/* ═══════════════════════════════════════════════
   SITEVA v0.1 Alpha — Developer Preview
   Landing Page Stylesheet
   ═══════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500&family=Inter:wght@300;400;500;600&display=swap');

:root {
  --p:        #4F46E5;
  --p-dark:   #3730A3;
  --p-light:  #818CF8;
  --p-bg:     #EEF2FF;
  --green:    #10B981;
  --amber:    #F59E0B;
  --red:      #EF4444;
  --ink:      #0F172A;
  --ink-mid:  #1E293B;
  --slate:    #475569;
  --muted:    #94A3B8;
  --border:   #E2E8F0;
  --surface:  #F8FAFC;
  --white:    #FFFFFF;

  --mono: 'JetBrains Mono', monospace;
  --display: 'Plus Jakarta Sans', sans-serif;
  --body: 'Inter', sans-serif;

  --r-sm: 8px; --r-md: 14px; --r-lg: 20px; --r-xl: 28px;
  --sh-sm: 0 1px 4px rgba(0,0,0,.06);
  --sh-md: 0 4px 16px rgba(79,70,229,.10);
  --sh-lg: 0 12px 40px rgba(79,70,229,.15);
  --ease: cubic-bezier(.4,0,.2,1);
  --t: .25s var(--ease);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--body);
  color: var(--ink);
  background: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
.section-pad { padding: 88px 0; }
.center { text-align: center; }

/* ── Type ── */
.eyebrow {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: var(--mono); font-size: 11px; font-weight: 500;
  color: var(--p); letter-spacing: .05em; text-transform: uppercase;
  background: var(--p-bg); border: 1px solid #C7D2FE;
  padding: 4px 12px; border-radius: 100px; margin-bottom: 14px;
}
.h-section {
  font-family: var(--display);
  font-size: clamp(24px, 3vw, 36px); font-weight: 800; line-height: 1.2;
  color: var(--ink);
}
.h-section .hi { color: var(--p); }
.lead { color: var(--slate); font-size: 16px; line-height: 1.7; }
.center .lead { max-width: 540px; margin: 10px auto 0; }

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 24px; border-radius: var(--r-sm);
  font-family: var(--display); font-weight: 700; font-size: 14px;
  border: none; cursor: pointer; transition: all .3s var(--ease);
  white-space: nowrap;
}
.btn svg { transition: transform .2s; flex-shrink: 0; }
.btn:hover svg { transform: translateX(3px); }
.btn-primary { background: var(--p); color: #fff; box-shadow: 0 4px 14px rgba(79,70,229,.3); }
.btn-primary:hover { background: var(--p-dark); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(79,70,229,.4); }
.btn-outline { background: transparent; color: var(--p); border: 2px solid var(--p); }
.btn-outline:hover { background: var(--p); color: #fff; transform: translateY(-2px); }
.btn-ghost { background: rgba(255,255,255,.08); color: #fff; border: 1.5px solid rgba(255,255,255,.25); }
.btn-ghost:hover { background: rgba(255,255,255,.16); }
.btn-sm { padding: 8px 16px; font-size: 12px; }

/* ═══════════════════════
   BADGE — version indicator
═══════════════════════ */
.version-badge {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--mono); font-size: 10px; font-weight: 500;
  background: #1E1B4B; color: #A5B4FC;
  border: 1px solid #3730A3; border-radius: 4px;
  padding: 3px 8px;
}
.version-badge .v-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: #10B981;
  animation: vblink 2.5s ease infinite;
}
@keyframes vblink { 0%,100%{opacity:1}50%{opacity:.3} }

