/* ════════ KONZULT — Premium Landing CSS ════════ */
:root {
  --bg: #0A0E1A;
  --bg2: #0F1320;
  --bg3: #151A2B;
  --card: rgba(255,255,255,.04);
  --card-hover: rgba(255,255,255,.08);
  --border: rgba(255,255,255,.12);
  --border-h: rgba(124,58,237,.45);
  --text: #F0F2F8;
  --text-dim: #D0D5E0;
  --text-mut: #A8AFC2;
  --pri: #7C3AED;
  --pri-l: #A78BFA;
  --pri-d: #5B21B6;
  --cyan: #06B6D4;
  --pink: #EC4899;
  --grad: linear-gradient(135deg, #7C3AED 0%, #06B6D4 100%);
  --grad-warm: linear-gradient(135deg, #EC4899 0%, #7C3AED 100%);
  --radius: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow: 0 8px 32px rgba(0,0,0,.35);
  --shadow-glow: 0 0 40px rgba(124,58,237,.18);
  --font: 'Manrope', system-ui, sans-serif;
  --font-d: 'Fraunces', Georgia, serif;
  --transition: .3s cubic-bezier(.4,0,.2,1);
}

/* Reset */
*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body[data-theme="dark"] { background: var(--bg); color: var(--text); font-family: var(--font); line-height: 1.6; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
details summary { cursor: pointer; list-style: none; }
details summary::-webkit-details-marker { display: none; }

/* Container */
.wrap { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ════════ BUTTONS ════════ */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 20px; border-radius: 10px;
  font-size: 14px; font-weight: 600;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-lg { padding: 14px 28px; font-size: 15px; }
.btn-pri { background: var(--grad); color: #fff; box-shadow: 0 8px 24px rgba(124,58,237,.35); }
.btn-pri:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(124,58,237,.45); }
.btn-out { background: transparent; color: var(--text); border: 1px solid rgba(255,255,255,.25); }
.btn-out:hover { border-color: var(--pri); background: rgba(124,58,237,.1); }
.btn-ghost { background: transparent; color: var(--text-dim); }
.btn-ghost:hover { color: var(--text); }
.btn-text { background: transparent; color: var(--pri-l); padding: 10px 12px; }
.btn-text:hover { color: var(--cyan); }

/* ════════ HEADER ════════ */
.hdr {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 16px 0;
  transition: all var(--transition);
}
.hdr.scrolled {
  background: rgba(10,14,26,.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 10px 0;
}
.hdr-i { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.brand { display: flex; align-items: center; gap: 8px; font-size: 20px; font-weight: 700; }
.brand-k {
  display: inline-flex; align-items: center; justify-content: center;
  width: 32px; height: 32px; border-radius: 8px;
  background: var(--grad); color: #fff; font-size: 18px; font-weight: 800;
}
.brand-n { letter-spacing: -.02em; }
.nav { display: flex; gap: 28px; }
.nav a { font-size: 14px; color: var(--text-dim); transition: color var(--transition); position: relative; }
.nav a::after {
  content: ''; position: absolute; bottom: -4px; left: 0; right: 0;
  height: 2px; background: var(--grad); transform: scaleX(0); transition: transform var(--transition);
}
.nav a:hover { color: var(--text); }
.nav a:hover::after { transform: scaleX(1); }
.hdr-cta { display: flex; gap: 10px; }
.burger { display: none; flex-direction: column; gap: 4px; padding: 8px; }
.burger span { width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: all var(--transition); }
.burger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ════════ HERO ════════ */
.hero {
  position: relative; padding: 140px 0 60px; overflow: hidden;
}
.hero-bg {
  position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: 900px; height: 600px;
  background: radial-gradient(ellipse at center, rgba(124,58,237,.12) 0%, rgba(6,182,212,.06) 40%, transparent 70%);
  pointer-events: none; animation: heroPulse 6s ease-in-out infinite alternate;
}
@keyframes heroPulse {
  0% { transform: translateX(-50%) scale(1); opacity: .8; }
  100% { transform: translateX(-50%) scale(1.15); opacity: 1; }
}
.hero-in { text-align: left; max-width: 760px; margin: 0 auto; position: relative; z-index: 2; }
.pill {
  display: inline-block; padding: 6px 16px; border-radius: 100px;
  background: rgba(124,58,237,.1); border: 1px solid rgba(124,58,237,.2);
  font-size: 13px; font-weight: 600; color: var(--pri-l); margin-bottom: 24px;
}
.hero-h1 {
  font-family: var(--font); font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 800; line-height: 1.12; letter-spacing: -.02em; margin-bottom: 20px;
}
.hero-sub { font-size: 19px; color: var(--text); margin-bottom: 6px; font-weight: 500; }
.hero-sub2 { font-size: 17px; color: var(--text-dim); margin-bottom: 32px; }
.hero-sub2 em { color: var(--pri-l); font-style: normal; font-weight: 700; }
.hero-bens { display: flex; flex-wrap: wrap; justify-content: flex-start; gap: 12px 28px; margin-bottom: 36px; }
.ben { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--text-dim); }
.ben-i {
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--grad); flex-shrink: 0;
  box-shadow: 0 0 12px rgba(124,58,237,.35);
}
.hero-cta { display: flex; flex-wrap: wrap; justify-content: flex-start; gap: 12px; margin-bottom: 60px; }

