:root{
  --bg: #07121a;
  --bg2:#081b24;
  --card:#0b2230;
  --card2:#0a1b25;
  --text:#e9f2f7;
  --muted:#b9c9d4;
  --line: rgba(233,242,247,.10);
  --accent:#7dd3fc;      /* sea glass */
  --accent2:#5eead4;     /* tidepool */
  --sand:#f3e7c8;
  --shadow: 0 18px 55px rgba(0,0,0,.45);
  --radius: 18px;
  --max: 1100px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Apple Color Emoji","Segoe UI Emoji";
  color:var(--text);

  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(125,211,252,.28), transparent 55%),
    radial-gradient(900px 500px at 85% 0%, rgba(94,234,212,.20), transparent 55%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg2) 100%);
}

/* ============================= */
/* TOP BANNER */
/* ============================= */
/* ============================= */
/* TOP BANNER (PREMIUM) */
/* ============================= */
.top-banner{
  width:100%;
  height:140px;

  background-image: url("./assets/banner.png");
  background-size: cover;
  background-position: center;

  position: relative;

  filter: saturate(0.9) contrast(0.95);

  /* floating header support */
  margin-top:-64px;
  padding-top:64px;

  /* subtle motion */
  animation: bannerDrift 20s ease-in-out infinite alternate;
}

.top-banner::after{
  content:"";
  position:absolute;
  inset:0;

  background:
    linear-gradient(to bottom,
      rgba(7,18,26,0.12),
      rgba(7,18,26,0.6)
    ),
    radial-gradient(
      circle at 20% 30%,
    rgba(125,211,252,0.15),
      transparent 60%
    );
}

.ambient{
  position:fixed; inset:-200px -200px auto -200px;
  height:380px;
  background: radial-gradient(closest-side, rgba(243,231,200,.18), transparent 70%);
  filter: blur(12px);
  pointer-events:none;
  z-index:-1;
}

/* Header */
.header{
  position:sticky;
  top:0;
  z-index:50;

  display:flex;
  align-items:center;
  justify-content:space-between;

  padding:14px 18px;

  border-bottom:1px solid rgba(233,242,247,.08);
  backdrop-filter: blur(14px);

  background: rgba(7,18,26,.35); /* lighter glass effect */
}
.brand{
  display:flex; gap:10px; align-items:center;
  text-decoration:none; color:var(--text);
}
.brand-mark{
  width:34px; height:34px;
  display:grid; place-items:center;
  border-radius:12px;
  background: rgba(125,211,252,.14);
  border:1px solid rgba(125,211,252,.22);
}
.brand-text{font-weight:700; letter-spacing:.2px}

.nav{
  display:flex; gap:18px; align-items:center;
}
.nav a{
  color:var(--muted);
  text-decoration:none;
  font-size:14px;
}
.nav a:hover{color:var(--text)}
.nav .btn{margin-left:4px}

.nav-toggle{
  display:none;
  width:44px; height:38px;
  border-radius:12px;
  border:1px solid var(--line);
  background: rgba(11,34,48,.55);
  cursor:pointer;
}
.nav-toggle span{
  display:block;
  height:2px;
  width:18px;
  margin:4px auto;
  background: rgba(233,242,247,.85);
  border-radius:2px;
}

/* Hero */
.hero{
  position:relative;
  margin-top:-20px;
  padding:70px 18px 0;
}
.hero-inner{
  max-width: var(--max);
  margin: 0 auto;
  display:grid;
  grid-template-columns: 1.25fr .75fr;
  gap:22px;
  align-items:start;
}
.badge{
  display:inline-flex;
  gap:10px; align-items:center;
  font-size:13px;
  color: rgba(233,242,247,.85);
  border:1px solid rgba(125,211,252,.22);
  background: rgba(125,211,252,.10);
  padding:8px 12px;
  border-radius:999px;
}
.hero h1{
  margin:14px 0 10px;
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1.05;
  letter-spacing: -.6px;
}
.accent{
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.lead{
  margin:0;
  max-width: 62ch;
  color: rgba(233,242,247,.82);
  font-size: 16px;
  line-height: 1.55;
}
.hero-actions{
  margin-top: 18px;
  display:flex; gap:10px; flex-wrap:wrap;
}
.hero-metrics{
  margin-top: 18px;
  display:grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap:10px;
}
.metric{
  padding:12px 12px;
  border-radius: 14px;
  border:1px solid var(--line);
  background: rgba(11,34,48,.35);
}
.metric-title{font-size:12px; color:rgba(233,242,247,.70)}
.metric-value{margin-top:6px; font-weight:650; font-size:13px}