/* ═══════════════════════
   NAVBAR
═══════════════════════ */
#nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: all .3s var(--ease);
}
#nav.solid { border-color: var(--border); box-shadow: 0 2px 16px rgba(0,0,0,.06); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.nav-brand { display: flex; align-items: center; gap: 10px; }
.nav-brand img { height: 34px; width: auto; }
.nav-brand-name { font-family: var(--display); font-weight: 800; font-size: 18px; color: var(--ink); }
.nav-brand-name em { color: var(--p); font-style: normal; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  font-size: 13.5px; font-weight: 500; color: var(--slate);
  padding: 6px 12px; border-radius: var(--r-sm);
  transition: all var(--t);
}
.nav-links a:hover, .nav-links a.act { color: var(--p); background: var(--p-bg); }
.nav-end { display: flex; align-items: center; gap: 10px; }
.burger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 6px;
}
.burger span { display: block; width: 22px; height: 2px; background: var(--ink); border-radius: 2px; transition: all .3s; }
.mob-menu {
  display: none; position: fixed; top: 64px; inset-x: 0;
  background: #fff; border-bottom: 1px solid var(--border);
  box-shadow: var(--sh-lg); z-index: 999;
  padding: 16px 24px 24px; flex-direction: column; gap: 4px;
}
.mob-menu.open { display: flex; }
.mob-menu a { font-size: 15px; font-weight: 500; color: var(--ink); padding: 10px 12px; border-radius: var(--r-sm); transition: all var(--t); }
.mob-menu a:hover { background: var(--p-bg); color: var(--p); }
.mob-menu .btn { margin-top: 8px; width: 100%; justify-content: center; }

/* ═══════════════════════
   HERO
═══════════════════════ */
#hero {
  padding: 120px 0 80px;
  background: linear-gradient(160deg, #F0F4FF 0%, #EEF2FF 40%, #F5F3FF 100%);
  position: relative; overflow: hidden;
}
/* Grid pattern */
#hero::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(circle, rgba(79,70,229,.12) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: radial-gradient(ellipse 80% 80% at 60% 40%, black 0%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 80% 80% at 60% 40%, black 0%, transparent 70%);
}
.hero-wrap { display: grid; grid-template-columns: 1fr 1.15fr; gap: 64px; align-items: center; position: relative; z-index: 1; }
.hero-overline { display: flex; align-items: center; gap: 10px; margin-bottom: 20px; flex-wrap: wrap; }
.hero-overline .tag {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--mono); font-size: 10.5px; font-weight: 500;
  color: var(--p); background: var(--p-bg); border: 1px solid #C7D2FE;
  padding: 4px 10px; border-radius: 4px; letter-spacing: .04em;
}
.hero-title {
  font-family: var(--display);
  font-size: clamp(32px, 4.5vw, 52px); font-weight: 800; line-height: 1.12;
  color: var(--ink); margin-bottom: 18px;
}
.hero-title .hi { color: var(--p); }
.hero-desc { color: var(--slate); font-size: 16px; line-height: 1.75; max-width: 460px; margin-bottom: 10px; }
.hero-notice {
  display: flex; align-items: flex-start; gap: 10px;
  background: rgba(79,70,229,.06); border: 1px solid rgba(79,70,229,.2);
  border-radius: var(--r-sm); padding: 10px 14px;
  font-size: 13px; color: var(--slate); margin-bottom: 30px;
}
.hero-notice .ico { font-size: 14px; flex-shrink: 0; margin-top: 1px; }
.hero-btns { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }

/* Laptop mockup */
.hero-laptop-wrap { position: relative; }
.hero-laptop {
  position: relative;
  filter: drop-shadow(0 24px 60px rgba(79,70,229,.22));
  animation: laptopFloat 6s ease-in-out infinite;
}
@keyframes laptopFloat {
  0%,100% { transform: translateY(0) rotateX(2deg) rotateY(-4deg); }
  50% { transform: translateY(-12px) rotateX(2deg) rotateY(-4deg); }
}
.lshell {
  background: linear-gradient(180deg,#2A3150,#1A2040);
  border-radius: 14px 14px 0 0;
  padding: 10px 10px 0;
  border: 1.5px solid rgba(255,255,255,.1);
}
.lscreen {
  background: #F1F5F9; border-radius: 6px;
  aspect-ratio: 16/10; overflow: hidden;
  position: relative;
}
.lbase { background: #1E2844; height: 10px; margin: 0 -1.5px; border-radius: 0 0 5px 5px; }
.lstand { width: 52%; height: 8px; background: #161F38; margin: 0 auto; border-radius: 0 0 12px 12px; }

