/* =========================================================
   TOKENS
========================================================= */
:root{
  --bg:            #0A0E14;
  --bg-panel:      #10141D;
  --bg-panel-2:    #151A25;
  --line:          #232935;
  --ink:           #E9EDF3;
  --ink-dim:       #97A1B3;
  --ink-faint:     #5C6577;
  --accent:        #2DD4BF;
  --accent-dim:    #1B8F81;
  --accent-ink:    #06201C;
  --amber:         #F5A623;
  --danger:        #F3676B;

  --font-display:  "Space Grotesk", "Inter", sans-serif;
  --font-body:     "Inter", -apple-system, sans-serif;
  --font-mono:     "JetBrains Mono", "Fira Code", monospace;

  --container-w:   1160px;
  --radius-sm:     10px;
  --radius-md:     16px;
  --radius-lg:     24px;
  --ease:          cubic-bezier(.16,.84,.44,1);
  --shadow-lg:     0 30px 60px -20px rgba(0,0,0,.55);
  --shadow-md:     0 14px 34px -12px rgba(0,0,0,.45);
}

[data-theme="light"]{
  --bg:            #F6F7F9;
  --bg-panel:      #FFFFFF;
  --bg-panel-2:    #EEF1F5;
  --line:          #DDE2E9;
  --ink:           #12151C;
  --ink-dim:       #4B5567;
  --ink-faint:     #8B93A3;
  --accent:        #0F9E8E;
  --accent-dim:    #0C7E71;
  --accent-ink:    #ffffff;
  --amber:         #C97F0E;
  --shadow-lg:     0 30px 60px -25px rgba(20,25,35,.18);
  --shadow-md:     0 14px 34px -15px rgba(20,25,35,.16);
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
html,body{ margin:0; padding:0; }

body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-body);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  transition:background .4s var(--ease), color .4s var(--ease);
}

.mono{ font-family:var(--font-mono); letter-spacing:.02em; }
.container{ max-width:var(--container-w); margin:0 auto; padding:0 24px; position:relative; }
.accent{ color:var(--accent); }

a{ color:inherit; text-decoration:none; }
img{ max-width:100%; display:block; }
button{ font-family:inherit; cursor:pointer; background:none; border:none; color:inherit; }
ul,ol{ margin:0; padding:0; list-style:none; }

@media (prefers-reduced-motion: reduce){
  *{ animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; scroll-behavior:auto !important; }
}

/* =========================================================
   CURSOR (desktop only)
========================================================= */
.cursor-dot,.cursor-ring{
  position:fixed; top:0; left:0; pointer-events:none; z-index:9999;
  border-radius:50%; transform:translate(-50%,-50%);
  transition:opacity .2s;
}
.cursor-dot{ width:6px; height:6px; background:var(--accent); }
.cursor-ring{ width:34px; height:34px; border:1.5px solid var(--accent); opacity:.5; transition:width .2s,height .2s,opacity .2s,transform .06s linear; }
@media (hover:none), (pointer:coarse){
  .cursor-dot,.cursor-ring{ display:none; }
}

/* =========================================================
   LOADER
========================================================= */
.loader{
  position:fixed; inset:0; background:var(--bg); z-index:10000;
  display:flex; align-items:center; justify-content:center;
  transition:opacity .6s var(--ease), visibility .6s var(--ease);
}
.loader.hide{ opacity:0; visibility:hidden; }
.loader-term{ font-size:clamp(14px,3vw,20px); color:var(--accent); }
.loader-prompt{ color:var(--ink-dim); margin-right:10px; }
.loader-caret{ animation:blink 1s steps(1) infinite; }
@keyframes blink{ 50%{ opacity:0; } }

