:root {
  color-scheme: dark;
  --panel-alpha: .78;
  --panel-blur: 24px;
  --text-scale: 1;
  --content-max: 1480px;
  --safe-width: 340px;
  --radius-xl: 28px;
  --radius-lg: 20px;
  --line: rgba(255,255,255,.13);
  --line-strong: rgba(255,255,255,.24);
  --panel: rgba(3,7,18,var(--panel-alpha));
  --panel-soft: rgba(15,23,42,.72);
  --panel-hover: rgba(255,255,255,.095);
  --text: rgba(255,255,255,.94);
  --muted: rgba(255,255,255,.66);
  --faint: rgba(255,255,255,.46);
  --danger: #fecaca;
  --success: #bbf7d0;
  --accent: #f8fafc;
  --shadow: 0 24px 80px rgba(0,0,0,.42);
}

* { box-sizing: border-box; }
html, body { min-height: 100%; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: #020617;
  font-size: calc(16px * var(--text-scale));
  overflow-x: hidden;
}
button, input, textarea, select { font: inherit; }
button { border: 0; cursor: pointer; }
button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 3px solid rgba(125,211,252,.72);
  outline-offset: 2px;
}

.app-shell { min-height: 100vh; isolation: isolate; }
.app-background {
  position: fixed; inset: 0; z-index: -3;
  background-image: var(--desk-bg);
  background-size: 240% 240%;
  filter: saturate(1.18) brightness(1.04);
  animation: deskBgShift 26s ease-in-out infinite alternate;
}
.app-background::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 20% 10%, rgba(255,255,255,.18), transparent 40%);
  pointer-events: none;
}
.app-grain {
  position: fixed; inset: 0; pointer-events: none; z-index: -2; opacity: .10;
  background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,.38) 1px, transparent 0);
  background-size: 18px 18px;
  mix-blend-mode: overlay;
  animation: grainWalk 8s steps(10) infinite;
}

.container { width: min(var(--content-max), calc(100vw - 32px)); margin: 0 auto; padding: 24px 0 32px; }
.topbar {
  display: grid; grid-template-columns: minmax(260px, 1fr) auto; gap: 18px; align-items: center;
  padding: 18px; border: 1px solid var(--line); border-radius: 32px;
  background: var(--panel); backdrop-filter: blur(var(--panel-blur)); box-shadow: var(--shadow);
}
.brand { display: flex; gap: 14px; align-items: center; min-width: 0; }
.logo {
  width: 52px; height: 52px; border-radius: 18px; display: grid; place-items: center;
  background: #fff; color: #020617; font-weight: 950; box-shadow: 0 10px 28px rgba(255,255,255,.12);
}
.brand h1 { margin: 0; font-size: clamp(1.65rem, 3vw, 2.8rem); letter-spacing: -.04em; line-height: .9; }
.brand p { margin: 6px 0 0; color: var(--muted); line-height: 1.5; }
.top-actions { display: flex; align-items: center; justify-content: flex-end; gap: 10px; flex-wrap: wrap; }
.main-tabs { display: grid; grid-template-columns: repeat(3, minmax(126px, 1fr)); gap: 8px; padding: 6px; border-radius: 22px; background: rgba(0,0,0,.22); }
.main-tabs.hidden { display: none; }
.tab-btn, .ghost-btn, .primary-btn, .danger-btn, .mini-btn, .switch-view-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border-radius: 16px; padding: 12px 14px; font-weight: 850; color: var(--muted); background: rgba(255,255,255,.08); transition: transform .18s ease, background .18s ease, color .18s ease, box-shadow .18s ease;
}
.btn-ico { display: inline-grid; place-items: center; width: 1.15em; line-height: 1; flex: 0 0 auto; }
.tab-btn:hover, .ghost-btn:hover, .mini-btn:hover, .switch-view-btn:hover { background: rgba(255,255,255,.13); color: #fff; transform: translateY(-1px); }
.tab-btn.active, .primary-btn, .switch-view-btn { background: #fff; color: #020617; box-shadow: 0 12px 28px rgba(255,255,255,.10); }
.primary-btn:hover { transform: translateY(-1px); box-shadow: 0 18px 38px rgba(255,255,255,.14); }
.danger-btn { color: var(--danger); background: rgba(127,29,29,.32); border: 1px solid rgba(252,165,165,.18); }
.danger-btn:hover { background: rgba(127,29,29,.55); color: #fff; transform: translateY(-1px); }
.btn-row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }

.page { margin-top: 18px; }
.gradient-layout {
  display: grid;
  grid-template-columns: minmax(360px, 460px) minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}
.left-rail { display: grid; gap: 18px; min-width: 0; }
.workspace { display: grid; gap: 18px; min-width: 0; }
.panel {
  border: 1px solid var(--line);
  background: var(--panel);
  backdrop-filter: blur(var(--panel-blur));
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  padding: 18px;
  min-width: 0;
}
.panel.slim { padding: 14px; }
.panel-title { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.panel-title h2, .panel-title h3 { margin: 0; font-size: 1.1rem; letter-spacing: -.02em; }
.panel-title small { color: var(--faint); line-height: 1.4; }
.help-text { color: var(--muted); line-height: 1.55; margin: 0 0 14px; }

.preview-card { padding: 14px; }
.gradient-stage {
  position: relative;
  min-height: var(--preview-height, 520px);
  border-radius: 30px;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  background: #020617;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.04), 0 28px 90px rgba(0,0,0,.45);
}
.gradient-canvas {
  position: absolute; inset: calc(var(--overscan, 8) * -1px);
  background-image: var(--gradient-bg);
  background-size: calc(170% + var(--zoom, 70) * 1%) calc(170% + var(--zoom, 70) * 1%);
  background-position: var(--start-x, 50%) var(--start-y, 50%);
  filter: saturate(var(--sat, 1.2)) brightness(var(--brightness, 1)) contrast(var(--contrast, 1));
  transform-origin: center;
  will-change: transform, background-position, filter;
}
.gradient-canvas.animated.motion-drift { animation: gradientDrift var(--speed) var(--easing) var(--delay) infinite var(--direction); }
.gradient-canvas.animated.motion-vertical { animation: gradientVertical var(--speed) var(--easing) var(--delay) infinite var(--direction); }
.gradient-canvas.animated.motion-diagonal { animation: gradientDiagonal var(--speed) var(--easing) var(--delay) infinite var(--direction); }
.gradient-canvas.animated.motion-orbit { animation: gradientOrbit var(--speed) var(--easing) var(--delay) infinite var(--direction); }
.gradient-canvas.animated.motion-pulse { animation: gradientPulse var(--speed) var(--easing) var(--delay) infinite var(--direction); }
.gradient-canvas.animated.motion-breathe { animation: gradientBreathe var(--speed) var(--easing) var(--delay) infinite var(--direction); }
.gradient-canvas.animated.motion-spin { animation: gradientSpin var(--speed) linear var(--delay) infinite var(--direction); }
.gradient-canvas.animated.motion-warp { animation: gradientWarp var(--speed) var(--easing) var(--delay) infinite var(--direction); }
.gradient-canvas.animated.motion-hue { animation: gradientHue var(--speed) var(--easing) var(--delay) infinite var(--direction); }
.gradient-canvas.animated.motion-ripple { animation: gradientDrift var(--speed) var(--easing) var(--delay) infinite var(--direction); }
.gradient-canvas.animated.motion-vortex { animation: gradientSpin calc(var(--speed) * 1.25) linear var(--delay) infinite var(--direction); }

