/* ============================================================
   KENOMASTER Theme - Responsive Stylesheet
   ============================================================ */

/* === Tablet Landscape (max-width: 1024px) === */
@media (max-width: 1024px) {
    .container {
        padding: 0 20px;
    }

    .content-area {
        flex-direction: column;
    }

    .floating-sidebar {
        position: fixed;
        bottom: 0;
        top: auto;
        left: 0;
        right: 0;
        transform: none;
        flex-direction: row;
        justify-content: center;
        background: var(--teal-dark);
        padding: 8px;
        border-top: 2px solid var(--yellow);
        border-radius: 0;
        gap: 10px;
    }

    .sidebar-btn {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }

    .sidebar-label {
        display: none;
    }

    /* Hero */
    .kenomaster-hero {
        padding: 50px 25px;
    }

    .hero-brand {
        font-size: 48px;
        letter-spacing: 4px;
    }

    .hero-tagline {
        font-size: 22px;
    }

    .hero-stats-row {
        gap: 25px;
    }

    .hero-stat-number {
        font-size: 26px;
    }

    /* Floating numbers */
    .float-num {
        font-size: 28px;
    }

    .fn-5, .fn-6, .fn-7, .fn-8 {
        display: none;
    }

    /* Number Grid */
    .number-grid {
        gap: 4px;
    }

    .cell-number {
        font-size: 14px;
    }

    .cell-freq {
        font-size: 8px;
    }

    /* Trend */
    .trend-content {
        grid-template-columns: 1fr;
    }

    /* Modes */
    .keno-modes-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 15px;
    }

    /* Footer */
    .footer-columns-grid {
        grid-template-columns: 1fr 1fr;
        gap: 25px;
    }

    /* Promo */
    .promo-cards-grid {
        grid-template-columns: 1fr;
    }

    /* CTA */
    .footer-cta-title {
        font-size: 28px;
    }

    .footer-cta-stats {
        gap: 30px;
    }
}

/* === Tablet Portrait (max-width: 768px) === */
@media (max-width: 768px) {
    /* Header */
    .header-top {
        flex-wrap: wrap;
        gap: 10px;
    }

    .header-time {
        order: 3;
        width: 100%;
        text-align: center;
        font-size: 12px;
    }

    .header-btn-group {
        gap: 5px;
    }

    .header-btn-group .btn-login,
    .header-btn-group .btn-register,
    .header-btn-group .btn-demo {
        padding: 6px 12px;
        font-size: 11px;
    }

    .logo img {
        height: 40px;
    }

    /* Navigation */
    .mobile-menu-toggle {
        display: block;
    }

    .nav-menu {
        display: none;
        flex-direction: column;
        width: 100%;
        background: var(--teal-dark);
        padding: 10px 0;
        border-radius: 0 0 10px 10px;
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-link {
        padding: 10px 20px;
        font-size: 12px;
    }

    .main-navigation .container {
        display: flex;
        flex-wrap: wrap;
    }

    .mobile-menu-toggle {
        width: 100%;
        text-align: left;
        padding: 12px 15px;
    }

    /* Hero */
    .kenomaster-hero {
        padding: 40px 20px;
        border-radius: 12px;
    }

    .hero-brand {
        font-size: 36px;
        letter-spacing: 3px;
    }

    .hero-tagline {
        font-size: 18px;
        letter-spacing: 2px;
    }

    .hero-description {
        font-size: 14px;
    }

    .hero-stats-row {
        gap: 15px;
    }

    .hero-stat-number {
        font-size: 22px;
    }

    .hero-stat-label {
        font-size: 11px;
    }

    .hero-cta-group {
        flex-direction: column;
        align-items: center;
    }

    .btn-yellow-primary, .btn-outline-yellow {
        padding: 12px 28px;
        font-size: 14px;
    }

    /* Floating numbers */
    .float-num {
        font-size: 22px;
    }

    /* Section Titles */
    .section-title {
        font-size: 24px;
    }

    .section-subtitle {
        font-size: 14px;
        margin-bottom: 25px;
    }

    /* Number Matrix */
    .number-matrix {
        padding: 30px 15px;
        border-radius: 12px;
    }

    .matrix-controls {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
    }

    .matrix-counter {
        justify-content: center;
    }

    .matrix-actions {
        justify-content: center;
    }

    .matrix-btn {
        padding: 8px 15px;
        font-size: 11px;
    }

    .number-grid {
        grid-template-columns: repeat(10, 1fr);
        gap: 3px;
    }

    .cell-number {
        font-size: 11px;
    }

    .number-cell {
        border-radius: 5px;
        border-width: 1px;
    }

    .cell-freq {
        display: none;
    }

    /* Heatmap */
    .probability-heatmap {
        padding: 30px 15px;
        border-radius: 12px;
    }

    .heatmap-legend {
        gap: 12px;
    }

    .legend-label {
        font-size: 11px;
    }

    .legend-color {
        width: 16px;
        height: 16px;
    }

    /* Keno Modes */
    .keno-modes {
        padding: 30px 0;
    }

    .keno-modes-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .mode-card {
        padding: 25px 15px;
    }

    /* Trend Section */
    .trend-section {
        padding: 30px 15px;
        border-radius: 12px;
    }