/* =========================================================
   BACKGROUND LAYERS
========================================================= */
.bg-grid{
  position:fixed; inset:0; z-index:0; pointer-events:none;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size:46px 46px;
  opacity:.35;
  mask-image:radial-gradient(ellipse 80% 60% at 50% 0%, black 40%, transparent 80%);
}
.bg-glow{ position:fixed; z-index:0; pointer-events:none; border-radius:50%; filter:blur(90px); opacity:.25; }
.bg-glow-1{ width:520px; height:520px; background:var(--accent); top:-160px; left:-160px; }
.bg-glow-2{ width:460px; height:460px; background:var(--amber); bottom:-180px; right:-140px; opacity:.14; }
#particles{ position:fixed; inset:0; z-index:0; pointer-events:none; opacity:.5; }

/* =========================================================
   NAVBAR
========================================================= */
.nav{
  position:fixed; top:0; left:0; right:0; z-index:500;
  backdrop-filter:blur(14px);
  background:color-mix(in srgb, var(--bg) 78%, transparent);
  border-bottom:1px solid transparent;
  transition:border-color .3s, background .3s;
}
.nav.scrolled{ border-color:var(--line); }
.nav-inner{ display:flex; align-items:center; justify-content:space-between; height:72px; }

.brand{ display:flex; align-items:center; gap:10px; font-family:var(--font-display); font-weight:700; font-size:18px; }
.brand-mark{
  width:34px; height:34px; border-radius:9px; display:grid; place-items:center;
  background:linear-gradient(145deg, var(--accent), var(--accent-dim));
  color:var(--accent-ink); font-family:var(--font-mono); font-size:13px; font-weight:700;
}
.brand-dot{ color:var(--accent); }

.nav-links{ display:flex; gap:28px; }
.nav-link{ font-size:14.5px; color:var(--ink-dim); position:relative; padding:6px 0; transition:color .25s; }
.nav-link::after{
  content:""; position:absolute; left:0; bottom:0; height:2px; width:0; background:var(--accent);
  transition:width .3s var(--ease);
}
.nav-link:hover, .nav-link.active{ color:var(--ink); }
.nav-link.active::after,.nav-link:hover::after{ width:100%; }

.nav-actions{ display:flex; align-items:center; gap:12px; }
.icon-btn{
  width:38px; height:38px; border-radius:10px; display:grid; place-items:center;
  border:1px solid var(--line); color:var(--ink-dim); transition:all .25s;
}
.icon-btn:hover{ color:var(--accent); border-color:var(--accent); }
.icon-sun{ display:none; }
[data-theme="light"] .icon-sun{ display:block; }
[data-theme="light"] .icon-moon{ display:none; }

.hamburger{ display:none; flex-direction:column; gap:5px; width:26px; }
.hamburger span{ height:2px; background:var(--ink); border-radius:2px; transition:.3s; }

/* =========================================================
   BUTTONS
========================================================= */
.btn{
  display:inline-flex; align-items:center; gap:8px; justify-content:center;
  padding:13px 24px; border-radius:999px; font-size:14.5px; font-weight:600;
  transition:transform .25s var(--ease), box-shadow .25s var(--ease), background .25s, border-color .25s, color .25s;
  white-space:nowrap; position:relative; overflow:hidden;
}
.btn-sm{ padding:9px 18px; font-size:13px; }
.btn-primary{ background:var(--accent); color:var(--accent-ink); box-shadow:0 10px 24px -8px color-mix(in srgb, var(--accent) 60%, transparent); }
.btn-primary:hover{ transform:translateY(-2px); box-shadow:0 16px 30px -8px color-mix(in srgb, var(--accent) 70%, transparent); }
.btn-outline{ border:1px solid var(--line); color:var(--ink); }
.btn-outline:hover{ border-color:var(--accent); color:var(--accent); transform:translateY(-2px); }
.btn-ghost{ color:var(--ink-dim); }
.btn-ghost:hover{ color:var(--accent); }
.btn-block{ width:100%; }
.disabled-link{ opacity:.45; cursor:not-allowed; pointer-events:none; }

/* button ripple */
.btn::before{
  content:""; position:absolute; border-radius:50%; background:rgba(255,255,255,.35);
  width:8px; height:8px; opacity:0; transform:scale(1); left:var(--rx,50%); top:var(--ry,50%);
  translate:-50% -50%;
}
.btn.rippling::before{ animation:ripple .55s ease-out; }
@keyframes ripple{ from{ opacity:.55; transform:scale(1); } to{ opacity:0; transform:scale(22); } }

