/*!
  Siya — Portfolio & Freelance Website
  Stylesheet: style.css
  Shared across index.html, portfolio.html, freelance.html
*/

/* ==========================================================================
   1. DESIGN TOKENS
   ========================================================================== */
:root {
  /* Brand gradient accents */
  --accent-1: #8b5cf6;   /* violet */
  --accent-2: #06b6d4;   /* cyan   */
  --accent-3: #ec4899;   /* pink   */
  --accent-4: #3b82f6;   /* blue   */

  --gradient-brand: linear-gradient(135deg, var(--accent-1) 0%, var(--accent-4) 50%, var(--accent-2) 100%);
  --gradient-brand-2: linear-gradient(135deg, var(--accent-3) 0%, var(--accent-1) 100%);
  --gradient-text: linear-gradient(90deg, var(--accent-2), var(--accent-1) 55%, var(--accent-3));

  /* Dark theme (default) */
  --bg: #08080f;
  --bg-alt: #0d0d18;
  --surface: #12121f;
  --surface-2: #17172a;
  --surface-glass: rgba(255, 255, 255, 0.055);
  --surface-glass-strong: rgba(255, 255, 255, 0.09);
  --border: rgba(255, 255, 255, 0.09);
  --border-strong: rgba(255, 255, 255, 0.16);
  --text: #f5f5fa;
  --text-muted: #a3a3ba;
  --text-faint: #6f6f89;
  --shadow-color: 240 60% 3%;
  --shadow-sm: 0 2px 8px hsl(var(--shadow-color) / 0.3);
  --shadow-md: 0 8px 30px hsl(var(--shadow-color) / 0.35);
  --shadow-lg: 0 20px 60px hsl(var(--shadow-color) / 0.45);
  --shadow-glow: 0 0 40px rgba(139, 92, 246, 0.25);
  --scrollbar-track: #0d0d18;
  --overlay-scrim: rgba(4, 4, 10, 0.72);
  color-scheme: dark;

  /* Type */
  --font-heading: 'Sora', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-body: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;

  --fs-xs: clamp(0.76rem, 0.73rem + 0.15vw, 0.85rem);
  --fs-sm: clamp(0.88rem, 0.85rem + 0.15vw, 0.95rem);
  --fs-base: clamp(1rem, 0.97rem + 0.15vw, 1.075rem);
  --fs-md: clamp(1.15rem, 1.1rem + 0.25vw, 1.3rem);
  --fs-lg: clamp(1.35rem, 1.25rem + 0.5vw, 1.7rem);
  --fs-xl: clamp(1.7rem, 1.5rem + 1vw, 2.3rem);
  --fs-2xl: clamp(2.1rem, 1.8rem + 1.6vw, 3.1rem);
  --fs-3xl: clamp(2.6rem, 2.1rem + 2.6vw, 4.4rem);
  --fs-4xl: clamp(3rem, 2.3rem + 3.6vw, 5.5rem);

  /* Space scale */
  --space-3xs: 0.25rem;
  --space-2xs: 0.5rem;
  --space-xs: 0.75rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.25rem;
  --space-xl: 3.5rem;
  --space-2xl: 5rem;
  --space-3xl: 7rem;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 999px;

  --container-w: 1240px;

  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --t-fast: 150ms var(--ease);
  --t-base: 280ms var(--ease);
  --t-slow: 550ms var(--ease);

  --nav-h: 76px;

  /* z-index scale */
  --z-nav: 900;
  --z-progress: 901;
  --z-float: 800;
  --z-menu: 950;
  --z-lightbox: 1000;
  --z-preloader: 9999;
}

html[data-theme='light'] {
  color-scheme: light;
  --bg: #f7f7fb;
  --bg-alt: #ffffff;
  --surface: #ffffff;
  --surface-2: #f1f1f8;
  --surface-glass: rgba(255, 255, 255, 0.6);
  --surface-glass-strong: rgba(255, 255, 255, 0.8);
  --border: rgba(20, 20, 40, 0.09);
  --border-strong: rgba(20, 20, 40, 0.16);
  --text: #14141f;
  --text-muted: #55556f;
  --text-faint: #83839c;
  --shadow-color: 240 30% 60%;
  --shadow-sm: 0 2px 8px hsl(var(--shadow-color) / 0.12);
  --shadow-md: 0 8px 30px hsl(var(--shadow-color) / 0.14);
  --shadow-lg: 0 20px 60px hsl(var(--shadow-color) / 0.18);
  --shadow-glow: 0 0 40px rgba(139, 92, 246, 0.18);
  --scrollbar-track: #eeeef6;
  --overlay-scrim: rgba(20, 20, 35, 0.55);
}

/* ==========================================================================
   2. RESET
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
html, body { height: 100%; }
body {
  min-height: 100svh;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  transition: background-color var(--t-slow), color var(--t-slow);
  overflow-x: hidden;
}
main { flex: 1 0 auto; display: block; }
img, picture, svg, video, canvas { display: block; max-width: 100%; height: auto; }
img { opacity: 0; transition: opacity var(--t-slow); background: var(--surface-2); }
img[loading='eager'], img.loaded, img:not([loading]) { opacity: 1; }
img.loaded { opacity: 1; }
input, button, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: none; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; padding: 0; }
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.02em;
  text-wrap: balance;
}
p { text-wrap: pretty; }
table { border-collapse: collapse; }
::selection { background: var(--accent-1); color: #fff; }

::-webkit-scrollbar { width: 11px; height: 11px; }
::-webkit-scrollbar-track { background: var(--scrollbar-track); }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: var(--radius-full); border: 2px solid var(--scrollbar-track); }
::-webkit-scrollbar-thumb:hover { background: var(--accent-1); }
html { scrollbar-color: var(--border-strong) var(--scrollbar-track); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}
html { scroll-behavior: smooth; }

/* ==========================================================================
   3. ACCESSIBILITY HELPERS
   ========================================================================== */
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: fixed; top: -60px; left: var(--space-sm); z-index: 10000;
  background: var(--accent-1); color: #fff; padding: 0.85rem 1.4rem;
  border-radius: var(--radius-sm); font-weight: 600; transition: top var(--t-base);
}
.skip-link:focus { top: var(--space-sm); }

