/*
Theme Name: Axel BTS SIO
Author: Lobry Axel
Description: Portfolio BTS SIO SISR — NOC / Infrastructure
Version: 3.0
License: GNU General Public License v2
*/

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

:root {
  --bg: #04060f;
  --bg-card: rgba(10, 14, 28, 0.72);
  --bg-glass: rgba(12, 18, 36, 0.55);
  --text: #eef2ff;
  --text-soft: #94a3c4;
  --text-dim: #5a6a8a;
  --cyan: #00e5ff;
  --cyan-dim: rgba(0, 229, 255, 0.15);
  --violet: #a855f7;
  --violet-dim: rgba(168, 85, 247, 0.14);
  --blue: #3b82f6;
  --blue-dim: rgba(59, 130, 246, 0.14);
  --amber: #fbbf24;
  --amber-dim: rgba(251, 191, 36, 0.12);
  --green: #34d399;
  --green-dim: rgba(52, 211, 153, 0.14);
  --rose: #fb7185;
  --border: rgba(255, 255, 255, 0.07);
  --border-glow: rgba(0, 229, 255, 0.25);
  --radius: 16px;
  --radius-sm: 10px;
  --radius-pill: 999px;
  --font: 'Outfit', system-ui, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, monospace;
  --nav-h: 68px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 20px); }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
p { color: var(--text-soft); }
img { max-width: 100%; display: block; }
main { position: relative; z-index: 2; }

/* ═══ BACKGROUND FX ═══ */
.fx-layer {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.fx-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.55;
  animation: orb-drift 18s ease-in-out infinite;
}

.fx-orb-1 {
  width: 55vw;
  height: 55vw;
  max-width: 700px;
  max-height: 700px;
  top: -15%;
  left: -10%;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.35) 0%, transparent 70%);
  animation-delay: 0s;
}

.fx-orb-2 {
  width: 45vw;
  height: 45vw;
  max-width: 580px;
  max-height: 580px;
  top: 30%;
  right: -12%;
  background: radial-gradient(circle, rgba(168, 85, 247, 0.32) 0%, transparent 70%);
  animation-delay: -6s;
  animation-duration: 22s;
}

.fx-orb-3 {
  width: 35vw;
  height: 35vw;
  max-width: 420px;
  max-height: 420px;
  bottom: -5%;
  left: 25%;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.28) 0%, transparent 70%);
  animation-delay: -12s;
  animation-duration: 20s;
}

.fx-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 229, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 229, 255, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 30%, black 10%, transparent 80%);
  animation: grid-pulse 8s ease-in-out infinite;
}

.fx-noise {
  position: absolute;
  inset: 0;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ═══ NAV ═══ */
.site-nav {
  position: sticky;
  top: 14px;
  z-index: 1000;
  padding: 0 clamp(12px, 3vw, 24px);
  margin-bottom: -var(--nav-h);
}

.nav-inner {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px 10px 18px;
  background: var(--bg-glass);
  backdrop-filter: blur(24px) saturate(1.6);
  -webkit-backdrop-filter: blur(24px) saturate(1.6);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.03) inset,
    0 16px 48px rgba(0, 0, 0, 0.45),
    0 0 60px rgba(0, 229, 255, 0.04);
  position: relative;
  overflow: hidden;
}

.nav-inner::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 229, 255, 0.35), rgba(168, 85, 247, 0.35), transparent);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  -webkit-mask-composite: xor;
  opacity: 0.6;
  animation: nav-shimmer 6s linear infinite;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-soft);
  z-index: 1;
}

.nav-brand strong {
  color: var(--text);
  font-weight: 700;
}

.nav-mark {
  width: 32px;
  height: 32px;
  position: relative;
  display: grid;
  place-items: center;
}

.nav-mark-core {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 16px var(--cyan), 0 0 32px rgba(0, 229, 255, 0.4);
  animation: pulse-core 2.5s ease-in-out infinite;
}

.nav-mark-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid rgba(0, 229, 255, 0.35);
  animation: ring-pulse 2.5s ease-in-out infinite;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  z-index: 1;
}

.nav-links a {
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-dim);
  transition: color 0.25s, background 0.25s, box-shadow 0.25s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.nav-links .nav-blog {
  margin-left: 4px;
  color: var(--cyan);
  background: var(--cyan-dim);
  border: 1px solid rgba(0, 229, 255, 0.22);
  box-shadow: 0 0 20px rgba(0, 229, 255, 0.08);
}