/* App UI inside laptop */
.app-wrap { display: flex; height: 100%; font-size: 10px; }
.app-side {
  width: 140px; background: #111827;
  padding: 10px 9px; flex-shrink: 0;
  display: flex; flex-direction: column; gap: 2px;
}
.app-side-logo { display: flex; align-items: center; gap: 6px; padding-bottom: 10px; margin-bottom: 6px; border-bottom: 1px solid rgba(255,255,255,.06); }
.app-side-logo-ico { width: 20px; height: 20px; border-radius: 4px; background: var(--p); display: flex; align-items: center; justify-content: center; }
.app-side-logo-ico svg { width: 11px; height: 11px; stroke: #fff; stroke-width: 2; fill: none; }
.app-side-logo-name { color: #fff; font-weight: 700; font-size: 10px; font-family: var(--display); }
.app-nav { display: flex; align-items: center; gap: 6px; padding: 5px 7px; border-radius: 4px; color: rgba(255,255,255,.4); font-size: 9px; font-weight: 500; }
.app-nav svg { width: 10px; height: 10px; stroke: currentColor; stroke-width: 2; fill: none; flex-shrink: 0; }
.app-nav.on { background: var(--p); color: #fff; }
.app-nav-section { font-size: 8px; font-weight: 600; color: rgba(255,255,255,.2); letter-spacing: .07em; text-transform: uppercase; padding: 7px 7px 2px; }

.app-main { flex: 1; background: #F1F5F9; padding: 12px; overflow: hidden; }
.app-topbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.app-page-title { font-size: 10px; font-weight: 700; color: var(--ink); font-family: var(--display); }
.app-page-sub { font-size: 7.5px; color: var(--muted); }
.app-badge { background: #DCFCE7; color: #15803D; font-size: 7px; font-weight: 700; padding: 1.5px 7px; border-radius: 100px; }

.sc-stats { display: grid; grid-template-columns: repeat(4,1fr); gap: 6px; margin-bottom: 8px; }
.sc-stat { background: #fff; border-radius: 6px; padding: 8px; border: 1px solid #E8EDF3; }
.sc-stat-l { font-size: 6.5px; color: var(--muted); margin-bottom: 2px; }
.sc-stat-v { font-size: 15px; font-weight: 800; color: var(--ink); line-height: 1; font-family: var(--display); }
.sc-stat-v.bl { color: var(--p); }
.sc-stat-d { font-size: 6.5px; color: var(--green); font-weight: 600; margin-top: 2px; }

.sc-row { display: grid; grid-template-columns: 3fr 2fr; gap: 6px; }
.sc-card { background: #fff; border-radius: 6px; padding: 8px; border: 1px solid #E8EDF3; }
.sc-card-title { font-size: 7.5px; font-weight: 700; color: var(--ink); margin-bottom: 6px; font-family: var(--display); }
.sc-chart { width: 100%; height: 38px; }
.sc-notifs { display: flex; flex-direction: column; gap: 4px; }
.sc-notif { display: flex; align-items: center; gap: 5px; padding-bottom: 3px; border-bottom: 1px solid #F3F4F8; font-size: 7px; }
.sc-notif:last-child { border: none; }
.sc-nd { width: 5px; height: 5px; border-radius: 50%; flex-shrink: 0; }

/* ═══════════════════════
   ABOUT
═══════════════════════ */
#about { background: #fff; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.about-pills { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.about-pill {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 100px; padding: 6px 14px;
  font-size: 13px; font-weight: 500; color: var(--slate);
}
.about-pill .chk { width: 16px; height: 16px; border-radius: 50%; background: var(--p-bg); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.about-pill .chk svg { width: 9px; height: 9px; stroke: var(--p); stroke-width: 2.5; fill: none; }
.about-visual {
  background: linear-gradient(135deg, #EEF2FF, #F5F3FF);
  border-radius: var(--r-xl); padding: 36px;
  border: 1.5px solid #C7D2FE;
  position: relative; overflow: hidden;
}
.about-visual::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 80% 20%, rgba(79,70,229,.08) 0%, transparent 60%);
}
.about-stat { text-align: center; padding: 20px; position: relative; }
.about-stat-val { font-family: var(--display); font-size: 36px; font-weight: 800; color: var(--p); line-height: 1; margin-bottom: 6px; }
.about-stat-lbl { font-size: 13px; color: var(--slate); }
.about-grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: #C7D2FE; border: 1.5px solid #C7D2FE; border-radius: var(--r-md); overflow: hidden; position: relative; }
.about-grid2 .about-stat { background: white; }

