/* ============================================================
   JADEX Portfolio — style.css
   Production-ready CSS — No Tailwind
   ============================================================ */

/* ============================================================
   1. CSS CUSTOM PROPERTIES (Design Tokens)
   ============================================================ */
:root {
  /* ── Colour Palette (dark-mode base) ── */
  --surface:                    #101417;
  --background:                 #101417;
  --on-surface:                 #e0e2e8;
  --on-background:              #e0e2e8;

  --primary:                    #dbfcff;
  --primary-fixed:              #7df4ff;
  --primary-fixed-dim:          #00dbe9;
  --primary-container:          #00f0ff;
  --on-primary:                 #00363a;
  --on-primary-container:       #006970;
  --on-primary-fixed:           #002022;
  --on-primary-fixed-variant:   #004f54;
  --inverse-primary:            #006970;

  --secondary:                  #b3c5ff;
  --secondary-fixed:            #dae1ff;
  --secondary-fixed-dim:        #b3c5ff;
  --secondary-container:        #005dea;
  --on-secondary:               #002b75;
  --on-secondary-container:     #e2e7ff;
  --on-secondary-fixed:         #001849;
  --on-secondary-fixed-variant: #003fa4;

  --tertiary:                   #f8f5f6;
  --tertiary-container:         #dbd8d9;
  --tertiary-fixed:             #e5e2e3;
  --tertiary-fixed-dim:         #c8c6c7;
  --on-tertiary:                #313031;
  --on-tertiary-container:      #5f5e5f;
  --on-tertiary-fixed:          #1c1b1c;
  --on-tertiary-fixed-variant:  #474647;

  --surface-dim:                #101417;
  --surface-bright:             #36393e;
  --surface-variant:            #323539;
  --surface-tint:               #00dbe9;
  --on-surface-variant:         #b9cacb;

  --surface-container-lowest:   #0b0f12;
  --surface-container-low:      #181c20;
  --surface-container:          #1c2024;
  --surface-container-high:     #272a2e;
  --surface-container-highest:  #323539;

  --outline:                    #849495;
  --outline-variant:            #3b494b;

  --inverse-surface:            #e0e2e8;
  --inverse-on-surface:         #2d3135;

  --error:                      #ffb4ab;
  --on-error:                   #690005;
  --error-container:            #93000a;
  --on-error-container:         #ffdad6;

  /* ── Typography ── */
  --font-display: 'Hanken Grotesk', system-ui, sans-serif;
  --font-body:    'Inter', system-ui, sans-serif;
  --font-mono:    'JetBrains Mono', 'Courier New', monospace;

  /* ── Spacing ── */
  --container-max:       1280px;
  --gutter:              1.5rem;     /* 24px */
  --stack-sm:            1rem;       /* 16px */
  --stack-md:            2rem;       /* 32px */
  --stack-lg:            4rem;       /* 64px */
  --margin-x-mobile:     1.25rem;    /* 20px */
  --margin-x-desktop:    5rem;       /* 80px */

  /* ── Border Radii ── */
  --radius:      0.25rem;
  --radius-lg:   0.5rem;
  --radius-xl:   0.75rem;
  --radius-2xl:  1rem;
  --radius-3xl:  1.5rem;
  --radius-full: 9999px;

  /* ── Shadows ── */
  --shadow-sm:   0 1px 3px rgba(0, 0, 0, 0.2);
  --shadow-md:   0 4px 12px rgba(0, 0, 0, 0.35);
  --shadow-lg:   0 10px 25px -5px rgba(0, 0, 0, 0.5);
  --shadow-2xl:  0 25px 50px -12px rgba(0, 0, 0, 0.55);

  /* ── Transitions ── */
  --transition-fast:   150ms ease;
  --transition-base:   300ms ease;
  --transition-slow:   500ms ease;
  --transition-reveal: 800ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* ── Light-mode overrides ── */
html.light {
  --surface:                   #f4f6f9;
  --background:                #f4f6f9;
  --on-surface:                #101417;
  --on-background:             #101417;

  --surface-container-lowest:  #ffffff;
  --surface-container-low:     #eceef1;
  --surface-container:         #e4e6ea;
  --surface-container-high:    #dde0e4;
  --surface-container-highest: #d5d8dc;