/* magnetic buttons handled via JS transform, base transition here */
.btn-primary, .btn-outline{ will-change:transform; }

/* =========================================================
   SECTIONS / TYPE
========================================================= */
.section{ padding:120px 0; position:relative; z-index:1; }
.section-alt{ background:color-mix(in srgb, var(--bg-panel) 55%, transparent); }
.section-eyebrow{ color:var(--accent); font-size:12.5px; letter-spacing:.14em; margin:0 0 14px; }
.section-title{
  font-family:var(--font-display); font-weight:600; font-size:clamp(28px,4vw,44px);
  line-height:1.15; margin:0 0 56px; max-width:720px;
}

/* =========================================================
   HERO
========================================================= */
.hero{ min-height:100vh; display:flex; flex-direction:column; justify-content:center; padding-top:120px; padding-bottom:60px; position:relative; z-index:1; }
.hero-grid{ display:grid; grid-template-columns:1.1fr .9fr; gap:64px; align-items:center; }

.eyebrow{ display:inline-flex; align-items:center; gap:9px; font-size:12.5px; letter-spacing:.12em; color:var(--ink-dim); margin-bottom:22px; }
.dot-live{ width:7px; height:7px; border-radius:50%; background:var(--accent); box-shadow:0 0 0 0 color-mix(in srgb, var(--accent) 60%, transparent); animation:pulse-dot 2s infinite; display:inline-block; }
@keyframes pulse-dot{ 0%{ box-shadow:0 0 0 0 color-mix(in srgb, var(--accent) 55%, transparent); } 70%{ box-shadow:0 0 0 8px transparent; } }

.hero-title{ font-family:var(--font-display); font-size:clamp(40px,6.4vw,72px); line-height:1.02; font-weight:700; margin:0 0 18px; }
.hero-line{ display:block; }
.hero-line--accent{ color:var(--accent); }

.hero-role{ font-size:16px; color:var(--ink-dim); min-height:24px; margin-bottom:20px; }
.hero-role::after{ content:"▍"; color:var(--accent); animation:blink 1s steps(1) infinite; }

.hero-desc{ max-width:520px; color:var(--ink-dim); font-size:16.5px; margin-bottom:34px; }
.hero-desc strong{ color:var(--ink); }

.hero-cta{ display:flex; gap:14px; margin-bottom:56px; flex-wrap:wrap; }

.hero-stats{ display:flex; gap:40px; }
.stat{ display:flex; flex-direction:column; }
.stat-num{ font-family:var(--font-display); font-size:32px; font-weight:700; color:var(--ink); }
.stat-label{ font-size:12.5px; color:var(--ink-faint); margin-top:2px; }

/* Terminal card */
.hero-visual{ position:relative; }
.terminal-card{
  background:linear-gradient(165deg, var(--bg-panel), var(--bg-panel-2));
  border:1px solid var(--line); border-radius:var(--radius-lg);
  box-shadow:var(--shadow-lg); overflow:hidden; position:relative;
}
.terminal-bar{ display:flex; align-items:center; gap:8px; padding:14px 18px; border-bottom:1px solid var(--line); }
.tdot{ width:10px; height:10px; border-radius:50%; }
.tdot-r{ background:#F3676B; } .tdot-y{ background:#F5C453; } .tdot-g{ background:#4ED4A0; }
.terminal-title{ margin-left:8px; font-size:12px; color:var(--ink-faint); }
.terminal-body{ padding:22px 20px 8px; font-size:13px; line-height:1.75; overflow-x:auto; margin:0; }
.terminal-out{ padding:0 20px 20px; font-size:13px; color:var(--accent); }
.out-arrow{ color:var(--ink-faint); margin-right:6px; }
.blink-caret{ animation:blink 1s steps(1) infinite; }

