/* ==========================================================================
   Muhammad Hussain — Portfolio Stylesheet
   Author: (portfolio template)
   Theme: premium dark navy + electric-blue / cyan glow, glassmorphism
   --------------------------------------------------------------------------
   TABLE OF CONTENTS
   01. Design tokens (CSS variables) + light theme
   02. Base / reset / accessibility helpers
   03. Typography & section headings
   04. Buttons
   05. Animated background (orbs, grid, canvas, mouse glow)
   06. Preloader
   07. Custom cursor
   08. Navigation
   09. Hero
   10. Reveal-on-scroll + glass utility
   11. About
   12. Skills
   13. Education timeline
   14. Services
   15. Projects + filters + modal
   16. Learning journey (roadmap)
   17. Why choose me
   18. Contact
   19. Footer
   20. Back-to-top + floating WhatsApp
   21. Responsive breakpoints
   22. Reduced motion
   ========================================================================== */

/* ============================ 01. TOKENS ============================ */
:root {
  /* Colour system — dark theme (default) */
  --bg:            #060a14;   /* deep near-black navy  */
  --bg-2:          #0b1220;   /* dark blue-gray        */
  --surface:       rgba(17, 27, 47, 0.55);
  --surface-2:     rgba(13, 21, 38, 0.75);
  --surface-solid: #0e1729;
  --border:        rgba(120, 160, 255, 0.14);
  --border-2:      rgba(120, 160, 255, 0.22);

  --primary:       #3a86ff;   /* electric blue */
  --primary-600:   #2f6bff;
  --secondary:     #22d3ee;   /* cyan */
  --accent-grad:   linear-gradient(135deg, #3a86ff 0%, #22d3ee 100%);
  --accent-grad-2: linear-gradient(120deg, #2f6bff 0%, #22d3ee 60%, #38f0d0 100%);

  --text:          #eaf0fb;   /* main text (white-ish) */
  --text-2:        #a7b6d4;   /* secondary light gray  */
  --muted:         #728098;   /* dim labels            */

  --ring:          rgba(58, 134, 255, 0.55);
  --glow-blue:     rgba(58, 134, 255, 0.35);
  --glow-cyan:     rgba(34, 211, 238, 0.30);

  /* Shape & motion */
  --radius:        18px;
  --radius-sm:     12px;
  --radius-lg:     26px;
  --shadow:        0 22px 55px rgba(2, 6, 20, 0.55);
  --shadow-sm:     0 10px 30px rgba(2, 6, 20, 0.40);
  --glow:          0 0 34px rgba(58, 134, 255, 0.30);
  --ease:          cubic-bezier(0.22, 1, 0.36, 1);
  --t-fast:        0.2s;
  --t:             0.35s;
  --t-slow:        0.6s;

  /* Typography */
  --font-head: 'Space Grotesk', 'Segoe UI', system-ui, sans-serif;
  --font-body: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;

  --nav-h: 72px;
  --container-max: 1200px;
}

/* Light theme overrides */
[data-theme="light"] {
  --bg:            #eef2fb;
  --bg-2:          #ffffff;
  --surface:       rgba(255, 255, 255, 0.72);
  --surface-2:     rgba(255, 255, 255, 0.85);
  --surface-solid: #ffffff;
  --border:        rgba(28, 52, 110, 0.12);
  --border-2:      rgba(28, 52, 110, 0.20);
  --text:          #0e1830;
  --text-2:        #3f4d6b;
  --muted:         #64748b;
  --shadow:        0 22px 55px rgba(30, 60, 130, 0.14);
  --shadow-sm:     0 10px 30px rgba(30, 60, 130, 0.10);
  --glow:          0 0 30px rgba(58, 134, 255, 0.22);
}

/* ============================ 02. BASE ============================ */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;   /* clip fixed/off-canvas elements at the viewport edge */
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  font-size: 1rem;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  position: relative;
  min-height: 100vh;
}

/* Prevent horizontal overflow globally */
html, body { max-width: 100%; }

img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: color var(--t-fast); }
ul { margin: 0; padding: 0; list-style: none; }
button { font-family: inherit; cursor: pointer; }

/* Section rhythm + anchor offset for sticky nav */
.section { padding: clamp(64px, 9vw, 120px) 0; position: relative; overflow-x: clip; /* contain decorative overhang (glows, floating chips) */ }
section[id], .hero[id] { scroll-margin-top: calc(var(--nav-h) + 18px); }

.container { max-width: var(--container-max); }

/* Accessibility helpers */
.visually-hidden {
  position: absolute !important; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap; border: 0;
}
.skip-link {
  position: fixed; top: -60px; left: 16px; z-index: 2000;
  background: var(--primary); color: #fff; padding: 10px 18px;
  border-radius: 0 0 10px 10px; font-weight: 600; transition: top var(--t);
}
.skip-link:focus { top: 0; color: #fff; }

/* Visible focus states */
:focus-visible {
  outline: 2px solid var(--secondary);
  outline-offset: 3px;
  border-radius: 4px;
}
::selection { background: rgba(58, 134, 255, 0.35); color: #fff; }

/* Custom scrollbar (desktop) */
@media (pointer: fine) {
  ::-webkit-scrollbar { width: 11px; }
  ::-webkit-scrollbar-track { background: var(--bg-2); }
  ::-webkit-scrollbar-thumb {
    background: linear-gradient(var(--primary), var(--secondary));
    border-radius: 20px; border: 3px solid var(--bg-2);
  }
}

/* Body locked while mobile menu / modal is open */
body.no-scroll { overflow: hidden; }

/* ============================ 03. TYPOGRAPHY ============================ */
h1, h2, h3, h4 { font-family: var(--font-head); color: var(--text); line-height: 1.15; margin: 0 0 .5em; font-weight: 600; }

