/* ==========================================================================
   Amir Zaaba — Portfolio
   Design tokens + global styles
   ========================================================================== */

:root {
  --color-navy: #0F1E33;
  --color-teal: #006D6F;
  --color-teal-dark: #00575A;
  --color-teal-light: #E8F3F1;
  --color-orange: #E88932;
  --color-text: #475569;
  --color-text-muted: #64748B;
  --color-background: #FCFCFB;
  --color-background-light: #F7F8F8;
  --color-border: #DCE3E6;
  --color-footer: #0C1B2D;
  --color-rating: #FFAA00;
  --color-white: #FFFFFF;

  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --max-width: 1280px;
  --section-spacing: 112px;
  --radius-card: 12px;
  --radius-button: 8px;
  --transition: 250ms ease;
  --header-height: 76px;
}

@media (max-width: 991px) {
  :root { --section-spacing: 76px; }
}

@media (max-width: 767px) {
  :root { --section-spacing: 60px; }
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-height); }
/* Note: deliberately not setting overflow-x:hidden on html/body — that forces the
   browser to treat body as its own scroll container, which breaks position:sticky
   for the header in several browsers. Overflow is instead contained per-component
   (.hero, .tech-marquee) where something actually needs clipping. */
body, h1, h2, h3, h4, p, ul, figure { margin: 0; }
ul { padding: 0; list-style: none; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
input, select, textarea { font: inherit; color: inherit; }
svg { display: block; }

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-background);
  -webkit-font-smoothing: antialiased;
}

/* Fixed constellation layer — sits behind every section; only visible where a
   section has no opaque background of its own (hero, about, tech strip,
   services, work, testimonials, contact). Footer/CTA/light sections stay solid. */
#bg-network {
  /* inset:0 on a fixed element already spans exactly the viewport — an explicit
     width:100vw/height:100vh here can render wider/taller than the real visible
     viewport on some mobile browsers and cause horizontal scroll, so don't set them. */
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  #bg-network { display: none; }
}

/* ---------- Layout helpers ---------- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

section { padding: var(--section-spacing) 0; }

.section-light { background: var(--color-background-light); }

.section-header { max-width: 640px; margin-bottom: 48px; }
.section-header.center { margin-left: auto; margin-right: auto; text-align: center; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-orange);
  margin-bottom: 14px;
}
.eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-orange);
}

h1, h2, h3, h4 { color: var(--color-navy); font-weight: 700; line-height: 1.2; }

.section-title { font-size: 40px; }
.section-subtitle { margin-top: 14px; font-size: 17px; color: var(--color-text); }

/* Skip link */
.skip-link {
  position: absolute;
  left: 16px;
  top: -60px;
  background: var(--color-teal);
  color: #fff;
  padding: 12px 18px;
  border-radius: var(--radius-button);
  z-index: 2000;
  transition: top var(--transition);
}
.skip-link:focus { top: 16px; }

/* Focus visibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--color-teal);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 26px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-button);
  transition: transform var(--transition), background var(--transition), border-color var(--transition), color var(--transition), box-shadow var(--transition);
  white-space: nowrap;
}
.btn svg { width: 16px; height: 16px; flex-shrink: 0; transition: transform var(--transition); }

.btn-primary { background: var(--color-teal); color: #fff; }
.btn-primary:hover { background: var(--color-teal-dark); transform: translateY(-2px); }
.btn-primary:hover svg { transform: translateX(3px); }

.btn-secondary { background: #fff; color: var(--color-navy); border: 1px solid var(--color-border); }
.btn-secondary:hover { border-color: var(--color-teal); color: var(--color-teal); transform: translateY(-2px); }
.btn-secondary:hover svg { transform: translateX(3px); }

.btn-block { width: 100%; }
.btn[disabled] { opacity: 0.7; cursor: not-allowed; transform: none !important; }

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 900;
  height: var(--header-height);
  display: flex;
  align-items: center;
  background: rgba(252, 252, 251, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: box-shadow var(--transition), border-color var(--transition);
}
.site-header.is-scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: 0 4px 20px rgba(15, 30, 51, 0.05);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  max-width: none;
  width: 100%;
  padding: 0 40px;
}