.fx { position: absolute; inset: 0; pointer-events: none; opacity: var(--fx-opacity, .44); mix-blend-mode: screen; }
.fx.orbs { filter: blur(var(--orb-blur, 34px)); }
.orb {
  position: absolute; width: var(--size); height: var(--size); border-radius: 999px; background: var(--color); opacity: .64;
  left: var(--x); top: var(--y); transform: translate(-50%, -50%);
  animation: orbFloat calc(var(--speed) * var(--orb-mult, 1.3)) ease-in-out infinite alternate;
}
.fx.ripple { display: none; background: repeating-radial-gradient(circle at var(--pos-x) var(--pos-y), rgba(255,255,255,.28) 0 1px, transparent 1px calc(18px + var(--ripple-size, 8px))); animation: rippleMove var(--speed) linear infinite; }
.fx.vortex { display: none; background: conic-gradient(from 0deg at var(--pos-x) var(--pos-y), transparent, rgba(255,255,255,.28), transparent, rgba(255,255,255,.18), transparent); animation: vortexSpin var(--vortex-speed, 18s) linear infinite; }
.fx.warp { display: none; backdrop-filter: blur(calc(var(--warp, 0) * 1px)); background: radial-gradient(circle at 50% 50%, rgba(255,255,255,.12), transparent 55%); animation: warpLens var(--speed) ease-in-out infinite alternate; }
.gradient-stage.fx-ripple .fx.ripple { display: block; }
.gradient-stage.fx-vortex .fx.vortex { display: block; }
.gradient-stage.fx-warp .fx.warp { display: block; }
.fx.grain {
  background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,.46) 1px, transparent 0);
  background-size: var(--grain-size, 18px) var(--grain-size, 18px);
  opacity: var(--grain-opacity, .12); mix-blend-mode: overlay;
}
.fx.grain.animate { animation: grainWalk var(--grain-speed, 7s) steps(12) infinite; }
.readability-glass {
  position: absolute; inset: 18px; border-radius: 26px; pointer-events: none;
  background: linear-gradient(180deg, rgba(2,6,23,var(--readability-shade, .22)), rgba(2,6,23,var(--readability-shade, .34)));
  border: 1px solid rgba(255,255,255,.08);
  backdrop-filter: blur(calc(var(--workspace-blur, 8) * 1px));
}
.preview-meta {
  position: absolute; left: 34px; right: 34px; bottom: 34px; z-index: 4;
  display: grid; grid-template-columns: 1fr auto; gap: 16px; align-items: end;
  padding: 18px; border-radius: 24px; border: 1px solid rgba(255,255,255,.18);
  background: rgba(2,6,23,.62); backdrop-filter: blur(20px);
}
.preview-meta h2 { margin: 0; font-size: clamp(1.5rem, 3vw, 2.6rem); letter-spacing: -.05em; }
.preview-meta p { margin: 7px 0 0; color: var(--muted); line-height: 1.45; }
.swatches { display: flex; flex-wrap: wrap; gap: 7px; justify-content: flex-end; }
.swatch { width: 32px; height: 32px; border-radius: 999px; border: 1px solid rgba(255,255,255,.45); box-shadow: 0 8px 20px rgba(0,0,0,.28); }

