/* ── Variables ─────────────────────────────────────────────────── */
:root {
  --bg:       #050d12;
  --bg-alt:   #071520;
  --bg-card:  #0a1f2e;
  --bg-card-h:#0d2538;

  --accent:   #00d4aa;
  --accent-dk:#009e7f;
  --gold:     #f0c060;

  --t1: #e8f4f0;
  --t2: #7ea8bc;
  --t3: #3d6070;

  --bdr:   rgba(0,212,170,0.14);
  --bdr-h: rgba(0,212,170,0.42);
  --shadow: 0 8px 40px rgba(0,0,0,0.55);
  --glow:   0 0 32px rgba(0,212,170,0.22);

  --r-sm: 8px;
  --r:    16px;
  --r-lg: 24px;

  --nav-h: 68px;
  --ease:  cubic-bezier(0.4,0,0.2,1);
  --t:     0.35s var(--ease);
  --ff:    'Poppins', sans-serif;
  
  /* Mobile-specific base font size */
  --base-font-mobile: 16px;
  --base-font-tablet: 18px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 8px);
  font-size: var(--base-font-mobile);
}

body {
  font-family: var(--ff);
  background: var(--bg);
  color: var(--t1);
  line-height: 1.7;
  overflow-x: hidden;
}

/* Ambient mesh background */
body::before {
  content:'';
  position:fixed; inset:0;
  background:
    radial-gradient(ellipse 65% 55% at 85% 15%, rgba(0,180,140,0.07) 0%, transparent 65%),
    radial-gradient(ellipse 50% 45% at  8% 85%, rgba(0,100,130,0.07) 0%, transparent 65%);
  pointer-events:none;
  z-index:0;
}

img   { max-width:100%; display:block; }
a     { text-decoration:none; color:inherit; }
ul,ol { list-style:none; }
button{ font-family:var(--ff); cursor:pointer; }

::-webkit-scrollbar       { width:5px; }
::-webkit-scrollbar-track { background:var(--bg); }
::-webkit-scrollbar-thumb { background:var(--accent-dk); border-radius:4px; }


.container {
  width:100%;
  max-width:1160px;
  margin:0 auto;
  padding:0 clamp(1.25rem,5vw,3rem);
  position:relative;
  z-index:1;
}


.scroll-progress {
  position:fixed; top:0; left:0;
  height:3px; width:0%;
  background:linear-gradient(90deg,var(--accent),var(--gold));
  z-index:1000;
  transition:width 0.1s linear;
}


.header {
  position:fixed; top:0; left:0; right:0;
  height:var(--nav-h);
  z-index:900;
  display:flex; align-items:center; justify-content:space-between;
  padding:0 clamp(1.25rem,5vw,3.5rem);
  background:rgba(5,13,18,0.75);
  border-bottom:1px solid var(--bdr);
  transition:background var(--t), box-shadow var(--t);
}
.header.scrolled {
  background:rgba(5,13,18,0.96);
  box-shadow:0 4px 28px rgba(0,0,0,0.45);
}

.logo {
  font-size:1.25rem; font-weight:700;
  color:var(--accent); letter-spacing:0.04em;
  flex-shrink:0;
}
.logo::after { content:'.'; color:var(--gold); }

/* Desktop nav */
.navbar { display:flex; gap:0.2rem; }

.nav-link {
  font-size:0.84rem; font-weight:500;
  color:var(--t2); padding:0.45rem 1rem;
  border-radius:var(--r-sm); letter-spacing:0.04em;
  transition:color var(--t); position:relative;
}
.nav-link::after {
  content:'';
  position:absolute; bottom:2px; left:50%;
  transform:translateX(-50%) scaleX(0);
  width:18px; height:2px;
  background:var(--accent); border-radius:2px;
  transition:transform var(--t);
}
.nav-link:hover,
.nav-link.active              { color:var(--t1); }
.nav-link:hover::after,
.nav-link.active::after       { transform:translateX(-50%) scaleX(1); }

/* Hamburger */
.hamburger {
  display:none; flex-direction:column;
  justify-content:center; gap:5px;
  width:52px; height:52px;
  background:none; border:1px solid var(--bdr);
  border-radius:var(--r-sm); padding:12px;
  transition:border-color var(--t);
}
.hamburger span {
  display:block; width:100%; height:2px;
  background:var(--t1); border-radius:2px;
  transition:transform var(--t), opacity var(--t);
}
.hamburger:hover { border-color:var(--accent); }
.hamburger.open span:nth-child(1){ transform:translateY(8px) rotate(45deg); }
.hamburger.open span:nth-child(2){ opacity:0; }
.hamburger.open span:nth-child(3){ transform:translateY(-8px) rotate(-45deg); }