@media (max-width: 767px) {
  .site-header .container { padding: 0 24px; }
}
@media (max-width: 479px) {
  .site-header .container { padding: 0 20px; }
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 19px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--color-navy);
}
.logo-mark { width: 34px; height: 34px; flex-shrink: 0; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-links a {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}
.nav-links a:hover,
.nav-links a[aria-current="true"] {
  color: var(--color-navy);
  border-bottom-color: var(--color-teal);
}

/* .nav-links a's color rule above (class+element) otherwise beats .btn-primary's
   (class-only), washing the mobile-menu Hire Me button's white text out to grey. */
.nav-links a.btn-primary,
.nav-links a.btn-primary:hover {
  color: #fff;
  border-bottom-color: transparent;
}

.nav-links .btn-primary { display: none; }

.header-actions { display: flex; align-items: center; gap: 20px; }

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
}
.nav-toggle:hover { background: var(--color-teal-light); }
.nav-toggle svg { width: 22px; height: 22px; }

/* 991px, not 767px: the full desktop nav (6 links + Hire Me button) doesn't
   fit at iPad-portrait widths (~768-834px) either, so switch to the hamburger
   menu at the same breakpoint the content grids already stack at. */
@media (max-width: 991px) {
  /* .site-header has backdrop-filter, which makes it the containing block for a
     position:fixed child — use position:absolute anchored to it instead, with an
     explicit height, rather than relying on fixed + top/bottom against the viewport. */
  .nav-links { position: absolute; top: 100%; left: 0; right: 0; height: calc(100vh - var(--header-height)); background: #fff; flex-direction: column; justify-content: flex-start; align-items: stretch; padding: 32px 24px; gap: 4px; transform: translateX(100%); transition: transform var(--transition); overflow-y: auto; z-index: 850; }
  .nav-links.is-open { transform: translateX(0); }
  .nav-links a { padding: 14px 4px; font-size: 17px; border-bottom: 1px solid var(--color-border); }
  .header-actions .btn-primary { display: none; }
  .nav-links .btn-primary { display: inline-flex; margin-top: 12px; justify-content: center; }
  .nav-toggle { display: inline-flex; }
  .nav-links:not(.is-open) { display: none; }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero { padding-top: 80px; padding-bottom: 64px; overflow: hidden; }
.hero .container {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 48px;
  align-items: center;
}
.hero-copy, .hero-visual { min-width: 0; }

.hero-copy [data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 600ms ease, transform 600ms ease;
}
.hero-copy.is-visible [data-reveal] { opacity: 1; transform: translateY(0); }
.hero-copy[data-reveal-group] [data-reveal]:nth-child(1) { transition-delay: 0ms; }
.hero-copy [data-reveal]:nth-child(2) { transition-delay: 100ms; }
.hero-copy [data-reveal]:nth-child(3) { transition-delay: 200ms; }
.hero-copy [data-reveal]:nth-child(4) { transition-delay: 300ms; }

.hero-heading { font-size: 64px; letter-spacing: -0.02em; }
.hero-text { margin-top: 22px; font-size: 18px; max-width: 540px; }
.hero-actions { margin-top: 34px; display: flex; gap: 16px; flex-wrap: wrap; }

.hero-visual { position: relative; display: flex; justify-content: center; }
.hero-visual::before {
  content: "";
  position: absolute;
  inset: -10% -10% -10% 5%;
  background: radial-gradient(circle, var(--color-teal-light) 0%, rgba(232,243,241,0) 70%);
  z-index: 0;
  border-radius: 50%;
}
.hero-visual.is-visible .browser-card { opacity: 1; transform: translateX(0); }
.browser-card {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 460px;
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 30px 60px -20px rgba(15, 30, 51, 0.25);
  overflow: visible;
  opacity: 0;
  transform: translateX(24px);
  transition: opacity 700ms ease, transform 700ms ease;
}
.browser-chrome { display: flex; align-items: center; gap: 6px; padding: 14px 16px; border-bottom: 1px solid var(--color-border); }
.browser-chrome span { width: 10px; height: 10px; border-radius: 50%; }
.browser-chrome span:nth-child(1) { background: #ED6A5E; }
.browser-chrome span:nth-child(2) { background: #F4BF4F; }
.browser-chrome span:nth-child(3) { background: #61C454; }
.browser-body { padding: 20px; }
.browser-line { height: 10px; border-radius: 6px; background: var(--color-border); margin-bottom: 10px; }
.browser-line.w-60 { width: 60%; }
.browser-line.w-80 { width: 80%; }
.browser-line.w-40 { width: 40%; }
.browser-media { height: 110px; border-radius: 10px; background: var(--color-teal-light); margin-bottom: 14px; display: flex; align-items: center; justify-content: center; }
.browser-media svg { width: 46px; height: 46px; color: var(--color-teal); }

