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

:root {
  --bg:       #ffffff;
  --bg2:      #f7f9fc;
  --bg3:      #eef2f7;
  --text:     #1a1a2e;
  --muted:    #5a6480;
  --border:   #e2e8f0;
  --blue:     #3b82f6;
  --blue-lt:  #dbeafe;
  --blue-md:  #93c5fd;
  --teal:     #0ea5e9;
  --red:      #e63946;
  --amber:    #f59e0b;
  --violet:   #7c3aed;
  --green:    #10b981;
  --sb:       272px;
}

html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-weight: 300;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── SIDEBAR ── */
#sidebar {
  position: fixed; top: 0; left: 0; bottom: 0;
  width: var(--sb);
  background: var(--bg2);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  z-index: 50;
}

.sb-top {
  padding: 2.2rem 1.8rem 1.8rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.2rem;
}
.profile-img {
  width: 140px;
  height: 140px;
  border-radius: 8px;
  object-fit: cover;
  border: 2px solid var(--border);
}
.logo-mark {
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem; letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--blue);
  margin-bottom: 1.5rem;
  display: flex; align-items: center; gap: 8px;
}
.logo-dot { width: 7px; height: 7px; background: var(--blue); border-radius: 50%; display: inline-block; }

.sb-name {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.9rem; line-height: 1.05;
  letter-spacing: 0.04em; color: var(--text);
  margin-bottom: 0.45rem;
}
.sb-role {
  font-family: 'DM Mono', monospace;
  font-size: 0.68rem; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--muted);
  line-height: 1.7;
}

.sb-domains {
  padding: 1.2rem 1.8rem;
  border-bottom: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 5px;
}
.dpill {
  font-family: 'DM Mono', monospace;
  font-size: 0.62rem; letter-spacing: 0.1em;
  text-transform: uppercase; padding: 4px 9px;
  border-radius: 3px; border-left: 2px solid;
  display: inline-flex; align-items: center; gap: 6px;
  width: fit-content;
}
.dp-cloud  { border-color: var(--teal);   color: var(--teal);   background: #e0f7fa; }
.dp-cyber  { border-color: var(--red);    color: var(--red);    background: #fff0f0; }
.dp-seeng  { border-color: var(--amber);  color: var(--amber);  background: #fffbeb; }
.dp-devops { border-color: var(--violet); color: var(--violet); background: #f3f0ff; }

/* sidenav */
#sidenav { flex: 1; overflow-y: auto; padding: 1.4rem 0; }
.nav-label {
  font-family: 'DM Mono', monospace;
  font-size: 0.58rem; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--muted);
  opacity: 0.5; padding: 0 1.8rem; margin-bottom: 0.4rem;
}
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 1.8rem;
  font-size: 0.84rem; font-weight: 400;
  color: var(--muted); text-decoration: none;
  border-left: 2px solid transparent;
  transition: all 0.18s;
}
.nav-item:hover {
  color: var(--blue);
  background: var(--blue-lt);
  border-left-color: var(--blue-md);
}
.nav-item.active {
  color: var(--blue);
  background: var(--blue-lt);
  border-left-color: var(--blue);
  font-weight: 500;
}
.nav-item .ni { width: 15px; text-align: center; font-size: 0.78rem; }
.ni-cloud  { color: var(--teal); }
.ni-cyber  { color: var(--red); }
.ni-seeng  { color: var(--amber); }
.ni-devops { color: var(--violet); }
.ni-certs  { color: var(--green); }

.sb-footer {
  padding: 1.2rem 1.8rem;
  border-top: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
}
.soc-links { display: flex; gap: 12px; }
.soc-links a { color: var(--muted); font-size: 1rem; transition: color 0.18s; }
.soc-links a:hover { color: var(--blue); }
#themeBtn {
  background: none; border: 1px solid var(--border);
  border-radius: 50%; width: 30px; height: 30px;
  color: var(--muted); font-size: 12px; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.18s;
}
#themeBtn:hover { border-color: var(--blue); color: var(--blue); }

/* ── MAIN ── */
#main {
  margin-left: var(--sb);
  min-height: 100vh;
  padding: 0 3.5rem 5rem;
  max-width: calc(var(--sb) + 860px);
}

/* ── HERO ── */
#hero {
  padding: 5rem 0 4rem;
  border-bottom: 1px solid var(--border);
  position: relative;
}
#hero::before {
  content: 'AP';
  font-family: 'Bebas Neue', sans-serif;
  font-size: 20vw; line-height: 1;
  color: rgba(59,130,246,0.04);
  position: absolute; right: -1rem; top: 0;
  pointer-events: none; user-select: none;
}