/* Hero stats */
.hero-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
  padding: 32px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
}
.stat { text-align: center; }
.stat-n, .stat-p {
  font-family: var(--font); font-size: 2.5rem; font-weight: 800;
  background: var(--grad); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.stat-p { -webkit-background-clip: text; }
.stat-l { display: block; font-size: 13px; color: var(--text-dim); margin-top: 4px; }

/* ════════ TRUST BAR ════════ */
.trustbar { padding: 24px 0; }
.trust-i { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.ti { display: flex; align-items: center; gap: 12px; }
.ti-i { font-size: 22px; flex-shrink: 0; color: var(--pri-l); font-weight: 800; }
.ti h3 { font-size: 14px; font-weight: 700; }
.ti p { font-size: 12px; color: var(--text-dim); }

/* ════════ SECTIONS ════════ */
.sec { padding: 80px 0; }
.sec-alt { background: var(--bg2); }
.sec:not(.cta-final) + .sec { border-top: 1px solid var(--border); }
.sec-hd { text-align: center; max-width: 640px; margin: 0 auto 48px; }
.eyebrow {
  display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: .1em;
  text-transform: uppercase; color: var(--pri-l); margin-bottom: 12px;
}
.sec-hd h2 {
  font-family: var(--font); font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700; letter-spacing: -.02em; margin-bottom: 12px;
}
.sec-hd p { font-size: 16px; color: var(--text-dim); }
.sec-cta { text-align: center; margin-top: 40px; }

/* ════════ PROBLEM CARDS ════════ */
.prob-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.prob {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 28px; transition: all var(--transition); overflow: hidden; position: relative;
}
.prob::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--grad); transform: scaleX(0); transform-origin: left; transition: transform .4s ease;
}
.prob:hover { border-color: var(--border-h); background: var(--card-hover); transform: translateY(-4px); }
.prob:hover::before { transform: scaleX(1); }
.prob-pain { position: relative; }
.prob-i { font-size: 14px; font-weight: 800; letter-spacing: .05em; color: var(--pri-l); display: block; margin-bottom: 12px; }
.prob-pain h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.prob-pain p { font-size: 14px; color: var(--text-dim); line-height: 1.6; }
.prob-arrow {
  text-align: center; font-size: 20px; color: var(--pri); margin: 16px 0;
  transition: transform var(--transition); animation: arrowBounce 2s ease-in-out infinite;
}
@keyframes arrowBounce { 0%,100% { transform: translateY(0); } 50% { transform: translateY(4px); } }
.prob-sol {
  padding: 16px; background: rgba(124,58,237,.08); border-radius: var(--radius);
  border: 1px solid rgba(124,58,237,.15);
}
.sol-badge {
  display: inline-block; font-size: 10px; font-weight: 700; letter-spacing: .1em;
  color: var(--pri-l); margin-bottom: 6px;
}
.prob-sol p { font-size: 14px; color: var(--text); font-weight: 600; }

