/* ============================================================
   Drops — Case mini-landing page styles
   ============================================================ */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--surface-0); color: var(--fg-1); font-family: var(--font-sans); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
.cs-container { max-width: 1080px; margin: 0 auto; padding: 0 32px; }

.cs-header { padding: 20px 0; border-bottom: var(--border-hairline); }
.cs-nav { display: flex; align-items: center; gap: 24px; }
.cs-back {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13px; font-weight: 500; color: var(--fg-3);
  transition: color var(--dur-base) var(--ease-out);
}
.cs-back:hover { color: var(--fg-1); }
.cs-logo { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; font-size: 16px; letter-spacing: -0.02em; margin-left: auto; }

.cs-hero { padding: 56px 0 48px; position: relative; overflow: hidden; }
.cs-hero::before {
  content: ""; position: absolute; top: -10%; left: 50%; transform: translateX(-50%);
  width: 1000px; height: 460px;
  background: radial-gradient(50% 50% at 50% 50%, rgba(124,92,255,0.28), transparent 70%);
  filter: blur(40px); pointer-events: none; z-index: 0;
}
.cs-hero-inner { position: relative; z-index: 1; max-width: 760px; }
.cs-tag {
  display: inline-block; font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.14em; color: var(--brand-violet-hi);
  padding: 4px 12px; background: var(--violet-tint-12);
  border: 1px solid rgba(124,92,255,0.25); border-radius: var(--r-full); margin-bottom: 18px;
}
.cs-title { font-family: var(--font-display); font-size: 44px; font-weight: 700; letter-spacing: -0.025em; line-height: 1.1; color: var(--fg-1); margin: 0 0 16px; }
.cs-sub { font-size: 17px; line-height: 1.55; color: var(--fg-2); margin: 0 0 28px; max-width: 640px; }
.cs-meta { display: flex; gap: 28px; flex-wrap: wrap; font-size: 13px; color: var(--fg-3); padding-top: 20px; border-top: var(--border-hairline); margin-top: 8px; }
.cs-meta span { display: inline-flex; align-items: center; gap: 6px; }
.cs-meta span strong { color: var(--fg-1); font-weight: 600; }

.cs-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 32px 0 64px; }
.cs-stat { background: var(--surface-2); border: var(--border-soft); border-radius: var(--r-xl); padding: 28px 28px 24px; display: flex; flex-direction: column; gap: 6px; box-shadow: var(--shadow-sm), var(--inset-hairline); }
.cs-stat-v { font-family: var(--font-display); font-size: 44px; font-weight: 700; letter-spacing: -0.03em; background: var(--grad-primary); background-clip: text; -webkit-background-clip: text; -webkit-text-fill-color: transparent; line-height: 1; }
.cs-stat-l { font-size: 13px; color: var(--fg-3); }
.cs-stat-note { font-size: 12px; color: var(--fg-4); margin-top: 6px; }

.cs-section { padding: 48px 0; }
.cs-section-head { font-family: var(--font-display); font-size: 28px; font-weight: 700; letter-spacing: -0.02em; margin: 0 0 18px; }
.cs-lead { font-size: 15px; line-height: 1.6; color: var(--fg-2); margin: 0 0 24px; max-width: 720px; }

.cs-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.cs-card { background: var(--surface-2); border: var(--border-soft); border-radius: var(--r-xl); padding: 26px 28px; box-shadow: var(--inset-hairline); }
.cs-card-bad { background: linear-gradient(180deg, rgba(255,92,122,0.06) 0%, transparent 60%), var(--surface-2); border-color: rgba(255,92,122,0.15); }
.cs-card-good { background: linear-gradient(180deg, rgba(124,92,255,0.1) 0%, transparent 60%), var(--surface-2); border-color: rgba(124,92,255,0.3); }
.cs-card-overline { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.14em; margin: 0 0 8px; }
.cs-card-bad .cs-card-overline { color: var(--danger); }
.cs-card-good .cs-card-overline { color: var(--brand-violet-hi); }
.cs-card h3 { font-family: var(--font-display); font-size: 20px; font-weight: 700; letter-spacing: -0.02em; margin: 0 0 14px; }
.cs-card ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.cs-card li { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--fg-2); line-height: 1.5; }
.cs-card li svg { flex-shrink: 0; margin-top: 3px; }
.cs-card-bad li svg { color: var(--danger); }
.cs-card-good li svg { color: var(--brand-violet-hi); }

.cs-steps { display: flex; flex-direction: column; gap: 14px; }
.cs-step { display: grid; grid-template-columns: 56px 1fr; gap: 20px; align-items: flex-start; background: var(--surface-2); border: var(--border-soft); border-radius: var(--r-xl); padding: 22px 26px; box-shadow: var(--inset-hairline); }
.cs-step-num { font-family: var(--font-display); font-size: 36px; font-weight: 700; letter-spacing: -0.03em; background: var(--grad-primary); background-clip: text; -webkit-background-clip: text; -webkit-text-fill-color: transparent; line-height: 1; }
.cs-step h4 { font-size: 17px; font-weight: 600; margin: 4px 0 6px; color: var(--fg-1); letter-spacing: -0.01em; }
.cs-step p { font-size: 14px; line-height: 1.55; color: var(--fg-2); margin: 0; }