.tk-kw{ color:#C792EA; } .tk-cl{ color:#F5C453; } .tk-fn{ color:#82AAFF; }
.tk-var{ color:#E9EDF3; } .tk-str{ color:#4ED4A0; }

.float-chip{
  position:absolute; background:var(--bg-panel); border:1px solid var(--line); border-radius:12px;
  padding:10px 14px; font-size:12px; color:var(--ink); box-shadow:var(--shadow-md);
  display:flex; flex-direction:column; gap:2px; animation:floaty 5s ease-in-out infinite;
}
.float-chip span{ color:var(--ink-faint); font-size:10.5px; }
.chip-1{ top:-18px; right:-10px; animation-delay:0s; color:var(--accent); }
.chip-2{ bottom:60px; left:-30px; animation-delay:1.2s; color:var(--amber); }
.chip-3{ bottom:-16px; right:40px; animation-delay:.6s; }
@keyframes floaty{ 0%,100%{ transform:translateY(0); } 50%{ transform:translateY(-10px); } }

.scroll-cue{ position:absolute; bottom:18px; left:50%; transform:translateX(-50%); width:26px; height:42px; border:2px solid var(--line); border-radius:20px; display:flex; justify-content:center; padding-top:8px; }
.scroll-cue span{ width:4px; height:8px; border-radius:2px; background:var(--accent); animation:scrollcue 1.8s infinite; }
@keyframes scrollcue{ 0%{ opacity:1; transform:translateY(0); } 100%{ opacity:0; transform:translateY(14px); } }

/* =========================================================
   ABOUT
========================================================= */
.about-grid{ display:grid; grid-template-columns:1.1fr .9fr; gap:64px; }
.about-copy p{ color:var(--ink-dim); font-size:16px; margin-bottom:18px; }
.about-copy strong{ color:var(--ink); }
.placeholder-note{ display:block; margin-top:10px; font-size:11px; color:var(--ink-faint); }

.about-strengths{ display:grid; gap:18px; margin:30px 0 32px; }
.strength-item{ display:flex; gap:14px; }
.strength-icon{ color:var(--accent); font-size:14px; margin-top:3px; }
.strength-item h4{ margin:0 0 4px; font-size:15.5px; font-family:var(--font-display); }
.strength-item p{ margin:0; font-size:14px; color:var(--ink-dim); }

.timeline-heading{ font-size:12.5px; color:var(--ink-faint); letter-spacing:.12em; margin-bottom:24px; }
.timeline{ position:relative; padding-left:26px; border-left:1px solid var(--line); }
.tl-item{ position:relative; padding-bottom:34px; }
.tl-item:last-child{ padding-bottom:0; }
.tl-dot{ position:absolute; left:-31px; top:4px; width:10px; height:10px; border-radius:50%; background:var(--bg); border:2px solid var(--accent); }
.tl-date{ font-size:11.5px; color:var(--accent); }
.tl-content h4{ margin:6px 0 6px; font-size:16px; font-family:var(--font-display); }
.tl-content p{ margin:0; font-size:14px; color:var(--ink-dim); }

/* =========================================================
   SKILLS
========================================================= */
.skills-tabs{ display:flex; gap:10px; flex-wrap:wrap; margin-bottom:40px; }
.skill-tab{
  padding:9px 18px; border-radius:999px; border:1px solid var(--line); font-size:12.5px;
  color:var(--ink-dim); transition:all .25s;
}
.skill-tab:hover{ border-color:var(--accent); color:var(--ink); }
.skill-tab.active{ background:var(--accent); color:var(--accent-ink); border-color:var(--accent); }

.skills-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:16px; }
.skill-card{
  background:var(--bg-panel); border:1px solid var(--line); border-radius:var(--radius-md);
  padding:18px 20px; transition:transform .3s var(--ease), border-color .3s;
  opacity:0; transform:translateY(14px) scale(.98);
}
.skill-card.show{ opacity:1; transform:translateY(0) scale(1); }
.skill-card:hover{ transform:translateY(-4px); border-color:var(--accent); }
.skill-top{ display:flex; justify-content:space-between; margin-bottom:12px; }
.skill-name{ font-size:14.5px; font-weight:600; }
.skill-pct{ font-size:12px; color:var(--accent); }
.skill-bar{ height:6px; border-radius:6px; background:var(--line); overflow:hidden; }
.skill-bar span{ display:block; height:100%; width:0; border-radius:6px; background:linear-gradient(90deg,var(--accent-dim),var(--accent)); transition:width 1.1s var(--ease); }
.skill-bar span.animate{ width:var(--val); }

