/* ════════════════════════════════════════════════════════════
   VISHAL MISTRY PORTFOLIO — style.css
   Author  : GitHub Copilot (for Vishal Mistry)
   W3C     : Valid HTML5 / CSS3
   SEO     : Semantic landmarks, focus styles, skip-links
   ════════════════════════════════════════════════════════════ */

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   1. DESIGN TOKENS  (change one variable → entire site updates)
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
:root {
  /* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
     DESIGN TOKENS — Purple Brand System (light mode default)
     ► To retheme: swap --clr-accent + --clr-accent-light only.
     ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

  /* ── BRAND / ACCENT COLOURS ──────────────────────────────────── */
  --clr-primary:        #5c3494;      /* Deep purple (from shared image)     */
  --clr-primary-rgb:    92, 52, 148;
  --clr-accent:         #5c3494;      /* ← swap here to rebrand instantly    */
  --clr-accent-rgb:     92, 52, 148;
  --clr-accent-dark:    #4a2878;      /* darker shade — hover/pressed        */
  --clr-accent-deeper:  #3a1f60;      /* deepest — active states             */
  --clr-accent-light:   #ede8f8;      /* tinted accent surface (light mode)  */
  --clr-accent-mid:     #c9b8e8;      /* mid accent for borders/chips        */
  --clr-hover:          #4a2878;      /* button hover (= accent-dark)        */
  --clr-star:           #f5a623;      /* testimonial star rating             */
  --clr-white:          #ffffff;
  --clr-dark:           #0a0a0f;

  /* ── BACKGROUNDS (light mode) ────────────────────────────────── */
  --bg-base:            #faf9ff;      /* very light lavender-white           */
  --bg-base-rgb:        250, 249, 255;
  --bg-alt:             #f0ebfb;      /* soft purple-tinted alternate        */
  --bg-dark:            #1a0e2e;      /* deep purple-dark (footer / contact) */
  --bg-card:            #ffffff;
  --bg-card-hover:      #f5f0ff;

  /* ── OVERLAYS ────────────────────────────────────────────────── */
  --overlay-dark:        rgba(26,10,46,0.75);  /* portfolio image overlay    */
  --overlay-hero-1:      rgba(var(--clr-primary-rgb),0.07);
  --overlay-hero-2:      rgba(var(--clr-primary-rgb),0.04);

  /* ── TEXT (light mode) ───────────────────────────────────────── */
  --txt-primary:        #1a0e2e;      /* deep purple-black headings          */
  --txt-secondary:      #5a5070;      /* purple-tinted body copy             */
  --txt-muted:          #9a8fb0;      /* captions / labels                   */
  --txt-light:          rgba(255,255,255,0.90);
  --txt-light-muted:    rgba(255,255,255,0.60);
  --txt-light-faint:    rgba(255,255,255,0.42);
  --txt-light-hint:     rgba(255,255,255,0.36);

  /* ── BORDERS (light mode) ────────────────────────────────────── */
  --border-color:        rgba(92,52,148,0.12);
  --border-strong:       rgba(92,52,148,0.25);
  --border-light:        rgba(255,255,255,0.14);
  --border-light-mid:    rgba(255,255,255,0.18);
  --border-light-strong: rgba(255,255,255,0.50);

  /* ── SHADOWS ─────────────────────────────────────────────────── */
  --shadow-sm:   0 2px 8px  rgba(92,52,148,0.08);
  --shadow-md:   0 8px 32px rgba(92,52,148,0.14);
  --shadow-lg:   0 20px 60px rgba(92,52,148,0.18);
  --shadow-hero: 0 30px 80px rgba(92,52,148,0.22);
  --shadow-send: 0 8px 24px rgba(255,255,255,0.12);

  /* ── TYPOGRAPHY ──────────────────────────────────────────────── */
  --ff-sans:    'Inter', system-ui, -apple-system, sans-serif;
  --ff-serif:   'Playfair Display', Georgia, serif;
  --fs-base:    1rem;
  --lh-base:    1.65;

  /* ── SPACING ─────────────────────────────────────────────────── */
  --section-pad:    6rem;
  --section-pad-sm: 4rem;

  /* ── RADIUS ──────────────────────────────────────────────────── */
  --radius-xs:   4px;
  --radius-sm:   6px;
  --radius-md:   12px;
  --radius-lg:   24px;
  --radius-xl:   40px;
  --radius-full: 9999px;

  /* ── TRANSITIONS ─────────────────────────────────────────────── */
  --ease:      cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-out:  cubic-bezier(0.16, 1,    0.3,  1);
  --dur-fast:  0.18s;
  --dur-base:  0.30s;
  --dur-slow:  0.55s;

  /* ── LAYOUT ──────────────────────────────────────────────────── */
  --navbar-h: 72px;
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   1b. DARK MODE TOKENS  [data-theme="dark"]
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
[data-theme="dark"] {
  /* ── BRAND stays purple, brightened for dark bg ── */
  --clr-primary:        #9d6fe8;      /* bright lavender-purple              */
  --clr-primary-rgb:    157, 111, 232;
  --clr-accent:         #9d6fe8;
  --clr-accent-rgb:     157, 111, 232;
  --clr-accent-dark:    #b98df0;      /* lighter hover on dark bg            */
  --clr-accent-deeper:  #c9a8ff;
  --clr-accent-light:   rgba(157,111,232,0.14);
  --clr-accent-mid:     rgba(157,111,232,0.35);
  --clr-hover:          #b98df0;

  /* ── BACKGROUNDS (dark mode) ─────────────────────────────────── */
  --bg-base:            #0f0b1a;      /* very dark purple-black              */
  --bg-base-rgb:        15, 11, 26;
  --bg-alt:             #160d28;      /* slightly lighter section            */
  --bg-dark:            #0a0712;      /* deepest — footer/contact            */
  --bg-card:            #1e1530;      /* card surface                        */
  --bg-card-hover:      #261c3c;      /* card hover                          */

  /* ── OVERLAYS ────────────────────────────────────────────────── */
  --overlay-dark:        rgba(0,0,0,0.78);
  --overlay-hero-1:      rgba(157,111,232,0.09);
  --overlay-hero-2:      rgba(157,111,232,0.05);

  /* ── TEXT (dark mode) ────────────────────────────────────────── */
  --txt-primary:        #ede8ff;      /* near-white lavender                 */
  --txt-secondary:      #b8a8d8;      /* muted lavender body                 */
  --txt-muted:          #7a6a9a;

  /* ── BORDERS (dark mode) ─────────────────────────────────────── */
  --border-color:        rgba(157,111,232,0.18);
  --border-strong:       rgba(157,111,232,0.32);