.segmented { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.segmented.cols-3 { grid-template-columns: repeat(3, 1fr); }
.segmented.cols-4 { grid-template-columns: repeat(4, 1fr); }
.segmented button {
  padding: 11px 10px; border-radius: 14px; color: var(--muted); background: rgba(255,255,255,.08); font-weight: 850;
}
.segmented button.active { background: #fff; color: #020617; }
.controls-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(var(--safe-width), 1fr)); gap: 14px; }
.control-card {
  border: 1px solid rgba(255,255,255,.10); border-radius: 22px; background: rgba(0,0,0,.20); padding: 14px;
  display: grid; gap: 13px; min-width: 0;
}
.control-card h3 { margin: 0; font-size: 1rem; letter-spacing: -.01em; }
.field { display: grid; gap: 8px; min-width: 0; }
.field label, .range-head { display: flex; justify-content: space-between; gap: 10px; color: var(--muted); font-weight: 800; font-size: .9rem; }
.value-pill { color: #e0f2fe; background: rgba(14,165,233,.16); border: 1px solid rgba(125,211,252,.16); padding: 2px 8px; border-radius: 999px; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .78rem; }
.input, .textarea, .select {
  width: 100%; min-width: 0; border: 1px solid rgba(255,255,255,.12); border-radius: 15px;
  background: rgba(0,0,0,.24); color: #fff; padding: 12px 13px; outline: none;
}
.textarea { resize: vertical; min-height: 180px; line-height: 1.55; }
.input:hover, .textarea:hover, .select:hover { border-color: rgba(255,255,255,.22); }
.input:focus, .textarea:focus, .select:focus { border-color: rgba(125,211,252,.55); box-shadow: 0 0 0 4px rgba(14,165,233,.10); }
input[type="range"] { width: 100%; accent-color: #fff; }
input[type="color"] { width: 52px; height: 44px; padding: 0; border-radius: 14px; border: 1px solid rgba(255,255,255,.18); background: transparent; }
.toggle { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px; border-radius: 16px; background: rgba(255,255,255,.07); }
.toggle input { width: 22px; height: 22px; accent-color: #fff; }
.color-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 12px; }
.color-row { display: grid; grid-template-columns: auto 1fr auto; gap: 10px; align-items: center; padding: 12px; border: 1px solid rgba(255,255,255,.10); border-radius: 18px; background: rgba(0,0,0,.18); min-width: 0; }
.preset-grid { display: grid; gap: 12px; max-height: 670px; overflow: auto; padding-right: 4px; }
.preset { overflow: hidden; border: 1px solid rgba(255,255,255,.12); border-radius: 22px; background: rgba(0,0,0,.2); }
.preset-preview { display:block; width:100%; min-height: 112px; height: 112px; background-size: 100% 100% !important; background-position: center !important; background-repeat: no-repeat !important; border-radius: 0; }
.preset-preview::after { content:""; display:block; width:100%; height:100%; background: linear-gradient(180deg, transparent 35%, rgba(0,0,0,.14)); }
.preset-body { display: flex; justify-content: space-between; gap: 12px; align-items: center; padding: 12px; }
.preset-title { font-weight: 900; }
.preset-sub { color: var(--faint); font-size: .82rem; margin-top: 2px; }
.codebox {
  display: block; overflow: auto; max-height: 330px; white-space: pre; padding: 15px;
  border-radius: 18px; border: 1px solid rgba(255,255,255,.10); background: rgba(1,5,16,.82);
  color: #d9f99d; font-size: .82rem; line-height: 1.55;
}

.notes-layout { display: grid; grid-template-columns: minmax(320px, 380px) minmax(0, 1fr); gap: 18px; }
.note-list { display: grid; gap: 10px; max-height: 700px; overflow: auto; padding-right: 4px; }
.note-card { text-align: left; display: block; width: 100%; border: 1px solid rgba(255,255,255,.10); border-radius: 19px; background: rgba(0,0,0,.21); color: #fff; padding: 13px; }
.note-card.active { background: #fff; color: #020617; }
.note-card h3 { margin: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.note-card p { margin: 6px 0 0; color: inherit; opacity: .66; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; line-height: 1.45; }
.tag-row { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 9px; }
.tag { font-size: .72rem; font-weight: 850; border-radius: 999px; padding: 4px 8px; background: rgba(255,255,255,.10); color: var(--muted); }
.note-card.active .tag { color: #334155; background: rgba(15,23,42,.09); }
.editor { min-height: 720px; display: grid; grid-template-rows: auto auto 1fr auto; gap: 12px; }
.todo-list { display: grid; gap: 9px; }
.todo-item { display: grid; grid-template-columns: auto 1fr auto; gap: 10px; align-items: center; border: 1px solid rgba(255,255,255,.10); background: rgba(0,0,0,.18); border-radius: 16px; padding: 9px; }
.todo-item input[type="checkbox"] { width: 22px; height: 22px; accent-color: #fff; }

