/* ==========================================================================
   Alexander Reed — Senior Systems Analyst Portfolio
   ========================================================================== */

:root{
  --bg: #f6f7fb;
  --bg-alt: #eef0f7;
  --surface: #ffffff;
  --surface-2: #ffffff;
  --border: #e3e5ee;
  --text: #1b1f2e;
  --text-muted: #5b6072;
  --text-soft: #7b8093;

  --accent: #2f6fed;
  --accent-2: #17c3b2;
  --accent-soft: rgba(47,111,237,.10);
  --accent-grad: linear-gradient(135deg,#2f6fed 0%,#17c3b2 100%);

  --danger: #e5484d;
  --success: #17a672;

  --shadow-sm: 0 1px 2px rgba(20,24,40,.06), 0 1px 1px rgba(20,24,40,.04);
  --shadow-md: 0 8px 24px rgba(20,24,40,.08);
  --shadow-lg: 0 20px 48px rgba(20,24,40,.14);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;

  --font-body: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --font-head: 'Sora', var(--font-body);

  --header-h: 76px;
  color-scheme: light;
}

[data-theme="dark"]{
  --bg: #0c0f1a;
  --bg-alt: #10131f;
  --surface: #141827;
  --surface-2: #171c2d;
  --border: #262c42;
  --text: #eef0f8;
  --text-muted: #a4a9c1;
  --text-soft: #767c96;

  --accent: #5a8dff;
  --accent-2: #23d9c4;
  --accent-soft: rgba(90,141,255,.14);
  --accent-grad: linear-gradient(135deg,#5a8dff 0%,#23d9c4 100%);

  --shadow-sm: 0 1px 2px rgba(0,0,0,.3);
  --shadow-md: 0 8px 24px rgba(0,0,0,.35);
  --shadow-lg: 0 24px 60px rgba(0,0,0,.5);
  color-scheme: dark;
}

/* ---------- Reset ---------- */
*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  transition:background-color .35s ease, color .35s ease;
  overflow-x:hidden;
}
img,svg{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }
ul{ list-style:none; margin:0; padding:0; }
h1,h2,h3,h4{ font-family:var(--font-head); font-weight:700; line-height:1.2; margin:0 0 .5em; letter-spacing:-.01em; }
p{ margin:0 0 1em; color:var(--text-muted); }
button{ font-family:inherit; cursor:pointer; }
input,textarea{ font-family:inherit; }
.container{ width:100%; max-width:1180px; margin:0 auto; padding:0 24px; }
.text-accent{ background:var(--accent-grad); -webkit-background-clip:text; background-clip:text; color:transparent; }

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

/* ---------- Progress bar ---------- */
.progress-bar{
  position:fixed; top:0; left:0; height:3px; width:0%;
  background:var(--accent-grad); z-index:2000; transition:width .1s linear;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:13px 24px; border-radius:999px; font-weight:600; font-size:.95rem;
  border:1px solid transparent; cursor:pointer; white-space:nowrap;
  transition:transform .25s ease, box-shadow .25s ease, background-color .25s ease, border-color .25s ease, color .25s ease;
}
.btn-icon{ width:18px; height:18px; }
.btn:active{ transform:scale(.97); }
.btn-primary{ background:var(--accent-grad); color:#fff; box-shadow:0 8px 20px -6px rgba(47,111,237,.55); }
.btn-primary:hover{ box-shadow:0 12px 28px -6px rgba(47,111,237,.65); transform:translateY(-2px); }
.btn-ghost{ background:var(--surface); color:var(--text); border-color:var(--border); }
.btn-ghost:hover{ border-color:var(--accent); color:var(--accent); transform:translateY(-2px); }
.btn-outline{ background:transparent; color:var(--text); border-color:var(--border); }
.btn-outline:hover{ border-color:var(--accent); color:var(--accent); }
.btn-sm{ padding:9px 16px; font-size:.85rem; }
.btn-block{ width:100%; }
.btn:disabled{ opacity:.7; cursor:progress; transform:none !important; }

