/* =============================================
   PARKAR.IN - Solutions Page Shared Styles
   css/solutions.css
   Used by: pages/Solutions/Applications.html
            pages/Solutions/Cloud.html
            pages/Solutions/Data.html
   ============================================= */

/* ─── Reset & Base ─── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
html { scroll-behavior: smooth; }
body {
  font-family: 'Open Sans', sans-serif;
  background-color: #050b1f;
  color: #ffffff;
  overflow-x: hidden;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
body::-webkit-scrollbar { display: none; }
a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; }
ul { list-style: none; }

/* ─── CSS Variables ─── */
:root {
  --navy: #050b1f;
  --navy-mid: #0a1233;
  --teal: #1bae9f;
  --teal-dark: #13877b;
  --teal-light: #2dd4c4;
  --white: #ffffff;
  --gray: #8892a4;
  --gray-light: #c5cdd9;
  --border: rgba(255,255,255,0.08);
  --card-bg: rgba(255,255,255,0.04);
  --font-head: 'Montserrat', sans-serif;
  --font-body: 'Open Sans', sans-serif;
}

/* ─── Utility ─── */
.container { max-width: 1280px; margin: 0 auto; padding: 0 40px; }
.section-label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 16px;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--teal);
  color: #fff;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  padding: 14px 28px;
  border-radius: 4px;
  border: none;
  cursor: pointer;
  transition: background 0.3s ease, transform 0.2s ease;
  letter-spacing: 0.3px;
}
.btn-primary:hover { background: var(--teal-dark); transform: translateY(-1px); }
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: #fff;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  padding: 13px 27px;
  border-radius: 4px;
  border: 1px solid rgba(255,255,255,0.3);
  cursor: pointer;
  transition: border-color 0.3s ease, background 0.3s ease;
}
.btn-outline:hover { border-color: var(--teal); background: rgba(27,174,159,0.1); }

/* ─── HERO ─── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 72px;
  overflow: hidden;
  background: radial-gradient(ellipse 80% 60% at 70% 50%, rgba(27,174,159,0.07) 0%, transparent 70%),
              radial-gradient(ellipse 60% 80% at 10% 80%, rgba(27,174,159,0.04) 0%, transparent 60%),
              var(--navy);
}
.hero-bg-ellipse {
  position: absolute;
  top: 0; right: 0;
  width: 55%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
  pointer-events: none;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
  padding: 80px 0;
}
.hero-content { max-width: 580px; }
.hero-content h1 {
  font-family: var(--font-head);
  font-size: clamp(36px, 4.5vw, 56px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.5px;
  margin-bottom: 24px;
  color: #fff;
}
.hero-content h1 span { color: var(--teal); }
.hero-eyebrow {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  color: rgba(255,255,255,0.5);
  margin-bottom: 8px;
}
.hero-content p {
  font-size: 16px;
  line-height: 1.8;
  color: rgba(255,255,255,0.68);
  margin-bottom: 40px;
  max-width: 480px;
}
.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-ellipse-wrap {
  position: relative;
  width: 100%;
  max-width: 520px;
}
.hero-ellipse-spin {
  position: absolute;
  inset: -20%;
  z-index: 0;
  animation: spinSlow 20s linear infinite;
}
.hero-final-img {
  position: relative;
  z-index: 1;
  width: 100%;
  border-radius: 12px;
}
@keyframes spinSlow {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* ─── CHALLENGES ─── */
.challenges {
  padding: 100px 0;
  background: var(--navy);
}
.challenges-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.challenges-left { position: sticky; top: 100px; }
.challenges-left h2 {
  font-family: var(--font-head);
  font-size: clamp(28px, 3.2vw, 42px);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 32px;
}
.challenges-left h2 span { color: var(--teal); }
.challenges-img {
  width: 100%;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.challenges-img img { width: 100%; height: auto; object-fit: cover; }
.challenges-right { padding-top: 8px; }
.accordion-item {
  border-bottom: 1px solid var(--border);
  padding: 28px 0;
}
.accordion-item:first-child { border-top: 1px solid var(--border); }
.accordion-header {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  cursor: pointer;
}
.accordion-icon {
  width: 24px; height: 24px;
  flex-shrink: 0;
  margin-top: 2px;
  opacity: 0.4;
  transition: opacity 0.3s, transform 0.3s;
}
.accordion-item.open .accordion-icon {
  opacity: 1;
  transform: rotate(45deg);
  filter: brightness(0) saturate(100%) invert(62%) sepia(52%) saturate(494%) hue-rotate(127deg) brightness(95%) contrast(92%);
}
.accordion-header h3 {
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: rgba(255,255,255,0.7);
  flex: 1;
  transition: color 0.3s;
}
.accordion-item.open .accordion-header h3 { color: #fff; }
.accordion-toggle {
  width: 24px; height: 24px;
  flex-shrink: 0;
  background: rgba(27,174,159,0.1);
  border: 1px solid rgba(27,174,159,0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.25s;
}
.accordion-toggle svg { width: 12px; height: 12px; }
.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
  padding-left: 40px;
}
.accordion-item.open .accordion-body {
  max-height: 200px;
  padding-top: 12px;
}
.accordion-body p {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255,255,255,0.6);
}
.accordion-item.open .accordion-toggle { background: rgba(27,174,159,0.2); }