  /* ── SHADOWS (dark mode) ─────────────────────────────────────── */
  --shadow-sm:   0 2px 8px  rgba(0,0,0,0.30);
  --shadow-md:   0 8px 32px rgba(0,0,0,0.40);
  --shadow-lg:   0 20px 60px rgba(0,0,0,0.50);
  --shadow-hero: 0 30px 80px rgba(0,0,0,0.60);
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   2. RESET / BASE
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--navbar-h);
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--ff-sans);
  font-size: var(--fs-base);
  line-height: var(--lh-base);
  color: var(--txt-primary);
  background-color: var(--bg-base);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, video { max-width: 100%; display: block; }

a {
  color: var(--clr-primary);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease);
}

a:hover { color: var(--clr-accent); }

/* Focus visible — accessibility */
:focus-visible {
  outline: 2px solid var(--clr-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* Selection */
::selection { background: var(--clr-primary); color: var(--clr-white); }

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   3. UTILITY CLASSES
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.section-pad { padding-block: var(--section-pad); }
.bg-section-alt  { background-color: var(--bg-alt); }
.bg-section-dark { background-color: var(--bg-dark); }

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-primary);
  margin-bottom: 0.75rem;
}
.section-tag--light { color: var(--txt-light-muted); }

.section-heading {
  font-family: var(--ff-sans);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--txt-primary);
  margin-bottom: 1rem;
}
.section-heading em {
  font-style: normal;
  position: relative;
  display: inline-block;
}
.section-heading em::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--clr-primary);
  border-radius: var(--radius-full);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.6s var(--ease-out) 0.3s;
}
.section-heading.aos-animate em::after,
.section-heading em::after { transform: scaleX(1); }

.section-sub {
  font-size: 1rem;
  color: var(--txt-secondary);
  max-width: 54ch;
}

.text-white-60 { color: var(--txt-light-muted) !important; }

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   4. NAVBAR
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.navbar {
  min-height: var(--navbar-h);
  background-color: rgba(var(--bg-base-rgb), 0.82);
  backdrop-filter: blur(18px) saturate(180%);
  -webkit-backdrop-filter: blur(18px) saturate(180%);
  border-bottom: 1px solid var(--border-color);
  transition: background var(--dur-base) var(--ease),
              box-shadow var(--dur-base) var(--ease);
  z-index: 1040;
}

/* Fixed navbar must allow content to grow */
.navbar.fixed-top {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
}

/* Critical: Allow collapse to wrap on mobile */
.navbar > .container-fluid {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
}
.navbar.scrolled {
  background-color: rgba(var(--bg-base-rgb), 0.96);
  box-shadow: var(--shadow-md);
}

/* Brand box */
.brand-box {
  display: inline-flex;
  align-items: center;
  gap: 0;
  background-color: var(--clr-primary);
  color: var(--clr-white) !important;
  padding: 0.45rem 0.95rem;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  transition: transform var(--dur-fast) var(--ease),
              background var(--dur-fast) var(--ease);
}
.brand-box:hover { transform: scale(1.04); background-color: var(--clr-hover); }
.brand-there { font-weight: 300; margin-left: 2px; }
.brand-box--sm { font-size: 0.8rem; padding: 0.35rem 0.75rem; }

/* Nav links */
.nav-gap { gap: 0.25rem; }
.navbar-nav .nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--txt-secondary) !important;
  padding: 0.4rem 0.75rem !important;
  border-radius: var(--radius-sm);
  position: relative;
  transition: color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
}
.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--clr-primary);
  border-radius: var(--radius-full);
  transform: translateX(-50%);
  transition: width var(--dur-base) var(--ease-out);
}
.navbar-nav .nav-link:hover {
  color: var(--clr-primary) !important;
}
.navbar-nav .nav-link.active {
  color: var(--clr-primary) !important;
  font-weight: 700 !important;
  background: rgba(var(--clr-primary-rgb), 0.10) !important;
  border-radius: var(--radius-full) !important;
}
.navbar-nav .nav-link:hover::after { width: 60%; }
.navbar-nav .nav-link.active::after {
  width: 60%;
  height: 3px;
  background: var(--clr-primary);
  box-shadow: 0 0 6px rgba(var(--clr-primary-rgb), 0.5);
}

/* Hire Me button */
.btn-hire {
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.45rem 1.25rem;
  border: 2px solid var(--clr-primary);
  border-radius: var(--radius-full);
  color: var(--clr-primary);
  background: transparent;
  transition:
    background   var(--dur-fast) var(--ease-out),
    color        var(--dur-fast) var(--ease-out),
    box-shadow   var(--dur-fast) var(--ease-out),
    transform    var(--dur-fast) var(--ease-out);
}
.btn-hire:hover {
  background: var(--clr-primary);
  color: var(--clr-white);
  box-shadow: 0 4px 14px rgba(var(--clr-primary-rgb), 0.35);
  transform: translateY(-1px);
}

/* Hamburger - using Bootstrap's native toggler */
.navbar-toggler {
  border: 1px solid var(--clr-primary);
  padding: 8px 10px;
  background: transparent;
  cursor: pointer;
  position: relative;
  z-index: 1050;
  border-radius: var(--radius-sm);
}

.navbar-toggler:focus { 
  box-shadow: 0 0 0 3px rgba(var(--clr-primary-rgb), 0.25);
  outline: none;
}

/* Custom hamburger icon color */
.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%235c3494' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

/* Dark theme hamburger */
[data-theme="dark"] .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%239d6fe8' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

/* Show toggler only on mobile */
@media (min-width: 992px) {
  .navbar-toggler {
    display: none !important;
  }
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   5. HERO SECTION
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.hero-section {
  min-height: 100svh;
  padding-top: var(--navbar-h);
  background-color: var(--bg-base);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
}

/* Decorative background shape */
.hero-bg-shape {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 60% 80% at 75% 50%, var(--overlay-hero-1) 0%, transparent 70%),
    radial-gradient(ellipse 40% 50% at 20% 80%, var(--overlay-hero-2) 0%, transparent 60%);
}

.hero-row { min-height: calc(100svh - var(--navbar-h)); padding-block: 3rem; }

/* Left content */
.hero-content { padding-right: 2rem; }

.hero-greeting {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--txt-muted);
  margin-bottom: 1.25rem;
}
.greeting-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--clr-primary);
  border-radius: var(--radius-full);
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50%       { transform: scale(1.6); opacity: 0.5; }
}