.nav-links .nav-blog:hover {
  box-shadow: 0 0 28px rgba(0, 229, 255, 0.18);
}

.nav-toggle {
  display: none;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  padding: 9px;
  flex-direction: column;
  gap: 4px;
  z-index: 1;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s;
}

.nav-toggle.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ═══ LAYOUT ═══ */
.wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 clamp(16px, 4vw, 40px);
}

.section {
  padding: clamp(72px, 9vw, 110px) 0;
  position: relative;
}

.section::before {
  content: '';
  position: absolute;
  top: 0;
  left: clamp(16px, 4vw, 40px);
  right: clamp(16px, 4vw, 40px);
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-glow), rgba(168, 85, 247, 0.2), transparent);
  opacity: 0.5;
}

#hero::before,
#hero + .section::before { display: none; }
#hero + .section::before { display: block; }

.label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 14px;
}

.label::before {
  content: '//';
  opacity: 0.5;
}

.section-title {
  font-size: clamp(28px, 4.5vw, 44px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 12px;
}

.section-lead {
  font-size: 16px;
  max-width: 560px;
  color: var(--text-soft);
  line-height: 1.75;
}

.text-grad {
  background: linear-gradient(135deg, var(--cyan) 0%, var(--violet) 50%, var(--blue) 100%);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradient-shift 5s ease infinite;
}

/* ═══ BUTTONS ═══ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 14px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.2s var(--ease-spring), box-shadow 0.25s, filter 0.25s;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(255, 255, 255, 0.15) 50%, transparent 70%);
  transform: translateX(-120%);
  transition: transform 0.5s;
}

.btn:hover::after { transform: translateX(120%); }
.btn:hover { transform: translateY(-3px); }
.btn:active { transform: translateY(-1px) scale(0.98); }

.btn-primary {
  background: linear-gradient(135deg, var(--cyan) 0%, var(--blue) 50%, var(--violet) 100%);
  background-size: 200% 200%;
  animation: gradient-shift 4s ease infinite;
  color: #04060f;
  box-shadow: 0 8px 32px rgba(0, 229, 255, 0.25), 0 0 0 1px rgba(255, 255, 255, 0.1) inset;
}

.btn-primary:hover {
  box-shadow: 0 14px 40px rgba(0, 229, 255, 0.35), 0 0 60px rgba(168, 85, 247, 0.15);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.03);
  border-color: var(--border);
  color: var(--text);
  backdrop-filter: blur(8px);
}

.btn-outline:hover {
  border-color: rgba(0, 229, 255, 0.35);
  box-shadow: 0 0 24px rgba(0, 229, 255, 0.08);
}

.btn-accent {
  background: var(--cyan-dim);
  border-color: rgba(0, 229, 255, 0.3);
  color: var(--cyan);
}

.btn-accent:hover {
  box-shadow: 0 0 32px rgba(0, 229, 255, 0.2);
}

.btn-full { width: 100%; }
.btn svg { width: 15px; height: 15px; flex-shrink: 0; }

/* ═══ HERO ═══ */
#hero {
  padding-top: calc(var(--nav-h) + clamp(40px, 7vw, 72px));
  padding-bottom: clamp(32px, 5vw, 56px);
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: clamp(36px, 6vw, 64px);
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 16px 7px 12px;
  border-radius: var(--radius-pill);
  background: var(--bg-glass);
  border: 1px solid rgba(0, 229, 255, 0.2);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-soft);
  margin-bottom: 24px;
  backdrop-filter: blur(12px);
  box-shadow: 0 0 30px rgba(0, 229, 255, 0.06);
  animation: fade-up 0.8s var(--ease) both;
}

.hero-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 12px var(--green);
  animation: blink 2s ease-in-out infinite;
  flex-shrink: 0;
}

.hero-title {
  font-size: clamp(36px, 6vw, 62px);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.05;
  margin-bottom: 20px;
  animation: fade-up 0.8s var(--ease) 0.1s both;
}

.hero-title .grad {
  display: inline;
  background: linear-gradient(135deg, var(--text) 20%, var(--cyan) 45%, var(--violet) 75%, var(--text) 100%);
  background-size: 300% 300%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradient-shift 6s ease infinite;
}