.code-panel {
  position: absolute;
  right: -36px;
  bottom: -36px;
  width: 55%;
  background: var(--color-navy);
  border-radius: 12px;
  padding: 18px;
  box-shadow: 0 24px 48px -16px rgba(15, 30, 51, 0.4);
  animation: floaty 5s ease-in-out infinite;
}
@media (prefers-reduced-motion: reduce) { .code-panel { animation: none; } }
@keyframes floaty { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
.code-line { height: 8px; border-radius: 4px; margin-bottom: 9px; opacity: 0.85; }
.code-line:nth-child(1) { width: 70%; background: #5EEAD4; }
.code-line:nth-child(2) { width: 45%; background: var(--color-orange); }
.code-line:nth-child(3) { width: 85%; background: #94A3B8; }
.code-line:nth-child(4) { width: 55%; background: #5EEAD4; }
.code-line:nth-child(5) { width: 65%; background: var(--color-orange); }
.code-line:nth-child(6) { width: 35%; background: #94A3B8; }

.tag-chip {
  position: absolute;
  top: -18px;
  right: 12px;
  width: 44px;
  height: 44px;
  background: #fff;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 12px 24px -8px rgba(15, 30, 51, 0.2);
}
.tag-chip svg { width: 20px; height: 20px; color: var(--color-navy); }

/* ==========================================================================
   Technology strip
   ========================================================================== */
.tech-strip { padding: 40px 0; border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); }
.tech-strip-label { text-align: center; font-size: 12px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-text-muted); margin-bottom: 28px; }

.tech-row { display: flex; }

.tech-track {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  width: 100%;
}
.tech-track[aria-hidden] { display: none; }

.tech-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  color: var(--color-text-muted);
  transition: color var(--transition);
}
.tech-item svg { width: 22px; height: 22px; flex-shrink: 0; }
.tech-item:hover, .tech-item:focus-visible { color: var(--color-teal); }

@media (max-width: 767px) {
  .tech-marquee { overflow: hidden; }
  .tech-track {
    flex-wrap: nowrap;
    justify-content: flex-start;
    gap: 56px;
    width: max-content;
    animation: marquee 28s linear infinite;
  }
  .tech-track[aria-hidden] { display: flex; }
  .tech-marquee:hover .tech-track,
  .tech-marquee:focus-within .tech-track { animation-play-state: paused; }
  @keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
}

/* ==========================================================================
   About
   ========================================================================== */
/* .about-portrait's ::before/::after decorations bleed beyond its own box (by
   design, for the glow/dot-grid effect) — on narrow viewports that bleed can
   exceed the viewport itself and cause horizontal scroll, so clip it at the
   section level. (Not on .about-portrait itself — that would also clip the
   desktop location-card's intentional -20px overlap.) */
.about { overflow-x: hidden; }
.about .container { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 64px; align-items: center; }
.about-portrait, .about-content { min-width: 0; }