:focus-visible {
  outline: 2px solid var(--accent-2);
  outline-offset: 3px;
  border-radius: 4px;
}
button:focus-visible, a:focus-visible { outline-offset: 3px; }

/* ==========================================================================
   4. LAYOUT UTILITIES
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}
.section { padding-block: var(--space-3xl); position: relative; }
.section--tight { padding-block: var(--space-2xl); }
.section--alt { background: var(--bg-alt); }
.section-head {
  max-width: 680px;
  margin-bottom: var(--space-xl);
}
.section-head--center { margin-inline: auto; text-align: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-size: var(--fs-xs); font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--accent-2); margin-bottom: var(--space-sm);
}
.eyebrow::before {
  content: ''; width: 22px; height: 2px; background: var(--gradient-brand); border-radius: 2px;
}
.section-title { font-size: var(--fs-2xl); margin-bottom: var(--space-sm); }
.section-subtitle { color: var(--text-muted); font-size: var(--fs-md); max-width: 60ch; }

/* Sample-content notice: flags demo clients/testimonials/results/stats that
   need to be swapped for real ones before launch. Visible, not just a code
   comment, so nobody mistakes placeholder content for real claims. */
.sample-note {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-size: var(--fs-xs); font-weight: 600; color: var(--text-faint);
  margin-top: 0.35rem;
}
.sample-note::before {
  content: '\24D8'; /* circled "i" */
  font-size: 0.95em; line-height: 1;
}
.section-head--center .sample-note { justify-content: center; width: 100%; }
.sample-tag {
  display: inline-block; font-size: 0.65rem; font-weight: 700; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--text-faint); background: var(--surface-glass);
  border: 1px dashed var(--border-strong); border-radius: var(--radius-full);
  padding: 0.2rem 0.6rem; margin-bottom: 0.6rem;
}
.gradient-text {
  background: var(--gradient-text);
  background-size: 200% auto;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: gradientPan 8s linear infinite;
}
@keyframes gradientPan { to { background-position: 200% center; } }

.visually-center { display: flex; align-items: center; justify-content: center; }
.grid { display: grid; gap: var(--space-md); }

/* ==========================================================================
   5. BUTTONS
   ========================================================================== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.6rem;
  padding: 0.95rem 1.9rem; border-radius: var(--radius-full);
  font-weight: 600; font-size: var(--fs-sm); white-space: nowrap;
  transition: transform var(--t-base), box-shadow var(--t-base), background var(--t-base), color var(--t-base), border-color var(--t-base);
  border: 1px solid transparent; position: relative; isolation: isolate;
}
.btn svg { width: 1.1em; height: 1.1em; flex-shrink: 0; }
.btn:active { transform: scale(0.97); }

.btn-primary {
  background: var(--gradient-brand); background-size: 160% 160%;
  color: #fff; box-shadow: 0 10px 30px -8px rgba(139, 92, 246, 0.55);
}
.btn-primary:hover { box-shadow: 0 14px 36px -6px rgba(139, 92, 246, 0.7); transform: translateY(-2px); background-position: 100% 50%; }

.btn-secondary {
  background: var(--surface-glass);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border-color: var(--border-strong); color: var(--text);
}
.btn-secondary:hover { border-color: var(--accent-2); transform: translateY(-2px); background: var(--surface-glass-strong); }

.btn-ghost { color: var(--text); padding: 0.6rem 0.9rem; }
.btn-ghost:hover { color: var(--accent-2); }

.btn-lg { padding: 1.15rem 2.4rem; font-size: var(--fs-base); }
.btn-block { width: 100%; }
.btn-sm { padding: 0.65rem 1.3rem; font-size: var(--fs-xs); }

.btn-whatsapp {
  background: #25d366; color: #06280f;
}
.btn-whatsapp:hover { transform: translateY(-2px); box-shadow: 0 10px 30px -8px rgba(37, 211, 102, 0.6); }

.btn[disabled] { opacity: 0.65; pointer-events: none; }

/* ==========================================================================
   6. GLASS / CARD PRIMITIVES
   ========================================================================== */
.glass {
  background: var(--surface-glass);
  border: 1px solid var(--border);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-radius: var(--radius-lg);
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: transform var(--t-base), border-color var(--t-base), box-shadow var(--t-base);
}

/* ==========================================================================
   7. PRELOADER
   ========================================================================== */
#preloader {
  position: fixed; inset: 0; z-index: var(--z-preloader);
  display: flex; align-items: center; justify-content: center; flex-direction: column; gap: var(--space-md);
  background: var(--bg);
  transition: opacity 0.6s var(--ease), visibility 0.6s var(--ease);
}
#preloader.is-hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.preloader__mark {
  font-family: var(--font-heading); font-size: 2.75rem; font-weight: 800;
  background: var(--gradient-brand); background-size: 200% auto;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: gradientPan 3s linear infinite;
}
.preloader__bar {
  width: 180px; height: 3px; border-radius: var(--radius-full);
  background: var(--surface-2); overflow: hidden;
}
.preloader__bar::after {
  content: ''; display: block; height: 100%; width: 40%;
  background: var(--gradient-brand); border-radius: var(--radius-full);
  animation: loadBar 1.1s ease-in-out infinite;
}
@keyframes loadBar {
  0% { transform: translateX(-120%); }
  100% { transform: translateX(340%); }
}

/* ==========================================================================
   8. SCROLL PROGRESS BAR
   ========================================================================== */
#scroll-progress {
  position: fixed; top: 0; left: 0; height: 3px; width: 0%;
  background: var(--gradient-brand); z-index: var(--z-progress);
  transition: width 0.1s linear;
}

/* ==========================================================================
   9. NAVBAR
   ========================================================================== */
.site-header {
  position: sticky; top: 0; z-index: var(--z-nav); width: 100%;
}
.navbar {
  height: var(--nav-h);
  display: flex; align-items: center;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background var(--t-base), border-color var(--t-base), box-shadow var(--t-base);
}
.navbar.is-scrolled {
  background: var(--surface-glass-strong);
  backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
  border-bottom-color: var(--border);
  box-shadow: var(--shadow-sm);
}
.navbar__inner { display: flex; align-items: center; justify-content: space-between; width: 100%; gap: var(--space-md); }

