/* DRishti - landing page */

/* ================================================================ hero */
.hero {
  position: relative;
  overflow: hidden;
  background: radial-gradient(120% 90% at 78% 30%, #1d4a39 0%, var(--ink) 55%, #0a1f16 100%);
  color: var(--cream);
  padding: clamp(40px, 7vw, 88px) 0 clamp(72px, 9vw, 110px);
}

.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at 60% 40%, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at 60% 40%, #000 20%, transparent 75%);
}
.glow { position: absolute; border-radius: 50%; filter: blur(70px); opacity: 0.55; }
.glow-a { width: 460px; height: 460px; right: 6%; top: 8%; background: rgba(216, 104, 58, 0.28); animation: drift 14s ease-in-out infinite alternate; }
.glow-b { width: 380px; height: 380px; left: -6%; bottom: -12%; background: rgba(79, 140, 109, 0.35); animation: drift 18s ease-in-out infinite alternate-reverse; }

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.1fr);
  align-items: center;
  gap: clamp(24px, 4vw, 48px);
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.06);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--mint);
}
.pill-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--amber); box-shadow: 0 0 12px var(--amber); }

.hero h1 {
  color: #fff;
  font-size: clamp(38px, 5vw, 64px);
  margin: 22px 0 20px;
  line-height: 1.04;
}
.hero h1 em {
  font-style: italic;
  color: var(--amber-2);
  position: relative;
}
.hero h1 em::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0.04em;
  height: 0.08em;
  background: var(--amber);
  transform-origin: left;
  transform: scaleX(0);
  animation: underline 1.2s var(--ease-out) 0.9s forwards;
}

.hero-lede { font-size: clamp(16px, 1.55vw, 19px); color: #b9cfc3; max-width: 36em; margin: 0 0 28px; }

.feature-row { margin-top: 14px; }
.text-link { color: var(--mint); font-weight: 600; text-decoration: none; padding: 10px 6px; }
.text-link:hover { color: #fff; text-decoration: underline; }

.trust {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  list-style: none;
  padding: 0;
  margin: 30px 0 0;
  color: #9fb8aa;
  font-size: 13.5px;
}
.trust li { display: inline-flex; align-items: center; gap: 8px; }
.trust li::before {
  content: "";
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: rgba(79, 140, 109, 0.35) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14'%3E%3Cpath d='M3.5 7.2 6 9.6l4.6-5' fill='none' stroke='%23cfe3d8' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/100% no-repeat;
}

/* retina + result card */
.hero-visual { position: relative; }
.retina-stage { width: 100%; max-width: 680px; margin: 0 auto; }

.result-card {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px 22px;
  width: min(540px, 96%);
  margin: -30px auto 0;
  background: rgba(250, 248, 243, 0.97);
  color: var(--text);
  border-radius: 18px;
  padding: 14px 20px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  opacity: 0;
  transform: translateY(18px) scale(0.97);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.result-card .rc-kicker { grid-column: 1 / -1; }
.result-card .rc-grade { margin: 0; }
.result-card .rc-scale { margin: 0; }
.result-card .rc-checks { grid-column: 2; grid-row: 2 / span 2; padding-left: 18px; border-left: 1px solid var(--line); }
.result-card.show { opacity: 1; transform: none; }
.rc-kicker { font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
.rc-grade { display: flex; align-items: center; gap: 12px; margin: 8px 0 12px; }
.rc-num {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  flex: none;
  border-radius: 12px;
  background: var(--g2);
  color: var(--ink);
  font: 700 24px var(--serif);
}
.rc-grade strong { display: block; font-size: 16px; color: var(--ink); }
.rc-refer { font-size: 12.5px; color: #9a4a1c; font-weight: 600; }
.rc-scale { display: grid; grid-template-columns: repeat(5, 1fr); gap: 4px; margin-bottom: 12px; }
.rc-scale span { height: 6px; border-radius: 3px; background: var(--c); opacity: 0.3; }
.rc-scale span.on { opacity: 1; box-shadow: 0 0 0 2px #fff, 0 0 0 3px var(--c); }
.rc-checks { list-style: none; margin: 0; padding: 0; display: grid; gap: 5px; font-size: 13px; }
.rc-checks li { display: flex; align-items: center; gap: 8px; }
.rc-checks .agree { color: var(--moss); font-weight: 600; margin-top: 2px; }
.tick {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--moss) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.3 6.8 11 12 5.5' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/100% no-repeat;
}

.scroll-cue {
  position: absolute;
  left: 50%;
  bottom: 22px;
  width: 26px;
  height: 42px;
  margin-left: -13px;
  border: 2px solid rgba(207, 227, 216, 0.4);
  border-radius: 14px;
}
.scroll-cue span {
  position: absolute;
  left: 50%;
  top: 8px;
  width: 4px;
  height: 8px;
  margin-left: -2px;
  border-radius: 2px;
  background: var(--mint);
  animation: cue 1.8s ease-in-out infinite;
}