/* ════════ CASE STUDIES ════════ */
.filter-bar { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-bottom: 32px; }
.fbtn {
  padding: 8px 16px; border-radius: 100px; font-size: 13px; font-weight: 600;
  background: var(--card); border: 1px solid var(--border); color: var(--text-dim);
  transition: all var(--transition);
}
.fbtn:hover { border-color: var(--pri); color: var(--text); }
.fbtn.active { background: var(--grad); color: #fff; border-color: transparent; }
.cs-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.cs {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 24px; transition: all var(--transition); position: relative;
}
.cs:hover { border-color: var(--border-h); background: var(--card-hover); transform: translateY(-4px); box-shadow: var(--shadow-glow); }
.cs.hidden { display: none; }
.cs-tag {
  display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: .08em;
  text-transform: uppercase; color: var(--pri-l); margin-bottom: 12px;
}
.cs h3 { font-size: 18px; font-weight: 700; margin-bottom: 4px; }
.cs-client { font-size: 13px; color: var(--text-dim); margin-bottom: 20px; }
.cs-stats { display: flex; gap: 16px; }
.cs-stats > div { flex: 1; }
.cs-big {
  display: block; font-family: var(--font); font-size: 1.5rem; font-weight: 800;
  background: var(--grad); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.cs-lab { display: block; font-size: 11px; color: var(--text-mut); margin-top: 2px; line-height: 1.3; }
.cs-custom {
  margin-top: 24px; padding: 32px; text-align: center;
  background: var(--card); border: 1px dashed var(--border); border-radius: var(--radius-lg);
  display: flex; flex-direction: column; align-items: center; gap: 20px;
}
.cs-custom h3 { font-size: 20px; }
.cs-custom p { color: var(--text-dim); max-width: 480px; }

/* ════════ SERVICES ════════ */
.svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.svc {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 28px; transition: all var(--transition);
}
.svc:hover { border-color: var(--border-h); transform: translateY(-4px); box-shadow: var(--shadow-glow); }
.svc-i { font-size: 28px; display: block; margin-bottom: 16px; color: var(--pri-l); font-weight: 800; }
.svc h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.svc p { font-size: 14px; color: var(--text-dim); line-height: 1.6; margin-bottom: 16px; }
.svc-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.svc-tags span {
  font-size: 12px; padding: 4px 10px; border-radius: 6px;
  background: rgba(255,255,255,.04); border: 1px solid var(--border); color: var(--text-dim);
}

/* ════════ WHY US ════════ */
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.why {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 28px; transition: all var(--transition);
}
.why:hover { border-color: var(--border-h); transform: translateY(-4px); }
.why-i { font-size: 24px; display: block; margin-bottom: 12px; color: var(--pri-l); font-weight: 800; }
.why h3 { font-size: 17px; font-weight: 700; margin-bottom: 6px; }
.why p { font-size: 14px; color: var(--text-dim); line-height: 1.6; }

/* ════════ PROCESS ════════ */
.proc { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.proc-step {
  text-align: center; padding: 32px 20px;
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg);
  transition: all var(--transition); position: relative;
}
.proc-step:hover { border-color: var(--border-h); transform: translateY(-4px); }
.proc-n {
  font-family: var(--font); font-size: 2rem; font-weight: 800;
  background: var(--grad); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  display: block; margin-bottom: 12px;
}
.proc-step h3 { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.proc-step p { font-size: 13px; color: var(--text-dim); }

/* ════════ TESTIMONIALS ════════ */
.testi-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.testi {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 28px; transition: all var(--transition); position: relative;
}
.testi:hover { border-color: var(--border-h); }
.testi::before {
  content: '"'; position: absolute; top: 16px; right: 20px;
  font-family: var(--font-d); font-size: 60px; color: rgba(124,58,237,.15); line-height: 1;
}
.testi p { font-size: 14px; line-height: 1.7; color: var(--text); margin-bottom: 20px; }
.testi footer { display: flex; align-items: center; gap: 12px; }
.testi-av {
  width: 40px; height: 40px; border-radius: 50%; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  background: var(--grad); color: #fff; font-size: 14px; font-weight: 700;
}
.testi footer strong { display: block; font-size: 14px; }
.testi footer span { display: block; font-size: 12px; color: var(--text-dim); }