  --surface-variant:           #dfe3e8;
  --on-surface-variant:        #4a5568;
  --outline-variant:           #d1d5db;

  --primary:                   #003a3e;
  --on-tertiary-container:     #6b7280;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  tab-size: 4;
  overflow-x: hidden; /* Prevent horizontal scroll at the root level */
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.5;
  background-color: var(--surface);
  color: var(--on-surface);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background-color: var(--primary-container);
  color: var(--on-primary-container);
}

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

a {
  text-decoration: none;
  color: inherit;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  padding: 0;
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  line-height: 1.1;
}

/* Skip-to-content for accessibility */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  padding: 0.5rem 1rem;
  background: var(--primary-container);
  color: var(--on-primary-container);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  border-radius: var(--radius-lg);
  z-index: 9999;
  transition: top var(--transition-fast);
}
.skip-link:focus {
  top: 1rem;
}

/* Material Symbols rendering */
.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  font-style: normal;
  line-height: 1;
  vertical-align: middle;
  display: inline-block;
}

/* ============================================================
   3. UTILITY COMPONENTS
   ============================================================ */

/* Glass panel */
.glass-panel {
  background: rgba(22, 22, 24, 0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

html.light .glass-panel {
  background: rgba(255, 255, 255, 0.55);
  border-color: rgba(0, 0, 0, 0.06);
}

/* Glow effect on hover */
.glow-effect {
  position: relative;
  isolation: isolate;
}

.glow-effect::after {
  content: '';
  position: absolute;
  inset: -1px;
  background: linear-gradient(to right, rgba(0, 240, 255, 0.12), transparent);
  filter: blur(20px);
  z-index: -1;
  opacity: 0;
  transition: opacity var(--transition-base);
  border-radius: inherit;
  pointer-events: none;
}

.glow-effect:hover::after {
  opacity: 1;
}

/* ── Scroll Reveal ── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity  var(--transition-reveal),
    transform var(--transition-reveal);
  will-change: opacity, transform;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered delay variants */
.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }

/* ── Typing cursor ── */
.typing-cursor::after {
  content: '|';
  animation: blink 1s step-end infinite;
}

/* ── Reduced motion override ── */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

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

/* ============================================================
   4. KEYFRAME ANIMATIONS
   ============================================================ */
@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1;   transform: scale(1);   }
  50%       { opacity: 0.5; transform: scale(0.9); }
}

@keyframes fade-in-up {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0);    }
}

/* ============================================================
   5. NAVIGATION
   ============================================================ */
.main-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 50;
  overflow: hidden; /* Clip anything that could leak horizontally */
  background: rgba(16, 20, 23, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow-sm);
  transition:
    background var(--transition-base),
    box-shadow var(--transition-base);
}

html.light .main-nav {
  background: rgba(244, 246, 249, 0.85);
  border-bottom-color: rgba(0, 0, 0, 0.08);
}

.main-nav.scrolled {
  background: rgba(16, 20, 23, 0.96);
  box-shadow: var(--shadow-md);
}

html.light .main-nav.scrolled {
  background: rgba(244, 246, 249, 0.97);
}

/* Inner layout */
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding-inline: var(--margin-x-mobile);
  max-width: var(--container-max);
  margin-inline: auto;
  height: 4.5rem;  /* 72px — slightly tighter on mobile */
  overflow: hidden;
}

@media (min-width: 480px) {
  .nav-inner {
    gap: 1rem;
    height: 5rem; /* restore 80px on larger mobile/tablet */
  }
}

@media (min-width: 768px) {
  .nav-inner {
    padding-inline: var(--margin-x-desktop);
  }
}

/* Logo */
.nav-logo {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  min-width: 0;
  line-height: 1;
  transition: opacity var(--transition-fast);
}

.nav-logo:hover {
  opacity: 0.85;
}

.nav-logo-img {
  display: block;
  height: 2.5rem;   /* 40px — fits the 4.5 rem nav bar */
  width:  2.5rem;
  object-fit: cover;
  border-radius: 0.375rem;   /* soften the square corners */
  /* Screen blend removes the near-black logo background on dark nav */
  mix-blend-mode: screen;
}