.section-head { text-align: center; max-width: 720px; margin: 0 auto clamp(40px, 6vw, 64px); }
.eyebrow {
  display: inline-block; font-family: var(--font-body); font-weight: 600;
  font-size: .82rem; letter-spacing: .18em; text-transform: uppercase;
  color: var(--secondary); margin-bottom: 12px;
  padding: 6px 14px; border: 1px solid var(--border-2); border-radius: 30px;
  background: var(--surface);
}
.section-title {
  font-size: clamp(1.9rem, 4.4vw, 3rem); font-weight: 700; margin: 0;
  letter-spacing: -0.02em; position: relative; display: inline-block; padding-bottom: 18px;
}
/* Animated underline reveal */
.section-title::after {
  content: ""; position: absolute; left: 50%; bottom: 0; height: 4px; width: 74px;
  transform: translateX(-50%) scaleX(0); transform-origin: center;
  background: var(--accent-grad); border-radius: 4px;
  transition: transform var(--t-slow) var(--ease) .15s;
  box-shadow: 0 0 18px var(--glow-blue);
}
.section-head.in .section-title::after,
.section-head[data-reveal].in .section-title::after { transform: translateX(-50%) scaleX(1); }
.section-sub { color: var(--text-2); font-size: 1.02rem; margin: 16px auto 0; max-width: 620px; }

.eyebrow, .section-title { }

/* ============================ 04. BUTTONS ============================ */
.btn {
  --btn-bg: transparent;
  display: inline-flex; align-items: center; gap: 9px; justify-content: center;
  font-family: var(--font-body); font-weight: 600; font-size: .96rem;
  padding: 12px 22px; border-radius: 40px; border: 1px solid transparent;
  cursor: pointer; transition: transform var(--t) var(--ease), box-shadow var(--t), background var(--t), color var(--t), border-color var(--t);
  position: relative; overflow: hidden; white-space: nowrap; line-height: 1;
}
.btn i { font-size: 1.05em; }
.btn:active { transform: translateY(1px) scale(.99); }

.btn-primary {
  background: var(--accent-grad); color: #04122b;
  box-shadow: 0 10px 26px rgba(58, 134, 255, 0.34);
}
.btn-primary:hover { color: #04122b; transform: translateY(-3px); box-shadow: 0 16px 36px rgba(58, 134, 255, 0.5); }

.btn-outline { background: transparent; color: var(--text); border-color: var(--border-2); }
.btn-outline:hover { color: #fff; border-color: var(--primary); box-shadow: var(--glow); transform: translateY(-3px); background: rgba(58,134,255,.08); }

.btn-ghost { background: var(--surface); color: var(--text-2); border-color: var(--border); }
.btn-ghost:hover { color: var(--text); transform: translateY(-3px); border-color: var(--border-2); }

.btn-cv {
  background: rgba(58,134,255,.10); color: var(--text); border: 1px solid var(--border-2);
  padding: 9px 16px; font-size: .9rem;
}
.btn-cv:hover { color: #fff; background: rgba(58,134,255,.2); box-shadow: var(--glow); transform: translateY(-2px); }
.btn-lg-cta { padding: 14px 30px; font-size: 1.02rem; }

/* Button shine sweep */
.btn-shine::before {
  content: ""; position: absolute; top: 0; left: -120%; width: 60%; height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255,255,255,.45), transparent);
  transform: skewX(-18deg); transition: left .7s var(--ease);
}
.btn-shine:hover::before { left: 140%; }

/* ============================ 05. ANIMATED BACKGROUND ============================ */
.bg-fx {
  position: fixed; inset: 0; z-index: -2; overflow: hidden; pointer-events: none;
  background:
    radial-gradient(1200px 700px at 80% -10%, rgba(58,134,255,.10), transparent 60%),
    radial-gradient(1000px 700px at 0% 100%, rgba(34,211,238,.08), transparent 60%),
    var(--bg);
}
.bg-grid {
  position: absolute; inset: -2px;
  background-image:
    linear-gradient(to right, rgba(120,150,220,.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(120,150,220,.05) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 30%, #000 40%, transparent 85%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 30%, #000 40%, transparent 85%);
  animation: gridDrift 24s linear infinite;
}
@keyframes gridDrift { to { background-position: 46px 46px, 46px 46px; } }
[data-theme="light"] .bg-grid { background-image:
    linear-gradient(to right, rgba(40,70,140,.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(40,70,140,.06) 1px, transparent 1px); }

.orb { position: absolute; border-radius: 50%; filter: blur(70px); opacity: .55; will-change: transform; }
.orb-1 { width: 420px; height: 420px; background: radial-gradient(circle, #2f6bff, transparent 70%); top: -80px; left: -60px; animation: floatOrb 18s ease-in-out infinite; }
.orb-2 { width: 480px; height: 480px; background: radial-gradient(circle, #22d3ee, transparent 70%); bottom: -120px; right: -80px; animation: floatOrb 22s ease-in-out infinite reverse; }
.orb-3 { width: 360px; height: 360px; background: radial-gradient(circle, #7c3aed, transparent 70%); top: 40%; left: 55%; opacity: .32; animation: floatOrb 26s ease-in-out infinite; }
@keyframes floatOrb {
  0%,100% { transform: translate(0,0) scale(1); }
  33%     { transform: translate(40px,-30px) scale(1.08); }
  66%     { transform: translate(-30px,25px) scale(.95); }
}
[data-theme="light"] .orb { opacity: .3; }

#bgCanvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }

.cursor-glow {
  position: absolute; top: 0; left: 0; width: 520px; height: 520px; margin: -260px 0 0 -260px;
  background: radial-gradient(circle, rgba(58,134,255,.16), rgba(34,211,238,.06) 40%, transparent 68%);
  border-radius: 50%; pointer-events: none; transition: opacity .4s; opacity: 0; will-change: transform;
}