.hero-sub {
  font-size: 17px;
  color: var(--text-soft);
  margin-bottom: 32px;
  max-width: 520px;
  line-height: 1.8;
  animation: fade-up 0.8s var(--ease) 0.2s both;
}

.hero-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 32px;
  animation: fade-up 0.8s var(--ease) 0.3s both;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  animation: fade-up 0.8s var(--ease) 0.4s both;
}

.hero-tag {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  background: var(--bg-glass);
  border: 1px solid var(--border);
  color: var(--text-soft);
  transition: border-color 0.25s, color 0.25s, transform 0.25s var(--ease-spring), box-shadow 0.25s;
  animation: tag-float 4s ease-in-out infinite;
}

.hero-tag:nth-child(2) { animation-delay: -0.5s; }
.hero-tag:nth-child(3) { animation-delay: -1s; }
.hero-tag:nth-child(4) { animation-delay: -1.5s; }
.hero-tag:nth-child(5) { animation-delay: -2s; }
.hero-tag:nth-child(6) { animation-delay: -2.5s; }

.hero-tag:hover {
  border-color: rgba(0, 229, 255, 0.4);
  color: var(--cyan);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0, 229, 255, 0.1);
}

/* Avatar */
.avatar-wrap {
  position: relative;
  animation: fade-up 0.9s var(--ease) 0.2s both;
}

.avatar-orbit {
  position: absolute;
  inset: -18px;
  border-radius: 50%;
  border: 1px dashed rgba(0, 229, 255, 0.2);
  animation: spin 30s linear infinite;
}

.avatar-orbit-2 {
  inset: -32px;
  border-color: rgba(168, 85, 247, 0.15);
  animation-direction: reverse;
  animation-duration: 45s;
}

.avatar-glow {
  position: absolute;
  inset: -20%;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.2) 0%, rgba(168, 85, 247, 0.1) 40%, transparent 70%);
  filter: blur(24px);
  animation: glow-breathe 4s ease-in-out infinite;
}

.avatar-frame {
  position: relative;
  border-radius: 50%;
  padding: 3px;
  background: linear-gradient(135deg, var(--cyan), var(--violet), var(--blue));
  background-size: 200% 200%;
  animation: gradient-shift 5s ease infinite;
  box-shadow: 0 0 40px rgba(0, 229, 255, 0.2), 0 0 80px rgba(168, 85, 247, 0.1);
}

.avatar-img {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 50%;
  overflow: hidden;
  background: linear-gradient(145deg, #0c1224, #141c38);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid rgba(4, 6, 15, 0.8);
}

.avatar-img img { width: 100%; height: 100%; object-fit: cover; }

.avatar-initials {
  font-family: var(--mono);
  font-size: 52px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--cyan), var(--violet));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.avatar-meta {
  margin-top: 16px;
  text-align: center;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
}

/* Stats */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: clamp(48px, 6vw, 64px);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--border);
  border: 1px solid var(--border);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
  animation: fade-up 0.8s var(--ease) 0.5s both;
}

.stat {
  padding: 28px 16px;
  text-align: center;
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  position: relative;
  overflow: hidden;
  transition: background 0.3s;
}

.stat::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 40%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.stat:hover::before { opacity: 1; }
.stat:hover { background: rgba(0, 229, 255, 0.04); }

.stat-n {
  font-family: var(--mono);
  font-size: clamp(28px, 4vw, 36px);
  font-weight: 700;
  background: linear-gradient(135deg, var(--cyan), var(--violet));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
  margin-bottom: 6px;
}

.stat-l {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-dim);
}

/* ═══ SKILLS ═══ */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 40px;
}

.skill-card {
  --skill-color: var(--cyan);
  --skill-glow: rgba(0, 229, 255, 0.12);
  position: relative;
  padding: 22px;
  border-radius: var(--radius);
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  transition: transform 0.35s var(--ease-spring), border-color 0.35s, box-shadow 0.35s;
  overflow: hidden;
}

.skill-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--skill-color), transparent);
  opacity: 0.7;
}

.skill-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, var(--skill-glow), transparent 65%);
  opacity: 0;
  transition: opacity 0.35s;
  pointer-events: none;
}

