/* ==========================================================================
   ONE SPORTS - Website Stylesheet
   Modern Indonesian Sports Technology Company
   ========================================================================== */

:root {
  --color-primary: #DE2127;
  --color-primary-dark: #8C1015;
  --color-primary-light: #FF3B42;

  --color-charcoal: #272727;
  --color-charcoal-light: #505050;

  --color-white: #FFFFFF;
  --color-black: #16181C;
  --color-dark: #1F2228;
  --color-dark-secondary: #282C34;

  --color-gray-100: #F6F7F9;
  --color-gray-200: #E9EBEF;
  --color-gray-300: #D1D5DB;
  --color-gray-400: #9CA3AF;
  --color-gray-500: #6B7280;
  --color-gray-700: #374151;
  --color-gray-800: #1F2937;

  --color-success: #15803D;
  --color-focus: #2563EB;

  --container-width: 1200px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  --font-family: Inter, "Segoe UI", Roboto, -apple-system, BlinkMacSystemFont, Arial, sans-serif;
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
}

/* Reset & Box Sizing */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-gray-700);
  background-color: var(--color-white);
  scroll-behavior: smooth;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

img, svg, picture {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

button, input, textarea, select {
  font: inherit;
  color: inherit;
}

/* Accessibility / Focus States */
:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  top: -60px;
  left: 20px;
  background: var(--color-primary);
  color: var(--color-white);
  padding: 12px 20px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  z-index: 9999;
  transition: top 0.2s;
}

.skip-link:focus {
  top: 20px;
}

/* Utility Containers & Grids */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section {
  padding: 80px 0;
}

.section-dark {
  background-color: var(--color-dark);
  color: var(--color-white);
}

.section-gray {
  background-color: var(--color-gray-100);
}

.text-center {
  text-align: center;
}

.section-header {
  margin-bottom: 56px;
}

.section-tag {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.85rem, 3.5vw, 2.5rem);
  font-weight: 800;
  line-height: 1.25;
  color: var(--color-black);
  margin-bottom: 16px;
}

.section-dark .section-title {
  color: var(--color-white);
}

.section-desc {
  font-size: 1.125rem;
  color: var(--color-gray-500);
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

.section-dark .section-desc {
  color: var(--color-gray-300);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 26px;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition-fast);
  text-align: center;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-white);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}

.btn-outline:hover {
  background-color: var(--color-white);
  color: var(--color-black);
}

.btn-outline-dark {
  background-color: transparent;
  color: var(--color-black);
  border-color: var(--color-gray-300);
}

.btn-outline-dark:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.875rem;
}

.badge {
  display: inline-block;
  padding: 4px 10px;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-dev {
  background: rgba(227, 30, 36, 0.12);
  color: var(--color-primary);
  border: 1px solid rgba(227, 30, 36, 0.2);
}

.badge-stable {
  background: rgba(21, 128, 61, 0.12);
  color: var(--color-success);
  border: 1px solid rgba(21, 128, 61, 0.2);
}

/* Header & Nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-gray-200);
  transition: background-color var(--transition-fast);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo-wrap {
  display: flex;
  align-items: center;
  gap: 14px;
}

.logo-full-img {
  height: 42px;
  width: auto;
  object-fit: contain;
  display: block;
}

.logo-brand {
  display: flex;
  flex-direction: column;
}

.logo-title {
  font-size: 1.4rem;
  font-weight: 900;
  letter-spacing: 0.5px;
  color: var(--color-charcoal);
  line-height: 1.1;
  font-style: italic;
}

.logo-title span.brand-one {
  color: var(--color-primary);
}

.logo-title span.brand-sports {
  color: var(--color-charcoal);
}

.site-footer .logo-title span.brand-sports {
  color: var(--color-white);
}

.logo-tag {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.8px;
  color: var(--color-gray-500);
  text-transform: uppercase;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-link {
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--color-gray-700);
  position: relative;
  padding: 6px 0;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-primary);
}

.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.mobile-nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  padding: 8px;
  cursor: pointer;
  color: var(--color-black);
}