/* Mobile Drawer */
.mobile-drawer {
  position:fixed; top:var(--nav-h); right:0;
  width:min(80vw,300px);
  height:calc(100vh - var(--nav-h));
  background:#071b28;
  border-left:1px solid var(--bdr);
  z-index:850;
  display:flex; flex-direction:column;
  justify-content:center; align-items:center;
  gap:0.8rem; padding:2.5rem;
  transform:translateX(100%);
  transition:transform 0.38s var(--ease);
}
.mobile-drawer.open { transform:translateX(0); }

.drawer-link {
  display:block; width:100%; text-align:center;
  font-size:1.3rem; font-weight:600; color:var(--t2);
  padding:1.2rem 1.5rem; border-radius:var(--r-sm);
  transition:color var(--t), background var(--t);
  letter-spacing:0.05em;
}
.drawer-link:hover { color:var(--accent); background:rgba(0,212,170,0.07); }

.drawer-backdrop {
  position:fixed; inset:0;
  background:rgba(0,0,0,0.55);
  z-index:840; opacity:0; pointer-events:none;
  transition:opacity var(--t);
}
.drawer-backdrop.open { opacity:1; pointer-events:all; }


section { padding:clamp(3.5rem,8vw,7.5rem) 0; position:relative; z-index:1; }

.section-label {
  display:inline-block;
  font-size:0.8rem; font-weight:600;
  letter-spacing:0.18em; text-transform:uppercase;
  color:var(--accent);
  background:rgba(0,212,170,0.08);
  border:1px solid rgba(0,212,170,0.22);
  padding:0.4rem 1rem; border-radius:100px;
  margin-bottom:1.2rem;
}

.section-header {
  text-align:center; margin-bottom:3.5rem;
  display:flex; flex-direction:column; align-items:center;
}
.section-header h2 {
  font-size:clamp(1.8rem,5vw,2.7rem); font-weight:700;
  line-height:1.15; margin-bottom:0.75rem;
}
.section-header h2 span { color:var(--accent); }
.section-header p { color:var(--t2); font-size:1.05rem; max-width:520px; }

/* Reveal */
.reveal {
  opacity:0; transform:translateY(32px);
  transition:opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible  { opacity:1; transform:translateY(0); }
.reveal-delay    { transition-delay:0.18s; }


.btn {
  display:inline-flex; align-items:center; gap:0.6rem;
  padding:1rem 2rem; border-radius:100px;
  font-family:var(--ff); font-size:1rem; font-weight:600;
  letter-spacing:0.04em; border:none; white-space:nowrap;
  transition:transform var(--t), box-shadow var(--t),
             background var(--t), color var(--t), border-color var(--t);
}
.btn i { font-size:1.1em; }

.btn-primary {
  background:linear-gradient(135deg,var(--accent),var(--accent-dk));
  color:#050d12;
  box-shadow:0 4px 22px rgba(0,212,170,0.35);
}
.btn-primary:hover {
  transform:translateY(-3px);
  box-shadow:0 8px 32px rgba(0,212,170,0.5);
}
.btn-outline {
  background:transparent; color:var(--t1);
  border:1.5px solid var(--bdr-h);
}
.btn-outline:hover {
  border-color:var(--accent); color:var(--accent);
  transform:translateY(-3px); box-shadow:var(--glow);
}


.home {
  min-height:100vh;
  display:flex; flex-direction:column;
  align-items:center; justify-content:center;
  padding-top:var(--nav-h);
  background:var(--bg); position:relative;
}

.home-inner {
  display:grid; grid-template-columns:1fr 1fr;
  gap:clamp(2.5rem,6vw,5rem); align-items:center;
  padding:clamp(3rem,6vw,5rem) 0; width:100%;
}

/* Left */
.home-left { display:flex; flex-direction:column; gap:1.4rem; }

.greeting  { font-size:1.1rem; font-weight:400; color:var(--t2); letter-spacing:0.06em; }

.name {
  font-size:clamp(2.2rem,5.5vw,3.5rem); font-weight:800; line-height:1.1;
  background:linear-gradient(140deg,var(--t1) 45%,var(--accent) 100%);
  -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text;
}