/* ═══════════════════════
   WHY
═══════════════════════ */
#why { background: var(--surface); }
.why-cards { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; margin-top: 48px; }
.why-card {
  background: #fff; border: 1.5px solid var(--border);
  border-radius: var(--r-md); padding: 26px;
  transition: all .3s var(--ease);
}
.why-card:hover { border-color: #C7D2FE; box-shadow: var(--sh-lg); transform: translateY(-4px); }
.why-card-ico { font-size: 26px; margin-bottom: 14px; }
.why-card-title { font-family: var(--display); font-size: 15px; font-weight: 700; color: var(--ink); margin-bottom: 8px; }
.why-card-desc { font-size: 13px; color: var(--slate); line-height: 1.65; }

/* ═══════════════════════
   FEATURES — checklist style
═══════════════════════ */
#features { background: #fff; }
.feat-intro { max-width: 600px; margin: 0 auto 56px; text-align: center; }
.feat-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; }
.feat-item {
  display: flex; flex-direction: column; align-items: center;
  text-align: center; gap: 12px;
  background: var(--surface); border: 1.5px solid var(--border);
  border-radius: var(--r-md); padding: 24px 16px;
  transition: all .3s var(--ease); position: relative;
}
.feat-item:hover { border-color: #C7D2FE; box-shadow: var(--sh-md); transform: translateY(-3px); background: #fff; }
.feat-item::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--p), #7C3AED);
  border-radius: var(--r-sm) var(--r-sm) 0 0;
  opacity: 0; transition: opacity .3s;
}
.feat-item:hover::before { opacity: 1; }
.feat-check {
  width: 36px; height: 36px; border-radius: 50%;
  background: #DCFCE7; border: 2px solid #86EFAC;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.feat-check svg { width: 16px; height: 16px; stroke: #15803D; stroke-width: 2.5; fill: none; }
.feat-icon { font-size: 26px; }
.feat-name { font-family: var(--display); font-size: 14px; font-weight: 700; color: var(--ink); }
.feat-desc { font-size: 12px; color: var(--slate); line-height: 1.6; }

/* ═══════════════════════
   PREVIEW (screenshots carousel)
═══════════════════════ */
#preview { background: var(--surface); }
.preview-note {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--mono); font-size: 11px;
  background: var(--ink-mid); color: rgba(255,255,255,.7);
  border-radius: 4px; padding: 4px 12px; margin-top: 12px;
}
.preview-slider { position: relative; margin-top: 48px; overflow: hidden; }
.preview-track {
  display: flex; gap: 20px;
  transition: transform .5s var(--ease);
}
.preview-slide {
  flex-shrink: 0; width: calc(33.333% - 14px);
  border-radius: var(--r-lg); overflow: hidden;
  box-shadow: var(--sh-lg);
  border: 1.5px solid var(--border);
  background: #fff;
  transition: transform .3s var(--ease), box-shadow .3s;
  cursor: pointer;
}
.preview-slide:hover { transform: scale(1.02); box-shadow: 0 20px 60px rgba(79,70,229,.2); }
.preview-slide-chrome {
  background: #1E293B; padding: 8px 12px;
  display: flex; align-items: center; gap: 8px;
}
.psc-dots { display: flex; gap: 4px; }
.psc-dot { width: 8px; height: 8px; border-radius: 50%; }
.psc-dot:nth-child(1) { background: #FF5F56; }
.psc-dot:nth-child(2) { background: #FFBD2E; }
.psc-dot:nth-child(3) { background: #27C93F; }
.psc-url { flex: 1; background: rgba(255,255,255,.08); border-radius: 4px; height: 18px; }
.preview-slide-screen {
  height: 200px; background: #F1F5F9;
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
}
.preview-slide-label {
  padding: 10px 14px;
  font-family: var(--display); font-size: 13px; font-weight: 700; color: var(--ink);
  border-top: 1px solid var(--border);
  text-align: center; background: #fff;
}

/* Slider controls */
.preview-controls { display: flex; align-items: center; justify-content: center; gap: 12px; margin-top: 28px; }
.preview-btn {
  width: 38px; height: 38px; border-radius: 50%;
  background: #fff; border: 1.5px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: all var(--t); color: var(--slate);
}
.preview-btn:hover { background: var(--p); border-color: var(--p); color: #fff; }
.preview-btn svg { width: 16px; height: 16px; stroke: currentColor; stroke-width: 2; fill: none; }
.preview-pips { display: flex; gap: 6px; }
.pip { width: 8px; height: 8px; border-radius: 50%; background: var(--border); cursor: pointer; transition: all var(--t); }
.pip.on { background: var(--p); transform: scale(1.2); }