.hero-heading {
  font-size: clamp(2.8rem, 8vw, 6rem);
  font-weight: 900;
  line-height: 1.0;
  letter-spacing: -0.03em;
  color: var(--txt-primary);
  margin-bottom: 1rem;
}
.hero-im {
  font-weight: 300;
  font-size: 0.42em;
  display: block;
  letter-spacing: 0;
  margin-bottom: 0.1em;
  color: var(--txt-secondary);
}
.hero-name {
  display: block;
  background: linear-gradient(135deg, var(--clr-primary) 0%, var(--clr-hover) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(0.85rem, 2vw, 1rem);
  font-weight: 500;
  color: var(--txt-secondary);
  letter-spacing: 0.03em;
  margin-bottom: 1rem;
}
.hero-subtitle .divider {
  margin-inline: 0.5rem;
  color: var(--txt-muted);
  opacity: 0.5;
}

.hero-desc {
  font-size: 0.95rem;
  color: var(--txt-secondary);
  max-width: 46ch;
  line-height: 1.7;
}

/* Hero buttons */
/* ─────────────────────────────────────────────
   UNIFIED CTA BUTTON SYSTEM
   btn-hero-primary  ·  btn-hero-outline
───────────────────────────────────────────── */

/* Shared base */
.btn-hero-primary,
.btn-hero-outline,
.btn-hero {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  padding: 0.75rem 1.8rem;
  border-radius: var(--radius-full);
  border: 2px solid transparent;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition:
    background   var(--dur-base) var(--ease-out),
    color        var(--dur-base) var(--ease-out),
    border-color var(--dur-base) var(--ease-out),
    box-shadow   var(--dur-base) var(--ease-out),
    transform    var(--dur-base) var(--ease-out);
}

/* ── Primary — solid filled ── */
.btn-hero-primary {
  background: var(--clr-primary);
  color: #fff !important;
  border-color: var(--clr-primary);
  box-shadow: 0 4px 18px rgba(var(--clr-primary-rgb), 0.32);
}
.btn-hero-primary:hover {
  background: var(--clr-hover);
  border-color: var(--clr-hover);
  color: #fff !important;
  transform: translateY(-3px);
  box-shadow: 0 10px 28px rgba(var(--clr-primary-rgb), 0.45);
}
.btn-hero-primary:active {
  transform: translateY(-1px) scale(0.97);
  box-shadow: 0 4px 14px rgba(var(--clr-primary-rgb), 0.35);
}

/* ── Ghost / Outline — light-bg default ── */
.btn-hero-outline {
  background: transparent;
  color: var(--txt-primary);
  border-color: var(--border-color);
}
.btn-hero-outline:hover {
  background: var(--clr-primary);
  border-color: var(--clr-primary);
  color: #fff !important;
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(var(--clr-primary-rgb), 0.30);
}
.btn-hero-outline:active {
  transform: translateY(-1px) scale(0.97);
}

/* Ghost auto-adapts on dark-bg sections */
.uiux-hero .btn-hero-outline,
.uiux-cta  .btn-hero-outline,
.bg-section-dark .btn-hero-outline {
  color: rgba(255, 255, 255, 0.82);
  border-color: rgba(255, 255, 255, 0.28);
}
.uiux-hero .btn-hero-outline:hover,
.uiux-cta  .btn-hero-outline:hover,
.bg-section-dark .btn-hero-outline:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.55);
  color: #fff !important;
  box-shadow: none;
  transform: translateY(-3px);
}

/* Stats */
.hero-stats { gap: 1.5rem; }
.stat-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.1rem;
}
.stat-number {
  font-size: clamp(1.6rem, 4vw, 2rem);
  font-weight: 900;
  color: var(--txt-primary);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.stat-plus {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--txt-primary);
}
.stat-label {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--txt-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border-color);
  align-self: center;
}

/* Hero image */
.hero-image-col { position: relative; display: flex; justify-content: flex-end; }
.hero-image-wrapper {
  position: relative;
  display: inline-block;
  max-width: 520px;
  width: 100%;
}

.hero-image-bg {
  position: absolute;
  bottom: -20px;
  right: -20px;
  width: 85%;
  height: 85%;
  background: var(--bg-alt);
  border-radius: var(--radius-xl);
  z-index: 0;
}
.hero-image-ring {
  position: absolute;
  top: -16px;
  left: -16px;
  width: 80px;
  height: 80px;
  border: 2px solid var(--clr-primary);
  border-radius: var(--radius-full);
  opacity: 0.12;
  animation: spin-ring 12s linear infinite;
}
@keyframes spin-ring { to { transform: rotate(360deg); } }

.hero-photo {
  position: relative;
  z-index: 1;
  width: 100%;
  height: auto;
  max-height: 620px;
  object-fit: cover;
  object-position: center top;
  border-radius: var(--radius-lg);
  filter: grayscale(100%) contrast(1.05);
  box-shadow: var(--shadow-hero);
  transition: filter var(--dur-slow) var(--ease);
}
.hero-photo:hover { filter: grayscale(0%) contrast(1.0); }

/* Avatar fallback */
.hero-avatar-fallback,
.about-photo-fallback {
  width: 100%;
  min-height: 480px;
  background: var(--bg-alt);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5rem;
  font-weight: 900;
  color: var(--clr-primary);
  letter-spacing: -0.05em;
  position: relative;
  z-index: 1;
  box-shadow: var(--shadow-hero);
}

/* Floating cards */
.float-card {
  position: absolute;
  z-index: 2;
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 0.7rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  font-weight: 600;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  animation: float-y 4s ease-in-out infinite;
}
.float-card i { font-size: 1rem; }
.float-card--tl { top: 8%; left: -12%; animation-delay: 0s; }
.float-card--br { bottom: 12%; right: -8%; animation-delay: 2s; }
@keyframes float-y {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-8px); }
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  opacity: 0.45;
  animation: fade-scroll 3s ease-in-out infinite;
}
@keyframes fade-scroll {
  0%, 100% { opacity: 0.45; transform: translateX(-50%) translateY(0); }
  50%       { opacity: 0.9;  transform: translateX(-50%) translateY(4px); }
}
.scroll-label { font-size: 0.65rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; }
.scroll-line {
  width: 1px;
  height: 36px;
  background: var(--clr-primary);
  position: relative;
  overflow: hidden;
}
.scroll-dot {
  display: block;
  width: 100%;
  height: 50%;
  background: rgba(var(--clr-primary-rgb), 0.40);
  animation: scroll-line 2s ease-in-out infinite;
}
@keyframes scroll-line {
  0%   { transform: translateY(-100%); }
  100% { transform: translateY(200%); }
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   6. SERVICES
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 2rem 1.6rem;
  position: relative;
  overflow: hidden;
  cursor: default;
  transition: transform var(--dur-base) var(--ease-out),
              box-shadow var(--dur-base) var(--ease-out),
              background var(--dur-base) var(--ease);
}
.service-card::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 100%; height: 3px;
  background: var(--clr-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-base) var(--ease-out);
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  background: var(--bg-card-hover);
}
.service-card:hover::before { transform: scaleX(1); }