@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; }
  .retina-stage { margin: 0 auto; }
  .result-card { margin-top: -30px; }
  .scroll-cue { display: none; }
}

/* ============================================================= numbers */
.numbers {
  background: var(--cream);
  padding: clamp(48px, 7vw, 80px) 0;
  border-bottom: 1px solid #e6dfd1;
}
.numbers-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(20px, 4vw, 48px);
  margin-top: 22px;
}
.stat { border-top: 2px solid var(--ink); padding-top: 18px; }
.stat-num {
  display: block;
  font-family: var(--serif);
  font-size: clamp(44px, 6vw, 72px);
  font-weight: 600;
  line-height: 1;
  color: var(--ink);
  letter-spacing: -0.02em;
}
.stat:first-child .stat-num { color: #b0461f; }
.stat p { margin: 12px 0 0; color: var(--muted); font-size: 15px; }
.stat p strong { color: var(--ink); }
.numbers-link { display: inline-block; margin-top: 28px; font-weight: 600; color: var(--ink); }
@media (max-width: 760px) { .numbers-grid { grid-template-columns: 1fr; } }
@media (max-width: 520px) {
  .result-card { grid-template-columns: 1fr; }
  .result-card .rc-checks { grid-column: 1; grid-row: auto; padding-left: 0; border-left: 0; }
}

/* =============================================================== ideas */
.ideas-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(20px, 3vw, 36px); }
.idea h3 { font-size: 24px; margin: 22px 0 10px; }
.idea p { margin: 0; color: var(--muted); }
.idea-art {
  position: relative;
  height: 150px;
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, #eef4f0, #e3ece6);
  overflow: hidden;
}
@media (max-width: 880px) { .ideas-grid { grid-template-columns: 1fr; } }

/* two graders merging into one decision */
.art-two .dial {
  position: absolute;
  top: 34px;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  border: 5px solid var(--moss);
  border-right-color: transparent;
  animation: spin 3s linear infinite;
}
.art-two .d1 { left: calc(50% - 86px); }
.art-two .d2 { left: calc(50% + 22px); border-color: var(--sky); border-left-color: transparent; animation-direction: reverse; }
.art-two .merge {
  position: absolute;
  left: 50%;
  bottom: 20px;
  width: 18px;
  height: 18px;
  margin-left: -9px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 0 rgba(230, 165, 58, 0.6);
  animation: feature-pulse 2s ease-out infinite;
}

/* a lens passing over findings */
.art-show .lens {
  position: absolute;
  top: 36px;
  left: 20%;
  width: 70px;
  height: 70px;
  border-radius: 50%;
  border: 4px solid var(--ink);
  background: rgba(255, 255, 255, 0.5);
  animation: lens 5s ease-in-out infinite;
}
.art-show .lens::after {
  content: "";
  position: absolute;
  right: -20px;
  bottom: -14px;
  width: 28px;
  height: 6px;
  border-radius: 3px;
  background: var(--ink);
  transform: rotate(45deg);
}
.art-show .dot { position: absolute; width: 12px; height: 12px; border-radius: 50%; }
.art-show .a { left: 26%; top: 58px; background: var(--g4); }
.art-show .b { left: 50%; top: 88px; background: var(--g2); }
.art-show .c { left: 70%; top: 50px; background: var(--g3); }

/* capabilities dropping away while the base keeps running */
.art-degrade { display: flex; align-items: flex-end; justify-content: center; gap: 12px; padding-bottom: 26px; }
.art-degrade .bar { width: 26px; border-radius: 6px 6px 3px 3px; background: var(--moss); transform-origin: bottom; }
.art-degrade .b1 { height: 90px; animation: drop 6s ease-in-out infinite; }
.art-degrade .b2 { height: 72px; animation: drop 6s ease-in-out 1s infinite; }
.art-degrade .b3 { height: 56px; animation: drop 6s ease-in-out 2s infinite; }
.art-degrade .b4 { height: 40px; background: var(--ink); }

/* ============================================================ pipeline */
.pipeline { position: relative; }
.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 18px;
  position: relative;
  z-index: 1;
}
.step {
  padding: 22px 18px 20px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: background 0.3s ease, transform 0.3s var(--ease-out);
}
.step:hover { background: rgba(255, 255, 255, 0.08); transform: translateY(-4px); }
.step-n { font: 600 13px var(--mono); color: var(--amber-2); }
.step h3 { font-size: 21px; margin: 10px 0 8px; }
.step p { margin: 0; font-size: 14px; color: #a9c2b4; }

.steps-line {
  width: 100%;
  height: 8px;
  margin-top: 26px;
  overflow: visible;
}
.steps-line line {
  stroke: var(--amber);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-dasharray: 1000;
  stroke-dashoffset: 1000;
  transition: stroke-dashoffset 1.8s var(--ease-out) 0.3s;
}
.steps-line.in line { stroke-dashoffset: 0; }
.pipeline-cta { margin-top: 36px; }

