/* ===========================
   TechRun Brand Colors
=========================== */
:root {
    --techrun-dark: #3D3D3D;   /* dark charcoal gray (main text) */
    --techrun-teal: #009B9E;   /* brand teal (runner) */
    --techrun-gold: #D8A73B;   /* accent gold (dot) */
    --techrun-light: #8C8C8C;  /* neutral gray */
}

/* Typography */
body {
    font-family: 'Roboto', sans-serif;
    color: var(--techrun-dark);
    padding-top: 80px; /* offset for fixed navbar */
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
}

/* Hero Section */
.hero-section {
    padding: 140px 0 100px;
    color: white;
    position: relative;
}

/* Logo */
.logo-brand {
    font-weight: 800;
    font-size: 2.2rem;
    color: var(--techrun-teal);
}
.logo-brand span {
    color: var(--techrun-gold);
}


/* ===========================
   NAVBAR — Premium Style
=========================== */
.navbar {
  background: #fff;
  border-bottom: 1px solid rgba(0,0,0,0.06);
  padding: 1rem 0;
  transition: all 0.3s ease;
}

.navbar .logo-brand {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--techrun-teal);
}

/* ===========================
   LINKS
=========================== */
.navbar .nav-link {
  position: relative;
  display: inline-block;
  padding: 0.5rem 1rem 0.9rem;
  color: var(--techrun-dark);
  font-weight: 500;
  border-radius: 8px;
  transition: all 0.25s ease;
}

.navbar .nav-link:hover {
  color: var(--techrun-teal);
  background-color: rgba(0,0,0,0.03);
}

.navbar .nav-link.active,
.navbar .nav-link.show {
  color: var(--techrun-teal);
  background-color: rgba(0,150,136,0.08);
  font-weight: 600;
}

/* Underline animation (desktop only) */
.navbar .nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 3px;
  background-color: var(--techrun-gold);
  border-radius: 2px;
  transition: all 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
  transform: translateX(-50%);
  opacity: 0;
}

.navbar .nav-link.active::after,
.navbar .nav-link.show::after {
  width: 80%;
  opacity: 1;
}

/* ===========================
   DROPDOWNS
=========================== */
.navbar .dropdown-toggle::after {
  border: none;
  content: "▾";
  font-size: 0.7rem;
  margin-left: 0.25rem;
}

.dropdown-menu {
  border-radius: 0.5rem;
  border: 1px solid rgba(0,0,0,0.05);
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  margin-top: 0.6rem;
  opacity: 0;
  visibility: hidden;
  display: block;
  transform: translateY(10px);
  transition: all 0.25s ease;
}

/* Desktop hover dropdown */
@media (min-width: 992px) {
  .hover-dropdown:hover > .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }
}

/* Bootstrap-driven dropdown (mobile + desktop click) */
.navbar .dropdown-menu.show {
  opacity: 1 !important;
  visibility: visible !important;
  transform: translateY(0) !important;
}

/* ===========================
   MOBILE NAV FIX
=========================== */
@media (max-width: 991px) {

  /* Improve spacing */
  .navbar .nav-link {
    padding: 0.75rem 1rem;
    width: 100%;
    margin: 0;
  }

  /* Disable underline animation on mobile */
  .navbar .nav-link::after {
    display: none !important;
  }

  /* MOBILE DROPDOWN — HIDDEN BY DEFAULT */
  .navbar .dropdown-menu {
    position: static !important;
    height: 0;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    margin: 0;
    padding: 0;
    box-shadow: none;
    transform: none !important;
  }

  /* MOBILE DROPDOWN — WHEN OPEN */
  .navbar .dropdown-menu.show {
    height: auto;
    opacity: 1 !important;
    visibility: visible !important;
    padding: 0.5rem 0.75rem;
    margin-left: 1rem;
  }

  .navbar .dropdown-item {
    padding: 0.5rem 1rem;
  }

  /* Cleaner mobile expanded background */
  .navbar-collapse {
    background: #fff;
    padding: 1rem 0;
  }
}

/* ===========================
   SCROLLED STATE
=========================== */
.navbar-scrolled {
  background-color: #fff !important;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  padding: 0.75rem 0;
}