.logo { display: flex; align-items: center; gap: 0.55rem; font-family: var(--font-heading); font-weight: 800; font-size: 1.4rem; letter-spacing: -0.02em; flex-shrink: 0; }
.logo__mark {
  width: 38px; height: 38px; border-radius: 11px; background: var(--gradient-brand);
  display: flex; align-items: center; justify-content: center; color: #fff; font-size: 1.05rem;
  box-shadow: 0 6px 18px -6px rgba(139, 92, 246, 0.7);
  flex-shrink: 0;
}
.logo__text span { background: var(--gradient-text); -webkit-background-clip: text; background-clip: text; color: transparent; }

.nav-links { display: none; align-items: center; gap: var(--space-lg); }
.nav-links a {
  font-size: var(--fs-sm); font-weight: 600; color: var(--text-muted); position: relative; padding: 0.4rem 0.1rem;
  transition: color var(--t-fast);
}
.nav-links a::after {
  content: ''; position: absolute; left: 0; bottom: -4px; width: 0; height: 2px;
  background: var(--gradient-brand); border-radius: 2px; transition: width var(--t-base);
}
.nav-links a:hover, .nav-links a[aria-current='page'] { color: var(--text); }
.nav-links a:hover::after, .nav-links a[aria-current='page']::after { width: 100%; }

.navbar__actions { display: flex; align-items: center; gap: var(--space-sm); }

.theme-toggle {
  width: 44px; height: 44px; border-radius: var(--radius-full);
  display: flex; align-items: center; justify-content: center;
  background: var(--surface-glass); border: 1px solid var(--border);
  color: var(--text); transition: border-color var(--t-base), transform var(--t-base);
  flex-shrink: 0;
}
.theme-toggle:hover { border-color: var(--accent-2); transform: rotate(-12deg); }
.theme-toggle svg { width: 20px; height: 20px; }
.theme-toggle .icon-sun { display: none; }
html[data-theme='light'] .theme-toggle .icon-sun { display: block; }
html[data-theme='light'] .theme-toggle .icon-moon { display: none; }

.hamburger {
  width: 44px; height: 44px; display: flex; align-items: center; justify-content: center;
  flex-direction: column; gap: 5px; flex-shrink: 0;
}
.hamburger span {
  display: block; width: 22px; height: 2px; background: var(--text); border-radius: 2px;
  transition: transform var(--t-base), opacity var(--t-base);
}
.hamburger[aria-expanded='true'] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger[aria-expanded='true'] span:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded='true'] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  position: fixed; inset: 0; z-index: var(--z-menu);
  background: var(--bg); padding: calc(var(--nav-h) + var(--space-lg)) var(--space-lg) var(--space-lg);
  display: flex; flex-direction: column; gap: var(--space-xl);
  transform: translateX(100%); transition: transform var(--t-slow);
  overflow-y: auto;
}
.mobile-menu.is-open { transform: translateX(0); }
.mobile-menu__links { display: flex; flex-direction: column; gap: var(--space-md); }
.mobile-menu__links a { font-family: var(--font-heading); font-size: var(--fs-xl); font-weight: 700; color: var(--text); }
.mobile-menu__links a[aria-current='page'] { color: var(--accent-2); }
.mobile-menu__foot { margin-top: auto; display: flex; flex-direction: column; gap: var(--space-sm); }

@media (min-width: 900px) {
  .nav-links { display: flex; }
  .hamburger { display: none; }
  .mobile-menu { display: none; }
}

/* ==========================================================================
   10. HERO
   ========================================================================== */
.hero {
  position: relative; overflow: hidden;
  min-height: 92svh; min-height: 92vh;
  display: flex; align-items: center; padding-top: var(--space-2xl); padding-bottom: var(--space-2xl);
}
.hero__bg { position: absolute; inset: 0; z-index: 0; overflow: hidden; }
.hero__bg::before {
  content: ''; position: absolute; inset: -10%;
  background: radial-gradient(circle at 20% 20%, rgba(139, 92, 246, 0.16), transparent 45%),
              radial-gradient(circle at 85% 15%, rgba(6, 182, 212, 0.14), transparent 40%),
              radial-gradient(circle at 50% 100%, rgba(236, 72, 153, 0.12), transparent 45%);
}
.hero__grid {
  position: absolute; inset: 0;
  background-image: linear-gradient(var(--border) 1px, transparent 1px), linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 40%, transparent 100%);
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 40%, transparent 100%);
  opacity: 0.5;
}
.blob { position: absolute; border-radius: 50%; filter: blur(90px); will-change: transform; }
.blob-1 { width: 460px; height: 460px; background: var(--accent-1); opacity: 0.35; top: -12%; left: -8%; animation: floatA 24s ease-in-out infinite; }
.blob-2 { width: 400px; height: 400px; background: var(--accent-2); opacity: 0.3; bottom: -18%; right: -6%; animation: floatB 28s ease-in-out infinite; }
.blob-3 { width: 320px; height: 320px; background: var(--accent-3); opacity: 0.28; top: 35%; left: 58%; animation: floatC 20s ease-in-out infinite; }
@keyframes floatA { 0%,100%{ transform: translate(0,0) scale(1); } 50%{ transform: translate(60px,50px) scale(1.15); } }
@keyframes floatB { 0%,100%{ transform: translate(0,0) scale(1); } 50%{ transform: translate(-50px,-40px) scale(1.1); } }
@keyframes floatC { 0%,100%{ transform: translate(0,0) scale(1); } 50%{ transform: translate(-40px,50px) scale(0.9); } }

.hero__content { position: relative; z-index: 1; text-align: center; margin-inline: auto; max-width: 900px; }
.hero__badge {
  display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.5rem 1rem;
  border-radius: var(--radius-full); background: var(--surface-glass); border: 1px solid var(--border);
  font-size: var(--fs-xs); font-weight: 600; color: var(--text-muted); margin-bottom: var(--space-md);
}
.hero__badge .dot { width: 8px; height: 8px; border-radius: 50%; background: #22c55e; box-shadow: 0 0 0 3px rgba(34,197,94,.25); }
.hero__title { font-size: var(--fs-4xl); margin-bottom: var(--space-md); }
.hero__subtitle { font-size: var(--fs-md); color: var(--text-muted); max-width: 60ch; margin-inline: auto; margin-bottom: var(--space-lg); }
.hero__actions { display: flex; flex-wrap: wrap; gap: var(--space-sm); justify-content: center; margin-bottom: var(--space-xl); }
.hero__stats { display: flex; flex-wrap: wrap; gap: var(--space-xl); justify-content: center; }
.hero__stat { text-align: center; }
.hero__stat strong { display: block; font-family: var(--font-heading); font-size: var(--fs-lg); background: var(--gradient-text); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero__stat span { font-size: var(--fs-xs); color: var(--text-faint); text-transform: uppercase; letter-spacing: 0.08em; }