/* Hero Section with Full-Bleed Background */
.hero {
  position: relative;
  background-color: var(--color-black);
  color: var(--color-white);
  padding: 120px 0 130px;
  min-height: 580px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg-media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center right;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  /* Dark gradient to ensure clear text readability on the left while revealing the athletes on the right */
  background: linear-gradient(
    90deg,
    rgba(17, 19, 24, 0.95) 0%,
    rgba(17, 19, 24, 0.88) 40%,
    rgba(17, 19, 24, 0.65) 65%,
    rgba(17, 19, 24, 0.35) 100%
  );
  pointer-events: none;
}

.hero-container-inner {
  position: relative;
  z-index: 2;
  width: 100%;
}

.hero-content {
  max-width: 650px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(222, 33, 39, 0.18);
  border: 1px solid rgba(222, 33, 39, 0.4);
  color: #FFA5A8;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  border-radius: 999px;
  margin-bottom: 20px;
  backdrop-filter: blur(4px);
}

.hero-title {
  font-size: clamp(2.75rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.05;
  color: var(--color-white);
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.hero-title .brand-one {
  color: var(--color-primary-light);
  text-shadow: 0 0 30px rgba(222, 33, 39, 0.5);
}

.hero-title .brand-sports {
  color: var(--color-white);
}

.hero-tagline {
  font-size: clamp(1.25rem, 2.5vw, 1.85rem);
  font-weight: 700;
  color: #F3F4F6;
  margin-bottom: 24px;
  line-height: 1.3;
}

.hero-desc {
  font-size: 1.125rem;
  color: #D1D5DB;
  line-height: 1.75;
  margin-bottom: 36px;
  max-width: 600px;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

@media (max-width: 768px) {
  .hero {
    padding: 80px 0 90px;
    min-height: auto;
  }
  .hero-overlay {
    background: linear-gradient(
      180deg,
      rgba(17, 19, 24, 0.92) 0%,
      rgba(17, 19, 24, 0.85) 60%,
      rgba(17, 19, 24, 0.9) 100%
    );
  }
  .hero-content {
    max-width: 100%;
  }
}

.hero-visual {
  position: relative;
}

.hero-card {
  background: rgba(34, 38, 48, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  position: relative;
  backdrop-filter: blur(10px);
}

.hero-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 16px;
  margin-bottom: 20px;
}

.hero-card-title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-white);
  display: flex;
  align-items: center;
  gap: 8px;
}

.live-indicator {
  width: 8px;
  height: 8px;
  background-color: var(--color-primary);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--color-primary);
}

.hero-metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 20px;
}

.hero-metric-item {
  background: var(--color-dark);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  padding: 16px;
}

.hero-metric-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-gray-400);
  text-transform: uppercase;
  margin-bottom: 6px;
}

.hero-metric-val {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-white);
}

.hero-banner-note {
  font-size: 0.8125rem;
  color: var(--color-gray-400);
  background: rgba(227, 30, 36, 0.08);
  border-left: 3px solid var(--color-primary);
  padding: 10px 12px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

/* Feature & Vision Pillars */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.pillar-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.pillar-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.06);
  border-color: var(--color-primary);
}

.pillar-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: rgba(227, 30, 36, 0.1);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.pillar-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-black);
  margin-bottom: 12px;
}

.pillar-text {
  color: var(--color-gray-500);
  font-size: 0.9375rem;
  line-height: 1.6;
}

/* Data Principles & Visi */
.vision-banner {
  background: var(--color-dark-secondary);
  border-radius: var(--radius-lg);
  padding: 48px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: 48px;
}

.principles-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  list-style: none;
  margin-top: 24px;
}

.principle-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: var(--color-gray-300);
  font-size: 0.9375rem;
}

.principle-icon {
  color: var(--color-primary-light);
  flex-shrink: 0;
  margin-top: 3px;
}

/* Services Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
}

.service-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-fast);
}

.service-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
}

.service-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 20px;
}

.service-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--color-gray-100);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.service-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-black);
  margin-bottom: 12px;
}

.service-desc {
  color: var(--color-gray-500);
  font-size: 0.9375rem;
  line-height: 1.6;
  margin-bottom: 24px;
}

.service-footer {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--color-gray-200);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.service-link {
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.service-link:hover {
  text-decoration: underline;
}

/* Ecosystem Section */
.eco-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.eco-item {
  background: var(--color-dark-secondary);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 24px;
  color: var(--color-white);
}

