/* Theme */
:root {
  --bg: #0b1020;
  --bg-2: #0f172a;
  --text: #e6e9f2;
  --muted: #a2acc7;
  --card: rgba(255,255,255,0.06);
  --stroke: rgba(255,255,255,0.08);
  --primary: #7c3aed; /* violet-600 */
  --primary-2: #22d3ee; /* cyan-400 */
  --accent: #f59e0b; /* amber-500 */
  --success: #10b981;
  --danger: #ef4444;
  --radius: 14px;
  --shadow-lg: 0 10px 30px rgba(0,0,0,0.35);
  --shadow-md: 0 8px 24px rgba(0,0,0,0.28);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, Apple Color Emoji, Segoe UI Emoji, Noto Color Emoji, sans-serif;
  color: var(--text);
  background: radial-gradient(1200px 600px at 10% 0%, rgba(124,58,237,0.15), transparent 50%),
              radial-gradient(1000px 500px at 100% 10%, rgba(34,211,238,0.14), transparent 55%),
              linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
}

/* Layout */
.container {
  width: min(1140px, 92%);
  margin: 0 auto;
}
.section {
  padding: 90px 0;
}
.section--alt { background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01)); }
.section__head { text-align: center; margin-bottom: 36px; }
.section__head h2 { font-size: 40px; margin: 0 0 14px; letter-spacing: -0.02em; position: relative; }
.section__head h2::after {
  content: "";
  display: block;
  width: 72px;
  height: 3px;
  margin: 8px auto 0;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  opacity: 0.9;
}
.section__head p { color: var(--muted); margin: 0; }

.grid { display: grid; gap: 24px; }
.grid--2 { grid-template-columns: repeat(2, minmax(0,1fr)); align-items: center; }
.grid--3 { grid-template-columns: repeat(3, minmax(0,1fr)); }

@media (max-width: 960px) {
  .grid--2, .grid--3 { grid-template-columns: 1fr; }
}

/* Navbar */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 50; backdrop-filter: saturate(140%) blur(8px); background: rgba(11,16,32,0.6); border-bottom: 1px solid var(--stroke); }
.nav__inner { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-weight: 700; letter-spacing: 0.2px; }
.brand__logo { display: inline-grid; place-items: center; width: 28px; height: 28px; }
.brand__logo svg { width: 100%; height: 100%; display: block; }
.brand__logo--img {
  /* Use provided PNG as mask; fill with site gradient */
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  -webkit-mask-image: url('../img/logo.png');
  mask-image: url('../img/logo.png');
  -webkit-mask-repeat: no-repeat; mask-repeat: no-repeat;
  -webkit-mask-position: center; mask-position: center;
  -webkit-mask-size: contain; mask-size: contain;
}
.brand__text { font-weight: 800; font-size: 18px; }

.nav__links { display: flex; align-items: center; gap: 18px; }
.nav__links a { color: var(--text); text-decoration: none; opacity: 0.9; }
.nav__links a:hover { opacity: 1; }
.nav__toggle { display: none; background: transparent; color: var(--text); border: 1px solid var(--stroke); border-radius: 10px; padding: 6px 10px; }

@media (max-width: 840px) {
  .nav__toggle { display: inline-block; }
  .nav__links { position: absolute; top: 62px; right: 4%; left: 4%; display: none; flex-direction: column; background: rgba(16,22,46,0.92); border: 1px solid var(--stroke); border-radius: 16px; padding: 14px; }
  .nav__links.show { display: flex; }
}

/* Hero */
.hero { padding-top: 120px; padding-bottom: 80px; }
.hero__title { font-size: clamp(36px, 6vw, 64px); line-height: 1.05; margin: 0 0 14px; letter-spacing: -0.02em; }
.hero__subtitle { color: var(--muted); margin: 0 0 22px; font-size: 18px; }
.hero__ctas { display: flex; gap: 12px; margin-bottom: 16px; }
.hero__badges { display: flex; gap: 10px; flex-wrap: wrap; }
.hero__visual { position: relative; min-height: 380px; }

.glass { background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.03)); border: 1px solid var(--stroke); border-radius: var(--radius); backdrop-filter: blur(8px); box-shadow: var(--shadow-lg); }
.card--stack { padding: 18px; position: relative; }
.card { background: var(--card); border: 1px solid var(--stroke); border-radius: 16px; padding: 18px; margin: 10px 0; }
.card--primary { background: linear-gradient(135deg, rgba(124,58,237,0.25), rgba(34,211,238,0.18)); border: 1px solid rgba(124,58,237,0.35); }
.card h3 { margin: 0 0 6px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); }