.scroll-indicator {
  position: absolute; bottom: var(--space-lg); left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 0.4rem;
  color: var(--text-faint); font-size: var(--fs-xs); z-index: 1;
  animation: bob 2.4s ease-in-out infinite;
}
.scroll-indicator svg { width: 18px; height: 18px; }
@keyframes bob { 0%,100%{ transform: translate(-50%,0); } 50%{ transform: translate(-50%,8px); } }

/* ==========================================================================
   11. MARQUEE (client logos + testimonials share the mechanic)
   ========================================================================== */
.marquee { overflow: hidden; position: relative; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee__track { display: flex; width: max-content; gap: var(--space-2xl); animation: marquee 32s linear infinite; }
.marquee__track.is-paused, .marquee:hover .marquee__track, .marquee:focus-within .marquee__track { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(-50%); } }

.trust-section { padding-block: var(--space-2xl); }
.trust-section__label { text-align: center; color: var(--text-faint); font-size: var(--fs-xs); font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; margin-bottom: var(--space-lg); }
.client-logo {
  display: flex; align-items: center; gap: 0.55rem; font-family: var(--font-heading); font-weight: 700;
  font-size: var(--fs-lg); color: var(--text-faint); white-space: nowrap; opacity: 0.75;
  transition: opacity var(--t-base), color var(--t-base);
}
.client-logo:hover { opacity: 1; color: var(--text); }
.client-logo svg { width: 26px; height: 26px; flex-shrink: 0; }

/* ==========================================================================
   12. SERVICES
   ========================================================================== */
.services-grid { grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); }
.service-card {
  padding: var(--space-lg); position: relative; overflow: hidden;
}
.service-card:hover { transform: translateY(-6px); border-color: var(--border-strong); box-shadow: var(--shadow-md); }
.service-card::before {
  content: ''; position: absolute; inset: 0; opacity: 0; background: var(--gradient-brand);
  -webkit-mask: linear-gradient(#000, transparent 70%); mask: linear-gradient(#000, transparent 70%);
  transition: opacity var(--t-base); pointer-events: none;
}
.service-card:hover::before { opacity: 0.12; }
.service-card__icon {
  width: 56px; height: 56px; border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center;
  background: var(--gradient-brand); color: #fff; margin-bottom: var(--space-md);
  box-shadow: 0 8px 22px -8px rgba(139, 92, 246, 0.6);
}
.service-card__icon svg { width: 26px; height: 26px; }
.service-card__title { font-size: var(--fs-md); margin-bottom: 0.5rem; }
.service-card__desc { color: var(--text-muted); font-size: var(--fs-sm); margin-bottom: var(--space-sm); }
.service-card__link { display: inline-flex; align-items: center; gap: 0.4rem; font-weight: 600; font-size: var(--fs-sm); color: var(--accent-2); }
.service-card__link svg { width: 16px; height: 16px; transition: transform var(--t-base); }
.service-card__link:hover svg { transform: translateX(4px); }

/* ==========================================================================
   13. TESTIMONIALS
   ========================================================================== */
.testimonials-section { position: relative; }
.testimonial-controls { display: flex; justify-content: center; margin-top: var(--space-lg); }
.marquee-toggle {
  display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.55rem 1.1rem;
  border-radius: var(--radius-full); background: var(--surface-glass); border: 1px solid var(--border);
  font-size: var(--fs-xs); font-weight: 600; color: var(--text-muted);
}
.marquee-toggle svg { width: 14px; height: 14px; }
.marquee-toggle .icon-play { display: none; }
.marquee-toggle[aria-pressed='true'] .icon-pause { display: none; }
.marquee-toggle[aria-pressed='true'] .icon-play { display: block; }

.testimonial-card {
  width: min(420px, 84vw); padding: var(--space-lg); display: flex; flex-direction: column; gap: var(--space-sm);
  flex-shrink: 0;
}
.testimonial-card__quote-icon { font-family: Georgia, 'Times New Roman', serif; font-size: 2.75rem; line-height: 0.6; color: var(--accent-1); opacity: 0.6; display: block; height: 30px; }
.testimonial-card__stars { display: flex; gap: 3px; color: #f5b400; }
.testimonial-card__stars svg { width: 15px; height: 15px; }
.testimonial-card__text { color: var(--text-muted); font-size: var(--fs-sm); flex: 1; }
.testimonial-card__author { display: flex; align-items: center; gap: 0.75rem; margin-top: var(--space-2xs); }
.testimonial-card__avatar {
  width: 44px; height: 44px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-family: var(--font-heading); font-weight: 700; font-size: 0.95rem; color: #fff; flex-shrink: 0;
}
.testimonial-card__name { font-weight: 700; font-size: var(--fs-sm); }
.testimonial-card__role { font-size: var(--fs-xs); color: var(--text-faint); }

/* ==========================================================================
   14. CTA BANDS
   ========================================================================== */
.cta-band {
  position: relative; overflow: hidden; text-align: center; padding: var(--space-2xl) var(--space-lg);
  border-radius: var(--radius-lg); background: var(--gradient-brand); color: #fff;
  isolation: isolate;
}
.cta-band::before {
  content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 30% 20%, rgba(255,255,255,.25), transparent 55%);
}
.cta-band h2 { font-size: var(--fs-2xl); margin-bottom: var(--space-sm); max-width: 26ch; margin-inline: auto; }
.cta-band p { opacity: 0.92; max-width: 55ch; margin-inline: auto; margin-bottom: var(--space-lg); }
.cta-band__actions { display: flex; gap: var(--space-sm); justify-content: center; flex-wrap: wrap; position: relative; z-index: 1; }
.cta-band .btn-primary { background: #fff; color: #14141f; box-shadow: 0 10px 30px -8px rgba(0,0,0,.35); }
.cta-band .btn-primary:hover { background: #fff; opacity: 0.92; }
.cta-band .btn-secondary { border-color: rgba(255,255,255,.5); background: rgba(255,255,255,.12); color: #fff; }