/* Light mode: screen blend leaves logo white text invisible —
   switch to a small dark pill so it always reads correctly */
html.light .nav-logo-img {
  mix-blend-mode: normal;
  border-radius: 0.375rem;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.08);
}

@media (min-width: 480px) {
  .nav-logo-img {
    height: 2.75rem;
    width:  2.75rem;
  }
}

/* Desktop link group */
.nav-links {
  display: none;
  align-items: center;
  gap: 2rem;
}

@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }
}

.nav-link {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 400;
  color: var(--on-surface-variant);
  transition: color var(--transition-base);
  position: relative;
  padding-bottom: 2px;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--primary-fixed-dim);
  transition: width var(--transition-base);
}

.nav-link:hover {
  color: var(--primary);
}

.nav-link:hover::after {
  width: 100%;
}

/* Action row */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Theme toggle button */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-full);
  color: var(--on-surface-variant);
  transform: scale(0.95);
  transition:
    color       var(--transition-base),
    background  var(--transition-base),
    transform   var(--transition-fast);
}

.theme-toggle:hover {
  color: var(--primary);
  background: rgba(255, 255, 255, 0.06);
}

.theme-toggle:active {
  transform: scale(0.88);
}

html.light .theme-toggle:hover {
  background: rgba(0, 0, 0, 0.06);
}

/* Hire Me button (desktop) */
.hire-btn {
  display: none;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1.5rem;
  background: var(--primary-container);
  color: var(--on-primary-container);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.25rem;
  border-radius: var(--radius-lg);
  transform: scale(0.95);
  transition:
    opacity   var(--transition-base),
    transform var(--transition-fast),
    box-shadow var(--transition-base);
}

.hire-btn:hover {
  opacity: 0.9;
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.25);
}

.hire-btn:active {
  transform: scale(0.9);
}

@media (min-width: 768px) {
  .hire-btn {
    display: inline-flex;
  }
}

/* ── Hamburger button (mobile only) ── */
.mobile-menu-btn {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0.4rem;
  border-radius: var(--radius);
  transition: background var(--transition-base);
  flex-shrink: 0;
}

.mobile-menu-btn:hover {
  background: rgba(255, 255, 255, 0.06);
}

@media (min-width: 768px) {
  .mobile-menu-btn {
    display: none;
  }
}

.menu-bar {
  display: block;
  width: 1.25rem;
  height: 2px;
  background: var(--on-surface-variant);
  border-radius: 2px;
  transition:
    transform var(--transition-base),
    opacity   var(--transition-base),
    background var(--transition-base);
}

/* Animated X state */
.mobile-menu-btn.open .menu-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
  background: var(--primary-fixed-dim);
}

.mobile-menu-btn.open .menu-bar:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.mobile-menu-btn.open .menu-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
  background: var(--primary-fixed-dim);
}

/* ── Mobile Menu Panel ── */
.mobile-menu {
  display: none;
  flex-direction: column;
  padding: 1rem var(--margin-x-mobile) 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(12, 16, 20, 0.98);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  animation: fade-in-up 0.2s ease forwards;
}

.mobile-menu.open {
  display: flex;
}

html.light .mobile-menu {
  background: rgba(244, 246, 249, 0.99);
  border-top-color: rgba(0, 0, 0, 0.06);
}

@media (min-width: 768px) {
  /* Forcibly hidden on desktop regardless of JS state */
  .mobile-menu {
    display: none !important;
  }
}

.mobile-nav-link {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 400;
  color: var(--on-surface-variant);
  padding: 0.875rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  transition: color var(--transition-base), padding-left var(--transition-base);
}

.mobile-nav-link:hover {
  color: var(--primary);
  padding-left: 0.5rem;
}

html.light .mobile-nav-link {
  border-bottom-color: rgba(0, 0, 0, 0.05);
}

/* Hire Me inside mobile menu */
.mobile-hire-link {
  margin-top: 1rem;
  padding: 0.875rem 1.5rem;
  background: var(--primary-container);
  color: var(--on-primary-container);
  border-radius: var(--radius-lg);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 500;
  text-align: center;
  border-bottom: none;
  transition: opacity var(--transition-base), box-shadow var(--transition-base);
}

.mobile-hire-link:hover {
  color: var(--on-primary-container);
  padding-left: 1.5rem;
  opacity: 0.9;
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.25);
}