/* ═══════════════════════
   PROGRESS — signature section
═══════════════════════ */
#progress { background: var(--ink); padding: 88px 0; }
.progress-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.progress-left { }
.progress-eyebrow { font-family: var(--mono); font-size: 11px; color: var(--p-light); letter-spacing: .06em; text-transform: uppercase; margin-bottom: 16px; }
.progress-title { font-family: var(--display); font-size: clamp(24px,3vw,34px); font-weight: 800; color: #fff; margin-bottom: 12px; line-height: 1.2; }
.progress-sub { font-size: 14px; color: rgba(255,255,255,.5); line-height: 1.7; margin-bottom: 32px; }

.total-progress { margin-bottom: 32px; }
.tp-header { display: flex; align-items: baseline; gap: 10px; margin-bottom: 10px; }
.tp-pct { font-family: var(--display); font-size: 40px; font-weight: 800; color: #fff; line-height: 1; }
.tp-lbl { font-size: 13px; color: rgba(255,255,255,.4); }
.progress-bar-wrap { height: 8px; background: rgba(255,255,255,.08); border-radius: 4px; overflow: hidden; }
.progress-bar-fill {
  height: 100%; border-radius: 4px;
  background: linear-gradient(90deg, var(--p), #7C3AED);
  width: 0%; transition: width 1.5s var(--ease);
}

/* Module list */
.module-list { display: flex; flex-direction: column; gap: 10px; }
.module-item {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px; border-radius: var(--r-sm);
  background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.06);
  transition: all var(--t);
}
.module-item:hover { background: rgba(255,255,255,.06); border-color: rgba(79,70,229,.3); }
.module-icon { font-size: 16px; width: 24px; text-align: center; flex-shrink: 0; }
.module-name { font-size: 13px; font-weight: 500; color: rgba(255,255,255,.8); flex: 1; }
.module-status { display: flex; align-items: center; gap: 6px; flex-shrink: 0; }

/* Status indicators */
.status-done {
  display: inline-flex; align-items: center; gap: 4px;
  background: rgba(16,185,129,.15); border: 1px solid rgba(16,185,129,.3);
  color: #6EE7B7; font-size: 10px; font-weight: 600;
  padding: 2px 8px; border-radius: 100px; font-family: var(--mono);
}
.status-done svg { width: 9px; height: 9px; stroke: #6EE7B7; stroke-width: 2.5; fill: none; }
.status-wip {
  font-family: var(--mono); font-size: 10px; font-weight: 600;
  color: #FCD34D;
}
.status-todo {
  font-family: var(--mono); font-size: 10px; font-weight: 600;
  color: rgba(255,255,255,.2);
}
.mod-progress-mini { display: flex; align-items: center; gap: 6px; }
.mpm-bar { width: 60px; height: 4px; background: rgba(255,255,255,.1); border-radius: 2px; overflow: hidden; }
.mpm-fill { height: 100%; border-radius: 2px; background: linear-gradient(90deg, #F59E0B, #EF4444); }