.service-icon {
  width: 52px;
  height: 52px;
  background: var(--bg-alt);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 1.25rem;
  transition: background var(--dur-base) var(--ease), transform var(--dur-base) var(--ease);
}
.service-card:hover .service-icon {
  background: var(--clr-primary);
  color: var(--clr-white);
  transform: rotate(-4deg) scale(1.05);
}

.service-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--txt-primary);
}
.service-desc {
  font-size: 0.875rem;
  color: var(--txt-secondary);
  line-height: 1.65;
  margin: 0;
}
.service-number {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  font-size: 1.75rem;
  font-weight: 900;
  color: var(--border-color);
  line-height: 1;
  font-variant-numeric: tabular-nums;
  transition: color var(--dur-base);
}
.service-card:hover .service-number { color: rgba(var(--clr-primary-rgb), 0.08); }

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   7. PORTFOLIO CARDS
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.portfolio-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform var(--dur-base) var(--ease-out),
              box-shadow var(--dur-base) var(--ease-out);
}
.portfolio-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.portfolio-img-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
}
.portfolio-card--wide .portfolio-img-wrap { aspect-ratio: 16 / 9; }

/* Placeholder when real images aren't present */
.portfolio-placeholder {
  width: 100%;
  height: 100%;
  background: hsl(var(--ph-hue, 0deg) 12% 88%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: hsl(var(--ph-hue, 0deg) 12% 50%);
  transition: transform var(--dur-slow) var(--ease);
}
.portfolio-card:hover .portfolio-placeholder { transform: scale(1.04); }

/* Overlay */
.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: var(--overlay-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--dur-base) var(--ease);
}
.portfolio-card:hover .portfolio-overlay { opacity: 1; }
.portfolio-overlay-content { transform: translateY(8px); transition: transform var(--dur-base) var(--ease); }
.portfolio-card:hover .portfolio-overlay-content { transform: translateY(0); }

.portfolio-body { padding: 1.25rem 1.4rem; }
.portfolio-tag {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--txt-muted);
  display: block;
  margin-bottom: 0.4rem;
}
.portfolio-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--txt-primary);
  margin-bottom: 0.4rem;
}
.portfolio-desc { font-size: 0.85rem; color: var(--txt-secondary); margin: 0; }

.tool-badge {
  font-size: 0.7rem;
  font-weight: 600;
  background: var(--bg-alt);
  color: var(--txt-secondary);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
}

/* Filter bar */
.btn-filter {
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--border-color);
  color: var(--txt-secondary);
  background: transparent;
  transition: all var(--dur-fast) var(--ease);
}
.btn-filter:hover,
.btn-filter.active {
  background: var(--clr-primary);
  border-color: var(--clr-primary);
  color: var(--clr-white);
}

.btn-load-more {
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.75rem 1.8rem;
  border: 2px solid var(--border-color);
  color: var(--txt-primary);
  background: transparent;
  transition:
    background   var(--dur-base) var(--ease-out),
    color        var(--dur-base) var(--ease-out),
    border-color var(--dur-base) var(--ease-out),
    box-shadow   var(--dur-base) var(--ease-out),
    transform    var(--dur-base) var(--ease-out);
}
.btn-load-more:hover {
  background: var(--clr-primary);
  border-color: var(--clr-primary);
  color: var(--clr-white);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(var(--clr-primary-rgb), 0.30);
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   8. ABOUT SECTION
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.about-image-wrapper {
  position: relative;
  display: inline-block;
  width: 100%;
  max-width: 440px;
}
.about-deco-ring {
  position: absolute;
  top: -20px; left: -20px;
  width: 120px; height: 120px;
  border: 2px dashed var(--clr-primary);
  border-radius: var(--radius-full);
  opacity: 0.15;
  animation: spin-ring 18s linear infinite reverse;
}
.about-deco-dots {
  position: absolute;
  bottom: -20px; right: -20px;
  width: 90px; height: 90px;
  background-image: radial-gradient(var(--clr-primary) 1.5px, transparent 1.5px);
  background-size: 12px 12px;
  opacity: 0.12;
}

.about-photo {
  width: 100%;
  border-radius: var(--radius-lg);
  filter: grayscale(100%) contrast(1.05);
  object-fit: cover;
  object-position: top center;
  box-shadow: var(--shadow-hero);
  transition: filter var(--dur-slow) var(--ease);
  position: relative;
  z-index: 1;
}
.about-photo:hover { filter: grayscale(0%); }

.about-badge {
  position: absolute;
  bottom: 1.5rem;
  right: -1.25rem;
  background: var(--clr-primary);
  color: var(--clr-white);
  padding: 0.75rem 1.2rem;
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  box-shadow: var(--shadow-md);
  z-index: 2;
}
.about-badge-num {
  font-size: 1.5rem;
  font-weight: 900;
  line-height: 1;
}
.about-badge-text {
  font-size: 0.65rem;
  font-weight: 500;
  text-align: center;
  line-height: 1.3;
  opacity: 0.8;
  margin-top: 2px;
}

.about-text {
  color: var(--txt-secondary);
  line-height: 1.8;
  margin-bottom: 1rem;
}

/* Skill bars */
.skill-bar {
  height: 4px !important;
  background: var(--bg-alt) !important;
  border-radius: var(--radius-full) !important;
}
.skill-bar .progress-bar {
  background: var(--clr-primary) !important;
  border-radius: var(--radius-full) !important;
  width: 0;
  transition: width 1.2s var(--ease-out);
}
.skill-name { font-size: 0.85rem; font-weight: 600; }
.skill-pct  { font-size: 0.8rem; font-weight: 600; color: var(--txt-muted); }

/* Tool chips */
.tool-chip {
  display: inline-flex;
  align-items: center;
  font-size: 0.78rem;
  font-weight: 600;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--txt-primary);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  transition: all var(--dur-fast) var(--ease);
}
.tool-chip:hover {
  background: var(--clr-primary);
  color: var(--clr-white);
  border-color: var(--clr-primary);
  transform: translateY(-2px);
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   9. TESTIMONIALS
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.5rem 3rem;
  box-shadow: var(--shadow-sm);
}