.blob { position: absolute; filter: blur(24px); opacity: 0.55; mix-blend-mode: screen; }
.blob--1 { width: 200px; height: 200px; right: -30px; top: -30px; background: radial-gradient(circle at 30% 30%, var(--primary), transparent 60%); animation: float 9s ease-in-out infinite; }
.blob--2 { width: 170px; height: 170px; left: -20px; bottom: -10px; background: radial-gradient(circle at 70% 70%, var(--primary-2), transparent 60%); animation: float 11s ease-in-out infinite reverse; }
@keyframes float { 0%, 100% { transform: translateY(0) } 50% { transform: translateY(-8px) } }

/* Buttons & Chips */
.btn { display: inline-flex; align-items: center; justify-content: center; height: 44px; padding: 0 16px; border-radius: 12px; border: 1px solid var(--stroke); color: var(--text); text-decoration: none; font-weight: 600; transition: transform .06s ease; }
.btn:active { transform: translateY(1px); }
.btn--primary { background: linear-gradient(135deg, var(--primary), var(--primary-2)); border: none; color: #0b1020; }
.btn--ghost { background: transparent; }
.btn--sm { height: 36px; padding: 0 12px; font-size: 14px; }

.chip { display: inline-flex; align-items: center; gap: 8px; height: 30px; padding: 0 12px; border-radius: 999px; background: rgba(255,255,255,0.06); border: 1px solid var(--stroke); color: var(--text); font-size: 13px; }
.chip--tech { background: rgba(124,58,237,0.14); border-color: rgba(124,58,237,0.35); }

/* Tiles */
.tile {
  background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.03));
  border: 1px solid var(--stroke);
  border-radius: 16px;
  padding: 18px;
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(8px);
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.tile:hover {
  transform: translateY(-3px);
  border-color: rgba(124,58,237,0.45);
  box-shadow: 0 10px 30px rgba(0,0,0,0.35), 0 0 0 1px rgba(34,211,238,0.25);
}
.tile__icon { font-size: 22px; opacity: .9; margin-bottom: 8px; }
.tile h3 { margin: 0 0 6px; }
.tile p { margin: 0; color: var(--muted); }

/* Tech */
.tech { display: grid; gap: 22px; }
.tech__group { background: rgba(255,255,255,0.03); border: 1px solid var(--stroke); border-radius: 16px; padding: 16px; backdrop-filter: blur(6px); }
.tech__group h4 { margin: 0 0 10px; }
.tech__chips { display: flex; gap: 10px; flex-wrap: wrap; }
/* Logo grid for larger tech logos */
.logo-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 14px; }
.logo-card { position: relative; overflow: hidden; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; padding: 14px; background: rgba(255,255,255,0.03); border: 1px solid var(--stroke); border-radius: 14px; backdrop-filter: blur(6px); transition: transform .18s ease, border-color .2s ease, box-shadow .2s ease; }
.logo-card::after { content: ""; position: absolute; inset: 0; border-radius: inherit; background: radial-gradient(600px 200px at 0% 0%, rgba(124,58,237,0.18), transparent 60%), radial-gradient(600px 200px at 100% 0%, rgba(34,211,238,0.14), transparent 60%); opacity: 0; pointer-events: none; transition: opacity .2s ease; mix-blend-mode: screen; }
.logo-card:hover { transform: translateY(-3px); border-color: rgba(34,211,238,0.45); box-shadow: 0 10px 28px rgba(0,0,0,0.34); }
.logo-card:hover::after { opacity: .18; }
.logo-card__img { display: inline-grid; place-items: center; color: var(--text); transition: transform .18s ease, filter .18s ease; }
.logo-card:hover .logo-card__img { transform: translateY(-2px) scale(1.03); }
.logo-card__img img, .logo-card__img svg { display: block; filter: brightness(0) invert(1); opacity: 0.95; }
.logo-card__name { font-size: 14px; color: var(--text); opacity: 0.95; text-align: center; }

@media (max-width: 900px) {
  .logo-grid { grid-template-columns: repeat(3, minmax(0,1fr)); }
}
@media (max-width: 600px) {
  .logo-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
}