    .trend-chart-container {
        padding: 15px;
    }

    .trend-chart-title {
        font-size: 13px;
    }

    .trend-legend {
        gap: 10px;
    }

    .trend-legend-item {
        font-size: 11px;
    }

    .trend-list {
        padding: 15px;
    }

    .trend-list-title {
        font-size: 14px;
    }

    .trend-num {
        width: 28px;
        height: 28px;
        font-size: 12px;
    }

    .trend-freq {
        font-size: 11px;
        width: 40px;
    }

    /* Promotions */
    .keno-promos {
        padding: 30px 0;
    }

    .promo-card {
        padding: 25px 15px;
    }

    .promo-card-title {
        font-size: 16px;
    }

    .promo-card-details {
        flex-direction: column;
        gap: 5px;
    }

    /* Footer CTA */
    .footer-cta-section {
        padding: 40px 20px;
        border-radius: 12px;
    }

    .footer-cta-title {
        font-size: 24px;
    }

    .footer-cta-desc {
        font-size: 15px;
    }

    .footer-cta-stats {
        gap: 20px;
    }

    .cta-stat-number {
        font-size: 22px;
    }

    .footer-cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn-large {
        padding: 14px 30px;
        font-size: 15px;
    }

    /* Footer */
    .site-footer {
        padding: 30px 0 20px;
    }

    .footer-columns-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .footer-license-bar {
        padding: 15px 0;
    }

    .license-icons {
        gap: 15px;
    }

    .license-item {
        font-size: 11px;
    }

    .license-item i {
        font-size: 14px;
    }

    /* Announcement */
    .announcement-content {
        padding: 25px 20px;
        max-width: 95%;
    }

    .announcement-title {
        font-size: 18px;
    }

    .announcement-item {
        padding: 10px 12px;
        gap: 8px;
    }

    .announcement-text {
        font-size: 12px;
    }

    /* Article */
    .article-grid {
        grid-template-columns: 1fr;
    }

    .single-article {
        padding: 20px;
    }

    .article-title {
        font-size: 22px;
    }

    .article-meta {
        gap: 10px;
        font-size: 12px;
    }

    .related-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .page-article {
        padding: 20px;
    }

    .page-title {
        font-size: 24px;
    }

    /* Category */
    .category-header {
        padding: 15px;
    }

    .category-title {
        font-size: 22px;
    }

    .provider-tabs {
        gap: 5px;
    }

    .provider-tab {
        padding: 6px 12px;
        font-size: 11px;
    }
}

/* === Mobile (max-width: 480px) === */
@media (max-width: 480px) {
    .hero-brand {
        font-size: 28px;
        letter-spacing: 2px;
    }

    .hero-tagline {
        font-size: 15px;
        letter-spacing: 1px;
    }

    .hero-stats-row {
        flex-wrap: wrap;
    }

    .hero-stat {
        min-width: 40%;
    }

    .hero-stat-number {
        font-size: 20px;
    }

    /* Number grid on very small screens */
    .number-grid {
        grid-template-columns: repeat(8, 1fr);
        gap: 3px;
    }

    .cell-number {
        font-size: 10px;
    }

    .matrix-actions {
        flex-direction: column;
    }

    .matrix-btn {
        width: 100%;
        text-align: center;
    }

    .heatmap-legend {
        flex-direction: column;
        align-items: center;
        gap: 8px;
    }

    .trend-list-item {
        font-size: 12px;
    }

    .footer-cta-title {
        font-size: 20px;
    }

    .footer-cta-stats {
        flex-direction: column;
        gap: 15px;
    }

    .related-grid {
        grid-template-columns: 1fr;
    }

    .notification-content {
        font-size: 11px;
    }

    .breadcrumb {
        font-size: 11px;
    }

    .section-title {
        font-size: 20px;
    }

    .mode-icon {
        font-size: 36px;
    }

    .promo-card-icon {
        font-size: 36px;
    }
}

/* === Extra Small Mobile (max-width: 360px) === */
@media (max-width: 360px) {
    .hero-brand {
        font-size: 24px;
    }

    .hero-tagline {
        font-size: 13px;
    }

    .number-grid {
        grid-template-columns: repeat(8, 1fr);
        gap: 2px;
    }

    .cell-number {
        font-size: 9px;
    }

    .header-btn-group .btn-login,
    .header-btn-group .btn-register,
    .header-btn-group .btn-demo {
        padding: 5px 8px;
        font-size: 10px;
    }
}

/* === Mobile Optimization Additions === */
@media (max-width: 768px) {
  .nav-link, .btn-login, .btn-register, .btn-demo,
  a, button, .sidebar-btn {
    min-height: 44px;
    min-width: 44px;
  }
  html, body {
    overflow-x: hidden;
    max-width: 100vw;
  }
  body {
    font-size: 16px;
    line-height: 1.6;
    -webkit-text-size-adjust: 100%;
  }
  img {
    max-width: 100%;
    height: auto;
  }
  .site-footer {
    padding-bottom: env(safe-area-inset-bottom, 20px);
  }
  .site-header {
    padding-top: env(safe-area-inset-top, 0px);
  }
  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
      animation-duration: 0.01ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: 0.01ms !important;
    }
  }
  .article-card {
    margin-bottom: 20px;
  }
  .content-area {
    padding: 10px;
  }
}
@media (max-width: 360px) {
  .container {
    padding: 0 10px;
  }
  h1, .hero-title {
    font-size: 24px !important;
  }
  h2 {
    font-size: 20px !important;
  }
}