.testimonial-stars { color: var(--clr-star); font-size: 1rem; margin-bottom: 1.25rem; gap: 0.2rem; display: flex; justify-content: center; }
.testimonial-text {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--txt-secondary);
  font-style: italic;
  margin-bottom: 1.5rem;
}
.testimonial-author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
}
.testimonial-avatar {
  width: 44px;
  height: 44px;
  background: var(--bg-alt);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
}
.testimonial-name  { display: block; font-size: 0.875rem; font-weight: 700; color: var(--txt-primary); }
.testimonial-role  { font-size: 0.75rem; color: var(--txt-muted); }

/* Custom carousel nav */
.carousel-control-btn {
  width: 40px;
  height: 40px;
  background: var(--bg-card);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--dur-fast) var(--ease);
}
.carousel-control-btn:hover {
  background: var(--clr-primary);
  border-color: var(--clr-primary);
  color: var(--clr-white);
}
.ind-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--border-color);
  border: none;
  padding: 0;
  transition: all var(--dur-fast) var(--ease);
  cursor: pointer;
}
.ind-dot.active,
.ind-dot:hover { background: var(--clr-primary); width: 20px; }

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   10. CONTACT SECTION
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.contact-intro { font-size: 0.95rem; line-height: 1.8; }

.contact-detail-item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  margin-bottom: 1.25rem;
}
.contact-detail-icon {
  width: 42px;
  height: 42px;
  background: rgba(255,255,255,0.08);  /* intentional: dark-section surface */
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--clr-white);
  flex-shrink: 0;
}
.contact-detail-label {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--txt-light-faint);
}
.contact-detail-value {
  color: var(--txt-light);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--dur-fast);
}
.contact-detail-value:hover { color: var(--clr-white); }

/* Social links (dark section) */
.social-link {
  width: 42px;
  height: 42px;
  background: rgba(255,255,255,0.08);  /* dark-section surface */
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--txt-light);
  transition: all var(--dur-fast) var(--ease);
}
.social-link:hover {
  background: var(--clr-white);
  color: var(--clr-dark);
  border-color: var(--clr-white);
  transform: translateY(-3px);
}

/* Contact form */
.contact-form { background: rgba(255,255,255,0.04); border-radius: var(--radius-lg); padding: 2rem; border: 1px solid var(--border-light); }
.contact-input {
  background: rgba(255,255,255,0.07) !important;  /* dark-section glass */
  border: 1px solid var(--border-light-mid) !important;
  color: var(--clr-white) !important;
  border-radius: var(--radius-md) !important;
  padding: 0.75rem 1rem !important;
  font-size: 0.875rem;
  transition: border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
}
.contact-input::placeholder { color: var(--txt-light-hint) !important; }
.contact-input:focus {
  background: rgba(255,255,255,0.11) !important;
  border-color: var(--border-light-strong) !important;
  box-shadow: none !important;
}
.contact-input option { background: var(--bg-dark); color: var(--clr-white); }

.btn-send {
  background: var(--clr-white);
  color: var(--clr-dark);
  border: 2px solid transparent;
  border-radius: var(--radius-full);
  padding: 0.8rem 1rem;
  font-size: 0.9rem;
  font-weight: 700;
  transition:
    background var(--dur-base) var(--ease-out),
    color      var(--dur-base) var(--ease-out),
    box-shadow var(--dur-base) var(--ease-out),
    transform  var(--dur-base) var(--ease-out);
}
.btn-send:hover {
  background: var(--bg-alt);
  color: var(--clr-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-send);
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   11. FOOTER
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.site-footer {
  background: var(--bg-dark);
  border-top: 1px solid rgba(255,255,255,0.06);  /* intentional: subtle dark-section divider */
  padding-block: 1.75rem;
}
.footer-inner { gap: 1rem; }
.footer-name { font-size: 0.85rem; color: var(--txt-light-muted); }
.footer-copy { font-size: 0.8rem; color: var(--txt-light-hint); text-align: center; }
.footer-copy .bi-heart-fill { font-size: 0.7rem; }

.footer-social-link {
  width: 34px;
  height: 34px;
  background: rgba(255,255,255,0.06);  /* dark-section subtle fill */
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  color: var(--txt-light-faint);
  transition: all var(--dur-fast) var(--ease);
}
.footer-social-link:hover {
  background: rgba(255,255,255,0.14);
  color: var(--clr-white);
  transform: translateY(-2px);
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   12. BACK TO TOP
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.back-to-top {
  position: fixed;
  bottom: 1.75rem;
  right: 1.75rem;
  z-index: 999;
  width: 44px;
  height: 44px;
  background: var(--clr-primary);
  color: var(--clr-white);
  border: none;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all var(--dur-base) var(--ease-out);
  box-shadow: var(--shadow-md);
}
.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-to-top:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   9. DESIGN PROCESS SECTION
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

/* ── SVG illustration colour tokens ── */
.pcard-illus svg .pi-bg-circle     { fill: var(--clr-accent-light); }
.pcard-illus svg .pi-accent-fill   { fill: var(--clr-primary); }
.pcard-illus svg .pi-stroke        { stroke: var(--txt-primary); }
.pcard-illus svg .pi-accent-stroke { stroke: var(--clr-primary); }
.pcard-illus svg .pi-card-rect     { stroke: var(--border-strong); fill: var(--bg-card); }

/* ── Section ── */
.process-section {
  background-color: var(--bg-base);
  position: relative;
  overflow: hidden;
}
.process-section::before {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 70vw; height: 70vw;
  max-width: 800px; max-height: 800px;
  border-radius: var(--radius-full);
  background: radial-gradient(circle, rgba(var(--clr-primary-rgb), 0.055) 0%, transparent 65%);
  pointer-events: none;
}

/* ── Grid ── */
.process-grid {
  display: flex;
  align-items: stretch;
  gap: 0;
}

/* ── Step wrap (card + arrow) ── */
.process-step-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  min-width: 0;
}

/* ── Card ── */
.pcard {
  flex: 1;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.25rem 1rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition:
    transform var(--dur-base) var(--ease-out),
    box-shadow var(--dur-base) var(--ease-out),
    border-color var(--dur-base) var(--ease);
}

/* Gradient bottom accent bar */
.pcard::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--clr-primary), var(--clr-hover));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-base) var(--ease-out);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}
.pcard:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(var(--clr-primary-rgb), 0.28);
  z-index: 2;
}
.pcard:hover::after { transform: scaleX(1); }

/* Ghost step number (decorative bg) */
.pcard-ghost {
  position: absolute;
  top: 0.5rem; left: 50%;
  transform: translateX(-50%);
  font-size: 5.5rem;
  font-weight: 900;
  line-height: 1;
  color: var(--clr-primary);
  opacity: 0.05;
  pointer-events: none;
  user-select: none;
  letter-spacing: -0.04em;
  transition: opacity var(--dur-base) var(--ease);
  z-index: 0;
}
.pcard:hover .pcard-ghost { opacity: 0.10; }