.navbar-scrolled .nav-link {
  color: var(--techrun-dark);
}

.navbar-scrolled .nav-link.active {
  background-color: rgba(0,150,136,0.08);
  color: var(--techrun-teal);
}

/* Center mobile menu links */
@media (max-width: 991px) {

  .navbar-nav {
    text-align: center;
    width: 100%;
  }

  .navbar .nav-link {
    text-align: center;
    justify-content: center;
  }

  /* Center dropdown items too */
  .navbar .dropdown-menu.show {
    text-align: center;
    margin-left: 0;       /* remove left indent */
    padding: 0.5rem 0;    /* clean padding */
  }

  .navbar .dropdown-item {
    text-align: center;
    padding: 0.5rem 1rem;
  }
}

/* Arrow next to REGISTER */
.dropdown-arrow {
  display: inline-block;
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 6px solid var(--techrun-dark);
  margin-left: 4px;
  transition: transform 0.25s ease;
}

/* When dropdown is OPEN — rotate arrow */
.nav-link.show .dropdown-arrow {
  transform: rotate(180deg);
}

/* Mobile centering fix */
@media (max-width: 991px) {
  .dropdown-arrow {
    border-top-color: var(--techrun-dark);
  }
}

/* ===========================
   COUNTDOWN
=========================== */
.countdown-box {
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    padding: 15px;
    text-align: center;
    margin: 10px 0;
    backdrop-filter: blur(5px);
}
.countdown-number {
    font-size: 2.2rem;
    font-weight: bold;
    color: white;
    text-shadow:
        -1px -1px 0 #000,
         1px -1px 0 #000,
        -1px  1px 0 #000,
         1px  1px 0 #000,
         0 0 8px var(--techrun-teal);
}
.countdown-box div:last-child {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--techrun-gold);
    letter-spacing: 1px;
    margin-top: 0.25rem;
}

/* ===========================
   BUTTONS
=========================== */
.btn-techrun {
    background-color: var(--techrun-teal);
    border: none;
    color: #fff;
    padding: 0.8rem 2rem;
    font-weight: 600;
    border-radius: 50px;
}
.btn-techrun:hover {
    background-color: #007d80;
    color: #fff;
}
.btn-outline-techrun {
    border: 2px solid var(--techrun-teal);
    color: var(--techrun-teal);
    padding: 0.8rem 2rem;
    font-weight: 600;
    border-radius: 50px;
}
.btn-outline-techrun:hover {
    background-color: var(--techrun-teal);
    color: #fff;
}

/* ===========================
   SECTION TITLE
=========================== */
.section-title {
    position: relative;
    margin-bottom: 3rem;
    text-align: center;
}
.section-title:after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--techrun-gold);
    margin: 15px auto;
}

/* ===========================
   FEATURE CARDS
=========================== */
.feature-card {
    transition: transform 0.3s;
    margin-bottom: 20px;
    border: none;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    border-radius: 12px;
    overflow: hidden;
}
.feature-card:hover {
    transform: translateY(-10px);
}
.feature-icon {
    font-size: 2.5rem;
    color: var(--techrun-teal);
    margin-bottom: 1rem;
}

/* ===========================
   PARTNERS
=========================== */

.partner-logo {
    filter: none !important;
    opacity: 1 !important;
    transition: transform 0.35s ease, box-shadow 0.35s ease;
    max-height: 80px;
    width: auto;
    object-fit: contain;
}

.partner-logo:hover {
    transform: scale(1.08);
    box-shadow: 0 8px 25px rgba(0, 155, 158, 0.25);
    filter: none !important;
    opacity: 1 !important;
}


/* ===========================
   TIMELINE
=========================== */
.timeline {
    position: relative;
    padding-left: 3rem;
}
.timeline:before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    height: 100%;
    width: 3px;
    background: var(--techrun-teal);
}
.timeline-item {
    position: relative;
    margin-bottom: 2.5rem;
}
.timeline-item:before {
    content: '';
    position: absolute;
    left: -3rem;
    top: 5px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--techrun-gold);
    border: 4px solid var(--techrun-teal);
}

/* ===========================
   SPONSORS
=========================== */
.sponsor-card {
    border: 1px solid #eee;
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    height: 100%;
}
.sponsor-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}
.sponsor-tier {
    font-weight: 700;
    color: var(--techrun-teal);
}
.sponsor-price {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--techrun-gold);
}

