/* ============================================================
   QUÁCH THÀNH LONG PORTFOLIO — style.css
   Light theme · Purple accent · Script + Sans serif
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,400&family=Dancing+Script:wght@600;700&display=swap');

/* ---- RESET ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Be Vietnam Pro', sans-serif;
  background: #ffffff;
  color: #1a1a2e;
  line-height: 1.6;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; }

/* ---- CSS VARIABLES ---- */
:root {
  --purple:      #7c3aed;
  --purple-light:#a855f7;
  --purple-soft: #ede9fe;
  --purple-mid:  #c4b5fd;
  --purple-dark: #5b21b6;
  --bg:          #ffffff;
  --bg-soft:     #faf9ff;
  --bg-lavender: #f5f3ff;
  --text:        #1a1a2e;
  --text-mid:    #4b5563;
  --text-muted:  #9ca3af;
  --border:      #e5e7eb;
  --border-purple: rgba(124,58,237,0.2);
  --card-shadow: 0 4px 24px rgba(124,58,237,0.08);
  --card-shadow-hover: 0 12px 40px rgba(124,58,237,0.18);
  --radius-sm:   8px;
  --radius-md:   14px;
  --radius-lg:   22px;
  --radius-xl:   32px;
  --transition:  0.28s cubic-bezier(0.4, 0, 0.2, 1);
  --script: 'Dancing Script', cursive;
}

/* ---- SCROLLBAR ---- */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg-lavender); }
::-webkit-scrollbar-thumb { background: var(--purple-mid); border-radius: 3px; }

/* ---- TYPOGRAPHY UTILITIES ---- */
.script { font-family: var(--script); }
.section-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 11.5px; font-weight: 700; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--purple);
  margin-bottom: 14px;
}
.section-eyebrow::before { content: '◆'; font-size: 8px; }
.section-title {
  font-size: clamp(26px, 3.5vw, 38px);
  font-weight: 800; line-height: 1.2; color: var(--text);
}
.section-title em { font-style: normal; color: var(--purple); }

/* ---- LAYOUT ---- */
.container { max-width: 1180px; margin: 0 auto; padding: 0 28px; }
.section-pad { padding: 80px 0; }

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 26px; border-radius: 50px;
  font-size: 14px; font-weight: 700;
  transition: var(--transition); white-space: nowrap;
}
.btn-primary {
  background: var(--purple); color: #fff;
  box-shadow: 0 4px 18px rgba(124,58,237,0.35);
}
.btn-primary:hover { background: var(--purple-dark); transform: translateY(-2px); box-shadow: 0 8px 28px rgba(124,58,237,0.45); }
.btn-outline {
  background: transparent; color: var(--text);
  border: 1.5px solid var(--border);
}
.btn-outline:hover { border-color: var(--purple); color: var(--purple); }
.btn svg { flex-shrink: 0; }

/* ---- TAG / BADGE ---- */
.tag {
  display: inline-block; padding: 3px 11px;
  border-radius: 20px; font-size: 10.5px; font-weight: 700;
  background: var(--purple-soft); color: var(--purple);
  letter-spacing: 0.04em;
}
.tag-green  { background: #dcfce7; color: #16a34a; }
.tag-pink   { background: #fce7f3; color: #be185d; }
.tag-blue   { background: #dbeafe; color: #1d4ed8; }
.tag-orange { background: #ffedd5; color: #c2410c; }

/* ---- FADE IN ANIMATION ---- */
.fade-up {
  opacity: 1; transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible { opacity: 1; transform: none; }

