/* ==========================================================================
   MPO76 : Penggemar Musik Rock MPO76 Indonesia. - Stylesheet
   Tema: Latar Belakang Putih, Tombol Hijau & Hitam, Responsif Desktop & Mobile
   ========================================================================== */

:root {
  --bg-white: #ffffff;
  --bg-soft: #f7f9f8;
  --bg-card: #ffffff;
  --green-primary: #16a34a;
  --green-hover: #15803d;
  --green-light: #dcfce7;
  --green-accent: #22c55e;
  --black-primary: #0f172a;
  --black-pure: #09090b;
  --black-hover: #1e293b;
  --text-main: #111827;
  --text-muted: #4b5563;
  --text-light: #6b7280;
  --border-color: #e5e7eb;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.08), 0 4px 10px -4px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 20px 40px -12px rgba(0, 0, 0, 0.14);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --container-max: 1240px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-white);
  color: var(--text-main);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, .font-heading {
  font-family: 'Oswald', 'Plus Jakarta Sans', sans-serif;
  letter-spacing: 0.01em;
  line-height: 1.25;
  color: var(--black-pure);
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.25s ease;
}

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

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}

/* ==========================================================================
   Buttons (Green & Black Theme)
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
  text-align: center;
  line-height: 1.2;
}

.btn:active {
  transform: translateY(1px);
}

.btn-green {
  background-color: var(--green-primary);
  color: #ffffff;
  border-color: var(--green-primary);
  box-shadow: 0 4px 14px rgba(22, 163, 74, 0.28);
}

.btn-green:hover {
  background-color: var(--green-hover);
  border-color: var(--green-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(22, 163, 74, 0.38);
}

.btn-black {
  background-color: var(--black-pure);
  color: #ffffff;
  border-color: var(--black-pure);
  box-shadow: 0 4px 14px rgba(9, 9, 11, 0.2);
}

.btn-black:hover {
  background-color: var(--black-hover);
  border-color: var(--black-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(9, 9, 11, 0.3);
}

.btn-outline-black {
  background-color: #ffffff;
  color: var(--black-pure);
  border: 2px solid var(--black-pure);
}

.btn-outline-black:hover {
  background-color: var(--black-pure);
  color: #ffffff;
  transform: translateY(-2px);
}

.btn-sm {
  padding: 9px 15px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 15px 28px;
  font-size: 1.05rem;
}

/* ==========================================================================
   Top Bar & Sticky Header Navigation
   ========================================================================== */
.topbar {
  background-color: var(--black-pure);
  color: #f3f4f6;
  font-size: 0.82rem;
  padding: 8px 0;
  border-bottom: 2px solid var(--green-primary);
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

.topbar-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--green-accent);
  display: inline-block;
  box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.25);
}

.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  gap: 16px;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background-color: var(--black-pure);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid #27272a;
}

.brand-logo img {
  height: 36px;
  width: auto;
  object-fit: contain;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.nav-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 15px;
  border-radius: 6px;
  font-size: 0.88rem;
  font-weight: 700;
  background-color: var(--black-pure);
  color: #ffffff;
  border: 1px solid var(--black-pure);
  transition: all 0.2s ease;
}

.nav-btn:hover,
.nav-btn.active {
  background-color: var(--green-primary);
  border-color: var(--green-primary);
  color: #ffffff;
}

.nav-btn-ticket {
  background-color: var(--green-primary);
  border-color: var(--green-primary);
}

.nav-btn-ticket:hover {
  background-color: var(--green-hover);
  border-color: var(--green-hover);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.header-auth-btn {
  letter-spacing: 0.04em;
  font-weight: 800;
  padding: 8px 16px;
}

.mobile-toggle {
  display: none;
  background-color: var(--black-pure);
  color: #ffffff;
  border: none;
  border-radius: 8px;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

/* Quick Mobile Nav Bar */
.mobile-quick-nav {
  display: none;
  overflow-x: auto;
  gap: 8px;
  padding: 10px 20px;
  background-color: var(--bg-soft);
  border-bottom: 1px solid var(--border-color);
  -webkit-overflow-scrolling: touch;
}

.mobile-quick-nav::-webkit-scrollbar {
  display: none;
}

.mobile-quick-nav a {
  flex: 0 0 auto;
  padding: 6px 14px;
  font-size: 0.82rem;
  font-weight: 700;
  border-radius: 6px;
  background-color: var(--black-pure);
  color: #ffffff;
}

.mobile-quick-nav a:nth-child(even) {
  background-color: var(--green-primary);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
  padding: 60px 0 68px;
  background: radial-gradient(circle at top right, rgba(22, 163, 74, 0.07), transparent 45%),
              var(--bg-white);
  border-bottom: 1px solid var(--border-color);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--green-light);
  color: var(--green-hover);
  border: 1px solid rgba(22, 163, 74, 0.3);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 18px;
}