/* Projects */
.project { background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02)); border: 1px solid var(--stroke); border-radius: 16px; overflow: hidden; outline: none; box-shadow: var(--shadow-md); backdrop-filter: blur(6px); transition: transform .18s ease, box-shadow .2s ease, border-color .2s ease; }
.project:focus, .project:hover { transform: translateY(-4px); border-color: rgba(34,211,238,0.45); box-shadow: 0 12px 34px rgba(0,0,0,0.36), 0 0 0 1px rgba(124,58,237,0.25); }
.project__media { height: 160px; background-size: cover; background-position: center; border-bottom: 1px solid var(--stroke); }
/* Portfolio media backgrounds: gradient + domain icon */
.project__media--a {
  background-image: linear-gradient(135deg, rgba(124,58,237,0.5), rgba(34,211,238,0.25)), url('../img/portfolio/school-erp.svg');
  background-repeat: no-repeat, no-repeat;
  background-size: cover, 64%;
  background-position: center, right 10px bottom 10px;
}
.project__media--b {
  background-image: linear-gradient(135deg, rgba(34,211,238,0.45), rgba(245,158,11,0.28)), url('../img/portfolio/healthcare-solution.svg');
  background-repeat: no-repeat, no-repeat;
  background-size: cover, 64%;
  background-position: center, right 10px bottom 10px;
}
.project__media--c {
  background-image: linear-gradient(135deg, rgba(245,158,11,0.45), rgba(124,58,237,0.35)), url('../img/portfolio/accounting.svg');
  background-repeat: no-repeat, no-repeat;
  background-size: cover, 64%;
  background-position: center, right 10px bottom 10px;
}
.project__media--d {
  background-image: linear-gradient(135deg, rgba(124,58,237,0.45), rgba(16,185,129,0.30)), url('../img/portfolio/booking.svg');
  background-repeat: no-repeat, no-repeat;
  background-size: cover, 64%;
  background-position: center, right 10px bottom 10px;
}
.project__media--e {
  background-image: linear-gradient(135deg, rgba(34,211,238,0.45), rgba(59,130,246,0.30)), url('../img/portfolio/medical-record.svg');
  background-repeat: no-repeat, no-repeat;
  background-size: cover, 64%;
  background-position: center, right 10px bottom 10px;
}
.project__media--f {
  background-image: linear-gradient(135deg, rgba(245,158,11,0.42), rgba(34,211,238,0.32)), url('../img/portfolio/insurance.svg');
  background-repeat: no-repeat, no-repeat;
  background-size: cover, 64%;
  background-position: center, right 10px bottom 10px;
}
/* Operations Desk card */
.project__media--g {
  background-image: linear-gradient(135deg, rgba(16,185,129,0.38), rgba(59,130,246,0.30)), url('../img/portfolio/operations-desk.svg');
  background-repeat: no-repeat, no-repeat;
  background-size: cover, 64%;
  background-position: center, right 10px bottom 10px;
}
/* Custom Software Development card */
.project__media--h {
  background-image: linear-gradient(135deg, rgba(59,130,246,0.40), rgba(124,58,237,0.32)), url('../img/portfolio/custom-dev.svg');
  background-repeat: no-repeat, no-repeat;
  background-size: cover, 64%;
  background-position: center, right 10px bottom 10px;
}
.project__body { padding: 16px; }
.project__body h3 { margin: 0 0 8px; }
.project__body p { margin: 0 0 10px; color: var(--muted); }
.tags { display: flex; gap: 8px; flex-wrap: wrap; }
.tag { background: rgba(255,255,255,0.06); border: 1px solid var(--stroke); border-radius: 999px; padding: 4px 10px; font-size: 12px; color: var(--text); }

/* Process */
.process { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 16px; counter-reset: steps; list-style: none; padding: 0; margin: 0; }
.step { position: relative; background: rgba(255,255,255,0.03); border: 1px solid var(--stroke); border-radius: 16px; padding: 16px 16px 16px 56px; }
.step__num { position: absolute; left: 16px; top: 16px; width: 28px; height: 28px; border-radius: 999px; display: inline-grid; place-items: center; background: linear-gradient(135deg, var(--primary), var(--primary-2)); color: #0b1020; font-weight: 800; }
.step h3 { margin: 0 0 6px; }
.step p { margin: 0; color: var(--muted); }

@media (max-width: 960px) {
  .process { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .process { grid-template-columns: 1fr; }
}

/* Contact */
.cta { display: grid; grid-template-columns: 1.2fr 1fr; gap: 22px; background: linear-gradient(135deg, rgba(124,58,237,0.18), rgba(34,211,238,0.12)); border: 1px solid rgba(124,58,237,0.35); border-radius: 18px; padding: 18px; box-shadow: var(--shadow-lg); }
.cta__copy h2 { margin: 0 0 8px; font-size: 32px; }
.cta__copy p { margin: 0; color: #e6f8ff; }