@media (max-width: 960px) {
  .steps { grid-template-columns: 1fr 1fr; }
  .steps-line { display: none; }
}
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }

/* ================================================================ ICDR */
.scale {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
}
.scale li {
  position: relative;
  padding: 18px 16px 18px;
  border-radius: var(--radius);
  background: #fff;
  border: 1px solid var(--line);
  border-top: 6px solid var(--c);
  display: grid;
  gap: 4px;
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s ease;
}
.scale li:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.scale .g { font: 700 30px var(--serif); color: var(--c); line-height: 1; }
.scale strong { color: var(--ink); font-size: 15.5px; }
.scale li > span:last-child { color: var(--muted); font-size: 13.5px; }
.scale li.refer::after {
  content: "";
  position: absolute;
  top: 12px;
  right: 12px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--coral);
}
.scale-note { display: flex; align-items: center; gap: 8px; margin: 16px 0 0; color: var(--muted); font-size: 14px; }
.refer-key { width: 9px; height: 9px; border-radius: 50%; background: var(--coral); }
@media (max-width: 880px) { .scale { grid-template-columns: 1fr; } }

/* ============================================================ spotlight */
.spotlight {
  background:
    radial-gradient(80% 120% at 100% 0%, rgba(230, 165, 58, 0.18), transparent 60%),
    linear-gradient(160deg, #13362a, var(--ink));
  color: var(--cream);
}
.spotlight h2 { color: #fff; font-size: clamp(30px, 4vw, 46px); margin: 16px 0 16px; }
.spotlight p { color: #b9cfc3; font-size: 17px; }
.spotlight-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(28px, 5vw, 64px); align-items: center; }
.spot-list { list-style: none; padding: 0; margin: 20px 0 30px; display: grid; gap: 10px; }
.spot-list li { position: relative; padding-left: 26px; color: var(--mint); }
.spot-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 12px;
  height: 12px;
  border-radius: 3px;
  background: var(--amber);
  transform: rotate(45deg);
}
@media (max-width: 960px) { .spotlight-grid { grid-template-columns: 1fr; } }

.mini-diagram {
  margin: 0;
  padding: 22px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(230, 165, 58, 0.3);
}
.mini-diagram figcaption { margin-top: 10px; font-size: 13px; color: #a9c2b4; text-align: center; }
.md-links path { fill: none; stroke: rgba(230, 165, 58, 0.35); stroke-width: 2; }
.md-flow path {
  fill: none;
  stroke: var(--amber-2);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-dasharray: 4 18;
  animation: flow 1.1s linear infinite;
}
.md-blocks rect { fill: #16332a; stroke: rgba(207, 227, 216, 0.35); stroke-width: 1.5; }
.md-blocks text { fill: var(--cream); font: 600 14px var(--sans); text-anchor: middle; }
.md-blocks text.sub { fill: #9fb8aa; font: 500 11px var(--sans); }
.md-blocks .blk { animation: blk-in 0.6s var(--ease-out) both; animation-delay: calc(var(--b) * 0.12s); }
.md-blocks .hot rect { fill: #4a2a0e; stroke: var(--amber); stroke-width: 2.5; animation: hot 1.6s ease-in-out infinite; }
.md-blocks .hot text.sub { fill: var(--amber-2); }

/* ============================================================= closing */
.closing { padding: clamp(64px, 8vw, 100px) 0; background: var(--paper); }
.closing-inner {
  text-align: center;
  display: grid;
  justify-items: center;
  gap: 8px;
  padding: clamp(36px, 5vw, 60px) 20px;
  border-radius: 28px;
  background: linear-gradient(160deg, #eef4f0, #e5eee8);
}
.closing h2 { font-size: clamp(30px, 4vw, 44px); margin: 0; }
.closing p { color: var(--muted); margin: 0 0 18px; }

/* ========================================================== keyframes */
@keyframes drift { from { transform: translate(0, 0); } to { transform: translate(-40px, 30px); } }
@keyframes underline { to { transform: scaleX(1); } }
@keyframes cue { 0% { transform: translateY(0); opacity: 1; } 70% { transform: translateY(14px); opacity: 0; } 100% { opacity: 0; } }
@keyframes lens { 0%, 100% { left: 18%; top: 34px; } 33% { left: 44%; top: 52px; } 66% { left: 62%; top: 26px; } }
@keyframes drop { 0%, 30% { transform: scaleY(1); opacity: 1; } 45%, 80% { transform: scaleY(0.12); opacity: 0.35; } 100% { transform: scaleY(1); opacity: 1; } }
@keyframes flow { to { stroke-dashoffset: -22; } }
@keyframes blk-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
@keyframes hot { 0%, 100% { filter: drop-shadow(0 0 0 rgba(230, 165, 58, 0)); } 50% { filter: drop-shadow(0 0 10px rgba(230, 165, 58, 0.8)); } }