/* ============================================================
   6. HERO SECTION
   ============================================================ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: 5.5rem;  /* clear fixed nav on mobile */
  padding-bottom: var(--stack-md);
  overflow: hidden;
}

@media (min-width: 768px) {
  .hero {
    padding-top: 7rem;
    padding-bottom: var(--stack-lg);
  }
}

/* WebGL canvas wrapper */
.shader-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.3;
  pointer-events: none;
  z-index: 0;
}

#shader-canvas {
  display: block;
  width: 100%;
  height: 100%;
}

/* Content wrapper */
.hero-inner {
  position: relative;
  z-index: 10;
  width: 100%;
  padding-inline: var(--margin-x-mobile);
  max-width: var(--container-max);
  margin-inline: auto;
}

@media (min-width: 768px) {
  .hero-inner {
    padding-inline: var(--margin-x-desktop);
  }
}

/* Two-column grid */
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--stack-lg);
  }
}

/* ── Status badge ── */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.3rem 0.875rem;
  margin-bottom: 1.5rem;
  border-radius: var(--radius-full);
  background: rgba(22, 22, 24, 0.45);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(0, 219, 233, 0.28);
  flex-wrap: wrap;
  max-width: 100%;
}

.status-dot {
  display: block;
  width: 0.5rem;
  height: 0.5rem;
  flex-shrink: 0;
  border-radius: var(--radius-full);
  background: var(--primary-fixed-dim);
  animation: pulse-dot 2.2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.status-text {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  line-height: 1.25rem;
  color: var(--primary-fixed-dim);
  white-space: normal;
}

@media (min-width: 480px) {
  .status-text {
    font-size: 0.875rem;
  }
}

/* ── Hero heading ── */
.hero-name {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 9vw, 4.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.04em;
  color: var(--on-surface);
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .hero-name {
    margin-bottom: 1.5rem;
  }
}

.hero-sub {
  display: block;
  color: var(--surface-variant);
  margin-top: 0.375rem;
}

/* ── Typing text ── */
.hero-typing {
  font-family: var(--font-display);
  font-size: clamp(1.125rem, 4vw, 2.5rem);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--primary-fixed-dim);
  min-height: 3.5rem;
  margin-bottom: 1.25rem;
}

@media (min-width: 768px) {
  .hero-typing {
    margin-bottom: 2rem;
    min-height: 4rem;
  }
}

/* ── CTA buttons ── */
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  background: linear-gradient(
    to right,
    var(--primary-container),
    var(--secondary-container)
  );
  color: #ffffff;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.25rem;
  border-radius: var(--radius-lg);
  transition:
    box-shadow var(--transition-base),
    transform  var(--transition-fast),
    opacity    var(--transition-base);
}

.btn-primary:hover {
  box-shadow: 0 0 30px rgba(0, 240, 255, 0.3);
  opacity: 0.92;
}

.btn-primary:active {
  transform: scale(0.97);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  background: rgba(22, 22, 24, 0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--on-surface);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.25rem;
  border-radius: var(--radius-lg);
  transition:
    background  var(--transition-base),
    border-color var(--transition-base),
    transform   var(--transition-fast);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(255, 255, 255, 0.12);
}

.btn-secondary:active {
  transform: scale(0.97);
}

/* ── Hero portrait ── */
.hero-image-wrap {
  display: flex;
  justify-content: center;
}

.hero-image-card {
  position: relative;
  width: 100%;
  max-width: 22rem;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  /* glass-panel applied via class */
  transition: transform var(--transition-slow);
}

@media (min-width: 640px) {
  .hero-image-card {
    max-width: 28rem;
  }
}

.hero-image-card:hover {
  transform: translateY(-8px);
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.8;
  mix-blend-mode: luminosity;
  transition:
    opacity        var(--transition-slow),
    mix-blend-mode var(--transition-slow);
}

.hero-image-card:hover .hero-img {
  opacity: 1;
  mix-blend-mode: normal;
}

.hero-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    var(--surface-container-lowest),
    transparent 55%
  );
  pointer-events: none;
}

/* ============================================================
   7. SHARED SECTION HELPERS
   ============================================================ */
.section-inner {
  padding-inline: var(--margin-x-mobile);
  max-width: var(--container-max);
  margin-inline: auto;
}