/* ============================ 06. PRELOADER ============================ */
.preloader {
  position: fixed; inset: 0; z-index: 3000; display: grid; place-items: center;
  background: var(--bg);
  transition: opacity .5s var(--ease), visibility .5s;
}
.preloader.is-hidden { opacity: 0; visibility: hidden; }
.preloader-inner { display: flex; flex-direction: column; align-items: center; gap: 22px; }
.preloader-logo { font-family: var(--font-head); font-size: clamp(2.4rem, 8vw, 3.6rem); font-weight: 700; letter-spacing: 2px; display: flex; align-items: center; gap: 6px; }
.preloader-logo .bracket { color: var(--secondary); animation: bracketPulse 1.4s ease-in-out infinite; }
.preloader-logo .bracket:last-child { animation-delay: .2s; }
.preloader-logo .mh { background: var(--accent-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
@keyframes bracketPulse { 0%,100% { opacity:.35; transform: translateY(0);} 50% { opacity:1; transform: translateY(-4px);} }
.preloader-bar { width: min(260px, 62vw); height: 4px; border-radius: 10px; background: var(--surface-solid); overflow: hidden; }
.preloader-fill { display: block; height: 100%; width: 0%; background: var(--accent-grad); box-shadow: 0 0 16px var(--glow-blue); transition: width .2s linear; }
.preloader-count { font-family: var(--font-head); color: var(--text-2); letter-spacing: 2px; font-size: .95rem; }
.preloader-count span:first-child { color: var(--text); }

/* ============================ 07. CUSTOM CURSOR ============================ */
.cursor-dot, .cursor-ring {
  position: fixed; top: 0; left: 0; border-radius: 50%; pointer-events: none;
  z-index: 4000; transform: translate(-50%, -50%); opacity: 0;
  mix-blend-mode: difference;
}
.cursor-dot { width: 7px; height: 7px; background: #fff; transition: opacity .3s, transform .12s ease-out; }
.cursor-ring {
  width: 34px; height: 34px; border: 1.6px solid rgba(255,255,255,.6);
  transition: width .22s var(--ease), height .22s var(--ease), opacity .3s, border-color .22s, background .22s;
}
body.cursor-ready .cursor-dot, body.cursor-ready .cursor-ring { opacity: 1; }
body.cursor-hover .cursor-ring { width: 58px; height: 58px; border-color: var(--secondary); background: rgba(34,211,238,.08); }
body.cursor-hover .cursor-dot { transform: translate(-50%,-50%) scale(.4); }

/* ============================ 08. NAVIGATION ============================ */
.site-header {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 1100;
  transition: background var(--t), box-shadow var(--t), border-color var(--t), backdrop-filter var(--t);
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(6, 10, 20, 0.72);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border-bottom-color: var(--border);
  box-shadow: 0 8px 30px rgba(0,0,0,.35);
}
[data-theme="light"] .site-header.scrolled { background: rgba(255,255,255,.75); box-shadow: 0 8px 30px rgba(30,60,130,.1); }

.nav { height: var(--nav-h); display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.brand { font-family: var(--font-head); font-weight: 700; font-size: 1.5rem; color: var(--text); letter-spacing: .5px; }
.brand .brand-dot { color: var(--secondary); }
.brand:hover { color: var(--text); }

.nav-list { display: flex; align-items: center; gap: 4px; }
.nav-link {
  position: relative; color: var(--text-2); font-weight: 500; font-size: .96rem;
  padding: 8px 14px; border-radius: 10px; transition: color var(--t-fast);
}
.nav-link::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 4px; height: 2px;
  background: var(--accent-grad); border-radius: 2px; transform: scaleX(0); transform-origin: left;
  transition: transform var(--t) var(--ease);
}
.nav-link:hover { color: var(--text); }
.nav-link:hover::after, .nav-link.is-active::after { transform: scaleX(1); }
.nav-link.is-active { color: var(--text); }

.nav-actions { display: flex; align-items: center; gap: 10px; }
.icon-btn {
  width: 42px; height: 42px; display: grid; place-items: center; border-radius: 12px;
  background: var(--surface); border: 1px solid var(--border); color: var(--text);
  font-size: 1.1rem; transition: background var(--t), color var(--t), transform var(--t), box-shadow var(--t);
}
.icon-btn:hover { color: var(--secondary); border-color: var(--border-2); transform: translateY(-2px); box-shadow: var(--glow); }

.nav-cv-inline { display: none; }

/* Hamburger */
.nav-toggle { display: none; width: 44px; height: 44px; border: 1px solid var(--border); background: var(--surface); border-radius: 12px; position: relative; }
.nav-toggle span { position: absolute; left: 11px; right: 11px; height: 2px; background: var(--text); border-radius: 2px; transition: transform var(--t) var(--ease), opacity var(--t); }
.nav-toggle span:nth-child(1) { top: 15px; }
.nav-toggle span:nth-child(2) { top: 21px; }
.nav-toggle span:nth-child(3) { top: 27px; }
.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); }

.nav-backdrop { position: fixed; inset: 0; background: rgba(3,6,14,.6); backdrop-filter: blur(2px); z-index: 1050; opacity: 0; transition: opacity var(--t); }
.nav-backdrop.show { opacity: 1; }

/* ============================ 09. HERO ============================ */
.hero { min-height: 100vh; display: flex; align-items: center; padding-top: calc(var(--nav-h) + 40px); padding-bottom: 70px; position: relative; }
.hero-copy { position: relative; z-index: 2; }

.badge-available {
  display: inline-flex; align-items: center; gap: 9px; font-size: .85rem; font-weight: 500;
  color: var(--text-2); background: var(--surface); border: 1px solid var(--border-2);
  padding: 8px 16px; border-radius: 40px; margin-bottom: 22px; box-shadow: var(--shadow-sm);
}
.pulse-dot { width: 9px; height: 9px; border-radius: 50%; background: #34d399; position: relative; }
.pulse-dot::after { content: ""; position: absolute; inset: 0; border-radius: 50%; background: #34d399; animation: pulse 2s ease-out infinite; }
@keyframes pulse { 0% { transform: scale(1); opacity: .8;} 100% { transform: scale(3); opacity: 0;} }