/* ==========================================================================
   15. FOOTER (true sticky footer: always sits at page end, flex column body)
   ========================================================================== */
.site-footer {
  flex-shrink: 0; position: relative; overflow: hidden;
  background: linear-gradient(160deg, var(--surface) 0%, var(--bg-alt) 55%, var(--surface) 100%);
  border-top: 1px solid var(--border);
  color: var(--text);
  padding-top: var(--space-2xl);
}
.site-footer::before {
  content: ''; position: absolute; inset: 0; opacity: 0.5; pointer-events: none;
  background: radial-gradient(circle at 15% 0%, rgba(139,92,246,.16), transparent 45%), radial-gradient(circle at 85% 20%, rgba(6,182,212,.14), transparent 45%);
}
.footer__inner { position: relative; z-index: 1; }
.footer__top { display: grid; gap: var(--space-xl); grid-template-columns: 1.3fr repeat(3, 1fr); padding-bottom: var(--space-xl); }
.footer__brand p { color: var(--text-muted); font-size: var(--fs-sm); margin-block: var(--space-sm); max-width: 34ch; }
.footer__social { display: flex; gap: 0.6rem; margin-top: var(--space-sm); }
.footer__social a {
  width: 40px; height: 40px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  background: var(--surface-glass); border: 1px solid var(--border); transition: all var(--t-base);
}
.footer__social a:hover { background: var(--gradient-brand); border-color: transparent; transform: translateY(-3px); }
.footer__social svg { width: 17px; height: 17px; }
.footer__social a span { font-family: var(--font-heading); font-weight: 700; font-size: 0.78rem; letter-spacing: -0.02em; }
.footer__heading { font-family: var(--font-heading); font-size: var(--fs-sm); font-weight: 700; margin-bottom: var(--space-sm); letter-spacing: 0.02em; }
.footer__links { display: flex; flex-direction: column; gap: 0.65rem; }
.footer__links a { color: var(--text-muted); font-size: var(--fs-sm); transition: color var(--t-fast); }
.footer__links a:hover { color: var(--accent-2); }
.footer__contact-item { display: flex; align-items: flex-start; gap: 0.6rem; color: var(--text-muted); font-size: var(--fs-sm); margin-bottom: 0.65rem; }
.footer__contact-item svg { width: 17px; height: 17px; flex-shrink: 0; margin-top: 0.15em; color: var(--accent-2); }
.footer__contact-item a:hover { color: var(--accent-2); }
.footer__cta { padding: var(--space-md); }
.footer__cta p { color: var(--text-muted); font-size: var(--fs-sm); margin-block: 0.5rem var(--space-sm); }
.footer__bottom {
  border-top: 1px solid var(--border); padding-block: var(--space-md);
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-sm);
  font-size: var(--fs-xs); color: var(--text-faint);
}
.footer__bottom-links { display: flex; gap: var(--space-md); }

@media (max-width: 860px) {
  .footer__top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .footer__top { grid-template-columns: 1fr; }
}

/* ==========================================================================
   16. FLOATING UI: WhatsApp + Back to top
   ========================================================================== */
.whatsapp-float {
  position: fixed; right: var(--space-md); bottom: var(--space-md); z-index: var(--z-float);
  display: flex; align-items: center;
}
.whatsapp-float__link {
  position: relative; width: 60px; height: 60px; border-radius: 50%; background: #25d366;
  display: flex; align-items: center; justify-content: center; color: #fff;
  box-shadow: 0 10px 30px -6px rgba(37, 211, 102, 0.6);
  transition: transform var(--t-base);
}
.whatsapp-float__link svg { width: 30px; height: 30px; }
.whatsapp-float__link:hover { transform: scale(1.08); }
.whatsapp-float__ring {
  position: absolute; inset: 0; border-radius: 50%; border: 2px solid #25d366;
  animation: pulseRing 2.2s ease-out infinite;
}
@keyframes pulseRing {
  0% { transform: scale(1); opacity: 0.7; }
  100% { transform: scale(1.9); opacity: 0; }
}
.whatsapp-float__tooltip {
  position: absolute; right: 72px; top: 50%; transform: translateY(-50%) translateX(6px);
  background: var(--surface); color: var(--text); border: 1px solid var(--border);
  padding: 0.55rem 0.9rem; border-radius: var(--radius-sm); font-size: var(--fs-xs); font-weight: 600;
  white-space: nowrap; box-shadow: var(--shadow-sm); opacity: 0; pointer-events: none;
  transition: opacity var(--t-base), transform var(--t-base);
}
.whatsapp-float__link:hover + .whatsapp-float__tooltip,
.whatsapp-float__link:focus-visible + .whatsapp-float__tooltip { opacity: 1; transform: translateY(-50%) translateX(0); }

#back-to-top {
  position: fixed; right: var(--space-md); bottom: 92px; z-index: var(--z-float);
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--surface-glass-strong); border: 1px solid var(--border-strong); color: var(--text);
  backdrop-filter: blur(12px); display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transform: translateY(10px);
  transition: all var(--t-base);
}
#back-to-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
#back-to-top:hover { background: var(--gradient-brand); border-color: transparent; }
#back-to-top svg { width: 20px; height: 20px; }

@media (max-width: 560px) {
  .whatsapp-float { right: var(--space-sm); bottom: var(--space-sm); }
  .whatsapp-float__link { width: 54px; height: 54px; }
  #back-to-top { right: var(--space-sm); bottom: 82px; width: 42px; height: 42px; }
  .whatsapp-float__tooltip { display: none; }
}

/* ==========================================================================
   17. SCROLL REVEAL
   ========================================================================== */
[data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
[data-reveal].in-view { opacity: 1; transform: translateY(0); }
[data-reveal='fade'] { transform: none; }
[data-reveal='scale'] { transform: scale(0.92); }
[data-reveal='scale'].in-view { transform: scale(1); }
[data-reveal-delay='1'] { transition-delay: 0.08s; }
[data-reveal-delay='2'] { transition-delay: 0.16s; }
[data-reveal-delay='3'] { transition-delay: 0.24s; }
[data-reveal-delay='4'] { transition-delay: 0.32s; }