/* =========================================================
   PROJECTS
========================================================= */
.filter-bar{ display:flex; gap:10px; flex-wrap:wrap; margin-bottom:40px; }
.filter-btn{
  padding:9px 18px; border-radius:999px; border:1px solid var(--line); font-size:12.5px;
  color:var(--ink-dim); transition:all .25s;
}
.filter-btn:hover{ border-color:var(--accent); color:var(--ink); }
.filter-btn.active{ background:var(--accent); color:var(--accent-ink); border-color:var(--accent); }

.projects-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
.project-card{
  background:var(--bg-panel); border:1px solid var(--line); border-radius:var(--radius-lg);
  overflow:hidden; display:flex; flex-direction:column;
  opacity:0; transform:translateY(24px); transition:opacity .5s var(--ease), transform .5s var(--ease), border-color .3s, box-shadow .3s;
}
.project-card.show{ opacity:1; transform:translateY(0); }
.project-card.hide-filter{ display:none; }
.project-card:hover{ border-color:var(--accent); box-shadow:var(--shadow-md); }

.project-media{ position:relative; height:150px; background:
  repeating-linear-gradient(135deg, var(--bg-panel-2) 0 12px, var(--bg-panel) 12px 24px); overflow:hidden; }
.placeholder-media{ display:flex; align-items:center; justify-content:center; }
.ph-tag{ font-size:10.5px; color:var(--ink-faint); border:1px dashed var(--line); padding:6px 10px; border-radius:8px; }
.project-status{ position:absolute; top:12px; right:12px; font-size:10.5px; padding:5px 10px; border-radius:999px; font-family:var(--font-mono); }
.status-live{ background:color-mix(in srgb, var(--accent) 18%, transparent); color:var(--accent); border:1px solid color-mix(in srgb, var(--accent) 40%, transparent); }
.status-done{ background:color-mix(in srgb, var(--amber) 16%, transparent); color:var(--amber); border:1px solid color-mix(in srgb, var(--amber) 40%, transparent); }

.project-body{ padding:22px 22px 24px; display:flex; flex-direction:column; gap:12px; flex:1; }
.project-top{ display:flex; justify-content:space-between; align-items:baseline; gap:10px; }
.project-top h3{ margin:0; font-family:var(--font-display); font-size:18px; }
.difficulty{ font-size:10.5px; color:var(--ink-faint); white-space:nowrap; }
.project-desc{ font-size:13.5px; color:var(--ink-dim); margin:0; }
.project-features{ margin:0; display:flex; flex-direction:column; gap:5px; }
.project-features li{ font-size:12.5px; color:var(--ink-dim); padding-left:16px; position:relative; }
.project-features li::before{ content:"→"; position:absolute; left:0; color:var(--accent); }
.tech-row{ display:flex; gap:6px; flex-wrap:wrap; }
.tech-pill{ font-size:11px; padding:4px 10px; border-radius:999px; background:var(--bg-panel-2); color:var(--ink-dim); border:1px solid var(--line); }
.project-meta{ font-size:10.5px; color:var(--ink-faint); display:flex; justify-content:space-between; margin-top:auto; }
.project-actions{ display:flex; gap:10px; margin-top:6px; }