/* ============================================================
   HEADER
   ============================================================ */
#header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: 62px;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
#header.scrolled { box-shadow: 0 4px 24px rgba(124,58,237,0.07); }
.header-inner {
  display: flex; align-items: center; height: 100%; gap: 32px;
}
.logo {
  font-family: var(--script);
  font-size: 22px; font-weight: 700; color: var(--text);
  line-height: 1; flex-shrink: 0;
}
.logo small {
  display: block; font-family: 'Be Vietnam Pro', sans-serif;
  font-size: 9px; font-weight: 500; color: var(--text-muted);
  letter-spacing: 0.06em; margin-top: 1px;
}
.header-nav { display: flex; gap: 28px; margin-left: auto; }
.header-nav a {
  font-size: 13.5px; font-weight: 600; color: var(--text-mid);
  transition: var(--transition); position: relative; padding-bottom: 2px;
}
.header-nav a::after {
  content: ''; position: absolute; bottom: -2px; left: 0; right: 0;
  height: 2px; background: var(--purple); border-radius: 1px;
  transform: scaleX(0); transition: var(--transition);
  transform-origin: left;
}
.header-nav a:hover, .header-nav a.active { color: var(--purple); }
.header-nav a:hover::after, .header-nav a.active::after { transform: scaleX(1); }
.header-actions { display: flex; align-items: center; gap: 10px; margin-left: 24px; }
.btn-cv-header {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 8px 18px; border-radius: 50px;
  background: var(--purple); color: #fff;
  font-size: 13px; font-weight: 700;
  transition: var(--transition);
}
.btn-cv-header:hover { background: var(--purple-dark); }
.btn-theme-header {
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--bg-lavender); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; transition: var(--transition); color: var(--text-mid);
}
.btn-theme-header:hover { border-color: var(--purple); }
.hamburger {
  display: none; flex-direction: column; gap: 5px;
  cursor: pointer; padding: 4px; margin-left: auto;
}
.hamburger span {
  display: block; width: 22px; height: 2px;
  background: var(--text); border-radius: 1px; transition: var(--transition);
}
.mobile-nav {
  display: none; position: fixed; top: 62px; left: 0; right: 0; z-index: 999;
  background: rgba(255,255,255,0.98); backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 20px 28px; flex-direction: column; gap: 4px;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  font-size: 15px; font-weight: 600; color: var(--text-mid);
  padding: 11px 0; border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
.mobile-nav a:last-child { border-bottom: none; }
.mobile-nav a:hover { color: var(--purple); }

/* ============================================================
   HERO
   ============================================================ */
#hero {
  min-height: 100vh;
  padding-top: 62px;
  background: linear-gradient(160deg, #faf9ff 0%, #f0ebff 40%, #fce7f3 100%);
  display: flex; align-items: center;
  position: relative; overflow: hidden;
}
/* Subtle decorative blobs */
#hero::before {
  content: ''; position: absolute;
  width: 500px; height: 500px; border-radius: 50%;
  background: radial-gradient(circle, rgba(168,85,247,0.12) 0%, transparent 70%);
  top: -100px; right: -80px; pointer-events: none;
}
#hero::after {
  content: ''; position: absolute;
  width: 350px; height: 350px; border-radius: 50%;
  background: radial-gradient(circle, rgba(236,72,153,0.08) 0%, transparent 70%);
  bottom: 0; left: -80px; pointer-events: none;
}
.hero-inner {
  display: grid; grid-template-columns: 1fr 1fr;
  align-items: center; gap: 48px;
  padding: 60px 0 80px; position: relative; z-index: 1;
}
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--purple-soft); border: 1px solid var(--border-purple);
  padding: 5px 14px; border-radius: 50px;
  font-size: 11.5px; font-weight: 700; color: var(--purple);
  letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 18px;
}
.hero-eyebrow::before { content: '✦'; font-size: 9px; }
.hero-name {
  font-size: clamp(42px, 6vw, 68px);
  font-weight: 900; line-height: 1.0;
  color: var(--text); margin-bottom: 10px; letter-spacing: -0.02em;
}
.hero-tagline {
  font-family: var(--script);
  font-size: clamp(22px, 3vw, 30px);
  color: var(--purple); margin-bottom: 20px; line-height: 1.3;
}
.hero-desc {
  font-size: 15px; color: var(--text-mid);
  line-height: 1.75; margin-bottom: 28px; max-width: 460px;
}
/* Inline stats row */
.hero-stats {
  display: flex; gap: 32px; margin-bottom: 32px; flex-wrap: wrap;
}
.hero-stat-val {
  font-size: 22px; font-weight: 900; color: var(--text); display: block;
}
.hero-stat-label { font-size: 11px; color: var(--text-muted); margin-top: 1px; }
.hero-stat-item { border-right: 1px solid var(--border); padding-right: 32px; }
.hero-stat-item:last-child { border-right: none; padding-right: 0; }
.hero-btns { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 32px; }
.hero-social-row {
  display: flex; align-items: center; gap: 12px;
}
.hero-social-row span { font-size: 12.5px; color: var(--text-muted); margin-right: 4px; }
.s-icon {
  width: 36px; height: 36px; border-radius: 50%;
  background: #fff; border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-mid); font-size: 15px;
  transition: var(--transition); box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}
.s-icon:hover { border-color: var(--purple); color: var(--purple); transform: translateY(-2px); }
/* Hero right visual */
.hero-visual { position: relative; height: 520px; }
.hero-photo-wrap {
  position: absolute; bottom: 0; left: 50%; transform: translateX(-50%);
  width: 320px; height: 460px;
  background: linear-gradient(160deg, var(--purple-soft), #fce7f3);
  border-radius: 160px 160px 120px 120px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(124,58,237,0.2);
}
.hero-photo-wrap img {
  width: 100%; height: 100%; object-fit: cover; object-position: top center;
}
/* Floating cards */
.hero-float {
  position: absolute; background: #fff;
  border-radius: var(--radius-md);
  padding: 14px 18px;
  box-shadow: 0 8px 32px rgba(124,58,237,0.14);
  animation: floatY 4s ease-in-out infinite;
  z-index: 2;
}
.hero-float.f-revenue { top: 60px; right: -8px; animation-delay: 0s; }
.hero-float.f-video   { bottom: 100px; right: -16px; animation-delay: 0.6s; }
.hero-float.f-conv    { bottom: 180px; left: -16px; animation-delay: 1.1s; }
.float-label { font-size: 10.5px; color: var(--text-muted); margin-bottom: 3px; }
.float-val   { font-size: 20px; font-weight: 900; color: var(--text); }
.float-sub   { font-size: 10px; color: var(--text-muted); margin-top: 2px; }
.float-icon-play {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--purple); display: flex; align-items: center;
  justify-content: center; position: absolute; right: 14px; top: 50%;
  transform: translateY(-50%);
}
.float-icon-play svg { color: #fff; }
.float-chart {
  margin-top: 6px;
}
@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-9px); }
}

