/* Fonts Roboto */
@import url('https://fonts.googleapis.com/css2?family=Roboto:ital,wght@0,100;0,300;0,400;0,500;0,700;0,900;1,100;1,300;1,400;1,500;1,700;1,900&display=swap');

/* --- 1. Light Theme (default) --- */
:root {
    color-scheme: light dark;

    /* Main colors */
    --bg-body: #fdfdfd;
    --bg-card: #ffffff;
    --bg-surface: #ffffff;
    --text-main: #212529;
    --text-muted: #6c757d;
    --border-color: #e0e0e0;
    
    /* MDB/Bootstrap overrides mapping */
    --mdb-body-bg: var(--bg-body);
    --mdb-body-color: var(--text-main);
    
    /* Elements */
    --navbar-bg: rgba(255, 255, 255, 0.9);
    --card-shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    --input-bg: #ffffff;
    --input-border: #bdbdbd;
}

/* --- 2. Dark Theme --- */
[data-theme="dark"] {
    /* Replace main colors */
    --bg-body: #121212;
    --bg-card: #1e1e1e;
    --bg-surface: #2d2d2d;
    --text-main: #e0e0e0;
    --text-muted: #adb5bd;
    --border-color: #404040;
    
    /* MDB overrides */
    --mdb-body-bg: var(--bg-body);
    --mdb-body-color: var(--text-main);
    --mdb-card-bg: var(--bg-card);

    /* Elements */
    --navbar-bg: rgba(18, 18, 18, 0.95);
    --card-shadow: 0 4px 6px -1px rgba(0,0,0,0.5);
    --input-bg: #2d2d2d;
    --input-border: #404040;
}

/* --- 3. Global styles --- */
body {
    font-family: 'Roboto', sans-serif;
    font-weight: 300;
    background-color: var(--bg-body) !important;
    color: var(--text-main) !important;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Animation light/dark (View Transitions) */
/* 1. Вимикаємо стандартну анімацію браузера (fade) */
::view-transition-old(root),
::view-transition-new(root) {
  animation: none;
  mix-blend-mode: normal;
}

/* 2. Нова тема (New) завжди поверх Старої (Old) */
::view-transition-new(root) {
  z-index: 9999; 
}

::view-transition-old(root) {
  z-index: 1;
}

/* --- 4. Components --- */

/* Cards */
.card {
    background-color: var(--bg-card);
    color: var(--text-main);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    box-shadow: var(--card-shadow);
}

.card-title {
    color: var(--text-main);
}

.text-muted {
    color: var(--text-muted) !important;
}

/* Навігація */
.navbar {
    background-color: var(--bg-body) !important;
    backdrop-filter: blur(5px);
}

.nav-link {
    color: var(--text-main) !important;
    font-family: 'Roboto';
    font-weight: 700;
}

.nav-link.active {
    background-color: var(--bg-surface) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: 5px;

    padding-left: 10px;
    padding-right: 10px;
}

/* Buttonts and inputs */
.btn-light {
    background-color: var(--bg-surface) !important;
    color: var(--text-main) !important;
    border-color: var(--border-color) !important;
}

.form-control, .form-control:focus {
    background-color: var(--input-bg) !important;
    border-color: var(--input-border) !important;
    color: var(--text-main) !important;
}

/* Accordion (FAQ) */
.accordion-item {
    background-color: var(--bg-card);
    border-color: var(--border-color);
}

.accordion-button {
    background-color: var(--bg-card);
    color: var(--text-main);
}

.accordion-button:not(.collapsed) {
    background-color: var(--bg-surface);
    color: var(--mdb-primary);
    box-shadow: inset 0 -1px 0 var(--border-color);
}

.accordion-body {
    color: var(--text-main);
}

/* Footer */
.foter p, .foter a {
    color: var(--text-muted);
}

/* Helper Classes */
.card-img-top {
    width: 100%;
    height: 175px;
    background-color: #3d3d3d;
    object-fit: cover;
    image-rendering: optimizeSpeed;
    border-top-left-radius: 10px;
    border-top-right-radius: 10px;
    border: 0px;
}

.chip {
    display: inline-block;
    padding: 0 25px;
    height: 35px;
    font-size: 12px;
    line-height: 35px;
    border-radius: 25px;
    background-color: var(--bg-surface);
}
  
.chip img {
    float: left;
    margin: 0 10px 0 -25px;
    height: 35px;
    width: 35px;
    border-radius: 50%;
}

.page-link {
    background-color: var(--bg-surface);
    border-color: var(--border-color) !important;
    color: var(--text-main);
}

/* Toggle Darl/Light */
.floating-theme-btn {
    position: fixed;
    bottom: 20px;
    left: 20px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    transition: background-color 0.3s ease, color 0.3s ease, transform 0.2s ease;
    user-select: none;
    -webkit-tap-highlight-color: transparent;

    /* Кольори для СВІТЛОЇ теми (темна кнопка) */
    background-color: #100f2c;
    color: #ffffff;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.floating-theme-btn:hover {
    transform: scale(1.1);
}

.floating-theme-btn:active {
    transform: scale(0.9);
}

[data-theme="dark"] .floating-theme-btn {
    background-color: #ffffff;
    color: #100f2c;
    box-shadow: 0 4px 10px rgba(255, 255, 255, 0.1);
}