/* ---------- Header ---------- */
.site-header{
  position:fixed; inset:0 0 auto 0; z-index:1000; height:var(--header-h);
  display:flex; align-items:center;
  background:color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter:blur(14px) saturate(160%);
  -webkit-backdrop-filter:blur(14px) saturate(160%);
  border-bottom:1px solid transparent;
  transition:border-color .3s ease, background-color .3s ease, box-shadow .3s ease;
}
.site-header.scrolled{ border-bottom-color:var(--border); box-shadow:var(--shadow-sm); }

.nav-wrap{ display:flex; align-items:center; justify-content:space-between; gap:20px; }

.brand{ display:flex; align-items:center; gap:10px; font-family:var(--font-head); font-weight:700; font-size:1.05rem; }
.brand-mark{
  display:grid; place-items:center; width:38px; height:38px; border-radius:11px;
  background:var(--accent-grad); color:#fff; font-size:.82rem; letter-spacing:.02em;
  box-shadow:0 6px 16px -4px rgba(47,111,237,.6);
}

.nav-list{ display:flex; align-items:center; gap:6px; }
.nav-link{
  position:relative; padding:9px 14px; border-radius:999px; font-size:.92rem; font-weight:500;
  color:var(--text-muted); transition:color .25s ease, background-color .25s ease;
}
.nav-link:hover{ color:var(--text); background:var(--accent-soft); }
.nav-link.active{ color:var(--accent); background:var(--accent-soft); }

.nav-actions{ display:flex; align-items:center; gap:10px; }

.icon-btn{
  display:grid; place-items:center; width:40px; height:40px; border-radius:50%;
  background:var(--surface); border:1px solid var(--border); color:var(--text);
  transition:border-color .25s ease, color .25s ease, transform .25s ease;
}
.icon-btn:hover{ border-color:var(--accent); color:var(--accent); transform:rotate(-8deg); }
.icon-btn svg{ width:19px; height:19px; fill:currentColor; }
.icon-sun{ display:block; }
.icon-moon{ display:none; }
[data-theme="dark"] .icon-sun{ display:none; }
[data-theme="dark"] .icon-moon{ display:block; }

.hamburger{
  display:none; flex-direction:column; gap:5px; width:40px; height:40px;
  align-items:center; justify-content:center; background:transparent; border:1px solid var(--border);
  border-radius:10px;
}
.hamburger span{ width:19px; height:2px; background:var(--text); border-radius:2px; transition:transform .3s ease, opacity .3s ease; }
.hamburger.open span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2){ opacity:0; }
.hamburger.open span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero{
  position:relative; padding:calc(var(--header-h) + 64px) 0 80px; overflow:hidden;
  min-height:92vh; display:flex; align-items:center;
}
.hero-bg{ position:absolute; inset:0; z-index:0; }
.hero-grid{
  position:absolute; inset:-10% -10%;
  background-image:
    linear-gradient(color-mix(in srgb, var(--text) 6%, transparent) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb, var(--text) 6%, transparent) 1px, transparent 1px);
  background-size:46px 46px;
  mask-image:radial-gradient(ellipse 70% 60% at 50% 30%, #000 40%, transparent 90%);
}
.hero-glow{ position:absolute; border-radius:50%; filter:blur(90px); opacity:.35; }
.glow-a{ width:480px; height:480px; top:-120px; right:-120px; background:var(--accent); }
.glow-b{ width:420px; height:420px; bottom:-160px; left:-100px; background:var(--accent-2); }

.hero-inner{ position:relative; z-index:1; display:grid; grid-template-columns:1.15fr .85fr; gap:56px; align-items:center; }

.eyebrow{
  display:inline-flex; align-items:center; gap:8px; padding:7px 14px; border-radius:999px;
  background:var(--surface); border:1px solid var(--border); font-size:.82rem; font-weight:600;
  color:var(--text-muted); margin-bottom:22px; box-shadow:var(--shadow-sm);
}
.dot{ width:7px; height:7px; border-radius:50%; background:var(--success); box-shadow:0 0 0 3px color-mix(in srgb, var(--success) 25%, transparent); animation:pulse 2s infinite; }
@keyframes pulse{ 0%,100%{ opacity:1; } 50%{ opacity:.4; } }