.about-portrait { position: relative; max-width: 380px; animation: about-float 8s ease-in-out infinite; }
.about-portrait::before {
  content: "";
  position: absolute;
  inset: -14% -22%;
  background: radial-gradient(circle, var(--color-teal-light) 0%, rgba(232,243,241,0) 70%);
  z-index: 0;
  border-radius: 50%;
}
.about-portrait::after {
  content: "";
  position: absolute;
  top: -24px;
  right: -30px;
  width: 120px;
  height: 120px;
  background-image: radial-gradient(var(--color-border) 2px, transparent 2px);
  background-size: 14px 14px;
  opacity: 0.5;
  z-index: 0;
}
.about-portrait picture { display: block; }
.about-portrait img {
  position: relative;
  z-index: 1;
  width: 100%;
  aspect-ratio: 1 / 1.05;
  object-fit: cover;
  object-position: top center;
  border-radius: var(--radius-card);
  transition: transform 500ms ease;
}
.about-portrait:hover img { transform: scale(1.02); }
.about-portrait .location-card { z-index: 1; }
@media (prefers-reduced-motion: reduce) { .about-portrait { animation: none; } }
@keyframes about-float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }

.location-card {
  position: absolute;
  left: -20px;
  bottom: -20px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 16px 32px -12px rgba(15, 30, 51, 0.15);
}
.location-card .icon-circle { background: var(--color-teal-light); color: var(--color-teal); width: 36px; height: 36px; border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.location-card .icon-circle svg { width: 18px; height: 18px; }
.location-card strong { display: block; font-size: 14px; color: var(--color-navy); }
.location-card span { font-size: 13px; color: var(--color-text-muted); }

.about-heading { font-size: 32px; }
.about-copy { margin-top: 18px; font-size: 17px; }
.about-copy + .about-copy { margin-top: 12px; }

.about-stats { margin-top: 36px; display: flex; gap: 40px; flex-wrap: wrap; }
.stat { display: flex; align-items: center; gap: 12px; }
.stat .icon-circle { background: var(--color-teal-light); color: var(--color-teal); width: 40px; height: 40px; border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.stat .icon-circle svg { width: 20px; height: 20px; }
.stat-value { font-size: 20px; font-weight: 700; color: var(--color-navy); line-height: 1.1; }
.stat-label { font-size: 13px; color: var(--color-text-muted); }

/* Matches the 991px breakpoint where the grid above stacks to one column —
   previously this only kicked in at 767px, leaving iPad-width viewports with
   the desktop absolute-positioned card overlapping the portrait awkwardly. */
@media (max-width: 991px) {
  .about .container { gap: 40px; }
  .about-portrait { max-width: 320px; margin: 0 auto; }
  .location-card { position: static; margin-top: 16px; margin-left: 16px; width: fit-content; }
}
@media (max-width: 767px) {
  .about-portrait { max-width: 260px; }
}

/* ==========================================================================
   Experience
   ========================================================================== */
.experience-timeline { position: relative; }
.experience-track {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px 24px;
  row-gap: 40px;
}

.exp-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 26px 22px;
  border-top: 3px solid transparent;
  position: relative;
}
.exp-card::after {
  content: "";
  position: absolute;
  top: -20px;
  left: 22px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-border);
  border: 3px solid var(--color-background);
}
.exp-card.is-current { border-top-color: var(--color-teal); }
.exp-card.is-current::after { background: var(--color-teal); width: 14px; height: 14px; }

.exp-date { font-size: 13px; font-weight: 700; color: var(--color-teal); letter-spacing: 0.02em; }
.exp-role { margin-top: 10px; font-size: 20px; }
.exp-company { display: block; margin-top: 4px; font-size: 14px; font-weight: 500; color: var(--color-text-muted); }
.exp-desc { margin-top: 12px; font-size: 15px; }

.slider-controls { display: none; align-items: center; justify-content: center; gap: 18px; margin-top: 28px; }
.slider-arrow {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color var(--transition), color var(--transition);
}
.slider-arrow:hover { border-color: var(--color-teal); color: var(--color-teal); }
.slider-arrow svg { width: 16px; height: 16px; }
.slider-dots { display: flex; gap: 8px; }
.slider-dots button { width: 8px; height: 8px; border-radius: 50%; background: var(--color-border); transition: background var(--transition), width var(--transition); }
.slider-dots button[aria-current="true"] { background: var(--color-teal); width: 22px; border-radius: 4px; }