/* ============================================================
   BRANDS STRIP
   ============================================================ */
#brands {
  background: #fff;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 28px 0;
}
.brands-label {
  text-align: center; font-size: 11px; font-weight: 700;
  color: var(--text-muted); letter-spacing: 0.12em;
  text-transform: uppercase; margin-bottom: 22px;
}
.brands-row {
  display: flex; align-items: center; justify-content: center;
  gap: 40px; flex-wrap: wrap;
}
.brand-item {
  font-size: 15px; font-weight: 800; color: var(--text-muted);
  letter-spacing: -0.01em; transition: var(--transition);
  display: flex; align-items: center; gap: 6px;
}
.brand-item:hover { color: var(--purple); }
.brand-item .b-dot { display: inline-block; width: 8px; height: 8px; border-radius: 2px; }

/* ============================================================
   ABOUT
   ============================================================ */
#about { background: var(--bg-soft); }
.about-inner {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 72px; align-items: start;
}
.about-desc {
  font-size: 14px; color: var(--text-mid);
  line-height: 1.8; margin: 20px 0 24px;
}
.about-skills-list {
  display: flex; flex-direction: column; gap: 10px; margin-bottom: 28px;
}
.about-skill-item {
  display: flex; align-items: center; gap: 10px;
  font-size: 13.5px; color: var(--text-mid);
}
.about-skill-item::before {
  content: ''; width: 18px; height: 18px; flex-shrink: 0;
  background: var(--purple-soft); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%237c3aed' stroke-width='2.5'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-size: 12px; background-repeat: no-repeat; background-position: center;
}
/* About right: stats + quote card */
.about-right-stats {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 20px; margin-bottom: 24px;
}
.about-stat {
  text-align: center; padding: 18px 8px;
  background: #fff; border-radius: var(--radius-md);
  border: 1px solid var(--border);
  box-shadow: var(--card-shadow);
}
.about-stat-val  { font-size: 22px; font-weight: 900; color: var(--purple); display: block; }
.about-stat-text { font-size: 10.5px; color: var(--text-muted); margin-top: 4px; line-height: 1.4; }
.quote-card {
  background: linear-gradient(135deg, var(--purple) 0%, #a855f7 100%);
  border-radius: var(--radius-lg); padding: 32px 30px;
  position: relative; overflow: hidden;
}
.quote-card::before {
  content: '\201C';
  position: absolute; top: -10px; left: 18px;
  font-size: 100px; color: rgba(255,255,255,0.15);
  font-family: Georgia, serif; line-height: 1;
}
.quote-text {
  font-size: 14.5px; color: rgba(255,255,255,0.95);
  line-height: 1.75; margin-bottom: 16px; position: relative; z-index: 1;
}
.quote-sig {
  font-family: var(--script); font-size: 20px;
  color: rgba(255,255,255,0.9); position: relative; z-index: 1;
}

/* ============================================================
   STRENGTHS / SERVICES
   ============================================================ */
#strengths { background: #fff; }
.strengths-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 22px; margin-top: 40px;
}
.strength-card {
  background: var(--bg-soft); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 28px 22px;
  transition: var(--transition);
}
.strength-card:hover {
  border-color: var(--border-purple);
  box-shadow: var(--card-shadow-hover);
  transform: translateY(-4px);
}
.strength-icon {
  width: 46px; height: 46px; border-radius: var(--radius-md);
  background: var(--purple-soft); border: 1px solid var(--border-purple);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; margin-bottom: 16px;
}
.strength-title { font-size: 15px; font-weight: 800; margin-bottom: 10px; }
.strength-desc { font-size: 12.5px; color: var(--text-mid); line-height: 1.7; }

