/* Navbar */
.bg-navbar {
  background: linear-gradient(145deg, #012b3b 0%, #064d4d 50%, #021d1d 100%);
  height: auto;
  padding: 0;
  overflow: visible;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
  justify-content: center;
}
.navbar-collapse {
  justify-content: center;
}
/* MAIN HEADER */
.main-header {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 120px;
  position: relative;
  z-index: 1000 ;
  transition: opacity 0.4s ease,    transform 0.4s ease;

}
/* საწყისი მდგომარეობა */
body:not(.scrolled) .main-header {
  opacity: 1;
}
/* scroll-ზე */
body.scrolled .main-header {
  opacity: 0;
  pointer-events: none;
}
/* Main Logo */
.navbar-brand {
  position: absolute;
  left: 0;
  top: 0;
}
.logo {
  width: 150px;
  height: 140px;
  margin: 0 auto 5px;
  background-image: url('../images/logo-640.png');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  display: inline-block;
  transition: transform 0.3s ease-in-out, opacity 0.3s ease-in-out;
}
.logo-block {
  align-items: center;
  background: var(--logoblock);
  padding: 20px 30px;
  border-radius: 2px;
  top: 5px;
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.5);
  position: relative;
  display: inline-block;
}
.logo-subtext {
  font-family: 'ALK Tommaso', sans-serif;
  font-size: 30px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 12px;
  background: linear-gradient(180deg, #a67519 0%, #b8860b 20%, #e0c56c 50%, #b8860b 80%, #7b651f 100%);
  background-size: 200%;
  background-position: 0% 50%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  transition: color 0.3s ease-in-out, opacity 0.3s ease-in-out;
}
.logo-divider {
  width: 140px;
  height: 2px;
  margin: 10px auto;
  background: linear-gradient(90deg, #f7e98c, #e4c17d, #d4af37, #b8860b);
  box-shadow: 0 0 4px rgba(212, 175, 55, 0.4);
  border-radius: 2px;
}
/* Header Login */
/* LOGIN FORM WRAPPER */
.login-form {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(12px);
  padding: 10px 12px;
  border-radius: 2px;
  border: 1px solid rgba(255,255,255,0.08);
}

/* INPUTS */
.login-form .form-control {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  color: #fff;
  border-radius: 2px;
  padding: 8px 10px;
  font-size: clamp(12px, 1vw, 14px);
  transition: border-color 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease, color 0.2s ease;
}

.login-form .form-control::placeholder {
  color: rgba(255,255,255,0.6);
}

/* INPUT FOCUS */
.login-form .form-control:focus {
  background: rgba(255,255,255,0.12);
  border-color: #ffc107;
  box-shadow: 0 0 8px rgba(255,193,7,0.3);
  color: #fff;
}
.input-icon {
  position: relative;
  width: 100%;
}

.input-icon i {
  position: absolute;
  top: 50%;
  left: 10px;
  transform: translateY(-50%);
  color: #ffc107;
  font-size: 14px;
  pointer-events: none;
}

/* input space for icon */
.input-icon .form-control {
  padding-left: 35px;
}
.is-invalid {
  border-color: #ff4d4d !important;
}
/* LOGIN BUTTON */
.login-form .btn-warning {
  border-radius: 2px;
  font-weight: 600;
  padding: 8px 14px;
  font-size: clamp(12px, 1vw, 14px);
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease, color 0.2s ease;
white-space: nowrap;
}

.login-form .btn-warning:hover {
  transform: translateY(-1px);
  box-shadow: 0 5px 12px rgba(255,193,7,0.4);
}
/* center wrapper */
#loginBtn .spinner-wrapper {
  transform: translate(-50%, -50%);
}

/* spinner animation fix */
#loginBtn .spinner-border {
  animation: spinner-rotate 0.75s linear infinite;
}