.hero h1 {
  font-size: clamp(2.2rem, 4.5vw, 3.5rem);
  font-weight: 800;
  text-transform: uppercase;
  margin-bottom: 20px;
  color: var(--black-pure);
}

.hero h1 span {
  color: var(--green-primary);
}

.hero-desc {
  font-size: 1.08rem;
  color: var(--text-muted);
  margin-bottom: 28px;
  max-width: 600px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 34px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
}

.stat-item strong {
  display: block;
  font-family: 'Oswald', sans-serif;
  font-size: 1.65rem;
  color: var(--black-pure);
}

.stat-item span {
  font-size: 0.84rem;
  color: var(--text-light);
  font-weight: 600;
}

.hero-visual {
  position: relative;
}

.hero-image-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 3px solid var(--black-pure);
  box-shadow: 12px 12px 0px var(--green-primary);
  background-color: var(--black-pure);
}

.hero-image-frame img {
  width: 100%;
  height: auto;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.hero-image-frame:hover img {
  transform: scale(1.03);
}

/* ==========================================================================
   Section Defaults
   ========================================================================== */
.section {
  padding: 72px 0;
}

.section-alt {
  background-color: var(--bg-soft);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 48px;
}

.section-header h2 {
  font-size: clamp(1.85rem, 3.2vw, 2.5rem);
  text-transform: uppercase;
  margin-bottom: 14px;
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.02rem;
}

/* ==========================================================================
   8 Additional Images Grid (1:1 Ratio Cards)
   ========================================================================== */
.rock-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.rock-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.rock-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--green-primary);
}

.rock-card-img-link {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background-color: #111827;
}

.rock-card-img-link img {
  width: 100%;
  height: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.rock-card:hover .rock-card-img-link img {
  transform: scale(1.06);
}

.card-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background-color: rgba(9, 9, 11, 0.85);
  color: #ffffff;
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 4px;
  border-left: 3px solid var(--green-accent);
}

.rock-card-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.rock-card-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--black-pure);
}

.rock-card-text {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 18px;
  flex-grow: 1;
  text-align: justify;
}

.rock-card-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: auto;
}

.rock-card-actions .btn {
  width: 100%;
}

/* ==========================================================================
   Layanan Beli Tiket Section
   ========================================================================== */
.ticket-wrapper {
  background-color: var(--bg-white);
  border: 2px solid var(--black-pure);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
}

.ticket-image-col {
  background-color: var(--black-pure);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ticket-image-col img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ticket-ribbon {
  position: absolute;
  top: 18px;
  left: 18px;
  background-color: var(--green-primary);
  color: #ffffff;
  padding: 6px 14px;
  font-weight: 800;
  font-size: 0.8rem;
  border-radius: 6px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.ticket-content-col {
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.ticket-content-col h3 {
  font-size: 1.9rem;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.ticket-desc {
  color: var(--text-muted);
  margin-bottom: 24px;
}

.ticket-tiers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 28px;
}

.tier-box {
  border: 1px solid var(--border-color);
  background-color: var(--bg-soft);
  padding: 14px;
  border-radius: var(--radius-sm);
}

.tier-box.featured {
  border: 2px solid var(--green-primary);
  background-color: #f0fdf4;
}

.tier-name {
  font-weight: 800;
  font-size: 0.85rem;
  text-transform: uppercase;
  color: var(--black-pure);
  display: block;
}

.tier-price {
  font-family: 'Oswald', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--green-primary);
  margin: 4px 0;
  display: block;
}

.tier-perk {
  font-size: 0.78rem;
  color: var(--text-light);
}

.ticket-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ==========================================================================
   SEO Article Section (H1, H2, H3)
   ========================================================================== */
.article-box {
  max-width: 940px;
  margin: 0 auto;
  background-color: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 48px;
  box-shadow: var(--shadow-sm);
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.85rem;
  color: var(--text-light);
  padding-bottom: 20px;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--border-color);
}

.article-content h2 {
  font-size: clamp(1.55rem, 2.6vw, 2rem);
  margin: 36px 0 16px;
  padding-left: 14px;
  border-left: 5px solid var(--green-primary);
  text-transform: uppercase;
}

.article-content h2:first-of-type {
  margin-top: 0;
}

.article-content h3 {
  font-size: clamp(1.2rem, 2vw, 1.45rem);
  margin: 24px 0 12px;
  color: var(--black-primary);
}

.article-content p {
  margin-bottom: 18px;
  color: #374151;
  font-size: 1.02rem;
  text-align: justify;
}

.article-highlight {
  background-color: #f0fdf4;
  border-left: 4px solid var(--green-primary);
  padding: 20px 24px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 26px 0;
  font-weight: 600;
  color: var(--black-pure);
}