.hero h1{ font-size:clamp(2.1rem, 4.4vw, 3.4rem); margin-bottom:18px; }
.typewriter{
  color:var(--text-muted); font-weight:600; font-size:.62em; display:inline-block;
  border-right:2px solid var(--accent); padding-right:4px;
}
.hero-desc{ max-width:560px; font-size:1.05rem; }

.hero-actions{ display:flex; flex-wrap:wrap; gap:14px; margin:30px 0 46px; }

.hero-stats{ display:grid; grid-template-columns:repeat(4,auto); gap:32px; }
.stat{ display:flex; flex-direction:column; }
.stat-num{ font-family:var(--font-head); font-size:1.9rem; font-weight:800; color:var(--text); display:inline; }
.stat-suffix{ font-family:var(--font-head); font-size:1.9rem; font-weight:800; color:var(--text); }
.stat-label{ font-size:.8rem; color:var(--text-soft); margin-top:2px; }

/* hero visual */
.hero-visual{ position:relative; height:440px; }
.orbit-ring{ position:absolute; border:1px dashed var(--border); border-radius:50%; }
.ring-1{ inset:8%; animation:spin 40s linear infinite; }
.ring-2{ inset:20%; animation:spin 60s linear infinite reverse; }
@keyframes spin{ to{ transform:rotate(360deg); } }

.orbit-card{
  position:absolute; background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-md);
  box-shadow:var(--shadow-lg); padding:18px;
}
.card-main{
  width:220px; top:50%; left:50%; transform:translate(-50%,-50%);
  display:flex; flex-direction:column; gap:14px; z-index:2;
}
.orbit-icon{ width:26px; height:26px; color:var(--accent); }
.orbit-lines span{ display:block; height:8px; border-radius:5px; background:var(--accent-soft); margin-bottom:8px; }
.orbit-lines span:nth-child(1){ background:var(--accent-grad); opacity:.85; }

.card-float{ display:flex; align-items:center; gap:8px; font-size:.8rem; font-weight:600; padding:10px 14px; animation:float 5s ease-in-out infinite; z-index:3; }
.card-float svg{ width:18px; height:18px; color:var(--accent-2); }
.card-1{ top:4%; left:1%; animation-delay:.2s; }
.card-2{ bottom:10%; right:1%; animation-delay:1s; }
.card-3{ bottom:0%; left:10%; animation-delay:1.8s; }
@keyframes float{ 0%,100%{ transform:translateY(0); } 50%{ transform:translateY(-12px); } }

/* hero portrait photo */
.photo-glow{
  position:absolute; top:50%; left:50%; width:300px; height:380px;
  transform:translate(-50%,-50%) rotate(-4deg); border-radius:32px;
  background:var(--accent-grad); filter:blur(48px); opacity:.4; z-index:0;
}
.photo-frame{
  position:absolute; top:50%; left:50%; transform:translate(-50%,-50%);
  width:280px; height:360px; border-radius:28px; overflow:hidden; z-index:2;
  border:1px solid var(--border); box-shadow:var(--shadow-lg); background:var(--surface);
}
.photo-frame img{ width:100%; height:100%; object-fit:cover; display:block; }

.scroll-cue{
  position:absolute; bottom:26px; left:50%; transform:translateX(-50%);
  width:26px; height:42px; border:2px solid var(--border); border-radius:999px; z-index:1;
}
.scroll-cue span{ position:absolute; top:7px; left:50%; width:4px; height:8px; background:var(--accent); border-radius:2px; transform:translateX(-50%); animation:scrollcue 1.8s infinite; }
@keyframes scrollcue{ 0%{ opacity:1; top:7px; } 80%{ opacity:0; top:22px; } 100%{ opacity:0; top:7px; } }

/* ---------- Sections common ---------- */
.section{ padding:104px 0; position:relative; }
.section-alt{ background:var(--bg-alt); }
.section-head{ max-width:640px; margin:0 auto 56px; text-align:center; }
.kicker{ color:var(--accent); font-weight:700; font-size:.82rem; letter-spacing:.08em; text-transform:uppercase; margin-bottom:10px; }
.section-head h2{ font-size:clamp(1.7rem, 3vw, 2.3rem); }
.section-sub{ margin-top:8px; }

