/* ==========================================================================
   WINNI Case Study — Specific Stylesheet
   Respecting WINNI Design System: Monochrome-first, minimal, warm neutral,
   functional accents, restrained motion, physical-meets-digital aesthetic.
   ========================================================================== */

:root {
  --winni-black: #111418;
  --winni-graphite: #1c2127;
  --winni-card-bg: #ffffff;
  --winni-neutral-bg: #f8f9f6;
  --winni-neutral-alt: #f1f4f0;
  --winni-neutral-border: #dfe5e1;
  --winni-text-muted: #67777d;
  --winni-emerald: #087f66;
  --winni-emerald-soft: #e7f3ef;
  --winni-emerald-dark: #065b49;
  --winni-amber: #b87a08;
  --winni-amber-soft: #fcf4e4;
  --winni-radius-lg: 20px;
  --winni-radius-md: 14px;
  --winni-radius-sm: 8px;
}

/* --- Hero Section Refinements --- */
.winni-hero {
  padding: 140px 0 70px;
  background: linear-gradient(180deg, #ffffff 0%, #f7f9f6 100%);
  border-bottom: 1px solid var(--winni-neutral-border);
}

.winni-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #ffffff;
  border: 1px solid var(--winni-neutral-border);
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--winni-black);
  margin-bottom: 24px;
}

.winni-hero-badge .dot {
  width: 7px;
  height: 7px;
  background: var(--winni-emerald);
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(8, 127, 102, 0.15);
}

.winni-hero-title {
  font-size: clamp(2.8rem, 6.2vw, 5.4rem);
  font-weight: 700;
  letter-spacing: -0.05em;
  line-height: 1.02;
  margin-bottom: 22px;
  color: var(--winni-black);
}

.winni-hero-desc {
  font-size: 1.25rem;
  line-height: 1.55;
  color: #3b4d53;
  max-width: 820px;
  margin-bottom: 28px;
}

.winni-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 40px;
}

.winni-meta-chip {
  background: #ffffff;
  border: 1px solid var(--winni-neutral-border);
  padding: 8px 16px;
  border-radius: 50px;
  font-size: 0.78rem;
  color: var(--winni-graphite);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.winni-meta-chip strong {
  color: var(--winni-black);
  font-weight: 700;
}

.winni-hero-figure {
  margin: 0;
  border-radius: var(--winni-radius-lg);
  overflow: hidden;
  border: 1px solid var(--winni-neutral-border);
  background: var(--winni-graphite);
  box-shadow: 0 24px 60px rgba(17, 20, 24, 0.09);
  position: relative;
}

.winni-hero-figure img {
  width: 100%;
  max-height: 680px;
  object-fit: cover;
  display: block;
}

.winni-figure-caption {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 22px;
  background: #ffffff;
  border-top: 1px solid var(--winni-neutral-border);
  font-size: 0.74rem;
  color: var(--winni-text-muted);
}

/* --- Section Typography & Containers --- */
.winni-section {
  padding: 95px 0;
  border-bottom: 1px solid rgba(223, 229, 225, 0.7);
}

.winni-section.alt-bg {
  background: #f7f9f6;
}

.winni-section.dark-bg {
  background: var(--winni-black);
  color: #f7f9f6;
  border-bottom-color: #242b32;
}

.winni-section.dark-bg h2,
.winni-section.dark-bg h3 {
  color: #ffffff;
}

.winni-section.dark-bg .winni-copy {
  color: #a4b3b8;
}

.winni-section-header {
  margin-bottom: 48px;
  max-width: 820px;
}

.winni-section-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--winni-emerald);
  margin-bottom: 12px;
  display: block;
}

.winni-section.dark-bg .winni-section-num {
  color: #5dd4b1;
}

.winni-section-title {
  font-size: clamp(2rem, 4vw, 3.1rem);
  letter-spacing: -0.04em;
  line-height: 1.12;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--winni-black);
}

.winni-copy {
  font-size: 1.05rem;
  line-height: 1.68;
  color: #45575e;
}

.winni-copy-lg {
  font-size: 1.22rem;
  line-height: 1.6;
  color: var(--winni-graphite);
}

/* --- Section 02: Problem & 3-Object --- */
.winni-pullquote {
  border-left: 3px solid var(--winni-emerald);
  padding: 14px 24px;
  margin: 26px 0;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.45rem;
  font-weight: 600;
  color: var(--winni-black);
  background: #ffffff;
  border-radius: 0 var(--winni-radius-md) var(--winni-radius-md) 0;
  border-top: 1px solid var(--winni-neutral-border);
  border-right: 1px solid var(--winni-neutral-border);
  border-bottom: 1px solid var(--winni-neutral-border);
}