.skill-card:hover {
  transform: translateY(-6px) scale(1.01);
  border-color: color-mix(in srgb, var(--skill-color) 35%, transparent);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35), 0 0 40px var(--skill-glow);
}

.skill-card:hover::after { opacity: 1; }

.skill-card[data-accent="net"]  { --skill-color: var(--cyan);   --skill-glow: var(--cyan-dim); }
.skill-card[data-accent="sys"]  { --skill-color: var(--blue);   --skill-glow: var(--blue-dim); }
.skill-card[data-accent="sh"]   { --skill-color: var(--violet); --skill-glow: var(--violet-dim); }
.skill-card[data-accent="sec"]  { --skill-color: var(--amber);  --skill-glow: var(--amber-dim); }
.skill-card[data-accent="web"]  { --skill-color: var(--rose);   --skill-glow: rgba(251, 113, 133, 0.12); }
.skill-card[data-accent="vm"]   { --skill-color: var(--green);  --skill-glow: var(--green-dim); }

.skill-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  border: 1px solid color-mix(in srgb, var(--skill-color) 30%, transparent);
  background: color-mix(in srgb, var(--skill-color) 8%, transparent);
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--skill-color);
  margin-bottom: 16px;
  box-shadow: 0 0 20px var(--skill-glow);
}

.skill-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}

.skill-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}

.skill-lvl {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-dim);
  white-space: nowrap;
}

.skill-desc {
  font-size: 13px;
  color: var(--text-soft);
  line-height: 1.65;
}

/* ═══ TIMELINE ═══ */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 5vw, 56px);
  margin-top: 40px;
}

.col-title {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.timeline { position: relative; }

.tl {
  position: relative;
  padding: 0 0 32px 28px;
  border-left: 2px solid rgba(0, 229, 255, 0.12);
  margin-left: 6px;
}

.tl:last-child { padding-bottom: 0; border-left-color: transparent; }

.tl-dot {
  position: absolute;
  left: -7px;
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--cyan);
  box-shadow: 0 0 16px rgba(0, 229, 255, 0.5);
}

.tl-date {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--cyan);
  margin-bottom: 6px;
  opacity: 0.85;
}

.tl-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}

.tl-sub {
  font-size: 13px;
  color: var(--violet);
  font-weight: 600;
  margin-bottom: 8px;
}

.tl-body {
  font-size: 13px;
  color: var(--text-soft);
  line-height: 1.7;
}

.parcours-cta { margin-top: 36px; }

/* ═══ BLOG ═══ */
.blog-box {
  margin-top: 40px;
  border-radius: var(--radius);
  border: 1px solid rgba(0, 229, 255, 0.15);
  background:
    linear-gradient(135deg, rgba(0, 229, 255, 0.06) 0%, rgba(168, 85, 247, 0.06) 100%),
    var(--bg-card);
  backdrop-filter: blur(20px);
  padding: clamp(28px, 4vw, 44px);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 0 80px rgba(0, 229, 255, 0.06);
}

.blog-box::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.12), transparent 70%);
  animation: orb-drift 12s ease-in-out infinite;
}

.blog-kicker {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--cyan);
  margin-bottom: 10px;
  letter-spacing: 0.06em;
}

.blog-title {
  font-size: clamp(22px, 3vw, 28px);
  font-weight: 800;
  color: var(--text);
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}

.blog-lead {
  font-size: 15px;
  color: var(--text-soft);
  max-width: 520px;
  line-height: 1.75;
}

.blog-list {
  list-style: none;
  margin-top: 20px;
  display: grid;
  gap: 10px;
}

.blog-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-soft);
}

.blog-list li::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
  flex-shrink: 0;
}

.blog-btns {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 190px;
  position: relative;
  z-index: 1;
}

/* ═══ CONTACT ═══ */
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 14px;
  margin-top: 40px;
}

.contact-form,
.contact-side {
  padding: 28px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-card);
  backdrop-filter: blur(16px);
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.field label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}

.field input,
.field textarea {
  background: rgba(4, 6, 15, 0.6);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
  transition: border-color 0.25s, box-shadow 0.25s;
}

.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: rgba(0, 229, 255, 0.4);
  box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.08), 0 0 24px rgba(0, 229, 255, 0.06);
}