/* ============================================================
   PROJECTS
   ============================================================ */
#projects { background: var(--bg-soft); }
.projects-header {
  display: flex; align-items: flex-end;
  justify-content: space-between; margin-bottom: 36px;
}
.projects-slider-wrap { position: relative; }
.projects-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.proj-card {
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius-lg); overflow: hidden;
  transition: var(--transition);
}
.proj-card:hover { box-shadow: var(--card-shadow-hover); transform: translateY(-4px); }
.proj-img { height: 180px; overflow: hidden; position: relative; }
.proj-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.proj-card:hover .proj-img img { transform: scale(1.06); }
.proj-img .tag { position: absolute; top: 12px; left: 12px; }
.proj-body { padding: 18px; }
.proj-title { font-size: 14px; font-weight: 800; margin-bottom: 8px; line-height: 1.4; }
.proj-desc { font-size: 12px; color: var(--text-mid); line-height: 1.65; margin-bottom: 14px; }
.proj-metrics {
  display: flex; gap: 20px;
  padding-top: 12px; border-top: 1px solid var(--border);
}
.proj-metric-val { font-size: 18px; font-weight: 900; color: var(--purple); }
.proj-metric-label { font-size: 10.5px; color: var(--text-muted); margin-top: 1px; }
.slider-nav {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 38px; height: 38px; border-radius: 50%;
  background: #fff; border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  cursor: pointer; transition: var(--transition); z-index: 2;
}
.slider-nav:hover { border-color: var(--purple); color: var(--purple); }
.slider-nav.prev { left: -18px; }
.slider-nav.next { right: -18px; }
.carousel-dots {
  display: flex; justify-content: center; gap: 8px; margin-top: 28px;
}
.cdot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--border); cursor: pointer; transition: var(--transition);
}
.cdot.active { background: var(--purple); width: 22px; border-radius: 4px; }

/* ============================================================
   TOOLS & SKILLS
   ============================================================ */
#tools-skills { background: #fff; }
.ts-inner {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 72px; align-items: start;
}
/* Tools grid */
.tools-grid {
  display: grid; grid-template-columns: repeat(6, 1fr);
  gap: 12px; margin-top: 28px;
}
.tool-item {
  display: flex; flex-direction: column; align-items: center; gap: 7px;
  padding: 14px 8px; border-radius: var(--radius-md);
  background: var(--bg-soft); border: 1px solid var(--border);
  font-size: 10.5px; font-weight: 600; color: var(--text-mid);
  text-align: center; transition: var(--transition);
}
.tool-item:hover { border-color: var(--border-purple); background: var(--purple-soft); color: var(--purple); }
.tool-icon { font-size: 22px; line-height: 1; }
/* Skill pills row */
.skill-pills {
  display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px;
}
.skill-pill {
  padding: 7px 16px; border-radius: 50px;
  background: var(--bg-soft); border: 1px solid var(--border);
  font-size: 12.5px; font-weight: 600; color: var(--text-mid);
  transition: var(--transition);
}
.skill-pill:hover { background: var(--purple-soft); border-color: var(--border-purple); color: var(--purple); }

/* ============================================================
   TESTIMONIALS
   ============================================================ */
#testimonials { background: var(--bg-soft); }
.testi-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 24px; margin-top: 40px;
}
.testi-card {
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 28px;
  transition: var(--transition);
}
.testi-card:hover { border-color: var(--border-purple); box-shadow: var(--card-shadow); }
.testi-stars { display: flex; gap: 4px; margin-bottom: 14px; font-size: 14px; color: #f59e0b; }
.testi-text {
  font-size: 13.5px; color: var(--text-mid);
  line-height: 1.8; margin-bottom: 20px; font-style: italic;
}
.testi-author { display: flex; align-items: center; gap: 12px; }
.testi-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  object-fit: cover; border: 2px solid var(--border-purple);
}
.testi-name { font-size: 14px; font-weight: 800; }
.testi-role { font-size: 11.5px; color: var(--text-muted); margin-top: 2px; }