.role { font-size:clamp(1.1rem,2.5vw,1.3rem); font-weight:500; color:var(--t2); }
.role .typed-text { color:var(--gold); font-weight:600; }
.typed-cursor     { color:var(--gold); animation:blink 1s step-end infinite; }
@keyframes blink  { 0%,100%{opacity:1} 50%{opacity:0} }

.lead { font-size:1.05rem; color:var(--t2); line-height:1.9; max-width:480px; }

.cta-row { display:flex; gap:1rem; flex-wrap:wrap; margin-top:0.5rem; }

.social { display:flex; gap:0.75rem; margin-top:0.5rem; }
.social a {
  width:48px; height:48px; border-radius:50%;
  border:1.5px solid var(--bdr);
  display:flex; align-items:center; justify-content:center;
  font-size:1.35rem; color:var(--t2); transition:var(--t);
}
.social a:hover {
  border-color:var(--accent); color:var(--accent);
  transform:translateY(-3px);
  box-shadow:0 4px 18px rgba(0,212,170,0.28);
}

/* Right / photo */
.home-right { display:flex; justify-content:center; align-items:center; }

.photo-wrap {
  position:relative;
  width:clamp(240px,36vw,380px);
  height:clamp(240px,36vw,380px);
}
.photo-wrap .profile-photo {
  width:100%; height:100%; object-fit:cover;
  border-radius:50%; position:relative; z-index:2;
  border:3px solid rgba(0,212,170,0.35);
}

.neon-ring {
  position:absolute; inset:-10px; border-radius:50%;
  border:2px solid transparent;
  background:
    conic-gradient(from 0deg,var(--accent) 0deg,transparent 120deg,var(--gold) 240deg,transparent 360deg)
    border-box;
  -webkit-mask:linear-gradient(#fff 0 0) padding-box,linear-gradient(#fff 0 0);
  -webkit-mask-composite:destination-out; mask-composite:exclude;
  animation:spin 7s linear infinite; z-index:1;
}
@keyframes spin { to{transform:rotate(360deg)} }

.neon-glow {
  position:absolute; inset:-24px; border-radius:50%;
  background:radial-gradient(circle,rgba(0,212,170,0.13) 0%,transparent 70%);
  animation:pulse 3.5s ease-in-out infinite; z-index:0;
}
@keyframes pulse { 0%,100%{opacity:.6;transform:scale(1)} 50%{opacity:1;transform:scale(1.07)} }

/* Floating badges */
.badge {
  position:absolute; z-index:4;
  display:flex; align-items:center; gap:0.5rem;
  font-size:0.85rem; font-weight:600;
  padding:0.5rem 1rem; border-radius:100px;
  background:var(--bg-card); border:1px solid var(--bdr-h);
  color:var(--accent); white-space:nowrap;
  animation:float 3.5s ease-in-out infinite;
}
.badge i        { font-size:1.1rem; }
.badge-top      { top:5%;  left:-10%; animation-delay:0s; }
.badge-bottom   { bottom:8%; right:-10%; animation-delay:1.75s; }
@keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-8px)} }

/* Scroll hint */
.scroll-hint {
  position:absolute; bottom:2rem; left:50%;
  transform:translateX(-50%);
  display:flex; flex-direction:column; align-items:center; gap:0.5rem;
  color:var(--t3); font-size:0.8rem;
  letter-spacing:0.12em; text-transform:uppercase;
  transition:color var(--t);
}
.scroll-hint i    { font-size:1.5rem; animation:bob 2s ease-in-out infinite; }
.scroll-hint:hover{ color:var(--accent); }
@keyframes bob { 0%,100%{transform:translateY(0)} 50%{transform:translateY(6px)} }


.about { background:var(--bg-alt); }

.about-container {
  display:grid; grid-template-columns:1fr 1.4fr;
  gap:clamp(2.5rem,6vw,5rem); align-items:center;
}

.about-left { display:flex; justify-content:center; }

.profile-wrap {
  position:relative;
  width:clamp(220px,28vw,350px);
  height:clamp(280px,36vw,440px);
}
.profile-wrap .profile-photo {
  width:100%; height:100%; object-fit:cover;
  border-radius:var(--r-lg); position:relative; z-index:2;
}
.animated-border {
  position:absolute; inset:-3px;
  border-radius:calc(var(--r-lg) + 3px);
  background:linear-gradient(135deg,var(--accent),var(--gold),var(--accent-dk),var(--accent));
  background-size:300%;
  animation:gradMove 5s linear infinite; z-index:1;
}
.animated-border::after {
  content:''; position:absolute; inset:3px;
  border-radius:var(--r-lg); background:var(--bg-alt);
}
@keyframes gradMove { 0%{background-position:0%} 100%{background-position:300%} }