.rock-list {
  list-style: none;
  margin: 18px 0 24px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.rock-list li {
  background-color: var(--bg-soft);
  border: 1px solid var(--border-color);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.94rem;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.rock-list li strong {
  color: var(--green-hover);
}

/* Kesimpulan Box */
.conclusion-card {
  margin-top: 40px;
  background-color: var(--black-pure);
  color: #ffffff;
  padding: 32px;
  border-radius: var(--radius-md);
  border-top: 5px solid var(--green-primary);
}

.conclusion-card h2 {
  color: #ffffff !important;
  border-left: none !important;
  padding-left: 0 !important;
  margin-top: 0 !important;
  margin-bottom: 12px !important;
  display: flex;
  align-items: center;
  gap: 10px;
}

.conclusion-card p {
  color: #d1d5db !important;
  margin-bottom: 0 !important;
}

/* ==========================================================================
   Testimonials Section
   ========================================================================== */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background-color: var(--bg-white);
  border: 1px solid var(--border-color);
  padding: 28px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.stars {
  color: var(--green-primary);
  font-size: 1.1rem;
  margin-bottom: 14px;
  letter-spacing: 2px;
}

.testimonial-quote {
  font-style: italic;
  color: var(--text-muted);
  margin-bottom: 20px;
  font-size: 0.96rem;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
  border-top: 1px solid var(--border-color);
  padding-top: 16px;
}

.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--black-pure);
  color: var(--green-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1rem;
}

.author-info strong {
  display: block;
  font-size: 0.95rem;
  color: var(--black-pure);
}

.author-info span {
  font-size: 0.8rem;
  color: var(--text-light);
}

/* ==========================================================================
   FAQ Accordion Section
   ========================================================================== */
.faq-container {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background-color: var(--bg-white);
  overflow: hidden;
  transition: border-color 0.2s ease;
}

.faq-item.open {
  border-color: var(--green-primary);
  box-shadow: var(--shadow-sm);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 20px 24px;
  text-align: left;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--black-pure);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-family: inherit;
}

.faq-question:hover {
  color: var(--green-primary);
}

.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background-color: var(--black-pure);
  color: #ffffff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  flex-shrink: 0;
  transition: transform 0.25s ease, background-color 0.25s ease;
}

.faq-item.open .faq-icon {
  background-color: var(--green-primary);
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-answer-inner {
  padding: 0 24px 22px;
  color: var(--text-muted);
  font-size: 0.96rem;
  border-top: 1px solid #f3f4f6;
  padding-top: 14px;
}

/* ==========================================================================
   Bottom GIF Banner CTA (mpo76.net)
   ========================================================================== */
.gif-banner-section {
  padding: 44px 0;
  background-color: var(--bg-white);
  text-align: center;
}

.gif-banner-card {
  max-width: 860px;
  margin: 0 auto;
  padding: 24px;
  border-radius: var(--radius-md);
  border: 2px dashed var(--green-primary);
  background-color: #f8fafc;
}

.gif-banner-link {
  display: inline-block;
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.gif-banner-link:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-md);
}

.gif-banner-link img {
  margin: 0 auto;
  max-width: 100%;
  height: auto;
}

/* ==========================================================================
   Contact & Location Section
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: stretch;
}

.contact-card,
.map-card {
  background-color: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}

.contact-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin: 24px 0 28px;
}

.contact-list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.contact-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background-color: var(--green-light);
  color: var(--green-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-weight: 800;
}

.contact-detail strong {
  display: block;
  font-size: 0.92rem;
  color: var(--black-pure);
  margin-bottom: 2px;
}

.contact-detail span,
.contact-detail a {
  font-size: 0.94rem;
  color: var(--text-muted);
}

.contact-detail a:hover {
  color: var(--green-primary);
  text-decoration: underline;
}

.map-frame-wrap {
  width: 100%;
  height: 270px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--border-color);
  margin-bottom: 20px;
  background-color: #e5e7eb;
}

.map-frame-wrap iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  background-color: var(--black-pure);
  color: #d1d5db;
  padding: 56px 0 28px;
  border-top: 4px solid var(--green-primary);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 36px;
  border-bottom: 1px solid #27272a;
}

.footer-logo {
  display: inline-block;
  margin-bottom: 16px;
}

.footer-logo img {
  height: 42px;
  width: auto;
}

.footer h4 {
  color: #ffffff;
  font-size: 1.15rem;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: #9ca3af;
  font-size: 0.92rem;
}

.footer-links a:hover {
  color: var(--green-accent);
  padding-left: 4px;
}

.footer-bottom {
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.85rem;
  color: #9ca3af;
}

