/*-----------------------------------*\
  style.css — Premium Portfolio v3
  Iyed Mbarki | Data Analyst
  — Magnetic interactions, fluid morphs,
    glassmorphism depth, cinematic reveals,
    aurora waves, parallax depth scroll
\*-----------------------------------*/

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;1,9..40,300&display=swap');

/* ============================================================
   CUSTOM PROPERTIES
============================================================ */

:root {
  --bg-deep:        hsl(222, 47%, 3%);
  --bg-dark:        hsl(222, 40%, 6%);
  --bg-card:        hsl(220, 35%, 9%);
  --bg-card-2:      hsl(220, 30%, 12%);
  --bg-card-3:      hsl(220, 28%, 15%);
  --border:         hsl(220, 30%, 16%);
  --border-light:   hsl(220, 25%, 22%);

  --accent:         hsl(210, 100%, 62%);
  --accent-glow:    hsla(210, 100%, 62%, 0.25);
  --accent-glow-strong: hsla(210, 100%, 62%, 0.45);
  --accent-dim:     hsla(210, 100%, 62%, 0.08);
  --accent-2:       hsl(258, 78%, 68%);
  --accent-3:       hsl(160, 84%, 49%);

  --text-primary:   hsl(210, 20%, 96%);
  --text-secondary: hsl(210, 15%, 68%);
  --text-muted:     hsl(210, 10%, 44%);

  --white:          hsl(0, 0%, 100%);
  --jet:            hsl(220, 25%, 18%);

  --sidebar-w:       300px;
  --sidebar-w-large: 320px;

  --ff-display: 'Syne', sans-serif;
  --ff-body:    'DM Sans', sans-serif;

  --fs-1: 24px;
  --fs-2: 18px;
  --fs-3: 17px;
  --fs-4: 16px;
  --fs-5: 15px;
  --fs-6: 14px;
  --fs-7: 13px;
  --fs-8: 11px;

  --fw-300: 300;
  --fw-400: 400;
  --fw-500: 500;
  --fw-600: 600;
  --fw-700: 700;
  --fw-800: 800;

  --shadow-1: 0 4px 20px hsla(210, 80%, 3%, 0.6);
  --shadow-2: 0 8px 36px hsla(210, 80%, 3%, 0.55);
  --shadow-3: 0 20px 56px hsla(210, 80%, 3%, 0.6);
  --shadow-glow: 0 0 40px var(--accent-glow);
  --shadow-card-hover: 0 24px 64px hsla(210, 80%, 3%, 0.7), 0 0 0 1px var(--accent-dim);

  --ease:         cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-out:     cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring:  cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-in-out:  cubic-bezier(0.65, 0, 0.35, 1);

  --transition-1: 0.22s var(--ease);
  --transition-2: 0.45s var(--ease);
  --transition-3: 0.7s var(--ease);
  --transition-spring: 0.5s var(--ease-spring);
}

/* ============================================================
   RESET
============================================================ */

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

html {
  font-family: var(--ff-body);
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}

body {
  background: var(--bg-deep);
  color: var(--text-primary);
  overflow-x: hidden;
  cursor: none;
}

a { text-decoration: none; color: inherit; }
li { list-style: none; }
img, ion-icon, a, button, time, span { display: block; }

button { font: inherit; background: none; border: none; text-align: left; cursor: none; }
input, textarea { display: block; width: 100%; background: none; font: inherit; }

::selection { background: var(--accent); color: var(--bg-deep); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
strong { color: var(--text-primary); font-weight: var(--fw-600); }

/* ============================================================
   BACKGROUND CANVAS
   — Now shows aurora waves + constellation at 0.65 opacity
============================================================ */

#bg-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.65; /* bumped from 0.45 so aurora waves read clearly */
}

/* ============================================================
   NOISE OVERLAY
============================================================ */

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 180px;
  opacity: 0.5;
}

/* ============================================================
   AMBIENT ORBS — original single orb (CSS-driven)
   The JS parallax depth scroll adds more dynamic ones
============================================================ */

body::after {
  content: "";
  position: fixed;
  top: -20vh;
  right: -10vw;
  width: 60vw;
  height: 60vw;
  max-width: 900px;
  max-height: 900px;
  background: radial-gradient(circle, hsla(210,100%,62%,0.04) 0%, transparent 65%);
  pointer-events: none;
  z-index: 0;
  animation: orbDrift 18s ease-in-out infinite alternate;
}

@keyframes orbDrift {
  0%   { transform: translate(0, 0) scale(1); }
  33%  { transform: translate(-5%, 8%) scale(1.05); }
  66%  { transform: translate(8%, -5%) scale(0.97); }
  100% { transform: translate(-3%, 4%) scale(1.03); }
}

/* ============================================================
   CUSTOM CURSOR — magnetic, morphing
============================================================ */

.cursor {
  position: fixed;
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: width 0.25s var(--ease-spring), height 0.25s var(--ease-spring), background 0.2s, opacity 0.2s;
  mix-blend-mode: screen;
  will-change: left, top;
}

.cursor-follower {
  position: fixed;
  width: 32px;
  height: 32px;
  border: 1px solid hsla(210, 100%, 62%, 0.55);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: width 0.35s var(--ease-spring), height 0.35s var(--ease-spring), opacity 0.3s, border-color 0.3s;
  will-change: left, top;
}

.cursor.hover         { width: 12px; height: 12px; background: var(--accent-2); }
.cursor-follower.hover { width: 52px; height: 52px; border-color: hsla(258,78%,68%,0.4); opacity: 0.35; }

.cursor.click          { width: 18px; height: 18px; opacity: 0.7; }
.cursor-follower.click { width: 24px; height: 24px; }

/* ============================================================
   CURSOR SPARK TRAIL
============================================================ */

.spark {
  position: fixed;
  pointer-events: none;
  z-index: 9997;
  border-radius: 50%;
  transform: translate(-50%, -50%) scale(1);
  animation: sparkFade 0.6s var(--ease-out) forwards;
  will-change: transform, opacity;
}

@keyframes sparkFade {
  0%   { opacity: 0.9; transform: translate(-50%, -50%) scale(1); }
  60%  { opacity: 0.4; }
  100% { opacity: 0; transform: translate(-50%, -50%) scale(0) translateY(-10px); }
}

/* ============================================================
   LOADER — cinematic reveal
============================================================ */

.loader {
  position: fixed;
  inset: 0;
  background: var(--bg-deep);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.loader::before {
  content: "";
  position: absolute;
  inset: 0;
  background: conic-gradient(from 0deg at 50% 120%, transparent 0deg, hsla(210,100%,62%,0.05) 60deg, transparent 120deg);
  animation: loaderConic 2s linear infinite;
}