.about-right { display:flex; flex-direction:column; gap:1rem; }

.about-title { font-size:clamp(1.6rem,3.5vw,2.3rem); font-weight:700; line-height:1.2; }
.about-title span { color:var(--accent); }

.about-role {
  font-size:1.05rem; font-weight:500; color:var(--gold);
  display:flex; align-items:center; gap:0.5rem; letter-spacing:0.03em;
}

.about-description { font-size:1.02rem; color:var(--t2); line-height:1.9; }

/* Stats row */
.about-stats { display:flex; gap:1.5rem; margin-top:1rem; flex-wrap:wrap; }

.stat-item {
  flex:1; min-width:90px;
  background:var(--bg-card); border:1px solid var(--bdr);
  border-radius:var(--r); padding:1.3rem 1.5rem;
  text-align:center; transition:var(--t);
}
.stat-item:hover {
  border-color:var(--bdr-h);
  transform:translateY(-4px); box-shadow:var(--glow);
}
.stat-item strong {
  display:block; font-size:2.2rem; font-weight:800;
  color:var(--accent); line-height:1; margin-bottom:0.4rem;
}
.stat-item span { font-size:0.85rem; color:var(--t2); letter-spacing:0.04em; }

.about-cta {
  display:flex; align-items:center; gap:0.6rem;
  font-size:1rem; font-weight:500; color:var(--accent);
  border-left:3px solid var(--accent); padding-left:1rem; margin-top:0.6rem;
}
.about-cta i { font-size:1.2rem; }


.skills-section { background:var(--bg); }

.skills-grid {
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(180px,1fr));
  gap:1.5rem;
}

.skill-card {
  background:var(--bg-card); border:1px solid var(--bdr);
  border-radius:var(--r); padding:2rem 1.5rem;
  text-align:center; cursor:default; position:relative; overflow:hidden;
  transition:transform var(--t),border-color var(--t),box-shadow var(--t),background var(--t);
}
.skill-card::before {
  content:''; position:absolute; top:0; left:0; right:0; height:3px;
  background:linear-gradient(90deg,var(--accent),var(--gold));
  transform:scaleX(0); transform-origin:left; transition:transform var(--t);
}
.skill-card:hover {
  transform:translateY(-8px); border-color:var(--bdr-h);
  background:var(--bg-card-h); box-shadow:var(--glow),var(--shadow);
}
.skill-card:hover::before { transform:scaleX(1); }

.skill-icon-wrap {
  width:64px; height:64px; border-radius:14px;
  background:rgba(0,212,170,0.08); border:1px solid rgba(0,212,170,0.18);
  display:flex; align-items:center; justify-content:center;
  margin:0 auto 1.2rem;
  transition:transform var(--t), background var(--t);
}
.skill-card:hover .skill-icon-wrap {
  transform:scale(1.12); background:rgba(0,212,170,0.15);
}
.skill-icon-wrap i { font-size:2.3rem; color:var(--accent); }

.skill-card h3 { font-size:1rem; font-weight:600; color:var(--t1); margin-bottom:0.4rem; }
.skill-card p  { font-size:0.88rem; color:var(--t3); line-height:1.6; }


.projects { background:var(--bg-alt); }

.projects-grid {
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(300px,1fr));
  gap:1.75rem;
}

.project-card {
  background:var(--bg-card); border:1px solid var(--bdr);
  border-radius:var(--r); overflow:hidden;
  display:flex; flex-direction:column;
  transition:transform var(--t),border-color var(--t),box-shadow var(--t);
}
.project-card:hover {
  transform:translateY(-8px); border-color:var(--bdr-h);
  box-shadow:var(--glow),var(--shadow);
}

.project-image {
  position:relative; aspect-ratio:16/9;
  overflow:hidden; background:var(--bg);
}
.project-image img {
  width:100%; height:100%; object-fit:cover;
  transition:transform 0.6s var(--ease);
}
.project-card:hover .project-image img { transform:scale(1.08); }

.project-overlay {
  position:absolute; inset:0;
  background:rgba(5,13,18,0.82);
  display:flex; align-items:center; justify-content:center; gap:1rem;
  opacity:0; transition:opacity var(--t);
}
.project-card:hover .project-overlay { opacity:1; }

.overlay-btn {
  width:52px; height:52px; border-radius:50%;
  background:var(--accent); color:#050d12;
  display:flex; align-items:center; justify-content:center;
  font-size:1.35rem; transition:transform var(--t), background var(--t);
}
.overlay-btn:hover { transform:scale(1.12); background:var(--gold); }