.tools-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 18px; }
.stat-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.stat { border: 1px solid rgba(255,255,255,.10); border-radius: 20px; padding: 16px; background: rgba(0,0,0,.20); }
.stat strong { display: block; font-size: 2.2rem; letter-spacing: -.05em; }
.stat span { color: var(--muted); }
.check-list { display: grid; gap: 10px; }
.check-item { display: flex; align-items: flex-start; gap: 10px; color: var(--muted); line-height: 1.55; }
.check-item::before { content: "✓"; width: 22px; height: 22px; flex: 0 0 auto; display: grid; place-items: center; border-radius: 999px; background: rgba(34,197,94,.16); color: var(--success); font-weight: 950; }
.toast { position: fixed; z-index: 20; left: 50%; bottom: 22px; transform: translateX(-50%) translateY(20px); opacity: 0; transition: .22s ease; pointer-events: none; background: rgba(2,6,23,.92); border: 1px solid rgba(255,255,255,.16); color: #fff; padding: 12px 16px; border-radius: 16px; box-shadow: var(--shadow); }
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.hidden { display: none !important; }

@keyframes deskBgShift { 0% { background-position: 0% 45%; } 100% { background-position: 100% 55%; } }
@keyframes gradientDrift { 0% { background-position: 0% 50%; filter: saturate(var(--sat)) brightness(var(--brightness)) contrast(var(--contrast)) hue-rotate(0deg); } 100% { background-position: 100% 50%; filter: saturate(var(--sat-end)) brightness(var(--brightness-end)) contrast(var(--contrast)) hue-rotate(var(--hue)); } }
@keyframes gradientVertical { 0% { background-position: 50% 0%; } 100% { background-position: 50% 100%; filter: hue-rotate(var(--hue)); } }
@keyframes gradientDiagonal { 0% { background-position: 0% 0%; transform: scale(1); } 100% { background-position: 100% 100%; transform: scale(var(--scale-end)); filter: hue-rotate(var(--hue)); } }
@keyframes gradientOrbit { 0% { background-position: 12% 50%; } 25% { background-position: 50% 12%; } 50% { background-position: 88% 50%; } 75% { background-position: 50% 88%; } 100% { background-position: 12% 50%; filter: hue-rotate(var(--hue)); } }
@keyframes gradientPulse { 0% { background-size: 180% 180%; filter: brightness(var(--brightness)); } 100% { background-size: calc(220% + var(--amp) * 1%) calc(220% + var(--amp) * 1%); filter: brightness(var(--brightness-end)) saturate(var(--sat-end)); } }
@keyframes gradientBreathe { 0% { transform: scale(1); filter: saturate(var(--sat)) brightness(var(--brightness)); } 100% { transform: scale(var(--scale-end)); filter: saturate(var(--sat-end)) brightness(var(--brightness-end)) hue-rotate(var(--hue)); } }
@keyframes gradientSpin { 0% { transform: rotate(0deg) scale(var(--scale-base)); } 100% { transform: rotate(360deg) scale(var(--scale-end)); filter: hue-rotate(var(--hue)); } }
@keyframes gradientWarp { 0% { transform: scale(1.03) skew(0deg,0deg); background-position: 15% 50%; } 100% { transform: scale(var(--scale-end)) skew(calc(var(--amp) * .025deg), calc(var(--amp) * -.018deg)); background-position: 86% 47%; filter: hue-rotate(var(--hue)); } }
@keyframes gradientHue { 0% { filter: saturate(var(--sat)) brightness(var(--brightness)) hue-rotate(0deg); } 100% { filter: saturate(var(--sat-end)) brightness(var(--brightness-end)) hue-rotate(var(--hue)); } }
@keyframes orbFloat { 0% { transform: translate(-55%, -45%) scale(.95); } 100% { transform: translate(-43%, -56%) scale(1.12); } }
@keyframes rippleMove { 0% { transform: scale(.98); background-position: 0 0; } 100% { transform: scale(1.08); background-position: 80px 80px; } }
@keyframes vortexSpin { 0% { transform: rotate(0deg) scale(1); } 100% { transform: rotate(360deg) scale(1.08); } }
@keyframes warpLens { 0% { transform: scale(.96) translate(-2%,1%); } 100% { transform: scale(1.08) translate(2%,-1%); } }
@keyframes grainWalk { 0% { transform: translate3d(0,0,0); } 100% { transform: translate3d(18px, -18px, 0); } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; }
}
@media (max-width: 1100px) {
  .gradient-layout, .notes-layout { grid-template-columns: 1fr; }
  .left-rail { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
  .gradient-stage { min-height: 480px; }
}
@media (max-width: 760px) {
  .container { width: min(100vw - 20px, var(--content-max)); padding-top: 10px; }
  .topbar { grid-template-columns: 1fr; border-radius: 24px; }
  .main-tabs { grid-template-columns: 1fr; }
  .segmented.cols-3, .segmented.cols-4 { grid-template-columns: repeat(2, 1fr); }
  .controls-grid { grid-template-columns: 1fr; }
  .color-grid { grid-template-columns: 1fr; }
  .preview-meta { left: 16px; right: 16px; bottom: 16px; grid-template-columns: 1fr; }
  .gradient-stage { min-height: 440px; border-radius: 24px; }
  .panel { padding: 14px; border-radius: 24px; }
}