/* ─── APPROACH (Cloud & Data pages) ─── */
.approach {
  padding: 100px 0;
  background: var(--navy);
}
.approach-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.approach-left h2 {
  font-family: var(--font-head);
  font-size: clamp(28px, 3.2vw, 40px);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 16px;
}
.approach-left h2 span { color: var(--teal); }
.approach-left p {
  font-size: 15px;
  line-height: 1.8;
  color: rgba(255,255,255,0.6);
  margin-bottom: 32px;
}
.approach-tabs { display: flex; flex-direction: column; }
.approach-tab {
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
  cursor: pointer;
}
.approach-tab-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.approach-tab-header h3 {
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 600;
  color: rgba(255,255,255,0.75);
  transition: color 0.25s;
}
.approach-tab.active .approach-tab-header h3 { color: #fff; }
/* Cloud.html uses .approach-chevron */
.approach-chevron {
  width: 20px; height: 20px;
  flex-shrink: 0;
  opacity: 0.5;
  transition: transform 0.25s, opacity 0.25s;
}
.approach-tab.active .approach-chevron { transform: rotate(90deg); opacity: 1; }
/* Data.html uses .approach-tab-chevron */
.approach-tab-chevron {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  opacity: 0.5;
  transition: transform 0.25s, opacity 0.25s;
}
.approach-tab.active .approach-tab-chevron { transform: rotate(90deg); opacity: 1; color: var(--teal); }
.approach-tab-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}
.approach-tab.active .approach-tab-body { max-height: 200px; }
.approach-tab-body p {
  padding-top: 12px;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255,255,255,0.55);
}
.approach-right { position: sticky; top: 100px; }
.approach-visual {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px;
  text-align: center;
}
.approach-visual img { width: 100%; border-radius: 8px; }

/* ─── SOLUTIONS ─── */
.solutions {
  padding: 100px 0;
  background: linear-gradient(180deg, var(--navy) 0%, var(--navy-mid) 100%);
}
.solutions-head { text-align: center; max-width: 680px; margin: 0 auto 64px; }
.solutions-head h2 {
  font-family: var(--font-head);
  font-size: clamp(28px, 3.2vw, 42px);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 16px;
}
.solutions-head h2 span { color: var(--teal); }
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.solution-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
}
.solution-card:hover {
  border-color: rgba(27,174,159,0.3);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}
.solution-card-img { width: 100%; height: 200px; object-fit: cover; }
.solution-card-body { padding: 28px; }
.solution-card-body h3 {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
}
.solution-card-body p {
  font-size: 14px;
  line-height: 1.75;
  color: rgba(255,255,255,0.6);
}