.project-content { padding:1.8rem; display:flex; flex-direction:column; gap:0.8rem; flex:1; }

.project-content h3 { font-size:1.15rem; font-weight:700; color:var(--t1); transition:color var(--t); }
.project-card:hover .project-content h3 { color:var(--accent); }

.project-content p { font-size:0.95rem; color:var(--t2); line-height:1.8; flex:1; }

.project-tech { display:flex; flex-wrap:wrap; gap:0.5rem; margin-top:0.4rem; }
.project-tech span {
  font-size:0.8rem; font-weight:600;
  padding:0.3rem 0.8rem; border-radius:100px;
  background:rgba(0,212,170,0.08);
  border:1px solid rgba(0,212,170,0.22);
  color:var(--accent); letter-spacing:0.04em;
}


.contact { background:var(--bg); }

.contact-content {
  display:grid; grid-template-columns:1.55fr 1fr;
  gap:clamp(2rem,5vw,4rem); align-items:start;
}

/* Form */
.contact-form { display:flex; flex-direction:column; gap:1.3rem; }

.form-row { display:grid; grid-template-columns:1fr 1fr; gap:1.3rem; }

.form-group { display:flex; flex-direction:column; gap:0.5rem; }

.form-group label {
  font-size:0.9rem; font-weight:600; color:var(--t2);
  letter-spacing:0.05em; text-transform:uppercase;
}

.form-group input,
.form-group textarea {
  width:100%; background:var(--bg-card);
  border:1.5px solid var(--bdr); border-radius:var(--r-sm);
  padding:1rem 1.3rem; font-family:var(--ff);
  font-size:1rem; color:var(--t1); outline:none;
  transition:border-color var(--t), box-shadow var(--t), background var(--t);
  resize:vertical;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color:var(--t3); }
.form-group input:focus,
.form-group textarea:focus {
  border-color:var(--accent);
  box-shadow:0 0 0 3px rgba(0,212,170,0.1);
  background:var(--bg-card-h);
}

.send-btn { align-self:flex-start; margin-top:0.8rem; }

/* Info panel */
.contact-info { display:flex; flex-direction:column; gap:1.5rem; }

.info-item {
  display:flex; align-items:center; gap:1.2rem;
  background:var(--bg-card); border:1px solid var(--bdr);
  border-radius:var(--r); padding:1.5rem 1.6rem;
  transition:border-color var(--t), transform var(--t), box-shadow var(--t);
}
.info-item:hover {
  border-color:var(--bdr-h); transform:translateX(5px); box-shadow:var(--glow);
}

.info-icon {
  width:52px; height:52px; border-radius:12px;
  background:rgba(0,212,170,0.1); border:1px solid rgba(0,212,170,0.2);
  display:flex; align-items:center; justify-content:center;
  font-size:1.5rem; color:var(--accent); flex-shrink:0;
}

.info-text h3 {
  font-size:0.82rem; font-weight:600;
  text-transform:uppercase; letter-spacing:0.1em;
  color:var(--t3); margin-bottom:0.3rem;
}
.info-text a,
.info-text p { font-size:1.02rem; font-weight:500; color:var(--t1); transition:color var(--t); }
.info-text a:hover { color:var(--accent); }

.contact-social { display:flex; gap:0.8rem; margin-top:0.7rem; }
.contact-social a {
  width:48px; height:48px; border-radius:50%;
  border:1.5px solid var(--bdr);
  display:flex; align-items:center; justify-content:center;
  font-size:1.3rem; color:var(--t2); transition:var(--t);
}
.contact-social a:hover {
  border-color:var(--accent); color:var(--accent);
  transform:translateY(-3px); box-shadow:0 4px 16px rgba(0,212,170,0.28);
}


/* FOOTER */

.footer {
  background:var(--bg-alt);
  border-top:1px solid var(--bdr);
  padding:2.5rem 0;
}
.footer-inner {
  display:flex; align-items:center; justify-content:space-between;
  flex-wrap:wrap; gap:1.2rem;
}
.footer-logo { font-size:1.2rem; font-weight:700; color:var(--accent); }
.footer-logo .dot { color:var(--gold); }

.footer-inner p {
  font-size:0.95rem; color:var(--t3);
  display:flex; align-items:center; gap:0.4rem;
}
.footer-inner p i { color:#e05555; }