/* ---------- Reveal animation ---------- */
.reveal{ opacity:0; transform:translateY(28px); transition:opacity .7s cubic-bezier(.2,.7,.2,1), transform .7s cubic-bezier(.2,.7,.2,1); }
.reveal.in-view{ opacity:1; transform:translateY(0); }

/* ---------- About ---------- */
.about-grid{ display:grid; grid-template-columns:1.4fr 1fr; gap:56px; align-items:start; }
.about-highlights{ display:flex; flex-direction:column; gap:12px; margin:22px 0 30px; }
.about-highlights li{ display:flex; align-items:flex-start; gap:10px; color:var(--text); font-weight:500; font-size:.96rem; }
.about-highlights svg{ width:20px; height:20px; flex:none; color:var(--success); margin-top:1px; }
.about-cta{ display:flex; gap:14px; flex-wrap:wrap; }

.info-card{
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg);
  padding:32px; box-shadow:var(--shadow-md);
}
.info-card h3{ font-size:1.1rem; margin-bottom:18px; }
.info-list div{ display:flex; justify-content:space-between; gap:12px; padding:12px 0; border-top:1px solid var(--border); }
.info-list div:first-child{ border-top:none; }
.info-list dt{ color:var(--text-soft); font-size:.85rem; font-weight:600; }
.info-list dd{ margin:0; font-weight:600; text-align:right; font-size:.9rem; }
.badge-available{ color:var(--success); }

/* ---------- Skills ---------- */
.skills-grid{ display:grid; grid-template-columns:repeat(3, 1fr); gap:24px; }
.skill-card{
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg);
  padding:28px; box-shadow:var(--shadow-sm); transition:transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.skill-card:hover{ transform:translateY(-6px); box-shadow:var(--shadow-md); border-color:color-mix(in srgb, var(--accent) 40%, var(--border)); }
.skill-icon{
  width:48px; height:48px; border-radius:14px; display:grid; place-items:center; margin-bottom:16px;
  background:var(--accent-soft); color:var(--accent);
}
.skill-icon svg{ width:24px; height:24px; }
.skill-card h3{ font-size:1.02rem; margin-bottom:14px; }
.bar{ height:7px; border-radius:999px; background:var(--bg-alt); overflow:hidden; margin-bottom:16px; }
[data-theme="dark"] .bar{ background:var(--bg); }
.bar-fill{ height:100%; width:0; border-radius:999px; background:var(--accent-grad); transition:width 1.2s cubic-bezier(.2,.7,.2,1); }
.bar-fill.animate{ width:var(--pct); }
.skill-tags{ display:flex; flex-wrap:wrap; gap:8px; }
.skill-tags span{
  font-size:.75rem; font-weight:600; padding:5px 10px; border-radius:999px;
  background:var(--bg-alt); color:var(--text-muted); border:1px solid var(--border);
}
[data-theme="dark"] .skill-tags span{ background:var(--bg); }

/* ---------- Timeline ---------- */
.timeline{ position:relative; max-width:760px; margin:0 auto; padding-left:32px; }
.timeline::before{ content:''; position:absolute; left:6px; top:6px; bottom:6px; width:2px; background:var(--border); }
.timeline-item{ position:relative; padding-bottom:38px; }
.timeline-item:last-child{ padding-bottom:0; }
.timeline-dot{
  position:absolute; left:-32px; top:6px; width:14px; height:14px; border-radius:50%;
  background:var(--accent-grad); box-shadow:0 0 0 5px var(--accent-soft);
}
.timeline-card{
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-md);
  padding:22px 26px; box-shadow:var(--shadow-sm);
}
.timeline-date{ font-size:.78rem; font-weight:700; color:var(--accent); letter-spacing:.03em; }
.timeline-card h3{ margin:6px 0 2px; font-size:1.08rem; }
.timeline-org{ color:var(--text-soft); font-weight:600; font-size:.86rem; margin-bottom:10px; }
.timeline-card p:last-child{ margin-bottom:0; }