@media (max-width: 991px) {
  .experience-track { display: flex; gap: 20px; overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 8px; scrollbar-width: none; }
  .experience-track::-webkit-scrollbar { display: none; }
  .exp-card { flex: 0 0 calc(66.66% - 13px); scroll-snap-align: start; }
  .exp-card::after { display: none; }
  .slider-controls { display: flex; }
}
@media (max-width: 767px) {
  .exp-card { flex: 0 0 88%; }
}

/* ==========================================================================
   Services
   ========================================================================== */
.services-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.service-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 30px 26px;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.service-card:hover, .service-card:focus-within {
  transform: translateY(-6px);
  border-color: var(--color-teal-light);
  box-shadow: 0 20px 40px -16px rgba(15, 30, 51, 0.15);
}
.service-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 1.5px solid var(--color-teal);
  color: var(--color-teal);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  transition: background var(--transition), color var(--transition);
}
.service-card:hover .service-icon { background: var(--color-teal); color: #fff; }
.service-icon svg { width: 24px; height: 24px; }
.service-title { font-size: 20px; }
.service-desc { margin-top: 10px; font-size: 15px; }
.service-link { margin-top: 18px; display: inline-flex; align-items: center; gap: 6px; font-size: 14px; font-weight: 600; color: var(--color-teal); }
.service-link svg { width: 14px; height: 14px; transition: transform var(--transition); }
.service-card:hover .service-link svg { transform: translateX(4px); }

@media (max-width: 991px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 575px) { .services-grid { grid-template-columns: 1fr; } }

/* ==========================================================================
   Selected work
   ========================================================================== */
.work-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.work-card {
  position: relative;
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--color-navy);
  aspect-ratio: 4 / 3;
  display: block;
}
.work-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 500ms ease; }
.work-card:hover img, .work-card:focus-visible img { transform: scale(1.06); }
.work-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(15,30,51,0.88) 0%, rgba(15,30,51,0.15) 55%, rgba(15,30,51,0) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 20px;
  color: #fff;
}
.work-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,0.3);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 999px;
}
.work-title { font-size: 18px; color: #fff; }
.work-meta { display: flex; align-items: center; justify-content: space-between; margin-top: 6px; }
.work-type { font-size: 13px; color: rgba(255,255,255,0.75); }
.work-view {
  font-size: 13px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity var(--transition), transform var(--transition);
}
.work-card:hover .work-view, .work-card:focus-visible .work-view { opacity: 1; transform: translateY(0); }
.work-view svg { width: 13px; height: 13px; }

.work-footer { margin-top: 40px; text-align: center; }

@media (max-width: 991px) { .work-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 767px) {
  .work-grid { display: flex; gap: 18px; overflow-x: auto; scroll-snap-type: x mandatory; margin: 0 -24px; padding: 0 24px 8px; scrollbar-width: none; }
  .work-grid::-webkit-scrollbar { display: none; }
  .work-card { flex: 0 0 84%; scroll-snap-align: start; aspect-ratio: 4/3.3; }
}

/* ==========================================================================
   Tools & skills
   ========================================================================== */
.skills-scroller { overflow-x: auto; margin: 0 -24px; padding: 4px 24px; -webkit-overflow-scrolling: touch; }
.skills-list { display: flex; flex-wrap: wrap; gap: 12px; }
@media (max-width: 767px) { .skills-list { flex-wrap: nowrap; } }

.skill-badge {
  flex-shrink: 0;
  padding: 10px 20px;
  background: var(--color-background-light);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.skill-badge:hover, .skill-badge:focus-visible { background: var(--color-teal); border-color: var(--color-teal); color: #fff; }

/* ==========================================================================
   Testimonials
   ========================================================================== */
.testimonial-slider { position: relative; min-height: 260px; }
.testimonial-track { position: relative; }
.testimonial-slide {
  display: none;
  background: var(--color-background-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 44px;
  grid-template-columns: auto 1fr auto;
  gap: 32px;
  align-items: center;
}
.testimonial-slide.is-active { display: grid; }
.quote-icon { color: var(--color-teal-light); width: 40px; height: 40px; }
.quote-icon svg { width: 100%; height: 100%; }
.testimonial-quote { font-size: 19px; color: var(--color-navy); font-weight: 500; line-height: 1.55; }
.testimonial-client { display: flex; align-items: center; gap: 14px; }
.testimonial-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--color-teal-light);
  color: var(--color-teal-dark);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
}
.testimonial-name { font-size: 15px; color: var(--color-navy); }
.testimonial-role { font-size: 13px; color: var(--color-text-muted); }
.testimonial-rating { display: flex; gap: 2px; margin-top: 6px; }
.testimonial-rating svg { width: 14px; height: 14px; color: var(--color-rating); }