/* ===========================
   FOOTER
=========================== */
footer {
    background-color: #1a1a1a;
    color: white;
    padding: 60px 0 30px;
}
.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s;
}
.footer-links a:hover {
    color: white;
}

/* ===========================
   SCHEDULE TABS
=========================== */
#schedule .nav-pills .nav-link {
    color: var(--techrun-dark);
    font-weight: 600;
    border-radius: 50px;
    margin: 0 5px;
    background-color: rgba(0, 155, 158, 0.1);
    transition: all 0.3s ease;
}
#schedule .nav-pills .nav-link:hover {
    background-color: var(--techrun-teal);
    color: #fff;
}
#schedule .nav-pills .nav-link.active {
    background-color: var(--techrun-gold);
    color: #fff;
}

/* ===========================
   CARDS (Schedule, Program, etc.)
=========================== */
.card {
    border: none;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    border-radius: 10px;
    margin-bottom: 1.5rem;
}
.card-body {
    padding: 1.5rem;
}

/* Card Headers */
.card-header.bg-techrun {
    background-color: var(--techrun-brand) !important;
    color: #fff !important;
    font-weight: 700;
    font-size: 1.1rem;
    border-radius: 10px 10px 0 0;
}
.card-header.bg-techrun-teal {
    background-color: var(--techrun-teal) !important;
    color: #fff !important;
    font-weight: 700;
    font-size: 1.1rem;
    border-radius: 10px 10px 0 0;
}
.card-header.bg-techrun-gold {
    background-color: var(--techrun-gold) !important;
    color: #fff !important;
    font-weight: 700;
    font-size: 1.1rem;
    border-radius: 10px 10px 0 0;
}

/* ===========================
   BOOTSTRAP COLOR OVERRIDES
=========================== */
.bg-primary {
    background-color: var(--techrun-teal) !important;
    color: #fff !important;
}
.bg-secondary {
    background-color: var(--techrun-dark) !important;
    color: #fff !important;
}
.bg-success {
    background-color: var(--techrun-gold) !important;
    color: #fff !important;
}
.bg-info {
    background-color: var(--techrun-light) !important;
    color: #fff !important;
}
.text-primary {
    color: var(--techrun-teal) !important;
}
.text-secondary {
    color: var(--techrun-dark) !important;
}
.text-success {
    color: var(--techrun-gold) !important;
}
.text-info {
    color: var(--techrun-light) !important;
}

/* ===========================
   Schedule Tabs Custom
=========================== */
#scheduleTab .nav-link {
    color: var(--techrun-dark);
    border-radius: 50px;
    font-weight: 600;
    padding: 0.5rem 1.5rem;
    transition: all 0.3s ease;
}
#scheduleTab .nav-link:hover {
    color: var(--techrun-teal);
    background-color: rgba(0, 155, 158, 0.1);
}
#scheduleTab .nav-link.active {
    background-color: var(--techrun-teal);
    color: #fff;
    box-shadow: 0 4px 12px rgba(0, 155, 158, 0.3);
}
#scheduleTab .nav-link.active::after {
    content: "";
    display: block;
    height: 3px;
    width: 60%;
    margin: 6px auto 0;
    background-color: var(--techrun-gold);
    border-radius: 2px;
}

/* ===========================
   LOGOS
=========================== */
.logo-wide {
  max-height: 50px;   /* Good balance for nav */
  width: auto;
  height: auto;
}
.logo-mobile {
  max-height: 40px;   /* Slightly smaller */
  width: auto;
  height: auto;
}


/* ===========================
   Build-Up Activities Accordion
=========================== */
.activity-card {
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(0,0,0,0.05);
  transition: transform .22s ease, box-shadow .22s ease;
}
.activity-card .accordion-button {
  background: #fff;
  border: none;
  border-radius: 12px;
  min-height: 140px;
  text-align: left;
  transition: background-color .3s ease;
}
.activity-card .accordion-button:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 20px rgba(0,155,158,0.15);
}

/* Title colors */
.activity-card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--techrun-brand); /* main brand blue */
}