.winni-object-card {
  background: #ffffff;
  border: 1px solid var(--winni-neutral-border);
  border-radius: var(--winni-radius-md);
  padding: 24px;
  height: 100%;
  box-shadow: 0 4px 18px rgba(17, 20, 24, 0.03);
}

.winni-object-card .icon-wrap {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--winni-neutral-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--winni-black);
  margin-bottom: 14px;
}

.winni-object-card h4 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.winni-object-card p {
  color: var(--winni-text-muted);
  font-size: 0.88rem;
  line-height: 1.5;
  margin: 0;
}

/* --- Section 04: Product Challenge Cards --- */
.winni-finder-traits {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 36px;
}

.winni-trait-pill {
  background: #ffffff;
  border: 1px solid var(--winni-neutral-border);
  border-radius: 16px;
  padding: 22px 20px;
  text-align: center;
  box-shadow: 0 4px 16px rgba(17, 20, 24, 0.03);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.winni-trait-pill:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(17, 20, 24, 0.06);
}

.winni-trait-pill strong {
  display: block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.25rem;
  color: var(--winni-black);
  margin-bottom: 6px;
}

.winni-trait-pill span {
  font-size: 0.8rem;
  color: var(--winni-text-muted);
}

/* --- Section 05: Mobile Phone UI Mockups --- */
.winni-screens-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  margin-top: 48px;
}

@media (max-width: 1200px) {
  .winni-screens-row {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .winni-screens-row {
    grid-template-columns: 1fr;
    max-width: 360px;
    margin-left: auto;
    margin-right: auto;
  }
}

.winni-screen-col {
  display: flex;
  flex-direction: column;
}

.winni-screen-step {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--winni-emerald);
  margin-bottom: 6px;
  letter-spacing: 0.05em;
}

.winni-screen-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--winni-black);
}

.winni-phone-frame {
  background: #ffffff;
  border: 10px solid #111418;
  border-radius: 36px;
  box-shadow: 0 18px 45px rgba(17, 20, 24, 0.12);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  height: 520px;
  position: relative;
  background: #ffffff;
}

.winni-phone-speaker {
  width: 54px;
  height: 4px;
  background: #111418;
  border-radius: 4px;
  margin: 8px auto 6px;
}

.winni-phone-screen {
  flex: 1;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  background: #fafbf9;
  font-size: 0.78rem;
  overflow-y: auto;
}

.winni-phone-brand {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 800;
  letter-spacing: 0.18em;
  font-size: 0.84rem;
  text-align: center;
  color: var(--winni-black);
  margin-bottom: 12px;
}

.phone-card {
  background: #ffffff;
  border: 1px solid var(--winni-neutral-border);
  border-radius: 12px;
  padding: 12px;
  margin-bottom: 10px;
}

.phone-tag {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 20px;
  font-size: 0.65rem;
  font-weight: 700;
  background: var(--winni-neutral-alt);
  color: var(--winni-graphite);
  margin-bottom: 6px;
}

.phone-tag.active {
  background: var(--winni-emerald-soft);
  color: var(--winni-emerald);
}

.phone-btn-primary {
  display: block;
  width: 100%;
  background: var(--winni-black);
  color: #ffffff;
  border: none;
  border-radius: 50px;
  padding: 9px 12px;
  font-weight: 600;
  font-size: 0.74rem;
  text-align: center;
  margin-top: 8px;
}

.phone-btn-outline {
  display: block;
  width: 100%;
  background: transparent;
  color: var(--winni-graphite);
  border: 1px solid var(--winni-neutral-border);
  border-radius: 50px;
  padding: 8px 12px;
  font-weight: 500;
  font-size: 0.72rem;
  text-align: center;
  margin-top: 6px;
}

/* --- Section 06: Privacy Diagram --- */
.winni-privacy-board {
  background: #ffffff;
  border: 1px solid var(--winni-neutral-border);
  border-radius: var(--winni-radius-lg);
  padding: 36px;
  box-shadow: 0 12px 35px rgba(17, 20, 24, 0.04);
}

.privacy-node {
  background: #ffffff;
  border: 1.5px solid var(--winni-neutral-border);
  border-radius: 16px;
  padding: 24px;
  text-align: center;
  height: 100%;
}

.privacy-node.active-proxy {
  background: var(--winni-black);
  color: #ffffff;
  border-color: var(--winni-black);
}