/* ==========================================================================
   18. PAGE HERO (portfolio / freelance)
   ========================================================================== */
.page-hero { position: relative; overflow: hidden; padding-top: var(--space-3xl); padding-bottom: var(--space-2xl); text-align: center; }
.page-hero__inner { position: relative; z-index: 1; max-width: 780px; margin-inline: auto; }
.page-hero .hero__bg { z-index: 0; }
.page-hero h1 { font-size: var(--fs-3xl); margin-bottom: var(--space-sm); }
.page-hero p { color: var(--text-muted); font-size: var(--fs-md); }
.breadcrumb { display: flex; gap: 0.5rem; justify-content: center; font-size: var(--fs-xs); color: var(--text-faint); margin-bottom: var(--space-md); }
.breadcrumb a:hover { color: var(--accent-2); }

/* ==========================================================================
   19. PORTFOLIO: FILTERS + MASONRY + LIGHTBOX
   ========================================================================== */
.filter-bar { display: flex; flex-wrap: wrap; gap: 0.6rem; justify-content: center; margin-bottom: var(--space-xl); }
.filter-btn {
  padding: 0.65rem 1.3rem; border-radius: var(--radius-full); font-size: var(--fs-xs); font-weight: 600;
  background: var(--surface-glass); border: 1px solid var(--border); color: var(--text-muted);
  transition: all var(--t-base);
}
.filter-btn:hover { color: var(--text); border-color: var(--border-strong); }
.filter-btn.is-active { background: var(--gradient-brand); color: #fff; border-color: transparent; box-shadow: 0 8px 20px -8px rgba(139,92,246,.6); }

.masonry-grid { column-count: 1; column-gap: var(--space-md); }
@media (min-width: 640px) { .masonry-grid { column-count: 2; } }
@media (min-width: 1024px) { .masonry-grid { column-count: 3; } }

.masonry-item {
  break-inside: avoid; margin-bottom: var(--space-md);
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease);
}
.masonry-item.item-hidden { opacity: 0; transform: scale(0.92); }

.gallery-item {
  position: relative; border-radius: var(--radius-md); overflow: hidden; border: 1px solid var(--border);
  background: var(--surface); cursor: pointer;
}
.gallery-item__img-wrap { position: relative; overflow: hidden; aspect-ratio: var(--ar, 4/5); }
.gallery-item__img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s var(--ease); }
.gallery-item:hover .gallery-item__img { transform: scale(1.08); }
.gallery-item__overlay {
  position: absolute; inset: 0; background: linear-gradient(180deg, transparent 40%, rgba(4,4,12,.92) 100%);
  display: flex; flex-direction: column; justify-content: flex-end; padding: var(--space-md);
  opacity: 0; transition: opacity var(--t-base);
}
.gallery-item:hover .gallery-item__overlay, .gallery-item:focus-within .gallery-item__overlay { opacity: 1; }
.gallery-item__zoom {
  position: absolute; top: var(--space-sm); right: var(--space-sm); width: 40px; height: 40px; border-radius: 50%;
  background: rgba(255,255,255,.15); backdrop-filter: blur(6px); display: flex; align-items: center; justify-content: center;
  color: #fff; opacity: 0; transform: scale(0.7); transition: all var(--t-base);
}
.gallery-item:hover .gallery-item__zoom { opacity: 1; transform: scale(1); }
.gallery-item__zoom svg { width: 18px; height: 18px; }
.gallery-item__category { font-size: var(--fs-xs); font-weight: 700; color: var(--accent-2); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 0.25rem; }
.gallery-item__title { color: #fff; font-family: var(--font-heading); font-weight: 700; font-size: var(--fs-sm); }
.gallery-item__caption { padding: var(--space-sm) var(--space-sm) 0; }
.gallery-item__caption .gallery-item__title { color: var(--text); }

.lightbox {
  position: fixed; inset: 0; z-index: var(--z-lightbox); display: flex; align-items: center; justify-content: center;
  padding: var(--space-md); visibility: hidden; opacity: 0; transition: opacity var(--t-base), visibility var(--t-base);
}
.lightbox.is-open { visibility: visible; opacity: 1; }
.lightbox__backdrop { position: absolute; inset: 0; background: var(--overlay-scrim); backdrop-filter: blur(6px); }
.lightbox__dialog {
  position: relative; z-index: 1; width: min(880px, 100%); max-height: 88vh; overflow-y: auto;
  background: var(--surface); border: 1px solid var(--border-strong); border-radius: var(--radius-lg);
  display: grid; grid-template-columns: 1.2fr 1fr; box-shadow: var(--shadow-lg);
  transform: translateY(16px) scale(0.98); transition: transform var(--t-base);
}
.lightbox.is-open .lightbox__dialog { transform: translateY(0) scale(1); }
.lightbox__media { background: var(--surface-2); }
.lightbox__media img { width: 100%; height: 100%; object-fit: cover; min-height: 260px; }
.lightbox__body { padding: var(--space-lg); display: flex; flex-direction: column; }
.lightbox__close {
  position: absolute; top: var(--space-sm); right: var(--space-sm); z-index: 2;
  width: 40px; height: 40px; border-radius: 50%; background: rgba(10,10,20,.55); color: #fff;
  display: flex; align-items: center; justify-content: center; backdrop-filter: blur(6px);
}
.lightbox__close svg { width: 18px; height: 18px; }
.lightbox__nav {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 2;
  width: 44px; height: 44px; border-radius: 50%; background: rgba(10,10,20,.5); color: #fff;
  display: flex; align-items: center; justify-content: center; backdrop-filter: blur(6px);
}
.lightbox__nav:hover { background: rgba(10,10,20,.8); }
.lightbox__nav svg { width: 20px; height: 20px; }
.lightbox__prev { left: var(--space-sm); }
.lightbox__next { right: var(--space-sm); }
.lightbox__category { color: var(--accent-2); font-size: var(--fs-xs); font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 0.4rem; }
.lightbox__title { font-size: var(--fs-lg); margin-bottom: var(--space-sm); }
.lightbox__desc { color: var(--text-muted); font-size: var(--fs-sm); margin-bottom: var(--space-md); }
.lightbox__tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: auto; }
.lightbox__tag { font-size: var(--fs-xs); padding: 0.35rem 0.7rem; border-radius: var(--radius-full); background: var(--surface-2); color: var(--text-muted); }