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

.loader.hidden {
  animation: loaderExit 0.8s var(--ease-in-out) forwards;
}

@keyframes loaderExit {
  0%   { opacity: 1; clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%); }
  100% { opacity: 0; clip-path: polygon(0 0, 100% 0, 100% 0%, 0 0%); visibility: hidden; pointer-events: none; }
}

.loader-inner { text-align: center; position: relative; z-index: 1; }

.loader-name {
  font-family: var(--ff-display);
  font-size: clamp(40px, 8vw, 60px);
  font-weight: var(--fw-800);
  letter-spacing: -2px;
  color: var(--text-primary);
  margin-bottom: 28px;
  line-height: 1;
  animation: nameReveal 0.8s var(--ease-out) 0.2s both;
}

@keyframes nameReveal {
  from { opacity: 0; transform: translateY(30px) skewY(3deg); filter: blur(8px); }
  to   { opacity: 1; transform: none; filter: blur(0); }
}

.lo-accent {
  color: transparent;
  -webkit-text-stroke: 1.5px var(--accent);
}

.loader-bar {
  width: 200px;
  height: 1px;
  background: var(--border);
  border-radius: 10px;
  overflow: hidden;
  margin: 0 auto 20px;
}

.loader-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2), var(--accent-3));
  background-size: 200% 100%;
  border-radius: 10px;
  animation: loadBar 1.4s var(--ease-out) forwards, shimmer 1.4s linear forwards;
}

@keyframes loadBar { from { width: 0; } to { width: 100%; } }
@keyframes shimmer { 0% { background-position: 100% 0; } 100% { background-position: 0 0; } }

.loader-text {
  font-size: var(--fs-8);
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--text-muted);
  animation: pulse 1s ease-in-out infinite alternate;
}

@keyframes pulse { from { opacity: 0.2; } to { opacity: 0.8; } }

/* ============================================================
   SITE NAME
============================================================ */

.site-name {
  position: fixed;
  top: 20px;
  left: 20px;
  padding: 10px 18px;
  background: hsla(222, 47%, 6%, 0.7);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text-primary);
  font-family: var(--ff-display);
  font-size: var(--fs-6);
  font-weight: var(--fw-700);
  letter-spacing: 1.5px;
  box-shadow: var(--shadow-1), inset 0 1px 0 hsla(0,0%,100%,0.04);
  z-index: 9000;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition-2);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
}

.site-name:hover {
  border-color: hsla(210,100%,62%,0.5);
  color: var(--accent);
  box-shadow: var(--shadow-glow), inset 0 1px 0 hsla(0,0%,100%,0.06);
  transform: translateY(-2px);
}

.logo-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent), 0 0 20px var(--accent-glow);
  animation: blinkDot 2.5s ease-in-out infinite;
}

@keyframes blinkDot {
  0%, 100% { opacity: 1; transform: scale(1); box-shadow: 0 0 8px var(--accent), 0 0 20px var(--accent-glow); }
  50%       { opacity: 0.3; transform: scale(0.5); box-shadow: none; }
}

/* ============================================================
   REVEAL ANIMATIONS — staggered cinematic
============================================================ */

.reveal-up, .reveal-left, .reveal-right, .reveal-scale {
  opacity: 0;
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out), filter 0.9s;
  transition-delay: var(--delay, 0s);
  will-change: opacity, transform;
}

.reveal-up    { transform: translateY(40px); filter: blur(4px); }
.reveal-left  { transform: translateX(-40px); filter: blur(4px); }
.reveal-right { transform: translateX(40px); filter: blur(4px); }
.reveal-scale { transform: scale(0.92); filter: blur(6px); }

.reveal-up.visible,
.reveal-left.visible,
.reveal-right.visible,
.reveal-scale.visible { opacity: 1; transform: none; filter: blur(0); }

/* ============================================================
   MAIN LAYOUT
============================================================ */

main {
  position: relative;
  z-index: 1;
  margin: 15px 12px;
  margin-bottom: 75px;
  min-width: 259px;
}

/* ============================================================
   SIDEBAR — glass morphism, fluid expand
============================================================ */

.sidebar {
  background: hsla(220, 35%, 9%, 0.85);
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 18px;
  box-shadow: var(--shadow-2), inset 0 1px 0 hsla(0,0%,100%,0.04);
  backdrop-filter: blur(24px) saturate(1.5);
  -webkit-backdrop-filter: blur(24px) saturate(1.5);
  margin-bottom: 15px;
  max-height: 116px;
  overflow: hidden;
  transition: max-height 0.7s var(--ease-out), box-shadow 0.3s;
  z-index: 1;
  position: relative;
}

.sidebar.active { max-height: 500px; box-shadow: var(--shadow-3), 0 0 0 1px var(--accent-dim); }

.sidebar-info {
  position: relative;
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Avatar */
.avatar-box {
  background: linear-gradient(135deg, var(--accent-dim), var(--border));
  border-radius: 20px;
  position: relative;
  overflow: visible;
  flex-shrink: 0;
}

.avatar-box img {
  border-radius: 18px;
  display: block;
  transition: transform 0.5s var(--ease-spring);
}

.avatar-box:hover img { transform: scale(1.04) translateY(-2px); }

.avatar-ring {
  position: absolute;
  inset: -3px;
  border-radius: 23px;
  background: conic-gradient(var(--accent) 0deg, var(--accent-2) 120deg, var(--accent-3) 240deg, var(--accent) 360deg);
  z-index: -1;
  animation: spinRing 6s linear infinite;
  opacity: 0.8;
}

.avatar-glow {
  position: absolute;
  inset: -14px;
  border-radius: 32px;
  background: radial-gradient(circle, var(--accent-glow), transparent 65%);
  z-index: -2;
  animation: glowPulse 3.5s ease-in-out infinite;
}

@keyframes spinRing {
  0%   { transform: rotate(0deg); opacity: 0.8; }
  50%  { opacity: 1; }
  100% { transform: rotate(360deg); opacity: 0.8; }
}

@keyframes glowPulse {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50%      { opacity: 0.9; transform: scale(1.12); }
}

.info-content .name {
  color: var(--text-primary);
  font-family: var(--ff-display);
  font-size: var(--fs-3);
  font-weight: var(--fw-700);
  letter-spacing: -0.5px;
  margin-bottom: 8px;
  white-space: nowrap;
}

.info-content .title {
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid hsla(210,100%,62%,0.25);
  font-size: var(--fs-8);
  font-weight: var(--fw-600);
  width: max-content;
  padding: 4px 12px;
  border-radius: 20px;
  letter-spacing: 0.5px;
}

.info_more-btn {
  position: absolute;
  top: -18px; right: -18px;
  border-radius: 0 15px;
  font-size: 13px;
  color: var(--accent);
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  padding: 10px;
  box-shadow: var(--shadow-1);
  transition: var(--transition-2);
  cursor: none;
  overflow: hidden;
}