/* Right: roadmap */
.roadmap-card {
  background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.07);
  border-radius: var(--r-lg); padding: 28px; overflow: hidden;
}
.rm-card-title { font-family: var(--display); font-size: 16px; font-weight: 700; color: #fff; margin-bottom: 24px; }
.rm-items { display: flex; flex-direction: column; gap: 0; }
.rm-item {
  display: flex; align-items: flex-start; gap: 16px;
  padding: 16px 0; position: relative;
}
.rm-item:not(:last-child)::after {
  content: ''; position: absolute;
  left: 18px; top: 46px; bottom: 0; width: 2px;
  background: rgba(255,255,255,.06);
}
.rm-dot-col { display: flex; flex-direction: column; align-items: center; gap: 0; flex-shrink: 0; padding-top: 2px; }
.rm-dot-outer {
  width: 38px; height: 38px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; font-size: 14px;
  border: 2px solid rgba(255,255,255,.1); background: transparent;
  transition: all .3s;
}
.rm-dot-outer.done { background: var(--p); border-color: var(--p); color: #fff; }
.rm-dot-outer.active { background: rgba(79,70,229,.2); border-color: var(--p); color: var(--p-light); box-shadow: 0 0 0 6px rgba(79,70,229,.1); animation: rmpulse 2.5s ease infinite; }
.rm-dot-outer.future { background: rgba(255,255,255,.03); border-color: rgba(255,255,255,.08); color: rgba(255,255,255,.2); }
@keyframes rmpulse { 0%,100%{box-shadow:0 0 0 6px rgba(79,70,229,.1)}50%{box-shadow:0 0 0 10px rgba(79,70,229,.04)} }
.rm-content { flex: 1; padding-top: 6px; }
.rm-version { font-family: var(--mono); font-size: 10px; color: var(--p-light); margin-bottom: 3px; }
.rm-name { font-family: var(--display); font-size: 14px; font-weight: 700; color: #fff; margin-bottom: 4px; }
.rm-features { display: flex; flex-wrap: wrap; gap: 4px; }
.rm-feature {
  font-size: 10px; font-family: var(--mono); font-weight: 500;
  padding: 2px 7px; border-radius: 4px;
}
.rf-done { background: rgba(16,185,129,.1); color: #6EE7B7; }
.rf-active { background: rgba(79,70,229,.15); color: #A5B4FC; }
.rf-todo { background: rgba(255,255,255,.04); color: rgba(255,255,255,.3); }
.rm-badge {
  font-family: var(--mono); font-size: 9px; font-weight: 600;
  padding: 2px 7px; border-radius: 3px; margin-left: 6px; vertical-align: middle;
}
.rmb-done { background: rgba(16,185,129,.15); color: #6EE7B7; }
.rmb-active { background: rgba(79,70,229,.2); color: var(--p-light); }
.rmb-future { background: rgba(255,255,255,.05); color: rgba(255,255,255,.3); }

/* ═══════════════════════
   CHANGELOG
═══════════════════════ */
#changelog { background: var(--surface); }
.changelog-wrap { max-width: 680px; margin: 48px auto 0; }
.cl-group { margin-bottom: 32px; }
.cl-date {
  font-family: var(--mono); font-size: 11px; font-weight: 600;
  color: var(--p); letter-spacing: .05em;
  margin-bottom: 12px; display: flex; align-items: center; gap: 10px;
}
.cl-date::after { content: ''; flex: 1; height: 1px; background: var(--border); }
.cl-items { display: flex; flex-direction: column; gap: 8px; }
.cl-item {
  display: flex; align-items: flex-start; gap: 12px;
  background: #fff; border: 1.5px solid var(--border);
  border-radius: var(--r-sm); padding: 10px 14px;
  transition: all var(--t);
}
.cl-item:hover { border-color: #C7D2FE; }
.cl-tag {
  font-family: var(--mono); font-size: 9px; font-weight: 700;
  padding: 2px 7px; border-radius: 3px; flex-shrink: 0; margin-top: 1px;
}
.ct-new { background: #DCFCE7; color: #166534; }
.ct-update { background: #DBEAFE; color: #1D4ED8; }
.ct-fix { background: #FEF3C7; color: #92400E; }
.cl-text { font-size: 13px; color: var(--ink); font-weight: 500; line-height: 1.5; }
.cl-more { display: flex; justify-content: center; margin-top: 20px; }
.cl-more a {
  font-family: var(--mono); font-size: 12px; color: var(--p);
  display: flex; align-items: center; gap: 6px;
  transition: gap var(--t);
}
.cl-more a:hover { gap: 10px; }