@media (max-width: 720px) {
  .lightbox__dialog { grid-template-columns: 1fr; }
  .lightbox__media img { min-height: 200px; }
}

/* ==========================================================================
   20. CASE STUDIES
   ========================================================================== */
.case-study {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-xl); align-items: center;
  padding-block: var(--space-xl); border-bottom: 1px solid var(--border);
}
.case-study:last-child { border-bottom: none; }
.case-study:nth-child(even) .case-study__media { order: 2; }
.case-study__media { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border); aspect-ratio: 16/11; }
.case-study__media img { width: 100%; height: 100%; object-fit: cover; }
.case-study__tag { color: var(--accent-2); font-size: var(--fs-xs); font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 0.5rem; }
.case-study__title { font-size: var(--fs-xl); margin-bottom: var(--space-sm); }
.case-study__desc { color: var(--text-muted); margin-bottom: var(--space-md); }
.case-study__stats { display: flex; gap: var(--space-lg); flex-wrap: wrap; }
.case-study__stat strong { display: block; font-family: var(--font-heading); font-size: var(--fs-lg); background: var(--gradient-text); -webkit-background-clip: text; background-clip: text; color: transparent; }
.case-study__stat span { font-size: var(--fs-xs); color: var(--text-faint); }

@media (max-width: 800px) {
  .case-study { grid-template-columns: 1fr; }
  .case-study:nth-child(even) .case-study__media { order: 0; }
}

/* ==========================================================================
   21. SKILLS
   ========================================================================== */
.skills-groups { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.skill-group { padding: var(--space-lg); }
.skill-group__title { display: flex; align-items: center; gap: 0.6rem; font-size: var(--fs-md); margin-bottom: var(--space-md); }
.skill-group__title svg { width: 22px; height: 22px; color: var(--accent-2); }
.skill-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.skill-tag {
  padding: 0.5rem 0.9rem; border-radius: var(--radius-full); font-size: var(--fs-xs); font-weight: 600;
  background: var(--surface-2); color: var(--text-muted); border: 1px solid var(--border);
  transition: all var(--t-base);
}
.skill-tag:hover { color: #fff; background: var(--gradient-brand); border-color: transparent; transform: translateY(-2px); }

/* ==========================================================================
   22. EXPERIENCE TIMELINE
   ========================================================================== */
.timeline { position: relative; max-width: 820px; margin-inline: auto; }
.timeline::before { content: ''; position: absolute; left: 20px; top: 0; bottom: 0; width: 2px; background: var(--border); }
.timeline__item { position: relative; padding-left: 60px; padding-bottom: var(--space-xl); }
.timeline__item:last-child { padding-bottom: 0; }
.timeline__dot {
  position: absolute; left: 11px; top: 4px; width: 20px; height: 20px; border-radius: 50%;
  background: var(--gradient-brand); box-shadow: 0 0 0 5px var(--bg), 0 0 0 6px var(--border);
}
.timeline__date { color: var(--accent-2); font-size: var(--fs-xs); font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 0.35rem; }
.timeline__title { font-size: var(--fs-md); margin-bottom: 0.5rem; }
.timeline__desc { color: var(--text-muted); font-size: var(--fs-sm); }

@media (min-width: 760px) {
  .timeline::before { left: 50%; margin-left: -1px; }
  .timeline__item { width: 50%; padding-left: 0; padding-right: 60px; }
  .timeline__item:nth-child(even) { margin-left: 50%; padding-right: 0; padding-left: 60px; }
  .timeline__dot { left: auto; right: -10px; }
  .timeline__item:nth-child(even) .timeline__dot { left: -10px; right: auto; }
}

/* ==========================================================================
   23. PROCESS TIMELINE (freelance)
   ========================================================================== */
.process-grid { grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); counter-reset: step; position: relative; }
.process-step { padding: var(--space-lg) var(--space-md); text-align: center; position: relative; }
.process-step__number {
  width: 52px; height: 52px; border-radius: 50%; margin-inline: auto var(--space-sm);
  background: var(--gradient-brand); color: #fff; font-family: var(--font-heading); font-weight: 800; font-size: var(--fs-md);
  display: flex; align-items: center; justify-content: center;
}
.process-step__title { font-size: var(--fs-base); margin-bottom: 0.4rem; }
.process-step__desc { color: var(--text-muted); font-size: var(--fs-xs); }
.process-step__arrow { display: none; position: absolute; top: 26px; right: -18%; color: var(--border-strong); }
@media (min-width: 760px) {
  .process-step__arrow { display: block; }
  .process-step:last-child .process-step__arrow { display: none; }
}

/* ==========================================================================
   24. ANIMATED COUNTERS
   ========================================================================== */
.stats-grid { grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); text-align: center; }
.stat { padding: var(--space-lg) var(--space-sm); }
.stat__number { font-family: var(--font-heading); font-size: var(--fs-3xl); font-weight: 800; background: var(--gradient-text); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat__label { color: var(--text-muted); font-size: var(--fs-sm); margin-top: 0.35rem; }