/* Toggle icon (+ / -) */
.activity-card .accordion-button::after {
  background-image: none !important;
  content: '+'; /* plus when collapsed */
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--techrun-gold);
  margin-left: auto;
}
.activity-card .accordion-button:not(.collapsed)::after {
  content: '−'; /* minus when expanded */
  color: var(--techrun-teal);
}

/* Expanded header state */
.activity-card .accordion-button:not(.collapsed) {
  background-color: rgba(0, 155, 158, 0.05);
}

/* Body */
.activity-card .accordion-body {
  background: #fff;
  border-top: 1px solid rgba(0,0,0,0.06);
  border-radius: 0 0 12px 12px;
  padding: 1.2rem;
  font-size: .95rem;
  line-height: 1.6;
  color: var(--techrun-dark);
}


/* Title colors */
.activity-card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--techrun-teal);
}

 /* Section Title */
    .section-title {
      font-size: 2.2rem;
      font-weight: 700;
      color: var(--techrun-dark);
    }

    /* Custom Portfolio Tabs */
    .portfolio-tabs {
      list-style: none;
      padding: 0;
      margin: 0;
      border-bottom: 1px solid #ddd;
      gap: 2rem;
    }
    .portfolio-tabs li {
      display: inline-block;
    }
    .portfolio-tabs .tab-link {
      background: none;
      border: none;
      font-weight: 600;
      color: var(--techrun-dark);
      padding: 0.5rem 0;
      position: relative;
      transition: color 0.3s ease;
    }
    .portfolio-tabs .tab-link:hover {
      color: var(--techrun-teal);
    }
    .portfolio-tabs .tab-link.active {
      color: var(--techrun-teal);
    }
    .portfolio-tabs .tab-link::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: -6px;
      width: 0;
      height: 3px;
      background-color: var(--techrun-gold);
      border-radius: 2px;
      transform: translateX(-50%);
      transition: width 0.3s ease;
    }
    .portfolio-tabs .tab-link.active::after {
      width: 60%;
    }

    /* Portfolio Hover Effects */
    .portfolio-item {
      overflow: hidden;
      border-radius: 12px;
    }
    .portfolio-img {
      transition: transform 0.4s ease, box-shadow 0.4s ease;
    }
    .portfolio-img:hover {
      transform: scale(1.08);
      box-shadow: 0 10px 25px rgba(0, 155, 158, 0.35);
    }

    /* Partnership Packages - Pricing Card Style */
.package-card {
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 6px 20px rgba(0,0,0,0.08);
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.package-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 10px 28px rgba(0,0,0,0.12);
}

.package-header {
  padding: 1.5rem;
  color: #fff;
  text-align: center;
}

.package-header h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.package-header .price {
  font-size: 1.8rem;
  font-weight: 700;
  display: block;
}

.package-features {
  flex: 1;
  list-style: none;
  padding: 1.5rem;
  margin: 0;
  font-size: 0.95rem;
  color: var(--techrun-dark);
}

.package-features li {
  margin-bottom: 0.75rem;
}

.package-card .btn {
  border-radius: 0;
  padding: 1rem;
  font-weight: 600;
  border-top: 1px solid rgba(0,0,0,0.06);
}


/* Partnership Header Background Variants */
.bg-techrun-gold {
  background-color: var(--techrun-gold) !important;
  color: #fff !important;
}

.bg-techrun-teal {
  background-color: var(--techrun-teal) !important;
  color: #fff !important;
}

.bg-techrun-dark {
  background-color: var(--techrun-dark) !important;
  color: #fff !important;
}

.bg-techrun-light {
  background-color: var(--techrun-light) !important;
  color: #fff !important;
}

/* ===========================
   TechRun Summary Card
=========================== */
.techrun-summary {
  border: 1px solid rgba(0, 155, 158, 0.15);
  border-radius: 12px;
  background: #fff;
  transition: all 0.3s ease;
}
.techrun-summary:hover {
  box-shadow: 0 8px 22px rgba(0, 155, 158, 0.15);
}

/* Collapse button */
.btn-outline-techrun {
  border-color: var(--techrun-teal);
  color: var(--techrun-teal);
  font-weight: 600;
  border-radius: 8px;
  padding: 0.75rem 1.2rem;
}
.btn-outline-techrun:hover,
.btn-outline-techrun:focus {
  background-color: var(--techrun-teal);
  color: #fff;
}