@media (min-width: 768px) {
  .section-inner {
    padding-inline: var(--margin-x-desktop);
  }
}

/* Eyebrow label — "EXPERTISE", "FEATURED SOLUTION", etc. */
.section-label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--primary-fixed-dim);
  line-height: 1rem;
  margin-bottom: 3rem;
  display: block;
}

/* Section headline */
.section-headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.5rem);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--on-surface);
  margin-bottom: 2rem;
}

/* ============================================================
   NEW ADDITIONS — JADEX Portfolio v2
   ============================================================ */

/* ── Hero desc paragraph ── */
.hero-desc {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--on-surface-variant);
  margin-bottom: 1.5rem;
  max-width: 46ch;
}

@media (min-width: 768px) {
  .hero-desc {
    font-size: 1rem;
    line-height: 1.75;
    margin-bottom: 2rem;
  }
}

.hero-desc strong {
  color: var(--primary);
  font-weight: 600;
}

/* ── WhatsApp CTA button ── */
.btn-whatsapp {
  gap: 0.5rem;
}

.btn-icon {
  width: 1.125rem;
  height: 1.125rem;
  flex-shrink: 0;
}

/* ============================================================
   STATS STRIP
   ============================================================ */
.stats-strip {
  padding-block: 3rem;
  background: var(--surface-container-lowest);
  border-top: 1px solid var(--outline-variant);
  border-bottom: 1px solid var(--outline-variant);
}

html.light .stats-strip {
  background: var(--surface-container-low);
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem 1rem;
  text-align: center;
}

@media (min-width: 640px) {
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.375rem;
}

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
  background: linear-gradient(135deg, var(--primary-fixed-dim), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--on-surface-variant);
  text-transform: uppercase;
}

/* ============================================================
   ABOUT SECTION — GRID + SKILLS
   ============================================================ */
.about-section {
  padding-block: var(--stack-lg);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--stack-lg);
  align-items: start;
}

@media (min-width: 900px) {
  .about-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.skills-container {
  padding: 2rem;
  background: var(--surface-container-low);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-2xl);
}

html.light .skills-container {
  background: var(--surface-container-lowest);
}

.skills-heading {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--primary-fixed-dim);
  margin-bottom: 1.25rem;
}

.skills-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.625rem;
}

.tag {
  display: inline-block;
  padding: 0.35rem 0.875rem;
  background: var(--surface-container-high);
  border: 1px solid var(--outline-variant);
  color: var(--on-surface-variant);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  border-radius: var(--radius-full);
  transition: border-color var(--transition-base), color var(--transition-base), background var(--transition-base);
}

.tag:hover {
  border-color: var(--primary-fixed-dim);
  color: var(--primary-fixed-dim);
  background: rgba(0, 219, 233, 0.06);
}

html.light .tag {
  background: var(--surface-container);
  border-color: var(--outline-variant);
}

/* ============================================================
   PROCESS SECTION
   ============================================================ */
.process-section {
  padding-block: var(--stack-lg);
}

.process-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .process-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1024px) {
  .process-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.process-step {
  padding: 1.75rem;
  background: var(--surface-container-low);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-2xl);
  position: relative;
  transition: border-color var(--transition-base), transform var(--transition-base);
}

.process-step:hover {
  border-color: rgba(0, 219, 233, 0.3);
  transform: translateY(-3px);
}

html.light .process-step {
  background: var(--surface-container-lowest);
}

.process-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--primary-fixed-dim);
  margin-bottom: 0.875rem;
  opacity: 0.8;
}

.process-title {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--on-surface);
  margin-bottom: 0.625rem;
}

.process-desc {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--on-surface-variant);
  line-height: 1.65;
}

/* ============================================================
   SERVICES SECTION
   ============================================================ */
.services-section {
  padding-block: var(--stack-lg);
  background: var(--surface-container-lowest);
}

html.light .services-section {
  background: var(--surface-container-low);
}

.bento-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 640px) {
  .bento-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.service-card {
  padding: 2rem;
  border-radius: var(--radius-2xl);
  transition: transform var(--transition-base);
}