.form-msg {
  font-size: 13px;
  font-weight: 600;
  color: var(--green);
  margin-top: 10px;
  min-height: 20px;
}

.contact-side h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 20px;
}

.contact-links { display: flex; flex-direction: column; gap: 10px; }

.contact-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: rgba(4, 6, 15, 0.5);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-soft);
  transition: border-color 0.25s, transform 0.25s var(--ease-spring), box-shadow 0.25s, color 0.25s;
}

.contact-link:hover {
  border-color: rgba(0, 229, 255, 0.3);
  color: var(--text);
  transform: translateX(4px);
  box-shadow: 0 0 24px rgba(0, 229, 255, 0.06);
}

.contact-link-ico {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(0, 229, 255, 0.2);
  background: var(--cyan-dim);
  display: grid;
  place-items: center;
  color: var(--cyan);
  flex-shrink: 0;
}

.contact-link-ico svg { width: 15px; height: 15px; }

/* ═══ PROJECTS PAGE ═══ */
.projects-hero {
  padding-top: calc(var(--nav-h) + clamp(48px, 7vw, 72px));
  padding-bottom: clamp(32px, 4vw, 48px);
  margin-bottom: clamp(36px, 5vw, 56px);
  border-bottom: 1px solid var(--border);
}

.proj-section-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
}

.proj-section-head h2 {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.proj-section-badge {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  padding: 5px 10px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border);
  background: var(--bg-glass);
  color: var(--text-dim);
}

.proj-section-badge.badge-e5 {
  color: var(--violet);
  border-color: rgba(168, 85, 247, 0.3);
  background: var(--violet-dim);
  box-shadow: 0 0 20px rgba(168, 85, 247, 0.1);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: clamp(48px, 6vw, 72px);
}

.proj-card {
  --card-accent: var(--cyan);
  position: relative;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.35s var(--ease-spring), box-shadow 0.35s, border-color 0.35s;
}

.proj-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, color-mix(in srgb, var(--card-accent) 50%, transparent), transparent 60%);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  -webkit-mask-composite: xor;
  opacity: 0;
  transition: opacity 0.35s;
}

.proj-card:hover {
  transform: translateY(-8px);
  border-color: color-mix(in srgb, var(--card-accent) 35%, transparent);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45), 0 0 50px color-mix(in srgb, var(--card-accent) 12%, transparent);
}

.proj-card:hover::before { opacity: 1; }

.proj-card[data-accent="web"] { --card-accent: var(--cyan); }
.proj-card[data-accent="ext"] { --card-accent: var(--violet); }
.proj-card[data-accent="wp"]  { --card-accent: var(--blue); }
.proj-card[data-accent="vm"]  { --card-accent: var(--green); }
.proj-card[data-accent="sh"]  { --card-accent: var(--amber); }
.proj-card[data-accent="fw"]  { --card-accent: var(--rose); }

.proj-card-preview {
  height: 150px;
  border-bottom: 1px solid var(--border);
  background:
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(160deg, rgba(4, 6, 15, 0.9), color-mix(in srgb, var(--card-accent) 8%, #0a0e1c));
  background-size: 20px 20px, 20px 20px, 100% 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.proj-card-preview::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--card-accent), transparent);
  opacity: 0.5;
}

.preview-label {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--card-accent);
  letter-spacing: 0.1em;
  text-shadow: 0 0 30px color-mix(in srgb, var(--card-accent) 60%, transparent);
  animation: preview-glow 3s ease-in-out infinite;
}

.proj-card-body { padding: 22px; flex: 1; display: flex; flex-direction: column; }

.proj-card-type {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 8px;
}

.proj-card-title {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.proj-card-desc {
  font-size: 13px;
  color: var(--text-soft);
  line-height: 1.65;
  flex: 1;
}

.proj-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 16px;
}

.proj-tag {
  font-family: var(--mono);
  font-size: 10px;
  padding: 4px 9px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-dim);
}

.proj-card-foot {
  padding: 16px 22px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.proj-status {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text-dim);
}

.proj-status::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-dim);
}

.proj-status.live { color: var(--green); }
.proj-status.live::before { background: var(--green); box-shadow: 0 0 10px var(--green); animation: blink 2s infinite; }
.proj-status.dev { color: var(--amber); }
.proj-status.dev::before { background: var(--amber); box-shadow: 0 0 10px var(--amber); }