.info_more-btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--accent);
  opacity: 0;
  transition: opacity 0.3s;
}

.info_more-btn:hover { border-color: var(--accent); }
.info_more-btn:hover::before { opacity: 0.1; }
.info_more-btn span { display: none; }

.sidebar-info_more { opacity: 0; visibility: hidden; transition: opacity 0.4s var(--ease), transform 0.4s var(--ease); transform: translateY(10px); }
.sidebar.active .sidebar-info_more { opacity: 1; visibility: visible; transform: translateY(0); }

.separator {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
  margin: 18px 0;
}

.contacts-list { display: grid; grid-template-columns: 1fr; gap: 14px; }

.contact-item {
  display: flex;
  align-items: center;
  gap: 14px;
  transition: transform 0.3s var(--ease-spring);
}

.contact-item:hover { transform: translateX(6px); }

.icon-box {
  width: 34px; height: 34px;
  border-radius: 9px;
  background: var(--accent-dim);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 16px;
  color: var(--accent);
  flex-shrink: 0;
  transition: var(--transition-2);
}

.contact-item:hover .icon-box {
  background: var(--accent);
  color: var(--bg-deep);
  border-color: var(--accent);
  box-shadow: 0 4px 14px var(--accent-glow);
  transform: rotate(-8deg) scale(1.1);
}

.contact-title { color: var(--text-muted); font-size: var(--fs-8); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 2px; }
.contact-info :is(.contact-link, time, address) { color: var(--text-secondary); font-size: var(--fs-7); transition: color 0.2s; }
.contact-info address { font-style: normal; }
.contact-link:hover { color: var(--accent); }

.social-list { display: flex; gap: 10px; padding-left: 2px; }

.social-link {
  width: 38px; height: 38px;
  border-radius: 11px;
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-muted);
  font-size: 18px;
  transition: transform 0.35s var(--ease-spring), background 0.25s, border-color 0.25s, color 0.25s, box-shadow 0.35s;
  position: relative;
  overflow: hidden;
}

.social-link::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--accent);
  opacity: 0;
  transition: opacity 0.25s;
}

.social-link:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-5px) scale(1.08) rotate(-5deg);
  box-shadow: 0 12px 28px var(--accent-glow);
}

/* ============================================================
   NAVBAR — glassy, floating
============================================================ */

.navbar {
  position: fixed;
  bottom: 0; left: 0;
  width: 100%;
  background: hsla(222, 47%, 5%, 0.8);
  backdrop-filter: blur(24px) saturate(1.5);
  -webkit-backdrop-filter: blur(24px) saturate(1.5);
  border: 1px solid var(--border);
  border-bottom: none;
  border-radius: 16px 16px 0 0;
  box-shadow: var(--shadow-3), inset 0 1px 0 hsla(0,0%,100%,0.04);
  z-index: 8000;
}

.navbar-list {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 0 10px;
  gap: 2px;
}

.navbar-link {
  color: var(--text-muted);
  font-family: var(--ff-display);
  font-size: var(--fs-8);
  font-weight: var(--fw-600);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 15px 13px 11px;
  position: relative;
  transition: color 0.25s;
}

.navbar-link:hover { color: var(--text-secondary); }
.navbar-link.active { color: var(--accent); }

.navbar-link::after {
  content: "";
  position: absolute;
  bottom: 0; left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 70%; height: 2px;
  background: linear-gradient(90deg, var(--accent-2), var(--accent), var(--accent-3));
  background-size: 200% 100%;
  border-radius: 2px 2px 0 0;
  transition: transform 0.35s var(--ease-spring);
  animation: gradientShift 3s linear infinite;
}

.navbar-link.active::after,
.navbar-link:hover::after { transform: translateX(-50%) scaleX(1); }

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

/* ============================================================
   SECTION COMMON
============================================================ */

.section {
  min-height: 100vh;
  padding: 70px 20px 100px;
  scroll-margin-top: 80px;
}

.section-header { margin-bottom: 48px; }

.section-eyebrow {
  display: inline-block;
  font-family: var(--ff-display);
  font-size: var(--fs-8);
  font-weight: var(--fw-700);
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
  position: relative;
  padding-left: 26px;
}

.section-eyebrow::before {
  content: "";
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 16px; height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  animation: eyebrowPulse 2s ease-in-out infinite;
}

@keyframes eyebrowPulse { 0%, 100% { width: 16px; opacity: 1; } 50% { width: 22px; opacity: 0.7; } }

.h2, .h3, .h4 { font-family: var(--ff-display); color: var(--text-primary); }
.h2 { font-size: var(--fs-1); font-weight: var(--fw-700); }
.h3 { font-size: var(--fs-2); font-weight: var(--fw-600); }
.h4 { font-size: var(--fs-4); font-weight: var(--fw-600); }

.article-title {
  position: relative;
  padding-bottom: 14px;
  margin-bottom: 8px;
  overflow: hidden;
}

.article-title em { color: var(--accent); font-style: normal; }

.article-title::after {
  content: "";
  position: absolute;
  bottom: 0; left: 0;
  width: 44px; height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border-radius: 2px;
  box-shadow: 0 0 12px var(--accent-glow);
  animation: lineExpand 2s ease-in-out infinite alternate;
}

@keyframes lineExpand { from { width: 44px; opacity: 0.8; } to { width: 60px; opacity: 1; } }

/* ============================================================
   HOME SECTION
============================================================ */

.home-section {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 44px;
}

.home-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: var(--fs-7);
  color: var(--text-secondary);
  background: hsla(220, 35%, 12%, 0.9);
  border: 1px solid var(--border);
  border-radius: 30px;
  padding: 7px 18px;
  width: fit-content;
  margin-bottom: 22px;
  backdrop-filter: blur(12px);
}

.eyebrow-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 8px #22c55e, 0 0 20px rgba(34,197,94,0.3);
  animation: blinkDot 2s ease-in-out infinite;
}

.home-title {
  font-family: var(--ff-display);
  font-size: clamp(34px, 7vw, 66px);
  font-weight: var(--fw-800);
  line-height: 1.05;
  letter-spacing: -2px;
  margin-bottom: 18px;
}

.title-line { display: block; }

.title-line.accent {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 50%, var(--accent-3) 100%);
  background-size: 200% 100%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: titleGradientFlow 4s ease-in-out infinite alternate;
}

@keyframes titleGradientFlow {
  0%   { background-position: 0 0; }
  100% { background-position: 100% 0; }
}

.home-subtitle { font-size: var(--fs-4); color: var(--text-secondary); margin-bottom: 20px; font-weight: var(--fw-400); }