.privacy-node.active-proxy .node-subtitle {
  color: #a4b5ba;
}

.privacy-node .node-icon {
  font-size: 1.8rem;
  margin-bottom: 10px;
  display: inline-block;
}

.privacy-node h4 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.privacy-node .node-subtitle {
  font-size: 0.8rem;
  color: var(--winni-text-muted);
}

/* --- Section 07: Location vs Surveillance --- */
.location-contrast-box {
  background: #ffffff;
  border: 1px solid var(--winni-neutral-border);
  border-radius: var(--winni-radius-lg);
  overflow: hidden;
}

.contrast-col {
  padding: 36px;
}

.contrast-col.rejected {
  background: #fdfaf7;
  border-right: 1px solid var(--winni-neutral-border);
}

.contrast-col.approved {
  background: #ffffff;
}

.contrast-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 5px 12px;
  border-radius: 30px;
  margin-bottom: 16px;
}

.contrast-tag.danger {
  background: #fdf0ec;
  color: #b33924;
}

.contrast-tag.success {
  background: var(--winni-emerald-soft);
  color: var(--winni-emerald-dark);
}

/* --- Section 08: Physical Products Grid --- */
.winni-physical-card {
  background: #ffffff;
  border: 1px solid var(--winni-neutral-border);
  border-radius: var(--winni-radius-md);
  overflow: hidden;
  box-shadow: 0 6px 25px rgba(17, 20, 24, 0.05);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.winni-physical-card .card-img-wrap {
  height: 270px;
  overflow: hidden;
  background: #111418;
}

.winni-physical-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 260ms ease;
}

.winni-physical-card:hover img {
  transform: scale(1.03);
}

.winni-physical-card .card-body-content {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.winni-spec-list {
  list-style: none;
  padding: 0;
  margin: 16px 0 0;
  font-size: 0.78rem;
  color: var(--winni-text-muted);
}

.winni-spec-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 0;
}

.winni-spec-list li i {
  color: var(--winni-emerald);
  font-size: 0.85rem;
}

/* --- Section 09: System Architecture Matrix --- */
.winni-matrix-wrap {
  background: #ffffff;
  border: 1px solid var(--winni-neutral-border);
  border-radius: var(--winni-radius-lg);
  overflow: hidden;
}

.winni-matrix-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.winni-matrix-table th {
  background: var(--winni-black);
  color: #ffffff;
  padding: 16px 24px;
  font-family: 'Space Grotesk', sans-serif;
  letter-spacing: 0.06em;
  font-size: 0.82rem;
  border-bottom: 2px solid #283138;
}

.winni-matrix-table td {
  padding: 18px 24px;
  border-bottom: 1px solid var(--winni-neutral-border);
  vertical-align: top;
}

.winni-matrix-table tr:last-child td {
  border-bottom: none;
}

/* --- Section 10: Visual Design System Board --- */
.winni-token-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  margin-bottom: 28px;
}

.winni-token-card {
  border: 1px solid var(--winni-neutral-border);
  border-radius: 12px;
  overflow: hidden;
  background: #ffffff;
}

.winni-token-swatch {
  height: 60px;
}

.winni-token-info {
  padding: 10px;
  font-size: 0.72rem;
}

.winni-token-info strong {
  display: block;
  font-family: 'Space Grotesk', sans-serif;
  color: var(--winni-black);
}

.winni-token-info span {
  color: var(--winni-text-muted);
}

.winni-icons-showcase {
  background: #ffffff;
  border: 1px solid var(--winni-neutral-border);
  border-radius: var(--winni-radius-md);
  padding: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: center;
  justify-content: space-around;
}

.winni-icon-item {
  text-align: center;
  padding: 10px;
}

.winni-icon-box {
  width: 48px;
  height: 48px;
  border: 1.5px solid var(--winni-neutral-border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 6px;
  background: #fdfdfd;
}

.winni-icon-item span {
  font-size: 0.68rem;
  color: var(--winni-text-muted);
  font-weight: 600;
}

/* --- Section 11: Motion Section --- */
.motion-card {
  background: #ffffff;
  border: 1px solid var(--winni-neutral-border);
  border-radius: var(--winni-radius-md);
  padding: 24px;
  text-align: center;
  position: relative;
  transition: all 260ms ease;
  height: 100%;
}

.motion-preview-stage {
  height: 140px;
  background: #fafbf9;
  border: 1px solid var(--winni-neutral-border);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  position: relative;
  overflow: hidden;
}