.hero-hello { color: var(--secondary); font-weight: 600; letter-spacing: .04em; margin: 0 0 6px; font-size: 1.05rem; }
.hero-name {
  font-size: clamp(2.6rem, 7vw, 4.6rem); font-weight: 700; line-height: 1.03; margin: 0 0 10px;
  letter-spacing: -0.02em;
  background: linear-gradient(120deg, #ffffff 0%, #cfe0ff 45%, #8fd6ff 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
[data-theme="light"] .hero-name { background: linear-gradient(120deg,#0e1830 0%, #2f6bff 60%, #0e7490 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-role { font-family: var(--font-head); font-size: clamp(1.2rem, 3.4vw, 1.9rem); font-weight: 600; margin: 0 0 18px; color: var(--text-2); min-height: 1.4em; }
.hero-role-prefix { color: var(--text-2); }
.typed { color: var(--secondary); }
.type-caret { display: inline-block; width: 3px; height: 1.05em; background: var(--primary); margin-left: 4px; vertical-align: -0.15em; animation: caret 1s steps(1) infinite; border-radius: 2px; }
@keyframes caret { 50% { opacity: 0; } }

.hero-desc { color: var(--text-2); font-size: 1.08rem; max-width: 540px; margin: 0 0 28px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 26px; }

.hero-social { display: flex; gap: 12px; }
.social-link {
  width: 46px; height: 46px; display: grid; place-items: center; border-radius: 12px;
  background: var(--surface); border: 1px solid var(--border); color: var(--text-2); font-size: 1.2rem;
  transition: transform var(--t) var(--ease), color var(--t), border-color var(--t), box-shadow var(--t), background var(--t);
}
.social-link:hover { color: #fff; transform: translateY(-4px); border-color: var(--primary); box-shadow: var(--glow); background: rgba(58,134,255,.12); }

/* Hero figure / photo frame */
.hero-figure { display: flex; justify-content: center; position: relative; z-index: 1; }
.photo-frame {
  position: relative; width: min(360px, 78vw); aspect-ratio: 4 / 5; border-radius: 24px; isolation: isolate;
}
.rotating-border {
  position: absolute; inset: -2px; border-radius: 26px; z-index: 0;
  background: conic-gradient(from 0deg, transparent 0 8%, var(--primary) 24%, var(--secondary) 46%, transparent 60% 70%, var(--primary) 88%, transparent 100%);
  animation: spin 9s linear infinite; filter: saturate(1.2);
}
@keyframes spin { to { transform: rotate(360deg); } }
.frame-glow { position: absolute; inset: -26px; border-radius: 40px; z-index: -1; background: radial-gradient(circle at 50% 40%, rgba(58,134,255,.42), transparent 70%); filter: blur(20px); }
.photo-holder {
  position: absolute; inset: 5px; border-radius: 20px; overflow: hidden; z-index: 1;
  background: var(--bg-2); border: 1px solid var(--border-2);
}
.photo-holder img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.photo-frame:hover .photo-holder img { transform: scale(1.05); }

.tech-chip {
  position: absolute; z-index: 3; font-family: var(--font-head); font-weight: 600; font-size: .78rem;
  padding: 7px 13px; border-radius: 30px; color: var(--text);
  background: rgba(10,18,32,.85); border: 1px solid var(--border-2); backdrop-filter: blur(6px);
  box-shadow: var(--shadow-sm); white-space: nowrap; animation: floatChip 5s ease-in-out infinite;
}
.chip-html    { top: 8%;  left: -10%;  color: #ff922b; animation-delay: 0s; }
.chip-css     { top: 30%; right: -10%; color: #4dabf7; animation-delay: .6s; }
.chip-js      { bottom: 26%; left: -12%; color: #ffd43b; animation-delay: 1.2s; }
.chip-php     { top: 2%;  right: -6%;  color: #9775fa; animation-delay: 1.8s; }
.chip-laravel { bottom: 4%; right: -8%; color: #ff6b6b; animation-delay: 2.4s; }
.chip-mysql   { bottom: 40%; left: -10%; color: #22d3ee; animation-delay: 3s; }
@keyframes floatChip { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

/* Scroll indicator */
.scroll-down { position: absolute; left: 50%; bottom: 26px; transform: translateX(-50%); display: flex; flex-direction: column; align-items: center; gap: 8px; color: var(--text-2); font-size: .74rem; letter-spacing: .2em; text-transform: uppercase; z-index: 2; }
.scroll-down:hover { color: var(--secondary); }
.mouse { width: 24px; height: 40px; border: 2px solid var(--border-2); border-radius: 14px; display: flex; justify-content: center; padding-top: 7px; }
.wheel { width: 4px; height: 8px; border-radius: 4px; background: var(--secondary); animation: wheel 1.6s ease-in-out infinite; }
@keyframes wheel { 0% { opacity:0; transform: translateY(-4px);} 40% { opacity:1;} 100% { opacity:0; transform: translateY(10px);} }

/* ============================ 10. REVEAL + GLASS ============================ */
[data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity .7s var(--ease), transform .7s var(--ease); will-change: opacity, transform; }
[data-reveal].in { opacity: 1; transform: none; }
[data-reveal-delay="1"] { transition-delay: .06s; }
[data-reveal-delay="2"] { transition-delay: .14s; }
[data-reveal-delay="3"] { transition-delay: .22s; }
[data-reveal-delay="4"] { transition-delay: .30s; }
[data-reveal-delay="5"] { transition-delay: .38s; }
[data-reveal-delay="6"] { transition-delay: .46s; }

.glass {
  background: var(--surface); border: 1px solid var(--border);
  backdrop-filter: blur(14px) saturate(130%); -webkit-backdrop-filter: blur(14px) saturate(130%);
  border-radius: var(--radius); box-shadow: var(--shadow-sm);
}

/* ============================ 11. ABOUT ============================ */
.about-figure { position: relative; border-radius: var(--radius-lg); }
.about-figure-glow { position: absolute; inset: -20px; z-index: 0; background: radial-gradient(circle at 30% 30%, rgba(34,211,238,.3), transparent 70%); filter: blur(24px); }
.about-img { position: relative; z-index: 1; width: 100%; border-radius: var(--radius-lg); border: 1px solid var(--border-2); box-shadow: var(--shadow); }
.about-experience {
  position: absolute; z-index: 2; right: -6px; bottom: -6px; background: var(--accent-grad); color: #04122b;
  border-radius: 16px; padding: 12px 18px; display: flex; flex-direction: column; align-items: center; line-height: 1.1;
  box-shadow: 0 14px 34px rgba(58,134,255,.4); font-family: var(--font-head);
}
.about-experience .ae-top { font-size: 1.4rem; font-weight: 700; }
.about-experience .ae-bottom { font-size: .74rem; font-weight: 600; letter-spacing: .05em; }
.about-copy p { color: var(--text-2); margin-bottom: 16px; }