.testimonial-slider .slider-controls { display: none; }
.testimonial-slider.has-multiple .slider-controls { display: flex; }

@media (max-width: 767px) {
  .testimonial-slide { grid-template-columns: 1fr; padding: 28px; text-align: left; gap: 20px; }
}

/* ==========================================================================
   CTA
   ========================================================================== */
.cta-panel {
  background: linear-gradient(120deg, var(--color-teal) 0%, var(--color-teal-dark) 100%);
  border-radius: 20px;
  padding: 56px 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  position: relative;
  overflow: hidden;
}
.cta-panel::after {
  content: "";
  position: absolute;
  right: -40px;
  top: -40px;
  width: 220px;
  height: 220px;
  background-image: radial-gradient(rgba(255,255,255,0.18) 2px, transparent 2px);
  background-size: 16px 16px;
  opacity: 0.6;
}
.cta-left { display: flex; align-items: center; gap: 22px; position: relative; z-index: 1; }
.cta-icon { width: 56px; height: 56px; border-radius: 50%; background: rgba(255,255,255,0.15); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.cta-icon svg { width: 26px; height: 26px; color: #fff; }
.cta-heading { color: #fff; font-size: 28px; }
.cta-panel .btn-secondary { background: #fff; border-color: #fff; position: relative; z-index: 1; flex-shrink: 0; }
.cta-panel .btn-secondary:hover { background: var(--color-teal-light); color: var(--color-teal-dark); }

@media (max-width: 767px) {
  .cta-panel { flex-direction: column; align-items: flex-start; padding: 36px 28px; }
  .cta-heading { font-size: 24px; }
}

/* ==========================================================================
   Contact
   ========================================================================== */
.contact-layout { display: grid; grid-template-columns: 1fr; gap: 0; }
.contact-form-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 44px;
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-field { display: flex; flex-direction: column; gap: 8px; }
.form-field.full { grid-column: 1 / -1; }
.form-field label { font-size: 14px; font-weight: 600; color: var(--color-navy); }
.form-field label .req { color: var(--color-orange); }
.form-field input,
.form-field select,
.form-field textarea {
  padding: 13px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-button);
  background: var(--color-background-light);
  font-size: 15px;
  transition: border-color var(--transition), background var(--transition);
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--color-teal);
  background: #fff;
  outline: none;
}
.form-field textarea { min-height: 130px; resize: vertical; }
.field-error { font-size: 13px; color: #C0392B; min-height: 16px; }
.form-field.has-error input,
.form-field.has-error select,
.form-field.has-error textarea { border-color: #C0392B; }

.consent-field { flex-direction: row; align-items: flex-start; gap: 10px; }
.consent-field input { width: 18px; height: 18px; margin-top: 3px; accent-color: var(--color-teal); flex-shrink: 0; }
.consent-field label { font-weight: 400; font-size: 14px; color: var(--color-text); }

.honeypot-field { position: absolute; left: -9999px; top: -9999px; }

.form-submit-row { margin-top: 8px; }
.recaptcha-disclosure { margin-top: 14px; font-size: 12px; line-height: 1.6; color: var(--color-text-muted); text-align: center; }
.recaptcha-disclosure a { color: var(--color-teal); text-decoration: underline; }
/* Hidden per Google's terms for reCAPTCHA v3's badge-less "invisible" usage,
   provided the required disclosure text above is shown instead — otherwise it
   would overlap the WhatsApp floating button in the same corner. */
.grecaptcha-badge { visibility: hidden; }
.form-status { margin-top: 16px; font-size: 14px; padding: 14px 16px; border-radius: var(--radius-button); display: none; }
.form-status.is-success { display: block; background: var(--color-teal-light); color: var(--color-teal-dark); }
.form-status.is-error { display: block; background: #FBEAEA; color: #C0392B; }