.home-text {
  color: var(--text-secondary);
  font-size: var(--fs-5);
  max-width: 520px;
  line-height: 1.9;
  margin-bottom: 34px;
}

.home-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 40px; }

/* ---- Buttons — magnetic hover ---- */

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  background: linear-gradient(135deg, var(--accent), hsl(220, 100%, 52%));
  color: var(--bg-deep);
  font-family: var(--ff-display);
  font-size: var(--fs-7);
  font-weight: var(--fw-700);
  border-radius: 12px;
  transition: transform 0.35s var(--ease-spring), box-shadow 0.35s;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 20px var(--accent-glow);
  letter-spacing: 0.3px;
}

.btn-primary::before {
  content: "";
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, hsla(0,0%,100%,0.2), transparent);
  transition: left 0.5s var(--ease);
}

.btn-primary:hover {
  transform: translateY(-4px) scale(1.03);
  box-shadow: 0 20px 48px var(--accent-glow-strong);
}
.btn-primary:hover::before { left: 100%; }
.btn-primary:active { transform: translateY(-1px) scale(0.99); }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: hsla(220, 35%, 12%, 0.8);
  color: var(--text-primary);
  font-family: var(--ff-display);
  font-size: var(--fs-7);
  font-weight: var(--fw-600);
  border: 1px solid var(--border);
  border-radius: 12px;
  transition: transform 0.35s var(--ease-spring), box-shadow 0.35s, background 0.25s, border-color 0.25s, color 0.25s;
  backdrop-filter: blur(12px);
  position: relative;
  overflow: hidden;
}

.btn-secondary::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--accent-dim);
  opacity: 0;
  transition: opacity 0.3s;
}

.btn-secondary:hover {
  border-color: hsla(210,100%,62%,0.5);
  color: var(--accent);
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 12px 32px var(--accent-glow);
}
.btn-secondary:hover::before { opacity: 1; }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  color: var(--text-secondary);
  font-family: var(--ff-display);
  font-size: var(--fs-7);
  font-weight: var(--fw-600);
  border-radius: 12px;
  border: 1px solid var(--border-light);
  background: transparent;
  transition: transform 0.35s var(--ease-spring), background 0.25s, border-color 0.25s, color 0.25s, box-shadow 0.35s;
  position: relative;
  overflow: hidden;
}

.btn-ghost::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent-dim), hsla(258,78%,68%,0.06));
  opacity: 0;
  transition: opacity 0.3s;
}

.btn-ghost:hover {
  color: var(--accent);
  border-color: hsla(210,100%,62%,0.45);
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 10px 28px var(--accent-glow);
}

.btn-ghost:hover::before { opacity: 1; }

/* ---- Home Hero Row ---- */
.home-hero-row {
  display: flex;
  flex-direction: column;
  gap: 32px;
  margin-bottom: 32px;
}

/* ---- Mini Dashboard ---- */
.home-dashboard {
  background: hsla(220, 35%, 9%, 0.9);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 24px;
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s, box-shadow 0.4s, transform 0.4s var(--ease-spring);
  backdrop-filter: blur(16px);
}

.home-dashboard::before {
  content: "";
  position: absolute;
  top: -80px; right: -80px;
  width: 200px; height: 200px;
  background: radial-gradient(circle, hsla(210,100%,62%,0.06), transparent 65%);
  pointer-events: none;
  animation: dashOrb1 8s ease-in-out infinite alternate;
}

.home-dashboard::after {
  content: "";
  position: absolute;
  bottom: -60px; left: -60px;
  width: 160px; height: 160px;
  background: radial-gradient(circle, hsla(258,78%,68%,0.07), transparent 65%);
  pointer-events: none;
  animation: dashOrb2 10s ease-in-out infinite alternate;
}

@keyframes dashOrb1 { 0% { transform: translate(0, 0); } 100% { transform: translate(-20px, 20px); } }
@keyframes dashOrb2 { 0% { transform: translate(0, 0); } 100% { transform: translate(20px, -20px); } }

.home-dashboard:hover {
  border-color: hsla(210,100%,62%,0.3);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-5px);
}

.dashboard-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 22px;
}

.dashboard-title {
  font-family: var(--ff-display);
  font-size: var(--fs-6);
  font-weight: var(--fw-700);
  color: var(--text-primary);
}

.dashboard-live {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-8);
  color: #22c55e;
  font-weight: var(--fw-600);
  background: rgba(34,197,94,0.08);
  border: 1px solid rgba(34,197,94,0.25);
  padding: 4px 10px;
  border-radius: 20px;
}

.live-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 8px #22c55e;
  animation: livePulse 1.8s ease-in-out infinite;
}

@keyframes livePulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 8px #22c55e; }
  50%       { opacity: 0.3; box-shadow: none; }
}

.kpi-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 24px;
}

.kpi-card {
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px 8px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  transition: transform 0.1s linear, border-color 0.25s, box-shadow 0.25s, background 0.25s;
  cursor: none;
  position: relative;
  overflow: hidden;
  transform-style: preserve-3d;
}

.kpi-card::before {
  content: "";
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.kpi-card:hover {
  border-color: hsla(210,100%,62%,0.35);
  box-shadow: 0 16px 40px var(--accent-glow), inset 0 0 30px var(--accent-dim);
  background: hsla(220, 30%, 15%, 0.9);
}

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

.kpi-num {
  font-family: var(--ff-display);
  font-size: 26px;
  font-weight: var(--fw-800);
  color: var(--accent);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.kpi-plus {
  font-family: var(--ff-display);
  font-size: 16px;
  font-weight: var(--fw-700);
  color: var(--accent);
}

.kpi-label {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-top: 3px;
}

.dash-skill-bars { display: flex; flex-direction: column; gap: 14px; }

.dash-skill-top {
  display: flex;
  justify-content: space-between;
  margin-bottom: 6px;
  font-size: var(--fs-8);
  color: var(--text-secondary);
  font-weight: var(--fw-500);
}

.dash-pct { color: var(--text-muted); }

.dash-bar-track {
  height: 6px;
  background: var(--border);
  border-radius: 10px;
  overflow: hidden;
  position: relative;
}

.dash-bar-fill {
  height: 100%;
  width: var(--w, 50%);
  background: linear-gradient(90deg, var(--color, var(--accent)), color-mix(in srgb, var(--color, var(--accent)) 70%, white));
  border-radius: 10px;
  animation: barReveal 1.6s var(--ease-out) backwards;
  position: relative;
}

.dash-bar-fill::after {
  content: "";
  position: absolute;
  right: 0; top: 0; bottom: 0;
  width: 20px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4));
  animation: barShimmer 2s ease-in-out infinite;
  animation-delay: var(--shimmer-delay, 0s);
}

