex-wrap: nowrap;
    overflow-x: auto;
    justify-content: flex-start;
    padding-bottom: 8px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .filter-bar::-webkit-scrollbar { display: none; }
  .filter-btn { flex-shrink: 0; }

  /* Why grid */
  .why-grid        { grid-template-columns: 1fr 1fr; gap: 16px; }
  .why-card        { padding: 24px 16px; }
  .why-num         { font-size: 2.2rem; }

  /* Contact */
  .contact-grid    { grid-template-columns: 1fr; gap: 32px; }
  .form-submit     { width: 100%; }

  /* Modal */
  .modal-box       { padding: 28px 20px; margin: 0 4px; border-radius: 16px; }
  .modal-title     { font-size: 1.25rem; }

  /* Footer */
  .footer-grid     { grid-template-columns: 1fr 1fr; gap: 28px; }
  .footer-bottom   { flex-direction: column; text-align: center; gap: 8px; }
  footer           { padding: 48px 5% 24px; }

  /* Hide cursor ring on touch */
  #cursor, #cursor-ring { display: none; }

  /* Scroll indicator */
  .hero-scroll     { display: none; }
}

/* ===================================================
   RESPONSIVE — Small mobile (≤480px)
   =================================================== */
@media (max-width: 480px) {

  /* Hero */
  .hero-title      { font-size: clamp(1.8rem, 9vw, 2.4rem); }
  .hero-badge      { font-size: .72rem; }
  .hero-stats      { flex-direction: column; gap: 16px; align-items: center; }
  .hero-stat .num  { font-size: 1.8rem; }

  /* Sections */
  #about, #services, #products, #why, #contact { padding: 48px 4%; }
  .section-title   { font-size: 1.6rem; }

  /* About */
  .about-icon-row  { gap: 8px; }
  .about-icon-badge { font-size: .75rem; padding: 8px 10px; }
  .about-year      { font-size: 3rem; }
  .about-card      { padding: 20px; }

  /* Service */
  .service-card    { padding: 22px 18px; }
  .service-card h3 { font-size: 1.1rem; }

  /* Products */
  .product-card    { padding: 18px 16px; }

  /* Why — tek sütun */
  .why-grid        { grid-template-columns: 1fr; }

  /* Footer */
  .footer-grid     { grid-template-columns: 1fr; gap: 24px; }
  .footer-brand p  { max-width: 100%; }

  /* Modal */
  .modal-box       { padding: 22px 16px; max-height: 90vh; }
  .modal-icon      { font-size: 2rem; }
  .modal-title     { font-size: 1.1rem; }
  .modal-desc      { font-size: .88rem; }
  .modal-features li { font-size: .84rem; padding: 8px; }

  /* Filter bar */
  .filter-btn      { font-size: .78rem; padding: 6px 14px; }

  /* Contact */
  .contact-card    { padding: 14px; }
  .hours-box       { padding: 16px; }
}