/* =====================================================
   Gigadep — Portfolio (self-contained)
   Custom CSS, no framework. Purple theme carried from main site.
   ===================================================== */

:root {
  --theme-color: #28a7eb;
  --theme-color-light: rgba(40, 167, 235, .10);
  --theme-color-dark: #1a8bc9;
  --title-color: #141D38;
  --body-color: #737887;
  --smoke-color: #F5F5F5;
  --black-color: #000000;
  --gray-color: #bdbdbd;
  --white-color: #ffffff;
  --light-color: #72849B;
  --yellow-color: #FFB539;
  --border-color: #E0E0E0;
  --title-font: 'Poppins', sans-serif;
  --body-font: 'Poppins', sans-serif;
  --container-width: 1220px;
}

/* ---- Base ---- */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--body-font);
  color: var(--body-color);
  font-size: 16px;
  line-height: 1.75;
  background: var(--white-color);
  overflow-x: hidden;
}
.text-primary {
  color: #28a7eb !important;
}
h1, h2, h3, h4, h5, h6 {
  font-family: var(--title-font);
  color: var(--title-color);
  font-weight: 700;
  line-height: 1.25;
}
a { color: var(--theme-color); text-decoration: none; transition: color .3s ease; }
a:hover { color: var(--title-color); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 16px;
}
.text-theme { color: var(--theme-color); font-weight: 600; }

/* ---- Sub-title + section title ---- */
.sub-title {
  display: inline-flex;
  align-items: center;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 1px;
  color: var(--theme-color);
  background: var(--theme-color-light);
  padding: 7px 18px;
  border-radius: 4px;
  margin-bottom: 18px;
  text-transform: uppercase;
}

/* ---- Buttons ---- */
.btn-theme {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--theme-color);
  color: #fff;
  border: 1px solid var(--theme-color);
  font-family: var(--title-font);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: .5px;
  text-transform: uppercase;
  padding: 13px 26px;
  border-radius: 4px;
  cursor: pointer;
  transition: all .35s ease;
}
.btn-theme:hover {
  background: var(--theme-color-dark);
  border-color: var(--theme-color-dark);
  color: #fff;
  transform: translateY(-2px);
}

/* =====================================================
   Header
   ===================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #fff;
  transition: box-shadow .3s ease, padding .3s ease;
}
.site-header.scrolled { box-shadow: 0 6px 24px rgba(20, 29, 56, .08); }
.header-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  padding: 18px 0;
}
.site-logo img { height: 42px; }
.site-nav ul { display: flex; gap: 28px; }
.site-nav a {
  color: var(--title-color);
  font-weight: 500;
  font-size: 15px;
}
.site-nav a:hover, .site-nav a.active { color: var(--theme-color); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  width: 26px;
  height: 2px;
  background: var(--title-color);
  transition: .3s;
}
.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav {
  display: none;
  background: #fff;
  border-top: 1px solid var(--border-color);
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease;
}
.mobile-nav.open { max-height: 460px; }
.mobile-nav ul { padding: 12px 16px; }
.mobile-nav li { padding: 8px 0; }
.mobile-nav a { color: var(--title-color); font-weight: 500; }
.mobile-nav .btn-theme { margin-top: 8px; }

/* =====================================================
   Hero
   ===================================================== */
.portfolio-hero {
  padding: 80px 0 56px;
  background:
    radial-gradient(circle at 12% 18%, rgba(40, 167, 235, .08), transparent 42%),
    radial-gradient(circle at 88% 8%, rgba(40, 167, 235, .06), transparent 40%),
    var(--smoke-color);
  text-align: center;
}
.portfolio-title {
  font-size: 50px;
  line-height: 1.12;
  margin-bottom: 18px;
}
.portfolio-content {
  max-width: 720px;
  margin: 0 auto 38px;
  font-size: 17px;
}
.hero-stats {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 18px;
}
.hero-stat {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 16px 26px;
  min-width: 190px;
  box-shadow: 0 8px 22px rgba(20, 29, 56, .04);
}
.hero-stat strong {
  display: block;
  font-family: var(--title-font);
  font-size: 30px;
  color: var(--theme-color);
  line-height: 1;
}
.hero-stat span { font-size: 14px; }