@keyframes barReveal  { from { width: 0; } }
@keyframes barShimmer { 0%, 100% { opacity: 0; } 50% { opacity: 1; } }

.dash-skill:nth-child(1) .dash-bar-fill { animation-delay: 1.6s;  --shimmer-delay: 1.6s; }
.dash-skill:nth-child(2) .dash-bar-fill { animation-delay: 1.85s; --shimmer-delay: 1.85s; }
.dash-skill:nth-child(3) .dash-bar-fill { animation-delay: 2.1s;  --shimmer-delay: 2.1s; }
.dash-skill:nth-child(4) .dash-bar-fill { animation-delay: 2.35s; --shimmer-delay: 2.35s; }

/* ---- Bottom Row ---- */
.home-bottom-row {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.tech-strip {
  background: hsla(220, 35%, 9%, 0.85);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  backdrop-filter: blur(16px);
  transition: border-color 0.3s, box-shadow 0.3s;
}

.tech-strip:hover { border-color: var(--border-light); box-shadow: var(--shadow-1); }

.tech-strip-label {
  font-family: var(--ff-display);
  font-size: var(--fs-8);
  font-weight: var(--fw-700);
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--text-muted);
  flex-shrink: 0;
}

.tech-pills { display: flex; flex-wrap: wrap; gap: 8px; }

.tech-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 13px;
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: var(--fs-8);
  color: var(--text-secondary);
  font-weight: var(--fw-500);
  transition: transform 0.3s var(--ease-spring), background 0.25s, border-color 0.25s, color 0.25s, box-shadow 0.3s;
  cursor: none;
  position: relative;
}

.tech-pill img { display: inline; width: 14px; height: 14px; object-fit: contain; }

.tech-pill:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 8px 20px var(--accent-glow);
}

.activity-cards {
  display: flex;
  flex-direction: row;
  gap: 12px;
  flex-wrap: nowrap;
  width: 100%;
}

.activity-card {
  background: hsla(220, 35%, 9%, 0.85);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 10px 22px 18px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  text-align: center;
  gap: 10px;
  transition: transform 0.4s var(--ease-spring), border-color 0.3s, box-shadow 0.4s;
  flex: 1;
  min-width: 0;
  min-height: 160px;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(12px);
}

.activity-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transform: scaleX(0);
  transition: transform 0.4s var(--ease-out), opacity 0.3s;
}

.activity-card::after {
  content: "";
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 40px;
  background: linear-gradient(to top, var(--accent-dim), transparent);
  opacity: 0;
  transition: opacity 0.4s;
}

.activity-card:hover {
  border-color: hsla(210,100%,62%,0.25);
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 24px 56px var(--accent-glow), var(--shadow-card-hover);
}

.activity-card:hover::before { transform: scaleX(1); opacity: 1; }
.activity-card:hover::after  { opacity: 1; }

.ac-icon {
  width: 48px; height: 48px;
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
  transition: transform 0.4s var(--ease-spring), filter 0.3s;
}

.activity-card:hover .ac-icon { transform: scale(1.15) rotate(-8deg) translateY(-2px); filter: drop-shadow(0 4px 12px var(--accent-glow)); }

.ac-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
  align-items: center;
  width: 100%;
}

.ac-title {
  font-size: var(--fs-8);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
}

.ac-sub {
  font-size: var(--fs-7);
  color: var(--text-primary);
  font-weight: var(--fw-600);
  white-space: nowrap;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ============================================================
   ABOUT SECTION
============================================================ */

.about-grid {
  display: flex;
  flex-direction: column;
  gap: 40px;
  margin-bottom: 60px;
}

.about-text {
  padding: 28px;
  background: hsla(220, 35%, 9%, 0.8);
  border: 1px solid var(--border);
  border-left: 2px solid var(--accent);
  border-radius: 20px;
  backdrop-filter: blur(16px);
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.about-text::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: linear-gradient(135deg, hsla(210,100%,62%,0.03), transparent 50%);
  pointer-events: none;
}

.about-text:hover { box-shadow: var(--shadow-2), inset 0 0 40px hsla(210,100%,62%,0.03); }

.service {
  background: hsla(220, 35%, 9%, 0.8);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 28px;
  backdrop-filter: blur(16px);
}

.about-text p { margin-bottom: 20px; line-height: 1.85; }
.about-text strong { color: var(--accent); font-weight: var(--fw-600); }

.service-title { margin-bottom: 26px; }

/* Service list */
.service-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.service-item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 24px;
  background: hsla(220, 35%, 9%, 0.8);
  border: 1px solid var(--border);
  border-radius: 18px;
  transition: transform 0.1s linear, border-color 0.3s, box-shadow 0.3s;
  position: relative;
  overflow: hidden;
  transform-style: preserve-3d;
  backdrop-filter: blur(12px);
}

.service-item::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), var(--accent-2), var(--accent-3));
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.45s var(--ease-out);
}

.service-item::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 80% 50%, var(--accent-dim), transparent 60%);
  opacity: 0;
  transition: opacity 0.45s;
  pointer-events: none;
}

.service-item:hover {
  border-color: hsla(210,100%,62%,0.25);
  box-shadow: var(--shadow-card-hover);
}

.service-item:hover::before { transform: scaleY(1); }
.service-item:hover::after  { opacity: 1; }

.service-icon-box {
  width: 52px; height: 52px;
  border-radius: 14px;
  background: var(--accent-dim);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  overflow: hidden;
  transition: background 0.3s, border-color 0.3s, transform 0.4s var(--ease-spring), box-shadow 0.3s;
}

.service-item:hover .service-icon-box {
  background: var(--accent);
  border-color: var(--accent);
  transform: scale(1.08) rotate(-6deg);
  box-shadow: 0 8px 24px var(--accent-glow);
}

.service-icon-box img { width: 32px; height: 32px; object-fit: contain; }
.service-item-title { margin-bottom: 6px; font-size: var(--fs-5); }
.service-item-text  { color: var(--text-muted); font-size: var(--fs-7); line-height: 1.7; }

/* ---- Tools list — 3D tilt cards ---- */
.tools-section { margin-top: 20px; }
.testimonials-title { margin-bottom: 26px; }

.tools-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.tool-card {
  background: hsla(220, 35%, 9%, 0.85);
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 30px 24px;
  text-align: center;
  transition: border-color 0.3s, box-shadow 0.3s;
  cursor: none;
  position: relative;
  overflow: hidden;
  transform-style: preserve-3d;
  will-change: transform;
  backdrop-filter: blur(16px);
}

.tool-card-glow {
  position: absolute;
  inset: -1px;
  border-radius: 22px;
  background: radial-gradient(
    circle at var(--mx, 50%) var(--my, 50%),
    hsla(210,100%,62%,0.1) 0%,
    transparent 60%
  );
  opacity: 0;
  transition: opacity 0.35s;
  pointer-events: none;
}