/* ════════ FAQ ════════ */
.faq-list { max-width: 760px; margin: 0 auto; }
.faq-i {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  margin-bottom: 12px; overflow: hidden; transition: border-color var(--transition);
}
.faq-i[open] { border-color: var(--border-h); }
.faq-i summary {
  padding: 18px 24px; font-size: 15px; font-weight: 600;
  display: flex; justify-content: space-between; align-items: center;
}
.faq-i summary::after {
  content: '+'; font-size: 22px; color: var(--pri-l); transition: transform var(--transition);
}
.faq-i[open] summary::after { transform: rotate(45deg); }
.faq-i p { padding: 0 24px 20px; font-size: 14px; color: var(--text-dim); line-height: 1.7; }

/* ════════ CTA FINAL ════════ */
.cta-final { padding: 80px 0; }
.cta-box {
  text-align: center; max-width: 600px; margin: 0 auto;
  padding: 56px 40px; border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(124,58,237,.1) 0%, rgba(6,182,212,.05) 100%);
  border: 1px solid rgba(124,58,237,.2);
}
.cta-box h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); font-weight: 800; margin-bottom: 12px; }
.cta-box p { font-size: 16px; color: var(--text-dim); margin-bottom: 28px; }

/* ════════ FOOTER ════════ */
.ftr { background: var(--bg2); border-top: 1px solid var(--border); padding: 60px 0 0; }
.ftr-i { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; padding-bottom: 40px; }
.ftr-brand p { font-size: 14px; color: var(--text-dim); margin-top: 16px; max-width: 360px; line-height: 1.6; }
.ftr-links h4, .ftr-contact h4 { font-size: 14px; font-weight: 700; margin-bottom: 16px; }
.ftr-links a, .ftr-contact a, .ftr-contact span {
  display: block; font-size: 14px; color: var(--text-dim); margin-bottom: 8px; transition: color var(--transition);
}
.ftr-links a:hover, .ftr-contact a:hover { color: var(--text); }
.ftr-bot { border-top: 1px solid var(--border); padding: 20px 24px; text-align: center; }
.ftr-bot p { font-size: 13px; color: var(--text-mut); }

/* ════════ REVEAL ANIMATIONS (progressive enhancement) ════════ */
/* Content is ALWAYS visible by default. JS adds .reveal-init and .visible for a subtle
   upward slide, but opacity never drops — so broken JS cannot hide content. */
.reveal {
  opacity: 1; transform: translateY(0);
  transition: opacity .6s ease, transform .6s ease;
  transition-delay: var(--d, 0s);
}
.reveal-init .reveal {
  opacity: 1; transform: translateY(16px);
}
.reveal-init .reveal.visible {
  opacity: 1; transform: translateY(0);
}

/* ════════ RESPONSIVE ════════ */
@media (max-width: 1024px) {
  .prob-grid, .svc-grid, .why-grid, .cs-grid, .testi-grid { grid-template-columns: repeat(2, 1fr); }
  .proc { grid-template-columns: repeat(2, 1fr); }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .trust-i { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .nav { display: none; position: fixed; top: 64px; left: 0; right: 0; background: var(--bg2); flex-direction: column; padding: 20px 24px; gap: 12px; border-bottom: 1px solid var(--border); z-index: 999; }
  .nav.open { display: flex; }
  .hdr-cta { display: none; }
  .burger { display: flex; }
  .hero-bens { flex-direction: column; align-items: center; }
  .hero-cta { flex-direction: column; align-items: stretch; }
  .hero-cta .btn { text-align: center; justify-content: center; }
  .cs-stats { flex-direction: column; gap: 12px; }
  .cs-custom { flex-direction: column; }
  .ftr-i { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .prob-grid, .svc-grid, .why-grid, .cs-grid, .testi-grid { grid-template-columns: 1fr; }
  .proc { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: 1fr; }
  .trust-i { grid-template-columns: 1fr; }
  .sec { padding: 60px 0; }
  .wrap { padding: 0 16px; }
}