.about-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 24px 0 26px; }
.about-card {
  display: flex; flex-direction: column; gap: 4px; padding: 14px 16px; border-radius: var(--radius-sm);
  background: var(--surface); border: 1px solid var(--border); transition: transform var(--t), border-color var(--t), box-shadow var(--t);
}
.about-card:hover { transform: translateY(-3px); border-color: var(--border-2); box-shadow: var(--glow); }
.about-card--wide { grid-column: 1 / -1; }
.ac-label { font-size: .78rem; color: var(--muted); display: flex; align-items: center; gap: 7px; text-transform: uppercase; letter-spacing: .04em; }
.ac-label i { color: var(--secondary); }
.ac-value { font-weight: 600; color: var(--text); font-size: 1rem; }
.about-cta { display: flex; flex-wrap: wrap; gap: 12px; }

/* ============================ 12. SKILLS ============================ */
.skill-group { padding: 26px 26px 8px; height: 100%; }
.skill-group-title { display: flex; align-items: center; gap: 10px; font-size: 1.1rem; font-weight: 600; margin-bottom: 20px; }
.skill-group-title i { color: var(--secondary); }
.skill-group-title.mt { margin-top: 8px; }
.skill-group-title.center { justify-content: center; }
.skill { margin-bottom: 18px; }
.skill-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.skill-name { display: flex; align-items: center; gap: 9px; font-weight: 500; color: var(--text); font-size: .96rem; }
.skill-name i { color: var(--primary); font-size: 1.05rem; }
.skill-tag { font-size: .72rem; font-weight: 600; padding: 4px 11px; border-radius: 20px; letter-spacing: .03em; }
.tag-learn { color: #ffd66b; background: rgba(255,196,0,.12); border: 1px solid rgba(255,196,0,.25); }
.tag-inter { color: #6be7ff; background: rgba(34,211,238,.12); border: 1px solid rgba(34,211,238,.28); }
.tag-comf  { color: #7cf5b0; background: rgba(52,211,153,.12); border: 1px solid rgba(52,211,153,.28); }
.skill-bar { height: 8px; border-radius: 10px; background: rgba(120,150,220,.12); overflow: hidden; }
.skill-bar span { display: block; height: 100%; width: 0; border-radius: 10px; background: var(--accent-grad); box-shadow: 0 0 12px var(--glow-blue); transition: width 1.1s var(--ease); }

.tools-block { margin-top: 34px; text-align: center; }
.tool-chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin: 20px 0 14px; }
.tool-chips li {
  display: inline-flex; align-items: center; gap: 8px; padding: 10px 18px; border-radius: 40px;
  background: var(--surface); border: 1px solid var(--border); color: var(--text); font-weight: 500;
  transition: transform var(--t), border-color var(--t), box-shadow var(--t), color var(--t);
}
.tool-chips li:hover { transform: translateY(-3px); border-color: var(--primary); color: var(--secondary); box-shadow: var(--glow); }
.tool-chips i { color: var(--secondary); font-size: 1.1rem; }
.tool-chips small { color: var(--muted); font-weight: 500; }
.tools-note { color: var(--text-2); font-size: .92rem; margin-top: 6px; }
.tools-note i { color: var(--secondary); }
.tools-note .muted { color: var(--muted); }

/* ============================ 13. EDUCATION TIMELINE ============================ */
.timeline { position: relative; max-width: 940px; margin: 0 auto; }
.timeline::before {
  content: ""; position: absolute; left: 50%; top: 6px; bottom: 6px; width: 2px; transform: translateX(-50%);
  background: linear-gradient(180deg, var(--primary), var(--secondary) 60%, transparent);
  opacity: .6;
}
.tl-item { position: relative; width: 50%; padding: 0 46px 44px; }
.tl-item:nth-child(odd) { left: 0; }
.tl-item:nth-child(even) { left: 50%; }
.tl-dot {
  position: absolute; top: 26px; width: 18px; height: 18px; border-radius: 50%;
  background: var(--accent-grad); box-shadow: 0 0 0 5px rgba(58,134,255,.14), 0 0 20px var(--glow-blue); z-index: 2;
}
.tl-item:nth-child(odd) .tl-dot { right: -9px; }
.tl-item:nth-child(even) .tl-dot { left: -9px; }
.tl-card { padding: 24px 26px; position: relative; transition: transform var(--t), box-shadow var(--t), border-color var(--t); }
.tl-card:hover { transform: translateY(-4px); border-color: var(--border-2); box-shadow: var(--glow); }
.tl-status { display: inline-block; font-size: .72rem; font-weight: 600; padding: 4px 12px; border-radius: 20px; margin-bottom: 12px; letter-spacing: .03em; }
.status-live { color: #7cf5b0; background: rgba(52,211,153,.12); border: 1px solid rgba(52,211,153,.3); }
.status-done { color: #6be7ff; background: rgba(34,211,238,.12); border: 1px solid rgba(34,211,238,.3); }
.tl-date { display: block; font-family: var(--font-head); color: var(--secondary); font-size: .86rem; margin-bottom: 6px; font-weight: 500; }
.tl-heading { font-size: 1.18rem; margin-bottom: 8px; }
.tl-org { color: var(--text); font-weight: 500; margin: 0 0 10px; display: flex; align-items: center; gap: 8px; }
.tl-org i { color: var(--secondary); }
.tl-text { color: var(--text-2); margin: 0 0 14px; font-size: .96rem; }
.tl-progress { height: 8px; border-radius: 10px; background: rgba(120,150,220,.12); overflow: hidden; }
.tl-progress-fill { display: block; height: 100%; width: 0; background: var(--accent-grad); box-shadow: 0 0 12px var(--glow-blue); transition: width 1.1s var(--ease); }
.tl-progress-label { display: block; margin-top: 8px; font-size: .8rem; color: var(--muted); }