@keyframes spinner-rotate {
  100% {
    transform: rotate(360deg);
  }
}
.forgot-pass-link {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    background: transparent;
    color: #adb5bd;
    cursor: pointer;
    text-decoration: none;
    transition: transform 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}
.forgot-pass-link:hover {
    background: rgba(255, 193, 7, 0.15);
    color: #ffc107;
    transform: translateY(-50%) scale(1.1);
}
/* logged */
.user-panel {
    background: rgba(255,255,255,0.06);
    padding: 10px 15px;
    border-radius: 3px;
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255,255,255,0.08);
    box-shadow: 0 4px 20px rgba(0,0,0,0.25);
    transition: box-shadow 0.3s ease, border-color 0.3s ease, background-color 0.3s ease;
}

/* subtle hover on whole panel */
.user-panel:hover {
    box-shadow: 0 6px 20px  rgba(0,0,0,0.35);
}

/* Avatar */
.user-panel .avatar {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: linear-gradient(135deg, #d4af37, #f7e98c);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #000000;
    font-weight: 600;
    font-size: 14px;
    letter-spacing: 0.5px;
    box-shadow: 0 0 10px #ffc30063;
}
.user-panel .username {
    color: #fff;
    font-weight: 500;
    font-size: 14px;
    opacity: 0.9;
}
.user-panel .avatar img {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    object-fit: cover;
    display: block;
}
.btn-soft {
    border: none;
    border-radius: 2px;
    padding: 10px;
    font-size: clamp(12px, 0.8vw, 14px);
    font-weight: 500;
    transition: transform 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease, color 0.25s ease;
    position: relative;
    overflow: hidden;
}
.btn-soft::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, rgba(255,255,255,0.2), transparent);
    opacity: 0;
    transition: 0.3s;
}
.btn-soft:hover::before {
    opacity: 1;
}
.btn-soft:hover {
    transform: translateY(-2px) scale(1.03);
    box-shadow: 0 6px 16px rgba(0,0,0,0.25);
}
.btn-soft:active {
    transform: scale(0.95);
}
.btn-light.btn-soft {
    background: rgba(255,255,255,0.12);
    color: #fff;
}
.btn-light.btn-soft:hover {
    background: rgba(255,255,255,0.22);
}
.btn-success.btn-soft {
    background: linear-gradient(135deg, #00b129, #20c997);
}
.btn-dark.btn-soft {
    background: rgba(0,0,0,0.5);
}
.btn-danger.btn-soft {
    background: linear-gradient(135deg, #ff0018, #ff6b6b);
}
.user-panel .btn i {
    margin-right: 0.4rem;
    transition: transform 0.3s ease;
}
.user-panel .btn:hover i {
    transform: scale(1.2) rotate(10deg);
}
.btn-light i { color: #0dcaf0; }     /* profile */
.btn-success i { color: #fff; }      /* teacher */
.btn-dark i { color: #ffcc00; }      /* admin */
.btn-danger i { color: #fff; }       /* logout */
/* REGISTER BUTTON */
.login-form .btn-outline-light {
  border-radius: 2px;
  font-size: clamp(12px, 1vw, 14px);
  padding: 8px 12px;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
  white-space: nowrap;
}
.login-form .btn-outline-light:hover {
  background: #fff;
  color: #000;
}
.login-form input {
  min-width: 120px;
}
/* Language Switcher */
.tg-visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.lang-btn {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: none;
  background: var(--lang-bg);
  padding: 0;
  overflow: hidden;
  cursor: pointer;
  transition: 0.3s ease;
  box-shadow: 0 0 4px rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 10px;
}
.lang-btn img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  display: block;
}
.lang-menu {
  position: absolute;
  top: 110%;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 10px;
  background: var(--lang-bg);
  border-radius: 4px;
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.4);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
  z-index: 1000;
}
.lang-menu.show {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}
.lang-menu img {
  width: 30px !important;
  height: 30px !important;
  border-radius: 50%;
  object-fit: cover;
  transition: transform 0.2s ease;
  box-shadow: 0 0 3px rgba(0, 0, 0, 0.3);
  cursor: pointer;
}
.lang-menu img:hover {
  transform: scale(1.1);
  box-shadow: 0 0 6px rgba(240, 192, 64, 0.5);
}
.lang-dropdown {
  position: relative;
}
.lang-dropdown.active .lang-btn {
  box-shadow: 0 0 8px rgba(240, 192, 64, 0.5);
  transform: scale(1.05);
}
/* ==== */
/* NavBar  */
.bottom-navbar {
  height: 70px;
  display: flex;
  background: var(--navbar-bg);
  position: sticky;
  width: 100%;
  z-index: 999;
  transition: height 0.3s ease, top 0.3s ease;
}
.bottom-navbar.container {
  display: flex;
}
/* Navbar Position after scroll */
.scrolled .bottom-navbar {
    top: 0;
    height: 90px;
    transition: height 0.3s ease, top 0.3s ease;
}
/* LOGO + LOGIN hidden by default */
.logo-sm,
.login-panel,
.lang_switcher_2 {
  opacity: 0;
  transform: translateY(-20px);
  transition: opacity 0.3s ease, transform 0.3s ease;
  pointer-events: none;
  display: flex;
  gap: 15px;
}
.scrolled .logo-sm,
.scrolled .login-panel,
.scrolled .lang_switcher_2 {
  opacity: 1;
  pointer-events: auto;
  transform: scale(1);
} 
/* Navbar Logo */
.logo-sm {
  width: 70px;
  height: 70px;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  transition: opacity 0.3s ease-in-out, transform 0.3s ease-in-out;
}
/* Navlink */
.nav-link {
    display: inline-block;
    padding: 0.45rem 1.2rem;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    border-radius: 2px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(8px);
    transition: transform 0.3s ease, background-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
    font-size: clamp(0.75rem, 1.2vw, 1rem);
    font-family: 'TASA Explorer', 'BPG Venuri 2020 Caps';
}