.eco-item h3 {
  font-size: 1.125rem;
  margin-bottom: 10px;
  color: var(--color-white);
}

.eco-item p {
  color: var(--color-gray-400);
  font-size: 0.875rem;
  line-height: 1.6;
}

/* Map & Digital Grid Visualization */
.map-visual-wrap {
  margin-top: 40px;
  background: var(--color-dark-secondary);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
}

.map-visual-wrap img,
.map-visual-wrap svg {
  max-width: 900px;
  margin: 0 auto;
}

/* News & Event Cards */
.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
}

.news-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.news-body {
  padding: 28px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.news-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  font-size: 0.8125rem;
  color: var(--color-gray-500);
}

.news-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-black);
  margin-bottom: 12px;
  line-height: 1.35;
}

.news-excerpt {
  font-size: 0.9375rem;
  color: var(--color-gray-500);
  line-height: 1.6;
  margin-bottom: 20px;
}

.news-footer {
  margin-top: auto;
}

/* Partnership Callout */
.cta-box {
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-black) 100%);
  border-radius: var(--radius-lg);
  padding: 64px 40px;
  color: var(--color-white);
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 6px;
  background: var(--color-primary);
}

.cta-box .section-title {
  color: var(--color-white);
}

.cta-box p {
  color: var(--color-gray-300);
  max-width: 650px;
  margin: 0 auto 32px;
  font-size: 1.125rem;
}

/* Forms */
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.form-group-full {
  grid-column: span 2;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-black);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-sm);
  background-color: var(--color-white);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(227, 30, 36, 0.15);
}

.form-checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--color-gray-500);
  cursor: pointer;
}

.form-checkbox-label input {
  margin-top: 4px;
}

/* Honeypot anti-spam field */
.form-hp {
  display: none !important;
  visibility: hidden !important;
}

/* Alert Boxes */
.alert {
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  margin-bottom: 24px;
  font-size: 0.9375rem;
  display: flex;
  align-items: center;
  gap: 12px;
}

.alert-success {
  background-color: #ECFDF5;
  border: 1px solid #A7F3D0;
  color: #065F46;
}

.alert-error {
  background-color: #FEF2F2;
  border: 1px solid #FECACA;
  color: #991B1B;
}

/* Footer with Background Graphic */
.site-footer {
  position: relative;
  background-color: #0B0D11;
  color: var(--color-white);
  padding: 88px 0 32px;
  border-top: 1px solid rgba(222, 33, 39, 0.3);
  overflow: hidden;
}

.site-footer::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("../images/footer-desktop.jpg");
  background-image: url("../images/footer-desktop.webp");
  background-size: cover;
  background-position: center bottom;
  opacity: 0.35;
  pointer-events: none;
  z-index: 1;
}

.site-footer::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(11, 13, 17, 0.96) 0%,
    rgba(11, 13, 17, 0.85) 50%,
    rgba(11, 13, 17, 0.94) 100%
  );
  pointer-events: none;
  z-index: 1;
}

.site-footer .container {
  position: relative;
  z-index: 2;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 48px;
  margin-bottom: 56px;
}

.footer-brand p {
  color: #D1D5DB;
  font-size: 0.9375rem;
  line-height: 1.65;
  margin: 16px 0 20px;
  max-width: 320px;
}

.footer-tagline {
  color: var(--color-primary-light);
  font-weight: 700;
  font-size: 0.875rem;
}

.footer-heading {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  color: var(--color-gray-400);
  font-size: 0.9375rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-white);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--color-gray-400);
  font-size: 0.9375rem;
  margin-bottom: 12px;
}

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.875rem;
  color: var(--color-gray-500);
}

.footer-legal-links {
  display: flex;
  gap: 24px;
}

.footer-legal-links a:hover {
  color: var(--color-white);
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .header-actions .btn {
    display: none;
  }
  .mobile-nav-toggle {
    display: block;
  }
  .nav-menu {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background: var(--color-white);
    flex-direction: column;
    padding: 24px;
    border-bottom: 1px solid var(--color-gray-200);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    display: none;
    align-items: stretch;
    gap: 16px;
  }
  .nav-menu.open {
    display: flex;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }
  .form-group-full {
    grid-column: span 1;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}