.back-to-top {
  width:48px; height:48px; border-radius:50%;
  background:rgba(0,212,170,0.1); border:1px solid var(--bdr-h);
  display:flex; align-items:center; justify-content:center;
  font-size:1.4rem; color:var(--accent); transition:var(--t);
}
.back-to-top:hover {
  background:var(--accent); color:#050d12;
  transform:translateY(-3px); box-shadow:var(--glow);
}

/* ────────────────────────────────────────────────────────────── */
/* RESPONSIVE — TABLET 901px ≤ screen ≤ 1200px */
/* ────────────────────────────────────────────────────────────── */

@media (max-width:1200px) {
  html { font-size: var(--base-font-tablet); }
}

/* ────────────────────────────────────────────────────────────── */
/* RESPONSIVE — TABLET ≤ 900px */
/* ────────────────────────────────────────────────────────────── */
  
@media (max-width:900px) {
  html { font-size: 17px; }
  
  .navbar    { display:none; }
  .hamburger { display:flex; }

  .home-inner {
    grid-template-columns:1fr; text-align:center;
    gap:3.5rem; padding:4rem 0 2.5rem;
  }
  .home-left  { align-items:center; order:2; }
  .home-right { order:1; }
  .lead       { text-align:center; max-width:100%; }
  .cta-row    { justify-content:center; }
  .social     { justify-content:center; }
  .badge-top    { left:0; }
  .badge-bottom { right:0; }

  .photo-wrap {
    width:clamp(220px,55vw,310px);
    height:clamp(220px,55vw,310px);
  }

  .about-container { grid-template-columns:1fr; text-align:center; }
  .about-right     { align-items:center; }
  .about-role      { justify-content:center; }
  .about-cta       { text-align:left; }
  .about-stats     { justify-content:center; }

  .profile-wrap {
    width:clamp(200px,45vw,300px);
    height:clamp(260px,56vw,380px);
  }

  .skills-grid   { grid-template-columns:repeat(3,1fr); gap:1.2rem; }
  .projects-grid { grid-template-columns:1fr 1fr; }

  .contact-content { grid-template-columns:1fr; }
  .send-btn { align-self:stretch; justify-content:center; }

  .footer-inner { justify-content:center; text-align:center; }
}

/* ────────────────────────────────────────────────────────────── */
/* RESPONSIVE — MOBILE ≤ 768px */
/* ────────────────────────────────────────────────────────────── */

@media (max-width:768px) {
  html { font-size: 17px; }
  :root { --nav-h:64px; }

  section { padding:3rem 0; }
  
  .home-inner { gap:2.5rem; padding:3rem 0 2rem; }
  .name       { font-size:2.2rem; }
  .greeting   { font-size:1.05rem; }
  .role       { font-size:1.15rem; }
  .lead       { font-size:1rem; }
  
  .photo-wrap { width:240px; height:240px; }
  .badge      { display:none; }

  .cta-row { flex-direction:column; width:100%; }
  .btn     { width:100%; justify-content:center; padding:1.1rem 1.5rem; font-size:1.05rem; }

  .section-header h2 { font-size:2rem; }
  .section-header p { font-size:1rem; }

  .about-title { font-size:1.8rem; }
  .about-description { font-size:1rem; }
  
  .skills-grid   { grid-template-columns:repeat(2,1fr); gap:1.2rem; }
  .skill-card    { padding:1.5rem 1.2rem; }
  .skill-card h3 { font-size:0.95rem; }
  
  .projects-grid { grid-template-columns:1fr; }
  .project-content h3 { font-size:1.1rem; }
  .project-content p { font-size:0.93rem; }
  
  .form-row      { grid-template-columns:1fr; }
  .contact-form  { gap:1.2rem; }

  .profile-wrap  { width:220px; height:280px; }
}

/* ────────────────────────────────────────────────────────────── */
/* RESPONSIVE — MOBILE ≤ 600px */
/* ────────────────────────────────────────────────────────────── */
 
@media (max-width:600px) {
  html { font-size: 18px; }
  :root { --nav-h:60px; }

  section { padding:2.5rem 0; }

  .container { padding:0 1rem; }

  .hamburger { width:48px; height:48px; }

  .home-inner { gap:2rem; padding:2.5rem 0 1.5rem; }
  .name       { font-size:2rem; }
  .greeting   { font-size:1rem; }
  .role       { font-size:1.1rem; }
  .lead       { font-size:0.98rem; line-height:1.8; }
  
  .photo-wrap { width:220px; height:220px; }
  .badge      { display:none; }

  .cta-row { flex-direction:column; width:100%; gap:1.2rem; }
  .btn     { width:100%; justify-content:center; padding:1rem 1.2rem; font-size:1rem; }