.nav-link:hover ,
.nav-link:focus {
    background: rgba(255, 204, 0, 0.8);
    color: #1a1a1a;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.4);
}
#bottomNavbarContent a[href*="#aboutus"] i {
    color: #c39500;
}
#bottomNavbarContent a[href*="#howto"] i {
    color: #00ad07;
}
#bottomNavbarContent .dropdown-toggle i {
    color: #0090a3;
}
#bottomNavbarContent .nav-link:hover i {
    transition: transform 0.3s ease, color 0.3s ease, text-shadow 0.3s ease;
    color: #000;
    text-shadow: 0 0 8px #ffcc00;
    transform: scale(1.2);
}
/* Login */
.login-panel {
    gap: 0.5rem;
    flex-wrap: wrap;
}
.login-panel .login-btn,
.login-panel .register-btn {
    font-family: 'TASA Explorer', 'BPG Venuri 2020 Caps';
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.45rem 1.2rem;
    font-size: clamp(0.75rem, 1.2vw, 1rem);
    font-weight: 500;
    color: #fff;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 2px; /* pill shape */
    backdrop-filter: blur(8px);
    transition: transform 0.3s ease, background-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
    text-decoration: none;
}
.login-panel .login-btn:hover {
    background: rgba(255, 204, 0, 0.8);
    color: #1a1a1a;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.4);
}
.login-panel .register-btn {
    background: rgba(255, 170, 0, 0.8); /* slightly different tone */
    color: #1a1a1a;
}

.login-panel .register-btn:hover {
    background: rgba(255, 204, 0, 0.9);
    color: #1a1a1a;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.4);
}
/* Icon animation */
.login-panel .login-btn i ,
.login-panel .register-btn i{
    transition: transform 0.3s ease, color 0.3s ease;
}
.login-panel .login-btn:hover i ,
.login-panel .register-btn:hover i{
    transform: scale(1.2) rotate(10deg);
    color: #1a1a1a;
}
/* User box container */
.user-box {
    padding: 0.35rem 0.8rem;
    backdrop-filter: blur(8px);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: transform 0.3s ease, background-color 0.3s ease, color 0.3s ease;
}


/* Active (click feel) */
.user-box:active {
    transform: scale(0.97);
}

/* Avatar circle */
.user-box .avatar {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: linear-gradient(135deg, #ffcc00, #ff9900);
    color: #1a1a1a;
    font-weight: 700;
    font-size: 0.95rem;

    display: flex;
    align-items: center;
    justify-content: center;

    transition: transform 0.3s ease;
}

.user-box .avatar img {
    display: block;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    object-fit: cover;
}