.service-card:hover {
  transform: translateY(-4px);
}

.service-card--wide {
  grid-column: 1 / -1;
}

.service-icon {
  font-size: 2.25rem;
  color: var(--primary-fixed-dim);
  margin-bottom: 1rem;
  display: block;
}

.service-title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--on-surface);
  margin-bottom: 0.5rem;
}

.service-desc {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  color: var(--on-surface-variant);
  line-height: 1.6;
}

/* ============================================================
   WORK SECTION
   ============================================================ */
.work-section {
  padding-block: var(--stack-lg);
}

.section-sub {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--on-surface-variant);
  margin-top: -2rem;
  margin-bottom: 3rem;
}

/* ── Slideshow ── */
.slideshow-wrap {
  margin-bottom: 4rem;
}

.slideshow-viewport {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-2xl);
  background: var(--surface-container-low);
  border: 1px solid var(--outline-variant);
  aspect-ratio: 16 / 9;
}

.slideshow-track {
  display: flex;
  height: 100%;
  will-change: transform;
  transition: transform 0.55s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.slide {
  flex: 0 0 100%;
  width: 100%;
  height: 100%;
  position: relative;
  overflow: hidden;
}

.slide-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* When src is empty, hide the broken img and show placeholder */
.slide-img[src=""],
.slide-img:not([src]) {
  display: none;
}

.slide-img[src=""] + .slide-placeholder,
.slide-img:not([src]) + .slide-placeholder {
  display: flex;
}

.slide-placeholder {
  display: none;
  position: absolute;
  inset: 0;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  color: var(--on-surface-variant);
  font-family: var(--font-mono);
  font-size: 0.875rem;
}

.slide-placeholder .material-symbols-outlined {
  font-size: 3rem;
  color: var(--outline);
}

/* When a real image is loaded, hide placeholder */
.slide-img[src]:not([src=""]) {
  display: block;
}

.slide-img[src]:not([src=""]) ~ .slide-placeholder {
  display: none !important;
}

.slideshow-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 1.25rem;
}

.slide-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-full);
  background: var(--surface-container-high);
  border: 1px solid var(--outline-variant);
  color: var(--on-surface-variant);
  cursor: pointer;
  transition:
    background var(--transition-base),
    border-color var(--transition-base),
    color var(--transition-base),
    transform var(--transition-fast);
}

.slide-btn svg {
  width: 1.125rem;
  height: 1.125rem;
}

.slide-btn:hover {
  background: var(--surface-container-highest);
  border-color: var(--primary-fixed-dim);
  color: var(--primary-fixed-dim);
}

.slide-btn:active {
  transform: scale(0.9);
}

.slide-dots {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.slide-dot {
  display: block;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: var(--radius-full);
  background: var(--outline);
  border: none;
  cursor: pointer;
  padding: 0;
  transition:
    background var(--transition-base),
    transform var(--transition-base),
    width var(--transition-base);
}

.slide-dot.active {
  background: var(--primary-fixed-dim);
  width: 1.5rem;
  border-radius: 4px;
}

/* ── Projects Grid ── */
.projects-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 700px) {
  .projects-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.project-card {
  padding: 2rem;
  border-radius: var(--radius-2xl);
  display: flex;
  flex-direction: column;
  gap: 0;
  transition: transform var(--transition-base);
}

.project-card:hover {
  transform: translateY(-4px);
}

.project-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.project-badge {
  display: inline-block;
  padding: 0.2rem 0.75rem;
  background: rgba(0, 219, 233, 0.1);
  border: 1px solid rgba(0, 219, 233, 0.25);
  color: var(--primary-fixed-dim);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: var(--radius-full);
}

.project-link-icon {
  display: flex;
  align-items: center;
  color: var(--on-surface-variant);
  transition: color var(--transition-base);
}

.project-link-icon:hover {
  color: var(--primary-fixed-dim);
}

.project-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--on-surface);
  margin-bottom: 0.75rem;
}

.project-desc {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  color: var(--on-surface-variant);
  line-height: 1.7;
  margin-bottom: 1.25rem;
  flex: 1;
}