/* ═══════════════════════
   DEVELOPER
═══════════════════════ */
#developer { background: #fff; }
.dev-wrap {
  display: grid; grid-template-columns: auto 1fr;
  gap: 56px; align-items: start;
  background: linear-gradient(135deg, #F8FAFF, #F5F3FF);
  border: 1.5px solid #C7D2FE; border-radius: var(--r-xl);
  padding: 48px; overflow: hidden; position: relative;
}
.dev-wrap::before {
  content: '';
  position: absolute; top: -60px; right: -60px;
  width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(79,70,229,.08) 0%, transparent 70%);
}
.dev-photo-wrap { position: relative; }
.dev-photo {
  width: 160px; height: 160px; border-radius: 50%;
  object-fit: cover; object-position: center top;
  border: 4px solid #fff; box-shadow: var(--sh-lg);
}
.dev-badge {
  position: absolute; bottom: 6px; right: 6px;
  background: var(--p); color: #fff;
  font-family: var(--mono); font-size: 9px; font-weight: 600;
  padding: 3px 7px; border-radius: 4px;
  border: 2px solid #fff;
}
.dev-name { font-family: var(--display); font-size: 26px; font-weight: 800; color: var(--ink); margin-bottom: 4px; }
.dev-title { font-size: 14px; color: var(--p); font-weight: 600; margin-bottom: 14px; }
.dev-bio { font-size: 14px; color: var(--slate); line-height: 1.75; max-width: 540px; margin-bottom: 24px; }
.dev-quote {
  background: var(--p-bg); border-left: 3px solid var(--p);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  padding: 12px 16px; font-size: 14px; color: var(--slate);
  font-style: italic; margin-bottom: 24px; max-width: 500px;
}
.dev-links { display: flex; flex-wrap: wrap; gap: 10px; }
.dev-link {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 8px 16px; border-radius: var(--r-sm);
  background: #fff; border: 1.5px solid var(--border);
  font-size: 13px; font-weight: 600; color: var(--slate);
  transition: all var(--t);
}
.dev-link:hover { border-color: var(--p); color: var(--p); background: var(--p-bg); transform: translateY(-1px); }
.dev-link svg { width: 15px; height: 15px; stroke: currentColor; stroke-width: 2; fill: none; flex-shrink: 0; }

/* ═══════════════════════
   CTA
═══════════════════════ */
#cta {
  background: var(--ink); padding: 88px 0;
  position: relative; overflow: hidden; text-align: center;
}
#cta::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 60% 70% at 50% 50%, rgba(79,70,229,.2) 0%, transparent 65%);
}
.cta-inner { position: relative; z-index: 1; }
.cta-label {
  display: inline-block;
  font-family: var(--mono); font-size: 10px; font-weight: 600;
  color: var(--p-light); letter-spacing: .08em; text-transform: uppercase;
  background: rgba(79,70,229,.15); border: 1px solid rgba(79,70,229,.3);
  padding: 4px 12px; border-radius: 4px; margin-bottom: 20px;
}
.cta-title {
  font-family: var(--display);
  font-size: clamp(26px, 4vw, 44px); font-weight: 800; color: #fff;
  line-height: 1.15; margin-bottom: 14px;
}
.cta-title .hi {
  background: linear-gradient(135deg, #818CF8, #C4B5FD);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.cta-sub { color: rgba(255,255,255,.55); font-size: 15px; max-width: 460px; margin: 0 auto 36px; line-height: 1.7; }
.cta-btns { display: flex; align-items: center; justify-content: center; gap: 12px; flex-wrap: wrap; }
.cta-note {
  margin-top: 20px; font-family: var(--mono); font-size: 11px;
  color: rgba(255,255,255,.2);
}

/* ═══════════════════════
   FOOTER
═══════════════════════ */
#footer { background: var(--ink); border-top: 1px solid rgba(255,255,255,.06); padding: 56px 0 0; }
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px; padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.footer-brand-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.footer-brand-logo img { height: 34px; width: auto; }
.footer-brand-name { font-family: var(--display); font-weight: 800; font-size: 18px; color: #fff; }
.footer-tagline { font-size: 13px; color: rgba(255,255,255,.4); line-height: 1.65; max-width: 230px; margin-bottom: 18px; }
.footer-version-badge {
  display: inline-block;
  font-family: var(--mono); font-size: 10px;
  background: rgba(79,70,229,.2); color: var(--p-light);
  border: 1px solid rgba(79,70,229,.3); border-radius: 4px;
  padding: 3px 8px; margin-bottom: 16px;
}
.footer-socials { display: flex; gap: 8px; flex-wrap: wrap; }
.footer-soc {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 6px 10px; border-radius: 6px;
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.06);
  font-size: 12px; font-weight: 500; color: rgba(255,255,255,.5);
  transition: all var(--t);
}
.footer-soc:hover { background: var(--p); color: #fff; border-color: var(--p); }
.footer-soc svg { width: 12px; height: 12px; stroke: currentColor; stroke-width: 2; fill: none; }
.fc-title { font-family: var(--display); font-size: 11px; font-weight: 700; color: #fff; letter-spacing: .07em; text-transform: uppercase; margin-bottom: 16px; }
.fc-links { display: flex; flex-direction: column; gap: 9px; }
.fc-links a { font-size: 13px; color: rgba(255,255,255,.4); transition: color var(--t); }
.fc-links a:hover { color: #fff; }
.fc-links .soon { opacity: .4; font-size: 10px; font-family: var(--mono); }
.footer-bottom {
  text-align: center; padding: 18px 0;
  font-size: 12px; color: rgba(255,255,255,.2);
}
.footer-bottom a { color: var(--p-light); }
.footer-bottom .hrt { color: #F43F5E; }