/* =========================================================
   CERTIFICATES
========================================================= */
.cert-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:22px; }
.cert-card{
  background:var(--bg-panel); border:1px solid var(--line); border-radius:var(--radius-md);
  overflow:hidden; cursor:pointer; transition:transform .3s var(--ease), border-color .3s, box-shadow .3s;
  opacity:0; transform:translateY(20px);
}
.cert-card.show{ opacity:1; transform:translateY(0); }
.cert-card:hover{ transform:translateY(-6px); border-color:var(--accent); box-shadow:var(--shadow-md); }
.cert-thumb{ height:170px; overflow:hidden; background:var(--bg-panel-2); }
.cert-thumb img{ width:100%; height:100%; object-fit:cover; transition:transform .5s var(--ease); }
.cert-card:hover .cert-thumb img{ transform:scale(1.06); }
.cert-info{ padding:16px 18px 18px; }
.cert-info h4{ margin:0 0 6px; font-size:14.5px; font-family:var(--font-display); line-height:1.3; }
.cert-org{ margin:0; font-size:12px; color:var(--ink-faint); }

/* Cert modal */
.cert-modal{ position:fixed; inset:0; z-index:2000; display:flex; align-items:center; justify-content:center; opacity:0; visibility:hidden; transition:opacity .3s, visibility .3s; padding:24px; }
.cert-modal.open{ opacity:1; visibility:visible; }
.cert-modal-backdrop{ position:absolute; inset:0; background:rgba(4,6,10,.75); backdrop-filter:blur(6px); }
.cert-modal-panel{
  position:relative; z-index:1; background:var(--bg-panel); border:1px solid var(--line); border-radius:var(--radius-lg);
  max-width:760px; width:100%; max-height:88vh; overflow:auto; box-shadow:var(--shadow-lg);
  transform:scale(.92) translateY(10px); transition:transform .35s var(--ease);
  display:grid; grid-template-columns:1.1fr .9fr;
}
.cert-modal.open .cert-modal-panel{ transform:scale(1) translateY(0); }
.cert-modal-media{ background:#000; display:flex; align-items:center; }
.cert-modal-media img{ width:100%; object-fit:contain; }
.cert-modal-info{ padding:28px; display:flex; flex-direction:column; gap:8px; }
.cert-modal-info h3{ margin:0; font-size:19px; font-family:var(--font-display); }
.cert-modal-actions{ display:flex; gap:10px; margin-top:16px; }
.cert-modal-close{ position:absolute; top:14px; right:14px; z-index:2; width:34px; height:34px; border-radius:50%; background:rgba(0,0,0,.5); color:#fff; display:grid; place-items:center; }

/* =========================================================
   CONTACT
========================================================= */
.contact-grid{ display:grid; grid-template-columns:.9fr 1.1fr; gap:64px; }
.contact-lead{ color:var(--ink-dim); font-size:15.5px; margin-bottom:32px; max-width:440px; }
.contact-list{ display:flex; flex-direction:column; gap:22px; margin-bottom:36px; }
.contact-list li{ display:flex; align-items:flex-start; gap:14px; }
.contact-icon{ width:38px; height:38px; border-radius:10px; border:1px solid var(--line); display:grid; place-items:center; color:var(--accent); flex-shrink:0; }
.contact-label{ display:block; font-size:11px; color:var(--ink-faint); margin-bottom:3px; letter-spacing:.08em; }
.contact-list a{ color:var(--ink); transition:color .2s; }
.contact-list a:hover{ color:var(--accent); }
.placeholder-text em{ color:var(--ink-faint); font-size:11px; }

.social-row{ display:flex; gap:10px; flex-wrap:wrap; }
.social-btn{ padding:10px 16px; border:1px solid var(--line); border-radius:999px; font-size:13px; transition:all .25s; }
.social-btn:hover{ border-color:var(--accent); color:var(--accent); transform:translateY(-2px); }