.inline-code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--surface-container-high);
  color: var(--primary-fixed-dim);
  padding: 0.1em 0.45em;
  border-radius: var(--radius);
  border: 1px solid var(--outline-variant);
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.tech-tag {
  display: inline-block;
  padding: 0.2rem 0.625rem;
  background: var(--surface-container-high);
  color: var(--on-surface-variant);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  border-radius: var(--radius);
  border: 1px solid var(--outline-variant);
}

.project-visit {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--primary-fixed-dim);
  transition: gap var(--transition-base);
  margin-top: auto;
}

.project-visit:hover {
  gap: 0.6rem;
}

.project-visit-icon {
  font-size: 1rem !important;
}

/* ============================================================
   CONTACT SECTION
   ============================================================ */
.contact-section {
  padding-block: var(--stack-lg);
  background: var(--surface-container-lowest);
}

html.light .contact-section {
  background: var(--surface-container-low);
}

.contact-intro {
  margin-bottom: 3rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 900px) {
  .contact-grid {
    grid-template-columns: 1fr 1.4fr;
    align-items: start;
  }
}

.channels-heading {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--on-surface);
  margin-bottom: 0.5rem;
}

/* ── Channel links ── */
.channel-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-xl);
  border: 1px solid var(--outline-variant);
  background: var(--surface-container);
  margin-bottom: 0.875rem;
  text-decoration: none;
  overflow: hidden; /* clip any child that might bleed out */
  min-width: 0;    /* allow flex item to shrink below intrinsic size */
  transition:
    background var(--transition-base),
    border-color var(--transition-base),
    transform var(--transition-fast);
}

.channel-link:hover {
  transform: translateX(4px);
}

html.light .channel-link {
  background: var(--surface-container-lowest);
}

.channel-link--whatsapp:hover {
  border-color: #25D366;
  background: rgba(37, 211, 102, 0.06);
}

.channel-link--telegram:hover {
  border-color: #2AABEE;
  background: rgba(42, 171, 238, 0.06);
}

.channel-link--email:hover {
  border-color: var(--primary-fixed-dim);
  background: rgba(0, 219, 233, 0.06);
}

.channel-link--linkedin:hover {
  border-color: #0A66C2;
  background: rgba(10, 102, 194, 0.06);
}

.channel-link--github:hover {
  border-color: #6e40c9;
  background: rgba(110, 64, 201, 0.06);
}

.channel-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-lg);
  flex-shrink: 0;
}

.channel-icon svg {
  width: 1.375rem;
  height: 1.375rem;
}

.channel-link--whatsapp .channel-icon { background: rgba(37,211,102,0.12); color: #25D366; }
.channel-link--telegram .channel-icon { background: rgba(42,171,238,0.12); color: #2AABEE; }
.channel-link--email    .channel-icon { background: rgba(0,219,233,0.12);  color: var(--primary-fixed-dim); }
.channel-link--linkedin .channel-icon { background: rgba(10,102,194,0.12); color: #0A66C2; }
.channel-link--github   .channel-icon { background: rgba(110,64,201,0.12); color: #6e40c9; }

.channel-text {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
  flex: 1;
  min-width: 0;
}

.channel-name {
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--on-surface);
}

.channel-sub {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--on-surface-variant);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.channel-arrow {
  font-size: 1rem !important;
  color: var(--outline);
  flex-shrink: 0;
}

/* ── Contact Form ── */
.contact-form-wrap {
  padding: 2rem;
  border-radius: var(--radius-2xl);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-label {
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--on-surface-variant);
}

.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--surface-container);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-lg);
  color: var(--on-surface);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.5;
  outline: none;
  transition: border-color var(--transition-base), background var(--transition-base), box-shadow var(--transition-base);
  resize: none;
}

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

.form-input:focus {
  border-color: var(--primary-fixed-dim);
  background: var(--surface-container-high);
  box-shadow: 0 0 0 3px rgba(0, 219, 233, 0.12);
}

html.light .form-input {
  background: var(--surface-container-lowest);
  border-color: var(--outline-variant);
}

html.light .form-input:focus {
  background: #fff;
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-submit {
  width: 100%;
  position: relative;
  overflow: hidden;
}

.submit-loading {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.form-submit.loading .submit-text   { display: none; }
.form-submit.loading .submit-loading { display: flex; }

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

.spin-icon {
  width: 1rem;
  height: 1rem;
  animation: spin 0.8s linear infinite;
}