/* Avatar animation */
.user-box:hover .avatar {
    transform: scale(1.1) rotate(5deg);
}

/* Username */
.user-box .username {
    color: #fff;
    font-size: clamp(0.75rem, 1vw, 0.95rem);
    font-weight: 500;
    white-space: nowrap;
}

/* Hide bootstrap default arrow */
.dropdown-toggle::after {
    display: none !important;
}

/* Arrow */
.user-box .arrow {
    font-size: 1.4rem;
    margin-left: 0.4rem;
    color: #ccc;
    transition: transform 0.3s ease;
    transform-origin: center;
}



/* Container სწორად გაასწოროს */
.user-dropdown {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Dropdown menu main */
.user-dropdown .dropdown-menu {
    min-width: 200px; /* უკეთესი readability */
    padding: 0.5rem 0;
    border-radius: 8px;
    background: rgba(30, 30, 30, 0.95); /* მუქი ფონი, semi-transparent */
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.1);
    box-shadow: 0 6px 20px rgba(0,0,0,0.35);
}

/* Dropdown items */
.user-dropdown .dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #fff;
    font-size: 0.9rem;
    padding: 0.45rem 1rem;
    transition: transform 0.2s ease, background-color 0.2s ease, color 0.2s ease;
    border-radius: 5px;
}

/* Hover effect for items */
.user-dropdown .dropdown-item:hover {
    background: rgba(255, 204, 0, 0.1);
    color: #ffd700; /* ან შენი primary ფერი */
    transform: translateX(3px);
}

/* Icons spacing */
.user-dropdown .dropdown-item i {
    font-size: 1rem;
    width: 20px; /* fixed width რომ text-align იყოს */
    text-align: center;
}

/* Divider style */
.user-dropdown .dropdown-divider {
    border-color: rgba(255,255,255,0.1);
    margin: 0.3rem 0;
}

/* Optional: smooth transition for menu appearance */
.user-dropdown .dropdown-menu {
    transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease;
}
/* Logout button style tweak */
.user-dropdown .logout-btn {
    padding: 0.4rem 0.9rem;
    border-radius: 20px;
    transition: transform 0.3s ease, box-shadow 0.3s ease, background-color 0.3s ease, color 0.3s ease;
}

/* Hover effect */
.user-dropdown .logout-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}