.cs-chart { background: var(--surface-2); border: var(--border-soft); border-radius: var(--r-xl); padding: 24px 28px; box-shadow: var(--inset-hairline); }
.cs-chart-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 18px; }
.cs-chart-h { font-size: 16px; font-weight: 600; margin: 0; }
.cs-chart-legend { display: flex; gap: 16px; font-size: 12px; color: var(--fg-3); }
.cs-chart-legend i { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 6px; }
.cs-chart-canvas { position: relative; }
.cs-chart-xaxis { display: flex; justify-content: space-between; font-family: var(--font-mono); font-size: 11px; color: var(--fg-4); margin-top: 6px; }

.cs-quote { background: linear-gradient(135deg, rgba(124,92,255,0.12), rgba(77,141,255,0.06)), var(--surface-2); border: 1px solid rgba(124,92,255,0.3); border-radius: var(--r-2xl); padding: 36px 40px; position: relative; margin: 16px 0 56px; box-shadow: var(--inset-glass); }
.cs-quote-mark { position: absolute; top: 8px; right: 28px; font-family: Georgia, serif; font-size: 96px; color: var(--brand-violet); opacity: 0.3; line-height: 1; user-select: none; }
.cs-quote-text { font-family: var(--font-display); font-size: 22px; font-weight: 500; line-height: 1.45; letter-spacing: -0.01em; color: var(--fg-1); margin: 0 0 24px; position: relative; z-index: 1; }
.cs-quote-foot { display: flex; align-items: center; gap: 14px; }
.cs-quote-avatar { width: 48px; height: 48px; border-radius: 50%; background: var(--grad-primary); display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 700; font-size: 14px; letter-spacing: 0.04em; box-shadow: var(--inset-glass); }
.cs-quote-meta { display: flex; flex-direction: column; gap: 2px; }
.cs-quote-name { font-size: 15px; font-weight: 600; }
.cs-quote-role { font-size: 13px; color: var(--fg-3); }

.cs-contact { background: linear-gradient(180deg, #4F35D9 0%, #3D27B2 100%); padding: 64px 0; position: relative; overflow: hidden; }
.cs-contact::before { content: ""; position: absolute; inset: -30% -10% auto -10%; height: 100%; background: radial-gradient(50% 50% at 50% 50%, rgba(255,255,255,0.1), transparent 70%); pointer-events: none; }
.cs-contact-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.cs-contact-copy { padding-top: 8px; }
.cs-contact-title { font-family: var(--font-display); font-size: 30px; font-weight: 700; letter-spacing: -0.02em; color: #fff; margin: 0 0 14px; line-height: 1.2; }
.cs-contact-sub { font-size: 15px; color: rgba(255,255,255,0.8); margin: 0 0 24px; line-height: 1.5; }
.cs-contact-meta { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.cs-contact-meta li { display: flex; align-items: center; gap: 10px; font-size: 14px; color: #fff; }
.cs-contact-meta svg { color: rgba(255,255,255,0.6); }

.cs-form { background: rgba(20, 21, 28, 0.7); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); border: 1px solid rgba(255,255,255,0.12); border-radius: var(--r-2xl); padding: 26px 28px; display: flex; flex-direction: column; gap: 12px; box-shadow: var(--shadow-lg); }
.cs-form label { display: flex; flex-direction: column; gap: 6px; font-size: 12px; font-weight: 600; color: rgba(255,255,255,0.7); }
.cs-form input, .cs-form textarea { font-family: inherit; font-size: 14px; color: var(--fg-1); background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.1); border-radius: var(--r-md); padding: 11px 14px; outline: none; resize: vertical; }
.cs-form input::placeholder, .cs-form textarea::placeholder { color: var(--fg-4); }
.cs-form input:focus, .cs-form textarea:focus { border-color: rgba(155,130,255,0.6); background: rgba(255,255,255,0.1); box-shadow: 0 0 0 3px rgba(124,92,255,0.2); }
.cs-form button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; background: var(--grad-primary); color: #fff; font-weight: 600; font-size: 15px; padding: 13px 22px; border: none; border-radius: var(--r-md); box-shadow: var(--glow-violet-sm), var(--inset-glass); cursor: pointer; transition: all var(--dur-base) var(--ease-out); }
.cs-form button:hover { background: var(--grad-primary-hi); transform: translateY(-1px); }
.cs-form-fine { font-size: 11px; color: rgba(255,255,255,0.5); text-align: center; margin: 0; }
.cs-form-done { display: flex; flex-direction: column; align-items: center; gap: 10px; padding: 24px 0; color: #fff; text-align: center; }
.cs-form-done-icon { width: 48px; height: 48px; border-radius: 50%; background: rgba(43,217,160,0.18); color: var(--success); display: flex; align-items: center; justify-content: center; border: 1px solid rgba(43,217,160,0.3); }

.cs-footer { border-top: var(--border-hairline); padding: 32px 0; }
.cs-footer-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.cs-footer-mini { font-size: 12px; color: var(--fg-4); }

@media (max-width: 800px) {
  .cs-container { padding: 0 20px; }
  .cs-title { font-size: 30px; }
  .cs-sub { font-size: 15px; }
  .cs-stats { grid-template-columns: 1fr; }
  .cs-2col { grid-template-columns: 1fr; }
  .cs-step { grid-template-columns: 1fr; gap: 8px; }
  .cs-step-num { font-size: 28px; }
  .cs-contact-grid { grid-template-columns: 1fr; gap: 28px; }
  .cs-section-head { font-size: 24px; }
  .cs-quote { padding: 28px 24px; }
  .cs-quote-text { font-size: 18px; }
  .cs-meta { gap: 14px; }
}