/* v3 Lekalov landing + readability fixes */
.pulse-soft { position: relative; isolation: isolate; animation: softPulse 1.9s ease-in-out infinite; }
@keyframes softPulse {
  0%, 100% { box-shadow: 0 10px 26px rgba(255,255,255,.10), 0 0 0 0 rgba(255,255,255,.18); }
  50% { box-shadow: 0 14px 36px rgba(255,255,255,.18), 0 0 0 8px rgba(255,255,255,0); transform: translateY(-1px); }
}
.landing-page { min-height: calc(100vh - 150px); display: grid; place-items: center; padding: 18px 0 34px; }
.landing-card { position: relative; overflow: hidden; width: min(100%, 1180px); min-height: 650px; display: grid; place-items: center; padding: clamp(18px, 4vw, 50px); background: rgba(2,6,23,.54); }
.landing-glow { position: absolute; inset: -18%; background-size: 130% 130% !important; filter: saturate(1.25) brightness(1.08); animation: deskBgShift 22s ease-in-out infinite alternate; }
.landing-glow::after { content:""; position:absolute; inset:0; background: radial-gradient(circle at 25% 30%, rgba(255,255,255,.20), transparent 34%), radial-gradient(circle at 78% 62%, rgba(14,165,233,.18), transparent 32%), linear-gradient(135deg, rgba(2,6,23,.70), rgba(2,6,23,.28)); }
.landing-content { position: relative; z-index: 2; width: min(1040px, 100%); padding: clamp(22px, 4vw, 44px); border-radius: 34px; border: 1px solid rgba(255,255,255,.18); background: rgba(2,6,23,.68); backdrop-filter: blur(24px); box-shadow: 0 28px 100px rgba(0,0,0,.44); }
.landing-profile { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(280px, .88fr); gap: clamp(18px, 4vw, 34px); align-items: center; }
.profile-copy { min-width: 0; }
.landing-kicker { display:inline-flex; margin-bottom: 14px; padding: 8px 12px; border-radius: 999px; background: rgba(255,255,255,.12); color: rgba(255,255,255,.72); font-weight: 900; text-transform: uppercase; letter-spacing: .11em; font-size: .78rem; }
.landing-content h2 { margin: 0; font-size: clamp(3.5rem, 10vw, 7.6rem); line-height: .84; letter-spacing: -.08em; }
.landing-lead { margin: 22px 0 0; color: rgba(255,255,255,.80); font-size: clamp(1rem, 1.75vw, 1.24rem); line-height: 1.68; max-width: 670px; }
.landing-actions { display:flex; justify-content:flex-start; flex-wrap:wrap; gap: 12px; margin-top: 28px; }
.contact-actions a { text-decoration: none; }
.contact-btn { min-height: 48px; }
.landing-open { padding: 15px 20px; border-radius: 20px; }
.contact-strip { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-top: 18px; color: rgba(255,255,255,.62); font-weight: 800; }
.contact-strip a { color: rgba(255,255,255,.86); text-decoration: none; }
.contact-strip a:hover { color: #fff; text-decoration: underline; text-underline-offset: 4px; }
.profile-card { display: grid; gap: 16px; align-content: start; min-width: 0; }
.avatar-wrap { width: min(270px, 78vw); aspect-ratio: 1; justify-self: center; padding: 8px; border-radius: 999px; background: linear-gradient(145deg, rgba(255,255,255,.34), rgba(255,255,255,.06)); box-shadow: 0 20px 70px rgba(0,0,0,.38); }
.profile-avatar { display: block; width: 100%; height: 100%; border-radius: 999px; object-fit: cover; object-position: 52% 48%; border: 1px solid rgba(255,255,255,.22); }
.service-list { display: grid; gap: 10px; }
.service-list div, .landing-grid div { border: 1px solid rgba(255,255,255,.12); border-radius: 20px; background: rgba(255,255,255,.08); padding: 15px; }
.service-list strong, .landing-grid strong { display:block; margin-bottom: 5px; font-weight: 950; }
.service-list span, .landing-grid span { display:block; color: rgba(255,255,255,.62); line-height: 1.45; font-size: .92rem; }
.stack-cloud { grid-column: 1 / -1; display:flex; flex-wrap:wrap; gap: 8px; margin-top: 6px; }
.stack-cloud span { display:inline-flex; align-items:center; min-height: 34px; padding: 7px 11px; border-radius: 999px; border: 1px solid rgba(255,255,255,.13); background: rgba(255,255,255,.075); color: rgba(255,255,255,.70); font-weight: 850; font-size: .88rem; }
.landing-grid { margin-top: 28px; display:grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; text-align:left; }
.icon-btn { white-space: nowrap; }
.control-card { background: rgba(2,6,23,.42); }
.control-card h3 { color: #fff; font-weight: 950; }
.controls-grid { grid-template-columns: repeat(auto-fit, minmax(min(100%, var(--safe-width)), 1fr)); }
.color-grid { grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); }
.preset-grid { grid-template-columns: 1fr; }
.preset { background: rgba(2,6,23,.44); }
.preset-body { background: rgba(2,6,23,.52); }