.tool-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-dim), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.tool-card:hover { border-color: hsla(210,100%,62%,0.4); box-shadow: var(--shadow-card-hover); }
.tool-card:hover .tool-card-glow { opacity: 1; }
.tool-card:hover::before { opacity: 1; }

.tool-img-box {
  width: 70px; height: 70px;
  border-radius: 20px;
  background: var(--accent-dim);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 18px;
  overflow: hidden;
  transition: background 0.3s, border-color 0.3s, transform 0.45s var(--ease-spring), box-shadow 0.35s;
}

.tool-card:hover .tool-img-box {
  background: hsla(210,100%,62%,0.15);
  border-color: var(--accent);
  transform: scale(1.12) rotateY(8deg) translateY(-4px);
  box-shadow: 0 12px 30px var(--accent-glow);
}

.tool-img-box img { width: 40px; height: 40px; object-fit: contain; }

.tool-name {
  font-family: var(--ff-display);
  font-size: var(--fs-4);
  font-weight: var(--fw-700);
  color: var(--text-primary);
  margin-bottom: 10px;
  transition: color 0.25s;
}

.tool-card:hover .tool-name { color: var(--accent); }

.tool-desc { font-size: var(--fs-7); color: var(--text-muted); line-height: 1.65; }

/* ============================================================
   PROJECTS
============================================================ */

.filter-list {
  display: none;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.filter-btn {
  padding: 9px 20px;
  border-radius: 22px;
  background: hsla(220, 35%, 9%, 0.8);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-family: var(--ff-display);
  font-size: var(--fs-8);
  font-weight: var(--fw-600);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  transition: transform 0.3s var(--ease-spring), background 0.25s, border-color 0.25s, color 0.25s, box-shadow 0.3s;
  cursor: none;
  position: relative;
  overflow: hidden;
}

.filter-btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--accent);
  opacity: 0;
  transition: opacity 0.25s;
  z-index: -1;
}

.filter-btn:hover {
  color: var(--text-secondary);
  border-color: var(--border-light);
  transform: translateY(-3px);
  box-shadow: var(--shadow-1);
}

.filter-btn.active {
  background: linear-gradient(135deg, var(--accent), hsl(220,100%,52%));
  color: var(--bg-deep);
  border-color: transparent;
  box-shadow: 0 6px 24px var(--accent-glow);
  transform: translateY(-1px);
}

.filter-select-box { position: relative; margin-bottom: 30px; }

.filter-select {
  background: hsla(220, 35%, 9%, 0.8);
  color: var(--text-secondary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 14px 18px;
  border: 1px solid var(--border);
  border-radius: 14px;
  font-size: var(--fs-6);
  backdrop-filter: blur(12px);
}

.filter-select.active .select-icon { transform: rotate(180deg); }
.select-icon { transition: transform 0.3s var(--ease); }

.select-list {
  background: hsla(220, 35%, 9%, 0.95);
  backdrop-filter: blur(20px);
  position: absolute;
  top: calc(100% + 8px);
  width: 100%;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: 16px;
  z-index: 2;
  opacity: 0; visibility: hidden;
  transform: translateY(-10px) scale(0.97);
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease-out), visibility 0.25s;
  box-shadow: var(--shadow-3);
}

.filter-select.active + .select-list {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.select-item button {
  background: transparent;
  color: var(--text-secondary);
  font-size: var(--fs-6);
  width: 100%;
  padding: 10px 14px;
  border-radius: 10px;
  transition: background 0.2s, color 0.2s, transform 0.2s;
  cursor: none;
}

.select-item button:hover {
  background: var(--accent-dim);
  color: var(--accent);
  transform: translateX(4px);
}

.project-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.project-item { display: none; }

.project-item.active {
  display: block;
  animation: projectAppear 0.5s var(--ease-out) backwards;
}

@keyframes projectAppear {
  from { opacity: 0; transform: scale(0.93) translateY(20px); filter: blur(4px); }
  to   { opacity: 1; transform: none; filter: blur(0); }
}

.project-link { display: block; width: 100%; }

.project-img {
  position: relative;
  width: 100%; height: 220px;
  border-radius: 18px;
  overflow: hidden;
  margin-bottom: 18px;
}

.project-img::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, hsla(222,47%,3%,0.8), transparent 50%);
  z-index: 1;
  transition: opacity 0.4s;
  opacity: 0.4;
}

.project-link:hover .project-img::before { opacity: 0.85; }

.project-overlay { position: absolute; bottom: 14px; left: 14px; z-index: 2; }

.project-tag {
  font-size: var(--fs-8);
  font-family: var(--ff-display);
  font-weight: var(--fw-700);
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--bg-deep);
  background: linear-gradient(135deg, var(--accent), hsl(220,100%,52%));
  padding: 5px 12px;
  border-radius: 8px;
}

.project-item-icon-box {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%) scale(0.5) rotate(-10deg);
  width: 56px; height: 56px;
  background: var(--accent);
  color: var(--bg-deep);
  font-size: 24px;
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  opacity: 0;
  z-index: 2;
  transition: transform 0.45s var(--ease-spring), opacity 0.35s;
  box-shadow: 0 0 40px var(--accent-glow-strong);
}

.project-link:hover .project-item-icon-box {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1) rotate(0deg);
}

.project-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease), filter 0.5s;
  filter: saturate(0.9);
}

.project-link:hover .project-img img {
  transform: scale(1.12);
  filter: saturate(1.1);
}

.project-meta { padding: 0 4px; }

.project-title {
  font-family: var(--ff-display);
  color: var(--text-primary);
  font-size: var(--fs-4);
  font-weight: var(--fw-700);
  margin-bottom: 8px;
  transition: color 0.25s;
}

.project-link:hover .project-title { color: var(--accent); }

.project-description { color: var(--text-muted); font-size: var(--fs-7); line-height: 1.65; margin-bottom: 12px; }

.view-project {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-8);
  font-family: var(--ff-display);
  font-weight: var(--fw-700);
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--accent);
  transition: gap 0.3s var(--ease-spring), opacity 0.25s;
  opacity: 0.8;
}

.project-link:hover .view-project { gap: 14px; opacity: 1; }

/* ============================================================
   SKILLS
============================================================ */

#skills { padding-bottom: 30px; }

.skills-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.skill-cat {
  background: hsla(220, 35%, 9%, 0.85);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 26px;
  transition: transform 0.4s var(--ease-spring), border-color 0.3s, box-shadow 0.4s;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(16px);
}