.hero-eyebrow {
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--blue);
  margin-bottom: 1rem;
  display: flex; align-items: center; gap: 10px;
}
.hero-eyebrow::before { content:''; display:block; width:28px; height:1px; background:var(--blue); }

.hero-h1 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(3.2rem, 6vw, 5.5rem);
  line-height: 0.95; letter-spacing: 0.03em;
  color: var(--text); margin-bottom: 1.4rem;
}
.hero-h1 em {
  font-style: normal;
  -webkit-text-stroke: 1.5px var(--blue);
  color: transparent;
}

.hero-sub {
  max-width: 520px;
  font-size: 0.98rem; line-height: 1.8;
  color: var(--muted); margin-bottom: 2rem;
}
.hero-sub a { color: var(--blue); text-decoration: none; border-bottom: 1px solid var(--blue-md); }
.hero-sub a:hover { color: var(--teal); }
.hero-sub strong { color: var(--text); font-weight: 500; }

.cv-btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--blue); color: #fff;
  font-family: 'DM Mono', monospace;
  font-size: 0.76rem; letter-spacing: 0.1em;
  text-transform: uppercase; padding: 11px 24px;
  border-radius: 4px; text-decoration: none;
  font-weight: 500; transition: all 0.2s;
  box-shadow: 0 4px 14px rgba(59,130,246,0.25);
}
.cv-btn:hover { background: var(--teal); box-shadow: 0 4px 18px rgba(14,165,233,0.3); }

/* ── SECTIONS ── */
.section { padding: 3.5rem 0; border-bottom: 1px solid var(--border); }
.section:last-of-type { border-bottom: none; }

.section-header {
  display: flex; align-items: flex-start; gap: 1.4rem;
  margin-bottom: 2rem;
}
.section-num {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 3.8rem; line-height: 1;
  color: rgba(59,130,246,0.1);
  flex-shrink: 0; user-select: none;
}
.section-h2 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 2.2rem; letter-spacing: 0.04em;
  line-height: 1; color: var(--text);
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 0.3rem;
}
.section-tag {
  font-family: 'DM Mono', monospace;
  font-size: 0.62rem; letter-spacing: 0.18em;
  text-transform: uppercase; margin-bottom: 3px;
}
.section-desc {
  font-size: 0.9rem; line-height: 1.75;
  color: var(--muted); max-width: 560px;
  margin-top: 0.4rem;
}

/* domain accent colours */
.s-cloud  .section-tag { color: var(--teal); }
.s-cloud  .section-h2 i { color: var(--teal); }
.s-cyber  .section-tag { color: var(--red); }
.s-cyber  .section-h2 i { color: var(--red); }
.s-seeng  .section-tag { color: var(--amber); }
.s-seeng  .section-h2 i { color: var(--amber); }
.s-devops .section-tag { color: var(--violet); }
.s-devops .section-h2 i { color: var(--violet); }
.s-certs  .section-tag { color: var(--green); }
.s-certs  .section-h2 i { color: var(--green); }

/* ── PROJECT GRID ── */
.sublabel {
  font-family: 'DM Mono', monospace;
  font-size: 0.65rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--muted);
  opacity: 0.55; margin-bottom: 0.9rem;
}
.proj-grid { display: grid; grid-template-columns: repeat(auto-fill,minmax(280px,1fr)); gap: 9px; list-style: none; }
.proj-grid li { display: none; }
.proj-grid li.show { display: block; }

.proj-link {
  display: flex; align-items: flex-start; gap: 10px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 6px; padding: 12px 14px;
  color: var(--text); text-decoration: none;
  font-size: 0.86rem; line-height: 1.45;
  transition: all 0.18s;
}
.proj-link .arr { font-size: 0.7rem; color: var(--muted); flex-shrink: 0; margin-top: 3px; transition: color 0.18s; }
.proj-link:hover {
  background: var(--blue-lt);
  border-color: var(--blue-md);
  color: var(--blue);
}
.proj-link:hover .arr { color: var(--blue); }

/* ── PAGINATION ── */
.pag {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 1.1rem; padding-top: 1rem;
  border-top: 1px solid var(--border);
}
.pag-btn {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 4px; color: var(--muted);
  font-family: 'DM Mono', monospace; font-size: 0.68rem;
  letter-spacing: 0.07em; padding: 7px 14px;
  cursor: pointer; transition: all 0.18s;
}
.pag-btn:hover:not(:disabled) {
  background: var(--blue-lt);
  border-color: var(--blue-md);
  color: var(--blue);
}
.pag-btn:disabled { opacity: 0.25; cursor: default; }
.pag-info { font-family: 'DM Mono', monospace; font-size: 0.68rem; color: var(--muted); opacity: 0.6; }