/* =====================================================
   Filter bar
   ===================================================== */
.filter-section { padding: 40px 0 0; }
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 44px;
}
.filter-btn {
  font-family: var(--title-font);
  font-size: 14px;
  font-weight: 600;
  color: var(--title-color);
  background: #fff;
  border: 1px solid var(--border-color);
  padding: 9px 20px;
  border-radius: 30px;
  cursor: pointer;
  transition: all .3s ease;
}
.filter-btn:hover { border-color: var(--theme-color); color: var(--theme-color); }
.filter-btn.active {
  background: var(--theme-color);
  border-color: var(--theme-color);
  color: #fff;
}

/* =====================================================
   Project grid
   ===================================================== */
.grid-section { padding: 0 0 100px; }
.grid-wrap {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.portfolio-box {
  border: 1px solid var(--border-color);
  border-radius: 14px;
  overflow: hidden;
  background: #fff;
  transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
}
.portfolio-box.hide { display: none; }
.portfolio-box:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(20, 29, 56, .12);
  border-color: transparent;
}
.portfolio-box > a { display: block; color: inherit; }
.portfolio-img {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 11;
  background: var(--smoke-color);
}
.portfolio-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.portfolio-box:hover .portfolio-img img { transform: scale(1.07); }
.portfolio-img::after {
  content: "View Project \2197";
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--title-font);
  font-weight: 600;
  font-size: 15px;
  color: #fff;
  background: rgba(40, 167, 235, .82);
  opacity: 0;
  transition: opacity .35s ease;
}
.portfolio-box:hover .portfolio-img::after { opacity: 1; }

.project-content {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  padding: 22px 22px 26px;
}
.project-name { font-size: 21px; margin-bottom: 8px; }
.project-description { font-size: 14.5px; line-height: 1.65; }
.project-tag {
  display: inline-block;
  white-space: nowrap;
  font-size: 12px;
  font-weight: 600;
  color: var(--theme-color);
  background: var(--theme-color-light);
  padding: 5px 12px;
  border-radius: 30px;
}

/* =====================================================
   Industries
   ===================================================== */
.industries-section { padding: 90px 0; background: var(--smoke-color); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 50px; }
.section-head h2 { font-size: 38px; margin-bottom: 16px; }
.industries-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.industry-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 28px 16px;
  text-align: center;
  font-weight: 600;
  color: var(--title-color);
  transition: transform .3s ease, box-shadow .3s ease;
}
.industry-card:hover { transform: translateY(-6px); box-shadow: 0 16px 32px rgba(20,29,56,.08); }
.ind-icon {
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--theme-color-light);
  color: var(--theme-color);
  font-size: 22px;
}

/* =====================================================
   CTA
   ===================================================== */
.cta-section { padding: 90px 0; }
.portfolio-cta {
  background: linear-gradient(120deg, var(--theme-color), var(--theme-color-dark));
  border-radius: 18px;
  padding: 54px 48px;
}
.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
}
.cta-inner h2 { color: #fff; font-size: 30px; margin-bottom: 8px; }
.cta-inner p { color: rgba(255, 255, 255, .85); max-width: 560px; }
.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  color: var(--theme-color);
  font-family: var(--title-font);
  font-weight: 700;
  font-size: 14px;
  text-transform: uppercase;
  padding: 14px 28px;
  border-radius: 4px;
  white-space: nowrap;
  transition: transform .3s ease;
}
.btn-cta:hover { transform: translateY(-2px); color: var(--theme-color-dark); }

/* =====================================================
   Footer
   ===================================================== */
.site-footer { background: #0e1530; color: #aab2c5; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 50px;
}
.footer-brand img { height: 44px; margin-bottom: 18px; }
.footer-brand p { max-width: 360px; }
.footer-social { margin-top: 18px; display: flex; gap: 12px; }
.footer-social a {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, .08);
  color: #fff;
  transition: background .3s ease;
}
.footer-social a:hover { background: var(--theme-color); }
.footer-col h3 { color: #fff; font-size: 18px; margin-bottom: 18px; }
.footer-col ul li { padding: 6px 0; }
.footer-col a { color: #aab2c5; }
.footer-col a:hover { color: #fff; }
.footer-contact li { display: flex; gap: 10px; align-items: flex-start; }
.footer-contact i { color: var(--theme-color); margin-top: 5px; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .08);
  text-align: center;
  padding: 22px 0;
  font-size: 14px;
}
.footer-bottom a { color: #fff; }

/* =====================================================
   Scroll to top
   ===================================================== */
.scroll-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 46px;
  height: 46px;
  border: 0;
  border-radius: 50%;
  background: var(--theme-color);
  color: #fff;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all .3s ease;
  z-index: 99;
}
.scroll-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.scroll-top:hover { background: var(--theme-color-dark); }