/* ─── USE CASES ─── */
.use-cases {
  padding: 100px 0;
  background: var(--navy-mid);
}
.use-cases-head { text-align: center; margin-bottom: 56px; }
.use-cases-head h2 {
  font-family: var(--font-head);
  font-size: clamp(28px, 3.2vw, 42px);
  font-weight: 700;
  line-height: 1.2;
}
.use-cases-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.use-case-card {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  aspect-ratio: 3/4;
  cursor: pointer;
  border: 1px solid var(--border);
  transition: transform 0.3s ease;
}
.use-case-card:hover { transform: translateY(-4px); }
.use-case-card img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.use-case-card:hover img { transform: scale(1.05); }
.use-case-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(5,11,31,0.95) 0%, rgba(5,11,31,0.4) 50%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
}
.use-case-tag {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--teal);
  margin-bottom: 8px;
}
.use-case-overlay h3 {
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
  color: #fff;
}

/* ─── STATS ─── */
.stats {
  padding: 80px 0;
  background: linear-gradient(135deg, rgba(27,174,159,0.08) 0%, transparent 50%), var(--navy-mid);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.stats-inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
  align-items: center;
}
.stats-left h2 {
  font-family: var(--font-head);
  font-size: clamp(28px, 3vw, 38px);
  font-weight: 700;
  line-height: 1.25;
}
.stats-left h2 span { color: var(--teal); }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.stat-item { text-align: center; }
.stat-number {
  font-family: var(--font-head);
  font-size: clamp(42px, 5vw, 64px);
  font-weight: 800;
  color: var(--teal);
  line-height: 1;
  margin-bottom: 8px;
}
.stat-label {
  font-size: 14px;
  font-weight: 500;
  color: rgba(255,255,255,0.65);
  line-height: 1.5;
}

/* ─── CASE STUDIES ─── */
.case-studies {
  padding: 100px 0;
  background: var(--navy);
}
.case-studies-head { text-align: center; max-width: 680px; margin: 0 auto 56px; }
.case-studies-head h2 {
  font-family: var(--font-head);
  font-size: clamp(28px, 3.2vw, 42px);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 12px;
}
.case-studies-head p {
  font-size: 15px;
  line-height: 1.8;
  color: rgba(255,255,255,0.6);
}
.mini-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}
.mini-stat-card {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
  min-height: 200px;
}
.mini-stat-card img {
  width: 100%; height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
}
.mini-stat-overlay {
  position: relative;
  z-index: 1;
  height: 100%;
  min-height: 200px;
  background: linear-gradient(135deg, rgba(5,11,31,0.88) 0%, rgba(5,11,31,0.65) 100%);
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.mini-stat-tag {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--teal);
}
.mini-stat-number {
  font-family: var(--font-head);
  font-size: 56px;
  font-weight: 800;
  color: #fff;
  line-height: 1;
}
.mini-stat-desc {
  font-size: 13px;
  line-height: 1.6;
  color: rgba(255,255,255,0.65);
}
.cs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.cs-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color 0.3s, transform 0.3s;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}
.cs-card:hover {
  border-color: rgba(27,174,159,0.3);
  transform: translateY(-4px);
}
.cs-card-img { width: 100%; height: 180px; object-fit: cover; }
.cs-card-body {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.cs-card-tag {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--teal);
  margin-bottom: 10px;
}
.cs-card-body h3 {
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
  color: #fff;
  flex: 1;
  margin-bottom: 16px;
}
.cs-learn-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--teal);
  transition: gap 0.2s;
}
.cs-learn-more:hover { gap: 10px; }
.cs-learn-more svg { width: 14px; height: 14px; }
.cs-metric {
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 700;
  color: var(--teal);
  margin-bottom: 8px;
}

/* Horizontal scroll variant for case study cards */
.cs-grid-scroll {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 8px;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.cs-grid-scroll::-webkit-scrollbar { display: none; }
.cs-grid-scroll .cs-card {
  min-width: 320px;
  max-width: 340px;
  flex-shrink: 0;
  scroll-snap-align: start;
}