.hero-card{
  border-radius: var(--radius);
  border:1px solid rgba(233,242,247,.12);
  background: linear-gradient(180deg, rgba(11,34,48,.65), rgba(10,27,37,.55));
  box-shadow: var(--shadow);
  overflow:hidden;
}
.hero-card-top{
  display:flex; align-items:center; gap:8px;
  padding:12px 14px;
  border-bottom: 1px solid rgba(233,242,247,.10);
}
.dot{width:10px; height:10px; border-radius:999px; opacity:.9}
.dot-red{background:#ff6b6b}
.dot-yellow{background:#ffd166}
.dot-green{background:#4dd4ac}
.hero-card-title{
  margin-left:auto;
  font-size:12px;
  color:rgba(233,242,247,.75)
}
.hero-card-body{padding:14px 14px 16px}
.hero-card-body h3{margin:0 0 8px; font-size:16px}
.hero-card-body p{
  margin:0 0 12px;
  color:rgba(233,242,247,.78);
  line-height:1.5;
  font-size:14px;
}

.bullets{
  margin: 0;
  padding-left: 18px;
  color: rgba(233,242,247,.80);
  line-height: 1.6;
  font-size: 14px;
}
.bullets li{margin:6px 0}

.pill-row{margin-top: 12px; display:flex; flex-wrap:wrap; gap:8px}
.pill{
  padding:6px 10px;
  font-size:12px;
  border-radius:999px;
  border:1px solid rgba(125,211,252,.22);
  background: rgba(125,211,252,.10);
  color: rgba(233,242,247,.88);
}

/* Waves */
.waves{
  margin-top: 34px;
  height: 70px;
  overflow:hidden;
  opacity:.75;
}
.waves svg{
  width: 140%;
  height: 100%;
  transform: translateX(-10%);
  animation: drift 8s ease-in-out infinite alternate;
}
.waves path{
  fill: rgba(125,211,252,.10);
}
@keyframes drift {
  from { transform: translateX(-12%); }
  to   { transform: translateX(-6%); }
}

/* Sections */
.section{
  padding: 54px 18px;
}
.section-alt{
  background: linear-gradient(180deg, rgba(11,34,48,.28), rgba(7,18,26,0));
  border-top: 1px solid rgba(233,242,247,.06);
  border-bottom: 1px solid rgba(233,242,247,.06);
}
.section-head{
  max-width: var(--max);
  margin: 0 auto 18px;
}
.section-head h2{
  margin:0;
  font-size: 26px;
  letter-spacing: -.3px;
}
.section-head p{
  margin:8px 0 0;
  color: rgba(233,242,247,.78);
  line-height: 1.6;
  max-width: 75ch;
}

/* Grid helpers */
.grid{
  max-width: var(--max);
  margin: 0 auto;
  display:grid;
  gap:14px;
}
.cards{grid-template-columns: repeat(3, minmax(0, 1fr))}
.skills{grid-template-columns: repeat(4, minmax(0, 1fr))}
.certs{grid-template-columns: repeat(2, minmax(0, 1fr))}
.contact{grid-template-columns: repeat(3, minmax(0, 1fr))}

.card{
  border-radius: var(--radius);
  border:1px solid rgba(233,242,247,.10);
  background: rgba(11,34,48,.35);
  padding: 16px;
  box-shadow: 0 12px 35px rgba(0,0,0,.25);
}

/* 🔥 Cert card hover glow */
.cert.card{
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.cert.card:hover{
  transform: translateY(-2px);

  box-shadow:
    0 18px 45px rgba(0,0,0,0.35),
    0 0 0 1px rgba(125,211,252,0.15),
    0 0 30px rgba(125,211,252,0.08);

  border-color: rgba(125,211,252,0.25);
}

.card h3{margin:0 0 8px; font-size: 16px}
.card p{
  margin:0;
  color: rgba(233,242,247,.78);
  line-height: 1.55;
  font-size: 14px;
}

.cert.card p{
  margin-top:14px;
  width:100%;
  margin-bottom:14px;
}

/* === Certifications Enhancement === */

.cert-header{
  display:flex;
  align-items:flex-start;
  gap:16px;
  padding-right:8px;

  justify-content:flex-start; /* 🔥 ADD THIS */
}

.cert-header > div:first-child{
  display:flex;
  flex-direction:column;