.form-feedback {
  font-family: var(--font-body);
  font-size: 0.875rem;
  line-height: 1.5;
  padding: 0;
  border-radius: var(--radius-lg);
  min-height: 0;
  transition: padding var(--transition-base), min-height var(--transition-base);
}

.form-feedback.success {
  padding: 0.875rem 1rem;
  background: rgba(0, 219, 233, 0.08);
  border: 1px solid rgba(0, 219, 233, 0.25);
  color: var(--primary-fixed-dim);
}

.form-feedback.error {
  padding: 0.875rem 1rem;
  background: rgba(255, 100, 100, 0.08);
  border: 1px solid rgba(255, 100, 100, 0.3);
  color: var(--error);
}

/* ============================================================
   FOOTER (updated)
   ============================================================ */
.site-footer {
  padding-block: 2.5rem;
  border-top: 1px solid var(--outline-variant);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  padding-inline: var(--margin-x-mobile);
  max-width: var(--container-max);
  margin-inline: auto;
  text-align: center;
}

@media (min-width: 768px) {
  .footer-inner {
    justify-content: space-between;
    text-align: left;
    padding-inline: var(--margin-x-desktop);
  }
}

.footer-logo {
  display: inline-flex;
  align-items: center;
  margin-bottom: 0.25rem;
  transition: opacity var(--transition-fast);
}

.footer-logo:hover {
  opacity: 0.85;
}

.footer-logo-img {
  display: block;
  height: 3.5rem;   /* 56px — more breathing room in the footer */
  width:  3.5rem;
  object-fit: cover;
  border-radius: 0.5rem;
  mix-blend-mode: screen;
}

html.light .footer-logo-img {
  mix-blend-mode: normal;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.08);
}

.footer-tagline {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--on-surface-variant);
}

.footer-social {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.625rem;
  justify-content: center;
}

@media (min-width: 768px) {
  .footer-social {
    justify-content: flex-start;
    gap: 1rem;
  }
}

.footer-social-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--on-surface-variant);
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--outline-variant);
  transition: color var(--transition-base), border-color var(--transition-base), background var(--transition-base);
  white-space: nowrap;
}

.footer-social-link svg {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
}

.footer-social-link--whatsapp:hover {
  color: #25D366;
  border-color: #25D366;
  background: rgba(37,211,102,0.06);
}

.footer-social-link--telegram:hover {
  color: #2AABEE;
  border-color: #2AABEE;
  background: rgba(42,171,238,0.06);
}

.footer-social-link--linkedin:hover {
  color: #0A66C2;
  border-color: #0A66C2;
  background: rgba(10,102,194,0.06);
}

.footer-social-link--github:hover {
  color: #6e40c9;
  border-color: #6e40c9;
  background: rgba(110,64,201,0.06);
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--on-surface-variant);
  width: 100%;
  text-align: center;
  padding-top: 1.5rem;
  border-top: 1px solid var(--outline-variant);
  margin-top: 0.5rem;
}

/* ============================================================
   FLOATING WHATSAPP BUTTON
   ============================================================ */
.fab-whatsapp {
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  bottom: max(1.25rem, env(safe-area-inset-bottom, 0px) + 0.75rem);
  right:  max(1.25rem, env(safe-area-inset-right,  0px) + 0.75rem);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  background: #25D366;
  border-radius: var(--radius-full);
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition: transform var(--transition-fast), box-shadow var(--transition-base);
  text-decoration: none;
}

@media (min-width: 480px) {
  .fab-whatsapp {
    bottom: 1.75rem;
    right: 1.75rem;
    width: 3.5rem;
    height: 3.5rem;
  }
}

.fab-whatsapp svg {
  width: 1.75rem;
  height: 1.75rem;
}

.fab-whatsapp:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 28px rgba(37, 211, 102, 0.55);
}

.fab-whatsapp:active {
  transform: scale(0.95);
}

/* ============================================================
   BODY TEXT HELPER (already exists but ensure it's here)
   ============================================================ */
.body-text {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.75;
  margin-bottom: 1rem;
}

.body-text--muted {
  color: var(--on-surface-variant);
}

.body-text strong {
  color: var(--on-surface);
  font-weight: 600;
}