/* =====================================================
   Animated Showcase (unique)
   ===================================================== */
.showcase-section { padding: 10px 0 100px; }
.showcase-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  perspective: 1400px;
}

.showcase-card {
  position: relative;
  border-radius: 18px;
  /* scroll-reveal start state */
  opacity: 0;
  transform: translateY(60px) scale(.96);
  transition: opacity .7s ease, transform .7s cubic-bezier(.22,.61,.36,1);
  transition-delay: calc(var(--i, 0) * .08s);
  will-change: transform;
}
.showcase-card.in-view { opacity: 1; transform: translateY(0) scale(1); }
.showcase-card.hide { display: none; }

/* rotating animated gradient border */
.showcase-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 18px;
  padding: 1.5px;
  background: conic-gradient(from var(--angle, 0deg),
    transparent 0deg, transparent 200deg,
    var(--theme-color) 280deg, #7dd5f5 320deg, transparent 360deg);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
          mask-composite: exclude;
  opacity: 0;
  transition: opacity .4s ease;
  z-index: 3;
  pointer-events: none;
}
.showcase-card:hover::before { opacity: 1; animation: sc-spin 4s linear infinite; }
@keyframes sc-spin { to { --angle: 360deg; } }
@property --angle { syntax: "<angle>"; initial-value: 0deg; inherits: false; }

.sc-link {
  position: relative;
  display: block;
  height: 100%;
  border-radius: 18px;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--border-color);
  color: inherit;
  transform: rotateX(var(--ry, 0deg)) rotateY(var(--rx, 0deg)) translateZ(0);
  transform-style: preserve-3d;
  transition: transform .25s ease, box-shadow .4s ease, border-color .4s ease;
}
.showcase-card:hover .sc-link {
  box-shadow: 0 30px 60px rgba(40, 167, 235, .22);
  border-color: transparent;
}

.sc-media {
  position: relative;
  aspect-ratio: 16 / 11;
  overflow: hidden;
  background: var(--smoke-color);
}
.sc-media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .6s cubic-bezier(.22,.61,.36,1);
}
.showcase-card:hover .sc-media img { transform: scale(1.1); }
.sc-media::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(14,21,48,.55), transparent 55%);
}

.sc-body {
  position: relative;
  padding: 22px 22px 26px;
  transform: translateZ(30px);
}
.sc-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--theme-color);
  background: var(--theme-color-light);
  padding: 5px 12px;
  border-radius: 30px;
  margin-bottom: 12px;
}
.sc-title { font-size: 21px; margin-bottom: 8px; transition: color .3s ease; }
.showcase-card:hover .sc-title { color: var(--theme-color); }
.sc-desc { font-size: 14.5px; line-height: 1.65; margin-bottom: 16px; }
.sc-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--title-font);
  font-weight: 600;
  font-size: 14px;
  color: var(--theme-color);
}
.sc-cta i { transition: transform .3s ease; }
.showcase-card:hover .sc-cta i { transform: translateX(6px); }

/* pointer-follow glow */
.sc-shine {
  position: absolute;
  inset: 0;
  z-index: 1;
  border-radius: 18px;
  pointer-events: none;
  opacity: 0;
  transition: opacity .35s ease;
  /* background: radial-gradient(100px circle at var(--mx, 50%) var(--my, 50%),
    rgba(40, 167, 235, .18), transparent 60%); */
}
.showcase-card:hover .sc-shine { opacity: 1; }

@media (prefers-reduced-motion: reduce) {
  .showcase-card { opacity: 1; transform: none; transition: none; }
  .showcase-card:hover::before { animation: none; }
  .sc-link { transform: none !important; }
}

/* =====================================================
   Responsive
   ===================================================== */
@media (max-width: 991.98px) {
  .grid-wrap { grid-template-columns: repeat(2, 1fr); }
  .showcase-grid { grid-template-columns: repeat(2, 1fr); }
  .industries-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .site-nav, .header-inner > .btn-theme { display: none; }
  .nav-toggle { display: flex; }
  .mobile-nav { display: block; }
  .portfolio-title { font-size: 40px; }
}
@media (max-width: 575.98px) {
  .grid-wrap { grid-template-columns: 1fr; }
  .showcase-grid { grid-template-columns: 1fr; }
  .industries-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .portfolio-title { font-size: 32px; }
  .portfolio-cta { padding: 38px 24px; }
  .cta-inner h2 { font-size: 24px; }
}