/* Section divider */
.techrun-summary hr {
  border-top: 2px dashed var(--techrun-light);
}

/* Text refinements */
.techrun-summary p.small {
  line-height: 1.6;
  color: var(--techrun-dark);
}
.techrun-summary strong {
  color: var(--techrun-teal);
}

/* Payment amount highlight */
#summary_amount {
  color: var(--techrun-gold) !important;
  font-size: 1.5rem;
}

/* Collapse transition */
.collapse:not(.show) {
  transition: height 0.35s ease;
}


/* ===========================
   REGISTER PAGE STYLING
=========================== */
.auth-section {
  min-height: 100vh;
  background: linear-gradient(
    135deg,
    rgba(0, 155, 158, 0.08) 0%,
    rgba(216, 167, 59, 0.08) 100%
  ),
  url('/images/techrun-pattern.svg') center/cover no-repeat;
  padding: 40px 15px;
}

.auth-card {
  background: #fff;
  border-radius: 18px;
  padding: 2.5rem;
  max-width: 460px;
  width: 100%;
  transition: all 0.35s ease;
}

.auth-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 28px rgba(0, 155, 158, 0.15);
}

.form-label {
  color: var(--techrun-dark);
  font-weight: 600;
}

.form-control {
  border: 1.5px solid rgba(0, 155, 158, 0.2);
  transition: all 0.3s ease;
}

.form-control:focus {
  border-color: var(--techrun-teal);
  box-shadow: 0 0 0 0.2rem rgba(0, 155, 158, 0.25);
}

.text-techrun {
  color: var(--techrun-teal);
  text-decoration: none;
  transition: color 0.3s ease;
}

.text-techrun:hover {
  color: var(--techrun-gold);
}


.btn-outline-techrun {
  background: transparent;
  border: 2px solid var(--techrun-teal);
  color: var(--techrun-teal);
  font-weight: 600;
  border-radius: 50px;
  transition: all 0.3s ease;
}

.btn-outline-techrun:hover {
  background: var(--techrun-teal);
  color: #fff;
  transform: translateY(-1px);
}

.partner-logo {
  max-height: 80px;
  filter: grayscale(100%);
  opacity: 0.8;
  transition: all 0.3s ease;
  display: block;
  object-fit: contain;
}

.partner-logo:hover {
  filter: grayscale(0%);
  opacity: 1;
}

.partners-swiper .swiper-slide {
  display: flex;
  align-items: center;
  justify-content: center;
}



.schedule.section {
  background: #f7f7fb;
  padding-top: 4rem;
  padding-bottom: 4rem;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto;
  color: var(--techrun-dark);
}

/* Title */
.schedule .section-title h2 {
  font-weight: 800;
  font-size: 2rem;
  text-align: center;
  color: var(--techrun-dark);
  position: relative;
}
.schedule .section-title h2::before,
.schedule .section-title h2::after {
  content: "";
  display: inline-block;
  width: 60px;
  height: 2px;
  background: var(--techrun-teal);
  margin: 0 10px;
  vertical-align: middle;
}
.schedule .section-title p {
  color: var(--techrun-light);
  text-align: center;
  max-width: 650px;
  margin: 0 auto 2rem auto;
  font-size: 1rem;
}

/* Day Tabs */
.schedule-header .nav-tabs {
  border: none;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 2rem;
}
.schedule-header .nav-tabs .nav-link {
  border: none;
  background: #fff;
  color: var(--techrun-dark);
  border-radius: 16px;
  padding: 1rem 1.5rem;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
  transition: all 0.25s ease;
  font-weight: 600;
  min-width: 130px;
}
.schedule-header .nav-tabs .nav-link small {
  display: block;
  font-size: 0.85rem;
  color: var(--techrun-light);
  font-weight: 500;
  margin-top: 0.25rem;
}
.schedule-header .nav-tabs .nav-link.active {
  background: var(--techrun-teal);
  color: #fff;
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(0, 155, 158, 0.3);
}

/* Timeline */
.session-timeline {
  position: relative;
  margin-left: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.session-timeline::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5rem;
  bottom: 0.5rem;
  width: 2px;
  background: #e4e4ea;
}