.proj-link {
  font-size: 12px;
  font-weight: 700;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  transition: all 0.25s;
}

.proj-link:hover {
  border-color: rgba(0, 229, 255, 0.35);
  box-shadow: 0 0 20px rgba(0, 229, 255, 0.1);
}

.proj-link.primary {
  background: linear-gradient(135deg, var(--cyan), var(--blue));
  color: #04060f;
  border-color: transparent;
}

/* ═══ MISC PAGES ═══ */
.page-content, .post-content {
  margin-top: 24px;
  color: var(--text-soft);
  line-height: 1.8;
}

.post-list { display: grid; gap: 12px; }

.post-card {
  padding: 24px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  transition: border-color 0.25s, transform 0.25s;
}

.post-card:hover {
  border-color: rgba(0, 229, 255, 0.25);
  transform: translateY(-2px);
}

.error-page { text-align: center; padding: calc(var(--nav-h) + 80px) 0 80px; }

.error-code {
  font-family: var(--mono);
  font-size: clamp(80px, 15vw, 140px);
  font-weight: 800;
  line-height: 1;
  margin-bottom: 20px;
  background: linear-gradient(135deg, var(--cyan), var(--violet));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradient-shift 4s ease infinite;
  filter: drop-shadow(0 0 40px rgba(0, 229, 255, 0.3));
}

/* ═══ FOOTER ═══ */
.site-footer {
  position: relative;
  z-index: 2;
  border-top: 1px solid var(--border);
  padding: 22px clamp(16px, 4vw, 40px);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  background: rgba(4, 6, 15, 0.85);
  backdrop-filter: blur(12px);
  font-size: 13px;
  color: var(--text-dim);
}

.footer-brand { font-family: var(--mono); font-size: 12px; }
.footer-links { display: flex; gap: 20px; flex-wrap: wrap; }
.footer-links a { font-weight: 600; color: var(--text-soft); transition: color 0.2s; }
.footer-links a:hover { color: var(--cyan); }

/* ═══ REVEAL ═══ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.revealed {
  opacity: 1;
  transform: none;
}

.reveal:nth-child(2) { transition-delay: 0.06s; }
.reveal:nth-child(3) { transition-delay: 0.12s; }
.reveal:nth-child(4) { transition-delay: 0.18s; }

/* ═══ KEYFRAMES ═══ */
@keyframes orb-drift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(3%, 4%) scale(1.05); }
  66% { transform: translate(-2%, 2%) scale(0.97); }
}

@keyframes grid-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

@keyframes gradient-shift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

@keyframes nav-shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

@keyframes pulse-core {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(0.85); opacity: 0.7; }
}

@keyframes ring-pulse {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50% { transform: scale(1.15); opacity: 0.3; }
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

@keyframes spin { to { transform: rotate(360deg); } }

@keyframes glow-breathe {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.08); }
}

@keyframes fade-up {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: none; }
}

@keyframes tag-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-3px); }
}

@keyframes preview-glow {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

/* ═══ RESPONSIVE ═══ */
@media (max-width: 960px) {
  .skills-grid, .projects-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .site-nav { top: 8px; }

  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .avatar-wrap {
    order: -1;
    max-width: 200px;
    margin: 0 auto;
  }

  .hero-sub { margin-left: auto; margin-right: auto; }
  .hero-btns, .hero-tags { justify-content: center; }
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .two-col { grid-template-columns: 1fr; }
  .blog-box { grid-template-columns: 1fr; }
  .blog-btns { flex-direction: row; flex-wrap: wrap; min-width: auto; }
  .contact-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }

  .nav-toggle { display: flex; }

  .nav-links {
    display: none;
    position: fixed;
    top: calc(var(--nav-h) + 8px);
    left: 12px;
    right: 12px;
    flex-direction: column;
    align-items: stretch;
    padding: 12px;
    background: rgba(4, 6, 15, 0.96);
    backdrop-filter: blur(24px);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.5);
  }

  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 14px; }
  .nav-links .nav-blog { margin-left: 0; margin-top: 4px; }
}

@media (max-width: 480px) {
  .skills-grid { grid-template-columns: 1fr; }
  .hero-btns .btn { flex: 1 1 100%; }
  .site-footer { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}