.motion-timing-pill {
  display: inline-block;
  background: var(--winni-neutral-alt);
  border: 1px solid var(--winni-neutral-border);
  padding: 4px 10px;
  border-radius: 30px;
  font-size: 0.68rem;
  font-family: 'Space Grotesk', monospace;
  color: var(--winni-graphite);
  margin-top: 8px;
}

/* Micro animations for demo */
.scan-pulse-ring {
  width: 56px;
  height: 56px;
  border: 2px solid var(--winni-emerald);
  border-radius: 50%;
  animation: winni-pulse 2.2s infinite ease-out;
}

@keyframes winni-pulse {
  0% { transform: scale(0.8); opacity: 0.8; }
  60% { transform: scale(1.15); opacity: 0.1; }
  100% { transform: scale(1.2); opacity: 0; }
}

.msg-sent-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--winni-emerald-soft);
  color: var(--winni-emerald-dark);
  border-radius: 40px;
  font-weight: 700;
  font-size: 0.82rem;
  animation: winni-fade-slide 2.6s infinite ease-in-out;
}

@keyframes winni-fade-slide {
  0%, 100% { opacity: 0.6; transform: translateY(2px); }
  50% { opacity: 1; transform: translateY(0); }
}

/* --- Section 12: What I Designed Grid --- */
.winni-roles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

@media (max-width: 991px) {
  .winni-roles-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .winni-roles-grid {
    grid-template-columns: 1fr;
  }
}

.winni-role-card {
  background: #ffffff;
  border: 1px solid var(--winni-neutral-border);
  border-radius: var(--winni-radius-md);
  padding: 24px;
  box-shadow: 0 4px 16px rgba(17, 20, 24, 0.03);
}

.winni-role-card b {
  display: block;
  font-family: 'Space Grotesk', sans-serif;
  color: var(--winni-emerald);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  margin-bottom: 6px;
}

.winni-role-card h4 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--winni-black);
}

.winni-role-card p {
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--winni-text-muted);
  margin: 0;
}

/* --- Section 13: Editorial Quote Banner --- */
.winni-editorial-quote {
  background: #111418;
  color: #ffffff;
  padding: 85px 0;
  text-align: center;
}

.winni-quote-mark {
  font-family: 'Space Grotesk', serif;
  font-size: 3rem;
  color: var(--winni-emerald);
  line-height: 1;
  margin-bottom: 12px;
}

.winni-quote-text {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.8rem, 3.8vw, 3.2rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.22;
  max-width: 920px;
  margin: 0 auto 28px;
}

.winni-quote-sub {
  font-size: 1.12rem;
  color: #9cb1b7;
  max-width: 680px;
  margin: 0 auto;
}

/* --- Section 14: Outcome Roadmap --- */
.outcome-step-card {
  background: #ffffff;
  border: 1px solid var(--winni-neutral-border);
  border-radius: 14px;
  padding: 20px;
  height: 100%;
}

.outcome-step-card .step-no {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--winni-black);
  margin-bottom: 4px;
}

.outcome-step-card strong {
  display: block;
  font-size: 0.95rem;
  color: var(--winni-graphite);
}

.outcome-status-callout {
  background: #ffffff;
  border: 1.5px solid var(--winni-neutral-border);
  border-radius: var(--winni-radius-md);
  padding: 24px 30px;
  margin-top: 36px;
  display: flex;
  align-items: center;
  gap: 20px;
  box-shadow: 0 6px 20px rgba(17, 20, 24, 0.04);
}

.outcome-status-callout .pulse-dot {
  width: 12px;
  height: 12px;
  background: var(--winni-emerald);
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: 0 0 0 4px rgba(8, 127, 102, 0.2);
}

/* --- Section 15: CTA Banner --- */
.winni-cta-banner {
  background: linear-gradient(135deg, #111418 0%, #1a2228 100%);
  color: #ffffff;
  border-radius: 24px;
  padding: 70px 48px;
  text-align: center;
  margin: 40px 0;
  box-shadow: 0 24px 60px rgba(17, 20, 24, 0.15);
}

.winni-cta-banner h2 {
  font-size: clamp(2.2rem, 4.5vw, 3.6rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  margin-bottom: 16px;
  color: #ffffff;
}

.winni-cta-banner p {
  color: #a4b7be;
  font-size: 1.15rem;
  max-width: 620px;
  margin: 0 auto 32px;
}

.winni-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #ffffff;
  color: #111418;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 14px 32px;
  border-radius: 50px;
  transition: all 180ms ease;
}

.winni-cta-btn:hover {
  background: var(--winni-emerald);
  color: #ffffff;
  transform: translateY(-2px);
}