.form { display: grid; gap: 12px; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form__field { display: flex; flex-direction: column; }
.form input, .form textarea { width: 100%; background: rgba(255,255,255,0.07); border: 1px solid var(--stroke); border-radius: 12px; padding: 12px; color: var(--text); font-size: 15px; outline: none; }
.form input::placeholder, .form textarea::placeholder { color: #96a0c0; }
.form input:focus, .form textarea:focus { border-color: rgba(34,211,238,0.5); box-shadow: 0 0 0 3px rgba(34,211,238,0.18); }
.form input.is-invalid, .form textarea.is-invalid { border-color: var(--danger); box-shadow: 0 0 0 3px rgba(239,68,68,0.15); }
.form__error { min-height: 16px; color: var(--danger); font-size: 13px; margin-top: 6px; }
.form__hint { color: #dbeafe; font-size: 14px; margin: 6px 0 0; }
.form__hint a {
  background: linear-gradient(-5deg, #4561d0, var(--primary-2));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  text-decoration: underline;
  text-decoration-color: var(--primary-2);
  text-decoration: none;
}
.form__hint a:hover {
  text-decoration-color: #7dd3fc;
  filter: brightness(1.05);
}

@media (max-width: 900px) {
  .cta { grid-template-columns: 1fr; }
  .form__row { grid-template-columns: 1fr; }
}

/* Footer */
.footer { border-top: 1px solid var(--stroke); padding: 20px 0 40px; background: rgba(0,0,0,0.2); }
.footer__inner { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.footer__meta { display: flex; flex-direction: column; gap: 8px; }
.brand--footer .brand__logo { width: 22px; height: 22px; }
.footer__copy { color: var(--muted); font-size: 14px; align-self: flex-end; }

/* Footer contact */
.footer__address { font-style: normal; color: var(--muted); font-size: 14px; line-height: 1.5; }
.footer__contacts { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.footer__link { color: var(--muted); text-decoration: none; font-size: 14px; display: inline-flex; align-items: center; gap: 6px; }
.footer__link:hover { text-decoration: underline; }

/* Removed separator between phone and email */

/* Inline SVG icon sizing */
.icon { display: inline-grid; place-items: center; width: 16px; height: 16px; line-height: 0; }

/* Scroll reveal */
.reveal { opacity: 0; transform: translateY(12px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: translateY(0); }

/* Utilities */
::selection { background: rgba(124,58,237,0.35); }

/* Anchor offset for fixed header */
section[id] { scroll-margin-top: 80px; }

/* Back to Top */
.back-to-top {
  position: fixed;
  right: 22px;
  bottom: 22px;
  width: 48px;
  height: 48px;
  border-radius: 999px;
  border: none;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #0b1020;
  font-size: 20px;
  font-weight: 800;
  line-height: 1;
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  z-index: 60;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity .2s ease, transform .2s ease, visibility .2s ease;
}
.back-to-top:focus { outline: none; box-shadow: 0 0 0 3px rgba(34,211,238,0.35), var(--shadow-lg); }
.back-to-top:active { transform: translateY(9px); }
.back-to-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

@media (max-width: 600px) {
  .back-to-top { right: 16px; bottom: 16px; width: 44px; height: 44px; }
}
/* Section glass wrapper */
.glass-panel {
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  border: 1px solid var(--stroke);
  border-radius: 18px;
  padding: 18px;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(8px);
}

/* Compact tabbed technologies layout (modern, space-efficient) */
.tech--compact { gap: 12px; }
.tech--compact .tech__group { padding: 12px; border-radius: 12px; }
.tech--compact .logo-grid { grid-template-columns: repeat(4, minmax(0,1fr)); gap: 15px; }
.tech--compact .logo-card { padding: 20px; border-radius: 12px; }
.tech--compact .logo-card__img { width: 60px; height: 60px; }
.tech--compact .logo-card__img img, .tech--compact .logo-card__img svg { width: 60px; height: 60px; }
.tech--compact .logo-card__name { font-size: 13px; }

.tech-tabs { display: flex; gap: 8px; align-items: center; margin-bottom: 12px; flex-wrap: wrap; }
.tech-tab { appearance: none; background: rgba(255,255,255,0.03); border: 1px solid var(--stroke); color: var(--text); padding: 8px 12px; border-radius: 999px; cursor: pointer; font-weight: 600; }
.tech-tab[aria-selected="true"] { background: linear-gradient(135deg, rgba(124,58,237,0.14), rgba(34,211,238,0.12)); border-color: rgba(124,58,237,0.3); }

.tech__groups { position: relative; }
.tech--compact .tech__group { display: none; }
.tech--compact .tech__group.is-active { display: block; }

@media (max-width: 900px) {
  .tech--compact .logo-card__img { width: 40px; height: 40px; }
  .tech--compact .logo-card__img img, .tech--compact .logo-card__img svg { width: 40px; height: 40px; }
  .tech-tab { padding: 6px 10px; }
}