/* ── COMING SOON ── */
.coming {
  display: flex; align-items: center; gap: 11px;
  border: 1px dashed var(--border);
  border-radius: 6px; padding: 18px 20px;
  color: var(--muted); opacity: 0.6;
  font-family: 'DM Mono', monospace; font-size: 0.76rem;
  letter-spacing: 0.07em; background: var(--bg2);
}

/* ── CERT GRID ── */
.cert-grid { display: grid; grid-template-columns: repeat(auto-fill,minmax(240px,1fr)); gap: 9px; list-style: none; }
.cert-link {
  display: flex; align-items: flex-start; gap: 11px;
  background: #f0fdf8; border: 1px solid #a7f3d0;
  border-radius: 6px; padding: 14px 16px;
  color: var(--text); text-decoration: none;
  font-size: 0.86rem; line-height: 1.45;
  transition: all 0.18s;
}
.cert-link i { color: var(--green); font-size: 1rem; flex-shrink: 0; margin-top: 2px; }
.cert-link:hover { background: #d1fae5; border-color: var(--green); color: #065f46; }

/* ── FOOTER ── */
footer {
  display: flex; flex-wrap: wrap; gap: 2.5rem;
  padding: 2.5rem 0 1.5rem;
  margin-top: 1rem;
  border-top: 1px solid var(--border);
}
footer h3 {
  font-family: 'DM Mono', monospace; font-size: 0.66rem;
  letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--blue); margin-bottom: 0.45rem;
}
footer p, footer a { font-size: 0.88rem; color: var(--muted); text-decoration: none; }
footer a:hover { color: var(--blue); }
.foot-soc { display: flex; gap: 12px; }
.foot-soc a { font-size: 1.1rem; color: var(--muted); transition: color 0.18s; }
.foot-soc a:hover { color: var(--blue); }
.copyright {
  width: 100%; text-align: right;
  font-family: 'DM Mono', monospace; font-size: 0.62rem;
  color: var(--muted); opacity: 0.4; padding-top: 0.8rem;
}

/* ── DARK MODE ── */
body.dark {
  --bg: #060d1f; --bg2: #0b1630; --bg3: #111f40;
  --text: #dce8f5; --muted: #7a8fab;
  --border: rgba(255,255,255,0.08);
  --blue-lt: rgba(59,130,246,0.1);
  --blue-md: rgba(59,130,246,0.35);
}
body.dark .dp-cloud  { background: rgba(14,165,233,0.1); }
body.dark .dp-cyber  { background: rgba(230,57,70,0.1); }
body.dark .dp-seeng  { background: rgba(245,158,11,0.1); }
body.dark .dp-devops { background: rgba(124,58,237,0.1); }
body.dark .proj-link { background: var(--bg2); }
body.dark .proj-link:hover { background: rgba(59,130,246,0.1); border-color: rgba(59,130,246,0.4); }
body.dark .cert-link { background: rgba(16,185,129,0.07); border-color: rgba(16,185,129,0.25); }
body.dark .cert-link:hover { background: rgba(16,185,129,0.14); border-color: var(--green); color: #a7f3d0; }
body.dark .pag-btn { background: var(--bg2); }
body.dark .coming { background: var(--bg2); }
body.dark #sidebar { background: var(--bg2); }

/* ── ANIMATIONS ── */
.fade-up { opacity: 0; transform: translateY(18px); transition: opacity 0.5s ease, transform 0.5s ease; }
.fade-up.vis { opacity: 1; transform: translateY(0); }

/* ── MOBILE ── */
@media(max-width:768px){
  :root{--sb:0px}
  #sidebar{position:fixed;bottom:0;top:auto;left:0;right:0;width:100%;height:56px;flex-direction:row;border-right:none;border-top:1px solid var(--border)}
  .sb-top,.sb-domains,.nav-label,.sb-footer{display:none}
  #sidenav{display:flex;overflow-x:auto;padding:0;flex:1;align-items:center}
  .nav-item{padding:0 12px;flex-direction:column;gap:2px;font-size:0.58rem;height:56px;justify-content:center;border-left:none;border-bottom:2px solid transparent;white-space:nowrap}
  .nav-item:hover,.nav-item.active{border-bottom-color:var(--blue);border-left-color:transparent}
  #main{margin-left:0;padding:0 1.2rem 5rem}
  #hero{padding:2.5rem 0 2.5rem}
  .section-num{display:none}
}