/* Illustration */
.pcard-illus {
  width: 108px; height: 108px;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
  transition: transform var(--dur-slow) var(--ease-out);
  margin-bottom: 1rem;
}
.pcard:hover .pcard-illus { transform: translateY(-5px) scale(1.07); }
.pcard-illus svg { width: 100%; height: 100%; }

/* Per-step bg circle tint */
.pcard-illus--discover .pi-bg-circle { fill: color-mix(in srgb, var(--clr-primary) 10%, var(--bg-card)); }
.pcard-illus--define   .pi-bg-circle { fill: color-mix(in srgb, var(--clr-primary) 12%, var(--bg-card)); }
.pcard-illus--ideate   .pi-bg-circle { fill: color-mix(in srgb, var(--clr-primary) 15%, var(--bg-card)); }
.pcard-illus--design   .pi-bg-circle { fill: color-mix(in srgb, var(--clr-primary) 17%, var(--bg-card)); }
.pcard-illus--test     .pi-bg-circle { fill: color-mix(in srgb, var(--clr-primary) 12%, var(--bg-card)); }
.pcard-illus--deliver  .pi-bg-circle { fill: color-mix(in srgb, var(--clr-primary) 20%, var(--bg-card)); }

@supports not (color: color-mix(in srgb, red 10%, blue)) {
  .pcard-illus .pi-bg-circle { fill: var(--clr-accent-light); }
}

/* Card body content */
.pcard-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  z-index: 1;
  width: 100%;
}

/* Step badge */
.pcard-step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px; height: 28px;
  border-radius: var(--radius-full);
  background: rgba(var(--clr-primary-rgb), 0.10);
  border: 1.5px solid rgba(var(--clr-primary-rgb), 0.22);
  font-size: 0.62rem;
  font-weight: 800;
  color: var(--clr-primary);
  letter-spacing: 0.04em;
  margin-bottom: 0.6rem;
  transition: background var(--dur-fast), border-color var(--dur-fast), color var(--dur-fast);
}
.pcard:hover .pcard-step {
  background: var(--clr-primary);
  border-color: var(--clr-primary);
  color: var(--clr-white);
}

/* Title */
.pcard-title {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--txt-primary);
  margin-bottom: 0.7rem;
  letter-spacing: -0.01em;
  transition: color var(--dur-fast);
}
.pcard:hover .pcard-title { color: var(--clr-primary); }

/* Pills */
.pcard-pills {
  list-style: none;
  padding: 0; margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.28rem;
  justify-content: center;
}
.pcard-pills li {
  font-size: 0.60rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--clr-primary);
  background: rgba(var(--clr-primary-rgb), 0.09);
  border: 1px solid rgba(var(--clr-primary-rgb), 0.16);
  padding: 0.16rem 0.5rem;
  border-radius: var(--radius-full);
  transition: background var(--dur-fast), color var(--dur-fast), border-color var(--dur-fast);
}
.pcard:hover .pcard-pills li {
  background: var(--clr-primary);
  color: var(--clr-white);
  border-color: var(--clr-primary);
}

/* Arrow connector */
.process-arrow {
  width: 34px; height: 34px;
  flex-shrink: 0;
  color: rgba(var(--clr-primary-rgb), 0.28);
  display: flex;
  align-items: center;
  justify-content: center;
}
.process-arrow svg { width: 22px; height: 22px; }
.process-step-wrap:last-child .process-arrow { display: none; }

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   9b. DESIGN PROCESS — DARK MODE
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
[data-theme="dark"] .pcard {
  background: var(--bg-card);
  border-color: var(--border-color);
}
[data-theme="dark"] .pcard:hover {
  border-color: rgba(var(--clr-primary-rgb), 0.40);
  box-shadow: 0 22px 64px rgba(0, 0, 0, 0.55);
}
[data-theme="dark"] .pcard-illus svg .pi-bg-circle  { fill: rgba(var(--clr-primary-rgb), 0.13); }
[data-theme="dark"] .pcard-illus svg .pi-card-rect  { stroke: var(--border-color); fill: rgba(var(--clr-primary-rgb), 0.08); }
[data-theme="dark"] .pcard-illus--discover .pi-bg-circle,
[data-theme="dark"] .pcard-illus--define   .pi-bg-circle,
[data-theme="dark"] .pcard-illus--ideate   .pi-bg-circle,
[data-theme="dark"] .pcard-illus--design   .pi-bg-circle,
[data-theme="dark"] .pcard-illus--test     .pi-bg-circle,
[data-theme="dark"] .pcard-illus--deliver  .pi-bg-circle { fill: rgba(var(--clr-primary-rgb), 0.13); }
[data-theme="dark"] .pcard-pills li {
  background: rgba(var(--clr-primary-rgb), 0.13);
  border-color: rgba(var(--clr-primary-rgb), 0.26);
}
[data-theme="dark"] .pcard:hover .pcard-pills li {
  background: var(--clr-primary);
  color: var(--clr-white);
  border-color: var(--clr-primary);
}
[data-theme="dark"] .process-arrow { color: rgba(var(--clr-primary-rgb), 0.22); }

/* ── Responsive ── */
@media (max-width: 1199.98px) {
  .pcard { padding: 2rem 0.85rem 1.75rem; }
  .pcard-illus { width: 90px; height: 90px; }
  .pcard-ghost { font-size: 4.5rem; }
  .process-arrow { width: 26px; }
  .process-arrow svg { width: 18px; height: 18px; }
}
@media (max-width: 991.98px) {
  .pcard { padding: 1.75rem 0.7rem 1.5rem; }
  .pcard-illus { width: 76px; height: 76px; }
  .pcard-ghost { font-size: 3.5rem; }
  .pcard-title { font-size: 0.85rem; }
  .process-arrow { width: 20px; }
  .process-arrow svg { width: 14px; height: 14px; }
}
@media (max-width: 767.98px) {
  .process-grid { flex-direction: column; gap: 0; }
  .process-step-wrap { flex-direction: column; align-items: stretch; }
  .pcard {
    flex-direction: row;
    text-align: left;
    padding: 1.25rem;
    gap: 1rem;
    align-items: flex-start;
  }
  .pcard-illus { flex-shrink: 0; margin-bottom: 0; width: 72px; height: 72px; }
  .pcard-ghost { top: -0.25rem; font-size: 3rem; }
  .pcard-body { align-items: flex-start; }
  .pcard-pills { justify-content: flex-start; }
  .process-arrow {
    width: 2px;
    height: 28px;
    align-self: center;
    background: repeating-linear-gradient(
      to bottom,
      rgba(var(--clr-primary-rgb), 0.28) 0,
      rgba(var(--clr-primary-rgb), 0.28) 5px,
      transparent 5px,
      transparent 11px
    );
  }
  .process-arrow svg { display: none; }
  .process-step-wrap:last-child .process-arrow { display: none; }
}
@media (max-width: 479.98px) {
  .pcard { padding: 1rem; gap: 0.75rem; }
  .pcard-illus { width: 60px; height: 60px; }
  .pcard-ghost { font-size: 2.5rem; }
}