  .section-label { font-size:0.75rem; padding:0.35rem 0.9rem; }
  .section-header { margin-bottom:2.5rem; }
  .section-header h2 { font-size:1.75rem; margin-bottom:0.5rem; }
  .section-header p { font-size:0.95rem; }

  .about-container { gap:2rem; }
  .about-title { font-size:1.6rem; }
  .about-role { font-size:0.95rem; }
  .about-description { font-size:0.95rem; }
  .about-stats { gap:1rem; }
  
  .stat-item { padding:1rem 1.2rem; min-width:70px; }
  .stat-item strong { font-size:1.8rem; }
  .stat-item span { font-size:0.78rem; }
  
  .skill-card    { padding:1.3rem 1rem; }
  .skill-card h3 { font-size:0.92rem; }
  .skill-card p  { font-size:0.82rem; }
  .skill-icon-wrap { width:56px; height:56px; }
  .skill-icon-wrap i { font-size:2rem; }
  
  .skills-grid { grid-template-columns:repeat(2,1fr); gap:1rem; }
  
  .projects-grid { grid-template-columns:1fr; gap:1.2rem; }
  .project-card { border-radius:12px; }
  .project-content { padding:1.4rem 1.2rem; gap:0.6rem; }
  .project-content h3 { font-size:1.05rem; }
  .project-content p { font-size:0.9rem; }
  .project-tech span { font-size:0.75rem; padding:0.25rem 0.65rem; }

  .contact-content { gap:1.8rem; }
  .contact-form { gap:1.1rem; }
  .form-row { gap:1rem; }
  .form-group label { font-size:0.85rem; }
  .form-group input,
  .form-group textarea { font-size:0.95rem; padding:0.9rem 1rem; }

  .contact-info { gap:1.2rem; }
  .info-item { padding:1.3rem 1.2rem; gap:1rem; }
  .info-icon { width:48px; height:48px; font-size:1.35rem; }
  .info-text h3 { font-size:0.78rem; }
  .info-text a,
  .info-text p { font-size:0.98rem; }

  .footer-inner { gap:1rem; }
  .footer-logo { font-size:1.1rem; }
  .footer-inner p { font-size:0.9rem; }
  .back-to-top { width:44px; height:44px; font-size:1.2rem; }
}

/* ────────────────────────────────────────────────────────────── */
/* RESPONSIVE — SMALL MOBILE ≤ 480px */
/* ────────────────────────────────────────────────────────────── */

@media (max-width:480px) {
  html { font-size: 18px; }
  :root { --nav-h:56px; }

  .container { padding:0 0.85rem; }

  .logo { font-size:1.1rem; }
  
  .drawer-link { font-size:1.2rem; padding:1rem 1.2rem; }

  .name { font-size:1.8rem; }
  .greeting { font-size:0.95rem; }
  .role { font-size:1.05rem; }
  .lead { font-size:0.92rem; }

  .photo-wrap { width:200px; height:200px; }

  .section-header h2 { font-size:1.6rem; }
  .section-header p { font-size:0.9rem; }

  .btn { padding:0.95rem 1rem; font-size:0.95rem; }

  .about-title { font-size:1.5rem; }
  .about-description { font-size:0.92rem; }

  .skills-grid { grid-template-columns:1fr; gap:1rem; }

  .skill-card h3 { font-size:0.9rem; }
  .skill-icon-wrap { width:52px; height:52px; }
  .skill-icon-wrap i { font-size:1.8rem; }

  .project-content { padding:1.2rem 1rem; }
  .project-content h3 { font-size:1rem; }
  .project-content p { font-size:0.88rem; }

  .form-group input,
  .form-group textarea { font-size:0.9rem; }

  .stat-item { padding:0.9rem 1rem; }
  .stat-item strong { font-size:1.6rem; }

  .info-item { padding:1.2rem 1rem; }
}

/* ────────────────────────────────────────────────────────────── */
/* RESPONSIVE — EXTRA SMALL ≤ 380px */
/* ────────────────────────────────────────────────────────────── */
  
@media (max-width:380px) {
  html { font-size: 17px; }

  .logo { font-size:1rem; }
  .name { font-size:1.7rem; line-height:1.05; }
  
  .section-header h2 { font-size:1.5rem; }

  .skills-grid { grid-template-columns:1fr; gap:0.8rem; }
  .skill-card  { padding:1.2rem 0.9rem; }
  .skill-icon-wrap { width:48px; height:48px; }
  .skill-icon-wrap i { font-size:1.7rem; }