/* ============================ 14. SERVICES ============================ */
.service-card {
  position: relative; padding: 30px 28px; height: 100%; overflow: hidden;
  transition: transform var(--t) var(--ease), box-shadow var(--t), border-color var(--t);
}
.service-card::before { /* animated gradient border on hover */
  content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1.5px;
  background: var(--accent-grad-2);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: 0; transition: opacity var(--t); pointer-events: none;
}
.service-card::after { /* soft inner glow on hover */
  content: ""; position: absolute; inset: 0; border-radius: inherit; opacity: 0; transition: opacity var(--t);
  background: radial-gradient(320px 140px at 50% -10%, rgba(58,134,255,.16), transparent 70%); pointer-events: none;
}
.service-card:hover { transform: translateY(-8px); box-shadow: var(--shadow); }
.service-card:hover::before, .service-card:hover::after { opacity: 1; }
.service-icon {
  width: 60px; height: 60px; border-radius: 16px; display: grid; place-items: center; font-size: 1.6rem;
  color: var(--secondary); background: rgba(58,134,255,.1); border: 1px solid var(--border-2); margin-bottom: 18px;
  transition: transform var(--t) var(--ease), background var(--t), color var(--t);
}
.service-card:hover .service-icon { transform: translateY(-3px) rotate(-6deg); background: var(--accent-grad); color: #04122b; }
.service-title { font-size: 1.16rem; margin-bottom: 10px; }
.service-text { color: var(--text-2); font-size: .96rem; margin-bottom: 18px; }
.learn-more { display: inline-flex; align-items: center; gap: 7px; font-weight: 600; color: var(--secondary); font-size: .92rem; }
.learn-more i { transition: transform var(--t) var(--ease); }
.learn-more:hover i { transform: translateX(5px); }

/* ============================ 15. PROJECTS ============================ */
.filters { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-bottom: 40px; }
.filter-btn {
  padding: 9px 20px; border-radius: 30px; border: 1px solid var(--border); background: var(--surface);
  color: var(--text-2); font-weight: 600; font-size: .9rem; transition: all var(--t);
}
.filter-btn:hover { color: var(--text); border-color: var(--border-2); }
.filter-btn.is-active { color: #04122b; background: var(--accent-grad); border-color: transparent; box-shadow: 0 8px 22px rgba(58,134,255,.35); }

.project-col.is-hidden { display: none; }
@keyframes popIn { from { opacity: 0; transform: scale(.94) translateY(12px); } to { opacity: 1; transform: none; } }
.project-col.pop .project-card { animation: popIn .5s var(--ease) both; }

.project-card { overflow: hidden; height: 100%; display: flex; flex-direction: column; transition: transform var(--t), box-shadow var(--t), border-color var(--t); }
.project-card:hover { transform: translateY(-8px); box-shadow: var(--shadow); border-color: var(--border-2); }
.project-media { position: relative; overflow: hidden; aspect-ratio: 16 / 10; background: var(--bg-2); }
.project-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.project-card:hover .project-media img { transform: scale(1.08); }
.project-badge {
  position: absolute; top: 12px; left: 12px; z-index: 2; font-size: .68rem; font-weight: 600; letter-spacing: .05em;
  text-transform: uppercase; padding: 5px 10px; border-radius: 20px; color: #cfe0ff;
  background: rgba(6,10,20,.7); border: 1px solid var(--border-2); backdrop-filter: blur(4px);
}
.project-actions {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; gap: 12px;
  background: linear-gradient(180deg, rgba(6,10,20,.2), rgba(6,10,20,.78));
  opacity: 0; transition: opacity var(--t); z-index: 1;
}
.project-card:hover .project-actions, .project-card:focus-within .project-actions { opacity: 1; }
.pa-btn {
  width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; font-size: 1.15rem;
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.25); color: #fff; transform: translateY(10px);
  transition: transform var(--t) var(--ease), background var(--t), color var(--t); backdrop-filter: blur(4px);
}
.project-card:hover .pa-btn { transform: translateY(0); }
.pa-btn:hover { background: var(--accent-grad); color: #04122b; border-color: transparent; }
.project-body { padding: 20px 22px 22px; display: flex; flex-direction: column; flex: 1; }
.project-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 12px; }
.project-tags span { font-size: .72rem; font-weight: 600; padding: 4px 10px; border-radius: 20px; color: var(--secondary); background: rgba(34,211,238,.1); border: 1px solid rgba(34,211,238,.22); }
.project-title { font-size: 1.14rem; margin-bottom: 8px; }
.project-desc { color: var(--text-2); font-size: .93rem; margin-bottom: 16px; flex: 1; }
.project-links { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.plink { display: inline-flex; align-items: center; gap: 6px; font-size: .86rem; font-weight: 600; color: var(--text-2); background: none; border: none; padding: 0; }
.plink:hover { color: var(--secondary); }
.plink-btn { cursor: pointer; }
.projects-note { text-align: center; margin-top: 40px; color: var(--text-2); font-size: .96rem; }
.projects-note i { color: var(--secondary); }

/* Project modal */
.pmodal { position: fixed; inset: 0; z-index: 2200; display: grid; place-items: center; padding: 20px; opacity: 0; visibility: hidden; transition: opacity .3s var(--ease), visibility .3s; }
.pmodal[aria-hidden="false"] { opacity: 1; visibility: visible; }
.pmodal-overlay { position: absolute; inset: 0; background: rgba(4,7,16,.72); backdrop-filter: blur(6px); }
.pmodal-dialog {
  position: relative; z-index: 1; width: min(840px, 100%); max-height: 90vh; overflow-y: auto;
  border-radius: var(--radius-lg); transform: translateY(18px) scale(.97); transition: transform .35s var(--ease);
}
.pmodal[aria-hidden="false"] .pmodal-dialog { transform: none; }
.pmodal-close {
  position: absolute; top: 14px; right: 14px; z-index: 3; width: 42px; height: 42px; border-radius: 12px;
  background: rgba(6,10,20,.6); border: 1px solid var(--border-2); color: #fff; display: grid; place-items: center; font-size: 1.1rem;
  transition: background var(--t), transform var(--t);
}
.pmodal-close:hover { background: var(--accent-grad); color: #04122b; transform: rotate(90deg); }
.pmodal-media { position: relative; aspect-ratio: 16/9; overflow: hidden; border-radius: var(--radius-lg) var(--radius-lg) 0 0; }
.pmodal-media img { width: 100%; height: 100%; object-fit: cover; }
.pmodal-content { padding: 26px clamp(22px, 4vw, 36px) 34px; }
.pmodal-title { font-size: clamp(1.4rem, 3vw, 1.9rem); margin-bottom: 12px; }
.pmodal-desc { color: var(--text-2); margin-bottom: 18px; }
.pmodal-sub { font-size: 1rem; display: flex; align-items: center; gap: 8px; margin: 20px 0 10px; color: var(--text); }
.pmodal-sub i { color: var(--secondary); }
.pmodal-features { display: grid; gap: 8px; }
.pmodal-features li { position: relative; padding-left: 26px; color: var(--text-2); }
.pmodal-features li::before { content: "\F26A"; font-family: "bootstrap-icons"; position: absolute; left: 0; top: 1px; color: var(--secondary); }
.pmodal-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 6px; }
.pmodal-p { color: var(--text-2); font-size: .95rem; }
.pmodal-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }

/* ============================ 16. LEARNING JOURNEY ============================ */
.roadmap { position: relative; display: flex; flex-direction: column; gap: 24px; max-width: 640px; margin: 0 auto; padding-left: 6px; }
.roadmap::before { content: ""; position: absolute; left: 29px; top: 24px; bottom: 24px; width: 2px; background: linear-gradient(180deg, var(--primary), var(--secondary)); opacity: .45; }
.road-step { display: flex; align-items: center; gap: 18px; position: relative; }
.road-node {
  width: 48px; height: 48px; flex: none; border-radius: 50%; display: grid; place-items: center; font-size: 1.1rem;
  background: var(--surface-solid); border: 1px solid var(--border-2); color: var(--muted); z-index: 1;
  transition: transform var(--t) var(--ease), box-shadow var(--t);
}
.road-label { font-weight: 500; color: var(--text-2); font-size: 1.02rem; }
.road-step.is-done .road-node { background: var(--accent-grad); color: #04122b; border-color: transparent; box-shadow: 0 0 18px var(--glow-blue); }
.road-step.is-done .road-label { color: var(--text); }
.road-step.is-current .road-node { color: var(--secondary); border-color: var(--secondary); box-shadow: 0 0 0 4px rgba(34,211,238,.14), 0 0 24px var(--glow-cyan); animation: nodePulse 2.2s ease-in-out infinite; }
.road-step.is-current .road-label { color: var(--secondary); font-weight: 600; }
@keyframes nodePulse { 0%,100% { box-shadow: 0 0 0 4px rgba(34,211,238,.14), 0 0 18px var(--glow-cyan);} 50% { box-shadow: 0 0 0 7px rgba(34,211,238,.06), 0 0 30px var(--glow-cyan);} }

/* ============================ 17. WHY CHOOSE ME ============================ */
.why-card { position: relative; padding: 28px 26px; height: 100%; overflow: hidden; transition: transform var(--t) var(--ease), box-shadow var(--t), border-color var(--t); }
.why-card:hover { transform: translateY(-7px); box-shadow: var(--shadow); border-color: var(--border-2); }
.why-ic { font-size: 1.9rem; color: var(--secondary); margin-bottom: 14px; display: inline-block; transition: transform var(--t) var(--ease); }
.why-card:hover .why-ic { transform: scale(1.15) rotate(-6deg); }
.why-card h3 { font-size: 1.1rem; margin-bottom: 8px; }
.why-card p { color: var(--text-2); font-size: .94rem; margin: 0; }

.cta-box {
  margin-top: 44px; padding: clamp(28px, 4vw, 44px); display: flex; align-items: center; justify-content: space-between;
  gap: 26px; flex-wrap: wrap; position: relative; overflow: hidden;
  background: linear-gradient(120deg, rgba(58,134,255,.12), rgba(34,211,238,.08)), var(--surface);
  border: 1px solid var(--border-2);
}
.cta-box::after { content: ""; position: absolute; right: -40px; top: -60px; width: 260px; height: 260px; background: radial-gradient(circle, rgba(58,134,255,.35), transparent 70%); filter: blur(20px); }
.cta-box-text { position: relative; z-index: 1; }
.cta-box-text h3 { font-size: clamp(1.3rem, 3vw, 1.7rem); margin-bottom: 8px; }
.cta-box-text p { color: var(--text-2); margin: 0; max-width: 520px; }
.cta-box-actions { display: flex; flex-wrap: wrap; gap: 12px; position: relative; z-index: 1; }

/* ============================ 18. CONTACT ============================ */
.contact-info { display: flex; flex-direction: column; gap: 14px; height: 100%; }
.contact-card { display: flex; align-items: center; gap: 16px; padding: 18px 20px; transition: transform var(--t), border-color var(--t), box-shadow var(--t); color: var(--text); }
.contact-card:hover { transform: translateY(-3px); border-color: var(--border-2); box-shadow: var(--glow); }
.cc-ic { width: 48px; height: 48px; flex: none; border-radius: 12px; display: grid; place-items: center; font-size: 1.3rem; color: var(--secondary); background: rgba(58,134,255,.1); border: 1px solid var(--border-2); }
.cc-body { display: flex; flex-direction: column; }
.cc-label { font-size: .76rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
.cc-value { font-weight: 600; color: var(--text); word-break: break-word; }