/* ---------- Gallery / filters ---------- */
.filter-bar{ display:flex; flex-wrap:wrap; justify-content:center; gap:10px; margin-bottom:44px; }
.filter-btn{
  padding:10px 18px; border-radius:999px; border:1px solid var(--border); background:var(--surface);
  color:var(--text-muted); font-weight:600; font-size:.85rem; transition:all .25s ease;
}
.filter-btn:hover{ color:var(--accent); border-color:var(--accent); }
.filter-btn.active{ background:var(--accent-grad); color:#fff; border-color:transparent; box-shadow:0 8px 20px -8px rgba(47,111,237,.6); }

.gallery{ display:grid; grid-template-columns:repeat(3, 1fr); gap:28px; }

.g-card{
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg);
  overflow:hidden; box-shadow:var(--shadow-sm); cursor:pointer;
  transition:transform .4s cubic-bezier(.2,.7,.2,1), box-shadow .4s ease, border-color .4s ease, opacity .35s ease;
}
.g-card:hover{ transform:translateY(-8px); box-shadow:var(--shadow-lg); border-color:color-mix(in srgb, var(--accent) 35%, var(--border)); }
.g-card.hide{ display:none; }

.g-thumb{
  position:relative; height:180px; display:flex; align-items:center; justify-content:center;
  background:var(--grad, var(--accent-grad)); overflow:hidden;
}
.g-thumb .g-scene{ width:100%; height:100%; position:relative; z-index:1; }
.g-thumb .g-photo{ width:100%; height:100%; object-fit:cover; position:relative; z-index:0; display:block; }
.g-thumb .g-photochip{
  position:absolute; top:12px; right:12px; z-index:2; background:rgba(255,255,255,.94);
  font-size:.72rem; font-weight:700; padding:5px 12px; border-radius:999px; font-family:var(--font-head);
}
.g-thumb::before{
  content:''; position:absolute; inset:0;
  background-image:radial-gradient(rgba(255,255,255,.35) 1.4px, transparent 1.4px);
  background-size:18px 18px; opacity:.5;
}
.g-thumb.has-photo::before{ display:none; }
.g-thumb::after{ content:''; position:absolute; inset:0; background:linear-gradient(180deg, transparent 40%, rgba(0,0,0,.28) 100%); }
.g-thumb.has-photo::after{ background:linear-gradient(180deg, rgba(0,0,0,.05) 0%, rgba(0,0,0,.4) 100%); }
.g-view{
  position:absolute; bottom:12px; right:12px; z-index:2; display:flex; align-items:center; gap:6px;
  background:rgba(255,255,255,.92); color:#141827; font-size:.72rem; font-weight:700; padding:6px 10px; border-radius:999px;
  opacity:0; transform:translateY(6px); transition:opacity .3s ease, transform .3s ease;
}
.g-card:hover .g-view{ opacity:1; transform:translateY(0); }
.g-view svg{ width:13px; height:13px; color:#141827; }

.g-body{ padding:22px 22px 24px; }
.g-cat{ font-size:.72rem; font-weight:700; letter-spacing:.04em; text-transform:uppercase; color:var(--accent); }
.g-body h3{ font-size:1.06rem; margin:8px 0 8px; }
.g-body p{ font-size:.88rem; margin-bottom:14px; }
.g-tags{ display:flex; flex-wrap:wrap; gap:6px; }
.g-tags span{ font-size:.7rem; font-weight:600; padding:4px 9px; border-radius:999px; background:var(--bg-alt); color:var(--text-muted); }
[data-theme="dark"] .g-tags span{ background:var(--bg); }

/* ---------- Achievements ---------- */
.testimonial-grid{ display:grid; grid-template-columns:repeat(3, 1fr); gap:26px; }
.achievement-card{
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg);
  padding:28px; box-shadow:var(--shadow-sm); transition:transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.achievement-card:hover{ transform:translateY(-6px); box-shadow:var(--shadow-md); border-color:color-mix(in srgb, var(--accent) 40%, var(--border)); }
.achievement-icon{
  width:48px; height:48px; border-radius:14px; display:grid; place-items:center; margin-bottom:16px;
  background:var(--accent-soft); color:var(--accent);
}
.achievement-icon svg{ width:24px; height:24px; }
.achievement-card h3{ font-size:1.02rem; margin-bottom:8px; }
.achievement-org{ display:block; font-size:.78rem; font-weight:600; color:var(--text-soft); margin-bottom:12px; }
.achievement-card p{ font-size:.9rem; margin-bottom:0; }