/* Respect prefers-reduced-motion */




/* Respect prefers-reduced-motion */






/* Respect prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
  [data-aos] { opacity: 1 !important; transform: none !important; }
  html { scroll-behavior: auto; }
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   14. RESPONSIVE
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   NAVBAR RIGHT CONTROLS WRAPPER
   (theme toggle + hire me + hamburger)
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.navbar-right {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
}

/* Desktop (≥992px): collapse fills the centre, controls stay right */
@media (min-width: 992px) {
  .navbar-brand    { order: 1; }
  .navbar-collapse { 
    order: 2; 
    display: flex !important;  /* Always visible on desktop */
    flex-basis: auto;
  }
  .navbar-right    { order: 3; margin-left: auto; }
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   14. RESPONSIVE — MOBILE NAVBAR
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
@media (max-width: 991.98px) {
  :root { --section-pad: 4.5rem; --navbar-h: 64px; }

  /* Navbar container */
  .navbar { 
    height: auto; 
    min-height: var(--navbar-h);
  }

  /* Push right-controls to the far right */
  .navbar-right { margin-left: auto; }

  /* CRITICAL: Force the collapse to take full width and wrap to new row */
  .navbar-collapse {
    flex-basis: 100% !important;
    flex-grow: 1 !important;
    order: 99 !important;  /* Push to end */
  }

  /* Style the opened menu panel */
  .navbar-collapse.show {
    display: flex !important;
    flex-direction: column !important;
    width: 100% !important;
    background: var(--bg-base);
    border-top: 1px solid var(--border-color);
    border-bottom: 2px solid var(--clr-primary);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
    padding: 1rem 1.25rem 1.5rem;
    margin-top: 0.5rem;
    z-index: 1045;
    position: relative;
  }

  /* Collapsing state (animation) */
  .navbar-collapse.collapsing {
    display: block !important;
    height: 0;
    overflow: hidden;
    transition: height 0.35s ease;
  }

  /* Nav links inside open menu */
  .navbar-collapse .navbar-nav { 
    flex-direction: column !important; 
    width: 100% !important;
    gap: 0.25rem; 
  }
  
  .navbar-collapse .nav-link {
    padding: 0.75rem 1rem !important;
    border-radius: var(--radius-md) !important;
    font-size: 0.95rem !important;
    font-weight: 600 !important;
    color: var(--txt-primary) !important;
  }
  
  .navbar-collapse .nav-link:hover { 
    background: rgba(var(--clr-primary-rgb), 0.08) !important; 
  }
  
  .navbar-collapse .nav-link.active { 
    background: rgba(var(--clr-primary-rgb), 0.13) !important;
    color: var(--clr-primary) !important;
  }
  
  .navbar-collapse .nav-link::after { display: none !important; }

  /* ── General layout ── */
  .hero-content { padding-right: 0; text-align: center; }
  .hero-greeting { justify-content: center; }
  .hero-desc { margin-inline: auto; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-image-col { justify-content: center; margin-top: 2.5rem; }
  .hero-image-wrapper { max-width: 380px; }
  .float-card--tl { left: -4%; }
  .float-card--br { right: -4%; }
  .about-image-wrapper { max-width: 360px; margin-inline: auto; }
  .about-badge { right: 0; }
  .contact-form { padding: 1.5rem; }
  .testimonial-card { padding: 2rem 1.5rem; }
}

/* ── Mobile Large (≤ 768px) ── */
@media (max-width: 767.98px) {
  :root { --section-pad: 3.5rem; }

  .hero-row { padding-block: 2rem; }
  .hero-image-wrapper { max-width: 300px; }
  .float-card--tl { display: none; }
  .float-card--br { display: none; }

  .service-card { padding: 1.5rem; }
  .portfolio-body { padding: 1rem 1.1rem; }

  .about-image-wrapper { max-width: 300px; }
  .about-badge { right: 0.5rem; bottom: 0.5rem; }

  .testimonial-card { padding: 1.5rem 1.25rem; }

  .contact-form { padding: 1.25rem; }
  .back-to-top { bottom: 1rem; right: 1rem; }
}

/* ── Mobile Small (≤ 480px) ── */
@media (max-width: 479.98px) {
  :root { --section-pad: 3rem; }

  .hero-heading { letter-spacing: -0.02em; }
  .hero-stats .stat-divider { display: none; }
  .hero-stats { gap: 1.25rem; }
  .stat-item { align-items: center; }

  .service-card { padding: 1.25rem; }

  .scroll-indicator { display: none; }

  .contact-form { padding: 1rem; }
  .footer-inner { text-align: center; }
}

/* ── Large screens ── */
@media (min-width: 1400px) {
  :root { --section-pad: 7rem; }
  .hero-row { padding-block: 4rem; }
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   15. DARK MODE TOGGLE BUTTON
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.btn-theme-toggle {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--border-color);
  background: var(--bg-card);
  color: var(--txt-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--dur-base) var(--ease-out);
  flex-shrink: 0;
}
.btn-theme-toggle:hover {
  background: var(--clr-primary);
  color: var(--clr-white);
  border-color: var(--clr-primary);
  transform: rotate(20deg) scale(1.08);
}
.btn-theme-toggle .icon-sun  { display: none; }
.btn-theme-toggle .icon-moon { display: block; }
[data-theme="dark"] .btn-theme-toggle .icon-sun  { display: block; }
[data-theme="dark"] .btn-theme-toggle .icon-moon { display: none; }

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   16. PORTFOLIO REAL IMAGES
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.portfolio-img-wrap img.portfolio-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform var(--dur-slow) var(--ease);
}
.portfolio-card:hover .portfolio-thumb { transform: scale(1.06); }

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   17. DARK MODE — COMPONENT OVERRIDES
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

/* ── Transition all theme-sensitive elements smoothly ── */
body,
.navbar,
.service-card,
.portfolio-card,
.testimonial-card,
.float-card,
.tool-chip,
.tool-badge,
.contact-form,
.contact-input,
.carousel-control-btn,
.btn-filter,
.btn-hire,
.btn-hero,
.btn-hero-primary,
.btn-hero-outline,
.btn-load-more,
.btn-theme-toggle,
.back-to-top,
.about-badge,
.skill-bar,
.social-link,
.footer-social-link {
  transition:
    background-color var(--dur-base) var(--ease),
    color            var(--dur-base) var(--ease),
    border-color     var(--dur-base) var(--ease),
    box-shadow       var(--dur-base) var(--ease);
}