/* Each session */
.session-block {
  display: flex;
  gap: 1rem;
  position: relative;
}

/* Time column */
.session-time {
  width: 60px;
  text-align: right;
  font-weight: 700;
  color: var(--techrun-teal);
  font-size: 0.95rem;
}
.session-time .end {
  display: block;
  color: var(--techrun-light);
  font-weight: 500;
  margin-top: 0.1rem;
}

/* Card */
.session-card {
  flex: 1;
  background: #fff;
  border-radius: 16px;
  padding: 1.25rem 1.5rem;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);
  position: relative;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.session-card::before {
  content: "";
  position: absolute;
  left: -1.5rem;
  top: 1.25rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--techrun-gold);
  box-shadow: 0 0 0 4px rgba(216, 167, 59, 0.2);
}
.session-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.08);
}

/* Meta */
.session-meta {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: 0.5rem;
}
.session-meta .track {
  font-size: 0.75rem;
  font-weight: 700;
  background: rgba(0, 155, 158, 0.1);
  color: var(--techrun-teal);
  border-radius: 0.4rem;
  padding: 0.25rem 0.6rem;
}
.session-meta .room {
  color: var(--techrun-light);
  font-size: 0.85rem;
}

/* Title + desc */
.session-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
  color: var(--techrun-dark);
}
.session-description {
  color: var(--techrun-light);
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

/* Speaker */
.speaker-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.speaker-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
}
.speaker-info strong {
  display: block;
  font-weight: 600;
  color: var(--techrun-dark);
}
.speaker-info .small {
  color: var(--techrun-light);
}

/* Add button */
.add-to-schedule {
  position: absolute;
  right: 1rem;
  top: 1rem;
  background: rgba(0, 155, 158, 0.1);
  color: var(--techrun-teal);
  font-size: 0.9rem;
  font-weight: 600;
  border: none;
  padding: 0.4rem 0.75rem;
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 0.3rem;
  cursor: pointer;
  transition: background 0.25s ease;
}
.add-to-schedule:hover {
  background: var(--techrun-teal);
  color: #fff;
}

/* Actions */
.schedule-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 2.5rem;
}
.schedule-actions .btn {
  border-radius: 10px;
  font-weight: 600;
  padding: 0.7rem 1.3rem;
  font-size: 0.95rem;
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.05);
}
.schedule-actions .btn-primary {
  background: var(--techrun-teal);
  color: #fff;
  border: none;
}
.schedule-actions .btn-outline {
  background: transparent;
  color: var(--techrun-teal);
  border: 1px solid rgba(0, 155, 158, 0.3);
}

/* Responsive tweaks */
@media (max-width: 991px) {
  .session-timeline { padding-left: 1rem; }
  .session-card::before { left: -2.15rem; top: .9rem; }
  .session-time { width: 70px; font-size: .95rem; }
}
@media (max-width: 575px) {
  .session-timeline { padding-left: .6rem; }
  .session-block { gap: .75rem; }
  .session-card::before { left: -1.7rem; top: .85rem; }
  .session-time { display:none; } /* hide times on tight screens */
}




/* =========================
   FLOATING WHATSAPP BUTTON
========================= */
.floating-whatsapp {
    position: fixed;
    bottom: 95px;
    right: 25px;
    background-color: #25D366;
    color: #fff;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    z-index: 9999;
    cursor: pointer;
    opacity: 0;
    transform: translateY(100px);
    transition: transform 0.3s ease, box-shadow 0.3s ease, opacity 0.3s ease;
}

.floating-whatsapp:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
    color: #fff;
}

/* Make visible after scroll */
.floating-whatsapp.active {
    opacity: 1;
    transform: translateY(0);
    animation: bounceIn 0.6s ease;
}

@keyframes bounceIn {
    0% { opacity: 0; transform: translateY(100px) scale(0.8); }
    60% { opacity: 1; transform: translateY(-10px) scale(1.05); }
    100% { transform: translateY(0) scale(1); }
}

/* Mobile adjustment */
@media (max-width: 576px) {
    .floating-whatsapp {
        bottom: 110px;
        right: 20px;
        width: 55px;
        height: 55px;
        font-size: 1.7rem;
    }
}