/* ============================================================
   CTA BANNER
   ============================================================ */
#cta-banner { background: #fff; padding: 0 0 80px; }
.cta-inner-box {
  background: linear-gradient(135deg, #f5f3ff 0%, #fce7f3 100%);
  border: 1px solid var(--border-purple);
  border-radius: var(--radius-xl); padding: 56px 72px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 40px; position: relative; overflow: hidden;
}
.cta-inner-box::before {
  content: '♡'; font-size: 200px; color: rgba(124,58,237,0.06);
  position: absolute; right: 120px; top: -40px; pointer-events: none;
  font-family: serif; line-height: 1;
}
.cta-inner-box::after {
  content: '';
  position: absolute; right: -30px; bottom: -30px;
  width: 180px; height: 180px; border-radius: 50%;
  background: rgba(168,85,247,0.08); pointer-events: none;
}
.cta-text-wrap { position: relative; z-index: 1; }
.cta-title { font-size: 22px; font-weight: 900; margin-bottom: 8px; }
.cta-sub   { font-size: 13.5px; color: var(--text-mid); }
.cta-action { position: relative; z-index: 1; }

/* ============================================================
   FOOTER
   ============================================================ */
#footer {
  background: #0f0e17;
  color: #e2e0ed; padding: 60px 0 28px;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px; margin-bottom: 48px;
}
.footer-logo {
  font-family: var(--script); font-size: 24px; font-weight: 700;
  color: #fff; margin-bottom: 6px;
}
.footer-logo small {
  display: block; font-family: 'Be Vietnam Pro', sans-serif;
  font-size: 10px; color: #6b6b8a; letter-spacing: 0.05em; margin-top: 2px;
}
.footer-brand-desc {
  font-size: 12.5px; color: #6b6b8a; line-height: 1.7;
  max-width: 240px; margin: 16px 0;
}
.footer-social { display: flex; gap: 10px; margin-top: 8px; }
.footer-s-icon {
  width: 34px; height: 34px; border-radius: 50%;
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.1);
  display: flex; align-items: center; justify-content: center;
  color: #9ca3af; font-size: 14px; transition: var(--transition);
}
.footer-s-icon:hover { border-color: var(--purple-mid); color: var(--purple-light); }
.footer-heading { font-size: 13px; font-weight: 700; color: #fff; margin-bottom: 20px; }
.footer-links li { margin-bottom: 11px; }
.footer-links a { font-size: 12.5px; color: #6b6b8a; transition: var(--transition); }
.footer-links a:hover { color: var(--purple-light); }
.footer-contact-list li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 12.5px; color: #6b6b8a; margin-bottom: 10px;
}
.footer-contact-list svg { color: var(--purple-light); flex-shrink: 0; margin-top: 1px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.07);
  padding-top: 22px; display: flex; align-items: center; justify-content: space-between;
}
.footer-copy, .footer-credit { font-size: 11.5px; color: #4b4b6b; }
.footer-credit span { color: var(--purple-light); }

/* ---- BACK TO TOP ---- */
#backTop {
  position: fixed; bottom: 26px; right: 26px; z-index: 999;
  width: 42px; height: 42px; border-radius: 50%;
  background: var(--purple); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; box-shadow: 0 4px 18px rgba(124,58,237,0.4);
  opacity: 0; pointer-events: none; transform: translateY(10px);
  transition: var(--transition);
}
#backTop.visible { opacity: 1; pointer-events: auto; transform: none; }
#backTop:hover { background: var(--purple-dark); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .about-right-stats { grid-template-columns: repeat(2, 1fr); }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .strengths-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 768px) {
  .header-nav, .header-actions { display: none; }
  .hamburger { display: flex; }
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-visual { display: none; }
  .hero-social-row { justify-content: center; }
  .hero-btns { justify-content: center; }
  .hero-stats { justify-content: center; }
  .about-inner, .ts-inner { grid-template-columns: 1fr; gap: 40px; }
  .projects-grid { grid-template-columns: 1fr; }
  .testi-grid { grid-template-columns: 1fr; }
  .strengths-grid { grid-template-columns: 1fr; }
  .about-right-stats { grid-template-columns: repeat(4, 1fr); }
  .tools-grid { grid-template-columns: repeat(3, 1fr); }
  .cta-inner-box { flex-direction: column; text-align: center; padding: 40px 28px; }
  .footer-grid { grid-template-columns: 1fr; }
  .projects-header, .brands-row { flex-direction: column; align-items: flex-start; gap: 8px; }
  .slider-nav { display: none; }
}
/* ============================================================
   CONTACT
   ============================================================ */

.contact__message{
  margin-top:16px;
  font-size:.95rem;
  font-weight:600;
}

.contact__message.success{
  color:#10b981;
}

.contact__message.error{
  color:#ef4444;
}