/* ---------- Contact ---------- */
.contact-grid{ display:grid; grid-template-columns:.85fr 1.15fr; gap:56px; }
.contact-info-item{ display:flex; align-items:flex-start; gap:16px; margin-bottom:26px; }
.contact-icon{
  width:46px; height:46px; border-radius:13px; background:var(--surface); border:1px solid var(--border);
  display:grid; place-items:center; color:var(--accent); flex:none;
}
.contact-icon svg{ width:21px; height:21px; }
.contact-info-item h4{ margin:0 0 3px; font-size:.92rem; }
.contact-info-item a, .contact-info-item span{ color:var(--text-muted); font-size:.92rem; }
.contact-info-item a:hover{ color:var(--accent); }

.social-row{ display:flex; gap:10px; margin-top:12px; }
.social-btn{
  width:42px; height:42px; border-radius:50%; display:grid; place-items:center;
  background:var(--surface); border:1px solid var(--border); color:var(--text-muted);
  transition:all .25s ease;
}
.social-btn svg{ width:18px; height:18px; fill:currentColor; }
.social-btn:hover{ color:#fff; background:var(--accent-grad); border-color:transparent; transform:translateY(-3px); }

.contact-form{
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg);
  padding:34px; box-shadow:var(--shadow-md);
}
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.form-group{ margin-bottom:18px; display:flex; flex-direction:column; gap:7px; }
.form-group label{ font-size:.82rem; font-weight:600; color:var(--text-muted); }
.form-group input, .form-group textarea{
  width:100%; padding:13px 14px; border-radius:10px; border:1px solid var(--border);
  background:var(--bg-alt); color:var(--text); font-size:.92rem; resize:vertical;
  transition:border-color .25s ease, box-shadow .25s ease, background-color .25s ease;
}
[data-theme="dark"] .form-group input, [data-theme="dark"] .form-group textarea{ background:var(--bg); }
.form-group input:focus, .form-group textarea:focus{
  outline:none; border-color:var(--accent); box-shadow:0 0 0 4px var(--accent-soft);
}
.form-group.invalid input, .form-group.invalid textarea{ border-color:var(--danger); }
.form-group.invalid .error-msg{ display:block; }
.error-msg{ display:none; font-size:.78rem; color:var(--danger); font-weight:600; }
.form-note{ margin:16px 0 0; min-height:1.2em; font-size:.88rem; font-weight:600; text-align:center; }
.form-note.success{ color:var(--success); }
.form-note.error{ color:var(--danger); }

/* ---------- Footer ---------- */
.site-footer{ background:var(--bg-alt); border-top:1px solid var(--border); padding:52px 0 32px; }
.footer-inner{ display:flex; flex-direction:column; align-items:center; text-align:center; gap:10px; }
.footer-tagline{ max-width:420px; font-size:.88rem; }
.footer-copy{ font-size:.8rem; color:var(--text-soft); margin:0; }

/* ---------- Back to top ---------- */
.back-to-top{
  position:fixed; right:24px; bottom:24px; width:48px; height:48px; border-radius:50%;
  background:var(--accent-grad); color:#fff; border:none; display:grid; place-items:center;
  box-shadow:var(--shadow-lg); opacity:0; visibility:hidden; transform:translateY(12px);
  transition:opacity .3s ease, transform .3s ease, visibility .3s; z-index:900;
}
.back-to-top svg{ width:20px; height:20px; }
.back-to-top.show{ opacity:1; visibility:visible; transform:translateY(0); }
.back-to-top:hover{ transform:translateY(-4px); }