/* ─── PARTNERSHIP ─── */
.partnership {
  padding: 100px 0;
  background: var(--navy-mid);
}
.partnership-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.partnership-left h2 {
  font-family: var(--font-head);
  font-size: clamp(28px, 3.2vw, 40px);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 20px;
}
.partnership-left h2 span { color: var(--teal); }
.partnership-left p {
  font-size: 15px;
  line-height: 1.8;
  color: rgba(255,255,255,0.6);
  margin-bottom: 28px;
}
.partnership-points {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.partnership-points li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 14px;
  color: rgba(255,255,255,0.75);
  line-height: 1.6;
}
.point-dot {
  width: 20px; height: 20px;
  flex-shrink: 0;
  border-radius: 50%;
  background: rgba(27,174,159,0.15);
  border: 1px solid rgba(27,174,159,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
}
.point-dot svg { width: 10px; height: 10px; color: var(--teal); }
.partnership-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}
.partnership-logo-box {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 40px 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
}
.partnership-logo-box img { height: 44px; filter: brightness(0) invert(1); opacity: 0.9; }

/* ─── PARTNERS ─── */
.partners {
  padding: 80px 0;
  background: var(--navy);
}
.partners-head { text-align: center; margin-bottom: 16px; }
.partners-head h2 {
  font-family: var(--font-head);
  font-size: clamp(24px, 2.5vw, 34px);
  font-weight: 700;
  margin-bottom: 16px;
}
.partners-head h2 span { color: var(--teal); }
.partners-head p {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255,255,255,0.5);
  max-width: 680px;
  margin: 0 auto 48px;
}
.partners-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
}
.partner-logo-wrap {
  padding: 20px 32px;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s;
  margin: -1px 0 0 -1px;
}
.partner-logo-wrap:hover { background: rgba(255,255,255,0.04); }
.partner-logo-wrap img {
  height: 30px;
  width: auto;
  object-fit: contain;
  filter: brightness(0) invert(1);
  opacity: 0.45;
  transition: opacity 0.3s;
}
.partner-logo-wrap:hover img { opacity: 0.85; }

/* ─── FINAL CTA ─── */
.final-cta {
  padding: 120px 0;
  text-align: center;
  background: radial-gradient(ellipse 70% 80% at 50% 100%, rgba(27,174,159,0.12) 0%, transparent 70%),
              linear-gradient(180deg, var(--navy-mid) 0%, var(--navy) 100%);
  border-top: 1px solid var(--border);
}
.final-cta h2 {
  font-family: var(--font-head);
  font-size: clamp(30px, 3.5vw, 48px);
  font-weight: 700;
  line-height: 1.2;
  max-width: 700px;
  margin: 0 auto 20px;
}
.final-cta h2 span { color: var(--teal); }
.final-cta p {
  font-size: 16px;
  line-height: 1.8;
  color: rgba(255,255,255,0.6);
  max-width: 580px;
  margin: 0 auto 40px;
}

/* ─── SCROLL ANIMATIONS ─── */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }
.fade-in {
  opacity: 0;
  transition: opacity 0.8s ease;
}
.fade-in.visible { opacity: 1; }

/* ─── RESPONSIVE ─── */
@media (max-width: 1100px) {
  .use-cases-grid { grid-template-columns: repeat(2, 1fr); }
  .cs-grid { grid-template-columns: repeat(2, 1fr); }
  .mini-stats-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; text-align: center; }
  .hero-content p { margin: 0 auto 40px; }
  .challenges-inner { grid-template-columns: 1fr; }
  .challenges-left { position: static; }
  .solutions-grid { grid-template-columns: 1fr; }
  .stats-inner { grid-template-columns: 1fr; gap: 40px; }
  .approach-inner { grid-template-columns: 1fr; }
  .approach-right { position: static; }
  .partnership-inner { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .container { padding: 0 20px; }
  .use-cases-grid { grid-template-columns: repeat(2, 1fr); }
  .cs-grid { grid-template-columns: 1fr; }
  .mini-stats-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; gap: 32px; }
  .partner-logo-wrap { padding: 16px 20px; }
}
@media (max-width: 480px) {
  .use-cases-grid { grid-template-columns: 1fr; }
}