/* ── Navbar dark ── */
[data-theme="dark"] .navbar {
  background-color: rgba(var(--bg-base-rgb), 0.88) !important;
  border-bottom-color: var(--border-color);
}
[data-theme="dark"] .navbar.scrolled {
  background-color: rgba(var(--bg-base-rgb), 0.97) !important;
}

/* ── Hero section dark ── */
[data-theme="dark"] .hero-section {
  background-color: var(--bg-base);
}
[data-theme="dark"] .hero-image-bg {
  background: var(--bg-alt);
}
[data-theme="dark"] .hero-avatar-fallback,
[data-theme="dark"] .about-photo-fallback {
  background: var(--bg-alt);
  color: var(--clr-primary);
}

/* ── Service cards dark ── */
[data-theme="dark"] .service-card {
  background: var(--bg-card);
  border-color: var(--border-color);
}
[data-theme="dark"] .service-card:hover {
  background: var(--bg-card-hover);
}
[data-theme="dark"] .service-icon {
  background: rgba(var(--clr-primary-rgb), 0.14);
  color: var(--clr-primary);
}
[data-theme="dark"] .service-card:hover .service-icon {
  background: var(--clr-primary);
  color: var(--clr-white);
}

/* ── Portfolio dark ── */
[data-theme="dark"] .portfolio-card {
  background: var(--bg-card);
  border-color: var(--border-color);
}
[data-theme="dark"] .tool-badge {
  background: rgba(var(--clr-primary-rgb), 0.14);
  color: var(--clr-primary);
}
[data-theme="dark"] .btn-filter {
  border-color: var(--border-color);
  color: var(--txt-secondary);
}
[data-theme="dark"] .btn-filter.active,
[data-theme="dark"] .btn-filter:hover {
  background: var(--clr-primary);
  border-color: var(--clr-primary);
  color: var(--clr-white);
}

/* ── About dark ── */
[data-theme="dark"] .about-deco-dots {
  background-image: radial-gradient(var(--clr-primary) 1.5px, transparent 1.5px);
  opacity: 0.25;
}

/* ── Testimonials dark ── */
[data-theme="dark"] .testimonial-card {
  background: var(--bg-card);
  border-color: var(--border-color);
}
[data-theme="dark"] .testimonial-avatar {
  background: rgba(var(--clr-primary-rgb), 0.14);
  color: var(--clr-primary);
}
[data-theme="dark"] .carousel-control-btn {
  background: var(--bg-card);
  border-color: var(--border-color);
  color: var(--txt-primary);
}
[data-theme="dark"] .ind-dot {
  background: var(--border-color);
}
[data-theme="dark"] .ind-dot.active,
[data-theme="dark"] .ind-dot:hover {
  background: var(--clr-primary);
}

/* ── Contact section dark ── */
[data-theme="dark"] .contact-section {
  background-color: var(--bg-dark);
}

/* ── Tool chips dark ── */
[data-theme="dark"] .tool-chip {
  background: rgba(var(--clr-primary-rgb), 0.10);
  border-color: var(--border-color);
  color: var(--txt-primary);
}
[data-theme="dark"] .tool-chip:hover {
  background: var(--clr-primary);
  color: var(--clr-white);
  border-color: var(--clr-primary);
}

/* ── Skill bars dark ── */
[data-theme="dark"] .skill-bar {
  background: rgba(var(--clr-primary-rgb), 0.14) !important;
}

/* ── Buttons dark mode ── */
[data-theme="dark"] .btn-hire {
  border-color: var(--clr-primary);
  color: var(--clr-primary);
}
[data-theme="dark"] .btn-hire:hover {
  background: var(--clr-primary);
  color: var(--clr-white);
}
[data-theme="dark"] .btn-hero-outline {
  color: var(--txt-secondary);
  border-color: var(--border-color);
}
[data-theme="dark"] .btn-hero-outline:hover {
  background: var(--clr-primary);
  border-color: var(--clr-primary);
  color: #fff !important;
  box-shadow: 0 8px 24px rgba(var(--clr-primary-rgb), 0.35);
}
[data-theme="dark"] .btn-load-more {
  color: var(--txt-primary);
  border-color: var(--border-color);
}
[data-theme="dark"] .btn-load-more:hover {
  background: var(--clr-primary);
  color: var(--clr-white);
  border-color: var(--clr-primary);
}

/* ── About badge dark ── */
[data-theme="dark"] .about-badge {
  background: var(--clr-primary);
}

/* ── Float cards dark ── */
[data-theme="dark"] .float-card {
  background: var(--bg-card);
  border-color: var(--border-color);
  color: var(--txt-primary);
}

/* ── Selection dark ── */
[data-theme="dark"] ::selection {
  background: var(--clr-primary);
  color: var(--clr-white);
}

/* ── Back-to-top dark ── */
[data-theme="dark"] .back-to-top {
  background: var(--clr-primary);
  color: var(--clr-white);
}

/* ── Hero name gradient dark ── */
[data-theme="dark"] .hero-name {
  background: linear-gradient(135deg, var(--clr-primary) 0%, var(--clr-accent-dark) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Section heading underline dark ── */
[data-theme="dark"] .section-heading em::after {
  background: var(--clr-primary);
}

/* ── Section tag dark ── */
[data-theme="dark"] .section-tag {
  color: var(--clr-primary);
}

/* ── Greeting dot dark ── */
[data-theme="dark"] .greeting-dot {
  background: var(--clr-primary);
}

/* ── Scroll line dark ── */
[data-theme="dark"] .scroll-line {
  background: var(--clr-primary);
}

/* ── Mobile nav dark ── */
[data-theme="dark"] .navbar-collapse {
  background: rgba(var(--bg-base-rgb), 0.97) !important;
  border-bottom-color: var(--clr-primary);
}
[data-theme="dark"] .toggler-icon {
  background: var(--txt-primary);
}

/* ── Brand box dark ── */
[data-theme="dark"] .brand-box {
  background-color: var(--clr-primary);
}
[data-theme="dark"] .brand-box:hover {
  background-color: var(--clr-hover);
}

/* ── Service card number dark ── */
[data-theme="dark"] .service-card:hover .service-number {
  color: rgba(var(--clr-primary-rgb), 0.12);
}

/* ── Portfolio before-line accent dark ── */
[data-theme="dark"] .service-card::before {
  background: var(--clr-primary);
}