@media (max-width: 992px) {
    /* Header */
    .bg-navbar {
        display: none;
    }
    /* Navbar */
    .bottom-navbar {
        height: auto;
    }
    /* Logo */
        .logoLG {
        display: none;
    }
    .logoMobile {
        display: block;
    }
    .logoMobile-block {
        display: flex;
        align-items: center;
        gap: 15px;
    }
    .logo-sm {
        transform: scale(1);
        opacity: 1;
    }
    /* login */
    .login-panel,
    .scrolled .login-panel,
    .lang_switcher_2 {
        display: none !important;
    }
    .custom-toggler {
        border: 1px solid #ffc107;
        padding: 6px;
        border-radius: 2px;
        background: rgba(255, 193, 7, 0.04);
        transition: border-color 0.28s ease, background 0.28s ease, box-shadow 0.28s ease, transform 0.28s ease;
    }
    .custom-toggler:hover {
        background: rgba(255, 193, 7, 0.08);
        box-shadow: 0 8px 18px rgba(0,0,0,0.18);
    }
    .custom-toggler:focus {
        outline: none;
        box-shadow: none;
    }
    .custom-toggler:focus-visible {
        outline: none;
        box-shadow: none;
    }
    /* burger lines */
    .line {
        stroke: #ffc107;
        stroke-width: 6;
        stroke-linecap: round;
        transform-origin: center;
        transition: opacity 0.22s ease, transform 0.3s ease, stroke 0.3s ease;
    }
    /* cap hidden */
    .cap,
    .tassel {
        stroke: #ffc107;
        stroke-width: 4;
        fill: none;
        opacity: 0;
        transform-origin: center;
        transform: translateY(4px) scale(0.92);
        transition: opacity 0.24s ease, transform 0.3s ease;
    }
    /* OPEN STATE */
    .custom-toggler[aria-expanded="true"] {
        background: rgba(255, 193, 7, 0.12);
        border-color: rgba(255, 214, 87, 0.95);
        box-shadow: 0 10px 22px rgba(0,0,0,0.22);
        transform: translateY(-1px);
    }
    .custom-toggler[aria-expanded="true"] .top ,
    .custom-toggler[aria-expanded="true"] .bottom ,
    .custom-toggler[aria-expanded="true"] .middle {
        opacity: 0;
        transform: scale(0.9);
    }
    /* show cap */
    .custom-toggler[aria-expanded="true"] .cap,
    .custom-toggler[aria-expanded="true"] .tassel {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
    .navbar {
        z-index: 1040;
    }
    .bottom-navbar > .container {
        position: relative;
    }
    .navbar-collapse {
        position: absolute;
        top: calc(100% + 8px);
        left: 0;
        right: 0;
        width: auto;
        margin: 0;
        padding: 0;
        background: linear-gradient(165deg, rgba(3, 33, 33, 0.96), rgba(5, 62, 62, 0.94));
        border: 1px solid rgba(255, 255, 255, 0.08);
        border-top: 1px solid rgba(243, 217, 125, 0.2);
        border-radius: 0 0 18px 18px;
        box-shadow: 0 18px 38px rgba(0,0,0,0.24);
        backdrop-filter: blur(14px);
        transform-origin: top center;
    }
    /* ანიმაცია გახსნისას */
    .navbar-collapse.collapse:not(.show) {
        display: block !important;
        height: 0 !important;
        overflow: hidden;
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        transform: translateY(-10px) scaleY(0.96);
        box-shadow: none;
        border-width: 0;
    }
    .navbar-collapse.collapsing {
        display: block !important;
        overflow: hidden;
        opacity: 1;
        visibility: visible;
        pointer-events: none;
        transform: translateY(0) scaleY(1);
        padding: 1rem;
        border-width: 1px;
        transition: height 0.32s ease, opacity 0.24s ease, transform 0.32s ease;
    }
    .navbar-collapse.collapse.show {
        height: auto;
        overflow: visible;
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        transform: translateY(0) scaleY(1);
        padding: 1rem;
        border-width: 1px;
    }

  .bottom-navbar .nav-center {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 0.75rem !important;
  }
  .bottom-navbar .nav-item {
    width: 100%;
  }
  .bottom-navbar .nav-link,
  .bottom-navbar .dropdown-toggle {
    width: 100%;
    justify-content: flex-start;
    padding: 0.85rem 1rem;
    border-radius: 12px;
  }
  .navbar-nav .dropdown-menu {
    position: static !important;
    float: none;
    margin-top: 0.55rem;
    padding: 0.5rem;
    border-radius: 14px;
    border: 1px solid rgba(255,255,255,0.08);
    background: rgba(255,255,255,0.05);
    box-shadow: none;
    backdrop-filter: blur(10px);
  }
  .navbar-nav .dropdown-item {
    color: rgba(255,255,255,0.86);
    border-radius: 10px;
    padding: 0.7rem 0.85rem;
    transition: background 0.22s ease, color 0.22s ease, transform 0.22s ease;
  }

  .navbar-nav .nav-link:hover,
  .navbar-nav .dropdown-item:hover {
    color: #ffc107;
    background: rgba(255, 193, 7, 0.08);
    transform: translateX(2px);
  }
  .navbar .dropdown-menu.show {
    transform: none;
  }
  .ms-lg-3 {
    margin-top: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
  }
  .d-flex.align-items-center.ms-lg-3 {
    flex-wrap: wrap;
    gap: 8px; /* ცოტა ჰაერი შორის */
  }
  .auth-glass.signup {
    margin-left: 0 !important;
  }

}
.lang-menu__item {
  display: flex;
  border-radius: 50%;
  outline: 2px solid transparent;
  outline-offset: 2px;
}

.lang-menu__item:hover,
.lang-menu__item:focus-visible {
  outline-color: rgba(240, 192, 64, 0.75);
}

.lang-menu__item.is-current {
  opacity: 0.58;
}