/* ==========================================================================
   25. ACCORDION (FAQ + Services detail)
   ========================================================================== */
.accordion { display: flex; flex-direction: column; gap: var(--space-sm); }
.accordion-item { border-radius: var(--radius-md); overflow: hidden; }
.accordion-header {
  width: 100%; display: flex; align-items: center; gap: var(--space-md); text-align: left;
  padding: var(--space-md) var(--space-lg);
}
.accordion-header__icon {
  width: 44px; height: 44px; border-radius: var(--radius-sm); flex-shrink: 0;
  background: var(--gradient-brand); color: #fff; display: flex; align-items: center; justify-content: center;
}
.accordion-header__icon svg { width: 21px; height: 21px; }
.accordion-header__text { flex: 1; }
.accordion-header__title { font-size: var(--fs-base); font-weight: 700; }
.accordion-header__summary { font-size: var(--fs-xs); color: var(--text-muted); margin-top: 0.2rem; }
.accordion-chevron { width: 20px; height: 20px; color: var(--text-faint); transition: transform var(--t-base); flex-shrink: 0; }
.accordion-item.is-open .accordion-chevron { transform: rotate(180deg); color: var(--accent-2); }
.accordion-panel {
  display: grid; grid-template-rows: 0fr; transition: grid-template-rows var(--t-slow);
}
.accordion-item.is-open .accordion-panel { grid-template-rows: 1fr; }
.accordion-panel__inner { overflow: hidden; }
.accordion-panel__content { padding: 0 var(--space-lg) var(--space-lg); color: var(--text-muted); font-size: var(--fs-sm); }
.accordion-panel__content ul { display: flex; flex-direction: column; gap: 0.5rem; margin-block: var(--space-sm); }
.accordion-panel__content li { display: flex; gap: 0.5rem; align-items: flex-start; }
.accordion-panel__content li svg { width: 16px; height: 16px; color: #22c55e; flex-shrink: 0; margin-top: 0.2em; }
.accordion-panel__foot { display: flex; align-items: center; gap: var(--space-md); flex-wrap: wrap; margin-top: var(--space-sm); }
.service-price { font-family: var(--font-heading); font-weight: 700; color: var(--text); }
.service-price span { color: var(--text-faint); font-weight: 400; font-size: var(--fs-xs); }

/* ==========================================================================
   26. FORMS
   ========================================================================== */
.form { display: flex; flex-direction: column; gap: var(--space-md); }
.form-row { display: grid; gap: var(--space-md); grid-template-columns: 1fr; }
@media (min-width: 640px) { .form-row--2 { grid-template-columns: 1fr 1fr; } }
.form-group { display: flex; flex-direction: column; gap: 0.45rem; }
.form-label { font-size: var(--fs-sm); font-weight: 600; }
.form-label .req { color: var(--accent-3); }
.form-input, .form-textarea, .form-select {
  width: 100%; padding: 0.85rem 1rem; border-radius: var(--radius-sm);
  background: var(--surface-2); border: 1px solid var(--border); color: var(--text); font-size: var(--fs-sm);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.form-textarea { resize: vertical; min-height: 120px; }
.form-input::placeholder, .form-textarea::placeholder { color: var(--text-faint); }
.form-input:focus, .form-textarea:focus, .form-select:focus {
  outline: none; border-color: var(--accent-2); box-shadow: 0 0 0 4px rgba(6, 182, 212, 0.15);
}
.form-select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23a3a3ba' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 1rem center; padding-right: 2.5rem; }
.form-hint { font-size: var(--fs-xs); color: var(--text-faint); }
.form-error-msg { font-size: var(--fs-xs); color: #f87171; min-height: 1em; }
.form-input.is-invalid, .form-textarea.is-invalid, .form-select.is-invalid { border-color: #f87171; }
.form-input.is-valid, .form-textarea.is-valid { border-color: #22c55e; }

.form-fieldset { border: 1px solid var(--border); border-radius: var(--radius-sm); padding: var(--space-sm) var(--space-md) var(--space-md); }
.form-fieldset legend { font-size: var(--fs-sm); font-weight: 600; padding: 0 0.4rem; }
.radio-group { display: flex; flex-wrap: wrap; gap: var(--space-sm); }
.radio-option { display: flex; align-items: center; gap: 0.5rem; padding: 0.55rem 1rem; border-radius: var(--radius-full); border: 1px solid var(--border); font-size: var(--fs-sm); cursor: pointer; transition: all var(--t-fast); }
.radio-option:has(input:checked) { border-color: var(--accent-2); background: rgba(6,182,212,0.1); color: var(--text); }
.radio-option input { accent-color: var(--accent-2); }

.hp-field { position: absolute; left: -9999px; top: -9999px; opacity: 0; height: 0; width: 0; overflow: hidden; }

.form-success {
  display: none; flex-direction: column; align-items: center; text-align: center; gap: var(--space-sm);
  padding: var(--space-2xl) var(--space-lg);
}
.form-success.is-visible { display: flex; }
.form-success__icon {
  width: 68px; height: 68px; border-radius: 50%; background: rgba(34,197,94,0.15); color: #22c55e;
  display: flex; align-items: center; justify-content: center;
}
.form-success__icon svg { width: 32px; height: 32px; }
.form.is-hidden { display: none; }

.spinner {
  width: 18px; height: 18px; border-radius: 50%; border: 2.5px solid rgba(255,255,255,0.4); border-top-color: #fff;
  animation: spin 0.7s linear infinite; display: none;
}
.btn[data-loading='true'] .spinner { display: inline-block; }
.btn[data-loading='true'] .btn-label-text { display: none; }
@keyframes spin { to { transform: rotate(360deg); } }

.form-panel { padding: var(--space-xl); }

/* ==========================================================================
   27. ABOUT / PORTRAIT
   ========================================================================== */
.about-visual {
  position: relative; aspect-ratio: 1/1; border-radius: var(--radius-lg); overflow: hidden;
  background: var(--gradient-brand); display: flex; align-items: center; justify-content: center;
}
.about-visual__ring { position: absolute; inset: 10%; border: 2px dashed rgba(255,255,255,.35); border-radius: 50%; animation: spin 40s linear infinite; }
.about-visual__initials { font-family: var(--font-heading); font-size: clamp(4rem, 12vw, 7rem); font-weight: 800; color: rgba(255,255,255,.95); }

/* ==========================================================================
   28. MISC UTILITIES
   ========================================================================== */
.two-col { grid-template-columns: 1fr; align-items: center; }
@media (min-width: 860px) { .two-col { grid-template-columns: 1fr 1fr; gap: var(--space-2xl); } }
.text-center { text-align: center; }
.mt-lg { margin-top: var(--space-lg); }
.stack { display: flex; flex-direction: column; gap: var(--space-sm); }
.tag-list { display: flex; flex-wrap: wrap; gap: 0.5rem; }

@media (max-width: 640px) {
  .hero__title { font-size: var(--fs-3xl); }
  .section { padding-block: var(--space-2xl); }
}