  /* flex:1; 🔥 ADD THIS */
}

.cert-badge{
  margin-top:2px;
  margin-left: 16px;
}

.cert-badge img{
  width:95px;
  height:auto;
  border-radius:10px;
  box-shadow: 0 6px 16px rgba(0,0,0,0.35);
}

.cert-badge a img{
  transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
}

.cert-badge a:hover img{
  transform: scale(1.06) translateY(-1px);

  box-shadow:
    0 10px 24px rgba(0,0,0,.45),
    0 0 18px rgba(94,234,212,.18);

  filter: brightness(1.05);
}

.cert-verify{
  margin-top:6px;
  font-size:11px;
  color: rgba(233,242,247,.55);
  text-align:center;
  letter-spacing:.2px;
}

.card-top{
  display:flex; gap:8px; align-items:center;
  margin-bottom: 10px;
}
.tag{
  font-size: 12px;
  padding: 5px 10px;
  border-radius: 999px;
  border:1px solid rgba(233,242,247,.12);
  background: rgba(10,27,37,.40);
  color: rgba(233,242,247,.80);
}
.tag-primary{
  border-color: rgba(94,234,212,.25);
  background: rgba(94,234,212,.12);
}

.card-meta{
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(233,242,247,.08);
}
.meta-k{font-size: 12px; color: rgba(233,242,247,.65)}
.meta-v{margin-top: 6px; font-size: 13px; color: rgba(233,242,247,.85)}

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

/* Buttons */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid rgba(125,211,252,.26);
  background: rgba(125,211,252,.14);
  color: rgba(233,242,247,.92);
  text-decoration:none;
  font-weight: 650;
  font-size: 14px;
  transition: transform .08s ease, background .15s ease, border-color .15s ease;
}
.btn:hover{
  transform: translateY(-1px);
  background: rgba(125,211,252,.18);
  border-color: rgba(125,211,252,.35);
}
.btn:active{transform: translateY(0)}
.btn-ghost{
  background: rgba(10,27,37,.35);
  border-color: rgba(233,242,247,.14);
}
.btn-sm{
  padding: 8px 12px;
  font-size: 13px;
}

.callout{
  max-width: var(--max);
  margin: 14px auto 0;
}
.callout-inner{
  border-radius: var(--radius);
  border:1px solid rgba(243,231,200,.18);
  background: radial-gradient(700px 220px at 20% 0%, rgba(243,231,200,.10), transparent 55%),
              rgba(11,34,48,.35);
  padding: 16px;
}
.callout-inner h3{margin:0 0 8px; font-size: 16px}
.callout-inner ul{margin:0; padding-left: 18px; color: rgba(233,242,247,.80); line-height:1.6}

.about{
  max-width: var(--max);
  margin: 0 auto;
  display:grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap:14px;
}

.contact-card{
  text-decoration:none;
  color: var(--text);
}
.contact-k{font-size:12px; color: rgba(233,242,247,.65)}
.contact-v{margin-top:8px; font-weight: 650}

.muted{color: rgba(233,242,247,.70)}

/* Footer */
.footer{
  border-top: 1px solid rgba(233,242,247,.08);
  padding: 18px;
  background: rgba(7,18,26,.65);
}
.footer-inner{
  max-width: var(--max);
  margin: 0 auto;
  display:flex; align-items:center; justify-content:space-between;
  gap:12px; flex-wrap:wrap;
}
.footer-brand{font-weight: 750}
.dot-sep{opacity:.65; margin: 0 8px}

/* Responsive */
@media (max-width: 980px){
  .hero-inner{grid-template-columns: 1fr; }
  .cards{grid-template-columns: 1fr}
  .skills{grid-template-columns: 1fr 1fr}
  .certs{grid-template-columns: 1fr}
  .contact{grid-template-columns: 1fr}
  .about{grid-template-columns: 1fr}

  .cert-header{
  flex-direction: column;
  align-items: flex-start;
}

  .cert-badge{
  margin-top:8px;
}
  .cert.card{
  grid-template-columns: 1fr;
}

.cert-badge{
  grid-column:auto;
  grid-row:auto;
  margin-top:10px;
}
}

@media (max-width: 760px){
  .nav{display:none}
  .nav-toggle{display:block}
  .nav.open{
    display:flex;
    position:absolute;
    top:64px; right:18px; left:18px;
    padding: 12px;
    border-radius: 16px;
    border: 1px solid rgba(233,242,247,.10);
    background: rgba(7,18,26,.92);
    flex-direction: column;
    gap:12px;
  }
}