.contact-form { padding: clamp(24px, 3.5vw, 34px); }
.form-label { font-weight: 500; font-size: .9rem; margin-bottom: 7px; color: var(--text); }
.contact-form .form-control {
  background: var(--surface-2); border: 1px solid var(--border); color: var(--text); border-radius: var(--radius-sm);
  padding: 12px 15px; font-size: .96rem; transition: border-color var(--t), box-shadow var(--t), background var(--t);
}
.contact-form .form-control::placeholder { color: var(--muted); }
.contact-form .form-control:focus { background: var(--surface-2); border-color: var(--primary); box-shadow: 0 0 0 3px rgba(58,134,255,.18); color: var(--text); outline: none; }
.contact-form .form-control[aria-invalid="true"] { border-color: #ff6b81; box-shadow: 0 0 0 3px rgba(255,107,129,.15); }
.field-error { color: #ff8fa0; font-size: .8rem; margin: 6px 0 0; min-height: 1em; opacity: 0; transform: translateY(-3px); transition: opacity var(--t), transform var(--t); }
.field-error.show { opacity: 1; transform: none; }
.form-submit-row { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.form-status { margin: 0; font-size: .9rem; font-weight: 500; }
.form-status.ok { color: #7cf5b0; }
.form-status.err { color: #ff8fa0; }

/* ============================ 19. FOOTER ============================ */
.site-footer { position: relative; padding: 60px 0 26px; border-top: 1px solid var(--border); background: linear-gradient(180deg, transparent, rgba(6,10,20,.5)); }
[data-theme="light"] .site-footer { background: linear-gradient(180deg, transparent, rgba(30,60,130,.05)); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 34px; padding-bottom: 34px; }
.brand--footer { font-size: 1.8rem; display: inline-block; margin-bottom: 12px; }
.footer-name { font-family: var(--font-head); font-weight: 600; font-size: 1.1rem; color: var(--text); margin: 0; }
.footer-role { color: var(--text-2); margin: 2px 0 0; }
.footer-links h3, .footer-social h3 { font-size: 1rem; margin-bottom: 16px; color: var(--text); }
.footer-links ul { display: grid; gap: 10px; }
.footer-links a { color: var(--text-2); font-weight: 500; }
.footer-links a:hover { color: var(--secondary); padding-left: 4px; }
.footer-social-list { display: flex; gap: 12px; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; padding-top: 22px; border-top: 1px solid var(--border); color: var(--muted); font-size: .88rem; }
.footer-bottom p { margin: 0; }

/* ============================ 20. BACK TO TOP + WHATSAPP ============================ */
.back-to-top, .wa-float {
  position: fixed; right: 22px; width: 52px; height: 52px; border-radius: 50%; display: grid; place-items: center;
  font-size: 1.3rem; z-index: 1200; border: none; transition: transform var(--t) var(--ease), opacity var(--t), box-shadow var(--t), visibility var(--t);
}
.back-to-top { bottom: 22px; background: var(--accent-grad); color: #04122b; box-shadow: 0 12px 30px rgba(58,134,255,.4); opacity: 0; visibility: hidden; transform: translateY(16px); }
.back-to-top.show { opacity: 1; visibility: visible; transform: none; }
.back-to-top:hover { transform: translateY(-4px); box-shadow: 0 18px 40px rgba(58,134,255,.55); }
.wa-float { bottom: 86px; background: #25d366; color: #04220f; box-shadow: 0 12px 30px rgba(37,211,102,.45); }
.wa-float:hover { transform: translateY(-4px) scale(1.05); color: #04220f; }
.wa-float[hidden] { display: none; }

/* ============================ 21. RESPONSIVE ============================ */
@media (max-width: 991.98px) {
  .nav-toggle { display: block; }
  .nav-cv-desktop { display: none; }
  .nav-panel {
    position: fixed; top: 0; right: 0; height: 100dvh; width: min(330px, 86vw);
    background: var(--surface-2); backdrop-filter: blur(20px) saturate(140%); -webkit-backdrop-filter: blur(20px) saturate(140%);
    border-left: 1px solid var(--border); display: flex; flex-direction: column; align-items: stretch; justify-content: flex-start; gap: 6px;
    padding: calc(var(--nav-h) + 22px) 26px 32px; transform: translateX(100%); transition: transform var(--t) var(--ease); z-index: 1090; overflow-y: auto;
  }
  .nav-panel.open { transform: translateX(0); box-shadow: -24px 0 70px rgba(0,0,0,.55); }
  .nav-list { flex-direction: column; align-items: stretch; gap: 4px; }
  .nav-link { padding: 13px 16px; font-size: 1.05rem; border-radius: 12px; }
  .nav-link::after { display: none; }
  .nav-link:hover, .nav-link.is-active { background: rgba(58,134,255,.12); }
  .nav-cv-inline { display: inline-flex; justify-content: center; margin-top: 16px; padding: 12px 18px; font-size: .96rem; }

  .hero-copy { text-align: center; }
  .hero-cta, .hero-social, .badge-available { justify-content: center; }
  .hero-social { display: inline-flex; }
  .hero-desc { margin-left: auto; margin-right: auto; }
  .hero-figure { margin-top: 46px; }

  /* Timeline becomes single column on the left */
  .timeline::before { left: 22px; }
  .tl-item, .tl-item:nth-child(even), .tl-item:nth-child(odd) { width: 100%; left: 0; padding: 0 0 40px 58px; }
  .tl-item .tl-dot, .tl-item:nth-child(odd) .tl-dot, .tl-item:nth-child(even) .tl-dot { left: 14px; right: auto; }

  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 767.98px) {
  .pmodal-cols { grid-template-columns: 1fr; gap: 16px; }
  .cta-box { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 575.98px) {
  .about-cards { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 26px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .hero-cta .btn { flex: 1 1 auto; }
  .tech-chip { font-size: .68rem; padding: 5px 10px; }
  .chip-html { left: -3%; } .chip-css { right: -5%; } .chip-js { left: -5%; }
  .chip-php { right: -2%; } .chip-laravel { right: -3%; } .chip-mysql { left: -3%; }
  .filters { gap: 8px; }
  .filter-btn { padding: 8px 15px; font-size: .84rem; }
  .back-to-top, .wa-float { right: 16px; width: 48px; height: 48px; }
}

/* Larger desktops — scale up spacing a touch */
@media (min-width: 1400px) { :root { --container-max: 1240px; } }

/* ============================ 22. REDUCED MOTION ============================ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important; animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  [data-reveal] { opacity: 1 !important; transform: none !important; }
  .orb, .bg-grid, .rotating-border, .cursor-glow, .pulse-dot::after, .wheel, .road-step.is-current .road-node { animation: none !important; }
  .type-caret { animation: none !important; }
}