.skill-cat::before {
  content: "";
  position: absolute;
  top: -60px; right: -60px;
  width: 120px; height: 120px;
  background: radial-gradient(circle, var(--accent-glow), transparent 65%);
  border-radius: 50%;
  opacity: 0;
  transition: opacity 0.4s, transform 0.4s;
}

.skill-cat::after {
  content: "";
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity 0.4s;
}

.skill-cat:hover {
  border-color: hsla(210,100%,62%,0.3);
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
}

.skill-cat:hover::before { opacity: 1; transform: translate(-10px, 10px); }
.skill-cat:hover::after  { opacity: 1; }

.sc-head { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }

.sc-ico {
  width: 42px; height: 42px;
  border-radius: 12px;
  background: var(--accent-dim);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 19px;
  flex-shrink: 0;
  transition: background 0.3s, transform 0.4s var(--ease-spring), border-color 0.3s, box-shadow 0.3s;
}

.skill-cat:hover .sc-ico {
  background: var(--accent);
  border-color: var(--accent);
  transform: rotate(-8deg) scale(1.12);
  box-shadow: 0 6px 18px var(--accent-glow);
}

.sc-name {
  font-family: var(--ff-display);
  color: var(--text-primary);
  font-size: var(--fs-5);
  font-weight: var(--fw-700);
}

.stags { display: flex; flex-wrap: wrap; gap: 8px; }

.stag {
  font-size: var(--fs-8);
  color: var(--text-muted);
  background: var(--bg-card-2);
  padding: 6px 13px;
  border-radius: 20px;
  border: 1px solid var(--border);
  transition: transform 0.3s var(--ease-spring), background 0.25s, border-color 0.25s, color 0.25s, box-shadow 0.3s;
  cursor: none;
  position: relative;
  overflow: hidden;
}

.stag.hi {
  color: var(--accent);
  border-color: hsla(210,100%,62%,0.3);
  background: var(--accent-dim);
}

.stag:hover {
  transform: translateY(-4px) scale(1.07);
  background: var(--accent);
  color: var(--bg-deep);
  border-color: var(--accent);
  box-shadow: 0 8px 20px var(--accent-glow);
}

/* ============================================================
   CONTACT
============================================================ */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 44px;
}

.form-title { margin-bottom: 26px; font-size: var(--fs-3); }

.input-wrapper {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.input-group { position: relative; margin-bottom: 18px; }

.form-input {
  color: var(--text-primary);
  font-size: var(--fs-6);
  padding: 15px 18px;
  background: hsla(220, 35%, 9%, 0.8);
  border: 1px solid var(--border);
  border-radius: 14px;
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s, background 0.3s;
  width: 100%;
  backdrop-filter: blur(12px);
}

.form-input::placeholder { color: var(--text-muted); }

.form-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-dim), 0 4px 20px var(--accent-glow);
  background: hsla(220, 35%, 11%, 0.9);
}

.form-input:focus:invalid { border-color: hsl(0,60%,55%); box-shadow: 0 0 0 4px hsla(0,60%,55%,0.1); }

textarea.form-input { min-height: 130px; max-height: 240px; resize: vertical; margin-bottom: 0; }

.form-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 32px;
  background: linear-gradient(135deg, var(--accent), hsl(220,100%,52%));
  color: var(--bg-deep);
  border-radius: 14px;
  font-family: var(--ff-display);
  font-size: var(--fs-6);
  font-weight: var(--fw-700);
  transition: transform 0.35s var(--ease-spring), box-shadow 0.35s;
  cursor: none;
  position: relative;
  overflow: hidden;
  width: 100%;
  max-width: 240px;
  box-shadow: 0 4px 20px var(--accent-glow);
}

.form-btn::before {
  content: "";
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, hsla(0,0%,100%,0.2), transparent);
  transition: left 0.5s var(--ease);
}

.form-btn:hover:not(:disabled) {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 20px 48px var(--accent-glow-strong);
}
.form-btn:hover::before { left: 100%; }
.form-btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-shine {
  position: absolute;
  top: 0; left: -100%;
  width: 60%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
  transform: skewX(-20deg);
  transition: left 0.55s var(--ease);
}

.form-btn:hover .btn-shine { left: 150%; }

.contact-extra h3 { font-family: var(--ff-display); margin-bottom: 22px; font-size: var(--fs-3); }

.contact-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 22px;
  background: hsla(220, 35%, 9%, 0.8);
  border: 1px solid var(--border);
  border-radius: 18px;
  margin-bottom: 14px;
  transition: transform 0.35s var(--ease-spring), border-color 0.3s, box-shadow 0.3s, background 0.3s;
  color: var(--text-secondary);
  backdrop-filter: blur(16px);
  position: relative;
  overflow: hidden;
}

.contact-card::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), var(--accent-2));
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.4s var(--ease-out);
}

.contact-card:hover {
  border-color: hsla(210,100%,62%,0.25);
  background: hsla(220, 35%, 11%, 0.9);
  transform: translateX(10px);
  box-shadow: var(--shadow-2);
}

.contact-card:hover::before { transform: scaleY(1); }

.cc-icon {
  font-size: 22px;
  width: 46px; height: 46px;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg-card-2);
  border-radius: 12px;
  border: 1px solid var(--border);
  flex-shrink: 0;
  transition: background 0.3s, border-color 0.3s, transform 0.4s var(--ease-spring);
}

.contact-card:hover .cc-icon {
  background: var(--accent-dim);
  border-color: var(--accent);
  transform: scale(1.08) rotate(-5deg);
}

.cc-text { flex: 1; display: flex; flex-direction: column; gap: 2px; }
.cc-label { font-size: var(--fs-8); color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; }
.cc-value { font-size: var(--fs-6); color: var(--text-primary); font-weight: var(--fw-500); }

.cc-arrow {
  color: var(--accent);
  font-size: 18px;
  opacity: 0;
  transform: translateX(-10px);
  transition: opacity 0.3s, transform 0.35s var(--ease-spring);
}

.contact-card:hover .cc-arrow { opacity: 1; transform: translateX(0); }

/* Modal */
.modal-container {
  position: fixed; inset: 0;
  display: flex; justify-content: center; align-items: center;
  z-index: 20;
  pointer-events: none; visibility: hidden;
}

.modal-container.active { pointer-events: all; visibility: visible; }

.overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.7);
  opacity: 0; visibility: hidden; pointer-events: none;
  z-index: 1;
  transition: opacity 0.35s var(--ease), visibility 0.35s;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.overlay.active { opacity: 1; visibility: visible; pointer-events: all; }

.testimonials-modal {
  background: hsla(220, 35%, 9%, 0.95);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 30px;
  margin: 20px;
  max-width: 480px;
  width: 100%;
  box-shadow: var(--shadow-3), 0 0 60px var(--accent-glow);
  transform: scale(0.85) translateY(24px);
  opacity: 0;
  transition: transform 0.45s var(--ease-spring), opacity 0.35s var(--ease);
  z-index: 2;
  position: relative;
  backdrop-filter: blur(24px);
}