  .about-stats { gap:0.8rem; }
  .stat-item { padding:0.85rem 1rem; }
  .stat-item strong { font-size:1.5rem; }
  .stat-item span { font-size:0.75rem; }

  .form-group { gap:0.35rem; }
  .btn { padding:0.9rem 1rem; }
}

/* ────────────────────────────────────────────────────────────── */
/* Certifications Section - Mobile Optimized */
/* ────────────────────────────────────────────────────────────── */

#certifications {
  max-width: 100%;
  margin: 2rem auto;
  padding: 2rem 1rem;
  font-family: var(--ff);
}

.section-title {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 600;
  color: #ebecef;
  text-align: center;
  margin-bottom: 2.5rem;
  position: relative;
}
.section-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, #3b82f6, #8b5cf6);
  border-radius: 2px;
  margin: 0.8rem auto 0;
}

.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.cert-card {
  background: #133b58;
  border-radius: 20px;
  box-shadow: 0 10px 30px -5px rgba(0, 0, 0, 0.1);
  padding: 2rem 1.8rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  border: 1px solid rgba(0, 0, 0, 0.03);
  display: flex;
  flex-direction: column;
}
.cert-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 35px -8px rgba(0, 0, 0, 0.15);
}

.cert-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.2rem;
}
.cert-header i {
  font-size: 2.5rem;
  color: #b4b8be;
  flex-shrink: 0;
}
.cert-header h3 {
  font-size: 1.35rem;
  font-weight: 600;
  margin: 0;
  color: #c3c7d2;
  line-height: 1.3;
}

.platform {
  font-size: 1rem;
  color: #c3c9d2;
  margin: 0.7rem 0 1rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.platform i {
  color: #64748b;
  font-size: 0.95rem;
}

.description {
  color: #bbc0c7;
  line-height: 1.6;
  margin: 0 0 1.5rem;
  flex: 1;
  font-size: 0.98rem;
}

.cert-footer {
  margin-top: auto;
}
.cert-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: #5f6e7c;
  color: #e5e8ec;
  text-decoration: none;
  padding: 0.8rem 1.4rem;
  border-radius: 40px;
  font-weight: 500;
  font-size: 1rem;
  border: 1px solid #e2e8f0;
  transition: all 0.2s ease;
}
.cert-btn i {
  color: #3b82f6;
  transition: transform 0.2s;
  font-size: 1.1rem;
}
.cert-btn:hover {
  background: #3b82f6;
  border-color: #3b82f6;
  color: white;
}
.cert-btn:hover i {
  color: white;
  transform: scale(1.15);
}

/* Certifications Mobile Responsive Adjustments */
@media (max-width:768px) {
  #certifications {
    padding: 1.5rem 1rem;
  }

  .section-title {
    font-size: 1.8rem;
    margin-bottom: 2rem;
  }

  .cert-grid {
    grid-template-columns: 1fr;
    gap: 1.2rem;
  }

  .cert-card {
    padding: 1.6rem 1.4rem;
  }

  .cert-header {
    gap: 0.8rem;
  }

  .cert-header i {
    font-size: 2.2rem;
  }

  .cert-header h3 {
    font-size: 1.25rem;
  }

  .platform {
    font-size: 0.95rem;
    margin: 0.5rem 0 0.8rem;
  }

  .description {
    font-size: 0.95rem;
    margin-bottom: 1.2rem;
  }

  .cert-btn {
    padding: 0.75rem 1.2rem;
    font-size: 0.95rem;
  }
}

@media (max-width:480px) {
  #certifications {
    padding: 1.2rem 0.85rem;
  }

  .section-title {
    font-size: 1.6rem;
    margin-bottom: 1.8rem;
  }

  .cert-grid {
    gap: 1rem;
  }

  .cert-card {
    padding: 1.4rem 1.2rem;
    border-radius: 16px;
  }

  .cert-header i {
    font-size: 2rem;
  }

  .cert-header h3 {
    font-size: 1.15rem;
  }

  .platform {
    font-size: 0.9rem;
  }

  .description {
    font-size: 0.9rem;
  }

  .cert-btn {
    width: 100%;
    justify-content: center;
    padding: 0.8rem 1rem;
    font-size: 0.9rem;
  }
}


@media (prefers-reduced-motion:reduce) {
  *,*::before,*::after { animation-duration:0.01ms !important; transition-duration:0.01ms !important; }
}