/* ---------- Modal ---------- */
.modal-overlay{
  position:fixed; inset:0; background:rgba(8,10,18,.6); backdrop-filter:blur(4px);
  display:flex; align-items:center; justify-content:center; padding:24px; z-index:2000;
  opacity:0; visibility:hidden; transition:opacity .3s ease, visibility .3s;
}
.modal-overlay.open{ opacity:1; visibility:visible; }
.modal{
  background:var(--surface); border-radius:var(--radius-lg); max-width:640px; width:100%;
  max-height:88vh; overflow:auto; position:relative; box-shadow:var(--shadow-lg);
  transform:translateY(24px) scale(.97); transition:transform .35s cubic-bezier(.2,.7,.2,1);
  border:1px solid var(--border);
}
.modal-overlay.open .modal{ transform:translateY(0) scale(1); }
.modal-thumb{
  height:200px; background:var(--grad, var(--accent-grad)); position:relative;
  display:flex; align-items:center; justify-content:center; overflow:hidden;
}
.modal-thumb svg{ width:64px; height:64px; color:rgba(255,255,255,.92); }
.modal-thumb img{ width:100%; height:100%; object-fit:cover; display:block; }
.modal-close{
  position:absolute; top:16px; right:16px; width:36px; height:36px; border-radius:50%;
  background:rgba(255,255,255,.92); color:#141827; border:none; font-size:1.4rem; line-height:1;
  display:grid; place-items:center; z-index:3;
}
.modal-body{ padding:30px 32px 34px; }
.modal-category{ font-size:.74rem; font-weight:700; letter-spacing:.04em; text-transform:uppercase; color:var(--accent); }
.modal-body h3{ margin:8px 0 12px; font-size:1.4rem; }
.modal-meta{ display:grid; grid-template-columns:repeat(3,1fr); gap:16px; margin:20px 0; padding:18px 0; border-top:1px solid var(--border); border-bottom:1px solid var(--border); }
.modal-meta div{ display:flex; flex-direction:column; gap:4px; }
.modal-meta strong{ font-size:.72rem; text-transform:uppercase; letter-spacing:.03em; color:var(--text-soft); }
.modal-meta span{ font-size:.86rem; font-weight:600; }
.modal-tags{ display:flex; flex-wrap:wrap; gap:8px; }
.modal-tags span{ font-size:.75rem; font-weight:600; padding:5px 11px; border-radius:999px; background:var(--accent-soft); color:var(--accent); }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1080px){
  .skills-grid{ grid-template-columns:repeat(2, 1fr); }
  .gallery{ grid-template-columns:repeat(2, 1fr); }
  .testimonial-grid{ grid-template-columns:1fr; }
}

@media (max-width: 940px){
  .hero-inner{ grid-template-columns:1fr; }
  .hero-visual{ display:none; }
  .about-grid{ grid-template-columns:1fr; }
  .contact-grid{ grid-template-columns:1fr; }
  .form-row{ grid-template-columns:1fr; }
}

@media (max-width: 800px){
  .nav{
    position:fixed; top:var(--header-h); left:0; right:0;
    /* height (not top+bottom) because .site-header's backdrop-filter makes it
       the containing block for this fixed element, so "bottom:0" would resolve
       against the 76px header box instead of the viewport */
    height:calc(100vh - var(--header-h));
    background:var(--bg); border-top:1px solid var(--border);
    transform:translateX(100%); transition:transform .35s cubic-bezier(.2,.7,.2,1);
    overflow-y:auto; padding:20px 0;
  }
  .nav.open{ transform:translateX(0); }
  .nav-list{ flex-direction:column; align-items:stretch; gap:2px; padding:0 24px; }
  .nav-link{ display:block; padding:16px 14px; font-size:1rem; border-radius:12px; }
  .hamburger{ display:flex; }
  .brand-text{ display:none; }
  .hero-stats{ grid-template-columns:repeat(2, 1fr); row-gap:24px; }
  .skills-grid{ grid-template-columns:1fr; }
  .gallery{ grid-template-columns:1fr; }
  .section{ padding:76px 0; }
  .modal-meta{ grid-template-columns:1fr; }
}

@media (max-width: 480px){
  .hero-actions{ flex-direction:column; }
  .hero-actions .btn{ width:100%; }
  .nav-actions .btn-sm .btn-icon + text{ display:none; }
}