.contact-form{ background:var(--bg-panel); border:1px solid var(--line); border-radius:var(--radius-lg); padding:32px; position:relative; }
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.form-group{ margin-bottom:20px; position:relative; }
.form-group label{ display:block; font-size:11px; color:var(--ink-faint); margin-bottom:8px; letter-spacing:.08em; }
.form-group input, .form-group textarea{
  width:100%; background:var(--bg-panel-2); border:1px solid var(--line); border-radius:10px;
  padding:12px 14px; color:var(--ink); font-size:14px; font-family:var(--font-body);
  transition:border-color .25s, box-shadow .25s;
}
.form-group input:focus, .form-group textarea:focus{
  outline:none; border-color:var(--accent); box-shadow:0 0 0 3px color-mix(in srgb, var(--accent) 20%, transparent);
}
.form-group textarea{ resize:vertical; }
.error-msg{ display:none; font-size:11.5px; color:var(--danger); margin-top:6px; }
.form-group.invalid input, .form-group.invalid textarea{ border-color:var(--danger); }
.form-group.invalid .error-msg{ display:block; }

.form-success{
  display:none; align-items:center; gap:10px; margin-top:16px; padding:14px 16px; border-radius:10px;
  background:color-mix(in srgb, var(--accent) 14%, transparent); color:var(--accent); font-size:13.5px;
}
.form-success.show{ display:flex; animation:popIn .4s var(--ease); }
@keyframes popIn{ from{ opacity:0; transform:translateY(6px); } to{ opacity:1; transform:translateY(0); } }

/* =========================================================
   FOOTER
========================================================= */
.footer{ border-top:1px solid var(--line); padding:40px 0 26px; position:relative; z-index:1; }
.footer-inner{ display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:16px; margin-bottom:14px; }
.footer-brand{ display:flex; align-items:center; gap:10px; font-weight:600; }
.footer-note{ font-size:12px; color:var(--ink-faint); }
.footer-links{ display:flex; gap:18px; font-size:13px; color:var(--ink-dim); }
.footer-links a:hover{ color:var(--accent); }
.footer-copy{ text-align:center; font-size:11.5px; color:var(--ink-faint); margin:0; }

/* =========================================================
   BACK TO TOP
========================================================= */
.back-to-top{
  position:fixed; bottom:26px; right:26px; width:44px; height:44px; border-radius:50%;
  background:var(--accent); color:var(--accent-ink); display:grid; place-items:center;
  box-shadow:var(--shadow-md); z-index:400; opacity:0; visibility:hidden; transform:translateY(10px);
  transition:opacity .3s, transform .3s, visibility .3s;
}
.back-to-top.show{ opacity:1; visibility:visible; transform:translateY(0); }

/* =========================================================
   SCROLL REVEAL
========================================================= */
.reveal{ opacity:0; transform:translateY(22px); transition:opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in{ opacity:1; transform:translateY(0); }

/* =========================================================
   RESPONSIVE
========================================================= */
@media (max-width:1080px){
  .hero-grid, .about-grid, .contact-grid{ grid-template-columns:1fr; }
  .hero-visual{ order:-1; max-width:520px; }
  .projects-grid{ grid-template-columns:repeat(2,1fr); }
  .cert-grid{ grid-template-columns:repeat(2,1fr); }
  .skills-grid{ grid-template-columns:repeat(3,1fr); }
}

@media (max-width:860px){
  .nav-links{
    position:fixed; top:72px; left:0; right:0; background:var(--bg); flex-direction:column;
    padding:20px 24px 30px; border-bottom:1px solid var(--line); gap:16px;
    transform:translateY(-12px); opacity:0; visibility:hidden; transition:.3s var(--ease);
  }
  .nav-links.open{ transform:translateY(0); opacity:1; visibility:visible; }
  .hamburger{ display:flex; }
  #resumeBtnNav{ display:none; }
  .skills-grid{ grid-template-columns:repeat(2,1fr); }
}

@media (max-width:640px){
  .section{ padding:80px 0; }
  .hero{ padding-top:110px; }
  .hero-stats{ gap:26px; flex-wrap:wrap; }
  .projects-grid, .cert-grid{ grid-template-columns:1fr; }
  .skills-grid{ grid-template-columns:repeat(2,1fr); }
  .form-row{ grid-template-columns:1fr; }
  .cert-modal-panel{ grid-template-columns:1fr; }
  .cert-modal-media{ max-height:280px; }
  .float-chip{ display:none; }
  .contact-icon{ width:34px; height:34px; }
}