/* ==========================================================================
   Floating WhatsApp Button (Bottom Right)
   ========================================================================== */
.wa-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 9999;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background-color: #16a34a;
  color: #ffffff;
  padding: 13px 20px;
  border-radius: 999px;
  font-weight: 800;
  font-size: 0.92rem;
  box-shadow: 0 10px 25px rgba(22, 163, 74, 0.45);
  border: 2px solid #ffffff;
  animation: waPulse 2.4s infinite;
}

.wa-float:hover {
  background-color: #09090b;
  border-color: #22c55e;
  transform: translateY(-3px) scale(1.03);
}

.wa-float svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
  flex-shrink: 0;
}

@keyframes waPulse {
  0% {
    box-shadow: 0 0 0 0 rgba(22, 163, 74, 0.6);
  }
  70% {
    box-shadow: 0 0 0 14px rgba(22, 163, 74, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(22, 163, 74, 0);
  }
}

/* ==========================================================================
   Pop-Up Modal (Gambar Utama + Tombol DAFTAR & LOGIN)
   ========================================================================== */
.popup-overlay {
  position: fixed;
  inset: 0;
  z-index: 10050;
  background-color: rgba(9, 9, 11, 0.76);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.28s ease, visibility 0.28s ease;
}

.popup-overlay.is-active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.popup-modal {
  position: relative;
  width: 100%;
  max-width: 500px;
  background-color: var(--bg-white);
  border-radius: var(--radius-lg);
  border: 2px solid var(--black-pure);
  border-top: 6px solid var(--green-primary);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.45);
  overflow: hidden;
  transform: scale(0.92) translateY(14px);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.popup-overlay.is-active .popup-modal {
  transform: scale(1) translateY(0);
}

.popup-close {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 5;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background-color: var(--black-pure);
  color: #ffffff;
  border: 2px solid #ffffff;
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.35);
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.popup-close:hover {
  background-color: var(--green-primary);
  transform: rotate(90deg) scale(1.06);
}

.popup-image-wrap {
  position: relative;
  display: block;
  width: 100%;
  background-color: var(--black-pure);
  overflow: hidden;
}

.popup-image-wrap img {
  width: 100%;
  max-height: 290px;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.popup-image-wrap:hover img {
  transform: scale(1.04);
}

.popup-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 3;
  background-color: var(--green-primary);
  color: #ffffff;
  font-size: 0.74rem;
  font-weight: 800;
  padding: 5px 12px;
  border-radius: 999px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.28);
}

.popup-body {
  padding: 22px 24px 26px;
  text-align: center;
  background-color: var(--bg-white);
}

.popup-title {
  font-size: 1.5rem;
  text-transform: uppercase;
  margin-bottom: 8px;
  color: var(--black-pure);
}

.popup-title span {
  color: var(--green-primary);
}

.popup-subtitle {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 20px;
  line-height: 1.55;
}

.popup-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.popup-btn {
  width: 100%;
  font-size: 1.02rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  padding: 14px 18px;
}

/* ==========================================================================
   Responsive Breakpoints (Tablet & Mobile Friendly)
   ========================================================================== */
@media (max-width: 1080px) {
  .rock-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .hero-grid,
  .ticket-wrapper,
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .hero-visual {
    order: -1;
  }
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 980px) {
  .mobile-toggle {
    display: inline-flex;
  }
  .mobile-quick-nav {
    display: flex;
  }
  .nav-menu {
    display: none;
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    background-color: #ffffff;
    border-bottom: 2px solid var(--black-pure);
    padding: 16px 20px;
    flex-direction: column;
    align-items: stretch;
    box-shadow: var(--shadow-md);
  }
  .nav-menu.open {
    display: flex;
  }
  .nav-btn {
    width: 100%;
    padding: 12px;
  }
}

@media (max-width: 820px) {
  .article-box {
    padding: 26px 20px;
  }
  .rock-list,
  .footer-grid,
  .testimonials-grid,
  .ticket-tiers {
    grid-template-columns: 1fr;
  }
  .ticket-content-col {
    padding: 26px 22px;
  }
}

@media (max-width: 560px) {
  .rock-grid {
    grid-template-columns: 1fr;
  }
  .hero {
    padding: 36px 0 48px;
  }
  .hero-stats {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .hero-actions .btn,
  .ticket-cta-group .btn {
    width: 100%;
  }
  .topbar-inner {
    justify-content: center;
    text-align: center;
  }
  .brand-logo {
    padding: 6px 10px;
  }
  .brand-logo img {
    height: 28px;
  }
  .header-auth-btn {
    padding: 7px 11px;
    font-size: 0.78rem;
  }
  .popup-body {
    padding: 18px 16px 20px;
  }
  .popup-title {
    font-size: 1.28rem;
  }
  .wa-float span {
    display: none;
  }
  .wa-float {
    padding: 14px;
    border-radius: 50%;
  }
}