.btn-spinner { display: none; width: 16px; height: 16px; border: 2px solid rgba(255,255,255,0.4); border-top-color: #fff; border-radius: 50%; animation: spin 700ms linear infinite; }
.btn-primary.is-loading .btn-spinner { display: inline-block; }
.btn-primary.is-loading .btn-label { opacity: 0.8; }
@keyframes spin { to { transform: rotate(360deg); } }

@media (max-width: 767px) {
  .contact-form-card { padding: 28px; }
  .form-grid { grid-template-columns: 1fr; }
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer { background: var(--color-footer); color: rgba(255,255,255,0.7); padding: 72px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; }
.footer-brand-name { color: #fff; font-size: 19px; font-weight: 800; }
.footer-desc { margin-top: 14px; font-size: 14px; line-height: 1.7; max-width: 260px; }
.footer-social { display: flex; gap: 12px; margin-top: 22px; }
.footer-social a { width: 44px; height: 44px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.2); display: flex; align-items: center; justify-content: center; transition: background var(--transition), border-color var(--transition); }
.footer-social a:hover { background: var(--color-teal); border-color: var(--color-teal); }
.footer-social svg { width: 16px; height: 16px; color: #fff; }

.footer-heading { color: #fff; font-size: 13px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 20px; }
.footer-links { display: flex; flex-direction: column; gap: 4px; }
.footer-links a, .footer-links span { font-size: 14px; padding: 10px 0; transition: color var(--transition); }
.footer-links a:hover { color: #fff; }

.footer-cta-link { margin-top: 16px; display: inline-flex; align-items: center; gap: 6px; color: var(--color-orange); font-weight: 600; font-size: 14px; }
.footer-cta-link svg { width: 14px; height: 14px; }

.footer-bottom { margin-top: 56px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.12); display: flex; align-items: center; justify-content: space-between; font-size: 13px; }

.back-to-top {
  position: fixed;
  right: 24px;
  bottom: 96px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--color-navy);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 12px 24px -8px rgba(15, 30, 51, 0.4);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  z-index: 800;
}
.back-to-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top svg { width: 18px; height: 18px; }

@media (max-width: 767px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .back-to-top { bottom: 84px; right: 16px; }
}

/* ==========================================================================
   WhatsApp floating button
   ========================================================================== */
.whatsapp-fab {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25D366;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 14px 28px -10px rgba(37, 211, 102, 0.6);
  z-index: 800;
  transition: transform var(--transition);
}
.whatsapp-fab:hover { transform: scale(1.06); }
.whatsapp-fab svg { width: 28px; height: 28px; color: #fff; }
.whatsapp-tooltip {
  position: absolute;
  right: 66px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--color-navy);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: 8px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}
.whatsapp-fab:hover .whatsapp-tooltip,
.whatsapp-fab:focus-visible .whatsapp-tooltip { opacity: 1; }

@media (max-width: 767px) {
  .whatsapp-fab { right: 16px; bottom: 16px; width: 50px; height: 50px; }
  .whatsapp-tooltip { display: none; }
}

/* ==========================================================================
   Responsive — headings & grids
   ========================================================================== */
@media (max-width: 1199px) {
  .hero-heading { font-size: 54px; }
}

@media (max-width: 991px) {
  .hero .container { grid-template-columns: 1fr; }
  .hero-visual { margin-top: 48px; }
  .about .container { grid-template-columns: 1fr; }
  .experience-track { grid-template-columns: repeat(2, 1fr); }
  .work-grid { grid-template-columns: repeat(2, 1fr); }
  .section-title { font-size: 34px; }
}

@media (max-width: 767px) {
  .hero-heading { font-size: 42px; }
  .hero-text { font-size: 16px; }
  .section-title { font-size: 30px; }
  .about-heading { font-size: 28px; }
  .cta-heading { font-size: 24px; }
}

@media (max-width: 479px) {
  .container { padding: 0 20px; }
  .hero-heading { font-size: 38px; }
  .footer-grid { grid-template-columns: 1fr; }
}