/* ═══════════════════════
   SCROLL TOP
═══════════════════════ */
#stt {
  position: fixed; bottom: 24px; right: 24px;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--p); color: #fff; border: none;
  display: flex; align-items: center; justify-content: center; font-size: 18px;
  box-shadow: 0 4px 16px rgba(79,70,229,.35);
  opacity: 0; transform: translateY(10px) scale(.9);
  transition: all .3s var(--ease); z-index: 900; cursor: pointer;
}
#stt.show { opacity: 1; transform: translateY(0) scale(1); }
#stt:hover { background: var(--p-dark); transform: translateY(-2px) scale(1.05); }

/* ═══════════════════════
   REVEAL ANIMATIONS
═══════════════════════ */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.reveal.in { opacity: 1; transform: translateY(0); }
.rd1{transition-delay:.1s}.rd2{transition-delay:.2s}.rd3{transition-delay:.3s}
[data-stagger] > * {
  opacity: 0; transform: translateY(18px);
  transition: opacity .5s var(--ease), transform .5s var(--ease);
}
[data-stagger].in > *:nth-child(1){opacity:1;transform:none;transition-delay:.06s}
[data-stagger].in > *:nth-child(2){opacity:1;transform:none;transition-delay:.12s}
[data-stagger].in > *:nth-child(3){opacity:1;transform:none;transition-delay:.18s}
[data-stagger].in > *:nth-child(4){opacity:1;transform:none;transition-delay:.24s}
[data-stagger].in > *:nth-child(5){opacity:1;transform:none;transition-delay:.30s}
[data-stagger].in > *:nth-child(6){opacity:1;transform:none;transition-delay:.36s}
[data-stagger].in > *:nth-child(7){opacity:1;transform:none;transition-delay:.42s}
[data-stagger].in > *:nth-child(8){opacity:1;transform:none;transition-delay:.48s}

/* Hero entrance */
.hero-text > * { opacity: 0; transform: translateY(18px); animation: hIn .65s var(--ease) both; }
.hero-text > *:nth-child(1){animation-delay:.1s}
.hero-text > *:nth-child(2){animation-delay:.2s}
.hero-text > *:nth-child(3){animation-delay:.3s}
.hero-text > *:nth-child(4){animation-delay:.4s}
.hero-text > *:nth-child(5){animation-delay:.5s}
.hero-laptop-wrap { opacity: 0; transform: translateX(20px); animation: hSlide .9s .35s var(--ease) both; }
@keyframes hIn { to { opacity:1; transform:translateY(0); } }
@keyframes hSlide { to { opacity:1; transform:translateX(0); } }

/* ═══════════════════════
   RESPONSIVE
═══════════════════════ */
@media(max-width:1024px){
  .hero-wrap{grid-template-columns:1fr;gap:48px}
  .hero-laptop-wrap{order:-1}
  .hero-laptop{animation:none;transform:none}
  .about-grid{grid-template-columns:1fr;gap:40px}
  .why-cards{grid-template-columns:repeat(2,1fr)}
  .feat-grid{grid-template-columns:repeat(2,1fr)}
  .progress-grid{grid-template-columns:1fr;gap:40px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .dev-wrap{grid-template-columns:1fr;gap:32px}
  .dev-photo{width:120px;height:120px}
}
@media(max-width:768px){
  .nav-links,.nav-end .btn:not(.btn-primary){display:none}
  .burger{display:flex}
  .why-cards{grid-template-columns:1fr}
  .feat-grid{grid-template-columns:1fr 1fr}
  .preview-slide{width:calc(100% - 20px)}
  .cta-btns{flex-direction:column;align-items:center}
  .footer-grid{grid-template-columns:1fr}
  .about-grid2{grid-template-columns:1fr 1fr}
  .section-pad{padding:64px 0}
  .app-side{width:110px}
  .sc-stats{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:480px){
  .hero-btns{flex-direction:column;width:100%}
  .hero-btns .btn{width:100%;justify-content:center}
  .feat-grid{grid-template-columns:1fr}
  .dev-links{flex-direction:column}
  .dev-link{justify-content:center}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
}