.modal-container.active .testimonials-modal {
  transform: scale(1) translateY(0);
  opacity: 1;
}

.modal-close-btn {
  position: absolute; top: 18px; right: 18px;
  width: 34px; height: 34px;
  border-radius: 9px;
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-secondary);
  font-size: 18px;
  transition: transform 0.3s var(--ease-spring), background 0.25s, color 0.25s, border-color 0.25s;
  cursor: none;
}

.modal-close-btn:hover {
  background: var(--accent-dim);
  color: var(--accent);
  border-color: var(--accent);
  transform: rotate(90deg) scale(1.1);
}

/* ============================================================
   MORPHING TYPEWRITER TEXT
============================================================ */

.morph-text {
  display: inline-block;
  color: var(--accent);
  font-weight: var(--fw-600);
  position: relative;
  min-width: 2px;
}

.morph-text::after {
  content: "|";
  display: inline-block;
  color: var(--accent);
  margin-left: 2px;
  animation: cursorBlink 0.75s step-end infinite;
  opacity: 1;
  font-weight: var(--fw-300);
}

.morph-text.deleting::after { animation: cursorBlink 0.4s step-end infinite; }
.morph-text.paused::after   { animation: none; opacity: 1; }

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

.morph-char {
  display: inline-block;
  transition: opacity 0.08s ease, transform 0.08s ease, filter 0.08s ease;
}

.morph-char.glitch {
  opacity: 0;
  transform: translateY(-4px) scaleX(1.3);
  filter: blur(3px);
  color: var(--accent-2);
}

/* ============================================================
   SCROLLBAR
============================================================ */

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg-deep); }
::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* ============================================================
   FORM STATUS
============================================================ */

.form-status { margin-bottom: 12px; font-size: var(--fs-7); min-height: 20px; }

/* ============================================================
   RESPONSIVE — 580px
============================================================ */

@media (min-width: 580px) {
  :root {
    --fs-1: 32px; --fs-2: 22px; --fs-3: 20px;
    --fs-4: 18px; --fs-5: 15px; --fs-6: 14px;
    --fs-7: 14px; --fs-8: 12px;
  }

  main { margin-top: 60px; margin-bottom: 100px; }

  .sidebar { max-height: 186px; margin-bottom: 30px; }
  .sidebar.active { max-height: 620px; }
  .sidebar-info { gap: 24px; }
  .avatar-box img { width: 100px; }
  .info_more-btn { top: -30px; right: -30px; padding: 10px 16px; }
  .info_more-btn span { display: block; font-size: var(--fs-8); }
  .info_more-btn ion-icon { display: none; }

  .input-wrapper { grid-template-columns: 1fr 1fr; }
  .tools-list { grid-template-columns: repeat(4, 1fr); }
  .service-list { grid-template-columns: 1fr 1fr; }
}

/* ============================================================
   RESPONSIVE — 768px
============================================================ */

@media (min-width: 768px) {
  .filter-list { display: flex; }
  .filter-select-box { display: none; }

  .project-list { grid-template-columns: 1fr 1fr; }
  .skills-grid { grid-template-columns: 1fr 1fr; }
  .contacts-list { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr 1fr; }
  .about-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   RESPONSIVE — 900px
============================================================ */

@media (min-width: 900px) {
  .home-hero-row { flex-direction: row; align-items: flex-start; }
  .home-content { flex: 1; }
  .home-dashboard { width: 320px; }
  .home-bottom-row { flex-direction: row; align-items: flex-start; }
  .tech-strip { flex: 1; }
  .activity-cards { flex: 1; }
}

/* ============================================================
   RESPONSIVE — 1024px
============================================================ */

@media (min-width: 1024px) {
  main { margin-bottom: 60px; }
  .main-content { position: relative; width: max-content; margin: auto; }

  .navbar {
    position: fixed;
    bottom: auto;
    top: 24px;
    left: auto;
    right: 24px;
    width: max-content;
    border-radius: 18px;
    padding: 4px 8px;
    background: hsla(222, 47%, 5%, 0.72);
    border: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-2), inset 0 1px 0 hsla(0,0%,100%,0.04);
  }

  .navbar-list { gap: 2px; padding: 0 8px; }
  .service-list { grid-template-columns: 1fr 1fr; }
  .project-list { grid-template-columns: repeat(3, 1fr); }
  .skills-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ============================================================
   RESPONSIVE — 1250px — sidebar sticky
============================================================ */

@media (min-width: 1250px) {
  body::-webkit-scrollbar { width: 6px; }

  main {
    max-width: 1280px;
    margin-inline: auto;
    display: flex;
    justify-content: flex-start;
    align-items: flex-start;
    gap: 28px;
  }

  .sidebar {
    position: sticky;
    top: 80px;
    width: var(--sidebar-w-large);
    min-width: var(--sidebar-w-large);
    max-height: max-content;
    height: fit-content;
    margin-bottom: 0;
    padding: 28px 24px;
    flex-shrink: 0;
    overflow: visible;
  }

  .sidebar-info { flex-direction: column; text-align: center; }
  .avatar-box { margin: 0 auto 4px; }
  .avatar-box img { width: 120px; }
  .info-content .name { white-space: nowrap; text-align: center; }
  .info-content .title { margin: 0 auto; }
  .info_more-btn { display: none; }
  .sidebar-info_more { opacity: 1; visibility: visible; transform: none; }
  .contacts-list { grid-template-columns: 1fr; }
  .social-list { justify-content: center; padding-left: 0; }

  .main-content {
    flex: 1;
    min-width: 0;
    margin: 0;
    width: auto;
    max-width: none;
  }
}

/* ============================================================
   PAGE TRANSITION OVERLAY
============================================================ */

.page-transition {
  position: fixed;
  inset: 0;
  background: var(--bg-deep);
  z-index: 99999;
  pointer-events: none;
  clip-path: polygon(0 100%, 100% 100%, 100% 100%, 0 100%);
}

.page-transition.enter {
  animation: ptEnter 0.6s var(--ease-in-out) forwards;
}

.page-transition.leave {
  animation: ptLeave 0.6s var(--ease-in-out) 0.1s forwards;
}

@keyframes ptEnter {
  from { clip-path: polygon(0 100%, 100% 100%, 100% 100%, 0 100%); }
  to   { clip-path: polygon(0 0,    100% 0,    100% 100%, 0 100%); }
}

@keyframes ptLeave {
  from { clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%); }
  to   { clip-path: polygon(0 0, 100% 0, 100% 0,    0 0   ); }
}