@media (max-width: 900px) {
  .topbar { grid-template-columns: 1fr; }
  .top-actions { justify-content: stretch; }
  .switch-view-btn, .icon-btn { flex: 1 1 180px; }
  .main-tabs { width: 100%; grid-template-columns: 1fr; }
  .landing-card { min-height: 560px; }
  .landing-profile { grid-template-columns: 1fr; text-align: center; }
  .landing-actions, .contact-strip { justify-content: center; }
  .landing-lead { margin-left: auto; margin-right: auto; }
  .landing-grid { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .container { width: min(100% - 18px, var(--content-max)); padding-top: 10px; }
  .brand { align-items: flex-start; }
  .brand p { font-size: .88rem; }
  .logo { width: 44px; height: 44px; border-radius: 15px; }
  .tab-btn, .ghost-btn, .primary-btn, .switch-view-btn { padding: 11px 12px; }
  .panel { padding: 14px; border-radius: 22px; }
  .preset-preview { height: 120px; }
  .landing-content { padding: 18px; border-radius: 26px; }
  .landing-content h2 { font-size: clamp(3rem, 20vw, 5.5rem); }
  .contact-btn { width: 100%; }
  .avatar-wrap { width: min(235px, 74vw); }
  .stack-cloud { justify-content: center; }
}

/* v3.1 homepage + tools polish */
.landing-proof { margin-top: 22px; }
.profile-copy .landing-lead { max-width: 760px; }
.tools-grid-plus { align-items: stretch; }
.tool-hero { grid-column: 1 / -1; background: linear-gradient(135deg, rgba(2,6,23,.72), rgba(14,165,233,.16)); }
.tool-hero .btn-row a { text-decoration: none; }
.utility-panel { grid-column: span 2; }
.compact-textarea { min-height: 150px; }
.utility-actions { margin: 12px 0; }
.utility-actions .ghost-btn, .utility-actions .primary-btn { flex: 1 1 140px; }
@media (max-width: 900px) {
  .utility-panel { grid-column: 1; }
  .tool-hero { grid-column: 1; }
}